| // Code generated from gen/MIPS.rules; DO NOT EDIT. |
| // generated with: cd gen; go run *.go |
| |
| package ssa |
| |
| import "cmd/compile/internal/types" |
| |
| func rewriteValueMIPS(v *Value) bool { |
| switch v.Op { |
| case OpAdd16: |
| v.Op = OpMIPSADD |
| return true |
| case OpAdd32: |
| v.Op = OpMIPSADD |
| return true |
| case OpAdd32F: |
| v.Op = OpMIPSADDF |
| return true |
| case OpAdd32withcarry: |
| return rewriteValueMIPS_OpAdd32withcarry(v) |
| case OpAdd64F: |
| v.Op = OpMIPSADDD |
| return true |
| case OpAdd8: |
| v.Op = OpMIPSADD |
| return true |
| case OpAddPtr: |
| v.Op = OpMIPSADD |
| return true |
| case OpAddr: |
| return rewriteValueMIPS_OpAddr(v) |
| case OpAnd16: |
| v.Op = OpMIPSAND |
| return true |
| case OpAnd32: |
| v.Op = OpMIPSAND |
| return true |
| case OpAnd8: |
| v.Op = OpMIPSAND |
| return true |
| case OpAndB: |
| v.Op = OpMIPSAND |
| return true |
| case OpAtomicAdd32: |
| v.Op = OpMIPSLoweredAtomicAdd |
| return true |
| case OpAtomicAnd32: |
| v.Op = OpMIPSLoweredAtomicAnd |
| return true |
| case OpAtomicAnd8: |
| return rewriteValueMIPS_OpAtomicAnd8(v) |
| case OpAtomicCompareAndSwap32: |
| v.Op = OpMIPSLoweredAtomicCas |
| return true |
| case OpAtomicExchange32: |
| v.Op = OpMIPSLoweredAtomicExchange |
| return true |
| case OpAtomicLoad32: |
| v.Op = OpMIPSLoweredAtomicLoad32 |
| return true |
| case OpAtomicLoad8: |
| v.Op = OpMIPSLoweredAtomicLoad8 |
| return true |
| case OpAtomicLoadPtr: |
| v.Op = OpMIPSLoweredAtomicLoad32 |
| return true |
| case OpAtomicOr32: |
| v.Op = OpMIPSLoweredAtomicOr |
| return true |
| case OpAtomicOr8: |
| return rewriteValueMIPS_OpAtomicOr8(v) |
| case OpAtomicStore32: |
| v.Op = OpMIPSLoweredAtomicStore32 |
| return true |
| case OpAtomicStore8: |
| v.Op = OpMIPSLoweredAtomicStore8 |
| return true |
| case OpAtomicStorePtrNoWB: |
| v.Op = OpMIPSLoweredAtomicStore32 |
| return true |
| case OpAvg32u: |
| return rewriteValueMIPS_OpAvg32u(v) |
| case OpBitLen32: |
| return rewriteValueMIPS_OpBitLen32(v) |
| case OpClosureCall: |
| v.Op = OpMIPSCALLclosure |
| return true |
| case OpCom16: |
| return rewriteValueMIPS_OpCom16(v) |
| case OpCom32: |
| return rewriteValueMIPS_OpCom32(v) |
| case OpCom8: |
| return rewriteValueMIPS_OpCom8(v) |
| case OpConst16: |
| return rewriteValueMIPS_OpConst16(v) |
| case OpConst32: |
| return rewriteValueMIPS_OpConst32(v) |
| case OpConst32F: |
| v.Op = OpMIPSMOVFconst |
| return true |
| case OpConst64F: |
| v.Op = OpMIPSMOVDconst |
| return true |
| case OpConst8: |
| return rewriteValueMIPS_OpConst8(v) |
| case OpConstBool: |
| return rewriteValueMIPS_OpConstBool(v) |
| case OpConstNil: |
| return rewriteValueMIPS_OpConstNil(v) |
| case OpCtz32: |
| return rewriteValueMIPS_OpCtz32(v) |
| case OpCtz32NonZero: |
| v.Op = OpCtz32 |
| return true |
| case OpCvt32Fto32: |
| v.Op = OpMIPSTRUNCFW |
| return true |
| case OpCvt32Fto64F: |
| v.Op = OpMIPSMOVFD |
| return true |
| case OpCvt32to32F: |
| v.Op = OpMIPSMOVWF |
| return true |
| case OpCvt32to64F: |
| v.Op = OpMIPSMOVWD |
| return true |
| case OpCvt64Fto32: |
| v.Op = OpMIPSTRUNCDW |
| return true |
| case OpCvt64Fto32F: |
| v.Op = OpMIPSMOVDF |
| return true |
| case OpCvtBoolToUint8: |
| v.Op = OpCopy |
| return true |
| case OpDiv16: |
| return rewriteValueMIPS_OpDiv16(v) |
| case OpDiv16u: |
| return rewriteValueMIPS_OpDiv16u(v) |
| case OpDiv32: |
| return rewriteValueMIPS_OpDiv32(v) |
| case OpDiv32F: |
| v.Op = OpMIPSDIVF |
| return true |
| case OpDiv32u: |
| return rewriteValueMIPS_OpDiv32u(v) |
| case OpDiv64F: |
| v.Op = OpMIPSDIVD |
| return true |
| case OpDiv8: |
| return rewriteValueMIPS_OpDiv8(v) |
| case OpDiv8u: |
| return rewriteValueMIPS_OpDiv8u(v) |
| case OpEq16: |
| return rewriteValueMIPS_OpEq16(v) |
| case OpEq32: |
| return rewriteValueMIPS_OpEq32(v) |
| case OpEq32F: |
| return rewriteValueMIPS_OpEq32F(v) |
| case OpEq64F: |
| return rewriteValueMIPS_OpEq64F(v) |
| case OpEq8: |
| return rewriteValueMIPS_OpEq8(v) |
| case OpEqB: |
| return rewriteValueMIPS_OpEqB(v) |
| case OpEqPtr: |
| return rewriteValueMIPS_OpEqPtr(v) |
| case OpGetCallerPC: |
| v.Op = OpMIPSLoweredGetCallerPC |
| return true |
| case OpGetCallerSP: |
| v.Op = OpMIPSLoweredGetCallerSP |
| return true |
| case OpGetClosurePtr: |
| v.Op = OpMIPSLoweredGetClosurePtr |
| return true |
| case OpHmul32: |
| return rewriteValueMIPS_OpHmul32(v) |
| case OpHmul32u: |
| return rewriteValueMIPS_OpHmul32u(v) |
| case OpInterCall: |
| v.Op = OpMIPSCALLinter |
| return true |
| case OpIsInBounds: |
| return rewriteValueMIPS_OpIsInBounds(v) |
| case OpIsNonNil: |
| return rewriteValueMIPS_OpIsNonNil(v) |
| case OpIsSliceInBounds: |
| return rewriteValueMIPS_OpIsSliceInBounds(v) |
| case OpLeq16: |
| return rewriteValueMIPS_OpLeq16(v) |
| case OpLeq16U: |
| return rewriteValueMIPS_OpLeq16U(v) |
| case OpLeq32: |
| return rewriteValueMIPS_OpLeq32(v) |
| case OpLeq32F: |
| return rewriteValueMIPS_OpLeq32F(v) |
| case OpLeq32U: |
| return rewriteValueMIPS_OpLeq32U(v) |
| case OpLeq64F: |
| return rewriteValueMIPS_OpLeq64F(v) |
| case OpLeq8: |
| return rewriteValueMIPS_OpLeq8(v) |
| case OpLeq8U: |
| return rewriteValueMIPS_OpLeq8U(v) |
| case OpLess16: |
| return rewriteValueMIPS_OpLess16(v) |
| case OpLess16U: |
| return rewriteValueMIPS_OpLess16U(v) |
| case OpLess32: |
| return rewriteValueMIPS_OpLess32(v) |
| case OpLess32F: |
| return rewriteValueMIPS_OpLess32F(v) |
| case OpLess32U: |
| return rewriteValueMIPS_OpLess32U(v) |
| case OpLess64F: |
| return rewriteValueMIPS_OpLess64F(v) |
| case OpLess8: |
| return rewriteValueMIPS_OpLess8(v) |
| case OpLess8U: |
| return rewriteValueMIPS_OpLess8U(v) |
| case OpLoad: |
| return rewriteValueMIPS_OpLoad(v) |
| case OpLocalAddr: |
| return rewriteValueMIPS_OpLocalAddr(v) |
| case OpLsh16x16: |
| return rewriteValueMIPS_OpLsh16x16(v) |
| case OpLsh16x32: |
| return rewriteValueMIPS_OpLsh16x32(v) |
| case OpLsh16x64: |
| return rewriteValueMIPS_OpLsh16x64(v) |
| case OpLsh16x8: |
| return rewriteValueMIPS_OpLsh16x8(v) |
| case OpLsh32x16: |
| return rewriteValueMIPS_OpLsh32x16(v) |
| case OpLsh32x32: |
| return rewriteValueMIPS_OpLsh32x32(v) |
| case OpLsh32x64: |
| return rewriteValueMIPS_OpLsh32x64(v) |
| case OpLsh32x8: |
| return rewriteValueMIPS_OpLsh32x8(v) |
| case OpLsh8x16: |
| return rewriteValueMIPS_OpLsh8x16(v) |
| case OpLsh8x32: |
| return rewriteValueMIPS_OpLsh8x32(v) |
| case OpLsh8x64: |
| return rewriteValueMIPS_OpLsh8x64(v) |
| case OpLsh8x8: |
| return rewriteValueMIPS_OpLsh8x8(v) |
| case OpMIPSADD: |
| return rewriteValueMIPS_OpMIPSADD(v) |
| case OpMIPSADDconst: |
| return rewriteValueMIPS_OpMIPSADDconst(v) |
| case OpMIPSAND: |
| return rewriteValueMIPS_OpMIPSAND(v) |
| case OpMIPSANDconst: |
| return rewriteValueMIPS_OpMIPSANDconst(v) |
| case OpMIPSCMOVZ: |
| return rewriteValueMIPS_OpMIPSCMOVZ(v) |
| case OpMIPSCMOVZzero: |
| return rewriteValueMIPS_OpMIPSCMOVZzero(v) |
| case OpMIPSLoweredAtomicAdd: |
| return rewriteValueMIPS_OpMIPSLoweredAtomicAdd(v) |
| case OpMIPSLoweredAtomicStore32: |
| return rewriteValueMIPS_OpMIPSLoweredAtomicStore32(v) |
| case OpMIPSMOVBUload: |
| return rewriteValueMIPS_OpMIPSMOVBUload(v) |
| case OpMIPSMOVBUreg: |
| return rewriteValueMIPS_OpMIPSMOVBUreg(v) |
| case OpMIPSMOVBload: |
| return rewriteValueMIPS_OpMIPSMOVBload(v) |
| case OpMIPSMOVBreg: |
| return rewriteValueMIPS_OpMIPSMOVBreg(v) |
| case OpMIPSMOVBstore: |
| return rewriteValueMIPS_OpMIPSMOVBstore(v) |
| case OpMIPSMOVBstorezero: |
| return rewriteValueMIPS_OpMIPSMOVBstorezero(v) |
| case OpMIPSMOVDload: |
| return rewriteValueMIPS_OpMIPSMOVDload(v) |
| case OpMIPSMOVDstore: |
| return rewriteValueMIPS_OpMIPSMOVDstore(v) |
| case OpMIPSMOVFload: |
| return rewriteValueMIPS_OpMIPSMOVFload(v) |
| case OpMIPSMOVFstore: |
| return rewriteValueMIPS_OpMIPSMOVFstore(v) |
| case OpMIPSMOVHUload: |
| return rewriteValueMIPS_OpMIPSMOVHUload(v) |
| case OpMIPSMOVHUreg: |
| return rewriteValueMIPS_OpMIPSMOVHUreg(v) |
| case OpMIPSMOVHload: |
| return rewriteValueMIPS_OpMIPSMOVHload(v) |
| case OpMIPSMOVHreg: |
| return rewriteValueMIPS_OpMIPSMOVHreg(v) |
| case OpMIPSMOVHstore: |
| return rewriteValueMIPS_OpMIPSMOVHstore(v) |
| case OpMIPSMOVHstorezero: |
| return rewriteValueMIPS_OpMIPSMOVHstorezero(v) |
| case OpMIPSMOVWload: |
| return rewriteValueMIPS_OpMIPSMOVWload(v) |
| case OpMIPSMOVWreg: |
| return rewriteValueMIPS_OpMIPSMOVWreg(v) |
| case OpMIPSMOVWstore: |
| return rewriteValueMIPS_OpMIPSMOVWstore(v) |
| case OpMIPSMOVWstorezero: |
| return rewriteValueMIPS_OpMIPSMOVWstorezero(v) |
| case OpMIPSMUL: |
| return rewriteValueMIPS_OpMIPSMUL(v) |
| case OpMIPSNEG: |
| return rewriteValueMIPS_OpMIPSNEG(v) |
| case OpMIPSNOR: |
| return rewriteValueMIPS_OpMIPSNOR(v) |
| case OpMIPSNORconst: |
| return rewriteValueMIPS_OpMIPSNORconst(v) |
| case OpMIPSOR: |
| return rewriteValueMIPS_OpMIPSOR(v) |
| case OpMIPSORconst: |
| return rewriteValueMIPS_OpMIPSORconst(v) |
| case OpMIPSSGT: |
| return rewriteValueMIPS_OpMIPSSGT(v) |
| case OpMIPSSGTU: |
| return rewriteValueMIPS_OpMIPSSGTU(v) |
| case OpMIPSSGTUconst: |
| return rewriteValueMIPS_OpMIPSSGTUconst(v) |
| case OpMIPSSGTUzero: |
| return rewriteValueMIPS_OpMIPSSGTUzero(v) |
| case OpMIPSSGTconst: |
| return rewriteValueMIPS_OpMIPSSGTconst(v) |
| case OpMIPSSGTzero: |
| return rewriteValueMIPS_OpMIPSSGTzero(v) |
| case OpMIPSSLL: |
| return rewriteValueMIPS_OpMIPSSLL(v) |
| case OpMIPSSLLconst: |
| return rewriteValueMIPS_OpMIPSSLLconst(v) |
| case OpMIPSSRA: |
| return rewriteValueMIPS_OpMIPSSRA(v) |
| case OpMIPSSRAconst: |
| return rewriteValueMIPS_OpMIPSSRAconst(v) |
| case OpMIPSSRL: |
| return rewriteValueMIPS_OpMIPSSRL(v) |
| case OpMIPSSRLconst: |
| return rewriteValueMIPS_OpMIPSSRLconst(v) |
| case OpMIPSSUB: |
| return rewriteValueMIPS_OpMIPSSUB(v) |
| case OpMIPSSUBconst: |
| return rewriteValueMIPS_OpMIPSSUBconst(v) |
| case OpMIPSXOR: |
| return rewriteValueMIPS_OpMIPSXOR(v) |
| case OpMIPSXORconst: |
| return rewriteValueMIPS_OpMIPSXORconst(v) |
| case OpMod16: |
| return rewriteValueMIPS_OpMod16(v) |
| case OpMod16u: |
| return rewriteValueMIPS_OpMod16u(v) |
| case OpMod32: |
| return rewriteValueMIPS_OpMod32(v) |
| case OpMod32u: |
| return rewriteValueMIPS_OpMod32u(v) |
| case OpMod8: |
| return rewriteValueMIPS_OpMod8(v) |
| case OpMod8u: |
| return rewriteValueMIPS_OpMod8u(v) |
| case OpMove: |
| return rewriteValueMIPS_OpMove(v) |
| case OpMul16: |
| v.Op = OpMIPSMUL |
| return true |
| case OpMul32: |
| v.Op = OpMIPSMUL |
| return true |
| case OpMul32F: |
| v.Op = OpMIPSMULF |
| return true |
| case OpMul32uhilo: |
| v.Op = OpMIPSMULTU |
| return true |
| case OpMul64F: |
| v.Op = OpMIPSMULD |
| return true |
| case OpMul8: |
| v.Op = OpMIPSMUL |
| return true |
| case OpNeg16: |
| v.Op = OpMIPSNEG |
| return true |
| case OpNeg32: |
| v.Op = OpMIPSNEG |
| return true |
| case OpNeg32F: |
| v.Op = OpMIPSNEGF |
| return true |
| case OpNeg64F: |
| v.Op = OpMIPSNEGD |
| return true |
| case OpNeg8: |
| v.Op = OpMIPSNEG |
| return true |
| case OpNeq16: |
| return rewriteValueMIPS_OpNeq16(v) |
| case OpNeq32: |
| return rewriteValueMIPS_OpNeq32(v) |
| case OpNeq32F: |
| return rewriteValueMIPS_OpNeq32F(v) |
| case OpNeq64F: |
| return rewriteValueMIPS_OpNeq64F(v) |
| case OpNeq8: |
| return rewriteValueMIPS_OpNeq8(v) |
| case OpNeqB: |
| v.Op = OpMIPSXOR |
| return true |
| case OpNeqPtr: |
| return rewriteValueMIPS_OpNeqPtr(v) |
| case OpNilCheck: |
| v.Op = OpMIPSLoweredNilCheck |
| return true |
| case OpNot: |
| return rewriteValueMIPS_OpNot(v) |
| case OpOffPtr: |
| return rewriteValueMIPS_OpOffPtr(v) |
| case OpOr16: |
| v.Op = OpMIPSOR |
| return true |
| case OpOr32: |
| v.Op = OpMIPSOR |
| return true |
| case OpOr8: |
| v.Op = OpMIPSOR |
| return true |
| case OpOrB: |
| v.Op = OpMIPSOR |
| return true |
| case OpPanicBounds: |
| return rewriteValueMIPS_OpPanicBounds(v) |
| case OpPanicExtend: |
| return rewriteValueMIPS_OpPanicExtend(v) |
| case OpRotateLeft16: |
| return rewriteValueMIPS_OpRotateLeft16(v) |
| case OpRotateLeft32: |
| return rewriteValueMIPS_OpRotateLeft32(v) |
| case OpRotateLeft64: |
| return rewriteValueMIPS_OpRotateLeft64(v) |
| case OpRotateLeft8: |
| return rewriteValueMIPS_OpRotateLeft8(v) |
| case OpRound32F: |
| v.Op = OpCopy |
| return true |
| case OpRound64F: |
| v.Op = OpCopy |
| return true |
| case OpRsh16Ux16: |
| return rewriteValueMIPS_OpRsh16Ux16(v) |
| case OpRsh16Ux32: |
| return rewriteValueMIPS_OpRsh16Ux32(v) |
| case OpRsh16Ux64: |
| return rewriteValueMIPS_OpRsh16Ux64(v) |
| case OpRsh16Ux8: |
| return rewriteValueMIPS_OpRsh16Ux8(v) |
| case OpRsh16x16: |
| return rewriteValueMIPS_OpRsh16x16(v) |
| case OpRsh16x32: |
| return rewriteValueMIPS_OpRsh16x32(v) |
| case OpRsh16x64: |
| return rewriteValueMIPS_OpRsh16x64(v) |
| case OpRsh16x8: |
| return rewriteValueMIPS_OpRsh16x8(v) |
| case OpRsh32Ux16: |
| return rewriteValueMIPS_OpRsh32Ux16(v) |
| case OpRsh32Ux32: |
| return rewriteValueMIPS_OpRsh32Ux32(v) |
| case OpRsh32Ux64: |
| return rewriteValueMIPS_OpRsh32Ux64(v) |
| case OpRsh32Ux8: |
| return rewriteValueMIPS_OpRsh32Ux8(v) |
| case OpRsh32x16: |
| return rewriteValueMIPS_OpRsh32x16(v) |
| case OpRsh32x32: |
| return rewriteValueMIPS_OpRsh32x32(v) |
| case OpRsh32x64: |
| return rewriteValueMIPS_OpRsh32x64(v) |
| case OpRsh32x8: |
| return rewriteValueMIPS_OpRsh32x8(v) |
| case OpRsh8Ux16: |
| return rewriteValueMIPS_OpRsh8Ux16(v) |
| case OpRsh8Ux32: |
| return rewriteValueMIPS_OpRsh8Ux32(v) |
| case OpRsh8Ux64: |
| return rewriteValueMIPS_OpRsh8Ux64(v) |
| case OpRsh8Ux8: |
| return rewriteValueMIPS_OpRsh8Ux8(v) |
| case OpRsh8x16: |
| return rewriteValueMIPS_OpRsh8x16(v) |
| case OpRsh8x32: |
| return rewriteValueMIPS_OpRsh8x32(v) |
| case OpRsh8x64: |
| return rewriteValueMIPS_OpRsh8x64(v) |
| case OpRsh8x8: |
| return rewriteValueMIPS_OpRsh8x8(v) |
| case OpSelect0: |
| return rewriteValueMIPS_OpSelect0(v) |
| case OpSelect1: |
| return rewriteValueMIPS_OpSelect1(v) |
| case OpSignExt16to32: |
| v.Op = OpMIPSMOVHreg |
| return true |
| case OpSignExt8to16: |
| v.Op = OpMIPSMOVBreg |
| return true |
| case OpSignExt8to32: |
| v.Op = OpMIPSMOVBreg |
| return true |
| case OpSignmask: |
| return rewriteValueMIPS_OpSignmask(v) |
| case OpSlicemask: |
| return rewriteValueMIPS_OpSlicemask(v) |
| case OpSqrt: |
| v.Op = OpMIPSSQRTD |
| return true |
| case OpStaticCall: |
| v.Op = OpMIPSCALLstatic |
| return true |
| case OpStore: |
| return rewriteValueMIPS_OpStore(v) |
| case OpSub16: |
| v.Op = OpMIPSSUB |
| return true |
| case OpSub32: |
| v.Op = OpMIPSSUB |
| return true |
| case OpSub32F: |
| v.Op = OpMIPSSUBF |
| return true |
| case OpSub32withcarry: |
| return rewriteValueMIPS_OpSub32withcarry(v) |
| case OpSub64F: |
| v.Op = OpMIPSSUBD |
| return true |
| case OpSub8: |
| v.Op = OpMIPSSUB |
| return true |
| case OpSubPtr: |
| v.Op = OpMIPSSUB |
| return true |
| case OpTrunc16to8: |
| v.Op = OpCopy |
| return true |
| case OpTrunc32to16: |
| v.Op = OpCopy |
| return true |
| case OpTrunc32to8: |
| v.Op = OpCopy |
| return true |
| case OpWB: |
| v.Op = OpMIPSLoweredWB |
| return true |
| case OpXor16: |
| v.Op = OpMIPSXOR |
| return true |
| case OpXor32: |
| v.Op = OpMIPSXOR |
| return true |
| case OpXor8: |
| v.Op = OpMIPSXOR |
| return true |
| case OpZero: |
| return rewriteValueMIPS_OpZero(v) |
| case OpZeroExt16to32: |
| v.Op = OpMIPSMOVHUreg |
| return true |
| case OpZeroExt8to16: |
| v.Op = OpMIPSMOVBUreg |
| return true |
| case OpZeroExt8to32: |
| v.Op = OpMIPSMOVBUreg |
| return true |
| case OpZeromask: |
| return rewriteValueMIPS_OpZeromask(v) |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpAdd32withcarry(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Add32withcarry <t> x y c) |
| // result: (ADD c (ADD <t> x y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| c := v_2 |
| v.reset(OpMIPSADD) |
| v0 := b.NewValue0(v.Pos, OpMIPSADD, t) |
| v0.AddArg2(x, y) |
| v.AddArg2(c, v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpAddr(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (Addr {sym} base) |
| // result: (MOVWaddr {sym} base) |
| for { |
| sym := auxToSym(v.Aux) |
| base := v_0 |
| v.reset(OpMIPSMOVWaddr) |
| v.Aux = symToAux(sym) |
| v.AddArg(base) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpAtomicAnd8(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| config := b.Func.Config |
| typ := &b.Func.Config.Types |
| // match: (AtomicAnd8 ptr val mem) |
| // cond: !config.BigEndian |
