// Code generated from _gen/S390X.rules using 'go generate'; DO NOT EDIT. package ssa import "math" import "cmd/compile/internal/types" import "cmd/internal/obj/s390x" func rewriteValueS390X(v *Value) bool { switch v.Op { case OpAdd16: v.Op = OpS390XADDW return true case OpAdd32: v.Op = OpS390XADDW return true case OpAdd32F: return rewriteValueS390X_OpAdd32F(v) case OpAdd64: v.Op = OpS390XADD return true case OpAdd64F: return rewriteValueS390X_OpAdd64F(v) case OpAdd8: v.Op = OpS390XADDW return true case OpAddPtr: v.Op = OpS390XADD return true case OpAddr: return rewriteValueS390X_OpAddr(v) case OpAnd16: v.Op = OpS390XANDW return true case OpAnd32: v.Op = OpS390XANDW return true case OpAnd64: v.Op = OpS390XAND return true case OpAnd8: v.Op = OpS390XANDW return true case OpAndB: v.Op = OpS390XANDW return true case OpAtomicAdd32: return rewriteValueS390X_OpAtomicAdd32(v) case OpAtomicAdd64: return rewriteValueS390X_OpAtomicAdd64(v) case OpAtomicAnd32: v.Op = OpS390XLAN return true case OpAtomicAnd8: return rewriteValueS390X_OpAtomicAnd8(v) case OpAtomicCompareAndSwap32: return rewriteValueS390X_OpAtomicCompareAndSwap32(v) case OpAtomicCompareAndSwap64: return rewriteValueS390X_OpAtomicCompareAndSwap64(v) case OpAtomicExchange32: return rewriteValueS390X_OpAtomicExchange32(v) case OpAtomicExchange64: return rewriteValueS390X_OpAtomicExchange64(v) case OpAtomicLoad32: return rewriteValueS390X_OpAtomicLoad32(v) case OpAtomicLoad64: return rewriteValueS390X_OpAtomicLoad64(v) case OpAtomicLoad8: return rewriteValueS390X_OpAtomicLoad8(v) case OpAtomicLoadAcq32: return rewriteValueS390X_OpAtomicLoadAcq32(v) case OpAtomicLoadPtr: return rewriteValueS390X_OpAtomicLoadPtr(v) case OpAtomicOr32: v.Op = OpS390XLAO return true case OpAtomicOr8: return rewriteValueS390X_OpAtomicOr8(v) case OpAtomicStore32: return rewriteValueS390X_OpAtomicStore32(v) case OpAtomicStore64: return rewriteValueS390X_OpAtomicStore64(v) case OpAtomicStore8: return rewriteValueS390X_OpAtomicStore8(v) case OpAtomicStorePtrNoWB: return rewriteValueS390X_OpAtomicStorePtrNoWB(v) case OpAtomicStoreRel32: return rewriteValueS390X_OpAtomicStoreRel32(v) case OpAvg64u: return rewriteValueS390X_OpAvg64u(v) case OpBitLen64: return rewriteValueS390X_OpBitLen64(v) case OpBswap16: return rewriteValueS390X_OpBswap16(v) case OpBswap32: v.Op = OpS390XMOVWBR return true case OpBswap64: v.Op = OpS390XMOVDBR return true case OpCeil: return rewriteValueS390X_OpCeil(v) case OpClosureCall: v.Op = OpS390XCALLclosure return true case OpCom16: v.Op = OpS390XNOTW return true case OpCom32: v.Op = OpS390XNOTW return true case OpCom64: v.Op = OpS390XNOT return true case OpCom8: v.Op = OpS390XNOTW return true case OpConst16: return rewriteValueS390X_OpConst16(v) case OpConst32: return rewriteValueS390X_OpConst32(v) case OpConst32F: v.Op = OpS390XFMOVSconst return true case OpConst64: return rewriteValueS390X_OpConst64(v) case OpConst64F: v.Op = OpS390XFMOVDconst return true case OpConst8: return rewriteValueS390X_OpConst8(v) case OpConstBool: return rewriteValueS390X_OpConstBool(v) case OpConstNil: return rewriteValueS390X_OpConstNil(v) case OpCtz32: return rewriteValueS390X_OpCtz32(v) case OpCtz32NonZero: v.Op = OpCtz32 return true case OpCtz64: return rewriteValueS390X_OpCtz64(v) case OpCtz64NonZero: v.Op = OpCtz64 return true case OpCvt32Fto32: v.Op = OpS390XCFEBRA return true case OpCvt32Fto32U: v.Op = OpS390XCLFEBR return true case OpCvt32Fto64: v.Op = OpS390XCGEBRA return true case OpCvt32Fto64F: v.Op = OpS390XLDEBR return true case OpCvt32Fto64U: v.Op = OpS390XCLGEBR return true case OpCvt32Uto32F: v.Op = OpS390XCELFBR return true case OpCvt32Uto64F: v.Op = OpS390XCDLFBR return true case OpCvt32to32F: v.Op = OpS390XCEFBRA return true case OpCvt32to64F: v.Op = OpS390XCDFBRA return true case OpCvt64Fto32: v.Op = OpS390XCFDBRA return true case OpCvt64Fto32F: v.Op = OpS390XLEDBR return true case OpCvt64Fto32U: v.Op = OpS390XCLFDBR return true case OpCvt64Fto64: v.Op = OpS390XCGDBRA return true case OpCvt64Fto64U: v.Op = OpS390XCLGDBR return true case OpCvt64Uto32F: v.Op = OpS390XCELGBR return true case OpCvt64Uto64F: v.Op = OpS390XCDLGBR return true case OpCvt64to32F: v.Op = OpS390XCEGBRA return true case OpCvt64to64F: v.Op = OpS390XCDGBRA return true case OpCvtBoolToUint8: v.Op = OpCopy return true case OpDiv16: return rewriteValueS390X_OpDiv16(v) case OpDiv16u: return rewriteValueS390X_OpDiv16u(v) case OpDiv32: return rewriteValueS390X_OpDiv32(v) case OpDiv32F: v.Op = OpS390XFDIVS return true case OpDiv32u: return rewriteValueS390X_OpDiv32u(v) case OpDiv64: return rewriteValueS390X_OpDiv64(v) case OpDiv64F: v.Op = OpS390XFDIV return true case OpDiv64u: v.Op = OpS390XDIVDU return true case OpDiv8: return rewriteValueS390X_OpDiv8(v) case OpDiv8u: return rewriteValueS390X_OpDiv8u(v) case OpEq16: return rewriteValueS390X_OpEq16(v) case OpEq32: return rewriteValueS390X_OpEq32(v) case OpEq32F: return rewriteValueS390X_OpEq32F(v) case OpEq64: return rewriteValueS390X_OpEq64(v) case OpEq64F: return rewriteValueS390X_OpEq64F(v) case OpEq8: return rewriteValueS390X_OpEq8(v) case OpEqB: return rewriteValueS390X_OpEqB(v) case OpEqPtr: return rewriteValueS390X_OpEqPtr(v) case OpFMA: return rewriteValueS390X_OpFMA(v) case OpFloor: return rewriteValueS390X_OpFloor(v) case OpGetCallerPC: v.Op = OpS390XLoweredGetCallerPC return true case OpGetCallerSP: v.Op = OpS390XLoweredGetCallerSP return true case OpGetClosurePtr: v.Op = OpS390XLoweredGetClosurePtr return true case OpGetG: v.Op = OpS390XLoweredGetG return true case OpHmul32: return rewriteValueS390X_OpHmul32(v) case OpHmul32u: return rewriteValueS390X_OpHmul32u(v) case OpHmul64: v.Op = OpS390XMULHD return true case OpHmul64u: v.Op = OpS390XMULHDU return true case OpITab: return rewriteValueS390X_OpITab(v) case OpInterCall: v.Op = OpS390XCALLinter return true case OpIsInBounds: return rewriteValueS390X_OpIsInBounds(v) case OpIsNonNil: return rewriteValueS390X_OpIsNonNil(v) case OpIsSliceInBounds: return rewriteValueS390X_OpIsSliceInBounds(v) case OpLeq16: return rewriteValueS390X_OpLeq16(v) case OpLeq16U: return rewriteValueS390X_OpLeq16U(v) case OpLeq32: return rewriteValueS390X_OpLeq32(v) case OpLeq32F: return rewriteValueS390X_OpLeq32F(v) case OpLeq32U: return rewriteValueS390X_OpLeq32U(v) case OpLeq64: return rewriteValueS390X_OpLeq64(v) case OpLeq64F: return rewriteValueS390X_OpLeq64F(v) case OpLeq64U: return rewriteValueS390X_OpLeq64U(v) case OpLeq8: return rewriteValueS390X_OpLeq8(v) case OpLeq8U: return rewriteValueS390X_OpLeq8U(v) case OpLess16: return rewriteValueS390X_OpLess16(v) case OpLess16U: return rewriteValueS390X_OpLess16U(v) case OpLess32: return rewriteValueS390X_OpLess32(v) case OpLess32F: return rewriteValueS390X_OpLess32F(v) case OpLess32U: return rewriteValueS390X_OpLess32U(v) case OpLess64: return rewriteValueS390X_OpLess64(v) case OpLess64F: return rewriteValueS390X_OpLess64F(v) case OpLess64U: return rewriteValueS390X_OpLess64U(v) case OpLess8: return rewriteValueS390X_OpLess8(v) case OpLess8U: return rewriteValueS390X_OpLess8U(v) case OpLoad: return rewriteValueS390X_OpLoad(v) case OpLocalAddr: return rewriteValueS390X_OpLocalAddr(v) case OpLsh16x16: return rewriteValueS390X_OpLsh16x16(v) case OpLsh16x32: return rewriteValueS390X_OpLsh16x32(v) case OpLsh16x64: return rewriteValueS390X_OpLsh16x64(v) case OpLsh16x8: return rewriteValueS390X_OpLsh16x8(v) case OpLsh32x16: return rewriteValueS390X_OpLsh32x16(v) case OpLsh32x32: return rewriteValueS390X_OpLsh32x32(v) case OpLsh32x64: return rewriteValueS390X_OpLsh32x64(v) case OpLsh32x8: return rewriteValueS390X_OpLsh32x8(v) case OpLsh64x16: return rewriteValueS390X_OpLsh64x16(v) case OpLsh64x32: return rewriteValueS390X_OpLsh64x32(v) case OpLsh64x64: return rewriteValueS390X_OpLsh64x64(v) case OpLsh64x8: return rewriteValueS390X_OpLsh64x8(v) case OpLsh8x16: return rewriteValueS390X_OpLsh8x16(v) case OpLsh8x32: return rewriteValueS390X_OpLsh8x32(v) case OpLsh8x64: return rewriteValueS390X_OpLsh8x64(v) case OpLsh8x8: return rewriteValueS390X_OpLsh8x8(v) case OpMod16: return rewriteValueS390X_OpMod16(v) case OpMod16u: return rewriteValueS390X_OpMod16u(v) case OpMod32: return rewriteValueS390X_OpMod32(v) case OpMod32u: return rewriteValueS390X_OpMod32u(v) case OpMod64: return rewriteValueS390X_OpMod64(v) case OpMod64u: v.Op = OpS390XMODDU return true case OpMod8: return rewriteValueS390X_OpMod8(v) case OpMod8u: return rewriteValueS390X_OpMod8u(v) case OpMove: return rewriteValueS390X_OpMove(v) case OpMul16: v.Op = OpS390XMULLW return true case OpMul32: v.Op = OpS390XMULLW return true case OpMul32F: v.Op = OpS390XFMULS return true case OpMul64: v.Op = OpS390XMULLD return true case OpMul64F: v.Op = OpS390XFMUL return true case OpMul64uhilo: v.Op = OpS390XMLGR return true case OpMul8: v.Op = OpS390XMULLW return true case OpNeg16: v.Op = OpS390XNEGW return true case OpNeg32: v.Op = OpS390XNEGW return true case OpNeg32F: v.Op = OpS390XFNEGS return true case OpNeg64: v.Op = OpS390XNEG return true case OpNeg64F: v.Op = OpS390XFNEG return true case OpNeg8: v.Op = OpS390XNEGW return true case OpNeq16: return rewriteValueS390X_OpNeq16(v) case OpNeq32: return rewriteValueS390X_OpNeq32(v) case OpNeq32F: return rewriteValueS390X_OpNeq32F(v) case OpNeq64: return rewriteValueS390X_OpNeq64(v) case OpNeq64F: return rewriteValueS390X_OpNeq64F(v) case OpNeq8: return rewriteValueS390X_OpNeq8(v) case OpNeqB: return rewriteValueS390X_OpNeqB(v) case OpNeqPtr: return rewriteValueS390X_OpNeqPtr(v) case OpNilCheck: v.Op = OpS390XLoweredNilCheck return true case OpNot: return rewriteValueS390X_OpNot(v) case OpOffPtr: return rewriteValueS390X_OpOffPtr(v) case OpOr16: v.Op = OpS390XORW return true case OpOr32: v.Op = OpS390XORW return true case OpOr64: v.Op = OpS390XOR return true case OpOr8: v.Op = OpS390XORW return true case OpOrB: v.Op = OpS390XORW return true case OpPanicBounds: return rewriteValueS390X_OpPanicBounds(v) case OpPopCount16: return rewriteValueS390X_OpPopCount16(v) case OpPopCount32: return rewriteValueS390X_OpPopCount32(v) case OpPopCount64: return rewriteValueS390X_OpPopCount64(v) case OpPopCount8: return rewriteValueS390X_OpPopCount8(v) case OpRotateLeft16: return rewriteValueS390X_OpRotateLeft16(v) case OpRotateLeft32: v.Op = OpS390XRLL return true case OpRotateLeft64: v.Op = OpS390XRLLG return true case OpRotateLeft8: return rewriteValueS390X_OpRotateLeft8(v) case OpRound: return rewriteValueS390X_OpRound(v) case OpRound32F: v.Op = OpS390XLoweredRound32F return true case OpRound64F: v.Op = OpS390XLoweredRound64F return true case OpRoundToEven: return rewriteValueS390X_OpRoundToEven(v) case OpRsh16Ux16: return rewriteValueS390X_OpRsh16Ux16(v) case OpRsh16Ux32: return rewriteValueS390X_OpRsh16Ux32(v) case OpRsh16Ux64: return rewriteValueS390X_OpRsh16Ux64(v) case OpRsh16Ux8: return rewriteValueS390X_OpRsh16Ux8(v) case OpRsh16x16: return rewriteValueS390X_OpRsh16x16(v) case OpRsh16x32: return rewriteValueS390X_OpRsh16x32(v) case OpRsh16x64: return rewriteValueS390X_OpRsh16x64(v) case OpRsh16x8: return rewriteValueS390X_OpRsh16x8(v) case OpRsh32Ux16: return rewriteValueS390X_OpRsh32Ux16(v) case OpRsh32Ux32: return rewriteValueS390X_OpRsh32Ux32(v) case OpRsh32Ux64: return rewriteValueS390X_OpRsh32Ux64(v) case OpRsh32Ux8: return rewriteValueS390X_OpRsh32Ux8(v) case OpRsh32x16: return rewriteValueS390X_OpRsh32x16(v) case OpRsh32x32: return rewriteValueS390X_OpRsh32x32(v) case OpRsh32x64: return rewriteValueS390X_OpRsh32x64(v) case OpRsh32x8: return rewriteValueS390X_OpRsh32x8(v) case OpRsh64Ux16: return rewriteValueS390X_OpRsh64Ux16(v) case OpRsh64Ux32: return rewriteValueS390X_OpRsh64Ux32(v) case OpRsh64Ux64: return rewriteValueS390X_OpRsh64Ux64(v) case OpRsh64Ux8: return rewriteValueS390X_OpRsh64Ux8(v) case OpRsh64x16: return rewriteValueS390X_OpRsh64x16(v) case OpRsh64x32: return rewriteValueS390X_OpRsh64x32(v) case OpRsh64x64: return rewriteValueS390X_OpRsh64x64(v) case OpRsh64x8: return rewriteValueS390X_OpRsh64x8(v) case OpRsh8Ux16: return rewriteValueS390X_OpRsh8Ux16(v) case OpRsh8Ux32: return rewriteValueS390X_OpRsh8Ux32(v) case OpRsh8Ux64: return rewriteValueS390X_OpRsh8Ux64(v) case OpRsh8Ux8: return rewriteValueS390X_OpRsh8Ux8(v) case OpRsh8x16: return rewriteValueS390X_OpRsh8x16(v) case OpRsh8x32: return rewriteValueS390X_OpRsh8x32(v) case OpRsh8x64: return rewriteValueS390X_OpRsh8x64(v) case OpRsh8x8: return rewriteValueS390X_OpRsh8x8(v) case OpS390XADD: return rewriteValueS390X_OpS390XADD(v) case OpS390XADDC: return rewriteValueS390X_OpS390XADDC(v) case OpS390XADDE: return rewriteValueS390X_OpS390XADDE(v) case OpS390XADDW: return rewriteValueS390X_OpS390XADDW(v) case OpS390XADDWconst: return rewriteValueS390X_OpS390XADDWconst(v) case OpS390XADDWload: return rewriteValueS390X_OpS390XADDWload(v) case OpS390XADDconst: return rewriteValueS390X_OpS390XADDconst(v) case OpS390XADDload: return rewriteValueS390X_OpS390XADDload(v) case OpS390XAND: return rewriteValueS390X_OpS390XAND(v) case OpS390XANDW: return rewriteValueS390X_OpS390XANDW(v) case OpS390XANDWconst: return rewriteValueS390X_OpS390XANDWconst(v) case OpS390XANDWload: return rewriteValueS390X_OpS390XANDWload(v) case OpS390XANDconst: return rewriteValueS390X_OpS390XANDconst(v) case OpS390XANDload: return rewriteValueS390X_OpS390XANDload(v) case OpS390XCMP: return rewriteValueS390X_OpS390XCMP(v) case OpS390XCMPU: return rewriteValueS390X_OpS390XCMPU(v) case OpS390XCMPUconst: return rewriteValueS390X_OpS390XCMPUconst(v) case OpS390XCMPW: return rewriteValueS390X_OpS390XCMPW(v) case OpS390XCMPWU: return rewriteValueS390X_OpS390XCMPWU(v) case OpS390XCMPWUconst: return rewriteValueS390X_OpS390XCMPWUconst(v) case OpS390XCMPWconst: return rewriteValueS390X_OpS390XCMPWconst(v) case OpS390XCMPconst: return rewriteValueS390X_OpS390XCMPconst(v) case OpS390XCPSDR: return rewriteValueS390X_OpS390XCPSDR(v) case OpS390XFCMP: return rewriteValueS390X_OpS390XFCMP(v) case OpS390XFCMPS: return rewriteValueS390X_OpS390XFCMPS(v) case OpS390XFMOVDload: return rewriteValueS390X_OpS390XFMOVDload(v) case OpS390XFMOVDstore: return rewriteValueS390X_OpS390XFMOVDstore(v) case OpS390XFMOVSload: return rewriteValueS390X_OpS390XFMOVSload(v) case OpS390XFMOVSstore: return rewriteValueS390X_OpS390XFMOVSstore(v) case OpS390XFNEG: return rewriteValueS390X_OpS390XFNEG(v) case OpS390XFNEGS: return rewriteValueS390X_OpS390XFNEGS(v) case OpS390XLDGR: return rewriteValueS390X_OpS390XLDGR(v) case OpS390XLEDBR: return rewriteValueS390X_OpS390XLEDBR(v) case OpS390XLGDR: return rewriteValueS390X_OpS390XLGDR(v) case OpS390XLOCGR: return rewriteValueS390X_OpS390XLOCGR(v) case OpS390XLTDBR: return rewriteValueS390X_OpS390XLTDBR(v) case OpS390XLTEBR: return rewriteValueS390X_OpS390XLTEBR(v) case OpS390XLoweredRound32F: return rewriteValueS390X_OpS390XLoweredRound32F(v) case OpS390XLoweredRound64F: return rewriteValueS390X_OpS390XLoweredRound64F(v) case OpS390XMOVBZload: return rewriteValueS390X_OpS390XMOVBZload(v) case OpS390XMOVBZreg: return rewriteValueS390X_OpS390XMOVBZreg(v) case OpS390XMOVBload: return rewriteValueS390X_OpS390XMOVBload(v) case OpS390XMOVBreg: return rewriteValueS390X_OpS390XMOVBreg(v) case OpS390XMOVBstore: return rewriteValueS390X_OpS390XMOVBstore(v) case OpS390XMOVBstoreconst: return rewriteValueS390X_OpS390XMOVBstoreconst(v) case OpS390XMOVDBR: return rewriteValueS390X_OpS390XMOVDBR(v) case OpS390XMOVDaddridx: return rewriteValueS390X_OpS390XMOVDaddridx(v) case OpS390XMOVDload: return rewriteValueS390X_OpS390XMOVDload(v) case OpS390XMOVDstore: return rewriteValueS390X_OpS390XMOVDstore(v) case OpS390XMOVDstoreconst: return rewriteValueS390X_OpS390XMOVDstoreconst(v) case OpS390XMOVDstoreidx: return rewriteValueS390X_OpS390XMOVDstoreidx(v) case OpS390XMOVHZload: return rewriteValueS390X_OpS390XMOVHZload(v) case OpS390XMOVHZreg: return rewriteValueS390X_OpS390XMOVHZreg(v) case OpS390XMOVHload: return rewriteValueS390X_OpS390XMOVHload(v) case OpS390XMOVHreg: return rewriteValueS390X_OpS390XMOVHreg(v) case OpS390XMOVHstore: return rewriteValueS390X_OpS390XMOVHstore(v) case OpS390XMOVHstoreconst: return rewriteValueS390X_OpS390XMOVHstoreconst(v) case OpS390XMOVHstoreidx: return rewriteValueS390X_OpS390XMOVHstoreidx(v) case OpS390XMOVWBR: return rewriteValueS390X_OpS390XMOVWBR(v) case OpS390XMOVWZload: return rewriteValueS390X_OpS390XMOVWZload(v) case OpS390XMOVWZreg: return rewriteValueS390X_OpS390XMOVWZreg(v) case OpS390XMOVWload: return rewriteValueS390X_OpS390XMOVWload(v) case OpS390XMOVWreg: return rewriteValueS390X_OpS390XMOVWreg(v) case OpS390XMOVWstore: return rewriteValueS390X_OpS390XMOVWstore(v) case OpS390XMOVWstoreconst: return rewriteValueS390X_OpS390XMOVWstoreconst(v) case OpS390XMOVWstoreidx: return rewriteValueS390X_OpS390XMOVWstoreidx(v) case OpS390XMULLD: return rewriteValueS390X_OpS390XMULLD(v) case OpS390XMULLDconst: return rewriteValueS390X_OpS390XMULLDconst(v) case OpS390XMULLDload: return rewriteValueS390X_OpS390XMULLDload(v) case OpS390XMULLW: return rewriteValueS390X_OpS390XMULLW(v) case OpS390XMULLWconst: return rewriteValueS390X_OpS390XMULLWconst(v) case OpS390XMULLWload: return rewriteValueS390X_OpS390XMULLWload(v) case OpS390XNEG: return rewriteValueS390X_OpS390XNEG(v) case OpS390XNEGW: return rewriteValueS390X_OpS390XNEGW(v) case OpS390XNOT: return rewriteValueS390X_OpS390XNOT(v) case OpS390XNOTW: return rewriteValueS390X_OpS390XNOTW(v) case OpS390XOR: return rewriteValueS390X_OpS390XOR(v) case OpS390XORW: return rewriteValueS390X_OpS390XORW(v) case OpS390XORWconst: return rewriteValueS390X_OpS390XORWconst(v) case OpS390XORWload: return rewriteValueS390X_OpS390XORWload(v) case OpS390XORconst: return rewriteValueS390X_OpS390XORconst(v) case OpS390XORload: return rewriteValueS390X_OpS390XORload(v) case OpS390XRISBGZ: return rewriteValueS390X_OpS390XRISBGZ(v) case OpS390XRLL: return rewriteValueS390X_OpS390XRLL(v) case OpS390XRLLG: return rewriteValueS390X_OpS390XRLLG(v) case OpS390XSLD: return rewriteValueS390X_OpS390XSLD(v) case OpS390XSLDconst: return rewriteValueS390X_OpS390XSLDconst(v) case OpS390XSLW: return rewriteValueS390X_OpS390XSLW(v) case OpS390XSLWconst: return rewriteValueS390X_OpS390XSLWconst(v) case OpS390XSRAD: return rewriteValueS390X_OpS390XSRAD(v) case OpS390XSRADconst: return rewriteValueS390X_OpS390XSRADconst(v) case OpS390XSRAW: return rewriteValueS390X_OpS390XSRAW(v) case OpS390XSRAWconst: return rewriteValueS390X_OpS390XSRAWconst(v) case OpS390XSRD: return rewriteValueS390X_OpS390XSRD(v) case OpS390XSRDconst: return rewriteValueS390X_OpS390XSRDconst(v) case OpS390XSRW: return rewriteValueS390X_OpS390XSRW(v) case OpS390XSRWconst: return rewriteValueS390X_OpS390XSRWconst(v) case OpS390XSTM2: return rewriteValueS390X_OpS390XSTM2(v) case OpS390XSTMG2: return rewriteValueS390X_OpS390XSTMG2(v) case OpS390XSUB: return rewriteValueS390X_OpS390XSUB(v) case OpS390XSUBE: return rewriteValueS390X_OpS390XSUBE(v) case OpS390XSUBW: return rewriteValueS390X_OpS390XSUBW(v) case OpS390XSUBWconst: return rewriteValueS390X_OpS390XSUBWconst(v) case OpS390XSUBWload: return rewriteValueS390X_OpS390XSUBWload(v) case OpS390XSUBconst: return rewriteValueS390X_OpS390XSUBconst(v) case OpS390XSUBload: return rewriteValueS390X_OpS390XSUBload(v) case OpS390XSumBytes2: return rewriteValueS390X_OpS390XSumBytes2(v) case OpS390XSumBytes4: return rewriteValueS390X_OpS390XSumBytes4(v) case OpS390XSumBytes8: return rewriteValueS390X_OpS390XSumBytes8(v) case OpS390XXOR: return rewriteValueS390X_OpS390XXOR(v) case OpS390XXORW: return rewriteValueS390X_OpS390XXORW(v) case OpS390XXORWconst: return rewriteValueS390X_OpS390XXORWconst(v) case OpS390XXORWload: return rewriteValueS390X_OpS390XXORWload(v) case OpS390XXORconst: return rewriteValueS390X_OpS390XXORconst(v) case OpS390XXORload: return rewriteValueS390X_OpS390XXORload(v) case OpSelect0: return rewriteValueS390X_OpSelect0(v) case OpSelect1: return rewriteValueS390X_OpSelect1(v) case OpSignExt16to32: v.Op = OpS390XMOVHreg return true case OpSignExt16to64: v.Op = OpS390XMOVHreg return true case OpSignExt32to64: v.Op = OpS390XMOVWreg return true case OpSignExt8to16: v.Op = OpS390XMOVBreg return true case OpSignExt8to32: v.Op = OpS390XMOVBreg return true case OpSignExt8to64: v.Op = OpS390XMOVBreg return true case OpSlicemask: return rewriteValueS390X_OpSlicemask(v) case OpSqrt: v.Op = OpS390XFSQRT return true case OpSqrt32: v.Op = OpS390XFSQRTS return true case OpStaticCall: v.Op = OpS390XCALLstatic return true case OpStore: return rewriteValueS390X_OpStore(v) case OpSub16: v.Op = OpS390XSUBW return true case OpSub32: v.Op = OpS390XSUBW return true case OpSub32F: return rewriteValueS390X_OpSub32F(v) case OpSub64: v.Op = OpS390XSUB return true case OpSub64F: return rewriteValueS390X_OpSub64F(v) case OpSub8: v.Op = OpS390XSUBW return true case OpSubPtr: v.Op = OpS390XSUB return true case OpTailCall: v.Op = OpS390XCALLtail return true case OpTrunc: return rewriteValueS390X_OpTrunc(v) case OpTrunc16to8: v.Op = OpCopy return true case OpTrunc32to16: v.Op = OpCopy return true case OpTrunc32to8: v.Op = OpCopy return true case OpTrunc64to16: v.Op = OpCopy return true case OpTrunc64to32: v.Op = OpCopy return true case OpTrunc64to8: v.Op = OpCopy return true case OpWB: v.Op = OpS390XLoweredWB return true case OpXor16: v.Op = OpS390XXORW return true case OpXor32: v.Op = OpS390XXORW return true case OpXor64: v.Op = OpS390XXOR return true case OpXor8: v.Op = OpS390XXORW return true case OpZero: return rewriteValueS390X_OpZero(v) case OpZeroExt16to32: v.Op = OpS390XMOVHZreg return true case OpZeroExt16to64: v.Op = OpS390XMOVHZreg return true case OpZeroExt32to64: v.Op = OpS390XMOVWZreg return true case OpZeroExt8to16: v.Op = OpS390XMOVBZreg return true case OpZeroExt8to32: v.Op = OpS390XMOVBZreg return true case OpZeroExt8to64: v.Op = OpS390XMOVBZreg return true } return false } func rewriteValueS390X_OpAdd32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Add32F x y) // result: (Select0 (FADDS x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpS390XFADDS, types.NewTuple(typ.Float32, types.TypeFlags)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueS390X_OpAdd64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Add64F x y) // result: (Select0 (FADD x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpS390XFADD, types.NewTuple(typ.Float64, types.TypeFlags)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueS390X_OpAddr(v *Value) bool { v_0 := v.Args[0] // match: (Addr {sym} base) // result: (MOVDaddr {sym} base) for { sym := auxToSym(v.Aux) base := v_0 v.reset(OpS390XMOVDaddr) v.Aux = symToAux(sym) v.AddArg(base) return true } } func rewriteValueS390X_OpAtomicAdd32(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicAdd32 ptr val mem) // result: (AddTupleFirst32 val (LAA ptr val mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XAddTupleFirst32) v0 := b.NewValue0(v.Pos, OpS390XLAA, types.NewTuple(typ.UInt32, types.TypeMem)) v0.AddArg3(ptr, val, mem) v.AddArg2(val, v0) return true } } func rewriteValueS390X_OpAtomicAdd64(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicAdd64 ptr val mem) // result: (AddTupleFirst64 val (LAAG ptr val mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XAddTupleFirst64) v0 := b.NewValue0(v.Pos, OpS390XLAAG, types.NewTuple(typ.UInt64, types.TypeMem)) v0.AddArg3(ptr, val, mem) v.AddArg2(val, v0) return true } } func rewriteValueS390X_OpAtomicAnd8(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicAnd8 ptr val mem) // result: (LANfloor ptr (RLL (ORWconst val [-1<<8]) (RXSBG {s390x.NewRotateParams(59, 60, 3)} (MOVDconst [3<<3]) ptr)) mem) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XLANfloor) v0 := b.NewValue0(v.Pos, OpS390XRLL, typ.UInt32) v1 := b.NewValue0(v.Pos, OpS390XORWconst, typ.UInt32) v1.AuxInt = int32ToAuxInt(-1 << 8) v1.AddArg(val) v2 := b.NewValue0(v.Pos, OpS390XRXSBG, typ.UInt32) v2.Aux = s390xRotateParamsToAux(s390x.NewRotateParams(59, 60, 3)) v3 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v3.AuxInt = int64ToAuxInt(3 << 3) v2.AddArg2(v3, ptr) v0.AddArg2(v1, v2) v.AddArg3(ptr, v0, mem) return true } } func rewriteValueS390X_OpAtomicCompareAndSwap32(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicCompareAndSwap32 ptr old new_ mem) // result: (LoweredAtomicCas32 ptr old new_ mem) for { ptr := v_0 old := v_1 new_ := v_2 mem := v_3 v.reset(OpS390XLoweredAtomicCas32) v.AddArg4(ptr, old, new_, mem) return true } } func rewriteValueS390X_OpAtomicCompareAndSwap64(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicCompareAndSwap64 ptr old new_ mem) // result: (LoweredAtomicCas64 ptr old new_ mem) for { ptr := v_0 old := v_1 new_ := v_2 mem := v_3 v.reset(OpS390XLoweredAtomicCas64) v.AddArg4(ptr, old, new_, mem) return true } } func rewriteValueS390X_OpAtomicExchange32(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicExchange32 ptr val mem) // result: (LoweredAtomicExchange32 ptr val mem) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XLoweredAtomicExchange32) v.AddArg3(ptr, val, mem) return true } } func rewriteValueS390X_OpAtomicExchange64(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicExchange64 ptr val mem) // result: (LoweredAtomicExchange64 ptr val mem) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XLoweredAtomicExchange64) v.AddArg3(ptr, val, mem) return true } } func rewriteValueS390X_OpAtomicLoad32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicLoad32 ptr mem) // result: (MOVWZatomicload ptr mem) for { ptr := v_0 mem := v_1 v.reset(OpS390XMOVWZatomicload) v.AddArg2(ptr, mem) return true } } func rewriteValueS390X_OpAtomicLoad64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicLoad64 ptr mem) // result: (MOVDatomicload ptr mem) for { ptr := v_0 mem := v_1 v.reset(OpS390XMOVDatomicload) v.AddArg2(ptr, mem) return true } } func rewriteValueS390X_OpAtomicLoad8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicLoad8 ptr mem) // result: (MOVBZatomicload ptr mem) for { ptr := v_0 mem := v_1 v.reset(OpS390XMOVBZatomicload) v.AddArg2(ptr, mem) return true } } func rewriteValueS390X_OpAtomicLoadAcq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicLoadAcq32 ptr mem) // result: (MOVWZatomicload ptr mem) for { ptr := v_0 mem := v_1 v.reset(OpS390XMOVWZatomicload) v.AddArg2(ptr, mem) return true } } func rewriteValueS390X_OpAtomicLoadPtr(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicLoadPtr ptr mem) // result: (MOVDatomicload ptr mem) for { ptr := v_0 mem := v_1 v.reset(OpS390XMOVDatomicload) v.AddArg2(ptr, mem) return true } } func rewriteValueS390X_OpAtomicOr8(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicOr8 ptr val mem) // result: (LAOfloor ptr (SLW (MOVBZreg val) (RXSBG {s390x.NewRotateParams(59, 60, 3)} (MOVDconst [3<<3]) ptr)) mem) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XLAOfloor) v0 := b.NewValue0(v.Pos, OpS390XSLW, typ.UInt32) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt32) v1.AddArg(val) v2 := b.NewValue0(v.Pos, OpS390XRXSBG, typ.UInt32) v2.Aux = s390xRotateParamsToAux(s390x.NewRotateParams(59, 60, 3)) v3 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v3.AuxInt = int64ToAuxInt(3 << 3) v2.AddArg2(v3, ptr) v0.AddArg2(v1, v2) v.AddArg3(ptr, v0, mem) return true } } func rewriteValueS390X_OpAtomicStore32(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (AtomicStore32 ptr val mem) // result: (SYNC (MOVWatomicstore ptr val mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XSYNC) v0 := b.NewValue0(v.Pos, OpS390XMOVWatomicstore, types.TypeMem) v0.AddArg3(ptr, val, mem) v.AddArg(v0) return true } } func rewriteValueS390X_OpAtomicStore64(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (AtomicStore64 ptr val mem) // result: (SYNC (MOVDatomicstore ptr val mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XSYNC) v0 := b.NewValue0(v.Pos, OpS390XMOVDatomicstore, types.TypeMem) v0.AddArg3(ptr, val, mem) v.AddArg(v0) return true } } func rewriteValueS390X_OpAtomicStore8(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (AtomicStore8 ptr val mem) // result: (SYNC (MOVBatomicstore ptr val mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XSYNC) v0 := b.NewValue0(v.Pos, OpS390XMOVBatomicstore, types.TypeMem) v0.AddArg3(ptr, val, mem) v.AddArg(v0) return true } } func rewriteValueS390X_OpAtomicStorePtrNoWB(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (AtomicStorePtrNoWB ptr val mem) // result: (SYNC (MOVDatomicstore ptr val mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XSYNC) v0 := b.NewValue0(v.Pos, OpS390XMOVDatomicstore, types.TypeMem) v0.AddArg3(ptr, val, mem) v.AddArg(v0) return true } } func rewriteValueS390X_OpAtomicStoreRel32(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (AtomicStoreRel32 ptr val mem) // result: (MOVWatomicstore ptr val mem) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpS390XMOVWatomicstore) v.AddArg3(ptr, val, mem) return true } } func rewriteValueS390X_OpAvg64u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Avg64u x y) // result: (ADD (SRDconst (SUB x y) [1]) y) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XADD) v0 := b.NewValue0(v.Pos, OpS390XSRDconst, t) v0.AuxInt = uint8ToAuxInt(1) v1 := b.NewValue0(v.Pos, OpS390XSUB, t) v1.AddArg2(x, y) v0.AddArg(v1) v.AddArg2(v0, y) return true } } func rewriteValueS390X_OpBitLen64(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (BitLen64 x) // result: (SUB (MOVDconst [64]) (FLOGR x)) for { x := v_0 v.reset(OpS390XSUB) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(64) v1 := b.NewValue0(v.Pos, OpS390XFLOGR, typ.UInt64) v1.AddArg(x) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpBswap16(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Bswap16 x:(MOVHZload [off] {sym} ptr mem)) // result: @x.Block (MOVHZreg (MOVHBRload [off] {sym} ptr mem)) for { x := v_0 if x.Op != OpS390XMOVHZload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVHZreg, typ.UInt64) v.copyOf(v0) v1 := b.NewValue0(x.Pos, OpS390XMOVHBRload, typ.UInt16) v1.AuxInt = int32ToAuxInt(off) v1.Aux = symToAux(sym) v1.AddArg2(ptr, mem) v0.AddArg(v1) return true } // match: (Bswap16 x:(MOVHZloadidx [off] {sym} ptr idx mem)) // result: @x.Block (MOVHZreg (MOVHBRloadidx [off] {sym} ptr idx mem)) for { x := v_0 if x.Op != OpS390XMOVHZloadidx { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[2] ptr := x.Args[0] idx := x.Args[1] b = x.Block v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v.copyOf(v0) v1 := b.NewValue0(v.Pos, OpS390XMOVHBRloadidx, typ.Int16) v1.AuxInt = int32ToAuxInt(off) v1.Aux = symToAux(sym) v1.AddArg3(ptr, idx, mem) v0.AddArg(v1) return true } return false } func rewriteValueS390X_OpCeil(v *Value) bool { v_0 := v.Args[0] // match: (Ceil x) // result: (FIDBR [6] x) for { x := v_0 v.reset(OpS390XFIDBR) v.AuxInt = int8ToAuxInt(6) v.AddArg(x) return true } } func rewriteValueS390X_OpConst16(v *Value) bool { // match: (Const16 [val]) // result: (MOVDconst [int64(val)]) for { val := auxIntToInt16(v.