// autogenerated from gen/generic.rules: do not edit! // generated with: cd gen; go run *.go package ssa import "math" var _ = math.MinInt8 // in case not otherwise used func rewriteValuegeneric(v *Value, config *Config) bool { switch v.Op { case OpAdd16: return rewriteValuegeneric_OpAdd16(v, config) case OpAdd32: return rewriteValuegeneric_OpAdd32(v, config) case OpAdd32F: return rewriteValuegeneric_OpAdd32F(v, config) case OpAdd64: return rewriteValuegeneric_OpAdd64(v, config) case OpAdd64F: return rewriteValuegeneric_OpAdd64F(v, config) case OpAdd8: return rewriteValuegeneric_OpAdd8(v, config) case OpAddPtr: return rewriteValuegeneric_OpAddPtr(v, config) case OpAnd16: return rewriteValuegeneric_OpAnd16(v, config) case OpAnd32: return rewriteValuegeneric_OpAnd32(v, config) case OpAnd64: return rewriteValuegeneric_OpAnd64(v, config) case OpAnd8: return rewriteValuegeneric_OpAnd8(v, config) case OpArg: return rewriteValuegeneric_OpArg(v, config) case OpArraySelect: return rewriteValuegeneric_OpArraySelect(v, config) case OpCom16: return rewriteValuegeneric_OpCom16(v, config) case OpCom32: return rewriteValuegeneric_OpCom32(v, config) case OpCom64: return rewriteValuegeneric_OpCom64(v, config) case OpCom8: return rewriteValuegeneric_OpCom8(v, config) case OpConstInterface: return rewriteValuegeneric_OpConstInterface(v, config) case OpConstSlice: return rewriteValuegeneric_OpConstSlice(v, config) case OpConstString: return rewriteValuegeneric_OpConstString(v, config) case OpConvert: return rewriteValuegeneric_OpConvert(v, config) case OpCvt32Fto64F: return rewriteValuegeneric_OpCvt32Fto64F(v, config) case OpCvt64Fto32F: return rewriteValuegeneric_OpCvt64Fto32F(v, config) case OpDiv16: return rewriteValuegeneric_OpDiv16(v, config) case OpDiv16u: return rewriteValuegeneric_OpDiv16u(v, config) case OpDiv32: return rewriteValuegeneric_OpDiv32(v, config) case OpDiv32F: return rewriteValuegeneric_OpDiv32F(v, config) case OpDiv32u: return rewriteValuegeneric_OpDiv32u(v, config) case OpDiv64: return rewriteValuegeneric_OpDiv64(v, config) case OpDiv64F: return rewriteValuegeneric_OpDiv64F(v, config) case OpDiv64u: return rewriteValuegeneric_OpDiv64u(v, config) case OpDiv8: return rewriteValuegeneric_OpDiv8(v, config) case OpDiv8u: return rewriteValuegeneric_OpDiv8u(v, config) case OpEq16: return rewriteValuegeneric_OpEq16(v, config) case OpEq32: return rewriteValuegeneric_OpEq32(v, config) case OpEq64: return rewriteValuegeneric_OpEq64(v, config) case OpEq8: return rewriteValuegeneric_OpEq8(v, config) case OpEqB: return rewriteValuegeneric_OpEqB(v, config) case OpEqInter: return rewriteValuegeneric_OpEqInter(v, config) case OpEqPtr: return rewriteValuegeneric_OpEqPtr(v, config) case OpEqSlice: return rewriteValuegeneric_OpEqSlice(v, config) case OpGeq16: return rewriteValuegeneric_OpGeq16(v, config) case OpGeq16U: return rewriteValuegeneric_OpGeq16U(v, config) case OpGeq32: return rewriteValuegeneric_OpGeq32(v, config) case OpGeq32U: return rewriteValuegeneric_OpGeq32U(v, config) case OpGeq64: return rewriteValuegeneric_OpGeq64(v, config) case OpGeq64U: return rewriteValuegeneric_OpGeq64U(v, config) case OpGeq8: return rewriteValuegeneric_OpGeq8(v, config) case OpGeq8U: return rewriteValuegeneric_OpGeq8U(v, config) case OpGreater16: return rewriteValuegeneric_OpGreater16(v, config) case OpGreater16U: return rewriteValuegeneric_OpGreater16U(v, config) case OpGreater32: return rewriteValuegeneric_OpGreater32(v, config) case OpGreater32U: return rewriteValuegeneric_OpGreater32U(v, config) case OpGreater64: return rewriteValuegeneric_OpGreater64(v, config) case OpGreater64U: return rewriteValuegeneric_OpGreater64U(v, config) case OpGreater8: return rewriteValuegeneric_OpGreater8(v, config) case OpGreater8U: return rewriteValuegeneric_OpGreater8U(v, config) case OpIMake: return rewriteValuegeneric_OpIMake(v, config) case OpIsInBounds: return rewriteValuegeneric_OpIsInBounds(v, config) case OpIsNonNil: return rewriteValuegeneric_OpIsNonNil(v, config) case OpIsSliceInBounds: return rewriteValuegeneric_OpIsSliceInBounds(v, config) case OpLeq16: return rewriteValuegeneric_OpLeq16(v, config) case OpLeq16U: return rewriteValuegeneric_OpLeq16U(v, config) case OpLeq32: return rewriteValuegeneric_OpLeq32(v, config) case OpLeq32U: return rewriteValuegeneric_OpLeq32U(v, config) case OpLeq64: return rewriteValuegeneric_OpLeq64(v, config) case OpLeq64U: return rewriteValuegeneric_OpLeq64U(v, config) case OpLeq8: return rewriteValuegeneric_OpLeq8(v, config) case OpLeq8U: return rewriteValuegeneric_OpLeq8U(v, config) case OpLess16: return rewriteValuegeneric_OpLess16(v, config) case OpLess16U: return rewriteValuegeneric_OpLess16U(v, config) case OpLess32: return rewriteValuegeneric_OpLess32(v, config) case OpLess32U: return rewriteValuegeneric_OpLess32U(v, config) case OpLess64: return rewriteValuegeneric_OpLess64(v, config) case OpLess64U: return rewriteValuegeneric_OpLess64U(v, config) case OpLess8: return rewriteValuegeneric_OpLess8(v, config) case OpLess8U: return rewriteValuegeneric_OpLess8U(v, config) case OpLoad: return rewriteValuegeneric_OpLoad(v, config) case OpLsh16x16: return rewriteValuegeneric_OpLsh16x16(v, config) case OpLsh16x32: return rewriteValuegeneric_OpLsh16x32(v, config) case OpLsh16x64: return rewriteValuegeneric_OpLsh16x64(v, config) case OpLsh16x8: return rewriteValuegeneric_OpLsh16x8(v, config) case OpLsh32x16: return rewriteValuegeneric_OpLsh32x16(v, config) case OpLsh32x32: return rewriteValuegeneric_OpLsh32x32(v, config) case OpLsh32x64: return rewriteValuegeneric_OpLsh32x64(v, config) case OpLsh32x8: return rewriteValuegeneric_OpLsh32x8(v, config) case OpLsh64x16: return rewriteValuegeneric_OpLsh64x16(v, config) case OpLsh64x32: return rewriteValuegeneric_OpLsh64x32(v, config) case OpLsh64x64: return rewriteValuegeneric_OpLsh64x64(v, config) case OpLsh64x8: return rewriteValuegeneric_OpLsh64x8(v, config) case OpLsh8x16: return rewriteValuegeneric_OpLsh8x16(v, config) case OpLsh8x32: return rewriteValuegeneric_OpLsh8x32(v, config) case OpLsh8x64: return rewriteValuegeneric_OpLsh8x64(v, config) case OpLsh8x8: return rewriteValuegeneric_OpLsh8x8(v, config) case OpMod16: return rewriteValuegeneric_OpMod16(v, config) case OpMod16u: return rewriteValuegeneric_OpMod16u(v, config) case OpMod32: return rewriteValuegeneric_OpMod32(v, config) case OpMod32u: return rewriteValuegeneric_OpMod32u(v, config) case OpMod64: return rewriteValuegeneric_OpMod64(v, config) case OpMod64u: return rewriteValuegeneric_OpMod64u(v, config) case OpMod8: return rewriteValuegeneric_OpMod8(v, config) case OpMod8u: return rewriteValuegeneric_OpMod8u(v, config) case OpMul16: return rewriteValuegeneric_OpMul16(v, config) case OpMul32: return rewriteValuegeneric_OpMul32(v, config) case OpMul32F: return rewriteValuegeneric_OpMul32F(v, config) case OpMul64: return rewriteValuegeneric_OpMul64(v, config) case OpMul64F: return rewriteValuegeneric_OpMul64F(v, config) case OpMul8: return rewriteValuegeneric_OpMul8(v, config) case OpNeg16: return rewriteValuegeneric_OpNeg16(v, config) case OpNeg32: return rewriteValuegeneric_OpNeg32(v, config) case OpNeg64: return rewriteValuegeneric_OpNeg64(v, config) case OpNeg8: return rewriteValuegeneric_OpNeg8(v, config) case OpNeq16: return rewriteValuegeneric_OpNeq16(v, config) case OpNeq32: return rewriteValuegeneric_OpNeq32(v, config) case OpNeq64: return rewriteValuegeneric_OpNeq64(v, config) case OpNeq8: return rewriteValuegeneric_OpNeq8(v, config) case OpNeqB: return rewriteValuegeneric_OpNeqB(v, config) case OpNeqInter: return rewriteValuegeneric_OpNeqInter(v, config) case OpNeqPtr: return rewriteValuegeneric_OpNeqPtr(v, config) case OpNeqSlice: return rewriteValuegeneric_OpNeqSlice(v, config) case OpNilCheck: return rewriteValuegeneric_OpNilCheck(v, config) case OpNot: return rewriteValuegeneric_OpNot(v, config) case OpOffPtr: return rewriteValuegeneric_OpOffPtr(v, config) case OpOr16: return rewriteValuegeneric_OpOr16(v, config) case OpOr32: return rewriteValuegeneric_OpOr32(v, config) case OpOr64: return rewriteValuegeneric_OpOr64(v, config) case OpOr8: return rewriteValuegeneric_OpOr8(v, config) case OpPhi: return rewriteValuegeneric_OpPhi(v, config) case OpPtrIndex: return rewriteValuegeneric_OpPtrIndex(v, config) case OpRsh16Ux16: return rewriteValuegeneric_OpRsh16Ux16(v, config) case OpRsh16Ux32: return rewriteValuegeneric_OpRsh16Ux32(v, config) case OpRsh16Ux64: return rewriteValuegeneric_OpRsh16Ux64(v, config) case OpRsh16Ux8: return rewriteValuegeneric_OpRsh16Ux8(v, config) case OpRsh16x16: return rewriteValuegeneric_OpRsh16x16(v, config) case OpRsh16x32: return rewriteValuegeneric_OpRsh16x32(v, config) case OpRsh16x64: return rewriteValuegeneric_OpRsh16x64(v, config) case OpRsh16x8: return rewriteValuegeneric_OpRsh16x8(v, config) case OpRsh32Ux16: return rewriteValuegeneric_OpRsh32Ux16(v, config) case OpRsh32Ux32: return rewriteValuegeneric_OpRsh32Ux32(v, config) case OpRsh32Ux64: return rewriteValuegeneric_OpRsh32Ux64(v, config) case OpRsh32Ux8: return rewriteValuegeneric_OpRsh32Ux8(v, config) case OpRsh32x16: return rewriteValuegeneric_OpRsh32x16(v, config) case OpRsh32x32: return rewriteValuegeneric_OpRsh32x32(v, config) case OpRsh32x64: return rewriteValuegeneric_OpRsh32x64(v, config) case OpRsh32x8: return rewriteValuegeneric_OpRsh32x8(v, config) case OpRsh64Ux16: return rewriteValuegeneric_OpRsh64Ux16(v, config) case OpRsh64Ux32: return rewriteValuegeneric_OpRsh64Ux32(v, config) case OpRsh64Ux64: return rewriteValuegeneric_OpRsh64Ux64(v, config) case OpRsh64Ux8: return rewriteValuegeneric_OpRsh64Ux8(v, config) case OpRsh64x16: return rewriteValuegeneric_OpRsh64x16(v, config) case OpRsh64x32: return rewriteValuegeneric_OpRsh64x32(v, config) case OpRsh64x64: return rewriteValuegeneric_OpRsh64x64(v, config) case OpRsh64x8: return rewriteValuegeneric_OpRsh64x8(v, config) case OpRsh8Ux16: return rewriteValuegeneric_OpRsh8Ux16(v, config) case OpRsh8Ux32: return rewriteValuegeneric_OpRsh8Ux32(v, config) case OpRsh8Ux64: return rewriteValuegeneric_OpRsh8Ux64(v, config) case OpRsh8Ux8: return rewriteValuegeneric_OpRsh8Ux8(v, config) case OpRsh8x16: return rewriteValuegeneric_OpRsh8x16(v, config) case OpRsh8x32: return rewriteValuegeneric_OpRsh8x32(v, config) case OpRsh8x64: return rewriteValuegeneric_OpRsh8x64(v, config) case OpRsh8x8: return rewriteValuegeneric_OpRsh8x8(v, config) case OpSignExt16to32: return rewriteValuegeneric_OpSignExt16to32(v, config) case OpSignExt16to64: return rewriteValuegeneric_OpSignExt16to64(v, config) case OpSignExt32to64: return rewriteValuegeneric_OpSignExt32to64(v, config) case OpSignExt8to16: return rewriteValuegeneric_OpSignExt8to16(v, config) case OpSignExt8to32: return rewriteValuegeneric_OpSignExt8to32(v, config) case OpSignExt8to64: return rewriteValuegeneric_OpSignExt8to64(v, config) case OpSliceCap: return rewriteValuegeneric_OpSliceCap(v, config) case OpSliceLen: return rewriteValuegeneric_OpSliceLen(v, config) case OpSlicePtr: return rewriteValuegeneric_OpSlicePtr(v, config) case OpSlicemask: return rewriteValuegeneric_OpSlicemask(v, config) case OpSqrt: return rewriteValuegeneric_OpSqrt(v, config) case OpStore: return rewriteValuegeneric_OpStore(v, config) case OpStringLen: return rewriteValuegeneric_OpStringLen(v, config) case OpStringPtr: return rewriteValuegeneric_OpStringPtr(v, config) case OpStructSelect: return rewriteValuegeneric_OpStructSelect(v, config) case OpSub16: return rewriteValuegeneric_OpSub16(v, config) case OpSub32: return rewriteValuegeneric_OpSub32(v, config) case OpSub32F: return rewriteValuegeneric_OpSub32F(v, config) case OpSub64: return rewriteValuegeneric_OpSub64(v, config) case OpSub64F: return rewriteValuegeneric_OpSub64F(v, config) case OpSub8: return rewriteValuegeneric_OpSub8(v, config) case OpTrunc16to8: return rewriteValuegeneric_OpTrunc16to8(v, config) case OpTrunc32to16: return rewriteValuegeneric_OpTrunc32to16(v, config) case OpTrunc32to8: return rewriteValuegeneric_OpTrunc32to8(v, config) case OpTrunc64to16: return rewriteValuegeneric_OpTrunc64to16(v, config) case OpTrunc64to32: return rewriteValuegeneric_OpTrunc64to32(v, config) case OpTrunc64to8: return rewriteValuegeneric_OpTrunc64to8(v, config) case OpXor16: return rewriteValuegeneric_OpXor16(v, config) case OpXor32: return rewriteValuegeneric_OpXor32(v, config) case OpXor64: return rewriteValuegeneric_OpXor64(v, config) case OpXor8: return rewriteValuegeneric_OpXor8(v, config) case OpZero: return rewriteValuegeneric_OpZero(v, config) case OpZeroExt16to32: return rewriteValuegeneric_OpZeroExt16to32(v, config) case OpZeroExt16to64: return rewriteValuegeneric_OpZeroExt16to64(v, config) case OpZeroExt32to64: return rewriteValuegeneric_OpZeroExt32to64(v, config) case OpZeroExt8to16: return rewriteValuegeneric_OpZeroExt8to16(v, config) case OpZeroExt8to32: return rewriteValuegeneric_OpZeroExt8to32(v, config) case OpZeroExt8to64: return rewriteValuegeneric_OpZeroExt8to64(v, config) } return false } func rewriteValuegeneric_OpAdd16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Add16 (Const16 [c]) (Const16 [d])) // cond: // result: (Const16 [int64(int16(c+d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c + d)) return true } // match: (Add16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Add16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpAdd16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Add16 (Const16 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAdd32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Add32 (Const32 [c]) (Const32 [d])) // cond: // result: (Const32 [int64(int32(c+d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(c + d)) return true } // match: (Add32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Add32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpAdd32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Add32 (Const32 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAdd32F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Add32F (Const32F [c]) (Const32F [d])) // cond: // result: (Const32F [f2i(float64(i2f32(c) + i2f32(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32F { break } d := v_1.AuxInt v.reset(OpConst32F) v.AuxInt = f2i(float64(i2f32(c) + i2f32(d))) return true } // match: (Add32F x (Const32F [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32F { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Add32F (Const32F [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAdd64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Add64 (Const64 [c]) (Const64 [d])) // cond: // result: (Const64 [c+d]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst64) v.AuxInt = c + d return true } // match: (Add64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Add64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpAdd64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Add64 (Const64 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAdd64F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Add64F (Const64F [c]) (Const64F [d])) // cond: // result: (Const64F [f2i(i2f(c) + i2f(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64F { break } d := v_1.AuxInt v.reset(OpConst64F) v.AuxInt = f2i(i2f(c) + i2f(d)) return true } // match: (Add64F x (Const64F [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64F { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Add64F (Const64F [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAdd8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Add8 (Const8 [c]) (Const8 [d])) // cond: // result: (Const8 [int64(int8(c+d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c + d)) return true } // match: (Add8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Add8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpAdd8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Add8 (Const8 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAddPtr(v *Value, config *Config) bool { b := v.Block _ = b // match: (AddPtr <t> x (Const64 [c])) // cond: // result: (OffPtr <t> x [c]) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt v.reset(OpOffPtr) v.Type = t v.AuxInt = c v.AddArg(x) return true } return false } func rewriteValuegeneric_OpAnd16(v *Value, config *Config) bool { b := v.Block _ = b // match: (And16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (And16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpAnd16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (And16 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And16 (Const16 [-1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And16 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (And16 x (And16 x y)) // cond: // result: (And16 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd16 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpAnd16) v.AddArg(x) v.AddArg(y) return true } // match: (And16 x (And16 y x)) // cond: // result: (And16 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd16 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpAnd16) v.AddArg(x) v.AddArg(y) return true } // match: (And16 (And16 x y) x) // cond: // result: (And16 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd16 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpAnd16) v.AddArg(x) v.AddArg(y) return true } // match: (And16 (And16 x y) y) // cond: // result: (And16 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd16 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpAnd16) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpAnd32(v *Value, config *Config) bool { b := v.Block _ = b // match: (And32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (And32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpAnd32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (And32 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And32 (Const32 [-1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And32 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (And32 x (And32 x y)) // cond: // result: (And32 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd32 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpAnd32) v.AddArg(x) v.AddArg(y) return true } // match: (And32 x (And32 y x)) // cond: // result: (And32 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd32 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpAnd32) v.AddArg(x) v.AddArg(y) return true } // match: (And32 (And32 x y) x) // cond: // result: (And32 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd32 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpAnd32) v.AddArg(x) v.AddArg(y) return true } // match: (And32 (And32 x y) y) // cond: // result: (And32 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd32 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpAnd32) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpAnd64(v *Value, config *Config) bool { b := v.Block _ = b // match: (And64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (And64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpAnd64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (And64 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And64 (Const64 [-1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And64 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (And64 x (And64 x y)) // cond: // result: (And64 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd64 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpAnd64) v.AddArg(x) v.AddArg(y) return true } // match: (And64 x (And64 y x)) // cond: // result: (And64 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd64 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpAnd64) v.AddArg(x) v.AddArg(y) return true } // match: (And64 (And64 x y) x) // cond: // result: (And64 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpAnd64) v.AddArg(x) v.AddArg(y) return true } // match: (And64 (And64 x y) y) // cond: // result: (And64 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpAnd64) v.AddArg(x) v.AddArg(y) return true } // match: (And64 <t> (Const64 [y]) x) // cond: nlz(y) + nto(y) == 64 && nto(y) >= 32 // result: (Rsh64Ux64 (Lsh64x64 <t> x (Const64 <t> [nlz(y)])) (Const64 <t> [nlz(y)])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpConst64 { break } y := v_0.AuxInt x := v.Args[1] if !(nlz(y)+nto(y) == 64 && nto(y) >= 32) { break } v.reset(OpRsh64Ux64) v0 := b.NewValue0(v.Pos, OpLsh64x64, t) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpConst64, t) v1.AuxInt = nlz(y) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, t) v2.AuxInt = nlz(y) v.AddArg(v2) return true } // match: (And64 <t> (Const64 [y]) x) // cond: nlo(y) + ntz(y) == 64 && ntz(y) >= 32 // result: (Lsh64x64 (Rsh64Ux64 <t> x (Const64 <t> [ntz(y)])) (Const64 <t> [ntz(y)])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpConst64 { break } y := v_0.AuxInt x := v.Args[1] if !(nlo(y)+ntz(y) == 64 && ntz(y) >= 32) { break } v.reset(OpLsh64x64) v0 := b.NewValue0(v.Pos, OpRsh64Ux64, t) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpConst64, t) v1.AuxInt = ntz(y) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, t) v2.AuxInt = ntz(y) v.AddArg(v2) return true } return false } func rewriteValuegeneric_OpAnd8(v *Value, config *Config) bool { b := v.Block _ = b // match: (And8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (And8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpAnd8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (And8 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And8 (Const8 [-1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (And8 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (And8 x (And8 x y)) // cond: // result: (And8 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd8 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpAnd8) v.AddArg(x) v.AddArg(y) return true } // match: (And8 x (And8 y x)) // cond: // result: (And8 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpAnd8 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpAnd8) v.AddArg(x) v.AddArg(y) return true } // match: (And8 (And8 x y) x) // cond: // result: (And8 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd8 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpAnd8) v.AddArg(x) v.AddArg(y) return true } // match: (And8 (And8 x y) y) // cond: // result: (And8 x y) for { v_0 := v.Args[0] if v_0.Op != OpAnd8 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpAnd8) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpArg(v *Value, config *Config) bool { b := v.Block _ = b // match: (Arg {n} [off]) // cond: v.Type.IsString() // result: (StringMake (Arg <config.fe.TypeBytePtr()> {n} [off]) (Arg <config.fe.TypeInt()> {n} [off+config.PtrSize])) for { off := v.AuxInt n := v.Aux if !(v.Type.IsString()) { break } v.reset(OpStringMake) v0 := b.NewValue0(v.Pos, OpArg, config.fe.TypeBytePtr()) v0.AuxInt = off v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, config.fe.TypeInt()) v1.AuxInt = off + config.PtrSize v1.Aux = n v.AddArg(v1) return true } // match: (Arg {n} [off]) // cond: v.Type.IsSlice() // result: (SliceMake (Arg <v.Type.ElemType().PtrTo()> {n} [off]) (Arg <config.fe.TypeInt()> {n} [off+config.PtrSize]) (Arg <config.fe.TypeInt()> {n} [off+2*config.PtrSize])) for { off := v.AuxInt n := v.Aux if !(v.Type.IsSlice()) { break } v.reset(OpSliceMake) v0 := b.NewValue0(v.Pos, OpArg, v.Type.ElemType().PtrTo()) v0.AuxInt = off v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, config.fe.TypeInt()) v1.AuxInt = off + config.PtrSize v1.Aux = n v.AddArg(v1) v2 := b.NewValue0(v.Pos, OpArg, config.fe.TypeInt()) v2.AuxInt = off + 2*config.PtrSize v2.Aux = n v.AddArg(v2) return true } // match: (Arg {n} [off]) // cond: v.Type.IsInterface() // result: (IMake (Arg <config.fe.TypeBytePtr()> {n} [off]) (Arg <config.fe.TypeBytePtr()> {n} [off+config.PtrSize])) for { off := v.AuxInt n := v.Aux if !(v.Type.IsInterface()) { break } v.reset(OpIMake) v0 := b.NewValue0(v.Pos, OpArg, config.fe.TypeBytePtr()) v0.AuxInt = off v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, config.fe.TypeBytePtr()) v1.AuxInt = off + config.PtrSize v1.Aux = n v.AddArg(v1) return true } // match: (Arg {n} [off]) // cond: v.Type.IsComplex() && v.Type.Size() == 16 // result: (ComplexMake (Arg <config.fe.TypeFloat64()> {n} [off]) (Arg <config.fe.TypeFloat64()> {n} [off+8])) for { off := v.AuxInt n := v.Aux if !