| // result: (LoweredAtomicAnd (AND <typ.UInt32Ptr> (MOVWconst [^3]) ptr) (OR <typ.UInt32> (SLL <typ.UInt32> (ZeroExt8to32 val) (SLLconst <typ.UInt32> [3] (ANDconst <typ.UInt32> [3] ptr))) (NORconst [0] <typ.UInt32> (SLL <typ.UInt32> (MOVWconst [0xff]) (SLLconst <typ.UInt32> [3] (ANDconst <typ.UInt32> [3] ptr))))) mem) |
| for { |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(!config.BigEndian) { |
| break |
| } |
| v.reset(OpMIPSLoweredAtomicAnd) |
| v0 := b.NewValue0(v.Pos, OpMIPSAND, typ.UInt32Ptr) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(^3) |
| v0.AddArg2(v1, ptr) |
| v2 := b.NewValue0(v.Pos, OpMIPSOR, typ.UInt32) |
| v3 := b.NewValue0(v.Pos, OpMIPSSLL, typ.UInt32) |
| v4 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v4.AddArg(val) |
| v5 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v5.AuxInt = int32ToAuxInt(3) |
| v6 := b.NewValue0(v.Pos, OpMIPSANDconst, typ.UInt32) |
| v6.AuxInt = int32ToAuxInt(3) |
| v6.AddArg(ptr) |
| v5.AddArg(v6) |
| v3.AddArg2(v4, v5) |
| v7 := b.NewValue0(v.Pos, OpMIPSNORconst, typ.UInt32) |
| v7.AuxInt = int32ToAuxInt(0) |
| v8 := b.NewValue0(v.Pos, OpMIPSSLL, typ.UInt32) |
| v9 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v9.AuxInt = int32ToAuxInt(0xff) |
| v8.AddArg2(v9, v5) |
| v7.AddArg(v8) |
| v2.AddArg2(v3, v7) |
| v.AddArg3(v0, v2, mem) |
| return true |
| } |
| // match: (AtomicAnd8 ptr val mem) |
| // cond: config.BigEndian |
| // result: (LoweredAtomicAnd (AND <typ.UInt32Ptr> (MOVWconst [^3]) ptr) (OR <typ.UInt32> (SLL <typ.UInt32> (ZeroExt8to32 val) (SLLconst <typ.UInt32> [3] (ANDconst <typ.UInt32> [3] (XORconst <typ.UInt32> [3] ptr)))) (NORconst [0] <typ.UInt32> (SLL <typ.UInt32> (MOVWconst [0xff]) (SLLconst <typ.UInt32> [3] (ANDconst <typ.UInt32> [3] (XORconst <typ.UInt32> [3] ptr)))))) mem) |
| for { |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(config.BigEndian) { |
| break |
| } |
| v.reset(OpMIPSLoweredAtomicAnd) |
| v0 := b.NewValue0(v.Pos, OpMIPSAND, typ.UInt32Ptr) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(^3) |
| v0.AddArg2(v1, ptr) |
| v2 := b.NewValue0(v.Pos, OpMIPSOR, typ.UInt32) |
| v3 := b.NewValue0(v.Pos, OpMIPSSLL, typ.UInt32) |
| v4 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v4.AddArg(val) |
| v5 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v5.AuxInt = int32ToAuxInt(3) |
| v6 := b.NewValue0(v.Pos, OpMIPSANDconst, typ.UInt32) |
| v6.AuxInt = int32ToAuxInt(3) |
| v7 := b.NewValue0(v.Pos, OpMIPSXORconst, typ.UInt32) |
| v7.AuxInt = int32ToAuxInt(3) |
| v7.AddArg(ptr) |
| v6.AddArg(v7) |
| v5.AddArg(v6) |
| v3.AddArg2(v4, v5) |
| v8 := b.NewValue0(v.Pos, OpMIPSNORconst, typ.UInt32) |
| v8.AuxInt = int32ToAuxInt(0) |
| v9 := b.NewValue0(v.Pos, OpMIPSSLL, typ.UInt32) |
| v10 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v10.AuxInt = int32ToAuxInt(0xff) |
| v9.AddArg2(v10, v5) |
| v8.AddArg(v9) |
| v2.AddArg2(v3, v8) |
| v.AddArg3(v0, v2, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpAtomicOr8(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| config := b.Func.Config |
| typ := &b.Func.Config.Types |
| // match: (AtomicOr8 ptr val mem) |
| // cond: !config.BigEndian |
| // result: (LoweredAtomicOr (AND <typ.UInt32Ptr> (MOVWconst [^3]) ptr) (SLL <typ.UInt32> (ZeroExt8to32 val) (SLLconst <typ.UInt32> [3] (ANDconst <typ.UInt32> [3] ptr))) mem) |
| for { |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(!config.BigEndian) { |
| break |
| } |
| v.reset(OpMIPSLoweredAtomicOr) |
| v0 := b.NewValue0(v.Pos, OpMIPSAND, typ.UInt32Ptr) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(^3) |
| v0.AddArg2(v1, ptr) |
| v2 := b.NewValue0(v.Pos, OpMIPSSLL, typ.UInt32) |
| v3 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v3.AddArg(val) |
| v4 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v4.AuxInt = int32ToAuxInt(3) |
| v5 := b.NewValue0(v.Pos, OpMIPSANDconst, typ.UInt32) |
| v5.AuxInt = int32ToAuxInt(3) |
| v5.AddArg(ptr) |
| v4.AddArg(v5) |
| v2.AddArg2(v3, v4) |
| v.AddArg3(v0, v2, mem) |
| return true |
| } |
| // match: (AtomicOr8 ptr val mem) |
| // cond: config.BigEndian |
| // result: (LoweredAtomicOr (AND <typ.UInt32Ptr> (MOVWconst [^3]) ptr) (SLL <typ.UInt32> (ZeroExt8to32 val) (SLLconst <typ.UInt32> [3] (ANDconst <typ.UInt32> [3] (XORconst <typ.UInt32> [3] ptr)))) mem) |
| for { |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(config.BigEndian) { |
| break |
| } |
| v.reset(OpMIPSLoweredAtomicOr) |
| v0 := b.NewValue0(v.Pos, OpMIPSAND, typ.UInt32Ptr) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(^3) |
| v0.AddArg2(v1, ptr) |
| v2 := b.NewValue0(v.Pos, OpMIPSSLL, typ.UInt32) |
| v3 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v3.AddArg(val) |
| v4 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v4.AuxInt = int32ToAuxInt(3) |
| v5 := b.NewValue0(v.Pos, OpMIPSANDconst, typ.UInt32) |
| v5.AuxInt = int32ToAuxInt(3) |
| v6 := b.NewValue0(v.Pos, OpMIPSXORconst, typ.UInt32) |
| v6.AuxInt = int32ToAuxInt(3) |
| v6.AddArg(ptr) |
| v5.AddArg(v6) |
| v4.AddArg(v5) |
| v2.AddArg2(v3, v4) |
| v.AddArg3(v0, v2, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpAvg32u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Avg32u <t> x y) |
| // result: (ADD (SRLconst <t> (SUB <t> x y) [1]) y) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSADD) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRLconst, t) |
| v0.AuxInt = int32ToAuxInt(1) |
| v1 := b.NewValue0(v.Pos, OpMIPSSUB, t) |
| v1.AddArg2(x, y) |
| v0.AddArg(v1) |
| v.AddArg2(v0, y) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpBitLen32(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (BitLen32 <t> x) |
| // result: (SUB (MOVWconst [32]) (CLZ <t> x)) |
| for { |
| t := v.Type |
| x := v_0 |
| v.reset(OpMIPSSUB) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(32) |
| v1 := b.NewValue0(v.Pos, OpMIPSCLZ, t) |
| v1.AddArg(x) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpCom16(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (Com16 x) |
| // result: (NORconst [0] x) |
| for { |
| x := v_0 |
| v.reset(OpMIPSNORconst) |
| v.AuxInt = int32ToAuxInt(0) |
| v.AddArg(x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpCom32(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (Com32 x) |
| // result: (NORconst [0] x) |
| for { |
| x := v_0 |
| v.reset(OpMIPSNORconst) |
| v.AuxInt = int32ToAuxInt(0) |
| v.AddArg(x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpCom8(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (Com8 x) |
| // result: (NORconst [0] x) |
| for { |
| x := v_0 |
| v.reset(OpMIPSNORconst) |
| v.AuxInt = int32ToAuxInt(0) |
| v.AddArg(x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpConst16(v *Value) bool { |
| // match: (Const16 [val]) |
| // result: (MOVWconst [int32(val)]) |
| for { |
| val := auxIntToInt16(v.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(val)) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpConst32(v *Value) bool { |
| // match: (Const32 [val]) |
| // result: (MOVWconst [int32(val)]) |
| for { |
| val := auxIntToInt32(v.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(val)) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpConst8(v *Value) bool { |
| // match: (Const8 [val]) |
| // result: (MOVWconst [int32(val)]) |
| for { |
| val := auxIntToInt8(v.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(val)) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpConstBool(v *Value) bool { |
| // match: (ConstBool [b]) |
| // result: (MOVWconst [b2i32(b)]) |
| for { |
| b := auxIntToBool(v.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(b2i32(b)) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpConstNil(v *Value) bool { |
| // match: (ConstNil) |
| // result: (MOVWconst [0]) |
| for { |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpCtz32(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Ctz32 <t> x) |
| // result: (SUB (MOVWconst [32]) (CLZ <t> (SUBconst <t> [1] (AND <t> x (NEG <t> x))))) |
| for { |
| t := v.Type |
| x := v_0 |
| v.reset(OpMIPSSUB) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(32) |
| v1 := b.NewValue0(v.Pos, OpMIPSCLZ, t) |
| v2 := b.NewValue0(v.Pos, OpMIPSSUBconst, t) |
| v2.AuxInt = int32ToAuxInt(1) |
| v3 := b.NewValue0(v.Pos, OpMIPSAND, t) |
| v4 := b.NewValue0(v.Pos, OpMIPSNEG, t) |
| v4.AddArg(x) |
| v3.AddArg2(x, v4) |
| v2.AddArg(v3) |
| v1.AddArg(v2) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpDiv16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Div16 x y) |
| // result: (Select1 (DIV (SignExt16to32 x) (SignExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect1) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIV, types.NewTuple(typ.Int32, typ.Int32)) |
| v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpDiv16u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Div16u x y) |
| // result: (Select1 (DIVU (ZeroExt16to32 x) (ZeroExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect1) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIVU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpDiv32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Div32 x y) |
| // result: (Select1 (DIV x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect1) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIV, types.NewTuple(typ.Int32, typ.Int32)) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpDiv32u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Div32u x y) |
| // result: (Select1 (DIVU x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect1) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIVU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpDiv8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Div8 x y) |
| // result: (Select1 (DIV (SignExt8to32 x) (SignExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect1) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIV, types.NewTuple(typ.Int32, typ.Int32)) |
| v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpDiv8u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Div8u x y) |
| // result: (Select1 (DIVU (ZeroExt8to32 x) (ZeroExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect1) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIVU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEq16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Eq16 x y) |
| // result: (SGTUconst [1] (XOR (ZeroExt16to32 x) (ZeroExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTUconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEq32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Eq32 x y) |
| // result: (SGTUconst [1] (XOR x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTUconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEq32F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Eq32F x y) |
| // result: (FPFlagTrue (CMPEQF x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagTrue) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPEQF, types.TypeFlags) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEq64F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Eq64F x y) |
| // result: (FPFlagTrue (CMPEQD x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagTrue) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPEQD, types.TypeFlags) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEq8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Eq8 x y) |
| // result: (SGTUconst [1] (XOR (ZeroExt8to32 x) (ZeroExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTUconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEqB(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (EqB x y) |
| // result: (XORconst [1] (XOR <typ.Bool> x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.Bool) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpEqPtr(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (EqPtr x y) |
| // result: (SGTUconst [1] (XOR x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTUconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpHmul32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Hmul32 x y) |
| // result: (Select0 (MULT x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSMULT, types.NewTuple(typ.Int32, typ.Int32)) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpHmul32u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Hmul32u x y) |
| // result: (Select0 (MULTU x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSMULTU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpIsInBounds(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (IsInBounds idx len) |
| // result: (SGTU len idx) |
| for { |
| idx := v_0 |
| len := v_1 |
| v.reset(OpMIPSSGTU) |
| v.AddArg2(len, idx) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpIsNonNil(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (IsNonNil ptr) |
| // result: (SGTU ptr (MOVWconst [0])) |
| for { |
| ptr := v_0 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v.AddArg2(ptr, v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpIsSliceInBounds(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (IsSliceInBounds idx len) |
| // result: (XORconst [1] (SGTU idx len)) |
| for { |
| idx := v_0 |
| len := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGTU, typ.Bool) |
| v0.AddArg2(idx, len) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Leq16 x y) |
| // result: (XORconst [1] (SGT (SignExt16to32 x) (SignExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGT, typ.Bool) |
| v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq16U(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Leq16U x y) |
| // result: (XORconst [1] (SGTU (ZeroExt16to32 x) (ZeroExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGTU, typ.Bool) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Leq32 x y) |
| // result: (XORconst [1] (SGT x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGT, typ.Bool) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq32F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Leq32F x y) |
| // result: (FPFlagTrue (CMPGEF y x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagTrue) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPGEF, types.TypeFlags) |
| v0.AddArg2(y, x) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq32U(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Leq32U x y) |
| // result: (XORconst [1] (SGTU x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGTU, typ.Bool) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq64F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Leq64F x y) |
| // result: (FPFlagTrue (CMPGED y x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagTrue) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPGED, types.TypeFlags) |
| v0.AddArg2(y, x) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Leq8 x y) |
| // result: (XORconst [1] (SGT (SignExt8to32 x) (SignExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGT, typ.Bool) |
| v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLeq8U(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Leq8U x y) |
| // result: (XORconst [1] (SGTU (ZeroExt8to32 x) (ZeroExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGTU, typ.Bool) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Less16 x y) |
| // result: (SGT (SignExt16to32 y) (SignExt16to32 x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGT) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(y) |
| v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v1.AddArg(x) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess16U(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Less16U x y) |
| // result: (SGTU (ZeroExt16to32 y) (ZeroExt16to32 x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v0.AddArg(y) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Less32 x y) |
| // result: (SGT y x) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGT) |
| v.AddArg2(y, x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess32F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Less32F x y) |
| // result: (FPFlagTrue (CMPGTF y x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagTrue) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPGTF, types.TypeFlags) |
| v0.AddArg2(y, x) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess32U(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Less32U x y) |
| // result: (SGTU y x) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v.AddArg2(y, x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess64F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Less64F x y) |
