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cmd/internal/obj/loong64: merge MOVVF optab entries into ABSF

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These instructions are aliases for each other:
    -------------------------------------------------------------------------------
   |  MOVWF  |  MOVVF  |  MOVWD  |  MOVVD  |  MOVFW  |  MOVDW  |  MOVFV  |  MOVDV  |
    -------------------------------------------------------------------------------
   | FFINTFW | FFINTFV | FFINTDW | FFINTDV | FTINTWF | FTINTWD | FTINTVF | FTINTVD |
    -------------------------------------------------------------------------------

Change-Id: I435485d5be64a85904609dc8031b4cc88c4746eb
Reviewed-on: https://go-review.googlesource.com/c/go/+/741844
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Mark Freeman <markfreeman@google.com>
This commit is contained in:
limeidan
2026-01-29 17:08:25 +08:00
committed by abner chenc
parent c5f1695f79
commit 9b07a7668c
1 changed files with 30 additions and 48 deletions
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78
src/cmd/internal/obj/loong64/asm.go
View File

@@ -326,7 +326,6 @@ var optab = []Optab{
{ACLOW, C_REG, C_NONE, C_NONE, C_REG, C_NONE, 9, 4, 0, 0},
{AABSF, C_FREG, C_NONE, C_NONE, C_FREG, C_NONE, 9, 4, 0, 0},
{AMOVVF, C_FREG, C_NONE, C_NONE, C_FREG, C_NONE, 9, 4, 0, 0},
{AVSETEQV, C_VREG, C_NONE, C_NONE, C_FCCREG, C_NONE, 9, 4, 0, 0},
{AXVSETEQV, C_XREG, C_NONE, C_NONE, C_FCCREG, C_NONE, 9, 4, 0, 0},
@@ -1376,6 +1375,18 @@ func buildop(ctxt *obj.Link) {
opset(AMOVFW, r0)
opset(AMOVWD, r0)
opset(AMOVDW, r0)
opset(AMOVVF, r0)
opset(AMOVVD, r0)
opset(AMOVFV, r0)
opset(AMOVDV, r0)
opset(AFFINTFW, r0)
opset(AFFINTFV, r0)
opset(AFFINTDW, r0)
opset(AFFINTDV, r0)
opset(AFTINTWF, r0)
opset(AFTINTWD, r0)
opset(AFTINTVF, r0)
opset(AFTINTVD, r0)
opset(ANEGF, r0)
opset(ANEGD, r0)
opset(AABSD, r0)
@@ -1387,21 +1398,8 @@ func buildop(ctxt *obj.Link) {
opset(AFCLASSD, r0)
opset(AFLOGBF, r0)
opset(AFLOGBD, r0)
case AMOVVF:
opset(AMOVVD, r0)
opset(AMOVFV, r0)
opset(AMOVDV, r0)
opset(ATRUNCDV, r0)
opset(ATRUNCFV, r0)
opset(AFFINTFW, r0)
opset(AFFINTFV, r0)
opset(AFFINTDW, r0)
opset(AFFINTDV, r0)
opset(AFTINTWF, r0)
opset(AFTINTWD, r0)
opset(AFTINTVF, r0)
opset(AFTINTVD, r0)
opset(AFTINTRPWF, r0)
opset(AFTINTRPWD, r0)
opset(AFTINTRPVF, r0)
@@ -4391,26 +4389,26 @@ func (c *ctxt0) oprr(a obj.As) uint32 {
return 0x46a1 << 10
case ATRUNCDW:
return 0x46a2 << 10
case AMOVFV:
return 0x46c9 << 10
case AMOVDV:
return 0x46ca << 10
case AMOVVF:
return 0x4746 << 10
case AMOVVD:
return 0x474a << 10
case AMOVFW:
return 0x46c1 << 10
case AMOVDW:
return 0x46c2 << 10
case AMOVWF:
return 0x4744 << 10
case AMOVWF, AFFINTFW:
return 0x4744 << 10 // ffint.s.w
case AMOVVF, AFFINTFV:
return 0x4746 << 10 // ffint.s.l
case AMOVWD, AFFINTDW:
return 0x4748 << 10 // ffint.d.w
case AMOVVD, AFFINTDV:
return 0x474a << 10 // ffint.d.l
case AMOVFW, AFTINTWF:
return 0x46c1 << 10 // ftint.w.s
case AMOVDW, AFTINTWD:
return 0x46c2 << 10 // ftint.w.d
case AMOVFV, AFTINTVF:
return 0x46c9 << 10 // ftint.l.s
case AMOVDV, AFTINTVD:
return 0x46ca << 10 // ftint.l.d
case AMOVDF:
return 0x4646 << 10
case AMOVWD:
return 0x4748 << 10
return 0x4646 << 10 // fcvt.s.d
case AMOVFD:
return 0x4649 << 10
return 0x4649 << 10 // fcvt.d.s
case AABSF:
return 0x4501 << 10
case AABSD:
@@ -4435,22 +4433,6 @@ func (c *ctxt0) oprr(a obj.As) uint32 {
return 0x450d << 10 // fclass.s
case AFCLASSD:
return 0x450e << 10 // fclass.d
case AFFINTFW:
return 0x4744 << 10 // ffint.s.w
case AFFINTFV:
return 0x4746 << 10 // ffint.s.l
case AFFINTDW:
return 0x4748 << 10 // ffint.d.w
case AFFINTDV:
return 0x474a << 10 // ffint.d.l
case AFTINTWF:
return 0x46c1 << 10 // ftint.w.s
case AFTINTWD:
return 0x46c2 << 10 // ftint.w.d
case AFTINTVF:
return 0x46c9 << 10 // ftint.l.s
case AFTINTVD:
return 0x46ca << 10 // ftint.l.d
case AFTINTRMWF:
return 0x4681 << 10 // ftintrm.w.s
case AFTINTRMWD: