mirror of
https://github.com/golang/go.git
synced 2025-05-17 13:24:38 +00:00
Split the auxFloat type into 32/64 bit versions and perform checking for exactly representable float32 values. Perform const folding on float32/64. Comment out some const negation rules that the frontend already performs. Change-Id: Ib3f8d59fa8b30e50fe0267786cfb3c50a06169d2 Reviewed-on: https://go-review.googlesource.com/20568 Run-TryBot: Todd Neal <todd@tneal.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Keith Randall <khr@golang.org>
8449 lines
172 KiB
Go
8449 lines
172 KiB
Go
// autogenerated from gen/generic.rules: do not edit!
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// generated with: cd gen; go run *.go
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package ssa
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import "math"
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var _ = math.MinInt8 // in case not otherwise used
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func rewriteValuegeneric(v *Value, config *Config) bool {
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switch v.Op {
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case OpAdd16:
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return rewriteValuegeneric_OpAdd16(v, config)
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case OpAdd32:
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return rewriteValuegeneric_OpAdd32(v, config)
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case OpAdd32F:
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return rewriteValuegeneric_OpAdd32F(v, config)
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case OpAdd64:
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return rewriteValuegeneric_OpAdd64(v, config)
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case OpAdd64F:
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return rewriteValuegeneric_OpAdd64F(v, config)
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case OpAdd8:
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return rewriteValuegeneric_OpAdd8(v, config)
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case OpAnd16:
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return rewriteValuegeneric_OpAnd16(v, config)
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case OpAnd32:
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return rewriteValuegeneric_OpAnd32(v, config)
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case OpAnd64:
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return rewriteValuegeneric_OpAnd64(v, config)
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case OpAnd8:
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return rewriteValuegeneric_OpAnd8(v, config)
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case OpArg:
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return rewriteValuegeneric_OpArg(v, config)
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case OpArrayIndex:
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return rewriteValuegeneric_OpArrayIndex(v, config)
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case OpCom16:
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return rewriteValuegeneric_OpCom16(v, config)
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case OpCom32:
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return rewriteValuegeneric_OpCom32(v, config)
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case OpCom64:
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return rewriteValuegeneric_OpCom64(v, config)
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case OpCom8:
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return rewriteValuegeneric_OpCom8(v, config)
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case OpComplexImag:
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return rewriteValuegeneric_OpComplexImag(v, config)
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case OpComplexReal:
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return rewriteValuegeneric_OpComplexReal(v, config)
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case OpConstInterface:
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return rewriteValuegeneric_OpConstInterface(v, config)
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case OpConstSlice:
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return rewriteValuegeneric_OpConstSlice(v, config)
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case OpConstString:
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return rewriteValuegeneric_OpConstString(v, config)
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case OpConvert:
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return rewriteValuegeneric_OpConvert(v, config)
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case OpCvt32Fto64F:
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return rewriteValuegeneric_OpCvt32Fto64F(v, config)
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case OpCvt64Fto32F:
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return rewriteValuegeneric_OpCvt64Fto32F(v, config)
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case OpDiv64:
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return rewriteValuegeneric_OpDiv64(v, config)
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case OpDiv64u:
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return rewriteValuegeneric_OpDiv64u(v, config)
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case OpEq16:
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return rewriteValuegeneric_OpEq16(v, config)
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case OpEq32:
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return rewriteValuegeneric_OpEq32(v, config)
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case OpEq64:
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return rewriteValuegeneric_OpEq64(v, config)
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case OpEq8:
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return rewriteValuegeneric_OpEq8(v, config)
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case OpEqInter:
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return rewriteValuegeneric_OpEqInter(v, config)
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case OpEqPtr:
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return rewriteValuegeneric_OpEqPtr(v, config)
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case OpEqSlice:
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return rewriteValuegeneric_OpEqSlice(v, config)
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case OpGeq16:
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return rewriteValuegeneric_OpGeq16(v, config)
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case OpGeq16U:
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return rewriteValuegeneric_OpGeq16U(v, config)
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case OpGeq32:
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return rewriteValuegeneric_OpGeq32(v, config)
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case OpGeq32U:
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return rewriteValuegeneric_OpGeq32U(v, config)
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case OpGeq64:
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return rewriteValuegeneric_OpGeq64(v, config)
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case OpGeq64U:
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return rewriteValuegeneric_OpGeq64U(v, config)
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case OpGeq8:
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return rewriteValuegeneric_OpGeq8(v, config)
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case OpGeq8U:
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return rewriteValuegeneric_OpGeq8U(v, config)
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case OpGreater16:
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return rewriteValuegeneric_OpGreater16(v, config)
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case OpGreater16U:
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return rewriteValuegeneric_OpGreater16U(v, config)
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case OpGreater32:
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return rewriteValuegeneric_OpGreater32(v, config)
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case OpGreater32U:
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return rewriteValuegeneric_OpGreater32U(v, config)
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case OpGreater64:
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return rewriteValuegeneric_OpGreater64(v, config)
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case OpGreater64U:
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return rewriteValuegeneric_OpGreater64U(v, config)
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case OpGreater8:
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return rewriteValuegeneric_OpGreater8(v, config)
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case OpGreater8U:
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return rewriteValuegeneric_OpGreater8U(v, config)
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case OpIData:
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return rewriteValuegeneric_OpIData(v, config)
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case OpITab:
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return rewriteValuegeneric_OpITab(v, config)
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case OpIsInBounds:
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return rewriteValuegeneric_OpIsInBounds(v, config)
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case OpIsSliceInBounds:
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return rewriteValuegeneric_OpIsSliceInBounds(v, config)
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case OpLeq16:
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return rewriteValuegeneric_OpLeq16(v, config)
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case OpLeq16U:
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return rewriteValuegeneric_OpLeq16U(v, config)
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case OpLeq32:
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return rewriteValuegeneric_OpLeq32(v, config)
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case OpLeq32U:
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return rewriteValuegeneric_OpLeq32U(v, config)
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case OpLeq64:
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return rewriteValuegeneric_OpLeq64(v, config)
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case OpLeq64U:
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return rewriteValuegeneric_OpLeq64U(v, config)
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case OpLeq8:
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return rewriteValuegeneric_OpLeq8(v, config)
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case OpLeq8U:
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return rewriteValuegeneric_OpLeq8U(v, config)
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case OpLess16:
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return rewriteValuegeneric_OpLess16(v, config)
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case OpLess16U:
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return rewriteValuegeneric_OpLess16U(v, config)
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case OpLess32:
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return rewriteValuegeneric_OpLess32(v, config)
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case OpLess32U:
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return rewriteValuegeneric_OpLess32U(v, config)
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case OpLess64:
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return rewriteValuegeneric_OpLess64(v, config)
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case OpLess64U:
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return rewriteValuegeneric_OpLess64U(v, config)
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case OpLess8:
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return rewriteValuegeneric_OpLess8(v, config)
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case OpLess8U:
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return rewriteValuegeneric_OpLess8U(v, config)
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case OpLoad:
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return rewriteValuegeneric_OpLoad(v, config)
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case OpLsh16x16:
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return rewriteValuegeneric_OpLsh16x16(v, config)
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case OpLsh16x32:
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return rewriteValuegeneric_OpLsh16x32(v, config)
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case OpLsh16x64:
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return rewriteValuegeneric_OpLsh16x64(v, config)
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case OpLsh16x8:
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return rewriteValuegeneric_OpLsh16x8(v, config)
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case OpLsh32x16:
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return rewriteValuegeneric_OpLsh32x16(v, config)
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case OpLsh32x32:
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return rewriteValuegeneric_OpLsh32x32(v, config)
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case OpLsh32x64:
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return rewriteValuegeneric_OpLsh32x64(v, config)
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case OpLsh32x8:
