Merge "Merge branch 'dev.ssa' into mergebranch"

28 files changed, 19566 insertions, 0 deletions

diff --git a/src/cmd/compile/internal/gc/testdata/addressed_ssa.go b/src/cmd/compile/internal/gc/testdata/addressed_ssa.go
new file mode 100644
index 0000000000..f9f459360b
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/addressed_ssa.go
@@ -0,0 +1,216 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import "fmt"
+
+var output string
+
+func mypanic(s string) {
+	fmt.Printf(output)
+	panic(s)
+}
+
+func assertEqual(x, y int) {
+	if x != y {
+		mypanic("assertEqual failed")
+	}
+}
+
+func main() {
+	x := f1_ssa(2, 3)
+	output += fmt.Sprintln("*x is", *x)
+	output += fmt.Sprintln("Gratuitously use some stack")
+	output += fmt.Sprintln("*x is", *x)
+	assertEqual(*x, 9)
+
+	w := f3a_ssa(6)
+	output += fmt.Sprintln("*w is", *w)
+	output += fmt.Sprintln("Gratuitously use some stack")
+	output += fmt.Sprintln("*w is", *w)
+	assertEqual(*w, 6)
+
+	y := f3b_ssa(12)
+	output += fmt.Sprintln("*y.(*int) is", *y.(*int))
+	output += fmt.Sprintln("Gratuitously use some stack")
+	output += fmt.Sprintln("*y.(*int) is", *y.(*int))
+	assertEqual(*y.(*int), 12)
+
+	z := f3c_ssa(8)
+	output += fmt.Sprintln("*z.(*int) is", *z.(*int))
+	output += fmt.Sprintln("Gratuitously use some stack")
+	output += fmt.Sprintln("*z.(*int) is", *z.(*int))
+	assertEqual(*z.(*int), 8)
+
+	args()
+	test_autos()
+}
+
+func f1_ssa(x, y int) *int {
+	switch {
+	} //go:noinline
+	x = x*y + y
+	return &x
+}
+
+func f3a_ssa(x int) *int {
+	switch {
+	} //go:noinline
+	return &x
+}
+
+func f3b_ssa(x int) interface{} { // ./foo.go:15: internal error: f3b_ssa ~r1 (type interface {}) recorded as live on entry
+	switch {
+	} //go:noinline
+	return &x
+}
+
+func f3c_ssa(y int) interface{} {
+	switch {
+	} //go:noinline
+	x := y
+	return &x
+}
+
+type V struct {
+	p    *V
+	w, x int64
+}
+
+func args() {
+	v := V{p: nil, w: 1, x: 1}
+	a := V{p: &v, w: 2, x: 2}
+	b := V{p: &v, w: 0, x: 0}
+	i := v.args_ssa(a, b)
+	output += fmt.Sprintln("i=", i)
+	assertEqual(int(i), 2)
+}
+
+func (v V) args_ssa(a, b V) int64 {
+	switch {
+	} //go:noinline
+	if v.w == 0 {
+		return v.x
+	}
+	if v.w == 1 {
+		return a.x
+	}
+	if v.w == 2 {
+		return b.x
+	}
+	b.p.p = &a // v.p in caller = &a
+
+	return -1
+}
+
+func test_autos() {
+	test(11)
+	test(12)
+	test(13)
+	test(21)
+	test(22)
+	test(23)
+	test(31)
+	test(32)
+}
+
+func test(which int64) {
+	output += fmt.Sprintln("test", which)
+	v1 := V{w: 30, x: 3, p: nil}
+	v2, v3 := v1.autos_ssa(which, 10, 1, 20, 2)
+	if which != v2.val() {
+		output += fmt.Sprintln("Expected which=", which, "got v2.val()=", v2.val())
+		mypanic("Failure of expected V value")
+	}
+	if v2.p.val() != v3.val() {
+		output += fmt.Sprintln("Expected v2.p.val()=", v2.p.val(), "got v3.val()=", v3.val())
+		mypanic("Failure of expected V.p value")
+	}
+	if which != v3.p.p.p.p.p.p.p.val() {
+		output += fmt.Sprintln("Expected which=", which, "got v3.p.p.p.p.p.p.p.val()=", v3.p.p.p.p.p.p.p.val())
+		mypanic("Failure of expected V.p value")
+	}
+}
+
+func (v V) val() int64 {
+	return v.w + v.x
+}
+
+// autos_ssa uses contents of v and parameters w1, w2, x1, x2
+// to initialize a bunch of locals, all of which have their
+// address taken to force heap allocation, and then based on
+// the value of which a pair of those locals are copied in
+// various ways to the two results y, and z, which are also
+// addressed.  Which is expected to be one of 11-13, 21-23, 31, 32,
+// and y.val() should be equal to which and y.p.val() should
+// be equal to z.val().  Also, x(.p)**8 == x; that is, the
+// autos are all linked into a ring.
+func (v V) autos_ssa(which, w1, x1, w2, x2 int64) (y, z V) {
+	switch {
+	} //go:noinline
+	fill_ssa(v.w, v.x, &v, v.p) // gratuitous no-op to force addressing
+	var a, b, c, d, e, f, g, h V
+	fill_ssa(w1, x1, &a, &b)
+	fill_ssa(w1, x2, &b, &c)
+	fill_ssa(w1, v.x, &c, &d)
+	fill_ssa(w2, x1, &d, &e)
+	fill_ssa(w2, x2, &e, &f)
+	fill_ssa(w2, v.x, &f, &g)
+	fill_ssa(v.w, x1, &g, &h)
+	fill_ssa(v.w, x2, &h, &a)
+	switch which {
+	case 11:
+		y = a
+		z.getsI(&b)
+	case 12:
+		y.gets(&b)
+		z = c
+	case 13:
+		y.gets(&c)
+		z = d
+	case 21:
+		y.getsI(&d)
+		z.gets(&e)
+	case 22:
+		y = e
+		z = f
+	case 23:
+		y.gets(&f)
+		z.getsI(&g)
+	case 31:
+		y = g
+		z.gets(&h)
+	case 32:
+		y.getsI(&h)
+		z = a
+	default:
+
+		panic("")
+	}
+	return
+}
+
+// gets is an address-mentioning way of implementing
+// structure assignment.
+func (to *V) gets(from *V) {
+	switch {
+	} //go:noinline
+	*to = *from
+}
+
+// gets is an address-and-interface-mentioning way of
+// implementing structure assignment.
+func (to *V) getsI(from interface{}) {
+	switch {
+	} //go:noinline
+	*to = *from.(*V)
+}
+
+// fill_ssa initializes r with V{w:w, x:x, p:p}
+func fill_ssa(w, x int64, r, p *V) {
+	switch {
+	} //go:noinline
+	*r = V{w: w, x: x, p: p}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/append_ssa.go b/src/cmd/compile/internal/gc/testdata/append_ssa.go
new file mode 100644
index 0000000000..03cd219c32
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/append_ssa.go
@@ -0,0 +1,70 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// append_ssa.go tests append operations.
+package main
+
+import "fmt"
+
+var failed = false
+
+//go:noinline
+func appendOne_ssa(a []int, x int) []int {
+	return append(a, x)
+}
+
+//go:noinline
+func appendThree_ssa(a []int, x, y, z int) []int {
+	return append(a, x, y, z)
+}
+
+func eq(a, b []int) bool {
+	if len(a) != len(b) {
+		return false
+	}
+	for i := range a {
+		if a[i] != b[i] {
+			return false
+		}
+	}
+	return true
+}
+
+func expect(got, want []int) {
+	if eq(got, want) {
+		return
+	}
+	fmt.Printf("expected %v, got %v\n", want, got)
+	failed = true
+}
+
+func testAppend() {
+	var store [7]int
+	a := store[:0]
+
+	a = appendOne_ssa(a, 1)
+	expect(a, []int{1})
+	a = appendThree_ssa(a, 2, 3, 4)
+	expect(a, []int{1, 2, 3, 4})
+	a = appendThree_ssa(a, 5, 6, 7)
+	expect(a, []int{1, 2, 3, 4, 5, 6, 7})
+	if &a[0] != &store[0] {
+		fmt.Println("unnecessary grow")
+		failed = true
+	}
+	a = appendOne_ssa(a, 8)
+	expect(a, []int{1, 2, 3, 4, 5, 6, 7, 8})
+	if &a[0] == &store[0] {
+		fmt.Println("didn't grow")
+		failed = true
+	}
+}
+
+func main() {
+	testAppend()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/arithBoundary_ssa.go b/src/cmd/compile/internal/gc/testdata/arithBoundary_ssa.go
new file mode 100644
index 0000000000..929e4e1f0b
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/arithBoundary_ssa.go
@@ -0,0 +1,735 @@
+package main
+
+import "fmt"
+
+type utd64 struct {
+	a, b                    uint64
+	add, sub, mul, div, mod uint64
+}
+type itd64 struct {
+	a, b                    int64
+	add, sub, mul, div, mod int64
+}
+type utd32 struct {
+	a, b                    uint32
+	add, sub, mul, div, mod uint32
+}
+type itd32 struct {
+	a, b                    int32
+	add, sub, mul, div, mod int32
+}
+type utd16 struct {
+	a, b                    uint16
+	add, sub, mul, div, mod uint16
+}
+type itd16 struct {
+	a, b                    int16
+	add, sub, mul, div, mod int16
+}
+type utd8 struct {
+	a, b                    uint8
+	add, sub, mul, div, mod uint8
+}
+type itd8 struct {
+	a, b                    int8
+	add, sub, mul, div, mod int8
+}
+
+//go:noinline
+func add_uint64_ssa(a, b uint64) uint64 {
+	return a + b
+}
+
+//go:noinline
+func sub_uint64_ssa(a, b uint64) uint64 {
+	return a - b
+}
+
+//go:noinline
+func div_uint64_ssa(a, b uint64) uint64 {
+	return a / b
+}
+
+//go:noinline
+func mod_uint64_ssa(a, b uint64) uint64 {
+	return a % b
+}
+
+//go:noinline
+func mul_uint64_ssa(a, b uint64) uint64 {
+	return a * b
+}
+
+//go:noinline
+func add_int64_ssa(a, b int64) int64 {
+	return a + b
+}
+
+//go:noinline
+func sub_int64_ssa(a, b int64) int64 {
+	return a - b
+}
+
+//go:noinline
+func div_int64_ssa(a, b int64) int64 {
+	return a / b
+}
+
+//go:noinline
+func mod_int64_ssa(a, b int64) int64 {
+	return a % b
+}
+
+//go:noinline
+func mul_int64_ssa(a, b int64) int64 {
+	return a * b
+}
+
+//go:noinline
+func add_uint32_ssa(a, b uint32) uint32 {
+	return a + b
+}
+
+//go:noinline
+func sub_uint32_ssa(a, b uint32) uint32 {
+	return a - b
+}
+
+//go:noinline
+func div_uint32_ssa(a, b uint32) uint32 {
+	return a / b
+}
+
+//go:noinline
+func mod_uint32_ssa(a, b uint32) uint32 {
+	return a % b
+}
+
+//go:noinline
+func mul_uint32_ssa(a, b uint32) uint32 {
+	return a * b
+}
+
+//go:noinline
+func add_int32_ssa(a, b int32) int32 {
+	return a + b
+}
+
+//go:noinline
+func sub_int32_ssa(a, b int32) int32 {
+	return a - b
+}
+
+//go:noinline
+func div_int32_ssa(a, b int32) int32 {
+	return a / b
+}
+
+//go:noinline
+func mod_int32_ssa(a, b int32) int32 {
+	return a % b
+}
+
+//go:noinline
+func mul_int32_ssa(a, b int32) int32 {
+	return a * b
+}
+
+//go:noinline
+func add_uint16_ssa(a, b uint16) uint16 {
+	return a + b
+}
+
+//go:noinline
+func sub_uint16_ssa(a, b uint16) uint16 {
+	return a - b
+}
+
+//go:noinline
+func div_uint16_ssa(a, b uint16) uint16 {
+	return a / b
+}
+
+//go:noinline
+func mod_uint16_ssa(a, b uint16) uint16 {
+	return a % b
+}
+
+//go:noinline
+func mul_uint16_ssa(a, b uint16) uint16 {
+	return a * b
+}
+
+//go:noinline
+func add_int16_ssa(a, b int16) int16 {
+	return a + b
+}
+
+//go:noinline
+func sub_int16_ssa(a, b int16) int16 {
+	return a - b
+}
+
+//go:noinline
+func div_int16_ssa(a, b int16) int16 {
+	return a / b
+}
+
+//go:noinline
+func mod_int16_ssa(a, b int16) int16 {
+	return a % b
+}
+
+//go:noinline
+func mul_int16_ssa(a, b int16) int16 {
+	return a * b
+}
+
+//go:noinline
+func add_uint8_ssa(a, b uint8) uint8 {
+	return a + b
+}
+
+//go:noinline
+func sub_uint8_ssa(a, b uint8) uint8 {
+	return a - b
+}
+
+//go:noinline
+func div_uint8_ssa(a, b uint8) uint8 {
+	return a / b
+}
+
+//go:noinline
+func mod_uint8_ssa(a, b uint8) uint8 {
+	return a % b
+}
+
+//go:noinline
+func mul_uint8_ssa(a, b uint8) uint8 {
+	return a * b
+}
+
+//go:noinline
+func add_int8_ssa(a, b int8) int8 {
+	return a + b
+}
+
+//go:noinline
+func sub_int8_ssa(a, b int8) int8 {
+	return a - b
+}
+
+//go:noinline
+func div_int8_ssa(a, b int8) int8 {
+	return a / b
+}
+
+//go:noinline
+func mod_int8_ssa(a, b int8) int8 {
+	return a % b
+}
+
+//go:noinline
+func mul_int8_ssa(a, b int8) int8 {
+	return a * b
+}
+
+var uint64_data []utd64 = []utd64{utd64{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	utd64{a: 0, b: 1, add: 1, sub: 18446744073709551615, mul: 0, div: 0, mod: 0},
+	utd64{a: 0, b: 4294967296, add: 4294967296, sub: 18446744069414584320, mul: 0, div: 0, mod: 0},
+	utd64{a: 0, b: 18446744073709551615, add: 18446744073709551615, sub: 1, mul: 0, div: 0, mod: 0},
+	utd64{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	utd64{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	utd64{a: 1, b: 4294967296, add: 4294967297, sub: 18446744069414584321, mul: 4294967296, div: 0, mod: 1},
+	utd64{a: 1, b: 18446744073709551615, add: 0, sub: 2, mul: 18446744073709551615, div: 0, mod: 1},
+	utd64{a: 4294967296, b: 0, add: 4294967296, sub: 4294967296, mul: 0},
+	utd64{a: 4294967296, b: 1, add: 4294967297, sub: 4294967295, mul: 4294967296, div: 4294967296, mod: 0},
+	utd64{a: 4294967296, b: 4294967296, add: 8589934592, sub: 0, mul: 0, div: 1, mod: 0},
+	utd64{a: 4294967296, b: 18446744073709551615, add: 4294967295, sub: 4294967297, mul: 18446744069414584320, div: 0, mod: 4294967296},
+	utd64{a: 18446744073709551615, b: 0, add: 18446744073709551615, sub: 18446744073709551615, mul: 0},
+	utd64{a: 18446744073709551615, b: 1, add: 0, sub: 18446744073709551614, mul: 18446744073709551615, div: 18446744073709551615, mod: 0},
+	utd64{a: 18446744073709551615, b: 4294967296, add: 4294967295, sub: 18446744069414584319, mul: 18446744069414584320, div: 4294967295, mod: 4294967295},
+	utd64{a: 18446744073709551615, b: 18446744073709551615, add: 18446744073709551614, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var int64_data []itd64 = []itd64{itd64{a: -9223372036854775808, b: -9223372036854775808, add: 0, sub: 0, mul: 0, div: 1, mod: 0},
+	itd64{a: -9223372036854775808, b: -9223372036854775807, add: 1, sub: -1, mul: -9223372036854775808, div: 1, mod: -1},
+	itd64{a: -9223372036854775808, b: -4294967296, add: 9223372032559808512, sub: -9223372032559808512, mul: 0, div: 2147483648, mod: 0},
+	itd64{a: -9223372036854775808, b: -1, add: 9223372036854775807, sub: -9223372036854775807, mul: -9223372036854775808, div: -9223372036854775808, mod: 0},
+	itd64{a: -9223372036854775808, b: 0, add: -9223372036854775808, sub: -9223372036854775808, mul: 0},
+	itd64{a: -9223372036854775808, b: 1, add: -9223372036854775807, sub: 9223372036854775807, mul: -9223372036854775808, div: -9223372036854775808, mod: 0},
+	itd64{a: -9223372036854775808, b: 4294967296, add: -9223372032559808512, sub: 9223372032559808512, mul: 0, div: -2147483648, mod: 0},
+	itd64{a: -9223372036854775808, b: 9223372036854775806, add: -2, sub: 2, mul: 0, div: -1, mod: -2},
+	itd64{a: -9223372036854775808, b: 9223372036854775807, add: -1, sub: 1, mul: -9223372036854775808, div: -1, mod: -1},
+	itd64{a: -9223372036854775807, b: -9223372036854775808, add: 1, sub: 1, mul: -9223372036854775808, div: 0, mod: -9223372036854775807},
+	itd64{a: -9223372036854775807, b: -9223372036854775807, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd64{a: -9223372036854775807, b: -4294967296, add: 9223372032559808513, sub: -9223372032559808511, mul: -4294967296, div: 2147483647, mod: -4294967295},
+	itd64{a: -9223372036854775807, b: -1, add: -9223372036854775808, sub: -9223372036854775806, mul: 9223372036854775807, div: 9223372036854775807, mod: 0},
+	itd64{a: -9223372036854775807, b: 0, add: -9223372036854775807, sub: -9223372036854775807, mul: 0},
+	itd64{a: -9223372036854775807, b: 1, add: -9223372036854775806, sub: -9223372036854775808, mul: -9223372036854775807, div: -9223372036854775807, mod: 0},
+	itd64{a: -9223372036854775807, b: 4294967296, add: -9223372032559808511, sub: 9223372032559808513, mul: 4294967296, div: -2147483647, mod: -4294967295},
+	itd64{a: -9223372036854775807, b: 9223372036854775806, add: -1, sub: 3, mul: 9223372036854775806, div: -1, mod: -1},
+	itd64{a: -9223372036854775807, b: 9223372036854775807, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd64{a: -4294967296, b: -9223372036854775808, add: 9223372032559808512, sub: 9223372032559808512, mul: 0, div: 0, mod: -4294967296},
+	itd64{a: -4294967296, b: -9223372036854775807, add: 9223372032559808513, sub: 9223372032559808511, mul: -4294967296, div: 0, mod: -4294967296},
+	itd64{a: -4294967296, b: -4294967296, add: -8589934592, sub: 0, mul: 0, div: 1, mod: 0},
+	itd64{a: -4294967296, b: -1, add: -4294967297, sub: -4294967295, mul: 4294967296, div: 4294967296, mod: 0},
+	itd64{a: -4294967296, b: 0, add: -4294967296, sub: -4294967296, mul: 0},
+	itd64{a: -4294967296, b: 1, add: -4294967295, sub: -4294967297, mul: -4294967296, div: -4294967296, mod: 0},
+	itd64{a: -4294967296, b: 4294967296, add: 0, sub: -8589934592, mul: 0, div: -1, mod: 0},
+	itd64{a: -4294967296, b: 9223372036854775806, add: 9223372032559808510, sub: 9223372032559808514, mul: 8589934592, div: 0, mod: -4294967296},
+	itd64{a: -4294967296, b: 9223372036854775807, add: 9223372032559808511, sub: 9223372032559808513, mul: 4294967296, div: 0, mod: -4294967296},
+	itd64{a: -1, b: -9223372036854775808, add: 9223372036854775807, sub: 9223372036854775807, mul: -9223372036854775808, div: 0, mod: -1},
+	itd64{a: -1, b: -9223372036854775807, add: -9223372036854775808, sub: 9223372036854775806, mul: 9223372036854775807, div: 0, mod: -1},
+	itd64{a: -1, b: -4294967296, add: -4294967297, sub: 4294967295, mul: 4294967296, div: 0, mod: -1},
+	itd64{a: -1, b: -1, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd64{a: -1, b: 0, add: -1, sub: -1, mul: 0},
+	itd64{a: -1, b: 1, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd64{a: -1, b: 4294967296, add: 4294967295, sub: -4294967297, mul: -4294967296, div: 0, mod: -1},
+	itd64{a: -1, b: 9223372036854775806, add: 9223372036854775805, sub: -9223372036854775807, mul: -9223372036854775806, div: 0, mod: -1},
+	itd64{a: -1, b: 9223372036854775807, add: 9223372036854775806, sub: -9223372036854775808, mul: -9223372036854775807, div: 0, mod: -1},
+	itd64{a: 0, b: -9223372036854775808, add: -9223372036854775808, sub: -9223372036854775808, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: -9223372036854775807, add: -9223372036854775807, sub: 9223372036854775807, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: -4294967296, add: -4294967296, sub: 4294967296, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: -1, add: -1, sub: 1, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	itd64{a: 0, b: 1, add: 1, sub: -1, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: 4294967296, add: 4294967296, sub: -4294967296, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: 9223372036854775806, add: 9223372036854775806, sub: -9223372036854775806, mul: 0, div: 0, mod: 0},
+	itd64{a: 0, b: 9223372036854775807, add: 9223372036854775807, sub: -9223372036854775807, mul: 0, div: 0, mod: 0},
+	itd64{a: 1, b: -9223372036854775808, add: -9223372036854775807, sub: -9223372036854775807, mul: -9223372036854775808, div: 0, mod: 1},
+	itd64{a: 1, b: -9223372036854775807, add: -9223372036854775806, sub: -9223372036854775808, mul: -9223372036854775807, div: 0, mod: 1},
+	itd64{a: 1, b: -4294967296, add: -4294967295, sub: 4294967297, mul: -4294967296, div: 0, mod: 1},
+	itd64{a: 1, b: -1, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd64{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	itd64{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd64{a: 1, b: 4294967296, add: 4294967297, sub: -4294967295, mul: 4294967296, div: 0, mod: 1},
+	itd64{a: 1, b: 9223372036854775806, add: 9223372036854775807, sub: -9223372036854775805, mul: 9223372036854775806, div: 0, mod: 1},
+	itd64{a: 1, b: 9223372036854775807, add: -9223372036854775808, sub: -9223372036854775806, mul: 9223372036854775807, div: 0, mod: 1},
+	itd64{a: 4294967296, b: -9223372036854775808, add: -9223372032559808512, sub: -9223372032559808512, mul: 0, div: 0, mod: 4294967296},
+	itd64{a: 4294967296, b: -9223372036854775807, add: -9223372032559808511, sub: -9223372032559808513, mul: 4294967296, div: 0, mod: 4294967296},
+	itd64{a: 4294967296, b: -4294967296, add: 0, sub: 8589934592, mul: 0, div: -1, mod: 0},
+	itd64{a: 4294967296, b: -1, add: 4294967295, sub: 4294967297, mul: -4294967296, div: -4294967296, mod: 0},
+	itd64{a: 4294967296, b: 0, add: 4294967296, sub: 4294967296, mul: 0},
+	itd64{a: 4294967296, b: 1, add: 4294967297, sub: 4294967295, mul: 4294967296, div: 4294967296, mod: 0},
+	itd64{a: 4294967296, b: 4294967296, add: 8589934592, sub: 0, mul: 0, div: 1, mod: 0},
+	itd64{a: 4294967296, b: 9223372036854775806, add: -9223372032559808514, sub: -9223372032559808510, mul: -8589934592, div: 0, mod: 4294967296},
+	itd64{a: 4294967296, b: 9223372036854775807, add: -9223372032559808513, sub: -9223372032559808511, mul: -4294967296, div: 0, mod: 4294967296},
+	itd64{a: 9223372036854775806, b: -9223372036854775808, add: -2, sub: -2, mul: 0, div: 0, mod: 9223372036854775806},
+	itd64{a: 9223372036854775806, b: -9223372036854775807, add: -1, sub: -3, mul: 9223372036854775806, div: 0, mod: 9223372036854775806},
+	itd64{a: 9223372036854775806, b: -4294967296, add: 9223372032559808510, sub: -9223372032559808514, mul: 8589934592, div: -2147483647, mod: 4294967294},
+	itd64{a: 9223372036854775806, b: -1, add: 9223372036854775805, sub: 9223372036854775807, mul: -9223372036854775806, div: -9223372036854775806, mod: 0},
+	itd64{a: 9223372036854775806, b: 0, add: 9223372036854775806, sub: 9223372036854775806, mul: 0},
+	itd64{a: 9223372036854775806, b: 1, add: 9223372036854775807, sub: 9223372036854775805, mul: 9223372036854775806, div: 9223372036854775806, mod: 0},
+	itd64{a: 9223372036854775806, b: 4294967296, add: -9223372032559808514, sub: 9223372032559808510, mul: -8589934592, div: 2147483647, mod: 4294967294},
+	itd64{a: 9223372036854775806, b: 9223372036854775806, add: -4, sub: 0, mul: 4, div: 1, mod: 0},
+	itd64{a: 9223372036854775806, b: 9223372036854775807, add: -3, sub: -1, mul: -9223372036854775806, div: 0, mod: 9223372036854775806},
+	itd64{a: 9223372036854775807, b: -9223372036854775808, add: -1, sub: -1, mul: -9223372036854775808, div: 0, mod: 9223372036854775807},
+	itd64{a: 9223372036854775807, b: -9223372036854775807, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd64{a: 9223372036854775807, b: -4294967296, add: 9223372032559808511, sub: -9223372032559808513, mul: 4294967296, div: -2147483647, mod: 4294967295},
+	itd64{a: 9223372036854775807, b: -1, add: 9223372036854775806, sub: -9223372036854775808, mul: -9223372036854775807, div: -9223372036854775807, mod: 0},
+	itd64{a: 9223372036854775807, b: 0, add: 9223372036854775807, sub: 9223372036854775807, mul: 0},
+	itd64{a: 9223372036854775807, b: 1, add: -9223372036854775808, sub: 9223372036854775806, mul: 9223372036854775807, div: 9223372036854775807, mod: 0},
+	itd64{a: 9223372036854775807, b: 4294967296, add: -9223372032559808513, sub: 9223372032559808511, mul: -4294967296, div: 2147483647, mod: 4294967295},
+	itd64{a: 9223372036854775807, b: 9223372036854775806, add: -3, sub: 1, mul: -9223372036854775806, div: 1, mod: 1},
+	itd64{a: 9223372036854775807, b: 9223372036854775807, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var uint32_data []utd32 = []utd32{utd32{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	utd32{a: 0, b: 1, add: 1, sub: 4294967295, mul: 0, div: 0, mod: 0},
+	utd32{a: 0, b: 4294967295, add: 4294967295, sub: 1, mul: 0, div: 0, mod: 0},
+	utd32{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	utd32{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	utd32{a: 1, b: 4294967295, add: 0, sub: 2, mul: 4294967295, div: 0, mod: 1},
+	utd32{a: 4294967295, b: 0, add: 4294967295, sub: 4294967295, mul: 0},
+	utd32{a: 4294967295, b: 1, add: 0, sub: 4294967294, mul: 4294967295, div: 4294967295, mod: 0},
+	utd32{a: 4294967295, b: 4294967295, add: 4294967294, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var int32_data []itd32 = []itd32{itd32{a: -2147483648, b: -2147483648, add: 0, sub: 0, mul: 0, div: 1, mod: 0},
+	itd32{a: -2147483648, b: -2147483647, add: 1, sub: -1, mul: -2147483648, div: 1, mod: -1},
+	itd32{a: -2147483648, b: -1, add: 2147483647, sub: -2147483647, mul: -2147483648, div: -2147483648, mod: 0},
+	itd32{a: -2147483648, b: 0, add: -2147483648, sub: -2147483648, mul: 0},
+	itd32{a: -2147483648, b: 1, add: -2147483647, sub: 2147483647, mul: -2147483648, div: -2147483648, mod: 0},
+	itd32{a: -2147483648, b: 2147483647, add: -1, sub: 1, mul: -2147483648, div: -1, mod: -1},
+	itd32{a: -2147483647, b: -2147483648, add: 1, sub: 1, mul: -2147483648, div: 0, mod: -2147483647},
+	itd32{a: -2147483647, b: -2147483647, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd32{a: -2147483647, b: -1, add: -2147483648, sub: -2147483646, mul: 2147483647, div: 2147483647, mod: 0},
+	itd32{a: -2147483647, b: 0, add: -2147483647, sub: -2147483647, mul: 0},
+	itd32{a: -2147483647, b: 1, add: -2147483646, sub: -2147483648, mul: -2147483647, div: -2147483647, mod: 0},
+	itd32{a: -2147483647, b: 2147483647, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd32{a: -1, b: -2147483648, add: 2147483647, sub: 2147483647, mul: -2147483648, div: 0, mod: -1},
+	itd32{a: -1, b: -2147483647, add: -2147483648, sub: 2147483646, mul: 2147483647, div: 0, mod: -1},
+	itd32{a: -1, b: -1, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd32{a: -1, b: 0, add: -1, sub: -1, mul: 0},
+	itd32{a: -1, b: 1, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd32{a: -1, b: 2147483647, add: 2147483646, sub: -2147483648, mul: -2147483647, div: 0, mod: -1},
+	itd32{a: 0, b: -2147483648, add: -2147483648, sub: -2147483648, mul: 0, div: 0, mod: 0},
+	itd32{a: 0, b: -2147483647, add: -2147483647, sub: 2147483647, mul: 0, div: 0, mod: 0},
+	itd32{a: 0, b: -1, add: -1, sub: 1, mul: 0, div: 0, mod: 0},
+	itd32{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	itd32{a: 0, b: 1, add: 1, sub: -1, mul: 0, div: 0, mod: 0},
+	itd32{a: 0, b: 2147483647, add: 2147483647, sub: -2147483647, mul: 0, div: 0, mod: 0},
+	itd32{a: 1, b: -2147483648, add: -2147483647, sub: -2147483647, mul: -2147483648, div: 0, mod: 1},
+	itd32{a: 1, b: -2147483647, add: -2147483646, sub: -2147483648, mul: -2147483647, div: 0, mod: 1},
+	itd32{a: 1, b: -1, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd32{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	itd32{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd32{a: 1, b: 2147483647, add: -2147483648, sub: -2147483646, mul: 2147483647, div: 0, mod: 1},
+	itd32{a: 2147483647, b: -2147483648, add: -1, sub: -1, mul: -2147483648, div: 0, mod: 2147483647},
+	itd32{a: 2147483647, b: -2147483647, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd32{a: 2147483647, b: -1, add: 2147483646, sub: -2147483648, mul: -2147483647, div: -2147483647, mod: 0},
+	itd32{a: 2147483647, b: 0, add: 2147483647, sub: 2147483647, mul: 0},
+	itd32{a: 2147483647, b: 1, add: -2147483648, sub: 2147483646, mul: 2147483647, div: 2147483647, mod: 0},
+	itd32{a: 2147483647, b: 2147483647, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var uint16_data []utd16 = []utd16{utd16{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	utd16{a: 0, b: 1, add: 1, sub: 65535, mul: 0, div: 0, mod: 0},
+	utd16{a: 0, b: 65535, add: 65535, sub: 1, mul: 0, div: 0, mod: 0},
+	utd16{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	utd16{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	utd16{a: 1, b: 65535, add: 0, sub: 2, mul: 65535, div: 0, mod: 1},
+	utd16{a: 65535, b: 0, add: 65535, sub: 65535, mul: 0},
+	utd16{a: 65535, b: 1, add: 0, sub: 65534, mul: 65535, div: 65535, mod: 0},
+	utd16{a: 65535, b: 65535, add: 65534, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var int16_data []itd16 = []itd16{itd16{a: -32768, b: -32768, add: 0, sub: 0, mul: 0, div: 1, mod: 0},
+	itd16{a: -32768, b: -32767, add: 1, sub: -1, mul: -32768, div: 1, mod: -1},
+	itd16{a: -32768, b: -1, add: 32767, sub: -32767, mul: -32768, div: -32768, mod: 0},
+	itd16{a: -32768, b: 0, add: -32768, sub: -32768, mul: 0},
+	itd16{a: -32768, b: 1, add: -32767, sub: 32767, mul: -32768, div: -32768, mod: 0},
+	itd16{a: -32768, b: 32766, add: -2, sub: 2, mul: 0, div: -1, mod: -2},
+	itd16{a: -32768, b: 32767, add: -1, sub: 1, mul: -32768, div: -1, mod: -1},
+	itd16{a: -32767, b: -32768, add: 1, sub: 1, mul: -32768, div: 0, mod: -32767},
+	itd16{a: -32767, b: -32767, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd16{a: -32767, b: -1, add: -32768, sub: -32766, mul: 32767, div: 32767, mod: 0},
+	itd16{a: -32767, b: 0, add: -32767, sub: -32767, mul: 0},
+	itd16{a: -32767, b: 1, add: -32766, sub: -32768, mul: -32767, div: -32767, mod: 0},
+	itd16{a: -32767, b: 32766, add: -1, sub: 3, mul: 32766, div: -1, mod: -1},
+	itd16{a: -32767, b: 32767, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd16{a: -1, b: -32768, add: 32767, sub: 32767, mul: -32768, div: 0, mod: -1},
+	itd16{a: -1, b: -32767, add: -32768, sub: 32766, mul: 32767, div: 0, mod: -1},
+	itd16{a: -1, b: -1, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd16{a: -1, b: 0, add: -1, sub: -1, mul: 0},
+	itd16{a: -1, b: 1, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd16{a: -1, b: 32766, add: 32765, sub: -32767, mul: -32766, div: 0, mod: -1},
+	itd16{a: -1, b: 32767, add: 32766, sub: -32768, mul: -32767, div: 0, mod: -1},
+	itd16{a: 0, b: -32768, add: -32768, sub: -32768, mul: 0, div: 0, mod: 0},
+	itd16{a: 0, b: -32767, add: -32767, sub: 32767, mul: 0, div: 0, mod: 0},
+	itd16{a: 0, b: -1, add: -1, sub: 1, mul: 0, div: 0, mod: 0},
+	itd16{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	itd16{a: 0, b: 1, add: 1, sub: -1, mul: 0, div: 0, mod: 0},
+	itd16{a: 0, b: 32766, add: 32766, sub: -32766, mul: 0, div: 0, mod: 0},
+	itd16{a: 0, b: 32767, add: 32767, sub: -32767, mul: 0, div: 0, mod: 0},
+	itd16{a: 1, b: -32768, add: -32767, sub: -32767, mul: -32768, div: 0, mod: 1},
+	itd16{a: 1, b: -32767, add: -32766, sub: -32768, mul: -32767, div: 0, mod: 1},
+	itd16{a: 1, b: -1, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd16{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	itd16{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd16{a: 1, b: 32766, add: 32767, sub: -32765, mul: 32766, div: 0, mod: 1},
+	itd16{a: 1, b: 32767, add: -32768, sub: -32766, mul: 32767, div: 0, mod: 1},
+	itd16{a: 32766, b: -32768, add: -2, sub: -2, mul: 0, div: 0, mod: 32766},
+	itd16{a: 32766, b: -32767, add: -1, sub: -3, mul: 32766, div: 0, mod: 32766},
+	itd16{a: 32766, b: -1, add: 32765, sub: 32767, mul: -32766, div: -32766, mod: 0},
+	itd16{a: 32766, b: 0, add: 32766, sub: 32766, mul: 0},
+	itd16{a: 32766, b: 1, add: 32767, sub: 32765, mul: 32766, div: 32766, mod: 0},
+	itd16{a: 32766, b: 32766, add: -4, sub: 0, mul: 4, div: 1, mod: 0},
+	itd16{a: 32766, b: 32767, add: -3, sub: -1, mul: -32766, div: 0, mod: 32766},
+	itd16{a: 32767, b: -32768, add: -1, sub: -1, mul: -32768, div: 0, mod: 32767},
+	itd16{a: 32767, b: -32767, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd16{a: 32767, b: -1, add: 32766, sub: -32768, mul: -32767, div: -32767, mod: 0},
+	itd16{a: 32767, b: 0, add: 32767, sub: 32767, mul: 0},
+	itd16{a: 32767, b: 1, add: -32768, sub: 32766, mul: 32767, div: 32767, mod: 0},
+	itd16{a: 32767, b: 32766, add: -3, sub: 1, mul: -32766, div: 1, mod: 1},
+	itd16{a: 32767, b: 32767, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var uint8_data []utd8 = []utd8{utd8{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	utd8{a: 0, b: 1, add: 1, sub: 255, mul: 0, div: 0, mod: 0},
+	utd8{a: 0, b: 255, add: 255, sub: 1, mul: 0, div: 0, mod: 0},
+	utd8{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	utd8{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	utd8{a: 1, b: 255, add: 0, sub: 2, mul: 255, div: 0, mod: 1},
+	utd8{a: 255, b: 0, add: 255, sub: 255, mul: 0},
+	utd8{a: 255, b: 1, add: 0, sub: 254, mul: 255, div: 255, mod: 0},
+	utd8{a: 255, b: 255, add: 254, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var int8_data []itd8 = []itd8{itd8{a: -128, b: -128, add: 0, sub: 0, mul: 0, div: 1, mod: 0},
+	itd8{a: -128, b: -127, add: 1, sub: -1, mul: -128, div: 1, mod: -1},
+	itd8{a: -128, b: -1, add: 127, sub: -127, mul: -128, div: -128, mod: 0},
+	itd8{a: -128, b: 0, add: -128, sub: -128, mul: 0},
+	itd8{a: -128, b: 1, add: -127, sub: 127, mul: -128, div: -128, mod: 0},
+	itd8{a: -128, b: 126, add: -2, sub: 2, mul: 0, div: -1, mod: -2},
+	itd8{a: -128, b: 127, add: -1, sub: 1, mul: -128, div: -1, mod: -1},
+	itd8{a: -127, b: -128, add: 1, sub: 1, mul: -128, div: 0, mod: -127},
+	itd8{a: -127, b: -127, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd8{a: -127, b: -1, add: -128, sub: -126, mul: 127, div: 127, mod: 0},
+	itd8{a: -127, b: 0, add: -127, sub: -127, mul: 0},
+	itd8{a: -127, b: 1, add: -126, sub: -128, mul: -127, div: -127, mod: 0},
+	itd8{a: -127, b: 126, add: -1, sub: 3, mul: 126, div: -1, mod: -1},
+	itd8{a: -127, b: 127, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd8{a: -1, b: -128, add: 127, sub: 127, mul: -128, div: 0, mod: -1},
+	itd8{a: -1, b: -127, add: -128, sub: 126, mul: 127, div: 0, mod: -1},
+	itd8{a: -1, b: -1, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd8{a: -1, b: 0, add: -1, sub: -1, mul: 0},
+	itd8{a: -1, b: 1, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd8{a: -1, b: 126, add: 125, sub: -127, mul: -126, div: 0, mod: -1},
+	itd8{a: -1, b: 127, add: 126, sub: -128, mul: -127, div: 0, mod: -1},
+	itd8{a: 0, b: -128, add: -128, sub: -128, mul: 0, div: 0, mod: 0},
+	itd8{a: 0, b: -127, add: -127, sub: 127, mul: 0, div: 0, mod: 0},
+	itd8{a: 0, b: -1, add: -1, sub: 1, mul: 0, div: 0, mod: 0},
+	itd8{a: 0, b: 0, add: 0, sub: 0, mul: 0},
+	itd8{a: 0, b: 1, add: 1, sub: -1, mul: 0, div: 0, mod: 0},
+	itd8{a: 0, b: 126, add: 126, sub: -126, mul: 0, div: 0, mod: 0},
+	itd8{a: 0, b: 127, add: 127, sub: -127, mul: 0, div: 0, mod: 0},
+	itd8{a: 1, b: -128, add: -127, sub: -127, mul: -128, div: 0, mod: 1},
+	itd8{a: 1, b: -127, add: -126, sub: -128, mul: -127, div: 0, mod: 1},
+	itd8{a: 1, b: -1, add: 0, sub: 2, mul: -1, div: -1, mod: 0},
+	itd8{a: 1, b: 0, add: 1, sub: 1, mul: 0},
+	itd8{a: 1, b: 1, add: 2, sub: 0, mul: 1, div: 1, mod: 0},
+	itd8{a: 1, b: 126, add: 127, sub: -125, mul: 126, div: 0, mod: 1},
+	itd8{a: 1, b: 127, add: -128, sub: -126, mul: 127, div: 0, mod: 1},
+	itd8{a: 126, b: -128, add: -2, sub: -2, mul: 0, div: 0, mod: 126},
+	itd8{a: 126, b: -127, add: -1, sub: -3, mul: 126, div: 0, mod: 126},
+	itd8{a: 126, b: -1, add: 125, sub: 127, mul: -126, div: -126, mod: 0},
+	itd8{a: 126, b: 0, add: 126, sub: 126, mul: 0},
+	itd8{a: 126, b: 1, add: 127, sub: 125, mul: 126, div: 126, mod: 0},
+	itd8{a: 126, b: 126, add: -4, sub: 0, mul: 4, div: 1, mod: 0},
+	itd8{a: 126, b: 127, add: -3, sub: -1, mul: -126, div: 0, mod: 126},
+	itd8{a: 127, b: -128, add: -1, sub: -1, mul: -128, div: 0, mod: 127},
+	itd8{a: 127, b: -127, add: 0, sub: -2, mul: -1, div: -1, mod: 0},
+	itd8{a: 127, b: -1, add: 126, sub: -128, mul: -127, div: -127, mod: 0},
+	itd8{a: 127, b: 0, add: 127, sub: 127, mul: 0},
+	itd8{a: 127, b: 1, add: -128, sub: 126, mul: 127, div: 127, mod: 0},
+	itd8{a: 127, b: 126, add: -3, sub: 1, mul: -126, div: 1, mod: 1},
+	itd8{a: 127, b: 127, add: -2, sub: 0, mul: 1, div: 1, mod: 0},
+}
+var failed bool
+
+func main() {
+
+	for _, v := range uint64_data {
+		if got := add_uint64_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_uint64 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_uint64_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_uint64 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_uint64_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_uint64 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_uint64_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_uint64 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_uint64_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_uint64 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range int64_data {
+		if got := add_int64_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_int64 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_int64_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_int64 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_int64_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_int64 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_int64_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_int64 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_int64_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_int64 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range uint32_data {
+		if got := add_uint32_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_uint32 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_uint32_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_uint32 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_uint32_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_uint32 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_uint32_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_uint32 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_uint32_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_uint32 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range int32_data {
+		if got := add_int32_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_int32 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_int32_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_int32 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_int32_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_int32 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_int32_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_int32 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_int32_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_int32 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range uint16_data {
+		if got := add_uint16_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_uint16 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_uint16_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_uint16 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_uint16_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_uint16 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_uint16_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_uint16 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_uint16_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_uint16 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range int16_data {
+		if got := add_int16_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_int16 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_int16_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_int16 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_int16_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_int16 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_int16_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_int16 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_int16_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_int16 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range uint8_data {
+		if got := add_uint8_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_uint8 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_uint8_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_uint8 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_uint8_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_uint8 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_uint8_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_uint8 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_uint8_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_uint8 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	for _, v := range int8_data {
+		if got := add_int8_ssa(v.a, v.b); got != v.add {
+			fmt.Printf("add_int8 %d+%d = %d, wanted %d\n", v.a, v.b, got, v.add)
+			failed = true
+		}
+		if got := sub_int8_ssa(v.a, v.b); got != v.sub {
+			fmt.Printf("sub_int8 %d-%d = %d, wanted %d\n", v.a, v.b, got, v.sub)
+			failed = true
+		}
+		if v.b != 0 {
+			if got := div_int8_ssa(v.a, v.b); got != v.div {
+				fmt.Printf("div_int8 %d/%d = %d, wanted %d\n", v.a, v.b, got, v.div)
+				failed = true
+			}
+
+		}
+		if v.b != 0 {
+			if got := mod_int8_ssa(v.a, v.b); got != v.mod {
+				fmt.Printf("mod_int8 %d%%%d = %d, wanted %d\n", v.a, v.b, got, v.mod)
+				failed = true
+			}
+
+		}
+		if got := mul_int8_ssa(v.a, v.b); got != v.mul {
+			fmt.Printf("mul_int8 %d*%d = %d, wanted %d\n", v.a, v.b, got, v.mul)
+			failed = true
+		}
+	}
+	if failed {
+		panic("tests failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/arithConst_ssa.go b/src/cmd/compile/internal/gc/testdata/arithConst_ssa.go
new file mode 100644
index 0000000000..782d2df8c8
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/arithConst_ssa.go
@@ -0,0 +1,12671 @@
+package main
+
+import "fmt"
+
+//go:noinline
+func add_uint64_0_ssa(a uint64) uint64 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_uint64_ssa(a uint64) uint64 {
+	return 0 + a
+}
+
+//go:noinline
+func add_uint64_1_ssa(a uint64) uint64 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_uint64_ssa(a uint64) uint64 {
+	return 1 + a
+}
+
+//go:noinline
+func add_uint64_4294967296_ssa(a uint64) uint64 {
+	return a + 4294967296
+}
+
+//go:noinline
+func add_4294967296_uint64_ssa(a uint64) uint64 {
+	return 4294967296 + a
+}
+
+//go:noinline
+func add_uint64_18446744073709551615_ssa(a uint64) uint64 {
+	return a + 18446744073709551615
+}
+
+//go:noinline
+func add_18446744073709551615_uint64_ssa(a uint64) uint64 {
+	return 18446744073709551615 + a
+}
+
+//go:noinline
+func sub_uint64_0_ssa(a uint64) uint64 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_uint64_ssa(a uint64) uint64 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_uint64_1_ssa(a uint64) uint64 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_uint64_ssa(a uint64) uint64 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_uint64_4294967296_ssa(a uint64) uint64 {
+	return a - 4294967296
+}
+
+//go:noinline
+func sub_4294967296_uint64_ssa(a uint64) uint64 {
+	return 4294967296 - a
+}
+
+//go:noinline
+func sub_uint64_18446744073709551615_ssa(a uint64) uint64 {
+	return a - 18446744073709551615
+}
+
+//go:noinline
+func sub_18446744073709551615_uint64_ssa(a uint64) uint64 {
+	return 18446744073709551615 - a
+}
+
+//go:noinline
+func div_0_uint64_ssa(a uint64) uint64 {
+	return 0 / a
+}
+
+//go:noinline
+func div_uint64_1_ssa(a uint64) uint64 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_uint64_ssa(a uint64) uint64 {
+	return 1 / a
+}
+
+//go:noinline
+func div_uint64_4294967296_ssa(a uint64) uint64 {
+	return a / 4294967296
+}
+
+//go:noinline
+func div_4294967296_uint64_ssa(a uint64) uint64 {
+	return 4294967296 / a
+}
+
+//go:noinline
+func div_uint64_18446744073709551615_ssa(a uint64) uint64 {
+	return a / 18446744073709551615
+}
+
+//go:noinline
+func div_18446744073709551615_uint64_ssa(a uint64) uint64 {
+	return 18446744073709551615 / a
+}
+
+//go:noinline
+func mul_uint64_0_ssa(a uint64) uint64 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_uint64_ssa(a uint64) uint64 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_uint64_1_ssa(a uint64) uint64 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_uint64_ssa(a uint64) uint64 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_uint64_4294967296_ssa(a uint64) uint64 {
+	return a * 4294967296
+}
+
+//go:noinline
+func mul_4294967296_uint64_ssa(a uint64) uint64 {
+	return 4294967296 * a
+}
+
+//go:noinline
+func mul_uint64_18446744073709551615_ssa(a uint64) uint64 {
+	return a * 18446744073709551615
+}
+
+//go:noinline
+func mul_18446744073709551615_uint64_ssa(a uint64) uint64 {
+	return 18446744073709551615 * a
+}
+
+//go:noinline
+func lsh_uint64_0_ssa(a uint64) uint64 {
+	return a << 0
+}
+
+//go:noinline
+func lsh_0_uint64_ssa(a uint64) uint64 {
+	return 0 << a
+}
+
+//go:noinline
+func lsh_uint64_1_ssa(a uint64) uint64 {
+	return a << 1
+}
+
+//go:noinline
+func lsh_1_uint64_ssa(a uint64) uint64 {
+	return 1 << a
+}
+
+//go:noinline
+func lsh_uint64_4294967296_ssa(a uint64) uint64 {
+	return a << 4294967296
+}
+
+//go:noinline
+func lsh_4294967296_uint64_ssa(a uint64) uint64 {
+	return 4294967296 << a
+}
+
+//go:noinline
+func lsh_uint64_18446744073709551615_ssa(a uint64) uint64 {
+	return a << 18446744073709551615
+}
+
+//go:noinline
+func lsh_18446744073709551615_uint64_ssa(a uint64) uint64 {
+	return 18446744073709551615 << a
+}
+
+//go:noinline
+func rsh_uint64_0_ssa(a uint64) uint64 {
+	return a >> 0
+}
+
+//go:noinline
+func rsh_0_uint64_ssa(a uint64) uint64 {
+	return 0 >> a
+}
+
+//go:noinline
+func rsh_uint64_1_ssa(a uint64) uint64 {
+	return a >> 1
+}
+
+//go:noinline
+func rsh_1_uint64_ssa(a uint64) uint64 {
+	return 1 >> a
+}
+
+//go:noinline
+func rsh_uint64_4294967296_ssa(a uint64) uint64 {
+	return a >> 4294967296
+}
+
+//go:noinline
+func rsh_4294967296_uint64_ssa(a uint64) uint64 {
+	return 4294967296 >> a
+}
+
+//go:noinline
+func rsh_uint64_18446744073709551615_ssa(a uint64) uint64 {
+	return a >> 18446744073709551615
+}
+
+//go:noinline
+func rsh_18446744073709551615_uint64_ssa(a uint64) uint64 {
+	return 18446744073709551615 >> a
+}
+
+//go:noinline
+func add_int64_Neg9223372036854775808_ssa(a int64) int64 {
+	return a + -9223372036854775808
+}
+
+//go:noinline
+func add_Neg9223372036854775808_int64_ssa(a int64) int64 {
+	return -9223372036854775808 + a
+}
+
+//go:noinline
+func add_int64_Neg9223372036854775807_ssa(a int64) int64 {
+	return a + -9223372036854775807
+}
+
+//go:noinline
+func add_Neg9223372036854775807_int64_ssa(a int64) int64 {
+	return -9223372036854775807 + a
+}
+
+//go:noinline
+func add_int64_Neg4294967296_ssa(a int64) int64 {
+	return a + -4294967296
+}
+
+//go:noinline
+func add_Neg4294967296_int64_ssa(a int64) int64 {
+	return -4294967296 + a
+}
+
+//go:noinline
+func add_int64_Neg1_ssa(a int64) int64 {
+	return a + -1
+}
+
+//go:noinline
+func add_Neg1_int64_ssa(a int64) int64 {
+	return -1 + a
+}
+
+//go:noinline
+func add_int64_0_ssa(a int64) int64 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_int64_ssa(a int64) int64 {
+	return 0 + a
+}
+
+//go:noinline
+func add_int64_1_ssa(a int64) int64 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_int64_ssa(a int64) int64 {
+	return 1 + a
+}
+
+//go:noinline
+func add_int64_4294967296_ssa(a int64) int64 {
+	return a + 4294967296
+}
+
+//go:noinline
+func add_4294967296_int64_ssa(a int64) int64 {
+	return 4294967296 + a
+}
+
+//go:noinline
+func add_int64_9223372036854775806_ssa(a int64) int64 {
+	return a + 9223372036854775806
+}
+
+//go:noinline
+func add_9223372036854775806_int64_ssa(a int64) int64 {
+	return 9223372036854775806 + a
+}
+
+//go:noinline
+func add_int64_9223372036854775807_ssa(a int64) int64 {
+	return a + 9223372036854775807
+}
+
+//go:noinline
+func add_9223372036854775807_int64_ssa(a int64) int64 {
+	return 9223372036854775807 + a
+}
+
+//go:noinline
+func sub_int64_Neg9223372036854775808_ssa(a int64) int64 {
+	return a - -9223372036854775808
+}
+
+//go:noinline
+func sub_Neg9223372036854775808_int64_ssa(a int64) int64 {
+	return -9223372036854775808 - a
+}
+
+//go:noinline
+func sub_int64_Neg9223372036854775807_ssa(a int64) int64 {
+	return a - -9223372036854775807
+}
+
+//go:noinline
+func sub_Neg9223372036854775807_int64_ssa(a int64) int64 {
+	return -9223372036854775807 - a
+}
+
+//go:noinline
+func sub_int64_Neg4294967296_ssa(a int64) int64 {
+	return a - -4294967296
+}
+
+//go:noinline
+func sub_Neg4294967296_int64_ssa(a int64) int64 {
+	return -4294967296 - a
+}
+
+//go:noinline
+func sub_int64_Neg1_ssa(a int64) int64 {
+	return a - -1
+}
+
+//go:noinline
+func sub_Neg1_int64_ssa(a int64) int64 {
+	return -1 - a
+}
+
+//go:noinline
+func sub_int64_0_ssa(a int64) int64 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_int64_ssa(a int64) int64 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_int64_1_ssa(a int64) int64 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_int64_ssa(a int64) int64 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_int64_4294967296_ssa(a int64) int64 {
+	return a - 4294967296
+}
+
+//go:noinline
+func sub_4294967296_int64_ssa(a int64) int64 {
+	return 4294967296 - a
+}
+
+//go:noinline
+func sub_int64_9223372036854775806_ssa(a int64) int64 {
+	return a - 9223372036854775806
+}
+
+//go:noinline
+func sub_9223372036854775806_int64_ssa(a int64) int64 {
+	return 9223372036854775806 - a
+}
+
+//go:noinline
+func sub_int64_9223372036854775807_ssa(a int64) int64 {
+	return a - 9223372036854775807
+}
+
+//go:noinline
+func sub_9223372036854775807_int64_ssa(a int64) int64 {
+	return 9223372036854775807 - a
+}
+
+//go:noinline
+func div_int64_Neg9223372036854775808_ssa(a int64) int64 {
+	return a / -9223372036854775808
+}
+
+//go:noinline
+func div_Neg9223372036854775808_int64_ssa(a int64) int64 {
+	return -9223372036854775808 / a
+}
+
+//go:noinline
+func div_int64_Neg9223372036854775807_ssa(a int64) int64 {
+	return a / -9223372036854775807
+}
+
+//go:noinline
+func div_Neg9223372036854775807_int64_ssa(a int64) int64 {
+	return -9223372036854775807 / a
+}
+
+//go:noinline
+func div_int64_Neg4294967296_ssa(a int64) int64 {
+	return a / -4294967296
+}
+
+//go:noinline
+func div_Neg4294967296_int64_ssa(a int64) int64 {
+	return -4294967296 / a
+}
+
+//go:noinline
+func div_int64_Neg1_ssa(a int64) int64 {
+	return a / -1
+}
+
+//go:noinline
+func div_Neg1_int64_ssa(a int64) int64 {
+	return -1 / a
+}
+
+//go:noinline
+func div_0_int64_ssa(a int64) int64 {
+	return 0 / a
+}
+
+//go:noinline
+func div_int64_1_ssa(a int64) int64 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_int64_ssa(a int64) int64 {
+	return 1 / a
+}
+
+//go:noinline
+func div_int64_4294967296_ssa(a int64) int64 {
+	return a / 4294967296
+}
+
+//go:noinline
+func div_4294967296_int64_ssa(a int64) int64 {
+	return 4294967296 / a
+}
+
+//go:noinline
+func div_int64_9223372036854775806_ssa(a int64) int64 {
+	return a / 9223372036854775806
+}
+
+//go:noinline
+func div_9223372036854775806_int64_ssa(a int64) int64 {
+	return 9223372036854775806 / a
+}
+
+//go:noinline
+func div_int64_9223372036854775807_ssa(a int64) int64 {
+	return a / 9223372036854775807
+}
+
+//go:noinline
+func div_9223372036854775807_int64_ssa(a int64) int64 {
+	return 9223372036854775807 / a
+}
+
+//go:noinline
+func mul_int64_Neg9223372036854775808_ssa(a int64) int64 {
+	return a * -9223372036854775808
+}
+
+//go:noinline
+func mul_Neg9223372036854775808_int64_ssa(a int64) int64 {
+	return -9223372036854775808 * a
+}
+
+//go:noinline
+func mul_int64_Neg9223372036854775807_ssa(a int64) int64 {
+	return a * -9223372036854775807
+}
+
+//go:noinline
+func mul_Neg9223372036854775807_int64_ssa(a int64) int64 {
+	return -9223372036854775807 * a
+}
+
+//go:noinline
+func mul_int64_Neg4294967296_ssa(a int64) int64 {
+	return a * -4294967296
+}
+
+//go:noinline
+func mul_Neg4294967296_int64_ssa(a int64) int64 {
+	return -4294967296 * a
+}
+
+//go:noinline
+func mul_int64_Neg1_ssa(a int64) int64 {
+	return a * -1
+}
+
+//go:noinline
+func mul_Neg1_int64_ssa(a int64) int64 {
+	return -1 * a
+}
+
+//go:noinline
+func mul_int64_0_ssa(a int64) int64 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_int64_ssa(a int64) int64 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_int64_1_ssa(a int64) int64 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_int64_ssa(a int64) int64 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_int64_4294967296_ssa(a int64) int64 {
+	return a * 4294967296
+}
+
+//go:noinline
+func mul_4294967296_int64_ssa(a int64) int64 {
+	return 4294967296 * a
+}
+
+//go:noinline
+func mul_int64_9223372036854775806_ssa(a int64) int64 {
+	return a * 9223372036854775806
+}
+
+//go:noinline
+func mul_9223372036854775806_int64_ssa(a int64) int64 {
+	return 9223372036854775806 * a
+}
+
+//go:noinline
+func mul_int64_9223372036854775807_ssa(a int64) int64 {
+	return a * 9223372036854775807
+}
+
+//go:noinline
+func mul_9223372036854775807_int64_ssa(a int64) int64 {
+	return 9223372036854775807 * a
+}
+
+//go:noinline
+func add_uint32_0_ssa(a uint32) uint32 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_uint32_ssa(a uint32) uint32 {
+	return 0 + a
+}
+
+//go:noinline
+func add_uint32_1_ssa(a uint32) uint32 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_uint32_ssa(a uint32) uint32 {
+	return 1 + a
+}
+
+//go:noinline
+func add_uint32_4294967295_ssa(a uint32) uint32 {
+	return a + 4294967295
+}
+
+//go:noinline
+func add_4294967295_uint32_ssa(a uint32) uint32 {
+	return 4294967295 + a
+}
+
+//go:noinline
+func sub_uint32_0_ssa(a uint32) uint32 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_uint32_ssa(a uint32) uint32 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_uint32_1_ssa(a uint32) uint32 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_uint32_ssa(a uint32) uint32 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_uint32_4294967295_ssa(a uint32) uint32 {
+	return a - 4294967295
+}
+
+//go:noinline
+func sub_4294967295_uint32_ssa(a uint32) uint32 {
+	return 4294967295 - a
+}
+
+//go:noinline
+func div_0_uint32_ssa(a uint32) uint32 {
+	return 0 / a
+}
+
+//go:noinline
+func div_uint32_1_ssa(a uint32) uint32 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_uint32_ssa(a uint32) uint32 {
+	return 1 / a
+}
+
+//go:noinline
+func div_uint32_4294967295_ssa(a uint32) uint32 {
+	return a / 4294967295
+}
+
+//go:noinline
+func div_4294967295_uint32_ssa(a uint32) uint32 {
+	return 4294967295 / a
+}
+
+//go:noinline
+func mul_uint32_0_ssa(a uint32) uint32 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_uint32_ssa(a uint32) uint32 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_uint32_1_ssa(a uint32) uint32 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_uint32_ssa(a uint32) uint32 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_uint32_4294967295_ssa(a uint32) uint32 {
+	return a * 4294967295
+}
+
+//go:noinline
+func mul_4294967295_uint32_ssa(a uint32) uint32 {
+	return 4294967295 * a
+}
+
+//go:noinline
+func lsh_uint32_0_ssa(a uint32) uint32 {
+	return a << 0
+}
+
+//go:noinline
+func lsh_0_uint32_ssa(a uint32) uint32 {
+	return 0 << a
+}
+
+//go:noinline
+func lsh_uint32_1_ssa(a uint32) uint32 {
+	return a << 1
+}
+
+//go:noinline
+func lsh_1_uint32_ssa(a uint32) uint32 {
+	return 1 << a
+}
+
+//go:noinline
+func lsh_uint32_4294967295_ssa(a uint32) uint32 {
+	return a << 4294967295
+}
+
+//go:noinline
+func lsh_4294967295_uint32_ssa(a uint32) uint32 {
+	return 4294967295 << a
+}
+
+//go:noinline
+func rsh_uint32_0_ssa(a uint32) uint32 {
+	return a >> 0
+}
+
+//go:noinline
+func rsh_0_uint32_ssa(a uint32) uint32 {
+	return 0 >> a
+}
+
+//go:noinline
+func rsh_uint32_1_ssa(a uint32) uint32 {
+	return a >> 1
+}
+
+//go:noinline
+func rsh_1_uint32_ssa(a uint32) uint32 {
+	return 1 >> a
+}
+
+//go:noinline
+func rsh_uint32_4294967295_ssa(a uint32) uint32 {
+	return a >> 4294967295
+}
+
+//go:noinline
+func rsh_4294967295_uint32_ssa(a uint32) uint32 {
+	return 4294967295 >> a
+}
+
+//go:noinline
+func add_int32_Neg2147483648_ssa(a int32) int32 {
+	return a + -2147483648
+}
+
+//go:noinline
+func add_Neg2147483648_int32_ssa(a int32) int32 {
+	return -2147483648 + a
+}
+
+//go:noinline
+func add_int32_Neg2147483647_ssa(a int32) int32 {
+	return a + -2147483647
+}
+
+//go:noinline
+func add_Neg2147483647_int32_ssa(a int32) int32 {
+	return -2147483647 + a
+}
+
+//go:noinline
+func add_int32_Neg1_ssa(a int32) int32 {
+	return a + -1
+}
+
+//go:noinline
+func add_Neg1_int32_ssa(a int32) int32 {
+	return -1 + a
+}
+
+//go:noinline
+func add_int32_0_ssa(a int32) int32 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_int32_ssa(a int32) int32 {
+	return 0 + a
+}
+
+//go:noinline
+func add_int32_1_ssa(a int32) int32 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_int32_ssa(a int32) int32 {
+	return 1 + a
+}
+
+//go:noinline
+func add_int32_2147483647_ssa(a int32) int32 {
+	return a + 2147483647
+}
+
+//go:noinline
+func add_2147483647_int32_ssa(a int32) int32 {
+	return 2147483647 + a
+}
+
+//go:noinline
+func sub_int32_Neg2147483648_ssa(a int32) int32 {
+	return a - -2147483648
+}
+
+//go:noinline
+func sub_Neg2147483648_int32_ssa(a int32) int32 {
+	return -2147483648 - a
+}
+
+//go:noinline
+func sub_int32_Neg2147483647_ssa(a int32) int32 {
+	return a - -2147483647
+}
+
+//go:noinline
+func sub_Neg2147483647_int32_ssa(a int32) int32 {
+	return -2147483647 - a
+}
+
+//go:noinline
+func sub_int32_Neg1_ssa(a int32) int32 {
+	return a - -1
+}
+
+//go:noinline
+func sub_Neg1_int32_ssa(a int32) int32 {
+	return -1 - a
+}
+
+//go:noinline
+func sub_int32_0_ssa(a int32) int32 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_int32_ssa(a int32) int32 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_int32_1_ssa(a int32) int32 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_int32_ssa(a int32) int32 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_int32_2147483647_ssa(a int32) int32 {
+	return a - 2147483647
+}
+
+//go:noinline
+func sub_2147483647_int32_ssa(a int32) int32 {
+	return 2147483647 - a
+}
+
+//go:noinline
+func div_int32_Neg2147483648_ssa(a int32) int32 {
+	return a / -2147483648
+}
+
+//go:noinline
+func div_Neg2147483648_int32_ssa(a int32) int32 {
+	return -2147483648 / a
+}
+
+//go:noinline
+func div_int32_Neg2147483647_ssa(a int32) int32 {
+	return a / -2147483647
+}
+
+//go:noinline
+func div_Neg2147483647_int32_ssa(a int32) int32 {
+	return -2147483647 / a
+}
+
+//go:noinline
+func div_int32_Neg1_ssa(a int32) int32 {
+	return a / -1
+}
+
+//go:noinline
+func div_Neg1_int32_ssa(a int32) int32 {
+	return -1 / a
+}
+
+//go:noinline
+func div_0_int32_ssa(a int32) int32 {
+	return 0 / a
+}
+
+//go:noinline
+func div_int32_1_ssa(a int32) int32 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_int32_ssa(a int32) int32 {
+	return 1 / a
+}
+
+//go:noinline
+func div_int32_2147483647_ssa(a int32) int32 {
+	return a / 2147483647
+}
+
+//go:noinline
+func div_2147483647_int32_ssa(a int32) int32 {
+	return 2147483647 / a
+}
+
+//go:noinline
+func mul_int32_Neg2147483648_ssa(a int32) int32 {
+	return a * -2147483648
+}
+
+//go:noinline
+func mul_Neg2147483648_int32_ssa(a int32) int32 {
+	return -2147483648 * a
+}
+
+//go:noinline
+func mul_int32_Neg2147483647_ssa(a int32) int32 {
+	return a * -2147483647
+}
+
+//go:noinline
+func mul_Neg2147483647_int32_ssa(a int32) int32 {
+	return -2147483647 * a
+}
+
+//go:noinline
+func mul_int32_Neg1_ssa(a int32) int32 {
+	return a * -1
+}
+
+//go:noinline
+func mul_Neg1_int32_ssa(a int32) int32 {
+	return -1 * a
+}
+
+//go:noinline
+func mul_int32_0_ssa(a int32) int32 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_int32_ssa(a int32) int32 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_int32_1_ssa(a int32) int32 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_int32_ssa(a int32) int32 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_int32_2147483647_ssa(a int32) int32 {
+	return a * 2147483647
+}
+
+//go:noinline
+func mul_2147483647_int32_ssa(a int32) int32 {
+	return 2147483647 * a
+}
+
+//go:noinline
+func add_uint16_0_ssa(a uint16) uint16 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_uint16_ssa(a uint16) uint16 {
+	return 0 + a
+}
+
+//go:noinline
+func add_uint16_1_ssa(a uint16) uint16 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_uint16_ssa(a uint16) uint16 {
+	return 1 + a
+}
+
+//go:noinline
+func add_uint16_65535_ssa(a uint16) uint16 {
+	return a + 65535
+}
+
+//go:noinline
+func add_65535_uint16_ssa(a uint16) uint16 {
+	return 65535 + a
+}
+
+//go:noinline
+func sub_uint16_0_ssa(a uint16) uint16 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_uint16_ssa(a uint16) uint16 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_uint16_1_ssa(a uint16) uint16 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_uint16_ssa(a uint16) uint16 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_uint16_65535_ssa(a uint16) uint16 {
+	return a - 65535
+}
+
+//go:noinline
+func sub_65535_uint16_ssa(a uint16) uint16 {
+	return 65535 - a
+}
+
+//go:noinline
+func div_0_uint16_ssa(a uint16) uint16 {
+	return 0 / a
+}
+
+//go:noinline
+func div_uint16_1_ssa(a uint16) uint16 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_uint16_ssa(a uint16) uint16 {
+	return 1 / a
+}
+
+//go:noinline
+func div_uint16_65535_ssa(a uint16) uint16 {
+	return a / 65535
+}
+
+//go:noinline
+func div_65535_uint16_ssa(a uint16) uint16 {
+	return 65535 / a
+}
+
+//go:noinline
+func mul_uint16_0_ssa(a uint16) uint16 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_uint16_ssa(a uint16) uint16 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_uint16_1_ssa(a uint16) uint16 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_uint16_ssa(a uint16) uint16 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_uint16_65535_ssa(a uint16) uint16 {
+	return a * 65535
+}
+
+//go:noinline
+func mul_65535_uint16_ssa(a uint16) uint16 {
+	return 65535 * a
+}
+
+//go:noinline
+func lsh_uint16_0_ssa(a uint16) uint16 {
+	return a << 0
+}
+
+//go:noinline
+func lsh_0_uint16_ssa(a uint16) uint16 {
+	return 0 << a
+}
+
+//go:noinline
+func lsh_uint16_1_ssa(a uint16) uint16 {
+	return a << 1
+}
+
+//go:noinline
+func lsh_1_uint16_ssa(a uint16) uint16 {
+	return 1 << a
+}
+
+//go:noinline
+func lsh_uint16_65535_ssa(a uint16) uint16 {
+	return a << 65535
+}
+
+//go:noinline
+func lsh_65535_uint16_ssa(a uint16) uint16 {
+	return 65535 << a
+}
+
+//go:noinline
+func rsh_uint16_0_ssa(a uint16) uint16 {
+	return a >> 0
+}
+
+//go:noinline
+func rsh_0_uint16_ssa(a uint16) uint16 {
+	return 0 >> a
+}
+
+//go:noinline
+func rsh_uint16_1_ssa(a uint16) uint16 {
+	return a >> 1
+}
+
+//go:noinline
+func rsh_1_uint16_ssa(a uint16) uint16 {
+	return 1 >> a
+}
+
+//go:noinline
+func rsh_uint16_65535_ssa(a uint16) uint16 {
+	return a >> 65535
+}
+
+//go:noinline
+func rsh_65535_uint16_ssa(a uint16) uint16 {
+	return 65535 >> a
+}
+
+//go:noinline
+func add_int16_Neg32768_ssa(a int16) int16 {
+	return a + -32768
+}
+
+//go:noinline
+func add_Neg32768_int16_ssa(a int16) int16 {
+	return -32768 + a
+}
+
+//go:noinline
+func add_int16_Neg32767_ssa(a int16) int16 {
+	return a + -32767
+}
+
+//go:noinline
+func add_Neg32767_int16_ssa(a int16) int16 {
+	return -32767 + a
+}
+
+//go:noinline
+func add_int16_Neg1_ssa(a int16) int16 {
+	return a + -1
+}
+
+//go:noinline
+func add_Neg1_int16_ssa(a int16) int16 {
+	return -1 + a
+}
+
+//go:noinline
+func add_int16_0_ssa(a int16) int16 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_int16_ssa(a int16) int16 {
+	return 0 + a
+}
+
+//go:noinline
+func add_int16_1_ssa(a int16) int16 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_int16_ssa(a int16) int16 {
+	return 1 + a
+}
+
+//go:noinline
+func add_int16_32766_ssa(a int16) int16 {
+	return a + 32766
+}
+
+//go:noinline
+func add_32766_int16_ssa(a int16) int16 {
+	return 32766 + a
+}
+
+//go:noinline
+func add_int16_32767_ssa(a int16) int16 {
+	return a + 32767
+}
+
+//go:noinline
+func add_32767_int16_ssa(a int16) int16 {
+	return 32767 + a
+}
+
+//go:noinline
+func sub_int16_Neg32768_ssa(a int16) int16 {
+	return a - -32768
+}
+
+//go:noinline
+func sub_Neg32768_int16_ssa(a int16) int16 {
+	return -32768 - a
+}
+
+//go:noinline
+func sub_int16_Neg32767_ssa(a int16) int16 {
+	return a - -32767
+}
+
+//go:noinline
+func sub_Neg32767_int16_ssa(a int16) int16 {
+	return -32767 - a
+}
+
+//go:noinline
+func sub_int16_Neg1_ssa(a int16) int16 {
+	return a - -1
+}
+
+//go:noinline
+func sub_Neg1_int16_ssa(a int16) int16 {
+	return -1 - a
+}
+
+//go:noinline
+func sub_int16_0_ssa(a int16) int16 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_int16_ssa(a int16) int16 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_int16_1_ssa(a int16) int16 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_int16_ssa(a int16) int16 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_int16_32766_ssa(a int16) int16 {
+	return a - 32766
+}
+
+//go:noinline
+func sub_32766_int16_ssa(a int16) int16 {
+	return 32766 - a
+}
+
+//go:noinline
+func sub_int16_32767_ssa(a int16) int16 {
+	return a - 32767
+}
+
+//go:noinline
+func sub_32767_int16_ssa(a int16) int16 {
+	return 32767 - a
+}
+
+//go:noinline
+func div_int16_Neg32768_ssa(a int16) int16 {
+	return a / -32768
+}
+
+//go:noinline
+func div_Neg32768_int16_ssa(a int16) int16 {
+	return -32768 / a
+}
+
+//go:noinline
+func div_int16_Neg32767_ssa(a int16) int16 {
+	return a / -32767
+}
+
+//go:noinline
+func div_Neg32767_int16_ssa(a int16) int16 {
+	return -32767 / a
+}
+
+//go:noinline
