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cmd/internal/obj/loong64: optimize duplicate optab entries

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Change-Id: I28b79d178a2ed3d304f0e61613439813c4dcf79e
Reviewed-on: https://go-review.googlesource.com/c/go/+/721600
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
Reviewed-by: Junyang Shao <shaojunyang@google.com>
Reviewed-by: Mark Freeman <markfreeman@google.com>
Reviewed-by: Meidan Li <limeidan@loongson.cn>
This commit is contained in:
Xiaolin Zhao 2025-11-18 17:36:24 +08:00 • committed by abner chenc
parent a18294bb6a
commit a318843a2a
1 changed files with 22 additions and 31 deletions
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53
src/cmd/internal/obj/loong64/asm.go
View file

@ -65,26 +65,19 @@ var optab = []Optab{
{AMOVWU, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 12, 4, 0, 0}, {AMOVWU, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 12, 4, 0, 0},
{ASUB, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ASUB, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASUBV, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AADD, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AADD, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AADDV, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AADDV, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AAND, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AAND, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASUB, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ASUB, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASUBV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AADD, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AADD, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AADDV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AADDV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AAND, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AAND, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ANEGW, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ANEGW, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ANEGV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AMASKEQZ, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {AMASKEQZ, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASLL, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ASLL, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASLL, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ASLL, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASLLV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ASLLV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{ASLLV, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0}, {ASLLV, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AMUL, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AMUL, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AMULV, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AMULV, C_REG, C_REG, C_NONE, C_REG, C_NONE, 2, 4, 0, 0},
{AADDF, C_FREG, C_NONE, C_NONE, C_FREG, C_NONE, 2, 4, 0, 0}, {AADDF, C_FREG, C_NONE, C_NONE, C_FREG, C_NONE, 2, 4, 0, 0},
{AADDF, C_FREG, C_FREG, C_NONE, C_FREG, C_NONE, 2, 4, 0, 0}, {AADDF, C_FREG, C_FREG, C_NONE, C_FREG, C_NONE, 2, 4, 0, 0},
{ACMPEQF, C_FREG, C_FREG, C_NONE, C_FCCREG, C_NONE, 2, 4, 0, 0}, {ACMPEQF, C_FREG, C_FREG, C_NONE, C_FCCREG, C_NONE, 2, 4, 0, 0},
@ -1503,26 +1496,6 @@ func buildop(ctxt *obj.Link) {
opset(ALL, r0) opset(ALL, r0)
opset(ALLV, r0) opset(ALLV, r0)
case AMUL:
opset(AMULU, r0)
opset(AMULH, r0)
opset(AMULHU, r0)
opset(AREM, r0)
opset(AREMU, r0)
opset(ADIV, r0)
opset(ADIVU, r0)
opset(AMULWVW, r0)
opset(AMULWVWU, r0)
case AMULV:
opset(AMULVU, r0)
opset(AMULHV, r0)
opset(AMULHVU, r0)
opset(AREMV, r0)
opset(AREMVU, r0)
opset(ADIVV, r0)
opset(ADIVVU, r0)
case ASLL: case ASLL:
opset(ASRL, r0) opset(ASRL, r0)
opset(ASRA, r0) opset(ASRA, r0)
@ -1541,9 +1514,26 @@ func buildop(ctxt *obj.Link) {
case ASUB: case ASUB:
opset(ASUBU, r0) opset(ASUBU, r0)
opset(ANOR, r0) opset(ANOR, r0)
opset(ASUBV, r0)
case ASUBV:
opset(ASUBVU, r0) opset(ASUBVU, r0)
opset(AMUL, r0)
opset(AMULU, r0)
opset(AMULH, r0)
opset(AMULHU, r0)
opset(AREM, r0)
opset(AREMU, r0)
opset(ADIV, r0)
opset(ADIVU, r0)
opset(AMULV, r0)
opset(AMULVU, r0)
opset(AMULHV, r0)
opset(AMULHVU, r0)
opset(AREMV, r0)
opset(AREMVU, r0)
opset(ADIVV, r0)
opset(ADIVVU, r0)
opset(AMULWVW, r0)
opset(AMULWVWU, r0)
case ASYSCALL: case ASYSCALL:
opset(ADBAR, r0) opset(ADBAR, r0)
@ -1563,6 +1553,9 @@ func buildop(ctxt *obj.Link) {
opset(AALSLW, r0) opset(AALSLW, r0)
opset(AALSLWU, r0) opset(AALSLWU, r0)
case ANEGW:
opset(ANEGV, r0)
case AMOVW, case AMOVW,
AMOVD, AMOVD,
AMOVF, AMOVF,
@ -1575,8 +1568,6 @@ func buildop(ctxt *obj.Link) {
AXVMOVQ, AXVMOVQ,
AVSHUFB, AVSHUFB,
AXVSHUFB, AXVSHUFB,
ANEGW,
ANEGV,
AWORD, AWORD,
APRELD, APRELD,
APRELDX, APRELDX,