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-rw-r--r--src/cmd/asm/internal/asm/parse.go24
-rw-r--r--src/cmd/asm/internal/asm/testdata/arm64sveenc.s77
-rw-r--r--src/cmd/asm/internal/asm/testdata/arm64sveerror.s77
3 files changed, 178 insertions, 0 deletions
diff --git a/src/cmd/asm/internal/asm/parse.go b/src/cmd/asm/internal/asm/parse.go
index 935be172cc..0094e305b0 100644
--- a/src/cmd/asm/internal/asm/parse.go
+++ b/src/cmd/asm/internal/asm/parse.go
@@ -472,6 +472,30 @@ func (p *Parser) operand(a *obj.Addr) {
return
}
+ // Detect (VL*imm) or (-VL*imm) pattern in ARM64
+ if p.arch.Family == sys.ARM64 && len(p.input) >= 5 && p.input[0].ScanToken == '(' {
+ pos := 1
+ sign := int64(1)
+ if p.input[pos].ScanToken == '-' {
+ sign = -1
+ pos++
+ } else if p.input[pos].ScanToken == '+' {
+ pos++
+ }
+ if pos+3 < len(p.input) && p.input[pos].String() == "VL" && p.input[pos+1].ScanToken == '*' && p.input[pos+2].ScanToken == scanner.Int && p.input[pos+3].ScanToken == ')' {
+ imm := int64(p.atoi(p.input[pos+2].String()))
+ imm *= sign
+ a.Offset = imm
+ a.Scale = -32768 // bit 15 signals multiple of Vector Length
+
+ // Remove the (VL*imm) tokens and let operand parse the remaining sequence (reg.T)
+ p.input = p.input[pos+4:]
+ p.inputPos = 0
+ p.operand(a)
+ return
+ }
+ }
+
// Constant.
haveConstant := false
switch tok.ScanToken {
diff --git a/src/cmd/asm/internal/asm/testdata/arm64sveenc.s b/src/cmd/asm/internal/asm/testdata/arm64sveenc.s
index 04a1eb9b98..8fa3cc9c78 100644
--- a/src/cmd/asm/internal/asm/testdata/arm64sveenc.s
+++ b/src/cmd/asm/internal/asm/testdata/arm64sveenc.s
@@ -1209,4 +1209,81 @@ TEXT asmtest(SB),DUPOK|NOSPLIT,$-8
ZST1H 6(Z7.D), P4, [Z13.D] // edb0c3e4
ZST1W 12(Z0.S), P6, [Z25.S] // 19b863e5
ZST1W 12(Z0.D), P6, [Z25.D] // 19b843e5
+ PLDR (-VL*2)(RSP), P5 // e51bbf85
+ PPRFB (VL*1)(RSP), P3, PSTL3KEEP // ec0fc185
+ PPRFD (VL*1)(RSP), P3, PSTL3KEEP // ec6fc185
+ PPRFH (VL*1)(RSP), P3, PSTL3KEEP // ec2fc185
+ PPRFW (VL*1)(RSP), P3, PSTL3KEEP // ec4fc185
+ PSTR (-VL*2)(RSP), P5 // e51bbfe5
+ ZLD1B (-VL*2)(R14), P4.Z, [Z13.B] // cdb10ea4
+ ZLD1B (-VL*2)(R14), P4.Z, [Z13.H] // cdb12ea4
+ ZLD1B (-VL*2)(R14), P4.Z, [Z13.S] // cdb14ea4
+ ZLD1B (-VL*2)(R14), P4.Z, [Z13.D] // cdb16ea4
+ ZLD1H (-VL*2)(R14), P4.Z, [Z13.H] // cdb1aea4
+ ZLD1H (-VL*2)(R14), P4.Z, [Z13.S] // cdb1cea4
+ ZLD1H (-VL*2)(R14), P4.Z, [Z13.D] // cdb1eea4
+ ZLD1SB (-VL*2)(R14), P4.Z, [Z13.H] // cdb1cea5
+ ZLD1SB (-VL*2)(R14), P4.Z, [Z13.S] // cdb1aea5
+ ZLD1SB (-VL*2)(R14), P4.Z, [Z13.D] // cdb18ea5
+ ZLD1SH (-VL*2)(R14), P4.Z, [Z13.S] // cdb12ea5
+ ZLD1SH (-VL*2)(R14), P4.Z, [Z13.D] // cdb10ea5
+ ZLD1SW (-VL*2)(R14), P4.Z, [Z13.D] // cdb18ea4
+ ZLD2B (-VL*2)(R14), P4.Z, [Z13.B, Z14.B] // cdf12fa4
+ ZLD2D (-VL*2)(R14), P4.Z, [Z13.D, Z14.D] // cdf1afa5
+ ZLD2H (-VL*2)(R14), P4.Z, [Z13.H, Z14.H] // cdf1afa4
+ ZLD2Q (-VL*2)(R14), P4.Z, [Z13.Q, Z14.Q] // cdf19fa4
+ ZLD2W (-VL*2)(R14), P4.Z, [Z13.S, Z14.S] // cdf12fa5
+ ZLD3B (-VL*3)(R10), P4.Z, [Z21.B, Z22.B, Z23.B] // 55f14fa4
+ ZLD3D (-VL*3)(R10), P4.Z, [Z21.D, Z22.D, Z23.D] // 55f1cfa5
+ ZLD3H (-VL*3)(R10), P4.Z, [Z21.H, Z22.H, Z23.H] // 55f1cfa4
+ ZLD3Q (-VL*3)(R10), P4.Z, [Z21.Q, Z22.Q, Z23.Q] // 55f11fa5
+ ZLD3W (-VL*3)(R10), P4.Z, [Z21.S, Z22.S, Z23.S] // 55f14fa5
+ ZLD4B (VL*4)(R4), P6.Z, [Z25.B, Z26.B, Z27.B, Z28.B]// 99f861a4
+ ZLD4D (VL*4)(R4), P6.Z, [Z25.D, Z26.D, Z27.D, Z28.D]// 99f8e1a5
+ ZLD4H (VL*4)(R4), P6.Z, [Z25.H, Z26.H, Z27.H, Z28.H]// 99f8e1a4
+ ZLD4Q (VL*4)(R4), P6.Z, [Z25.Q, Z26.Q, Z27.Q, Z28.Q]// 99f891a5