(v.Type.IsComplex() && v.Type.Size() == 16) { break } v.reset(OpComplexMake) v0 := b.NewValue0(v.Pos, OpArg, config.fe.TypeFloat64()) v0.AuxInt = off v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, config.fe.TypeFloat64()) v1.AuxInt = off + 8 v1.Aux = n v.AddArg(v1) return true } // match: (Arg {n} [off]) // cond: v.Type.IsComplex() && v.Type.Size() == 8 // result: (ComplexMake (Arg <config.fe.TypeFloat32()> {n} [off]) (Arg <config.fe.TypeFloat32()> {n} [off+4])) for { off := v.AuxInt n := v.Aux if !(v.Type.IsComplex() && v.Type.Size() == 8) { break } v.reset(OpComplexMake) v0 := b.NewValue0(v.Pos, OpArg, config.fe.TypeFloat32()) v0.AuxInt = off v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, config.fe.TypeFloat32()) v1.AuxInt = off + 4 v1.Aux = n v.AddArg(v1) return true } // match: (Arg <t>) // cond: t.IsStruct() && t.NumFields() == 0 && config.fe.CanSSA(t) // result: (StructMake0) for { t := v.Type if !(t.IsStruct() && t.NumFields() == 0 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake0) return true } // match: (Arg <t> {n} [off]) // cond: t.IsStruct() && t.NumFields() == 1 && config.fe.CanSSA(t) // result: (StructMake1 (Arg <t.FieldType(0)> {n} [off+t.FieldOff(0)])) for { t := v.Type off := v.AuxInt n := v.Aux if !(t.IsStruct() && t.NumFields() == 1 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake1) v0 := b.NewValue0(v.Pos, OpArg, t.FieldType(0)) v0.AuxInt = off + t.FieldOff(0) v0.Aux = n v.AddArg(v0) return true } // match: (Arg <t> {n} [off]) // cond: t.IsStruct() && t.NumFields() == 2 && config.fe.CanSSA(t) // result: (StructMake2 (Arg <t.FieldType(0)> {n} [off+t.FieldOff(0)]) (Arg <t.FieldType(1)> {n} [off+t.FieldOff(1)])) for { t := v.Type off := v.AuxInt n := v.Aux if !(t.IsStruct() && t.NumFields() == 2 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake2) v0 := b.NewValue0(v.Pos, OpArg, t.FieldType(0)) v0.AuxInt = off + t.FieldOff(0) v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, t.FieldType(1)) v1.AuxInt = off + t.FieldOff(1) v1.Aux = n v.AddArg(v1) return true } // match: (Arg <t> {n} [off]) // cond: t.IsStruct() && t.NumFields() == 3 && config.fe.CanSSA(t) // result: (StructMake3 (Arg <t.FieldType(0)> {n} [off+t.FieldOff(0)]) (Arg <t.FieldType(1)> {n} [off+t.FieldOff(1)]) (Arg <t.FieldType(2)> {n} [off+t.FieldOff(2)])) for { t := v.Type off := v.AuxInt n := v.Aux if !(t.IsStruct() && t.NumFields() == 3 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake3) v0 := b.NewValue0(v.Pos, OpArg, t.FieldType(0)) v0.AuxInt = off + t.FieldOff(0) v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, t.FieldType(1)) v1.AuxInt = off + t.FieldOff(1) v1.Aux = n v.AddArg(v1) v2 := b.NewValue0(v.Pos, OpArg, t.FieldType(2)) v2.AuxInt = off + t.FieldOff(2) v2.Aux = n v.AddArg(v2) return true } // match: (Arg <t> {n} [off]) // cond: t.IsStruct() && t.NumFields() == 4 && config.fe.CanSSA(t) // result: (StructMake4 (Arg <t.FieldType(0)> {n} [off+t.FieldOff(0)]) (Arg <t.FieldType(1)> {n} [off+t.FieldOff(1)]) (Arg <t.FieldType(2)> {n} [off+t.FieldOff(2)]) (Arg <t.FieldType(3)> {n} [off+t.FieldOff(3)])) for { t := v.Type off := v.AuxInt n := v.Aux if !(t.IsStruct() && t.NumFields() == 4 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake4) v0 := b.NewValue0(v.Pos, OpArg, t.FieldType(0)) v0.AuxInt = off + t.FieldOff(0) v0.Aux = n v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpArg, t.FieldType(1)) v1.AuxInt = off + t.FieldOff(1) v1.Aux = n v.AddArg(v1) v2 := b.NewValue0(v.Pos, OpArg, t.FieldType(2)) v2.AuxInt = off + t.FieldOff(2) v2.Aux = n v.AddArg(v2) v3 := b.NewValue0(v.Pos, OpArg, t.FieldType(3)) v3.AuxInt = off + t.FieldOff(3) v3.Aux = n v.AddArg(v3) return true } // match: (Arg <t>) // cond: t.IsArray() && t.NumElem() == 0 // result: (ArrayMake0) for { t := v.Type if !(t.IsArray() && t.NumElem() == 0) { break } v.reset(OpArrayMake0) return true } // match: (Arg <t> {n} [off]) // cond: t.IsArray() && t.NumElem() == 1 && config.fe.CanSSA(t) // result: (ArrayMake1 (Arg <t.ElemType()> {n} [off])) for { t := v.Type off := v.AuxInt n := v.Aux if !(t.IsArray() && t.NumElem() == 1 && config.fe.CanSSA(t)) { break } v.reset(OpArrayMake1) v0 := b.NewValue0(v.Pos, OpArg, t.ElemType()) v0.AuxInt = off v0.Aux = n v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpArraySelect(v *Value, config *Config) bool { b := v.Block _ = b // match: (ArraySelect (ArrayMake1 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpArrayMake1 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (ArraySelect [0] (Load ptr mem)) // cond: // result: (Load ptr mem) for { if v.AuxInt != 0 { break } v_0 := v.Args[0] if v_0.Op != OpLoad { break } ptr := v_0.Args[0] mem := v_0.Args[1] v.reset(OpLoad) v.AddArg(ptr) v.AddArg(mem) return true } // match: (ArraySelect [0] x:(IData _)) // cond: // result: x for { if v.AuxInt != 0 { break } x := v.Args[0] if x.Op != OpIData { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpCom16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Com16 (Com16 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpCom16 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpCom32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Com32 (Com32 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpCom32 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpCom64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Com64 (Com64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpCom64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpCom8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Com8 (Com8 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpCom8 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpConstInterface(v *Value, config *Config) bool { b := v.Block _ = b // match: (ConstInterface) // cond: // result: (IMake (ConstNil <config.fe.TypeBytePtr()>) (ConstNil <config.fe.TypeBytePtr()>)) for { v.reset(OpIMake) v0 := b.NewValue0(v.Pos, OpConstNil, config.fe.TypeBytePtr()) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpConstNil, config.fe.TypeBytePtr()) v.AddArg(v1) return true } } func rewriteValuegeneric_OpConstSlice(v *Value, config *Config) bool { b := v.Block _ = b // match: (ConstSlice) // cond: config.PtrSize == 4 // result: (SliceMake (ConstNil <v.Type.ElemType().PtrTo()>) (Const32 <config.fe.TypeInt()> [0]) (Const32 <config.fe.TypeInt()> [0])) for { if !(config.PtrSize == 4) { break } v.reset(OpSliceMake) v0 := b.NewValue0(v.Pos, OpConstNil, v.Type.ElemType().PtrTo()) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeInt()) v1.AuxInt = 0 v.AddArg(v1) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeInt()) v2.AuxInt = 0 v.AddArg(v2) return true } // match: (ConstSlice) // cond: config.PtrSize == 8 // result: (SliceMake (ConstNil <v.Type.ElemType().PtrTo()>) (Const64 <config.fe.TypeInt()> [0]) (Const64 <config.fe.TypeInt()> [0])) for { if !(config.PtrSize == 8) { break } v.reset(OpSliceMake) v0 := b.NewValue0(v.Pos, OpConstNil, v.Type.ElemType().PtrTo()) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeInt()) v1.AuxInt = 0 v.AddArg(v1) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeInt()) v2.AuxInt = 0 v.AddArg(v2) return true } return false } func rewriteValuegeneric_OpConstString(v *Value, config *Config) bool { b := v.Block _ = b // match: (ConstString {s}) // cond: config.PtrSize == 4 && s.(string) == "" // result: (StringMake (ConstNil) (Const32 <config.fe.TypeInt()> [0])) for { s := v.Aux if !(config.PtrSize == 4 && s.(string) == "") { break } v.reset(OpStringMake) v0 := b.NewValue0(v.Pos, OpConstNil, config.fe.TypeBytePtr()) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeInt()) v1.AuxInt = 0 v.AddArg(v1) return true } // match: (ConstString {s}) // cond: config.PtrSize == 8 && s.(string) == "" // result: (StringMake (ConstNil) (Const64 <config.fe.TypeInt()> [0])) for { s := v.Aux if !(config.PtrSize == 8 && s.(string) == "") { break } v.reset(OpStringMake) v0 := b.NewValue0(v.Pos, OpConstNil, config.fe.TypeBytePtr()) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeInt()) v1.AuxInt = 0 v.AddArg(v1) return true } // match: (ConstString {s}) // cond: config.PtrSize == 4 && s.(string) != "" // result: (StringMake (Addr <config.fe.TypeBytePtr()> {config.fe.StringData(s.(string))} (SB)) (Const32 <config.fe.TypeInt()> [int64(len(s.(string)))])) for { s := v.Aux if !(config.PtrSize == 4 && s.(string) != "") { break } v.reset(OpStringMake) v0 := b.NewValue0(v.Pos, OpAddr, config.fe.TypeBytePtr()) v0.Aux = config.fe.StringData(s.(string)) v1 := b.NewValue0(v.Pos, OpSB, config.fe.TypeUintptr()) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeInt()) v2.AuxInt = int64(len(s.(string))) v.AddArg(v2) return true } // match: (ConstString {s}) // cond: config.PtrSize == 8 && s.(string) != "" // result: (StringMake (Addr <config.fe.TypeBytePtr()> {config.fe.StringData(s.(string))} (SB)) (Const64 <config.fe.TypeInt()> [int64(len(s.(string)))])) for { s := v.Aux if !(config.PtrSize == 8 && s.(string) != "") { break } v.reset(OpStringMake) v0 := b.NewValue0(v.Pos, OpAddr, config.fe.TypeBytePtr()) v0.Aux = config.fe.StringData(s.(string)) v1 := b.NewValue0(v.Pos, OpSB, config.fe.TypeUintptr()) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeInt()) v2.AuxInt = int64(len(s.(string))) v.AddArg(v2) return true } return false } func rewriteValuegeneric_OpConvert(v *Value, config *Config) bool { b := v.Block _ = b // match: (Convert (Add64 (Convert ptr mem) off) mem) // cond: // result: (Add64 ptr off) for { v_0 := v.Args[0] if v_0.Op != OpAdd64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConvert { break } ptr := v_0_0.Args[0] mem := v_0_0.Args[1] off := v_0.Args[1] if mem != v.Args[1] { break } v.reset(OpAdd64) v.AddArg(ptr) v.AddArg(off) return true } // match: (Convert (Add64 off (Convert ptr mem)) mem) // cond: // result: (Add64 ptr off) for { v_0 := v.Args[0] if v_0.Op != OpAdd64 { break } off := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConvert { break } ptr := v_0_1.Args[0] mem := v_0_1.Args[1] if mem != v.Args[1] { break } v.reset(OpAdd64) v.AddArg(ptr) v.AddArg(off) return true } // match: (Convert (Convert ptr mem) mem) // cond: // result: ptr for { v_0 := v.Args[0] if v_0.Op != OpConvert { break } ptr := v_0.Args[0] mem := v_0.Args[1] if mem != v.Args[1] { break } v.reset(OpCopy) v.Type = ptr.Type v.AddArg(ptr) return true } return false } func rewriteValuegeneric_OpCvt32Fto64F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Cvt32Fto64F (Const32F [c])) // cond: // result: (Const64F [c]) for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } c := v_0.AuxInt v.reset(OpConst64F) v.AuxInt = c return true } return false } func rewriteValuegeneric_OpCvt64Fto32F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Cvt64Fto32F (Const64F [c])) // cond: // result: (Const32F [f2i(float64(i2f32(c)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } c := v_0.AuxInt v.reset(OpConst32F) v.AuxInt = f2i(float64(i2f32(c))) return true } return false } func rewriteValuegeneric_OpDiv16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div16 (Const16 [c]) (Const16 [d])) // cond: d != 0 // result: (Const16 [int64(int16(c)/int16(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst16) v.AuxInt = int64(int16(c) / int16(d)) return true } // match: (Div16 <t> n (Const16 [c])) // cond: c < 0 && c != -1<<15 // result: (Neg16 (Div16 <t> n (Const16 <t> [-c]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<15) { break } v.reset(OpNeg16) v0 := b.NewValue0(v.Pos, OpDiv16, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst16, t) v1.AuxInt = -c v0.AddArg(v1) v.AddArg(v0) return true } // match: (Div16 <t> x (Const16 [-1<<15])) // cond: // result: (Rsh16Ux64 (And16 <t> x (Neg16 <t> x)) (Const64 <config.fe.TypeUInt64()> [15])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } if v_1.AuxInt != -1<<15 { break } v.reset(OpRsh16Ux64) v0 := b.NewValue0(v.Pos, OpAnd16, t) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpNeg16, t) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = 15 v.AddArg(v2) return true } // match: (Div16 <t> n (Const16 [c])) // cond: isPowerOfTwo(c) // result: (Rsh16x64 (Add16 <t> n (Rsh16Ux64 <t> (Rsh16x64 <t> n (Const64 <config.fe.TypeUInt64()> [15])) (Const64 <config.fe.TypeUInt64()> [16-log2(c)]))) (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpRsh16x64) v0 := b.NewValue0(v.Pos, OpAdd16, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpRsh16Ux64, t) v2 := b.NewValue0(v.Pos, OpRsh16x64, t) v2.AddArg(n) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = 15 v2.AddArg(v3) v1.AddArg(v2) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 16 - log2(c) v1.AddArg(v4) v0.AddArg(v1) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = log2(c) v.AddArg(v5) return true } // match: (Div16 <t> x (Const16 [c])) // cond: smagicOK(16,c) // result: (Sub16 <t> (Rsh32x64 <t> (Mul32 <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(smagic(16,c).m)]) (SignExt16to32 x)) (Const64 <config.fe.TypeUInt64()> [16+smagic(16,c).s])) (Rsh32x64 <t> (SignExt16to32 x) (Const64 <config.fe.TypeUInt64()> [31]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(smagicOK(16, c)) { break } v.reset(OpSub16) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh32x64, t) v1 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(smagic(16, c).m) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpSignExt16to32, config.fe.TypeInt32()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 16 + smagic(16, c).s v0.AddArg(v4) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpRsh32x64, t) v6 := b.NewValue0(v.Pos, OpSignExt16to32, config.fe.TypeInt32()) v6.AddArg(x) v5.AddArg(v6) v7 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v7.AuxInt = 31 v5.AddArg(v7) v.AddArg(v5) return true } return false } func rewriteValuegeneric_OpDiv16u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div16u (Const16 [c]) (Const16 [d])) // cond: d != 0 // result: (Const16 [int64(int16(uint16(c)/uint16(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst16) v.AuxInt = int64(int16(uint16(c) / uint16(d))) return true } // match: (Div16u n (Const16 [c])) // cond: isPowerOfTwo(c&0xffff) // result: (Rsh16Ux64 n (Const64 <config.fe.TypeUInt64()> [log2(c&0xffff)])) for { n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(isPowerOfTwo(c & 0xffff)) { break } v.reset(OpRsh16Ux64) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c & 0xffff) v.AddArg(v0) return true } // match: (Div16u x (Const16 [c])) // cond: umagicOK(16, c) && config.RegSize == 8 // result: (Trunc64to16 (Rsh64Ux64 <config.fe.TypeUInt64()> (Mul64 <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(1<<16+umagic(16,c).m)]) (ZeroExt16to64 x)) (Const64 <config.fe.TypeUInt64()> [16+umagic(16,c).s]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(umagicOK(16, c) && config.RegSize == 8) { break } v.reset(OpTrunc64to16) v0 := b.NewValue0(v.Pos, OpRsh64Ux64, config.fe.TypeUInt64()) v1 := b.NewValue0(v.Pos, OpMul64, config.fe.TypeUInt64()) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = int64(1<<16 + umagic(16, c).m) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpZeroExt16to64, config.fe.TypeUInt64()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 16 + umagic(16, c).s v0.AddArg(v4) v.AddArg(v0) return true } // match: (Div16u x (Const16 [c])) // cond: umagicOK(16, c) && config.RegSize == 4 && umagic(16,c).m&1 == 0 // result: (Trunc32to16 (Rsh32Ux64 <config.fe.TypeUInt32()> (Mul32 <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(1<<15+umagic(16,c).m/2)]) (ZeroExt16to32 x)) (Const64 <config.fe.TypeUInt64()> [16+umagic(16,c).s-1]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(umagicOK(16, c) && config.RegSize == 4 && umagic(16, c).m&1 == 0) { break } v.reset(OpTrunc32to16) v0 := b.NewValue0(v.Pos, OpRsh32Ux64, config.fe.TypeUInt32()) v1 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(1<<15 + umagic(16, c).m/2) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpZeroExt16to32, config.fe.TypeUInt32()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 16 + umagic(16, c).s - 1 v0.AddArg(v4) v.AddArg(v0) return true } // match: (Div16u x (Const16 [c])) // cond: umagicOK(16, c) && config.RegSize == 4 && c&1 == 0 // result: (Trunc32to16 (Rsh32Ux64 <config.fe.TypeUInt32()> (Mul32 <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(1<<15+(umagic(16,c).m+1)/2)]) (Rsh32Ux64 <config.fe.TypeUInt32()> (ZeroExt16to32 x) (Const64 <config.fe.TypeUInt64()> [1]))) (Const64 <config.fe.TypeUInt64()> [16+umagic(16,c).s-2]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(umagicOK(16, c) && config.RegSize == 4 && c&1 == 0) { break } v.reset(OpTrunc32to16) v0 := b.NewValue0(v.Pos, OpRsh32Ux64, config.fe.TypeUInt32()) v1 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(1<<15 + (umagic(16, c).m+1)/2) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpRsh32Ux64, config.fe.TypeUInt32()) v4 := b.NewValue0(v.Pos, OpZeroExt16to32, config.fe.TypeUInt32()) v4.AddArg(x) v3.AddArg(v4) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = 1 v3.AddArg(v5) v1.AddArg(v3) v0.AddArg(v1) v6 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v6.AuxInt = 16 + umagic(16, c).s - 2 v0.AddArg(v6) v.AddArg(v0) return true } // match: (Div16u x (Const16 [c])) // cond: umagicOK(16, c) && config.RegSize == 4 // result: (Trunc32to16 (Rsh32Ux64 <config.fe.TypeUInt32()> (Avg32u (Lsh32x64 <config.fe.TypeUInt32()> (ZeroExt16to32 x) (Const64 <config.fe.TypeUInt64()> [16])) (Mul32 <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(umagic(16,c).m)]) (ZeroExt16to32 x))) (Const64 <config.fe.TypeUInt64()> [16+umagic(16,c).s-1]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(umagicOK(16, c) && config.RegSize == 4) { break } v.reset(OpTrunc32to16) v0 := b.NewValue0(v.Pos, OpRsh32Ux64, config.fe.TypeUInt32()) v1 := b.NewValue0(v.Pos, OpAvg32u, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpLsh32x64, config.fe.TypeUInt32()) v3 := b.NewValue0(v.Pos, OpZeroExt16to32, config.fe.TypeUInt32()) v3.AddArg(x) v2.AddArg(v3) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 16 v2.AddArg(v4) v1.AddArg(v2) v5 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeUInt32()) v6 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v6.AuxInt = int64(umagic(16, c).m) v5.AddArg(v6) v7 := b.NewValue0(v.Pos, OpZeroExt16to32, config.fe.TypeUInt32()) v7.AddArg(x) v5.AddArg(v7) v1.AddArg(v5) v0.AddArg(v1) v8 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v8.AuxInt = 16 + umagic(16, c).s - 1 v0.AddArg(v8) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpDiv32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div32 (Const32 [c]) (Const32 [d])) // cond: d != 0 // result: (Const32 [int64(int32(c)/int32(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst32) v.AuxInt = int64(int32(c) / int32(d)) return true } // match: (Div32 <t> n (Const32 [c])) // cond: c < 0 && c != -1<<31 // result: (Neg32 (Div32 <t> n (Const32 <t> [-c]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<31) { break } v.reset(OpNeg32) v0 := b.NewValue0(v.Pos, OpDiv32, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst32, t) v1.AuxInt = -c v0.AddArg(v1) v.AddArg(v0) return true } // match: (Div32 <t> x (Const32 [-1<<31])) // cond: // result: (Rsh32Ux64 (And32 <t> x (Neg32 <t> x)) (Const64 <config.fe.TypeUInt64()> [31])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } if v_1.AuxInt != -1<<31 { break } v.reset(OpRsh32Ux64) v0 := b.NewValue0(v.Pos, OpAnd32, t) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpNeg32, t) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = 31 v.AddArg(v2) return true } // match: (Div32 <t> n (Const32 [c])) // cond: isPowerOfTwo(c) // result: (Rsh32x64 (Add32 <t> n (Rsh32Ux64 <t> (Rsh32x64 <t> n (Const64 <config.fe.TypeUInt64()> [31])) (Const64 <config.fe.TypeUInt64()> [32-log2(c)]))) (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpRsh32x64) v0 := b.NewValue0(v.Pos, OpAdd32, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpRsh32Ux64, t) v2 := b.NewValue0(v.Pos, OpRsh32x64, t) v2.AddArg(n) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = 31 v2.AddArg(v3) v1.AddArg(v2) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 32 - log2(c) v1.AddArg(v4) v0.AddArg(v1) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = log2(c) v.AddArg(v5) return true } // match: (Div32 <t> x (Const32 [c])) // cond: smagicOK(32,c) && config.RegSize == 8 // result: (Sub32 <t> (Rsh64x64 <t> (Mul64 <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(smagic(32,c).m)]) (SignExt32to64 x)) (Const64 <config.fe.TypeUInt64()> [32+smagic(32,c).s])) (Rsh64x64 <t> (SignExt32to64 x) (Const64 <config.fe.TypeUInt64()> [63]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(smagicOK(32, c) && config.RegSize == 8) { break } v.reset(OpSub32) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh64x64, t) v1 := b.NewValue0(v.Pos, OpMul64, config.fe.TypeUInt64()) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = int64(smagic(32, c).m) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpSignExt32to64, config.fe.TypeInt64()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 32 + smagic(32, c).s v0.AddArg(v4) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpRsh64x64, t) v6 := b.NewValue0(v.Pos, OpSignExt32to64, config.fe.TypeInt64()) v6.AddArg(x) v5.AddArg(v6) v7 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v7.AuxInt = 63 v5.AddArg(v7) v.AddArg(v5) return true } // match: (Div32 <t> x (Const32 [c])) // cond: smagicOK(32,c) && config.RegSize == 4 && smagic(32,c).m&1 == 0 // result: (Sub32 <t> (Rsh32x64 <t> (Hmul32 <t> (Const32 <config.fe.TypeUInt32()> [int64(int32(smagic(32,c).m/2))]) x) (Const64 <config.fe.TypeUInt64()> [smagic(32,c).s-1])) (Rsh32x64 <t> x (Const64 <config.fe.TypeUInt64()> [31]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(smagicOK(32, c) && config.RegSize == 4 && smagic(32, c).m&1 == 0) { break } v.reset(OpSub32) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh32x64, t) v1 := b.NewValue0(v.Pos, OpHmul32, t) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(int32(smagic(32, c).m / 2)) v1.AddArg(v2) v1.AddArg(x) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = smagic(32, c).s - 1 v0.AddArg(v3) v.AddArg(v0) v4 := b.NewValue0(v.Pos, OpRsh32x64, t) v4.AddArg(x) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = 31 v4.AddArg(v5) v.AddArg(v4) return true } // match: (Div32 <t> x (Const32 [c])) // cond: smagicOK(32,c) && config.RegSize == 4 && smagic(32,c).m&1 != 0 // result: (Sub32 <t> (Rsh32x64 <t> (Add32 <t> (Hmul32 <t> (Const32 <config.fe.TypeUInt32()> [int64(int32(smagic(32,c).m))]) x) x) (Const64 <config.fe.TypeUInt64()> [smagic(32,c).s])) (Rsh32x64 <t> x (Const64 <config.fe.TypeUInt64()> [31]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(smagicOK(32, c) && config.RegSize == 4 && smagic(32, c).m&1 != 0) { break } v.reset(OpSub32) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh32x64, t) v1 := b.NewValue0(v.Pos, OpAdd32, t) v2 := b.NewValue0(v.Pos, OpHmul32, t) v3 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v3.AuxInt = int64(int32(smagic(32, c).m)) v2.AddArg(v3) v2.AddArg(x) v1.AddArg(v2) v1.AddArg(x) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = smagic(32, c).s v0.AddArg(v4) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpRsh32x64, t) v5.AddArg(x) v6 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v6.AuxInt = 31 v5.AddArg(v6) v.AddArg(v5) return true } return false } func rewriteValuegeneric_OpDiv32F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div32F (Const32F [c]) (Const32F [d])) // cond: // result: (Const32F [f2i(float64(i2f32(c) / i2f32(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32F { break } d := v_1.AuxInt v.reset(OpConst32F) v.AuxInt = f2i(float64(i2f32(c) / i2f32(d))) return true } // match: (Div32F x (Const32F [f2i(1)])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32F { break } if v_1.AuxInt != f2i(1) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Div32F x (Const32F [f2i(-1)])) // cond: // result: (Neg32F x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32F { break } if v_1.AuxInt != f2i(-1) { break } v.reset(OpNeg32F) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpDiv32u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div32u (Const32 [c]) (Const32 [d])) // cond: d != 0 // result: (Const32 [int64(int32(uint32(c)/uint32(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst32) v.AuxInt = int64(int32(uint32(c) / uint32(d))) return true } // match: (Div32u n (Const32 [c])) // cond: isPowerOfTwo(c&0xffffffff) // result: (Rsh32Ux64 n (Const64 <config.fe.TypeUInt64()> [log2(c&0xffffffff)])) for { n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(isPowerOfTwo(c & 0xffffffff)) { break } v.reset(OpRsh32Ux64) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c & 0xffffffff) v.AddArg(v0) return true } // match: (Div32u x (Const32 [c])) // cond: umagicOK(32, c) && config.RegSize == 4 && umagic(32,c).m&1 == 0 // result: (Rsh32Ux64 <config.fe.TypeUInt32()> (Hmul32u <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(int32(1<<31+umagic(32,c).m/2))]) x) (Const64 <config.fe.TypeUInt64()> [umagic(32,c).s-1])) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(umagicOK(32, c) && config.RegSize == 4 && umagic(32, c).m&1 == 0) { break } v.reset(OpRsh32Ux64) v.Type = config.fe.TypeUInt32() v0 := b.NewValue0(v.Pos, OpHmul32u, config.fe.TypeUInt32()) v1 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v1.AuxInt = int64(int32(1<<31 + umagic(32, c).m/2)) v0.AddArg(v1) v0.AddArg(x) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = umagic(32, c).s - 1 v.AddArg(v2) return true } // match: (Div32u x (Const32 [c])) // cond: umagicOK(32, c) && config.RegSize == 4 && c&1 == 0 // result: (Rsh32Ux64 <config.fe.TypeUInt32()> (Hmul32u <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(int32(1<<31+(umagic(32,c).m+1)/2))]) (Rsh32Ux64 <config.fe.TypeUInt32()> x (Const64 <config.fe.TypeUInt64()> [1]))) (Const64 <config.fe.TypeUInt64()> [umagic(32,c).s-2])) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(umagicOK(32, c) && config.RegSize == 4 && c&1 == 0) { break } v.reset(OpRsh32Ux64) v.Type = config.fe.TypeUInt32() v0 := b.NewValue0(v.Pos, OpHmul32u, config.fe.TypeUInt32()) v1 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v1.AuxInt = int64(int32(1<<31 + (umagic(32, c).m+1)/2)) v0.AddArg(v1) v2 := b.NewValue0(v.Pos, OpRsh32Ux64, config.fe.TypeUInt32()) v2.AddArg(x) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = 1 v2.AddArg(v3) v0.AddArg(v2) v.AddArg(v0) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = umagic(32, c).s - 2 v.AddArg(v4) return true } // match: (Div32u x (Const32 [c])) // cond: umagicOK(32, c) && config.RegSize == 4 // result: (Rsh32Ux64 <config.fe.TypeUInt32()> (Avg32u x (Hmul32u <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(int32(umagic(32,c).m))]) x)) (Const64 <config.fe.TypeUInt64()> [umagic(32,c).s-1])) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(umagicOK(32, c) && config.RegSize == 4) { break } v.reset(OpRsh32Ux64) v.Type = config.fe.TypeUInt32() v0 := b.NewValue0(v.Pos, OpAvg32u, config.fe.TypeUInt32()) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpHmul32u, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(int32(umagic(32, c).m)) v1.AddArg(v2) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = umagic(32, c).s - 1 v.AddArg(v3) return true } // match: (Div32u x (Const32 [c])) // cond: umagicOK(32, c) && config.RegSize == 8 && umagic(32,c).m&1 == 0 // result: (Trunc64to32 (Rsh64Ux64 <config.fe.TypeUInt64()> (Mul64 <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(1<<31+umagic(32,c).m/2)]) (ZeroExt32to64 x)) (Const64 <config.fe.TypeUInt64()> [32+umagic(32,c).s-1]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(umagicOK(32, c) && config.RegSize == 8 && umagic(32, c).m&1 == 0) { break } v.reset(OpTrunc64to32) v0 := b.NewValue0(v.Pos, OpRsh64Ux64, config.fe.TypeUInt64()) v1 := b.NewValue0(v.Pos, OpMul64, config.fe.TypeUInt64()) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = int64(1<<31 + umagic(32, c).m/2) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpZeroExt32to64, config.fe.TypeUInt64()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 32 + umagic(32, c).s - 1 v0.AddArg(v4) v.AddArg(v0) return true } // match: (Div32u x (Const32 [c])) // cond: umagicOK(32, c) && config.RegSize == 8 && c&1 == 0 // result: (Trunc64to32 (Rsh64Ux64 <config.fe.TypeUInt64()> (Mul64 <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(1<<31+(umagic(32,c).m+1)/2)]) (Rsh64Ux64 <config.fe.TypeUInt64()> (ZeroExt32to64 x) (Const64 <config.fe.TypeUInt64()> [1]))) (Const64 <config.fe.TypeUInt64()> [32+umagic(32,c).s-2]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(umagicOK(32, c) && config.RegSize == 8 && c&1 == 0) { break } v.reset(OpTrunc64to32) v0 := b.NewValue0(v.Pos, OpRsh64Ux64, config.fe.TypeUInt64()) v1 := b.NewValue0(v.Pos, OpMul64, config.fe.TypeUInt64()) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = int64(1<<31 + (umagic(32, c).m+1)/2) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpRsh64Ux64, config.fe.TypeUInt64()) v4 := b.NewValue0(v.Pos, OpZeroExt32to64, config.fe.TypeUInt64()) v4.AddArg(x) v3.AddArg(v4) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = 1 v3.AddArg(v5) v1.AddArg(v3) v0.AddArg(v1) v6 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v6.AuxInt = 32 + umagic(32, c).s - 2 v0.AddArg(v6) v.AddArg(v0) return true } // match: (Div32u x (Const32 [c])) // cond: umagicOK(32, c) && config.RegSize == 8 // result: (Trunc64to32 (Rsh64Ux64 <config.fe.TypeUInt64()> (Avg64u (Lsh64x64 <config.fe.TypeUInt64()> (ZeroExt32to64 x) (Const64 <config.fe.TypeUInt64()> [32])) (Mul64 <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt32()> [int64(umagic(32,c).m)]) (ZeroExt32to64 x))) (Const64 <config.fe.TypeUInt64()> [32+umagic(32,c).s-1]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(umagicOK(32, c) && config.RegSize == 8) { break } v.reset(OpTrunc64to32) v0 := b.NewValue0(v.Pos, OpRsh64Ux64, config.fe.TypeUInt64()) v1 := b.NewValue0(v.Pos, OpAvg64u, config.fe.TypeUInt64()) v2 := b.NewValue0(v.Pos, OpLsh64x64, config.fe.TypeUInt64()) v3 := b.NewValue0(v.Pos, OpZeroExt32to64, config.fe.TypeUInt64()) v3.AddArg(x) v2.AddArg(v3) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 32 v2.AddArg(v4) v1.AddArg(v2) v5 := b.NewValue0(v.Pos, OpMul64, config.fe.TypeUInt64()) v6 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt32()) v6.AuxInt = int64(umagic(32, c).m) v5.AddArg(v6) v7 := b.NewValue0(v.Pos, OpZeroExt32to64, config.fe.TypeUInt64()) v7.AddArg(x) v5.AddArg(v7) v1.AddArg(v5) v0.AddArg(v1) v8 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v8.AuxInt = 32 + umagic(32, c).s - 1 v0.AddArg(v8) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpDiv64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div64 (Const64 [c]) (Const64 [d])) // cond: d != 0 // result: (Const64 [c/d]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst64) v.AuxInt = c / d return true } // match: (Div64 <t> n (Const64 [c])) // cond: c < 0 && c != -1<<63 // result: (Neg64 (Div64 <t> n (Const64 <t> [-c]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<63) { break } v.reset(OpNeg64) v0 := b.NewValue0(v.Pos, OpDiv64, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst64, t) v1.AuxInt = -c v0.AddArg(v1) v.AddArg(v0) return true } // match: (Div64 <t> x (Const64 [-1<<63])) // cond: // result: (Rsh64Ux64 (And64 <t> x (Neg64 <t> x)) (Const64 <config.fe.TypeUInt64()> [63])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != -1<<63 { break } v.reset(OpRsh64Ux64) v0 := b.NewValue0(v.Pos, OpAnd64, t) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpNeg64, t) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = 63 v.AddArg(v2) return true } // match: (Div64 <t> n (Const64 [c])) // cond: isPowerOfTwo(c) // result: (Rsh64x64 (Add64 <t> n (Rsh64Ux64 <t> (Rsh64x64 <t> n (Const64 <config.fe.TypeUInt64()> [63])) (Const64 <config.fe.TypeUInt64()> [64-log2(c)]))) (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpRsh64x64) v0 := b.NewValue0(v.Pos, OpAdd64, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpRsh64Ux64, t) v2 := b.NewValue0(v.Pos, OpRsh64x64, t) v2.AddArg(n) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = 63 v2.AddArg(v3) v1.AddArg(v2) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 64 - log2(c) v1.AddArg(v4) v0.AddArg(v1) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = log2(c) v.AddArg(v5) return true } // match: (Div64 <t> x (Const64 [c])) // cond: smagicOK(64,c) && smagic(64,c).m&1 == 0 // result: (Sub64 <t> (Rsh64x64 <t> (Hmul64 <t> (Const64 <config.fe.TypeUInt64()> [int64(smagic(64,c).m/2)]) x) (Const64 <config.fe.TypeUInt64()> [smagic(64,c).s-1])) (Rsh64x64 <t> x (Const64 <config.fe.TypeUInt64()> [63]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(smagicOK(64, c) && smagic(64, c).m&1 == 0) { break } v.reset(OpSub64) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh64x64, t) v1 := b.NewValue0(v.Pos, OpHmul64, t) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = int64(smagic(64, c).m / 2) v1.AddArg(v2) v1.AddArg(x) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = smagic(64, c).s - 1 v0.AddArg(v3) v.AddArg(v0) v4 := b.NewValue0(v.Pos, OpRsh64x64, t) v4.AddArg(x) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = 63 v4.AddArg(v5) v.AddArg(v4) return true } // match: (Div64 <t> x (Const64 [c])) // cond: smagicOK(64,c) && smagic(64,c).m&1 != 0 // result: (Sub64 <t> (Rsh64x64 <t> (Add64 <t> (Hmul64 <t> (Const64 <config.fe.TypeUInt64()> [int64(smagic(64,c).m)]) x) x) (Const64 <config.fe.TypeUInt64()> [smagic(64,c).s])) (Rsh64x64 <t> x (Const64 <config.fe.TypeUInt64()> [63]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(smagicOK(64, c) && smagic(64, c).m&1 != 0) { break } v.reset(OpSub64) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh64x64, t) v1 := b.NewValue0(v.Pos, OpAdd64, t) v2 := b.NewValue0(v.Pos, OpHmul64, t) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = int64(smagic(64, c).m) v2.AddArg(v3) v2.AddArg(x) v1.AddArg(v2) v1.AddArg(x) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = smagic(64, c).s v0.AddArg(v4) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpRsh64x64, t) v5.AddArg(x) v6 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v6.AuxInt = 63 v5.AddArg(v6) v.AddArg(v5) return true } return false } func rewriteValuegeneric_OpDiv64F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div64F (Const64F [c]) (Const64F [d])) // cond: // result: (Const64F [f2i(i2f(c) / i2f(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64F { break } d := v_1.AuxInt v.reset(OpConst64F) v.AuxInt = f2i(i2f(c) / i2f(d)) return true } // match: (Div64F x (Const64F [f2i(1)])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64F { break } if v_1.AuxInt != f2i(1) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Div64F x (Const64F [f2i(-1)])) // cond: // result: (Neg32F x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64F { break } if v_1.AuxInt != f2i(-1) { break } v.reset(OpNeg32F) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpDiv64u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div64u (Const64 [c]) (Const64 [d])) // cond: d != 0 // result: (Const64 [int64(uint64(c)/uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst64) v.AuxInt = int64(uint64(c) / uint64(d)) return true } // match: (Div64u n (Const64 [c])) // cond: isPowerOfTwo(c) // result: (Rsh64Ux64 n (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpRsh64Ux64) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c) v.AddArg(v0) return true } // match: (Div64u x (Const64 [c])) // cond: umagicOK(64, c) && config.RegSize == 8 && umagic(64,c).m&1 == 0 // result: (Rsh64Ux64 <config.fe.TypeUInt64()> (Hmul64u <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(1<<63+umagic(64,c).m/2)]) x) (Const64 <config.fe.TypeUInt64()> [umagic(64,c).s-1])) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(umagicOK(64, c) && config.RegSize == 8 && umagic(64, c).m&1 == 0) { break } v.reset(OpRsh64Ux64) v.Type = config.fe.TypeUInt64() v0 := b.NewValue0(v.Pos, OpHmul64u, config.fe.TypeUInt64()) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v1.AuxInt = int64(1<<63 + umagic(64, c).m/2) v0.AddArg(v1) v0.AddArg(x) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = umagic(64, c).s - 1 v.AddArg(v2) return true } // match: (Div64u x (Const64 [c])) // cond: umagicOK(64, c) && config.RegSize == 8 && c&1 == 0 // result: (Rsh64Ux64 <config.fe.TypeUInt64()> (Hmul64u <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(1<<63+(umagic(64,c).m+1)/2)]) (Rsh64Ux64 <config.fe.TypeUInt64()> x (Const64 <config.fe.TypeUInt64()> [1]))) (Const64 <config.fe.TypeUInt64()> [umagic(64,c).s-2])) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(umagicOK(64, c) && config.RegSize == 8 && c&1 == 0) { break } v.reset(OpRsh64Ux64) v.Type = config.fe.TypeUInt64() v0 := b.NewValue0(v.Pos, OpHmul64u, config.fe.TypeUInt64()) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v1.AuxInt = int64(1<<63 + (umagic(64, c).m+1)/2) v0.AddArg(v1) v2 := b.NewValue0(v.Pos, OpRsh64Ux64, config.fe.TypeUInt64()) v2.AddArg(x) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = 1 v2.AddArg(v3) v0.AddArg(v2) v.AddArg(v0) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = umagic(64, c).s - 2 v.AddArg(v4) return true } // match: (Div64u x (Const64 [c])) // cond: umagicOK(64, c) && config.RegSize == 8 // result: (Rsh64Ux64 <config.fe.TypeUInt64()> (Avg64u x (Hmul64u <config.fe.TypeUInt64()> (Const64 <config.fe.TypeUInt64()> [int64(umagic(64,c).m)]) x)) (Const64 <config.fe.TypeUInt64()> [umagic(64,c).s-1])) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(umagicOK(64, c) && config.RegSize == 8) { break } v.reset(OpRsh64Ux64) v.Type = config.fe.TypeUInt64() v0 := b.NewValue0(v.Pos, OpAvg64u, config.fe.TypeUInt64()) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpHmul64u, config.fe.TypeUInt64()) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = int64(umagic(64, c).m) v1.AddArg(v2) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = umagic(64, c).s - 1 v.AddArg(v3) return true } return false } func rewriteValuegeneric_OpDiv8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div8 (Const8 [c]) (Const8 [d])) // cond: d != 0 // result: (Const8 [int64(int8(c)/int8(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst8) v.AuxInt = int64(int8(c) / int8(d)) return true } // match: (Div8 <t> n (Const8 [c])) // cond: c < 0 && c != -1<<7 // result: (Neg8 (Div8 <t> n (Const8 <t> [-c]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<7) { break } v.reset(OpNeg8) v0 := b.NewValue0(v.Pos, OpDiv8, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst8, t) v1.AuxInt = -c v0.AddArg(v1) v.AddArg(v0) return true } // match: (Div8 <t> x (Const8 [-1<<7 ])) // cond: // result: (Rsh8Ux64 (And8 <t> x (Neg8 <t> x)) (Const64 <config.fe.TypeUInt64()> [7 ])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } if v_1.AuxInt != -1<<7 { break } v.reset(OpRsh8Ux64) v0 := b.NewValue0(v.Pos, OpAnd8, t) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpNeg8, t) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) v2 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v2.AuxInt = 7 v.AddArg(v2) return true } // match: (Div8 <t> n (Const8 [c])) // cond: isPowerOfTwo(c) // result: (Rsh8x64 (Add8 <t> n (Rsh8Ux64 <t> (Rsh8x64 <t> n (Const64 <config.fe.TypeUInt64()> [ 7])) (Const64 <config.fe.TypeUInt64()> [ 8-log2(c)]))) (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpRsh8x64) v0 := b.NewValue0(v.Pos, OpAdd8, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpRsh8Ux64, t) v2 := b.NewValue0(v.Pos, OpRsh8x64, t) v2.AddArg(n) v3 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v3.AuxInt = 7 v2.AddArg(v3) v1.AddArg(v2) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 8 - log2(c) v1.AddArg(v4) v0.AddArg(v1) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v5.AuxInt = log2(c) v.AddArg(v5) return true } // match: (Div8 <t> x (Const8 [c])) // cond: smagicOK(8,c) // result: (Sub8 <t> (Rsh32x64 <t> (Mul32 <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(smagic(8,c).m)]) (SignExt8to32 x)) (Const64 <config.fe.TypeUInt64()> [8+smagic(8,c).s])) (Rsh32x64 <t> (SignExt8to32 x) (Const64 <config.fe.TypeUInt64()> [31]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(smagicOK(8, c)) { break } v.reset(OpSub8) v.Type = t v0 := b.NewValue0(v.Pos, OpRsh32x64, t) v1 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(smagic(8, c).m) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpSignExt8to32, config.fe.TypeInt32()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 8 + smagic(8, c).s v0.AddArg(v4) v.AddArg(v0) v5 := b.NewValue0(v.Pos, OpRsh32x64, t) v6 := b.NewValue0(v.Pos, OpSignExt8to32, config.fe.TypeInt32()) v6.AddArg(x) v5.AddArg(v6) v7 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v7.AuxInt = 31 v5.AddArg(v7) v.AddArg(v5) return true } return false } func rewriteValuegeneric_OpDiv8u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Div8u (Const8 [c]) (Const8 [d])) // cond: d != 0 // result: (Const8 [int64(int8(uint8(c)/uint8(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst8) v.AuxInt = int64(int8(uint8(c) / uint8(d))) return true } // match: (Div8u n (Const8 [c])) // cond: isPowerOfTwo(c&0xff) // result: (Rsh8Ux64 n (Const64 <config.fe.TypeUInt64()> [log2(c&0xff)])) for { n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(isPowerOfTwo(c & 0xff)) { break } v.reset(OpRsh8Ux64) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c & 0xff) v.AddArg(v0) return true } // match: (Div8u x (Const8 [c])) // cond: umagicOK(8, c) // result: (Trunc32to8 (Rsh32Ux64 <config.fe.TypeUInt32()> (Mul32 <config.fe.TypeUInt32()> (Const32 <config.fe.TypeUInt32()> [int64(1<<8+umagic(8,c).m)]) (ZeroExt8to32 x)) (Const64 <config.fe.TypeUInt64()> [8+umagic(8,c).s]))) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(umagicOK(8, c)) { break } v.reset(OpTrunc32to8) v0 := b.NewValue0(v.Pos, OpRsh32Ux64, config.fe.TypeUInt32()) v1 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeUInt32()) v2 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeUInt32()) v2.AuxInt = int64(1<<8 + umagic(8, c).m) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpZeroExt8to32, config.fe.TypeUInt32()) v3.AddArg(x) v1.AddArg(v3) v0.AddArg(v1) v4 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v4.AuxInt = 8 + umagic(8, c).s v0.AddArg(v4) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpEq16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Eq16 x x) // cond: // result: (ConstBool [1]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (Eq16 (Const16 <t> [c]) (Add16 (Const16 <t> [d]) x)) // cond: // result: (Eq16 (Const16 <t> [int64(int16(c-d))]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd16 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst16 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpEq16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = int64(int16(c - d)) v.AddArg(v0) v.AddArg(x) return true } // match: (Eq16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Eq16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpEq16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Eq16 (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(c == d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c == d) return true } return false } func rewriteValuegeneric_OpEq32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Eq32 x x) // cond: // result: (ConstBool [1]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (Eq32 (Const32 <t> [c]) (Add32 (Const32 <t> [d]) x)) // cond: // result: (Eq32 (Const32 <t> [int64(int32(c-d))]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd32 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst32 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpEq32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = int64(int32(c - d)) v.AddArg(v0) v.AddArg(x) return true } // match: (Eq32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Eq32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpEq32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Eq32 (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(c == d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c == d) return true } return false } func rewriteValuegeneric_OpEq64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Eq64 x x) // cond: // result: (ConstBool [1]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (Eq64 (Const64 <t> [c]) (Add64 (Const64 <t> [d]) x)) // cond: // result: (Eq64 (Const64 <t> [c-d]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd64 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst64 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpEq64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c - d v.AddArg(v0) v.AddArg(x) return true } // match: (Eq64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Eq64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpEq64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Eq64 (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(c == d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c == d) return true } return false } func rewriteValuegeneric_OpEq8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Eq8 x x) // cond: // result: (ConstBool [1]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (Eq8 (Const8 <t> [c]) (Add8 (Const8 <t> [d]) x)) // cond: // result: (Eq8 (Const8 <t> [int64(int8(c-d))]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd8 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst8 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpEq8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = int64(int8(c - d)) v.AddArg(v0) v.AddArg(x) return true } // match: (Eq8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Eq8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpEq8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Eq8 (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(c == d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c == d) return true } return false } func rewriteValuegeneric_OpEqB(v *Value, config *Config) bool { b := v.Block _ = b // match: (EqB (ConstBool [c]) (ConstBool [d])) // cond: // result: (ConstBool [b2i(c == d)]) for { v_0 := v.Args[0] if v_0.Op != OpConstBool { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConstBool { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c == d) return true } // match: (EqB (ConstBool [0]) x) // cond: // result: (Not x) for { v_0 := v.Args[0] if v_0.Op != OpConstBool { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpNot) v.AddArg(x) return true } // match: (EqB (ConstBool [1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConstBool { break } if v_0.AuxInt != 1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpEqInter(v *Value, config *Config) bool { b := v.Block _ = b // match: (EqInter x y) // cond: // result: (EqPtr (ITab x) (ITab y)) for { x := v.Args[0] y := v.Args[1] v.reset(OpEqPtr) v0 := b.NewValue0(v.Pos, OpITab, config.fe.TypeBytePtr()) v0.AddArg(x) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpITab, config.fe.TypeBytePtr()) v1.AddArg(y) v.AddArg(v1) return true } } func rewriteValuegeneric_OpEqPtr(v *Value, config *Config) bool { b := v.Block _ = b // match: (EqPtr p (ConstNil)) // cond: // result: (Not (IsNonNil p)) for { p := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConstNil { break } v.reset(OpNot) v0 := b.NewValue0(v.Pos, OpIsNonNil, config.fe.TypeBool()) v0.AddArg(p) v.AddArg(v0) return true } // match: (EqPtr (ConstNil) p) // cond: // result: (Not (IsNonNil p)) for { v_0 := v.Args[0] if v_0.Op != OpConstNil { break } p := v.Args[1] v.reset(OpNot) v0 := b.NewValue0(v.Pos, OpIsNonNil, config.fe.TypeBool()) v0.AddArg(p) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpEqSlice(v *Value, config *Config) bool { b := v.Block _ = b // match: (EqSlice x y) // cond: // result: (EqPtr (SlicePtr x) (SlicePtr y)) for { x := v.Args[0] y := v.Args[1] v.reset(OpEqPtr) v0 := b.NewValue0(v.Pos, OpSlicePtr, config.fe.TypeBytePtr()) v0.AddArg(x) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpSlicePtr, config.fe.TypeBytePtr()) v1.AddArg(y) v.AddArg(v1) return true } } func