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(val)) return true } } func rewriteValueS390X_OpConst32(v *Value) bool { // match: (Const32 [val]) // result: (MOVDconst [int64(val)]) for { val := auxIntToInt32(v.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(val)) return true } } func rewriteValueS390X_OpConst64(v *Value) bool { // match: (Const64 [val]) // result: (MOVDconst [int64(val)]) for { val := auxIntToInt64(v.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(val)) return true } } func rewriteValueS390X_OpConst8(v *Value) bool { // match: (Const8 [val]) // result: (MOVDconst [int64(val)]) for { val := auxIntToInt8(v.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(val)) return true } } func rewriteValueS390X_OpConstBool(v *Value) bool { // match: (ConstBool [t]) // result: (MOVDconst [b2i(t)]) for { t := auxIntToBool(v.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(b2i(t)) return true } } func rewriteValueS390X_OpConstNil(v *Value) bool { // match: (ConstNil) // result: (MOVDconst [0]) for { v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } } func rewriteValueS390X_OpCtz32(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz32 x) // result: (SUB (MOVDconst [64]) (FLOGR (MOVWZreg (ANDW (SUBWconst [1] x) (NOTW x))))) for { t := v.Type x := v_0 v.reset(OpS390XSUB) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(64) v1 := b.NewValue0(v.Pos, OpS390XFLOGR, typ.UInt64) v2 := b.NewValue0(v.Pos, OpS390XMOVWZreg, typ.UInt64) v3 := b.NewValue0(v.Pos, OpS390XANDW, t) v4 := b.NewValue0(v.Pos, OpS390XSUBWconst, t) v4.AuxInt = int32ToAuxInt(1) v4.AddArg(x) v5 := b.NewValue0(v.Pos, OpS390XNOTW, t) v5.AddArg(x) v3.AddArg2(v4, v5) v2.AddArg(v3) v1.AddArg(v2) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpCtz64(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz64 x) // result: (SUB (MOVDconst [64]) (FLOGR (AND (SUBconst [1] x) (NOT x)))) for { t := v.Type x := v_0 v.reset(OpS390XSUB) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(64) v1 := b.NewValue0(v.Pos, OpS390XFLOGR, typ.UInt64) v2 := b.NewValue0(v.Pos, OpS390XAND, t) v3 := b.NewValue0(v.Pos, OpS390XSUBconst, t) v3.AuxInt = int32ToAuxInt(1) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XNOT, t) v4.AddArg(x) v2.AddArg2(v3, v4) v1.AddArg(v2) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpDiv16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div16 x y) // result: (DIVW (MOVHreg x) (MOVHreg y)) for { x := v_0 y := v_1 v.reset(OpS390XDIVW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpDiv16u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div16u x y) // result: (DIVWU (MOVHZreg x) (MOVHZreg y)) for { x := v_0 y := v_1 v.reset(OpS390XDIVWU) v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpDiv32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div32 x y) // result: (DIVW (MOVWreg x) y) for { x := v_0 y := v_1 v.reset(OpS390XDIVW) v0 := b.NewValue0(v.Pos, OpS390XMOVWreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } } func rewriteValueS390X_OpDiv32u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div32u x y) // result: (DIVWU (MOVWZreg x) y) for { x := v_0 y := v_1 v.reset(OpS390XDIVWU) v0 := b.NewValue0(v.Pos, OpS390XMOVWZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } } func rewriteValueS390X_OpDiv64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (Div64 x y) // result: (DIVD x y) for { x := v_0 y := v_1 v.reset(OpS390XDIVD) v.AddArg2(x, y) return true } } func rewriteValueS390X_OpDiv8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div8 x y) // result: (DIVW (MOVBreg x) (MOVBreg y)) for { x := v_0 y := v_1 v.reset(OpS390XDIVW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpDiv8u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div8u x y) // result: (DIVWU (MOVBZreg x) (MOVBZreg y)) for { x := v_0 y := v_1 v.reset(OpS390XDIVWU) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpEq16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Eq16 x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVHreg x) (MOVHreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Eq32 x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEq32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Eq32F x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (FCMPS x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMPS, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEq64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Eq64 x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (CMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEq64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Eq64F x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (FCMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEq8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Eq8 x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVBreg x) (MOVBreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEqB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (EqB x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVBreg x) (MOVBreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpEqPtr(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (EqPtr x y) // result: (LOCGR {s390x.Equal} (MOVDconst [0]) (MOVDconst [1]) (CMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Equal) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpFMA(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (FMA x y z) // result: (FMADD z x y) for { x := v_0 y := v_1 z := v_2 v.reset(OpS390XFMADD) v.AddArg3(z, x, y) return true } } func rewriteValueS390X_OpFloor(v *Value) bool { v_0 := v.Args[0] // match: (Floor x) // result: (FIDBR [7] x) for { x := v_0 v.reset(OpS390XFIDBR) v.AuxInt = int8ToAuxInt(7) v.AddArg(x) return true } } func rewriteValueS390X_OpHmul32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Hmul32 x y) // result: (SRDconst [32] (MULLD (MOVWreg x) (MOVWreg y))) for { x := v_0 y := v_1 v.reset(OpS390XSRDconst) v.AuxInt = uint8ToAuxInt(32) v0 := b.NewValue0(v.Pos, OpS390XMULLD, typ.Int64) v1 := b.NewValue0(v.Pos, OpS390XMOVWreg, typ.Int64) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpS390XMOVWreg, typ.Int64) v2.AddArg(y) v0.AddArg2(v1, v2) v.AddArg(v0) return true } } func rewriteValueS390X_OpHmul32u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Hmul32u x y) // result: (SRDconst [32] (MULLD (MOVWZreg x) (MOVWZreg y))) for { x := v_0 y := v_1 v.reset(OpS390XSRDconst) v.AuxInt = uint8ToAuxInt(32) v0 := b.NewValue0(v.Pos, OpS390XMULLD, typ.Int64) v1 := b.NewValue0(v.Pos, OpS390XMOVWZreg, typ.UInt64) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpS390XMOVWZreg, typ.UInt64) v2.AddArg(y) v0.AddArg2(v1, v2) v.AddArg(v0) return true } } func rewriteValueS390X_OpITab(v *Value) bool { v_0 := v.Args[0] // match: (ITab (Load ptr mem)) // result: (MOVDload ptr mem) for { if v_0.Op != OpLoad { break } mem := v_0.Args[1] ptr := v_0.Args[0] v.reset(OpS390XMOVDload) v.AddArg2(ptr, mem) return true } return false } func rewriteValueS390X_OpIsInBounds(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (IsInBounds idx len) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPU idx len)) for { idx := v_0 len := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPU, types.TypeFlags) v2.AddArg2(idx, len) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpIsNonNil(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (IsNonNil p) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPconst p [0])) for { p := v_0 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(0) v2.AddArg(p) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpIsSliceInBounds(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (IsSliceInBounds idx len) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPU idx len)) for { idx := v_0 len := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPU, types.TypeFlags) v2.AddArg2(idx, len) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq16 x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVHreg x) (MOVHreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq16U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq16U x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPWU (MOVHZreg x) (MOVHZreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq32 x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq32F x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (FCMPS x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMPS, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq32U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq32U x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPWU x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq64 x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq64F x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (FCMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq64U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq64U x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPU x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPU, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq8 x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVBreg x) (MOVBreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLeq8U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Leq8U x y) // result: (LOCGR {s390x.LessOrEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPWU (MOVBZreg x) (MOVBZreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.LessOrEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less16 x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVHreg x) (MOVHreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess16U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less16U x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPWU (MOVHZreg x) (MOVHZreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less32 x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less32F x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (FCMPS x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMPS, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess32U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less32U x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPWU x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less64 x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less64F x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (FCMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess64U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less64U x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPU x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPU, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less8 x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVBreg x) (MOVBreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLess8U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Less8U x y) // result: (LOCGR {s390x.Less} (MOVDconst [0]) (MOVDconst [1]) (CMPWU (MOVBZreg x) (MOVBZreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.Less) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLoad(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (Load ptr mem) // cond: (is64BitInt(t) || isPtr(t)) // result: (MOVDload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpS390XMOVDload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is32BitInt(t) && t.IsSigned() // result: (MOVWload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is32BitInt(t) && t.IsSigned()) { break } v.reset(OpS390XMOVWload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is32BitInt(t) && !t.IsSigned() // result: (MOVWZload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is32BitInt(t) && !t.IsSigned()) { break } v.reset(OpS390XMOVWZload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is16BitInt(t) && t.IsSigned() // result: (MOVHload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is16BitInt(t) && t.IsSigned()) { break } v.reset(OpS390XMOVHload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is16BitInt(t) && !t.IsSigned() // result: (MOVHZload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is16BitInt(t) && !t.IsSigned()) { break } v.reset(OpS390XMOVHZload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is8BitInt(t) && t.IsSigned() // result: (MOVBload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is8BitInt(t) && t.IsSigned()) { break } v.reset(OpS390XMOVBload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: (t.IsBoolean() || (is8BitInt(t) && !t.IsSigned())) // result: (MOVBZload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(t.IsBoolean() || (is8BitInt(t) && !t.IsSigned())) { break } v.reset(OpS390XMOVBZload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is32BitFloat(t) // result: (FMOVSload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is32BitFloat(t)) { break } v.reset(OpS390XFMOVSload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is64BitFloat(t) // result: (FMOVDload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is64BitFloat(t)) { break } v.reset(OpS390XFMOVDload) v.AddArg2(ptr, mem) return true } return false } func rewriteValueS390X_OpLocalAddr(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (LocalAddr {sym} base mem) // cond: t.Elem().HasPointers() // result: (MOVDaddr {sym} (SPanchored base mem)) for { t := v.Type sym := auxToSym(v.Aux) base := v_0 mem := v_1 if !(t.Elem().HasPointers()) { break } v.reset(OpS390XMOVDaddr) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpSPanchored, typ.Uintptr) v0.AddArg2(base, mem) v.AddArg(v0) return true } // match: (LocalAddr {sym} base _) // cond: !t.Elem().HasPointers() // result: (MOVDaddr {sym} base) for { t := v.Type sym := auxToSym(v.Aux) base := v_0 if !(!t.Elem().HasPointers()) { break } v.reset(OpS390XMOVDaddr) v.Aux = symToAux(sym) v.AddArg(base) return true } return false } func rewriteValueS390X_OpLsh16x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh16x16 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh16x16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh16x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh16x32 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh16x32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh16x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh16x64 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh16x64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh16x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh16x8 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh16x8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh32x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh32x16 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh32x16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh32x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh32x32 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh32x32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh32x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh32x64 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh32x64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh32x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh32x8 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh32x8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh64x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh64x16 x y) // cond: shiftIsBounded(v) // result: (SLD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (Lsh64x16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLD x y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh64x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh64x32 x y) // cond: shiftIsBounded(v) // result: (SLD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (Lsh64x32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLD x y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh64x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh64x64 x y) // cond: shiftIsBounded(v) // result: (SLD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (Lsh64x64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLD x y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh64x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh64x8 x y) // cond: shiftIsBounded(v) // result: (SLD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (Lsh64x8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLD x y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh8x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh8x16 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh8x16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh8x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh8x32 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh8x32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh8x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh8x64 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh8x64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpLsh8x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Lsh8x8 x y) // cond: shiftIsBounded(v) // result: (SLW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (Lsh8x8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SLW x y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSLW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpMod16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod16 x y) // result: (MODW (MOVHreg x) (MOVHreg y)) for { x := v_0 y := v_1 v.reset(OpS390XMODW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpMod16u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod16u x y) // result: (MODWU (MOVHZreg x) (MOVHZreg y)) for { x := v_0 y := v_1 v.reset(OpS390XMODWU) v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpMod32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod32 x y) // result: (MODW (MOVWreg x) y) for { x := v_0 y := v_1 v.reset(OpS390XMODW) v0 := b.NewValue0(v.Pos, OpS390XMOVWreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } } func rewriteValueS390X_OpMod32u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod32u x y) // result: (MODWU (MOVWZreg x) y) for { x := v_0 y := v_1 v.reset(OpS390XMODWU) v0 := b.NewValue0(v.Pos, OpS390XMOVWZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } } func rewriteValueS390X_OpMod64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (Mod64 x y) // result: (MODD x y) for { x := v_0 y := v_1 v.reset(OpS390XMODD) v.AddArg2(x, y) return true } } func rewriteValueS390X_OpMod8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod8 x y) // result: (MODW (MOVBreg x) (MOVBreg y)) for { x := v_0 y := v_1 v.reset(OpS390XMODW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpMod8u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod8u x y) // result: (MODWU (MOVBZreg x) (MOVBZreg y)) for { x := v_0 y := v_1 v.reset(OpS390XMODWU) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v1.AddArg(y) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpMove(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Move [0] _ _ mem) // result: mem for { if auxIntToInt64(v.AuxInt) != 0 { break } mem := v_2 v.copyOf(mem) return true } // match: (Move [1] dst src mem) // result: (MOVBstore dst (MOVBZload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 1 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVBstore) v0 := b.NewValue0(v.Pos, OpS390XMOVBZload, typ.UInt8) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [2] dst src mem) // result: (MOVHstore dst (MOVHZload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 2 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVHstore) v0 := b.NewValue0(v.Pos, OpS390XMOVHZload, typ.UInt16) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [4] dst src mem) // result: (MOVWstore dst (MOVWZload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 4 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVWstore) v0 := b.NewValue0(v.Pos, OpS390XMOVWZload, typ.UInt32) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [8] dst src mem) // result: (MOVDstore dst (MOVDload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 8 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVDstore) v0 := b.NewValue0(v.Pos, OpS390XMOVDload, typ.UInt64) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [16] dst src mem) // result: (MOVDstore [8] dst (MOVDload [8] src mem) (MOVDstore dst (MOVDload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 16 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVDstore) v.AuxInt = int32ToAuxInt(8) v0 := b.NewValue0(v.Pos, OpS390XMOVDload, typ.UInt64) v0.AuxInt = int32ToAuxInt(8) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpS390XMOVDstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpS390XMOVDload, typ.UInt64) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [24] dst src mem) // result: (MOVDstore [16] dst (MOVDload [16] src mem) (MOVDstore [8] dst (MOVDload [8] src mem) (MOVDstore dst (MOVDload src mem) mem))) for { if auxIntToInt64(v.AuxInt) != 24 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVDstore) v.AuxInt = int32ToAuxInt(16) v0 := b.NewValue0(v.Pos, OpS390XMOVDload, typ.UInt64) v0.AuxInt = int32ToAuxInt(16) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpS390XMOVDstore, types.TypeMem) v1.AuxInt = int32ToAuxInt(8) v2 := b.NewValue0(v.Pos, OpS390XMOVDload, typ.UInt64) v2.AuxInt = int32ToAuxInt(8) v2.AddArg2(src, mem) v3 := b.NewValue0(v.Pos, OpS390XMOVDstore, types.TypeMem) v4 := b.NewValue0(v.Pos, OpS390XMOVDload, typ.UInt64) v4.AddArg2(src, mem) v3.AddArg3(dst, v4, mem) v1.AddArg3(dst, v2, v3) v.AddArg3(dst, v0, v1) return true } // match: (Move [3] dst src mem) // result: (MOVBstore [2] dst (MOVBZload [2] src mem) (MOVHstore dst (MOVHZload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 3 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(2) v0 := b.NewValue0(v.Pos, OpS390XMOVBZload, typ.UInt8) v0.AuxInt = int32ToAuxInt(2) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpS390XMOVHstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpS390XMOVHZload, typ.UInt16) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [5] dst src mem) // result: (MOVBstore [4] dst (MOVBZload [4] src mem) (MOVWstore dst (MOVWZload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 5 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(4) v0 := b.NewValue0(v.Pos, OpS390XMOVBZload, typ.UInt8) v0.AuxInt = int32ToAuxInt(4) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpS390XMOVWstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpS390XMOVWZload, typ.UInt32) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [6] dst src mem) // result: (MOVHstore [4] dst (MOVHZload [4] src mem) (MOVWstore dst (MOVWZload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 6 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVHstore) v.AuxInt = int32ToAuxInt(4) v0 := b.NewValue0(v.Pos, OpS390XMOVHZload, typ.UInt16) v0.AuxInt = int32ToAuxInt(4) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpS390XMOVWstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpS390XMOVWZload, typ.UInt32) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [7] dst src mem) // result: (MOVBstore [6] dst (MOVBZload [6] src mem) (MOVHstore [4] dst (MOVHZload [4] src mem) (MOVWstore dst (MOVWZload src mem) mem))) for { if auxIntToInt64(v.AuxInt) != 7 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(6) v0 := b.NewValue0(v.Pos, OpS390XMOVBZload, typ.UInt8) v0.AuxInt = int32ToAuxInt(6) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpS390XMOVHstore, types.TypeMem) v1.AuxInt = int32ToAuxInt(4) v2 := b.NewValue0(v.Pos, OpS390XMOVHZload, typ.UInt16) v2.AuxInt = int32ToAuxInt(4) v2.AddArg2(src, mem) v3 := b.NewValue0(v.Pos, OpS390XMOVWstore, types.TypeMem) v4 := b.NewValue0(v.Pos, OpS390XMOVWZload, typ.UInt32) v4.AddArg2(src, mem) v3.AddArg3(dst, v4, mem) v1.AddArg3(dst, v2, v3) v.AddArg3(dst, v0, v1) return true } // match: (Move [s] dst src mem) // cond: s > 0 && s <= 256 && logLargeCopy(v, s) // result: (MVC [makeValAndOff(int32(s), 0)] dst src mem) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 0 && s <= 256 && logLargeCopy(v, s)) { break } v.reset(OpS390XMVC) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(s), 0)) v.AddArg3(dst, src, mem) return true } // match: (Move [s] dst src mem) // cond: s > 256 && s <= 512 && logLargeCopy(v, s) // result: (MVC [makeValAndOff(int32(s)-256, 256)] dst src (MVC [makeValAndOff(256, 0)] dst src mem)) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 256 && s <= 512 && logLargeCopy(v, s)) { break } v.reset(OpS390XMVC) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(s)-256, 256)) v0 := b.NewValue0(v.Pos, OpS390XMVC, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(256, 0)) v0.AddArg3(dst, src, mem) v.AddArg3(dst, src, v0) return true } // match: (Move [s] dst src mem) // cond: s > 512 && s <= 768 && logLargeCopy(v, s) // result: (MVC [makeValAndOff(int32(s)-512, 512)] dst src (MVC [makeValAndOff(256, 256)] dst src (MVC [makeValAndOff(256, 0)] dst src mem))) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 512 && s <= 768 && logLargeCopy(v, s)) { break } v.reset(OpS390XMVC) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(s)-512, 512)) v0 := b.NewValue0(v.Pos, OpS390XMVC, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(256, 256)) v1 := b.NewValue0(v.Pos, OpS390XMVC, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(256, 0)) v1.AddArg3(dst, src, mem) v0.AddArg3(dst, src, v1) v.AddArg3(dst, src, v0) return true } // match: (Move [s] dst src mem) // cond: s > 768 && s <= 1024 && logLargeCopy(v, s) // result: (MVC [makeValAndOff(int32(s)-768, 768)] dst src (MVC [makeValAndOff(256, 512)] dst src (MVC [makeValAndOff(256, 256)] dst src (MVC [makeValAndOff(256, 0)] dst src mem)))) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 768 && s <= 1024 && logLargeCopy(v, s)) { break } v.reset(OpS390XMVC) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(s)-768, 768)) v0 := b.NewValue0(v.Pos, OpS390XMVC, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(256, 512)) v1 := b.NewValue0(v.Pos, OpS390XMVC, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(256, 256)) v2 := b.NewValue0(v.Pos, OpS390XMVC, types.TypeMem) v2.AuxInt = valAndOffToAuxInt(makeValAndOff(256, 0)) v2.AddArg3(dst, src, mem) v1.AddArg3(dst, src, v2) v0.AddArg3(dst, src, v1) v.AddArg3(dst, src, v0) return true } // match: (Move [s] dst src mem) // cond: s > 1024 && logLargeCopy(v, s) // result: (LoweredMove [s%256] dst src (ADD src (MOVDconst [(s/256)*256])) mem) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 1024 && logLargeCopy(v, s)) { break } v.reset(OpS390XLoweredMove) v.AuxInt = int64ToAuxInt(s % 256) v0 := b.NewValue0(v.Pos, OpS390XADD, src.Type) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt((s / 256) * 256) v0.AddArg2(src, v1) v.AddArg4(dst, src, v0, mem) return true } return false } func rewriteValueS390X_OpNeq16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neq16 x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVHreg x) (MOVHreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neq32 x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeq32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neq32F x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (FCMPS x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMPS, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeq64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neq64 x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeq64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neq64F x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (FCMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XFCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeq8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neq8 x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVBreg x) (MOVBreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeqB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (NeqB x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMPW (MOVBreg x) (MOVBreg y))) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v3.AddArg(x) v4 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v4.AddArg(y) v2.AddArg2(v3, v4) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNeqPtr(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (NeqPtr x y) // result: (LOCGR {s390x.NotEqual} (MOVDconst [0]) (MOVDconst [1]) (CMP x y)) for { x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(s390x.NotEqual) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v2.AddArg2(x, y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpNot(v *Value) bool { v_0 := v.Args[0] // match: (Not x) // result: (XORWconst [1] x) for { x := v_0 v.reset(OpS390XXORWconst) v.AuxInt = int32ToAuxInt(1) v.AddArg(x) return true } } func rewriteValueS390X_OpOffPtr(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (OffPtr [off] ptr:(SP)) // result: (MOVDaddr [int32(off)] ptr) for { off := auxIntToInt64(v.AuxInt) ptr := v_0 if ptr.Op != OpSP { break } v.reset(OpS390XMOVDaddr) v.AuxInt = int32ToAuxInt(int32(off)) v.AddArg(ptr) return true } // match: (OffPtr [off] ptr) // cond: is32Bit(off) // result: (ADDconst [int32(off)] ptr) for { off := auxIntToInt64(v.AuxInt) ptr := v_0 if !