+ ZLD4W (VL*4)(R4), P6.Z, [Z25.S, Z26.S, Z27.S, Z28.S]// 99f861a5
+ ZLDNF1B (-VL*2)(R14), P4.Z, [Z13.B] // cdb11ea4
+ ZLDNF1B (-VL*2)(R14), P4.Z, [Z13.H] // cdb13ea4
+ ZLDNF1B (-VL*2)(R14), P4.Z, [Z13.S] // cdb15ea4
+ ZLDNF1B (-VL*2)(R14), P4.Z, [Z13.D] // cdb17ea4
+ ZLDNF1D (-VL*2)(R14), P4.Z, [Z13.D] // cdb1fea5
+ ZLDNF1H (-VL*2)(R14), P4.Z, [Z13.H] // cdb1bea4
+ ZLDNF1H (-VL*2)(R14), P4.Z, [Z13.S] // cdb1dea4
+ ZLDNF1H (-VL*2)(R14), P4.Z, [Z13.D] // cdb1fea4
+ ZLDNF1SB (-VL*2)(R14), P4.Z, [Z13.H] // cdb1dea5
+ ZLDNF1SB (-VL*2)(R14), P4.Z, [Z13.S] // cdb1bea5
+ ZLDNF1SB (-VL*2)(R14), P4.Z, [Z13.D] // cdb19ea5
+ ZLDNF1SH (-VL*2)(R14), P4.Z, [Z13.S] // cdb13ea5
+ ZLDNF1SH (-VL*2)(R14), P4.Z, [Z13.D] // cdb11ea5
+ ZLDNF1SW (-VL*2)(R14), P4.Z, [Z13.D] // cdb19ea4
+ ZLDNF1W (-VL*2)(R14), P4.Z, [Z13.S] // cdb15ea5
+ ZLDNF1W (-VL*2)(R14), P4.Z, [Z13.D] // cdb17ea5
+ ZLDNT1B (-VL*2)(R14), P4.Z, [Z13.B] // cdf10ea4
+ ZLDNT1D (-VL*2)(R14), P4.Z, [Z13.D] // cdf18ea5
+ ZLDNT1H (-VL*2)(R14), P4.Z, [Z13.H] // cdf18ea4
+ ZLDNT1W (-VL*2)(R14), P4.Z, [Z13.S] // cdf10ea5
+ ZLDR (-VL*2)(RSP), Z7 // e75bbf85
+ ZST1B (-VL*2)(R14), P4, [Z13.B] // cdf10ee4
+ ZST1H (-VL*2)(RSP), P1, [Z12.S] // ece7cee4
+ ZST2B (-VL*2)(R14), P4, [Z13.B, Z14.B] // cdf13fe4
+ ZST2D (-VL*2)(R14), P4, [Z13.D, Z14.D] // cdf1bfe5
+ ZST2H (-VL*2)(R14), P4, [Z13.H, Z14.H] // cdf1bfe4
+ ZST2Q (-VL*2)(R14), P4, [Z13.Q, Z14.Q] // cd114fe4
+ ZST2W (-VL*2)(R14), P4, [Z13.S, Z14.S] // cdf13fe5
+ ZST3B (-VL*3)(R10), P4, [Z21.B, Z22.B, Z23.B] // 55f15fe4
+ ZST3D (-VL*3)(R10), P4, [Z21.D, Z22.D, Z23.D] // 55f1dfe5
+ ZST3H (-VL*3)(R10), P4, [Z21.H, Z22.H, Z23.H] // 55f1dfe4
+ ZST3Q (-VL*3)(R10), P4, [Z21.Q, Z22.Q, Z23.Q] // 55118fe4
+ ZST3W (-VL*3)(R10), P4, [Z21.S, Z22.S, Z23.S] // 55f15fe5
+ ZST4B (VL*4)(R4), P6, [Z25.B, Z26.B, Z27.B, Z28.B]// 99f871e4
+ ZST4D (VL*4)(R4), P6, [Z25.D, Z26.D, Z27.D, Z28.D]// 99f8f1e5
+ ZST4H (VL*4)(R4), P6, [Z25.H, Z26.H, Z27.H, Z28.H]// 99f8f1e4
+ ZST4Q (VL*4)(R4), P6, [Z25.Q, Z26.Q, Z27.Q, Z28.Q]// 9918c1e4
+ ZST4W (VL*4)(R4), P6, [Z25.S, Z26.S, Z27.S, Z28.S]// 99f871e5
+ ZSTNT1B (-VL*2)(R14), P4, [Z13.B] // cdf11ee4
+ ZSTNT1D (-VL*2)(R14), P4, [Z13.D] // cdf19ee5
+ ZSTNT1H (-VL*2)(R14), P4, [Z13.H] // cdf19ee4
+ ZSTNT1W (-VL*2)(R14), P4, [Z13.S] // cdf11ee5
+ ZSTR (-VL*2)(RSP), Z7 // e75bbfe5
RET
diff --git a/src/cmd/asm/internal/asm/testdata/arm64sveerror.s b/src/cmd/asm/internal/asm/testdata/arm64sveerror.s
index ea33010739..4f06883bff 100644
--- a/src/cmd/asm/internal/asm/testdata/arm64sveerror.s
+++ b/src/cmd/asm/internal/asm/testdata/arm64sveerror.s
@@ -1208,4 +1208,81 @@ TEXT asmtest(SB),DUPOK|NOSPLIT,$-8
ZST1H 11(Z1.D), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
ZST1W 11(Z1.S), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
ZST1W 11(Z1.D), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ PLDR (VL*3)(RSP), P13.Z // ERROR "illegal combination from SVE"
+ PPRFB (VL*3)(RSP), P13.Z, PSTL3STRM // ERROR "illegal combination from SVE"
+ PPRFD (VL*3)(RSP), P13.Z, PSTL3STRM // ERROR "illegal combination from SVE"
+ PPRFH (VL*3)(RSP), P13.Z, PSTL3STRM // ERROR "illegal combination from SVE"
+ PPRFW (VL*3)(RSP), P13.Z, PSTL3STRM // ERROR "illegal combination from SVE"
+ PSTR (VL*3)(RSP), P13.Z // ERROR "illegal combination from SVE"