+func div_int16_Neg1_ssa(a int16) int16 {
+	return a / -1
+}
+
+//go:noinline
+func div_Neg1_int16_ssa(a int16) int16 {
+	return -1 / a
+}
+
+//go:noinline
+func div_0_int16_ssa(a int16) int16 {
+	return 0 / a
+}
+
+//go:noinline
+func div_int16_1_ssa(a int16) int16 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_int16_ssa(a int16) int16 {
+	return 1 / a
+}
+
+//go:noinline
+func div_int16_32766_ssa(a int16) int16 {
+	return a / 32766
+}
+
+//go:noinline
+func div_32766_int16_ssa(a int16) int16 {
+	return 32766 / a
+}
+
+//go:noinline
+func div_int16_32767_ssa(a int16) int16 {
+	return a / 32767
+}
+
+//go:noinline
+func div_32767_int16_ssa(a int16) int16 {
+	return 32767 / a
+}
+
+//go:noinline
+func mul_int16_Neg32768_ssa(a int16) int16 {
+	return a * -32768
+}
+
+//go:noinline
+func mul_Neg32768_int16_ssa(a int16) int16 {
+	return -32768 * a
+}
+
+//go:noinline
+func mul_int16_Neg32767_ssa(a int16) int16 {
+	return a * -32767
+}
+
+//go:noinline
+func mul_Neg32767_int16_ssa(a int16) int16 {
+	return -32767 * a
+}
+
+//go:noinline
+func mul_int16_Neg1_ssa(a int16) int16 {
+	return a * -1
+}
+
+//go:noinline
+func mul_Neg1_int16_ssa(a int16) int16 {
+	return -1 * a
+}
+
+//go:noinline
+func mul_int16_0_ssa(a int16) int16 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_int16_ssa(a int16) int16 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_int16_1_ssa(a int16) int16 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_int16_ssa(a int16) int16 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_int16_32766_ssa(a int16) int16 {
+	return a * 32766
+}
+
+//go:noinline
+func mul_32766_int16_ssa(a int16) int16 {
+	return 32766 * a
+}
+
+//go:noinline
+func mul_int16_32767_ssa(a int16) int16 {
+	return a * 32767
+}
+
+//go:noinline
+func mul_32767_int16_ssa(a int16) int16 {
+	return 32767 * a
+}
+
+//go:noinline
+func add_uint8_0_ssa(a uint8) uint8 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_uint8_ssa(a uint8) uint8 {
+	return 0 + a
+}
+
+//go:noinline
+func add_uint8_1_ssa(a uint8) uint8 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_uint8_ssa(a uint8) uint8 {
+	return 1 + a
+}
+
+//go:noinline
+func add_uint8_255_ssa(a uint8) uint8 {
+	return a + 255
+}
+
+//go:noinline
+func add_255_uint8_ssa(a uint8) uint8 {
+	return 255 + a
+}
+
+//go:noinline
+func sub_uint8_0_ssa(a uint8) uint8 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_uint8_ssa(a uint8) uint8 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_uint8_1_ssa(a uint8) uint8 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_uint8_ssa(a uint8) uint8 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_uint8_255_ssa(a uint8) uint8 {
+	return a - 255
+}
+
+//go:noinline
+func sub_255_uint8_ssa(a uint8) uint8 {
+	return 255 - a
+}
+
+//go:noinline
+func div_0_uint8_ssa(a uint8) uint8 {
+	return 0 / a
+}
+
+//go:noinline
+func div_uint8_1_ssa(a uint8) uint8 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_uint8_ssa(a uint8) uint8 {
+	return 1 / a
+}
+
+//go:noinline
+func div_uint8_255_ssa(a uint8) uint8 {
+	return a / 255
+}
+
+//go:noinline
+func div_255_uint8_ssa(a uint8) uint8 {
+	return 255 / a
+}
+
+//go:noinline
+func mul_uint8_0_ssa(a uint8) uint8 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_uint8_ssa(a uint8) uint8 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_uint8_1_ssa(a uint8) uint8 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_uint8_ssa(a uint8) uint8 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_uint8_255_ssa(a uint8) uint8 {
+	return a * 255
+}
+
+//go:noinline
+func mul_255_uint8_ssa(a uint8) uint8 {
+	return 255 * a
+}
+
+//go:noinline
+func lsh_uint8_0_ssa(a uint8) uint8 {
+	return a << 0
+}
+
+//go:noinline
+func lsh_0_uint8_ssa(a uint8) uint8 {
+	return 0 << a
+}
+
+//go:noinline
+func lsh_uint8_1_ssa(a uint8) uint8 {
+	return a << 1
+}
+
+//go:noinline
+func lsh_1_uint8_ssa(a uint8) uint8 {
+	return 1 << a
+}
+
+//go:noinline
+func lsh_uint8_255_ssa(a uint8) uint8 {
+	return a << 255
+}
+
+//go:noinline
+func lsh_255_uint8_ssa(a uint8) uint8 {
+	return 255 << a
+}
+
+//go:noinline
+func rsh_uint8_0_ssa(a uint8) uint8 {
+	return a >> 0
+}
+
+//go:noinline
+func rsh_0_uint8_ssa(a uint8) uint8 {
+	return 0 >> a
+}
+
+//go:noinline
+func rsh_uint8_1_ssa(a uint8) uint8 {
+	return a >> 1
+}
+
+//go:noinline
+func rsh_1_uint8_ssa(a uint8) uint8 {
+	return 1 >> a
+}
+
+//go:noinline
+func rsh_uint8_255_ssa(a uint8) uint8 {
+	return a >> 255
+}
+
+//go:noinline
+func rsh_255_uint8_ssa(a uint8) uint8 {
+	return 255 >> a
+}
+
+//go:noinline
+func add_int8_Neg128_ssa(a int8) int8 {
+	return a + -128
+}
+
+//go:noinline
+func add_Neg128_int8_ssa(a int8) int8 {
+	return -128 + a
+}
+
+//go:noinline
+func add_int8_Neg127_ssa(a int8) int8 {
+	return a + -127
+}
+
+//go:noinline
+func add_Neg127_int8_ssa(a int8) int8 {
+	return -127 + a
+}
+
+//go:noinline
+func add_int8_Neg1_ssa(a int8) int8 {
+	return a + -1
+}
+
+//go:noinline
+func add_Neg1_int8_ssa(a int8) int8 {
+	return -1 + a
+}
+
+//go:noinline
+func add_int8_0_ssa(a int8) int8 {
+	return a + 0
+}
+
+//go:noinline
+func add_0_int8_ssa(a int8) int8 {
+	return 0 + a
+}
+
+//go:noinline
+func add_int8_1_ssa(a int8) int8 {
+	return a + 1
+}
+
+//go:noinline
+func add_1_int8_ssa(a int8) int8 {
+	return 1 + a
+}
+
+//go:noinline
+func add_int8_126_ssa(a int8) int8 {
+	return a + 126
+}
+
+//go:noinline
+func add_126_int8_ssa(a int8) int8 {
+	return 126 + a
+}
+
+//go:noinline
+func add_int8_127_ssa(a int8) int8 {
+	return a + 127
+}
+
+//go:noinline
+func add_127_int8_ssa(a int8) int8 {
+	return 127 + a
+}
+
+//go:noinline
+func sub_int8_Neg128_ssa(a int8) int8 {
+	return a - -128
+}
+
+//go:noinline
+func sub_Neg128_int8_ssa(a int8) int8 {
+	return -128 - a
+}
+
+//go:noinline
+func sub_int8_Neg127_ssa(a int8) int8 {
+	return a - -127
+}
+
+//go:noinline
+func sub_Neg127_int8_ssa(a int8) int8 {
+	return -127 - a
+}
+
+//go:noinline
+func sub_int8_Neg1_ssa(a int8) int8 {
+	return a - -1
+}
+
+//go:noinline
+func sub_Neg1_int8_ssa(a int8) int8 {
+	return -1 - a
+}
+
+//go:noinline
+func sub_int8_0_ssa(a int8) int8 {
+	return a - 0
+}
+
+//go:noinline
+func sub_0_int8_ssa(a int8) int8 {
+	return 0 - a
+}
+
+//go:noinline
+func sub_int8_1_ssa(a int8) int8 {
+	return a - 1
+}
+
+//go:noinline
+func sub_1_int8_ssa(a int8) int8 {
+	return 1 - a
+}
+
+//go:noinline
+func sub_int8_126_ssa(a int8) int8 {
+	return a - 126
+}
+
+//go:noinline
+func sub_126_int8_ssa(a int8) int8 {
+	return 126 - a
+}
+
+//go:noinline
+func sub_int8_127_ssa(a int8) int8 {
+	return a - 127
+}
+
+//go:noinline
+func sub_127_int8_ssa(a int8) int8 {
+	return 127 - a
+}
+
+//go:noinline
+func div_int8_Neg128_ssa(a int8) int8 {
+	return a / -128
+}
+
+//go:noinline
+func div_Neg128_int8_ssa(a int8) int8 {
+	return -128 / a
+}
+
+//go:noinline
+func div_int8_Neg127_ssa(a int8) int8 {
+	return a / -127
+}
+
+//go:noinline
+func div_Neg127_int8_ssa(a int8) int8 {
+	return -127 / a
+}
+
+//go:noinline
+func div_int8_Neg1_ssa(a int8) int8 {
+	return a / -1
+}
+
+//go:noinline
+func div_Neg1_int8_ssa(a int8) int8 {
+	return -1 / a
+}
+
+//go:noinline
+func div_0_int8_ssa(a int8) int8 {
+	return 0 / a
+}
+
+//go:noinline
+func div_int8_1_ssa(a int8) int8 {
+	return a / 1
+}
+
+//go:noinline
+func div_1_int8_ssa(a int8) int8 {
+	return 1 / a
+}
+
+//go:noinline
+func div_int8_126_ssa(a int8) int8 {
+	return a / 126
+}
+
+//go:noinline
+func div_126_int8_ssa(a int8) int8 {
+	return 126 / a
+}
+
+//go:noinline
+func div_int8_127_ssa(a int8) int8 {
+	return a / 127
+}
+
+//go:noinline
+func div_127_int8_ssa(a int8) int8 {
+	return 127 / a
+}
+
+//go:noinline
+func mul_int8_Neg128_ssa(a int8) int8 {
+	return a * -128
+}
+
+//go:noinline
+func mul_Neg128_int8_ssa(a int8) int8 {
+	return -128 * a
+}
+
+//go:noinline
+func mul_int8_Neg127_ssa(a int8) int8 {
+	return a * -127
+}
+
+//go:noinline
+func mul_Neg127_int8_ssa(a int8) int8 {
+	return -127 * a
+}
+
+//go:noinline
+func mul_int8_Neg1_ssa(a int8) int8 {
+	return a * -1
+}
+
+//go:noinline
+func mul_Neg1_int8_ssa(a int8) int8 {
+	return -1 * a
+}
+
+//go:noinline
+func mul_int8_0_ssa(a int8) int8 {
+	return a * 0
+}
+
+//go:noinline
+func mul_0_int8_ssa(a int8) int8 {
+	return 0 * a
+}
+
+//go:noinline
+func mul_int8_1_ssa(a int8) int8 {
+	return a * 1
+}
+
+//go:noinline
+func mul_1_int8_ssa(a int8) int8 {
+	return 1 * a
+}
+
+//go:noinline
+func mul_int8_126_ssa(a int8) int8 {
+	return a * 126
+}
+
+//go:noinline
+func mul_126_int8_ssa(a int8) int8 {
+	return 126 * a
+}
+
+//go:noinline
+func mul_int8_127_ssa(a int8) int8 {
+	return a * 127
+}
+
+//go:noinline
+func mul_127_int8_ssa(a int8) int8 {
+	return 127 * a
+}
+
+var failed bool
+
+func main() {
+
+	if got := add_0_uint64_ssa(0); got != 0 {
+		fmt.Printf("add_uint64 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_0_ssa(0); got != 0 {
+		fmt.Printf("add_uint64 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint64_ssa(1); got != 1 {
+		fmt.Printf("add_uint64 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_0_ssa(1); got != 1 {
+		fmt.Printf("add_uint64 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint64_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("add_uint64 0+4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_0_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("add_uint64 4294967296+0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint64_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("add_uint64 0+18446744073709551615 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_0_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("add_uint64 18446744073709551615+0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint64_ssa(0); got != 1 {
+		fmt.Printf("add_uint64 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_1_ssa(0); got != 1 {
+		fmt.Printf("add_uint64 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint64_ssa(1); got != 2 {
+		fmt.Printf("add_uint64 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_1_ssa(1); got != 2 {
+		fmt.Printf("add_uint64 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint64_ssa(4294967296); got != 4294967297 {
+		fmt.Printf("add_uint64 1+4294967296 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_1_ssa(4294967296); got != 4294967297 {
+		fmt.Printf("add_uint64 4294967296+1 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("add_uint64 1+18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_1_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("add_uint64 18446744073709551615+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_uint64_ssa(0); got != 4294967296 {
+		fmt.Printf("add_uint64 4294967296+0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_4294967296_ssa(0); got != 4294967296 {
+		fmt.Printf("add_uint64 0+4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_uint64_ssa(1); got != 4294967297 {
+		fmt.Printf("add_uint64 4294967296+1 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_4294967296_ssa(1); got != 4294967297 {
+		fmt.Printf("add_uint64 1+4294967296 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_uint64_ssa(4294967296); got != 8589934592 {
+		fmt.Printf("add_uint64 4294967296+4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_4294967296_ssa(4294967296); got != 8589934592 {
+		fmt.Printf("add_uint64 4294967296+4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_uint64_ssa(18446744073709551615); got != 4294967295 {
+		fmt.Printf("add_uint64 4294967296+18446744073709551615 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_4294967296_ssa(18446744073709551615); got != 4294967295 {
+		fmt.Printf("add_uint64 18446744073709551615+4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_18446744073709551615_uint64_ssa(0); got != 18446744073709551615 {
+		fmt.Printf("add_uint64 18446744073709551615+0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_18446744073709551615_ssa(0); got != 18446744073709551615 {
+		fmt.Printf("add_uint64 0+18446744073709551615 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := add_18446744073709551615_uint64_ssa(1); got != 0 {
+		fmt.Printf("add_uint64 18446744073709551615+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_18446744073709551615_ssa(1); got != 0 {
+		fmt.Printf("add_uint64 1+18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_18446744073709551615_uint64_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("add_uint64 18446744073709551615+4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_18446744073709551615_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("add_uint64 4294967296+18446744073709551615 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_18446744073709551615_uint64_ssa(18446744073709551615); got != 18446744073709551614 {
+		fmt.Printf("add_uint64 18446744073709551615+18446744073709551615 = %d, wanted 18446744073709551614\n", got)
+		failed = true
+	}
+
+	if got := add_uint64_18446744073709551615_ssa(18446744073709551615); got != 18446744073709551614 {
+		fmt.Printf("add_uint64 18446744073709551615+18446744073709551615 = %d, wanted 18446744073709551614\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint64_ssa(0); got != 0 {
+		fmt.Printf("sub_uint64 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_0_ssa(0); got != 0 {
+		fmt.Printf("sub_uint64 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint64_ssa(1); got != 18446744073709551615 {
+		fmt.Printf("sub_uint64 0-1 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_0_ssa(1); got != 1 {
+		fmt.Printf("sub_uint64 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint64_ssa(4294967296); got != 18446744069414584320 {
+		fmt.Printf("sub_uint64 0-4294967296 = %d, wanted 18446744069414584320\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_0_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("sub_uint64 4294967296-0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint64_ssa(18446744073709551615); got != 1 {
+		fmt.Printf("sub_uint64 0-18446744073709551615 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_0_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("sub_uint64 18446744073709551615-0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint64_ssa(0); got != 1 {
+		fmt.Printf("sub_uint64 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_1_ssa(0); got != 18446744073709551615 {
+		fmt.Printf("sub_uint64 0-1 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint64_ssa(1); got != 0 {
+		fmt.Printf("sub_uint64 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_1_ssa(1); got != 0 {
+		fmt.Printf("sub_uint64 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint64_ssa(4294967296); got != 18446744069414584321 {
+		fmt.Printf("sub_uint64 1-4294967296 = %d, wanted 18446744069414584321\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_1_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("sub_uint64 4294967296-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint64_ssa(18446744073709551615); got != 2 {
+		fmt.Printf("sub_uint64 1-18446744073709551615 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_1_ssa(18446744073709551615); got != 18446744073709551614 {
+		fmt.Printf("sub_uint64 18446744073709551615-1 = %d, wanted 18446744073709551614\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_uint64_ssa(0); got != 4294967296 {
+		fmt.Printf("sub_uint64 4294967296-0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_4294967296_ssa(0); got != 18446744069414584320 {
+		fmt.Printf("sub_uint64 0-4294967296 = %d, wanted 18446744069414584320\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_uint64_ssa(1); got != 4294967295 {
+		fmt.Printf("sub_uint64 4294967296-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_4294967296_ssa(1); got != 18446744069414584321 {
+		fmt.Printf("sub_uint64 1-4294967296 = %d, wanted 18446744069414584321\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("sub_uint64 4294967296-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("sub_uint64 4294967296-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_uint64_ssa(18446744073709551615); got != 4294967297 {
+		fmt.Printf("sub_uint64 4294967296-18446744073709551615 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_4294967296_ssa(18446744073709551615); got != 18446744069414584319 {
+		fmt.Printf("sub_uint64 18446744073709551615-4294967296 = %d, wanted 18446744069414584319\n", got)
+		failed = true
+	}
+
+	if got := sub_18446744073709551615_uint64_ssa(0); got != 18446744073709551615 {
+		fmt.Printf("sub_uint64 18446744073709551615-0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_18446744073709551615_ssa(0); got != 1 {
+		fmt.Printf("sub_uint64 0-18446744073709551615 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_18446744073709551615_uint64_ssa(1); got != 18446744073709551614 {
+		fmt.Printf("sub_uint64 18446744073709551615-1 = %d, wanted 18446744073709551614\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_18446744073709551615_ssa(1); got != 2 {
+		fmt.Printf("sub_uint64 1-18446744073709551615 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_18446744073709551615_uint64_ssa(4294967296); got != 18446744069414584319 {
+		fmt.Printf("sub_uint64 18446744073709551615-4294967296 = %d, wanted 18446744069414584319\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_18446744073709551615_ssa(4294967296); got != 4294967297 {
+		fmt.Printf("sub_uint64 4294967296-18446744073709551615 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_18446744073709551615_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("sub_uint64 18446744073709551615-18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint64_18446744073709551615_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("sub_uint64 18446744073709551615-18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint64_ssa(1); got != 0 {
+		fmt.Printf("div_uint64 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("div_uint64 0/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("div_uint64 0/18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_1_ssa(0); got != 0 {
+		fmt.Printf("div_uint64 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint64_ssa(1); got != 1 {
+		fmt.Printf("div_uint64 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_1_ssa(1); got != 1 {
+		fmt.Printf("div_uint64 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("div_uint64 1/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_1_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("div_uint64 4294967296/1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("div_uint64 1/18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_1_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("div_uint64 18446744073709551615/1 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_4294967296_ssa(0); got != 0 {
+		fmt.Printf("div_uint64 0/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_uint64_ssa(1); got != 4294967296 {
+		fmt.Printf("div_uint64 4294967296/1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_4294967296_ssa(1); got != 0 {
+		fmt.Printf("div_uint64 1/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_uint64_ssa(4294967296); got != 1 {
+		fmt.Printf("div_uint64 4294967296/4294967296 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_4294967296_ssa(4294967296); got != 1 {
+		fmt.Printf("div_uint64 4294967296/4294967296 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("div_uint64 4294967296/18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_4294967296_ssa(18446744073709551615); got != 4294967295 {
+		fmt.Printf("div_uint64 18446744073709551615/4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_18446744073709551615_ssa(0); got != 0 {
+		fmt.Printf("div_uint64 0/18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_18446744073709551615_uint64_ssa(1); got != 18446744073709551615 {
+		fmt.Printf("div_uint64 18446744073709551615/1 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_18446744073709551615_ssa(1); got != 0 {
+		fmt.Printf("div_uint64 1/18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_18446744073709551615_uint64_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("div_uint64 18446744073709551615/4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_18446744073709551615_ssa(4294967296); got != 0 {
+		fmt.Printf("div_uint64 4294967296/18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_18446744073709551615_uint64_ssa(18446744073709551615); got != 1 {
+		fmt.Printf("div_uint64 18446744073709551615/18446744073709551615 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint64_18446744073709551615_ssa(18446744073709551615); got != 1 {
+		fmt.Printf("div_uint64 18446744073709551615/18446744073709551615 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint64_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_0_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint64_ssa(1); got != 0 {
+		fmt.Printf("mul_uint64 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_0_ssa(1); got != 0 {
+		fmt.Printf("mul_uint64 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_uint64 0*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_0_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_uint64 4294967296*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("mul_uint64 0*18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_0_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("mul_uint64 18446744073709551615*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint64_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_1_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint64_ssa(1); got != 1 {
+		fmt.Printf("mul_uint64 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_1_ssa(1); got != 1 {
+		fmt.Printf("mul_uint64 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint64_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("mul_uint64 1*4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_1_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("mul_uint64 4294967296*1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint64_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("mul_uint64 1*18446744073709551615 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_1_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("mul_uint64 18446744073709551615*1 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_uint64_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 4294967296*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_4294967296_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 0*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_uint64_ssa(1); got != 4294967296 {
+		fmt.Printf("mul_uint64 4294967296*1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_4294967296_ssa(1); got != 4294967296 {
+		fmt.Printf("mul_uint64 1*4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_uint64 4294967296*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_uint64 4294967296*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_uint64_ssa(18446744073709551615); got != 18446744069414584320 {
+		fmt.Printf("mul_uint64 4294967296*18446744073709551615 = %d, wanted 18446744069414584320\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_4294967296_ssa(18446744073709551615); got != 18446744069414584320 {
+		fmt.Printf("mul_uint64 18446744073709551615*4294967296 = %d, wanted 18446744069414584320\n", got)
+		failed = true
+	}
+
+	if got := mul_18446744073709551615_uint64_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 18446744073709551615*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_18446744073709551615_ssa(0); got != 0 {
+		fmt.Printf("mul_uint64 0*18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_18446744073709551615_uint64_ssa(1); got != 18446744073709551615 {
+		fmt.Printf("mul_uint64 18446744073709551615*1 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_18446744073709551615_ssa(1); got != 18446744073709551615 {
+		fmt.Printf("mul_uint64 1*18446744073709551615 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := mul_18446744073709551615_uint64_ssa(4294967296); got != 18446744069414584320 {
+		fmt.Printf("mul_uint64 18446744073709551615*4294967296 = %d, wanted 18446744069414584320\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_18446744073709551615_ssa(4294967296); got != 18446744069414584320 {
+		fmt.Printf("mul_uint64 4294967296*18446744073709551615 = %d, wanted 18446744069414584320\n", got)
+		failed = true
+	}
+
+	if got := mul_18446744073709551615_uint64_ssa(18446744073709551615); got != 1 {
+		fmt.Printf("mul_uint64 18446744073709551615*18446744073709551615 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint64_18446744073709551615_ssa(18446744073709551615); got != 1 {
+		fmt.Printf("mul_uint64 18446744073709551615*18446744073709551615 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint64_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint64 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_0_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint64 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint64_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint64 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_0_ssa(1); got != 1 {
+		fmt.Printf("lsh_uint64 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("lsh_uint64 0<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_0_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("lsh_uint64 4294967296<<0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("lsh_uint64 0<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_0_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint64_ssa(0); got != 1 {
+		fmt.Printf("lsh_uint64 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_1_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint64 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint64_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint64 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_1_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint64 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("lsh_uint64 1<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_1_ssa(4294967296); got != 8589934592 {
+		fmt.Printf("lsh_uint64 4294967296<<1 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("lsh_uint64 1<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_1_ssa(18446744073709551615); got != 18446744073709551614 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<1 = %d, wanted 18446744073709551614\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967296_uint64_ssa(0); got != 4294967296 {
+		fmt.Printf("lsh_uint64 4294967296<<0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_4294967296_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint64 0<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967296_uint64_ssa(1); got != 8589934592 {
+		fmt.Printf("lsh_uint64 4294967296<<1 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_4294967296_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint64 1<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967296_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("lsh_uint64 4294967296<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("lsh_uint64 4294967296<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967296_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("lsh_uint64 4294967296<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_4294967296_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_18446744073709551615_uint64_ssa(0); got != 18446744073709551615 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_18446744073709551615_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint64 0<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_18446744073709551615_uint64_ssa(1); got != 18446744073709551614 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<1 = %d, wanted 18446744073709551614\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_18446744073709551615_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint64 1<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_18446744073709551615_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_18446744073709551615_ssa(4294967296); got != 0 {
+		fmt.Printf("lsh_uint64 4294967296<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_18446744073709551615_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint64_18446744073709551615_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("lsh_uint64 18446744073709551615<<18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint64_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint64 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_0_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint64 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint64_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint64 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_0_ssa(1); got != 1 {
+		fmt.Printf("rsh_uint64 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("rsh_uint64 0>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_0_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("rsh_uint64 4294967296>>0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("rsh_uint64 0>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_0_ssa(18446744073709551615); got != 18446744073709551615 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint64_ssa(0); got != 1 {
+		fmt.Printf("rsh_uint64 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_1_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint64 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint64_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint64 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_1_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint64 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("rsh_uint64 1>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_1_ssa(4294967296); got != 2147483648 {
+		fmt.Printf("rsh_uint64 4294967296>>1 = %d, wanted 2147483648\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("rsh_uint64 1>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_1_ssa(18446744073709551615); got != 9223372036854775807 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967296_uint64_ssa(0); got != 4294967296 {
+		fmt.Printf("rsh_uint64 4294967296>>0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_4294967296_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint64 0>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967296_uint64_ssa(1); got != 2147483648 {
+		fmt.Printf("rsh_uint64 4294967296>>1 = %d, wanted 2147483648\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_4294967296_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint64 1>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967296_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("rsh_uint64 4294967296>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("rsh_uint64 4294967296>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967296_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("rsh_uint64 4294967296>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_4294967296_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_18446744073709551615_uint64_ssa(0); got != 18446744073709551615 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>0 = %d, wanted 18446744073709551615\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_18446744073709551615_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint64 0>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_18446744073709551615_uint64_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_18446744073709551615_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint64 1>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_18446744073709551615_uint64_ssa(4294967296); got != 0 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_18446744073709551615_ssa(4294967296); got != 0 {
+		fmt.Printf("rsh_uint64 4294967296>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_18446744073709551615_uint64_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint64_18446744073709551615_ssa(18446744073709551615); got != 0 {
+		fmt.Printf("rsh_uint64 18446744073709551615>>18446744073709551615 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("add_int64 -9223372036854775808+-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("add_int64 -9223372036854775808+-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("add_int64 -9223372036854775808+-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("add_int64 -9223372036854775807+-9223372036854775808 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(-4294967296); got != 9223372032559808512 {
+		fmt.Printf("add_int64 -9223372036854775808+-4294967296 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(-4294967296); got != 9223372032559808512 {
+		fmt.Printf("add_int64 -4294967296+-9223372036854775808 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("add_int64 -9223372036854775808+-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("add_int64 -1+-9223372036854775808 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(0); got != -9223372036854775808 {
+		fmt.Printf("add_int64 -9223372036854775808+0 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(0); got != -9223372036854775808 {
+		fmt.Printf("add_int64 0+-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(1); got != -9223372036854775807 {
+		fmt.Printf("add_int64 -9223372036854775808+1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(1); got != -9223372036854775807 {
+		fmt.Printf("add_int64 1+-9223372036854775808 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(4294967296); got != -9223372032559808512 {
+		fmt.Printf("add_int64 -9223372036854775808+4294967296 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(4294967296); got != -9223372032559808512 {
+		fmt.Printf("add_int64 4294967296+-9223372036854775808 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(9223372036854775806); got != -2 {
+		fmt.Printf("add_int64 -9223372036854775808+9223372036854775806 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(9223372036854775806); got != -2 {
+		fmt.Printf("add_int64 9223372036854775806+-9223372036854775808 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775808_int64_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("add_int64 -9223372036854775808+9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775808_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("add_int64 9223372036854775807+-9223372036854775808 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("add_int64 -9223372036854775807+-9223372036854775808 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("add_int64 -9223372036854775808+-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(-9223372036854775807); got != 2 {
+		fmt.Printf("add_int64 -9223372036854775807+-9223372036854775807 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(-9223372036854775807); got != 2 {
+		fmt.Printf("add_int64 -9223372036854775807+-9223372036854775807 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(-4294967296); got != 9223372032559808513 {
+		fmt.Printf("add_int64 -9223372036854775807+-4294967296 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(-4294967296); got != 9223372032559808513 {
+		fmt.Printf("add_int64 -4294967296+-9223372036854775807 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("add_int64 -9223372036854775807+-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("add_int64 -1+-9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(0); got != -9223372036854775807 {
+		fmt.Printf("add_int64 -9223372036854775807+0 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(0); got != -9223372036854775807 {
+		fmt.Printf("add_int64 0+-9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(1); got != -9223372036854775806 {
+		fmt.Printf("add_int64 -9223372036854775807+1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(1); got != -9223372036854775806 {
+		fmt.Printf("add_int64 1+-9223372036854775807 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(4294967296); got != -9223372032559808511 {
+		fmt.Printf("add_int64 -9223372036854775807+4294967296 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(4294967296); got != -9223372032559808511 {
+		fmt.Printf("add_int64 4294967296+-9223372036854775807 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(9223372036854775806); got != -1 {
+		fmt.Printf("add_int64 -9223372036854775807+9223372036854775806 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(9223372036854775806); got != -1 {
+		fmt.Printf("add_int64 9223372036854775806+-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg9223372036854775807_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("add_int64 -9223372036854775807+9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg9223372036854775807_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("add_int64 9223372036854775807+-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(-9223372036854775808); got != 9223372032559808512 {
+		fmt.Printf("add_int64 -4294967296+-9223372036854775808 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(-9223372036854775808); got != 9223372032559808512 {
+		fmt.Printf("add_int64 -9223372036854775808+-4294967296 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(-9223372036854775807); got != 9223372032559808513 {
+		fmt.Printf("add_int64 -4294967296+-9223372036854775807 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(-9223372036854775807); got != 9223372032559808513 {
+		fmt.Printf("add_int64 -9223372036854775807+-4294967296 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(-4294967296); got != -8589934592 {
+		fmt.Printf("add_int64 -4294967296+-4294967296 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(-4294967296); got != -8589934592 {
+		fmt.Printf("add_int64 -4294967296+-4294967296 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(-1); got != -4294967297 {
+		fmt.Printf("add_int64 -4294967296+-1 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(-1); got != -4294967297 {
+		fmt.Printf("add_int64 -1+-4294967296 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(0); got != -4294967296 {
+		fmt.Printf("add_int64 -4294967296+0 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(0); got != -4294967296 {
+		fmt.Printf("add_int64 0+-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(1); got != -4294967295 {
+		fmt.Printf("add_int64 -4294967296+1 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(1); got != -4294967295 {
+		fmt.Printf("add_int64 1+-4294967296 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("add_int64 -4294967296+4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("add_int64 4294967296+-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(9223372036854775806); got != 9223372032559808510 {
+		fmt.Printf("add_int64 -4294967296+9223372036854775806 = %d, wanted 9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(9223372036854775806); got != 9223372032559808510 {
+		fmt.Printf("add_int64 9223372036854775806+-4294967296 = %d, wanted 9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := add_Neg4294967296_int64_ssa(9223372036854775807); got != 9223372032559808511 {
+		fmt.Printf("add_int64 -4294967296+9223372036854775807 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg4294967296_ssa(9223372036854775807); got != 9223372032559808511 {
+		fmt.Printf("add_int64 9223372036854775807+-4294967296 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(-9223372036854775808); got != 9223372036854775807 {
+		fmt.Printf("add_int64 -1+-9223372036854775808 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(-9223372036854775808); got != 9223372036854775807 {
+		fmt.Printf("add_int64 -9223372036854775808+-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(-9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("add_int64 -1+-9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(-9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("add_int64 -9223372036854775807+-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(-4294967296); got != -4294967297 {
+		fmt.Printf("add_int64 -1+-4294967296 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(-4294967296); got != -4294967297 {
+		fmt.Printf("add_int64 -4294967296+-1 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(-1); got != -2 {
+		fmt.Printf("add_int64 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(-1); got != -2 {
+		fmt.Printf("add_int64 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(0); got != -1 {
+		fmt.Printf("add_int64 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(0); got != -1 {
+		fmt.Printf("add_int64 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(1); got != 0 {
+		fmt.Printf("add_int64 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(1); got != 0 {
+		fmt.Printf("add_int64 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("add_int64 -1+4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("add_int64 4294967296+-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(9223372036854775806); got != 9223372036854775805 {
+		fmt.Printf("add_int64 -1+9223372036854775806 = %d, wanted 9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(9223372036854775806); got != 9223372036854775805 {
+		fmt.Printf("add_int64 9223372036854775806+-1 = %d, wanted 9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int64_ssa(9223372036854775807); got != 9223372036854775806 {
+		fmt.Printf("add_int64 -1+9223372036854775807 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_int64_Neg1_ssa(9223372036854775807); got != 9223372036854775806 {
+		fmt.Printf("add_int64 9223372036854775807+-1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("add_int64 0+-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("add_int64 -9223372036854775808+0 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(-9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("add_int64 0+-9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(-9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("add_int64 -9223372036854775807+0 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("add_int64 0+-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("add_int64 -4294967296+0 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(-1); got != -1 {
+		fmt.Printf("add_int64 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(-1); got != -1 {
+		fmt.Printf("add_int64 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(0); got != 0 {
+		fmt.Printf("add_int64 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(0); got != 0 {
+		fmt.Printf("add_int64 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(1); got != 1 {
+		fmt.Printf("add_int64 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(1); got != 1 {
+		fmt.Printf("add_int64 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("add_int64 0+4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("add_int64 4294967296+0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("add_int64 0+9223372036854775806 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("add_int64 9223372036854775806+0 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_0_int64_ssa(9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("add_int64 0+9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_0_ssa(9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("add_int64 9223372036854775807+0 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(-9223372036854775808); got != -9223372036854775807 {
+		fmt.Printf("add_int64 1+-9223372036854775808 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(-9223372036854775808); got != -9223372036854775807 {
+		fmt.Printf("add_int64 -9223372036854775808+1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(-9223372036854775807); got != -9223372036854775806 {
+		fmt.Printf("add_int64 1+-9223372036854775807 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(-9223372036854775807); got != -9223372036854775806 {
+		fmt.Printf("add_int64 -9223372036854775807+1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(-4294967296); got != -4294967295 {
+		fmt.Printf("add_int64 1+-4294967296 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(-4294967296); got != -4294967295 {
+		fmt.Printf("add_int64 -4294967296+1 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(-1); got != 0 {
+		fmt.Printf("add_int64 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(-1); got != 0 {
+		fmt.Printf("add_int64 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(0); got != 1 {
+		fmt.Printf("add_int64 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(0); got != 1 {
+		fmt.Printf("add_int64 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(1); got != 2 {
+		fmt.Printf("add_int64 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(1); got != 2 {
+		fmt.Printf("add_int64 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(4294967296); got != 4294967297 {
+		fmt.Printf("add_int64 1+4294967296 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(4294967296); got != 4294967297 {
+		fmt.Printf("add_int64 4294967296+1 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(9223372036854775806); got != 9223372036854775807 {
+		fmt.Printf("add_int64 1+9223372036854775806 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(9223372036854775806); got != 9223372036854775807 {
+		fmt.Printf("add_int64 9223372036854775806+1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_1_int64_ssa(9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("add_int64 1+9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_int64_1_ssa(9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("add_int64 9223372036854775807+1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(-9223372036854775808); got != -9223372032559808512 {
+		fmt.Printf("add_int64 4294967296+-9223372036854775808 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(-9223372036854775808); got != -9223372032559808512 {
+		fmt.Printf("add_int64 -9223372036854775808+4294967296 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(-9223372036854775807); got != -9223372032559808511 {
+		fmt.Printf("add_int64 4294967296+-9223372036854775807 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(-9223372036854775807); got != -9223372032559808511 {
+		fmt.Printf("add_int64 -9223372036854775807+4294967296 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("add_int64 4294967296+-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(-4294967296); got != 0 {
+		fmt.Printf("add_int64 -4294967296+4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(-1); got != 4294967295 {
+		fmt.Printf("add_int64 4294967296+-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(-1); got != 4294967295 {
+		fmt.Printf("add_int64 -1+4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(0); got != 4294967296 {
+		fmt.Printf("add_int64 4294967296+0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(0); got != 4294967296 {
+		fmt.Printf("add_int64 0+4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(1); got != 4294967297 {
+		fmt.Printf("add_int64 4294967296+1 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(1); got != 4294967297 {
+		fmt.Printf("add_int64 1+4294967296 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(4294967296); got != 8589934592 {
+		fmt.Printf("add_int64 4294967296+4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(4294967296); got != 8589934592 {
+		fmt.Printf("add_int64 4294967296+4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(9223372036854775806); got != -9223372032559808514 {
+		fmt.Printf("add_int64 4294967296+9223372036854775806 = %d, wanted -9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(9223372036854775806); got != -9223372032559808514 {
+		fmt.Printf("add_int64 9223372036854775806+4294967296 = %d, wanted -9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := add_4294967296_int64_ssa(9223372036854775807); got != -9223372032559808513 {
+		fmt.Printf("add_int64 4294967296+9223372036854775807 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_int64_4294967296_ssa(9223372036854775807); got != -9223372032559808513 {
+		fmt.Printf("add_int64 9223372036854775807+4294967296 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(-9223372036854775808); got != -2 {
+		fmt.Printf("add_int64 9223372036854775806+-9223372036854775808 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(-9223372036854775808); got != -2 {
+		fmt.Printf("add_int64 -9223372036854775808+9223372036854775806 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("add_int64 9223372036854775806+-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("add_int64 -9223372036854775807+9223372036854775806 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(-4294967296); got != 9223372032559808510 {
+		fmt.Printf("add_int64 9223372036854775806+-4294967296 = %d, wanted 9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(-4294967296); got != 9223372032559808510 {
+		fmt.Printf("add_int64 -4294967296+9223372036854775806 = %d, wanted 9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(-1); got != 9223372036854775805 {
+		fmt.Printf("add_int64 9223372036854775806+-1 = %d, wanted 9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(-1); got != 9223372036854775805 {
+		fmt.Printf("add_int64 -1+9223372036854775806 = %d, wanted 9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(0); got != 9223372036854775806 {
+		fmt.Printf("add_int64 9223372036854775806+0 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(0); got != 9223372036854775806 {
+		fmt.Printf("add_int64 0+9223372036854775806 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("add_int64 9223372036854775806+1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("add_int64 1+9223372036854775806 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(4294967296); got != -9223372032559808514 {
+		fmt.Printf("add_int64 9223372036854775806+4294967296 = %d, wanted -9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(4294967296); got != -9223372032559808514 {
+		fmt.Printf("add_int64 4294967296+9223372036854775806 = %d, wanted -9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(9223372036854775806); got != -4 {
+		fmt.Printf("add_int64 9223372036854775806+9223372036854775806 = %d, wanted -4\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(9223372036854775806); got != -4 {
+		fmt.Printf("add_int64 9223372036854775806+9223372036854775806 = %d, wanted -4\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775806_int64_ssa(9223372036854775807); got != -3 {
+		fmt.Printf("add_int64 9223372036854775806+9223372036854775807 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775806_ssa(9223372036854775807); got != -3 {
+		fmt.Printf("add_int64 9223372036854775807+9223372036854775806 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(-9223372036854775808); got != -1 {
+		fmt.Printf("add_int64 9223372036854775807+-9223372036854775808 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(-9223372036854775808); got != -1 {
+		fmt.Printf("add_int64 -9223372036854775808+9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("add_int64 9223372036854775807+-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("add_int64 -9223372036854775807+9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(-4294967296); got != 9223372032559808511 {
+		fmt.Printf("add_int64 9223372036854775807+-4294967296 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(-4294967296); got != 9223372032559808511 {
+		fmt.Printf("add_int64 -4294967296+9223372036854775807 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(-1); got != 9223372036854775806 {
+		fmt.Printf("add_int64 9223372036854775807+-1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(-1); got != 9223372036854775806 {
+		fmt.Printf("add_int64 -1+9223372036854775807 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(0); got != 9223372036854775807 {
+		fmt.Printf("add_int64 9223372036854775807+0 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(0); got != 9223372036854775807 {
+		fmt.Printf("add_int64 0+9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("add_int64 9223372036854775807+1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("add_int64 1+9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(4294967296); got != -9223372032559808513 {
+		fmt.Printf("add_int64 9223372036854775807+4294967296 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(4294967296); got != -9223372032559808513 {
+		fmt.Printf("add_int64 4294967296+9223372036854775807 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(9223372036854775806); got != -3 {
+		fmt.Printf("add_int64 9223372036854775807+9223372036854775806 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(9223372036854775806); got != -3 {
+		fmt.Printf("add_int64 9223372036854775806+9223372036854775807 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_9223372036854775807_int64_ssa(9223372036854775807); got != -2 {
+		fmt.Printf("add_int64 9223372036854775807+9223372036854775807 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int64_9223372036854775807_ssa(9223372036854775807); got != -2 {
+		fmt.Printf("add_int64 9223372036854775807+9223372036854775807 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("sub_int64 -9223372036854775808--9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("sub_int64 -9223372036854775808--9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("sub_int64 -9223372036854775808--9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("sub_int64 -9223372036854775807--9223372036854775808 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(-4294967296); got != -9223372032559808512 {
+		fmt.Printf("sub_int64 -9223372036854775808--4294967296 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(-4294967296); got != 9223372032559808512 {
+		fmt.Printf("sub_int64 -4294967296--9223372036854775808 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(-1); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 -9223372036854775808--1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 -1--9223372036854775808 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(0); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 -9223372036854775808-0 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(0); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 0--9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 -9223372036854775808-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(1); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 1--9223372036854775808 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(4294967296); got != 9223372032559808512 {
+		fmt.Printf("sub_int64 -9223372036854775808-4294967296 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(4294967296); got != -9223372032559808512 {
+		fmt.Printf("sub_int64 4294967296--9223372036854775808 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(9223372036854775806); got != 2 {
+		fmt.Printf("sub_int64 -9223372036854775808-9223372036854775806 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(9223372036854775806); got != -2 {
+		fmt.Printf("sub_int64 9223372036854775806--9223372036854775808 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775808_int64_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("sub_int64 -9223372036854775808-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775808_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("sub_int64 9223372036854775807--9223372036854775808 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("sub_int64 -9223372036854775807--9223372036854775808 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(-9223372036854775808); got != -1 {
+		fmt.Printf("sub_int64 -9223372036854775808--9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("sub_int64 -9223372036854775807--9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("sub_int64 -9223372036854775807--9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(-4294967296); got != -9223372032559808511 {
+		fmt.Printf("sub_int64 -9223372036854775807--4294967296 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(-4294967296); got != 9223372032559808511 {
+		fmt.Printf("sub_int64 -4294967296--9223372036854775807 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(-1); got != -9223372036854775806 {
+		fmt.Printf("sub_int64 -9223372036854775807--1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(-1); got != 9223372036854775806 {
+		fmt.Printf("sub_int64 -1--9223372036854775807 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(0); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 -9223372036854775807-0 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(0); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 0--9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 -9223372036854775807-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 1--9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(4294967296); got != 9223372032559808513 {
+		fmt.Printf("sub_int64 -9223372036854775807-4294967296 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(4294967296); got != -9223372032559808513 {
+		fmt.Printf("sub_int64 4294967296--9223372036854775807 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(9223372036854775806); got != 3 {
+		fmt.Printf("sub_int64 -9223372036854775807-9223372036854775806 = %d, wanted 3\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(9223372036854775806); got != -3 {
+		fmt.Printf("sub_int64 9223372036854775806--9223372036854775807 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg9223372036854775807_int64_ssa(9223372036854775807); got != 2 {
+		fmt.Printf("sub_int64 -9223372036854775807-9223372036854775807 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg9223372036854775807_ssa(9223372036854775807); got != -2 {
+		fmt.Printf("sub_int64 9223372036854775807--9223372036854775807 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(-9223372036854775808); got != 9223372032559808512 {
+		fmt.Printf("sub_int64 -4294967296--9223372036854775808 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(-9223372036854775808); got != -9223372032559808512 {
+		fmt.Printf("sub_int64 -9223372036854775808--4294967296 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(-9223372036854775807); got != 9223372032559808511 {
+		fmt.Printf("sub_int64 -4294967296--9223372036854775807 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(-9223372036854775807); got != -9223372032559808511 {
+		fmt.Printf("sub_int64 -9223372036854775807--4294967296 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("sub_int64 -4294967296--4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(-4294967296); got != 0 {
+		fmt.Printf("sub_int64 -4294967296--4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(-1); got != -4294967295 {
+		fmt.Printf("sub_int64 -4294967296--1 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(-1); got != 4294967295 {
+		fmt.Printf("sub_int64 -1--4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(0); got != -4294967296 {
+		fmt.Printf("sub_int64 -4294967296-0 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(0); got != 4294967296 {
+		fmt.Printf("sub_int64 0--4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(1); got != -4294967297 {
+		fmt.Printf("sub_int64 -4294967296-1 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(1); got != 4294967297 {
+		fmt.Printf("sub_int64 1--4294967296 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(4294967296); got != -8589934592 {
+		fmt.Printf("sub_int64 -4294967296-4294967296 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(4294967296); got != 8589934592 {
+		fmt.Printf("sub_int64 4294967296--4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(9223372036854775806); got != 9223372032559808514 {
+		fmt.Printf("sub_int64 -4294967296-9223372036854775806 = %d, wanted 9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(9223372036854775806); got != -9223372032559808514 {
+		fmt.Printf("sub_int64 9223372036854775806--4294967296 = %d, wanted -9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg4294967296_int64_ssa(9223372036854775807); got != 9223372032559808513 {
+		fmt.Printf("sub_int64 -4294967296-9223372036854775807 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg4294967296_ssa(9223372036854775807); got != -9223372032559808513 {
+		fmt.Printf("sub_int64 9223372036854775807--4294967296 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(-9223372036854775808); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 -1--9223372036854775808 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(-9223372036854775808); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 -9223372036854775808--1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(-9223372036854775807); got != 9223372036854775806 {
+		fmt.Printf("sub_int64 -1--9223372036854775807 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(-9223372036854775807); got != -9223372036854775806 {
+		fmt.Printf("sub_int64 -9223372036854775807--1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(-4294967296); got != 4294967295 {
+		fmt.Printf("sub_int64 -1--4294967296 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(-4294967296); got != -4294967295 {
+		fmt.Printf("sub_int64 -4294967296--1 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(-1); got != 0 {
+		fmt.Printf("sub_int64 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(-1); got != 0 {
+		fmt.Printf("sub_int64 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(0); got != -1 {
+		fmt.Printf("sub_int64 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(0); got != 1 {
+		fmt.Printf("sub_int64 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(1); got != -2 {
+		fmt.Printf("sub_int64 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(1); got != 2 {
+		fmt.Printf("sub_int64 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(4294967296); got != -4294967297 {
+		fmt.Printf("sub_int64 -1-4294967296 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(4294967296); got != 4294967297 {
+		fmt.Printf("sub_int64 4294967296--1 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(9223372036854775806); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 -1-9223372036854775806 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(9223372036854775806); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 9223372036854775806--1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int64_ssa(9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 -1-9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_Neg1_ssa(9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 9223372036854775807--1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 0--9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 -9223372036854775808-0 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(-9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 0--9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(-9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 -9223372036854775807-0 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(-4294967296); got != 4294967296 {