(is32Bit(off)) { break } v.reset(OpS390XADDconst) v.AuxInt = int32ToAuxInt(int32(off)) v.AddArg(ptr) return true } // match: (OffPtr [off] ptr) // result: (ADD (MOVDconst [off]) ptr) for { off := auxIntToInt64(v.AuxInt) ptr := v_0 v.reset(OpS390XADD) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(off) v.AddArg2(v0, ptr) return true } } func rewriteValueS390X_OpPanicBounds(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (PanicBounds [kind] x y mem) // cond: boundsABI(kind) == 0 // result: (LoweredPanicBoundsA [kind] x y mem) for { kind := auxIntToInt64(v.AuxInt) x := v_0 y := v_1 mem := v_2 if !(boundsABI(kind) == 0) { break } v.reset(OpS390XLoweredPanicBoundsA) v.AuxInt = int64ToAuxInt(kind) v.AddArg3(x, y, mem) return true } // match: (PanicBounds [kind] x y mem) // cond: boundsABI(kind) == 1 // result: (LoweredPanicBoundsB [kind] x y mem) for { kind := auxIntToInt64(v.AuxInt) x := v_0 y := v_1 mem := v_2 if !(boundsABI(kind) == 1) { break } v.reset(OpS390XLoweredPanicBoundsB) v.AuxInt = int64ToAuxInt(kind) v.AddArg3(x, y, mem) return true } // match: (PanicBounds [kind] x y mem) // cond: boundsABI(kind) == 2 // result: (LoweredPanicBoundsC [kind] x y mem) for { kind := auxIntToInt64(v.AuxInt) x := v_0 y := v_1 mem := v_2 if !(boundsABI(kind) == 2) { break } v.reset(OpS390XLoweredPanicBoundsC) v.AuxInt = int64ToAuxInt(kind) v.AddArg3(x, y, mem) return true } return false } func rewriteValueS390X_OpPopCount16(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (PopCount16 x) // result: (MOVBZreg (SumBytes2 (POPCNT x))) for { x := v_0 v.reset(OpS390XMOVBZreg) v0 := b.NewValue0(v.Pos, OpS390XSumBytes2, typ.UInt8) v1 := b.NewValue0(v.Pos, OpS390XPOPCNT, typ.UInt16) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) return true } } func rewriteValueS390X_OpPopCount32(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (PopCount32 x) // result: (MOVBZreg (SumBytes4 (POPCNT x))) for { x := v_0 v.reset(OpS390XMOVBZreg) v0 := b.NewValue0(v.Pos, OpS390XSumBytes4, typ.UInt8) v1 := b.NewValue0(v.Pos, OpS390XPOPCNT, typ.UInt32) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) return true } } func rewriteValueS390X_OpPopCount64(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (PopCount64 x) // result: (MOVBZreg (SumBytes8 (POPCNT x))) for { x := v_0 v.reset(OpS390XMOVBZreg) v0 := b.NewValue0(v.Pos, OpS390XSumBytes8, typ.UInt8) v1 := b.NewValue0(v.Pos, OpS390XPOPCNT, typ.UInt64) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) return true } } func rewriteValueS390X_OpPopCount8(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (PopCount8 x) // result: (POPCNT (MOVBZreg x)) for { x := v_0 v.reset(OpS390XPOPCNT) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueS390X_OpRotateLeft16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (RotateLeft16 x (MOVDconst [c])) // result: (Or16 (Lsh16x64 x (MOVDconst [c&15])) (Rsh16Ux64 x (MOVDconst [-c&15]))) for { t := v.Type x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpOr16) v0 := b.NewValue0(v.Pos, OpLsh16x64, t) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(c & 15) v0.AddArg2(x, v1) v2 := b.NewValue0(v.Pos, OpRsh16Ux64, t) v3 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v3.AuxInt = int64ToAuxInt(-c & 15) v2.AddArg2(x, v3) v.AddArg2(v0, v2) return true } return false } func rewriteValueS390X_OpRotateLeft8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (RotateLeft8 x (MOVDconst [c])) // result: (Or8 (Lsh8x64 x (MOVDconst [c&7])) (Rsh8Ux64 x (MOVDconst [-c&7]))) for { t := v.Type x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpOr8) v0 := b.NewValue0(v.Pos, OpLsh8x64, t) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(c & 7) v0.AddArg2(x, v1) v2 := b.NewValue0(v.Pos, OpRsh8Ux64, t) v3 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v3.AuxInt = int64ToAuxInt(-c & 7) v2.AddArg2(x, v3) v.AddArg2(v0, v2) return true } return false } func rewriteValueS390X_OpRound(v *Value) bool { v_0 := v.Args[0] // match: (Round x) // result: (FIDBR [1] x) for { x := v_0 v.reset(OpS390XFIDBR) v.AuxInt = int8ToAuxInt(1) v.AddArg(x) return true } } func rewriteValueS390X_OpRoundToEven(v *Value) bool { v_0 := v.Args[0] // match: (RoundToEven x) // result: (FIDBR [4] x) for { x := v_0 v.reset(OpS390XFIDBR) v.AuxInt = int8ToAuxInt(4) v.AddArg(x) return true } } func rewriteValueS390X_OpRsh16Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16Ux16 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVHZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16Ux16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVHZreg x) y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh16Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16Ux32 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVHZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16Ux32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVHZreg x) y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh16Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16Ux64 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVHZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16Ux64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVHZreg x) y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh16Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16Ux8 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVHZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16Ux8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVHZreg x) y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh16x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16x16 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVHreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16x16 x y) // result: (SRAW (MOVHreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVHZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh16x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16x32 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVHreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16x32 x y) // result: (SRAW (MOVHreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh16x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16x64 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVHreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16x64 x y) // result: (SRAW (MOVHreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh16x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh16x8 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVHreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh16x8 x y) // result: (SRAW (MOVHreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVBZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVHreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh32Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh32Ux16 x y) // cond: shiftIsBounded(v) // result: (SRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (Rsh32Ux16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW x y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh32Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh32Ux32 x y) // cond: shiftIsBounded(v) // result: (SRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (Rsh32Ux32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW x y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh32Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh32Ux64 x y) // cond: shiftIsBounded(v) // result: (SRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (Rsh32Ux64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW x y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh32Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh32Ux8 x y) // cond: shiftIsBounded(v) // result: (SRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (Rsh32Ux8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW x y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh32x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh32x16 x y) // cond: shiftIsBounded(v) // result: (SRAW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (Rsh32x16 x y) // result: (SRAW x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVHZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh32x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32x32 x y) // cond: shiftIsBounded(v) // result: (SRAW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (Rsh32x32 x y) // result: (SRAW x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh32x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32x64 x y) // cond: shiftIsBounded(v) // result: (SRAW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (Rsh32x64 x y) // result: (SRAW x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh32x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh32x8 x y) // cond: shiftIsBounded(v) // result: (SRAW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (Rsh32x8 x y) // result: (SRAW x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVBZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh64Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh64Ux16 x y) // cond: shiftIsBounded(v) // result: (SRD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (Rsh64Ux16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRD x y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh64Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh64Ux32 x y) // cond: shiftIsBounded(v) // result: (SRD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (Rsh64Ux32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRD x y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh64Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh64Ux64 x y) // cond: shiftIsBounded(v) // result: (SRD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (Rsh64Ux64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRD x y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh64Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh64Ux8 x y) // cond: shiftIsBounded(v) // result: (SRD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (Rsh64Ux8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRD x y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRD, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v.AddArg3(v0, v1, v2) return true } } func rewriteValueS390X_OpRsh64x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh64x16 x y) // cond: shiftIsBounded(v) // result: (SRAD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (Rsh64x16 x y) // result: (SRAD x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVHZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAD) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh64x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64x32 x y) // cond: shiftIsBounded(v) // result: (SRAD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (Rsh64x32 x y) // result: (SRAD x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAD) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh64x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64x64 x y) // cond: shiftIsBounded(v) // result: (SRAD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (Rsh64x64 x y) // result: (SRAD x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAD) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh64x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh64x8 x y) // cond: shiftIsBounded(v) // result: (SRAD x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (Rsh64x8 x y) // result: (SRAD x (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVBZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAD) v0 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v0.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v1.AuxInt = int64ToAuxInt(63) v2 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v3.AddArg(y) v2.AddArg(v3) v0.AddArg3(y, v1, v2) v.AddArg2(x, v0) return true } } func rewriteValueS390X_OpRsh8Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8Ux16 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVBZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8Ux16 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVBZreg x) y) (MOVDconst [0]) (CMPWUconst (MOVHZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh8Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8Ux32 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVBZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8Ux32 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVBZreg x) y) (MOVDconst [0]) (CMPWUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh8Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8Ux64 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVBZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8Ux64 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVBZreg x) y) (MOVDconst [0]) (CMPUconst y [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh8Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8Ux8 x y) // cond: shiftIsBounded(v) // result: (SRW (MOVBZreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8Ux8 x y) // result: (LOCGR {s390x.GreaterOrEqual} (SRW (MOVBZreg x) y) (MOVDconst [0]) (CMPWUconst (MOVBZreg y) [64])) for { t := v.Type x := v_0 y := v_1 v.reset(OpS390XLOCGR) v.Type = t v.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v0 := b.NewValue0(v.Pos, OpS390XSRW, t) v1 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v1.AddArg(x) v0.AddArg2(v1, y) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v.AddArg3(v0, v2, v3) return true } } func rewriteValueS390X_OpRsh8x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8x16 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVBreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8x16 x y) // result: (SRAW (MOVBreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVHZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVHZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh8x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8x32 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVBreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8x32 x y) // result: (SRAW (MOVBreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh8x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8x64 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVBreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8x64 x y) // result: (SRAW (MOVBreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPUconst y [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpRsh8x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Rsh8x8 x y) // cond: shiftIsBounded(v) // result: (SRAW (MOVBreg x) y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v.AddArg2(v0, y) return true } // match: (Rsh8x8 x y) // result: (SRAW (MOVBreg x) (LOCGR {s390x.GreaterOrEqual} y (MOVDconst [63]) (CMPWUconst (MOVBZreg y) [64]))) for { x := v_0 y := v_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XMOVBreg, typ.Int64) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XLOCGR, y.Type) v1.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, y.Type) v2.AuxInt = int64ToAuxInt(63) v3 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v4 := b.NewValue0(v.Pos, OpS390XMOVBZreg, typ.UInt64) v4.AddArg(y) v3.AddArg(v4) v1.AddArg3(y, v2, v3) v.AddArg2(v0, v1) return true } } func rewriteValueS390X_OpS390XADD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADD x (MOVDconst [c])) // cond: is32Bit(c) && !t.IsPtr() // result: (ADDconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } t := v_1.Type c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c) && !t.IsPtr()) { continue } v.reset(OpS390XADDconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ADD idx (MOVDaddr [c] {s} ptr)) // cond: ptr.Op != OpSB // result: (MOVDaddridx [c] {s} ptr idx) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { idx := v_0 if v_1.Op != OpS390XMOVDaddr { continue } c := auxIntToInt32(v_1.AuxInt) s := auxToSym(v_1.Aux) ptr := v_1.Args[0] if !(ptr.Op != OpSB) { continue } v.reset(OpS390XMOVDaddridx) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(ptr, idx) return true } break } // match: (ADD x (NEG y)) // result: (SUB x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XNEG { continue } y := v_1.Args[0] v.reset(OpS390XSUB) v.AddArg2(x, y) return true } break } // match: (ADD x g:(MOVDload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ADDload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVDload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XADDload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XADDC(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDC x (MOVDconst [c])) // cond: is16Bit(c) // result: (ADDCconst x [int16(c)]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is16Bit(c)) { continue } v.reset(OpS390XADDCconst) v.AuxInt = int16ToAuxInt(int16(c)) v.AddArg(x) return true } break } return false } func rewriteValueS390X_OpS390XADDE(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDE x y (FlagEQ)) // result: (ADDC x y) for { x := v_0 y := v_1 if v_2.Op != OpS390XFlagEQ { break } v.reset(OpS390XADDC) v.AddArg2(x, y) return true } // match: (ADDE x y (FlagLT)) // result: (ADDC x y) for { x := v_0 y := v_1 if v_2.Op != OpS390XFlagLT { break } v.reset(OpS390XADDC) v.AddArg2(x, y) return true } // match: (ADDE x y (Select1 (ADDCconst [-1] (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) c))))) // result: (ADDE x y c) for { x := v_0 y := v_1 if v_2.Op != OpSelect1 { break } v_2_0 := v_2.Args[0] if v_2_0.Op != OpS390XADDCconst || auxIntToInt16(v_2_0.AuxInt) != -1 { break } v_2_0_0 := v_2_0.Args[0] if v_2_0_0.Op != OpSelect0 { break } v_2_0_0_0 := v_2_0_0.Args[0] if v_2_0_0_0.Op != OpS390XADDE { break } c := v_2_0_0_0.Args[2] v_2_0_0_0_0 := v_2_0_0_0.Args[0] if v_2_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_2_0_0_0_0.AuxInt) != 0 { break } v_2_0_0_0_1 := v_2_0_0_0.Args[1] if v_2_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_2_0_0_0_1.AuxInt) != 0 { break } v.reset(OpS390XADDE) v.AddArg3(x, y, c) return true } return false } func rewriteValueS390X_OpS390XADDW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDW x (MOVDconst [c])) // result: (ADDWconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XADDWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ADDW x (NEGW y)) // result: (SUBW x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XNEGW { continue } y := v_1.Args[0] v.reset(OpS390XSUBW) v.AddArg2(x, y) return true } break } // match: (ADDW x g:(MOVWload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ADDWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XADDWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (ADDW x g:(MOVWZload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ADDWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWZload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XADDWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XADDWconst(v *Value) bool { v_0 := v.Args[0] // match: (ADDWconst [c] x) // cond: int32(c)==0 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(int32(c) == 0) { break } v.copyOf(x) return true } // match: (ADDWconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c)+d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c) + d) return true } // match: (ADDWconst [c] (ADDWconst [d] x)) // result: (ADDWconst [int32(c+d)] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XADDWconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XADDWconst) v.AuxInt = int32ToAuxInt(int32(c + d)) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XADDWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDWload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (ADDWload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XADDWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (ADDWload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (ADDWload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XADDWload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XADDconst(v *Value) bool { v_0 := v.Args[0] // match: (ADDconst [c] (MOVDaddr [d] {s} x:(SB))) // cond: ((c+d)&1 == 0) && is32Bit(int64(c)+int64(d)) // result: (MOVDaddr [c+d] {s} x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDaddr { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) x := v_0.Args[0] if x.Op != OpSB || !(((c+d)&1 == 0) && is32Bit(int64(c)+int64(d))) { break } v.reset(OpS390XMOVDaddr) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg(x) return true } // match: (ADDconst [c] (MOVDaddr [d] {s} x)) // cond: x.Op != OpSB && is20Bit(int64(c)+int64(d)) // result: (MOVDaddr [c+d] {s} x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDaddr { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) x := v_0.Args[0] if !(x.Op != OpSB && is20Bit(int64(c)+int64(d))) { break } v.reset(OpS390XMOVDaddr) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg(x) return true } // match: (ADDconst [c] (MOVDaddridx [d] {s} x y)) // cond: is20Bit(int64(c)+int64(d)) // result: (MOVDaddridx [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDaddridx { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is20Bit(int64(c) + int64(d))) { break } v.reset(OpS390XMOVDaddridx) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDconst [0] x) // result: x for { if auxIntToInt32(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (ADDconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c)+d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c) + d) return true } // match: (ADDconst [c] (ADDconst [d] x)) // cond: is32Bit(int64(c)+int64(d)) // result: (ADDconst [c+d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XADDconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpS390XADDconst) v.AuxInt = int32ToAuxInt(c + d) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XADDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (ADDload [off] {sym} x ptr1 (FMOVDstore [off] {sym} ptr2 y _)) // cond: isSamePtr(ptr1, ptr2) // result: (ADD x (LGDR y)) for { t := v.Type off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr1 := v_1 if v_2.Op != OpS390XFMOVDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] ptr2 := v_2.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XADD) v0 := b.NewValue0(v_2.Pos, OpS390XLGDR, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (ADDload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (ADDload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XADDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (ADDload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (ADDload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XADDload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XAND(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AND x (MOVDconst [c])) // cond: s390x.NewRotateParams(0, 63, 0).OutMerge(uint64(c)) != nil // result: (RISBGZ x {*s390x.NewRotateParams(0, 63, 0).OutMerge(uint64(c))}) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(s390x.NewRotateParams(0, 63, 0).OutMerge(uint64(c)) != nil) { continue } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*s390x.NewRotateParams(0, 63, 0).OutMerge(uint64(c))) v.AddArg(x) return true } break } // match: (AND x (MOVDconst [c])) // cond: is32Bit(c) && c < 0 // result: (ANDconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c) && c < 0) { continue } v.reset(OpS390XANDconst) v.AuxInt = int64ToAuxInt(c) v.AddArg(x) return true } break } // match: (AND x (MOVDconst [c])) // cond: is32Bit(c) && c >= 0 // result: (MOVWZreg (ANDWconst [int32(c)] x)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c) && c >= 0) { continue } v.reset(OpS390XMOVWZreg) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (AND (MOVDconst [c]) (MOVDconst [d])) // result: (MOVDconst [c&d]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_0.AuxInt) if v_1.Op != OpS390XMOVDconst { continue } d := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c & d) return true } break } // match: (AND x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (AND x g:(MOVDload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ANDload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVDload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XANDload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XANDW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ANDW x (MOVDconst [c])) // result: (ANDWconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XANDWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ANDW x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (ANDW x g:(MOVWload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ANDWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XANDWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (ANDW x g:(MOVWZload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ANDWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWZload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XANDWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XANDWconst(v *Value) bool { v_0 := v.Args[0] // match: (ANDWconst [c] (ANDWconst [d] x)) // result: (ANDWconst [c&d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XANDWconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XANDWconst) v.AuxInt = int32ToAuxInt(c & d) v.AddArg(x) return true } // match: (ANDWconst [0x00ff] x) // result: (MOVBZreg x) for { if auxIntToInt32(v.AuxInt) != 0x00ff { break } x := v_0 v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (ANDWconst [0xffff] x) // result: (MOVHZreg x) for { if auxIntToInt32(v.AuxInt) != 0xffff { break } x := v_0 v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (ANDWconst [c] _) // cond: int32(c)==0 // result: (MOVDconst [0]) for { c := auxIntToInt32(v.AuxInt) if !