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return rewriteValuegeneric_OpLsh32x8(v, config)
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case OpLsh64x16:
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return rewriteValuegeneric_OpLsh64x16(v, config)
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case OpLsh64x32:
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return rewriteValuegeneric_OpLsh64x32(v, config)
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case OpLsh64x64:
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return rewriteValuegeneric_OpLsh64x64(v, config)
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case OpLsh64x8:
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return rewriteValuegeneric_OpLsh64x8(v, config)
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case OpLsh8x16:
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return rewriteValuegeneric_OpLsh8x16(v, config)
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case OpLsh8x32:
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return rewriteValuegeneric_OpLsh8x32(v, config)
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case OpLsh8x64:
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return rewriteValuegeneric_OpLsh8x64(v, config)
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case OpLsh8x8:
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return rewriteValuegeneric_OpLsh8x8(v, config)
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case OpMod64:
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return rewriteValuegeneric_OpMod64(v, config)
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case OpMod64u:
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return rewriteValuegeneric_OpMod64u(v, config)
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case OpMul16:
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return rewriteValuegeneric_OpMul16(v, config)
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case OpMul32:
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return rewriteValuegeneric_OpMul32(v, config)
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case OpMul32F:
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return rewriteValuegeneric_OpMul32F(v, config)
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case OpMul64:
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return rewriteValuegeneric_OpMul64(v, config)
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case OpMul64F:
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return rewriteValuegeneric_OpMul64F(v, config)
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case OpMul8:
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return rewriteValuegeneric_OpMul8(v, config)
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case OpNeg16:
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return rewriteValuegeneric_OpNeg16(v, config)
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case OpNeg32:
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return rewriteValuegeneric_OpNeg32(v, config)
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case OpNeg64:
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return rewriteValuegeneric_OpNeg64(v, config)
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case OpNeg8:
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return rewriteValuegeneric_OpNeg8(v, config)
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case OpNeq16:
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return rewriteValuegeneric_OpNeq16(v, config)
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case OpNeq32:
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return rewriteValuegeneric_OpNeq32(v, config)
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case OpNeq64:
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return rewriteValuegeneric_OpNeq64(v, config)
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case OpNeq8:
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return rewriteValuegeneric_OpNeq8(v, config)
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case OpNeqInter:
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return rewriteValuegeneric_OpNeqInter(v, config)
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case OpNeqPtr:
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return rewriteValuegeneric_OpNeqPtr(v, config)
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case OpNeqSlice:
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return rewriteValuegeneric_OpNeqSlice(v, config)
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case OpNilCheck:
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return rewriteValuegeneric_OpNilCheck(v, config)
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case OpOffPtr:
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return rewriteValuegeneric_OpOffPtr(v, config)
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case OpOr16:
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return rewriteValuegeneric_OpOr16(v, config)
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case OpOr32:
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return rewriteValuegeneric_OpOr32(v, config)
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case OpOr64:
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return rewriteValuegeneric_OpOr64(v, config)
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case OpOr8:
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return rewriteValuegeneric_OpOr8(v, config)
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case OpPhi:
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return rewriteValuegeneric_OpPhi(v, config)
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case OpPtrIndex:
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return rewriteValuegeneric_OpPtrIndex(v, config)
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case OpRsh16Ux16:
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return rewriteValuegeneric_OpRsh16Ux16(v, config)
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case OpRsh16Ux32:
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return rewriteValuegeneric_OpRsh16Ux32(v, config)
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case OpRsh16Ux64:
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return rewriteValuegeneric_OpRsh16Ux64(v, config)
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case OpRsh16Ux8:
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return rewriteValuegeneric_OpRsh16Ux8(v, config)
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case OpRsh16x16:
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return rewriteValuegeneric_OpRsh16x16(v, config)
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case OpRsh16x32:
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return rewriteValuegeneric_OpRsh16x32(v, config)
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case OpRsh16x64:
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return rewriteValuegeneric_OpRsh16x64(v, config)
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case OpRsh16x8:
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return rewriteValuegeneric_OpRsh16x8(v, config)
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case OpRsh32Ux16:
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return rewriteValuegeneric_OpRsh32Ux16(v, config)
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case OpRsh32Ux32:
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return rewriteValuegeneric_OpRsh32Ux32(v, config)
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case OpRsh32Ux64:
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return rewriteValuegeneric_OpRsh32Ux64(v, config)
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case OpRsh32Ux8:
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return rewriteValuegeneric_OpRsh32Ux8(v, config)
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case OpRsh32x16:
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return rewriteValuegeneric_OpRsh32x16(v, config)
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case OpRsh32x32:
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return rewriteValuegeneric_OpRsh32x32(v, config)
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case OpRsh32x64:
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return rewriteValuegeneric_OpRsh32x64(v, config)
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case OpRsh32x8:
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return rewriteValuegeneric_OpRsh32x8(v, config)
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case OpRsh64Ux16:
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return rewriteValuegeneric_OpRsh64Ux16(v, config)
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case OpRsh64Ux32:
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return rewriteValuegeneric_OpRsh64Ux32(v, config)
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case OpRsh64Ux64:
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return rewriteValuegeneric_OpRsh64Ux64(v, config)
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case OpRsh64Ux8:
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return rewriteValuegeneric_OpRsh64Ux8(v, config)
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case OpRsh64x16:
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return rewriteValuegeneric_OpRsh64x16(v, config)
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case OpRsh64x32:
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return rewriteValuegeneric_OpRsh64x32(v, config)
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case OpRsh64x64:
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return rewriteValuegeneric_OpRsh64x64(v, config)
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case OpRsh64x8:
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return rewriteValuegeneric_OpRsh64x8(v, config)
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case OpRsh8Ux16:
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return rewriteValuegeneric_OpRsh8Ux16(v, config)
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case OpRsh8Ux32:
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return rewriteValuegeneric_OpRsh8Ux32(v, config)
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case OpRsh8Ux64:
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return rewriteValuegeneric_OpRsh8Ux64(v, config)
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case OpRsh8Ux8:
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return rewriteValuegeneric_OpRsh8Ux8(v, config)
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case OpRsh8x16:
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return rewriteValuegeneric_OpRsh8x16(v, config)
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case OpRsh8x32:
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return rewriteValuegeneric_OpRsh8x32(v, config)
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case OpRsh8x64:
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return rewriteValuegeneric_OpRsh8x64(v, config)
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case OpRsh8x8:
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return rewriteValuegeneric_OpRsh8x8(v, config)
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case OpSliceCap:
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return rewriteValuegeneric_OpSliceCap(v, config)
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case OpSliceLen:
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return rewriteValuegeneric_OpSliceLen(v, config)
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case OpSlicePtr:
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return rewriteValuegeneric_OpSlicePtr(v, config)
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case OpStore:
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return rewriteValuegeneric_OpStore(v, config)
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case OpStringLen:
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return rewriteValuegeneric_OpStringLen(v, config)
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case OpStringPtr:
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return rewriteValuegeneric_OpStringPtr(v, config)
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case OpStructSelect:
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return rewriteValuegeneric_OpStructSelect(v, config)
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case OpSub16:
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return rewriteValuegeneric_OpSub16(v, config)
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case OpSub32:
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return rewriteValuegeneric_OpSub32(v, config)
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case OpSub32F:
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return rewriteValuegeneric_OpSub32F(v, config)
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case OpSub64:
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return rewriteValuegeneric_OpSub64(v, config)
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case OpSub64F:
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return rewriteValuegeneric_OpSub64F(v, config)
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case OpSub8:
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return rewriteValuegeneric_OpSub8(v, config)
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case OpTrunc16to8:
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return rewriteValuegeneric_OpTrunc16to8(v, config)
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case OpTrunc32to16:
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return rewriteValuegeneric_OpTrunc32to16(v, config)
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case OpTrunc32to8:
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return rewriteValuegeneric_OpTrunc32to8(v, config)