+ ZLD1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1SB (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1SB (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1SB (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1SH (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1SH (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD1SW (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLD2B (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZLD2D (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZLD2H (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZLD2Q (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZLD2W (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZLD3B (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZLD3D (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZLD3H (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZLD3Q (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZLD3W (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZLD4B (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZLD4D (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZLD4H (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZLD4Q (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZLD4W (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZLDNF1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1D (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1SB (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1SB (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1SB (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1SH (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1SH (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1SW (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1W (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNF1W (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNT1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNT1D (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNT1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDNT1W (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZLDR (VL*3)(RSP), Z26.S // ERROR "illegal combination from SVE"
+ ZST1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZST1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZST2B (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZST2D (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZST2H (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZST2Q (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZST2W (VL*3)(RSP), P13.Z, [Z11.B, Z12.B] // ERROR "illegal combination from SVE"
+ ZST3B (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZST3D (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZST3H (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZST3Q (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZST3W (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B] // ERROR "illegal combination from SVE"
+ ZST4B (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZST4D (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZST4H (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZST4Q (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZST4W (VL*3)(RSP), P13.Z, [Z11.B, Z12.B, Z13.B, Z14.B]// ERROR "illegal combination from SVE"
+ ZSTNT1B (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZSTNT1D (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZSTNT1H (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZSTNT1W (VL*3)(RSP), P13.Z, [Z11.B] // ERROR "illegal combination from SVE"
+ ZSTR (VL*3)(RSP), Z26.S // ERROR "illegal combination from SVE"
RET
generated by cgit v1.3 (git 2.53.0) at 2026-04-15 17:29:17 +0000