(int32(c) == 0) { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (ANDWconst [c] x) // cond: int32(c)==-1 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(int32(c) == -1) { break } v.copyOf(x) return true } // match: (ANDWconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c)&d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c) & d) return true } return false } func rewriteValueS390X_OpS390XANDWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ANDWload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (ANDWload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XANDWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (ANDWload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (ANDWload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XANDWload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XANDconst(v *Value) bool { v_0 := v.Args[0] // match: (ANDconst [c] (ANDconst [d] x)) // result: (ANDconst [c&d] x) for { c := auxIntToInt64(v.AuxInt) if v_0.Op != OpS390XANDconst { break } d := auxIntToInt64(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XANDconst) v.AuxInt = int64ToAuxInt(c & d) v.AddArg(x) return true } // match: (ANDconst [0] _) // result: (MOVDconst [0]) for { if auxIntToInt64(v.AuxInt) != 0 { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (ANDconst [-1] x) // result: x for { if auxIntToInt64(v.AuxInt) != -1 { break } x := v_0 v.copyOf(x) return true } // match: (ANDconst [c] (MOVDconst [d])) // result: (MOVDconst [c&d]) for { c := auxIntToInt64(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c & d) return true } return false } func rewriteValueS390X_OpS390XANDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (ANDload [off] {sym} x ptr1 (FMOVDstore [off] {sym} ptr2 y _)) // cond: isSamePtr(ptr1, ptr2) // result: (AND x (LGDR y)) for { t := v.Type off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr1 := v_1 if v_2.Op != OpS390XFMOVDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] ptr2 := v_2.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XAND) v0 := b.NewValue0(v_2.Pos, OpS390XLGDR, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (ANDload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (ANDload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XANDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (ANDload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (ANDload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XANDload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XCMP(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (CMP x (MOVDconst [c])) // cond: is32Bit(c) // result: (CMPconst x [int32(c)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { break } v.reset(OpS390XCMPconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (CMP (MOVDconst [c]) x) // cond: is32Bit(c) // result: (InvertFlags (CMPconst x [int32(c)])) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(is32Bit(c)) { break } v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (CMP x y) // cond: canonLessThan(x,y) // result: (InvertFlags (CMP y x)) for { x := v_0 y := v_1 if !(canonLessThan(x, y)) { break } v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMP, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XCMPU(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (CMPU x (MOVDconst [c])) // cond: isU32Bit(c) // result: (CMPUconst x [int32(c)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(isU32Bit(c)) { break } v.reset(OpS390XCMPUconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (CMPU (MOVDconst [c]) x) // cond: isU32Bit(c) // result: (InvertFlags (CMPUconst x [int32(c)])) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(isU32Bit(c)) { break } v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPUconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (CMPU x y) // cond: canonLessThan(x,y) // result: (InvertFlags (CMPU y x)) for { x := v_0 y := v_1 if !(canonLessThan(x, y)) { break } v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPU, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XCMPUconst(v *Value) bool { v_0 := v.Args[0] // match: (CMPUconst (MOVDconst [x]) [y]) // cond: uint64(x)==uint64(y) // result: (FlagEQ) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(uint64(x) == uint64(y)) { break } v.reset(OpS390XFlagEQ) return true } // match: (CMPUconst (MOVDconst [x]) [y]) // cond: uint64(x)uint64(y) // result: (FlagGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(uint64(x) > uint64(y)) { break } v.reset(OpS390XFlagGT) return true } // match: (CMPUconst (SRDconst _ [c]) [n]) // cond: c > 0 && c < 64 && (1< 0 && c < 64 && (1<= 0 // result: (CMPWUconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWZreg { break } x := v_0.Args[0] if x.Op != OpS390XANDWconst { break } m := auxIntToInt32(x.AuxInt) if !(int32(m) >= 0) { break } v.reset(OpS390XCMPWUconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPUconst (MOVWreg x:(ANDWconst [m] _)) [c]) // cond: int32(m) >= 0 // result: (CMPWUconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWreg { break } x := v_0.Args[0] if x.Op != OpS390XANDWconst { break } m := auxIntToInt32(x.AuxInt) if !(int32(m) >= 0) { break } v.reset(OpS390XCMPWUconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XCMPW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (CMPW x (MOVDconst [c])) // result: (CMPWconst x [int32(c)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (CMPW (MOVDconst [c]) x) // result: (InvertFlags (CMPWconst x [int32(c)])) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPWconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (CMPW x y) // cond: canonLessThan(x,y) // result: (InvertFlags (CMPW y x)) for { x := v_0 y := v_1 if !(canonLessThan(x, y)) { break } v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPW, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } // match: (CMPW x (MOVWreg y)) // result: (CMPW x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XCMPW) v.AddArg2(x, y) return true } // match: (CMPW x (MOVWZreg y)) // result: (CMPW x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XCMPW) v.AddArg2(x, y) return true } // match: (CMPW (MOVWreg x) y) // result: (CMPW x y) for { if v_0.Op != OpS390XMOVWreg { break } x := v_0.Args[0] y := v_1 v.reset(OpS390XCMPW) v.AddArg2(x, y) return true } // match: (CMPW (MOVWZreg x) y) // result: (CMPW x y) for { if v_0.Op != OpS390XMOVWZreg { break } x := v_0.Args[0] y := v_1 v.reset(OpS390XCMPW) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XCMPWU(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (CMPWU x (MOVDconst [c])) // result: (CMPWUconst x [int32(c)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XCMPWUconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (CMPWU (MOVDconst [c]) x) // result: (InvertFlags (CMPWUconst x [int32(c)])) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPWUconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (CMPWU x y) // cond: canonLessThan(x,y) // result: (InvertFlags (CMPWU y x)) for { x := v_0 y := v_1 if !(canonLessThan(x, y)) { break } v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XCMPWU, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } // match: (CMPWU x (MOVWreg y)) // result: (CMPWU x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XCMPWU) v.AddArg2(x, y) return true } // match: (CMPWU x (MOVWZreg y)) // result: (CMPWU x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XCMPWU) v.AddArg2(x, y) return true } // match: (CMPWU (MOVWreg x) y) // result: (CMPWU x y) for { if v_0.Op != OpS390XMOVWreg { break } x := v_0.Args[0] y := v_1 v.reset(OpS390XCMPWU) v.AddArg2(x, y) return true } // match: (CMPWU (MOVWZreg x) y) // result: (CMPWU x y) for { if v_0.Op != OpS390XMOVWZreg { break } x := v_0.Args[0] y := v_1 v.reset(OpS390XCMPWU) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XCMPWUconst(v *Value) bool { v_0 := v.Args[0] // match: (CMPWUconst (MOVDconst [x]) [y]) // cond: uint32(x)==uint32(y) // result: (FlagEQ) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(uint32(x) == uint32(y)) { break } v.reset(OpS390XFlagEQ) return true } // match: (CMPWUconst (MOVDconst [x]) [y]) // cond: uint32(x)uint32(y) // result: (FlagGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(uint32(x) > uint32(y)) { break } v.reset(OpS390XFlagGT) return true } // match: (CMPWUconst (MOVBZreg _) [c]) // cond: 0xff < c // result: (FlagLT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVBZreg || !(0xff < c) { break } v.reset(OpS390XFlagLT) return true } // match: (CMPWUconst (MOVHZreg _) [c]) // cond: 0xffff < c // result: (FlagLT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVHZreg || !(0xffff < c) { break } v.reset(OpS390XFlagLT) return true } // match: (CMPWUconst (SRWconst _ [c]) [n]) // cond: c > 0 && c < 32 && (1< 0 && c < 32 && (1<int32(y) // result: (FlagGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(int32(x) > int32(y)) { break } v.reset(OpS390XFlagGT) return true } // match: (CMPWconst (MOVBZreg _) [c]) // cond: 0xff < c // result: (FlagLT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVBZreg || !(0xff < c) { break } v.reset(OpS390XFlagLT) return true } // match: (CMPWconst (MOVHZreg _) [c]) // cond: 0xffff < c // result: (FlagLT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVHZreg || !(0xffff < c) { break } v.reset(OpS390XFlagLT) return true } // match: (CMPWconst (SRWconst _ [c]) [n]) // cond: c > 0 && n < 0 // result: (FlagGT) for { n := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XSRWconst { break } c := auxIntToUint8(v_0.AuxInt) if !(c > 0 && n < 0) { break } v.reset(OpS390XFlagGT) return true } // match: (CMPWconst (ANDWconst _ [m]) [n]) // cond: int32(m) >= 0 && int32(m) < int32(n) // result: (FlagLT) for { n := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XANDWconst { break } m := auxIntToInt32(v_0.AuxInt) if !(int32(m) >= 0 && int32(m) < int32(n)) { break } v.reset(OpS390XFlagLT) return true } // match: (CMPWconst x:(SRWconst _ [c]) [n]) // cond: c > 0 && n >= 0 // result: (CMPWUconst x [n]) for { n := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpS390XSRWconst { break } c := auxIntToUint8(x.AuxInt) if !(c > 0 && n >= 0) { break } v.reset(OpS390XCMPWUconst) v.AuxInt = int32ToAuxInt(n) v.AddArg(x) return true } // match: (CMPWconst (MOVWreg x) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWreg { break } x := v_0.Args[0] v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPWconst (MOVWZreg x) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWZreg { break } x := v_0.Args[0] v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XCMPconst(v *Value) bool { v_0 := v.Args[0] // match: (CMPconst (MOVDconst [x]) [y]) // cond: x==int64(y) // result: (FlagEQ) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(x == int64(y)) { break } v.reset(OpS390XFlagEQ) return true } // match: (CMPconst (MOVDconst [x]) [y]) // cond: xint64(y) // result: (FlagGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0.AuxInt) if !(x > int64(y)) { break } v.reset(OpS390XFlagGT) return true } // match: (CMPconst (SRDconst _ [c]) [n]) // cond: c > 0 && n < 0 // result: (FlagGT) for { n := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XSRDconst { break } c := auxIntToUint8(v_0.AuxInt) if !(c > 0 && n < 0) { break } v.reset(OpS390XFlagGT) return true } // match: (CMPconst (RISBGZ x {r}) [c]) // cond: c > 0 && r.OutMask() < uint64(c) // result: (FlagLT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) if !(c > 0 && r.OutMask() < uint64(c)) { break } v.reset(OpS390XFlagLT) return true } // match: (CMPconst (MOVWreg x) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWreg { break } x := v_0.Args[0] v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst x:(MOVHreg _) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpS390XMOVHreg { break } v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst x:(MOVHZreg _) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpS390XMOVHZreg { break } v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst x:(MOVBreg _) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpS390XMOVBreg { break } v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst x:(MOVBZreg _) [c]) // result: (CMPWconst x [c]) for { c := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpS390XMOVBZreg { break } v.reset(OpS390XCMPWconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst (MOVWZreg x:(ANDWconst [m] _)) [c]) // cond: int32(m) >= 0 && c >= 0 // result: (CMPWUconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWZreg { break } x := v_0.Args[0] if x.Op != OpS390XANDWconst { break } m := auxIntToInt32(x.AuxInt) if !(int32(m) >= 0 && c >= 0) { break } v.reset(OpS390XCMPWUconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst (MOVWreg x:(ANDWconst [m] _)) [c]) // cond: int32(m) >= 0 && c >= 0 // result: (CMPWUconst x [c]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVWreg { break } x := v_0.Args[0] if x.Op != OpS390XANDWconst { break } m := auxIntToInt32(x.AuxInt) if !(int32(m) >= 0 && c >= 0) { break } v.reset(OpS390XCMPWUconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPconst x:(SRDconst _ [c]) [n]) // cond: c > 0 && n >= 0 // result: (CMPUconst x [n]) for { n := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpS390XSRDconst { break } c := auxIntToUint8(x.AuxInt) if !(c > 0 && n >= 0) { break } v.reset(OpS390XCMPUconst) v.AuxInt = int32ToAuxInt(n) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XCPSDR(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (CPSDR y (FMOVDconst [c])) // cond: !math.Signbit(c) // result: (LPDFR y) for { y := v_0 if v_1.Op != OpS390XFMOVDconst { break } c := auxIntToFloat64(v_1.AuxInt) if !(!math.Signbit(c)) { break } v.reset(OpS390XLPDFR) v.AddArg(y) return true } // match: (CPSDR y (FMOVDconst [c])) // cond: math.Signbit(c) // result: (LNDFR y) for { y := v_0 if v_1.Op != OpS390XFMOVDconst { break } c := auxIntToFloat64(v_1.AuxInt) if !(math.Signbit(c)) { break } v.reset(OpS390XLNDFR) v.AddArg(y) return true } return false } func rewriteValueS390X_OpS390XFCMP(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (FCMP x (FMOVDconst [0.0])) // result: (LTDBR x) for { x := v_0 if v_1.Op != OpS390XFMOVDconst || auxIntToFloat64(v_1.AuxInt) != 0.0 { break } v.reset(OpS390XLTDBR) v.AddArg(x) return true } // match: (FCMP (FMOVDconst [0.0]) x) // result: (InvertFlags (LTDBR x)) for { if v_0.Op != OpS390XFMOVDconst || auxIntToFloat64(v_0.AuxInt) != 0.0 { break } x := v_1 v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XLTDBR, v.Type) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XFCMPS(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (FCMPS x (FMOVSconst [0.0])) // result: (LTEBR x) for { x := v_0 if v_1.Op != OpS390XFMOVSconst || auxIntToFloat32(v_1.AuxInt) != 0.0 { break } v.reset(OpS390XLTEBR) v.AddArg(x) return true } // match: (FCMPS (FMOVSconst [0.0]) x) // result: (InvertFlags (LTEBR x)) for { if v_0.Op != OpS390XFMOVSconst || auxIntToFloat32(v_0.AuxInt) != 0.0 { break } x := v_1 v.reset(OpS390XInvertFlags) v0 := b.NewValue0(v.Pos, OpS390XLTEBR, v.Type) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XFMOVDload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (FMOVDload [off] {sym} ptr1 (MOVDstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (LDGR x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XLDGR) v.AddArg(x) return true } // match: (FMOVDload [off] {sym} ptr1 (FMOVDstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: x for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XFMOVDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.copyOf(x) return true } // match: (FMOVDload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (FMOVDload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XFMOVDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (FMOVDload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (FMOVDload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XFMOVDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XFMOVDstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (FMOVDstore [off1] {sym} (ADDconst [off2] ptr) val mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (FMOVDstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XFMOVDstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (FMOVDstore [off1] {sym1} (MOVDaddr [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (FMOVDstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XFMOVDstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueS390X_OpS390XFMOVSload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (FMOVSload [off] {sym} ptr1 (FMOVSstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: x for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XFMOVSstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.copyOf(x) return true } // match: (FMOVSload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (FMOVSload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XFMOVSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (FMOVSload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (FMOVSload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XFMOVSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XFMOVSstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (FMOVSstore [off1] {sym} (ADDconst [off2] ptr) val mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (FMOVSstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XFMOVSstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (FMOVSstore [off1] {sym1} (MOVDaddr [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (FMOVSstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XFMOVSstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueS390X_OpS390XFNEG(v *Value) bool { v_0 := v.Args[0] // match: (FNEG (LPDFR x)) // result: (LNDFR x) for { if v_0.Op != OpS390XLPDFR { break } x := v_0.Args[0] v.reset(OpS390XLNDFR) v.AddArg(x) return true } // match: (FNEG (LNDFR x)) // result: (LPDFR x) for { if v_0.Op != OpS390XLNDFR { break } x := v_0.Args[0] v.reset(OpS390XLPDFR) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XFNEGS(v *Value) bool { v_0 := v.Args[0] // match: (FNEGS (LPDFR x)) // result: (LNDFR x) for { if v_0.Op != OpS390XLPDFR { break } x := v_0.Args[0] v.reset(OpS390XLNDFR) v.AddArg(x) return true } // match: (FNEGS (LNDFR x)) // result: (LPDFR x) for { if v_0.Op != OpS390XLNDFR { break } x := v_0.Args[0] v.reset(OpS390XLPDFR) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XLDGR(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (LDGR (RISBGZ x {r})) // cond: r == s390x.NewRotateParams(1, 63, 0) // result: (LPDFR (LDGR x)) for { t := v.Type if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(r == s390x.NewRotateParams(1, 63, 0)) { break } v.reset(OpS390XLPDFR) v0 := b.NewValue0(v.Pos, OpS390XLDGR, t) v0.AddArg(x) v.AddArg(v0) return true } // match: (LDGR (OR (MOVDconst [-1<<63]) x)) // result: (LNDFR (LDGR x)) for { t := v.Type if v_0.Op != OpS390XOR { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0.AuxInt) != -1<<63 { continue } x := v_0_1 v.reset(OpS390XLNDFR) v0 := b.NewValue0(v.Pos, OpS390XLDGR, t) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (LDGR x:(ORload [off] {sym} (MOVDconst [-1<<63]) ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (LNDFR (LDGR (MOVDload [off] {sym} ptr mem))) for { t := v.Type x := v_0 if x.Op != OpS390XORload { break } t1 := x.Type off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[2] x_0 := x.Args[0] if x_0.Op != OpS390XMOVDconst || auxIntToInt64(x_0.AuxInt) != -1<<63 { break } ptr := x.Args[1] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XLNDFR, t) v.copyOf(v0) v1 := b.NewValue0(x.Pos, OpS390XLDGR, t) v2 := b.NewValue0(x.Pos, OpS390XMOVDload, t1) v2.AuxInt = int32ToAuxInt(off) v2.Aux = symToAux(sym) v2.AddArg2(ptr, mem) v1.AddArg(v2) v0.AddArg(v1) return true } // match: (LDGR (LGDR x)) // result: x for { if v_0.Op != OpS390XLGDR { break } x := v_0.Args[0] v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XLEDBR(v *Value) bool { v_0 := v.Args[0] // match: (LEDBR (LPDFR (LDEBR x))) // result: (LPDFR x) for { if v_0.Op != OpS390XLPDFR { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XLDEBR { break } x := v_0_0.Args[0] v.reset(OpS390XLPDFR) v.AddArg(x) return true } // match: (LEDBR (LNDFR (LDEBR x))) // result: (LNDFR x) for { if v_0.Op != OpS390XLNDFR { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XLDEBR { break } x := v_0_0.Args[0] v.reset(OpS390XLNDFR) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XLGDR(v *Value) bool { v_0 := v.Args[0] // match: (LGDR (LDGR x)) // result: x for { if v_0.Op != OpS390XLDGR { break } x := v_0.Args[0] v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XLOCGR(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (LOCGR {c} x y (InvertFlags cmp)) // result: (LOCGR {c.ReverseComparison()} x y cmp) for { c := auxToS390xCCMask(v.Aux) x := v_0 y := v_1 if v_2.Op != OpS390XInvertFlags { break } cmp := v_2.Args[0] v.reset(OpS390XLOCGR) v.Aux = s390xCCMaskToAux(c.ReverseComparison()) v.AddArg3(x, y, cmp) return true } // match: (LOCGR {c} _ x (FlagEQ)) // cond: c&s390x.Equal != 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_1 if v_2.Op != OpS390XFlagEQ || !(c&s390x.Equal != 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} _ x (FlagLT)) // cond: c&s390x.Less != 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_1 if v_2.Op != OpS390XFlagLT || !(c&s390x.Less != 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} _ x (FlagGT)) // cond: c&s390x.Greater != 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_1 if v_2.Op != OpS390XFlagGT || !(c&s390x.Greater != 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} _ x (FlagOV)) // cond: c&s390x.Unordered != 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_1 if v_2.Op != OpS390XFlagOV || !(c&s390x.Unordered != 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} x _ (FlagEQ)) // cond: c&s390x.Equal == 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_0 if v_2.Op != OpS390XFlagEQ || !(c&s390x.Equal == 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} x _ (FlagLT)) // cond: c&s390x.Less == 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_0 if v_2.Op != OpS390XFlagLT || !(c&s390x.Less == 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} x _ (FlagGT)) // cond: c&s390x.Greater == 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_0 if v_2.Op != OpS390XFlagGT || !(c&s390x.Greater == 0) { break } v.copyOf(x) return true } // match: (LOCGR {c} x _ (FlagOV)) // cond: c&s390x.Unordered == 0 // result: x for { c := auxToS390xCCMask(v.Aux) x := v_0 if v_2.Op != OpS390XFlagOV || !(c&s390x.Unordered == 0) { break } v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XLTDBR(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (LTDBR (Select0 x:(FADD _ _))) // cond: b == x.Block // result: (Select1 x) for { if v_0.Op != OpSelect0 { break } x := v_0.Args[0] if x.Op != OpS390XFADD || !(b == x.Block) { break } v.reset(OpSelect1) v.AddArg(x) return true } // match: (LTDBR (Select0 x:(FSUB _ _))) // cond: b == x.Block // result: (Select1 x) for { if v_0.Op != OpSelect0 { break } x := v_0.Args[0] if x.Op != OpS390XFSUB || !(b == x.Block) { break } v.reset(OpSelect1) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XLTEBR(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (LTEBR (Select0 x:(FADDS _ _))) // cond: b == x.Block // result: (Select1 x) for { if v_0.Op != OpSelect0 { break } x := v_0.Args[0] if x.Op != OpS390XFADDS || !(b == x.Block) { break } v.reset(OpSelect1) v.AddArg(x) return true } // match: (LTEBR (Select0 x:(FSUBS _ _))) // cond: b == x.Block // result: (Select1 x) for { if v_0.Op != OpSelect0 { break } x := v_0.Args[0] if x.Op != OpS390XFSUBS || !(b == x.Block) { break } v.reset(OpSelect1) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XLoweredRound32F(v *Value) bool { v_0 := v.Args[0] // match: (LoweredRound32F x:(FMOVSconst)) // result: x for { x := v_0 if x.Op != OpS390XFMOVSconst { break } v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XLoweredRound64F(v *Value) bool { v_0 := v.Args[0] // match: (LoweredRound64F x:(FMOVDconst)) // result: x for { x := v_0 if x.Op != OpS390XFMOVDconst { break } v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XMOVBZload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBZload [off] {sym} ptr1 (MOVBstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (MOVBZreg x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVBstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVBZload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVBZload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBZload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBZload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XMOVBZload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVBZreg(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVBZreg e:(MOVBreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVBreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZreg e:(MOVHreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVHreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZreg e:(MOVWreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVWreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZreg e:(MOVBZreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVBZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZreg e:(MOVHZreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVHZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZreg e:(MOVWZreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVWZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVBZreg x:(MOVBZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 1) // result: x for { x := v_0 if x.Op != OpS390XMOVBZload || !(!x.Type.IsSigned() || x.Type.Size() > 1) { break } v.copyOf(x) return true } // match: (MOVBZreg x:(MOVBload [o] {s} p mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBZload [o] {s} p mem) for { t := v.Type x := v_0 if x.Op != OpS390XMOVBload { break } o := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVBZload, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(o) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } // match: (MOVBZreg x:(Arg )) // cond: !t.IsSigned() && t.Size() == 1 // result: x for { x := v_0 if x.Op != OpArg { break } t := x.Type if !(!t.IsSigned() && t.Size() == 1) { break } v.copyOf(x) return true } // match: (MOVBZreg (MOVDconst [c])) // result: (MOVDconst [int64( uint8(c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(uint8(c))) return true } // match: (MOVBZreg x:(LOCGR (MOVDconst [c]) (MOVDconst [d]) _)) // cond: int64(uint8(c)) == c && int64(uint8(d)) == d && (!x.Type.IsSigned() || x.Type.Size() > 1) // result: x for { x := v_0 if x.Op != OpS390XLOCGR { break } _ = x.Args[1] x_0 := x.Args[0] if x_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(x_0.AuxInt) x_1 := x.Args[1] if x_1.Op != OpS390XMOVDconst { break } d := auxIntToInt64(x_1.AuxInt) if !