+		fmt.Printf("sub_int64 0--4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("sub_int64 -4294967296-0 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(-1); got != 1 {
+		fmt.Printf("sub_int64 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(-1); got != -1 {
+		fmt.Printf("sub_int64 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(0); got != 0 {
+		fmt.Printf("sub_int64 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(0); got != 0 {
+		fmt.Printf("sub_int64 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(1); got != -1 {
+		fmt.Printf("sub_int64 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(1); got != 1 {
+		fmt.Printf("sub_int64 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(4294967296); got != -4294967296 {
+		fmt.Printf("sub_int64 0-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("sub_int64 4294967296-0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(9223372036854775806); got != -9223372036854775806 {
+		fmt.Printf("sub_int64 0-9223372036854775806 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("sub_int64 9223372036854775806-0 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int64_ssa(9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 0-9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_0_ssa(9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 9223372036854775807-0 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(-9223372036854775808); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 1--9223372036854775808 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(-9223372036854775808); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 -9223372036854775808-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(-9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 1--9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(-9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 -9223372036854775807-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(-4294967296); got != 4294967297 {
+		fmt.Printf("sub_int64 1--4294967296 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(-4294967296); got != -4294967297 {
+		fmt.Printf("sub_int64 -4294967296-1 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(-1); got != 2 {
+		fmt.Printf("sub_int64 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(-1); got != -2 {
+		fmt.Printf("sub_int64 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(0); got != 1 {
+		fmt.Printf("sub_int64 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(0); got != -1 {
+		fmt.Printf("sub_int64 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(1); got != 0 {
+		fmt.Printf("sub_int64 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(1); got != 0 {
+		fmt.Printf("sub_int64 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(4294967296); got != -4294967295 {
+		fmt.Printf("sub_int64 1-4294967296 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(4294967296); got != 4294967295 {
+		fmt.Printf("sub_int64 4294967296-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(9223372036854775806); got != -9223372036854775805 {
+		fmt.Printf("sub_int64 1-9223372036854775806 = %d, wanted -9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(9223372036854775806); got != 9223372036854775805 {
+		fmt.Printf("sub_int64 9223372036854775806-1 = %d, wanted 9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int64_ssa(9223372036854775807); got != -9223372036854775806 {
+		fmt.Printf("sub_int64 1-9223372036854775807 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_1_ssa(9223372036854775807); got != 9223372036854775806 {
+		fmt.Printf("sub_int64 9223372036854775807-1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(-9223372036854775808); got != -9223372032559808512 {
+		fmt.Printf("sub_int64 4294967296--9223372036854775808 = %d, wanted -9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(-9223372036854775808); got != 9223372032559808512 {
+		fmt.Printf("sub_int64 -9223372036854775808-4294967296 = %d, wanted 9223372032559808512\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(-9223372036854775807); got != -9223372032559808513 {
+		fmt.Printf("sub_int64 4294967296--9223372036854775807 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(-9223372036854775807); got != 9223372032559808513 {
+		fmt.Printf("sub_int64 -9223372036854775807-4294967296 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(-4294967296); got != 8589934592 {
+		fmt.Printf("sub_int64 4294967296--4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(-4294967296); got != -8589934592 {
+		fmt.Printf("sub_int64 -4294967296-4294967296 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(-1); got != 4294967297 {
+		fmt.Printf("sub_int64 4294967296--1 = %d, wanted 4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(-1); got != -4294967297 {
+		fmt.Printf("sub_int64 -1-4294967296 = %d, wanted -4294967297\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(0); got != 4294967296 {
+		fmt.Printf("sub_int64 4294967296-0 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(0); got != -4294967296 {
+		fmt.Printf("sub_int64 0-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(1); got != 4294967295 {
+		fmt.Printf("sub_int64 4294967296-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(1); got != -4294967295 {
+		fmt.Printf("sub_int64 1-4294967296 = %d, wanted -4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("sub_int64 4294967296-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("sub_int64 4294967296-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(9223372036854775806); got != -9223372032559808510 {
+		fmt.Printf("sub_int64 4294967296-9223372036854775806 = %d, wanted -9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(9223372036854775806); got != 9223372032559808510 {
+		fmt.Printf("sub_int64 9223372036854775806-4294967296 = %d, wanted 9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967296_int64_ssa(9223372036854775807); got != -9223372032559808511 {
+		fmt.Printf("sub_int64 4294967296-9223372036854775807 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_4294967296_ssa(9223372036854775807); got != 9223372032559808511 {
+		fmt.Printf("sub_int64 9223372036854775807-4294967296 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(-9223372036854775808); got != -2 {
+		fmt.Printf("sub_int64 9223372036854775806--9223372036854775808 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(-9223372036854775808); got != 2 {
+		fmt.Printf("sub_int64 -9223372036854775808-9223372036854775806 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(-9223372036854775807); got != -3 {
+		fmt.Printf("sub_int64 9223372036854775806--9223372036854775807 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(-9223372036854775807); got != 3 {
+		fmt.Printf("sub_int64 -9223372036854775807-9223372036854775806 = %d, wanted 3\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(-4294967296); got != -9223372032559808514 {
+		fmt.Printf("sub_int64 9223372036854775806--4294967296 = %d, wanted -9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(-4294967296); got != 9223372032559808514 {
+		fmt.Printf("sub_int64 -4294967296-9223372036854775806 = %d, wanted 9223372032559808514\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 9223372036854775806--1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(-1); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 -1-9223372036854775806 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(0); got != 9223372036854775806 {
+		fmt.Printf("sub_int64 9223372036854775806-0 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(0); got != -9223372036854775806 {
+		fmt.Printf("sub_int64 0-9223372036854775806 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(1); got != 9223372036854775805 {
+		fmt.Printf("sub_int64 9223372036854775806-1 = %d, wanted 9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(1); got != -9223372036854775805 {
+		fmt.Printf("sub_int64 1-9223372036854775806 = %d, wanted -9223372036854775805\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(4294967296); got != 9223372032559808510 {
+		fmt.Printf("sub_int64 9223372036854775806-4294967296 = %d, wanted 9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(4294967296); got != -9223372032559808510 {
+		fmt.Printf("sub_int64 4294967296-9223372036854775806 = %d, wanted -9223372032559808510\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("sub_int64 9223372036854775806-9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("sub_int64 9223372036854775806-9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775806_int64_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("sub_int64 9223372036854775806-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775806_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("sub_int64 9223372036854775807-9223372036854775806 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(-9223372036854775808); got != -1 {
+		fmt.Printf("sub_int64 9223372036854775807--9223372036854775808 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("sub_int64 -9223372036854775808-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(-9223372036854775807); got != -2 {
+		fmt.Printf("sub_int64 9223372036854775807--9223372036854775807 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(-9223372036854775807); got != 2 {
+		fmt.Printf("sub_int64 -9223372036854775807-9223372036854775807 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(-4294967296); got != -9223372032559808513 {
+		fmt.Printf("sub_int64 9223372036854775807--4294967296 = %d, wanted -9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(-4294967296); got != 9223372032559808513 {
+		fmt.Printf("sub_int64 -4294967296-9223372036854775807 = %d, wanted 9223372032559808513\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 9223372036854775807--1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("sub_int64 -1-9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(0); got != 9223372036854775807 {
+		fmt.Printf("sub_int64 9223372036854775807-0 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(0); got != -9223372036854775807 {
+		fmt.Printf("sub_int64 0-9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(1); got != 9223372036854775806 {
+		fmt.Printf("sub_int64 9223372036854775807-1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(1); got != -9223372036854775806 {
+		fmt.Printf("sub_int64 1-9223372036854775807 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(4294967296); got != 9223372032559808511 {
+		fmt.Printf("sub_int64 9223372036854775807-4294967296 = %d, wanted 9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(4294967296); got != -9223372032559808511 {
+		fmt.Printf("sub_int64 4294967296-9223372036854775807 = %d, wanted -9223372032559808511\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(9223372036854775806); got != 1 {
+		fmt.Printf("sub_int64 9223372036854775807-9223372036854775806 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(9223372036854775806); got != -1 {
+		fmt.Printf("sub_int64 9223372036854775806-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_9223372036854775807_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("sub_int64 9223372036854775807-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int64_9223372036854775807_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("sub_int64 9223372036854775807-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("div_int64 -9223372036854775808/-9223372036854775808 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("div_int64 -9223372036854775808/-9223372036854775808 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("div_int64 -9223372036854775808/-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 -9223372036854775807/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(-4294967296); got != 2147483648 {
+		fmt.Printf("div_int64 -9223372036854775808/-4294967296 = %d, wanted 2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 -4294967296/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("div_int64 -9223372036854775808/-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 -1/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("div_int64 -9223372036854775808/1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(1); got != 0 {
+		fmt.Printf("div_int64 1/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(4294967296); got != -2147483648 {
+		fmt.Printf("div_int64 -9223372036854775808/4294967296 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 4294967296/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(9223372036854775806); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775808/9223372036854775806 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 9223372036854775806/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775808_int64_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775808/9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775808_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 9223372036854775807/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 -9223372036854775807/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(-9223372036854775808); got != 1 {
+		fmt.Printf("div_int64 -9223372036854775808/-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("div_int64 -9223372036854775807/-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("div_int64 -9223372036854775807/-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(-4294967296); got != 2147483647 {
+		fmt.Printf("div_int64 -9223372036854775807/-4294967296 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 -4294967296/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("div_int64 -9223372036854775807/-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 -1/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(1); got != -9223372036854775807 {
+		fmt.Printf("div_int64 -9223372036854775807/1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(1); got != 0 {
+		fmt.Printf("div_int64 1/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(4294967296); got != -2147483647 {
+		fmt.Printf("div_int64 -9223372036854775807/4294967296 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 4294967296/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(9223372036854775806); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775807/9223372036854775806 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 9223372036854775806/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg9223372036854775807_int64_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775807/9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg9223372036854775807_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("div_int64 9223372036854775807/-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 -4294967296/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(-9223372036854775808); got != 2147483648 {
+		fmt.Printf("div_int64 -9223372036854775808/-4294967296 = %d, wanted 2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 -4294967296/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(-9223372036854775807); got != 2147483647 {
+		fmt.Printf("div_int64 -9223372036854775807/-4294967296 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(-4294967296); got != 1 {
+		fmt.Printf("div_int64 -4294967296/-4294967296 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(-4294967296); got != 1 {
+		fmt.Printf("div_int64 -4294967296/-4294967296 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(-1); got != 4294967296 {
+		fmt.Printf("div_int64 -4294967296/-1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 -1/-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(1); got != -4294967296 {
+		fmt.Printf("div_int64 -4294967296/1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(1); got != 0 {
+		fmt.Printf("div_int64 1/-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(4294967296); got != -1 {
+		fmt.Printf("div_int64 -4294967296/4294967296 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(4294967296); got != -1 {
+		fmt.Printf("div_int64 4294967296/-4294967296 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 -4294967296/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(9223372036854775806); got != -2147483647 {
+		fmt.Printf("div_int64 9223372036854775806/-4294967296 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_Neg4294967296_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 -4294967296/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg4294967296_ssa(9223372036854775807); got != -2147483647 {
+		fmt.Printf("div_int64 9223372036854775807/-4294967296 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 -1/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("div_int64 -9223372036854775808/-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 -1/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(-9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("div_int64 -9223372036854775807/-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 -1/-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(-4294967296); got != 4294967296 {
+		fmt.Printf("div_int64 -4294967296/-1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(-1); got != 1 {
+		fmt.Printf("div_int64 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("div_int64 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(1); got != -1 {
+		fmt.Printf("div_int64 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(1); got != -1 {
+		fmt.Printf("div_int64 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 -1/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(4294967296); got != -4294967296 {
+		fmt.Printf("div_int64 4294967296/-1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 -1/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(9223372036854775806); got != -9223372036854775806 {
+		fmt.Printf("div_int64 9223372036854775806/-1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 -1/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_Neg1_ssa(9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("div_int64 9223372036854775807/-1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 0/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 0/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 0/-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(1); got != 0 {
+		fmt.Printf("div_int64 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 0/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 0/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 0/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 1/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("div_int64 -9223372036854775808/1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 1/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(-9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("div_int64 -9223372036854775807/1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 1/-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("div_int64 -4294967296/1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(-1); got != -1 {
+		fmt.Printf("div_int64 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(-1); got != -1 {
+		fmt.Printf("div_int64 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(1); got != 1 {
+		fmt.Printf("div_int64 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(1); got != 1 {
+		fmt.Printf("div_int64 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 1/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("div_int64 4294967296/1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 1/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("div_int64 9223372036854775806/1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := div_1_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 1/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_1_ssa(9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("div_int64 9223372036854775807/1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 4294967296/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(-9223372036854775808); got != -2147483648 {
+		fmt.Printf("div_int64 -9223372036854775808/4294967296 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 4294967296/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(-9223372036854775807); got != -2147483647 {
+		fmt.Printf("div_int64 -9223372036854775807/4294967296 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(-4294967296); got != -1 {
+		fmt.Printf("div_int64 4294967296/-4294967296 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(-4294967296); got != -1 {
+		fmt.Printf("div_int64 -4294967296/4294967296 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(-1); got != -4294967296 {
+		fmt.Printf("div_int64 4294967296/-1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 -1/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(1); got != 4294967296 {
+		fmt.Printf("div_int64 4294967296/1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(1); got != 0 {
+		fmt.Printf("div_int64 1/4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(4294967296); got != 1 {
+		fmt.Printf("div_int64 4294967296/4294967296 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(4294967296); got != 1 {
+		fmt.Printf("div_int64 4294967296/4294967296 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 4294967296/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(9223372036854775806); got != 2147483647 {
+		fmt.Printf("div_int64 9223372036854775806/4294967296 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_4294967296_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 4294967296/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_4294967296_ssa(9223372036854775807); got != 2147483647 {
+		fmt.Printf("div_int64 9223372036854775807/4294967296 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 9223372036854775806/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(-9223372036854775808); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775808/9223372036854775806 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 9223372036854775806/-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775807/9223372036854775806 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(-4294967296); got != -2147483647 {
+		fmt.Printf("div_int64 9223372036854775806/-4294967296 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 -4294967296/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(-1); got != -9223372036854775806 {
+		fmt.Printf("div_int64 9223372036854775806/-1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 -1/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(1); got != 9223372036854775806 {
+		fmt.Printf("div_int64 9223372036854775806/1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(1); got != 0 {
+		fmt.Printf("div_int64 1/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(4294967296); got != 2147483647 {
+		fmt.Printf("div_int64 9223372036854775806/4294967296 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 4294967296/9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(9223372036854775806); got != 1 {
+		fmt.Printf("div_int64 9223372036854775806/9223372036854775806 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(9223372036854775806); got != 1 {
+		fmt.Printf("div_int64 9223372036854775806/9223372036854775806 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775806_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("div_int64 9223372036854775806/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775806_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("div_int64 9223372036854775807/9223372036854775806 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("div_int64 9223372036854775807/-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(-9223372036854775808); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775808/9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("div_int64 9223372036854775807/-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("div_int64 -9223372036854775807/9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(-4294967296); got != -2147483647 {
+		fmt.Printf("div_int64 9223372036854775807/-4294967296 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(-4294967296); got != 0 {
+		fmt.Printf("div_int64 -4294967296/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(-1); got != -9223372036854775807 {
+		fmt.Printf("div_int64 9223372036854775807/-1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(-1); got != 0 {
+		fmt.Printf("div_int64 -1/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(0); got != 0 {
+		fmt.Printf("div_int64 0/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("div_int64 9223372036854775807/1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(1); got != 0 {
+		fmt.Printf("div_int64 1/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(4294967296); got != 2147483647 {
+		fmt.Printf("div_int64 9223372036854775807/4294967296 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(4294967296); got != 0 {
+		fmt.Printf("div_int64 4294967296/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(9223372036854775806); got != 1 {
+		fmt.Printf("div_int64 9223372036854775807/9223372036854775806 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("div_int64 9223372036854775806/9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_9223372036854775807_int64_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("div_int64 9223372036854775807/9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int64_9223372036854775807_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("div_int64 9223372036854775807/9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(-9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*-9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(-9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775807*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(-1); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -1*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(1); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 1*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 4294967296*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("mul_int64 9223372036854775806*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775808_int64_ssa(9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775808_ssa(9223372036854775807); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 9223372036854775807*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775807*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*-9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("mul_int64 -9223372036854775807*-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(-9223372036854775807); got != 1 {
+		fmt.Printf("mul_int64 -9223372036854775807*-9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 -9223372036854775807*-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 -4294967296*-9223372036854775807 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 -9223372036854775807*-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(-1); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 -1*-9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775807*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(1); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 -9223372036854775807*1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(1); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 1*-9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 -9223372036854775807*4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 4294967296*-9223372036854775807 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 -9223372036854775807*9223372036854775806 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*-9223372036854775807 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg9223372036854775807_int64_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("mul_int64 -9223372036854775807*9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg9223372036854775807_ssa(9223372036854775807); got != -1 {
+		fmt.Printf("mul_int64 9223372036854775807*-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(-9223372036854775807); got != -4294967296 {
+		fmt.Printf("mul_int64 -4294967296*-9223372036854775807 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(-9223372036854775807); got != -4294967296 {
+		fmt.Printf("mul_int64 -9223372036854775807*-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(-1); got != 4294967296 {
+		fmt.Printf("mul_int64 -4294967296*-1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(-1); got != 4294967296 {
+		fmt.Printf("mul_int64 -1*-4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(1); got != -4294967296 {
+		fmt.Printf("mul_int64 -4294967296*1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(1); got != -4294967296 {
+		fmt.Printf("mul_int64 1*-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 4294967296*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(9223372036854775806); got != 8589934592 {
+		fmt.Printf("mul_int64 -4294967296*9223372036854775806 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(9223372036854775806); got != 8589934592 {
+		fmt.Printf("mul_int64 9223372036854775806*-4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg4294967296_int64_ssa(9223372036854775807); got != 4294967296 {
+		fmt.Printf("mul_int64 -4294967296*9223372036854775807 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg4294967296_ssa(9223372036854775807); got != 4294967296 {
+		fmt.Printf("mul_int64 9223372036854775807*-4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -1*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*-1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(-9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 -1*-9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(-9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 -9223372036854775807*-1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(-4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 -1*-4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(-4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 -4294967296*-1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(-1); got != 1 {
+		fmt.Printf("mul_int64 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("mul_int64 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(1); got != -1 {
+		fmt.Printf("mul_int64 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(1); got != -1 {
+		fmt.Printf("mul_int64 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 -1*4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 4294967296*-1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(9223372036854775806); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 -1*9223372036854775806 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(9223372036854775806); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*-1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int64_ssa(9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 -1*9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_Neg1_ssa(9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 9223372036854775807*-1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 0*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("mul_int64 0*-9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(-9223372036854775807); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775807*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 0*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(-1); got != 0 {
+		fmt.Printf("mul_int64 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(-1); got != 0 {
+		fmt.Printf("mul_int64 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(1); got != 0 {
+		fmt.Printf("mul_int64 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(1); got != 0 {
+		fmt.Printf("mul_int64 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 0*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 4294967296*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("mul_int64 0*9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(9223372036854775806); got != 0 {
+		fmt.Printf("mul_int64 9223372036854775806*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int64_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("mul_int64 0*9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_0_ssa(9223372036854775807); got != 0 {
+		fmt.Printf("mul_int64 9223372036854775807*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 1*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*1 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(-9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 1*-9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(-9223372036854775807); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 -9223372036854775807*1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 1*-4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(-4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 -4294967296*1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(-1); got != -1 {
+		fmt.Printf("mul_int64 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(-1); got != -1 {
+		fmt.Printf("mul_int64 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(1); got != 1 {
+		fmt.Printf("mul_int64 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(1); got != 1 {
+		fmt.Printf("mul_int64 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 1*4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 4294967296*1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 1*9223372036854775806 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(9223372036854775806); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int64_ssa(9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 1*9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_1_ssa(9223372036854775807); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 9223372036854775807*1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 4294967296*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(-9223372036854775807); got != 4294967296 {
+		fmt.Printf("mul_int64 4294967296*-9223372036854775807 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(-9223372036854775807); got != 4294967296 {
+		fmt.Printf("mul_int64 -9223372036854775807*4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 4294967296*-4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(-4294967296); got != 0 {
+		fmt.Printf("mul_int64 -4294967296*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(-1); got != -4294967296 {
+		fmt.Printf("mul_int64 4294967296*-1 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(-1); got != -4294967296 {
+		fmt.Printf("mul_int64 -1*4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 4294967296*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(1); got != 4294967296 {
+		fmt.Printf("mul_int64 4294967296*1 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(1); got != 4294967296 {
+		fmt.Printf("mul_int64 1*4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 4294967296*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(4294967296); got != 0 {
+		fmt.Printf("mul_int64 4294967296*4294967296 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(9223372036854775806); got != -8589934592 {
+		fmt.Printf("mul_int64 4294967296*9223372036854775806 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(9223372036854775806); got != -8589934592 {
+		fmt.Printf("mul_int64 9223372036854775806*4294967296 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967296_int64_ssa(9223372036854775807); got != -4294967296 {
+		fmt.Printf("mul_int64 4294967296*9223372036854775807 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_4294967296_ssa(9223372036854775807); got != -4294967296 {
+		fmt.Printf("mul_int64 9223372036854775807*4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 9223372036854775806*-9223372036854775808 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(-9223372036854775808); got != 0 {
+		fmt.Printf("mul_int64 -9223372036854775808*9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(-9223372036854775807); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*-9223372036854775807 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(-9223372036854775807); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 -9223372036854775807*9223372036854775806 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(-4294967296); got != 8589934592 {
+		fmt.Printf("mul_int64 9223372036854775806*-4294967296 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(-4294967296); got != 8589934592 {
+		fmt.Printf("mul_int64 -4294967296*9223372036854775806 = %d, wanted 8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(-1); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*-1 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(-1); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 -1*9223372036854775806 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 9223372036854775806*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*9223372036854775806 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(1); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*1 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(1); got != 9223372036854775806 {
+		fmt.Printf("mul_int64 1*9223372036854775806 = %d, wanted 9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(4294967296); got != -8589934592 {
+		fmt.Printf("mul_int64 9223372036854775806*4294967296 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(4294967296); got != -8589934592 {
+		fmt.Printf("mul_int64 4294967296*9223372036854775806 = %d, wanted -8589934592\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(9223372036854775806); got != 4 {
+		fmt.Printf("mul_int64 9223372036854775806*9223372036854775806 = %d, wanted 4\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(9223372036854775806); got != 4 {
+		fmt.Printf("mul_int64 9223372036854775806*9223372036854775806 = %d, wanted 4\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775806_int64_ssa(9223372036854775807); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*9223372036854775807 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775806_ssa(9223372036854775807); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775807*9223372036854775806 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 9223372036854775807*-9223372036854775808 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(-9223372036854775808); got != -9223372036854775808 {
+		fmt.Printf("mul_int64 -9223372036854775808*9223372036854775807 = %d, wanted -9223372036854775808\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("mul_int64 9223372036854775807*-9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(-9223372036854775807); got != -1 {
+		fmt.Printf("mul_int64 -9223372036854775807*9223372036854775807 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(-4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 9223372036854775807*-4294967296 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(-4294967296); got != 4294967296 {
+		fmt.Printf("mul_int64 -4294967296*9223372036854775807 = %d, wanted 4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(-1); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 9223372036854775807*-1 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(-1); got != -9223372036854775807 {
+		fmt.Printf("mul_int64 -1*9223372036854775807 = %d, wanted -9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 9223372036854775807*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(0); got != 0 {
+		fmt.Printf("mul_int64 0*9223372036854775807 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 9223372036854775807*1 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(1); got != 9223372036854775807 {
+		fmt.Printf("mul_int64 1*9223372036854775807 = %d, wanted 9223372036854775807\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 9223372036854775807*4294967296 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(4294967296); got != -4294967296 {
+		fmt.Printf("mul_int64 4294967296*9223372036854775807 = %d, wanted -4294967296\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(9223372036854775806); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775807*9223372036854775806 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(9223372036854775806); got != -9223372036854775806 {
+		fmt.Printf("mul_int64 9223372036854775806*9223372036854775807 = %d, wanted -9223372036854775806\n", got)
+		failed = true
+	}
+
+	if got := mul_9223372036854775807_int64_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("mul_int64 9223372036854775807*9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int64_9223372036854775807_ssa(9223372036854775807); got != 1 {
+		fmt.Printf("mul_int64 9223372036854775807*9223372036854775807 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint32_ssa(0); got != 0 {
+		fmt.Printf("add_uint32 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_0_ssa(0); got != 0 {
+		fmt.Printf("add_uint32 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint32_ssa(1); got != 1 {
+		fmt.Printf("add_uint32 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_0_ssa(1); got != 1 {
+		fmt.Printf("add_uint32 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint32_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("add_uint32 0+4294967295 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_0_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("add_uint32 4294967295+0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint32_ssa(0); got != 1 {
+		fmt.Printf("add_uint32 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_1_ssa(0); got != 1 {
+		fmt.Printf("add_uint32 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint32_ssa(1); got != 2 {
+		fmt.Printf("add_uint32 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_1_ssa(1); got != 2 {
+		fmt.Printf("add_uint32 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("add_uint32 1+4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_1_ssa(4294967295); got != 0 {
+		fmt.Printf("add_uint32 4294967295+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_4294967295_uint32_ssa(0); got != 4294967295 {
+		fmt.Printf("add_uint32 4294967295+0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_4294967295_ssa(0); got != 4294967295 {
+		fmt.Printf("add_uint32 0+4294967295 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := add_4294967295_uint32_ssa(1); got != 0 {
+		fmt.Printf("add_uint32 4294967295+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_4294967295_ssa(1); got != 0 {
+		fmt.Printf("add_uint32 1+4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_4294967295_uint32_ssa(4294967295); got != 4294967294 {
+		fmt.Printf("add_uint32 4294967295+4294967295 = %d, wanted 4294967294\n", got)
+		failed = true
+	}
+
+	if got := add_uint32_4294967295_ssa(4294967295); got != 4294967294 {
+		fmt.Printf("add_uint32 4294967295+4294967295 = %d, wanted 4294967294\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint32_ssa(0); got != 0 {
+		fmt.Printf("sub_uint32 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_0_ssa(0); got != 0 {
+		fmt.Printf("sub_uint32 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint32_ssa(1); got != 4294967295 {
+		fmt.Printf("sub_uint32 0-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_0_ssa(1); got != 1 {
+		fmt.Printf("sub_uint32 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint32_ssa(4294967295); got != 1 {
+		fmt.Printf("sub_uint32 0-4294967295 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_0_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("sub_uint32 4294967295-0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint32_ssa(0); got != 1 {
+		fmt.Printf("sub_uint32 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_1_ssa(0); got != 4294967295 {
+		fmt.Printf("sub_uint32 0-1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint32_ssa(1); got != 0 {
+		fmt.Printf("sub_uint32 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_1_ssa(1); got != 0 {
+		fmt.Printf("sub_uint32 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint32_ssa(4294967295); got != 2 {
+		fmt.Printf("sub_uint32 1-4294967295 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_1_ssa(4294967295); got != 4294967294 {
+		fmt.Printf("sub_uint32 4294967295-1 = %d, wanted 4294967294\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967295_uint32_ssa(0); got != 4294967295 {
+		fmt.Printf("sub_uint32 4294967295-0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_4294967295_ssa(0); got != 1 {
+		fmt.Printf("sub_uint32 0-4294967295 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967295_uint32_ssa(1); got != 4294967294 {
+		fmt.Printf("sub_uint32 4294967295-1 = %d, wanted 4294967294\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_4294967295_ssa(1); got != 2 {
+		fmt.Printf("sub_uint32 1-4294967295 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_4294967295_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("sub_uint32 4294967295-4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint32_4294967295_ssa(4294967295); got != 0 {
+		fmt.Printf("sub_uint32 4294967295-4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint32_ssa(1); got != 0 {
+		fmt.Printf("div_uint32 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("div_uint32 0/4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint32_1_ssa(0); got != 0 {
+		fmt.Printf("div_uint32 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint32_ssa(1); got != 1 {
+		fmt.Printf("div_uint32 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint32_1_ssa(1); got != 1 {
+		fmt.Printf("div_uint32 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("div_uint32 1/4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint32_1_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("div_uint32 4294967295/1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := div_uint32_4294967295_ssa(0); got != 0 {
+		fmt.Printf("div_uint32 0/4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_4294967295_uint32_ssa(1); got != 4294967295 {
+		fmt.Printf("div_uint32 4294967295/1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := div_uint32_4294967295_ssa(1); got != 0 {
+		fmt.Printf("div_uint32 1/4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_4294967295_uint32_ssa(4294967295); got != 1 {
+		fmt.Printf("div_uint32 4294967295/4294967295 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint32_4294967295_ssa(4294967295); got != 1 {
+		fmt.Printf("div_uint32 4294967295/4294967295 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint32_ssa(0); got != 0 {
+		fmt.Printf("mul_uint32 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_0_ssa(0); got != 0 {
+		fmt.Printf("mul_uint32 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint32_ssa(1); got != 0 {
+		fmt.Printf("mul_uint32 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_0_ssa(1); got != 0 {
+		fmt.Printf("mul_uint32 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("mul_uint32 0*4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_0_ssa(4294967295); got != 0 {
+		fmt.Printf("mul_uint32 4294967295*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint32_ssa(0); got != 0 {
+		fmt.Printf("mul_uint32 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_1_ssa(0); got != 0 {
+		fmt.Printf("mul_uint32 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint32_ssa(1); got != 1 {
+		fmt.Printf("mul_uint32 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_1_ssa(1); got != 1 {
+		fmt.Printf("mul_uint32 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint32_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("mul_uint32 1*4294967295 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_1_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("mul_uint32 4294967295*1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967295_uint32_ssa(0); got != 0 {
+		fmt.Printf("mul_uint32 4294967295*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_4294967295_ssa(0); got != 0 {
+		fmt.Printf("mul_uint32 0*4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967295_uint32_ssa(1); got != 4294967295 {
+		fmt.Printf("mul_uint32 4294967295*1 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_4294967295_ssa(1); got != 4294967295 {
+		fmt.Printf("mul_uint32 1*4294967295 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := mul_4294967295_uint32_ssa(4294967295); got != 1 {
+		fmt.Printf("mul_uint32 4294967295*4294967295 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint32_4294967295_ssa(4294967295); got != 1 {
+		fmt.Printf("mul_uint32 4294967295*4294967295 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint32_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint32 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_0_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint32 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint32_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint32 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_0_ssa(1); got != 1 {
+		fmt.Printf("lsh_uint32 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("lsh_uint32 0<<4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_0_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("lsh_uint32 4294967295<<0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint32_ssa(0); got != 1 {
+		fmt.Printf("lsh_uint32 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_1_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint32 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint32_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint32 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_1_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint32 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("lsh_uint32 1<<4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_1_ssa(4294967295); got != 4294967294 {
+		fmt.Printf("lsh_uint32 4294967295<<1 = %d, wanted 4294967294\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967295_uint32_ssa(0); got != 4294967295 {
+		fmt.Printf("lsh_uint32 4294967295<<0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_4294967295_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint32 0<<4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967295_uint32_ssa(1); got != 4294967294 {
+		fmt.Printf("lsh_uint32 4294967295<<1 = %d, wanted 4294967294\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_4294967295_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint32 1<<4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_4294967295_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("lsh_uint32 4294967295<<4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint32_4294967295_ssa(4294967295); got != 0 {
+		fmt.Printf("lsh_uint32 4294967295<<4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint32_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint32 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_0_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint32 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint32_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint32 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_0_ssa(1); got != 1 {
+		fmt.Printf("rsh_uint32 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("rsh_uint32 0>>4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_0_ssa(4294967295); got != 4294967295 {
+		fmt.Printf("rsh_uint32 4294967295>>0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint32_ssa(0); got != 1 {
+		fmt.Printf("rsh_uint32 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_1_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint32 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint32_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint32 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_1_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint32 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("rsh_uint32 1>>4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_1_ssa(4294967295); got != 2147483647 {
+		fmt.Printf("rsh_uint32 4294967295>>1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967295_uint32_ssa(0); got != 4294967295 {
+		fmt.Printf("rsh_uint32 4294967295>>0 = %d, wanted 4294967295\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_4294967295_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint32 0>>4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967295_uint32_ssa(1); got != 2147483647 {
+		fmt.Printf("rsh_uint32 4294967295>>1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_4294967295_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint32 1>>4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_4294967295_uint32_ssa(4294967295); got != 0 {
+		fmt.Printf("rsh_uint32 4294967295>>4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint32_4294967295_ssa(4294967295); got != 0 {
+		fmt.Printf("rsh_uint32 4294967295>>4294967295 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483648_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("add_int32 -2147483648+-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483648_ssa(-2147483648); got != 0 {
+		fmt.Printf("add_int32 -2147483648+-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483648_int32_ssa(-2147483647); got != 1 {
+		fmt.Printf("add_int32 -2147483648+-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483648_ssa(-2147483647); got != 1 {
+		fmt.Printf("add_int32 -2147483647+-2147483648 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483648_int32_ssa(-1); got != 2147483647 {
+		fmt.Printf("add_int32 -2147483648+-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483648_ssa(-1); got != 2147483647 {
+		fmt.Printf("add_int32 -1+-2147483648 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483648_int32_ssa(0); got != -2147483648 {
+		fmt.Printf("add_int32 -2147483648+0 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483648_ssa(0); got != -2147483648 {
+		fmt.Printf("add_int32 0+-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483648_int32_ssa(1); got != -2147483647 {
+		fmt.Printf("add_int32 -2147483648+1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483648_ssa(1); got != -2147483647 {
+		fmt.Printf("add_int32 1+-2147483648 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483648_int32_ssa(2147483647); got != -1 {
+		fmt.Printf("add_int32 -2147483648+2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483648_ssa(2147483647); got != -1 {
+		fmt.Printf("add_int32 2147483647+-2147483648 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483647_int32_ssa(-2147483648); got != 1 {
+		fmt.Printf("add_int32 -2147483647+-2147483648 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483647_ssa(-2147483648); got != 1 {
+		fmt.Printf("add_int32 -2147483648+-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483647_int32_ssa(-2147483647); got != 2 {
+		fmt.Printf("add_int32 -2147483647+-2147483647 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483647_ssa(-2147483647); got != 2 {
+		fmt.Printf("add_int32 -2147483647+-2147483647 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483647_int32_ssa(-1); got != -2147483648 {
+		fmt.Printf("add_int32 -2147483647+-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483647_ssa(-1); got != -2147483648 {
+		fmt.Printf("add_int32 -1+-2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483647_int32_ssa(0); got != -2147483647 {
+		fmt.Printf("add_int32 -2147483647+0 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483647_ssa(0); got != -2147483647 {
+		fmt.Printf("add_int32 0+-2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483647_int32_ssa(1); got != -2147483646 {
+		fmt.Printf("add_int32 -2147483647+1 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483647_ssa(1); got != -2147483646 {
+		fmt.Printf("add_int32 1+-2147483647 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_Neg2147483647_int32_ssa(2147483647); got != 0 {
+		fmt.Printf("add_int32 -2147483647+2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg2147483647_ssa(2147483647); got != 0 {
+		fmt.Printf("add_int32 2147483647+-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int32_ssa(-2147483648); got != 2147483647 {
+		fmt.Printf("add_int32 -1+-2147483648 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg1_ssa(-2147483648); got != 2147483647 {
+		fmt.Printf("add_int32 -2147483648+-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int32_ssa(-2147483647); got != -2147483648 {
+		fmt.Printf("add_int32 -1+-2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg1_ssa(-2147483647); got != -2147483648 {
+		fmt.Printf("add_int32 -2147483647+-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int32_ssa(-1); got != -2 {
+		fmt.Printf("add_int32 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg1_ssa(-1); got != -2 {
+		fmt.Printf("add_int32 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int32_ssa(0); got != -1 {
+		fmt.Printf("add_int32 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg1_ssa(0); got != -1 {
+		fmt.Printf("add_int32 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int32_ssa(1); got != 0 {
+		fmt.Printf("add_int32 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg1_ssa(1); got != 0 {
+		fmt.Printf("add_int32 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int32_ssa(2147483647); got != 2147483646 {
+		fmt.Printf("add_int32 -1+2147483647 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_int32_Neg1_ssa(2147483647); got != 2147483646 {
+		fmt.Printf("add_int32 2147483647+-1 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_0_int32_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("add_int32 0+-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_int32_0_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("add_int32 -2147483648+0 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_0_int32_ssa(-2147483647); got != -2147483647 {
+		fmt.Printf("add_int32 0+-2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_0_ssa(-2147483647); got != -2147483647 {
+		fmt.Printf("add_int32 -2147483647+0 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_0_int32_ssa(-1); got != -1 {
+		fmt.Printf("add_int32 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_0_ssa(-1); got != -1 {
+		fmt.Printf("add_int32 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int32_ssa(0); got != 0 {
+		fmt.Printf("add_int32 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int32_0_ssa(0); got != 0 {
+		fmt.Printf("add_int32 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_int32_ssa(1); got != 1 {
+		fmt.Printf("add_int32 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_0_ssa(1); got != 1 {
+		fmt.Printf("add_int32 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int32_ssa(2147483647); got != 2147483647 {
+		fmt.Printf("add_int32 0+2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_0_ssa(2147483647); got != 2147483647 {
+		fmt.Printf("add_int32 2147483647+0 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_1_int32_ssa(-2147483648); got != -2147483647 {
+		fmt.Printf("add_int32 1+-2147483648 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_1_ssa(-2147483648); got != -2147483647 {
+		fmt.Printf("add_int32 -2147483648+1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_1_int32_ssa(-2147483647); got != -2147483646 {
+		fmt.Printf("add_int32 1+-2147483647 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_int32_1_ssa(-2147483647); got != -2147483646 {
+		fmt.Printf("add_int32 -2147483647+1 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_1_int32_ssa(-1); got != 0 {
+		fmt.Printf("add_int32 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int32_1_ssa(-1); got != 0 {
+		fmt.Printf("add_int32 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_1_int32_ssa(0); got != 1 {
+		fmt.Printf("add_int32 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_1_ssa(0); got != 1 {
+		fmt.Printf("add_int32 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_int32_ssa(1); got != 2 {
+		fmt.Printf("add_int32 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int32_1_ssa(1); got != 2 {
+		fmt.Printf("add_int32 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_int32_ssa(2147483647); got != -2147483648 {
+		fmt.Printf("add_int32 1+2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_int32_1_ssa(2147483647); got != -2147483648 {
+		fmt.Printf("add_int32 2147483647+1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_2147483647_int32_ssa(-2147483648); got != -1 {
+		fmt.Printf("add_int32 2147483647+-2147483648 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int32_2147483647_ssa(-2147483648); got != -1 {
+		fmt.Printf("add_int32 -2147483648+2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_2147483647_int32_ssa(-2147483647); got != 0 {
+		fmt.Printf("add_int32 2147483647+-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int32_2147483647_ssa(-2147483647); got != 0 {
+		fmt.Printf("add_int32 -2147483647+2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_2147483647_int32_ssa(-1); got != 2147483646 {
+		fmt.Printf("add_int32 2147483647+-1 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_int32_2147483647_ssa(-1); got != 2147483646 {
+		fmt.Printf("add_int32 -1+2147483647 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := add_2147483647_int32_ssa(0); got != 2147483647 {
+		fmt.Printf("add_int32 2147483647+0 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_int32_2147483647_ssa(0); got != 2147483647 {
+		fmt.Printf("add_int32 0+2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := add_2147483647_int32_ssa(1); got != -2147483648 {
+		fmt.Printf("add_int32 2147483647+1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_int32_2147483647_ssa(1); got != -2147483648 {
+		fmt.Printf("add_int32 1+2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := add_2147483647_int32_ssa(2147483647); got != -2 {
+		fmt.Printf("add_int32 2147483647+2147483647 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int32_2147483647_ssa(2147483647); got != -2 {
+		fmt.Printf("add_int32 2147483647+2147483647 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483648_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("sub_int32 -2147483648--2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483648_ssa(-2147483648); got != 0 {
+		fmt.Printf("sub_int32 -2147483648--2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483648_int32_ssa(-2147483647); got != -1 {
+		fmt.Printf("sub_int32 -2147483648--2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483648_ssa(-2147483647); got != 1 {
+		fmt.Printf("sub_int32 -2147483647--2147483648 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483648_int32_ssa(-1); got != -2147483647 {
+		fmt.Printf("sub_int32 -2147483648--1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483648_ssa(-1); got != 2147483647 {
+		fmt.Printf("sub_int32 -1--2147483648 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483648_int32_ssa(0); got != -2147483648 {
+		fmt.Printf("sub_int32 -2147483648-0 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483648_ssa(0); got != -2147483648 {
+		fmt.Printf("sub_int32 0--2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483648_int32_ssa(1); got != 2147483647 {
