diff options
Diffstat (limited to 'test/inline.go')
| -rw-r--r-- | test/inline.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/inline.go b/test/inline.go index 37965c0d9d..a79f5589fb 100644 --- a/test/inline.go +++ b/test/inline.go @@ -10,6 +10,7 @@ package foo import ( + "math" "runtime" "unsafe" ) @@ -262,3 +263,25 @@ func gd2() int { // ERROR "can inline gd2" func gd3() func() { // ERROR "can inline gd3" return ii } + +// Issue #42788 - ensure ODEREF OCONVNOP* OADDR is low cost. +func EncodeQuad(d []uint32, x [6]float32) { // ERROR "can inline EncodeQuad" "d does not escape" + _ = d[:6] + d[0] = math.Float32bits(x[0]) // ERROR "inlining call to math.Float32bits" + d[1] = math.Float32bits(x[1]) // ERROR "inlining call to math.Float32bits" + d[2] = math.Float32bits(x[2]) // ERROR "inlining call to math.Float32bits" + d[3] = math.Float32bits(x[3]) // ERROR "inlining call to math.Float32bits" + d[4] = math.Float32bits(x[4]) // ERROR "inlining call to math.Float32bits" + d[5] = math.Float32bits(x[5]) // ERROR "inlining call to math.Float32bits" +} + +// Ensure OCONVNOP is zero cost. +func Conv(v uint64) uint64 { // ERROR "can inline Conv" + return conv2(conv2(conv2(v))) // ERROR "inlining call to (conv1|conv2)" +} +func conv2(v uint64) uint64 { // ERROR "can inline conv2" + return conv1(conv1(conv1(conv1(v)))) // ERROR "inlining call to conv1" +} +func conv1(v uint64) uint64 { // ERROR "can inline conv1" + return uint64(uint64(uint64(uint64(uint64(uint64(uint64(uint64(uint64(uint64(uint64(v))))))))))) +} |