| // result: (FPFlagTrue (CMPGTD y x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagTrue) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPGTD, types.TypeFlags) |
| v0.AddArg2(y, x) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Less8 x y) |
| // result: (SGT (SignExt8to32 y) (SignExt8to32 x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGT) |
| v0 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v0.AddArg(y) |
| v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v1.AddArg(x) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLess8U(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Less8U x y) |
| // result: (SGTU (ZeroExt8to32 y) (ZeroExt8to32 x)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v0.AddArg(y) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLoad(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Load <t> ptr mem) |
| // cond: t.IsBoolean() |
| // result: (MOVBUload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(t.IsBoolean()) { |
| break |
| } |
| v.reset(OpMIPSMOVBUload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: (is8BitInt(t) && isSigned(t)) |
| // result: (MOVBload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is8BitInt(t) && isSigned(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVBload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: (is8BitInt(t) && !isSigned(t)) |
| // result: (MOVBUload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is8BitInt(t) && !isSigned(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVBUload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: (is16BitInt(t) && isSigned(t)) |
| // result: (MOVHload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is16BitInt(t) && isSigned(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVHload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: (is16BitInt(t) && !isSigned(t)) |
| // result: (MOVHUload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is16BitInt(t) && !isSigned(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVHUload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: (is32BitInt(t) || isPtr(t)) |
| // result: (MOVWload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is32BitInt(t) || isPtr(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVWload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: is32BitFloat(t) |
| // result: (MOVFload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is32BitFloat(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVFload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (Load <t> ptr mem) |
| // cond: is64BitFloat(t) |
| // result: (MOVDload ptr mem) |
| for { |
| t := v.Type |
| ptr := v_0 |
| mem := v_1 |
| if !(is64BitFloat(t)) { |
| break |
| } |
| v.reset(OpMIPSMOVDload) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpLocalAddr(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (LocalAddr {sym} base _) |
| // result: (MOVWaddr {sym} base) |
| for { |
| sym := auxToSym(v.Aux) |
| base := v_0 |
| v.reset(OpMIPSMOVWaddr) |
| v.Aux = symToAux(sym) |
| v.AddArg(base) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh16x16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh16x16 <t> x y) |
| // result: (CMOVZ (SLL <t> x (ZeroExt16to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt16to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh16x32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh16x32 <t> x y) |
| // result: (CMOVZ (SLL <t> x y) (MOVWconst [0]) (SGTUconst [32] y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v0.AddArg2(x, y) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v2 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v2.AuxInt = int32ToAuxInt(32) |
| v2.AddArg(y) |
| v.AddArg3(v0, v1, v2) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh16x64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Lsh16x64 x (Const64 [c])) |
| // cond: uint32(c) < 16 |
| // result: (SLLconst x [int32(c)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 16) { |
| break |
| } |
| v.reset(OpMIPSSLLconst) |
| v.AuxInt = int32ToAuxInt(int32(c)) |
| v.AddArg(x) |
| return true |
| } |
| // match: (Lsh16x64 _ (Const64 [c])) |
| // cond: uint32(c) >= 16 |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 16) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpLsh16x8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh16x8 <t> x y) |
| // result: (CMOVZ (SLL <t> x (ZeroExt8to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt8to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh32x16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh32x16 <t> x y) |
| // result: (CMOVZ (SLL <t> x (ZeroExt16to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt16to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh32x32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh32x32 <t> x y) |
| // result: (CMOVZ (SLL <t> x y) (MOVWconst [0]) (SGTUconst [32] y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v0.AddArg2(x, y) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v2 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v2.AuxInt = int32ToAuxInt(32) |
| v2.AddArg(y) |
| v.AddArg3(v0, v1, v2) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh32x64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Lsh32x64 x (Const64 [c])) |
| // cond: uint32(c) < 32 |
| // result: (SLLconst x [int32(c)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 32) { |
| break |
| } |
| v.reset(OpMIPSSLLconst) |
| v.AuxInt = int32ToAuxInt(int32(c)) |
| v.AddArg(x) |
| return true |
| } |
| // match: (Lsh32x64 _ (Const64 [c])) |
| // cond: uint32(c) >= 32 |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 32) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpLsh32x8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh32x8 <t> x y) |
| // result: (CMOVZ (SLL <t> x (ZeroExt8to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt8to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh8x16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh8x16 <t> x y) |
| // result: (CMOVZ (SLL <t> x (ZeroExt16to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt16to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh8x32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh8x32 <t> x y) |
| // result: (CMOVZ (SLL <t> x y) (MOVWconst [0]) (SGTUconst [32] y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v0.AddArg2(x, y) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v2 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v2.AuxInt = int32ToAuxInt(32) |
| v2.AddArg(y) |
| v.AddArg3(v0, v1, v2) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpLsh8x64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Lsh8x64 x (Const64 [c])) |
| // cond: uint32(c) < 8 |
| // result: (SLLconst x [int32(c)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 8) { |
| break |
| } |
| v.reset(OpMIPSSLLconst) |
| v.AuxInt = int32ToAuxInt(int32(c)) |
| v.AddArg(x) |
| return true |
| } |
| // match: (Lsh8x64 _ (Const64 [c])) |
| // cond: uint32(c) >= 8 |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 8) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpLsh8x8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Lsh8x8 <t> x y) |
| // result: (CMOVZ (SLL <t> x (ZeroExt8to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt8to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMIPSADD(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (ADD x (MOVWconst [c])) |
| // result: (ADDconst [c] x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSADDconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (ADD x (NEG y)) |
| // result: (SUB x y) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| x := v_0 |
| if v_1.Op != OpMIPSNEG { |
| continue |
| } |
| y := v_1.Args[0] |
| v.reset(OpMIPSSUB) |
| v.AddArg2(x, y) |
| return true |
| } |
| break |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSADDconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (ADDconst [off1] (MOVWaddr [off2] {sym} ptr)) |
| // result: (MOVWaddr [off1+off2] {sym} ptr) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| v.reset(OpMIPSMOVWaddr) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg(ptr) |
| return true |
| } |
| // match: (ADDconst [0] x) |
| // result: x |
| for { |
| if auxIntToInt32(v.AuxInt) != 0 { |
| break |
| } |
| x := v_0 |
| v.copyOf(x) |
| return true |
| } |
| // match: (ADDconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [int32(c+d)]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(c + d)) |
| return true |
| } |
| // match: (ADDconst [c] (ADDconst [d] x)) |
| // result: (ADDconst [c+d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSADDconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSADDconst) |
| v.AuxInt = int32ToAuxInt(c + d) |
| v.AddArg(x) |
| return true |
| } |
| // match: (ADDconst [c] (SUBconst [d] x)) |
| // result: (ADDconst [c-d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSSUBconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSADDconst) |
| v.AuxInt = int32ToAuxInt(c - d) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSAND(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (AND x (MOVWconst [c])) |
| // result: (ANDconst [c] x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSANDconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (AND x x) |
| // result: x |
| for { |
| x := v_0 |
| if x != v_1 { |
| break |
| } |
| v.copyOf(x) |
| return true |
| } |
| // match: (AND (SGTUconst [1] x) (SGTUconst [1] y)) |
| // result: (SGTUconst [1] (OR <x.Type> x y)) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSSGTUconst || auxIntToInt32(v_0.AuxInt) != 1 { |
| continue |
| } |
| x := v_0.Args[0] |
| if v_1.Op != OpMIPSSGTUconst || auxIntToInt32(v_1.AuxInt) != 1 { |
| continue |
| } |
| y := v_1.Args[0] |
| v.reset(OpMIPSSGTUconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSOR, x.Type) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| break |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSANDconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (ANDconst [0] _) |
| // result: (MOVWconst [0]) |
| for { |
| if auxIntToInt32(v.AuxInt) != 0 { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (ANDconst [-1] x) |
| // result: x |
| for { |
| if auxIntToInt32(v.AuxInt) != -1 { |
| break |
| } |
| x := v_0 |
| v.copyOf(x) |
| return true |
| } |
| // match: (ANDconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [c&d]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c & d) |
| return true |
| } |
| // match: (ANDconst [c] (ANDconst [d] x)) |
| // result: (ANDconst [c&d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSANDconst) |
| v.AuxInt = int32ToAuxInt(c & d) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSCMOVZ(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (CMOVZ _ f (MOVWconst [0])) |
| // result: f |
| for { |
| f := v_1 |
| if v_2.Op != OpMIPSMOVWconst || auxIntToInt32(v_2.AuxInt) != 0 { |
| break |
| } |
| v.copyOf(f) |
| return true |
| } |
| // match: (CMOVZ a _ (MOVWconst [c])) |
| // cond: c!=0 |
| // result: a |
| for { |
| a := v_0 |
| if v_2.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_2.AuxInt) |
| if !(c != 0) { |
| break |
| } |
| v.copyOf(a) |
| return true |
| } |
| // match: (CMOVZ a (MOVWconst [0]) c) |
| // result: (CMOVZzero a c) |
| for { |
| a := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| c := v_2 |
| v.reset(OpMIPSCMOVZzero) |
| v.AddArg2(a, c) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSCMOVZzero(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (CMOVZzero _ (MOVWconst [0])) |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (CMOVZzero a (MOVWconst [c])) |
| // cond: c!=0 |
| // result: a |
| for { |
| a := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| if !(c != 0) { |
| break |
| } |
| v.copyOf(a) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSLoweredAtomicAdd(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (LoweredAtomicAdd ptr (MOVWconst [c]) mem) |
| // cond: is16Bit(int64(c)) |
| // result: (LoweredAtomicAddconst [c] ptr mem) |
| for { |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| mem := v_2 |
| if !(is16Bit(int64(c))) { |
| break |
| } |
| v.reset(OpMIPSLoweredAtomicAddconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSLoweredAtomicStore32(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (LoweredAtomicStore32 ptr (MOVWconst [0]) mem) |
| // result: (LoweredAtomicStorezero ptr mem) |
| for { |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| mem := v_2 |
| v.reset(OpMIPSLoweredAtomicStorezero) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVBUload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVBUload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVBUload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVBUload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBUload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVBUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVBUload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBUload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: (MOVBUreg x) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVBstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.reset(OpMIPSMOVBUreg) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVBUreg(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (MOVBUreg x:(MOVBUload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBUload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVBUreg x:(MOVBUreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBUreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVBUreg <t> x:(MOVBload [off] {sym} ptr mem)) |
| // cond: x.Uses == 1 && clobber(x) |
| // result: @x.Block (MOVBUload <t> [off] {sym} ptr mem) |
| for { |
| t := v.Type |
| x := v_0 |
| if x.Op != OpMIPSMOVBload { |
| break |
| } |
| off := auxIntToInt32(x.AuxInt) |
| sym := auxToSym(x.Aux) |
| mem := x.Args[1] |
| ptr := x.Args[0] |
| if !(x.Uses == 1 && clobber(x)) { |
| break |
| } |
| b = x.Block |
| v0 := b.NewValue0(x.Pos, OpMIPSMOVBUload, t) |
| v.copyOf(v0) |
| v0.AuxInt = int32ToAuxInt(off) |
| v0.Aux = symToAux(sym) |
| v0.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBUreg (ANDconst [c] x)) |
| // result: (ANDconst [c&0xff] x) |
| for { |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSANDconst) |
| v.AuxInt = int32ToAuxInt(c & 0xff) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVBUreg (MOVWconst [c])) |
| // result: (MOVWconst [int32(uint8(c))]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(uint8(c))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVBload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVBload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVBload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVBload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVBload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVBload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: (MOVBreg x) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVBstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.reset(OpMIPSMOVBreg) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVBreg(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (MOVBreg x:(MOVBload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVBreg x:(MOVBreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVBreg <t> x:(MOVBUload [off] {sym} ptr mem)) |
| // cond: x.Uses == 1 && clobber(x) |
| // result: @x.Block (MOVBload <t> [off] {sym} ptr mem) |
| for { |
| t := v.Type |
| x := v_0 |
| if x.Op != OpMIPSMOVBUload { |
| break |
| } |
| off := auxIntToInt32(x.AuxInt) |
| sym := auxToSym(x.Aux) |
| mem := x.Args[1] |
| ptr := x.Args[0] |
| if !(x.Uses == 1 && clobber(x)) { |
| break |
| } |
| b = x.Block |
| v0 := b.NewValue0(x.Pos, OpMIPSMOVBload, t) |
| v.copyOf(v0) |
| v0.AuxInt = int32ToAuxInt(off) |
| v0.Aux = symToAux(sym) |
| v0.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBreg (ANDconst [c] x)) |
| // cond: c & 0x80 == 0 |
| // result: (ANDconst [c&0x7f] x) |
| for { |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| if !(c&0x80 == 0) { |
| break |
| } |
| v.reset(OpMIPSANDconst) |
| v.AuxInt = int32ToAuxInt(c & 0x7f) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVBreg (MOVWconst [c])) |