+		fmt.Printf("sub_int32 -2147483648-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483648_ssa(1); got != -2147483647 {
+		fmt.Printf("sub_int32 1--2147483648 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483648_int32_ssa(2147483647); got != 1 {
+		fmt.Printf("sub_int32 -2147483648-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483648_ssa(2147483647); got != -1 {
+		fmt.Printf("sub_int32 2147483647--2147483648 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483647_int32_ssa(-2147483648); got != 1 {
+		fmt.Printf("sub_int32 -2147483647--2147483648 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483647_ssa(-2147483648); got != -1 {
+		fmt.Printf("sub_int32 -2147483648--2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483647_int32_ssa(-2147483647); got != 0 {
+		fmt.Printf("sub_int32 -2147483647--2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483647_ssa(-2147483647); got != 0 {
+		fmt.Printf("sub_int32 -2147483647--2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483647_int32_ssa(-1); got != -2147483646 {
+		fmt.Printf("sub_int32 -2147483647--1 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483647_ssa(-1); got != 2147483646 {
+		fmt.Printf("sub_int32 -1--2147483647 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483647_int32_ssa(0); got != -2147483647 {
+		fmt.Printf("sub_int32 -2147483647-0 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483647_ssa(0); got != 2147483647 {
+		fmt.Printf("sub_int32 0--2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483647_int32_ssa(1); got != -2147483648 {
+		fmt.Printf("sub_int32 -2147483647-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483647_ssa(1); got != -2147483648 {
+		fmt.Printf("sub_int32 1--2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg2147483647_int32_ssa(2147483647); got != 2 {
+		fmt.Printf("sub_int32 -2147483647-2147483647 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg2147483647_ssa(2147483647); got != -2 {
+		fmt.Printf("sub_int32 2147483647--2147483647 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int32_ssa(-2147483648); got != 2147483647 {
+		fmt.Printf("sub_int32 -1--2147483648 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg1_ssa(-2147483648); got != -2147483647 {
+		fmt.Printf("sub_int32 -2147483648--1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int32_ssa(-2147483647); got != 2147483646 {
+		fmt.Printf("sub_int32 -1--2147483647 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg1_ssa(-2147483647); got != -2147483646 {
+		fmt.Printf("sub_int32 -2147483647--1 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int32_ssa(-1); got != 0 {
+		fmt.Printf("sub_int32 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg1_ssa(-1); got != 0 {
+		fmt.Printf("sub_int32 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int32_ssa(0); got != -1 {
+		fmt.Printf("sub_int32 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg1_ssa(0); got != 1 {
+		fmt.Printf("sub_int32 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int32_ssa(1); got != -2 {
+		fmt.Printf("sub_int32 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg1_ssa(1); got != 2 {
+		fmt.Printf("sub_int32 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int32_ssa(2147483647); got != -2147483648 {
+		fmt.Printf("sub_int32 -1-2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_Neg1_ssa(2147483647); got != -2147483648 {
+		fmt.Printf("sub_int32 2147483647--1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int32_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("sub_int32 0--2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_0_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("sub_int32 -2147483648-0 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int32_ssa(-2147483647); got != 2147483647 {
+		fmt.Printf("sub_int32 0--2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_0_ssa(-2147483647); got != -2147483647 {
+		fmt.Printf("sub_int32 -2147483647-0 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int32_ssa(-1); got != 1 {
+		fmt.Printf("sub_int32 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_0_ssa(-1); got != -1 {
+		fmt.Printf("sub_int32 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int32_ssa(0); got != 0 {
+		fmt.Printf("sub_int32 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_0_ssa(0); got != 0 {
+		fmt.Printf("sub_int32 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int32_ssa(1); got != -1 {
+		fmt.Printf("sub_int32 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_0_ssa(1); got != 1 {
+		fmt.Printf("sub_int32 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int32_ssa(2147483647); got != -2147483647 {
+		fmt.Printf("sub_int32 0-2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_0_ssa(2147483647); got != 2147483647 {
+		fmt.Printf("sub_int32 2147483647-0 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int32_ssa(-2147483648); got != -2147483647 {
+		fmt.Printf("sub_int32 1--2147483648 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_1_ssa(-2147483648); got != 2147483647 {
+		fmt.Printf("sub_int32 -2147483648-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int32_ssa(-2147483647); got != -2147483648 {
+		fmt.Printf("sub_int32 1--2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_1_ssa(-2147483647); got != -2147483648 {
+		fmt.Printf("sub_int32 -2147483647-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int32_ssa(-1); got != 2 {
+		fmt.Printf("sub_int32 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_1_ssa(-1); got != -2 {
+		fmt.Printf("sub_int32 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int32_ssa(0); got != 1 {
+		fmt.Printf("sub_int32 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_1_ssa(0); got != -1 {
+		fmt.Printf("sub_int32 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int32_ssa(1); got != 0 {
+		fmt.Printf("sub_int32 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_1_ssa(1); got != 0 {
+		fmt.Printf("sub_int32 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int32_ssa(2147483647); got != -2147483646 {
+		fmt.Printf("sub_int32 1-2147483647 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_1_ssa(2147483647); got != 2147483646 {
+		fmt.Printf("sub_int32 2147483647-1 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_2147483647_int32_ssa(-2147483648); got != -1 {
+		fmt.Printf("sub_int32 2147483647--2147483648 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_2147483647_ssa(-2147483648); got != 1 {
+		fmt.Printf("sub_int32 -2147483648-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_2147483647_int32_ssa(-2147483647); got != -2 {
+		fmt.Printf("sub_int32 2147483647--2147483647 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_2147483647_ssa(-2147483647); got != 2 {
+		fmt.Printf("sub_int32 -2147483647-2147483647 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_2147483647_int32_ssa(-1); got != -2147483648 {
+		fmt.Printf("sub_int32 2147483647--1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_2147483647_ssa(-1); got != -2147483648 {
+		fmt.Printf("sub_int32 -1-2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := sub_2147483647_int32_ssa(0); got != 2147483647 {
+		fmt.Printf("sub_int32 2147483647-0 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_2147483647_ssa(0); got != -2147483647 {
+		fmt.Printf("sub_int32 0-2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := sub_2147483647_int32_ssa(1); got != 2147483646 {
+		fmt.Printf("sub_int32 2147483647-1 = %d, wanted 2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_2147483647_ssa(1); got != -2147483646 {
+		fmt.Printf("sub_int32 1-2147483647 = %d, wanted -2147483646\n", got)
+		failed = true
+	}
+
+	if got := sub_2147483647_int32_ssa(2147483647); got != 0 {
+		fmt.Printf("sub_int32 2147483647-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int32_2147483647_ssa(2147483647); got != 0 {
+		fmt.Printf("sub_int32 2147483647-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483648_int32_ssa(-2147483648); got != 1 {
+		fmt.Printf("div_int32 -2147483648/-2147483648 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483648_ssa(-2147483648); got != 1 {
+		fmt.Printf("div_int32 -2147483648/-2147483648 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483648_int32_ssa(-2147483647); got != 1 {
+		fmt.Printf("div_int32 -2147483648/-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483648_ssa(-2147483647); got != 0 {
+		fmt.Printf("div_int32 -2147483647/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483648_int32_ssa(-1); got != -2147483648 {
+		fmt.Printf("div_int32 -2147483648/-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483648_ssa(-1); got != 0 {
+		fmt.Printf("div_int32 -1/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483648_ssa(0); got != 0 {
+		fmt.Printf("div_int32 0/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483648_int32_ssa(1); got != -2147483648 {
+		fmt.Printf("div_int32 -2147483648/1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483648_ssa(1); got != 0 {
+		fmt.Printf("div_int32 1/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483648_int32_ssa(2147483647); got != -1 {
+		fmt.Printf("div_int32 -2147483648/2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483648_ssa(2147483647); got != 0 {
+		fmt.Printf("div_int32 2147483647/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483647_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("div_int32 -2147483647/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483647_ssa(-2147483648); got != 1 {
+		fmt.Printf("div_int32 -2147483648/-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483647_int32_ssa(-2147483647); got != 1 {
+		fmt.Printf("div_int32 -2147483647/-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483647_ssa(-2147483647); got != 1 {
+		fmt.Printf("div_int32 -2147483647/-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483647_int32_ssa(-1); got != 2147483647 {
+		fmt.Printf("div_int32 -2147483647/-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483647_ssa(-1); got != 0 {
+		fmt.Printf("div_int32 -1/-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483647_ssa(0); got != 0 {
+		fmt.Printf("div_int32 0/-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483647_int32_ssa(1); got != -2147483647 {
+		fmt.Printf("div_int32 -2147483647/1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483647_ssa(1); got != 0 {
+		fmt.Printf("div_int32 1/-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg2147483647_int32_ssa(2147483647); got != -1 {
+		fmt.Printf("div_int32 -2147483647/2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg2147483647_ssa(2147483647); got != -1 {
+		fmt.Printf("div_int32 2147483647/-2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("div_int32 -1/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg1_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("div_int32 -2147483648/-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int32_ssa(-2147483647); got != 0 {
+		fmt.Printf("div_int32 -1/-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg1_ssa(-2147483647); got != 2147483647 {
+		fmt.Printf("div_int32 -2147483647/-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int32_ssa(-1); got != 1 {
+		fmt.Printf("div_int32 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("div_int32 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg1_ssa(0); got != 0 {
+		fmt.Printf("div_int32 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int32_ssa(1); got != -1 {
+		fmt.Printf("div_int32 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg1_ssa(1); got != -1 {
+		fmt.Printf("div_int32 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int32_ssa(2147483647); got != 0 {
+		fmt.Printf("div_int32 -1/2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_Neg1_ssa(2147483647); got != -2147483647 {
+		fmt.Printf("div_int32 2147483647/-1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_0_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("div_int32 0/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int32_ssa(-2147483647); got != 0 {
+		fmt.Printf("div_int32 0/-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int32_ssa(-1); got != 0 {
+		fmt.Printf("div_int32 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int32_ssa(1); got != 0 {
+		fmt.Printf("div_int32 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int32_ssa(2147483647); got != 0 {
+		fmt.Printf("div_int32 0/2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("div_int32 1/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_1_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("div_int32 -2147483648/1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := div_1_int32_ssa(-2147483647); got != 0 {
+		fmt.Printf("div_int32 1/-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_1_ssa(-2147483647); got != -2147483647 {
+		fmt.Printf("div_int32 -2147483647/1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_1_int32_ssa(-1); got != -1 {
+		fmt.Printf("div_int32 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_1_ssa(-1); got != -1 {
+		fmt.Printf("div_int32 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_1_ssa(0); got != 0 {
+		fmt.Printf("div_int32 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int32_ssa(1); got != 1 {
+		fmt.Printf("div_int32 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_1_ssa(1); got != 1 {
+		fmt.Printf("div_int32 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_int32_ssa(2147483647); got != 0 {
+		fmt.Printf("div_int32 1/2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_1_ssa(2147483647); got != 2147483647 {
+		fmt.Printf("div_int32 2147483647/1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_2147483647_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("div_int32 2147483647/-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_2147483647_ssa(-2147483648); got != -1 {
+		fmt.Printf("div_int32 -2147483648/2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_2147483647_int32_ssa(-2147483647); got != -1 {
+		fmt.Printf("div_int32 2147483647/-2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_2147483647_ssa(-2147483647); got != -1 {
+		fmt.Printf("div_int32 -2147483647/2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_2147483647_int32_ssa(-1); got != -2147483647 {
+		fmt.Printf("div_int32 2147483647/-1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int32_2147483647_ssa(-1); got != 0 {
+		fmt.Printf("div_int32 -1/2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int32_2147483647_ssa(0); got != 0 {
+		fmt.Printf("div_int32 0/2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_2147483647_int32_ssa(1); got != 2147483647 {
+		fmt.Printf("div_int32 2147483647/1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := div_int32_2147483647_ssa(1); got != 0 {
+		fmt.Printf("div_int32 1/2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_2147483647_int32_ssa(2147483647); got != 1 {
+		fmt.Printf("div_int32 2147483647/2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int32_2147483647_ssa(2147483647); got != 1 {
+		fmt.Printf("div_int32 2147483647/2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483648_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("mul_int32 -2147483648*-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483648_ssa(-2147483648); got != 0 {
+		fmt.Printf("mul_int32 -2147483648*-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483648_int32_ssa(-2147483647); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*-2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483648_ssa(-2147483647); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483647*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483648_int32_ssa(-1); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483648_ssa(-1); got != -2147483648 {
+		fmt.Printf("mul_int32 -1*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483648_int32_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 -2147483648*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483648_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483648_int32_ssa(1); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483648_ssa(1); got != -2147483648 {
+		fmt.Printf("mul_int32 1*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483648_int32_ssa(2147483647); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483648_ssa(2147483647); got != -2147483648 {
+		fmt.Printf("mul_int32 2147483647*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483647_int32_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483647*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483647_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*-2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483647_int32_ssa(-2147483647); got != 1 {
+		fmt.Printf("mul_int32 -2147483647*-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483647_ssa(-2147483647); got != 1 {
+		fmt.Printf("mul_int32 -2147483647*-2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483647_int32_ssa(-1); got != 2147483647 {
+		fmt.Printf("mul_int32 -2147483647*-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483647_ssa(-1); got != 2147483647 {
+		fmt.Printf("mul_int32 -1*-2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483647_int32_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 -2147483647*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483647_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483647_int32_ssa(1); got != -2147483647 {
+		fmt.Printf("mul_int32 -2147483647*1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483647_ssa(1); got != -2147483647 {
+		fmt.Printf("mul_int32 1*-2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg2147483647_int32_ssa(2147483647); got != -1 {
+		fmt.Printf("mul_int32 -2147483647*2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg2147483647_ssa(2147483647); got != -1 {
+		fmt.Printf("mul_int32 2147483647*-2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int32_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 -1*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg1_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*-1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int32_ssa(-2147483647); got != 2147483647 {
+		fmt.Printf("mul_int32 -1*-2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg1_ssa(-2147483647); got != 2147483647 {
+		fmt.Printf("mul_int32 -2147483647*-1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int32_ssa(-1); got != 1 {
+		fmt.Printf("mul_int32 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("mul_int32 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int32_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg1_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int32_ssa(1); got != -1 {
+		fmt.Printf("mul_int32 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg1_ssa(1); got != -1 {
+		fmt.Printf("mul_int32 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int32_ssa(2147483647); got != -2147483647 {
+		fmt.Printf("mul_int32 -1*2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_Neg1_ssa(2147483647); got != -2147483647 {
+		fmt.Printf("mul_int32 2147483647*-1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int32_ssa(-2147483648); got != 0 {
+		fmt.Printf("mul_int32 0*-2147483648 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_0_ssa(-2147483648); got != 0 {
+		fmt.Printf("mul_int32 -2147483648*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int32_ssa(-2147483647); got != 0 {
+		fmt.Printf("mul_int32 0*-2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_0_ssa(-2147483647); got != 0 {
+		fmt.Printf("mul_int32 -2147483647*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int32_ssa(-1); got != 0 {
+		fmt.Printf("mul_int32 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_0_ssa(-1); got != 0 {
+		fmt.Printf("mul_int32 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int32_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_0_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int32_ssa(1); got != 0 {
+		fmt.Printf("mul_int32 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_0_ssa(1); got != 0 {
+		fmt.Printf("mul_int32 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int32_ssa(2147483647); got != 0 {
+		fmt.Printf("mul_int32 0*2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_0_ssa(2147483647); got != 0 {
+		fmt.Printf("mul_int32 2147483647*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int32_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 1*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_1_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*1 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int32_ssa(-2147483647); got != -2147483647 {
+		fmt.Printf("mul_int32 1*-2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_1_ssa(-2147483647); got != -2147483647 {
+		fmt.Printf("mul_int32 -2147483647*1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int32_ssa(-1); got != -1 {
+		fmt.Printf("mul_int32 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_1_ssa(-1); got != -1 {
+		fmt.Printf("mul_int32 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int32_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_1_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int32_ssa(1); got != 1 {
+		fmt.Printf("mul_int32 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_1_ssa(1); got != 1 {
+		fmt.Printf("mul_int32 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int32_ssa(2147483647); got != 2147483647 {
+		fmt.Printf("mul_int32 1*2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_1_ssa(2147483647); got != 2147483647 {
+		fmt.Printf("mul_int32 2147483647*1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_2147483647_int32_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 2147483647*-2147483648 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_2147483647_ssa(-2147483648); got != -2147483648 {
+		fmt.Printf("mul_int32 -2147483648*2147483647 = %d, wanted -2147483648\n", got)
+		failed = true
+	}
+
+	if got := mul_2147483647_int32_ssa(-2147483647); got != -1 {
+		fmt.Printf("mul_int32 2147483647*-2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_2147483647_ssa(-2147483647); got != -1 {
+		fmt.Printf("mul_int32 -2147483647*2147483647 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_2147483647_int32_ssa(-1); got != -2147483647 {
+		fmt.Printf("mul_int32 2147483647*-1 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_2147483647_ssa(-1); got != -2147483647 {
+		fmt.Printf("mul_int32 -1*2147483647 = %d, wanted -2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_2147483647_int32_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 2147483647*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_2147483647_ssa(0); got != 0 {
+		fmt.Printf("mul_int32 0*2147483647 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_2147483647_int32_ssa(1); got != 2147483647 {
+		fmt.Printf("mul_int32 2147483647*1 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_2147483647_ssa(1); got != 2147483647 {
+		fmt.Printf("mul_int32 1*2147483647 = %d, wanted 2147483647\n", got)
+		failed = true
+	}
+
+	if got := mul_2147483647_int32_ssa(2147483647); got != 1 {
+		fmt.Printf("mul_int32 2147483647*2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int32_2147483647_ssa(2147483647); got != 1 {
+		fmt.Printf("mul_int32 2147483647*2147483647 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint16_ssa(0); got != 0 {
+		fmt.Printf("add_uint16 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_0_ssa(0); got != 0 {
+		fmt.Printf("add_uint16 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint16_ssa(1); got != 1 {
+		fmt.Printf("add_uint16 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_0_ssa(1); got != 1 {
+		fmt.Printf("add_uint16 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint16_ssa(65535); got != 65535 {
+		fmt.Printf("add_uint16 0+65535 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_0_ssa(65535); got != 65535 {
+		fmt.Printf("add_uint16 65535+0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint16_ssa(0); got != 1 {
+		fmt.Printf("add_uint16 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_1_ssa(0); got != 1 {
+		fmt.Printf("add_uint16 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint16_ssa(1); got != 2 {
+		fmt.Printf("add_uint16 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_1_ssa(1); got != 2 {
+		fmt.Printf("add_uint16 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint16_ssa(65535); got != 0 {
+		fmt.Printf("add_uint16 1+65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_1_ssa(65535); got != 0 {
+		fmt.Printf("add_uint16 65535+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_65535_uint16_ssa(0); got != 65535 {
+		fmt.Printf("add_uint16 65535+0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_65535_ssa(0); got != 65535 {
+		fmt.Printf("add_uint16 0+65535 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := add_65535_uint16_ssa(1); got != 0 {
+		fmt.Printf("add_uint16 65535+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_65535_ssa(1); got != 0 {
+		fmt.Printf("add_uint16 1+65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_65535_uint16_ssa(65535); got != 65534 {
+		fmt.Printf("add_uint16 65535+65535 = %d, wanted 65534\n", got)
+		failed = true
+	}
+
+	if got := add_uint16_65535_ssa(65535); got != 65534 {
+		fmt.Printf("add_uint16 65535+65535 = %d, wanted 65534\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint16_ssa(0); got != 0 {
+		fmt.Printf("sub_uint16 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_0_ssa(0); got != 0 {
+		fmt.Printf("sub_uint16 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint16_ssa(1); got != 65535 {
+		fmt.Printf("sub_uint16 0-1 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_0_ssa(1); got != 1 {
+		fmt.Printf("sub_uint16 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint16_ssa(65535); got != 1 {
+		fmt.Printf("sub_uint16 0-65535 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_0_ssa(65535); got != 65535 {
+		fmt.Printf("sub_uint16 65535-0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint16_ssa(0); got != 1 {
+		fmt.Printf("sub_uint16 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_1_ssa(0); got != 65535 {
+		fmt.Printf("sub_uint16 0-1 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint16_ssa(1); got != 0 {
+		fmt.Printf("sub_uint16 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_1_ssa(1); got != 0 {
+		fmt.Printf("sub_uint16 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint16_ssa(65535); got != 2 {
+		fmt.Printf("sub_uint16 1-65535 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_1_ssa(65535); got != 65534 {
+		fmt.Printf("sub_uint16 65535-1 = %d, wanted 65534\n", got)
+		failed = true
+	}
+
+	if got := sub_65535_uint16_ssa(0); got != 65535 {
+		fmt.Printf("sub_uint16 65535-0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_65535_ssa(0); got != 1 {
+		fmt.Printf("sub_uint16 0-65535 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_65535_uint16_ssa(1); got != 65534 {
+		fmt.Printf("sub_uint16 65535-1 = %d, wanted 65534\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_65535_ssa(1); got != 2 {
+		fmt.Printf("sub_uint16 1-65535 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_65535_uint16_ssa(65535); got != 0 {
+		fmt.Printf("sub_uint16 65535-65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint16_65535_ssa(65535); got != 0 {
+		fmt.Printf("sub_uint16 65535-65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint16_ssa(1); got != 0 {
+		fmt.Printf("div_uint16 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint16_ssa(65535); got != 0 {
+		fmt.Printf("div_uint16 0/65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint16_1_ssa(0); got != 0 {
+		fmt.Printf("div_uint16 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint16_ssa(1); got != 1 {
+		fmt.Printf("div_uint16 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint16_1_ssa(1); got != 1 {
+		fmt.Printf("div_uint16 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint16_ssa(65535); got != 0 {
+		fmt.Printf("div_uint16 1/65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint16_1_ssa(65535); got != 65535 {
+		fmt.Printf("div_uint16 65535/1 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := div_uint16_65535_ssa(0); got != 0 {
+		fmt.Printf("div_uint16 0/65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_65535_uint16_ssa(1); got != 65535 {
+		fmt.Printf("div_uint16 65535/1 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := div_uint16_65535_ssa(1); got != 0 {
+		fmt.Printf("div_uint16 1/65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_65535_uint16_ssa(65535); got != 1 {
+		fmt.Printf("div_uint16 65535/65535 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint16_65535_ssa(65535); got != 1 {
+		fmt.Printf("div_uint16 65535/65535 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint16_ssa(0); got != 0 {
+		fmt.Printf("mul_uint16 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_0_ssa(0); got != 0 {
+		fmt.Printf("mul_uint16 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint16_ssa(1); got != 0 {
+		fmt.Printf("mul_uint16 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_0_ssa(1); got != 0 {
+		fmt.Printf("mul_uint16 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint16_ssa(65535); got != 0 {
+		fmt.Printf("mul_uint16 0*65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_0_ssa(65535); got != 0 {
+		fmt.Printf("mul_uint16 65535*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint16_ssa(0); got != 0 {
+		fmt.Printf("mul_uint16 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_1_ssa(0); got != 0 {
+		fmt.Printf("mul_uint16 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint16_ssa(1); got != 1 {
+		fmt.Printf("mul_uint16 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_1_ssa(1); got != 1 {
+		fmt.Printf("mul_uint16 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint16_ssa(65535); got != 65535 {
+		fmt.Printf("mul_uint16 1*65535 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_1_ssa(65535); got != 65535 {
+		fmt.Printf("mul_uint16 65535*1 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := mul_65535_uint16_ssa(0); got != 0 {
+		fmt.Printf("mul_uint16 65535*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_65535_ssa(0); got != 0 {
+		fmt.Printf("mul_uint16 0*65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_65535_uint16_ssa(1); got != 65535 {
+		fmt.Printf("mul_uint16 65535*1 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_65535_ssa(1); got != 65535 {
+		fmt.Printf("mul_uint16 1*65535 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := mul_65535_uint16_ssa(65535); got != 1 {
+		fmt.Printf("mul_uint16 65535*65535 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint16_65535_ssa(65535); got != 1 {
+		fmt.Printf("mul_uint16 65535*65535 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint16_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint16 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_0_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint16 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint16_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint16 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_0_ssa(1); got != 1 {
+		fmt.Printf("lsh_uint16 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint16_ssa(65535); got != 0 {
+		fmt.Printf("lsh_uint16 0<<65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_0_ssa(65535); got != 65535 {
+		fmt.Printf("lsh_uint16 65535<<0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint16_ssa(0); got != 1 {
+		fmt.Printf("lsh_uint16 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_1_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint16 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint16_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint16 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_1_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint16 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint16_ssa(65535); got != 0 {
+		fmt.Printf("lsh_uint16 1<<65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_1_ssa(65535); got != 65534 {
+		fmt.Printf("lsh_uint16 65535<<1 = %d, wanted 65534\n", got)
+		failed = true
+	}
+
+	if got := lsh_65535_uint16_ssa(0); got != 65535 {
+		fmt.Printf("lsh_uint16 65535<<0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_65535_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint16 0<<65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_65535_uint16_ssa(1); got != 65534 {
+		fmt.Printf("lsh_uint16 65535<<1 = %d, wanted 65534\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_65535_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint16 1<<65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_65535_uint16_ssa(65535); got != 0 {
+		fmt.Printf("lsh_uint16 65535<<65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint16_65535_ssa(65535); got != 0 {
+		fmt.Printf("lsh_uint16 65535<<65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint16_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint16 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_0_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint16 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint16_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint16 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_0_ssa(1); got != 1 {
+		fmt.Printf("rsh_uint16 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint16_ssa(65535); got != 0 {
+		fmt.Printf("rsh_uint16 0>>65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_0_ssa(65535); got != 65535 {
+		fmt.Printf("rsh_uint16 65535>>0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint16_ssa(0); got != 1 {
+		fmt.Printf("rsh_uint16 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_1_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint16 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint16_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint16 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_1_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint16 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint16_ssa(65535); got != 0 {
+		fmt.Printf("rsh_uint16 1>>65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_1_ssa(65535); got != 32767 {
+		fmt.Printf("rsh_uint16 65535>>1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := rsh_65535_uint16_ssa(0); got != 65535 {
+		fmt.Printf("rsh_uint16 65535>>0 = %d, wanted 65535\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_65535_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint16 0>>65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_65535_uint16_ssa(1); got != 32767 {
+		fmt.Printf("rsh_uint16 65535>>1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_65535_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint16 1>>65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_65535_uint16_ssa(65535); got != 0 {
+		fmt.Printf("rsh_uint16 65535>>65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint16_65535_ssa(65535); got != 0 {
+		fmt.Printf("rsh_uint16 65535>>65535 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(-32768); got != 0 {
+		fmt.Printf("add_int16 -32768+-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(-32768); got != 0 {
+		fmt.Printf("add_int16 -32768+-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(-32767); got != 1 {
+		fmt.Printf("add_int16 -32768+-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(-32767); got != 1 {
+		fmt.Printf("add_int16 -32767+-32768 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(-1); got != 32767 {
+		fmt.Printf("add_int16 -32768+-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(-1); got != 32767 {
+		fmt.Printf("add_int16 -1+-32768 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(0); got != -32768 {
+		fmt.Printf("add_int16 -32768+0 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(0); got != -32768 {
+		fmt.Printf("add_int16 0+-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(1); got != -32767 {
+		fmt.Printf("add_int16 -32768+1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(1); got != -32767 {
+		fmt.Printf("add_int16 1+-32768 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(32766); got != -2 {
+		fmt.Printf("add_int16 -32768+32766 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(32766); got != -2 {
+		fmt.Printf("add_int16 32766+-32768 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32768_int16_ssa(32767); got != -1 {
+		fmt.Printf("add_int16 -32768+32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32768_ssa(32767); got != -1 {
+		fmt.Printf("add_int16 32767+-32768 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(-32768); got != 1 {
+		fmt.Printf("add_int16 -32767+-32768 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(-32768); got != 1 {
+		fmt.Printf("add_int16 -32768+-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(-32767); got != 2 {
+		fmt.Printf("add_int16 -32767+-32767 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(-32767); got != 2 {
+		fmt.Printf("add_int16 -32767+-32767 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(-1); got != -32768 {
+		fmt.Printf("add_int16 -32767+-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(-1); got != -32768 {
+		fmt.Printf("add_int16 -1+-32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(0); got != -32767 {
+		fmt.Printf("add_int16 -32767+0 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(0); got != -32767 {
+		fmt.Printf("add_int16 0+-32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(1); got != -32766 {
+		fmt.Printf("add_int16 -32767+1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(1); got != -32766 {
+		fmt.Printf("add_int16 1+-32767 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(32766); got != -1 {
+		fmt.Printf("add_int16 -32767+32766 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(32766); got != -1 {
+		fmt.Printf("add_int16 32766+-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg32767_int16_ssa(32767); got != 0 {
+		fmt.Printf("add_int16 -32767+32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg32767_ssa(32767); got != 0 {
+		fmt.Printf("add_int16 32767+-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(-32768); got != 32767 {
+		fmt.Printf("add_int16 -1+-32768 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(-32768); got != 32767 {
+		fmt.Printf("add_int16 -32768+-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(-32767); got != -32768 {
+		fmt.Printf("add_int16 -1+-32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(-32767); got != -32768 {
+		fmt.Printf("add_int16 -32767+-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(-1); got != -2 {
+		fmt.Printf("add_int16 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(-1); got != -2 {
+		fmt.Printf("add_int16 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(0); got != -1 {
+		fmt.Printf("add_int16 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(0); got != -1 {
+		fmt.Printf("add_int16 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(1); got != 0 {
+		fmt.Printf("add_int16 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(1); got != 0 {
+		fmt.Printf("add_int16 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(32766); got != 32765 {
+		fmt.Printf("add_int16 -1+32766 = %d, wanted 32765\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(32766); got != 32765 {
+		fmt.Printf("add_int16 32766+-1 = %d, wanted 32765\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int16_ssa(32767); got != 32766 {
+		fmt.Printf("add_int16 -1+32767 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_int16_Neg1_ssa(32767); got != 32766 {
+		fmt.Printf("add_int16 32767+-1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(-32768); got != -32768 {
+		fmt.Printf("add_int16 0+-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(-32768); got != -32768 {
+		fmt.Printf("add_int16 -32768+0 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(-32767); got != -32767 {
+		fmt.Printf("add_int16 0+-32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(-32767); got != -32767 {
+		fmt.Printf("add_int16 -32767+0 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(-1); got != -1 {
+		fmt.Printf("add_int16 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(-1); got != -1 {
+		fmt.Printf("add_int16 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(0); got != 0 {
+		fmt.Printf("add_int16 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(0); got != 0 {
+		fmt.Printf("add_int16 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(1); got != 1 {
+		fmt.Printf("add_int16 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(1); got != 1 {
+		fmt.Printf("add_int16 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(32766); got != 32766 {
+		fmt.Printf("add_int16 0+32766 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(32766); got != 32766 {
+		fmt.Printf("add_int16 32766+0 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_0_int16_ssa(32767); got != 32767 {
+		fmt.Printf("add_int16 0+32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_0_ssa(32767); got != 32767 {
+		fmt.Printf("add_int16 32767+0 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(-32768); got != -32767 {
+		fmt.Printf("add_int16 1+-32768 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(-32768); got != -32767 {
+		fmt.Printf("add_int16 -32768+1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(-32767); got != -32766 {
+		fmt.Printf("add_int16 1+-32767 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(-32767); got != -32766 {
+		fmt.Printf("add_int16 -32767+1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(-1); got != 0 {
+		fmt.Printf("add_int16 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(-1); got != 0 {
+		fmt.Printf("add_int16 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(0); got != 1 {
+		fmt.Printf("add_int16 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(0); got != 1 {
+		fmt.Printf("add_int16 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(1); got != 2 {
+		fmt.Printf("add_int16 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(1); got != 2 {
+		fmt.Printf("add_int16 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(32766); got != 32767 {
+		fmt.Printf("add_int16 1+32766 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(32766); got != 32767 {
+		fmt.Printf("add_int16 32766+1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_1_int16_ssa(32767); got != -32768 {
+		fmt.Printf("add_int16 1+32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_int16_1_ssa(32767); got != -32768 {
+		fmt.Printf("add_int16 32767+1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(-32768); got != -2 {
+		fmt.Printf("add_int16 32766+-32768 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(-32768); got != -2 {
+		fmt.Printf("add_int16 -32768+32766 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(-32767); got != -1 {
+		fmt.Printf("add_int16 32766+-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(-32767); got != -1 {
+		fmt.Printf("add_int16 -32767+32766 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(-1); got != 32765 {
+		fmt.Printf("add_int16 32766+-1 = %d, wanted 32765\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(-1); got != 32765 {
+		fmt.Printf("add_int16 -1+32766 = %d, wanted 32765\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(0); got != 32766 {
+		fmt.Printf("add_int16 32766+0 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(0); got != 32766 {
+		fmt.Printf("add_int16 0+32766 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(1); got != 32767 {
+		fmt.Printf("add_int16 32766+1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(1); got != 32767 {
+		fmt.Printf("add_int16 1+32766 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(32766); got != -4 {
+		fmt.Printf("add_int16 32766+32766 = %d, wanted -4\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(32766); got != -4 {
+		fmt.Printf("add_int16 32766+32766 = %d, wanted -4\n", got)
+		failed = true
+	}
+
+	if got := add_32766_int16_ssa(32767); got != -3 {
+		fmt.Printf("add_int16 32766+32767 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32766_ssa(32767); got != -3 {
+		fmt.Printf("add_int16 32767+32766 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(-32768); got != -1 {
+		fmt.Printf("add_int16 32767+-32768 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(-32768); got != -1 {
+		fmt.Printf("add_int16 -32768+32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(-32767); got != 0 {
+		fmt.Printf("add_int16 32767+-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(-32767); got != 0 {
+		fmt.Printf("add_int16 -32767+32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(-1); got != 32766 {
+		fmt.Printf("add_int16 32767+-1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(-1); got != 32766 {
+		fmt.Printf("add_int16 -1+32767 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(0); got != 32767 {
+		fmt.Printf("add_int16 32767+0 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(0); got != 32767 {
+		fmt.Printf("add_int16 0+32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(1); got != -32768 {
+		fmt.Printf("add_int16 32767+1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(1); got != -32768 {
+		fmt.Printf("add_int16 1+32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(32766); got != -3 {
+		fmt.Printf("add_int16 32767+32766 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(32766); got != -3 {
+		fmt.Printf("add_int16 32766+32767 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_32767_int16_ssa(32767); got != -2 {
+		fmt.Printf("add_int16 32767+32767 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int16_32767_ssa(32767); got != -2 {
+		fmt.Printf("add_int16 32767+32767 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(-32768); got != 0 {
+		fmt.Printf("sub_int16 -32768--32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(-32768); got != 0 {
+		fmt.Printf("sub_int16 -32768--32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(-32767); got != -1 {
+		fmt.Printf("sub_int16 -32768--32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(-32767); got != 1 {
+		fmt.Printf("sub_int16 -32767--32768 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(-1); got != -32767 {
+		fmt.Printf("sub_int16 -32768--1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(-1); got != 32767 {
+		fmt.Printf("sub_int16 -1--32768 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(0); got != -32768 {
+		fmt.Printf("sub_int16 -32768-0 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(0); got != -32768 {
+		fmt.Printf("sub_int16 0--32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(1); got != 32767 {
+		fmt.Printf("sub_int16 -32768-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(1); got != -32767 {
+		fmt.Printf("sub_int16 1--32768 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(32766); got != 2 {
+		fmt.Printf("sub_int16 -32768-32766 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(32766); got != -2 {
+		fmt.Printf("sub_int16 32766--32768 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32768_int16_ssa(32767); got != 1 {
+		fmt.Printf("sub_int16 -32768-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32768_ssa(32767); got != -1 {
+		fmt.Printf("sub_int16 32767--32768 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(-32768); got != 1 {
+		fmt.Printf("sub_int16 -32767--32768 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(-32768); got != -1 {
+		fmt.Printf("sub_int16 -32768--32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(-32767); got != 0 {
+		fmt.Printf("sub_int16 -32767--32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(-32767); got != 0 {
+		fmt.Printf("sub_int16 -32767--32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(-1); got != -32766 {
+		fmt.Printf("sub_int16 -32767--1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(-1); got != 32766 {
+		fmt.Printf("sub_int16 -1--32767 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(0); got != -32767 {
+		fmt.Printf("sub_int16 -32767-0 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(0); got != 32767 {
+		fmt.Printf("sub_int16 0--32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(1); got != -32768 {
+		fmt.Printf("sub_int16 -32767-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(1); got != -32768 {
+		fmt.Printf("sub_int16 1--32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(32766); got != 3 {
+		fmt.Printf("sub_int16 -32767-32766 = %d, wanted 3\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(32766); got != -3 {
+		fmt.Printf("sub_int16 32766--32767 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg32767_int16_ssa(32767); got != 2 {
+		fmt.Printf("sub_int16 -32767-32767 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg32767_ssa(32767); got != -2 {
+		fmt.Printf("sub_int16 32767--32767 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(-32768); got != 32767 {
+		fmt.Printf("sub_int16 -1--32768 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(-32768); got != -32767 {
+		fmt.Printf("sub_int16 -32768--1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(-32767); got != 32766 {
+		fmt.Printf("sub_int16 -1--32767 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(-32767); got != -32766 {
+		fmt.Printf("sub_int16 -32767--1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(-1); got != 0 {
+		fmt.Printf("sub_int16 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(-1); got != 0 {
+		fmt.Printf("sub_int16 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(0); got != -1 {
+		fmt.Printf("sub_int16 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(0); got != 1 {
+		fmt.Printf("sub_int16 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(1); got != -2 {
+		fmt.Printf("sub_int16 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(1); got != 2 {
+		fmt.Printf("sub_int16 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(32766); got != -32767 {
+		fmt.Printf("sub_int16 -1-32766 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(32766); got != 32767 {
+		fmt.Printf("sub_int16 32766--1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int16_ssa(32767); got != -32768 {
+		fmt.Printf("sub_int16 -1-32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_Neg1_ssa(32767); got != -32768 {
+		fmt.Printf("sub_int16 32767--1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(-32768); got != -32768 {
+		fmt.Printf("sub_int16 0--32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(-32768); got != -32768 {
+		fmt.Printf("sub_int16 -32768-0 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(-32767); got != 32767 {
+		fmt.Printf("sub_int16 0--32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(-32767); got != -32767 {
+		fmt.Printf("sub_int16 -32767-0 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(-1); got != 1 {
+		fmt.Printf("sub_int16 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(-1); got != -1 {
+		fmt.Printf("sub_int16 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(0); got != 0 {
+		fmt.Printf("sub_int16 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(0); got != 0 {
+		fmt.Printf("sub_int16 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(1); got != -1 {
+		fmt.Printf("sub_int16 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(1); got != 1 {
+		fmt.Printf("sub_int16 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(32766); got != -32766 {
+		fmt.Printf("sub_int16 0-32766 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(32766); got != 32766 {
+		fmt.Printf("sub_int16 32766-0 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int16_ssa(32767); got != -32767 {
+		fmt.Printf("sub_int16 0-32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_0_ssa(32767); got != 32767 {
+		fmt.Printf("sub_int16 32767-0 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(-32768); got != -32767 {
+		fmt.Printf("sub_int16 1--32768 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(-32768); got != 32767 {
+		fmt.Printf("sub_int16 -32768-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(-32767); got != -32768 {
+		fmt.Printf("sub_int16 1--32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(-32767); got != -32768 {
+		fmt.Printf("sub_int16 -32767-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(-1); got != 2 {
+		fmt.Printf("sub_int16 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(-1); got != -2 {
+		fmt.Printf("sub_int16 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(0); got != 1 {
+		fmt.Printf("sub_int16 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(0); got != -1 {
+		fmt.Printf("sub_int16 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(1); got != 0 {
+		fmt.Printf("sub_int16 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(1); got != 0 {
+		fmt.Printf("sub_int16 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(32766); got != -32765 {
+		fmt.Printf("sub_int16 1-32766 = %d, wanted -32765\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(32766); got != 32765 {
+		fmt.Printf("sub_int16 32766-1 = %d, wanted 32765\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int16_ssa(32767); got != -32766 {
+		fmt.Printf("sub_int16 1-32767 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_1_ssa(32767); got != 32766 {
+		fmt.Printf("sub_int16 32767-1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(-32768); got != -2 {
+		fmt.Printf("sub_int16 32766--32768 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(-32768); got != 2 {
+		fmt.Printf("sub_int16 -32768-32766 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(-32767); got != -3 {
+		fmt.Printf("sub_int16 32766--32767 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(-32767); got != 3 {
+		fmt.Printf("sub_int16 -32767-32766 = %d, wanted 3\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(-1); got != 32767 {
+		fmt.Printf("sub_int16 32766--1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(-1); got != -32767 {
+		fmt.Printf("sub_int16 -1-32766 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(0); got != 32766 {
+		fmt.Printf("sub_int16 32766-0 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(0); got != -32766 {
+		fmt.Printf("sub_int16 0-32766 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(1); got != 32765 {
+		fmt.Printf("sub_int16 32766-1 = %d, wanted 32765\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(1); got != -32765 {
+		fmt.Printf("sub_int16 1-32766 = %d, wanted -32765\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(32766); got != 0 {
+		fmt.Printf("sub_int16 32766-32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(32766); got != 0 {
+		fmt.Printf("sub_int16 32766-32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_32766_int16_ssa(32767); got != -1 {
+		fmt.Printf("sub_int16 32766-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32766_ssa(32767); got != 1 {
+		fmt.Printf("sub_int16 32767-32766 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(-32768); got != -1 {
+		fmt.Printf("sub_int16 32767--32768 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(-32768); got != 1 {
+		fmt.Printf("sub_int16 -32768-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(-32767); got != -2 {
+		fmt.Printf("sub_int16 32767--32767 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(-32767); got != 2 {
+		fmt.Printf("sub_int16 -32767-32767 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(-1); got != -32768 {
+		fmt.Printf("sub_int16 32767--1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(-1); got != -32768 {
+		fmt.Printf("sub_int16 -1-32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(0); got != 32767 {
+		fmt.Printf("sub_int16 32767-0 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(0); got != -32767 {
+		fmt.Printf("sub_int16 0-32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(1); got != 32766 {
+		fmt.Printf("sub_int16 32767-1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(1); got != -32766 {
+		fmt.Printf("sub_int16 1-32767 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(32766); got != 1 {
+		fmt.Printf("sub_int16 32767-32766 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(32766); got != -1 {
+		fmt.Printf("sub_int16 32766-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_32767_int16_ssa(32767); got != 0 {
+		fmt.Printf("sub_int16 32767-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int16_32767_ssa(32767); got != 0 {
+		fmt.Printf("sub_int16 32767-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32768_int16_ssa(-32768); got != 1 {
+		fmt.Printf("div_int16 -32768/-32768 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(-32768); got != 1 {
+		fmt.Printf("div_int16 -32768/-32768 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32768_int16_ssa(-32767); got != 1 {
+		fmt.Printf("div_int16 -32768/-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(-32767); got != 0 {
+		fmt.Printf("div_int16 -32767/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32768_int16_ssa(-1); got != -32768 {
+		fmt.Printf("div_int16 -32768/-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(-1); got != 0 {
+		fmt.Printf("div_int16 -1/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(0); got != 0 {
+		fmt.Printf("div_int16 0/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32768_int16_ssa(1); got != -32768 {
+		fmt.Printf("div_int16 -32768/1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(1); got != 0 {
+		fmt.Printf("div_int16 1/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32768_int16_ssa(32766); got != -1 {
+		fmt.Printf("div_int16 -32768/32766 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(32766); got != 0 {
+		fmt.Printf("div_int16 32766/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32768_int16_ssa(32767); got != -1 {
+		fmt.Printf("div_int16 -32768/32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32768_ssa(32767); got != 0 {
+		fmt.Printf("div_int16 32767/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32767_int16_ssa(-32768); got != 0 {
+		fmt.Printf("div_int16 -32767/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(-32768); got != 1 {
+		fmt.Printf("div_int16 -32768/-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32767_int16_ssa(-32767); got != 1 {
+		fmt.Printf("div_int16 -32767/-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(-32767); got != 1 {
+		fmt.Printf("div_int16 -32767/-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32767_int16_ssa(-1); got != 32767 {
+		fmt.Printf("div_int16 -32767/-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(-1); got != 0 {
+		fmt.Printf("div_int16 -1/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(0); got != 0 {
+		fmt.Printf("div_int16 0/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32767_int16_ssa(1); got != -32767 {
+		fmt.Printf("div_int16 -32767/1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(1); got != 0 {
+		fmt.Printf("div_int16 1/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32767_int16_ssa(32766); got != -1 {
+		fmt.Printf("div_int16 -32767/32766 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(32766); got != 0 {
+		fmt.Printf("div_int16 32766/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg32767_int16_ssa(32767); got != -1 {
+		fmt.Printf("div_int16 -32767/32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg32767_ssa(32767); got != -1 {
+		fmt.Printf("div_int16 32767/-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int16_ssa(-32768); got != 0 {
+		fmt.Printf("div_int16 -1/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(-32768); got != -32768 {
+		fmt.Printf("div_int16 -32768/-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int16_ssa(-32767); got != 0 {
+		fmt.Printf("div_int16 -1/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(-32767); got != 32767 {
+		fmt.Printf("div_int16 -32767/-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int16_ssa(-1); got != 1 {
+		fmt.Printf("div_int16 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("div_int16 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(0); got != 0 {
+		fmt.Printf("div_int16 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int16_ssa(1); got != -1 {
+		fmt.Printf("div_int16 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(1); got != -1 {
+		fmt.Printf("div_int16 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int16_ssa(32766); got != 0 {
+		fmt.Printf("div_int16 -1/32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(32766); got != -32766 {
+		fmt.Printf("div_int16 32766/-1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int16_ssa(32767); got != 0 {
+		fmt.Printf("div_int16 -1/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_Neg1_ssa(32767); got != -32767 {
+		fmt.Printf("div_int16 32767/-1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := div_0_int16_ssa(-32768); got != 0 {
+		fmt.Printf("div_int16 0/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int16_ssa(-32767); got != 0 {
+		fmt.Printf("div_int16 0/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int16_ssa(-1); got != 0 {
+		fmt.Printf("div_int16 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int16_ssa(1); got != 0 {
+		fmt.Printf("div_int16 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int16_ssa(32766); got != 0 {
+		fmt.Printf("div_int16 0/32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int16_ssa(32767); got != 0 {
+		fmt.Printf("div_int16 0/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int16_ssa(-32768); got != 0 {
+		fmt.Printf("div_int16 1/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(-32768); got != -32768 {
+		fmt.Printf("div_int16 -32768/1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := div_1_int16_ssa(-32767); got != 0 {
+		fmt.Printf("div_int16 1/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(-32767); got != -32767 {
+		fmt.Printf("div_int16 -32767/1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := div_1_int16_ssa(-1); got != -1 {
+		fmt.Printf("div_int16 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(-1); got != -1 {
+		fmt.Printf("div_int16 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(0); got != 0 {
+		fmt.Printf("div_int16 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int16_ssa(1); got != 1 {
+		fmt.Printf("div_int16 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(1); got != 1 {
+		fmt.Printf("div_int16 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_int16_ssa(32766); got != 0 {
+		fmt.Printf("div_int16 1/32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(32766); got != 32766 {
+		fmt.Printf("div_int16 32766/1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := div_1_int16_ssa(32767); got != 0 {
+		fmt.Printf("div_int16 1/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_1_ssa(32767); got != 32767 {
+		fmt.Printf("div_int16 32767/1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := div_32766_int16_ssa(-32768); got != 0 {