(int64(uint8(c)) == c && int64(uint8(d)) == d && (!x.Type.IsSigned() || x.Type.Size() > 1)) { break } v.copyOf(x) return true } // match: (MOVBZreg (RISBGZ x {r})) // cond: r.OutMerge(0x000000ff) != nil // result: (RISBGZ x {*r.OutMerge(0x000000ff)}) for { if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(r.OutMerge(0x000000ff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.OutMerge(0x000000ff)) v.AddArg(x) return true } // match: (MOVBZreg (ANDWconst [m] x)) // result: (MOVWZreg (ANDWconst [int32( uint8(m))] x)) for { if v_0.Op != OpS390XANDWconst { break } m := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XMOVWZreg) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(uint8(m))) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XMOVBload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBload [off] {sym} ptr1 (MOVBstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (MOVBreg x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVBstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVBload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XMOVBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVBreg(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVBreg e:(MOVBreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVBreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBreg e:(MOVHreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVHreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBreg e:(MOVWreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVWreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBreg e:(MOVBZreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVBZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBreg e:(MOVHZreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVHZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBreg e:(MOVWZreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVWZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVBreg x:(MOVBload _ _)) // cond: (x.Type.IsSigned() || x.Type.Size() == 8) // result: x for { x := v_0 if x.Op != OpS390XMOVBload || !(x.Type.IsSigned() || x.Type.Size() == 8) { break } v.copyOf(x) return true } // match: (MOVBreg x:(MOVBZload [o] {s} p mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBload [o] {s} p mem) for { t := v.Type x := v_0 if x.Op != OpS390XMOVBZload { break } o := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVBload, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(o) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } // match: (MOVBreg x:(Arg )) // cond: t.IsSigned() && t.Size() == 1 // result: x for { x := v_0 if x.Op != OpArg { break } t := x.Type if !(t.IsSigned() && t.Size() == 1) { break } v.copyOf(x) return true } // match: (MOVBreg (MOVDconst [c])) // result: (MOVDconst [int64( int8(c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(int8(c))) return true } // match: (MOVBreg (ANDWconst [m] x)) // cond: int8(m) >= 0 // result: (MOVWZreg (ANDWconst [int32( uint8(m))] x)) for { if v_0.Op != OpS390XANDWconst { break } m := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(int8(m) >= 0) { break } v.reset(OpS390XMOVWZreg) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(uint8(m))) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XMOVBstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBstore [off] {sym} ptr (MOVBreg x) mem) // result: (MOVBstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVBreg { break } x := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr (MOVBZreg x) mem) // result: (MOVBstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVBZreg { break } x := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off1] {sym} (ADDconst [off2] ptr) val mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVBstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVBstore [off] {sym} ptr (MOVDconst [c]) mem) // cond: is20Bit(int64(off)) && ptr.Op != OpSB // result: (MOVBstoreconst [makeValAndOff(int32(int8(c)),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 if !(is20Bit(int64(off)) && ptr.Op != OpSB) { break } v.reset(OpS390XMOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int8(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBstore [off1] {sym1} (MOVDaddr [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpS390XMOVBstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueS390X_OpS390XMOVBstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBstoreconst [sc] {s} (ADDconst [off] ptr) mem) // cond: is20Bit(sc.Off64()+int64(off)) // result: (MOVBstoreconst [sc.addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(sc.Off64() + int64(off))) { break } v.reset(OpS390XMOVBstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVBstoreconst [sc] {sym1} (MOVDaddr [off] {sym2} ptr) mem) // cond: ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off) // result: (MOVBstoreconst [sc.addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off)) { break } v.reset(OpS390XMOVBstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueS390X_OpS390XMOVDBR(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVDBR x:(MOVDload [off] {sym} ptr mem)) // cond: x.Uses == 1 // result: @x.Block (MOVDBRload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpS390XMOVDload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVDBRload, typ.UInt64) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVDBR x:(MOVDloadidx [off] {sym} ptr idx mem)) // cond: x.Uses == 1 // result: @x.Block (MOVDBRloadidx [off] {sym} ptr idx mem) for { x := v_0 if x.Op != OpS390XMOVDloadidx { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[2] ptr := x.Args[0] idx := x.Args[1] if !(x.Uses == 1) { break } b = x.Block v0 := b.NewValue0(v.Pos, OpS390XMOVDBRloadidx, typ.Int64) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg3(ptr, idx, mem) return true } return false } func rewriteValueS390X_OpS390XMOVDaddridx(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVDaddridx [c] {s} (ADDconst [d] x) y) // cond: is20Bit(int64(c)+int64(d)) // result: (MOVDaddridx [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is20Bit(int64(c) + int64(d))) { break } v.reset(OpS390XMOVDaddridx) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (MOVDaddridx [c] {s} x (ADDconst [d] y)) // cond: is20Bit(int64(c)+int64(d)) // result: (MOVDaddridx [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is20Bit(int64(c) + int64(d))) { break } v.reset(OpS390XMOVDaddridx) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (MOVDaddridx [off1] {sym1} (MOVDaddr [off2] {sym2} x) y) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB // result: (MOVDaddridx [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) { break } v.reset(OpS390XMOVDaddridx) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (MOVDaddridx [off1] {sym1} x (MOVDaddr [off2] {sym2} y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && y.Op != OpSB // result: (MOVDaddridx [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) y := v_1.Args[0] if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && y.Op != OpSB) { break } v.reset(OpS390XMOVDaddridx) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XMOVDload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVDload [off] {sym} ptr1 (MOVDstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: x for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.copyOf(x) return true } // match: (MOVDload [off] {sym} ptr1 (FMOVDstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (LGDR x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XFMOVDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XLGDR) v.AddArg(x) return true } // match: (MOVDload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVDload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVDload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%8 == 0 && (off1+off2)%8 == 0)) // result: (MOVDload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%8 == 0 && (off1+off2)%8 == 0))) { break } v.reset(OpS390XMOVDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVDstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVDstore [off1] {sym} (ADDconst [off2] ptr) val mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVDstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVDstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVDstore [off] {sym} ptr (MOVDconst [c]) mem) // cond: is16Bit(c) && isU12Bit(int64(off)) && ptr.Op != OpSB // result: (MOVDstoreconst [makeValAndOff(int32(c),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 if !(is16Bit(c) && isU12Bit(int64(off)) && ptr.Op != OpSB) { break } v.reset(OpS390XMOVDstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVDstore [off1] {sym1} (MOVDaddr [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%8 == 0 && (off1+off2)%8 == 0)) // result: (MOVDstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%8 == 0 && (off1+off2)%8 == 0))) { break } v.reset(OpS390XMOVDstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVDstore [i] {s} p w1 x:(MOVDstore [i-8] {s} p w0 mem)) // cond: p.Op != OpSB && x.Uses == 1 && is20Bit(int64(i)-8) && setPos(v, x.Pos) && clobber(x) // result: (STMG2 [i-8] {s} p w0 w1 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w1 := v_1 x := v_2 if x.Op != OpS390XMOVDstore || auxIntToInt32(x.AuxInt) != i-8 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if !(p.Op != OpSB && x.Uses == 1 && is20Bit(int64(i)-8) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTMG2) v.AuxInt = int32ToAuxInt(i - 8) v.Aux = symToAux(s) v.AddArg4(p, w0, w1, mem) return true } // match: (MOVDstore [i] {s} p w2 x:(STMG2 [i-16] {s} p w0 w1 mem)) // cond: x.Uses == 1 && is20Bit(int64(i)-16) && setPos(v, x.Pos) && clobber(x) // result: (STMG3 [i-16] {s} p w0 w1 w2 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w2 := v_1 x := v_2 if x.Op != OpS390XSTMG2 || auxIntToInt32(x.AuxInt) != i-16 || auxToSym(x.Aux) != s { break } mem := x.Args[3] if p != x.Args[0] { break } w0 := x.Args[1] w1 := x.Args[2] if !(x.Uses == 1 && is20Bit(int64(i)-16) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTMG3) v.AuxInt = int32ToAuxInt(i - 16) v.Aux = symToAux(s) v.AddArg5(p, w0, w1, w2, mem) return true } // match: (MOVDstore [i] {s} p w3 x:(STMG3 [i-24] {s} p w0 w1 w2 mem)) // cond: x.Uses == 1 && is20Bit(int64(i)-24) && setPos(v, x.Pos) && clobber(x) // result: (STMG4 [i-24] {s} p w0 w1 w2 w3 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w3 := v_1 x := v_2 if x.Op != OpS390XSTMG3 || auxIntToInt32(x.AuxInt) != i-24 || auxToSym(x.Aux) != s { break } mem := x.Args[4] if p != x.Args[0] { break } w0 := x.Args[1] w1 := x.Args[2] w2 := x.Args[3] if !(x.Uses == 1 && is20Bit(int64(i)-24) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTMG4) v.AuxInt = int32ToAuxInt(i - 24) v.Aux = symToAux(s) v.AddArg6(p, w0, w1, w2, w3, mem) return true } // match: (MOVDstore [off] {sym} ptr r:(MOVDBR x) mem) // cond: r.Uses == 1 // result: (MOVDBRstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 r := v_1 if r.Op != OpS390XMOVDBR { break } x := r.Args[0] mem := v_2 if !(r.Uses == 1) { break } v.reset(OpS390XMOVDBRstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } return false } func rewriteValueS390X_OpS390XMOVDstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVDstoreconst [sc] {s} (ADDconst [off] ptr) mem) // cond: isU12Bit(sc.Off64()+int64(off)) // result: (MOVDstoreconst [sc.addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(isU12Bit(sc.Off64() + int64(off))) { break } v.reset(OpS390XMOVDstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVDstoreconst [sc] {sym1} (MOVDaddr [off] {sym2} ptr) mem) // cond: ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off) // result: (MOVDstoreconst [sc.addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off)) { break } v.reset(OpS390XMOVDstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueS390X_OpS390XMOVDstoreidx(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVDstoreidx [off] {sym} ptr idx r:(MOVDBR x) mem) // cond: r.Uses == 1 // result: (MOVDBRstoreidx [off] {sym} ptr idx x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 idx := v_1 r := v_2 if r.Op != OpS390XMOVDBR { break } x := r.Args[0] mem := v_3 if !(r.Uses == 1) { break } v.reset(OpS390XMOVDBRstoreidx) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg4(ptr, idx, x, mem) return true } return false } func rewriteValueS390X_OpS390XMOVHZload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVHZload [off] {sym} ptr1 (MOVHstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (MOVHZreg x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVHstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (MOVHZload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVHZload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVHZload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVHZload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%2 == 0 && (off1+off2)%2 == 0)) // result: (MOVHZload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%2 == 0 && (off1+off2)%2 == 0))) { break } v.reset(OpS390XMOVHZload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVHZreg(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVHZreg e:(MOVBZreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVBZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVHZreg e:(MOVHreg x)) // cond: clobberIfDead(e) // result: (MOVHZreg x) for { e := v_0 if e.Op != OpS390XMOVHreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (MOVHZreg e:(MOVWreg x)) // cond: clobberIfDead(e) // result: (MOVHZreg x) for { e := v_0 if e.Op != OpS390XMOVWreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (MOVHZreg e:(MOVHZreg x)) // cond: clobberIfDead(e) // result: (MOVHZreg x) for { e := v_0 if e.Op != OpS390XMOVHZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (MOVHZreg e:(MOVWZreg x)) // cond: clobberIfDead(e) // result: (MOVHZreg x) for { e := v_0 if e.Op != OpS390XMOVWZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (MOVHZreg x:(MOVBZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 1) // result: x for { x := v_0 if x.Op != OpS390XMOVBZload || !(!x.Type.IsSigned() || x.Type.Size() > 1) { break } v.copyOf(x) return true } // match: (MOVHZreg x:(MOVHZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 2) // result: x for { x := v_0 if x.Op != OpS390XMOVHZload || !(!x.Type.IsSigned() || x.Type.Size() > 2) { break } v.copyOf(x) return true } // match: (MOVHZreg x:(MOVHload [o] {s} p mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVHZload [o] {s} p mem) for { t := v.Type x := v_0 if x.Op != OpS390XMOVHload { break } o := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVHZload, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(o) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } // match: (MOVHZreg x:(Arg )) // cond: !t.IsSigned() && t.Size() <= 2 // result: x for { x := v_0 if x.Op != OpArg { break } t := x.Type if !(!t.IsSigned() && t.Size() <= 2) { break } v.copyOf(x) return true } // match: (MOVHZreg (MOVDconst [c])) // result: (MOVDconst [int64(uint16(c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(uint16(c))) return true } // match: (MOVHZreg (RISBGZ x {r})) // cond: r.OutMerge(0x0000ffff) != nil // result: (RISBGZ x {*r.OutMerge(0x0000ffff)}) for { if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(r.OutMerge(0x0000ffff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.OutMerge(0x0000ffff)) v.AddArg(x) return true } // match: (MOVHZreg (ANDWconst [m] x)) // result: (MOVWZreg (ANDWconst [int32(uint16(m))] x)) for { if v_0.Op != OpS390XANDWconst { break } m := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XMOVWZreg) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(uint16(m))) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XMOVHload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVHload [off] {sym} ptr1 (MOVHstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (MOVHreg x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVHstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMOVHreg) v.AddArg(x) return true } // match: (MOVHload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVHload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVHload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVHload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%2 == 0 && (off1+off2)%2 == 0)) // result: (MOVHload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%2 == 0 && (off1+off2)%2 == 0))) { break } v.reset(OpS390XMOVHload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVHreg(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVHreg e:(MOVBreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVBreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVHreg e:(MOVHreg x)) // cond: clobberIfDead(e) // result: (MOVHreg x) for { e := v_0 if e.Op != OpS390XMOVHreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHreg) v.AddArg(x) return true } // match: (MOVHreg e:(MOVWreg x)) // cond: clobberIfDead(e) // result: (MOVHreg x) for { e := v_0 if e.Op != OpS390XMOVWreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHreg) v.AddArg(x) return true } // match: (MOVHreg e:(MOVHZreg x)) // cond: clobberIfDead(e) // result: (MOVHreg x) for { e := v_0 if e.Op != OpS390XMOVHZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHreg) v.AddArg(x) return true } // match: (MOVHreg e:(MOVWZreg x)) // cond: clobberIfDead(e) // result: (MOVHreg x) for { e := v_0 if e.Op != OpS390XMOVWZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHreg) v.AddArg(x) return true } // match: (MOVHreg x:(MOVBload _ _)) // cond: (x.Type.IsSigned() || x.Type.Size() == 8) // result: x for { x := v_0 if x.Op != OpS390XMOVBload || !(x.Type.IsSigned() || x.Type.Size() == 8) { break } v.copyOf(x) return true } // match: (MOVHreg x:(MOVHload _ _)) // cond: (x.Type.IsSigned() || x.Type.Size() == 8) // result: x for { x := v_0 if x.Op != OpS390XMOVHload || !(x.Type.IsSigned() || x.Type.Size() == 8) { break } v.copyOf(x) return true } // match: (MOVHreg x:(MOVBZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 1) // result: x for { x := v_0 if x.Op != OpS390XMOVBZload || !(!x.Type.IsSigned() || x.Type.Size() > 1) { break } v.copyOf(x) return true } // match: (MOVHreg x:(MOVHZload [o] {s} p mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVHload [o] {s} p mem) for { t := v.Type x := v_0 if x.Op != OpS390XMOVHZload { break } o := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVHload, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(o) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } // match: (MOVHreg x:(Arg )) // cond: t.IsSigned() && t.Size() <= 2 // result: x for { x := v_0 if x.Op != OpArg { break } t := x.Type if !(t.IsSigned() && t.Size() <= 2) { break } v.copyOf(x) return true } // match: (MOVHreg (MOVDconst [c])) // result: (MOVDconst [int64(int16(c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(int16(c))) return true } // match: (MOVHreg (ANDWconst [m] x)) // cond: int16(m) >= 0 // result: (MOVWZreg (ANDWconst [int32(uint16(m))] x)) for { if v_0.Op != OpS390XANDWconst { break } m := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(int16(m) >= 0) { break } v.reset(OpS390XMOVWZreg) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(uint16(m))) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XMOVHstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVHstore [off] {sym} ptr (MOVHreg x) mem) // result: (MOVHstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVHreg { break } x := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVHstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVHstore [off] {sym} ptr (MOVHZreg x) mem) // result: (MOVHstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVHZreg { break } x := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVHstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVHstore [off1] {sym} (ADDconst [off2] ptr) val mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVHstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVHstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVHstore [off] {sym} ptr (MOVDconst [c]) mem) // cond: isU12Bit(int64(off)) && ptr.Op != OpSB // result: (MOVHstoreconst [makeValAndOff(int32(int16(c)),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 if !(isU12Bit(int64(off)) && ptr.Op != OpSB) { break } v.reset(OpS390XMOVHstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int16(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVHstore [off1] {sym1} (MOVDaddr [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%2 == 0 && (off1+off2)%2 == 0)) // result: (MOVHstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%2 == 0 && (off1+off2)%2 == 0))) { break } v.reset(OpS390XMOVHstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVHstore [off] {sym} ptr (Bswap16 val) mem) // result: (MOVHBRstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpBswap16 { break } val := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVHBRstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } return false } func rewriteValueS390X_OpS390XMOVHstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVHstoreconst [sc] {s} (ADDconst [off] ptr) mem) // cond: isU12Bit(sc.Off64()+int64(off)) // result: (MOVHstoreconst [sc.addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(isU12Bit(sc.Off64() + int64(off))) { break } v.reset(OpS390XMOVHstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVHstoreconst [sc] {sym1} (MOVDaddr [off] {sym2} ptr) mem) // cond: ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off) // result: (MOVHstoreconst [sc.addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off)) { break } v.reset(OpS390XMOVHstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueS390X_OpS390XMOVHstoreidx(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVHstoreidx [off] {sym} ptr idx (Bswap16 val) mem) // result: (MOVHBRstoreidx [off] {sym} ptr idx val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 idx := v_1 if v_2.Op != OpBswap16 { break } val := v_2.Args[0] mem := v_3 v.reset(OpS390XMOVHBRstoreidx) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg4(ptr, idx, val, mem) return true } return false } func rewriteValueS390X_OpS390XMOVWBR(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVWBR x:(MOVWZload [off] {sym} ptr mem)) // cond: x.Uses == 1 // result: @x.Block (MOVWZreg (MOVWBRload [off] {sym} ptr mem)) for { x := v_0 if x.Op != OpS390XMOVWZload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVWZreg, typ.UInt64) v.copyOf(v0) v1 := b.NewValue0(x.Pos, OpS390XMOVWBRload, typ.UInt32) v1.AuxInt = int32ToAuxInt(off) v1.Aux = symToAux(sym) v1.AddArg2(ptr, mem) v0.AddArg(v1) return true } // match: (MOVWBR x:(MOVWZloadidx [off] {sym} ptr idx mem)) // cond: x.Uses == 1 // result: @x.Block (MOVWZreg (MOVWBRloadidx [off] {sym} ptr idx mem)) for { x := v_0 if x.Op != OpS390XMOVWZloadidx { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[2] ptr := x.Args[0] idx := x.Args[1] if !(x.Uses == 1) { break } b = x.Block v0 := b.NewValue0(v.Pos, OpS390XMOVWZreg, typ.UInt64) v.copyOf(v0) v1 := b.NewValue0(v.Pos, OpS390XMOVWBRloadidx, typ.Int32) v1.AuxInt = int32ToAuxInt(off) v1.Aux = symToAux(sym) v1.AddArg3(ptr, idx, mem) v0.AddArg(v1) return true } return false } func rewriteValueS390X_OpS390XMOVWZload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWZload [off] {sym} ptr1 (MOVWstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (MOVWZreg x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVWstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMOVWZreg) v.AddArg(x) return true } // match: (MOVWZload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVWZload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVWZload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVWZload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0)) // result: (MOVWZload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0))) { break } v.reset(OpS390XMOVWZload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVWZreg(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVWZreg e:(MOVBZreg x)) // cond: clobberIfDead(e) // result: (MOVBZreg x) for { e := v_0 if e.Op != OpS390XMOVBZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (MOVWZreg e:(MOVHZreg x)) // cond: clobberIfDead(e) // result: (MOVHZreg x) for { e := v_0 if e.Op != OpS390XMOVHZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (MOVWZreg e:(MOVWreg x)) // cond: clobberIfDead(e) // result: (MOVWZreg x) for { e := v_0 if e.Op != OpS390XMOVWreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVWZreg) v.AddArg(x) return true } // match: (MOVWZreg e:(MOVWZreg x)) // cond: clobberIfDead(e) // result: (MOVWZreg x) for { e := v_0 if e.Op != OpS390XMOVWZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVWZreg) v.AddArg(x) return true } // match: (MOVWZreg x:(MOVBZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 1) // result: x for { x := v_0 if x.Op != OpS390XMOVBZload || !(!x.Type.IsSigned() || x.Type.Size() > 1) { break } v.copyOf(x) return true } // match: (MOVWZreg x:(MOVHZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 2) // result: x for { x := v_0 if x.Op != OpS390XMOVHZload || !(!x.Type.IsSigned() || x.Type.Size() > 2) { break } v.copyOf(x) return true } // match: (MOVWZreg x:(MOVWZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 4) // result: x for { x := v_0 if x.Op != OpS390XMOVWZload || !(!x.Type.IsSigned() || x.Type.Size() > 4) { break } v.copyOf(x) return true } // match: (MOVWZreg x:(MOVWload [o] {s} p mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWZload [o] {s} p mem) for { t := v.Type x := v_0 if x.Op != OpS390XMOVWload { break } o := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVWZload, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(o) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } // match: (MOVWZreg x:(Arg )) // cond: !t.IsSigned() && t.Size() <= 4 // result: x for { x := v_0 if x.Op != OpArg { break } t := x.Type if !(!t.IsSigned() && t.Size() <= 4) { break } v.copyOf(x) return true } // match: (MOVWZreg (MOVDconst [c])) // result: (MOVDconst [int64(uint32(c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(uint32(c))) return true } // match: (MOVWZreg (RISBGZ x {r})) // cond: r.OutMerge(0xffffffff) != nil // result: (RISBGZ x {*r.OutMerge(0xffffffff)}) for { if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(r.OutMerge(0xffffffff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.OutMerge(0xffffffff)) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XMOVWload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWload [off] {sym} ptr1 (MOVWstore [off] {sym} ptr2 x _)) // cond: isSamePtr(ptr1, ptr2) // result: (MOVWreg x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr1 := v_0 if v_1.Op != OpS390XMOVWstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } x := v_1.Args[1] ptr2 := v_1.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMOVWreg) v.AddArg(x) return true } // match: (MOVWload [off1] {sym} (ADDconst [off2] ptr) mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVWload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVWload [off1] {sym1} (MOVDaddr [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0)) // result: (MOVWload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0))) { break } v.reset(OpS390XMOVWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueS390X_OpS390XMOVWreg(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVWreg e:(MOVBreg x)) // cond: clobberIfDead(e) // result: (MOVBreg x) for { e := v_0 if e.Op != OpS390XMOVBreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVBreg) v.AddArg(x) return true } // match: (MOVWreg e:(MOVHreg x)) // cond: clobberIfDead(e) // result: (MOVHreg x) for { e := v_0 if e.Op != OpS390XMOVHreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVHreg) v.AddArg(x) return true } // match: (MOVWreg e:(MOVWreg x)) // cond: clobberIfDead(e) // result: (MOVWreg x) for { e := v_0 if e.Op != OpS390XMOVWreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVWreg) v.AddArg(x) return true } // match: (MOVWreg e:(MOVWZreg x)) // cond: clobberIfDead(e) // result: (MOVWreg x) for { e := v_0 if e.Op != OpS390XMOVWZreg { break } x := e.Args[0] if !