rewriteValuegeneric_OpGeq16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq16 (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(c >= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c >= d) return true } return false } func rewriteValuegeneric_OpGeq16U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq16U (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(uint16(c) >= uint16(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint16(c) >= uint16(d)) return true } return false } func rewriteValuegeneric_OpGeq32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq32 (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(c >= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c >= d) return true } return false } func rewriteValuegeneric_OpGeq32U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq32U (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(uint32(c) >= uint32(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint32(c) >= uint32(d)) return true } return false } func rewriteValuegeneric_OpGeq64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq64 (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(c >= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c >= d) return true } return false } func rewriteValuegeneric_OpGeq64U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq64U (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(uint64(c) >= uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint64(c) >= uint64(d)) return true } return false } func rewriteValuegeneric_OpGeq8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq8 (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(c >= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c >= d) return true } return false } func rewriteValuegeneric_OpGeq8U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Geq8U (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(uint8(c) >= uint8(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint8(c) >= uint8(d)) return true } return false } func rewriteValuegeneric_OpGreater16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater16 (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(c > d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c > d) return true } return false } func rewriteValuegeneric_OpGreater16U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater16U (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(uint16(c) > uint16(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint16(c) > uint16(d)) return true } return false } func rewriteValuegeneric_OpGreater32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater32 (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(c > d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c > d) return true } return false } func rewriteValuegeneric_OpGreater32U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater32U (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(uint32(c) > uint32(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint32(c) > uint32(d)) return true } return false } func rewriteValuegeneric_OpGreater64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater64 (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(c > d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c > d) return true } return false } func rewriteValuegeneric_OpGreater64U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater64U (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(uint64(c) > uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint64(c) > uint64(d)) return true } return false } func rewriteValuegeneric_OpGreater8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater8 (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(c > d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c > d) return true } return false } func rewriteValuegeneric_OpGreater8U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Greater8U (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(uint8(c) > uint8(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint8(c) > uint8(d)) return true } return false } func rewriteValuegeneric_OpIMake(v *Value, config *Config) bool { b := v.Block _ = b // match: (IMake typ (StructMake1 val)) // cond: // result: (IMake typ val) for { typ := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpStructMake1 { break } val := v_1.Args[0] v.reset(OpIMake) v.AddArg(typ) v.AddArg(val) return true } // match: (IMake typ (ArrayMake1 val)) // cond: // result: (IMake typ val) for { typ := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpArrayMake1 { break } val := v_1.Args[0] v.reset(OpIMake) v.AddArg(typ) v.AddArg(val) return true } return false } func rewriteValuegeneric_OpIsInBounds(v *Value, config *Config) bool { b := v.Block _ = b // match: (IsInBounds (ZeroExt8to32 _) (Const32 [c])) // cond: (1 << 8) <= c // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to32 { break } v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !((1 << 8) <= c) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds (ZeroExt8to64 _) (Const64 [c])) // cond: (1 << 8) <= c // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to64 { break } v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !((1 << 8) <= c) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds (ZeroExt16to32 _) (Const32 [c])) // cond: (1 << 16) <= c // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt16to32 { break } v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !((1 << 16) <= c) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds (ZeroExt16to64 _) (Const64 [c])) // cond: (1 << 16) <= c // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt16to64 { break } v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !((1 << 16) <= c) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds x x) // cond: // result: (ConstBool [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 0 return true } // match: (IsInBounds (And32 (Const32 [c]) _) (Const32 [d])) // cond: 0 <= c && c < d // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpAnd32 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst32 { break } c := v_0_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt if !(0 <= c && c < d) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds (And64 (Const64 [c]) _) (Const64 [d])) // cond: 0 <= c && c < d // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst64 { break } c := v_0_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(0 <= c && c < d) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(0 <= c && c < d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(0 <= c && c < d) return true } // match: (IsInBounds (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(0 <= c && c < d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(0 <= c && c < d) return true } // match: (IsInBounds (Mod32u _ y) y) // cond: // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpMod32u { break } y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsInBounds (Mod64u _ y) y) // cond: // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpMod64u { break } y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } return false } func rewriteValuegeneric_OpIsNonNil(v *Value, config *Config) bool { b := v.Block _ = b // match: (IsNonNil (ConstNil)) // cond: // result: (ConstBool [0]) for { v_0 := v.Args[0] if v_0.Op != OpConstNil { break } v.reset(OpConstBool) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpIsSliceInBounds(v *Value, config *Config) bool { b := v.Block _ = b // match: (IsSliceInBounds x x) // cond: // result: (ConstBool [1]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsSliceInBounds (And32 (Const32 [c]) _) (Const32 [d])) // cond: 0 <= c && c <= d // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpAnd32 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst32 { break } c := v_0_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt if !(0 <= c && c <= d) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsSliceInBounds (And64 (Const64 [c]) _) (Const64 [d])) // cond: 0 <= c && c <= d // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst64 { break } c := v_0_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(0 <= c && c <= d) { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsSliceInBounds (Const32 [0]) _) // cond: // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsSliceInBounds (Const64 [0]) _) // cond: // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConstBool) v.AuxInt = 1 return true } // match: (IsSliceInBounds (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(0 <= c && c <= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(0 <= c && c <= d) return true } // match: (IsSliceInBounds (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(0 <= c && c <= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(0 <= c && c <= d) return true } // match: (IsSliceInBounds (SliceLen x) (SliceCap x)) // cond: // result: (ConstBool [1]) for { v_0 := v.Args[0] if v_0.Op != OpSliceLen { break } x := v_0.Args[0] v_1 := v.Args[1] if v_1.Op != OpSliceCap { break } if x != v_1.Args[0] { break } v.reset(OpConstBool) v.AuxInt = 1 return true } return false } func rewriteValuegeneric_OpLeq16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq16 (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(c <= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c <= d) return true } return false } func rewriteValuegeneric_OpLeq16U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq16U (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(uint16(c) <= uint16(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint16(c) <= uint16(d)) return true } return false } func rewriteValuegeneric_OpLeq32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq32 (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(c <= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c <= d) return true } return false } func rewriteValuegeneric_OpLeq32U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq32U (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(uint32(c) <= uint32(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint32(c) <= uint32(d)) return true } return false } func rewriteValuegeneric_OpLeq64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq64 (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(c <= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c <= d) return true } return false } func rewriteValuegeneric_OpLeq64U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq64U (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(uint64(c) <= uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint64(c) <= uint64(d)) return true } return false } func rewriteValuegeneric_OpLeq8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq8 (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(c <= d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c <= d) return true } return false } func rewriteValuegeneric_OpLeq8U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Leq8U (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(uint8(c) <= uint8(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint8(c) <= uint8(d)) return true } return false } func rewriteValuegeneric_OpLess16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less16 (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(c < d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c < d) return true } return false } func rewriteValuegeneric_OpLess16U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less16U (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(uint16(c) < uint16(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint16(c) < uint16(d)) return true } return false } func rewriteValuegeneric_OpLess32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less32 (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(c < d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c < d) return true } return false } func rewriteValuegeneric_OpLess32U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less32U (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(uint32(c) < uint32(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint32(c) < uint32(d)) return true } return false } func rewriteValuegeneric_OpLess64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less64 (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(c < d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c < d) return true } return false } func rewriteValuegeneric_OpLess64U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less64U (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(uint64(c) < uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint64(c) < uint64(d)) return true } return false } func rewriteValuegeneric_OpLess8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less8 (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(c < d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c < d) return true } return false } func rewriteValuegeneric_OpLess8U(v *Value, config *Config) bool { b := v.Block _ = b // match: (Less8U (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(uint8(c) < uint8(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(uint8(c) < uint8(d)) return true } return false } func rewriteValuegeneric_OpLoad(v *Value, config *Config) bool { b := v.Block _ = b // match: (Load <t1> p1 (Store [w] p2 x _)) // cond: isSamePtr(p1,p2) && t1.Compare(x.Type)==CMPeq && w == t1.Size() // result: x for { t1 := v.Type p1 := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpStore { break } w := v_1.AuxInt p2 := v_1.Args[0] x := v_1.Args[1] if !(isSamePtr(p1, p2) && t1.Compare(x.Type) == CMPeq && w == t1.Size()) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Load <t> _ _) // cond: t.IsStruct() && t.NumFields() == 0 && config.fe.CanSSA(t) // result: (StructMake0) for { t := v.Type if !(t.IsStruct() && t.NumFields() == 0 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake0) return true } // match: (Load <t> ptr mem) // cond: t.IsStruct() && t.NumFields() == 1 && config.fe.CanSSA(t) // result: (StructMake1 (Load <t.FieldType(0)> ptr mem)) for { t := v.Type ptr := v.Args[0] mem := v.Args[1] if !(t.IsStruct() && t.NumFields() == 1 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake1) v0 := b.NewValue0(v.Pos, OpLoad, t.FieldType(0)) v0.AddArg(ptr) v0.AddArg(mem) v.AddArg(v0) return true } // match: (Load <t> ptr mem) // cond: t.IsStruct() && t.NumFields() == 2 && config.fe.CanSSA(t) // result: (StructMake2 (Load <t.FieldType(0)> ptr mem) (Load <t.FieldType(1)> (OffPtr <t.FieldType(1).PtrTo()> [t.FieldOff(1)] ptr) mem)) for { t := v.Type ptr := v.Args[0] mem := v.Args[1] if !(t.IsStruct() && t.NumFields() == 2 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake2) v0 := b.NewValue0(v.Pos, OpLoad, t.FieldType(0)) v0.AddArg(ptr) v0.AddArg(mem) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpLoad, t.FieldType(1)) v2 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(1).PtrTo()) v2.AuxInt = t.FieldOff(1) v2.AddArg(ptr) v1.AddArg(v2) v1.AddArg(mem) v.AddArg(v1) return true } // match: (Load <t> ptr mem) // cond: t.IsStruct() && t.NumFields() == 3 && config.fe.CanSSA(t) // result: (StructMake3 (Load <t.FieldType(0)> ptr mem) (Load <t.FieldType(1)> (OffPtr <t.FieldType(1).PtrTo()> [t.FieldOff(1)] ptr) mem) (Load <t.FieldType(2)> (OffPtr <t.FieldType(2).PtrTo()> [t.FieldOff(2)] ptr) mem)) for { t := v.Type ptr := v.Args[0] mem := v.Args[1] if !(t.IsStruct() && t.NumFields() == 3 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake3) v0 := b.NewValue0(v.Pos, OpLoad, t.FieldType(0)) v0.AddArg(ptr) v0.AddArg(mem) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpLoad, t.FieldType(1)) v2 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(1).PtrTo()) v2.AuxInt = t.FieldOff(1) v2.AddArg(ptr) v1.AddArg(v2) v1.AddArg(mem) v.AddArg(v1) v3 := b.NewValue0(v.Pos, OpLoad, t.FieldType(2)) v4 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(2).PtrTo()) v4.AuxInt = t.FieldOff(2) v4.AddArg(ptr) v3.AddArg(v4) v3.AddArg(mem) v.AddArg(v3) return true } // match: (Load <t> ptr mem) // cond: t.IsStruct() && t.NumFields() == 4 && config.fe.CanSSA(t) // result: (StructMake4 (Load <t.FieldType(0)> ptr mem) (Load <t.FieldType(1)> (OffPtr <t.FieldType(1).PtrTo()> [t.FieldOff(1)] ptr) mem) (Load <t.FieldType(2)> (OffPtr <t.FieldType(2).PtrTo()> [t.FieldOff(2)] ptr) mem) (Load <t.FieldType(3)> (OffPtr <t.FieldType(3).PtrTo()> [t.FieldOff(3)] ptr) mem)) for { t := v.Type ptr := v.Args[0] mem := v.Args[1] if !(t.IsStruct() && t.NumFields() == 4 && config.fe.CanSSA(t)) { break } v.reset(OpStructMake4) v0 := b.NewValue0(v.Pos, OpLoad, t.FieldType(0)) v0.AddArg(ptr) v0.AddArg(mem) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpLoad, t.FieldType(1)) v2 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(1).PtrTo()) v2.AuxInt = t.FieldOff(1) v2.AddArg(ptr) v1.AddArg(v2) v1.AddArg(mem) v.AddArg(v1) v3 := b.NewValue0(v.Pos, OpLoad, t.FieldType(2)) v4 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(2).PtrTo()) v4.AuxInt = t.FieldOff(2) v4.AddArg(ptr) v3.AddArg(v4) v3.AddArg(mem) v.AddArg(v3) v5 := b.NewValue0(v.Pos, OpLoad, t.FieldType(3)) v6 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(3).PtrTo()) v6.AuxInt = t.FieldOff(3) v6.AddArg(ptr) v5.AddArg(v6) v5.AddArg(mem) v.AddArg(v5) return true } // match: (Load <t> _ _) // cond: t.IsArray() && t.NumElem() == 0 // result: (ArrayMake0) for { t := v.Type if !(t.IsArray() && t.NumElem() == 0) { break } v.reset(OpArrayMake0) return true } // match: (Load <t> ptr mem) // cond: t.IsArray() && t.NumElem() == 1 && config.fe.CanSSA(t) // result: (ArrayMake1 (Load <t.ElemType()> ptr mem)) for { t := v.Type ptr := v.Args[0] mem := v.Args[1] if !(t.IsArray() && t.NumElem() == 1 && config.fe.CanSSA(t)) { break } v.reset(OpArrayMake1) v0 := b.NewValue0(v.Pos, OpLoad, t.ElemType()) v0.AddArg(ptr) v0.AddArg(mem) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpLsh16x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh16x16 <t> x (Const16 [c])) // cond: // result: (Lsh16x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpLsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Lsh16x16 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh16x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh16x32 <t> x (Const32 [c])) // cond: // result: (Lsh16x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpLsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Lsh16x32 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh16x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh16x64 (Const16 [c]) (Const64 [d])) // cond: // result: (Const16 [int64(int16(c) << uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c) << uint64(d)) return true } // match: (Lsh16x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Lsh16x64 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Lsh16x64 _ (Const64 [c])) // cond: uint64(c) >= 16 // result: (Const16 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 16) { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Lsh16x64 <t> (Lsh16x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Lsh16x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpLsh16x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpLsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Lsh16x64 (Rsh16Ux64 (Lsh16x64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Lsh16x64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpRsh16Ux64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpLsh16x64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpLsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpLsh16x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh16x8 <t> x (Const8 [c])) // cond: // result: (Lsh16x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpLsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Lsh16x8 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh32x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh32x16 <t> x (Const16 [c])) // cond: // result: (Lsh32x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpLsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Lsh32x16 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh32x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh32x32 <t> x (Const32 [c])) // cond: // result: (Lsh32x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpLsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Lsh32x32 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh32x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh32x64 (Const32 [c]) (Const64 [d])) // cond: // result: (Const32 [int64(int32(c) << uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(c) << uint64(d)) return true } // match: (Lsh32x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Lsh32x64 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Lsh32x64 _ (Const64 [c])) // cond: uint64(c) >= 32 // result: (Const32 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 32) { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Lsh32x64 <t> (Lsh32x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Lsh32x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpLsh32x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpLsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Lsh32x64 (Rsh32Ux64 (Lsh32x64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Lsh32x64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpRsh32Ux64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpLsh32x64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpLsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpLsh32x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh32x8 <t> x (Const8 [c])) // cond: // result: (Lsh32x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpLsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Lsh32x8 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh64x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh64x16 <t> x (Const16 [c])) // cond: // result: (Lsh64x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpLsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Lsh64x16 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh64x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh64x32 <t> x (Const32 [c])) // cond: // result: (Lsh64x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpLsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Lsh64x32 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh64x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh64x64 (Const64 [c]) (Const64 [d])) // cond: // result: (Const64 [c << uint64(d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst64) v.AuxInt = c << uint64(d) return true } // match: (Lsh64x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Lsh64x64 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Lsh64x64 _ (Const64 [c])) // cond: uint64(c) >= 64 // result: (Const64 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 64) { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Lsh64x64 <t> (Lsh64x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Lsh64x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpLsh64x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpLsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Lsh64x64 (Rsh64Ux64 (Lsh64x64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Lsh64x64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpRsh64Ux64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpLsh64x64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpLsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpLsh64x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh64x8 <t> x (Const8 [c])) // cond: // result: (Lsh64x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpLsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Lsh64x8 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh8x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh8x16 <t> x (Const16 [c])) // cond: // result: (Lsh8x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpLsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Lsh8x16 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh8x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh8x32 <t> x (Const32 [c])) // cond: // result: (Lsh8x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpLsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Lsh8x32 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpLsh8x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh8x64 (Const8 [c]) (Const64 [d])) // cond: // result: (Const8 [int64(int8(c) << uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c) << uint64(d)) return true } // match: (Lsh8x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Lsh8x64 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Lsh8x64 _ (Const64 [c])) // cond: uint64(c) >= 8 // result: (Const8 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 8) { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Lsh8x64 <t> (Lsh8x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Lsh8x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpLsh8x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpLsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Lsh8x64 (Rsh8Ux64 (Lsh8x64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Lsh8x64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpRsh8Ux64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpLsh8x64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpLsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpLsh8x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Lsh8x8 <t> x (Const8 [c])) // cond: // result: (Lsh8x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpLsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Lsh8x8 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpMod16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod16 (Const16 [c]) (Const16 [d])) // cond: d != 0 // result: (Const16 [int64(int16(c % d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst16) v.AuxInt = int64(int16(c % d)) return true } // match: (Mod16 <t> n (Const16 [c])) // cond: c < 0 && c != -1<<15 // result: (Mod16 <t> n (Const16 <t> [-c])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<15) { break } v.reset(OpMod16) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = -c v.AddArg(v0) return true } // match: (Mod16 <t> x (Const16 [c])) // cond: x.Op != OpConst16 && (c > 0 || c == -1<<15) // result: (Sub16 x (Mul16 <t> (Div16 <t> x (Const16 <t> [c])) (Const16 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(x.Op != OpConst16 && (c > 0 || c == -1<<15)) { break } v.reset(OpSub16) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul16, t) v1 := b.NewValue0(v.Pos, OpDiv16, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst16, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst16, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod16u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod16u (Const16 [c]) (Const16 [d])) // cond: d != 0 // result: (Const16 [int64(uint16(c) % uint16(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst16) v.AuxInt = int64(uint16(c) % uint16(d)) return true } // match: (Mod16u <t> n (Const16 [c])) // cond: isPowerOfTwo(c&0xffff) // result: (And16 n (Const16 <t> [(c&0xffff)-1])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(isPowerOfTwo(c & 0xffff)) { break } v.reset(OpAnd16) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = (c & 0xffff) - 1 v.AddArg(v0) return true } // match: (Mod16u <t> x (Const16 [c])) // cond: x.Op != OpConst16 && c > 0 && umagicOK(16,c) // result: (Sub16 x (Mul16 <t> (Div16u <t> x (Const16 <t> [c])) (Const16 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(x.Op != OpConst16 && c > 0 && umagicOK(16, c)) { break } v.reset(OpSub16) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul16, t) v1 := b.NewValue0(v.Pos, OpDiv16u, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst16, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst16, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod32 (Const32 [c]) (Const32 [d])) // cond: d != 0 // result: (Const32 [int64(int32(c % d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst32) v.AuxInt = int64(int32(c % d)) return true } // match: (Mod32 <t> n (Const32 [c])) // cond: c < 0 && c != -1<<31 // result: (Mod32 <t> n (Const32 <t> [-c])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<31) { break } v.reset(OpMod32) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = -c v.AddArg(v0) return true } // match: (Mod32 <t> x (Const32 [c])) // cond: x.Op != OpConst32 && (c > 0 || c == -1<<31) // result: (Sub32 x (Mul32 <t> (Div32 <t> x (Const32 <t> [c])) (Const32 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(x.Op != OpConst32 && (c > 0 || c == -1<<31)) { break } v.reset(OpSub32) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul32, t) v1 := b.NewValue0(v.Pos, OpDiv32, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst32, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst32, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod32u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod32u (Const32 [c]) (Const32 [d])) // cond: d != 0 // result: (Const32 [int64(uint32(c) % uint32(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst32) v.AuxInt = int64(uint32(c) % uint32(d)) return true } // match: (Mod32u <t> n (Const32 [c])) // cond: isPowerOfTwo(c&0xffffffff) // result: (And32 n (Const32 <t> [(c&0xffffffff)-1])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(isPowerOfTwo(c & 0xffffffff)) { break } v.reset(OpAnd32) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = (c & 0xffffffff) - 1 v.AddArg(v0) return true } // match: (Mod32u <t> x (Const32 [c])) // cond: x.Op != OpConst32 && c > 0 && umagicOK(32,c) // result: (Sub32 x (Mul32 <t> (Div32u <t> x (Const32 <t> [c])) (Const32 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(x.Op != OpConst32 && c > 0 && umagicOK(32, c)) { break } v.reset(OpSub32) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul32, t) v1 := b.NewValue0(v.Pos, OpDiv32u, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst32, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst32, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod64 (Const64 [c]) (Const64 [d])) // cond: d != 0 // result: (Const64 [c % d]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst64) v.AuxInt = c % d return true } // match: (Mod64 <t> n (Const64 [c])) // cond: c < 0 && c != -1<<63 // result: (Mod64 <t> n (Const64 <t> [-c])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<63) { break } v.reset(OpMod64) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = -c v.AddArg(v0) return true } // match: (Mod64 <t> x (Const64 [c])) // cond: x.Op != OpConst64 && (c > 0 || c == -1<<63) // result: (Sub64 x (Mul64 <t> (Div64 <t> x (Const64 <t> [c])) (Const64 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(x.Op != OpConst64 && (c > 0 || c == -1<<63)) { break } v.reset(OpSub64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul64, t) v1 := b.NewValue0(v.Pos, OpDiv64, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst64, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst64, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod64u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod64u (Const64 [c]) (Const64 [d])) // cond: d != 0 // result: (Const64 [int64(uint64(c) % uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst64) v.AuxInt = int64(uint64(c) % uint64(d)) return true } // match: (Mod64u <t> n (Const64 [c])) // cond: isPowerOfTwo(c) // result: (And64 n (Const64 <t> [c-1])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpAnd64) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c - 1 v.AddArg(v0) return true } // match: (Mod64u <t> x (Const64 [c])) // cond: x.Op != OpConst64 && c > 0 && umagicOK(64,c) // result: (Sub64 x (Mul64 <t> (Div64u <t> x (Const64 <t> [c])) (Const64 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(x.Op != OpConst64 && c > 0 && umagicOK(64, c)) { break } v.reset(OpSub64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul64, t) v1 := b.NewValue0(v.Pos, OpDiv64u, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst64, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst64, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod8 (Const8 [c]) (Const8 [d])) // cond: d != 0 // result: (Const8 [int64(int8(c % d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst8) v.AuxInt = int64(int8(c % d)) return true } // match: (Mod8 <t> n (Const8 [c])) // cond: c < 0 && c != -1<<7 // result: (Mod8 <t> n (Const8 <t> [-c])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(c < 0 && c != -1<<7) { break } v.reset(OpMod8) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = -c v.AddArg(v0) return true } // match: (Mod8 <t> x (Const8 [c])) // cond: x.Op != OpConst8 && (c > 0 || c == -1<<7) // result: (Sub8 x (Mul8 <t> (Div8 <t> x (Const8 <t> [c])) (Const8 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(x.Op != OpConst8 && (c > 0 || c == -1<<7)) { break } v.reset(OpSub8) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul8, t) v1 := b.NewValue0(v.Pos, OpDiv8, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst8, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst8, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMod8u(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mod8u (Const8 [c]) (Const8 [d])) // cond: d != 0 // result: (Const8 [int64(uint8(c) % uint8(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt if !(d != 0) { break } v.reset(OpConst8) v.AuxInt = int64(uint8(c) % uint8(d)) return true } // match: (Mod8u <t> n (Const8 [c])) // cond: isPowerOfTwo(c&0xff) // result: (And8 n (Const8 <t> [(c&0xff)-1])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(isPowerOfTwo(c & 0xff)) { break } v.reset(OpAnd8) v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = (c & 0xff) - 1 v.AddArg(v0) return true } // match: (Mod8u <t> x (Const8 [c])) // cond: x.Op != OpConst8 && c > 0 && umagicOK(8 ,c) // result: (Sub8 x (Mul8 <t> (Div8u <t> x (Const8 <t> [c])) (Const8 <t> [c]))) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(x.Op != OpConst8 && c > 0 && umagicOK(8, c)) { break } v.reset(OpSub8) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpMul8, t) v1 := b.NewValue0(v.Pos, OpDiv8u, t) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpConst8, t) v2.AuxInt = c v1.AddArg(v2) v0.AddArg(v1) v3 := b.NewValue0(v.Pos, OpConst8, t) v3.AuxInt = c v0.AddArg(v3) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpMul16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mul16 (Const16 [c]) (Const16 [d])) // cond: // result: (Const16 [int64(int16(c*d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c * d)) return true } // match: (Mul16 (Const16 [1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul16 (Const16 [-1]) x) // cond: // result: (Neg16 x) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpNeg16) v.AddArg(x) return true } // match: (Mul16 <t> n (Const16 [c])) // cond: isPowerOfTwo(c) // result: (Lsh16x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpLsh16x64) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c) v.AddArg(v0) return true } // match: (Mul16 <t> n (Const16 [c])) // cond: t.IsSigned() && isPowerOfTwo(-c) // result: (Neg16 (Lsh16x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(-c)]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt if !(t.IsSigned() && isPowerOfTwo(-c)) { break } v.reset(OpNeg16) v0 := b.NewValue0(v.Pos, OpLsh16x64, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v1.AuxInt = log2(-c) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Mul16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Mul16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpMul16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Mul16 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpMul32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mul32 (Const32 [c]) (Const32 [d])) // cond: // result: (Const32 [int64(int32(c*d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(c * d)) return true } // match: (Mul32 (Const32 [1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul32 (Const32 [-1]) x) // cond: // result: (Neg32 x) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpNeg32) v.AddArg(x) return true } // match: (Mul32 <t> n (Const32 [c])) // cond: isPowerOfTwo(c) // result: (Lsh32x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpLsh32x64) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c) v.AddArg(v0) return true } // match: (Mul32 <t> n (Const32 [c])) // cond: t.IsSigned() && isPowerOfTwo(-c) // result: (Neg32 (Lsh32x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(-c)]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt if !(t.IsSigned() && isPowerOfTwo(-c)) { break } v.reset(OpNeg32) v0 := b.NewValue0(v.Pos, OpLsh32x64, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v1.AuxInt = log2(-c) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Mul32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Mul32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpMul32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Mul32 (Const32 <t> [c]) (Add32 <t> (Const32 <t> [d]) x)) // cond: // result: (Add32 (Const32 <t> [int64(int32(c*d))]) (Mul32 <t> (Const32 <t> [c]) x)) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd32 { break } if v_1.Type != t { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst32 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpAdd32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = int64(int32(c * d)) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpMul32, t) v2 := b.NewValue0(v.Pos, OpConst32, t) v2.AuxInt = c v1.AddArg(v2) v1.AddArg(x) v.AddArg(v1) return true } // match: (Mul32 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpMul32F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mul32F (Const32F [c]) (Const32F [d])) // cond: // result: (Const32F [f2i(float64(i2f32(c) * i2f32(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32F { break } d := v_1.AuxInt v.reset(OpConst32F) v.AuxInt = f2i(float64(i2f32(c) * i2f32(d))) return true } // match: (Mul32F x (Const32F [f2i(1)])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32F { break } if v_1.AuxInt != f2i(1) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul32F (Const32F [f2i(1)]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } if v_0.AuxInt != f2i(1) { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul32F x (Const32F [f2i(-1)])) // cond: // result: (Neg32F x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32F { break } if v_1.AuxInt != f2i(-1) { break } v.reset(OpNeg32F) v.AddArg(x) return true } // match: (Mul32F (Const32F [f2i(-1)]) x) // cond: // result: (Neg32F x) for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } if v_0.AuxInt != f2i(-1) { break } x := v.Args[1] v.reset(OpNeg32F) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpMul64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mul64 (Const64 [c]) (Const64 [d])) // cond: // result: (Const64 [c*d]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst64) v.AuxInt = c * d return true } // match: (Mul64 (Const64 [1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul64 (Const64 [-1]) x) // cond: // result: (Neg64 x) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpNeg64) v.AddArg(x) return true } // match: (Mul64 <t> n (Const64 [c])) // cond: isPowerOfTwo(c) // result: (Lsh64x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpLsh64x64) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c) v.AddArg(v0) return true } // match: (Mul64 <t> n (Const64 [c])) // cond: t.IsSigned() && isPowerOfTwo(-c) // result: (Neg64 (Lsh64x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(-c)]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(t.IsSigned() && isPowerOfTwo(-c)) { break } v.reset(OpNeg64) v0 := b.NewValue0(v.Pos, OpLsh64x64, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v1.AuxInt = log2(-c) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Mul64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Mul64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpMul64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Mul64 (Const64 <t> [c]) (Add64 <t> (Const64 <t> [d]) x)) // cond: // result: (Add64 (Const64 <t> [c*d]) (Mul64 <t> (Const64 <t> [c]) x)) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd64 { break } if v_1.Type != t { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst64 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpAdd64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c * d v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpMul64, t) v2 := b.NewValue0(v.Pos, OpConst64, t) v2.AuxInt = c v1.AddArg(v2) v1.AddArg(x) v.AddArg(v1) return true } // match: (Mul64 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpMul64F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mul64F (Const64F [c]) (Const64F [d])) // cond: // result: (Const64F [f2i(i2f(c) * i2f(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64F { break } d := v_1.AuxInt v.reset(OpConst64F) v.AuxInt = f2i(i2f(c) * i2f(d)) return true } // match: (Mul64F x (Const64F [f2i(1)])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64F { break } if v_1.AuxInt != f2i(1) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul64F (Const64F [f2i(1)]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } if v_0.AuxInt != f2i(1) { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul64F x (Const64F [f2i(-1)])) // cond: // result: (Neg64F x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64F { break } if v_1.AuxInt != f2i(-1) { break } v.reset(OpNeg64F) v.AddArg(x) return true } // match: (Mul64F (Const64F [f2i(-1)]) x) // cond: // result: (Neg64F x) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } if v_0.AuxInt != f2i(-1) { break } x := v.Args[1] v.reset(OpNeg64F) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpMul8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Mul8 (Const8 [c]) (Const8 [d])) // cond: // result: (Const8 [int64(int8(c*d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c * d)) return true } // match: (Mul8 (Const8 [1]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 1 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Mul8 (Const8 [-1]) x) // cond: // result: (Neg8 x) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != -1 { break } x := v.Args[1] v.reset(OpNeg8) v.AddArg(x) return true } // match: (Mul8 <t> n (Const8 [c])) // cond: isPowerOfTwo(c) // result: (Lsh8x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(c)])) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(isPowerOfTwo(c)) { break } v.reset(OpLsh8x64) v.Type = t v.AddArg(n) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = log2(c) v.AddArg(v0) return true } // match: (Mul8 <t> n (Const8 [c])) // cond: t.IsSigned() && isPowerOfTwo(-c) // result: (Neg8 (Lsh8x64 <t> n (Const64 <config.fe.TypeUInt64()> [log2(-c)]))) for { t := v.Type n := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt if !(t.IsSigned() && isPowerOfTwo(-c)) { break } v.reset(OpNeg8) v0 := b.NewValue0(v.Pos, OpLsh8x64, t) v0.AddArg(n) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v1.AuxInt = log2(-c) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Mul8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Mul8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpMul8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Mul8 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpNeg16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neg16 (Sub16 x y)) // cond: // result: (Sub16 y x) for { v_0 := v.Args[0] if v_0.Op != OpSub16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSub16) v.AddArg(y) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpNeg32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neg32 (Sub32 x y)) // cond: // result: (Sub32 y x) for { v_0 := v.Args[0] if v_0.Op != OpSub32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSub32) v.AddArg(y) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpNeg64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neg64 (Sub64 x y)) // cond: // result: (Sub64 y x) for { v_0 := v.Args[0] if v_0.Op != OpSub64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSub64) v.AddArg(y) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpNeg8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neg8 (Sub8 x y)) // cond: // result: (Sub8 y x) for { v_0 := v.Args[0] if v_0.Op != OpSub8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSub8) v.AddArg(y) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpNeq16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neq16 x x) // cond: // result: (ConstBool [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 0 return true } // match: (Neq16 (Const16 <t> [c]) (Add16 (Const16 <t> [d]) x)) // cond: // result: (Neq16 (Const16 <t> [int64(int16(c-d))]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd16 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst16 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpNeq16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = int64(int16(c - d)) v.AddArg(v0) v.AddArg(x) return true } // match: (Neq16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Neq16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpNeq16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Neq16 (Const16 [c]) (Const16 [d])) // cond: // result: (ConstBool [b2i(c != d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c != d) return true } return false } func rewriteValuegeneric_OpNeq32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neq32 x x) // cond: // result: (ConstBool [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 0 return true } // match: (Neq32 (Const32 <t> [c]) (Add32 (Const32 <t> [d]) x)) // cond: // result: (Neq32 (Const32 <t> [int64(int32(c-d))]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd32 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst32 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpNeq32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = int64(int32(c - d)) v.AddArg(v0) v.AddArg(x) return true } // match: (Neq32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Neq32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpNeq32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Neq32 (Const32 [c]) (Const32 [d])) // cond: // result: (ConstBool [b2i(c != d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c != d) return true } return false } func rewriteValuegeneric_OpNeq64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neq64 x x) // cond: // result: (ConstBool [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 0 return true } // match: (Neq64 (Const64 <t> [c]) (Add64 (Const64 <t> [d]) x)) // cond: // result: (Neq64 (Const64 <t> [c-d]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd64 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst64 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpNeq64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c - d v.AddArg(v0) v.AddArg(x) return true } // match: (Neq64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Neq64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpNeq64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Neq64 (Const64 [c]) (Const64 [d])) // cond: // result: (ConstBool [b2i(c != d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c != d) return true } return false } func rewriteValuegeneric_OpNeq8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Neq8 x x) // cond: // result: (ConstBool [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConstBool) v.AuxInt = 0 return true } // match: (Neq8 (Const8 <t> [c]) (Add8 (Const8 <t> [d]) x)) // cond: // result: (Neq8 (Const8 <t> [int64(int8(c-d))]) x) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } t := v_0.Type c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpAdd8 { break } v_1_0 := v_1.Args[0] if v_1_0.Op != OpConst8 { break } if v_1_0.Type != t { break } d := v_1_0.AuxInt x := v_1.Args[1] v.reset(OpNeq8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = int64(int8(c - d)) v.AddArg(v0) v.AddArg(x) return true } // match: (Neq8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Neq8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpNeq8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Neq8 (Const8 [c]) (Const8 [d])) // cond: // result: (ConstBool [b2i(c != d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c != d) return true } return false } func rewriteValuegeneric_OpNeqB(v *Value, config *Config) bool { b := v.Block _ = b // match: (NeqB (ConstBool [c]) (ConstBool [d])) // cond: // result: (ConstBool [b2i(c != d)]) for { v_0 := v.Args[0] if v_0.Op != OpConstBool { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConstBool { break } d := v_1.AuxInt v.reset(OpConstBool) v.AuxInt = b2i(c != d) return true } // match: (NeqB (ConstBool [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConstBool { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (NeqB (ConstBool [1]) x) // cond: // result: (Not x) for { v_0 := v.Args[0] if v_0.Op != OpConstBool { break } if v_0.AuxInt != 1 { break } x := v.Args[1] v.reset(OpNot) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpNeqInter(v *Value, config *Config) bool { b := v.Block _ = b // match: (NeqInter x y) // cond: // result: (NeqPtr (ITab x) (ITab y)) for { x := v.Args[0] y := v.Args[1] v.reset(OpNeqPtr) v0 := b.NewValue0(v.Pos, OpITab, config.fe.TypeBytePtr()) v0.AddArg(x) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpITab, config.fe.TypeBytePtr()) v1.AddArg(y) v.AddArg(v1) return true } } func rewriteValuegeneric_OpNeqPtr(v *Value, config *Config) bool { b := v.Block _ = b // match: (NeqPtr p (ConstNil)) // cond: // result: (IsNonNil p) for { p := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConstNil { break } v.reset(OpIsNonNil) v.AddArg(p) return true } // match: (NeqPtr (ConstNil) p) // cond: // result: (IsNonNil p) for { v_0 := v.Args[0] if v_0.Op != OpConstNil { break } p := v.Args[1] v.reset(OpIsNonNil) v.AddArg(p) return true } return false } func rewriteValuegeneric_OpNeqSlice(v *Value, config *Config) bool { b := v.Block _ = b // match: (NeqSlice x y) // cond: // result: (NeqPtr (SlicePtr x) (SlicePtr y)) for { x := v.Args[0] y := v.Args[1] v.reset(OpNeqPtr) v0 := b.NewValue0(v.Pos, OpSlicePtr, config.fe.TypeBytePtr()) v0.AddArg(x) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpSlicePtr, config.fe.TypeBytePtr()) v1.AddArg(y) v.AddArg(v1) return true } } func rewriteValuegeneric_OpNilCheck(v *Value, config *Config) bool { b := v.Block _ = b // match: (NilCheck (GetG mem) mem) // cond: // result: mem for { v_0 := v.Args[0] if v_0.Op != OpGetG { break } mem := v_0.Args[0] if mem != v.Args[1] { break } v.reset(OpCopy) v.Type = mem.Type v.AddArg(mem) return true } // match: (NilCheck (Load (OffPtr [c] (SP)) mem) mem) // cond: mem.Op == OpStaticCall && isSameSym(mem.Aux, "runtime.newobject") && c == config.ctxt.FixedFrameSize() + config.RegSize && warnRule(config.Debug_checknil() && v.Pos.Line() > 1, v, "removed nil check") // result: (Invalid) for { v_0 := v.Args[0] if v_0.Op != OpLoad { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpOffPtr { break } c := v_0_0.AuxInt v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpSP { break } mem := v_0.Args[1] if mem != v.Args[1] { break } if !