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case OpTrunc64to16:
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return rewriteValuegeneric_OpTrunc64to16(v, config)
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case OpTrunc64to32:
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return rewriteValuegeneric_OpTrunc64to32(v, config)
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case OpTrunc64to8:
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return rewriteValuegeneric_OpTrunc64to8(v, config)
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case OpXor16:
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return rewriteValuegeneric_OpXor16(v, config)
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case OpXor32:
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return rewriteValuegeneric_OpXor32(v, config)
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case OpXor64:
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return rewriteValuegeneric_OpXor64(v, config)
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case OpXor8:
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return rewriteValuegeneric_OpXor8(v, config)
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}
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return false
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}
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func rewriteValuegeneric_OpAdd16(v *Value, config *Config) bool {
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b := v.Block
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_ = b
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// match: (Add16 (Const16 [c]) (Const16 [d]))
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// cond:
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// result: (Const16 [c+d])
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for {
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if v.Args[0].Op != OpConst16 {
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break
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}
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c := v.Args[0].AuxInt
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if v.Args[1].Op != OpConst16 {
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break
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}
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d := v.Args[1].AuxInt
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v.reset(OpConst16)
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v.AuxInt = c + d
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return true
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}
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// match: (Add16 x (Const16 <t> [c]))
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// cond: x.Op != OpConst16
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// result: (Add16 (Const16 <t> [c]) x)
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for {
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x := v.Args[0]
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if v.Args[1].Op != OpConst16 {
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break
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}
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t := v.Args[1].Type
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c := v.Args[1].AuxInt
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if !(x.Op != OpConst16) {
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break
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}
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v.reset(OpAdd16)
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v0 := b.NewValue0(v.Line, OpConst16, t)
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v0.AuxInt = c
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v.AddArg(v0)
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v.AddArg(x)
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return true
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}
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// match: (Add16 (Const16 [0]) x)
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// cond:
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// result: x
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for {
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if v.Args[0].Op != OpConst16 {
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break
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}
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if v.Args[0].AuxInt != 0 {
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break
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}
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x := v.Args[1]
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v.reset(OpCopy)
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v.Type = x.Type
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v.AddArg(x)
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return true
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}
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return false
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}
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func rewriteValuegeneric_OpAdd32(v *Value, config *Config) bool {
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b := v.Block
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_ = b
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// match: (Add32 (Const32 [c]) (Const32 [d]))
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// cond:
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// result: (Const32 [c+d])
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for {
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if v.Args[0].Op != OpConst32 {
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break
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}
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c := v.Args[0].AuxInt
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if v.Args[1].Op != OpConst32 {
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break
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}
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d := v.Args[1].AuxInt
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v.reset(OpConst32)
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v.AuxInt = c + d
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return true
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}
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// match: (Add32 x (Const32 <t> [c]))
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// cond: x.Op != OpConst32
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// result: (Add32 (Const32 <t> [c]) x)
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for {
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x := v.Args[0]
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if v.Args[1].Op != OpConst32 {
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break
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}
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t := v.Args[1].Type
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c := v.Args[1].AuxInt
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if !(x.Op != OpConst32) {
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break
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}
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v.reset(OpAdd32)
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v0 := b.NewValue0(v.Line, OpConst32, t)
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v0.AuxInt = c
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v.AddArg(v0)
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v.AddArg(x)
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return true
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}
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// match: (Add32 (Const32 [0]) x)
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// cond:
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// result: x
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for {
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if v.Args[0].Op != OpConst32 {
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break
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}
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if v.Args[0].AuxInt != 0 {
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break
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}
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x := v.Args[1]
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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 {
|
|
if v.Args[0].Op != OpConst32F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32F {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32F)
|
|
v.AuxInt = f2i(float64(i2f32(c) + i2f32(d)))
|
|
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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpAdd64)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Add64 (Const64 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64F {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64F)
|
|
v.AuxInt = f2i(i2f(c) + i2f(d))
|
|
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 [c+d])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpAdd8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Add8 (Const8 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpAnd16)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (And16 (Const16 [-1]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = 0
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpAnd32)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (And32 (Const32 [-1]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = 0
|
|
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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpAnd64)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (And64 (Const64 [-1]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
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
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
y := v.Args[0].AuxInt
|
|
x := v.Args[1]
|
|
if !(nlz(y)+nto(y) == 64 && nto(y) >= 32) {
|
|
break
|
|
}
|
|
v.reset(OpRsh64Ux64)
|
|
v0 := b.NewValue0(v.Line, OpLsh64x64, t)
|
|
v0.AddArg(x)
|
|
v1 := b.NewValue0(v.Line, OpConst64, t)
|
|
v1.AuxInt = nlz(y)
|
|
v0.AddArg(v1)
|
|
v.AddArg(v0)
|
|
v2 := b.NewValue0(v.Line, 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
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
y := v.Args[0].AuxInt
|
|
x := v.Args[1]
|
|
if !(nlo(y)+ntz(y) == 64 && ntz(y) >= 32) {
|
|
break
|
|
}
|
|
v.reset(OpLsh64x64)
|
|
v0 := b.NewValue0(v.Line, OpRsh64Ux64, t)
|
|
v0.AddArg(x)
|
|
v1 := b.NewValue0(v.Line, OpConst64, t)
|
|
v1.AuxInt = ntz(y)
|
|
v0.AddArg(v1)
|
|
v.AddArg(v0)
|
|
v2 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpAnd8)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (And8 (Const8 [-1]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 0
|
|
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 {
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(v.Type.IsString()) {
|
|
break
|
|
}
|
|
v.reset(OpStringMake)
|
|
v0 := b.NewValue0(v.Line, OpArg, config.fe.TypeBytePtr())
|
|
v0.Aux = n
|
|
v0.AuxInt = off
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, config.fe.TypeInt())
|
|
v1.Aux = n
|
|
v1.AuxInt = off + config.PtrSize
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Arg {n} [off])
|
|
// cond: v.Type.IsSlice()
|
|
// result: (SliceMake (Arg <config.fe.TypeBytePtr()> {n} [off]) (Arg <config.fe.TypeInt()> {n} [off+config.PtrSize]) (Arg <config.fe.TypeInt()> {n} [off+2*config.PtrSize]))
|
|
for {
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(v.Type.IsSlice()) {
|
|
break
|
|
}
|
|
v.reset(OpSliceMake)
|
|
v0 := b.NewValue0(v.Line, OpArg, config.fe.TypeBytePtr())
|
|
v0.Aux = n
|
|
v0.AuxInt = off
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, config.fe.TypeInt())
|
|
v1.Aux = n
|
|
v1.AuxInt = off + config.PtrSize
|
|
v.AddArg(v1)
|
|
v2 := b.NewValue0(v.Line, OpArg, config.fe.TypeInt())
|
|
v2.Aux = n
|
|
v2.AuxInt = off + 2*config.PtrSize
|
|
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 {
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(v.Type.IsInterface()) {
|
|
break
|
|
}
|
|
v.reset(OpIMake)
|
|
v0 := b.NewValue0(v.Line, OpArg, config.fe.TypeBytePtr())
|
|
v0.Aux = n
|
|
v0.AuxInt = off
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, config.fe.TypeBytePtr())
|
|
v1.Aux = n
|
|
v1.AuxInt = off + config.PtrSize
|
|
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 {
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(v.Type.IsComplex() && v.Type.Size() == 16) {
|
|
break
|
|
}
|
|
v.reset(OpComplexMake)
|
|
v0 := b.NewValue0(v.Line, OpArg, config.fe.TypeFloat64())
|
|
v0.Aux = n
|
|
v0.AuxInt = off
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, config.fe.TypeFloat64())
|
|
v1.Aux = n
|
|
v1.AuxInt = off + 8
|
|
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 {
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(v.Type.IsComplex() && v.Type.Size() == 8) {
|
|
break
|
|
}
|
|
v.reset(OpComplexMake)
|
|
v0 := b.NewValue0(v.Line, OpArg, config.fe.TypeFloat32())
|
|
v0.Aux = n
|
|
v0.AuxInt = off
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, config.fe.TypeFloat32())
|
|
v1.Aux = n
|
|
v1.AuxInt = off + 4
|
|
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
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(t.IsStruct() && t.NumFields() == 1 && config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
v.reset(OpStructMake1)
|
|
v0 := b.NewValue0(v.Line, OpArg, t.FieldType(0))
|
|
v0.Aux = n
|
|
v0.AuxInt = off + t.FieldOff(0)
|
|
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
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(t.IsStruct() && t.NumFields() == 2 && config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