+		fmt.Printf("div_int16 32766/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(-32768); got != -1 {
+		fmt.Printf("div_int16 -32768/32766 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_32766_int16_ssa(-32767); got != 0 {
+		fmt.Printf("div_int16 32766/-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(-32767); got != -1 {
+		fmt.Printf("div_int16 -32767/32766 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_32766_int16_ssa(-1); got != -32766 {
+		fmt.Printf("div_int16 32766/-1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(-1); got != 0 {
+		fmt.Printf("div_int16 -1/32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(0); got != 0 {
+		fmt.Printf("div_int16 0/32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_32766_int16_ssa(1); got != 32766 {
+		fmt.Printf("div_int16 32766/1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(1); got != 0 {
+		fmt.Printf("div_int16 1/32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_32766_int16_ssa(32766); got != 1 {
+		fmt.Printf("div_int16 32766/32766 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(32766); got != 1 {
+		fmt.Printf("div_int16 32766/32766 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_32766_int16_ssa(32767); got != 0 {
+		fmt.Printf("div_int16 32766/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32766_ssa(32767); got != 1 {
+		fmt.Printf("div_int16 32767/32766 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_32767_int16_ssa(-32768); got != 0 {
+		fmt.Printf("div_int16 32767/-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(-32768); got != -1 {
+		fmt.Printf("div_int16 -32768/32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_32767_int16_ssa(-32767); got != -1 {
+		fmt.Printf("div_int16 32767/-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(-32767); got != -1 {
+		fmt.Printf("div_int16 -32767/32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_32767_int16_ssa(-1); got != -32767 {
+		fmt.Printf("div_int16 32767/-1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(-1); got != 0 {
+		fmt.Printf("div_int16 -1/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(0); got != 0 {
+		fmt.Printf("div_int16 0/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_32767_int16_ssa(1); got != 32767 {
+		fmt.Printf("div_int16 32767/1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(1); got != 0 {
+		fmt.Printf("div_int16 1/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_32767_int16_ssa(32766); got != 1 {
+		fmt.Printf("div_int16 32767/32766 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(32766); got != 0 {
+		fmt.Printf("div_int16 32766/32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_32767_int16_ssa(32767); got != 1 {
+		fmt.Printf("div_int16 32767/32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int16_32767_ssa(32767); got != 1 {
+		fmt.Printf("div_int16 32767/32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(-32768); got != 0 {
+		fmt.Printf("mul_int16 -32768*-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(-32768); got != 0 {
+		fmt.Printf("mul_int16 -32768*-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(-32767); got != -32768 {
+		fmt.Printf("mul_int16 -32768*-32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(-32767); got != -32768 {
+		fmt.Printf("mul_int16 -32767*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(-1); got != -32768 {
+		fmt.Printf("mul_int16 -32768*-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(-1); got != -32768 {
+		fmt.Printf("mul_int16 -1*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 -32768*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(1); got != -32768 {
+		fmt.Printf("mul_int16 -32768*1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(1); got != -32768 {
+		fmt.Printf("mul_int16 1*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(32766); got != 0 {
+		fmt.Printf("mul_int16 -32768*32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(32766); got != 0 {
+		fmt.Printf("mul_int16 32766*-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32768_int16_ssa(32767); got != -32768 {
+		fmt.Printf("mul_int16 -32768*32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32768_ssa(32767); got != -32768 {
+		fmt.Printf("mul_int16 32767*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 -32767*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 -32768*-32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(-32767); got != 1 {
+		fmt.Printf("mul_int16 -32767*-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(-32767); got != 1 {
+		fmt.Printf("mul_int16 -32767*-32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(-1); got != 32767 {
+		fmt.Printf("mul_int16 -32767*-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(-1); got != 32767 {
+		fmt.Printf("mul_int16 -1*-32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 -32767*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(1); got != -32767 {
+		fmt.Printf("mul_int16 -32767*1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(1); got != -32767 {
+		fmt.Printf("mul_int16 1*-32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(32766); got != 32766 {
+		fmt.Printf("mul_int16 -32767*32766 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(32766); got != 32766 {
+		fmt.Printf("mul_int16 32766*-32767 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg32767_int16_ssa(32767); got != -1 {
+		fmt.Printf("mul_int16 -32767*32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg32767_ssa(32767); got != -1 {
+		fmt.Printf("mul_int16 32767*-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 -1*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 -32768*-1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(-32767); got != 32767 {
+		fmt.Printf("mul_int16 -1*-32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(-32767); got != 32767 {
+		fmt.Printf("mul_int16 -32767*-1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(-1); got != 1 {
+		fmt.Printf("mul_int16 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("mul_int16 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(1); got != -1 {
+		fmt.Printf("mul_int16 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(1); got != -1 {
+		fmt.Printf("mul_int16 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(32766); got != -32766 {
+		fmt.Printf("mul_int16 -1*32766 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(32766); got != -32766 {
+		fmt.Printf("mul_int16 32766*-1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int16_ssa(32767); got != -32767 {
+		fmt.Printf("mul_int16 -1*32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_Neg1_ssa(32767); got != -32767 {
+		fmt.Printf("mul_int16 32767*-1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(-32768); got != 0 {
+		fmt.Printf("mul_int16 0*-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(-32768); got != 0 {
+		fmt.Printf("mul_int16 -32768*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(-32767); got != 0 {
+		fmt.Printf("mul_int16 0*-32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(-32767); got != 0 {
+		fmt.Printf("mul_int16 -32767*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(-1); got != 0 {
+		fmt.Printf("mul_int16 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(-1); got != 0 {
+		fmt.Printf("mul_int16 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(1); got != 0 {
+		fmt.Printf("mul_int16 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(1); got != 0 {
+		fmt.Printf("mul_int16 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(32766); got != 0 {
+		fmt.Printf("mul_int16 0*32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(32766); got != 0 {
+		fmt.Printf("mul_int16 32766*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int16_ssa(32767); got != 0 {
+		fmt.Printf("mul_int16 0*32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_0_ssa(32767); got != 0 {
+		fmt.Printf("mul_int16 32767*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 1*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 -32768*1 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(-32767); got != -32767 {
+		fmt.Printf("mul_int16 1*-32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(-32767); got != -32767 {
+		fmt.Printf("mul_int16 -32767*1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(-1); got != -1 {
+		fmt.Printf("mul_int16 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(-1); got != -1 {
+		fmt.Printf("mul_int16 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(1); got != 1 {
+		fmt.Printf("mul_int16 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(1); got != 1 {
+		fmt.Printf("mul_int16 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(32766); got != 32766 {
+		fmt.Printf("mul_int16 1*32766 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(32766); got != 32766 {
+		fmt.Printf("mul_int16 32766*1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int16_ssa(32767); got != 32767 {
+		fmt.Printf("mul_int16 1*32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_1_ssa(32767); got != 32767 {
+		fmt.Printf("mul_int16 32767*1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(-32768); got != 0 {
+		fmt.Printf("mul_int16 32766*-32768 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(-32768); got != 0 {
+		fmt.Printf("mul_int16 -32768*32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(-32767); got != 32766 {
+		fmt.Printf("mul_int16 32766*-32767 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(-32767); got != 32766 {
+		fmt.Printf("mul_int16 -32767*32766 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(-1); got != -32766 {
+		fmt.Printf("mul_int16 32766*-1 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(-1); got != -32766 {
+		fmt.Printf("mul_int16 -1*32766 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 32766*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*32766 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(1); got != 32766 {
+		fmt.Printf("mul_int16 32766*1 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(1); got != 32766 {
+		fmt.Printf("mul_int16 1*32766 = %d, wanted 32766\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(32766); got != 4 {
+		fmt.Printf("mul_int16 32766*32766 = %d, wanted 4\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(32766); got != 4 {
+		fmt.Printf("mul_int16 32766*32766 = %d, wanted 4\n", got)
+		failed = true
+	}
+
+	if got := mul_32766_int16_ssa(32767); got != -32766 {
+		fmt.Printf("mul_int16 32766*32767 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32766_ssa(32767); got != -32766 {
+		fmt.Printf("mul_int16 32767*32766 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 32767*-32768 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(-32768); got != -32768 {
+		fmt.Printf("mul_int16 -32768*32767 = %d, wanted -32768\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(-32767); got != -1 {
+		fmt.Printf("mul_int16 32767*-32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(-32767); got != -1 {
+		fmt.Printf("mul_int16 -32767*32767 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(-1); got != -32767 {
+		fmt.Printf("mul_int16 32767*-1 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(-1); got != -32767 {
+		fmt.Printf("mul_int16 -1*32767 = %d, wanted -32767\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 32767*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(0); got != 0 {
+		fmt.Printf("mul_int16 0*32767 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(1); got != 32767 {
+		fmt.Printf("mul_int16 32767*1 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(1); got != 32767 {
+		fmt.Printf("mul_int16 1*32767 = %d, wanted 32767\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(32766); got != -32766 {
+		fmt.Printf("mul_int16 32767*32766 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(32766); got != -32766 {
+		fmt.Printf("mul_int16 32766*32767 = %d, wanted -32766\n", got)
+		failed = true
+	}
+
+	if got := mul_32767_int16_ssa(32767); got != 1 {
+		fmt.Printf("mul_int16 32767*32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int16_32767_ssa(32767); got != 1 {
+		fmt.Printf("mul_int16 32767*32767 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint8_ssa(0); got != 0 {
+		fmt.Printf("add_uint8 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_0_ssa(0); got != 0 {
+		fmt.Printf("add_uint8 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint8_ssa(1); got != 1 {
+		fmt.Printf("add_uint8 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_0_ssa(1); got != 1 {
+		fmt.Printf("add_uint8 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_uint8_ssa(255); got != 255 {
+		fmt.Printf("add_uint8 0+255 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_0_ssa(255); got != 255 {
+		fmt.Printf("add_uint8 255+0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint8_ssa(0); got != 1 {
+		fmt.Printf("add_uint8 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_1_ssa(0); got != 1 {
+		fmt.Printf("add_uint8 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint8_ssa(1); got != 2 {
+		fmt.Printf("add_uint8 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_1_ssa(1); got != 2 {
+		fmt.Printf("add_uint8 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_uint8_ssa(255); got != 0 {
+		fmt.Printf("add_uint8 1+255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_1_ssa(255); got != 0 {
+		fmt.Printf("add_uint8 255+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_255_uint8_ssa(0); got != 255 {
+		fmt.Printf("add_uint8 255+0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_255_ssa(0); got != 255 {
+		fmt.Printf("add_uint8 0+255 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := add_255_uint8_ssa(1); got != 0 {
+		fmt.Printf("add_uint8 255+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_255_ssa(1); got != 0 {
+		fmt.Printf("add_uint8 1+255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_255_uint8_ssa(255); got != 254 {
+		fmt.Printf("add_uint8 255+255 = %d, wanted 254\n", got)
+		failed = true
+	}
+
+	if got := add_uint8_255_ssa(255); got != 254 {
+		fmt.Printf("add_uint8 255+255 = %d, wanted 254\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint8_ssa(0); got != 0 {
+		fmt.Printf("sub_uint8 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_0_ssa(0); got != 0 {
+		fmt.Printf("sub_uint8 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint8_ssa(1); got != 255 {
+		fmt.Printf("sub_uint8 0-1 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_0_ssa(1); got != 1 {
+		fmt.Printf("sub_uint8 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_uint8_ssa(255); got != 1 {
+		fmt.Printf("sub_uint8 0-255 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_0_ssa(255); got != 255 {
+		fmt.Printf("sub_uint8 255-0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint8_ssa(0); got != 1 {
+		fmt.Printf("sub_uint8 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_1_ssa(0); got != 255 {
+		fmt.Printf("sub_uint8 0-1 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint8_ssa(1); got != 0 {
+		fmt.Printf("sub_uint8 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_1_ssa(1); got != 0 {
+		fmt.Printf("sub_uint8 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_uint8_ssa(255); got != 2 {
+		fmt.Printf("sub_uint8 1-255 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_1_ssa(255); got != 254 {
+		fmt.Printf("sub_uint8 255-1 = %d, wanted 254\n", got)
+		failed = true
+	}
+
+	if got := sub_255_uint8_ssa(0); got != 255 {
+		fmt.Printf("sub_uint8 255-0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_255_ssa(0); got != 1 {
+		fmt.Printf("sub_uint8 0-255 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_255_uint8_ssa(1); got != 254 {
+		fmt.Printf("sub_uint8 255-1 = %d, wanted 254\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_255_ssa(1); got != 2 {
+		fmt.Printf("sub_uint8 1-255 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_255_uint8_ssa(255); got != 0 {
+		fmt.Printf("sub_uint8 255-255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_uint8_255_ssa(255); got != 0 {
+		fmt.Printf("sub_uint8 255-255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint8_ssa(1); got != 0 {
+		fmt.Printf("div_uint8 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_uint8_ssa(255); got != 0 {
+		fmt.Printf("div_uint8 0/255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint8_1_ssa(0); got != 0 {
+		fmt.Printf("div_uint8 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint8_ssa(1); got != 1 {
+		fmt.Printf("div_uint8 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint8_1_ssa(1); got != 1 {
+		fmt.Printf("div_uint8 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_uint8_ssa(255); got != 0 {
+		fmt.Printf("div_uint8 1/255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_uint8_1_ssa(255); got != 255 {
+		fmt.Printf("div_uint8 255/1 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := div_uint8_255_ssa(0); got != 0 {
+		fmt.Printf("div_uint8 0/255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_255_uint8_ssa(1); got != 255 {
+		fmt.Printf("div_uint8 255/1 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := div_uint8_255_ssa(1); got != 0 {
+		fmt.Printf("div_uint8 1/255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_255_uint8_ssa(255); got != 1 {
+		fmt.Printf("div_uint8 255/255 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_uint8_255_ssa(255); got != 1 {
+		fmt.Printf("div_uint8 255/255 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint8_ssa(0); got != 0 {
+		fmt.Printf("mul_uint8 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_0_ssa(0); got != 0 {
+		fmt.Printf("mul_uint8 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint8_ssa(1); got != 0 {
+		fmt.Printf("mul_uint8 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_0_ssa(1); got != 0 {
+		fmt.Printf("mul_uint8 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_uint8_ssa(255); got != 0 {
+		fmt.Printf("mul_uint8 0*255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_0_ssa(255); got != 0 {
+		fmt.Printf("mul_uint8 255*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint8_ssa(0); got != 0 {
+		fmt.Printf("mul_uint8 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_1_ssa(0); got != 0 {
+		fmt.Printf("mul_uint8 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint8_ssa(1); got != 1 {
+		fmt.Printf("mul_uint8 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_1_ssa(1); got != 1 {
+		fmt.Printf("mul_uint8 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_uint8_ssa(255); got != 255 {
+		fmt.Printf("mul_uint8 1*255 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_1_ssa(255); got != 255 {
+		fmt.Printf("mul_uint8 255*1 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := mul_255_uint8_ssa(0); got != 0 {
+		fmt.Printf("mul_uint8 255*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_255_ssa(0); got != 0 {
+		fmt.Printf("mul_uint8 0*255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_255_uint8_ssa(1); got != 255 {
+		fmt.Printf("mul_uint8 255*1 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_255_ssa(1); got != 255 {
+		fmt.Printf("mul_uint8 1*255 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := mul_255_uint8_ssa(255); got != 1 {
+		fmt.Printf("mul_uint8 255*255 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_uint8_255_ssa(255); got != 1 {
+		fmt.Printf("mul_uint8 255*255 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint8_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint8 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_0_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint8 0<<0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint8_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint8 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_0_ssa(1); got != 1 {
+		fmt.Printf("lsh_uint8 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_0_uint8_ssa(255); got != 0 {
+		fmt.Printf("lsh_uint8 0<<255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_0_ssa(255); got != 255 {
+		fmt.Printf("lsh_uint8 255<<0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint8_ssa(0); got != 1 {
+		fmt.Printf("lsh_uint8 1<<0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_1_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint8 0<<1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint8_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint8 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_1_ssa(1); got != 2 {
+		fmt.Printf("lsh_uint8 1<<1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := lsh_1_uint8_ssa(255); got != 0 {
+		fmt.Printf("lsh_uint8 1<<255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_1_ssa(255); got != 254 {
+		fmt.Printf("lsh_uint8 255<<1 = %d, wanted 254\n", got)
+		failed = true
+	}
+
+	if got := lsh_255_uint8_ssa(0); got != 255 {
+		fmt.Printf("lsh_uint8 255<<0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_255_ssa(0); got != 0 {
+		fmt.Printf("lsh_uint8 0<<255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_255_uint8_ssa(1); got != 254 {
+		fmt.Printf("lsh_uint8 255<<1 = %d, wanted 254\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_255_ssa(1); got != 0 {
+		fmt.Printf("lsh_uint8 1<<255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_255_uint8_ssa(255); got != 0 {
+		fmt.Printf("lsh_uint8 255<<255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := lsh_uint8_255_ssa(255); got != 0 {
+		fmt.Printf("lsh_uint8 255<<255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint8_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint8 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_0_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint8 0>>0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint8_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint8 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_0_ssa(1); got != 1 {
+		fmt.Printf("rsh_uint8 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_0_uint8_ssa(255); got != 0 {
+		fmt.Printf("rsh_uint8 0>>255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_0_ssa(255); got != 255 {
+		fmt.Printf("rsh_uint8 255>>0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint8_ssa(0); got != 1 {
+		fmt.Printf("rsh_uint8 1>>0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_1_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint8 0>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint8_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint8 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_1_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint8 1>>1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_1_uint8_ssa(255); got != 0 {
+		fmt.Printf("rsh_uint8 1>>255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_1_ssa(255); got != 127 {
+		fmt.Printf("rsh_uint8 255>>1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := rsh_255_uint8_ssa(0); got != 255 {
+		fmt.Printf("rsh_uint8 255>>0 = %d, wanted 255\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_255_ssa(0); got != 0 {
+		fmt.Printf("rsh_uint8 0>>255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_255_uint8_ssa(1); got != 127 {
+		fmt.Printf("rsh_uint8 255>>1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_255_ssa(1); got != 0 {
+		fmt.Printf("rsh_uint8 1>>255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_255_uint8_ssa(255); got != 0 {
+		fmt.Printf("rsh_uint8 255>>255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := rsh_uint8_255_ssa(255); got != 0 {
+		fmt.Printf("rsh_uint8 255>>255 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(-128); got != 0 {
+		fmt.Printf("add_int8 -128+-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(-128); got != 0 {
+		fmt.Printf("add_int8 -128+-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(-127); got != 1 {
+		fmt.Printf("add_int8 -128+-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(-127); got != 1 {
+		fmt.Printf("add_int8 -127+-128 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(-1); got != 127 {
+		fmt.Printf("add_int8 -128+-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(-1); got != 127 {
+		fmt.Printf("add_int8 -1+-128 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(0); got != -128 {
+		fmt.Printf("add_int8 -128+0 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(0); got != -128 {
+		fmt.Printf("add_int8 0+-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(1); got != -127 {
+		fmt.Printf("add_int8 -128+1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(1); got != -127 {
+		fmt.Printf("add_int8 1+-128 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(126); got != -2 {
+		fmt.Printf("add_int8 -128+126 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(126); got != -2 {
+		fmt.Printf("add_int8 126+-128 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg128_int8_ssa(127); got != -1 {
+		fmt.Printf("add_int8 -128+127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg128_ssa(127); got != -1 {
+		fmt.Printf("add_int8 127+-128 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(-128); got != 1 {
+		fmt.Printf("add_int8 -127+-128 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(-128); got != 1 {
+		fmt.Printf("add_int8 -128+-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(-127); got != 2 {
+		fmt.Printf("add_int8 -127+-127 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(-127); got != 2 {
+		fmt.Printf("add_int8 -127+-127 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(-1); got != -128 {
+		fmt.Printf("add_int8 -127+-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(-1); got != -128 {
+		fmt.Printf("add_int8 -1+-127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(0); got != -127 {
+		fmt.Printf("add_int8 -127+0 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(0); got != -127 {
+		fmt.Printf("add_int8 0+-127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(1); got != -126 {
+		fmt.Printf("add_int8 -127+1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(1); got != -126 {
+		fmt.Printf("add_int8 1+-127 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(126); got != -1 {
+		fmt.Printf("add_int8 -127+126 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(126); got != -1 {
+		fmt.Printf("add_int8 126+-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg127_int8_ssa(127); got != 0 {
+		fmt.Printf("add_int8 -127+127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg127_ssa(127); got != 0 {
+		fmt.Printf("add_int8 127+-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(-128); got != 127 {
+		fmt.Printf("add_int8 -1+-128 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(-128); got != 127 {
+		fmt.Printf("add_int8 -128+-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(-127); got != -128 {
+		fmt.Printf("add_int8 -1+-127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(-127); got != -128 {
+		fmt.Printf("add_int8 -127+-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(-1); got != -2 {
+		fmt.Printf("add_int8 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(-1); got != -2 {
+		fmt.Printf("add_int8 -1+-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(0); got != -1 {
+		fmt.Printf("add_int8 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(0); got != -1 {
+		fmt.Printf("add_int8 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(1); got != 0 {
+		fmt.Printf("add_int8 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(1); got != 0 {
+		fmt.Printf("add_int8 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(126); got != 125 {
+		fmt.Printf("add_int8 -1+126 = %d, wanted 125\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(126); got != 125 {
+		fmt.Printf("add_int8 126+-1 = %d, wanted 125\n", got)
+		failed = true
+	}
+
+	if got := add_Neg1_int8_ssa(127); got != 126 {
+		fmt.Printf("add_int8 -1+127 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_int8_Neg1_ssa(127); got != 126 {
+		fmt.Printf("add_int8 127+-1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(-128); got != -128 {
+		fmt.Printf("add_int8 0+-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(-128); got != -128 {
+		fmt.Printf("add_int8 -128+0 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(-127); got != -127 {
+		fmt.Printf("add_int8 0+-127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(-127); got != -127 {
+		fmt.Printf("add_int8 -127+0 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(-1); got != -1 {
+		fmt.Printf("add_int8 0+-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(-1); got != -1 {
+		fmt.Printf("add_int8 -1+0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(0); got != 0 {
+		fmt.Printf("add_int8 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(0); got != 0 {
+		fmt.Printf("add_int8 0+0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(1); got != 1 {
+		fmt.Printf("add_int8 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(1); got != 1 {
+		fmt.Printf("add_int8 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(126); got != 126 {
+		fmt.Printf("add_int8 0+126 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(126); got != 126 {
+		fmt.Printf("add_int8 126+0 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_0_int8_ssa(127); got != 127 {
+		fmt.Printf("add_int8 0+127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_0_ssa(127); got != 127 {
+		fmt.Printf("add_int8 127+0 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(-128); got != -127 {
+		fmt.Printf("add_int8 1+-128 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(-128); got != -127 {
+		fmt.Printf("add_int8 -128+1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(-127); got != -126 {
+		fmt.Printf("add_int8 1+-127 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(-127); got != -126 {
+		fmt.Printf("add_int8 -127+1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(-1); got != 0 {
+		fmt.Printf("add_int8 1+-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(-1); got != 0 {
+		fmt.Printf("add_int8 -1+1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(0); got != 1 {
+		fmt.Printf("add_int8 1+0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(0); got != 1 {
+		fmt.Printf("add_int8 0+1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(1); got != 2 {
+		fmt.Printf("add_int8 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(1); got != 2 {
+		fmt.Printf("add_int8 1+1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(126); got != 127 {
+		fmt.Printf("add_int8 1+126 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(126); got != 127 {
+		fmt.Printf("add_int8 126+1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_1_int8_ssa(127); got != -128 {
+		fmt.Printf("add_int8 1+127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_int8_1_ssa(127); got != -128 {
+		fmt.Printf("add_int8 127+1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(-128); got != -2 {
+		fmt.Printf("add_int8 126+-128 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(-128); got != -2 {
+		fmt.Printf("add_int8 -128+126 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(-127); got != -1 {
+		fmt.Printf("add_int8 126+-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(-127); got != -1 {
+		fmt.Printf("add_int8 -127+126 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(-1); got != 125 {
+		fmt.Printf("add_int8 126+-1 = %d, wanted 125\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(-1); got != 125 {
+		fmt.Printf("add_int8 -1+126 = %d, wanted 125\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(0); got != 126 {
+		fmt.Printf("add_int8 126+0 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(0); got != 126 {
+		fmt.Printf("add_int8 0+126 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(1); got != 127 {
+		fmt.Printf("add_int8 126+1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(1); got != 127 {
+		fmt.Printf("add_int8 1+126 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(126); got != -4 {
+		fmt.Printf("add_int8 126+126 = %d, wanted -4\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(126); got != -4 {
+		fmt.Printf("add_int8 126+126 = %d, wanted -4\n", got)
+		failed = true
+	}
+
+	if got := add_126_int8_ssa(127); got != -3 {
+		fmt.Printf("add_int8 126+127 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_int8_126_ssa(127); got != -3 {
+		fmt.Printf("add_int8 127+126 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(-128); got != -1 {
+		fmt.Printf("add_int8 127+-128 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(-128); got != -1 {
+		fmt.Printf("add_int8 -128+127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(-127); got != 0 {
+		fmt.Printf("add_int8 127+-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(-127); got != 0 {
+		fmt.Printf("add_int8 -127+127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(-1); got != 126 {
+		fmt.Printf("add_int8 127+-1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(-1); got != 126 {
+		fmt.Printf("add_int8 -1+127 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(0); got != 127 {
+		fmt.Printf("add_int8 127+0 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(0); got != 127 {
+		fmt.Printf("add_int8 0+127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(1); got != -128 {
+		fmt.Printf("add_int8 127+1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(1); got != -128 {
+		fmt.Printf("add_int8 1+127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(126); got != -3 {
+		fmt.Printf("add_int8 127+126 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(126); got != -3 {
+		fmt.Printf("add_int8 126+127 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := add_127_int8_ssa(127); got != -2 {
+		fmt.Printf("add_int8 127+127 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := add_int8_127_ssa(127); got != -2 {
+		fmt.Printf("add_int8 127+127 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(-128); got != 0 {
+		fmt.Printf("sub_int8 -128--128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(-128); got != 0 {
+		fmt.Printf("sub_int8 -128--128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(-127); got != -1 {
+		fmt.Printf("sub_int8 -128--127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(-127); got != 1 {
+		fmt.Printf("sub_int8 -127--128 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(-1); got != -127 {
+		fmt.Printf("sub_int8 -128--1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(-1); got != 127 {
+		fmt.Printf("sub_int8 -1--128 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(0); got != -128 {
+		fmt.Printf("sub_int8 -128-0 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(0); got != -128 {
+		fmt.Printf("sub_int8 0--128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(1); got != 127 {
+		fmt.Printf("sub_int8 -128-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(1); got != -127 {
+		fmt.Printf("sub_int8 1--128 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(126); got != 2 {
+		fmt.Printf("sub_int8 -128-126 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(126); got != -2 {
+		fmt.Printf("sub_int8 126--128 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg128_int8_ssa(127); got != 1 {
+		fmt.Printf("sub_int8 -128-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg128_ssa(127); got != -1 {
+		fmt.Printf("sub_int8 127--128 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(-128); got != 1 {
+		fmt.Printf("sub_int8 -127--128 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(-128); got != -1 {
+		fmt.Printf("sub_int8 -128--127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(-127); got != 0 {
+		fmt.Printf("sub_int8 -127--127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(-127); got != 0 {
+		fmt.Printf("sub_int8 -127--127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(-1); got != -126 {
+		fmt.Printf("sub_int8 -127--1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(-1); got != 126 {
+		fmt.Printf("sub_int8 -1--127 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(0); got != -127 {
+		fmt.Printf("sub_int8 -127-0 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(0); got != 127 {
+		fmt.Printf("sub_int8 0--127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(1); got != -128 {
+		fmt.Printf("sub_int8 -127-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(1); got != -128 {
+		fmt.Printf("sub_int8 1--127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(126); got != 3 {
+		fmt.Printf("sub_int8 -127-126 = %d, wanted 3\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(126); got != -3 {
+		fmt.Printf("sub_int8 126--127 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg127_int8_ssa(127); got != 2 {
+		fmt.Printf("sub_int8 -127-127 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg127_ssa(127); got != -2 {
+		fmt.Printf("sub_int8 127--127 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(-128); got != 127 {
+		fmt.Printf("sub_int8 -1--128 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(-128); got != -127 {
+		fmt.Printf("sub_int8 -128--1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(-127); got != 126 {
+		fmt.Printf("sub_int8 -1--127 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(-127); got != -126 {
+		fmt.Printf("sub_int8 -127--1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(-1); got != 0 {
+		fmt.Printf("sub_int8 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(-1); got != 0 {
+		fmt.Printf("sub_int8 -1--1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(0); got != -1 {
+		fmt.Printf("sub_int8 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(0); got != 1 {
+		fmt.Printf("sub_int8 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(1); got != -2 {
+		fmt.Printf("sub_int8 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(1); got != 2 {
+		fmt.Printf("sub_int8 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(126); got != -127 {
+		fmt.Printf("sub_int8 -1-126 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(126); got != 127 {
+		fmt.Printf("sub_int8 126--1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_Neg1_int8_ssa(127); got != -128 {
+		fmt.Printf("sub_int8 -1-127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_Neg1_ssa(127); got != -128 {
+		fmt.Printf("sub_int8 127--1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(-128); got != -128 {
+		fmt.Printf("sub_int8 0--128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(-128); got != -128 {
+		fmt.Printf("sub_int8 -128-0 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(-127); got != 127 {
+		fmt.Printf("sub_int8 0--127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(-127); got != -127 {
+		fmt.Printf("sub_int8 -127-0 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(-1); got != 1 {
+		fmt.Printf("sub_int8 0--1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(-1); got != -1 {
+		fmt.Printf("sub_int8 -1-0 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(0); got != 0 {
+		fmt.Printf("sub_int8 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(0); got != 0 {
+		fmt.Printf("sub_int8 0-0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(1); got != -1 {
+		fmt.Printf("sub_int8 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(1); got != 1 {
+		fmt.Printf("sub_int8 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(126); got != -126 {
+		fmt.Printf("sub_int8 0-126 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(126); got != 126 {
+		fmt.Printf("sub_int8 126-0 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := sub_0_int8_ssa(127); got != -127 {
+		fmt.Printf("sub_int8 0-127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_0_ssa(127); got != 127 {
+		fmt.Printf("sub_int8 127-0 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(-128); got != -127 {
+		fmt.Printf("sub_int8 1--128 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(-128); got != 127 {
+		fmt.Printf("sub_int8 -128-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(-127); got != -128 {
+		fmt.Printf("sub_int8 1--127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(-127); got != -128 {
+		fmt.Printf("sub_int8 -127-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(-1); got != 2 {
+		fmt.Printf("sub_int8 1--1 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(-1); got != -2 {
+		fmt.Printf("sub_int8 -1-1 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(0); got != 1 {
+		fmt.Printf("sub_int8 1-0 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(0); got != -1 {
+		fmt.Printf("sub_int8 0-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(1); got != 0 {
+		fmt.Printf("sub_int8 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(1); got != 0 {
+		fmt.Printf("sub_int8 1-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(126); got != -125 {
+		fmt.Printf("sub_int8 1-126 = %d, wanted -125\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(126); got != 125 {
+		fmt.Printf("sub_int8 126-1 = %d, wanted 125\n", got)
+		failed = true
+	}
+
+	if got := sub_1_int8_ssa(127); got != -126 {
+		fmt.Printf("sub_int8 1-127 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_1_ssa(127); got != 126 {
+		fmt.Printf("sub_int8 127-1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(-128); got != -2 {
+		fmt.Printf("sub_int8 126--128 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(-128); got != 2 {
+		fmt.Printf("sub_int8 -128-126 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(-127); got != -3 {
+		fmt.Printf("sub_int8 126--127 = %d, wanted -3\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(-127); got != 3 {
+		fmt.Printf("sub_int8 -127-126 = %d, wanted 3\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(-1); got != 127 {
+		fmt.Printf("sub_int8 126--1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(-1); got != -127 {
+		fmt.Printf("sub_int8 -1-126 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(0); got != 126 {
+		fmt.Printf("sub_int8 126-0 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(0); got != -126 {
+		fmt.Printf("sub_int8 0-126 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(1); got != 125 {
+		fmt.Printf("sub_int8 126-1 = %d, wanted 125\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(1); got != -125 {
+		fmt.Printf("sub_int8 1-126 = %d, wanted -125\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(126); got != 0 {
+		fmt.Printf("sub_int8 126-126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(126); got != 0 {
+		fmt.Printf("sub_int8 126-126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_126_int8_ssa(127); got != -1 {
+		fmt.Printf("sub_int8 126-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_126_ssa(127); got != 1 {
+		fmt.Printf("sub_int8 127-126 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(-128); got != -1 {
+		fmt.Printf("sub_int8 127--128 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(-128); got != 1 {
+		fmt.Printf("sub_int8 -128-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(-127); got != -2 {
+		fmt.Printf("sub_int8 127--127 = %d, wanted -2\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(-127); got != 2 {
+		fmt.Printf("sub_int8 -127-127 = %d, wanted 2\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(-1); got != -128 {
+		fmt.Printf("sub_int8 127--1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(-1); got != -128 {
+		fmt.Printf("sub_int8 -1-127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(0); got != 127 {
+		fmt.Printf("sub_int8 127-0 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(0); got != -127 {
+		fmt.Printf("sub_int8 0-127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(1); got != 126 {
+		fmt.Printf("sub_int8 127-1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(1); got != -126 {
+		fmt.Printf("sub_int8 1-127 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(126); got != 1 {
+		fmt.Printf("sub_int8 127-126 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(126); got != -1 {
+		fmt.Printf("sub_int8 126-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := sub_127_int8_ssa(127); got != 0 {
+		fmt.Printf("sub_int8 127-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := sub_int8_127_ssa(127); got != 0 {
+		fmt.Printf("sub_int8 127-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg128_int8_ssa(-128); got != 1 {
+		fmt.Printf("div_int8 -128/-128 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(-128); got != 1 {
+		fmt.Printf("div_int8 -128/-128 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg128_int8_ssa(-127); got != 1 {
+		fmt.Printf("div_int8 -128/-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(-127); got != 0 {
+		fmt.Printf("div_int8 -127/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg128_int8_ssa(-1); got != -128 {
+		fmt.Printf("div_int8 -128/-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(-1); got != 0 {
+		fmt.Printf("div_int8 -1/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(0); got != 0 {
+		fmt.Printf("div_int8 0/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg128_int8_ssa(1); got != -128 {
+		fmt.Printf("div_int8 -128/1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(1); got != 0 {
+		fmt.Printf("div_int8 1/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg128_int8_ssa(126); got != -1 {
+		fmt.Printf("div_int8 -128/126 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(126); got != 0 {
+		fmt.Printf("div_int8 126/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg128_int8_ssa(127); got != -1 {
+		fmt.Printf("div_int8 -128/127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg128_ssa(127); got != 0 {
+		fmt.Printf("div_int8 127/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg127_int8_ssa(-128); got != 0 {
+		fmt.Printf("div_int8 -127/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(-128); got != 1 {
+		fmt.Printf("div_int8 -128/-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg127_int8_ssa(-127); got != 1 {
+		fmt.Printf("div_int8 -127/-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(-127); got != 1 {
+		fmt.Printf("div_int8 -127/-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg127_int8_ssa(-1); got != 127 {
+		fmt.Printf("div_int8 -127/-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(-1); got != 0 {
+		fmt.Printf("div_int8 -1/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(0); got != 0 {
+		fmt.Printf("div_int8 0/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg127_int8_ssa(1); got != -127 {
+		fmt.Printf("div_int8 -127/1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(1); got != 0 {
+		fmt.Printf("div_int8 1/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg127_int8_ssa(126); got != -1 {
+		fmt.Printf("div_int8 -127/126 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(126); got != 0 {
+		fmt.Printf("div_int8 126/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg127_int8_ssa(127); got != -1 {
+		fmt.Printf("div_int8 -127/127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg127_ssa(127); got != -1 {
+		fmt.Printf("div_int8 127/-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int8_ssa(-128); got != 0 {
+		fmt.Printf("div_int8 -1/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(-128); got != -128 {
+		fmt.Printf("div_int8 -128/-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int8_ssa(-127); got != 0 {
+		fmt.Printf("div_int8 -1/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(-127); got != 127 {
+		fmt.Printf("div_int8 -127/-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int8_ssa(-1); got != 1 {
+		fmt.Printf("div_int8 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("div_int8 -1/-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(0); got != 0 {
+		fmt.Printf("div_int8 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int8_ssa(1); got != -1 {
+		fmt.Printf("div_int8 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(1); got != -1 {
+		fmt.Printf("div_int8 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int8_ssa(126); got != 0 {
+		fmt.Printf("div_int8 -1/126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(126); got != -126 {
+		fmt.Printf("div_int8 126/-1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := div_Neg1_int8_ssa(127); got != 0 {
+		fmt.Printf("div_int8 -1/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_Neg1_ssa(127); got != -127 {
+		fmt.Printf("div_int8 127/-1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := div_0_int8_ssa(-128); got != 0 {
+		fmt.Printf("div_int8 0/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int8_ssa(-127); got != 0 {
+		fmt.Printf("div_int8 0/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int8_ssa(-1); got != 0 {
+		fmt.Printf("div_int8 0/-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int8_ssa(1); got != 0 {
+		fmt.Printf("div_int8 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int8_ssa(126); got != 0 {
+		fmt.Printf("div_int8 0/126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_0_int8_ssa(127); got != 0 {
+		fmt.Printf("div_int8 0/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int8_ssa(-128); got != 0 {
+		fmt.Printf("div_int8 1/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(-128); got != -128 {
+		fmt.Printf("div_int8 -128/1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := div_1_int8_ssa(-127); got != 0 {
+		fmt.Printf("div_int8 1/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(-127); got != -127 {
+		fmt.Printf("div_int8 -127/1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := div_1_int8_ssa(-1); got != -1 {
+		fmt.Printf("div_int8 1/-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(-1); got != -1 {
+		fmt.Printf("div_int8 -1/1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(0); got != 0 {
+		fmt.Printf("div_int8 0/1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_1_int8_ssa(1); got != 1 {
+		fmt.Printf("div_int8 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(1); got != 1 {
+		fmt.Printf("div_int8 1/1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_1_int8_ssa(126); got != 0 {
+		fmt.Printf("div_int8 1/126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(126); got != 126 {
+		fmt.Printf("div_int8 126/1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := div_1_int8_ssa(127); got != 0 {
+		fmt.Printf("div_int8 1/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_1_ssa(127); got != 127 {
+		fmt.Printf("div_int8 127/1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := div_126_int8_ssa(-128); got != 0 {
+		fmt.Printf("div_int8 126/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(-128); got != -1 {
+		fmt.Printf("div_int8 -128/126 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_126_int8_ssa(-127); got != 0 {
+		fmt.Printf("div_int8 126/-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(-127); got != -1 {
+		fmt.Printf("div_int8 -127/126 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_126_int8_ssa(-1); got != -126 {
+		fmt.Printf("div_int8 126/-1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(-1); got != 0 {
+		fmt.Printf("div_int8 -1/126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(0); got != 0 {
+		fmt.Printf("div_int8 0/126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_126_int8_ssa(1); got != 126 {
+		fmt.Printf("div_int8 126/1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(1); got != 0 {
+		fmt.Printf("div_int8 1/126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_126_int8_ssa(126); got != 1 {
+		fmt.Printf("div_int8 126/126 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(126); got != 1 {
+		fmt.Printf("div_int8 126/126 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_126_int8_ssa(127); got != 0 {
+		fmt.Printf("div_int8 126/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_126_ssa(127); got != 1 {
+		fmt.Printf("div_int8 127/126 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_127_int8_ssa(-128); got != 0 {
+		fmt.Printf("div_int8 127/-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(-128); got != -1 {
+		fmt.Printf("div_int8 -128/127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_127_int8_ssa(-127); got != -1 {
+		fmt.Printf("div_int8 127/-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(-127); got != -1 {
+		fmt.Printf("div_int8 -127/127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := div_127_int8_ssa(-1); got != -127 {
+		fmt.Printf("div_int8 127/-1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(-1); got != 0 {
+		fmt.Printf("div_int8 -1/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(0); got != 0 {
+		fmt.Printf("div_int8 0/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_127_int8_ssa(1); got != 127 {
+		fmt.Printf("div_int8 127/1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(1); got != 0 {
+		fmt.Printf("div_int8 1/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_127_int8_ssa(126); got != 1 {
+		fmt.Printf("div_int8 127/126 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(126); got != 0 {
+		fmt.Printf("div_int8 126/127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := div_127_int8_ssa(127); got != 1 {
+		fmt.Printf("div_int8 127/127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := div_int8_127_ssa(127); got != 1 {
+		fmt.Printf("div_int8 127/127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(-128); got != 0 {
+		fmt.Printf("mul_int8 -128*-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(-128); got != 0 {
+		fmt.Printf("mul_int8 -128*-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(-127); got != -128 {
+		fmt.Printf("mul_int8 -128*-127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(-127); got != -128 {
+		fmt.Printf("mul_int8 -127*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(-1); got != -128 {
+		fmt.Printf("mul_int8 -128*-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(-1); got != -128 {
+		fmt.Printf("mul_int8 -1*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 -128*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(1); got != -128 {
+		fmt.Printf("mul_int8 -128*1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(1); got != -128 {
+		fmt.Printf("mul_int8 1*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(126); got != 0 {
+		fmt.Printf("mul_int8 -128*126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(126); got != 0 {
+		fmt.Printf("mul_int8 126*-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg128_int8_ssa(127); got != -128 {
+		fmt.Printf("mul_int8 -128*127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg128_ssa(127); got != -128 {
+		fmt.Printf("mul_int8 127*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 -127*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 -128*-127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(-127); got != 1 {
+		fmt.Printf("mul_int8 -127*-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(-127); got != 1 {
+		fmt.Printf("mul_int8 -127*-127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(-1); got != 127 {
+		fmt.Printf("mul_int8 -127*-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(-1); got != 127 {
+		fmt.Printf("mul_int8 -1*-127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 -127*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(1); got != -127 {
+		fmt.Printf("mul_int8 -127*1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(1); got != -127 {
+		fmt.Printf("mul_int8 1*-127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(126); got != 126 {
+		fmt.Printf("mul_int8 -127*126 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(126); got != 126 {
+		fmt.Printf("mul_int8 126*-127 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg127_int8_ssa(127); got != -1 {
+		fmt.Printf("mul_int8 -127*127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg127_ssa(127); got != -1 {
+		fmt.Printf("mul_int8 127*-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 -1*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 -128*-1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(-127); got != 127 {
+		fmt.Printf("mul_int8 -1*-127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(-127); got != 127 {
+		fmt.Printf("mul_int8 -127*-1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(-1); got != 1 {
+		fmt.Printf("mul_int8 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(-1); got != 1 {
+		fmt.Printf("mul_int8 -1*-1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(1); got != -1 {
+		fmt.Printf("mul_int8 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(1); got != -1 {
+		fmt.Printf("mul_int8 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(126); got != -126 {
+		fmt.Printf("mul_int8 -1*126 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(126); got != -126 {
+		fmt.Printf("mul_int8 126*-1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_Neg1_int8_ssa(127); got != -127 {
+		fmt.Printf("mul_int8 -1*127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_Neg1_ssa(127); got != -127 {
+		fmt.Printf("mul_int8 127*-1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(-128); got != 0 {
+		fmt.Printf("mul_int8 0*-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(-128); got != 0 {
+		fmt.Printf("mul_int8 -128*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(-127); got != 0 {
+		fmt.Printf("mul_int8 0*-127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(-127); got != 0 {
+		fmt.Printf("mul_int8 -127*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(-1); got != 0 {
+		fmt.Printf("mul_int8 0*-1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(-1); got != 0 {
+		fmt.Printf("mul_int8 -1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(1); got != 0 {
+		fmt.Printf("mul_int8 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(1); got != 0 {
+		fmt.Printf("mul_int8 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(126); got != 0 {
+		fmt.Printf("mul_int8 0*126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(126); got != 0 {
+		fmt.Printf("mul_int8 126*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_0_int8_ssa(127); got != 0 {
+		fmt.Printf("mul_int8 0*127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_0_ssa(127); got != 0 {
+		fmt.Printf("mul_int8 127*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 1*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 -128*1 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(-127); got != -127 {
+		fmt.Printf("mul_int8 1*-127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(-127); got != -127 {
+		fmt.Printf("mul_int8 -127*1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(-1); got != -1 {
+		fmt.Printf("mul_int8 1*-1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(-1); got != -1 {
+		fmt.Printf("mul_int8 -1*1 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 1*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*1 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(1); got != 1 {
+		fmt.Printf("mul_int8 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(1); got != 1 {
+		fmt.Printf("mul_int8 1*1 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(126); got != 126 {
+		fmt.Printf("mul_int8 1*126 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(126); got != 126 {
+		fmt.Printf("mul_int8 126*1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_1_int8_ssa(127); got != 127 {
+		fmt.Printf("mul_int8 1*127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_1_ssa(127); got != 127 {
+		fmt.Printf("mul_int8 127*1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(-128); got != 0 {
+		fmt.Printf("mul_int8 126*-128 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(-128); got != 0 {
+		fmt.Printf("mul_int8 -128*126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(-127); got != 126 {
+		fmt.Printf("mul_int8 126*-127 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(-127); got != 126 {
+		fmt.Printf("mul_int8 -127*126 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(-1); got != -126 {
+		fmt.Printf("mul_int8 126*-1 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(-1); got != -126 {
+		fmt.Printf("mul_int8 -1*126 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 126*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*126 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(1); got != 126 {
+		fmt.Printf("mul_int8 126*1 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(1); got != 126 {
+		fmt.Printf("mul_int8 1*126 = %d, wanted 126\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(126); got != 4 {
+		fmt.Printf("mul_int8 126*126 = %d, wanted 4\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(126); got != 4 {
+		fmt.Printf("mul_int8 126*126 = %d, wanted 4\n", got)
+		failed = true
+	}
+
+	if got := mul_126_int8_ssa(127); got != -126 {
+		fmt.Printf("mul_int8 126*127 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_126_ssa(127); got != -126 {
+		fmt.Printf("mul_int8 127*126 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 127*-128 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(-128); got != -128 {
+		fmt.Printf("mul_int8 -128*127 = %d, wanted -128\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(-127); got != -1 {
+		fmt.Printf("mul_int8 127*-127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(-127); got != -1 {
+		fmt.Printf("mul_int8 -127*127 = %d, wanted -1\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(-1); got != -127 {
+		fmt.Printf("mul_int8 127*-1 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(-1); got != -127 {
+		fmt.Printf("mul_int8 -1*127 = %d, wanted -127\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 127*0 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(0); got != 0 {
+		fmt.Printf("mul_int8 0*127 = %d, wanted 0\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(1); got != 127 {
+		fmt.Printf("mul_int8 127*1 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(1); got != 127 {
+		fmt.Printf("mul_int8 1*127 = %d, wanted 127\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(126); got != -126 {
+		fmt.Printf("mul_int8 127*126 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(126); got != -126 {
+		fmt.Printf("mul_int8 126*127 = %d, wanted -126\n", got)
+		failed = true
+	}
+
+	if got := mul_127_int8_ssa(127); got != 1 {
+		fmt.Printf("mul_int8 127*127 = %d, wanted 1\n", got)
+		failed = true
+	}
+
+	if got := mul_int8_127_ssa(127); got != 1 {
+		fmt.Printf("mul_int8 127*127 = %d, wanted 1\n", got)
+		failed = true
+	}
+	if failed {
+		panic("tests failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/arith_ssa.go b/src/cmd/compile/internal/gc/testdata/arith_ssa.go
new file mode 100644
index 0000000000..f4bea0ed11
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/arith_ssa.go
@@ -0,0 +1,438 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests arithmetic expressions
+
+package main
+
+import "fmt"
+
+const (
+	y = 0x0fffFFFF
+)
+
+//go:noinline
+func invalidAdd_ssa(x uint32) uint32 {
+	return x + y + y + y + y + y + y + y + y + y + y + y + y + y + y + y + y + y
+}
+
+//go:noinline
+func invalidSub_ssa(x uint32) uint32 {
+	return x - y - y - y - y - y - y - y - y - y - y - y - y - y - y - y - y - y
+}
+
+//go:noinline
+func invalidMul_ssa(x uint32) uint32 {
+	return x * y * y * y * y * y * y * y * y * y * y * y * y * y * y * y * y * y
+}
+
+// testLargeConst tests a situation where larger than 32 bit consts were passed to ADDL
+// causing an invalid instruction error.