(mem.Op == OpStaticCall && isSameSym(mem.Aux, "runtime.newobject") && c == config.ctxt.FixedFrameSize()+config.RegSize && warnRule(config.Debug_checknil() && v.Pos.Line() > 1, v, "removed nil check")) { break } v.reset(OpInvalid) return true } // match: (NilCheck (OffPtr (Load (OffPtr [c] (SP)) mem)) mem) // cond: mem.Op == OpStaticCall && isSameSym(mem.Aux, "runtime.newobject") && c == config.ctxt.FixedFrameSize() + config.RegSize && warnRule(config.Debug_checknil() && v.Pos.Line() > 1, v, "removed nil check") // result: (Invalid) for { v_0 := v.Args[0] if v_0.Op != OpOffPtr { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpLoad { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpOffPtr { break } c := v_0_0_0.AuxInt v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpSP { break } mem := v_0_0.Args[1] if mem != v.Args[1] { break } if !(mem.Op == OpStaticCall && isSameSym(mem.Aux, "runtime.newobject") && c == config.ctxt.FixedFrameSize()+config.RegSize && warnRule(config.Debug_checknil() && v.Pos.Line() > 1, v, "removed nil check")) { break } v.reset(OpInvalid) return true } return false } func rewriteValuegeneric_OpNot(v *Value, config *Config) bool { b := v.Block _ = b // match: (Not (Eq64 x y)) // cond: // result: (Neq64 x y) for { v_0 := v.Args[0] if v_0.Op != OpEq64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpNeq64) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Eq32 x y)) // cond: // result: (Neq32 x y) for { v_0 := v.Args[0] if v_0.Op != OpEq32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpNeq32) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Eq16 x y)) // cond: // result: (Neq16 x y) for { v_0 := v.Args[0] if v_0.Op != OpEq16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpNeq16) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Eq8 x y)) // cond: // result: (Neq8 x y) for { v_0 := v.Args[0] if v_0.Op != OpEq8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpNeq8) v.AddArg(x) v.AddArg(y) return true } // match: (Not (EqB x y)) // cond: // result: (NeqB x y) for { v_0 := v.Args[0] if v_0.Op != OpEqB { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpNeqB) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Neq64 x y)) // cond: // result: (Eq64 x y) for { v_0 := v.Args[0] if v_0.Op != OpNeq64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpEq64) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Neq32 x y)) // cond: // result: (Eq32 x y) for { v_0 := v.Args[0] if v_0.Op != OpNeq32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpEq32) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Neq16 x y)) // cond: // result: (Eq16 x y) for { v_0 := v.Args[0] if v_0.Op != OpNeq16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpEq16) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Neq8 x y)) // cond: // result: (Eq8 x y) for { v_0 := v.Args[0] if v_0.Op != OpNeq8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpEq8) v.AddArg(x) v.AddArg(y) return true } // match: (Not (NeqB x y)) // cond: // result: (EqB x y) for { v_0 := v.Args[0] if v_0.Op != OpNeqB { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpEqB) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater64 x y)) // cond: // result: (Leq64 x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq64) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater32 x y)) // cond: // result: (Leq32 x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq32) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater16 x y)) // cond: // result: (Leq16 x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq16) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater8 x y)) // cond: // result: (Leq8 x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq8) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater64U x y)) // cond: // result: (Leq64U x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater64U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq64U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater32U x y)) // cond: // result: (Leq32U x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater32U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq32U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater16U x y)) // cond: // result: (Leq16U x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater16U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq16U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Greater8U x y)) // cond: // result: (Leq8U x y) for { v_0 := v.Args[0] if v_0.Op != OpGreater8U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLeq8U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq64 x y)) // cond: // result: (Less64 x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess64) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq32 x y)) // cond: // result: (Less32 x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess32) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq16 x y)) // cond: // result: (Less16 x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess16) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq8 x y)) // cond: // result: (Less8 x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess8) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq64U x y)) // cond: // result: (Less64U x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq64U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess64U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq32U x y)) // cond: // result: (Less32U x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq32U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess32U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq16U x y)) // cond: // result: (Less16U x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq16U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess16U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Geq8U x y)) // cond: // result: (Less8U x y) for { v_0 := v.Args[0] if v_0.Op != OpGeq8U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpLess8U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less64 x y)) // cond: // result: (Geq64 x y) for { v_0 := v.Args[0] if v_0.Op != OpLess64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq64) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less32 x y)) // cond: // result: (Geq32 x y) for { v_0 := v.Args[0] if v_0.Op != OpLess32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq32) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less16 x y)) // cond: // result: (Geq16 x y) for { v_0 := v.Args[0] if v_0.Op != OpLess16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq16) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less8 x y)) // cond: // result: (Geq8 x y) for { v_0 := v.Args[0] if v_0.Op != OpLess8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq8) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less64U x y)) // cond: // result: (Geq64U x y) for { v_0 := v.Args[0] if v_0.Op != OpLess64U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq64U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less32U x y)) // cond: // result: (Geq32U x y) for { v_0 := v.Args[0] if v_0.Op != OpLess32U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq32U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less16U x y)) // cond: // result: (Geq16U x y) for { v_0 := v.Args[0] if v_0.Op != OpLess16U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq16U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Less8U x y)) // cond: // result: (Geq8U x y) for { v_0 := v.Args[0] if v_0.Op != OpLess8U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGeq8U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq64 x y)) // cond: // result: (Greater64 x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq64 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater64) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq32 x y)) // cond: // result: (Greater32 x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq32 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater32) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq16 x y)) // cond: // result: (Greater16 x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq16 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater16) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq8 x y)) // cond: // result: (Greater8 x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq8 { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater8) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq64U x y)) // cond: // result: (Greater64U x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq64U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater64U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq32U x y)) // cond: // result: (Greater32U x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq32U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater32U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq16U x y)) // cond: // result: (Greater16U x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq16U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater16U) v.AddArg(x) v.AddArg(y) return true } // match: (Not (Leq8U x y)) // cond: // result: (Greater8U x y) for { v_0 := v.Args[0] if v_0.Op != OpLeq8U { break } x := v_0.Args[0] y := v_0.Args[1] v.reset(OpGreater8U) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpOffPtr(v *Value, config *Config) bool { b := v.Block _ = b // match: (OffPtr (OffPtr p [b]) [a]) // cond: // result: (OffPtr p [a+b]) for { a := v.AuxInt v_0 := v.Args[0] if v_0.Op != OpOffPtr { break } b := v_0.AuxInt p := v_0.Args[0] v.reset(OpOffPtr) v.AuxInt = a + b v.AddArg(p) return true } // match: (OffPtr p [0]) // cond: v.Type.Compare(p.Type) == CMPeq // result: p for { if v.AuxInt != 0 { break } p := v.Args[0] if !(v.Type.Compare(p.Type) == CMPeq) { break } v.reset(OpCopy) v.Type = p.Type v.AddArg(p) return true } return false } func rewriteValuegeneric_OpOr16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Or16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Or16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpOr16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Or16 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or16 (Const16 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or16 (Const16 [-1]) _) // cond: // result: (Const16 [-1]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != -1 { break } v.reset(OpConst16) v.AuxInt = -1 return true } // match: (Or16 x (Or16 x y)) // cond: // result: (Or16 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr16 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpOr16) v.AddArg(x) v.AddArg(y) return true } // match: (Or16 x (Or16 y x)) // cond: // result: (Or16 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr16 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpOr16) v.AddArg(x) v.AddArg(y) return true } // match: (Or16 (Or16 x y) x) // cond: // result: (Or16 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr16 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpOr16) v.AddArg(x) v.AddArg(y) return true } // match: (Or16 (Or16 x y) y) // cond: // result: (Or16 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr16 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpOr16) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpOr32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Or32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Or32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpOr32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Or32 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or32 (Const32 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or32 (Const32 [-1]) _) // cond: // result: (Const32 [-1]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != -1 { break } v.reset(OpConst32) v.AuxInt = -1 return true } // match: (Or32 x (Or32 x y)) // cond: // result: (Or32 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr32 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpOr32) v.AddArg(x) v.AddArg(y) return true } // match: (Or32 x (Or32 y x)) // cond: // result: (Or32 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr32 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpOr32) v.AddArg(x) v.AddArg(y) return true } // match: (Or32 (Or32 x y) x) // cond: // result: (Or32 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr32 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpOr32) v.AddArg(x) v.AddArg(y) return true } // match: (Or32 (Or32 x y) y) // cond: // result: (Or32 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr32 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpOr32) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpOr64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Or64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Or64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpOr64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Or64 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or64 (Const64 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or64 (Const64 [-1]) _) // cond: // result: (Const64 [-1]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != -1 { break } v.reset(OpConst64) v.AuxInt = -1 return true } // match: (Or64 x (Or64 x y)) // cond: // result: (Or64 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr64 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpOr64) v.AddArg(x) v.AddArg(y) return true } // match: (Or64 x (Or64 y x)) // cond: // result: (Or64 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr64 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpOr64) v.AddArg(x) v.AddArg(y) return true } // match: (Or64 (Or64 x y) x) // cond: // result: (Or64 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr64 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpOr64) v.AddArg(x) v.AddArg(y) return true } // match: (Or64 (Or64 x y) y) // cond: // result: (Or64 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr64 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpOr64) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpOr8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Or8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Or8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpOr8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Or8 x x) // cond: // result: x for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or8 (Const8 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Or8 (Const8 [-1]) _) // cond: // result: (Const8 [-1]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != -1 { break } v.reset(OpConst8) v.AuxInt = -1 return true } // match: (Or8 x (Or8 x y)) // cond: // result: (Or8 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr8 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpOr8) v.AddArg(x) v.AddArg(y) return true } // match: (Or8 x (Or8 y x)) // cond: // result: (Or8 x y) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpOr8 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpOr8) v.AddArg(x) v.AddArg(y) return true } // match: (Or8 (Or8 x y) x) // cond: // result: (Or8 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr8 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpOr8) v.AddArg(x) v.AddArg(y) return true } // match: (Or8 (Or8 x y) y) // cond: // result: (Or8 x y) for { v_0 := v.Args[0] if v_0.Op != OpOr8 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpOr8) v.AddArg(x) v.AddArg(y) return true } return false } func rewriteValuegeneric_OpPhi(v *Value, config *Config) bool { b := v.Block _ = b // match: (Phi (Const8 [c]) (Const8 [c])) // cond: // result: (Const8 [c]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } if v_1.AuxInt != c { break } if len(v.Args) != 2 { break } v.reset(OpConst8) v.AuxInt = c return true } // match: (Phi (Const16 [c]) (Const16 [c])) // cond: // result: (Const16 [c]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } if v_1.AuxInt != c { break } if len(v.Args) != 2 { break } v.reset(OpConst16) v.AuxInt = c return true } // match: (Phi (Const32 [c]) (Const32 [c])) // cond: // result: (Const32 [c]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } if v_1.AuxInt != c { break } if len(v.Args) != 2 { break } v.reset(OpConst32) v.AuxInt = c return true } // match: (Phi (Const64 [c]) (Const64 [c])) // cond: // result: (Const64 [c]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != c { break } if len(v.Args) != 2 { break } v.reset(OpConst64) v.AuxInt = c return true } return false } func rewriteValuegeneric_OpPtrIndex(v *Value, config *Config) bool { b := v.Block _ = b // match: (PtrIndex <t> ptr idx) // cond: config.PtrSize == 4 // result: (AddPtr ptr (Mul32 <config.fe.TypeInt()> idx (Const32 <config.fe.TypeInt()> [t.ElemType().Size()]))) for { t := v.Type ptr := v.Args[0] idx := v.Args[1] if !(config.PtrSize == 4) { break } v.reset(OpAddPtr) v.AddArg(ptr) v0 := b.NewValue0(v.Pos, OpMul32, config.fe.TypeInt()) v0.AddArg(idx) v1 := b.NewValue0(v.Pos, OpConst32, config.fe.TypeInt()) v1.AuxInt = t.ElemType().Size() v0.AddArg(v1) v.AddArg(v0) return true } // match: (PtrIndex <t> ptr idx) // cond: config.PtrSize == 8 // result: (AddPtr ptr (Mul64 <config.fe.TypeInt()> idx (Const64 <config.fe.TypeInt()> [t.ElemType().Size()]))) for { t := v.Type ptr := v.Args[0] idx := v.Args[1] if !(config.PtrSize == 8) { break } v.reset(OpAddPtr) v.AddArg(ptr) v0 := b.NewValue0(v.Pos, OpMul64, config.fe.TypeInt()) v0.AddArg(idx) v1 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeInt()) v1.AuxInt = t.ElemType().Size() v0.AddArg(v1) v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh16Ux16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16Ux16 <t> x (Const16 [c])) // cond: // result: (Rsh16Ux64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh16Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh16Ux16 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh16Ux32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16Ux32 <t> x (Const32 [c])) // cond: // result: (Rsh16Ux64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh16Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh16Ux32 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh16Ux64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16Ux64 (Const16 [c]) (Const64 [d])) // cond: // result: (Const16 [int64(int16(uint16(c) >> uint64(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(uint16(c) >> uint64(d))) return true } // match: (Rsh16Ux64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh16Ux64 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Rsh16Ux64 _ (Const64 [c])) // cond: uint64(c) >= 16 // result: (Const16 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 16) { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Rsh16Ux64 <t> (Rsh16Ux64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh16Ux64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh16Ux64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh16Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Rsh16Ux64 (Lsh16x64 (Rsh16Ux64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Rsh16Ux64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpLsh16x64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpRsh16Ux64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpRsh16Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh16Ux8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16Ux8 <t> x (Const8 [c])) // cond: // result: (Rsh16Ux64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh16Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh16Ux8 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh16x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16x16 <t> x (Const16 [c])) // cond: // result: (Rsh16x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh16x16 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh16x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16x32 <t> x (Const32 [c])) // cond: // result: (Rsh16x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh16x32 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh16x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16x64 (Const16 [c]) (Const64 [d])) // cond: // result: (Const16 [int64(int16(c) >> uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c) >> uint64(d)) return true } // match: (Rsh16x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh16x64 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Rsh16x64 <t> (Rsh16x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh16x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh16x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh16x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh16x8 <t> x (Const8 [c])) // cond: // result: (Rsh16x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh16x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh16x8 (Const16 [0]) _) // cond: // result: (Const16 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst16) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh32Ux16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32Ux16 <t> x (Const16 [c])) // cond: // result: (Rsh32Ux64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh32Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh32Ux16 