(clobberIfDead(e)) { break } v.reset(OpS390XMOVWreg) v.AddArg(x) return true } // match: (MOVWreg x:(MOVBload _ _)) // cond: (x.Type.IsSigned() || x.Type.Size() == 8) // result: x for { x := v_0 if x.Op != OpS390XMOVBload || !(x.Type.IsSigned() || x.Type.Size() == 8) { break } v.copyOf(x) return true } // match: (MOVWreg x:(MOVHload _ _)) // cond: (x.Type.IsSigned() || x.Type.Size() == 8) // result: x for { x := v_0 if x.Op != OpS390XMOVHload || !(x.Type.IsSigned() || x.Type.Size() == 8) { break } v.copyOf(x) return true } // match: (MOVWreg x:(MOVWload _ _)) // cond: (x.Type.IsSigned() || x.Type.Size() == 8) // result: x for { x := v_0 if x.Op != OpS390XMOVWload || !(x.Type.IsSigned() || x.Type.Size() == 8) { break } v.copyOf(x) return true } // match: (MOVWreg x:(MOVBZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 1) // result: x for { x := v_0 if x.Op != OpS390XMOVBZload || !(!x.Type.IsSigned() || x.Type.Size() > 1) { break } v.copyOf(x) return true } // match: (MOVWreg x:(MOVHZload _ _)) // cond: (!x.Type.IsSigned() || x.Type.Size() > 2) // result: x for { x := v_0 if x.Op != OpS390XMOVHZload || !(!x.Type.IsSigned() || x.Type.Size() > 2) { break } v.copyOf(x) return true } // match: (MOVWreg x:(MOVWZload [o] {s} p mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWload [o] {s} p mem) for { t := v.Type x := v_0 if x.Op != OpS390XMOVWZload { break } o := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpS390XMOVWload, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(o) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } // match: (MOVWreg x:(Arg )) // cond: t.IsSigned() && t.Size() <= 4 // result: x for { x := v_0 if x.Op != OpArg { break } t := x.Type if !(t.IsSigned() && t.Size() <= 4) { break } v.copyOf(x) return true } // match: (MOVWreg (MOVDconst [c])) // result: (MOVDconst [int64(int32(c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(int32(c))) return true } return false } func rewriteValueS390X_OpS390XMOVWstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWstore [off] {sym} ptr (MOVWreg x) mem) // result: (MOVWstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVWreg { break } x := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVWstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVWstore [off] {sym} ptr (MOVWZreg x) mem) // result: (MOVWstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVWZreg { break } x := v_1.Args[0] mem := v_2 v.reset(OpS390XMOVWstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVWstore [off1] {sym} (ADDconst [off2] ptr) val mem) // cond: is20Bit(int64(off1)+int64(off2)) // result: (MOVWstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is20Bit(int64(off1) + int64(off2))) { break } v.reset(OpS390XMOVWstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVWstore [off] {sym} ptr (MOVDconst [c]) mem) // cond: is16Bit(c) && isU12Bit(int64(off)) && ptr.Op != OpSB // result: (MOVWstoreconst [makeValAndOff(int32(c),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 if !(is16Bit(c) && isU12Bit(int64(off)) && ptr.Op != OpSB) { break } v.reset(OpS390XMOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVWstore [off1] {sym1} (MOVDaddr [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0)) // result: (MOVWstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } t := v_0.Type off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0))) { break } v.reset(OpS390XMOVWstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVWstore [i] {s} p w1 x:(MOVWstore [i-4] {s} p w0 mem)) // cond: p.Op != OpSB && x.Uses == 1 && is20Bit(int64(i)-4) && setPos(v, x.Pos) && clobber(x) // result: (STM2 [i-4] {s} p w0 w1 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w1 := v_1 x := v_2 if x.Op != OpS390XMOVWstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if !(p.Op != OpSB && x.Uses == 1 && is20Bit(int64(i)-4) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTM2) v.AuxInt = int32ToAuxInt(i - 4) v.Aux = symToAux(s) v.AddArg4(p, w0, w1, mem) return true } // match: (MOVWstore [i] {s} p w2 x:(STM2 [i-8] {s} p w0 w1 mem)) // cond: x.Uses == 1 && is20Bit(int64(i)-8) && setPos(v, x.Pos) && clobber(x) // result: (STM3 [i-8] {s} p w0 w1 w2 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w2 := v_1 x := v_2 if x.Op != OpS390XSTM2 || auxIntToInt32(x.AuxInt) != i-8 || auxToSym(x.Aux) != s { break } mem := x.Args[3] if p != x.Args[0] { break } w0 := x.Args[1] w1 := x.Args[2] if !(x.Uses == 1 && is20Bit(int64(i)-8) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTM3) v.AuxInt = int32ToAuxInt(i - 8) v.Aux = symToAux(s) v.AddArg5(p, w0, w1, w2, mem) return true } // match: (MOVWstore [i] {s} p w3 x:(STM3 [i-12] {s} p w0 w1 w2 mem)) // cond: x.Uses == 1 && is20Bit(int64(i)-12) && setPos(v, x.Pos) && clobber(x) // result: (STM4 [i-12] {s} p w0 w1 w2 w3 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w3 := v_1 x := v_2 if x.Op != OpS390XSTM3 || auxIntToInt32(x.AuxInt) != i-12 || auxToSym(x.Aux) != s { break } mem := x.Args[4] if p != x.Args[0] { break } w0 := x.Args[1] w1 := x.Args[2] w2 := x.Args[3] if !(x.Uses == 1 && is20Bit(int64(i)-12) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTM4) v.AuxInt = int32ToAuxInt(i - 12) v.Aux = symToAux(s) v.AddArg6(p, w0, w1, w2, w3, mem) return true } // match: (MOVWstore [off] {sym} ptr r:(MOVWBR x) mem) // cond: r.Uses == 1 // result: (MOVWBRstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 r := v_1 if r.Op != OpS390XMOVWBR { break } x := r.Args[0] mem := v_2 if !(r.Uses == 1) { break } v.reset(OpS390XMOVWBRstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } return false } func rewriteValueS390X_OpS390XMOVWstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWstoreconst [sc] {s} (ADDconst [off] ptr) mem) // cond: isU12Bit(sc.Off64()+int64(off)) // result: (MOVWstoreconst [sc.addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpS390XADDconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(isU12Bit(sc.Off64() + int64(off))) { break } v.reset(OpS390XMOVWstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVWstoreconst [sc] {sym1} (MOVDaddr [off] {sym2} ptr) mem) // cond: ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off) // result: (MOVWstoreconst [sc.addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpS390XMOVDaddr { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(ptr.Op != OpSB && canMergeSym(sym1, sym2) && sc.canAdd32(off)) { break } v.reset(OpS390XMOVWstoreconst) v.AuxInt = valAndOffToAuxInt(sc.addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueS390X_OpS390XMOVWstoreidx(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWstoreidx [off] {sym} ptr idx r:(MOVWBR x) mem) // cond: r.Uses == 1 // result: (MOVWBRstoreidx [off] {sym} ptr idx x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 idx := v_1 r := v_2 if r.Op != OpS390XMOVWBR { break } x := r.Args[0] mem := v_3 if !(r.Uses == 1) { break } v.reset(OpS390XMOVWBRstoreidx) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg4(ptr, idx, x, mem) return true } return false } func rewriteValueS390X_OpS390XMULLD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULLD x (MOVDconst [c])) // cond: is32Bit(c) // result: (MULLDconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpS390XMULLDconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (MULLD x g:(MOVDload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (MULLDload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVDload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XMULLDload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XMULLDconst(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MULLDconst x [c]) // cond: isPowerOfTwo32(c&(c-1)) // result: (ADD (SLDconst x [uint8(log32(c&(c-1)))]) (SLDconst x [uint8(log32(c&^(c-1)))])) for { t := v.Type c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c & (c - 1))) { break } v.reset(OpS390XADD) v0 := b.NewValue0(v.Pos, OpS390XSLDconst, t) v0.AuxInt = uint8ToAuxInt(uint8(log32(c & (c - 1)))) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XSLDconst, t) v1.AuxInt = uint8ToAuxInt(uint8(log32(c &^ (c - 1)))) v1.AddArg(x) v.AddArg2(v0, v1) return true } // match: (MULLDconst x [c]) // cond: isPowerOfTwo32(c+(c&^(c-1))) // result: (SUB (SLDconst x [uint8(log32(c+(c&^(c-1))))]) (SLDconst x [uint8(log32(c&^(c-1)))])) for { t := v.Type c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c + (c &^ (c - 1)))) { break } v.reset(OpS390XSUB) v0 := b.NewValue0(v.Pos, OpS390XSLDconst, t) v0.AuxInt = uint8ToAuxInt(uint8(log32(c + (c &^ (c - 1))))) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XSLDconst, t) v1.AuxInt = uint8ToAuxInt(uint8(log32(c &^ (c - 1)))) v1.AddArg(x) v.AddArg2(v0, v1) return true } // match: (MULLDconst x [c]) // cond: isPowerOfTwo32(-c+(-c&^(-c-1))) // result: (SUB (SLDconst x [uint8(log32(-c&^(-c-1)))]) (SLDconst x [uint8(log32(-c+(-c&^(-c-1))))])) for { t := v.Type c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(-c + (-c &^ (-c - 1)))) { break } v.reset(OpS390XSUB) v0 := b.NewValue0(v.Pos, OpS390XSLDconst, t) v0.AuxInt = uint8ToAuxInt(uint8(log32(-c &^ (-c - 1)))) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XSLDconst, t) v1.AuxInt = uint8ToAuxInt(uint8(log32(-c + (-c &^ (-c - 1))))) v1.AddArg(x) v.AddArg2(v0, v1) return true } // match: (MULLDconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c)*d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c) * d) return true } return false } func rewriteValueS390X_OpS390XMULLDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (MULLDload [off] {sym} x ptr1 (FMOVDstore [off] {sym} ptr2 y _)) // cond: isSamePtr(ptr1, ptr2) // result: (MULLD x (LGDR y)) for { t := v.Type off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr1 := v_1 if v_2.Op != OpS390XFMOVDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] ptr2 := v_2.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XMULLD) v0 := b.NewValue0(v_2.Pos, OpS390XLGDR, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (MULLDload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (MULLDload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XMULLDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (MULLDload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (MULLDload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XMULLDload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XMULLW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULLW x (MOVDconst [c])) // result: (MULLWconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XMULLWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (MULLW x g:(MOVWload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (MULLWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XMULLWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (MULLW x g:(MOVWZload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (MULLWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWZload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XMULLWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XMULLWconst(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MULLWconst x [c]) // cond: isPowerOfTwo32(c&(c-1)) // result: (ADDW (SLWconst x [uint8(log32(c&(c-1)))]) (SLWconst x [uint8(log32(c&^(c-1)))])) for { t := v.Type c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c & (c - 1))) { break } v.reset(OpS390XADDW) v0 := b.NewValue0(v.Pos, OpS390XSLWconst, t) v0.AuxInt = uint8ToAuxInt(uint8(log32(c & (c - 1)))) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XSLWconst, t) v1.AuxInt = uint8ToAuxInt(uint8(log32(c &^ (c - 1)))) v1.AddArg(x) v.AddArg2(v0, v1) return true } // match: (MULLWconst x [c]) // cond: isPowerOfTwo32(c+(c&^(c-1))) // result: (SUBW (SLWconst x [uint8(log32(c+(c&^(c-1))))]) (SLWconst x [uint8(log32(c&^(c-1)))])) for { t := v.Type c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c + (c &^ (c - 1)))) { break } v.reset(OpS390XSUBW) v0 := b.NewValue0(v.Pos, OpS390XSLWconst, t) v0.AuxInt = uint8ToAuxInt(uint8(log32(c + (c &^ (c - 1))))) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XSLWconst, t) v1.AuxInt = uint8ToAuxInt(uint8(log32(c &^ (c - 1)))) v1.AddArg(x) v.AddArg2(v0, v1) return true } // match: (MULLWconst x [c]) // cond: isPowerOfTwo32(-c+(-c&^(-c-1))) // result: (SUBW (SLWconst x [uint8(log32(-c&^(-c-1)))]) (SLWconst x [uint8(log32(-c+(-c&^(-c-1))))])) for { t := v.Type c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(-c + (-c &^ (-c - 1)))) { break } v.reset(OpS390XSUBW) v0 := b.NewValue0(v.Pos, OpS390XSLWconst, t) v0.AuxInt = uint8ToAuxInt(uint8(log32(-c &^ (-c - 1)))) v0.AddArg(x) v1 := b.NewValue0(v.Pos, OpS390XSLWconst, t) v1.AuxInt = uint8ToAuxInt(uint8(log32(-c + (-c &^ (-c - 1))))) v1.AddArg(x) v.AddArg2(v0, v1) return true } // match: (MULLWconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c*int32(d))]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c * int32(d))) return true } return false } func rewriteValueS390X_OpS390XMULLWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULLWload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (MULLWload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XMULLWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (MULLWload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (MULLWload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XMULLWload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XNEG(v *Value) bool { v_0 := v.Args[0] // match: (NEG (MOVDconst [c])) // result: (MOVDconst [-c]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(-c) return true } // match: (NEG (ADDconst [c] (NEG x))) // cond: c != -(1<<31) // result: (ADDconst [-c] x) for { if v_0.Op != OpS390XADDconst { break } c := auxIntToInt32(v_0.AuxInt) v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XNEG { break } x := v_0_0.Args[0] if !(c != -(1 << 31)) { break } v.reset(OpS390XADDconst) v.AuxInt = int32ToAuxInt(-c) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XNEGW(v *Value) bool { v_0 := v.Args[0] // match: (NEGW (MOVDconst [c])) // result: (MOVDconst [int64(int32(-c))]) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(int32(-c))) return true } return false } func rewriteValueS390X_OpS390XNOT(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (NOT x) // result: (XOR (MOVDconst [-1]) x) for { x := v_0 v.reset(OpS390XXOR) v0 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(-1) v.AddArg2(v0, x) return true } } func rewriteValueS390X_OpS390XNOTW(v *Value) bool { v_0 := v.Args[0] // match: (NOTW x) // result: (XORWconst [-1] x) for { x := v_0 v.reset(OpS390XXORWconst) v.AuxInt = int32ToAuxInt(-1) v.AddArg(x) return true } } func rewriteValueS390X_OpS390XOR(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (OR x (MOVDconst [c])) // cond: isU32Bit(c) // result: (ORconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(isU32Bit(c)) { continue } v.reset(OpS390XORconst) v.AuxInt = int64ToAuxInt(c) v.AddArg(x) return true } break } // match: (OR (MOVDconst [-1<<63]) (LGDR x)) // result: (LGDR (LNDFR x)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0.AuxInt) != -1<<63 || v_1.Op != OpS390XLGDR { continue } t := v_1.Type x := v_1.Args[0] v.reset(OpS390XLGDR) v.Type = t v0 := b.NewValue0(v.Pos, OpS390XLNDFR, x.Type) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (OR (RISBGZ (LGDR x) {r}) (LGDR (LPDFR y))) // cond: r == s390x.NewRotateParams(0, 0, 0) // result: (LGDR (CPSDR y x)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpS390XRISBGZ { continue } r := auxToS390xRotateParams(v_0.Aux) v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XLGDR { continue } x := v_0_0.Args[0] if v_1.Op != OpS390XLGDR { continue } v_1_0 := v_1.Args[0] if v_1_0.Op != OpS390XLPDFR { continue } t := v_1_0.Type y := v_1_0.Args[0] if !(r == s390x.NewRotateParams(0, 0, 0)) { continue } v.reset(OpS390XLGDR) v0 := b.NewValue0(v.Pos, OpS390XCPSDR, t) v0.AddArg2(y, x) v.AddArg(v0) return true } break } // match: (OR (RISBGZ (LGDR x) {r}) (MOVDconst [c])) // cond: c >= 0 && r == s390x.NewRotateParams(0, 0, 0) // result: (LGDR (CPSDR (FMOVDconst [math.Float64frombits(uint64(c))]) x)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpS390XRISBGZ { continue } r := auxToS390xRotateParams(v_0.Aux) v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XLGDR { continue } x := v_0_0.Args[0] if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(c >= 0 && r == s390x.NewRotateParams(0, 0, 0)) { continue } v.reset(OpS390XLGDR) v0 := b.NewValue0(v.Pos, OpS390XCPSDR, x.Type) v1 := b.NewValue0(v.Pos, OpS390XFMOVDconst, x.Type) v1.AuxInt = float64ToAuxInt(math.Float64frombits(uint64(c))) v0.AddArg2(v1, x) v.AddArg(v0) return true } break } // match: (OR (MOVDconst [c]) (MOVDconst [d])) // result: (MOVDconst [c|d]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_0.AuxInt) if v_1.Op != OpS390XMOVDconst { continue } d := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c | d) return true } break } // match: (OR x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (OR x g:(MOVDload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ORload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVDload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XORload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XORW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ORW x (MOVDconst [c])) // result: (ORWconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XORWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ORW x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (ORW x g:(MOVWload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ORWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XORWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (ORW x g:(MOVWZload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (ORWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWZload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XORWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XORWconst(v *Value) bool { v_0 := v.Args[0] // match: (ORWconst [c] x) // cond: int32(c)==0 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(int32(c) == 0) { break } v.copyOf(x) return true } // match: (ORWconst [c] _) // cond: int32(c)==-1 // result: (MOVDconst [-1]) for { c := auxIntToInt32(v.AuxInt) if !(int32(c) == -1) { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(-1) return true } // match: (ORWconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c)|d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c) | d) return true } return false } func rewriteValueS390X_OpS390XORWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ORWload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (ORWload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XORWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (ORWload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (ORWload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XORWload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XORconst(v *Value) bool { v_0 := v.Args[0] // match: (ORconst [0] x) // result: x for { if auxIntToInt64(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (ORconst [-1] _) // result: (MOVDconst [-1]) for { if auxIntToInt64(v.AuxInt) != -1 { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(-1) return true } // match: (ORconst [c] (MOVDconst [d])) // result: (MOVDconst [c|d]) for { c := auxIntToInt64(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c | d) return true } return false } func rewriteValueS390X_OpS390XORload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (ORload [off] {sym} x ptr1 (FMOVDstore [off] {sym} ptr2 y _)) // cond: isSamePtr(ptr1, ptr2) // result: (OR x (LGDR y)) for { t := v.Type off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr1 := v_1 if v_2.Op != OpS390XFMOVDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] ptr2 := v_2.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XOR) v0 := b.NewValue0(v_2.Pos, OpS390XLGDR, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (ORload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (ORload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XORload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (ORload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (ORload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XORload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XRISBGZ(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (RISBGZ (MOVWZreg x) {r}) // cond: r.InMerge(0xffffffff) != nil // result: (RISBGZ x {*r.InMerge(0xffffffff)}) for { r := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XMOVWZreg { break } x := v_0.Args[0] if !(r.InMerge(0xffffffff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.InMerge(0xffffffff)) v.AddArg(x) return true } // match: (RISBGZ (MOVHZreg x) {r}) // cond: r.InMerge(0x0000ffff) != nil // result: (RISBGZ x {*r.InMerge(0x0000ffff)}) for { r := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XMOVHZreg { break } x := v_0.Args[0] if !(r.InMerge(0x0000ffff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.InMerge(0x0000ffff)) v.AddArg(x) return true } // match: (RISBGZ (MOVBZreg x) {r}) // cond: r.InMerge(0x000000ff) != nil // result: (RISBGZ x {*r.InMerge(0x000000ff)}) for { r := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XMOVBZreg { break } x := v_0.Args[0] if !(r.InMerge(0x000000ff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.InMerge(0x000000ff)) v.AddArg(x) return true } // match: (RISBGZ (SLDconst x [c]) {r}) // cond: r.InMerge(^uint64(0)<>c) != nil // result: (RISBGZ x {(*r.InMerge(^uint64(0)>>c)).RotateLeft(-c)}) for { r := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XSRDconst { break } c := auxIntToUint8(v_0.AuxInt) x := v_0.Args[0] if !(r.InMerge(^uint64(0)>>c) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux((*r.InMerge(^uint64(0) >> c)).RotateLeft(-c)) v.AddArg(x) return true } // match: (RISBGZ (RISBGZ x {y}) {z}) // cond: z.InMerge(y.OutMask()) != nil // result: (RISBGZ x {(*z.InMerge(y.OutMask())).RotateLeft(y.Amount)}) for { z := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XRISBGZ { break } y := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(z.InMerge(y.OutMask()) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux((*z.InMerge(y.OutMask())).RotateLeft(y.Amount)) v.AddArg(x) return true } // match: (RISBGZ x {r}) // cond: r.End == 63 && r.Start == -r.Amount&63 // result: (SRDconst x [-r.Amount&63]) for { r := auxToS390xRotateParams(v.Aux) x := v_0 if !(r.End == 63 && r.Start == -r.Amount&63) { break } v.reset(OpS390XSRDconst) v.AuxInt = uint8ToAuxInt(-r.Amount & 63) v.AddArg(x) return true } // match: (RISBGZ x {r}) // cond: r.Start == 0 && r.End == 63-r.Amount // result: (SLDconst x [r.Amount]) for { r := auxToS390xRotateParams(v.Aux) x := v_0 if !(r.Start == 0 && r.End == 63-r.Amount) { break } v.reset(OpS390XSLDconst) v.AuxInt = uint8ToAuxInt(r.Amount) v.AddArg(x) return true } // match: (RISBGZ (SRADconst x [c]) {r}) // cond: r.Start == r.End && (r.Start+r.Amount)&63 <= c // result: (RISBGZ x {s390x.NewRotateParams(r.Start, r.Start, -r.Start&63)}) for { r := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XSRADconst { break } c := auxIntToUint8(v_0.AuxInt) x := v_0.Args[0] if !(r.Start == r.End && (r.Start+r.Amount)&63 <= c) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(s390x.NewRotateParams(r.Start, r.Start, -r.Start&63)) v.AddArg(x) return true } // match: (RISBGZ x {r}) // cond: r == s390x.NewRotateParams(56, 63, 0) // result: (MOVBZreg x) for { r := auxToS390xRotateParams(v.Aux) x := v_0 if !(r == s390x.NewRotateParams(56, 63, 0)) { break } v.reset(OpS390XMOVBZreg) v.AddArg(x) return true } // match: (RISBGZ x {r}) // cond: r == s390x.NewRotateParams(48, 63, 0) // result: (MOVHZreg x) for { r := auxToS390xRotateParams(v.Aux) x := v_0 if !(r == s390x.NewRotateParams(48, 63, 0)) { break } v.reset(OpS390XMOVHZreg) v.AddArg(x) return true } // match: (RISBGZ x {r}) // cond: r == s390x.NewRotateParams(32, 63, 0) // result: (MOVWZreg x) for { r := auxToS390xRotateParams(v.Aux) x := v_0 if !(r == s390x.NewRotateParams(32, 63, 0)) { break } v.reset(OpS390XMOVWZreg) v.AddArg(x) return true } // match: (RISBGZ (LGDR x) {r}) // cond: r == s390x.NewRotateParams(1, 63, 0) // result: (LGDR (LPDFR x)) for { r := auxToS390xRotateParams(v.Aux) if v_0.Op != OpS390XLGDR { break } t := v_0.Type x := v_0.Args[0] if !(r == s390x.NewRotateParams(1, 63, 0)) { break } v.reset(OpS390XLGDR) v.Type = t v0 := b.NewValue0(v.Pos, OpS390XLPDFR, x.Type) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueS390X_OpS390XRLL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (RLL x (MOVDconst [c])) // result: (RLLconst x [uint8(c&31)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XRLLconst) v.AuxInt = uint8ToAuxInt(uint8(c & 31)) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XRLLG(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (RLLG x (MOVDconst [c])) // result: (RISBGZ x {s390x.NewRotateParams(0, 63, uint8(c&63))}) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(s390x.NewRotateParams(0, 63, uint8(c&63))) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XSLD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SLD x (MOVDconst [c])) // result: (SLDconst x [uint8(c&63)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XSLDconst) v.AuxInt = uint8ToAuxInt(uint8(c & 63)) v.AddArg(x) return true } // match: (SLD x (RISBGZ y {r})) // cond: r.Amount == 0 && r.OutMask()&63 == 63 // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_1.Aux) y := v_1.Args[0] if !(r.Amount == 0 && r.OutMask()&63 == 63) { break } v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (AND (MOVDconst [c]) y)) // result: (SLD x (ANDWconst [int32(c&63)] y)) for { x := v_0 if v_1.Op != OpS390XAND { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1_0.AuxInt) y := v_1_1 v.reset(OpS390XSLD) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c & 63)) v0.AddArg(y) v.AddArg2(x, v0) return true } break } // match: (SLD x (ANDWconst [c] y)) // cond: c&63 == 63 // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XANDWconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (MOVWreg y)) // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (MOVHreg y)) // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XMOVHreg { break } y := v_1.Args[0] v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (MOVBreg y)) // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XMOVBreg { break } y := v_1.Args[0] v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (MOVWZreg y)) // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (MOVHZreg y)) // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XMOVHZreg { break } y := v_1.Args[0] v.reset(OpS390XSLD) v.AddArg2(x, y) return true } // match: (SLD x (MOVBZreg y)) // result: (SLD x y) for { x := v_0 if v_1.Op != OpS390XMOVBZreg { break } y := v_1.Args[0] v.reset(OpS390XSLD) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XSLDconst(v *Value) bool { v_0 := v.Args[0] // match: (SLDconst (SRDconst x [c]) [d]) // result: (RISBGZ x {s390x.NewRotateParams(uint8(max8(0, int8(c-d))), 63-d, uint8(int8(d-c)&63))}) for { d := auxIntToUint8(v.AuxInt) if v_0.Op != OpS390XSRDconst { break } c := auxIntToUint8(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(s390x.NewRotateParams(uint8(max8(0, int8(c-d))), 63-d, uint8(int8(d-c)&63))) v.AddArg(x) return true } // match: (SLDconst (RISBGZ x {r}) [c]) // cond: s390x.NewRotateParams(0, 63-c, c).InMerge(r.OutMask()) != nil // result: (RISBGZ x {(*s390x.NewRotateParams(0, 63-c, c).InMerge(r.OutMask())).RotateLeft(r.Amount)}) for { c := auxIntToUint8(v.AuxInt) if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(s390x.NewRotateParams(0, 63-c, c).InMerge(r.OutMask()) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux((*s390x.NewRotateParams(0, 63-c, c).InMerge(r.OutMask())).RotateLeft(r.Amount)) v.AddArg(x) return true } // match: (SLDconst x [0]) // result: x for { if auxIntToUint8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XSLW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SLW x (MOVDconst [c])) // cond: c&32 == 0 // result: (SLWconst x [uint8(c&31)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&32 == 0) { break } v.reset(OpS390XSLWconst) v.AuxInt = uint8ToAuxInt(uint8(c & 31)) v.AddArg(x) return true } // match: (SLW _ (MOVDconst [c])) // cond: c&32 != 0 // result: (MOVDconst [0]) for { if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&32 != 0) { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SLW x (RISBGZ y {r})) // cond: r.Amount == 0 && r.OutMask()&63 == 63 // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_1.Aux) y := v_1.Args[0] if !