+func testLargeConst() {
+	if want, got := uint32(268435440), invalidAdd_ssa(1); want != got {
+		println("testLargeConst add failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(4026531858), invalidSub_ssa(1); want != got {
+		println("testLargeConst sub failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(268435455), invalidMul_ssa(1); want != got {
+		println("testLargeConst mul failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+// testArithRshConst ensures that "const >> const" right shifts correctly perform
+// sign extension on the lhs constant
+func testArithRshConst() {
+	wantu := uint64(0x4000000000000000)
+	if got := arithRshuConst_ssa(); got != wantu {
+		println("arithRshuConst failed, wanted", wantu, "got", got)
+		failed = true
+	}
+
+	wants := int64(-0x4000000000000000)
+	if got := arithRshConst_ssa(); got != wants {
+		println("arithRshuConst failed, wanted", wants, "got", got)
+		failed = true
+	}
+}
+
+//go:noinline
+func arithRshuConst_ssa() uint64 {
+	y := uint64(0x8000000000000001)
+	z := uint64(1)
+	return uint64(y >> z)
+}
+
+//go:noinline
+func arithRshConst_ssa() int64 {
+	y := int64(-0x8000000000000000)
+	z := uint64(1)
+	return int64(y >> z)
+}
+
+//go:noinline
+func arithConstShift_ssa(x int64) int64 {
+	return x >> 100
+}
+
+// testArithConstShift tests that right shift by large constants preserve
+// the sign of the input.
+func testArithConstShift() {
+	want := int64(-1)
+	if got := arithConstShift_ssa(-1); want != got {
+		println("arithConstShift_ssa(-1) failed, wanted", want, "got", got)
+		failed = true
+	}
+	want = 0
+	if got := arithConstShift_ssa(1); want != got {
+		println("arithConstShift_ssa(1) failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+// overflowConstShift_ssa verifes that constant folding for shift
+// doesn't wrap (i.e. x << MAX_INT << 1 doesn't get folded to x << 0).
+//go:noinline
+func overflowConstShift64_ssa(x int64) int64 {
+	return x << uint64(0xffffffffffffffff) << uint64(1)
+}
+
+//go:noinline
+func overflowConstShift32_ssa(x int64) int32 {
+	return int32(x) << uint32(0xffffffff) << uint32(1)
+}
+
+//go:noinline
+func overflowConstShift16_ssa(x int64) int16 {
+	return int16(x) << uint16(0xffff) << uint16(1)
+}
+
+//go:noinline
+func overflowConstShift8_ssa(x int64) int8 {
+	return int8(x) << uint8(0xff) << uint8(1)
+}
+
+func testOverflowConstShift() {
+	want := int64(0)
+	for x := int64(-127); x < int64(127); x++ {
+		got := overflowConstShift64_ssa(x)
+		if want != got {
+			fmt.Printf("overflowShift64 failed, wanted %d got %d\n", want, got)
+		}
+		got = int64(overflowConstShift32_ssa(x))
+		if want != got {
+			fmt.Printf("overflowShift32 failed, wanted %d got %d\n", want, got)
+		}
+		got = int64(overflowConstShift16_ssa(x))
+		if want != got {
+			fmt.Printf("overflowShift16 failed, wanted %d got %d\n", want, got)
+		}
+		got = int64(overflowConstShift8_ssa(x))
+		if want != got {
+			fmt.Printf("overflowShift8 failed, wanted %d got %d\n", want, got)
+		}
+	}
+}
+
+// test64BitConstMult tests that rewrite rules don't fold 64 bit constants
+// into multiply instructions.
+func test64BitConstMult() {
+	want := int64(103079215109)
+	if got := test64BitConstMult_ssa(1, 2); want != got {
+		println("test64BitConstMult failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+//go:noinline
+func test64BitConstMult_ssa(a, b int64) int64 {
+	return 34359738369*a + b*34359738370
+}
+
+// test64BitConstAdd tests that rewrite rules don't fold 64 bit constants
+// into add instructions.
+func test64BitConstAdd() {
+	want := int64(3567671782835376650)
+	if got := test64BitConstAdd_ssa(1, 2); want != got {
+		println("test64BitConstAdd failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+//go:noinline
+func test64BitConstAdd_ssa(a, b int64) int64 {
+	return a + 575815584948629622 + b + 2991856197886747025
+}
+
+// testRegallocCVSpill tests that regalloc spills a value whose last use is the
+// current value.
+func testRegallocCVSpill() {
+	want := int8(-9)
+	if got := testRegallocCVSpill_ssa(1, 2, 3, 4); want != got {
+		println("testRegallocCVSpill failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+//go:noinline
+func testRegallocCVSpill_ssa(a, b, c, d int8) int8 {
+	return a + -32 + b + 63*c*-87*d
+}
+
+func testBitwiseLogic() {
+	a, b := uint32(57623283), uint32(1314713839)
+	if want, got := uint32(38551779), testBitwiseAnd_ssa(a, b); want != got {
+		println("testBitwiseAnd failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(1333785343), testBitwiseOr_ssa(a, b); want != got {
+		println("testBitwiseOr failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(1295233564), testBitwiseXor_ssa(a, b); want != got {
+		println("testBitwiseXor failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := int32(832), testBitwiseLsh_ssa(13, 4, 2); want != got {
+		println("testBitwiseLsh failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := int32(0), testBitwiseLsh_ssa(13, 25, 15); want != got {
+		println("testBitwiseLsh failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := int32(0), testBitwiseLsh_ssa(-13, 25, 15); want != got {
+		println("testBitwiseLsh failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := int32(-13), testBitwiseRsh_ssa(-832, 4, 2); want != got {
+		println("testBitwiseRsh failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := int32(0), testBitwiseRsh_ssa(13, 25, 15); want != got {
+		println("testBitwiseRsh failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := int32(-1), testBitwiseRsh_ssa(-13, 25, 15); want != got {
+		println("testBitwiseRsh failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(0x3ffffff), testBitwiseRshU_ssa(0xffffffff, 4, 2); want != got {
+		println("testBitwiseRshU failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(0), testBitwiseRshU_ssa(13, 25, 15); want != got {
+		println("testBitwiseRshU failed, wanted", want, "got", got)
+		failed = true
+	}
+	if want, got := uint32(0), testBitwiseRshU_ssa(0x8aaaaaaa, 25, 15); want != got {
+		println("testBitwiseRshU failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+//go:noinline
+func testBitwiseAnd_ssa(a, b uint32) uint32 {
+	return a & b
+}
+
+//go:noinline
+func testBitwiseOr_ssa(a, b uint32) uint32 {
+	return a | b
+}
+
+//go:noinline
+func testBitwiseXor_ssa(a, b uint32) uint32 {
+	return a ^ b
+}
+
+//go:noinline
+func testBitwiseLsh_ssa(a int32, b, c uint32) int32 {
+	return a << b << c
+}
+
+//go:noinline
+func testBitwiseRsh_ssa(a int32, b, c uint32) int32 {
+	return a >> b >> c
+}
+
+//go:noinline
+func testBitwiseRshU_ssa(a uint32, b, c uint32) uint32 {
+	return a >> b >> c
+}
+
+//go:noinline
+func testShiftCX_ssa() int {
+	v1 := uint8(3)
+	v4 := (v1 * v1) ^ v1 | v1 - v1 - v1&v1 ^ uint8(3+2) + v1*1>>0 - v1 | 1 | v1<<(2*3|0-0*0^1)
+	v5 := v4>>(3-0-uint(3)) | v1 | v1 + v1 ^ v4<<(0+1|3&1)<<(uint64(1)<<0*2*0<<0) ^ v1
+	v6 := v5 ^ (v1+v1)*v1 | v1 | v1*v1>>(v1&v1)>>(uint(1)<<0*uint(3)>>1)*v1<<2*v1<<v1 - v1>>2 | (v4 - v1) ^ v1 + v1 ^ v1>>1 | v1 + v1 - v1 ^ v1
+	v7 := v6 & v5 << 0
+	v1++
+	v11 := 2&1 ^ 0 + 3 | int(0^0)<<1>>(1*0*3) ^ 0*0 ^ 3&0*3&3 ^ 3*3 ^ 1 ^ int(2)<<(2*3) + 2 | 2 | 2 ^ 2 + 1 | 3 | 0 ^ int(1)>>1 ^ 2 // int
+	v7--
+	return int(uint64(2*1)<<(3-2)<<uint(3>>v7)-2)&v11 | v11 - int(2)<<0>>(2-1)*(v11*0&v11<<1<<(uint8(2)+v4))
+}
+
+func testShiftCX() {
+	want := 141
+	if got := testShiftCX_ssa(); want != got {
+		println("testShiftCX failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+// testSubqToNegq ensures that the SUBQ -> NEGQ translation works correctly.
+func testSubqToNegq() {
+	want := int64(-318294940372190156)
+	if got := testSubqToNegq_ssa(1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2); want != got {
+		println("testSubqToNegq failed, wanted", want, "got", got)
+		failed = true
+	}
+}
+
+//go:noinline
+func testSubqToNegq_ssa(a, b, c, d, e, f, g, h, i, j, k int64) int64 {
+	return a + 8207351403619448057 - b - 1779494519303207690 + c*8810076340510052032*d - 4465874067674546219 - e*4361839741470334295 - f + 8688847565426072650*g*8065564729145417479
+}
+
+func testOcom() {
+	want1, want2 := int32(0x55555555), int32(-0x55555556)
+	if got1, got2 := testOcom_ssa(0x55555555, 0x55555555); want1 != got1 || want2 != got2 {
+		println("testSubqToNegq failed, wanted", want1, "and", want2,
+			"got", got1, "and", got2)
+		failed = true
+	}
+}
+
+//go:noinline
+func testOcom_ssa(a, b int32) (int32, int32) {
+	return ^^^^a, ^^^^^b
+}
+
+func lrot1_ssa(w uint8, x uint16, y uint32, z uint64) (a uint8, b uint16, c uint32, d uint64) {
+	a = (w << 5) | (w >> 3)
+	b = (x << 13) | (x >> 3)
+	c = (y << 29) | (y >> 3)
+	d = (z << 61) | (z >> 3)
+	return
+}
+
+//go:noinline
+func lrot2_ssa(w, n uint32) uint32 {
+	// Want to be sure that a "rotate by 32" which
+	// is really 0 | (w >> 0) == w
+	// is correctly compiled.
+	return (w << n) | (w >> (32 - n))
+}
+
+//go:noinline
+func lrot3_ssa(w uint32) uint32 {
+	// Want to be sure that a "rotate by 32" which
+	// is really 0 | (w >> 0) == w
+	// is correctly compiled.
+	return (w << 32) | (w >> (32 - 32))
+}
+
+func testLrot() {
+	wantA, wantB, wantC, wantD := uint8(0xe1), uint16(0xe001),
+		uint32(0xe0000001), uint64(0xe000000000000001)
+	a, b, c, d := lrot1_ssa(0xf, 0xf, 0xf, 0xf)
+	if a != wantA || b != wantB || c != wantC || d != wantD {
+		println("lrot1_ssa(0xf, 0xf, 0xf, 0xf)=",
+			wantA, wantB, wantC, wantD, ", got", a, b, c, d)
+		failed = true
+	}
+	x := lrot2_ssa(0xb0000001, 32)
+	wantX := uint32(0xb0000001)
+	if x != wantX {
+		println("lrot2_ssa(0xb0000001, 32)=",
+			wantX, ", got", x)
+		failed = true
+	}
+	x = lrot3_ssa(0xb0000001)
+	if x != wantX {
+		println("lrot3_ssa(0xb0000001)=",
+			wantX, ", got", x)
+		failed = true
+	}
+
+}
+
+//go:noinline
+func sub1_ssa() uint64 {
+	v1 := uint64(3) // uint64
+	return v1*v1 - (v1&v1)&v1
+}
+func sub2_ssa() uint8 {
+	switch {
+	}
+	v1 := uint8(0)
+	v3 := v1 + v1 + v1 ^ v1 | 3 + v1 ^ v1 | v1 ^ v1
+	v1-- // dev.ssa doesn't see this one
+	return v1 ^ v1*v1 - v3
+}
+
+func testSubConst() {
+	x1 := sub1_ssa()
+	want1 := uint64(6)
+	if x1 != want1 {
+		println("sub1_ssa()=", want1, ", got", x1)
+		failed = true
+	}
+	x2 := sub2_ssa()
+	want2 := uint8(251)
+	if x2 != want2 {
+		println("sub2_ssa()=", want2, ", got", x2)
+		failed = true
+	}
+}
+
+//go:noinline
+func orPhi_ssa(a bool, x int) int {
+	v := 0
+	if a {
+		v = -1
+	} else {
+		v = -1
+	}
+	return x | v
+}
+
+func testOrPhi() {
+	if want, got := -1, orPhi_ssa(true, 4); got != want {
+		println("orPhi_ssa(true, 4)=", got, " want ", want)
+	}
+	if want, got := -1, orPhi_ssa(false, 0); got != want {
+		println("orPhi_ssa(false, 0)=", got, " want ", want)
+	}
+}
+
+var failed = false
+
+func main() {
+
+	test64BitConstMult()
+	test64BitConstAdd()
+	testRegallocCVSpill()
+	testSubqToNegq()
+	testBitwiseLogic()
+	testOcom()
+	testLrot()
+	testShiftCX()
+	testSubConst()
+	testOverflowConstShift()
+	testArithConstShift()
+	testArithRshConst()
+	testLargeConst()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/array_ssa.go b/src/cmd/compile/internal/gc/testdata/array_ssa.go
new file mode 100644
index 0000000000..0334339d43
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/array_ssa.go
@@ -0,0 +1,142 @@
+package main
+
+var failed = false
+
+//go:noinline
+func testSliceLenCap12_ssa(a [10]int, i, j int) (int, int) {
+	b := a[i:j]
+	return len(b), cap(b)
+}
+
+//go:noinline
+func testSliceLenCap1_ssa(a [10]int, i, j int) (int, int) {
+	b := a[i:]
+	return len(b), cap(b)
+}
+
+//go:noinline
+func testSliceLenCap2_ssa(a [10]int, i, j int) (int, int) {
+	b := a[:j]
+	return len(b), cap(b)
+}
+
+func testSliceLenCap() {
+	a := [10]int{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
+	tests := [...]struct {
+		fn   func(a [10]int, i, j int) (int, int)
+		i, j int // slice range
+		l, c int // len, cap
+	}{
+		// -1 means the value is not used.
+		{testSliceLenCap12_ssa, 0, 0, 0, 10},
+		{testSliceLenCap12_ssa, 0, 1, 1, 10},
+		{testSliceLenCap12_ssa, 0, 10, 10, 10},
+		{testSliceLenCap12_ssa, 10, 10, 0, 0},
+		{testSliceLenCap12_ssa, 0, 5, 5, 10},
+		{testSliceLenCap12_ssa, 5, 5, 0, 5},
+		{testSliceLenCap12_ssa, 5, 10, 5, 5},
+		{testSliceLenCap1_ssa, 0, -1, 0, 10},
+		{testSliceLenCap1_ssa, 5, -1, 5, 5},
+		{testSliceLenCap1_ssa, 10, -1, 0, 0},
+		{testSliceLenCap2_ssa, -1, 0, 0, 10},
+		{testSliceLenCap2_ssa, -1, 5, 5, 10},
+		{testSliceLenCap2_ssa, -1, 10, 10, 10},
+	}
+
+	for i, t := range tests {
+		if l, c := t.fn(a, t.i, t.j); l != t.l && c != t.c {
+			println("#", i, " len(a[", t.i, ":", t.j, "]), cap(a[", t.i, ":", t.j, "]) =", l, c,
+				", want", t.l, t.c)
+			failed = true
+		}
+	}
+}
+
+//go:noinline
+func testSliceGetElement_ssa(a [10]int, i, j, p int) int {
+	return a[i:j][p]
+}
+
+func testSliceGetElement() {
+	a := [10]int{0, 10, 20, 30, 40, 50, 60, 70, 80, 90}
+	tests := [...]struct {
+		i, j, p int
+		want    int // a[i:j][p]
+	}{
+		{0, 10, 2, 20},
+		{0, 5, 4, 40},
+		{5, 10, 3, 80},
+		{1, 9, 7, 80},
+	}
+
+	for i, t := range tests {
+		if got := testSliceGetElement_ssa(a, t.i, t.j, t.p); got != t.want {
+			println("#", i, " a[", t.i, ":", t.j, "][", t.p, "] = ", got, " wanted ", t.want)
+			failed = true
+		}
+	}
+}
+
+//go:noinline
+func testSliceSetElement_ssa(a *[10]int, i, j, p, x int) {
+	(*a)[i:j][p] = x
+}
+
+func testSliceSetElement() {
+	a := [10]int{0, 10, 20, 30, 40, 50, 60, 70, 80, 90}
+	tests := [...]struct {
+		i, j, p int
+		want    int // a[i:j][p]
+	}{
+		{0, 10, 2, 17},
+		{0, 5, 4, 11},
+		{5, 10, 3, 28},
+		{1, 9, 7, 99},
+	}
+
+	for i, t := range tests {
+		testSliceSetElement_ssa(&a, t.i, t.j, t.p, t.want)
+		if got := a[t.i+t.p]; got != t.want {
+			println("#", i, " a[", t.i, ":", t.j, "][", t.p, "] = ", got, " wanted ", t.want)
+			failed = true
+		}
+	}
+}
+
+func testSlicePanic1() {
+	defer func() {
+		if r := recover(); r != nil {
+			println("paniced as expected")
+		}
+	}()
+
+	a := [10]int{0, 10, 20, 30, 40, 50, 60, 70, 80, 90}
+	testSliceLenCap12_ssa(a, 3, 12)
+	println("expected to panic, but didn't")
+	failed = true
+}
+
+func testSlicePanic2() {
+	defer func() {
+		if r := recover(); r != nil {
+			println("paniced as expected")
+		}
+	}()
+
+	a := [10]int{0, 10, 20, 30, 40, 50, 60, 70, 80, 90}
+	testSliceGetElement_ssa(a, 3, 7, 4)
+	println("expected to panic, but didn't")
+	failed = true
+}
+
+func main() {
+	testSliceLenCap()
+	testSliceGetElement()
+	testSliceSetElement()
+	testSlicePanic1()
+	testSlicePanic2()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/assert_ssa.go b/src/cmd/compile/internal/gc/testdata/assert_ssa.go
new file mode 100644
index 0000000000..d64d4fc35a
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/assert_ssa.go
@@ -0,0 +1,147 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests type assertion expressions and statements
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+)
+
+type (
+	S struct{}
+	T struct{}
+
+	I interface {
+		F()
+	}
+)
+
+var (
+	s *S
+	t *T
+)
+
+func (s *S) F() {}
+func (t *T) F() {}
+
+func e2t_ssa(e interface{}) *T {
+	return e.(*T)
+}
+
+func i2t_ssa(i I) *T {
+	return i.(*T)
+}
+
+func testAssertE2TOk() {
+	if got := e2t_ssa(t); got != t {
+		fmt.Printf("e2t_ssa(t)=%v want %v", got, t)
+		failed = true
+	}
+}
+
+func testAssertE2TPanic() {
+	var got *T
+	defer func() {
+		if got != nil {
+			fmt.Printf("e2t_ssa(s)=%v want nil", got)
+			failed = true
+		}
+		e := recover()
+		err, ok := e.(*runtime.TypeAssertionError)
+		if !ok {
+			fmt.Printf("e2t_ssa(s) panic type %T", e)
+			failed = true
+		}
+		want := "interface conversion: interface {} is *main.S, not *main.T"
+		if err.Error() != want {
+			fmt.Printf("e2t_ssa(s) wrong error, want '%s', got '%s'\n", want, err.Error())
+			failed = true
+		}
+	}()
+	got = e2t_ssa(s)
+	fmt.Printf("e2t_ssa(s) should panic")
+	failed = true
+}
+
+func testAssertI2TOk() {
+	if got := i2t_ssa(t); got != t {
+		fmt.Printf("i2t_ssa(t)=%v want %v", got, t)
+		failed = true
+	}
+}
+
+func testAssertI2TPanic() {
+	var got *T
+	defer func() {
+		if got != nil {
+			fmt.Printf("i2t_ssa(s)=%v want nil", got)
+			failed = true
+		}
+		e := recover()
+		err, ok := e.(*runtime.TypeAssertionError)
+		if !ok {
+			fmt.Printf("i2t_ssa(s) panic type %T", e)
+			failed = true
+		}
+		want := "interface conversion: main.I is *main.S, not *main.T"
+		if err.Error() != want {
+			fmt.Printf("i2t_ssa(s) wrong error, want '%s', got '%s'\n", want, err.Error())
+			failed = true
+		}
+	}()
+	got = i2t_ssa(s)
+	fmt.Printf("i2t_ssa(s) should panic")
+	failed = true
+}
+
+func e2t2_ssa(e interface{}) (*T, bool) {
+	t, ok := e.(*T)
+	return t, ok
+}
+
+func i2t2_ssa(i I) (*T, bool) {
+	t, ok := i.(*T)
+	return t, ok
+}
+
+func testAssertE2T2() {
+	if got, ok := e2t2_ssa(t); !ok || got != t {
+		fmt.Printf("e2t2_ssa(t)=(%v, %v) want (%v, %v)", got, ok, t, true)
+		failed = true
+	}
+	if got, ok := e2t2_ssa(s); ok || got != nil {
+		fmt.Printf("e2t2_ssa(s)=(%v, %v) want (%v, %v)", got, ok, nil, false)
+		failed = true
+	}
+}
+
+func testAssertI2T2() {
+	if got, ok := i2t2_ssa(t); !ok || got != t {
+		fmt.Printf("i2t2_ssa(t)=(%v, %v) want (%v, %v)", got, ok, t, true)
+		failed = true
+	}
+	if got, ok := i2t2_ssa(s); ok || got != nil {
+		fmt.Printf("i2t2_ssa(s)=(%v, %v) want (%v, %v)", got, ok, nil, false)
+		failed = true
+	}
+}
+
+var failed = false
+
+func main() {
+	testAssertE2TOk()
+	testAssertE2TPanic()
+	testAssertI2TOk()
+	testAssertI2TPanic()
+	testAssertE2T2()
+	testAssertI2T2()
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/break_ssa.go b/src/cmd/compile/internal/gc/testdata/break_ssa.go
new file mode 100644
index 0000000000..855ef70049
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/break_ssa.go
@@ -0,0 +1,255 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests continue and break.
+
+package main
+
+func continuePlain_ssa() int {
+	var n int
+	for i := 0; i < 10; i++ {
+		if i == 6 {
+			continue
+		}
+		n = i
+	}
+	return n
+}
+
+func continueLabeled_ssa() int {
+	var n int
+Next:
+	for i := 0; i < 10; i++ {
+		if i == 6 {
+			continue Next
+		}
+		n = i
+	}
+	return n
+}
+
+func continuePlainInner_ssa() int {
+	var n int
+	for j := 0; j < 30; j += 10 {
+		for i := 0; i < 10; i++ {
+			if i == 6 {
+				continue
+			}
+			n = i
+		}
+		n += j
+	}
+	return n
+}
+
+func continueLabeledInner_ssa() int {
+	var n int
+	for j := 0; j < 30; j += 10 {
+	Next:
+		for i := 0; i < 10; i++ {
+			if i == 6 {
+				continue Next
+			}
+			n = i
+		}
+		n += j
+	}
+	return n
+}
+
+func continueLabeledOuter_ssa() int {
+	var n int
+Next:
+	for j := 0; j < 30; j += 10 {
+		for i := 0; i < 10; i++ {
+			if i == 6 {
+				continue Next
+			}
+			n = i
+		}
+		n += j
+	}
+	return n
+}
+
+func breakPlain_ssa() int {
+	var n int
+	for i := 0; i < 10; i++ {
+		if i == 6 {
+			break
+		}
+		n = i
+	}
+	return n
+}
+
+func breakLabeled_ssa() int {
+	var n int
+Next:
+	for i := 0; i < 10; i++ {
+		if i == 6 {
+			break Next
+		}
+		n = i
+	}
+	return n
+}
+
+func breakPlainInner_ssa() int {
+	var n int
+	for j := 0; j < 30; j += 10 {
+		for i := 0; i < 10; i++ {
+			if i == 6 {
+				break
+			}
+			n = i
+		}
+		n += j
+	}
+	return n
+}
+
+func breakLabeledInner_ssa() int {
+	var n int
+	for j := 0; j < 30; j += 10 {
+	Next:
+		for i := 0; i < 10; i++ {
+			if i == 6 {
+				break Next
+			}
+			n = i
+		}
+		n += j
+	}
+	return n
+}
+
+func breakLabeledOuter_ssa() int {
+	var n int
+Next:
+	for j := 0; j < 30; j += 10 {
+		for i := 0; i < 10; i++ {
+			if i == 6 {
+				break Next
+			}
+			n = i
+		}
+		n += j
+	}
+	return n
+}
+
+var g, h int // globals to ensure optimizations don't collapse our switch statements
+
+func switchPlain_ssa() int {
+	var n int
+	switch g {
+	case 0:
+		n = 1
+		break
+		n = 2
+	}
+	return n
+}
+
+func switchLabeled_ssa() int {
+	var n int
+Done:
+	switch g {
+	case 0:
+		n = 1
+		break Done
+		n = 2
+	}
+	return n
+}
+
+func switchPlainInner_ssa() int {
+	var n int
+	switch g {
+	case 0:
+		n = 1
+		switch h {
+		case 0:
+			n += 10
+			break
+		}
+		n = 2
+	}
+	return n
+}
+
+func switchLabeledInner_ssa() int {
+	var n int
+	switch g {
+	case 0:
+		n = 1
+	Done:
+		switch h {
+		case 0:
+			n += 10
+			break Done
+		}
+		n = 2
+	}
+	return n
+}
+
+func switchLabeledOuter_ssa() int {
+	var n int
+Done:
+	switch g {
+	case 0:
+		n = 1
+		switch h {
+		case 0:
+			n += 10
+			break Done
+		}
+		n = 2
+	}
+	return n
+}
+
+func main() {
+	tests := [...]struct {
+		name string
+		fn   func() int
+		want int
+	}{
+		{"continuePlain_ssa", continuePlain_ssa, 9},
+		{"continueLabeled_ssa", continueLabeled_ssa, 9},
+		{"continuePlainInner_ssa", continuePlainInner_ssa, 29},
+		{"continueLabeledInner_ssa", continueLabeledInner_ssa, 29},
+		{"continueLabeledOuter_ssa", continueLabeledOuter_ssa, 5},
+
+		{"breakPlain_ssa", breakPlain_ssa, 5},
+		{"breakLabeled_ssa", breakLabeled_ssa, 5},
+		{"breakPlainInner_ssa", breakPlainInner_ssa, 25},
+		{"breakLabeledInner_ssa", breakLabeledInner_ssa, 25},
+		{"breakLabeledOuter_ssa", breakLabeledOuter_ssa, 5},
+
+		{"switchPlain_ssa", switchPlain_ssa, 1},
+		{"switchLabeled_ssa", switchLabeled_ssa, 1},
+		{"switchPlainInner_ssa", switchPlainInner_ssa, 2},
+		{"switchLabeledInner_ssa", switchLabeledInner_ssa, 2},
+		{"switchLabeledOuter_ssa", switchLabeledOuter_ssa, 11},
+
+		// no select tests; they're identical to switch
+	}
+
+	var failed bool
+	for _, test := range tests {
+		if got := test.fn(); test.fn() != test.want {
+			print(test.name, "()=", got, ", want ", test.want, "\n")
+			failed = true
+		}
+	}
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/chan_ssa.go b/src/cmd/compile/internal/gc/testdata/chan_ssa.go
new file mode 100644
index 0000000000..0766fcda5b
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/chan_ssa.go
@@ -0,0 +1,73 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// chan_ssa.go tests chan operations.
+package main
+
+import "fmt"
+
+var failed = false
+
+//go:noinline
+func lenChan_ssa(v chan int) int {
+	return len(v)
+}
+
+//go:noinline
+func capChan_ssa(v chan int) int {
+	return cap(v)
+}
+
+func testLenChan() {
+
+	v := make(chan int, 10)
+	v <- 1
+	v <- 1
+	v <- 1
+
+	if want, got := 3, lenChan_ssa(v); got != want {
+		fmt.Printf("expected len(chan) = %d, got %d", want, got)
+		failed = true
+	}
+}
+
+func testLenNilChan() {
+
+	var v chan int
+	if want, got := 0, lenChan_ssa(v); got != want {
+		fmt.Printf("expected len(nil) = %d, got %d", want, got)
+		failed = true
+	}
+}
+
+func testCapChan() {
+
+	v := make(chan int, 25)
+
+	if want, got := 25, capChan_ssa(v); got != want {
+		fmt.Printf("expected cap(chan) = %d, got %d", want, got)
+		failed = true
+	}
+}
+
+func testCapNilChan() {
+
+	var v chan int
+	if want, got := 0, capChan_ssa(v); got != want {
+		fmt.Printf("expected cap(nil) = %d, got %d", want, got)
+		failed = true
+	}
+}
+
+func main() {
+	testLenChan()
+	testLenNilChan()
+
+	testCapChan()
+	testCapNilChan()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/closure_ssa.go b/src/cmd/compile/internal/gc/testdata/closure_ssa.go
new file mode 100644
index 0000000000..70181bc24b
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/closure_ssa.go
@@ -0,0 +1,38 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// map_ssa.go tests map operations.
+package main
+
+import "fmt"
+
+var failed = false
+
+//go:noinline
+func testCFunc_ssa() int {
+	a := 0
+	b := func() {
+		switch {
+		}
+		a++
+	}
+	b()
+	b()
+	return a
+}
+
+func testCFunc() {
+	if want, got := 2, testCFunc_ssa(); got != want {
+		fmt.Printf("expected %d, got %d", want, got)
+		failed = true
+	}
+}
+
+func main() {
+	testCFunc()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/cmp_ssa.go b/src/cmd/compile/internal/gc/testdata/cmp_ssa.go
new file mode 100644
index 0000000000..ba420f2e4e
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/cmp_ssa.go
@@ -0,0 +1,48 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// cmp_ssa.go tests compare simplification operations.
+package main
+
+import "fmt"
+
+var failed = false
+
+//go:noinline
+func eq_ssa(a int64) bool {
+	return 4+a == 10
+}
+
+//go:noinline
+func neq_ssa(a int64) bool {
+	return 10 != a+4
+}
+
+func testCmp() {
+	if wanted, got := true, eq_ssa(6); wanted != got {
+		fmt.Printf("eq_ssa: expected %v, got %v\n", wanted, got)
+		failed = true
+	}
+	if wanted, got := false, eq_ssa(7); wanted != got {
+		fmt.Printf("eq_ssa: expected %v, got %v\n", wanted, got)
+		failed = true
+	}
+
+	if wanted, got := false, neq_ssa(6); wanted != got {
+		fmt.Printf("neq_ssa: expected %v, got %v\n", wanted, got)
+		failed = true
+	}
+	if wanted, got := true, neq_ssa(7); wanted != got {
+		fmt.Printf("neq_ssa: expected %v, got %v\n", wanted, got)
+		failed = true
+	}
+}
+
+func main() {
+	testCmp()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/compound_ssa.go b/src/cmd/compile/internal/gc/testdata/compound_ssa.go
new file mode 100644
index 0000000000..b0e4962f5e
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/compound_ssa.go
@@ -0,0 +1,145 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test compound objects
+
+package main
+
+import "fmt"
+
+func string_ssa(a, b string, x bool) string {
+	s := ""
+	if x {
+		s = a
+	} else {
+		s = b
+	}
+	return s
+}
+
+func testString() {
+	a := "foo"
+	b := "barz"
+	if want, got := a, string_ssa(a, b, true); got != want {
+		fmt.Printf("string_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+	if want, got := b, string_ssa(a, b, false); got != want {
+		fmt.Printf("string_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+}
+
+func complex64_ssa(a, b complex64, x bool) complex64 {
+	switch {
+	}
+	var c complex64
+	if x {
+		c = a
+	} else {
+		c = b
+	}
+	return c
+}
+
+func complex128_ssa(a, b complex128, x bool) complex128 {
+	switch {
+	}
+	var c complex128
+	if x {
+		c = a
+	} else {
+		c = b
+	}
+	return c
+}
+
+func testComplex64() {
+	var a complex64 = 1 + 2i
+	var b complex64 = 3 + 4i
+
+	if want, got := a, complex64_ssa(a, b, true); got != want {
+		fmt.Printf("complex64_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+	if want, got := b, complex64_ssa(a, b, false); got != want {
+		fmt.Printf("complex64_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+}
+
+func testComplex128() {
+	var a complex128 = 1 + 2i
+	var b complex128 = 3 + 4i
+
+	if want, got := a, complex128_ssa(a, b, true); got != want {
+		fmt.Printf("complex128_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+	if want, got := b, complex128_ssa(a, b, false); got != want {
+		fmt.Printf("complex128_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+}
+
+func slice_ssa(a, b []byte, x bool) []byte {
+	var s []byte
+	if x {
+		s = a
+	} else {
+		s = b
+	}
+	return s
+}
+
+func testSlice() {
+	a := []byte{3, 4, 5}
+	b := []byte{7, 8, 9}
+	if want, got := byte(3), slice_ssa(a, b, true)[0]; got != want {
+		fmt.Printf("slice_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+	if want, got := byte(7), slice_ssa(a, b, false)[0]; got != want {
+		fmt.Printf("slice_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+}
+
+func interface_ssa(a, b interface{}, x bool) interface{} {
+	var s interface{}
+	if x {
+		s = a
+	} else {
+		s = b
+	}
+	return s
+}
+
+func testInterface() {
+	a := interface{}(3)
+	b := interface{}(4)
+	if want, got := 3, interface_ssa(a, b, true).(int); got != want {
+		fmt.Printf("interface_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+	if want, got := 4, interface_ssa(a, b, false).(int); got != want {
+		fmt.Printf("interface_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
+		failed = true
+	}
+}
+
+var failed = false
+
+func main() {
+	testString()
+	testSlice()
+	testInterface()
+	testComplex64()
+	testComplex128()
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/copy_ssa.go b/src/cmd/compile/internal/gc/testdata/copy_ssa.go
new file mode 100644
index 0000000000..44f0223a43
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/copy_ssa.go
@@ -0,0 +1,726 @@
+// run
+// autogenerated from gen/copyGen.go - do not edit!
+package main
+
+import "fmt"
+
+type T1 struct {
+	pre  [8]byte
+	mid  [1]byte
+	post [8]byte
+}
+
+func t1copy_ssa(y, x *[1]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1() {
+	a := T1{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1]byte{0}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1]byte{100}
+	t1copy_ssa(&a.mid, &x)
+	want := T1{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1]byte{100}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T2 struct {
+	pre  [8]byte
+	mid  [2]byte
+	post [8]byte
+}
+
+func t2copy_ssa(y, x *[2]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy2() {
+	a := T2{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [2]byte{0, 1}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [2]byte{100, 101}
+	t2copy_ssa(&a.mid, &x)
+	want := T2{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [2]byte{100, 101}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t2copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T3 struct {
+	pre  [8]byte
+	mid  [3]byte
+	post [8]byte
+}
+
+func t3copy_ssa(y, x *[3]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy3() {
+	a := T3{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [3]byte{0, 1, 2}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [3]byte{100, 101, 102}
+	t3copy_ssa(&a.mid, &x)
+	want := T3{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [3]byte{100, 101, 102}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t3copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T4 struct {
+	pre  [8]byte
+	mid  [4]byte
+	post [8]byte
+}
+
+func t4copy_ssa(y, x *[4]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy4() {
+	a := T4{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [4]byte{0, 1, 2, 3}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [4]byte{100, 101, 102, 103}
+	t4copy_ssa(&a.mid, &x)
+	want := T4{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [4]byte{100, 101, 102, 103}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t4copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T5 struct {
+	pre  [8]byte
+	mid  [5]byte
+	post [8]byte
+}
+
+func t5copy_ssa(y, x *[5]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy5() {
+	a := T5{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [5]byte{0, 1, 2, 3, 4}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [5]byte{100, 101, 102, 103, 104}
+	t5copy_ssa(&a.mid, &x)
+	want := T5{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [5]byte{100, 101, 102, 103, 104}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t5copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T6 struct {
+	pre  [8]byte
+	mid  [6]byte
+	post [8]byte
+}
+
+func t6copy_ssa(y, x *[6]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy6() {
+	a := T6{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [6]byte{0, 1, 2, 3, 4, 5}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [6]byte{100, 101, 102, 103, 104, 105}
+	t6copy_ssa(&a.mid, &x)
+	want := T6{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [6]byte{100, 101, 102, 103, 104, 105}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t6copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T7 struct {
+	pre  [8]byte
+	mid  [7]byte
+	post [8]byte
+}
+
+func t7copy_ssa(y, x *[7]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy7() {
+	a := T7{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [7]byte{0, 1, 2, 3, 4, 5, 6}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [7]byte{100, 101, 102, 103, 104, 105, 106}
+	t7copy_ssa(&a.mid, &x)
+	want := T7{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [7]byte{100, 101, 102, 103, 104, 105, 106}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t7copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T8 struct {
+	pre  [8]byte
+	mid  [8]byte
+	post [8]byte
+}
+
+func t8copy_ssa(y, x *[8]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy8() {
+	a := T8{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [8]byte{0, 1, 2, 3, 4, 5, 6, 7}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [8]byte{100, 101, 102, 103, 104, 105, 106, 107}
+	t8copy_ssa(&a.mid, &x)
+	want := T8{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [8]byte{100, 101, 102, 103, 104, 105, 106, 107}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t8copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T9 struct {
+	pre  [8]byte
+	mid  [9]byte
+	post [8]byte
+}
+
+func t9copy_ssa(y, x *[9]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy9() {
+	a := T9{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [9]byte{0, 1, 2, 3, 4, 5, 6, 7, 8}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [9]byte{100, 101, 102, 103, 104, 105, 106, 107, 108}
+	t9copy_ssa(&a.mid, &x)
+	want := T9{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [9]byte{100, 101, 102, 103, 104, 105, 106, 107, 108}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t9copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T10 struct {
+	pre  [8]byte
+	mid  [10]byte
+	post [8]byte
+}
+
+func t10copy_ssa(y, x *[10]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy10() {
+	a := T10{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [10]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [10]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109}
+	t10copy_ssa(&a.mid, &x)
+	want := T10{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [10]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t10copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T15 struct {
+	pre  [8]byte
+	mid  [15]byte
+	post [8]byte
+}
+
+func t15copy_ssa(y, x *[15]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy15() {
+	a := T15{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [15]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [15]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114}
+	t15copy_ssa(&a.mid, &x)
+	want := T15{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [15]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t15copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T16 struct {
+	pre  [8]byte
+	mid  [16]byte
+	post [8]byte
+}
+
+func t16copy_ssa(y, x *[16]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy16() {
+	a := T16{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [16]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [16]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115}
+	t16copy_ssa(&a.mid, &x)
+	want := T16{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [16]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t16copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T17 struct {
+	pre  [8]byte
+	mid  [17]byte
+	post [8]byte
+}
+
+func t17copy_ssa(y, x *[17]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy17() {
+	a := T17{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [17]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [17]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116}
+	t17copy_ssa(&a.mid, &x)
+	want := T17{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [17]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t17copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T23 struct {
+	pre  [8]byte
+	mid  [23]byte
+	post [8]byte
+}
+
+func t23copy_ssa(y, x *[23]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy23() {
+	a := T23{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [23]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [23]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122}
+	t23copy_ssa(&a.mid, &x)
+	want := T23{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [23]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t23copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T24 struct {
+	pre  [8]byte
+	mid  [24]byte
+	post [8]byte
+}
+
+func t24copy_ssa(y, x *[24]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy24() {
+	a := T24{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [24]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [24]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123}
+	t24copy_ssa(&a.mid, &x)
+	want := T24{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [24]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t24copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T25 struct {
+	pre  [8]byte
+	mid  [25]byte
+	post [8]byte
+}
+
+func t25copy_ssa(y, x *[25]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy25() {
+	a := T25{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [25]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [25]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124}
+	t25copy_ssa(&a.mid, &x)
+	want := T25{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [25]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t25copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T31 struct {
+	pre  [8]byte
+	mid  [31]byte
+	post [8]byte
+}
+
+func t31copy_ssa(y, x *[31]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy31() {
+	a := T31{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [31]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [31]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130}
+	t31copy_ssa(&a.mid, &x)
+	want := T31{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [31]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t31copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T32 struct {
+	pre  [8]byte
+	mid  [32]byte
+	post [8]byte
+}
+
+func t32copy_ssa(y, x *[32]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy32() {
+	a := T32{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [32]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [32]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131}
+	t32copy_ssa(&a.mid, &x)
+	want := T32{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [32]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t32copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T33 struct {
+	pre  [8]byte
+	mid  [33]byte
+	post [8]byte
+}
+
+func t33copy_ssa(y, x *[33]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy33() {
+	a := T33{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [33]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [33]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132}
+	t33copy_ssa(&a.mid, &x)
+	want := T33{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [33]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t33copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T63 struct {
+	pre  [8]byte
+	mid  [63]byte
+	post [8]byte
+}
+
+func t63copy_ssa(y, x *[63]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy63() {
+	a := T63{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [63]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [63]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162}
+	t63copy_ssa(&a.mid, &x)
+	want := T63{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [63]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t63copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T64 struct {
+	pre  [8]byte
+	mid  [64]byte
+	post [8]byte
+}
+
+func t64copy_ssa(y, x *[64]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy64() {
+	a := T64{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [64]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [64]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163}
+	t64copy_ssa(&a.mid, &x)
+	want := T64{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [64]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t64copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T65 struct {
+	pre  [8]byte
+	mid  [65]byte
+	post [8]byte
+}
+
+func t65copy_ssa(y, x *[65]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy65() {
+	a := T65{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [65]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [65]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164}
+	t65copy_ssa(&a.mid, &x)
+	want := T65{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [65]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t65copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1023 struct {
+	pre  [8]byte
+	mid  [1023]byte
+	post [8]byte
+}
+
+func t1023copy_ssa(y, x *[1023]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1023() {
+	a := T1023{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1023]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1023]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122}
+	t1023copy_ssa(&a.mid, &x)
+	want := T1023{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1023]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1023copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1024 struct {
+	pre  [8]byte
+	mid  [1024]byte
+	post [8]byte
+}
+
+func t1024copy_ssa(y, x *[1024]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1024() {
+	a := T1024{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1024]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1024]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123}
+	t1024copy_ssa(&a.mid, &x)
+	want := T1024{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1024]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1024copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1025 struct {
+	pre  [8]byte
+	mid  [1025]byte
+	post [8]byte
+}
+
+func t1025copy_ssa(y, x *[1025]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1025() {
+	a := T1025{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1025]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1025]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124}
+	t1025copy_ssa(&a.mid, &x)
+	want := T1025{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1025]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1025copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1031 struct {
+	pre  [8]byte
+	mid  [1031]byte
+	post [8]byte
+}
+
+func t1031copy_ssa(y, x *[1031]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1031() {
+	a := T1031{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1031]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1031]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130}
+	t1031copy_ssa(&a.mid, &x)
+	want := T1031{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1031]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1031copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1032 struct {
+	pre  [8]byte
+	mid  [1032]byte
+	post [8]byte
+}
+
+func t1032copy_ssa(y, x *[1032]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1032() {
+	a := T1032{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1032]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1032]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131}
+	t1032copy_ssa(&a.mid, &x)
+	want := T1032{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1032]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1032copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1033 struct {
+	pre  [8]byte
+	mid  [1033]byte
+	post [8]byte
+}
+
+func t1033copy_ssa(y, x *[1033]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1033() {
+	a := T1033{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1033]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1033]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132}
+	t1033copy_ssa(&a.mid, &x)
+	want := T1033{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1033]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1033copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1039 struct {
+	pre  [8]byte
+	mid  [1039]byte
+	post [8]byte
+}
+
+func t1039copy_ssa(y, x *[1039]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1039() {
+	a := T1039{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1039]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1039]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138}
+	t1039copy_ssa(&a.mid, &x)
+	want := T1039{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1039]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1039copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1040 struct {
+	pre  [8]byte
+	mid  [1040]byte
+	post [8]byte
+}
+
+func t1040copy_ssa(y, x *[1040]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1040() {
+	a := T1040{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1040]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1040]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139}
+	t1040copy_ssa(&a.mid, &x)
+	want := T1040{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1040]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1040copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1041 struct {
+	pre  [8]byte
+	mid  [1041]byte
+	post [8]byte
+}
+
+func t1041copy_ssa(y, x *[1041]byte) {
+	switch {
+	}
+	*y = *x
+}
+func testCopy1041() {
+	a := T1041{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1041]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	x := [1041]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140}
+	t1041copy_ssa(&a.mid, &x)
+	want := T1041{[8]byte{201, 202, 203, 204, 205, 206, 207, 208}, [1041]byte{100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140}, [8]byte{211, 212, 213, 214, 215, 216, 217, 218}}
+	if a != want {
+		fmt.Printf("t1041copy got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+var failed bool
+
+func main() {
+	testCopy1()
+	testCopy2()
+	testCopy3()
+	testCopy4()
+	testCopy5()
+	testCopy6()
+	testCopy7()
+	testCopy8()
+	testCopy9()
+	testCopy10()
+	testCopy15()
+	testCopy16()
+	testCopy17()
+	testCopy23()
+	testCopy24()
+	testCopy25()
+	testCopy31()
+	testCopy32()
+	testCopy33()
+	testCopy63()
+	testCopy64()
+	testCopy65()
+	testCopy1023()
+	testCopy1024()
+	testCopy1025()
+	testCopy1031()
+	testCopy1032()
+	testCopy1033()
+	testCopy1039()
+	testCopy1040()
+	testCopy1041()
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/ctl_ssa.go b/src/cmd/compile/internal/gc/testdata/ctl_ssa.go
new file mode 100644
index 0000000000..09880ef94f
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/ctl_ssa.go
@@ -0,0 +1,161 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test control flow
+
+package main
+
+// nor_ssa calculates NOR(a, b).
+// It is implemented in a way that generates
+// phi control values.
+func nor_ssa(a, b bool) bool {
+	var c bool
+	if a {
+		c = true
+	}
+	if b {
+		c = true
+	}
+	if c {
+		return false
+	}
+	return true
+}
+
+func testPhiControl() {
+	tests := [...][3]bool{ // a, b, want
+		{false, false, true},
+		{true, false, false},
+		{false, true, false},
+		{true, true, false},
+	}
+	for _, test := range tests {
+		a, b := test[0], test[1]
+		got := nor_ssa(a, b)
+		want := test[2]
+		if want != got {
+			print("nor(", a, ", ", b, ")=", want, " got ", got, "\n")
+			failed = true
+		}
+	}
+}
+
+func emptyRange_ssa(b []byte) bool {
+	for _, x := range b {
+		_ = x
+	}
+	return true
+}
+
+func testEmptyRange() {
+	if !emptyRange_ssa([]byte{}) {
+		println("emptyRange_ssa([]byte{})=false, want true")
+		failed = true
+	}
+}
+
+func switch_ssa(a int) int {
+	ret := 0
+	switch a {
+	case 5:
+		ret += 5
+	case 4:
+		ret += 4
+	case 3:
+		ret += 3
+	case 2:
+		ret += 2
+	case 1:
+		ret += 1
+	}
+	return ret
+
+}
+
+func fallthrough_ssa(a int) int {
+	ret := 0
+	switch a {
+	case 5:
+		ret++
+		fallthrough
+	case 4:
+		ret++
+		fallthrough
+	case 3:
+		ret++
+		fallthrough
+	case 2:
+		ret++
+		fallthrough
+	case 1:
+		ret++
+	}
+	return ret
+
+}
+
+func testFallthrough() {
+	for i := 0; i < 6; i++ {
+		if got := fallthrough_ssa(i); got != i {
+			println("fallthrough_ssa(i) =", got, "wanted", i)
+			failed = true
+		}
+	}
+}
+
+func testSwitch() {
+	for i := 0; i < 6; i++ {
+		if got := switch_ssa(i); got != i {
+			println("switch_ssa(i) =", got, "wanted", i)
+			failed = true
+		}
+	}
+}
+
+type junk struct {
+	step int
+}
+
+// flagOverwrite_ssa is intended to reproduce an issue seen where a XOR
+// was scheduled between a compare and branch, clearing flags.