v.reset(OpStructMake2)
|
|
v0 := b.NewValue0(v.Line, OpArg, t.FieldType(0))
|
|
v0.Aux = n
|
|
v0.AuxInt = off + t.FieldOff(0)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, t.FieldType(1))
|
|
v1.Aux = n
|
|
v1.AuxInt = off + t.FieldOff(1)
|
|
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
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(t.IsStruct() && t.NumFields() == 3 && config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
v.reset(OpStructMake3)
|
|
v0 := b.NewValue0(v.Line, OpArg, t.FieldType(0))
|
|
v0.Aux = n
|
|
v0.AuxInt = off + t.FieldOff(0)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, t.FieldType(1))
|
|
v1.Aux = n
|
|
v1.AuxInt = off + t.FieldOff(1)
|
|
v.AddArg(v1)
|
|
v2 := b.NewValue0(v.Line, OpArg, t.FieldType(2))
|
|
v2.Aux = n
|
|
v2.AuxInt = off + t.FieldOff(2)
|
|
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
|
|
n := v.Aux
|
|
off := v.AuxInt
|
|
if !(t.IsStruct() && t.NumFields() == 4 && config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
v.reset(OpStructMake4)
|
|
v0 := b.NewValue0(v.Line, OpArg, t.FieldType(0))
|
|
v0.Aux = n
|
|
v0.AuxInt = off + t.FieldOff(0)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpArg, t.FieldType(1))
|
|
v1.Aux = n
|
|
v1.AuxInt = off + t.FieldOff(1)
|
|
v.AddArg(v1)
|
|
v2 := b.NewValue0(v.Line, OpArg, t.FieldType(2))
|
|
v2.Aux = n
|
|
v2.AuxInt = off + t.FieldOff(2)
|
|
v.AddArg(v2)
|
|
v3 := b.NewValue0(v.Line, OpArg, t.FieldType(3))
|
|
v3.Aux = n
|
|
v3.AuxInt = off + t.FieldOff(3)
|
|
v.AddArg(v3)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpArrayIndex(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (ArrayIndex <t> [0] (Load ptr mem))
|
|
// cond:
|
|
// result: @v.Args[0].Block (Load <t> ptr mem)
|
|
for {
|
|
t := v.Type
|
|
if v.AuxInt != 0 {
|
|
break
|
|
}
|
|
if v.Args[0].Op != OpLoad {
|
|
break
|
|
}
|
|
ptr := v.Args[0].Args[0]
|
|
mem := v.Args[0].Args[1]
|
|
b = v.Args[0].Block
|
|
v0 := b.NewValue0(v.Line, OpLoad, t)
|
|
v.reset(OpCopy)
|
|
v.AddArg(v0)
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpCom16(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Com16 (Com16 x))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpCom16 {
|
|
break
|
|
}
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpCom32 {
|
|
break
|
|
}
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpCom64 {
|
|
break
|
|
}
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpCom8 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpComplexImag(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (ComplexImag (ComplexMake _ imag ))
|
|
// cond:
|
|
// result: imag
|
|
for {
|
|
if v.Args[0].Op != OpComplexMake {
|
|
break
|
|
}
|
|
imag := v.Args[0].Args[1]
|
|
v.reset(OpCopy)
|
|
v.Type = imag.Type
|
|
v.AddArg(imag)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpComplexReal(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (ComplexReal (ComplexMake real _ ))
|
|
// cond:
|
|
// result: real
|
|
for {
|
|
if v.Args[0].Op != OpComplexMake {
|
|
break
|
|
}
|
|
real := v.Args[0].Args[0]
|
|
v.reset(OpCopy)
|
|
v.Type = real.Type
|
|
v.AddArg(real)
|
|
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.Line, OpConstNil, config.fe.TypeBytePtr())
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpConstNil, config.fe.TypeBytePtr())
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpConstSlice(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (ConstSlice)
|
|
// cond: config.PtrSize == 4
|
|
// result: (SliceMake (ConstNil <config.fe.TypeBytePtr()>) (Const32 <config.fe.TypeInt()> [0]) (Const32 <config.fe.TypeInt()> [0]))
|
|
for {
|
|
if !(config.PtrSize == 4) {
|
|
break
|
|
}
|
|
v.reset(OpSliceMake)
|
|
v0 := b.NewValue0(v.Line, OpConstNil, config.fe.TypeBytePtr())
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpConst32, config.fe.TypeInt())
|
|
v1.AuxInt = 0
|
|
v.AddArg(v1)
|
|
v2 := b.NewValue0(v.Line, OpConst32, config.fe.TypeInt())
|
|
v2.AuxInt = 0
|
|
v.AddArg(v2)
|
|
return true
|
|
}
|
|
// match: (ConstSlice)
|
|
// cond: config.PtrSize == 8
|
|
// result: (SliceMake (ConstNil <config.fe.TypeBytePtr()>) (Const64 <config.fe.TypeInt()> [0]) (Const64 <config.fe.TypeInt()> [0]))
|
|
for {
|
|
if !(config.PtrSize == 8) {
|
|
break
|
|
}
|
|
v.reset(OpSliceMake)
|
|
v0 := b.NewValue0(v.Line, OpConstNil, config.fe.TypeBytePtr())
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpConst64, config.fe.TypeInt())
|
|
v1.AuxInt = 0
|
|
v.AddArg(v1)
|
|
v2 := b.NewValue0(v.Line, 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.Line, OpConstNil, config.fe.TypeBytePtr())
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, 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.Line, OpConstNil, config.fe.TypeBytePtr())
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, 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.Line, OpAddr, config.fe.TypeBytePtr())
|
|
v0.Aux = config.fe.StringData(s.(string))
|
|
v1 := b.NewValue0(v.Line, OpSB, config.fe.TypeUintptr())
|
|
v0.AddArg(v1)
|
|
v.AddArg(v0)
|
|
v2 := b.NewValue0(v.Line, 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.Line, OpAddr, config.fe.TypeBytePtr())
|
|
v0.Aux = config.fe.StringData(s.(string))
|
|
v1 := b.NewValue0(v.Line, OpSB, config.fe.TypeUintptr())
|
|
v0.AddArg(v1)
|
|
v.AddArg(v0)
|
|
v2 := b.NewValue0(v.Line, 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 {
|
|
if v.Args[0].Op != OpAdd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConvert {
|
|
break
|
|
}
|
|
ptr := v.Args[0].Args[0].Args[0]
|
|
mem := v.Args[0].Args[0].Args[1]
|
|
off := v.Args[0].Args[1]
|
|
if v.Args[1] != mem {
|
|
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 {
|
|
if v.Args[0].Op != OpAdd64 {
|
|
break
|
|
}
|
|
off := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConvert {
|
|
break
|
|
}
|
|
ptr := v.Args[0].Args[1].Args[0]
|
|
mem := v.Args[0].Args[1].Args[1]
|
|
if v.Args[1] != mem {
|
|
break
|
|
}
|
|
v.reset(OpAdd64)
|
|
v.AddArg(ptr)
|
|
v.AddArg(off)
|
|
return true
|
|
}
|
|
// match: (Convert (Convert ptr mem) mem)
|
|
// cond:
|
|
// result: ptr
|
|
for {
|
|
if v.Args[0].Op != OpConvert {
|
|
break
|
|
}
|
|
ptr := v.Args[0].Args[0]
|
|
mem := v.Args[0].Args[1]
|
|
if v.Args[1] != mem {
|
|
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 {
|
|
if v.Args[0].Op != OpConst32F {
|
|
break
|
|
}
|
|
c := v.Args[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 {
|
|
if v.Args[0].Op != OpConst64F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst32F)
|
|
v.AuxInt = f2i(float64(i2f32(c)))
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpDiv64(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Div64 <t> x (Const64 [c]))
|
|
// cond: c > 0 && smagic64ok(c) && smagic64m(c) > 0
|
|
// result: (Sub64 <t> (Rsh64x64 <t> (Hmul64 <t> (Const64 <t> [smagic64m(c)]) x) (Const64 <t> [smagic64s(c)])) (Rsh64x64 <t> x (Const64 <t> [63])))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(c > 0 && smagic64ok(c) && smagic64m(c) > 0) {
|
|
break
|
|
}
|
|
v.reset(OpSub64)
|
|
v.Type = t
|
|
v0 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v1 := b.NewValue0(v.Line, OpHmul64, t)
|
|
v2 := b.NewValue0(v.Line, OpConst64, t)
|
|
v2.AuxInt = smagic64m(c)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(x)
|
|
v0.AddArg(v1)
|
|
v3 := b.NewValue0(v.Line, OpConst64, t)
|
|
v3.AuxInt = smagic64s(c)
|
|
v0.AddArg(v3)
|
|
v.AddArg(v0)
|
|
v4 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v4.AddArg(x)
|
|
v5 := b.NewValue0(v.Line, OpConst64, t)
|
|
v5.AuxInt = 63
|
|
v4.AddArg(v5)
|
|
v.AddArg(v4)
|
|
return true
|
|
}
|
|
// match: (Div64 <t> x (Const64 [c]))
|
|
// cond: c > 0 && smagic64ok(c) && smagic64m(c) < 0
|
|
// result: (Sub64 <t> (Rsh64x64 <t> (Add64 <t> (Hmul64 <t> (Const64 <t> [smagic64m(c)]) x) x) (Const64 <t> [smagic64s(c)])) (Rsh64x64 <t> x (Const64 <t> [63])))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(c > 0 && smagic64ok(c) && smagic64m(c) < 0) {
|
|
break
|
|
}
|
|
v.reset(OpSub64)
|
|
v.Type = t
|
|
v0 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v1 := b.NewValue0(v.Line, OpAdd64, t)
|
|
v2 := b.NewValue0(v.Line, OpHmul64, t)
|
|
v3 := b.NewValue0(v.Line, OpConst64, t)
|
|
v3.AuxInt = smagic64m(c)
|
|
v2.AddArg(v3)
|
|
v2.AddArg(x)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(x)
|
|
v0.AddArg(v1)
|
|
v4 := b.NewValue0(v.Line, OpConst64, t)
|
|
v4.AuxInt = smagic64s(c)
|
|
v0.AddArg(v4)
|
|
v.AddArg(v0)
|
|
v5 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v5.AddArg(x)
|
|
v6 := b.NewValue0(v.Line, OpConst64, t)
|
|
v6.AuxInt = 63
|
|
v5.AddArg(v6)
|
|
v.AddArg(v5)
|
|
return true
|
|
}
|
|
// match: (Div64 <t> x (Const64 [c]))
|
|
// cond: c < 0 && smagic64ok(c) && smagic64m(c) > 0
|
|
// result: (Neg64 <t> (Sub64 <t> (Rsh64x64 <t> (Hmul64 <t> (Const64 <t> [smagic64m(c)]) x) (Const64 <t> [smagic64s(c)])) (Rsh64x64 <t> x (Const64 <t> [63]))))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(c < 0 && smagic64ok(c) && smagic64m(c) > 0) {
|
|
break
|
|
}
|
|
v.reset(OpNeg64)
|
|
v.Type = t
|
|
v0 := b.NewValue0(v.Line, OpSub64, t)
|
|
v1 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v2 := b.NewValue0(v.Line, OpHmul64, t)
|
|
v3 := b.NewValue0(v.Line, OpConst64, t)
|
|
v3.AuxInt = smagic64m(c)
|
|
v2.AddArg(v3)
|
|
v2.AddArg(x)
|
|
v1.AddArg(v2)
|
|
v4 := b.NewValue0(v.Line, OpConst64, t)
|
|
v4.AuxInt = smagic64s(c)
|
|
v1.AddArg(v4)
|
|
v0.AddArg(v1)
|
|
v5 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v5.AddArg(x)
|
|
v6 := b.NewValue0(v.Line, OpConst64, t)
|
|
v6.AuxInt = 63
|
|
v5.AddArg(v6)
|
|
v0.AddArg(v5)
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Div64 <t> x (Const64 [c]))
|
|
// cond: c < 0 && smagic64ok(c) && smagic64m(c) < 0
|
|
// result: (Neg64 <t> (Sub64 <t> (Rsh64x64 <t> (Add64 <t> (Hmul64 <t> (Const64 <t> [smagic64m(c)]) x) x) (Const64 <t> [smagic64s(c)])) (Rsh64x64 <t> x (Const64 <t> [63]))))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(c < 0 && smagic64ok(c) && smagic64m(c) < 0) {
|
|
break
|
|
}
|
|
v.reset(OpNeg64)
|
|
v.Type = t
|
|
v0 := b.NewValue0(v.Line, OpSub64, t)
|
|
v1 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v2 := b.NewValue0(v.Line, OpAdd64, t)
|
|
v3 := b.NewValue0(v.Line, OpHmul64, t)
|
|
v4 := b.NewValue0(v.Line, OpConst64, t)
|
|
v4.AuxInt = smagic64m(c)
|
|
v3.AddArg(v4)
|
|
v3.AddArg(x)
|
|
v2.AddArg(v3)
|
|
v2.AddArg(x)
|
|
v1.AddArg(v2)
|
|
v5 := b.NewValue0(v.Line, OpConst64, t)
|
|
v5.AuxInt = smagic64s(c)
|
|
v1.AddArg(v5)
|
|
v0.AddArg(v1)
|
|
v6 := b.NewValue0(v.Line, OpRsh64x64, t)
|
|
v6.AddArg(x)
|
|
v7 := b.NewValue0(v.Line, OpConst64, t)
|
|
v7.AuxInt = 63
|
|
v6.AddArg(v7)
|
|
v0.AddArg(v6)
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpDiv64u(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Div64u <t> n (Const64 [c]))
|
|
// cond: isPowerOfTwo(c)
|
|
// result: (Rsh64Ux64 n (Const64 <t> [log2(c)]))
|
|
for {
|
|
t := v.Type
|
|
n := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(isPowerOfTwo(c)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh64Ux64)
|
|
v.AddArg(n)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = log2(c)
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Div64u <t> x (Const64 [c]))
|
|
// cond: umagic64ok(c) && !umagic64a(c)
|
|
// result: (Rsh64Ux64 (Hmul64u <t> (Const64 <t> [umagic64m(c)]) x) (Const64 <t> [umagic64s(c)]))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(umagic64ok(c) && !umagic64a(c)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh64Ux64)
|
|
v0 := b.NewValue0(v.Line, OpHmul64u, t)
|
|
v1 := b.NewValue0(v.Line, OpConst64, t)
|
|
v1.AuxInt = umagic64m(c)
|
|
v0.AddArg(v1)
|
|
v0.AddArg(x)
|
|
v.AddArg(v0)
|
|
v2 := b.NewValue0(v.Line, OpConst64, t)
|
|
v2.AuxInt = umagic64s(c)
|
|
v.AddArg(v2)
|
|
return true
|
|
}
|
|
// match: (Div64u <t> x (Const64 [c]))
|
|
// cond: umagic64ok(c) && umagic64a(c)
|
|
// result: (Rsh64Ux64 (Avg64u <t> (Hmul64u <t> x (Const64 <t> [umagic64m(c)])) x) (Const64 <t> [umagic64s(c)-1]))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(umagic64ok(c) && umagic64a(c)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh64Ux64)
|
|
v0 := b.NewValue0(v.Line, OpAvg64u, t)
|
|
v1 := b.NewValue0(v.Line, OpHmul64u, t)
|
|
v1.AddArg(x)
|
|
v2 := b.NewValue0(v.Line, OpConst64, t)
|
|
v2.AuxInt = umagic64m(c)
|
|
v1.AddArg(v2)
|
|
v0.AddArg(v1)
|
|
v0.AddArg(x)
|
|
v.AddArg(v0)
|
|
v3 := b.NewValue0(v.Line, OpConst64, t)
|
|
v3.AuxInt = umagic64s(c) - 1
|
|
v.AddArg(v3)
|
|
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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (Eq16 (Const16 <t> [c]) (Add16 (Const16 <t> [d]) x))
|
|
// cond:
|
|
// result: (Eq16 (Const16 <t> [c-d]) x)
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd16 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpEq16)
|
|
v0 := b.NewValue0(v.Line, OpConst16, t)
|
|
v0.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpEq16)
|
|
v0 := b.NewValue0(v.Line, OpConst16, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq16 (Const16 [c]) (Const16 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int16(c) == int16(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int16(c) == int16(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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (Eq32 (Const32 <t> [c]) (Add32 (Const32 <t> [d]) x))
|
|
// cond:
|
|
// result: (Eq32 (Const32 <t> [c-d]) x)
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd32 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpEq32)
|
|
v0 := b.NewValue0(v.Line, OpConst32, t)
|
|
v0.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpEq32)
|
|
v0 := b.NewValue0(v.Line, OpConst32, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq32 (Const32 [c]) (Const32 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int32(c) == int32(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int32(c) == int32(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 v.Args[1] != x {
|
|
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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd64 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpEq64)
|
|