| // result: (MOVWconst [int32(int8(c))]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(int8(c))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVBstore(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVBstore [off1] {sym} x:(ADDconst [off2] ptr) val mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVBstore [off1+off2] {sym} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVBstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVBstore [off] {sym} ptr (MOVWconst [0]) mem) |
| // result: (MOVBstorezero [off] {sym} ptr mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| mem := v_2 |
| v.reset(OpMIPSMOVBstorezero) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBstore [off] {sym} ptr (MOVBreg x) mem) |
| // result: (MOVBstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVBreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| // match: (MOVBstore [off] {sym} ptr (MOVBUreg x) mem) |
| // result: (MOVBstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVBUreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| // match: (MOVBstore [off] {sym} ptr (MOVHreg x) mem) |
| // result: (MOVBstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVHreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| // match: (MOVBstore [off] {sym} ptr (MOVHUreg x) mem) |
| // result: (MOVBstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVHUreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| // match: (MOVBstore [off] {sym} ptr (MOVWreg x) mem) |
| // result: (MOVBstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVBstorezero(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVBstorezero [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVBstorezero [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVBstorezero) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVBstorezero [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVBstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVBstorezero) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVDload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVDload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVDload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVDload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVDload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVDload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVDload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVDload [off] {sym} ptr (MOVDstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: x |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVDstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.copyOf(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVDstore(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVDstore [off1] {sym} x:(ADDconst [off2] ptr) val mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVDstore [off1+off2] {sym} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVDstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVDstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVDstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVDstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVFload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVFload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVFload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVFload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVFload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVFload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVFload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVFload [off] {sym} ptr (MOVFstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: x |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVFstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.copyOf(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVFstore(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVFstore [off1] {sym} x:(ADDconst [off2] ptr) val mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVFstore [off1+off2] {sym} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVFstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVFstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVFstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVFstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVHUload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVHUload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVHUload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVHUload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHUload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVHUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVHUload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHUload [off] {sym} ptr (MOVHstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: (MOVHUreg x) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVHstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.reset(OpMIPSMOVHUreg) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVHUreg(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (MOVHUreg x:(MOVBUload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBUload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHUreg x:(MOVHUload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVHUload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHUreg x:(MOVBUreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBUreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHUreg x:(MOVHUreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVHUreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHUreg <t> x:(MOVHload [off] {sym} ptr mem)) |
| // cond: x.Uses == 1 && clobber(x) |
| // result: @x.Block (MOVHUload <t> [off] {sym} ptr mem) |
| for { |
| t := v.Type |
| x := v_0 |
| if x.Op != OpMIPSMOVHload { |
| break |
| } |
| off := auxIntToInt32(x.AuxInt) |
| sym := auxToSym(x.Aux) |
| mem := x.Args[1] |
| ptr := x.Args[0] |
| if !(x.Uses == 1 && clobber(x)) { |
| break |
| } |
| b = x.Block |
| v0 := b.NewValue0(x.Pos, OpMIPSMOVHUload, t) |
| v.copyOf(v0) |
| v0.AuxInt = int32ToAuxInt(off) |
| v0.Aux = symToAux(sym) |
| v0.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHUreg (ANDconst [c] x)) |
| // result: (ANDconst [c&0xffff] x) |
| for { |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSANDconst) |
| v.AuxInt = int32ToAuxInt(c & 0xffff) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHUreg (MOVWconst [c])) |
| // result: (MOVWconst [int32(uint16(c))]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(uint16(c))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVHload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVHload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVHload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVHload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVHload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVHload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHload [off] {sym} ptr (MOVHstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: (MOVHreg x) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVHstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.reset(OpMIPSMOVHreg) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVHreg(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (MOVHreg x:(MOVBload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg x:(MOVBUload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBUload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg x:(MOVHload _ _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVHload { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg x:(MOVBreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg x:(MOVBUreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVBUreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg x:(MOVHreg _)) |
| // result: (MOVWreg x) |
| for { |
| x := v_0 |
| if x.Op != OpMIPSMOVHreg { |
| break |
| } |
| v.reset(OpMIPSMOVWreg) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg <t> x:(MOVHUload [off] {sym} ptr mem)) |
| // cond: x.Uses == 1 && clobber(x) |
| // result: @x.Block (MOVHload <t> [off] {sym} ptr mem) |
| for { |
| t := v.Type |
| x := v_0 |
| if x.Op != OpMIPSMOVHUload { |
| break |
| } |
| off := auxIntToInt32(x.AuxInt) |
| sym := auxToSym(x.Aux) |
| mem := x.Args[1] |
| ptr := x.Args[0] |
| if !(x.Uses == 1 && clobber(x)) { |
| break |
| } |
| b = x.Block |
| v0 := b.NewValue0(x.Pos, OpMIPSMOVHload, t) |
| v.copyOf(v0) |
| v0.AuxInt = int32ToAuxInt(off) |
| v0.Aux = symToAux(sym) |
| v0.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHreg (ANDconst [c] x)) |
| // cond: c & 0x8000 == 0 |
| // result: (ANDconst [c&0x7fff] x) |
| for { |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| if !(c&0x8000 == 0) { |
| break |
| } |
| v.reset(OpMIPSANDconst) |
| v.AuxInt = int32ToAuxInt(c & 0x7fff) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVHreg (MOVWconst [c])) |
| // result: (MOVWconst [int32(int16(c))]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(int16(c))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVHstore(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVHstore [off1] {sym} x:(ADDconst [off2] ptr) val mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVHstore [off1+off2] {sym} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVHstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVHstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVHstore [off] {sym} ptr (MOVWconst [0]) mem) |
| // result: (MOVHstorezero [off] {sym} ptr mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| mem := v_2 |
| v.reset(OpMIPSMOVHstorezero) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHstore [off] {sym} ptr (MOVHreg x) mem) |
| // result: (MOVHstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVHreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| // match: (MOVHstore [off] {sym} ptr (MOVHUreg x) mem) |
| // result: (MOVHstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVHUreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| // match: (MOVHstore [off] {sym} ptr (MOVWreg x) mem) |
| // result: (MOVHstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVHstorezero(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVHstorezero [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVHstorezero [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVHstorezero) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVHstorezero [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVHstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVHstorezero) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVWload(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVWload [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVWload [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVWload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVWload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVWload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVWload) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVWload [off] {sym} ptr (MOVWstore [off2] {sym2} ptr2 x _)) |
| // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) |
| // result: x |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWstore { |
| break |
| } |
| off2 := auxIntToInt32(v_1.AuxInt) |
| sym2 := auxToSym(v_1.Aux) |
| x := v_1.Args[1] |
| ptr2 := v_1.Args[0] |
| if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { |
| break |
| } |
| v.copyOf(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVWreg(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (MOVWreg x) |
| // cond: x.Uses == 1 |
| // result: (MOVWnop x) |
| for { |
| x := v_0 |
| if !(x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVWnop) |
| v.AddArg(x) |
| return true |
| } |
| // match: (MOVWreg (MOVWconst [c])) |
| // result: (MOVWconst [c]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVWstore(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVWstore [off1] {sym} x:(ADDconst [off2] ptr) val mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVWstore [off1+off2] {sym} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVWstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVWstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| val := v_1 |
| mem := v_2 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (MOVWstore [off] {sym} ptr (MOVWconst [0]) mem) |
| // result: (MOVWstorezero [off] {sym} ptr mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| mem := v_2 |
| v.reset(OpMIPSMOVWstorezero) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVWstore [off] {sym} ptr (MOVWreg x) mem) |
| // result: (MOVWstore [off] {sym} ptr x mem) |
| for { |
| off := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| ptr := v_0 |
| if v_1.Op != OpMIPSMOVWreg { |
| break |
| } |
| x := v_1.Args[0] |
| mem := v_2 |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(off) |
| v.Aux = symToAux(sym) |
| v.AddArg3(ptr, x, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMOVWstorezero(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MOVWstorezero [off1] {sym} x:(ADDconst [off2] ptr) mem) |
| // cond: (is16Bit(int64(off1+off2)) || x.Uses == 1) |
| // result: (MOVWstorezero [off1+off2] {sym} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym := auxToSym(v.Aux) |
| x := v_0 |
| if x.Op != OpMIPSADDconst { |
| break |
| } |
| off2 := auxIntToInt32(x.AuxInt) |
| ptr := x.Args[0] |
| mem := v_1 |
| if !(is16Bit(int64(off1+off2)) || x.Uses == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVWstorezero) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(sym) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| // match: (MOVWstorezero [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) |
| // cond: canMergeSym(sym1,sym2) |
| // result: (MOVWstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem) |
| for { |
| off1 := auxIntToInt32(v.AuxInt) |
| sym1 := auxToSym(v.Aux) |
| if v_0.Op != OpMIPSMOVWaddr { |
| break |
| } |
| off2 := auxIntToInt32(v_0.AuxInt) |
| sym2 := auxToSym(v_0.Aux) |
| ptr := v_0.Args[0] |
| mem := v_1 |
| if !(canMergeSym(sym1, sym2)) { |
| break |
| } |
| v.reset(OpMIPSMOVWstorezero) |
| v.AuxInt = int32ToAuxInt(off1 + off2) |
| v.Aux = symToAux(mergeSym(sym1, sym2)) |
| v.AddArg2(ptr, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSMUL(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (MUL (MOVWconst [0]) _ ) |
| // result: (MOVWconst [0]) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0.AuxInt) != 0 { |
| continue |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| break |
| } |
| // match: (MUL (MOVWconst [1]) x ) |
| // result: x |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0.AuxInt) != 1 { |
| continue |
| } |
| x := v_1 |
| v.copyOf(x) |
| return true |
| } |
| break |
| } |
| // match: (MUL (MOVWconst [-1]) x ) |
| // result: (NEG x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0.AuxInt) != -1 { |
| continue |
| } |
| x := v_1 |
| v.reset(OpMIPSNEG) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (MUL (MOVWconst [c]) x ) |
| // cond: isPowerOfTwo64(int64(uint32(c))) |
| // result: (SLLconst [int32(log2uint32(int64(c)))] x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_1 |
| if !(isPowerOfTwo64(int64(uint32(c)))) { |
| continue |
| } |
| v.reset(OpMIPSSLLconst) |
| v.AuxInt = int32ToAuxInt(int32(log2uint32(int64(c)))) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (MUL (MOVWconst [c]) (MOVWconst [d])) |
| // result: (MOVWconst [c*d]) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| if v_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| d := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c * d) |
| return true |
| } |
| break |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSNEG(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (NEG (MOVWconst [c])) |
| // result: (MOVWconst [-c]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(-c) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSNOR(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (NOR x (MOVWconst [c])) |
| // result: (NORconst [c] x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSNORconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSNORconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (NORconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [^(c|d)]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(^(c | d)) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSOR(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (OR x (MOVWconst [c])) |
| // result: (ORconst [c] x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSORconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (OR x x) |
| // result: x |
| for { |
| x := v_0 |
| if x != v_1 { |
| break |
| } |
| v.copyOf(x) |