+func flagOverwrite_ssa(s *junk, c int) int {
+	switch {
+	}
+	if '0' <= c && c <= '9' {
+		s.step = 0
+		return 1
+	}
+	if c == 'e' || c == 'E' {
+		s.step = 0
+		return 2
+	}
+	s.step = 0
+	return 3
+}
+
+func testFlagOverwrite() {
+	j := junk{}
+	if got := flagOverwrite_ssa(&j, ' '); got != 3 {
+		println("flagOverwrite_ssa =", got, "wanted 3")
+		failed = true
+	}
+}
+
+var failed = false
+
+func main() {
+	testPhiControl()
+	testEmptyRange()
+
+	testSwitch()
+	testFallthrough()
+
+	testFlagOverwrite()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/deferNoReturn_ssa.go b/src/cmd/compile/internal/gc/testdata/deferNoReturn_ssa.go
new file mode 100644
index 0000000000..7578dd56f2
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/deferNoReturn_ssa.go
@@ -0,0 +1,17 @@
+// compile
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Test that a defer in a function with no return
+// statement will compile correctly.
+
+package foo
+
+func deferNoReturn_ssa() {
+	defer func() { println("returned") }()
+	for {
+		println("loop")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/fp_ssa.go b/src/cmd/compile/internal/gc/testdata/fp_ssa.go
new file mode 100644
index 0000000000..cfbdcda251
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/fp_ssa.go
@@ -0,0 +1,1741 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests floating point arithmetic expressions
+
+package main
+
+import "fmt"
+
+// manysub_ssa is designed to tickle bugs that depend on register
+// pressure or unfriendly operand ordering in registers (and at
+// least once it succeeded in this).
+func manysub_ssa(a, b, c, d float64) (aa, ab, ac, ad, ba, bb, bc, bd, ca, cb, cc, cd, da, db, dc, dd float64) {
+	switch {
+	}
+	aa = a + 11.0 - a
+	ab = a - b
+	ac = a - c
+	ad = a - d
+	ba = b - a
+	bb = b + 22.0 - b
+	bc = b - c
+	bd = b - d
+	ca = c - a
+	cb = c - b
+	cc = c + 33.0 - c
+	cd = c - d
+	da = d - a
+	db = d - b
+	dc = d - c
+	dd = d + 44.0 - d
+	return
+}
+
+// fpspill_ssa attempts to trigger a bug where phis with floating point values
+// were stored in non-fp registers causing an error in doasm.
+func fpspill_ssa(a int) float64 {
+	switch {
+	}
+
+	ret := -1.0
+	switch a {
+	case 0:
+		ret = 1.0
+	case 1:
+		ret = 1.1
+	case 2:
+		ret = 1.2
+	case 3:
+		ret = 1.3
+	case 4:
+		ret = 1.4
+	case 5:
+		ret = 1.5
+	case 6:
+		ret = 1.6
+	case 7:
+		ret = 1.7
+	case 8:
+		ret = 1.8
+	case 9:
+		ret = 1.9
+	case 10:
+		ret = 1.10
+	case 11:
+		ret = 1.11
+	case 12:
+		ret = 1.12
+	case 13:
+		ret = 1.13
+	case 14:
+		ret = 1.14
+	case 15:
+		ret = 1.15
+	case 16:
+		ret = 1.16
+	}
+	return ret
+}
+
+func add64_ssa(a, b float64) float64 {
+	switch {
+	}
+	return a + b
+}
+
+func mul64_ssa(a, b float64) float64 {
+	switch {
+	}
+	return a * b
+}
+
+func sub64_ssa(a, b float64) float64 {
+	switch {
+	}
+	return a - b
+}
+
+func div64_ssa(a, b float64) float64 {
+	switch {
+	}
+	return a / b
+}
+
+func neg64_ssa(a, b float64) float64 {
+	switch {
+	}
+	return -a + -1*b
+}
+
+func add32_ssa(a, b float32) float32 {
+	switch {
+	}
+	return a + b
+}
+
+func mul32_ssa(a, b float32) float32 {
+	switch {
+	}
+	return a * b
+}
+
+func sub32_ssa(a, b float32) float32 {
+	switch {
+	}
+	return a - b
+}
+func div32_ssa(a, b float32) float32 {
+	switch {
+	}
+	return a / b
+}
+
+func neg32_ssa(a, b float32) float32 {
+	switch {
+	}
+	return -a + -1*b
+}
+
+func conv2Float64_ssa(a int8, b uint8, c int16, d uint16,
+	e int32, f uint32, g int64, h uint64, i float32) (aa, bb, cc, dd, ee, ff, gg, hh, ii float64) {
+	switch {
+	}
+	aa = float64(a)
+	bb = float64(b)
+	cc = float64(c)
+	hh = float64(h)
+	dd = float64(d)
+	ee = float64(e)
+	ff = float64(f)
+	gg = float64(g)
+	ii = float64(i)
+	return
+}
+
+func conv2Float32_ssa(a int8, b uint8, c int16, d uint16,
+	e int32, f uint32, g int64, h uint64, i float64) (aa, bb, cc, dd, ee, ff, gg, hh, ii float32) {
+	switch {
+	}
+	aa = float32(a)
+	bb = float32(b)
+	cc = float32(c)
+	dd = float32(d)
+	ee = float32(e)
+	ff = float32(f)
+	gg = float32(g)
+	hh = float32(h)
+	ii = float32(i)
+	return
+}
+
+func integer2floatConversions() int {
+	fails := 0
+	{
+		a, b, c, d, e, f, g, h, i := conv2Float64_ssa(0, 0, 0, 0, 0, 0, 0, 0, 0)
+		fails += expectAll64("zero64", 0, a, b, c, d, e, f, g, h, i)
+	}
+	{
+		a, b, c, d, e, f, g, h, i := conv2Float64_ssa(1, 1, 1, 1, 1, 1, 1, 1, 1)
+		fails += expectAll64("one64", 1, a, b, c, d, e, f, g, h, i)
+	}
+	{
+		a, b, c, d, e, f, g, h, i := conv2Float32_ssa(0, 0, 0, 0, 0, 0, 0, 0, 0)
+		fails += expectAll32("zero32", 0, a, b, c, d, e, f, g, h, i)
+	}
+	{
+		a, b, c, d, e, f, g, h, i := conv2Float32_ssa(1, 1, 1, 1, 1, 1, 1, 1, 1)
+		fails += expectAll32("one32", 1, a, b, c, d, e, f, g, h, i)
+	}
+	{
+		// Check maximum values
+		a, b, c, d, e, f, g, h, i := conv2Float64_ssa(127, 255, 32767, 65535, 0x7fffffff, 0xffffffff, 0x7fffFFFFffffFFFF, 0xffffFFFFffffFFFF, 3.402823E38)
+		fails += expect64("a", a, 127)
+		fails += expect64("b", b, 255)
+		fails += expect64("c", c, 32767)
+		fails += expect64("d", d, 65535)
+		fails += expect64("e", e, float64(int32(0x7fffffff)))
+		fails += expect64("f", f, float64(uint32(0xffffffff)))
+		fails += expect64("g", g, float64(int64(0x7fffffffffffffff)))
+		fails += expect64("h", h, float64(uint64(0xffffffffffffffff)))
+		fails += expect64("i", i, float64(float32(3.402823E38)))
+	}
+	{
+		// Check minimum values (and tweaks for unsigned)
+		a, b, c, d, e, f, g, h, i := conv2Float64_ssa(-128, 254, -32768, 65534, ^0x7fffffff, 0xfffffffe, ^0x7fffFFFFffffFFFF, 0xffffFFFFffffF401, 1.5E-45)
+		fails += expect64("a", a, -128)
+		fails += expect64("b", b, 254)
+		fails += expect64("c", c, -32768)
+		fails += expect64("d", d, 65534)
+		fails += expect64("e", e, float64(^int32(0x7fffffff)))
+		fails += expect64("f", f, float64(uint32(0xfffffffe)))
+		fails += expect64("g", g, float64(^int64(0x7fffffffffffffff)))
+		fails += expect64("h", h, float64(uint64(0xfffffffffffff401)))
+		fails += expect64("i", i, float64(float32(1.5E-45)))
+	}
+	{
+		// Check maximum values
+		a, b, c, d, e, f, g, h, i := conv2Float32_ssa(127, 255, 32767, 65535, 0x7fffffff, 0xffffffff, 0x7fffFFFFffffFFFF, 0xffffFFFFffffFFFF, 3.402823E38)
+		fails += expect32("a", a, 127)
+		fails += expect32("b", b, 255)
+		fails += expect32("c", c, 32767)
+		fails += expect32("d", d, 65535)
+		fails += expect32("e", e, float32(int32(0x7fffffff)))
+		fails += expect32("f", f, float32(uint32(0xffffffff)))
+		fails += expect32("g", g, float32(int64(0x7fffffffffffffff)))
+		fails += expect32("h", h, float32(uint64(0xffffffffffffffff)))
+		fails += expect32("i", i, float32(float64(3.402823E38)))
+	}
+	{
+		// Check minimum values (and tweaks for unsigned)
+		a, b, c, d, e, f, g, h, i := conv2Float32_ssa(-128, 254, -32768, 65534, ^0x7fffffff, 0xfffffffe, ^0x7fffFFFFffffFFFF, 0xffffFFFFffffF401, 1.5E-45)
+		fails += expect32("a", a, -128)
+		fails += expect32("b", b, 254)
+		fails += expect32("c", c, -32768)
+		fails += expect32("d", d, 65534)
+		fails += expect32("e", e, float32(^int32(0x7fffffff)))
+		fails += expect32("f", f, float32(uint32(0xfffffffe)))
+		fails += expect32("g", g, float32(^int64(0x7fffffffffffffff)))
+		fails += expect32("h", h, float32(uint64(0xfffffffffffff401)))
+		fails += expect32("i", i, float32(float64(1.5E-45)))
+	}
+	return fails
+}
+
+const (
+	aa = 0x1000000000000000
+	ab = 0x100000000000000
+	ac = 0x10000000000000
+	ad = 0x1000000000000
+	ba = 0x100000000000
+	bb = 0x10000000000
+	bc = 0x1000000000
+	bd = 0x100000000
+	ca = 0x10000000
+	cb = 0x1000000
+	cc = 0x100000
+	cd = 0x10000
+	da = 0x1000
+	db = 0x100
+	dc = 0x10
+	dd = 0x1
+)
+
+func compares64_ssa(a, b, c, d float64) (lt, le, eq, ne, ge, gt uint64) {
+
+	switch {
+	}
+
+	if a < a {
+		lt += aa
+	}
+	if a < b {
+		lt += ab
+	}
+	if a < c {
+		lt += ac
+	}
+	if a < d {
+		lt += ad
+	}
+
+	if b < a {
+		lt += ba
+	}
+	if b < b {
+		lt += bb
+	}
+	if b < c {
+		lt += bc
+	}
+	if b < d {
+		lt += bd
+	}
+
+	if c < a {
+		lt += ca
+	}
+	if c < b {
+		lt += cb
+	}
+	if c < c {
+		lt += cc
+	}
+	if c < d {
+		lt += cd
+	}
+
+	if d < a {
+		lt += da
+	}
+	if d < b {
+		lt += db
+	}
+	if d < c {
+		lt += dc
+	}
+	if d < d {
+		lt += dd
+	}
+
+	if a <= a {
+		le += aa
+	}
+	if a <= b {
+		le += ab
+	}
+	if a <= c {
+		le += ac
+	}
+	if a <= d {
+		le += ad
+	}
+
+	if b <= a {
+		le += ba
+	}
+	if b <= b {
+		le += bb
+	}
+	if b <= c {
+		le += bc
+	}
+	if b <= d {
+		le += bd
+	}
+
+	if c <= a {
+		le += ca
+	}
+	if c <= b {
+		le += cb
+	}
+	if c <= c {
+		le += cc
+	}
+	if c <= d {
+		le += cd
+	}
+
+	if d <= a {
+		le += da
+	}
+	if d <= b {
+		le += db
+	}
+	if d <= c {
+		le += dc
+	}
+	if d <= d {
+		le += dd
+	}
+
+	if a == a {
+		eq += aa
+	}
+	if a == b {
+		eq += ab
+	}
+	if a == c {
+		eq += ac
+	}
+	if a == d {
+		eq += ad
+	}
+
+	if b == a {
+		eq += ba
+	}
+	if b == b {
+		eq += bb
+	}
+	if b == c {
+		eq += bc
+	}
+	if b == d {
+		eq += bd
+	}
+
+	if c == a {
+		eq += ca
+	}
+	if c == b {
+		eq += cb
+	}
+	if c == c {
+		eq += cc
+	}
+	if c == d {
+		eq += cd
+	}
+
+	if d == a {
+		eq += da
+	}
+	if d == b {
+		eq += db
+	}
+	if d == c {
+		eq += dc
+	}
+	if d == d {
+		eq += dd
+	}
+
+	if a != a {
+		ne += aa
+	}
+	if a != b {
+		ne += ab
+	}
+	if a != c {
+		ne += ac
+	}
+	if a != d {
+		ne += ad
+	}
+
+	if b != a {
+		ne += ba
+	}
+	if b != b {
+		ne += bb
+	}
+	if b != c {
+		ne += bc
+	}
+	if b != d {
+		ne += bd
+	}
+
+	if c != a {
+		ne += ca
+	}
+	if c != b {
+		ne += cb
+	}
+	if c != c {
+		ne += cc
+	}
+	if c != d {
+		ne += cd
+	}
+
+	if d != a {
+		ne += da
+	}
+	if d != b {
+		ne += db
+	}
+	if d != c {
+		ne += dc
+	}
+	if d != d {
+		ne += dd
+	}
+
+	if a >= a {
+		ge += aa
+	}
+	if a >= b {
+		ge += ab
+	}
+	if a >= c {
+		ge += ac
+	}
+	if a >= d {
+		ge += ad
+	}
+
+	if b >= a {
+		ge += ba
+	}
+	if b >= b {
+		ge += bb
+	}
+	if b >= c {
+		ge += bc
+	}
+	if b >= d {
+		ge += bd
+	}
+
+	if c >= a {
+		ge += ca
+	}
+	if c >= b {
+		ge += cb
+	}
+	if c >= c {
+		ge += cc
+	}
+	if c >= d {
+		ge += cd
+	}
+
+	if d >= a {
+		ge += da
+	}
+	if d >= b {
+		ge += db
+	}
+	if d >= c {
+		ge += dc
+	}
+	if d >= d {
+		ge += dd
+	}
+
+	if a > a {
+		gt += aa
+	}
+	if a > b {
+		gt += ab
+	}
+	if a > c {
+		gt += ac
+	}
+	if a > d {
+		gt += ad
+	}
+
+	if b > a {
+		gt += ba
+	}
+	if b > b {
+		gt += bb
+	}
+	if b > c {
+		gt += bc
+	}
+	if b > d {
+		gt += bd
+	}
+
+	if c > a {
+		gt += ca
+	}
+	if c > b {
+		gt += cb
+	}
+	if c > c {
+		gt += cc
+	}
+	if c > d {
+		gt += cd
+	}
+
+	if d > a {
+		gt += da
+	}
+	if d > b {
+		gt += db
+	}
+	if d > c {
+		gt += dc
+	}
+	if d > d {
+		gt += dd
+	}
+
+	return
+}
+
+func compares32_ssa(a, b, c, d float32) (lt, le, eq, ne, ge, gt uint64) {
+
+	switch {
+	}
+
+	if a < a {
+		lt += aa
+	}
+	if a < b {
+		lt += ab
+	}
+	if a < c {
+		lt += ac
+	}
+	if a < d {
+		lt += ad
+	}
+
+	if b < a {
+		lt += ba
+	}
+	if b < b {
+		lt += bb
+	}
+	if b < c {
+		lt += bc
+	}
+	if b < d {
+		lt += bd
+	}
+
+	if c < a {
+		lt += ca
+	}
+	if c < b {
+		lt += cb
+	}
+	if c < c {
+		lt += cc
+	}
+	if c < d {
+		lt += cd
+	}
+
+	if d < a {
+		lt += da
+	}
+	if d < b {
+		lt += db
+	}
+	if d < c {
+		lt += dc
+	}
+	if d < d {
+		lt += dd
+	}
+
+	if a <= a {
+		le += aa
+	}
+	if a <= b {
+		le += ab
+	}
+	if a <= c {
+		le += ac
+	}
+	if a <= d {
+		le += ad
+	}
+
+	if b <= a {
+		le += ba
+	}
+	if b <= b {
+		le += bb
+	}
+	if b <= c {
+		le += bc
+	}
+	if b <= d {
+		le += bd
+	}
+
+	if c <= a {
+		le += ca
+	}
+	if c <= b {
+		le += cb
+	}
+	if c <= c {
+		le += cc
+	}
+	if c <= d {
+		le += cd
+	}
+
+	if d <= a {
+		le += da
+	}
+	if d <= b {
+		le += db
+	}
+	if d <= c {
+		le += dc
+	}
+	if d <= d {
+		le += dd
+	}
+
+	if a == a {
+		eq += aa
+	}
+	if a == b {
+		eq += ab
+	}
+	if a == c {
+		eq += ac
+	}
+	if a == d {
+		eq += ad
+	}
+
+	if b == a {
+		eq += ba
+	}
+	if b == b {
+		eq += bb
+	}
+	if b == c {
+		eq += bc
+	}
+	if b == d {
+		eq += bd
+	}
+
+	if c == a {
+		eq += ca
+	}
+	if c == b {
+		eq += cb
+	}
+	if c == c {
+		eq += cc
+	}
+	if c == d {
+		eq += cd
+	}
+
+	if d == a {
+		eq += da
+	}
+	if d == b {
+		eq += db
+	}
+	if d == c {
+		eq += dc
+	}
+	if d == d {
+		eq += dd
+	}
+
+	if a != a {
+		ne += aa
+	}
+	if a != b {
+		ne += ab
+	}
+	if a != c {
+		ne += ac
+	}
+	if a != d {
+		ne += ad
+	}
+
+	if b != a {
+		ne += ba
+	}
+	if b != b {
+		ne += bb
+	}
+	if b != c {
+		ne += bc
+	}
+	if b != d {
+		ne += bd
+	}
+
+	if c != a {
+		ne += ca
+	}
+	if c != b {
+		ne += cb
+	}
+	if c != c {
+		ne += cc
+	}
+	if c != d {
+		ne += cd
+	}
+
+	if d != a {
+		ne += da
+	}
+	if d != b {
+		ne += db
+	}
+	if d != c {
+		ne += dc
+	}
+	if d != d {
+		ne += dd
+	}
+
+	if a >= a {
+		ge += aa
+	}
+	if a >= b {
+		ge += ab
+	}
+	if a >= c {
+		ge += ac
+	}
+	if a >= d {
+		ge += ad
+	}
+
+	if b >= a {
+		ge += ba
+	}
+	if b >= b {
+		ge += bb
+	}
+	if b >= c {
+		ge += bc
+	}
+	if b >= d {
+		ge += bd
+	}
+
+	if c >= a {
+		ge += ca
+	}
+	if c >= b {
+		ge += cb
+	}
+	if c >= c {
+		ge += cc
+	}
+	if c >= d {
+		ge += cd
+	}
+
+	if d >= a {
+		ge += da
+	}
+	if d >= b {
+		ge += db
+	}
+	if d >= c {
+		ge += dc
+	}
+	if d >= d {
+		ge += dd
+	}
+
+	if a > a {
+		gt += aa
+	}
+	if a > b {
+		gt += ab
+	}
+	if a > c {
+		gt += ac
+	}
+	if a > d {
+		gt += ad
+	}
+
+	if b > a {
+		gt += ba
+	}
+	if b > b {
+		gt += bb
+	}
+	if b > c {
+		gt += bc
+	}
+	if b > d {
+		gt += bd
+	}
+
+	if c > a {
+		gt += ca
+	}
+	if c > b {
+		gt += cb
+	}
+	if c > c {
+		gt += cc
+	}
+	if c > d {
+		gt += cd
+	}
+
+	if d > a {
+		gt += da
+	}
+	if d > b {
+		gt += db
+	}
+	if d > c {
+		gt += dc
+	}
+	if d > d {
+		gt += dd
+	}
+
+	return
+}
+
+func le64_ssa(x, y float64) bool {
+	switch {
+	}
+	return x <= y
+}
+func ge64_ssa(x, y float64) bool {
+	switch {
+	}
+	return x >= y
+}
+func lt64_ssa(x, y float64) bool {
+	switch {
+	}
+	return x < y
+}
+func gt64_ssa(x, y float64) bool {
+	switch {
+	}
+	return x > y
+}
+func eq64_ssa(x, y float64) bool {
+	switch {
+	}
+	return x == y
+}
+func ne64_ssa(x, y float64) bool {
+	switch {
+	}
+	return x != y
+}
+
+func eqbr64_ssa(x, y float64) float64 {
+	switch {
+	}
+	if x == y {
+		return 17
+	}
+	return 42
+}
+func nebr64_ssa(x, y float64) float64 {
+	switch {
+	}
+	if x != y {
+		return 17
+	}
+	return 42
+}
+func gebr64_ssa(x, y float64) float64 {
+	switch {
+	}
+	if x >= y {
+		return 17
+	}
+	return 42
+}
+func lebr64_ssa(x, y float64) float64 {
+	switch {
+	}
+	if x <= y {
+		return 17
+	}
+	return 42
+}
+func ltbr64_ssa(x, y float64) float64 {
+	switch {
+	}
+	if x < y {
+		return 17
+	}
+	return 42
+}
+func gtbr64_ssa(x, y float64) float64 {
+	switch {
+	}
+	if x > y {
+		return 17
+	}
+	return 42
+}
+
+func le32_ssa(x, y float32) bool {
+	switch {
+	}
+	return x <= y
+}
+func ge32_ssa(x, y float32) bool {
+	switch {
+	}
+	return x >= y
+}
+func lt32_ssa(x, y float32) bool {
+	switch {
+	}
+	return x < y
+}
+func gt32_ssa(x, y float32) bool {
+	switch {
+	}
+	return x > y
+}
+func eq32_ssa(x, y float32) bool {
+	switch {
+	}
+	return x == y
+}
+func ne32_ssa(x, y float32) bool {
+	switch {
+	}
+	return x != y
+}
+
+func eqbr32_ssa(x, y float32) float32 {
+	switch {
+	}
+	if x == y {
+		return 17
+	}
+	return 42
+}
+func nebr32_ssa(x, y float32) float32 {
+	switch {
+	}
+	if x != y {
+		return 17
+	}
+	return 42
+}
+func gebr32_ssa(x, y float32) float32 {
+	switch {
+	}
+	if x >= y {
+		return 17
+	}
+	return 42
+}
+func lebr32_ssa(x, y float32) float32 {
+	switch {
+	}
+	if x <= y {
+		return 17
+	}
+	return 42
+}
+func ltbr32_ssa(x, y float32) float32 {
+	switch {
+	}
+	if x < y {
+		return 17
+	}
+	return 42
+}
+func gtbr32_ssa(x, y float32) float32 {
+	switch {
+	}
+	if x > y {
+		return 17
+	}
+	return 42
+}
+
+func F32toU8_ssa(x float32) uint8 {
+	switch {
+	}
+	return uint8(x)
+}
+
+func F32toI8_ssa(x float32) int8 {
+	switch {
+	}
+	return int8(x)
+}
+
+func F32toU16_ssa(x float32) uint16 {
+	switch {
+	}
+	return uint16(x)
+}
+
+func F32toI16_ssa(x float32) int16 {
+	switch {
+	}
+	return int16(x)
+}
+
+func F32toU32_ssa(x float32) uint32 {
+	switch {
+	}
+	return uint32(x)
+}
+
+func F32toI32_ssa(x float32) int32 {
+	switch {
+	}
+	return int32(x)
+}
+
+func F32toU64_ssa(x float32) uint64 {
+	switch {
+	}
+	return uint64(x)
+}
+
+func F32toI64_ssa(x float32) int64 {
+	switch {
+	}
+	return int64(x)
+}
+
+func F64toU8_ssa(x float64) uint8 {
+	switch {
+	}
+	return uint8(x)
+}
+
+func F64toI8_ssa(x float64) int8 {
+	switch {
+	}
+	return int8(x)
+}
+
+func F64toU16_ssa(x float64) uint16 {
+	switch {
+	}
+	return uint16(x)
+}
+
+func F64toI16_ssa(x float64) int16 {
+	switch {
+	}
+	return int16(x)
+}
+
+func F64toU32_ssa(x float64) uint32 {
+	switch {
+	}
+	return uint32(x)
+}
+
+func F64toI32_ssa(x float64) int32 {
+	switch {
+	}
+	return int32(x)
+}
+
+func F64toU64_ssa(x float64) uint64 {
+	switch {
+	}
+	return uint64(x)
+}
+
+func F64toI64_ssa(x float64) int64 {
+	switch {
+	}
+	return int64(x)
+}
+
+func floatsToInts(x float64, expected int64) int {
+	y := float32(x)
+	fails := 0
+	fails += expectInt64("F64toI8", int64(F64toI8_ssa(x)), expected)
+	fails += expectInt64("F64toI16", int64(F64toI16_ssa(x)), expected)
+	fails += expectInt64("F64toI32", int64(F64toI32_ssa(x)), expected)
+	fails += expectInt64("F64toI64", int64(F64toI64_ssa(x)), expected)
+	fails += expectInt64("F32toI8", int64(F32toI8_ssa(y)), expected)
+	fails += expectInt64("F32toI16", int64(F32toI16_ssa(y)), expected)
+	fails += expectInt64("F32toI32", int64(F32toI32_ssa(y)), expected)
+	fails += expectInt64("F32toI64", int64(F32toI64_ssa(y)), expected)
+	return fails
+}
+
+func floatsToUints(x float64, expected uint64) int {
+	y := float32(x)
+	fails := 0
+	fails += expectUint64("F64toU8", uint64(F64toU8_ssa(x)), expected)
+	fails += expectUint64("F64toU16", uint64(F64toU16_ssa(x)), expected)
+	fails += expectUint64("F64toU32", uint64(F64toU32_ssa(x)), expected)
+	fails += expectUint64("F64toU64", uint64(F64toU64_ssa(x)), expected)
+	fails += expectUint64("F32toU8", uint64(F32toU8_ssa(y)), expected)
+	fails += expectUint64("F32toU16", uint64(F32toU16_ssa(y)), expected)
+	fails += expectUint64("F32toU32", uint64(F32toU32_ssa(y)), expected)
+	fails += expectUint64("F32toU64", uint64(F32toU64_ssa(y)), expected)
+	return fails
+}
+
+func floatingToIntegerConversionsTest() int {
+	fails := 0
+	fails += floatsToInts(0.0, 0)
+	fails += floatsToInts(0.5, 0)
+	fails += floatsToInts(0.9, 0)
+	fails += floatsToInts(1.0, 1)
+	fails += floatsToInts(1.5, 1)
+	fails += floatsToInts(127.0, 127)
+	fails += floatsToInts(-1.0, -1)
+	fails += floatsToInts(-128.0, -128)
+
+	fails += floatsToUints(0.0, 0)
+	fails += floatsToUints(1.0, 1)
+	fails += floatsToUints(255.0, 255)
+
+	for j := uint(0); j < 24; j++ {
+		// Avoid hard cases in the construction
+		// of the test inputs.
+		v := int64(1<<62) | int64(1<<(62-j))
+		w := uint64(v)
+		f := float32(v)
+		d := float64(v)
+		fails += expectUint64("2**62...", F32toU64_ssa(f), w)
+		fails += expectUint64("2**62...", F64toU64_ssa(d), w)
+		fails += expectInt64("2**62...", F32toI64_ssa(f), v)
+		fails += expectInt64("2**62...", F64toI64_ssa(d), v)
+		fails += expectInt64("2**62...", F32toI64_ssa(-f), -v)
+		fails += expectInt64("2**62...", F64toI64_ssa(-d), -v)
+		w += w
+		f += f
+		d += d
+		fails += expectUint64("2**63...", F32toU64_ssa(f), w)
+		fails += expectUint64("2**63...", F64toU64_ssa(d), w)
+	}
+
+	for j := uint(0); j < 16; j++ {
+		// Avoid hard cases in the construction
+		// of the test inputs.
+		v := int32(1<<30) | int32(1<<(30-j))
+		w := uint32(v)
+		f := float32(v)
+		d := float64(v)
+		fails += expectUint32("2**30...", F32toU32_ssa(f), w)
+		fails += expectUint32("2**30...", F64toU32_ssa(d), w)
+		fails += expectInt32("2**30...", F32toI32_ssa(f), v)
+		fails += expectInt32("2**30...", F64toI32_ssa(d), v)
+		fails += expectInt32("2**30...", F32toI32_ssa(-f), -v)
+		fails += expectInt32("2**30...", F64toI32_ssa(-d), -v)
+		w += w
+		f += f
+		d += d
+		fails += expectUint32("2**31...", F32toU32_ssa(f), w)
+		fails += expectUint32("2**31...", F64toU32_ssa(d), w)
+	}
+
+	for j := uint(0); j < 15; j++ {
+		// Avoid hard cases in the construction
+		// of the test inputs.
+		v := int16(1<<14) | int16(1<<(14-j))
+		w := uint16(v)
+		f := float32(v)
+		d := float64(v)
+		fails += expectUint16("2**14...", F32toU16_ssa(f), w)
+		fails += expectUint16("2**14...", F64toU16_ssa(d), w)
+		fails += expectInt16("2**14...", F32toI16_ssa(f), v)
+		fails += expectInt16("2**14...", F64toI16_ssa(d), v)
+		fails += expectInt16("2**14...", F32toI16_ssa(-f), -v)
+		fails += expectInt16("2**14...", F64toI16_ssa(-d), -v)
+		w += w
+		f += f
+		d += d
+		fails += expectUint16("2**15...", F32toU16_ssa(f), w)
+		fails += expectUint16("2**15...", F64toU16_ssa(d), w)
+	}
+
+	fails += expectInt32("-2147483648", F32toI32_ssa(-2147483648), -2147483648)
+
+	fails += expectInt32("-2147483648", F64toI32_ssa(-2147483648), -2147483648)
+	fails += expectInt32("-2147483647", F64toI32_ssa(-2147483647), -2147483647)
+	fails += expectUint32("4294967295", F64toU32_ssa(4294967295), 4294967295)
+
+	fails += expectInt16("-32768", F64toI16_ssa(-32768), -32768)
+	fails += expectInt16("-32768", F32toI16_ssa(-32768), -32768)
+
+	// NB more of a pain to do these for 32-bit because of lost bits in Float32 mantissa
+	fails += expectInt16("32767", F64toI16_ssa(32767), 32767)
+	fails += expectInt16("32767", F32toI16_ssa(32767), 32767)
+	fails += expectUint16("32767", F64toU16_ssa(32767), 32767)
+	fails += expectUint16("32767", F32toU16_ssa(32767), 32767)
+	fails += expectUint16("65535", F64toU16_ssa(65535), 65535)
+	fails += expectUint16("65535", F32toU16_ssa(65535), 65535)
+
+	return fails
+}
+
+func fail64(s string, f func(a, b float64) float64, a, b, e float64) int {
+	d := f(a, b)
+	if d != e {
+		fmt.Printf("For (float64) %v %v %v, expected %v, got %v\n", a, s, b, e, d)
+		return 1
+	}
+	return 0
+}
+
+func fail64bool(s string, f func(a, b float64) bool, a, b float64, e bool) int {
+	d := f(a, b)
+	if d != e {
+		fmt.Printf("For (float64) %v %v %v, expected %v, got %v\n", a, s, b, e, d)
+		return 1
+	}
+	return 0
+}
+
+func fail32(s string, f func(a, b float32) float32, a, b, e float32) int {
+	d := f(a, b)
+	if d != e {
+		fmt.Printf("For (float32) %v %v %v, expected %v, got %v\n", a, s, b, e, d)
+		return 1
+	}
+	return 0
+}
+
+func fail32bool(s string, f func(a, b float32) bool, a, b float32, e bool) int {
+	d := f(a, b)
+	if d != e {
+		fmt.Printf("For (float32) %v %v %v, expected %v, got %v\n", a, s, b, e, d)
+		return 1
+	}
+	return 0
+}
+
+func expect64(s string, x, expected float64) int {
+	if x != expected {
+		println("F64 Expected", expected, "for", s, ", got", x)
+		return 1
+	}
+	return 0
+}
+
+func expect32(s string, x, expected float32) int {
+	if x != expected {
+		println("F32 Expected", expected, "for", s, ", got", x)
+		return 1
+	}
+	return 0
+}
+
+func expectUint64(s string, x, expected uint64) int {
+	if x != expected {
+		fmt.Printf("U64 Expected 0x%016x for %s, got 0x%016x\n", expected, s, x)
+		return 1
+	}
+	return 0
+}
+
+func expectInt64(s string, x, expected int64) int {
+	if x != expected {
+		fmt.Printf("%s: Expected 0x%016x, got 0x%016x\n", s, expected, x)
+		return 1
+	}
+	return 0
+}
+
+func expectUint32(s string, x, expected uint32) int {
+	if x != expected {
+		fmt.Printf("U32 %s: Expected 0x%08x, got 0x%08x\n", s, expected, x)
+		return 1
+	}
+	return 0
+}
+
+func expectInt32(s string, x, expected int32) int {
+	if x != expected {
+		fmt.Printf("I32 %s: Expected 0x%08x, got 0x%08x\n", s, expected, x)
+		return 1
+	}
+	return 0
+}
+
+func expectUint16(s string, x, expected uint16) int {
+	if x != expected {
+		fmt.Printf("U16 %s: Expected 0x%04x, got 0x%04x\n", s, expected, x)
+		return 1
+	}
+	return 0
+}
+
+func expectInt16(s string, x, expected int16) int {
+	if x != expected {
+		fmt.Printf("I16 %s: Expected 0x%04x, got 0x%04x\n", s, expected, x)
+		return 1
+	}
+	return 0
+}
+
+func expectAll64(s string, expected, a, b, c, d, e, f, g, h, i float64) int {
+	fails := 0
+	fails += expect64(s+":a", a, expected)
+	fails += expect64(s+":b", b, expected)
+	fails += expect64(s+":c", c, expected)
+	fails += expect64(s+":d", d, expected)
+	fails += expect64(s+":e", e, expected)
+	fails += expect64(s+":f", f, expected)
+	fails += expect64(s+":g", g, expected)
+	return fails
+}
+
+func expectAll32(s string, expected, a, b, c, d, e, f, g, h, i float32) int {
+	fails := 0
+	fails += expect32(s+":a", a, expected)
+	fails += expect32(s+":b", b, expected)
+	fails += expect32(s+":c", c, expected)
+	fails += expect32(s+":d", d, expected)
+	fails += expect32(s+":e", e, expected)
+	fails += expect32(s+":f", f, expected)
+	fails += expect32(s+":g", g, expected)
+	return fails
+}
+
+var ev64 [2]float64 = [2]float64{42.0, 17.0}
+var ev32 [2]float32 = [2]float32{42.0, 17.0}
+
+func cmpOpTest(s string,
+	f func(a, b float64) bool,
+	g func(a, b float64) float64,
+	ff func(a, b float32) bool,
+	gg func(a, b float32) float32,
+	zero, one, inf, nan float64, result uint) int {
+	fails := 0
+	fails += fail64bool(s, f, zero, zero, result>>16&1 == 1)
+	fails += fail64bool(s, f, zero, one, result>>12&1 == 1)
+	fails += fail64bool(s, f, zero, inf, result>>8&1 == 1)
+	fails += fail64bool(s, f, zero, nan, result>>4&1 == 1)
+	fails += fail64bool(s, f, nan, nan, result&1 == 1)
+
+	fails += fail64(s, g, zero, zero, ev64[result>>16&1])
+	fails += fail64(s, g, zero, one, ev64[result>>12&1])
+	fails += fail64(s, g, zero, inf, ev64[result>>8&1])
+	fails += fail64(s, g, zero, nan, ev64[result>>4&1])
+	fails += fail64(s, g, nan, nan, ev64[result>>0&1])
+
+	{
+		zero := float32(zero)
+		one := float32(one)
+		inf := float32(inf)
+		nan := float32(nan)
+		fails += fail32bool(s, ff, zero, zero, (result>>16)&1 == 1)
+		fails += fail32bool(s, ff, zero, one, (result>>12)&1 == 1)
+		fails += fail32bool(s, ff, zero, inf, (result>>8)&1 == 1)
+		fails += fail32bool(s, ff, zero, nan, (result>>4)&1 == 1)
+		fails += fail32bool(s, ff, nan, nan, result&1 == 1)
+
+		fails += fail32(s, gg, zero, zero, ev32[(result>>16)&1])
+		fails += fail32(s, gg, zero, one, ev32[(result>>12)&1])
+		fails += fail32(s, gg, zero, inf, ev32[(result>>8)&1])
+		fails += fail32(s, gg, zero, nan, ev32[(result>>4)&1])
+		fails += fail32(s, gg, nan, nan, ev32[(result>>0)&1])
+	}
+
+	return fails
+}
+
+func expectCx128(s string, x, expected complex128) int {
+	if x != expected {
+		println("Cx 128 Expected", expected, "for", s, ", got", x)
+		return 1
+	}
+	return 0
+}
+
+func expectCx64(s string, x, expected complex64) int {
+	if x != expected {
+		println("Cx 64 Expected", expected, "for", s, ", got", x)
+		return 1
+	}
+	return 0
+}
+
+//go:noinline
+func cx128sum_ssa(a, b complex128) complex128 {
+	return a + b
+}
+
+//go:noinline
+func cx128diff_ssa(a, b complex128) complex128 {
+	return a - b
+}
+
+//go:noinline
+func cx128prod_ssa(a, b complex128) complex128 {
+	return a * b
+}
+
+//go:noinline
+func cx128quot_ssa(a, b complex128) complex128 {
+	return a / b
+}
+
+//go:noinline
+func cx128neg_ssa(a complex128) complex128 {
+	return -a
+}
+
+//go:noinline
+func cx128real_ssa(a complex128) float64 {
+	return real(a)
+}
+
+//go:noinline
+func cx128imag_ssa(a complex128) float64 {
+	return imag(a)
+}
+
+//go:noinline
+func cx128cnst_ssa(a complex128) complex128 {
+	b := 2 + 3i
+	return a * b
+}
+
+//go:noinline
+func cx64sum_ssa(a, b complex64) complex64 {
+	return a + b
+}
+
+//go:noinline
+func cx64diff_ssa(a, b complex64) complex64 {
+	return a - b
+}
+
+//go:noinline
+func cx64prod_ssa(a, b complex64) complex64 {
+	return a * b
+}
+
+//go:noinline
+func cx64quot_ssa(a, b complex64) complex64 {
+	return a / b
+}
+
+//go:noinline
+func cx64neg_ssa(a complex64) complex64 {
+	return -a
+}
+
+//go:noinline
+func cx64real_ssa(a complex64) float32 {
+	return real(a)
+}
+
+//go:noinline
+func cx64imag_ssa(a complex64) float32 {
+	return imag(a)
+}
+
+//go:noinline
+func cx128eq_ssa(a, b complex128) bool {
+	return a == b
+}
+
+//go:noinline
+func cx128ne_ssa(a, b complex128) bool {
+	return a != b
+}
+
+//go:noinline
+func cx64eq_ssa(a, b complex64) bool {
+	return a == b
+}
+
+//go:noinline
+func cx64ne_ssa(a, b complex64) bool {
+	return a != b
+}
+
+func expectTrue(s string, b bool) int {
+	if !b {
+		println("expected true for", s, ", got false")
+		return 1
+	}
+	return 0
+}
+func expectFalse(s string, b bool) int {
+	if b {
+		println("expected false for", s, ", got true")
+		return 1
+	}
+	return 0
+}
+
+func complexTest128() int {
+	fails := 0
+	var a complex128 = 1 + 2i
+	var b complex128 = 3 + 6i
+	sum := cx128sum_ssa(b, a)
+	diff := cx128diff_ssa(b, a)
+	prod := cx128prod_ssa(b, a)
+	quot := cx128quot_ssa(b, a)
+	neg := cx128neg_ssa(a)
+	r := cx128real_ssa(a)
+	i := cx128imag_ssa(a)
+	cnst := cx128cnst_ssa(a)
+	c1 := cx128eq_ssa(a, a)
+	c2 := cx128eq_ssa(a, b)
+	c3 := cx128ne_ssa(a, a)
+	c4 := cx128ne_ssa(a, b)
+
+	fails += expectCx128("sum", sum, 4+8i)
+	fails += expectCx128("diff", diff, 2+4i)
+	fails += expectCx128("prod", prod, -9+12i)
+	fails += expectCx128("quot", quot, 3+0i)
+	fails += expectCx128("neg", neg, -1-2i)
+	fails += expect64("real", r, 1)
+	fails += expect64("imag", i, 2)
+	fails += expectCx128("cnst", cnst, -4+7i)
+	fails += expectTrue(fmt.Sprintf("%v==%v", a, a), c1)
+	fails += expectFalse(fmt.Sprintf("%v==%v", a, b), c2)
+	fails += expectFalse(fmt.Sprintf("%v!=%v", a, a), c3)
+	fails += expectTrue(fmt.Sprintf("%v!=%v", a, b), c4)
+
+	return fails
+}
+
+func complexTest64() int {
+	fails := 0
+	var a complex64 = 1 + 2i
+	var b complex64 = 3 + 6i
+	sum := cx64sum_ssa(b, a)
+	diff := cx64diff_ssa(b, a)
+	prod := cx64prod_ssa(b, a)
+	quot := cx64quot_ssa(b, a)
+	neg := cx64neg_ssa(a)
+	r := cx64real_ssa(a)
+	i := cx64imag_ssa(a)
+	c1 := cx64eq_ssa(a, a)
+	c2 := cx64eq_ssa(a, b)
+	c3 := cx64ne_ssa(a, a)
+	c4 := cx64ne_ssa(a, b)
+
+	fails += expectCx64("sum", sum, 4+8i)
+	fails += expectCx64("diff", diff, 2+4i)
+	fails += expectCx64("prod", prod, -9+12i)
+	fails += expectCx64("quot", quot, 3+0i)
+	fails += expectCx64("neg", neg, -1-2i)
+	fails += expect32("real", r, 1)
+	fails += expect32("imag", i, 2)
+	fails += expectTrue(fmt.Sprintf("%v==%v", a, a), c1)
+	fails += expectFalse(fmt.Sprintf("%v==%v", a, b), c2)
+	fails += expectFalse(fmt.Sprintf("%v!=%v", a, a), c3)
+	fails += expectTrue(fmt.Sprintf("%v!=%v", a, b), c4)
+
+	return fails
+}
+
+func main() {
+
+	a := 3.0
+	b := 4.0
+
+	c := float32(3.0)
+	d := float32(4.0)
+
+	tiny := float32(1.5E-45) // smallest f32 denorm = 2**(-149)
+	dtiny := float64(tiny)   // well within range of f64
+
+	fails := 0
+	fails += fail64("+", add64_ssa, a, b, 7.0)
+	fails += fail64("*", mul64_ssa, a, b, 12.0)
+	fails += fail64("-", sub64_ssa, a, b, -1.0)
+	fails += fail64("/", div64_ssa, a, b, 0.75)
+	fails += fail64("neg", neg64_ssa, a, b, -7)
+
+	fails += fail32("+", add32_ssa, c, d, 7.0)
+	fails += fail32("*", mul32_ssa, c, d, 12.0)
+	fails += fail32("-", sub32_ssa, c, d, -1.0)
+	fails += fail32("/", div32_ssa, c, d, 0.75)
+	fails += fail32("neg", neg32_ssa, c, d, -7)
+
+	// denorm-squared should underflow to zero.
+	fails += fail32("*", mul32_ssa, tiny, tiny, 0)
+
+	// but should not underflow in float and in fact is exactly representable.
+	fails += fail64("*", mul64_ssa, dtiny, dtiny, 1.9636373861190906e-90)
+
+	// Intended to create register pressure which forces
+	// asymmetric op into different code paths.
+	aa, ab, ac, ad, ba, bb, bc, bd, ca, cb, cc, cd, da, db, dc, dd := manysub_ssa(1000.0, 100.0, 10.0, 1.0)
+
+	fails += expect64("aa", aa, 11.0)
+	fails += expect64("ab", ab, 900.0)
+	fails += expect64("ac", ac, 990.0)
+	fails += expect64("ad", ad, 999.0)
+
+	fails += expect64("ba", ba, -900.0)
+	fails += expect64("bb", bb, 22.0)
+	fails += expect64("bc", bc, 90.0)
+	fails += expect64("bd", bd, 99.0)
+
+	fails += expect64("ca", ca, -990.0)
+	fails += expect64("cb", cb, -90.0)
+	fails += expect64("cc", cc, 33.0)
+	fails += expect64("cd", cd, 9.0)
+
+	fails += expect64("da", da, -999.0)
+	fails += expect64("db", db, -99.0)
+	fails += expect64("dc", dc, -9.0)
+	fails += expect64("dd", dd, 44.0)
+
+	fails += integer2floatConversions()
+
+	var zero64 float64 = 0.0
+	var one64 float64 = 1.0
+	var inf64 float64 = 1.0 / zero64
+	var nan64 float64 = sub64_ssa(inf64, inf64)
+
+	fails += cmpOpTest("!=", ne64_ssa, nebr64_ssa, ne32_ssa, nebr32_ssa, zero64, one64, inf64, nan64, 0x01111)
+	fails += cmpOpTest("==", eq64_ssa, eqbr64_ssa, eq32_ssa, eqbr32_ssa, zero64, one64, inf64, nan64, 0x10000)
+	fails += cmpOpTest("<=", le64_ssa, lebr64_ssa, le32_ssa, lebr32_ssa, zero64, one64, inf64, nan64, 0x11100)
+	fails += cmpOpTest("<", lt64_ssa, ltbr64_ssa, lt32_ssa, ltbr32_ssa, zero64, one64, inf64, nan64, 0x01100)
+	fails += cmpOpTest(">", gt64_ssa, gtbr64_ssa, gt32_ssa, gtbr32_ssa, zero64, one64, inf64, nan64, 0x00000)
+	fails += cmpOpTest(">=", ge64_ssa, gebr64_ssa, ge32_ssa, gebr32_ssa, zero64, one64, inf64, nan64, 0x10000)
+
+	{
+		lt, le, eq, ne, ge, gt := compares64_ssa(0.0, 1.0, inf64, nan64)
+		fails += expectUint64("lt", lt, 0x0110001000000000)
+		fails += expectUint64("le", le, 0x1110011000100000)
+		fails += expectUint64("eq", eq, 0x1000010000100000)
+		fails += expectUint64("ne", ne, 0x0111101111011111)
+		fails += expectUint64("ge", ge, 0x1000110011100000)
+		fails += expectUint64("gt", gt, 0x0000100011000000)
+		// fmt.Printf("lt=0x%016x, le=0x%016x, eq=0x%016x, ne=0x%016x, ge=0x%016x, gt=0x%016x\n",
+		// 	lt, le, eq, ne, ge, gt)
+	}
+	{
+		lt, le, eq, ne, ge, gt := compares32_ssa(0.0, 1.0, float32(inf64), float32(nan64))
+		fails += expectUint64("lt", lt, 0x0110001000000000)
+		fails += expectUint64("le", le, 0x1110011000100000)
+		fails += expectUint64("eq", eq, 0x1000010000100000)
+		fails += expectUint64("ne", ne, 0x0111101111011111)
+		fails += expectUint64("ge", ge, 0x1000110011100000)
+		fails += expectUint64("gt", gt, 0x0000100011000000)
+	}
+
+	fails += floatingToIntegerConversionsTest()
+	fails += complexTest128()
+	fails += complexTest64()
+
+	if fails > 0 {
+		fmt.Printf("Saw %v failures\n", fails)
+		panic("Failed.")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/gen/arithBoundaryGen.go b/src/cmd/compile/internal/gc/testdata/gen/arithBoundaryGen.go
new file mode 100644
index 0000000000..7c7d721a23
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/gen/arithBoundaryGen.go
@@ -0,0 +1,214 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This program generates a test to verify that the standard arithmetic
+// operators properly handle some special cases.  The test file should be
+// generated with a known working version of go.
+// launch with `go run arithBoundaryGen.go` a file called arithBoundary_ssa.go
+// will be written into the parent directory containing the tests
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"go/format"
+	"io/ioutil"
+	"log"
+	"text/template"
+)
+
+// used for interpolation in a text template
+type tmplData struct {
+	Name, Stype, Symbol string
+}
+
+// used to work around an issue with the mod symbol being
+// interpreted as part of a format string
+func (s tmplData) SymFirst() string {
+	return string(s.Symbol[0])
+}
+
+// ucast casts an unsigned int to the size in s
+func ucast(i uint64, s sizedTestData) uint64 {
+	switch s.name {
+	case "uint32":
+		return uint64(uint32(i))
+	case "uint16":
+		return uint64(uint16(i))
+	case "uint8":
+		return uint64(uint8(i))
+	}
+	return i
+}
+
+// icast casts a signed int to the size in s
+func icast(i int64, s sizedTestData) int64 {
+	switch s.name {
+	case "int32":
+		return int64(int32(i))
+	case "int16":
+		return int64(int16(i))
+	case "int8":
+		return int64(int8(i))
+	}
+	return i
+}
+
+type sizedTestData struct {
+	name string
+	sn   string
+	u    []uint64
+	i    []int64
+}
+
+// values to generate tests. these should include the smallest and largest values, along
+// with any other values that might cause issues. we generate n^2 tests for each size to
+// cover all cases.