v0 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpEq64)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq64 (Const64 [c]) (Const64 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int64(c) == int64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int64(c) == int64(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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (Eq8 (ConstBool [c]) (ConstBool [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i((int8(c) != 0) == (int8(d) != 0))])
|
|
for {
|
|
if v.Args[0].Op != OpConstBool {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConstBool {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i((int8(c) != 0) == (int8(d) != 0))
|
|
return true
|
|
}
|
|
// match: (Eq8 (ConstBool [0]) x)
|
|
// cond:
|
|
// result: (Not x)
|
|
for {
|
|
if v.Args[0].Op != OpConstBool {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
v.reset(OpNot)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq8 (ConstBool [1]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConstBool {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 1 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq8 (Const8 <t> [c]) (Add8 (Const8 <t> [d]) x))
|
|
// cond:
|
|
// result: (Eq8 (Const8 <t> [c-d]) x)
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd8 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpEq8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpEq8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq8 x (ConstBool <t> [c]))
|
|
// cond: x.Op != OpConstBool
|
|
// result: (Eq8 (ConstBool <t> [c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConstBool {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConstBool) {
|
|
break
|
|
}
|
|
v.reset(OpEq8)
|
|
v0 := b.NewValue0(v.Line, OpConstBool, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Eq8 (Const8 [c]) (Const8 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int8(c) == int8(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int8(c) == int8(d))
|
|
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.Line, OpITab, config.fe.TypeBytePtr())
|
|
v0.AddArg(x)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpITab, config.fe.TypeBytePtr())
|
|
v1.AddArg(y)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
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]
|
|
if v.Args[1].Op != OpConstNil {
|
|
break
|
|
}
|
|
v.reset(OpNot)
|
|
v0 := b.NewValue0(v.Line, OpIsNonNil, config.fe.TypeBool())
|
|
v0.AddArg(p)
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (EqPtr (ConstNil) p)
|
|
// cond:
|
|
// result: (Not (IsNonNil p))
|
|
for {
|
|
if v.Args[0].Op != OpConstNil {
|
|
break
|
|
}
|
|
p := v.Args[1]
|
|
v.reset(OpNot)
|
|
v0 := b.NewValue0(v.Line, 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.Line, OpSlicePtr, config.fe.TypeBytePtr())
|
|
v0.AddArg(x)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpSlicePtr, config.fe.TypeBytePtr())
|
|
v1.AddArg(y)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpGeq16(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Geq16 (Const16 [c]) (Const16 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int16(c) >= int16(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int16(c) >= int16(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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[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(int32(c) >= int32(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int32(c) >= int32(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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[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(int64(c) >= int64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int64(c) >= int64(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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[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(int8(c) >= int8(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int8(c) >= int8(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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[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(int16(c) > int16(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int16(c) > int16(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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[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(int32(c) > int32(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int32(c) > int32(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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[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(int64(c) > int64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int64(c) > int64(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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[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(int8(c) > int8(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int8(c) > int8(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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(uint8(c) > uint8(d))
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpIData(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (IData (IMake _ data))
|
|
// cond:
|
|
// result: data
|
|
for {
|
|
if v.Args[0].Op != OpIMake {
|
|
break
|
|
}
|
|
data := v.Args[0].Args[1]
|
|
v.reset(OpCopy)
|
|
v.Type = data.Type
|
|
v.AddArg(data)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpITab(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (ITab (IMake itab _))
|
|
// cond:
|
|
// result: itab
|
|
for {
|
|
if v.Args[0].Op != OpIMake {
|
|
break
|
|
}
|
|
itab := v.Args[0].Args[0]
|
|
v.reset(OpCopy)
|
|
v.Type = itab.Type
|
|
v.AddArg(itab)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpIsInBounds(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (IsInBounds x x)
|
|
// cond:
|
|
// result: (ConstBool [0])
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (IsInBounds (And32 (Const32 [c]) _) (Const32 [d]))
|
|
// cond: inBounds32(c, d)
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpAnd32 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(inBounds32(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsInBounds (And64 (Const64 [c]) _) (Const64 [d]))
|
|
// cond: inBounds64(c, d)
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpAnd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(inBounds64(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsInBounds (Const32 [c]) (Const32 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(inBounds32(c,d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(inBounds32(c, d))
|
|
return true
|
|
}
|
|
// match: (IsInBounds (Const64 [c]) (Const64 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(inBounds64(c,d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(inBounds64(c, d))
|
|
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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (And32 (Const32 [c]) _) (Const32 [d]))
|
|
// cond: sliceInBounds32(c, d)
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpAnd32 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(sliceInBounds32(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (And64 (Const64 [c]) _) (Const64 [d]))
|
|
// cond: sliceInBounds64(c, d)
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpAnd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(sliceInBounds64(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (Const32 [0]) _)
|
|
// cond:
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (Const64 [0]) _)
|
|
// cond:
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 1
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (Const32 [c]) (Const32 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(sliceInBounds32(c,d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(sliceInBounds32(c, d))
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (Const64 [c]) (Const64 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(sliceInBounds64(c,d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(sliceInBounds64(c, d))
|
|
return true
|
|
}
|
|
// match: (IsSliceInBounds (SliceLen x) (SliceCap x))
|
|
// cond:
|
|
// result: (ConstBool [1])
|
|
for {
|
|
if v.Args[0].Op != OpSliceLen {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[1].Op != OpSliceCap {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0] != x {
|
|
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(int16(c) <= int16(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int16(c) <= int16(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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[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(int32(c) <= int32(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int32(c) <= int32(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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[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(int64(c) <= int64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int64(c) <= int64(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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[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(int8(c) <= int8(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int8(c) <= int8(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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[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(int16(c) < int16(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int16(c) < int16(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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[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(int32(c) < int32(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int32(c) < int32(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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[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(int64(c) < int64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int64(c) < int64(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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[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(int8(c) < int8(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int8(c) < int8(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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[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]
|
|
if v.Args[1].Op != OpStore {
|
|
break
|
|
}
|
|
w := v.Args[1].AuxInt
|
|
p2 := v.Args[1].Args[0]
|
|
x := v.Args[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.Line, 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.Line, OpLoad, t.FieldType(0))
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, t.FieldType(1))
|
|
v2 := b.NewValue0(v.Line, 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.Line, OpLoad, t.FieldType(0))
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, t.FieldType(1))
|
|
v2 := b.NewValue0(v.Line, 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.Line, OpLoad, t.FieldType(2))
|
|
v4 := b.NewValue0(v.Line, 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.Line, OpLoad, t.FieldType(0))
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, t.FieldType(1))
|
|
v2 := b.NewValue0(v.Line, 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.Line, OpLoad, t.FieldType(2))
|
|
v4 := b.NewValue0(v.Line, 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.Line, OpLoad, t.FieldType(3))
|
|
v6 := b.NewValue0(v.Line, 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> ptr mem)
|
|
// cond: t.IsComplex() && t.Size() == 8
|
|
// result: (ComplexMake (Load <config.fe.TypeFloat32()> ptr mem) (Load <config.fe.TypeFloat32()> (OffPtr <config.fe.TypeFloat32().PtrTo()> [4] ptr) mem) )
|
|
for {
|
|
t := v.Type
|
|
ptr := v.Args[0]
|
|
mem := v.Args[1]
|
|
if !(t.IsComplex() && t.Size() == 8) {
|
|
break
|
|
}
|
|
v.reset(OpComplexMake)
|
|
v0 := b.NewValue0(v.Line, OpLoad, config.fe.TypeFloat32())
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, config.fe.TypeFloat32())
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeFloat32().PtrTo())
|
|
v2.AuxInt = 4
|
|
v2.AddArg(ptr)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Load <t> ptr mem)
|
|
// cond: t.IsComplex() && t.Size() == 16
|
|
// result: (ComplexMake (Load <config.fe.TypeFloat64()> ptr mem) (Load <config.fe.TypeFloat64()> (OffPtr <config.fe.TypeFloat64().PtrTo()> [8] ptr) mem) )
|
|
for {
|
|
t := v.Type
|
|
ptr := v.Args[0]
|
|
mem := v.Args[1]
|
|
if !(t.IsComplex() && t.Size() == 16) {
|
|
break
|
|
}
|
|
v.reset(OpComplexMake)
|
|
v0 := b.NewValue0(v.Line, OpLoad, config.fe.TypeFloat64())
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, config.fe.TypeFloat64())
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeFloat64().PtrTo())
|
|
v2.AuxInt = 8
|
|
v2.AddArg(ptr)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Load <t> ptr mem)
|
|
// cond: t.IsString()
|
|
// result: (StringMake (Load <config.fe.TypeBytePtr()> ptr mem) (Load <config.fe.TypeInt()> (OffPtr <config.fe.TypeInt().PtrTo()> [config.PtrSize] ptr) mem))
|
|
for {
|
|
t := v.Type
|
|
ptr := v.Args[0]
|
|
mem := v.Args[1]
|
|
if !(t.IsString()) {
|
|
break
|
|
}
|
|
v.reset(OpStringMake)
|
|
v0 := b.NewValue0(v.Line, OpLoad, config.fe.TypeBytePtr())
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, config.fe.TypeInt())
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeInt().PtrTo())
|
|
v2.AuxInt = config.PtrSize
|
|
v2.AddArg(ptr)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Load <t> ptr mem)
|
|
// cond: t.IsSlice()
|
|
// result: (SliceMake (Load <config.fe.TypeBytePtr()> ptr mem) (Load <config.fe.TypeInt()> (OffPtr <config.fe.TypeInt().PtrTo()> [config.PtrSize] ptr) mem) (Load <config.fe.TypeInt()> (OffPtr <config.fe.TypeInt().PtrTo()> [2*config.PtrSize] ptr) mem))
|
|
for {
|
|
t := v.Type
|
|
ptr := v.Args[0]
|
|
mem := v.Args[1]
|
|
if !(t.IsSlice()) {
|
|
break
|
|
}
|
|
v.reset(OpSliceMake)
|
|
v0 := b.NewValue0(v.Line, OpLoad, config.fe.TypeBytePtr())
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, config.fe.TypeInt())
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeInt().PtrTo())
|
|
