// Code generated from _gen/MIPS.rules using 'go generate'; DO NOT EDIT. package ssa import "cmd/compile/internal/types" func rewriteValueMIPS(v *Value) bool { switch v.Op { case OpAbs: v.Op = OpMIPSABSD return true 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 OpMIPSMOVWnop: return rewriteValueMIPS_OpMIPSMOVWnop(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 OpSqrt32: v.Op = OpMIPSSQRTF 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 OpTailCall: v.Op = OpMIPSCALLtail 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 x y c) // result: (ADD c (ADD 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 (MOVWconst [^3]) ptr) (OR (SLL (ZeroExt8to32 val) (SLLconst [3] (ANDconst [3] ptr))) (NORconst [0] (SLL (MOVWconst [0xff]) (SLLconst [3] (ANDconst [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 (MOVWconst [^3]) ptr) (OR (SLL (ZeroExt8to32 val) (SLLconst [3] (ANDconst [3] (XORconst [3] ptr)))) (NORconst [0] (SLL (MOVWconst [0xff]) (SLLconst [3] (ANDconst [3] (XORconst [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 (MOVWconst [^3]) ptr) (SLL (ZeroExt8to32 val) (SLLconst [3] (ANDconst [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 (MOVWconst [^3]) ptr) (SLL (ZeroExt8to32 val) (SLLconst [3] (ANDconst [3] (XORconst [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 x y) // result: (ADD (SRLconst (SUB 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 x) // result: (SUB (MOVWconst [32]) (CLZ 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 [t]) // result: (MOVWconst [b2i32(t)]) for { t := auxIntToBool(v.AuxInt) v.reset(OpMIPSMOVWconst) v.AuxInt = int32ToAuxInt(b2i32(t)) 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 x) // result: (SUB (MOVWconst [32]) (CLZ (SUBconst [1] (AND x (NEG 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 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 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 ptr mem) // cond: (is8BitInt(t) && t.IsSigned()) // result: (MOVBload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is8BitInt(t) && t.IsSigned()) { break } v.reset(OpMIPSMOVBload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: (is8BitInt(t) && !t.IsSigned()) // result: (MOVBUload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is8BitInt(t) && !t.IsSigned()) { break } v.reset(OpMIPSMOVBUload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: (is16BitInt(t) && t.IsSigned()) // result: (MOVHload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is16BitInt(t) && t.IsSigned()) { break } v.reset(OpMIPSMOVHload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: (is16BitInt(t) && !t.IsSigned()) // result: (MOVHUload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is16BitInt(t) && !t.IsSigned()) { break } v.reset(OpMIPSMOVHUload) v.AddArg2(ptr, mem) return true } // match: (Load 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 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 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_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (LocalAddr {sym} base mem) // cond: t.Elem().HasPointers() // result: (MOVWaddr {sym} (SPanchored base mem)) for { t := v.Type sym := auxToSym(v.Aux) base := v_0 mem := v_1 if !(t.Elem().HasPointers()) { break } v.reset(OpMIPSMOVWaddr) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpSPanchored, typ.Uintptr) v0.AddArg2(base, mem) v.AddArg(v0) return true } // match: (LocalAddr {sym} base _) // cond: !t.Elem().HasPointers() // result: (MOVWaddr {sym} base) for { t := v.Type sym := auxToSym(v.Aux) base := v_0 if !(!t.Elem().HasPointers()) { break } v.reset(OpMIPSMOVWaddr) v.Aux = symToAux(sym) v.AddArg(base) return true } return false } 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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 x y) // result: (CMOVZ (SLL 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])) // cond: !t.IsPtr() // 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 } t := v_1.Type c := auxIntToInt32(v_1.AuxInt) if !(!t.IsPtr()) { continue } 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 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 x:(MOVBload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBUload [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 x:(MOVBUload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBload [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 [off] {sym} ptr (MOVWstore [off] {sym} ptr val _)) // result: (MOVWgpfp val) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpMIPSMOVWstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } val := v_1.Args[1] if ptr != v_1.Args[0] { break } v.reset(OpMIPSMOVWgpfp) v.AddArg(val) return true } // 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 [off] {sym} ptr (MOVWgpfp val) mem) // result: (MOVWstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpMIPSMOVWgpfp { break } val := v_1.Args[0] mem := v_2 v.reset(OpMIPSMOVWstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // 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 x:(MOVHload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVHUload [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 x:(MOVHUload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVHload [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 [off] {sym} ptr (MOVFstore [off] {sym} ptr val _)) // result: (MOVWfpgp val) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpMIPSMOVFstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } val := v_1.Args[1] if ptr != v_1.Args[0] { break } v.reset(OpMIPSMOVWfpgp) v.AddArg(val) return true } // 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_OpMIPSMOVWnop(v *Value) bool { v_0 := v.Args[0] // match: (MOVWnop (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_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 [off] {sym} ptr (MOVWfpgp val) mem) // result: (MOVFstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpMIPSMOVWfpgp { break } val := v_1.Args[0] mem := v_2 v.reset(OpMIPSMOVFstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // 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: isPowerOfTwo(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 !(isPowerOfTwo(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 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_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 [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 x (MOVWconst [c])) // result: (Or16 (Lsh16x32 x (MOVWconst [c&15])) (Rsh16Ux32 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 x (MOVWconst [c])) // result: (Or32 (Lsh32x32 x (MOVWconst [c&31])) (Rsh32Ux32 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 x (MOVWconst [c])) // result: (Or64 (Lsh64x32 x (MOVWconst [c&63])) (Rsh64Ux32 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 x (MOVWconst [c])) // result: (Or8 (Lsh8x32 x (MOVWconst [c&7])) (Rsh8Ux32 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 x y) // result: (CMOVZ (SRL (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 x y) // result: (CMOVZ (SRL (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 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 x y) // result: (CMOVZ (SRL (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 (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 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 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 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 (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 x y) // result: (CMOVZ (SRL 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 x y) // result: (CMOVZ (SRL 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 x y) // result: (CMOVZ (SRL 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 (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 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 (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 x y) // result: (CMOVZ (SRL (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 x y) // result: (CMOVZ (SRL (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 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 x y) // result: (CMOVZ (SRL (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 (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 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 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 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 (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 x y)) // result: (ADD 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 x y)) // result: (SUB 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 [-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: isPowerOfTwo(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 !(isPowerOfTwo(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]))) // cond: d != 0 // 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) if !(d != 0) { break } v.reset(OpMIPSMOVWconst) v.AuxInt = int32ToAuxInt(c % d) return true } // match: (Select0 (DIVU (MOVWconst [c]) (MOVWconst [d]))) // cond: d != 0 // 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) if !(d != 0) { break } 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 x y)) // result: (SGTU x (ADD 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 x y)) // result: (SGTU (SUB 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) 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: isPowerOfTwo(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 !(isPowerOfTwo(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]))) // cond: d != 0 // 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) if !(d != 0) { break } v.reset(OpMIPSMOVWconst) v.AuxInt = int32ToAuxInt(c / d) return true } // match: (Select1 (DIVU (MOVWconst [c]) (MOVWconst [d]))) // cond: d != 0 // 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) if !(d != 0) { break } 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 x) // result: (SRAconst (NEG 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 && !t.IsFloat() // result: (MOVWstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 4 && !t.IsFloat()) { break } v.reset(OpMIPSMOVWstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 4 && t.IsFloat() // result: (MOVFstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 4 && t.IsFloat()) { break } v.reset(OpMIPSMOVFstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 8 && t.IsFloat() // result: (MOVDstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 8 && t.IsFloat()) { 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 x y c) // result: (SUB (SUB 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 [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 }