| return true |
| } |
| // match: (OR (SGTUzero x) (SGTUzero y)) |
| // result: (SGTUzero (OR <x.Type> x y)) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| if v_0.Op != OpMIPSSGTUzero { |
| continue |
| } |
| x := v_0.Args[0] |
| if v_1.Op != OpMIPSSGTUzero { |
| continue |
| } |
| y := v_1.Args[0] |
| v.reset(OpMIPSSGTUzero) |
| v0 := b.NewValue0(v.Pos, OpMIPSOR, x.Type) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| break |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSORconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (ORconst [0] x) |
| // result: x |
| for { |
| if auxIntToInt32(v.AuxInt) != 0 { |
| break |
| } |
| x := v_0 |
| v.copyOf(x) |
| return true |
| } |
| // match: (ORconst [-1] _) |
| // result: (MOVWconst [-1]) |
| for { |
| if auxIntToInt32(v.AuxInt) != -1 { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(-1) |
| return true |
| } |
| // match: (ORconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [c|d]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c | d) |
| return true |
| } |
| // match: (ORconst [c] (ORconst [d] x)) |
| // result: (ORconst [c|d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSORconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSORconst) |
| v.AuxInt = int32ToAuxInt(c | d) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSGT(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (SGT (MOVWconst [c]) x) |
| // result: (SGTconst [c] x) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_1 |
| v.reset(OpMIPSSGTconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| // match: (SGT x (MOVWconst [0])) |
| // result: (SGTzero x) |
| for { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| v.reset(OpMIPSSGTzero) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSGTU(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (SGTU (MOVWconst [c]) x) |
| // result: (SGTUconst [c] x) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0.AuxInt) |
| x := v_1 |
| v.reset(OpMIPSSGTUconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| // match: (SGTU x (MOVWconst [0])) |
| // result: (SGTUzero x) |
| for { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst || auxIntToInt32(v_1.AuxInt) != 0 { |
| break |
| } |
| v.reset(OpMIPSSGTUzero) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSGTUconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SGTUconst [c] (MOVWconst [d])) |
| // cond: uint32(c) > uint32(d) |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(uint32(c) > uint32(d)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTUconst [c] (MOVWconst [d])) |
| // cond: uint32(c) <= uint32(d) |
| // result: (MOVWconst [0]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(uint32(c) <= uint32(d)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SGTUconst [c] (MOVBUreg _)) |
| // cond: 0xff < uint32(c) |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVBUreg || !(0xff < uint32(c)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTUconst [c] (MOVHUreg _)) |
| // cond: 0xffff < uint32(c) |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVHUreg || !(0xffff < uint32(c)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTUconst [c] (ANDconst [m] _)) |
| // cond: uint32(m) < uint32(c) |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| m := auxIntToInt32(v_0.AuxInt) |
| if !(uint32(m) < uint32(c)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTUconst [c] (SRLconst _ [d])) |
| // cond: uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c) |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSSRLconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSGTUzero(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SGTUzero (MOVWconst [d])) |
| // cond: d != 0 |
| // result: (MOVWconst [1]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(d != 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTUzero (MOVWconst [d])) |
| // cond: d == 0 |
| // result: (MOVWconst [0]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(d == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSGTconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SGTconst [c] (MOVWconst [d])) |
| // cond: c > d |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(c > d) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTconst [c] (MOVWconst [d])) |
| // cond: c <= d |
| // result: (MOVWconst [0]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(c <= d) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SGTconst [c] (MOVBreg _)) |
| // cond: 0x7f < c |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVBreg || !(0x7f < c) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTconst [c] (MOVBreg _)) |
| // cond: c <= -0x80 |
| // result: (MOVWconst [0]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVBreg || !(c <= -0x80) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SGTconst [c] (MOVBUreg _)) |
| // cond: 0xff < c |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVBUreg || !(0xff < c) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTconst [c] (MOVBUreg _)) |
| // cond: c < 0 |
| // result: (MOVWconst [0]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVBUreg || !(c < 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SGTconst [c] (MOVHreg _)) |
| // cond: 0x7fff < c |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVHreg || !(0x7fff < c) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTconst [c] (MOVHreg _)) |
| // cond: c <= -0x8000 |
| // result: (MOVWconst [0]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVHreg || !(c <= -0x8000) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SGTconst [c] (MOVHUreg _)) |
| // cond: 0xffff < c |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVHUreg || !(0xffff < c) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTconst [c] (MOVHUreg _)) |
| // cond: c < 0 |
| // result: (MOVWconst [0]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVHUreg || !(c < 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SGTconst [c] (ANDconst [m] _)) |
| // cond: 0 <= m && m < c |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSANDconst { |
| break |
| } |
| m := auxIntToInt32(v_0.AuxInt) |
| if !(0 <= m && m < c) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTconst [c] (SRLconst _ [d])) |
| // cond: 0 <= c && uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c) |
| // result: (MOVWconst [1]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSSRLconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(0 <= c && uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c)) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSGTzero(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SGTzero (MOVWconst [d])) |
| // cond: d > 0 |
| // result: (MOVWconst [1]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(d > 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(1) |
| return true |
| } |
| // match: (SGTzero (MOVWconst [d])) |
| // cond: d <= 0 |
| // result: (MOVWconst [0]) |
| for { |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| if !(d <= 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSLL(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (SLL x (MOVWconst [c])) |
| // result: (SLLconst x [c&31]) |
| for { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSSLLconst) |
| v.AuxInt = int32ToAuxInt(c & 31) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSLLconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SLLconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [d<<uint32(c)]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(d << uint32(c)) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSRA(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (SRA x (MOVWconst [c])) |
| // result: (SRAconst x [c&31]) |
| for { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(c & 31) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSRAconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SRAconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [d>>uint32(c)]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(d >> uint32(c)) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSRL(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (SRL x (MOVWconst [c])) |
| // result: (SRLconst x [c&31]) |
| for { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSSRLconst) |
| v.AuxInt = int32ToAuxInt(c & 31) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSRLconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SRLconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [int32(uint32(d)>>uint32(c))]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(uint32(d) >> uint32(c))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSUB(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (SUB x (MOVWconst [c])) |
| // result: (SUBconst [c] x) |
| for { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSSUBconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| // match: (SUB x x) |
| // result: (MOVWconst [0]) |
| for { |
| x := v_0 |
| if x != v_1 { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| // match: (SUB (MOVWconst [0]) x) |
| // result: (NEG x) |
| for { |
| if v_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0.AuxInt) != 0 { |
| break |
| } |
| x := v_1 |
| v.reset(OpMIPSNEG) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSSUBconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (SUBconst [0] x) |
| // result: x |
| for { |
| if auxIntToInt32(v.AuxInt) != 0 { |
| break |
| } |
| x := v_0 |
| v.copyOf(x) |
| return true |
| } |
| // match: (SUBconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [d-c]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(d - c) |
| return true |
| } |
| // match: (SUBconst [c] (SUBconst [d] x)) |
| // result: (ADDconst [-c-d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSSUBconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSADDconst) |
| v.AuxInt = int32ToAuxInt(-c - d) |
| v.AddArg(x) |
| return true |
| } |
| // match: (SUBconst [c] (ADDconst [d] x)) |
| // result: (ADDconst [-c+d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSADDconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSADDconst) |
| v.AuxInt = int32ToAuxInt(-c + d) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSXOR(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (XOR x (MOVWconst [c])) |
| // result: (XORconst [c] x) |
| for { |
| for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(c) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (XOR x x) |
| // result: (MOVWconst [0]) |
| for { |
| x := v_0 |
| if x != v_1 { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMIPSXORconst(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (XORconst [0] x) |
| // result: x |
| for { |
| if auxIntToInt32(v.AuxInt) != 0 { |
| break |
| } |
| x := v_0 |
| v.copyOf(x) |
| return true |
| } |
| // match: (XORconst [-1] x) |
| // result: (NORconst [0] x) |
| for { |
| if auxIntToInt32(v.AuxInt) != -1 { |
| break |
| } |
| x := v_0 |
| v.reset(OpMIPSNORconst) |
| v.AuxInt = int32ToAuxInt(0) |
| v.AddArg(x) |
| return true |
| } |
| // match: (XORconst [c] (MOVWconst [d])) |
| // result: (MOVWconst [c^d]) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c ^ d) |
| return true |
| } |
| // match: (XORconst [c] (XORconst [d] x)) |
| // result: (XORconst [c^d] x) |
| for { |
| c := auxIntToInt32(v.AuxInt) |
| if v_0.Op != OpMIPSXORconst { |
| break |
| } |
| d := auxIntToInt32(v_0.AuxInt) |
| x := v_0.Args[0] |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(c ^ d) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpMod16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Mod16 x y) |
| // result: (Select0 (DIV (SignExt16to32 x) (SignExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIV, types.NewTuple(typ.Int32, typ.Int32)) |
| v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMod16u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Mod16u x y) |
| // result: (Select0 (DIVU (ZeroExt16to32 x) (ZeroExt16to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIVU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMod32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Mod32 x y) |
| // result: (Select0 (DIV x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIV, types.NewTuple(typ.Int32, typ.Int32)) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMod32u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Mod32u x y) |
| // result: (Select0 (DIVU x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIVU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMod8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Mod8 x y) |
| // result: (Select0 (DIV (SignExt8to32 x) (SignExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIV, types.NewTuple(typ.Int32, typ.Int32)) |
| v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMod8u(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Mod8u x y) |
| // result: (Select0 (DIVU (ZeroExt8to32 x) (ZeroExt8to32 y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpSelect0) |
| v0 := b.NewValue0(v.Pos, OpMIPSDIVU, types.NewTuple(typ.UInt32, typ.UInt32)) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpMove(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| config := b.Func.Config |
| typ := &b.Func.Config.Types |
| // match: (Move [0] _ _ mem) |
| // result: mem |
| for { |
| if auxIntToInt64(v.AuxInt) != 0 { |
| break |
| } |
| mem := v_2 |
| v.copyOf(mem) |
| return true |
| } |
| // match: (Move [1] dst src mem) |
| // result: (MOVBstore dst (MOVBUload src mem) mem) |
| for { |
| if auxIntToInt64(v.AuxInt) != 1 { |
| break |
| } |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v0.AddArg2(src, mem) |
| v.AddArg3(dst, v0, mem) |
| return true |
| } |
| // match: (Move [2] {t} dst src mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore dst (MOVHUload src mem) mem) |
| for { |
| if auxIntToInt64(v.AuxInt) != 2 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVHUload, typ.UInt16) |
| v0.AddArg2(src, mem) |
| v.AddArg3(dst, v0, mem) |
| return true |
| } |
| // match: (Move [2] dst src mem) |
| // result: (MOVBstore [1] dst (MOVBUload [1] src mem) (MOVBstore dst (MOVBUload src mem) mem)) |
| for { |
| if auxIntToInt64(v.AuxInt) != 2 { |
| break |
| } |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v0.AuxInt = int32ToAuxInt(1) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v2.AddArg2(src, mem) |
| v1.AddArg3(dst, v2, mem) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [4] {t} dst src mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore dst (MOVWload src mem) mem) |
| for { |
| if auxIntToInt64(v.AuxInt) != 4 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v0.AddArg2(src, mem) |
| v.AddArg3(dst, v0, mem) |
| return true |
| } |
| // match: (Move [4] {t} dst src mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore [2] dst (MOVHUload [2] src mem) (MOVHstore dst (MOVHUload src mem) mem)) |
| for { |
| if auxIntToInt64(v.AuxInt) != 4 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(2) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVHUload, typ.UInt16) |
| v0.AuxInt = int32ToAuxInt(2) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVHUload, typ.UInt16) |
| v2.AddArg2(src, mem) |
| v1.AddArg3(dst, v2, mem) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [4] dst src mem) |
| // result: (MOVBstore [3] dst (MOVBUload [3] src mem) (MOVBstore [2] dst (MOVBUload [2] src mem) (MOVBstore [1] dst (MOVBUload [1] src mem) (MOVBstore dst (MOVBUload src mem) mem)))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 4 { |
| break |
| } |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(3) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v0.AuxInt = int32ToAuxInt(3) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(2) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v2.AuxInt = int32ToAuxInt(2) |
| v2.AddArg2(src, mem) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v3.AuxInt = int32ToAuxInt(1) |
| v4 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v4.AuxInt = int32ToAuxInt(1) |
| v4.AddArg2(src, mem) |
| v5 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v6 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v6.AddArg2(src, mem) |
| v5.AddArg3(dst, v6, mem) |
| v3.AddArg3(dst, v4, v5) |
| v1.AddArg3(dst, v2, v3) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [3] dst src mem) |
| // result: (MOVBstore [2] dst (MOVBUload [2] src mem) (MOVBstore [1] dst (MOVBUload [1] src mem) (MOVBstore dst (MOVBUload src mem) mem))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 3 { |