v2.AuxInt = config.PtrSize
|
|
v2.AddArg(ptr)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
v3 := b.NewValue0(v.Line, OpLoad, config.fe.TypeInt())
|
|
v4 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeInt().PtrTo())
|
|
v4.AuxInt = 2 * config.PtrSize
|
|
v4.AddArg(ptr)
|
|
v3.AddArg(v4)
|
|
v3.AddArg(mem)
|
|
v.AddArg(v3)
|
|
return true
|
|
}
|
|
// match: (Load <t> ptr mem)
|
|
// cond: t.IsInterface()
|
|
// result: (IMake (Load <config.fe.TypeBytePtr()> ptr mem) (Load <config.fe.TypeBytePtr()> (OffPtr <config.fe.TypeBytePtr().PtrTo()> [config.PtrSize] ptr) mem))
|
|
for {
|
|
t := v.Type
|
|
ptr := v.Args[0]
|
|
mem := v.Args[1]
|
|
if !(t.IsInterface()) {
|
|
break
|
|
}
|
|
v.reset(OpIMake)
|
|
v0 := b.NewValue0(v.Line, OpLoad, config.fe.TypeBytePtr())
|
|
v0.AddArg(ptr)
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpLoad, config.fe.TypeBytePtr())
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeBytePtr().PtrTo())
|
|
v2.AuxInt = config.PtrSize
|
|
v2.AddArg(ptr)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = int64(int16(c) << uint64(d))
|
|
return true
|
|
}
|
|
// match: (Lsh16x64 (Const16 [0]) _)
|
|
// cond:
|
|
// result: (Const16 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Lsh16x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Lsh16x64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 16
|
|
// result: (Const16 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpLsh16x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpLsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32)
|
|
v.AuxInt = int64(int32(c) << uint64(d))
|
|
return true
|
|
}
|
|
// match: (Lsh32x64 (Const32 [0]) _)
|
|
// cond:
|
|
// result: (Const32 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Lsh32x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Lsh32x64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 32
|
|
// result: (Const32 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpLsh32x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpLsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Lsh64x16 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Lsh64x32 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64)
|
|
v.AuxInt = c << uint64(d)
|
|
return true
|
|
}
|
|
// match: (Lsh64x64 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Lsh64x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Lsh64x64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 64
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpLsh64x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpLsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Lsh64x8 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = int64(int8(c) << uint64(d))
|
|
return true
|
|
}
|
|
// match: (Lsh8x64 (Const8 [0]) _)
|
|
// cond:
|
|
// result: (Const8 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Lsh8x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Lsh8x64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 8
|
|
// result: (Const8 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpLsh8x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpLsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpLsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpMod64(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Mod64 <t> x (Const64 [c]))
|
|
// cond: smagic64ok(c)
|
|
// result: (Sub64 x (Mul64 <t> (Div64 <t> x (Const64 <t> [c])) (Const64 <t> [c])))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(smagic64ok(c)) {
|
|
break
|
|
}
|
|
v.reset(OpSub64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpMul64, t)
|
|
v1 := b.NewValue0(v.Line, OpDiv64, t)
|
|
v1.AddArg(x)
|
|
v2 := b.NewValue0(v.Line, OpConst64, t)
|
|
v2.AuxInt = c
|
|
v1.AddArg(v2)
|
|
v0.AddArg(v1)
|
|
v3 := b.NewValue0(v.Line, 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 <t> n (Const64 [c]))
|
|
// cond: isPowerOfTwo(c)
|
|
// result: (And64 n (Const64 <t> [c-1]))
|
|
for {
|
|
t := v.Type
|
|
n := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(isPowerOfTwo(c)) {
|
|
break
|
|
}
|
|
v.reset(OpAnd64)
|
|
v.AddArg(n)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c - 1
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Mod64u <t> x (Const64 [c]))
|
|
// cond: umagic64ok(c)
|
|
// result: (Sub64 x (Mul64 <t> (Div64u <t> x (Const64 <t> [c])) (Const64 <t> [c])))
|
|
for {
|
|
t := v.Type
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
if !(umagic64ok(c)) {
|
|
break
|
|
}
|
|
v.reset(OpSub64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpMul64, t)
|
|
v1 := b.NewValue0(v.Line, OpDiv64u, t)
|
|
v1.AddArg(x)
|
|
v2 := b.NewValue0(v.Line, OpConst64, t)
|
|
v2.AuxInt = c
|
|
v1.AddArg(v2)
|
|
v0.AddArg(v1)
|
|
v3 := b.NewValue0(v.Line, OpConst64, 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 [c*d])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = c * d
|
|
return true
|
|
}
|
|
// match: (Mul16 x (Const16 <t> [c]))
|
|
// cond: x.Op != OpConst16
|
|
// result: (Mul16 (Const16 <t> [c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpMul16)
|
|
v0 := b.NewValue0(v.Line, OpConst16, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Mul16 (Const16 [0]) _)
|
|
// cond:
|
|
// result: (Const16 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[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 [c*d])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32)
|
|
v.AuxInt = c * d
|
|
return true
|
|
}
|
|
// match: (Mul32 x (Const32 <t> [c]))
|
|
// cond: x.Op != OpConst32
|
|
// result: (Mul32 (Const32 <t> [c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpMul32)
|
|
v0 := b.NewValue0(v.Line, 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> [c*d]) (Mul32 <t> (Const32 <t> [c]) x))
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd32 {
|
|
break
|
|
}
|
|
if v.Args[1].Type != t {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpAdd32)
|
|
v0 := b.NewValue0(v.Line, OpConst32, t)
|
|
v0.AuxInt = c * d
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpMul32, t)
|
|
v2 := b.NewValue0(v.Line, 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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst32F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32F {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32F)
|
|
v.AuxInt = f2i(float64(i2f32(c) * i2f32(d)))
|
|
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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64)
|
|
v.AuxInt = c * d
|
|
return true
|
|
}
|
|
// match: (Mul64 x (Const64 <t> [c]))
|
|
// cond: x.Op != OpConst64
|
|
// result: (Mul64 (Const64 <t> [c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpMul64)
|
|
v0 := b.NewValue0(v.Line, 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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd64 {
|
|
break
|
|
}
|
|
if v.Args[1].Type != t {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpAdd64)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c * d
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpMul64, t)
|
|
v2 := b.NewValue0(v.Line, 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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64F {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64F)
|
|
v.AuxInt = f2i(i2f(c) * i2f(d))
|
|
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 [c*d])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = c * d
|
|
return true
|
|
}
|
|
// match: (Mul8 x (Const8 <t> [c]))
|
|
// cond: x.Op != OpConst8
|
|
// result: (Mul8 (Const8 <t> [c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpMul8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Mul8 (Const8 [0]) _)
|
|
// cond:
|
|
// result: (Const8 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpSub16 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[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 {
|
|
if v.Args[0].Op != OpSub32 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[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 {
|
|
if v.Args[0].Op != OpSub64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[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 {
|
|
if v.Args[0].Op != OpSub8 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Neq16 (Const16 <t> [c]) (Add16 (Const16 <t> [d]) x))
|
|
// cond:
|
|
// result: (Neq16 (Const16 <t> [c-d]) x)
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd16 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpNeq16)
|
|
v0 := b.NewValue0(v.Line, OpConst16, t)
|
|
v0.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpNeq16)
|
|
v0 := b.NewValue0(v.Line, OpConst16, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq16 (Const16 [c]) (Const16 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int16(c) != int16(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int16(c) != int16(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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Neq32 (Const32 <t> [c]) (Add32 (Const32 <t> [d]) x))
|
|
// cond:
|
|
// result: (Neq32 (Const32 <t> [c-d]) x)
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd32 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpNeq32)
|
|
v0 := b.NewValue0(v.Line, OpConst32, t)
|
|
v0.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpNeq32)
|
|
v0 := b.NewValue0(v.Line, OpConst32, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq32 (Const32 [c]) (Const32 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int32(c) != int32(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int32(c) != int32(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 v.Args[1] != x {
|
|
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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd64 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpNeq64)
|
|
v0 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpNeq64)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq64 (Const64 [c]) (Const64 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int64(c) != int64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int64(c) != int64(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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Neq8 (ConstBool [c]) (ConstBool [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i((int8(c) != 0) != (int8(d) != 0))])
|
|
for {
|
|
if v.Args[0].Op != OpConstBool {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConstBool {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i((int8(c) != 0) != (int8(d) != 0))
|
|
return true
|
|
}
|
|
// match: (Neq8 (ConstBool [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConstBool {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq8 (ConstBool [1]) x)
|
|
// cond:
|
|
// result: (Not x)
|
|
for {
|
|
if v.Args[0].Op != OpConstBool {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 1 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
v.reset(OpNot)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq8 (Const8 <t> [c]) (Add8 (Const8 <t> [d]) x))
|
|
// cond:
|
|
// result: (Neq8 (Const8 <t> [c-d]) x)
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpAdd8 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[1].Args[0].Type != t {
|
|
break
|
|
}
|
|
d := v.Args[1].Args[0].AuxInt
|
|
x := v.Args[1].Args[1]
|
|
v.reset(OpNeq8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpNeq8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq8 x (ConstBool <t> [c]))
|
|
// cond: x.Op != OpConstBool
|
|
// result: (Neq8 (ConstBool <t> [c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConstBool {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConstBool) {
|
|
break
|
|
}
|
|
v.reset(OpNeq8)
|
|
v0 := b.NewValue0(v.Line, OpConstBool, t)
|
|
v0.AuxInt = c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Neq8 (Const8 [c]) (Const8 [d]))
|
|
// cond:
|
|
// result: (ConstBool [b2i(int8(c) != int8(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConstBool)
|
|
v.AuxInt = b2i(int8(c) != int8(d))
|
|
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.Line, OpITab, config.fe.TypeBytePtr())
|
|
v0.AddArg(x)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpITab, config.fe.TypeBytePtr())
|
|
v1.AddArg(y)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
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]
|
|
if v.Args[1].Op != OpConstNil {
|
|
break
|
|
}
|
|
v.reset(OpIsNonNil)
|
|
v.AddArg(p)
|
|
return true
|
|
}
|
|
// match: (NeqPtr (ConstNil) p)
|
|
// cond:
|
|
// result: (IsNonNil p)
|
|
for {
|
|
if v.Args[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.Line, OpSlicePtr, config.fe.TypeBytePtr())
|
|
v0.AddArg(x)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpSlicePtr, config.fe.TypeBytePtr())
|
|
v1.AddArg(y)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpNilCheck(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (NilCheck (Phi x (Add64 (Const64 [c]) y)) mem)
|
|
// cond: c > 0 && v.Args[0] == y
|
|
// result: (NilCheck x mem)
|
|
for {
|
|
if v.Args[0].Op != OpPhi {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpAdd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[1].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].Args[0].AuxInt
|
|
y := v.Args[0].Args[1].Args[1]
|
|
if len(v.Args[0].Args) != 2 {
|
|
break
|
|
}
|
|
mem := v.Args[1]
|
|
if !(c > 0 && v.Args[0] == y) {
|
|
break
|
|
}
|
|
v.reset(OpNilCheck)
|
|
v.AddArg(x)
|
|
v.AddArg(mem)
|
|
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 {
|
|
if v.Args[0].Op != OpOffPtr {
|
|
break
|
|
}
|
|
p := v.Args[0].Args[0]
|
|
b := v.Args[0].AuxInt
|
|
a := v.AuxInt
|
|
v.reset(OpOffPtr)
|
|
v.AddArg(p)
|
|
v.AuxInt = a + b
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpOr16)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Or16 (Const16 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != -1 {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = -1
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpOr32)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Or32 (Const32 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != -1 {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = -1
|
|