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh32Ux32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32Ux32 <t> x (Const32 [c])) // cond: // result: (Rsh32Ux64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh32Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh32Ux32 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh32Ux64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32Ux64 (Const32 [c]) (Const64 [d])) // cond: // result: (Const32 [int64(int32(uint32(c) >> uint64(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(uint32(c) >> uint64(d))) return true } // match: (Rsh32Ux64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh32Ux64 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Rsh32Ux64 _ (Const64 [c])) // cond: uint64(c) >= 32 // result: (Const32 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 32) { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Rsh32Ux64 <t> (Rsh32Ux64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh32Ux64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh32Ux64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh32Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Rsh32Ux64 (Lsh32x64 (Rsh32Ux64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Rsh32Ux64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpLsh32x64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpRsh32Ux64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpRsh32Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh32Ux8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32Ux8 <t> x (Const8 [c])) // cond: // result: (Rsh32Ux64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh32Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh32Ux8 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh32x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32x16 <t> x (Const16 [c])) // cond: // result: (Rsh32x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh32x16 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh32x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32x32 <t> x (Const32 [c])) // cond: // result: (Rsh32x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh32x32 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh32x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32x64 (Const32 [c]) (Const64 [d])) // cond: // result: (Const32 [int64(int32(c) >> uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(c) >> uint64(d)) return true } // match: (Rsh32x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh32x64 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Rsh32x64 <t> (Rsh32x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh32x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh32x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh32x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh32x8 <t> x (Const8 [c])) // cond: // result: (Rsh32x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh32x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh32x8 (Const32 [0]) _) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh64Ux16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64Ux16 <t> x (Const16 [c])) // cond: // result: (Rsh64Ux64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh64Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh64Ux16 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh64Ux32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64Ux32 <t> x (Const32 [c])) // cond: // result: (Rsh64Ux64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh64Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh64Ux32 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh64Ux64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64Ux64 (Const64 [c]) (Const64 [d])) // cond: // result: (Const64 [int64(uint64(c) >> uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst64) v.AuxInt = int64(uint64(c) >> uint64(d)) return true } // match: (Rsh64Ux64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh64Ux64 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Rsh64Ux64 _ (Const64 [c])) // cond: uint64(c) >= 64 // result: (Const64 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 64) { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Rsh64Ux64 <t> (Rsh64Ux64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh64Ux64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh64Ux64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh64Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Rsh64Ux64 (Lsh64x64 (Rsh64Ux64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Rsh64Ux64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpLsh64x64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpRsh64Ux64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpRsh64Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh64Ux8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64Ux8 <t> x (Const8 [c])) // cond: // result: (Rsh64Ux64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh64Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh64Ux8 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh64x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64x16 <t> x (Const16 [c])) // cond: // result: (Rsh64x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh64x16 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh64x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64x32 <t> x (Const32 [c])) // cond: // result: (Rsh64x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh64x32 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh64x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64x64 (Const64 [c]) (Const64 [d])) // cond: // result: (Const64 [c >> uint64(d)]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst64) v.AuxInt = c >> uint64(d) return true } // match: (Rsh64x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh64x64 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Rsh64x64 <t> (Rsh64x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh64x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh64x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh64x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh64x8 <t> x (Const8 [c])) // cond: // result: (Rsh64x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh64x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh64x8 (Const64 [0]) _) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh8Ux16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8Ux16 <t> x (Const16 [c])) // cond: // result: (Rsh8Ux64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh8Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh8Ux16 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh8Ux32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8Ux32 <t> x (Const32 [c])) // cond: // result: (Rsh8Ux64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh8Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh8Ux32 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh8Ux64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8Ux64 (Const8 [c]) (Const64 [d])) // cond: // result: (Const8 [int64(int8(uint8(c) >> uint64(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(uint8(c) >> uint64(d))) return true } // match: (Rsh8Ux64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh8Ux64 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Rsh8Ux64 _ (Const64 [c])) // cond: uint64(c) >= 8 // result: (Const8 [0]) for { v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c := v_1.AuxInt if !(uint64(c) >= 8) { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Rsh8Ux64 <t> (Rsh8Ux64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh8Ux64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh8Ux64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh8Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } // match: (Rsh8Ux64 (Lsh8x64 (Rsh8Ux64 x (Const64 [c1])) (Const64 [c2])) (Const64 [c3])) // cond: uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3) // result: (Rsh8Ux64 x (Const64 <config.fe.TypeUInt64()> [c1-c2+c3])) for { v_0 := v.Args[0] if v_0.Op != OpLsh8x64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpRsh8Ux64 { break } x := v_0_0.Args[0] v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpConst64 { break } c1 := v_0_0_1.AuxInt v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c2 := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } c3 := v_1.AuxInt if !(uint64(c1) >= uint64(c2) && uint64(c3) >= uint64(c2) && !uaddOvf(c1-c2, c3)) { break } v.reset(OpRsh8Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, config.fe.TypeUInt64()) v0.AuxInt = c1 - c2 + c3 v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh8Ux8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8Ux8 <t> x (Const8 [c])) // cond: // result: (Rsh8Ux64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh8Ux64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh8Ux8 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh8x16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8x16 <t> x (Const16 [c])) // cond: // result: (Rsh8x64 x (Const64 <t> [int64(uint16(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } c := v_1.AuxInt v.reset(OpRsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint16(c)) v.AddArg(v0) return true } // match: (Rsh8x16 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh8x32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8x32 <t> x (Const32 [c])) // cond: // result: (Rsh8x64 x (Const64 <t> [int64(uint32(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } c := v_1.AuxInt v.reset(OpRsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint32(c)) v.AddArg(v0) return true } // match: (Rsh8x32 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpRsh8x64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8x64 (Const8 [c]) (Const64 [d])) // cond: // result: (Const8 [int64(int8(c) >> uint64(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c) >> uint64(d)) return true } // match: (Rsh8x64 x (Const64 [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Rsh8x64 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Rsh8x64 <t> (Rsh8x64 x (Const64 [c])) (Const64 [d])) // cond: !uaddOvf(c,d) // result: (Rsh8x64 x (Const64 <t> [c+d])) for { t := v.Type v_0 := v.Args[0] if v_0.Op != OpRsh8x64 { break } x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } c := v_0_1.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt if !(!uaddOvf(c, d)) { break } v.reset(OpRsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c + d v.AddArg(v0) return true } return false } func rewriteValuegeneric_OpRsh8x8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Rsh8x8 <t> x (Const8 [c])) // cond: // result: (Rsh8x64 x (Const64 <t> [int64(uint8(c))])) for { t := v.Type x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } c := v_1.AuxInt v.reset(OpRsh8x64) v.AddArg(x) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = int64(uint8(c)) v.AddArg(v0) return true } // match: (Rsh8x8 (Const8 [0]) _) // cond: // result: (Const8 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst8) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpSignExt16to32(v *Value, config *Config) bool { b := v.Block _ = b // match: (SignExt16to32 (Const16 [c])) // cond: // result: (Const32 [int64( int16(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v.reset(OpConst32) v.AuxInt = int64(int16(c)) return true } // match: (SignExt16to32 (Trunc32to16 x:(Rsh32x64 _ (Const64 [s])))) // cond: s >= 16 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc32to16 { break } x := v_0.Args[0] if x.Op != OpRsh32x64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 16) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSignExt16to64(v *Value, config *Config) bool { b := v.Block _ = b // match: (SignExt16to64 (Const16 [c])) // cond: // result: (Const64 [int64( int16(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v.reset(OpConst64) v.AuxInt = int64(int16(c)) return true } // match: (SignExt16to64 (Trunc64to16 x:(Rsh64x64 _ (Const64 [s])))) // cond: s >= 48 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc64to16 { break } x := v_0.Args[0] if x.Op != OpRsh64x64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 48) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSignExt32to64(v *Value, config *Config) bool { b := v.Block _ = b // match: (SignExt32to64 (Const32 [c])) // cond: // result: (Const64 [int64( int32(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v.reset(OpConst64) v.AuxInt = int64(int32(c)) return true } // match: (SignExt32to64 (Trunc64to32 x:(Rsh64x64 _ (Const64 [s])))) // cond: s >= 32 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc64to32 { break } x := v_0.Args[0] if x.Op != OpRsh64x64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 32) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSignExt8to16(v *Value, config *Config) bool { b := v.Block _ = b // match: (SignExt8to16 (Const8 [c])) // cond: // result: (Const16 [int64( int8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v.reset(OpConst16) v.AuxInt = int64(int8(c)) return true } // match: (SignExt8to16 (Trunc16to8 x:(Rsh16x64 _ (Const64 [s])))) // cond: s >= 8 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc16to8 { break } x := v_0.Args[0] if x.Op != OpRsh16x64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 8) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSignExt8to32(v *Value, config *Config) bool { b := v.Block _ = b // match: (SignExt8to32 (Const8 [c])) // cond: // result: (Const32 [int64( int8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v.reset(OpConst32) v.AuxInt = int64(int8(c)) return true } // match: (SignExt8to32 (Trunc32to8 x:(Rsh32x64 _ (Const64 [s])))) // cond: s >= 24 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc32to8 { break } x := v_0.Args[0] if x.Op != OpRsh32x64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 24) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSignExt8to64(v *Value, config *Config) bool { b := v.Block _ = b // match: (SignExt8to64 (Const8 [c])) // cond: // result: (Const64 [int64( int8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v.reset(OpConst64) v.AuxInt = int64(int8(c)) return true } // match: (SignExt8to64 (Trunc64to8 x:(Rsh64x64 _ (Const64 [s])))) // cond: s >= 56 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc64to8 { break } x := v_0.Args[0] if x.Op != OpRsh64x64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 56) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSliceCap(v *Value, config *Config) bool { b := v.Block _ = b // match: (SliceCap (SliceMake _ _ (Const64 <t> [c]))) // cond: // result: (Const64 <t> [c]) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_2 := v_0.Args[2] if v_0_2.Op != OpConst64 { break } t := v_0_2.Type c := v_0_2.AuxInt v.reset(OpConst64) v.Type = t v.AuxInt = c return true } // match: (SliceCap (SliceMake _ _ (Const32 <t> [c]))) // cond: // result: (Const32 <t> [c]) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_2 := v_0.Args[2] if v_0_2.Op != OpConst32 { break } t := v_0_2.Type c := v_0_2.AuxInt v.reset(OpConst32) v.Type = t v.AuxInt = c return true } // match: (SliceCap (SliceMake _ _ (SliceCap x))) // cond: // result: (SliceCap x) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_2 := v_0.Args[2] if v_0_2.Op != OpSliceCap { break } x := v_0_2.Args[0] v.reset(OpSliceCap) v.AddArg(x) return true } // match: (SliceCap (SliceMake _ _ (SliceLen x))) // cond: // result: (SliceLen x) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_2 := v_0.Args[2] if v_0_2.Op != OpSliceLen { break } x := v_0_2.Args[0] v.reset(OpSliceLen) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSliceLen(v *Value, config *Config) bool { b := v.Block _ = b // match: (SliceLen (SliceMake _ (Const64 <t> [c]) _)) // cond: // result: (Const64 <t> [c]) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } t := v_0_1.Type c := v_0_1.AuxInt v.reset(OpConst64) v.Type = t v.AuxInt = c return true } // match: (SliceLen (SliceMake _ (Const32 <t> [c]) _)) // cond: // result: (Const32 <t> [c]) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst32 { break } t := v_0_1.Type c := v_0_1.AuxInt v.reset(OpConst32) v.Type = t v.AuxInt = c return true } // match: (SliceLen (SliceMake _ (SliceLen x) _)) // cond: // result: (SliceLen x) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_1 := v_0.Args[1] if v_0_1.Op != OpSliceLen { break } x := v_0_1.Args[0] v.reset(OpSliceLen) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSlicePtr(v *Value, config *Config) bool { b := v.Block _ = b // match: (SlicePtr (SliceMake (SlicePtr x) _ _)) // cond: // result: (SlicePtr x) for { v_0 := v.Args[0] if v_0.Op != OpSliceMake { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpSlicePtr { break } x := v_0_0.Args[0] v.reset(OpSlicePtr) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSlicemask(v *Value, config *Config) bool { b := v.Block _ = b // match: (Slicemask (Const32 [x])) // cond: x > 0 // result: (Const32 [-1]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } x := v_0.AuxInt if !(x > 0) { break } v.reset(OpConst32) v.AuxInt = -1 return true } // match: (Slicemask (Const32 [0])) // cond: // result: (Const32 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Slicemask (Const64 [x])) // cond: x > 0 // result: (Const64 [-1]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } x := v_0.AuxInt if !(x > 0) { break } v.reset(OpConst64) v.AuxInt = -1 return true } // match: (Slicemask (Const64 [0])) // cond: // result: (Const64 [0]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } v.reset(OpConst64) v.AuxInt = 0 return true } return false } func rewriteValuegeneric_OpSqrt(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sqrt (Const64F [c])) // cond: // result: (Const64F [f2i(math.Sqrt(i2f(c)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } c := v_0.AuxInt v.reset(OpConst64F) v.AuxInt = f2i(math.Sqrt(i2f(c))) return true } return false } func rewriteValuegeneric_OpStore(v *Value, config *Config) bool { b := v.Block _ = b // match: (Store _ (StructMake0) mem) // cond: // result: mem for { v_1 := v.Args[1] if v_1.Op != OpStructMake0 { break } mem := v.Args[2] v.reset(OpCopy) v.Type = mem.Type v.AddArg(mem) return true } // match: (Store dst (StructMake1 <t> f0) mem) // cond: // result: (Store [t.FieldType(0).Size()] dst f0 mem) for { dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpStructMake1 { break } t := v_1.Type f0 := v_1.Args[0] mem := v.Args[2] v.reset(OpStore) v.AuxInt = t.FieldType(0).Size() v.AddArg(dst) v.AddArg(f0) v.AddArg(mem) return true } // match: (Store dst (StructMake2 <t> f0 f1) mem) // cond: // result: (Store [t.FieldType(1).Size()] (OffPtr <t.FieldType(1).PtrTo()> [t.FieldOff(1)] dst) f1 (Store [t.FieldType(0).Size()] dst f0 mem)) for { dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpStructMake2 { break } t := v_1.Type f0 := v_1.Args[0] f1 := v_1.Args[1] mem := v.Args[2] v.reset(OpStore) v.AuxInt = t.FieldType(1).Size() v0 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(1).PtrTo()) v0.AuxInt = t.FieldOff(1) v0.AddArg(dst) v.AddArg(v0) v.AddArg(f1) v1 := b.NewValue0(v.Pos, OpStore, TypeMem) v1.AuxInt = t.FieldType(0).Size() v1.AddArg(dst) v1.AddArg(f0) v1.AddArg(mem) v.AddArg(v1) return true } // match: (Store dst (StructMake3 <t> f0 f1 f2) mem) // cond: // result: (Store [t.FieldType(2).Size()] (OffPtr <t.FieldType(2).PtrTo()> [t.FieldOff(2)] dst) f2 (Store [t.FieldType(1).Size()] (OffPtr <t.FieldType(1).PtrTo()> [t.FieldOff(1)] dst) f1 (Store [t.FieldType(0).Size()] dst f0 mem))) for { dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpStructMake3 { break } t := v_1.Type f0 := v_1.Args[0] f1 := v_1.Args[1] f2 := v_1.Args[2] mem := v.Args[2] v.reset(OpStore) v.AuxInt = t.FieldType(2).Size() v0 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(2).PtrTo()) v0.AuxInt = t.FieldOff(2) v0.AddArg(dst) v.AddArg(v0) v.AddArg(f2) v1 := b.NewValue0(v.Pos, OpStore, TypeMem) v1.AuxInt = t.FieldType(1).Size() v2 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(1).PtrTo()) v2.AuxInt = t.FieldOff(1) v2.AddArg(dst) v1.AddArg(v2) v1.AddArg(f1) v3 := b.NewValue0(v.Pos, OpStore, TypeMem) v3.AuxInt = t.FieldType(0).Size() v3.AddArg(dst) v3.AddArg(f0) v3.AddArg(mem) v1.AddArg(v3) v.AddArg(v1) return true } // match: (Store dst (StructMake4 <t> f0 f1 f2 f3) mem) // cond: // result: (Store [t.FieldType(3).Size()] (OffPtr <t.FieldType(3).PtrTo()> [t.FieldOff(3)] dst) f3 (Store [t.FieldType(2).Size()] (OffPtr <t.FieldType(2).PtrTo()> [t.FieldOff(2)] dst) f2 (Store [t.FieldType(1).Size()] (OffPtr <t.FieldType(1).PtrTo()> [t.FieldOff(1)] dst) f1 (Store [t.FieldType(0).Size()] dst f0 mem)))) for { dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpStructMake4 { break } t := v_1.Type f0 := v_1.Args[0] f1 := v_1.Args[1] f2 := v_1.Args[2] f3 := v_1.Args[3] mem := v.Args[2] v.reset(OpStore) v.AuxInt = t.FieldType(3).Size() v0 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(3).PtrTo()) v0.AuxInt = t.FieldOff(3) v0.AddArg(dst) v.AddArg(v0) v.AddArg(f3) v1 := b.NewValue0(v.Pos, OpStore, TypeMem) v1.AuxInt = t.FieldType(2).Size() v2 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(2).PtrTo()) v2.AuxInt = t.FieldOff(2) v2.AddArg(dst) v1.AddArg(v2) v1.AddArg(f2) v3 := b.NewValue0(v.Pos, OpStore, TypeMem) v3.AuxInt = t.FieldType(1).Size() v4 := b.NewValue0(v.Pos, OpOffPtr, t.FieldType(1).PtrTo()) v4.AuxInt = t.FieldOff(1) v4.AddArg(dst) v3.AddArg(v4) v3.AddArg(f1) v5 := b.NewValue0(v.Pos, OpStore, TypeMem) v5.AuxInt = t.FieldType(0).Size() v5.AddArg(dst) v5.AddArg(f0) v5.AddArg(mem) v3.AddArg(v5) v1.AddArg(v3) v.AddArg(v1) return true } // match: (Store [size] dst (Load <t> src mem) mem) // cond: !config.fe.CanSSA(t) // result: (Move [MakeSizeAndAlign(size, t.Alignment()).Int64()] dst src mem) for { size := v.AuxInt dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpLoad { break } t := v_1.Type src := v_1.Args[0] mem := v_1.Args[1] if mem != v.Args[2] { break } if !(!config.fe.CanSSA(t)) { break } v.reset(OpMove) v.AuxInt = MakeSizeAndAlign(size, t.Alignment()).Int64() v.AddArg(dst) v.AddArg(src) v.AddArg(mem) return true } // match: (Store [size] dst (Load <t> src mem) (VarDef {x} mem)) // cond: !config.fe.CanSSA(t) // result: (Move [MakeSizeAndAlign(size, t.Alignment()).Int64()] dst src (VarDef {x} mem)) for { size := v.AuxInt dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpLoad { break } t := v_1.Type src := v_1.Args[0] mem := v_1.Args[1] v_2 := v.Args[2] if v_2.Op != OpVarDef { break } x := v_2.Aux if mem != v_2.Args[0] { break } if !(!config.fe.CanSSA(t)) { break } v.reset(OpMove) v.AuxInt = MakeSizeAndAlign(size, t.Alignment()).Int64() v.AddArg(dst) v.AddArg(src) v0 := b.NewValue0(v.Pos, OpVarDef, TypeMem) v0.Aux = x v0.AddArg(mem) v.AddArg(v0) return true } // match: (Store _ (ArrayMake0) mem) // cond: // result: mem for { v_1 := v.Args[1] if v_1.Op != OpArrayMake0 { break } mem := v.Args[2] v.reset(OpCopy) v.Type = mem.Type v.AddArg(mem) return true } // match: (Store [size] dst (ArrayMake1 e) mem) // cond: // result: (Store [size] dst e mem) for { size := v.AuxInt dst := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpArrayMake1 { break } e := v_1.Args[0] mem := v.Args[2] v.reset(OpStore) v.AuxInt = size v.AddArg(dst) v.AddArg(e) v.AddArg(mem) return true } return false } func rewriteValuegeneric_OpStringLen(v *Value, config *Config) bool { b := v.Block _ = b // match: (StringLen (StringMake _ (Const64 <t> [c]))) // cond: // result: (Const64 <t> [c]) for { v_0 := v.Args[0] if v_0.Op != OpStringMake { break } v_0_1 := v_0.Args[1] if v_0_1.Op != OpConst64 { break } t := v_0_1.Type c := v_0_1.AuxInt v.reset(OpConst64) v.Type = t v.AuxInt = c return true } return false } func rewriteValuegeneric_OpStringPtr(v *Value, config *Config) bool { b := v.Block _ = b // match: (StringPtr (StringMake (Const64 <t> [c]) _)) // cond: // result: (Const64 <t> [c]) for { v_0 := v.Args[0] if v_0.Op != OpStringMake { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst64 { break } t := v_0_0.Type c := v_0_0.AuxInt v.reset(OpConst64) v.Type = t v.AuxInt = c return true } return false } func rewriteValuegeneric_OpStructSelect(v *Value, config *Config) bool { b := v.Block _ = b // match: (StructSelect (StructMake1 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpStructMake1 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [0] (StructMake2 x _)) // cond: // result: x for { if v.AuxInt != 0 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake2 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [1] (StructMake2 _ x)) // cond: // result: x for { if v.AuxInt != 1 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake2 { break } x := v_0.