| break |
| } |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(2) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v0.AuxInt = int32ToAuxInt(2) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v2.AuxInt = int32ToAuxInt(1) |
| v2.AddArg2(src, mem) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v4 := b.NewValue0(v.Pos, OpMIPSMOVBUload, typ.UInt8) |
| v4.AddArg2(src, mem) |
| v3.AddArg3(dst, v4, mem) |
| v1.AddArg3(dst, v2, v3) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [8] {t} dst src mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore [4] dst (MOVWload [4] src mem) (MOVWstore dst (MOVWload src mem) mem)) |
| for { |
| if auxIntToInt64(v.AuxInt) != 8 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(4) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(4) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v2.AddArg2(src, mem) |
| v1.AddArg3(dst, v2, mem) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [8] {t} dst src mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore [6] dst (MOVHload [6] src mem) (MOVHstore [4] dst (MOVHload [4] src mem) (MOVHstore [2] dst (MOVHload [2] src mem) (MOVHstore dst (MOVHload src mem) mem)))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 8 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(6) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v0.AuxInt = int32ToAuxInt(6) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(4) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v2.AuxInt = int32ToAuxInt(4) |
| v2.AddArg2(src, mem) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v3.AuxInt = int32ToAuxInt(2) |
| v4 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v4.AuxInt = int32ToAuxInt(2) |
| v4.AddArg2(src, mem) |
| v5 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v6 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v6.AddArg2(src, mem) |
| v5.AddArg3(dst, v6, mem) |
| v3.AddArg3(dst, v4, v5) |
| v1.AddArg3(dst, v2, v3) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [6] {t} dst src mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore [4] dst (MOVHload [4] src mem) (MOVHstore [2] dst (MOVHload [2] src mem) (MOVHstore dst (MOVHload src mem) mem))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 6 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(4) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v0.AuxInt = int32ToAuxInt(4) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(2) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v2.AuxInt = int32ToAuxInt(2) |
| v2.AddArg2(src, mem) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v4 := b.NewValue0(v.Pos, OpMIPSMOVHload, typ.Int16) |
| v4.AddArg2(src, mem) |
| v3.AddArg3(dst, v4, mem) |
| v1.AddArg3(dst, v2, v3) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [12] {t} dst src mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore [8] dst (MOVWload [8] src mem) (MOVWstore [4] dst (MOVWload [4] src mem) (MOVWstore dst (MOVWload src mem) mem))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 12 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(8) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(8) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(4) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(4) |
| v2.AddArg2(src, mem) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v4 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v4.AddArg2(src, mem) |
| v3.AddArg3(dst, v4, mem) |
| v1.AddArg3(dst, v2, v3) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [16] {t} dst src mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore [12] dst (MOVWload [12] src mem) (MOVWstore [8] dst (MOVWload [8] src mem) (MOVWstore [4] dst (MOVWload [4] src mem) (MOVWstore dst (MOVWload src mem) mem)))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 16 { |
| break |
| } |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(12) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(12) |
| v0.AddArg2(src, mem) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(8) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(8) |
| v2.AddArg2(src, mem) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v3.AuxInt = int32ToAuxInt(4) |
| v4 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v4.AuxInt = int32ToAuxInt(4) |
| v4.AddArg2(src, mem) |
| v5 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v6 := b.NewValue0(v.Pos, OpMIPSMOVWload, typ.UInt32) |
| v6.AddArg2(src, mem) |
| v5.AddArg3(dst, v6, mem) |
| v3.AddArg3(dst, v4, v5) |
| v1.AddArg3(dst, v2, v3) |
| v.AddArg3(dst, v0, v1) |
| return true |
| } |
| // match: (Move [s] {t} dst src mem) |
| // cond: (s > 16 && logLargeCopy(v, s) || t.Alignment()%4 != 0) |
| // result: (LoweredMove [int32(t.Alignment())] dst src (ADDconst <src.Type> src [int32(s-moveSize(t.Alignment(), config))]) mem) |
| for { |
| s := auxIntToInt64(v.AuxInt) |
| t := auxToType(v.Aux) |
| dst := v_0 |
| src := v_1 |
| mem := v_2 |
| if !(s > 16 && logLargeCopy(v, s) || t.Alignment()%4 != 0) { |
| break |
| } |
| v.reset(OpMIPSLoweredMove) |
| v.AuxInt = int32ToAuxInt(int32(t.Alignment())) |
| v0 := b.NewValue0(v.Pos, OpMIPSADDconst, src.Type) |
| v0.AuxInt = int32ToAuxInt(int32(s - moveSize(t.Alignment(), config))) |
| v0.AddArg(src) |
| v.AddArg4(dst, src, v0, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpNeq16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Neq16 x y) |
| // result: (SGTU (XOR (ZeroExt16to32 x) (ZeroExt16to32 y)) (MOVWconst [0])) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(0) |
| v.AddArg2(v0, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpNeq32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Neq32 x y) |
| // result: (SGTU (XOR x y) (MOVWconst [0])) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v0.AddArg2(x, y) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpNeq32F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Neq32F x y) |
| // result: (FPFlagFalse (CMPEQF x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagFalse) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPEQF, types.TypeFlags) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpNeq64F(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Neq64F x y) |
| // result: (FPFlagFalse (CMPEQD x y)) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSFPFlagFalse) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMPEQD, types.TypeFlags) |
| v0.AddArg2(x, y) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpNeq8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Neq8 x y) |
| // result: (SGTU (XOR (ZeroExt8to32 x) (ZeroExt8to32 y)) (MOVWconst [0])) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(0) |
| v.AddArg2(v0, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpNeqPtr(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (NeqPtr x y) |
| // result: (SGTU (XOR x y) (MOVWconst [0])) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSGTU) |
| v0 := b.NewValue0(v.Pos, OpMIPSXOR, typ.UInt32) |
| v0.AddArg2(x, y) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpNot(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (Not x) |
| // result: (XORconst [1] x) |
| for { |
| x := v_0 |
| v.reset(OpMIPSXORconst) |
| v.AuxInt = int32ToAuxInt(1) |
| v.AddArg(x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpOffPtr(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (OffPtr [off] ptr:(SP)) |
| // result: (MOVWaddr [int32(off)] ptr) |
| for { |
| off := auxIntToInt64(v.AuxInt) |
| ptr := v_0 |
| if ptr.Op != OpSP { |
| break |
| } |
| v.reset(OpMIPSMOVWaddr) |
| v.AuxInt = int32ToAuxInt(int32(off)) |
| v.AddArg(ptr) |
| return true |
| } |
| // match: (OffPtr [off] ptr) |
| // result: (ADDconst [int32(off)] ptr) |
| for { |
| off := auxIntToInt64(v.AuxInt) |
| ptr := v_0 |
| v.reset(OpMIPSADDconst) |
| v.AuxInt = int32ToAuxInt(int32(off)) |
| v.AddArg(ptr) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpPanicBounds(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (PanicBounds [kind] x y mem) |
| // cond: boundsABI(kind) == 0 |
| // result: (LoweredPanicBoundsA [kind] x y mem) |
| for { |
| kind := auxIntToInt64(v.AuxInt) |
| x := v_0 |
| y := v_1 |
| mem := v_2 |
| if !(boundsABI(kind) == 0) { |
| break |
| } |
| v.reset(OpMIPSLoweredPanicBoundsA) |
| v.AuxInt = int64ToAuxInt(kind) |
| v.AddArg3(x, y, mem) |
| return true |
| } |
| // match: (PanicBounds [kind] x y mem) |
| // cond: boundsABI(kind) == 1 |
| // result: (LoweredPanicBoundsB [kind] x y mem) |
| for { |
| kind := auxIntToInt64(v.AuxInt) |
| x := v_0 |
| y := v_1 |
| mem := v_2 |
| if !(boundsABI(kind) == 1) { |
| break |
| } |
| v.reset(OpMIPSLoweredPanicBoundsB) |
| v.AuxInt = int64ToAuxInt(kind) |
| v.AddArg3(x, y, mem) |
| return true |
| } |
| // match: (PanicBounds [kind] x y mem) |
| // cond: boundsABI(kind) == 2 |
| // result: (LoweredPanicBoundsC [kind] x y mem) |
| for { |
| kind := auxIntToInt64(v.AuxInt) |
| x := v_0 |
| y := v_1 |
| mem := v_2 |
| if !(boundsABI(kind) == 2) { |
| break |
| } |
| v.reset(OpMIPSLoweredPanicBoundsC) |
| v.AuxInt = int64ToAuxInt(kind) |
| v.AddArg3(x, y, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpPanicExtend(v *Value) bool { |
| v_3 := v.Args[3] |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (PanicExtend [kind] hi lo y mem) |
| // cond: boundsABI(kind) == 0 |
| // result: (LoweredPanicExtendA [kind] hi lo y mem) |
| for { |
| kind := auxIntToInt64(v.AuxInt) |
| hi := v_0 |
| lo := v_1 |
| y := v_2 |
| mem := v_3 |
| if !(boundsABI(kind) == 0) { |
| break |
| } |
| v.reset(OpMIPSLoweredPanicExtendA) |
| v.AuxInt = int64ToAuxInt(kind) |
| v.AddArg4(hi, lo, y, mem) |
| return true |
| } |
| // match: (PanicExtend [kind] hi lo y mem) |
| // cond: boundsABI(kind) == 1 |
| // result: (LoweredPanicExtendB [kind] hi lo y mem) |
| for { |
| kind := auxIntToInt64(v.AuxInt) |
| hi := v_0 |
| lo := v_1 |
| y := v_2 |
| mem := v_3 |
| if !(boundsABI(kind) == 1) { |
| break |
| } |
| v.reset(OpMIPSLoweredPanicExtendB) |
| v.AuxInt = int64ToAuxInt(kind) |
| v.AddArg4(hi, lo, y, mem) |
| return true |
| } |
| // match: (PanicExtend [kind] hi lo y mem) |
| // cond: boundsABI(kind) == 2 |
| // result: (LoweredPanicExtendC [kind] hi lo y mem) |
| for { |
| kind := auxIntToInt64(v.AuxInt) |
| hi := v_0 |
| lo := v_1 |
| y := v_2 |
| mem := v_3 |
| if !(boundsABI(kind) == 2) { |
| break |
| } |
| v.reset(OpMIPSLoweredPanicExtendC) |
| v.AuxInt = int64ToAuxInt(kind) |
| v.AddArg4(hi, lo, y, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRotateLeft16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (RotateLeft16 <t> x (MOVWconst [c])) |
| // result: (Or16 (Lsh16x32 <t> x (MOVWconst [c&15])) (Rsh16Ux32 <t> x (MOVWconst [-c&15]))) |
| for { |
| t := v.Type |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpOr16) |
| v0 := b.NewValue0(v.Pos, OpLsh16x32, t) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(c & 15) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpRsh16Ux32, t) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(-c & 15) |
| v2.AddArg2(x, v3) |
| v.AddArg2(v0, v2) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRotateLeft32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (RotateLeft32 <t> x (MOVWconst [c])) |
| // result: (Or32 (Lsh32x32 <t> x (MOVWconst [c&31])) (Rsh32Ux32 <t> x (MOVWconst [-c&31]))) |
| for { |
| t := v.Type |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpOr32) |
| v0 := b.NewValue0(v.Pos, OpLsh32x32, t) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(c & 31) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpRsh32Ux32, t) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(-c & 31) |
| v2.AddArg2(x, v3) |
| v.AddArg2(v0, v2) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRotateLeft64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (RotateLeft64 <t> x (MOVWconst [c])) |
| // result: (Or64 (Lsh64x32 <t> x (MOVWconst [c&63])) (Rsh64Ux32 <t> x (MOVWconst [-c&63]))) |
| for { |
| t := v.Type |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpOr64) |
| v0 := b.NewValue0(v.Pos, OpLsh64x32, t) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(c & 63) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpRsh64Ux32, t) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(-c & 63) |
| v2.AddArg2(x, v3) |
| v.AddArg2(v0, v2) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRotateLeft8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (RotateLeft8 <t> x (MOVWconst [c])) |
| // result: (Or8 (Lsh8x32 <t> x (MOVWconst [c&7])) (Rsh8Ux32 <t> x (MOVWconst [-c&7]))) |
| for { |
| t := v.Type |
| x := v_0 |
| if v_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_1.AuxInt) |
| v.reset(OpOr8) |
| v0 := b.NewValue0(v.Pos, OpLsh8x32, t) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(c & 7) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpRsh8Ux32, t) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(-c & 7) |
| v2.AddArg2(x, v3) |
| v.AddArg2(v0, v2) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh16Ux16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16Ux16 <t> x y) |
| // result: (CMOVZ (SRL <t> (ZeroExt16to32 x) (ZeroExt16to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt16to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(0) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v.AddArg3(v0, v3, v4) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh16Ux32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16Ux32 <t> x y) |
| // result: (CMOVZ (SRL <t> (ZeroExt16to32 x) y) (MOVWconst [0]) (SGTUconst [32] y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v0.AddArg2(v1, y) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(y) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh16Ux64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16Ux64 x (Const64 [c])) |
| // cond: uint32(c) < 16 |
| // result: (SRLconst (SLLconst <typ.UInt32> x [16]) [int32(c+16)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 16) { |
| break |
| } |
| v.reset(OpMIPSSRLconst) |
| v.AuxInt = int32ToAuxInt(int32(c + 16)) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(16) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| // match: (Rsh16Ux64 _ (Const64 [c])) |
| // cond: uint32(c) >= 16 |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 16) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh16Ux8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16Ux8 <t> x y) |
| // result: (CMOVZ (SRL <t> (ZeroExt16to32 x) (ZeroExt8to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt8to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(0) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v.AddArg3(v0, v3, v4) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh16x16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16x16 x y) |
| // result: (SRA (SignExt16to32 x) ( CMOVZ <typ.UInt32> (ZeroExt16to32 y) (MOVWconst [31]) (SGTUconst [32] (ZeroExt16to32 y)))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(31) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v1.AddArg3(v2, v3, v4) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh16x32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16x32 x y) |
| // result: (SRA (SignExt16to32 x) ( CMOVZ <typ.UInt32> y (MOVWconst [31]) (SGTUconst [32] y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(31) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(y) |
| v1.AddArg3(y, v2, v3) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh16x64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16x64 x (Const64 [c])) |
| // cond: uint32(c) < 16 |
| // result: (SRAconst (SLLconst <typ.UInt32> x [16]) [int32(c+16)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 16) { |
| break |
| } |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(int32(c + 16)) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(16) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| // match: (Rsh16x64 x (Const64 [c])) |
| // cond: uint32(c) >= 16 |
| // result: (SRAconst (SLLconst <typ.UInt32> x [16]) [31]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 16) { |
| break |
| } |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(31) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(16) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh16x8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh16x8 x y) |
