diff options
Diffstat (limited to 'src/cmd/compile/internal/ppc64/ssa.go')
| -rw-r--r-- | src/cmd/compile/internal/ppc64/ssa.go | 75 |
1 files changed, 68 insertions, 7 deletions
diff --git a/src/cmd/compile/internal/ppc64/ssa.go b/src/cmd/compile/internal/ppc64/ssa.go index f8906c1eb4..5a7716b385 100644 --- a/src/cmd/compile/internal/ppc64/ssa.go +++ b/src/cmd/compile/internal/ppc64/ssa.go @@ -144,6 +144,66 @@ func ssaMarkMoves(s *gc.SSAGenState, b *ssa.Block) { // } } +// loadByType returns the load instruction of the given type. +func loadByType(t ssa.Type) obj.As { + if t.IsFloat() { + switch t.Size() { + case 4: + return ppc64.AFMOVS + case 8: + return ppc64.AFMOVD + } + } else { + switch t.Size() { + case 1: + if t.IsSigned() { + return ppc64.AMOVB + } else { + return ppc64.AMOVBZ + } + case 2: + if t.IsSigned() { + return ppc64.AMOVH + } else { + return ppc64.AMOVHZ + } + case 4: + if t.IsSigned() { + return ppc64.AMOVW + } else { + return ppc64.AMOVWZ + } + case 8: + return ppc64.AMOVD + } + } + panic("bad load type") +} + +// storeByType returns the store instruction of the given type. +func storeByType(t ssa.Type) obj.As { + if t.IsFloat() { + switch t.Size() { + case 4: + return ppc64.AFMOVS + case 8: + return ppc64.AFMOVD + } + } else { + switch t.Size() { + case 1: + return ppc64.AMOVB + case 2: + return ppc64.AMOVH + case 4: + return ppc64.AMOVW + case 8: + return ppc64.AMOVD + } + } + panic("bad store type") +} + func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { s.SetLineno(v.Line) switch v.Op { @@ -174,8 +234,7 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { gc.CheckLoweredGetClosurePtr(v) case ssa.OpLoadReg: - // TODO: by type - p := gc.Prog(ppc64.AMOVD) + p := gc.Prog(loadByType(v.Type)) n, off := gc.AutoVar(v.Args[0]) p.From.Type = obj.TYPE_MEM p.From.Node = n @@ -191,8 +250,7 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { p.To.Reg = gc.SSARegNum(v) case ssa.OpStoreReg: - // TODO: by type - p := gc.Prog(ppc64.AMOVD) + p := gc.Prog(storeByType(v.Type)) p.From.Type = obj.TYPE_REG p.From.Reg = gc.SSARegNum(v.Args[0]) n, off := gc.AutoVar(v) @@ -208,11 +266,11 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { } case ssa.OpPPC64ADD, ssa.OpPPC64FADD, ssa.OpPPC64FADDS, ssa.OpPPC64SUB, ssa.OpPPC64FSUB, ssa.OpPPC64FSUBS, - ssa.OpPPC64MULLD, ssa.OpPPC64MULLW, + ssa.OpPPC64MULLD, ssa.OpPPC64MULLW, ssa.OpPPC64DIVD, ssa.OpPPC64DIVW, ssa.OpPPC64DIVDU, ssa.OpPPC64DIVWU, ssa.OpPPC64SRAD, ssa.OpPPC64SRAW, ssa.OpPPC64SRD, ssa.OpPPC64SRW, ssa.OpPPC64SLD, ssa.OpPPC64SLW, ssa.OpPPC64MULHD, ssa.OpPPC64MULHW, ssa.OpPPC64MULHDU, ssa.OpPPC64MULHWU, ssa.OpPPC64FMUL, ssa.OpPPC64FMULS, ssa.OpPPC64FDIV, ssa.OpPPC64FDIVS, - ssa.OpPPC64AND, ssa.OpPPC64OR, ssa.OpPPC64ANDN, ssa.OpPPC64ORN, ssa.OpPPC64XOR: + ssa.OpPPC64AND, ssa.OpPPC64OR, ssa.OpPPC64ANDN, ssa.OpPPC64ORN, ssa.OpPPC64XOR, ssa.OpPPC64EQV: r := gc.SSARegNum(v) r1 := gc.SSARegNum(v.Args[0]) r2 := gc.SSARegNum(v.Args[1]) @@ -231,7 +289,7 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { p.To.Type = obj.TYPE_REG p.To.Reg = r - case ssa.OpPPC64ADDIforC: + case ssa.OpPPC64ADDconstForCarry: r1 := gc.SSARegNum(v.Args[0]) p := gc.Prog(v.Op.Asm()) p.Reg = r1 @@ -253,6 +311,7 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { ssa.OpPPC64SRADconst, ssa.OpPPC64SRAWconst, ssa.OpPPC64SRDconst, ssa.OpPPC64SRWconst, ssa.OpPPC64SLDconst, ssa.OpPPC64SLWconst: p := gc.Prog(v.Op.Asm()) p.Reg = gc.SSARegNum(v.Args[0]) + if v.Aux != nil { p.From.Type = obj.TYPE_CONST p.From.Offset = gc.AuxOffset(v) @@ -260,6 +319,7 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { p.From.Type = obj.TYPE_CONST p.From.Offset = v.AuxInt } + p.To.Type = obj.TYPE_REG p.To.Reg = gc.SSARegNum(v) @@ -331,6 +391,7 @@ func ssaGenValue(s *gc.SSAGenState, v *ssa.Value) { gc.AddAux(&p.From, v) p.To.Type = obj.TYPE_REG p.To.Reg = gc.SSARegNum(v) + case ssa.OpPPC64FMOVDload, ssa.OpPPC64FMOVSload: p := gc.Prog(v.Op.Asm()) p.From.Type = obj.TYPE_MEM |