(r.Amount == 0 && r.OutMask()&63 == 63) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (AND (MOVDconst [c]) y)) // result: (SLW x (ANDWconst [int32(c&63)] y)) for { x := v_0 if v_1.Op != OpS390XAND { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1_0.AuxInt) y := v_1_1 v.reset(OpS390XSLW) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c & 63)) v0.AddArg(y) v.AddArg2(x, v0) return true } break } // match: (SLW x (ANDWconst [c] y)) // cond: c&63 == 63 // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XANDWconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (MOVWreg y)) // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (MOVHreg y)) // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XMOVHreg { break } y := v_1.Args[0] v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (MOVBreg y)) // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XMOVBreg { break } y := v_1.Args[0] v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (MOVWZreg y)) // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (MOVHZreg y)) // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XMOVHZreg { break } y := v_1.Args[0] v.reset(OpS390XSLW) v.AddArg2(x, y) return true } // match: (SLW x (MOVBZreg y)) // result: (SLW x y) for { x := v_0 if v_1.Op != OpS390XMOVBZreg { break } y := v_1.Args[0] v.reset(OpS390XSLW) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XSLWconst(v *Value) bool { v_0 := v.Args[0] // match: (SLWconst x [0]) // result: x for { if auxIntToUint8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XSRAD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SRAD x (MOVDconst [c])) // result: (SRADconst x [uint8(c&63)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XSRADconst) v.AuxInt = uint8ToAuxInt(uint8(c & 63)) v.AddArg(x) return true } // match: (SRAD x (RISBGZ y {r})) // cond: r.Amount == 0 && r.OutMask()&63 == 63 // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_1.Aux) y := v_1.Args[0] if !(r.Amount == 0 && r.OutMask()&63 == 63) { break } v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (AND (MOVDconst [c]) y)) // result: (SRAD x (ANDWconst [int32(c&63)] y)) for { x := v_0 if v_1.Op != OpS390XAND { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1_0.AuxInt) y := v_1_1 v.reset(OpS390XSRAD) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c & 63)) v0.AddArg(y) v.AddArg2(x, v0) return true } break } // match: (SRAD x (ANDWconst [c] y)) // cond: c&63 == 63 // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XANDWconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (MOVWreg y)) // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (MOVHreg y)) // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XMOVHreg { break } y := v_1.Args[0] v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (MOVBreg y)) // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XMOVBreg { break } y := v_1.Args[0] v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (MOVWZreg y)) // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (MOVHZreg y)) // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XMOVHZreg { break } y := v_1.Args[0] v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } // match: (SRAD x (MOVBZreg y)) // result: (SRAD x y) for { x := v_0 if v_1.Op != OpS390XMOVBZreg { break } y := v_1.Args[0] v.reset(OpS390XSRAD) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XSRADconst(v *Value) bool { v_0 := v.Args[0] // match: (SRADconst x [0]) // result: x for { if auxIntToUint8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SRADconst [c] (MOVDconst [d])) // result: (MOVDconst [d>>uint64(c)]) for { c := auxIntToUint8(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(d >> uint64(c)) return true } return false } func rewriteValueS390X_OpS390XSRAW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SRAW x (MOVDconst [c])) // cond: c&32 == 0 // result: (SRAWconst x [uint8(c&31)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&32 == 0) { break } v.reset(OpS390XSRAWconst) v.AuxInt = uint8ToAuxInt(uint8(c & 31)) v.AddArg(x) return true } // match: (SRAW x (MOVDconst [c])) // cond: c&32 != 0 // result: (SRAWconst x [31]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&32 != 0) { break } v.reset(OpS390XSRAWconst) v.AuxInt = uint8ToAuxInt(31) v.AddArg(x) return true } // match: (SRAW x (RISBGZ y {r})) // cond: r.Amount == 0 && r.OutMask()&63 == 63 // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_1.Aux) y := v_1.Args[0] if !(r.Amount == 0 && r.OutMask()&63 == 63) { break } v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (AND (MOVDconst [c]) y)) // result: (SRAW x (ANDWconst [int32(c&63)] y)) for { x := v_0 if v_1.Op != OpS390XAND { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1_0.AuxInt) y := v_1_1 v.reset(OpS390XSRAW) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c & 63)) v0.AddArg(y) v.AddArg2(x, v0) return true } break } // match: (SRAW x (ANDWconst [c] y)) // cond: c&63 == 63 // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XANDWconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (MOVWreg y)) // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (MOVHreg y)) // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XMOVHreg { break } y := v_1.Args[0] v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (MOVBreg y)) // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XMOVBreg { break } y := v_1.Args[0] v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (MOVWZreg y)) // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (MOVHZreg y)) // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XMOVHZreg { break } y := v_1.Args[0] v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } // match: (SRAW x (MOVBZreg y)) // result: (SRAW x y) for { x := v_0 if v_1.Op != OpS390XMOVBZreg { break } y := v_1.Args[0] v.reset(OpS390XSRAW) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XSRAWconst(v *Value) bool { v_0 := v.Args[0] // match: (SRAWconst x [0]) // result: x for { if auxIntToUint8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SRAWconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(int32(d))>>uint64(c)]) for { c := auxIntToUint8(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(int32(d)) >> uint64(c)) return true } return false } func rewriteValueS390X_OpS390XSRD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SRD x (MOVDconst [c])) // result: (SRDconst x [uint8(c&63)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XSRDconst) v.AuxInt = uint8ToAuxInt(uint8(c & 63)) v.AddArg(x) return true } // match: (SRD x (RISBGZ y {r})) // cond: r.Amount == 0 && r.OutMask()&63 == 63 // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_1.Aux) y := v_1.Args[0] if !(r.Amount == 0 && r.OutMask()&63 == 63) { break } v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (AND (MOVDconst [c]) y)) // result: (SRD x (ANDWconst [int32(c&63)] y)) for { x := v_0 if v_1.Op != OpS390XAND { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1_0.AuxInt) y := v_1_1 v.reset(OpS390XSRD) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c & 63)) v0.AddArg(y) v.AddArg2(x, v0) return true } break } // match: (SRD x (ANDWconst [c] y)) // cond: c&63 == 63 // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XANDWconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (MOVWreg y)) // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (MOVHreg y)) // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XMOVHreg { break } y := v_1.Args[0] v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (MOVBreg y)) // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XMOVBreg { break } y := v_1.Args[0] v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (MOVWZreg y)) // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (MOVHZreg y)) // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XMOVHZreg { break } y := v_1.Args[0] v.reset(OpS390XSRD) v.AddArg2(x, y) return true } // match: (SRD x (MOVBZreg y)) // result: (SRD x y) for { x := v_0 if v_1.Op != OpS390XMOVBZreg { break } y := v_1.Args[0] v.reset(OpS390XSRD) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XSRDconst(v *Value) bool { v_0 := v.Args[0] // match: (SRDconst (SLDconst x [c]) [d]) // result: (RISBGZ x {s390x.NewRotateParams(d, uint8(min8(63, int8(63-c+d))), uint8(int8(c-d)&63))}) for { d := auxIntToUint8(v.AuxInt) if v_0.Op != OpS390XSLDconst { break } c := auxIntToUint8(v_0.AuxInt) x := v_0.Args[0] v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(s390x.NewRotateParams(d, uint8(min8(63, int8(63-c+d))), uint8(int8(c-d)&63))) v.AddArg(x) return true } // match: (SRDconst (RISBGZ x {r}) [c]) // cond: s390x.NewRotateParams(c, 63, -c&63).InMerge(r.OutMask()) != nil // result: (RISBGZ x {(*s390x.NewRotateParams(c, 63, -c&63).InMerge(r.OutMask())).RotateLeft(r.Amount)}) for { c := auxIntToUint8(v.AuxInt) if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(s390x.NewRotateParams(c, 63, -c&63).InMerge(r.OutMask()) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux((*s390x.NewRotateParams(c, 63, -c&63).InMerge(r.OutMask())).RotateLeft(r.Amount)) v.AddArg(x) return true } // match: (SRDconst x [0]) // result: x for { if auxIntToUint8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XSRW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SRW x (MOVDconst [c])) // cond: c&32 == 0 // result: (SRWconst x [uint8(c&31)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&32 == 0) { break } v.reset(OpS390XSRWconst) v.AuxInt = uint8ToAuxInt(uint8(c & 31)) v.AddArg(x) return true } // match: (SRW _ (MOVDconst [c])) // cond: c&32 != 0 // result: (MOVDconst [0]) for { if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&32 != 0) { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SRW x (RISBGZ y {r})) // cond: r.Amount == 0 && r.OutMask()&63 == 63 // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_1.Aux) y := v_1.Args[0] if !(r.Amount == 0 && r.OutMask()&63 == 63) { break } v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (AND (MOVDconst [c]) y)) // result: (SRW x (ANDWconst [int32(c&63)] y)) for { x := v_0 if v_1.Op != OpS390XAND { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1_0.AuxInt) y := v_1_1 v.reset(OpS390XSRW) v0 := b.NewValue0(v.Pos, OpS390XANDWconst, typ.UInt32) v0.AuxInt = int32ToAuxInt(int32(c & 63)) v0.AddArg(y) v.AddArg2(x, v0) return true } break } // match: (SRW x (ANDWconst [c] y)) // cond: c&63 == 63 // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XANDWconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (MOVWreg y)) // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XMOVWreg { break } y := v_1.Args[0] v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (MOVHreg y)) // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XMOVHreg { break } y := v_1.Args[0] v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (MOVBreg y)) // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XMOVBreg { break } y := v_1.Args[0] v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (MOVWZreg y)) // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XMOVWZreg { break } y := v_1.Args[0] v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (MOVHZreg y)) // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XMOVHZreg { break } y := v_1.Args[0] v.reset(OpS390XSRW) v.AddArg2(x, y) return true } // match: (SRW x (MOVBZreg y)) // result: (SRW x y) for { x := v_0 if v_1.Op != OpS390XMOVBZreg { break } y := v_1.Args[0] v.reset(OpS390XSRW) v.AddArg2(x, y) return true } return false } func rewriteValueS390X_OpS390XSRWconst(v *Value) bool { v_0 := v.Args[0] // match: (SRWconst x [0]) // result: x for { if auxIntToUint8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueS390X_OpS390XSTM2(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (STM2 [i] {s} p w2 w3 x:(STM2 [i-8] {s} p w0 w1 mem)) // cond: x.Uses == 1 && is20Bit(int64(i)-8) && setPos(v, x.Pos) && clobber(x) // result: (STM4 [i-8] {s} p w0 w1 w2 w3 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w2 := v_1 w3 := v_2 x := v_3 if x.Op != OpS390XSTM2 || auxIntToInt32(x.AuxInt) != i-8 || auxToSym(x.Aux) != s { break } mem := x.Args[3] if p != x.Args[0] { break } w0 := x.Args[1] w1 := x.Args[2] if !(x.Uses == 1 && is20Bit(int64(i)-8) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTM4) v.AuxInt = int32ToAuxInt(i - 8) v.Aux = symToAux(s) v.AddArg6(p, w0, w1, w2, w3, mem) return true } // match: (STM2 [i] {s} p (SRDconst [32] x) x mem) // result: (MOVDstore [i] {s} p x mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpS390XSRDconst || auxIntToUint8(v_1.AuxInt) != 32 { break } x := v_1.Args[0] if x != v_2 { break } mem := v_3 v.reset(OpS390XMOVDstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, x, mem) return true } return false } func rewriteValueS390X_OpS390XSTMG2(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (STMG2 [i] {s} p w2 w3 x:(STMG2 [i-16] {s} p w0 w1 mem)) // cond: x.Uses == 1 && is20Bit(int64(i)-16) && setPos(v, x.Pos) && clobber(x) // result: (STMG4 [i-16] {s} p w0 w1 w2 w3 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w2 := v_1 w3 := v_2 x := v_3 if x.Op != OpS390XSTMG2 || auxIntToInt32(x.AuxInt) != i-16 || auxToSym(x.Aux) != s { break } mem := x.Args[3] if p != x.Args[0] { break } w0 := x.Args[1] w1 := x.Args[2] if !(x.Uses == 1 && is20Bit(int64(i)-16) && setPos(v, x.Pos) && clobber(x)) { break } v.reset(OpS390XSTMG4) v.AuxInt = int32ToAuxInt(i - 16) v.Aux = symToAux(s) v.AddArg6(p, w0, w1, w2, w3, mem) return true } return false } func rewriteValueS390X_OpS390XSUB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SUB x (MOVDconst [c])) // cond: is32Bit(c) // result: (SUBconst x [int32(c)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { break } v.reset(OpS390XSUBconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (SUB (MOVDconst [c]) x) // cond: is32Bit(c) // result: (NEG (SUBconst x [int32(c)])) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(is32Bit(c)) { break } v.reset(OpS390XNEG) v0 := b.NewValue0(v.Pos, OpS390XSUBconst, v.Type) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (SUB x x) // result: (MOVDconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SUB x g:(MOVDload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (SUBload [off] {sym} x ptr mem) for { t := v.Type x := v_0 g := v_1 if g.Op != OpS390XMOVDload { break } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { break } v.reset(OpS390XSUBload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XSUBE(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBE x y (FlagGT)) // result: (SUBC x y) for { x := v_0 y := v_1 if v_2.Op != OpS390XFlagGT { break } v.reset(OpS390XSUBC) v.AddArg2(x, y) return true } // match: (SUBE x y (FlagOV)) // result: (SUBC x y) for { x := v_0 y := v_1 if v_2.Op != OpS390XFlagOV { break } v.reset(OpS390XSUBC) v.AddArg2(x, y) return true } // match: (SUBE x y (Select1 (SUBC (MOVDconst [0]) (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) c)))))) // result: (SUBE x y c) for { x := v_0 y := v_1 if v_2.Op != OpSelect1 { break } v_2_0 := v_2.Args[0] if v_2_0.Op != OpS390XSUBC { break } _ = v_2_0.Args[1] v_2_0_0 := v_2_0.Args[0] if v_2_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_2_0_0.AuxInt) != 0 { break } v_2_0_1 := v_2_0.Args[1] if v_2_0_1.Op != OpS390XNEG { break } v_2_0_1_0 := v_2_0_1.Args[0] if v_2_0_1_0.Op != OpSelect0 { break } v_2_0_1_0_0 := v_2_0_1_0.Args[0] if v_2_0_1_0_0.Op != OpS390XSUBE { break } c := v_2_0_1_0_0.Args[2] v_2_0_1_0_0_0 := v_2_0_1_0_0.Args[0] if v_2_0_1_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_2_0_1_0_0_0.AuxInt) != 0 { break } v_2_0_1_0_0_1 := v_2_0_1_0_0.Args[1] if v_2_0_1_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_2_0_1_0_0_1.AuxInt) != 0 { break } v.reset(OpS390XSUBE) v.AddArg3(x, y, c) return true } return false } func rewriteValueS390X_OpS390XSUBW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SUBW x (MOVDconst [c])) // result: (SUBWconst x [int32(c)]) for { x := v_0 if v_1.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XSUBWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (SUBW (MOVDconst [c]) x) // result: (NEGW (SUBWconst x [int32(c)])) for { if v_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 v.reset(OpS390XNEGW) v0 := b.NewValue0(v.Pos, OpS390XSUBWconst, v.Type) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (SUBW x x) // result: (MOVDconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SUBW x g:(MOVWload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (SUBWload [off] {sym} x ptr mem) for { t := v.Type x := v_0 g := v_1 if g.Op != OpS390XMOVWload { break } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { break } v.reset(OpS390XSUBWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (SUBW x g:(MOVWZload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (SUBWload [off] {sym} x ptr mem) for { t := v.Type x := v_0 g := v_1 if g.Op != OpS390XMOVWZload { break } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { break } v.reset(OpS390XSUBWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XSUBWconst(v *Value) bool { v_0 := v.Args[0] // match: (SUBWconst [c] x) // cond: int32(c) == 0 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(int32(c) == 0) { break } v.copyOf(x) return true } // match: (SUBWconst [c] x) // result: (ADDWconst [-int32(c)] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 v.reset(OpS390XADDWconst) v.AuxInt = int32ToAuxInt(-int32(c)) v.AddArg(x) return true } } func rewriteValueS390X_OpS390XSUBWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBWload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (SUBWload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XSUBWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (SUBWload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (SUBWload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XSUBWload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XSUBconst(v *Value) bool { v_0 := v.Args[0] // match: (SUBconst [0] x) // result: x for { if auxIntToInt32(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SUBconst [c] x) // cond: c != -(1<<31) // result: (ADDconst [-c] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c != -(1 << 31)) { break } v.reset(OpS390XADDconst) v.AuxInt = int32ToAuxInt(-c) v.AddArg(x) return true } // match: (SUBconst (MOVDconst [d]) [c]) // result: (MOVDconst [d-int64(c)]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(d - int64(c)) return true } // match: (SUBconst (SUBconst x [d]) [c]) // cond: is32Bit(-int64(c)-int64(d)) // result: (ADDconst [-c-d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XSUBconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(-int64(c) - int64(d))) { break } v.reset(OpS390XADDconst) v.AuxInt = int32ToAuxInt(-c - d) v.AddArg(x) return true } return false } func rewriteValueS390X_OpS390XSUBload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SUBload [off] {sym} x ptr1 (FMOVDstore [off] {sym} ptr2 y _)) // cond: isSamePtr(ptr1, ptr2) // result: (SUB x (LGDR y)) for { t := v.Type off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr1 := v_1 if v_2.Op != OpS390XFMOVDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] ptr2 := v_2.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XSUB) v0 := b.NewValue0(v_2.Pos, OpS390XLGDR, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SUBload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (SUBload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XSUBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (SUBload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (SUBload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XSUBload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XSumBytes2(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SumBytes2 x) // result: (ADDW (SRWconst x [8]) x) for { x := v_0 v.reset(OpS390XADDW) v0 := b.NewValue0(v.Pos, OpS390XSRWconst, typ.UInt8) v0.AuxInt = uint8ToAuxInt(8) v0.AddArg(x) v.AddArg2(v0, x) return true } } func rewriteValueS390X_OpS390XSumBytes4(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SumBytes4 x) // result: (SumBytes2 (ADDW (SRWconst x [16]) x)) for { x := v_0 v.reset(OpS390XSumBytes2) v0 := b.NewValue0(v.Pos, OpS390XADDW, typ.UInt16) v1 := b.NewValue0(v.Pos, OpS390XSRWconst, typ.UInt16) v1.AuxInt = uint8ToAuxInt(16) v1.AddArg(x) v0.AddArg2(v1, x) v.AddArg(v0) return true } } func rewriteValueS390X_OpS390XSumBytes8(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SumBytes8 x) // result: (SumBytes4 (ADDW (SRDconst x [32]) x)) for { x := v_0 v.reset(OpS390XSumBytes4) v0 := b.NewValue0(v.Pos, OpS390XADDW, typ.UInt32) v1 := b.NewValue0(v.Pos, OpS390XSRDconst, typ.UInt32) v1.AuxInt = uint8ToAuxInt(32) v1.AddArg(x) v0.AddArg2(v1, x) v.AddArg(v0) return true } } func rewriteValueS390X_OpS390XXOR(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (XOR x (MOVDconst [c])) // cond: isU32Bit(c) // result: (XORconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(isU32Bit(c)) { continue } v.reset(OpS390XXORconst) v.AuxInt = int64ToAuxInt(c) v.AddArg(x) return true } break } // match: (XOR (MOVDconst [c]) (MOVDconst [d])) // result: (MOVDconst [c^d]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_0.AuxInt) if v_1.Op != OpS390XMOVDconst { continue } d := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c ^ d) return true } break } // match: (XOR x x) // result: (MOVDconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (XOR x g:(MOVDload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (XORload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVDload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XXORload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XXORW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (XORW x (MOVDconst [c])) // result: (XORWconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpS390XMOVDconst { continue } c := auxIntToInt64(v_1.AuxInt) v.reset(OpS390XXORWconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (XORW x x) // result: (MOVDconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (XORW x g:(MOVWload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (XORWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XXORWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (XORW x g:(MOVWZload [off] {sym} ptr mem)) // cond: ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g) // result: (XORWload [off] {sym} x ptr mem) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 g := v_1 if g.Op != OpS390XMOVWZload { continue } off := auxIntToInt32(g.AuxInt) sym := auxToSym(g.Aux) mem := g.Args[1] ptr := g.Args[0] if !(ptr.Op != OpSB && is20Bit(int64(off)) && canMergeLoadClobber(v, g, x) && clobber(g)) { continue } v.reset(OpS390XXORWload) v.Type = t v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueS390X_OpS390XXORWconst(v *Value) bool { v_0 := v.Args[0] // match: (XORWconst [c] x) // cond: int32(c)==0 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(int32(c) == 0) { break } v.copyOf(x) return true } // match: (XORWconst [c] (MOVDconst [d])) // result: (MOVDconst [int64(c)^d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(int64(c) ^ d) return true } return false } func rewriteValueS390X_OpS390XXORWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (XORWload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (XORWload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XXORWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (XORWload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (XORWload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XXORWload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpS390XXORconst(v *Value) bool { v_0 := v.Args[0] // match: (XORconst [0] x) // result: x for { if auxIntToInt64(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (XORconst [c] (MOVDconst [d])) // result: (MOVDconst [c^d]) for { c := auxIntToInt64(v.AuxInt) if v_0.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c ^ d) return true } return false } func rewriteValueS390X_OpS390XXORload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (XORload [off] {sym} x ptr1 (FMOVDstore [off] {sym} ptr2 y _)) // cond: isSamePtr(ptr1, ptr2) // result: (XOR x (LGDR y)) for { t := v.Type off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr1 := v_1 if v_2.Op != OpS390XFMOVDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] ptr2 := v_2.Args[0] if !(isSamePtr(ptr1, ptr2)) { break } v.reset(OpS390XXOR) v0 := b.NewValue0(v_2.Pos, OpS390XLGDR, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (XORload [off1] {sym} x (ADDconst [off2] ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2)) // result: (XORload [off1+off2] {sym} x ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XADDconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(off1)+int64(off2))) { break } v.reset(OpS390XXORload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } // match: (XORload [o1] {s1} x (MOVDaddr [o2] {s2} ptr) mem) // cond: ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2) // result: (XORload [o1+o2] {mergeSym(s1, s2)} x ptr mem) for { o1 := auxIntToInt32(v.AuxInt) s1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpS390XMOVDaddr { break } o2 := auxIntToInt32(v_1.AuxInt) s2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(ptr.Op != OpSB && is20Bit(int64(o1)+int64(o2)) && canMergeSym(s1, s2)) { break } v.reset(OpS390XXORload) v.AuxInt = int32ToAuxInt(o1 + o2) v.Aux = symToAux(mergeSym(s1, s2)) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueS390X_OpSelect0(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Select0 (Add64carry x y c)) // result: (Select0 (ADDE x y (Select1 (ADDCconst c [-1])))) for { if v_0.Op != OpAdd64carry { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSelect0) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpS390XADDE, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v2 := b.NewValue0(v.Pos, OpS390XADDCconst, types.NewTuple(typ.UInt64, types.TypeFlags)) v2.AuxInt = int16ToAuxInt(-1) v2.AddArg(c) v1.AddArg(v2) v0.AddArg3(x, y, v1) v.AddArg(v0) return true } // match: (Select0 (Sub64borrow x y c)) // result: (Select0 (SUBE x y (Select1 (SUBC (MOVDconst [0]) c)))) for { if v_0.Op != OpSub64borrow { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSelect0) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpS390XSUBE, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v2 := b.NewValue0(v.Pos, OpS390XSUBC, types.NewTuple(typ.UInt64, types.TypeFlags)) v3 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v3.AuxInt = int64ToAuxInt(0) v2.AddArg2(v3, c) v1.AddArg(v2) v0.AddArg3(x, y, v1) v.AddArg(v0) return true } // match: (Select0 (AddTupleFirst32 val tuple)) // result: (ADDW val (Select0 tuple)) for { t := v.Type if v_0.Op != OpS390XAddTupleFirst32 { break } tuple := v_0.Args[1] val := v_0.Args[0] v.reset(OpS390XADDW) v0 := b.NewValue0(v.Pos, OpSelect0, t) v0.AddArg(tuple) v.AddArg2(val, v0) return true } // match: (Select0 (AddTupleFirst64 val tuple)) // result: (ADD val (Select0 tuple)) for { t := v.Type if v_0.Op != OpS390XAddTupleFirst64 { break } tuple := v_0.Args[1] val := v_0.Args[0] v.reset(OpS390XADD) v0 := b.NewValue0(v.Pos, OpSelect0, t) v0.AddArg(tuple) v.AddArg2(val, v0) return true } // match: (Select0 (ADDCconst (MOVDconst [c]) [d])) // result: (MOVDconst [c+int64(d)]) for { if v_0.Op != OpS390XADDCconst { break } d := auxIntToInt16(v_0.AuxInt) v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0_0.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c + int64(d)) return true } // match: (Select0 (SUBC (MOVDconst [c]) (MOVDconst [d]))) // result: (MOVDconst [c-d]) for { if v_0.Op != OpS390XSUBC { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0_0.AuxInt) v_0_1 := v_0.Args[1] if v_0_1.