| // result: (SRA (SignExt16to32 x) ( CMOVZ <typ.UInt32> (ZeroExt8to32 y) (MOVWconst [31]) (SGTUconst [32] (ZeroExt8to32 y)))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(31) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v1.AddArg3(v2, v3, v4) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh32Ux16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh32Ux16 <t> x y) |
| // result: (CMOVZ (SRL <t> x (ZeroExt16to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt16to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh32Ux32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh32Ux32 <t> x y) |
| // result: (CMOVZ (SRL <t> x y) (MOVWconst [0]) (SGTUconst [32] y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v0.AddArg2(x, y) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v2 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v2.AuxInt = int32ToAuxInt(32) |
| v2.AddArg(y) |
| v.AddArg3(v0, v1, v2) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh32Ux64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Rsh32Ux64 x (Const64 [c])) |
| // cond: uint32(c) < 32 |
| // result: (SRLconst x [int32(c)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 32) { |
| break |
| } |
| v.reset(OpMIPSSRLconst) |
| v.AuxInt = int32ToAuxInt(int32(c)) |
| v.AddArg(x) |
| return true |
| } |
| // match: (Rsh32Ux64 _ (Const64 [c])) |
| // cond: uint32(c) >= 32 |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 32) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh32Ux8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh32Ux8 <t> x y) |
| // result: (CMOVZ (SRL <t> x (ZeroExt8to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt8to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(y) |
| v0.AddArg2(x, v1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh32x16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh32x16 x y) |
| // result: (SRA x ( CMOVZ <typ.UInt32> (ZeroExt16to32 y) (MOVWconst [31]) (SGTUconst [32] (ZeroExt16to32 y)))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v1.AddArg(y) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(31) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v0.AddArg3(v1, v2, v3) |
| v.AddArg2(x, v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh32x32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh32x32 x y) |
| // result: (SRA x ( CMOVZ <typ.UInt32> y (MOVWconst [31]) (SGTUconst [32] y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(31) |
| v2 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v2.AuxInt = int32ToAuxInt(32) |
| v2.AddArg(y) |
| v0.AddArg3(y, v1, v2) |
| v.AddArg2(x, v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh32x64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Rsh32x64 x (Const64 [c])) |
| // cond: uint32(c) < 32 |
| // result: (SRAconst x [int32(c)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 32) { |
| break |
| } |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(int32(c)) |
| v.AddArg(x) |
| return true |
| } |
| // match: (Rsh32x64 x (Const64 [c])) |
| // cond: uint32(c) >= 32 |
| // result: (SRAconst x [31]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 32) { |
| break |
| } |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(31) |
| v.AddArg(x) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh32x8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh32x8 x y) |
| // result: (SRA x ( CMOVZ <typ.UInt32> (ZeroExt8to32 y) (MOVWconst [31]) (SGTUconst [32] (ZeroExt8to32 y)))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(y) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(31) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(v1) |
| v0.AddArg3(v1, v2, v3) |
| v.AddArg2(x, v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh8Ux16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8Ux16 <t> x y) |
| // result: (CMOVZ (SRL <t> (ZeroExt8to32 x) (ZeroExt16to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt16to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(0) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v.AddArg3(v0, v3, v4) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh8Ux32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8Ux32 <t> x y) |
| // result: (CMOVZ (SRL <t> (ZeroExt8to32 x) y) (MOVWconst [0]) (SGTUconst [32] y)) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v0.AddArg2(v1, y) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(0) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(y) |
| v.AddArg3(v0, v2, v3) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh8Ux64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8Ux64 x (Const64 [c])) |
| // cond: uint32(c) < 8 |
| // result: (SRLconst (SLLconst <typ.UInt32> x [24]) [int32(c+24)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 8) { |
| break |
| } |
| v.reset(OpMIPSSRLconst) |
| v.AuxInt = int32ToAuxInt(int32(c + 24)) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(24) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| // match: (Rsh8Ux64 _ (Const64 [c])) |
| // cond: uint32(c) >= 8 |
| // result: (MOVWconst [0]) |
| for { |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 8) { |
| break |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh8Ux8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8Ux8 <t> x y) |
| // result: (CMOVZ (SRL <t> (ZeroExt8to32 x) (ZeroExt8to32 y) ) (MOVWconst [0]) (SGTUconst [32] (ZeroExt8to32 y))) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSSRL, t) |
| v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v1.AddArg(x) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v0.AddArg2(v1, v2) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(0) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v.AddArg3(v0, v3, v4) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh8x16(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8x16 x y) |
| // result: (SRA (SignExt16to32 x) ( CMOVZ <typ.UInt32> (ZeroExt16to32 y) (MOVWconst [31]) (SGTUconst [32] (ZeroExt16to32 y)))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32) |
| v2.AddArg(y) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(31) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v1.AddArg3(v2, v3, v4) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh8x32(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8x32 x y) |
| // result: (SRA (SignExt16to32 x) ( CMOVZ <typ.UInt32> y (MOVWconst [31]) (SGTUconst [32] y))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v2.AuxInt = int32ToAuxInt(31) |
| v3 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v3.AuxInt = int32ToAuxInt(32) |
| v3.AddArg(y) |
| v1.AddArg3(y, v2, v3) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpRsh8x64(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8x64 x (Const64 [c])) |
| // cond: uint32(c) < 8 |
| // result: (SRAconst (SLLconst <typ.UInt32> x [24]) [int32(c+24)]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) < 8) { |
| break |
| } |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(int32(c + 24)) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(24) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| // match: (Rsh8x64 x (Const64 [c])) |
| // cond: uint32(c) >= 8 |
| // result: (SRAconst (SLLconst <typ.UInt32> x [24]) [31]) |
| for { |
| x := v_0 |
| if v_1.Op != OpConst64 { |
| break |
| } |
| c := auxIntToInt64(v_1.AuxInt) |
| if !(uint32(c) >= 8) { |
| break |
| } |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(31) |
| v0 := b.NewValue0(v.Pos, OpMIPSSLLconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(24) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpRsh8x8(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Rsh8x8 x y) |
| // result: (SRA (SignExt16to32 x) ( CMOVZ <typ.UInt32> (ZeroExt8to32 y) (MOVWconst [31]) (SGTUconst [32] (ZeroExt8to32 y)))) |
| for { |
| x := v_0 |
| y := v_1 |
| v.reset(OpMIPSSRA) |
| v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSCMOVZ, typ.UInt32) |
| v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32) |
| v2.AddArg(y) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v3.AuxInt = int32ToAuxInt(31) |
| v4 := b.NewValue0(v.Pos, OpMIPSSGTUconst, typ.Bool) |
| v4.AuxInt = int32ToAuxInt(32) |
| v4.AddArg(v2) |
| v1.AddArg3(v2, v3, v4) |
| v.AddArg2(v0, v1) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpSelect0(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Select0 (Add32carry <t> x y)) |
| // result: (ADD <t.FieldType(0)> x y) |
| for { |
| if v_0.Op != OpAdd32carry { |
| break |
| } |
| t := v_0.Type |
| y := v_0.Args[1] |
| x := v_0.Args[0] |
| v.reset(OpMIPSADD) |
| v.Type = t.FieldType(0) |
| v.AddArg2(x, y) |
| return true |
| } |
| // match: (Select0 (Sub32carry <t> x y)) |
| // result: (SUB <t.FieldType(0)> x y) |
| for { |
| if v_0.Op != OpSub32carry { |
| break |
| } |
| t := v_0.Type |
| y := v_0.Args[1] |
| x := v_0.Args[0] |
| v.reset(OpMIPSSUB) |
| v.Type = t.FieldType(0) |
| v.AddArg2(x, y) |
| return true |
| } |
| // match: (Select0 (MULTU (MOVWconst [0]) _ )) |
| // result: (MOVWconst [0]) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0_0.AuxInt) != 0 { |
| continue |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| break |
| } |
| // match: (Select0 (MULTU (MOVWconst [1]) _ )) |
| // result: (MOVWconst [0]) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0_0.AuxInt) != 1 { |
| continue |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| break |
| } |
| // match: (Select0 (MULTU (MOVWconst [-1]) x )) |
| // result: (CMOVZ (ADDconst <x.Type> [-1] x) (MOVWconst [0]) x) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0_0.AuxInt) != -1 { |
| continue |
| } |
| x := v_0_1 |
| v.reset(OpMIPSCMOVZ) |
| v0 := b.NewValue0(v.Pos, OpMIPSADDconst, x.Type) |
| v0.AuxInt = int32ToAuxInt(-1) |
| v0.AddArg(x) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v.AddArg3(v0, v1, x) |
| return true |
| } |
| break |
| } |
| // match: (Select0 (MULTU (MOVWconst [c]) x )) |
| // cond: isPowerOfTwo64(int64(uint32(c))) |
| // result: (SRLconst [int32(32-log2uint32(int64(c)))] x) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| x := v_0_1 |
| if !(isPowerOfTwo64(int64(uint32(c)))) { |
| continue |
| } |
| v.reset(OpMIPSSRLconst) |
| v.AuxInt = int32ToAuxInt(int32(32 - log2uint32(int64(c)))) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (Select0 (MULTU (MOVWconst [c]) (MOVWconst [d]))) |
| // result: (MOVWconst [int32((int64(uint32(c))*int64(uint32(d)))>>32)]) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| if v_0_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| d := auxIntToInt32(v_0_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32((int64(uint32(c)) * int64(uint32(d))) >> 32)) |
| return true |
| } |
| break |
| } |
| // match: (Select0 (DIV (MOVWconst [c]) (MOVWconst [d]))) |
| // result: (MOVWconst [c%d]) |
| for { |
| if v_0.Op != OpMIPSDIV { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| if v_0_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| v_0_1 := v_0.Args[1] |
| if v_0_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c % d) |
| return true |
| } |
| // match: (Select0 (DIVU (MOVWconst [c]) (MOVWconst [d]))) |
| // result: (MOVWconst [int32(uint32(c)%uint32(d))]) |
| for { |
| if v_0.Op != OpMIPSDIVU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| if v_0_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| v_0_1 := v_0.Args[1] |
| if v_0_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(uint32(c) % uint32(d))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpSelect1(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Select1 (Add32carry <t> x y)) |
| // result: (SGTU <typ.Bool> x (ADD <t.FieldType(0)> x y)) |
| for { |
| if v_0.Op != OpAdd32carry { |
| break |
| } |
| t := v_0.Type |
| y := v_0.Args[1] |
| x := v_0.Args[0] |
| v.reset(OpMIPSSGTU) |
| v.Type = typ.Bool |
| v0 := b.NewValue0(v.Pos, OpMIPSADD, t.FieldType(0)) |
| v0.AddArg2(x, y) |
| v.AddArg2(x, v0) |
| return true |
| } |
| // match: (Select1 (Sub32carry <t> x y)) |
| // result: (SGTU <typ.Bool> (SUB <t.FieldType(0)> x y) x) |
| for { |
| if v_0.Op != OpSub32carry { |
| break |
| } |
| t := v_0.Type |
| y := v_0.Args[1] |
| x := v_0.Args[0] |
| v.reset(OpMIPSSGTU) |
| v.Type = typ.Bool |
| v0 := b.NewValue0(v.Pos, OpMIPSSUB, t.FieldType(0)) |
| v0.AddArg2(x, y) |
| v.AddArg2(v0, x) |
| return true |
| } |
| // match: (Select1 (MULTU (MOVWconst [0]) _ )) |
| // result: (MOVWconst [0]) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0_0.AuxInt) != 0 { |
| continue |
| } |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(0) |
| return true |
| } |
| break |
| } |
| // match: (Select1 (MULTU (MOVWconst [1]) x )) |
| // result: x |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0_0.AuxInt) != 1 { |
| continue |
| } |
| x := v_0_1 |
| v.copyOf(x) |
| return true |
| } |
| break |
| } |
| // match: (Select1 (MULTU (MOVWconst [-1]) x )) |
| // result: (NEG <x.Type> x) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst || auxIntToInt32(v_0_0.AuxInt) != -1 { |
| continue |
| } |
| x := v_0_1 |
| v.reset(OpMIPSNEG) |
| v.Type = x.Type |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (Select1 (MULTU (MOVWconst [c]) x )) |
| // cond: isPowerOfTwo64(int64(uint32(c))) |
| // result: (SLLconst [int32(log2uint32(int64(c)))] x) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| x := v_0_1 |
| if !(isPowerOfTwo64(int64(uint32(c)))) { |
| continue |
| } |
| v.reset(OpMIPSSLLconst) |
| v.AuxInt = int32ToAuxInt(int32(log2uint32(int64(c)))) |
| v.AddArg(x) |
| return true |
| } |
| break |
| } |
| // match: (Select1 (MULTU (MOVWconst [c]) (MOVWconst [d]))) |
| // result: (MOVWconst [int32(uint32(c)*uint32(d))]) |
| for { |
| if v_0.Op != OpMIPSMULTU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| v_0_1 := v_0.Args[1] |
| for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { |
| if v_0_0.Op != OpMIPSMOVWconst { |
| continue |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| if v_0_1.Op != OpMIPSMOVWconst { |
| continue |
| } |
| d := auxIntToInt32(v_0_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(uint32(c) * uint32(d))) |
| return true |
| } |
| break |
| } |
| // match: (Select1 (DIV (MOVWconst [c]) (MOVWconst [d]))) |
| // result: (MOVWconst [c/d]) |
| for { |
| if v_0.Op != OpMIPSDIV { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| if v_0_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| v_0_1 := v_0.Args[1] |
| if v_0_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(c / d) |
| return true |
| } |
| // match: (Select1 (DIVU (MOVWconst [c]) (MOVWconst [d]))) |
| // result: (MOVWconst [int32(uint32(c)/uint32(d))]) |
| for { |
| if v_0.Op != OpMIPSDIVU { |
| break |
| } |
| _ = v_0.Args[1] |
| v_0_0 := v_0.Args[0] |
| if v_0_0.Op != OpMIPSMOVWconst { |
| break |
| } |
| c := auxIntToInt32(v_0_0.AuxInt) |
| v_0_1 := v_0.Args[1] |
| if v_0_1.Op != OpMIPSMOVWconst { |
| break |
| } |
| d := auxIntToInt32(v_0_1.AuxInt) |
| v.reset(OpMIPSMOVWconst) |
| v.AuxInt = int32ToAuxInt(int32(uint32(c) / uint32(d))) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpSignmask(v *Value) bool { |
| v_0 := v.Args[0] |
| // match: (Signmask x) |
| // result: (SRAconst x [31]) |
| for { |
| x := v_0 |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(31) |
| v.AddArg(x) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpSlicemask(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Slicemask <t> x) |
| // result: (SRAconst (NEG <t> x) [31]) |
| for { |
| t := v.Type |
| x := v_0 |
| v.reset(OpMIPSSRAconst) |
| v.AuxInt = int32ToAuxInt(31) |
| v0 := b.NewValue0(v.Pos, OpMIPSNEG, t) |
| v0.AddArg(x) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpStore(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| // match: (Store {t} ptr val mem) |
| // cond: t.Size() == 1 |
| // result: (MOVBstore ptr val mem) |
| for { |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(t.Size() == 1) { |
| break |
| } |
| v.reset(OpMIPSMOVBstore) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (Store {t} ptr val mem) |
| // cond: t.Size() == 2 |
| // result: (MOVHstore ptr val mem) |
| for { |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(t.Size() == 2) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (Store {t} ptr val mem) |
| // cond: t.Size() == 4 && !is32BitFloat(val.Type) |
| // result: (MOVWstore ptr val mem) |
| for { |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(t.Size() == 4 && !is32BitFloat(val.Type)) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (Store {t} ptr val mem) |
| // cond: t.Size() == 4 && is32BitFloat(val.Type) |
| // result: (MOVFstore ptr val mem) |
| for { |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(t.Size() == 4 && is32BitFloat(val.Type)) { |