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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpOr64)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Or64 (Const64 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != -1 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = -1
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpOr8)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Or8 (Const8 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != -1 {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = -1
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpPhi(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Phi (Const8 [c]) (Const8 [d]))
|
|
// cond: int8(c) == int8(d)
|
|
// result: (Const8 [c])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if len(v.Args) != 2 {
|
|
break
|
|
}
|
|
if !(int8(c) == int8(d)) {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = c
|
|
return true
|
|
}
|
|
// match: (Phi (Const16 [c]) (Const16 [d]))
|
|
// cond: int16(c) == int16(d)
|
|
// result: (Const16 [c])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if len(v.Args) != 2 {
|
|
break
|
|
}
|
|
if !(int16(c) == int16(d)) {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = c
|
|
return true
|
|
}
|
|
// match: (Phi (Const32 [c]) (Const32 [d]))
|
|
// cond: int32(c) == int32(d)
|
|
// result: (Const32 [c])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if len(v.Args) != 2 {
|
|
break
|
|
}
|
|
if !(int32(c) == int32(d)) {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = c
|
|
return true
|
|
}
|
|
// match: (Phi (Const64 [c]) (Const64 [c]))
|
|
// cond:
|
|
// result: (Const64 [c])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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.Line, OpMul32, config.fe.TypeInt())
|
|
v0.AddArg(idx)
|
|
v1 := b.NewValue0(v.Line, 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.Line, OpMul64, config.fe.TypeInt())
|
|
v0.AddArg(idx)
|
|
v1 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh16Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh16Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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(uint16(c) >> uint64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = int64(uint16(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh16Ux64 (Const16 [0]) _)
|
|
// cond:
|
|
// result: (Const16 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh16Ux64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Rsh16Ux64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 16
|
|
// result: (Const16 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpRsh16Ux64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh16Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh16Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = int64(int16(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh16x64 (Const16 [0]) _)
|
|
// cond:
|
|
// result: (Const16 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh16x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
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
|
|
if v.Args[0].Op != OpRsh16x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh16x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh32Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh32Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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(uint32(c) >> uint64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32)
|
|
v.AuxInt = int64(uint32(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh32Ux64 (Const32 [0]) _)
|
|
// cond:
|
|
// result: (Const32 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh32Ux64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Rsh32Ux64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 32
|
|
// result: (Const32 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpRsh32Ux64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh32Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh32Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32)
|
|
v.AuxInt = int64(int32(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh32x64 (Const32 [0]) _)
|
|
// cond:
|
|
// result: (Const32 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh32x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
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
|
|
if v.Args[0].Op != OpRsh32x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh32x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh64Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Rsh64Ux16 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh64Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Rsh64Ux32 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64)
|
|
v.AuxInt = int64(uint64(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh64Ux64 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh64Ux64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh64Ux64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 64
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpRsh64Ux64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh64Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh64Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Rsh64Ux8 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Rsh64x16 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Rsh64x32 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64)
|
|
v.AuxInt = c >> uint64(d)
|
|
return true
|
|
}
|
|
// match: (Rsh64x64 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh64x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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
|
|
if v.Args[0].Op != OpRsh64x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh64x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
return true
|
|
}
|
|
// match: (Rsh64x8 (Const64 [0]) _)
|
|
// cond:
|
|
// result: (Const64 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh8Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh8Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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(uint8(c) >> uint64(d))])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = int64(uint8(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh8Ux64 (Const8 [0]) _)
|
|
// cond:
|
|
// result: (Const8 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh8Ux64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Rsh8Ux64 _ (Const64 [c]))
|
|
// cond: uint64(c) >= 8
|
|
// result: (Const8 [0])
|
|
for {
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[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
|
|
if v.Args[0].Op != OpRsh8Ux64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh8Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = c + d
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh8Ux64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint16(c))
|
|
v.AddArg(v0)
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint32(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = int64(int8(c) >> uint64(d))
|
|
return true
|
|
}
|
|
// match: (Rsh8x64 (Const8 [0]) _)
|
|
// cond:
|
|
// result: (Const8 [0])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Rsh8x64 x (Const64 [0]))
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[1].AuxInt != 0 {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
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
|
|
if v.Args[0].Op != OpRsh8x64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].Args[1].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
if !(!uaddOvf(c, d)) {
|
|
break
|
|
}
|
|
v.reset(OpRsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[1].AuxInt
|
|
v.reset(OpRsh8x64)
|
|
v.AddArg(x)
|
|
v0 := b.NewValue0(v.Line, OpConst64, t)
|
|
v0.AuxInt = int64(uint8(c))
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpSliceMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[2].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Args[2].Type
|
|
c := v.Args[0].Args[2].AuxInt
|
|
v.reset(OpConst64)
|
|
v.Type = t
|
|
v.AuxInt = c
|
|
return true
|
|
}
|
|
// match: (SliceCap (SliceMake _ _ (SliceCap x)))
|
|
// cond:
|
|
// result: (SliceCap x)
|
|
for {
|
|
if v.Args[0].Op != OpSliceMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[2].Op != OpSliceCap {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[2].Args[0]
|
|
v.reset(OpSliceCap)
|
|
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 {
|
|
if v.Args[0].Op != OpSliceMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Args[1].Type
|
|
c := v.Args[0].Args[1].AuxInt
|
|
v.reset(OpConst64)
|
|
v.Type = t
|
|
v.AuxInt = c
|
|
return true
|
|
}
|
|
// match: (SliceLen (SliceMake _ (SliceLen x) _))
|
|
// cond:
|
|
// result: (SliceLen x)
|
|
for {
|
|
if v.Args[0].Op != OpSliceMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[1].Op != OpSliceLen {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[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 (Const64 <t> [c]) _ _))
|
|
// cond:
|
|
// result: (Const64 <t> [c])
|
|
for {
|
|
if v.Args[0].Op != OpSliceMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Args[0].Type
|
|
c := v.Args[0].Args[0].AuxInt
|
|
v.reset(OpConst64)
|
|
v.Type = t
|
|
v.AuxInt = c
|
|
return true
|
|
}
|
|
// match: (SlicePtr (SliceMake (SlicePtr x) _ _))
|
|
// cond:
|
|
// result: (SlicePtr x)
|
|
for {
|
|
if v.Args[0].Op != OpSliceMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpSlicePtr {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0].Args[0]
|
|
v.reset(OpSlicePtr)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteValuegeneric_OpStore(v *Value, config *Config) bool {
|
|
b := v.Block
|
|
_ = b
|
|
// match: (Store _ (StructMake0) mem)
|
|
// cond:
|
|
// result: mem
|
|
for {
|
|
if v.Args[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]
|
|
if v.Args[1].Op != OpStructMake1 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
f0 := v.Args[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]
|
|
if v.Args[1].Op != OpStructMake2 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
f0 := v.Args[1].Args[0]
|
|
f1 := v.Args[1].Args[1]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = t.FieldType(1).Size()
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, t.FieldType(1).PtrTo())
|
|
v0.AuxInt = t.FieldOff(1)
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(f1)
|
|
v1 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpStructMake3 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
f0 := v.Args[1].Args[0]
|
|
f1 := v.Args[1].Args[1]
|
|
f2 := v.Args[1].Args[2]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = t.FieldType(2).Size()
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, t.FieldType(2).PtrTo())
|
|
v0.AuxInt = t.FieldOff(2)
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(f2)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = t.FieldType(1).Size()
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, t.FieldType(1).PtrTo())
|
|
v2.AuxInt = t.FieldOff(1)
|
|
v2.AddArg(dst)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(f1)
|
|
v3 := b.NewValue0(v.Line, 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]
|
|
if v.Args[1].Op != OpStructMake4 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
f0 := v.Args[1].Args[0]
|
|
f1 := v.Args[1].Args[1]
|
|
f2 := v.Args[1].Args[2]
|
|
f3 := v.Args[1].Args[3]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = t.FieldType(3).Size()
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, t.FieldType(3).PtrTo())
|
|
v0.AuxInt = t.FieldOff(3)
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(f3)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = t.FieldType(2).Size()
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, t.FieldType(2).PtrTo())
|
|
v2.AuxInt = t.FieldOff(2)
|
|
v2.AddArg(dst)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(f2)
|
|
v3 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v3.AuxInt = t.FieldType(1).Size()
|
|
v4 := b.NewValue0(v.Line, OpOffPtr, t.FieldType(1).PtrTo())
|
|
v4.AuxInt = t.FieldOff(1)
|
|
v4.AddArg(dst)
|
|
v3.AddArg(v4)
|
|
v3.AddArg(f1)
|
|
v5 := b.NewValue0(v.Line, 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 [8] dst (ComplexMake real imag) mem)
|
|
// cond:
|
|
// result: (Store [4] (OffPtr <config.fe.TypeFloat32().PtrTo()> [4] dst) imag (Store [4] dst real mem))
|
|
for {
|
|
if v.AuxInt != 8 {
|
|
break
|
|
}
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpComplexMake {
|
|
break
|
|
}
|
|
real := v.Args[1].Args[0]
|
|
imag := v.Args[1].Args[1]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = 4
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeFloat32().PtrTo())
|
|
v0.AuxInt = 4
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(imag)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = 4
|
|
v1.AddArg(dst)
|
|
v1.AddArg(real)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Store [16] dst (ComplexMake real imag) mem)
|
|
// cond:
|
|
// result: (Store [8] (OffPtr <config.fe.TypeFloat64().PtrTo()> [8] dst) imag (Store [8] dst real mem))
|
|
for {
|
|
if v.AuxInt != 16 {
|
|
break
|
|
}
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpComplexMake {
|
|
break
|
|
}
|
|
real := v.Args[1].Args[0]
|
|
imag := v.Args[1].Args[1]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = 8
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeFloat64().PtrTo())
|
|
v0.AuxInt = 8
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(imag)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = 8
|
|
v1.AddArg(dst)
|
|
v1.AddArg(real)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Store [2*config.PtrSize] dst (StringMake ptr len) mem)
|
|
// cond:
|
|
// result: (Store [config.PtrSize] (OffPtr <config.fe.TypeInt().PtrTo()> [config.PtrSize] dst) len (Store [config.PtrSize] dst ptr mem))
|
|
for {
|
|
if v.AuxInt != 2*config.PtrSize {
|
|
break
|
|
}
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpStringMake {
|
|
break
|
|
}
|
|
ptr := v.Args[1].Args[0]
|
|
len := v.Args[1].Args[1]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = config.PtrSize
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeInt().PtrTo())
|
|
v0.AuxInt = config.PtrSize
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(len)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = config.PtrSize