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [0] (StructMake3 x _ _)) // cond: // result: x for { if v.AuxInt != 0 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake3 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [1] (StructMake3 _ x _)) // cond: // result: x for { if v.AuxInt != 1 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake3 { break } x := v_0.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [2] (StructMake3 _ _ x)) // cond: // result: x for { if v.AuxInt != 2 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake3 { break } x := v_0.Args[2] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [0] (StructMake4 x _ _ _)) // cond: // result: x for { if v.AuxInt != 0 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake4 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [1] (StructMake4 _ x _ _)) // cond: // result: x for { if v.AuxInt != 1 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake4 { break } x := v_0.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [2] (StructMake4 _ _ x _)) // cond: // result: x for { if v.AuxInt != 2 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake4 { break } x := v_0.Args[2] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [3] (StructMake4 _ _ _ x)) // cond: // result: x for { if v.AuxInt != 3 { break } v_0 := v.Args[0] if v_0.Op != OpStructMake4 { break } x := v_0.Args[3] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (StructSelect [i] x:(Load <t> ptr mem)) // cond: !config.fe.CanSSA(t) // result: @x.Block (Load <v.Type> (OffPtr <v.Type.PtrTo()> [t.FieldOff(int(i))] ptr) mem) for { i := v.AuxInt x := v.Args[0] if x.Op != OpLoad { break } t := x.Type ptr := x.Args[0] mem := x.Args[1] if !(!config.fe.CanSSA(t)) { break } b = x.Block v0 := b.NewValue0(v.Pos, OpLoad, v.Type) v.reset(OpCopy) v.AddArg(v0) v1 := b.NewValue0(v.Pos, OpOffPtr, v.Type.PtrTo()) v1.AuxInt = t.FieldOff(int(i)) v1.AddArg(ptr) v0.AddArg(v1) v0.AddArg(mem) return true } // match: (StructSelect [0] x:(IData _)) // cond: // result: x for { if v.AuxInt != 0 { break } x := v.Args[0] if x.Op != OpIData { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSub16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sub16 (Const16 [c]) (Const16 [d])) // cond: // result: (Const16 [int64(int16(c-d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst16 { break } d := v_1.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c - d)) return true } // match: (Sub16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Add16 (Const16 <t> [int64(int16(-c))]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpAdd16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = int64(int16(-c)) v.AddArg(v0) v.AddArg(x) return true } // match: (Sub16 x x) // cond: // result: (Const16 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Sub16 (Add16 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpAdd16 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Sub16 (Add16 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpAdd16 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSub32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sub32 (Const32 [c]) (Const32 [d])) // cond: // result: (Const32 [int64(int32(c-d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32 { break } d := v_1.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(c - d)) return true } // match: (Sub32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Add32 (Const32 <t> [int64(int32(-c))]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpAdd32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = int64(int32(-c)) v.AddArg(v0) v.AddArg(x) return true } // match: (Sub32 x x) // cond: // result: (Const32 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Sub32 (Add32 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpAdd32 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Sub32 (Add32 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpAdd32 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSub32F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sub32F (Const32F [c]) (Const32F [d])) // cond: // result: (Const32F [f2i(float64(i2f32(c) - i2f32(d)))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst32F { break } d := v_1.AuxInt v.reset(OpConst32F) v.AuxInt = f2i(float64(i2f32(c) - i2f32(d))) return true } // match: (Sub32F x (Const32F [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32F { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSub64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sub64 (Const64 [c]) (Const64 [d])) // cond: // result: (Const64 [c-d]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64 { break } d := v_1.AuxInt v.reset(OpConst64) v.AuxInt = c - d return true } // match: (Sub64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Add64 (Const64 <t> [-c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpAdd64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = -c v.AddArg(v0) v.AddArg(x) return true } // match: (Sub64 x x) // cond: // result: (Const64 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Sub64 (Add64 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpAdd64 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Sub64 (Add64 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpAdd64 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSub64F(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sub64F (Const64F [c]) (Const64F [d])) // cond: // result: (Const64F [f2i(i2f(c) - i2f(d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64F { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst64F { break } d := v_1.AuxInt v.reset(OpConst64F) v.AuxInt = f2i(i2f(c) - i2f(d)) return true } // match: (Sub64F x (Const64F [0])) // cond: // result: x for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64F { break } if v_1.AuxInt != 0 { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpSub8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Sub8 (Const8 [c]) (Const8 [d])) // cond: // result: (Const8 [int64(int8(c-d))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v_1 := v.Args[1] if v_1.Op != OpConst8 { break } d := v_1.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c - d)) return true } // match: (Sub8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Add8 (Const8 <t> [int64(int8(-c))]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpAdd8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = int64(int8(-c)) v.AddArg(v0) v.AddArg(x) return true } // match: (Sub8 x x) // cond: // result: (Const8 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Sub8 (Add8 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpAdd8 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Sub8 (Add8 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpAdd8 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpTrunc16to8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Trunc16to8 (Const16 [c])) // cond: // result: (Const8 [int64(int8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c)) return true } // match: (Trunc16to8 (ZeroExt8to16 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to16 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc16to8 (SignExt8to16 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpSignExt8to16 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc16to8 (And16 (Const16 [y]) x)) // cond: y&0xFF == 0xFF // result: (Trunc16to8 x) for { v_0 := v.Args[0] if v_0.Op != OpAnd16 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst16 { break } y := v_0_0.AuxInt x := v_0.Args[1] if !(y&0xFF == 0xFF) { break } v.reset(OpTrunc16to8) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpTrunc32to16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Trunc32to16 (Const32 [c])) // cond: // result: (Const16 [int64(int16(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c)) return true } // match: (Trunc32to16 (ZeroExt8to32 x)) // cond: // result: (ZeroExt8to16 x) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to32 { break } x := v_0.Args[0] v.reset(OpZeroExt8to16) v.AddArg(x) return true } // match: (Trunc32to16 (ZeroExt16to32 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpZeroExt16to32 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc32to16 (SignExt8to32 x)) // cond: // result: (SignExt8to16 x) for { v_0 := v.Args[0] if v_0.Op != OpSignExt8to32 { break } x := v_0.Args[0] v.reset(OpSignExt8to16) v.AddArg(x) return true } // match: (Trunc32to16 (SignExt16to32 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpSignExt16to32 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc32to16 (And32 (Const32 [y]) x)) // cond: y&0xFFFF == 0xFFFF // result: (Trunc32to16 x) for { v_0 := v.Args[0] if v_0.Op != OpAnd32 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst32 { break } y := v_0_0.AuxInt x := v_0.Args[1] if !(y&0xFFFF == 0xFFFF) { break } v.reset(OpTrunc32to16) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpTrunc32to8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Trunc32to8 (Const32 [c])) // cond: // result: (Const8 [int64(int8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c)) return true } // match: (Trunc32to8 (ZeroExt8to32 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to32 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc32to8 (SignExt8to32 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpSignExt8to32 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc32to8 (And32 (Const32 [y]) x)) // cond: y&0xFF == 0xFF // result: (Trunc32to8 x) for { v_0 := v.Args[0] if v_0.Op != OpAnd32 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst32 { break } y := v_0_0.AuxInt x := v_0.Args[1] if !(y&0xFF == 0xFF) { break } v.reset(OpTrunc32to8) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpTrunc64to16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Trunc64to16 (Const64 [c])) // cond: // result: (Const16 [int64(int16(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v.reset(OpConst16) v.AuxInt = int64(int16(c)) return true } // match: (Trunc64to16 (ZeroExt8to64 x)) // cond: // result: (ZeroExt8to16 x) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to64 { break } x := v_0.Args[0] v.reset(OpZeroExt8to16) v.AddArg(x) return true } // match: (Trunc64to16 (ZeroExt16to64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpZeroExt16to64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc64to16 (SignExt8to64 x)) // cond: // result: (SignExt8to16 x) for { v_0 := v.Args[0] if v_0.Op != OpSignExt8to64 { break } x := v_0.Args[0] v.reset(OpSignExt8to16) v.AddArg(x) return true } // match: (Trunc64to16 (SignExt16to64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpSignExt16to64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc64to16 (And64 (Const64 [y]) x)) // cond: y&0xFFFF == 0xFFFF // result: (Trunc64to16 x) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst64 { break } y := v_0_0.AuxInt x := v_0.Args[1] if !(y&0xFFFF == 0xFFFF) { break } v.reset(OpTrunc64to16) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpTrunc64to32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Trunc64to32 (Const64 [c])) // cond: // result: (Const32 [int64(int32(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v.reset(OpConst32) v.AuxInt = int64(int32(c)) return true } // match: (Trunc64to32 (ZeroExt8to64 x)) // cond: // result: (ZeroExt8to32 x) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to64 { break } x := v_0.Args[0] v.reset(OpZeroExt8to32) v.AddArg(x) return true } // match: (Trunc64to32 (ZeroExt16to64 x)) // cond: // result: (ZeroExt16to32 x) for { v_0 := v.Args[0] if v_0.Op != OpZeroExt16to64 { break } x := v_0.Args[0] v.reset(OpZeroExt16to32) v.AddArg(x) return true } // match: (Trunc64to32 (ZeroExt32to64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpZeroExt32to64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc64to32 (SignExt8to64 x)) // cond: // result: (SignExt8to32 x) for { v_0 := v.Args[0] if v_0.Op != OpSignExt8to64 { break } x := v_0.Args[0] v.reset(OpSignExt8to32) v.AddArg(x) return true } // match: (Trunc64to32 (SignExt16to64 x)) // cond: // result: (SignExt16to32 x) for { v_0 := v.Args[0] if v_0.Op != OpSignExt16to64 { break } x := v_0.Args[0] v.reset(OpSignExt16to32) v.AddArg(x) return true } // match: (Trunc64to32 (SignExt32to64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpSignExt32to64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc64to32 (And64 (Const64 [y]) x)) // cond: y&0xFFFFFFFF == 0xFFFFFFFF // result: (Trunc64to32 x) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst64 { break } y := v_0_0.AuxInt x := v_0.Args[1] if !(y&0xFFFFFFFF == 0xFFFFFFFF) { break } v.reset(OpTrunc64to32) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpTrunc64to8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Trunc64to8 (Const64 [c])) // cond: // result: (Const8 [int64(int8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } c := v_0.AuxInt v.reset(OpConst8) v.AuxInt = int64(int8(c)) return true } // match: (Trunc64to8 (ZeroExt8to64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpZeroExt8to64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc64to8 (SignExt8to64 x)) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpSignExt8to64 { break } x := v_0.Args[0] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Trunc64to8 (And64 (Const64 [y]) x)) // cond: y&0xFF == 0xFF // result: (Trunc64to8 x) for { v_0 := v.Args[0] if v_0.Op != OpAnd64 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpConst64 { break } y := v_0_0.AuxInt x := v_0.Args[1] if !(y&0xFF == 0xFF) { break } v.reset(OpTrunc64to8) v.AddArg(x) return true } return false } func rewriteValuegeneric_OpXor16(v *Value, config *Config) bool { b := v.Block _ = b // match: (Xor16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Xor16 (Const16 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst16 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst16) { break } v.reset(OpXor16) v0 := b.NewValue0(v.Pos, OpConst16, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Xor16 x x) // cond: // result: (Const16 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst16) v.AuxInt = 0 return true } // match: (Xor16 (Const16 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Xor16 x (Xor16 x y)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor16 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor16 x (Xor16 y x)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor16 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor16 (Xor16 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpXor16 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor16 (Xor16 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpXor16 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpXor32(v *Value, config *Config) bool { b := v.Block _ = b // match: (Xor32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Xor32 (Const32 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst32 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst32) { break } v.reset(OpXor32) v0 := b.NewValue0(v.Pos, OpConst32, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Xor32 x x) // cond: // result: (Const32 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst32) v.AuxInt = 0 return true } // match: (Xor32 (Const32 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Xor32 x (Xor32 x y)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor32 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor32 x (Xor32 y x)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor32 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor32 (Xor32 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpXor32 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor32 (Xor32 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpXor32 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpXor64(v *Value, config *Config) bool { b := v.Block _ = b // match: (Xor64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Xor64 (Const64 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst64 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst64) { break } v.reset(OpXor64) v0 := b.NewValue0(v.Pos, OpConst64, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Xor64 x x) // cond: // result: (Const64 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst64) v.AuxInt = 0 return true } // match: (Xor64 (Const64 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst64 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Xor64 x (Xor64 x y)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor64 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor64 x (Xor64 y x)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor64 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor64 (Xor64 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpXor64 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor64 (Xor64 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpXor64 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpXor8(v *Value, config *Config) bool { b := v.Block _ = b // match: (Xor8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Xor8 (Const8 <t> [c]) x) for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpConst8 { break } t := v_1.Type c := v_1.AuxInt if !(x.Op != OpConst8) { break } v.reset(OpXor8) v0 := b.NewValue0(v.Pos, OpConst8, t) v0.AuxInt = c v.AddArg(v0) v.AddArg(x) return true } // match: (Xor8 x x) // cond: // result: (Const8 [0]) for { x := v.Args[0] if x != v.Args[1] { break } v.reset(OpConst8) v.AuxInt = 0 return true } // match: (Xor8 (Const8 [0]) x) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } if v_0.AuxInt != 0 { break } x := v.Args[1] v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } // match: (Xor8 x (Xor8 x y)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor8 { break } if x != v_1.Args[0] { break } y := v_1.Args[1] v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor8 x (Xor8 y x)) // cond: // result: y for { x := v.Args[0] v_1 := v.Args[1] if v_1.Op != OpXor8 { break } y := v_1.Args[0] if x != v_1.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor8 (Xor8 x y) x) // cond: // result: y for { v_0 := v.Args[0] if v_0.Op != OpXor8 { break } x := v_0.Args[0] y := v_0.Args[1] if x != v.Args[1] { break } v.reset(OpCopy) v.Type = y.Type v.AddArg(y) return true } // match: (Xor8 (Xor8 x y) y) // cond: // result: x for { v_0 := v.Args[0] if v_0.Op != OpXor8 { break } x := v_0.Args[0] y := v_0.Args[1] if y != v.Args[1] { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpZero(v *Value, config *Config) bool { b := v.Block _ = b // match: (Zero (Load (OffPtr [c] (SP)) mem) mem) // cond: mem.Op == OpStaticCall && isSameSym(mem.Aux, "runtime.newobject") && c == config.ctxt.FixedFrameSize() + config.PtrSize // result: mem for { v_0 := v.Args[0] if v_0.Op != OpLoad { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpOffPtr { break } c := v_0_0.AuxInt v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpSP { break } mem := v_0.Args[1] if mem != v.Args[1] { break } if !(mem.Op == OpStaticCall && isSameSym(mem.Aux, "runtime.newobject") && c == config.ctxt.FixedFrameSize()+config.PtrSize) { break } v.reset(OpCopy) v.Type = mem.Type v.AddArg(mem) return true } return false } func rewriteValuegeneric_OpZeroExt16to32(v *Value, config *Config) bool { b := v.Block _ = b // match: (ZeroExt16to32 (Const16 [c])) // cond: // result: (Const32 [int64(uint16(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v.reset(OpConst32) v.AuxInt = int64(uint16(c)) return true } // match: (ZeroExt16to32 (Trunc32to16 x:(Rsh32Ux64 _ (Const64 [s])))) // cond: s >= 16 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc32to16 { break } x := v_0.Args[0] if x.Op != OpRsh32Ux64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 16) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpZeroExt16to64(v *Value, config *Config) bool { b := v.Block _ = b // match: (ZeroExt16to64 (Const16 [c])) // cond: // result: (Const64 [int64(uint16(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst16 { break } c := v_0.AuxInt v.reset(OpConst64) v.AuxInt = int64(uint16(c)) return true } // match: (ZeroExt16to64 (Trunc64to16 x:(Rsh64Ux64 _ (Const64 [s])))) // cond: s >= 48 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc64to16 { break } x := v_0.Args[0] if x.Op != OpRsh64Ux64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 48) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpZeroExt32to64(v *Value, config *Config) bool { b := v.Block _ = b // match: (ZeroExt32to64 (Const32 [c])) // cond: // result: (Const64 [int64(uint32(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst32 { break } c := v_0.AuxInt v.reset(OpConst64) v.AuxInt = int64(uint32(c)) return true } // match: (ZeroExt32to64 (Trunc64to32 x:(Rsh64Ux64 _ (Const64 [s])))) // cond: s >= 32 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc64to32 { break } x := v_0.Args[0] if x.Op != OpRsh64Ux64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 32) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpZeroExt8to16(v *Value, config *Config) bool { b := v.Block _ = b // match: (ZeroExt8to16 (Const8 [c])) // cond: // result: (Const16 [int64( uint8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v.reset(OpConst16) v.AuxInt = int64(uint8(c)) return true } // match: (ZeroExt8to16 (Trunc16to8 x:(Rsh16Ux64 _ (Const64 [s])))) // cond: s >= 8 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc16to8 { break } x := v_0.Args[0] if x.Op != OpRsh16Ux64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 8) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpZeroExt8to32(v *Value, config *Config) bool { b := v.Block _ = b // match: (ZeroExt8to32 (Const8 [c])) // cond: // result: (Const32 [int64( uint8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v.reset(OpConst32) v.AuxInt = int64(uint8(c)) return true } // match: (ZeroExt8to32 (Trunc32to8 x:(Rsh32Ux64 _ (Const64 [s])))) // cond: s >= 24 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc32to8 { break } x := v_0.Args[0] if x.Op != OpRsh32Ux64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 24) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteValuegeneric_OpZeroExt8to64(v *Value, config *Config) bool { b := v.Block _ = b // match: (ZeroExt8to64 (Const8 [c])) // cond: // result: (Const64 [int64( uint8(c))]) for { v_0 := v.Args[0] if v_0.Op != OpConst8 { break } c := v_0.AuxInt v.reset(OpConst64) v.AuxInt = int64(uint8(c)) return true } // match: (ZeroExt8to64 (Trunc64to8 x:(Rsh64Ux64 _ (Const64 [s])))) // cond: s >= 56 // result: x for { v_0 := v.Args[0] if v_0.Op != OpTrunc64to8 { break } x := v_0.Args[0] if x.Op != OpRsh64Ux64 { break } x_1 := x.Args[1] if x_1.Op != OpConst64 { break } s := x_1.AuxInt if !(s >= 56) { break } v.reset(OpCopy) v.Type = x.Type v.AddArg(x) return true } return false } func rewriteBlockgeneric(b *Block, config *Config) bool { switch b.Kind { case BlockIf: // match: (If (Not cond) yes no) // cond: // result: (If cond no yes) for { v := b.Control if v.Op != OpNot { break } cond := v.Args[0] yes := b.Succs[0] no := b.Succs[1] b.Kind = BlockIf b.SetControl(cond) b.swapSuccessors() _ = no _ = yes return true } // match: (If (ConstBool [c]) yes no) // cond: c == 1 // result: (First nil yes no) for { v := b.Control if v.Op != OpConstBool { break } c := v.AuxInt yes := b.Succs[0] no := b.Succs[1] if !(c == 1) { break } b.Kind = BlockFirst b.SetControl(nil) _ = yes _ = no return true } // match: (If (ConstBool [c]) yes no) // cond: c == 0 // result: (First nil no yes) for { v := b.Control if v.Op != OpConstBool { break } c := v.AuxInt yes := b.Succs[0] no := b.Succs[1] if !(c == 0) { break } b.Kind = BlockFirst b.SetControl(nil) b.swapSuccessors() _ = no _ = yes return true } } return false }