| break |
| } |
| v.reset(OpMIPSMOVFstore) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| // match: (Store {t} ptr val mem) |
| // cond: t.Size() == 8 && is64BitFloat(val.Type) |
| // result: (MOVDstore ptr val mem) |
| for { |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| val := v_1 |
| mem := v_2 |
| if !(t.Size() == 8 && is64BitFloat(val.Type)) { |
| break |
| } |
| v.reset(OpMIPSMOVDstore) |
| v.AddArg3(ptr, val, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpSub32withcarry(v *Value) bool { |
| v_2 := v.Args[2] |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| // match: (Sub32withcarry <t> x y c) |
| // result: (SUB (SUB <t> x y) c) |
| for { |
| t := v.Type |
| x := v_0 |
| y := v_1 |
| c := v_2 |
| v.reset(OpMIPSSUB) |
| v0 := b.NewValue0(v.Pos, OpMIPSSUB, t) |
| v0.AddArg2(x, y) |
| v.AddArg2(v0, c) |
| return true |
| } |
| } |
| func rewriteValueMIPS_OpZero(v *Value) bool { |
| v_1 := v.Args[1] |
| v_0 := v.Args[0] |
| b := v.Block |
| config := b.Func.Config |
| typ := &b.Func.Config.Types |
| // match: (Zero [0] _ mem) |
| // result: mem |
| for { |
| if auxIntToInt64(v.AuxInt) != 0 { |
| break |
| } |
| mem := v_1 |
| v.copyOf(mem) |
| return true |
| } |
| // match: (Zero [1] ptr mem) |
| // result: (MOVBstore ptr (MOVWconst [0]) mem) |
| for { |
| if auxIntToInt64(v.AuxInt) != 1 { |
| break |
| } |
| ptr := v_0 |
| mem := v_1 |
| v.reset(OpMIPSMOVBstore) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v.AddArg3(ptr, v0, mem) |
| return true |
| } |
| // match: (Zero [2] {t} ptr mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore ptr (MOVWconst [0]) mem) |
| for { |
| if auxIntToInt64(v.AuxInt) != 2 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v.AddArg3(ptr, v0, mem) |
| return true |
| } |
| // match: (Zero [2] ptr mem) |
| // result: (MOVBstore [1] ptr (MOVWconst [0]) (MOVBstore [0] ptr (MOVWconst [0]) mem)) |
| for { |
| if auxIntToInt64(v.AuxInt) != 2 { |
| break |
| } |
| ptr := v_0 |
| mem := v_1 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(1) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(0) |
| v1.AddArg3(ptr, v0, mem) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [4] {t} ptr mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore ptr (MOVWconst [0]) mem) |
| for { |
| if auxIntToInt64(v.AuxInt) != 4 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v.AddArg3(ptr, v0, mem) |
| return true |
| } |
| // match: (Zero [4] {t} ptr mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore [2] ptr (MOVWconst [0]) (MOVHstore [0] ptr (MOVWconst [0]) mem)) |
| for { |
| if auxIntToInt64(v.AuxInt) != 4 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(2) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(0) |
| v1.AddArg3(ptr, v0, mem) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [4] ptr mem) |
| // result: (MOVBstore [3] ptr (MOVWconst [0]) (MOVBstore [2] ptr (MOVWconst [0]) (MOVBstore [1] ptr (MOVWconst [0]) (MOVBstore [0] ptr (MOVWconst [0]) mem)))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 4 { |
| break |
| } |
| ptr := v_0 |
| mem := v_1 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(3) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(2) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v2.AuxInt = int32ToAuxInt(1) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v3.AuxInt = int32ToAuxInt(0) |
| v3.AddArg3(ptr, v0, mem) |
| v2.AddArg3(ptr, v0, v3) |
| v1.AddArg3(ptr, v0, v2) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [3] ptr mem) |
| // result: (MOVBstore [2] ptr (MOVWconst [0]) (MOVBstore [1] ptr (MOVWconst [0]) (MOVBstore [0] ptr (MOVWconst [0]) mem))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 3 { |
| break |
| } |
| ptr := v_0 |
| mem := v_1 |
| v.reset(OpMIPSMOVBstore) |
| v.AuxInt = int32ToAuxInt(2) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(1) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVBstore, types.TypeMem) |
| v2.AuxInt = int32ToAuxInt(0) |
| v2.AddArg3(ptr, v0, mem) |
| v1.AddArg3(ptr, v0, v2) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [6] {t} ptr mem) |
| // cond: t.Alignment()%2 == 0 |
| // result: (MOVHstore [4] ptr (MOVWconst [0]) (MOVHstore [2] ptr (MOVWconst [0]) (MOVHstore [0] ptr (MOVWconst [0]) mem))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 6 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%2 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVHstore) |
| v.AuxInt = int32ToAuxInt(4) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(2) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVHstore, types.TypeMem) |
| v2.AuxInt = int32ToAuxInt(0) |
| v2.AddArg3(ptr, v0, mem) |
| v1.AddArg3(ptr, v0, v2) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [8] {t} ptr mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore [4] ptr (MOVWconst [0]) (MOVWstore [0] ptr (MOVWconst [0]) mem)) |
| for { |
| if auxIntToInt64(v.AuxInt) != 8 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(4) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(0) |
| v1.AddArg3(ptr, v0, mem) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [12] {t} ptr mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore [8] ptr (MOVWconst [0]) (MOVWstore [4] ptr (MOVWconst [0]) (MOVWstore [0] ptr (MOVWconst [0]) mem))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 12 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(8) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(4) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v2.AuxInt = int32ToAuxInt(0) |
| v2.AddArg3(ptr, v0, mem) |
| v1.AddArg3(ptr, v0, v2) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [16] {t} ptr mem) |
| // cond: t.Alignment()%4 == 0 |
| // result: (MOVWstore [12] ptr (MOVWconst [0]) (MOVWstore [8] ptr (MOVWconst [0]) (MOVWstore [4] ptr (MOVWconst [0]) (MOVWstore [0] ptr (MOVWconst [0]) mem)))) |
| for { |
| if auxIntToInt64(v.AuxInt) != 16 { |
| break |
| } |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(t.Alignment()%4 == 0) { |
| break |
| } |
| v.reset(OpMIPSMOVWstore) |
| v.AuxInt = int32ToAuxInt(12) |
| v0 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v0.AuxInt = int32ToAuxInt(0) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v1.AuxInt = int32ToAuxInt(8) |
| v2 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v2.AuxInt = int32ToAuxInt(4) |
| v3 := b.NewValue0(v.Pos, OpMIPSMOVWstore, types.TypeMem) |
| v3.AuxInt = int32ToAuxInt(0) |
| v3.AddArg3(ptr, v0, mem) |
| v2.AddArg3(ptr, v0, v3) |
| v1.AddArg3(ptr, v0, v2) |
| v.AddArg3(ptr, v0, v1) |
| return true |
| } |
| // match: (Zero [s] {t} ptr mem) |
| // cond: (s > 16 || t.Alignment()%4 != 0) |
| // result: (LoweredZero [int32(t.Alignment())] ptr (ADDconst <ptr.Type> ptr [int32(s-moveSize(t.Alignment(), config))]) mem) |
| for { |
| s := auxIntToInt64(v.AuxInt) |
| t := auxToType(v.Aux) |
| ptr := v_0 |
| mem := v_1 |
| if !(s > 16 || t.Alignment()%4 != 0) { |
| break |
| } |
| v.reset(OpMIPSLoweredZero) |
| v.AuxInt = int32ToAuxInt(int32(t.Alignment())) |
| v0 := b.NewValue0(v.Pos, OpMIPSADDconst, ptr.Type) |
| v0.AuxInt = int32ToAuxInt(int32(s - moveSize(t.Alignment(), config))) |
| v0.AddArg(ptr) |
| v.AddArg3(ptr, v0, mem) |
| return true |
| } |
| return false |
| } |
| func rewriteValueMIPS_OpZeromask(v *Value) bool { |
| v_0 := v.Args[0] |
| b := v.Block |
| typ := &b.Func.Config.Types |
| // match: (Zeromask x) |
| // result: (NEG (SGTU x (MOVWconst [0]))) |
| for { |
| x := v_0 |
| v.reset(OpMIPSNEG) |
| v0 := b.NewValue0(v.Pos, OpMIPSSGTU, typ.Bool) |
| v1 := b.NewValue0(v.Pos, OpMIPSMOVWconst, typ.UInt32) |
| v1.AuxInt = int32ToAuxInt(0) |
| v0.AddArg2(x, v1) |
| v.AddArg(v0) |
| return true |
| } |
| } |
| func rewriteBlockMIPS(b *Block) bool { |
| switch b.Kind { |
| case BlockMIPSEQ: |
| // match: (EQ (FPFlagTrue cmp) yes no) |
| // result: (FPF cmp yes no) |
| for b.Controls[0].Op == OpMIPSFPFlagTrue { |
| v_0 := b.Controls[0] |
| cmp := v_0.Args[0] |
| b.resetWithControl(BlockMIPSFPF, cmp) |
| return true |
| } |
| // match: (EQ (FPFlagFalse cmp) yes no) |
| // result: (FPT cmp yes no) |
| for b.Controls[0].Op == OpMIPSFPFlagFalse { |
| v_0 := b.Controls[0] |
| cmp := v_0.Args[0] |
| b.resetWithControl(BlockMIPSFPT, cmp) |
| return true |
| } |
| // match: (EQ (XORconst [1] cmp:(SGT _ _)) yes no) |
| // result: (NE cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGT { |
| break |
| } |
| b.resetWithControl(BlockMIPSNE, cmp) |
| return true |
| } |
| // match: (EQ (XORconst [1] cmp:(SGTU _ _)) yes no) |
| // result: (NE cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTU { |
| break |
| } |
| b.resetWithControl(BlockMIPSNE, cmp) |
| return true |
| } |
| // match: (EQ (XORconst [1] cmp:(SGTconst _)) yes no) |
| // result: (NE cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTconst { |
| break |
| } |
| b.resetWithControl(BlockMIPSNE, cmp) |
| return true |
| } |
| // match: (EQ (XORconst [1] cmp:(SGTUconst _)) yes no) |
| // result: (NE cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTUconst { |
| break |
| } |
| b.resetWithControl(BlockMIPSNE, cmp) |
| return true |
| } |
| // match: (EQ (XORconst [1] cmp:(SGTzero _)) yes no) |
| // result: (NE cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTzero { |
| break |
| } |
| b.resetWithControl(BlockMIPSNE, cmp) |
| return true |
| } |
| // match: (EQ (XORconst [1] cmp:(SGTUzero _)) yes no) |
| // result: (NE cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTUzero { |
| break |
| } |
| b.resetWithControl(BlockMIPSNE, cmp) |
| return true |
| } |
| // match: (EQ (SGTUconst [1] x) yes no) |
| // result: (NE x yes no) |
| for b.Controls[0].Op == OpMIPSSGTUconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSNE, x) |
| return true |
| } |
| // match: (EQ (SGTUzero x) yes no) |
| // result: (EQ x yes no) |
| for b.Controls[0].Op == OpMIPSSGTUzero { |
| v_0 := b.Controls[0] |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSEQ, x) |
| return true |
| } |
| // match: (EQ (SGTconst [0] x) yes no) |
| // result: (GEZ x yes no) |
| for b.Controls[0].Op == OpMIPSSGTconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 0 { |
| break |
| } |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSGEZ, x) |
| return true |
| } |
| // match: (EQ (SGTzero x) yes no) |
| // result: (LEZ x yes no) |
| for b.Controls[0].Op == OpMIPSSGTzero { |
| v_0 := b.Controls[0] |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSLEZ, x) |
| return true |
| } |
| // match: (EQ (MOVWconst [0]) yes no) |
| // result: (First yes no) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 0 { |
| break |
| } |
| b.Reset(BlockFirst) |
| return true |
| } |
| // match: (EQ (MOVWconst [c]) yes no) |
| // cond: c != 0 |
| // result: (First no yes) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c != 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| b.swapSuccessors() |
| return true |
| } |
| case BlockMIPSGEZ: |
| // match: (GEZ (MOVWconst [c]) yes no) |
| // cond: c >= 0 |
| // result: (First yes no) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c >= 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| return true |
| } |
| // match: (GEZ (MOVWconst [c]) yes no) |
| // cond: c < 0 |
| // result: (First no yes) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c < 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| b.swapSuccessors() |
| return true |
| } |
| case BlockMIPSGTZ: |
| // match: (GTZ (MOVWconst [c]) yes no) |
| // cond: c > 0 |
| // result: (First yes no) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c > 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| return true |
| } |
| // match: (GTZ (MOVWconst [c]) yes no) |
| // cond: c <= 0 |
| // result: (First no yes) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c <= 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| b.swapSuccessors() |
| return true |
| } |
| case BlockIf: |
| // match: (If cond yes no) |
| // result: (NE cond yes no) |
| for { |
| cond := b.Controls[0] |
| b.resetWithControl(BlockMIPSNE, cond) |
| return true |
| } |
| case BlockMIPSLEZ: |
| // match: (LEZ (MOVWconst [c]) yes no) |
| // cond: c <= 0 |
| // result: (First yes no) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c <= 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| return true |
| } |
| // match: (LEZ (MOVWconst [c]) yes no) |
| // cond: c > 0 |
| // result: (First no yes) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c > 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| b.swapSuccessors() |
| return true |
| } |
| case BlockMIPSLTZ: |
| // match: (LTZ (MOVWconst [c]) yes no) |
| // cond: c < 0 |
| // result: (First yes no) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c < 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| return true |
| } |
| // match: (LTZ (MOVWconst [c]) yes no) |
| // cond: c >= 0 |
| // result: (First no yes) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c >= 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| b.swapSuccessors() |
| return true |
| } |
| case BlockMIPSNE: |
| // match: (NE (FPFlagTrue cmp) yes no) |
| // result: (FPT cmp yes no) |
| for b.Controls[0].Op == OpMIPSFPFlagTrue { |
| v_0 := b.Controls[0] |
| cmp := v_0.Args[0] |
| b.resetWithControl(BlockMIPSFPT, cmp) |
| return true |
| } |
| // match: (NE (FPFlagFalse cmp) yes no) |
| // result: (FPF cmp yes no) |
| for b.Controls[0].Op == OpMIPSFPFlagFalse { |
| v_0 := b.Controls[0] |
| cmp := v_0.Args[0] |
| b.resetWithControl(BlockMIPSFPF, cmp) |
| return true |
| } |
| // match: (NE (XORconst [1] cmp:(SGT _ _)) yes no) |
| // result: (EQ cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGT { |
| break |
| } |
| b.resetWithControl(BlockMIPSEQ, cmp) |
| return true |
| } |
| // match: (NE (XORconst [1] cmp:(SGTU _ _)) yes no) |
| // result: (EQ cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTU { |
| break |
| } |
| b.resetWithControl(BlockMIPSEQ, cmp) |
| return true |
| } |
| // match: (NE (XORconst [1] cmp:(SGTconst _)) yes no) |
| // result: (EQ cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTconst { |
| break |
| } |
| b.resetWithControl(BlockMIPSEQ, cmp) |
| return true |
| } |
| // match: (NE (XORconst [1] cmp:(SGTUconst _)) yes no) |
| // result: (EQ cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTUconst { |
| break |
| } |
| b.resetWithControl(BlockMIPSEQ, cmp) |
| return true |
| } |
| // match: (NE (XORconst [1] cmp:(SGTzero _)) yes no) |
| // result: (EQ cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTzero { |
| break |
| } |
| b.resetWithControl(BlockMIPSEQ, cmp) |
| return true |
| } |
| // match: (NE (XORconst [1] cmp:(SGTUzero _)) yes no) |
| // result: (EQ cmp yes no) |
| for b.Controls[0].Op == OpMIPSXORconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| cmp := v_0.Args[0] |
| if cmp.Op != OpMIPSSGTUzero { |
| break |
| } |
| b.resetWithControl(BlockMIPSEQ, cmp) |
| return true |
| } |
| // match: (NE (SGTUconst [1] x) yes no) |
| // result: (EQ x yes no) |
| for b.Controls[0].Op == OpMIPSSGTUconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 1 { |
| break |
| } |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSEQ, x) |
| return true |
| } |
| // match: (NE (SGTUzero x) yes no) |
| // result: (NE x yes no) |
| for b.Controls[0].Op == OpMIPSSGTUzero { |
| v_0 := b.Controls[0] |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSNE, x) |
| return true |
| } |
| // match: (NE (SGTconst [0] x) yes no) |
| // result: (LTZ x yes no) |
| for b.Controls[0].Op == OpMIPSSGTconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 0 { |
| break |
| } |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSLTZ, x) |
| return true |
| } |
| // match: (NE (SGTzero x) yes no) |
| // result: (GTZ x yes no) |
| for b.Controls[0].Op == OpMIPSSGTzero { |
| v_0 := b.Controls[0] |
| x := v_0.Args[0] |
| b.resetWithControl(BlockMIPSGTZ, x) |
| return true |
| } |
| // match: (NE (MOVWconst [0]) yes no) |
| // result: (First no yes) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| if auxIntToInt32(v_0.AuxInt) != 0 { |
| break |
| } |
| b.Reset(BlockFirst) |
| b.swapSuccessors() |
| return true |
| } |
| // match: (NE (MOVWconst [c]) yes no) |
| // cond: c != 0 |
| // result: (First yes no) |
| for b.Controls[0].Op == OpMIPSMOVWconst { |
| v_0 := b.Controls[0] |
| c := auxIntToInt32(v_0.AuxInt) |
| if !(c != 0) { |
| break |
| } |
| b.Reset(BlockFirst) |
| return true |
| } |
| } |
| return false |
| } |
