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[dev.simd] cmd/compile: add fp3fp1 regsiter shape

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This is to accomodate dot product instructions.

Change-Id: I88b21f848d7a51ad036bb3555c30f12b72571b2b
Reviewed-on: https://go-review.googlesource.com/c/go/+/680235
Reviewed-by: David Chase <drchase@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Junyang Shao <shaojunyang@google.com>
This commit is contained in:
Junyang Shao 2025-06-09 16:57:38 +00:00 • committed by Gopher Robot
parent 2eaa5a0703
commit 6bc3505773
2 changed files with 3 additions and 2 deletions
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3
src/cmd/compile/internal/ssa/_gen/AMD64Ops.go
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@ -188,6 +188,7 @@ func init() {
fp1m1fp1 = regInfo{inputs: []regMask{fp, mask}, outputs: fponly}
fp2m1fp1 = regInfo{inputs: []regMask{fp, fp, mask}, outputs: fponly}
fp2m1m1 = regInfo{inputs: []regMask{fp, fp, mask}, outputs: maskonly}
fp3fp1 = regInfo{inputs: []regMask{fp, fp, fp}, outputs: fponly}
prefreg = regInfo{inputs: []regMask{gpspsbg}}
)
@ -1298,7 +1299,7 @@ func init() {
pkg: "cmd/internal/obj/x86",
genfile: "../../amd64/ssa.go",
genSIMDfile: "../../amd64/simdssa.go",
ops: append(AMD64ops, simdAMD64Ops(fp11, fp21, fp2m1, fp1m1fp1, fp2m1fp1, fp2m1m1)...), // AMD64ops,
ops: append(AMD64ops, simdAMD64Ops(fp11, fp21, fp2m1, fp1m1fp1, fp2m1fp1, fp2m1m1, fp3fp1)...), // AMD64ops,
blocks: AMD64blocks,
regnames: regNamesAMD64,
ParamIntRegNames: "AX BX CX DI SI R8 R9 R10 R11",

2
src/cmd/compile/internal/ssa/_gen/simdAMD64ops.go
View file

@ -1,7 +1,7 @@
// Code generated by x/arch/internal/simdgen using 'go run . -xedPath $XED_PATH -o godefs -goroot $GOROOT go.yaml types.yaml categories.yaml'; DO NOT EDIT.
package main
func simdAMD64Ops(fp1fp1, fp2fp1, fp2m1, fp1m1fp1, fp2m1fp1, fp2m1m1 regInfo) []opData {
func simdAMD64Ops(fp1fp1, fp2fp1, fp2m1, fp1m1fp1, fp2m1fp1, fp2m1m1, fp3fp1 regInfo) []opData {
return []opData{
{name: "VADDPS512", argLength: 2, reg: fp2fp1, asm: "VADDPS", commutative: true, typ: "Vec512"},
{name: "VANDPS512", argLength: 2, reg: fp2fp1, asm: "VANDPS", commutative: true, typ: "Vec512"},