+var szs = []sizedTestData{
+	sizedTestData{name: "uint64", sn: "64", u: []uint64{0, 1, 4294967296, 0xffffFFFFffffFFFF}},
+	sizedTestData{name: "int64", sn: "64", i: []int64{-0x8000000000000000, -0x7FFFFFFFFFFFFFFF,
+		-4294967296, -1, 0, 1, 4294967296, 0x7FFFFFFFFFFFFFFE, 0x7FFFFFFFFFFFFFFF}},
+
+	sizedTestData{name: "uint32", sn: "32", u: []uint64{0, 1, 4294967295}},
+	sizedTestData{name: "int32", sn: "32", i: []int64{-0x80000000, -0x7FFFFFFF, -1, 0,
+		1, 0x7FFFFFFF}},
+
+	sizedTestData{name: "uint16", sn: "16", u: []uint64{0, 1, 65535}},
+	sizedTestData{name: "int16", sn: "16", i: []int64{-32768, -32767, -1, 0, 1, 32766, 32767}},
+
+	sizedTestData{name: "uint8", sn: "8", u: []uint64{0, 1, 255}},
+	sizedTestData{name: "int8", sn: "8", i: []int64{-128, -127, -1, 0, 1, 126, 127}},
+}
+
+type op struct {
+	name, symbol string
+}
+
+// ops that we will be generating tests for
+var ops = []op{op{"add", "+"}, op{"sub", "-"}, op{"div", "/"}, op{"mod", "%%"}, op{"mul", "*"}}
+
+func main() {
+
+	w := new(bytes.Buffer)
+	fmt.Fprintf(w, "package main;\n")
+	fmt.Fprintf(w, "import \"fmt\"\n")
+
+	for _, sz := range []int{64, 32, 16, 8} {
+		fmt.Fprintf(w, "type utd%d struct {\n", sz)
+		fmt.Fprintf(w, "  a,b uint%d\n", sz)
+		fmt.Fprintf(w, "  add,sub,mul,div,mod uint%d\n", sz)
+		fmt.Fprintf(w, "}\n")
+
+		fmt.Fprintf(w, "type itd%d struct {\n", sz)
+		fmt.Fprintf(w, "  a,b int%d\n", sz)
+		fmt.Fprintf(w, "  add,sub,mul,div,mod int%d\n", sz)
+		fmt.Fprintf(w, "}\n")
+	}
+
+	// the function being tested
+	testFunc, err := template.New("testFunc").Parse(
+		`//go:noinline
+		func {{.Name}}_{{.Stype}}_ssa(a, b {{.Stype}}) {{.Stype}} {
+	return a {{.SymFirst}} b
+}
+`)
+	if err != nil {
+		panic(err)
+	}
+
+	// generate our functions to be tested
+	for _, s := range szs {
+		for _, o := range ops {
+			fd := tmplData{o.name, s.name, o.symbol}
+			err = testFunc.Execute(w, fd)
+			if err != nil {
+				panic(err)
+			}
+		}
+	}
+
+	// generate the test data
+	for _, s := range szs {
+		if len(s.u) > 0 {
+			fmt.Fprintf(w, "var %s_data []utd%s = []utd%s{", s.name, s.sn, s.sn)
+			for _, i := range s.u {
+				for _, j := range s.u {
+					fmt.Fprintf(w, "utd%s{a: %d, b: %d, add: %d, sub: %d, mul: %d", s.sn, i, j, ucast(i+j, s), ucast(i-j, s), ucast(i*j, s))
+					if j != 0 {
+						fmt.Fprintf(w, ", div: %d, mod: %d", ucast(i/j, s), ucast(i%j, s))
+					}
+					fmt.Fprint(w, "},\n")
+				}
+			}
+			fmt.Fprintf(w, "}\n")
+		} else {
+			// TODO: clean up this duplication
+			fmt.Fprintf(w, "var %s_data []itd%s = []itd%s{", s.name, s.sn, s.sn)
+			for _, i := range s.i {
+				for _, j := range s.i {
+					fmt.Fprintf(w, "itd%s{a: %d, b: %d, add: %d, sub: %d, mul: %d", s.sn, i, j, icast(i+j, s), icast(i-j, s), icast(i*j, s))
+					if j != 0 {
+						fmt.Fprintf(w, ", div: %d, mod: %d", icast(i/j, s), icast(i%j, s))
+					}
+					fmt.Fprint(w, "},\n")
+				}
+			}
+			fmt.Fprintf(w, "}\n")
+		}
+	}
+
+	fmt.Fprintf(w, "var failed bool\n\n")
+	fmt.Fprintf(w, "func main() {\n\n")
+
+	verify, err := template.New("tst").Parse(
+		`if got := {{.Name}}_{{.Stype}}_ssa(v.a, v.b); got != v.{{.Name}} {
+       fmt.Printf("{{.Name}}_{{.Stype}} %d{{.Symbol}}%d = %d, wanted %d\n",v.a,v.b,got,v.{{.Name}})
+       failed = true
+}
+`)
+
+	for _, s := range szs {
+		fmt.Fprintf(w, "for _, v := range %s_data {\n", s.name)
+
+		for _, o := range ops {
+			// avoid generating tests that divide by zero
+			if o.name == "div" || o.name == "mod" {
+				fmt.Fprint(w, "if v.b != 0 {")
+			}
+
+			err = verify.Execute(w, tmplData{o.name, s.name, o.symbol})
+
+			if o.name == "div" || o.name == "mod" {
+				fmt.Fprint(w, "\n}\n")
+			}
+
+			if err != nil {
+				panic(err)
+			}
+
+		}
+		fmt.Fprint(w, "    }\n")
+	}
+
+	fmt.Fprintf(w, `if failed {
+        panic("tests failed")
+    }
+`)
+	fmt.Fprintf(w, "}\n")
+
+	// gofmt result
+	b := w.Bytes()
+	src, err := format.Source(b)
+	if err != nil {
+		fmt.Printf("%s\n", b)
+		panic(err)
+	}
+
+	// write to file
+	err = ioutil.WriteFile("../arithBoundary_ssa.go", src, 0666)
+	if err != nil {
+		log.Fatalf("can't write output: %v\n", err)
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/gen/arithConstGen.go b/src/cmd/compile/internal/gc/testdata/gen/arithConstGen.go
new file mode 100644
index 0000000000..34e54ad08a
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/gen/arithConstGen.go
@@ -0,0 +1,294 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This program generates a test to verify that the standard arithmetic
+// operators properly handle const cases.  The test file should be
+// generated with a known working version of go.
+// launch with `go run arithConstGen.go` a file called arithConst_ssa.go
+// will be written into the parent directory containing the tests
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"go/format"
+	"io/ioutil"
+	"log"
+	"strings"
+	"text/template"
+)
+
+type op struct {
+	name, symbol string
+}
+type szD struct {
+	name string
+	sn   string
+	u    []uint64
+	i    []int64
+}
+
+var szs []szD = []szD{
+	szD{name: "uint64", sn: "64", u: []uint64{0, 1, 4294967296, 0xffffFFFFffffFFFF}},
+	szD{name: "int64", sn: "64", i: []int64{-0x8000000000000000, -0x7FFFFFFFFFFFFFFF,
+		-4294967296, -1, 0, 1, 4294967296, 0x7FFFFFFFFFFFFFFE, 0x7FFFFFFFFFFFFFFF}},
+
+	szD{name: "uint32", sn: "32", u: []uint64{0, 1, 4294967295}},
+	szD{name: "int32", sn: "32", i: []int64{-0x80000000, -0x7FFFFFFF, -1, 0,
+		1, 0x7FFFFFFF}},
+
+	szD{name: "uint16", sn: "16", u: []uint64{0, 1, 65535}},
+	szD{name: "int16", sn: "16", i: []int64{-32768, -32767, -1, 0, 1, 32766, 32767}},
+
+	szD{name: "uint8", sn: "8", u: []uint64{0, 1, 255}},
+	szD{name: "int8", sn: "8", i: []int64{-128, -127, -1, 0, 1, 126, 127}},
+}
+
+var ops []op = []op{op{"add", "+"}, op{"sub", "-"}, op{"div", "/"}, op{"mul", "*"},
+	op{"lsh", "<<"}, op{"rsh", ">>"}}
+
+// compute the result of i op j, cast as type t.
+func ansU(i, j uint64, t, op string) string {
+	var ans uint64
+	switch op {
+	case "+":
+		ans = i + j
+	case "-":
+		ans = i - j
+	case "*":
+		ans = i * j
+	case "/":
+		if j != 0 {
+			ans = i / j
+		}
+	case "<<":
+		ans = i << j
+	case ">>":
+		ans = i >> j
+	}
+	switch t {
+	case "uint32":
+		ans = uint64(uint32(ans))
+	case "uint16":
+		ans = uint64(uint16(ans))
+	case "uint8":
+		ans = uint64(uint8(ans))
+	}
+	return fmt.Sprintf("%d", ans)
+}
+
+// compute the result of i op j, cast as type t.
+func ansS(i, j int64, t, op string) string {
+	var ans int64
+	switch op {
+	case "+":
+		ans = i + j
+	case "-":
+		ans = i - j
+	case "*":
+		ans = i * j
+	case "/":
+		if j != 0 {
+			ans = i / j
+		}
+	case "<<":
+		ans = i << uint64(j)
+	case ">>":
+		ans = i >> uint64(j)
+	}
+	switch t {
+	case "int32":
+		ans = int64(int32(ans))
+	case "int16":
+		ans = int64(int16(ans))
+	case "int8":
+		ans = int64(int8(ans))
+	}
+	return fmt.Sprintf("%d", ans)
+}
+
+func main() {
+
+	w := new(bytes.Buffer)
+
+	fmt.Fprintf(w, "package main;\n")
+	fmt.Fprintf(w, "import \"fmt\"\n")
+
+	fncCnst1, err := template.New("fnc").Parse(
+		`//go:noinline
+		func {{.Name}}_{{.Type_}}_{{.FNumber}}_ssa(a {{.Type_}}) {{.Type_}} {
+	return a {{.Symbol}} {{.Number}}
+}
+`)
+	if err != nil {
+		panic(err)
+	}
+	fncCnst2, err := template.New("fnc").Parse(
+		`//go:noinline
+		func {{.Name}}_{{.FNumber}}_{{.Type_}}_ssa(a {{.Type_}}) {{.Type_}} {
+	return {{.Number}} {{.Symbol}} a
+}
+
+`)
+	if err != nil {
+		panic(err)
+	}
+
+	type fncData struct {
+		Name, Type_, Symbol, FNumber, Number string
+	}
+
+	for _, s := range szs {
+		for _, o := range ops {
+			fd := fncData{o.name, s.name, o.symbol, "", ""}
+
+			// unsigned test cases
+			if len(s.u) > 0 {
+				for _, i := range s.u {
+					fd.Number = fmt.Sprintf("%d", i)
+					fd.FNumber = strings.Replace(fd.Number, "-", "Neg", -1)
+
+					// avoid division by zero
+					if o.name != "div" || i != 0 {
+						fncCnst1.Execute(w, fd)
+					}
+
+					fncCnst2.Execute(w, fd)
+				}
+			}
+
+			// signed test cases
+			if len(s.i) > 0 {
+				// don't generate tests for shifts by signed integers
+				if o.name == "lsh" || o.name == "rsh" {
+					continue
+				}
+				for _, i := range s.i {
+					fd.Number = fmt.Sprintf("%d", i)
+					fd.FNumber = strings.Replace(fd.Number, "-", "Neg", -1)
+
+					// avoid division by zero
+					if o.name != "div" || i != 0 {
+						fncCnst1.Execute(w, fd)
+					}
+					fncCnst2.Execute(w, fd)
+				}
+			}
+		}
+	}
+
+	fmt.Fprintf(w, "var failed bool\n\n")
+	fmt.Fprintf(w, "func main() {\n\n")
+
+	vrf1, _ := template.New("vrf1").Parse(`
+  if got := {{.Name}}_{{.FNumber}}_{{.Type_}}_ssa({{.Input}}); got != {{.Ans}} {
+  	fmt.Printf("{{.Name}}_{{.Type_}} {{.Number}}{{.Symbol}}{{.Input}} = %d, wanted {{.Ans}}\n",got)
+  	failed = true
+  }
+`)
+
+	vrf2, _ := template.New("vrf2").Parse(`
+  if got := {{.Name}}_{{.Type_}}_{{.FNumber}}_ssa({{.Input}}); got != {{.Ans}} {
+    fmt.Printf("{{.Name}}_{{.Type_}} {{.Input}}{{.Symbol}}{{.Number}} = %d, wanted {{.Ans}}\n",got)
+    failed = true
+  }
+`)
+
+	type cfncData struct {
+		Name, Type_, Symbol, FNumber, Number string
+		Ans, Input                           string
+	}
+	for _, s := range szs {
+		if len(s.u) > 0 {
+			for _, o := range ops {
+				fd := cfncData{o.name, s.name, o.symbol, "", "", "", ""}
+				for _, i := range s.u {
+					fd.Number = fmt.Sprintf("%d", i)
+					fd.FNumber = strings.Replace(fd.Number, "-", "Neg", -1)
+
+					// unsigned
+					for _, j := range s.u {
+
+						if o.name != "div" || j != 0 {
+							fd.Ans = ansU(i, j, s.name, o.symbol)
+							fd.Input = fmt.Sprintf("%d", j)
+							err = vrf1.Execute(w, fd)
+							if err != nil {
+								panic(err)
+							}
+						}
+
+						if o.name != "div" || i != 0 {
+							fd.Ans = ansU(j, i, s.name, o.symbol)
+							fd.Input = fmt.Sprintf("%d", j)
+							err = vrf2.Execute(w, fd)
+							if err != nil {
+								panic(err)
+							}
+						}
+
+					}
+				}
+
+			}
+		}
+
+		// signed
+		if len(s.i) > 0 {
+			for _, o := range ops {
+				// don't generate tests for shifts by signed integers
+				if o.name == "lsh" || o.name == "rsh" {
+					continue
+				}
+				fd := cfncData{o.name, s.name, o.symbol, "", "", "", ""}
+				for _, i := range s.i {
+					fd.Number = fmt.Sprintf("%d", i)
+					fd.FNumber = strings.Replace(fd.Number, "-", "Neg", -1)
+					for _, j := range s.i {
+						if o.name != "div" || j != 0 {
+							fd.Ans = ansS(i, j, s.name, o.symbol)
+							fd.Input = fmt.Sprintf("%d", j)
+							err = vrf1.Execute(w, fd)
+							if err != nil {
+								panic(err)
+							}
+						}
+
+						if o.name != "div" || i != 0 {
+							fd.Ans = ansS(j, i, s.name, o.symbol)
+							fd.Input = fmt.Sprintf("%d", j)
+							err = vrf2.Execute(w, fd)
+							if err != nil {
+								panic(err)
+							}
+						}
+
+					}
+				}
+
+			}
+		}
+	}
+
+	fmt.Fprintf(w, `if failed {
+        panic("tests failed")
+    }
+`)
+	fmt.Fprintf(w, "}\n")
+
+	// gofmt result
+	b := w.Bytes()
+	src, err := format.Source(b)
+	if err != nil {
+		fmt.Printf("%s\n", b)
+		panic(err)
+	}
+
+	// write to file
+	err = ioutil.WriteFile("../arithConst_ssa.go", src, 0666)
+	if err != nil {
+		log.Fatalf("can't write output: %v\n", err)
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/gen/copyGen.go b/src/cmd/compile/internal/gc/testdata/gen/copyGen.go
new file mode 100644
index 0000000000..a699fac6c0
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/gen/copyGen.go
@@ -0,0 +1,93 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"go/format"
+	"io/ioutil"
+	"log"
+)
+
+// This program generates tests to verify that copying operations
+// copy the data they are supposed to and clobber no adjacent values.
+
+// run as `go run copyGen.go`.  A file called copy_ssa.go
+// will be written into the parent directory containing the tests.
+
+var sizes = [...]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 16, 17, 23, 24, 25, 31, 32, 33, 63, 64, 65, 1023, 1024, 1025, 1024 + 7, 1024 + 8, 1024 + 9, 1024 + 15, 1024 + 16, 1024 + 17}
+
+func main() {
+	w := new(bytes.Buffer)
+	fmt.Fprintf(w, "// run\n")
+	fmt.Fprintf(w, "// autogenerated from gen/copyGen.go - do not edit!\n")
+	fmt.Fprintf(w, "package main\n")
+	fmt.Fprintf(w, "import \"fmt\"\n")
+
+	for _, s := range sizes {
+		// type for test
+		fmt.Fprintf(w, "type T%d struct {\n", s)
+		fmt.Fprintf(w, "  pre [8]byte\n")
+		fmt.Fprintf(w, "  mid [%d]byte\n", s)
+		fmt.Fprintf(w, "  post [8]byte\n")
+		fmt.Fprintf(w, "}\n")
+
+		// function being tested
+		fmt.Fprintf(w, "func t%dcopy_ssa(y, x *[%d]byte) {\n", s, s)
+		fmt.Fprintf(w, "  switch{}\n")
+		fmt.Fprintf(w, "  *y = *x\n")
+		fmt.Fprintf(w, "}\n")
+
+		// testing harness
+		fmt.Fprintf(w, "func testCopy%d() {\n", s)
+		fmt.Fprintf(w, "  a := T%d{[8]byte{201, 202, 203, 204, 205, 206, 207, 208},[%d]byte{", s, s)
+		for i := 0; i < s; i++ {
+			fmt.Fprintf(w, "%d,", i%100)
+		}
+		fmt.Fprintf(w, "},[8]byte{211, 212, 213, 214, 215, 216, 217, 218}}\n")
+		fmt.Fprintf(w, "  x := [%d]byte{", s)
+		for i := 0; i < s; i++ {
+			fmt.Fprintf(w, "%d,", 100+i%100)
+		}
+		fmt.Fprintf(w, "}\n")
+		fmt.Fprintf(w, "  t%dcopy_ssa(&a.mid, &x)\n", s)
+		fmt.Fprintf(w, "  want := T%d{[8]byte{201, 202, 203, 204, 205, 206, 207, 208},[%d]byte{", s, s)
+		for i := 0; i < s; i++ {
+			fmt.Fprintf(w, "%d,", 100+i%100)
+		}
+		fmt.Fprintf(w, "},[8]byte{211, 212, 213, 214, 215, 216, 217, 218}}\n")
+		fmt.Fprintf(w, "  if a != want {\n")
+		fmt.Fprintf(w, "    fmt.Printf(\"t%dcopy got=%%v, want %%v\\n\", a, want)\n", s)
+		fmt.Fprintf(w, "    failed=true\n")
+		fmt.Fprintf(w, "  }\n")
+		fmt.Fprintf(w, "}\n")
+	}
+
+	// boilerplate at end
+	fmt.Fprintf(w, "var failed bool\n")
+	fmt.Fprintf(w, "func main() {\n")
+	for _, s := range sizes {
+		fmt.Fprintf(w, "  testCopy%d()\n", s)
+	}
+	fmt.Fprintf(w, "  if failed {\n")
+	fmt.Fprintf(w, "    panic(\"failed\")\n")
+	fmt.Fprintf(w, "  }\n")
+	fmt.Fprintf(w, "}\n")
+
+	// gofmt result
+	b := w.Bytes()
+	src, err := format.Source(b)
+	if err != nil {
+		fmt.Printf("%s\n", b)
+		panic(err)
+	}
+
+	// write to file
+	err = ioutil.WriteFile("../copy_ssa.go", src, 0666)
+	if err != nil {
+		log.Fatalf("can't write output: %v\n", err)
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/gen/zeroGen.go b/src/cmd/compile/internal/gc/testdata/gen/zeroGen.go
new file mode 100644
index 0000000000..90e8029f3f
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/gen/zeroGen.go
@@ -0,0 +1,88 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"go/format"
+	"io/ioutil"
+	"log"
+)
+
+// This program generates tests to verify that zeroing operations
+// zero the data they are supposed to and clobber no adjacent values.
+
+// run as `go run zeroGen.go`.  A file called zero_ssa.go
+// will be written into the parent directory containing the tests.
+
+var sizes = [...]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 16, 17, 23, 24, 25, 31, 32, 33, 63, 64, 65, 1023, 1024, 1025}
+
+func main() {
+	w := new(bytes.Buffer)
+	fmt.Fprintf(w, "// run\n")
+	fmt.Fprintf(w, "// autogenerated from gen/zeroGen.go - do not edit!\n")
+	fmt.Fprintf(w, "package main\n")
+	fmt.Fprintf(w, "import \"fmt\"\n")
+
+	for _, s := range sizes {
+		// type for test
+		fmt.Fprintf(w, "type T%d struct {\n", s)
+		fmt.Fprintf(w, "  pre [8]byte\n")
+		fmt.Fprintf(w, "  mid [%d]byte\n", s)
+		fmt.Fprintf(w, "  post [8]byte\n")
+		fmt.Fprintf(w, "}\n")
+
+		// function being tested
+		fmt.Fprintf(w, "func zero%d_ssa(x *[%d]byte) {\n", s, s)
+		fmt.Fprintf(w, "  switch{}\n")
+		fmt.Fprintf(w, "  *x = [%d]byte{}\n", s)
+		fmt.Fprintf(w, "}\n")
+
+		// testing harness
+		fmt.Fprintf(w, "func testZero%d() {\n", s)
+		fmt.Fprintf(w, "  a := T%d{[8]byte{255,255,255,255,255,255,255,255},[%d]byte{", s, s)
+		for i := 0; i < s; i++ {
+			fmt.Fprintf(w, "255,")
+		}
+		fmt.Fprintf(w, "},[8]byte{255,255,255,255,255,255,255,255}}\n")
+		fmt.Fprintf(w, "  zero%d_ssa(&a.mid)\n", s)
+		fmt.Fprintf(w, "  want := T%d{[8]byte{255,255,255,255,255,255,255,255},[%d]byte{", s, s)
+		for i := 0; i < s; i++ {
+			fmt.Fprintf(w, "0,")
+		}
+		fmt.Fprintf(w, "},[8]byte{255,255,255,255,255,255,255,255}}\n")
+		fmt.Fprintf(w, "  if a != want {\n")
+		fmt.Fprintf(w, "    fmt.Printf(\"zero%d got=%%v, want %%v\\n\", a, want)\n", s)
+		fmt.Fprintf(w, "    failed=true\n")
+		fmt.Fprintf(w, "  }\n")
+		fmt.Fprintf(w, "}\n")
+	}
+
+	// boilerplate at end
+	fmt.Fprintf(w, "var failed bool\n")
+	fmt.Fprintf(w, "func main() {\n")
+	for _, s := range sizes {
+		fmt.Fprintf(w, "  testZero%d()\n", s)
+	}
+	fmt.Fprintf(w, "  if failed {\n")
+	fmt.Fprintf(w, "    panic(\"failed\")\n")
+	fmt.Fprintf(w, "  }\n")
+	fmt.Fprintf(w, "}\n")
+
+	// gofmt result
+	b := w.Bytes()
+	src, err := format.Source(b)
+	if err != nil {
+		fmt.Printf("%s\n", b)
+		panic(err)
+	}
+
+	// write to file
+	err = ioutil.WriteFile("../zero_ssa.go", src, 0666)
+	if err != nil {
+		log.Fatalf("can't write output: %v\n", err)
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/loadstore_ssa.go b/src/cmd/compile/internal/gc/testdata/loadstore_ssa.go
new file mode 100644
index 0000000000..e0b0b4dfab
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/loadstore_ssa.go
@@ -0,0 +1,117 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests load/store ordering
+
+package main
+
+import "fmt"
+
+// testLoadStoreOrder tests for reordering of stores/loads.
+func testLoadStoreOrder() {
+	z := uint32(1000)
+	if testLoadStoreOrder_ssa(&z, 100) == 0 {
+		println("testLoadStoreOrder failed")
+		failed = true
+	}
+}
+func testLoadStoreOrder_ssa(z *uint32, prec uint) int {
+	switch {
+	}
+	old := *z         // load
+	*z = uint32(prec) // store
+	if *z < old {     // load
+		return 1
+	}
+	return 0
+}
+
+func testStoreSize() {
+	a := [4]uint16{11, 22, 33, 44}
+	testStoreSize_ssa(&a[0], &a[2], 77)
+	want := [4]uint16{77, 22, 33, 44}
+	if a != want {
+		fmt.Println("testStoreSize failed.  want =", want, ", got =", a)
+		failed = true
+	}
+}
+func testStoreSize_ssa(p *uint16, q *uint16, v uint32) {
+	switch {
+	}
+	// Test to make sure that (Store ptr (Trunc32to16 val) mem)
+	// does not end up as a 32-bit store.  It must stay a 16 bit store
+	// even when Trunc32to16 is rewritten to be a nop.
+	// To ensure that we get rewrite the Trunc32to16 before
+	// we rewrite the Store, we force the truncate into an
+	// earlier basic block by using it on both branches.
+	w := uint16(v)
+	if p != nil {
+		*p = w
+	} else {
+		*q = w
+	}
+}
+
+var failed = false
+
+func testExtStore_ssa(p *byte, b bool) int {
+	switch {
+	}
+	x := *p
+	*p = 7
+	if b {
+		return int(x)
+	}
+	return 0
+}
+
+func testExtStore() {
+	const start = 8
+	var b byte = start
+	if got := testExtStore_ssa(&b, true); got != start {
+		fmt.Println("testExtStore failed.  want =", start, ", got =", got)
+		failed = true
+	}
+}
+
+var b int
+
+// testDeadStorePanic_ssa ensures that we don't optimize away stores
+// that could be read by after recover().  Modeled after fixedbugs/issue1304.
+func testDeadStorePanic_ssa(a int) (r int) {
+	switch {
+	}
+	defer func() {
+		recover()
+		r = a
+	}()
+	a = 2      // store
+	b := a - a // optimized to zero
+	c := 4
+	a = c / b // store, but panics
+	a = 3     // store
+	r = a
+	return
+}
+
+func testDeadStorePanic() {
+	if want, got := 2, testDeadStorePanic_ssa(1); want != got {
+		fmt.Println("testDeadStorePanic failed.  want =", want, ", got =", got)
+		failed = true
+	}
+}
+
+func main() {
+
+	testLoadStoreOrder()
+	testStoreSize()
+	testExtStore()
+	testDeadStorePanic()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/map_ssa.go b/src/cmd/compile/internal/gc/testdata/map_ssa.go
new file mode 100644
index 0000000000..4a466003c7
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/map_ssa.go
@@ -0,0 +1,45 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// map_ssa.go tests map operations.
+package main
+
+import "fmt"
+
+var failed = false
+
+//go:noinline
+func lenMap_ssa(v map[int]int) int {
+	return len(v)
+}
+
+func testLenMap() {
+
+	v := make(map[int]int)
+	v[0] = 0
+	v[1] = 0
+	v[2] = 0
+
+	if want, got := 3, lenMap_ssa(v); got != want {
+		fmt.Printf("expected len(map) = %d, got %d", want, got)
+		failed = true
+	}
+}
+
+func testLenNilMap() {
+
+	var v map[int]int
+	if want, got := 0, lenMap_ssa(v); got != want {
+		fmt.Printf("expected len(nil) = %d, got %d", want, got)
+		failed = true
+	}
+}
+func main() {
+	testLenMap()
+	testLenNilMap()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/phi_ssa.go b/src/cmd/compile/internal/gc/testdata/phi_ssa.go
new file mode 100644
index 0000000000..e855070fc3
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/phi_ssa.go
@@ -0,0 +1,103 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+// Test to make sure spills of cast-shortened values
+// don't end up spilling the pre-shortened size instead
+// of the post-shortened size.
+
+import (
+	"fmt"
+	"runtime"
+)
+
+// unfoldable true
+var true_ = true
+
+var data1 [26]int32
+var data2 [26]int64
+
+func init() {
+	for i := 0; i < 26; i++ {
+		// If we spill all 8 bytes of this datum, the 1 in the high-order 4 bytes
+		// will overwrite some other variable in the stack frame.
+		data2[i] = 0x100000000
+	}
+}
+
+func foo() int32 {
+	var a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z int32
+	if true_ {
+		a = data1[0]
+		b = data1[1]
+		c = data1[2]
+		d = data1[3]
+		e = data1[4]
+		f = data1[5]
+		g = data1[6]
+		h = data1[7]
+		i = data1[8]
+		j = data1[9]
+		k = data1[10]
+		l = data1[11]
+		m = data1[12]
+		n = data1[13]
+		o = data1[14]
+		p = data1[15]
+		q = data1[16]
+		r = data1[17]
+		s = data1[18]
+		t = data1[19]
+		u = data1[20]
+		v = data1[21]
+		w = data1[22]
+		x = data1[23]
+		y = data1[24]
+		z = data1[25]
+	} else {
+		a = int32(data2[0])
+		b = int32(data2[1])
+		c = int32(data2[2])
+		d = int32(data2[3])
+		e = int32(data2[4])
+		f = int32(data2[5])
+		g = int32(data2[6])
+		h = int32(data2[7])
+		i = int32(data2[8])
+		j = int32(data2[9])
+		k = int32(data2[10])
+		l = int32(data2[11])
+		m = int32(data2[12])
+		n = int32(data2[13])
+		o = int32(data2[14])
+		p = int32(data2[15])
+		q = int32(data2[16])
+		r = int32(data2[17])
+		s = int32(data2[18])
+		t = int32(data2[19])
+		u = int32(data2[20])
+		v = int32(data2[21])
+		w = int32(data2[22])
+		x = int32(data2[23])
+		y = int32(data2[24])
+		z = int32(data2[25])
+	}
+	// Lots of phis of the form phi(int32,int64) of type int32 happen here.
+	// Some will be stack phis.  For those stack phis, make sure the spill
+	// of the second argument uses the phi's width (4 bytes), not its width
+	// (8 bytes).  Otherwise, a random stack slot gets clobbered.
+
+	runtime.Gosched()
+	return a + b + c + d + e + f + g + h + i + j + k + l + m + n + o + p + q + r + s + t + u + v + w + x + y + z
+}
+
+func main() {
+	want := int32(0)
+	got := foo()
+	if got != want {
+		fmt.Printf("want %d, got %d\n", want, got)
+		panic("bad")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/regalloc_ssa.go b/src/cmd/compile/internal/gc/testdata/regalloc_ssa.go
new file mode 100644
index 0000000000..f752692952
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/regalloc_ssa.go
@@ -0,0 +1,57 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests phi implementation
+
+package main
+
+func phiOverwrite_ssa() int {
+	var n int
+	for i := 0; i < 10; i++ {
+		if i == 6 {
+			break
+		}
+		n = i
+	}
+	return n
+}
+
+func phiOverwrite() {
+	want := 5
+	got := phiOverwrite_ssa()
+	if got != want {
+		println("phiOverwrite_ssa()=", want, ", got", got)
+		failed = true
+	}
+}
+
+func phiOverwriteBig_ssa() int {
+	var a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z int
+	a = 1
+	for idx := 0; idx < 26; idx++ {
+		a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z = b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w, x, y, z, a
+	}
+	return a*1 + b*2 + c*3 + d*4 + e*5 + f*6 + g*7 + h*8 + i*9 + j*10 + k*11 + l*12 + m*13 + n*14 + o*15 + p*16 + q*17 + r*18 + s*19 + t*20 + u*21 + v*22 + w*23 + x*24 + y*25 + z*26
+}
+
+func phiOverwriteBig() {
+	want := 1
+	got := phiOverwriteBig_ssa()
+	if got != want {
+		println("phiOverwriteBig_ssa()=", want, ", got", got)
+		failed = true
+	}
+}
+
+var failed = false
+
+func main() {
+	phiOverwrite()
+	phiOverwriteBig()
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/short_ssa.go b/src/cmd/compile/internal/gc/testdata/short_ssa.go
new file mode 100644
index 0000000000..fcec1baf09
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/short_ssa.go
@@ -0,0 +1,60 @@
+// run
+
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Tests short circuiting.
+
+package main
+
+func and_ssa(arg1, arg2 bool) bool {
+	return arg1 && rightCall(arg2)
+}
+
+func or_ssa(arg1, arg2 bool) bool {
+	return arg1 || rightCall(arg2)
+}
+
+var rightCalled bool
+
+//go:noinline
+func rightCall(v bool) bool {
+	rightCalled = true
+	return v
+	panic("unreached")
+}
+
+func testAnd(arg1, arg2, wantRes bool) { testShortCircuit("AND", arg1, arg2, and_ssa, arg1, wantRes) }
+func testOr(arg1, arg2, wantRes bool)  { testShortCircuit("OR", arg1, arg2, or_ssa, !arg1, wantRes) }
+
+func testShortCircuit(opName string, arg1, arg2 bool, fn func(bool, bool) bool, wantRightCall, wantRes bool) {
+	rightCalled = false
+	got := fn(arg1, arg2)
+	if rightCalled != wantRightCall {
+		println("failed for", arg1, opName, arg2, "; rightCalled=", rightCalled, "want=", wantRightCall)
+		failed = true
+	}
+	if wantRes != got {
+		println("failed for", arg1, opName, arg2, "; res=", got, "want=", wantRes)
+		failed = true
+	}
+}
+
+var failed = false
+
+func main() {
+	testAnd(false, false, false)
+	testAnd(false, true, false)
+	testAnd(true, false, false)
+	testAnd(true, true, true)
+
+	testOr(false, false, false)
+	testOr(false, true, true)
+	testOr(true, false, true)
+	testOr(true, true, true)
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/string_ssa.go b/src/cmd/compile/internal/gc/testdata/string_ssa.go
new file mode 100644
index 0000000000..a949fbcefb
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/string_ssa.go
@@ -0,0 +1,161 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// string_ssa.go tests string operations.
+package main
+
+var failed = false
+
+//go:noinline
+func testStringSlice1_ssa(a string, i, j int) string {
+	return a[i:]
+}
+
+//go:noinline
+func testStringSlice2_ssa(a string, i, j int) string {
+	return a[:j]
+}
+
+//go:noinline
+func testStringSlice12_ssa(a string, i, j int) string {
+	return a[i:j]
+}
+
+func testStringSlice() {
+	tests := [...]struct {
+		fn        func(string, int, int) string
+		s         string
+		low, high int
+		want      string
+	}{
+		// -1 means the value is not used.
+		{testStringSlice1_ssa, "foobar", 0, -1, "foobar"},
+		{testStringSlice1_ssa, "foobar", 3, -1, "bar"},
+		{testStringSlice1_ssa, "foobar", 6, -1, ""},
+		{testStringSlice2_ssa, "foobar", -1, 0, ""},
+		{testStringSlice2_ssa, "foobar", -1, 3, "foo"},
+		{testStringSlice2_ssa, "foobar", -1, 6, "foobar"},
+		{testStringSlice12_ssa, "foobar", 0, 6, "foobar"},
+		{testStringSlice12_ssa, "foobar", 0, 0, ""},
+		{testStringSlice12_ssa, "foobar", 6, 6, ""},
+		{testStringSlice12_ssa, "foobar", 1, 5, "ooba"},
+		{testStringSlice12_ssa, "foobar", 3, 3, ""},
+		{testStringSlice12_ssa, "", 0, 0, ""},
+	}
+
+	for i, t := range tests {
+		if got := t.fn(t.s, t.low, t.high); t.want != got {
+			println("#", i, " ", t.s, "[", t.low, ":", t.high, "] = ", got, " want ", t.want)
+			failed = true
+		}
+	}
+}
+
+type prefix struct {
+	prefix string
+}
+
+func (p *prefix) slice_ssa() {
+	p.prefix = p.prefix[:3]
+}
+
+func testStructSlice() {
+	switch {
+	}
+	p := &prefix{"prefix"}
+	p.slice_ssa()
+	if "pre" != p.prefix {
+		println("wrong field slice: wanted %s got %s", "pre", p.prefix)
+		failed = true
+	}
+}
+
+func testStringSlicePanic() {
+	defer func() {
+		if r := recover(); r != nil {
+			println("paniced as expected")
+		}
+	}()
+
+	str := "foobar"
+	println("got ", testStringSlice12_ssa(str, 3, 9))
+	println("expected to panic, but didn't")
+	failed = true
+}
+
+const _Accuracy_name = "BelowExactAbove"
+
+var _Accuracy_index = [...]uint8{0, 5, 10, 15}
+
+//go:noinline
+func testSmallIndexType_ssa(i int) string {
+	return _Accuracy_name[_Accuracy_index[i]:_Accuracy_index[i+1]]
+}
+
+func testSmallIndexType() {
+	tests := []struct {
+		i    int
+		want string
+	}{
+		{0, "Below"},
+		{1, "Exact"},
+		{2, "Above"},
+	}
+
+	for i, t := range tests {
+		if got := testSmallIndexType_ssa(t.i); got != t.want {
+			println("#", i, "got ", got, ", wanted", t.want)
+			failed = true
+		}
+	}
+}
+
+//go:noinline
+func testStringElem_ssa(s string, i int) byte {
+	return s[i]
+}
+
+func testStringElem() {
+	tests := []struct {
+		s string
+		i int
+		n byte
+	}{
+		{"foobar", 3, 98},
+		{"foobar", 0, 102},
+		{"foobar", 5, 114},
+	}
+	for _, t := range tests {
+		if got := testStringElem_ssa(t.s, t.i); got != t.n {
+			print("testStringElem \"", t.s, "\"[", t.i, "]=", got, ", wanted ", t.n, "\n")
+			failed = true
+		}
+	}
+}
+
+//go:noinline
+func testStringElemConst_ssa(i int) byte {
+	s := "foobar"
+	return s[i]
+}
+
+func testStringElemConst() {
+	if got := testStringElemConst_ssa(3); got != 98 {
+		println("testStringElemConst=", got, ", wanted 98")
+		failed = true
+	}
+}
+
+func main() {
+	testStringSlice()
+	testStringSlicePanic()
+	testStructSlice()
+	testSmallIndexType()
+	testStringElem()
+	testStringElemConst()
+
+	if failed {
+		panic("failed")
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/unsafe_ssa.go b/src/cmd/compile/internal/gc/testdata/unsafe_ssa.go
new file mode 100644
index 0000000000..d074eb1d5e
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/unsafe_ssa.go
@@ -0,0 +1,148 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"fmt"
+	"runtime"
+	"unsafe"
+)
+
+// global pointer slot
+var a *[8]uint
+
+// unfoldable true
+var b = true
+
+// Test to make sure that a pointer value which is alive
+// across a call is retained, even when there are matching
+// conversions to/from uintptr around the call.
+// We arrange things very carefully to have to/from
+// conversions on either side of the call which cannot be
+// combined with any other conversions.
+func f_ssa() *[8]uint {
+	// Make x a uintptr pointing to where a points.
+	var x uintptr
+	if b {
+		x = uintptr(unsafe.Pointer(a))
+	} else {
+		x = 0
+	}
+	// Clobber the global pointer.  The only live ref
+	// to the allocated object is now x.
+	a = nil
+
+	// Convert to pointer so it should hold
+	// the object live across GC call.
+	p := unsafe.Pointer(x)
+
+	// Call gc.
+	runtime.GC()
+
+	// Convert back to uintptr.
+	y := uintptr(p)
+
+	// Mess with y so that the subsequent cast
+	// to unsafe.Pointer can't be combined with the
+	// uintptr cast above.
+	var z uintptr
+	if b {
+		z = y
+	} else {
+		z = 0
+	}
+	return (*[8]uint)(unsafe.Pointer(z))
+}
+
+// g_ssa is the same as f_ssa, but with a bit of pointer
+// arithmetic for added insanity.
+func g_ssa() *[7]uint {
+	// Make x a uintptr pointing to where a points.
+	var x uintptr
+	if b {
+		x = uintptr(unsafe.Pointer(a))
+	} else {
+		x = 0
+	}
+	// Clobber the global pointer.  The only live ref
+	// to the allocated object is now x.
+	a = nil
+
+	// Offset x by one int.
+	x += unsafe.Sizeof(int(0))
+
+	// Convert to pointer so it should hold
+	// the object live across GC call.
+	p := unsafe.Pointer(x)
+
+	// Call gc.
+	runtime.GC()
+
+	// Convert back to uintptr.
+	y := uintptr(p)
+
+	// Mess with y so that the subsequent cast
+	// to unsafe.Pointer can't be combined with the
+	// uintptr cast above.
+	var z uintptr
+	if b {
+		z = y
+	} else {
+		z = 0
+	}
+	return (*[7]uint)(unsafe.Pointer(z))
+}
+
+func testf() {
+	a = new([8]uint)
+	for i := 0; i < 8; i++ {
+		a[i] = 0xabcd
+	}
+	c := f_ssa()
+	for i := 0; i < 8; i++ {
+		if c[i] != 0xabcd {
+			fmt.Printf("%d:%x\n", i, c[i])
+			panic("bad c")
+		}
+	}
+}
+
+func testg() {
+	a = new([8]uint)
+	for i := 0; i < 8; i++ {
+		a[i] = 0xabcd
+	}
+	c := g_ssa()
+	for i := 0; i < 7; i++ {
+		if c[i] != 0xabcd {
+			fmt.Printf("%d:%x\n", i, c[i])
+			panic("bad c")
+		}
+	}
+}
+
+func alias_ssa(ui64 *uint64, ui32 *uint32) uint32 {
+	*ui32 = 0xffffffff
+	*ui64 = 0                  // store
+	ret := *ui32               // load from same address, should be zero
+	*ui64 = 0xffffffffffffffff // store
+	return ret
+}
+func testdse() {
+	x := int64(-1)
+	// construct two pointers that alias one another
+	ui64 := (*uint64)(unsafe.Pointer(&x))
+	ui32 := (*uint32)(unsafe.Pointer(&x))
+	if want, got := uint32(0), alias_ssa(ui64, ui32); got != want {
+		fmt.Printf("alias_ssa: wanted %d, got %d\n", want, got)
+		panic("alias_ssa")
+	}
+}
+
+func main() {
+	testf()
+	testg()
+	testdse()
+}
diff --git a/src/cmd/compile/internal/gc/testdata/zero_ssa.go b/src/cmd/compile/internal/gc/testdata/zero_ssa.go
new file mode 100644
index 0000000000..0ec883b7f4
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/zero_ssa.go
@@ -0,0 +1,563 @@
+// run
+// autogenerated from gen/zeroGen.go - do not edit!
+package main
+
+import "fmt"
+
+type T1 struct {
+	pre  [8]byte
+	mid  [1]byte
+	post [8]byte
+}
+
+func zero1_ssa(x *[1]byte) {
+	switch {
+	}
+	*x = [1]byte{}
+}
+func testZero1() {
+	a := T1{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1]byte{255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero1_ssa(&a.mid)
+	want := T1{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1]byte{0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero1 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T2 struct {
+	pre  [8]byte
+	mid  [2]byte
+	post [8]byte
+}
+
+func zero2_ssa(x *[2]byte) {
+	switch {
+	}
+	*x = [2]byte{}
+}
+func testZero2() {
+	a := T2{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [2]byte{255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero2_ssa(&a.mid)
+	want := T2{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [2]byte{0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero2 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T3 struct {
+	pre  [8]byte
+	mid  [3]byte
+	post [8]byte
+}
+
+func zero3_ssa(x *[3]byte) {
+	switch {
+	}
+	*x = [3]byte{}
+}
+func testZero3() {
+	a := T3{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [3]byte{255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero3_ssa(&a.mid)
+	want := T3{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [3]byte{0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero3 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T4 struct {
+	pre  [8]byte
+	mid  [4]byte
+	post [8]byte
+}
+
+func zero4_ssa(x *[4]byte) {
+	switch {
+	}
+	*x = [4]byte{}
+}
+func testZero4() {
+	a := T4{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [4]byte{255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero4_ssa(&a.mid)
+	want := T4{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [4]byte{0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero4 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T5 struct {
+	pre  [8]byte
+	mid  [5]byte
+	post [8]byte
+}
+
+func zero5_ssa(x *[5]byte) {
+	switch {
+	}
+	*x = [5]byte{}
+}
+func testZero5() {
+	a := T5{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [5]byte{255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero5_ssa(&a.mid)
+	want := T5{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [5]byte{0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero5 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T6 struct {
+	pre  [8]byte
+	mid  [6]byte
+	post [8]byte
+}
+
+func zero6_ssa(x *[6]byte) {
+	switch {
+	}
+	*x = [6]byte{}
+}
+func testZero6() {
+	a := T6{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [6]byte{255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero6_ssa(&a.mid)
+	want := T6{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [6]byte{0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero6 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T7 struct {
+	pre  [8]byte
+	mid  [7]byte
+	post [8]byte
+}
+
+func zero7_ssa(x *[7]byte) {
+	switch {
+	}
+	*x = [7]byte{}
+}
+func testZero7() {
+	a := T7{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [7]byte{255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero7_ssa(&a.mid)
+	want := T7{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [7]byte{0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero7 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T8 struct {
+	pre  [8]byte
+	mid  [8]byte
+	post [8]byte
+}
+
+func zero8_ssa(x *[8]byte) {
+	switch {
+	}
+	*x = [8]byte{}
+}
+func testZero8() {
+	a := T8{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero8_ssa(&a.mid)
+	want := T8{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero8 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T9 struct {
+	pre  [8]byte
+	mid  [9]byte
+	post [8]byte
+}
+
+func zero9_ssa(x *[9]byte) {
+	switch {
+	}
+	*x = [9]byte{}
+}
+func testZero9() {
+	a := T9{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [9]byte{255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero9_ssa(&a.mid)
+	want := T9{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [9]byte{0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero9 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T10 struct {
+	pre  [8]byte
+	mid  [10]byte
+	post [8]byte
+}
+
+func zero10_ssa(x *[10]byte) {
+	switch {
+	}
+	*x = [10]byte{}
+}
+func testZero10() {
+	a := T10{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [10]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero10_ssa(&a.mid)
+	want := T10{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [10]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero10 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T15 struct {
+	pre  [8]byte
+	mid  [15]byte
+	post [8]byte
+}
+
+func zero15_ssa(x *[15]byte) {
+	switch {
+	}
+	*x = [15]byte{}
+}
+func testZero15() {
+	a := T15{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [15]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero15_ssa(&a.mid)
+	want := T15{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [15]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero15 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T16 struct {
+	pre  [8]byte
+	mid  [16]byte
+	post [8]byte
+}
+
+func zero16_ssa(x *[16]byte) {
+	switch {
+	}
+	*x = [16]byte{}
+}
+func testZero16() {
+	a := T16{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [16]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero16_ssa(&a.mid)
+	want := T16{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [16]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero16 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T17 struct {
+	pre  [8]byte
+	mid  [17]byte
+	post [8]byte
+}
+
+func zero17_ssa(x *[17]byte) {
+	switch {
+	}
+	*x = [17]byte{}
+}
+func testZero17() {
+	a := T17{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [17]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero17_ssa(&a.mid)
+	want := T17{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [17]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero17 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T23 struct {
+	pre  [8]byte
+	mid  [23]byte
+	post [8]byte
+}
+
+func zero23_ssa(x *[23]byte) {
+	switch {
+	}
+	*x = [23]byte{}
+}
+func testZero23() {
+	a := T23{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [23]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero23_ssa(&a.mid)
+	want := T23{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [23]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero23 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T24 struct {
+	pre  [8]byte
+	mid  [24]byte
+	post [8]byte
+}
+
+func zero24_ssa(x *[24]byte) {
+	switch {
+	}
+	*x = [24]byte{}
+}
+func testZero24() {
+	a := T24{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [24]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero24_ssa(&a.mid)
+	want := T24{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [24]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero24 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T25 struct {
+	pre  [8]byte
+	mid  [25]byte
+	post [8]byte
+}
+
+func zero25_ssa(x *[25]byte) {
+	switch {
+	}
+	*x = [25]byte{}
+}
+func testZero25() {
+	a := T25{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [25]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero25_ssa(&a.mid)
+	want := T25{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [25]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero25 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T31 struct {
+	pre  [8]byte
+	mid  [31]byte
+	post [8]byte
+}
+
+func zero31_ssa(x *[31]byte) {
+	switch {
+	}
+	*x = [31]byte{}
+}
+func testZero31() {
+	a := T31{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [31]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero31_ssa(&a.mid)
+	want := T31{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [31]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero31 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T32 struct {
+	pre  [8]byte
+	mid  [32]byte
+	post [8]byte
+}
+
+func zero32_ssa(x *[32]byte) {
+	switch {
+	}
+	*x = [32]byte{}
+}
+func testZero32() {
+	a := T32{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [32]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero32_ssa(&a.mid)
+	want := T32{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [32]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero32 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T33 struct {
+	pre  [8]byte
+	mid  [33]byte
+	post [8]byte
+}
+
+func zero33_ssa(x *[33]byte) {
+	switch {
+	}
+	*x = [33]byte{}
+}
+func testZero33() {
+	a := T33{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [33]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero33_ssa(&a.mid)
+	want := T33{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [33]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero33 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T63 struct {
+	pre  [8]byte
+	mid  [63]byte
+	post [8]byte
+}
+
+func zero63_ssa(x *[63]byte) {
+	switch {
+	}
+	*x = [63]byte{}
+}
+func testZero63() {
+	a := T63{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [63]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero63_ssa(&a.mid)
+	want := T63{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [63]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero63 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T64 struct {
+	pre  [8]byte
+	mid  [64]byte
+	post [8]byte
+}
+
+func zero64_ssa(x *[64]byte) {
+	switch {
+	}
+	*x = [64]byte{}
+}
+func testZero64() {
+	a := T64{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [64]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero64_ssa(&a.mid)
+	want := T64{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [64]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero64 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T65 struct {
+	pre  [8]byte
+	mid  [65]byte
+	post [8]byte
+}
+
+func zero65_ssa(x *[65]byte) {
+	switch {
+	}
+	*x = [65]byte{}
+}
+func testZero65() {
+	a := T65{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [65]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero65_ssa(&a.mid)
+	want := T65{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [65]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero65 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1023 struct {
+	pre  [8]byte
+	mid  [1023]byte
+	post [8]byte
+}
+
+func zero1023_ssa(x *[1023]byte) {
+	switch {
+	}
+	*x = [1023]byte{}
+}
+func testZero1023() {
+	a := T1023{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1023]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero1023_ssa(&a.mid)
+	want := T1023{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1023]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero1023 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1024 struct {
+	pre  [8]byte
+	mid  [1024]byte
+	post [8]byte
+}
+
+func zero1024_ssa(x *[1024]byte) {
+	switch {
+	}
+	*x = [1024]byte{}
+}
+func testZero1024() {
+	a := T1024{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1024]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero1024_ssa(&a.mid)
+	want := T1024{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1024]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero1024 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+type T1025 struct {
+	pre  [8]byte
+	mid  [1025]byte
+	post [8]byte
+}
+
+func zero1025_ssa(x *[1025]byte) {
+	switch {
+	}
+	*x = [1025]byte{}
+}
+func testZero1025() {
+	a := T1025{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1025]byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	zero1025_ssa(&a.mid)
+	want := T1025{[8]byte{255, 255, 255, 255, 255, 255, 255, 255}, [1025]byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, [8]byte{255, 255, 255, 255, 255, 255, 255, 255}}
+	if a != want {
+		fmt.Printf("zero1025 got=%v, want %v\n", a, want)
+		failed = true
+	}
+}
+
+var failed bool
+
+func main() {
+	testZero1()
+	testZero2()
+	testZero3()
+	testZero4()
+	testZero5()
+	testZero6()
+	testZero7()
+	testZero8()
+	testZero9()
+	testZero10()
+	testZero15()
+	testZero16()
+	testZero17()
+	testZero23()
+	testZero24()
+	testZero25()
+	testZero31()
+	testZero32()
+	testZero33()
+	testZero63()
+	testZero64()
+	testZero65()
+	testZero1023()
+	testZero1024()
+	testZero1025()
+	if failed {
+		panic("failed")
+	}
+}