|
|
v1.AddArg(dst)
|
|
v1.AddArg(ptr)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Store [3*config.PtrSize] dst (SliceMake ptr len cap) mem)
|
|
// cond:
|
|
// result: (Store [config.PtrSize] (OffPtr <config.fe.TypeInt().PtrTo()> [2*config.PtrSize] dst) cap (Store [config.PtrSize] (OffPtr <config.fe.TypeInt().PtrTo()> [config.PtrSize] dst) len (Store [config.PtrSize] dst ptr mem)))
|
|
for {
|
|
if v.AuxInt != 3*config.PtrSize {
|
|
break
|
|
}
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpSliceMake {
|
|
break
|
|
}
|
|
ptr := v.Args[1].Args[0]
|
|
len := v.Args[1].Args[1]
|
|
cap := v.Args[1].Args[2]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = config.PtrSize
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeInt().PtrTo())
|
|
v0.AuxInt = 2 * config.PtrSize
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(cap)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = config.PtrSize
|
|
v2 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeInt().PtrTo())
|
|
v2.AuxInt = config.PtrSize
|
|
v2.AddArg(dst)
|
|
v1.AddArg(v2)
|
|
v1.AddArg(len)
|
|
v3 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v3.AuxInt = config.PtrSize
|
|
v3.AddArg(dst)
|
|
v3.AddArg(ptr)
|
|
v3.AddArg(mem)
|
|
v1.AddArg(v3)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Store [2*config.PtrSize] dst (IMake itab data) mem)
|
|
// cond:
|
|
// result: (Store [config.PtrSize] (OffPtr <config.fe.TypeBytePtr().PtrTo()> [config.PtrSize] dst) data (Store [config.PtrSize] dst itab mem))
|
|
for {
|
|
if v.AuxInt != 2*config.PtrSize {
|
|
break
|
|
}
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpIMake {
|
|
break
|
|
}
|
|
itab := v.Args[1].Args[0]
|
|
data := v.Args[1].Args[1]
|
|
mem := v.Args[2]
|
|
v.reset(OpStore)
|
|
v.AuxInt = config.PtrSize
|
|
v0 := b.NewValue0(v.Line, OpOffPtr, config.fe.TypeBytePtr().PtrTo())
|
|
v0.AuxInt = config.PtrSize
|
|
v0.AddArg(dst)
|
|
v.AddArg(v0)
|
|
v.AddArg(data)
|
|
v1 := b.NewValue0(v.Line, OpStore, TypeMem)
|
|
v1.AuxInt = config.PtrSize
|
|
v1.AddArg(dst)
|
|
v1.AddArg(itab)
|
|
v1.AddArg(mem)
|
|
v.AddArg(v1)
|
|
return true
|
|
}
|
|
// match: (Store [size] dst (Load <t> src mem) mem)
|
|
// cond: !config.fe.CanSSA(t)
|
|
// result: (Move [size] dst src mem)
|
|
for {
|
|
size := v.AuxInt
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpLoad {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
src := v.Args[1].Args[0]
|
|
mem := v.Args[1].Args[1]
|
|
if v.Args[2] != mem {
|
|
break
|
|
}
|
|
if !(!config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
v.reset(OpMove)
|
|
v.AuxInt = size
|
|
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 [size] dst src (VarDef {x} mem))
|
|
for {
|
|
size := v.AuxInt
|
|
dst := v.Args[0]
|
|
if v.Args[1].Op != OpLoad {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
src := v.Args[1].Args[0]
|
|
mem := v.Args[1].Args[1]
|
|
if v.Args[2].Op != OpVarDef {
|
|
break
|
|
}
|
|
x := v.Args[2].Aux
|
|
if v.Args[2].Args[0] != mem {
|
|
break
|
|
}
|
|
if !(!config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
v.reset(OpMove)
|
|
v.AuxInt = size
|
|
v.AddArg(dst)
|
|
v.AddArg(src)
|
|
v0 := b.NewValue0(v.Line, OpVarDef, TypeMem)
|
|
v0.Aux = x
|
|
v0.AddArg(mem)
|
|
v.AddArg(v0)
|
|
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 {
|
|
if v.Args[0].Op != OpStringMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Args[1].Type
|
|
c := v.Args[0].Args[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 {
|
|
if v.Args[0].Op != OpStringMake {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[0].Args[0].Type
|
|
c := v.Args[0].Args[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 {
|
|
if v.Args[0].Op != OpStructMake1 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake2 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake2 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake3 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake3 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake3 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake4 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake4 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake4 {
|
|
break
|
|
}
|
|
x := v.Args[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
|
|
}
|
|
if v.Args[0].Op != OpStructMake4 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[3]
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (StructSelect [i] (Load <t> ptr mem))
|
|
// cond: !config.fe.CanSSA(t)
|
|
// result: @v.Args[0].Block (Load <v.Type> (OffPtr <v.Type.PtrTo()> [t.FieldOff(i)] ptr) mem)
|
|
for {
|
|
i := v.AuxInt
|
|
if v.Args[0].Op != OpLoad {
|
|
break
|
|
}
|
|
t := v.Args[0].Type
|
|
ptr := v.Args[0].Args[0]
|
|
mem := v.Args[0].Args[1]
|
|
if !(!config.fe.CanSSA(t)) {
|
|
break
|
|
}
|
|
b = v.Args[0].Block
|
|
v0 := b.NewValue0(v.Line, OpLoad, v.Type)
|
|
v.reset(OpCopy)
|
|
v.AddArg(v0)
|
|
v1 := b.NewValue0(v.Line, OpOffPtr, v.Type.PtrTo())
|
|
v.reset(OpCopy)
|
|
v.AddArg(v1)
|
|
v1.AuxInt = t.FieldOff(i)
|
|
v1.AddArg(ptr)
|
|
v0.AddArg(v1)
|
|
v0.AddArg(mem)
|
|
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 [c-d])
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = c - d
|
|
return true
|
|
}
|
|
// match: (Sub16 x (Const16 <t> [c]))
|
|
// cond: x.Op != OpConst16
|
|
// result: (Add16 (Const16 <t> [-c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpAdd16)
|
|
v0 := b.NewValue0(v.Line, OpConst16, t)
|
|
v0.AuxInt = -c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Sub16 x x)
|
|
// cond:
|
|
// result: (Const16 [0])
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Sub16 (Add16 x y) x)
|
|
// cond:
|
|
// result: y
|
|
for {
|
|
if v.Args[0].Op != OpAdd16 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = y.Type
|
|
v.AddArg(y)
|
|
return true
|
|
}
|
|
// match: (Sub16 (Add16 x y) y)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpAdd16 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != y {
|
|
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 [c-d])
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32)
|
|
v.AuxInt = c - d
|
|
return true
|
|
}
|
|
// match: (Sub32 x (Const32 <t> [c]))
|
|
// cond: x.Op != OpConst32
|
|
// result: (Add32 (Const32 <t> [-c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpAdd32)
|
|
v0 := b.NewValue0(v.Line, OpConst32, t)
|
|
v0.AuxInt = -c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Sub32 x x)
|
|
// cond:
|
|
// result: (Const32 [0])
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Sub32 (Add32 x y) x)
|
|
// cond:
|
|
// result: y
|
|
for {
|
|
if v.Args[0].Op != OpAdd32 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = y.Type
|
|
v.AddArg(y)
|
|
return true
|
|
}
|
|
// match: (Sub32 (Add32 x y) y)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpAdd32 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != y {
|
|
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 {
|
|
if v.Args[0].Op != OpConst32F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst32F {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst32F)
|
|
v.AuxInt = f2i(float64(i2f32(c) - i2f32(d)))
|
|
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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
d := v.Args[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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpAdd64)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Sub64 (Add64 x y) x)
|
|
// cond:
|
|
// result: y
|
|
for {
|
|
if v.Args[0].Op != OpAdd64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = y.Type
|
|
v.AddArg(y)
|
|
return true
|
|
}
|
|
// match: (Sub64 (Add64 x y) y)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpAdd64 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != y {
|
|
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 {
|
|
if v.Args[0].Op != OpConst64F {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst64F {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst64F)
|
|
v.AuxInt = f2i(i2f(c) - i2f(d))
|
|
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 [c-d])
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
d := v.Args[1].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = c - d
|
|
return true
|
|
}
|
|
// match: (Sub8 x (Const8 <t> [c]))
|
|
// cond: x.Op != OpConst8
|
|
// result: (Add8 (Const8 <t> [-c]) x)
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpAdd8)
|
|
v0 := b.NewValue0(v.Line, OpConst8, t)
|
|
v0.AuxInt = -c
|
|
v.AddArg(v0)
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
// match: (Sub8 x x)
|
|
// cond:
|
|
// result: (Const8 [0])
|
|
for {
|
|
x := v.Args[0]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Sub8 (Add8 x y) x)
|
|
// cond:
|
|
// result: y
|
|
for {
|
|
if v.Args[0].Op != OpAdd8 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpCopy)
|
|
v.Type = y.Type
|
|
v.AddArg(y)
|
|
return true
|
|
}
|
|
// match: (Sub8 (Add8 x y) y)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpAdd8 {
|
|
break
|
|
}
|
|
x := v.Args[0].Args[0]
|
|
y := v.Args[0].Args[1]
|
|
if v.Args[1] != y {
|
|
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 {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = int64(int8(c))
|
|
return true
|
|
}
|
|
// match: (Trunc16to8 (And16 (Const16 [y]) x))
|
|
// cond: y&0xFF == 0xFF
|
|
// result: (Trunc16to8 x)
|
|
for {
|
|
if v.Args[0].Op != OpAnd16 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
y := v.Args[0].Args[0].AuxInt
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = int64(int16(c))
|
|
return true
|
|
}
|
|
// match: (Trunc32to16 (And32 (Const32 [y]) x))
|
|
// cond: y&0xFFFF == 0xFFFF
|
|
// result: (Trunc32to16 x)
|
|
for {
|
|
if v.Args[0].Op != OpAnd32 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
y := v.Args[0].Args[0].AuxInt
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = int64(int8(c))
|
|
return true
|
|
}
|
|
// match: (Trunc32to8 (And32 (Const32 [y]) x))
|
|
// cond: y&0xFF == 0xFF
|
|
// result: (Trunc32to8 x)
|
|
for {
|
|
if v.Args[0].Op != OpAnd32 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
y := v.Args[0].Args[0].AuxInt
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst16)
|
|
v.AuxInt = int64(int16(c))
|
|
return true
|
|
}
|
|
// match: (Trunc64to16 (And64 (Const64 [y]) x))
|
|
// cond: y&0xFFFF == 0xFFFF
|
|
// result: (Trunc64to16 x)
|
|
for {
|
|
if v.Args[0].Op != OpAnd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
y := v.Args[0].Args[0].AuxInt
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst32)
|
|
v.AuxInt = int64(int32(c))
|
|
return true
|
|
}
|
|
// match: (Trunc64to32 (And64 (Const64 [y]) x))
|
|
// cond: y&0xFFFFFFFF == 0xFFFFFFFF
|
|
// result: (Trunc64to32 x)
|
|
for {
|
|
if v.Args[0].Op != OpAnd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
y := v.Args[0].Args[0].AuxInt
|
|
x := v.Args[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 {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
c := v.Args[0].AuxInt
|
|
v.reset(OpConst8)
|
|
v.AuxInt = int64(int8(c))
|
|
return true
|
|
}
|
|
// match: (Trunc64to8 (And64 (Const64 [y]) x))
|
|
// cond: y&0xFF == 0xFF
|
|
// result: (Trunc64to8 x)
|
|
for {
|
|
if v.Args[0].Op != OpAnd64 {
|
|
break
|
|
}
|
|
if v.Args[0].Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
y := v.Args[0].Args[0].AuxInt
|
|
x := v.Args[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]
|
|
if v.Args[1].Op != OpConst16 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst16) {
|
|
break
|
|
}
|
|
v.reset(OpXor16)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst16)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Xor16 (Const16 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst16 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
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]
|
|
if v.Args[1].Op != OpConst32 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst32) {
|
|
break
|
|
}
|
|
v.reset(OpXor32)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst32)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Xor32 (Const32 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst32 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
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]
|
|
if v.Args[1].Op != OpConst64 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst64) {
|
|
break
|
|
}
|
|
v.reset(OpXor64)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst64)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Xor64 (Const64 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst64 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
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]
|
|
if v.Args[1].Op != OpConst8 {
|
|
break
|
|
}
|
|
t := v.Args[1].Type
|
|
c := v.Args[1].AuxInt
|
|
if !(x.Op != OpConst8) {
|
|
break
|
|
}
|
|
v.reset(OpXor8)
|
|
v0 := b.NewValue0(v.Line, 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 v.Args[1] != x {
|
|
break
|
|
}
|
|
v.reset(OpConst8)
|
|
v.AuxInt = 0
|
|
return true
|
|
}
|
|
// match: (Xor8 (Const8 [0]) x)
|
|
// cond:
|
|
// result: x
|
|
for {
|
|
if v.Args[0].Op != OpConst8 {
|
|
break
|
|
}
|
|
if v.Args[0].AuxInt != 0 {
|
|
break
|
|
}
|
|
x := v.Args[1]
|
|
v.reset(OpCopy)
|
|
v.Type = x.Type
|
|
v.AddArg(x)
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
func rewriteBlockgeneric(b *Block) bool {
|
|
switch b.Kind {
|
|
case BlockCheck:
|
|
// match: (Check (NilCheck (GetG _) _) next)
|
|
// cond:
|
|
// result: (Plain nil next)
|
|
for {
|
|
v := b.Control
|
|
if v.Op != OpNilCheck {
|
|
break
|
|
}
|
|
if v.Args[0].Op != OpGetG {
|
|
break
|
|
}
|
|
next := b.Succs[0]
|
|
b.Kind = BlockPlain
|
|
b.Control = nil
|
|
b.Succs[0] = next
|
|
b.Likely = BranchUnknown
|
|
return true
|
|
}
|
|
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.Control = cond
|
|
b.Succs[0] = no
|
|
b.Succs[1] = yes
|
|
b.Likely *= -1
|
|
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.Control = nil
|
|
b.Succs[0] = yes
|
|
b.Succs[1] = 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.Control = nil
|
|
b.Succs[0] = no
|
|
b.Succs[1] = yes
|
|
b.Likely *= -1
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|