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0_1.AuxInt) v.reset(OpS390XMOVDconst) v.AuxInt = int64ToAuxInt(c - d) return true } // match: (Select0 (FADD (FMUL y z) x)) // cond: x.Block.Func.useFMA(v) // result: (FMADD x y z) for { if v_0.Op != OpS390XFADD { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpS390XFMUL { continue } z := v_0_0.Args[1] y := v_0_0.Args[0] x := v_0_1 if !(x.Block.Func.useFMA(v)) { continue } v.reset(OpS390XFMADD) v.AddArg3(x, y, z) return true } break } // match: (Select0 (FSUB (FMUL y z) x)) // cond: x.Block.Func.useFMA(v) // result: (FMSUB x y z) for { if v_0.Op != OpS390XFSUB { break } x := v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XFMUL { break } z := v_0_0.Args[1] y := v_0_0.Args[0] if !(x.Block.Func.useFMA(v)) { break } v.reset(OpS390XFMSUB) v.AddArg3(x, y, z) return true } // match: (Select0 (FADDS (FMULS y z) x)) // cond: x.Block.Func.useFMA(v) // result: (FMADDS x y z) for { if v_0.Op != OpS390XFADDS { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpS390XFMULS { continue } z := v_0_0.Args[1] y := v_0_0.Args[0] x := v_0_1 if !(x.Block.Func.useFMA(v)) { continue } v.reset(OpS390XFMADDS) v.AddArg3(x, y, z) return true } break } // match: (Select0 (FSUBS (FMULS y z) x)) // cond: x.Block.Func.useFMA(v) // result: (FMSUBS x y z) for { if v_0.Op != OpS390XFSUBS { break } x := v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XFMULS { break } z := v_0_0.Args[1] y := v_0_0.Args[0] if !(x.Block.Func.useFMA(v)) { break } v.reset(OpS390XFMSUBS) v.AddArg3(x, y, z) return true } return false } func rewriteValueS390X_OpSelect1(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Select1 (Add64carry x y c)) // result: (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) (Select1 (ADDE x y (Select1 (ADDCconst c [-1])))))) for { if v_0.Op != OpAdd64carry { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSelect0) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpS390XADDE, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v2 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v3 := b.NewValue0(v.Pos, OpS390XADDE, types.NewTuple(typ.UInt64, types.TypeFlags)) v4 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v5 := b.NewValue0(v.Pos, OpS390XADDCconst, types.NewTuple(typ.UInt64, types.TypeFlags)) v5.AuxInt = int16ToAuxInt(-1) v5.AddArg(c) v4.AddArg(v5) v3.AddArg3(x, y, v4) v2.AddArg(v3) v0.AddArg3(v1, v1, v2) v.AddArg(v0) return true } // match: (Select1 (Sub64borrow x y c)) // result: (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) (Select1 (SUBE x y (Select1 (SUBC (MOVDconst [0]) c))))))) for { if v_0.Op != OpSub64borrow { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpS390XNEG) v0 := b.NewValue0(v.Pos, OpSelect0, typ.UInt64) v1 := b.NewValue0(v.Pos, OpS390XSUBE, types.NewTuple(typ.UInt64, types.TypeFlags)) v2 := b.NewValue0(v.Pos, OpS390XMOVDconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(0) v3 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v4 := b.NewValue0(v.Pos, OpS390XSUBE, types.NewTuple(typ.UInt64, types.TypeFlags)) v5 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v6 := b.NewValue0(v.Pos, OpS390XSUBC, types.NewTuple(typ.UInt64, types.TypeFlags)) v6.AddArg2(v2, c) v5.AddArg(v6) v4.AddArg3(x, y, v5) v3.AddArg(v4) v1.AddArg3(v2, v2, v3) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Select1 (AddTupleFirst32 _ tuple)) // result: (Select1 tuple) for { if v_0.Op != OpS390XAddTupleFirst32 { break } tuple := v_0.Args[1] v.reset(OpSelect1) v.AddArg(tuple) return true } // match: (Select1 (AddTupleFirst64 _ tuple)) // result: (Select1 tuple) for { if v_0.Op != OpS390XAddTupleFirst64 { break } tuple := v_0.Args[1] v.reset(OpSelect1) v.AddArg(tuple) return true } // match: (Select1 (ADDCconst (MOVDconst [c]) [d])) // cond: uint64(c+int64(d)) >= uint64(c) && c+int64(d) == 0 // result: (FlagEQ) for { if v_0.Op != OpS390XADDCconst { break } d := auxIntToInt16(v_0.AuxInt) v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0_0.AuxInt) if !(uint64(c+int64(d)) >= uint64(c) && c+int64(d) == 0) { break } v.reset(OpS390XFlagEQ) return true } // match: (Select1 (ADDCconst (MOVDconst [c]) [d])) // cond: uint64(c+int64(d)) >= uint64(c) && c+int64(d) != 0 // result: (FlagLT) for { if v_0.Op != OpS390XADDCconst { break } d := auxIntToInt16(v_0.AuxInt) v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0_0.AuxInt) if !(uint64(c+int64(d)) >= uint64(c) && c+int64(d) != 0) { break } v.reset(OpS390XFlagLT) return true } // match: (Select1 (SUBC (MOVDconst [c]) (MOVDconst [d]))) // cond: uint64(d) <= uint64(c) && c-d == 0 // result: (FlagGT) for { if v_0.Op != OpS390XSUBC { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0_0.AuxInt) v_0_1 := v_0.Args[1] if v_0_1.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0_1.AuxInt) if !(uint64(d) <= uint64(c) && c-d == 0) { break } v.reset(OpS390XFlagGT) return true } // match: (Select1 (SUBC (MOVDconst [c]) (MOVDconst [d]))) // cond: uint64(d) <= uint64(c) && c-d != 0 // result: (FlagOV) for { if v_0.Op != OpS390XSUBC { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst { break } c := auxIntToInt64(v_0_0.AuxInt) v_0_1 := v_0.Args[1] if v_0_1.Op != OpS390XMOVDconst { break } d := auxIntToInt64(v_0_1.AuxInt) if !(uint64(d) <= uint64(c) && c-d != 0) { break } v.reset(OpS390XFlagOV) return true } return false } func rewriteValueS390X_OpSlicemask(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (Slicemask x) // result: (SRADconst (NEG x) [63]) for { t := v.Type x := v_0 v.reset(OpS390XSRADconst) v.AuxInt = uint8ToAuxInt(63) v0 := b.NewValue0(v.Pos, OpS390XNEG, t) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueS390X_OpStore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (Store {t} ptr val mem) // cond: t.Size() == 8 && t.IsFloat() // result: (FMOVDstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 8 && t.IsFloat()) { break } v.reset(OpS390XFMOVDstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 4 && t.IsFloat() // result: (FMOVSstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 4 && t.IsFloat()) { break } v.reset(OpS390XFMOVSstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 8 && !t.IsFloat() // result: (MOVDstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 8 && !t.IsFloat()) { break } v.reset(OpS390XMOVDstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 4 && !t.IsFloat() // result: (MOVWstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 4 && !t.IsFloat()) { break } v.reset(OpS390XMOVWstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 2 // result: (MOVHstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 2) { break } v.reset(OpS390XMOVHstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 1 // result: (MOVBstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 1) { break } v.reset(OpS390XMOVBstore) v.AddArg3(ptr, val, mem) return true } return false } func rewriteValueS390X_OpSub32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Sub32F x y) // result: (Select0 (FSUBS x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpS390XFSUBS, types.NewTuple(typ.Float32, types.TypeFlags)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueS390X_OpSub64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Sub64F x y) // result: (Select0 (FSUB x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpS390XFSUB, types.NewTuple(typ.Float64, types.TypeFlags)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueS390X_OpTrunc(v *Value) bool { v_0 := v.Args[0] // match: (Trunc x) // result: (FIDBR [5] x) for { x := v_0 v.reset(OpS390XFIDBR) v.AuxInt = int8ToAuxInt(5) v.AddArg(x) return true } } func rewriteValueS390X_OpZero(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Zero [0] _ mem) // result: mem for { if auxIntToInt64(v.AuxInt) != 0 { break } mem := v_1 v.copyOf(mem) return true } // match: (Zero [1] destptr mem) // result: (MOVBstoreconst [0] destptr mem) for { if auxIntToInt64(v.AuxInt) != 1 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVBstoreconst) v.AuxInt = valAndOffToAuxInt(0) v.AddArg2(destptr, mem) return true } // match: (Zero [2] destptr mem) // result: (MOVHstoreconst [0] destptr mem) for { if auxIntToInt64(v.AuxInt) != 2 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVHstoreconst) v.AuxInt = valAndOffToAuxInt(0) v.AddArg2(destptr, mem) return true } // match: (Zero [4] destptr mem) // result: (MOVWstoreconst [0] destptr mem) for { if auxIntToInt64(v.AuxInt) != 4 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVWstoreconst) v.AuxInt = valAndOffToAuxInt(0) v.AddArg2(destptr, mem) return true } // match: (Zero [8] destptr mem) // result: (MOVDstoreconst [0] destptr mem) for { if auxIntToInt64(v.AuxInt) != 8 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVDstoreconst) v.AuxInt = valAndOffToAuxInt(0) v.AddArg2(destptr, mem) return true } // match: (Zero [3] destptr mem) // result: (MOVBstoreconst [makeValAndOff(0,2)] destptr (MOVHstoreconst [0] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 3 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 2)) v0 := b.NewValue0(v.Pos, OpS390XMOVHstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(0) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [5] destptr mem) // result: (MOVBstoreconst [makeValAndOff(0,4)] destptr (MOVWstoreconst [0] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 5 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 4)) v0 := b.NewValue0(v.Pos, OpS390XMOVWstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(0) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [6] destptr mem) // result: (MOVHstoreconst [makeValAndOff(0,4)] destptr (MOVWstoreconst [0] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 6 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVHstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 4)) v0 := b.NewValue0(v.Pos, OpS390XMOVWstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(0) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [7] destptr mem) // result: (MOVWstoreconst [makeValAndOff(0,3)] destptr (MOVWstoreconst [0] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 7 { break } destptr := v_0 mem := v_1 v.reset(OpS390XMOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 3)) v0 := b.NewValue0(v.Pos, OpS390XMOVWstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(0) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [s] destptr mem) // cond: s > 0 && s <= 1024 // result: (CLEAR [makeValAndOff(int32(s), 0)] destptr mem) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s > 0 && s <= 1024) { break } v.reset(OpS390XCLEAR) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(s), 0)) v.AddArg2(destptr, mem) return true } // match: (Zero [s] destptr mem) // cond: s > 1024 // result: (LoweredZero [s%256] destptr (ADDconst destptr [(int32(s)/256)*256]) mem) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s > 1024) { break } v.reset(OpS390XLoweredZero) v.AuxInt = int64ToAuxInt(s % 256) v0 := b.NewValue0(v.Pos, OpS390XADDconst, destptr.Type) v0.AuxInt = int32ToAuxInt((int32(s) / 256) * 256) v0.AddArg(destptr) v.AddArg3(destptr, v0, mem) return true } return false } func rewriteBlockS390X(b *Block) bool { typ := &b.Func.Config.Types switch b.Kind { case BlockS390XBRC: // match: (BRC {c} x:(CMP _ _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMP { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPW _ _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPW { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPU _ _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPU { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPWU _ _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPWU { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPconst _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPconst { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPWconst _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPWconst { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPUconst _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPUconst { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} x:(CMPWUconst _) yes no) // cond: c&s390x.Unordered != 0 // result: (BRC {c&^s390x.Unordered} x yes no) for b.Controls[0].Op == OpS390XCMPWUconst { x := b.Controls[0] c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.resetWithControl(BlockS390XBRC, x) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMP x y) yes no) // result: (CGRJ {c&^s390x.Unordered} x y yes no) for b.Controls[0].Op == OpS390XCMP { v_0 := b.Controls[0] y := v_0.Args[1] x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) b.resetWithControl2(BlockS390XCGRJ, x, y) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPW x y) yes no) // result: (CRJ {c&^s390x.Unordered} x y yes no) for b.Controls[0].Op == OpS390XCMPW { v_0 := b.Controls[0] y := v_0.Args[1] x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) b.resetWithControl2(BlockS390XCRJ, x, y) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPU x y) yes no) // result: (CLGRJ {c&^s390x.Unordered} x y yes no) for b.Controls[0].Op == OpS390XCMPU { v_0 := b.Controls[0] y := v_0.Args[1] x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) b.resetWithControl2(BlockS390XCLGRJ, x, y) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPWU x y) yes no) // result: (CLRJ {c&^s390x.Unordered} x y yes no) for b.Controls[0].Op == OpS390XCMPWU { v_0 := b.Controls[0] y := v_0.Args[1] x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) b.resetWithControl2(BlockS390XCLRJ, x, y) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPconst x [y]) yes no) // cond: y == int32( int8(y)) // result: (CGIJ {c&^s390x.Unordered} x [ int8(y)] yes no) for b.Controls[0].Op == OpS390XCMPconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(int8(y))) { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(int8(y)) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPWconst x [y]) yes no) // cond: y == int32( int8(y)) // result: (CIJ {c&^s390x.Unordered} x [ int8(y)] yes no) for b.Controls[0].Op == OpS390XCMPWconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(int8(y))) { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(int8(y)) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPUconst x [y]) yes no) // cond: y == int32(uint8(y)) // result: (CLGIJ {c&^s390x.Unordered} x [uint8(y)] yes no) for b.Controls[0].Op == OpS390XCMPUconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(uint8(y))) { break } b.resetWithControl(BlockS390XCLGIJ, x) b.AuxInt = uint8ToAuxInt(uint8(y)) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {c} (CMPWUconst x [y]) yes no) // cond: y == int32(uint8(y)) // result: (CLIJ {c&^s390x.Unordered} x [uint8(y)] yes no) for b.Controls[0].Op == OpS390XCMPWUconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(uint8(y))) { break } b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(uint8(y)) b.Aux = s390xCCMaskToAux(c &^ s390x.Unordered) return true } // match: (BRC {s390x.Less} (CMPconst x [ 128]) yes no) // result: (CGIJ {s390x.LessOrEqual} x [ 127] yes no) for b.Controls[0].Op == OpS390XCMPconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 128 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.Less { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(127) b.Aux = s390xCCMaskToAux(s390x.LessOrEqual) return true } // match: (BRC {s390x.Less} (CMPWconst x [ 128]) yes no) // result: (CIJ {s390x.LessOrEqual} x [ 127] yes no) for b.Controls[0].Op == OpS390XCMPWconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 128 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.Less { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(127) b.Aux = s390xCCMaskToAux(s390x.LessOrEqual) return true } // match: (BRC {s390x.LessOrEqual} (CMPconst x [-129]) yes no) // result: (CGIJ {s390x.Less} x [-128] yes no) for b.Controls[0].Op == OpS390XCMPconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != -129 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.LessOrEqual { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(-128) b.Aux = s390xCCMaskToAux(s390x.Less) return true } // match: (BRC {s390x.LessOrEqual} (CMPWconst x [-129]) yes no) // result: (CIJ {s390x.Less} x [-128] yes no) for b.Controls[0].Op == OpS390XCMPWconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != -129 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.LessOrEqual { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(-128) b.Aux = s390xCCMaskToAux(s390x.Less) return true } // match: (BRC {s390x.Greater} (CMPconst x [-129]) yes no) // result: (CGIJ {s390x.GreaterOrEqual} x [-128] yes no) for b.Controls[0].Op == OpS390XCMPconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != -129 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.Greater { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(-128) b.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) return true } // match: (BRC {s390x.Greater} (CMPWconst x [-129]) yes no) // result: (CIJ {s390x.GreaterOrEqual} x [-128] yes no) for b.Controls[0].Op == OpS390XCMPWconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != -129 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.Greater { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(-128) b.Aux = s390xCCMaskToAux(s390x.GreaterOrEqual) return true } // match: (BRC {s390x.GreaterOrEqual} (CMPconst x [ 128]) yes no) // result: (CGIJ {s390x.Greater} x [ 127] yes no) for b.Controls[0].Op == OpS390XCMPconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 128 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.GreaterOrEqual { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(127) b.Aux = s390xCCMaskToAux(s390x.Greater) return true } // match: (BRC {s390x.GreaterOrEqual} (CMPWconst x [ 128]) yes no) // result: (CIJ {s390x.Greater} x [ 127] yes no) for b.Controls[0].Op == OpS390XCMPWconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 128 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.GreaterOrEqual { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(127) b.Aux = s390xCCMaskToAux(s390x.Greater) return true } // match: (BRC {s390x.Less} (CMPWUconst x [256]) yes no) // result: (CLIJ {s390x.LessOrEqual} x [255] yes no) for b.Controls[0].Op == OpS390XCMPWUconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 256 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.Less { break } b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(255) b.Aux = s390xCCMaskToAux(s390x.LessOrEqual) return true } // match: (BRC {s390x.Less} (CMPUconst x [256]) yes no) // result: (CLGIJ {s390x.LessOrEqual} x [255] yes no) for b.Controls[0].Op == OpS390XCMPUconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 256 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.Less { break } b.resetWithControl(BlockS390XCLGIJ, x) b.AuxInt = uint8ToAuxInt(255) b.Aux = s390xCCMaskToAux(s390x.LessOrEqual) return true } // match: (BRC {s390x.GreaterOrEqual} (CMPWUconst x [256]) yes no) // result: (CLIJ {s390x.Greater} x [255] yes no) for b.Controls[0].Op == OpS390XCMPWUconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 256 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.GreaterOrEqual { break } b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(255) b.Aux = s390xCCMaskToAux(s390x.Greater) return true } // match: (BRC {s390x.GreaterOrEqual} (CMPUconst x [256]) yes no) // result: (CLGIJ {s390x.Greater} x [255] yes no) for b.Controls[0].Op == OpS390XCMPUconst { v_0 := b.Controls[0] if auxIntToInt32(v_0.AuxInt) != 256 { break } x := v_0.Args[0] if auxToS390xCCMask(b.Aux) != s390x.GreaterOrEqual { break } b.resetWithControl(BlockS390XCLGIJ, x) b.AuxInt = uint8ToAuxInt(255) b.Aux = s390xCCMaskToAux(s390x.Greater) return true } // match: (BRC {c} (CMPconst x [y]) yes no) // cond: y == int32(uint8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater) // result: (CLGIJ {c} x [uint8(y)] yes no) for b.Controls[0].Op == OpS390XCMPconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(uint8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater)) { break } b.resetWithControl(BlockS390XCLGIJ, x) b.AuxInt = uint8ToAuxInt(uint8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (BRC {c} (CMPWconst x [y]) yes no) // cond: y == int32(uint8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater) // result: (CLIJ {c} x [uint8(y)] yes no) for b.Controls[0].Op == OpS390XCMPWconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(uint8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater)) { break } b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(uint8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (BRC {c} (CMPUconst x [y]) yes no) // cond: y == int32( int8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater) // result: (CGIJ {c} x [ int8(y)] yes no) for b.Controls[0].Op == OpS390XCMPUconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(int8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater)) { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(int8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (BRC {c} (CMPWUconst x [y]) yes no) // cond: y == int32( int8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater) // result: (CIJ {c} x [ int8(y)] yes no) for b.Controls[0].Op == OpS390XCMPWUconst { v_0 := b.Controls[0] y := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] c := auxToS390xCCMask(b.Aux) if !(y == int32(int8(y)) && (c == s390x.Equal || c == s390x.LessOrGreater)) { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(int8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (BRC {c} (InvertFlags cmp) yes no) // result: (BRC {c.ReverseComparison()} cmp yes no) for b.Controls[0].Op == OpS390XInvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] c := auxToS390xCCMask(b.Aux) b.resetWithControl(BlockS390XBRC, cmp) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (BRC {c} (FlagEQ) yes no) // cond: c&s390x.Equal != 0 // result: (First yes no) for b.Controls[0].Op == OpS390XFlagEQ { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal != 0) { break } b.Reset(BlockFirst) return true } // match: (BRC {c} (FlagLT) yes no) // cond: c&s390x.Less != 0 // result: (First yes no) for b.Controls[0].Op == OpS390XFlagLT { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less != 0) { break } b.Reset(BlockFirst) return true } // match: (BRC {c} (FlagGT) yes no) // cond: c&s390x.Greater != 0 // result: (First yes no) for b.Controls[0].Op == OpS390XFlagGT { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater != 0) { break } b.Reset(BlockFirst) return true } // match: (BRC {c} (FlagOV) yes no) // cond: c&s390x.Unordered != 0 // result: (First yes no) for b.Controls[0].Op == OpS390XFlagOV { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered != 0) { break } b.Reset(BlockFirst) return true } // match: (BRC {c} (FlagEQ) yes no) // cond: c&s390x.Equal == 0 // result: (First no yes) for b.Controls[0].Op == OpS390XFlagEQ { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (BRC {c} (FlagLT) yes no) // cond: c&s390x.Less == 0 // result: (First no yes) for b.Controls[0].Op == OpS390XFlagLT { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (BRC {c} (FlagGT) yes no) // cond: c&s390x.Greater == 0 // result: (First no yes) for b.Controls[0].Op == OpS390XFlagGT { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (BRC {c} (FlagOV) yes no) // cond: c&s390x.Unordered == 0 // result: (First no yes) for b.Controls[0].Op == OpS390XFlagOV { c := auxToS390xCCMask(b.Aux) if !(c&s390x.Unordered == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockS390XCGIJ: // match: (CGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal != 0 && int64(x) == int64(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal != 0 && int64(x) == int64(y)) { break } b.Reset(BlockFirst) return true } // match: (CGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less != 0 && int64(x) < int64(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less != 0 && int64(x) < int64(y)) { break } b.Reset(BlockFirst) return true } // match: (CGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater != 0 && int64(x) > int64(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater != 0 && int64(x) > int64(y)) { break } b.Reset(BlockFirst) return true } // match: (CGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal == 0 && int64(x) == int64(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal == 0 && int64(x) == int64(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less == 0 && int64(x) < int64(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less == 0 && int64(x) < int64(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater == 0 && int64(x) > int64(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater == 0 && int64(x) > int64(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CGIJ {s390x.Equal} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [0]) // result: (BRC {s390x.NoCarry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.NoCarry) return true } // match: (CGIJ {s390x.Equal} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [1]) // result: (BRC {s390x.Carry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.Carry) return true } // match: (CGIJ {s390x.LessOrGreater} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [0]) // result: (BRC {s390x.Carry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.Carry) return true } // match: (CGIJ {s390x.LessOrGreater} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [1]) // result: (BRC {s390x.NoCarry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.NoCarry) return true } // match: (CGIJ {s390x.Greater} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [0]) // result: (BRC {s390x.Carry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Greater { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.Carry) return true } // match: (CGIJ {s390x.Equal} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [0]) // result: (BRC {s390x.NoBorrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.NoBorrow) return true } // match: (CGIJ {s390x.Equal} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [1]) // result: (BRC {s390x.Borrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.Borrow) return true } // match: (CGIJ {s390x.LessOrGreater} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [0]) // result: (BRC {s390x.Borrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.Borrow) return true } // match: (CGIJ {s390x.LessOrGreater} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [1]) // result: (BRC {s390x.NoBorrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.NoBorrow) return true } // match: (CGIJ {s390x.Greater} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [0]) // result: (BRC {s390x.Borrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToInt8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Greater { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.Borrow) return true } case BlockS390XCGRJ: // match: (CGRJ {c} x (MOVDconst [y]) yes no) // cond: is8Bit(y) // result: (CGIJ {c} x [ int8(y)] yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(is8Bit(y)) { break } b.resetWithControl(BlockS390XCGIJ, x) b.AuxInt = int8ToAuxInt(int8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (CGRJ {c} (MOVDconst [x]) y yes no) // cond: is8Bit(x) // result: (CGIJ {c.ReverseComparison()} y [ int8(x)] yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(is8Bit(x)) { break } b.resetWithControl(BlockS390XCGIJ, y) b.AuxInt = int8ToAuxInt(int8(x)) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CGRJ {c} x (MOVDconst [y]) yes no) // cond: !is8Bit(y) && is32Bit(y) // result: (BRC {c} (CMPconst x [int32(y)]) yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(!is8Bit(y) && is32Bit(y)) { break } v0 := b.NewValue0(x.Pos, OpS390XCMPconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(y)) v0.AddArg(x) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c) return true } // match: (CGRJ {c} (MOVDconst [x]) y yes no) // cond: !is8Bit(x) && is32Bit(x) // result: (BRC {c.ReverseComparison()} (CMPconst y [int32(x)]) yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(!is8Bit(x) && is32Bit(x)) { break } v0 := b.NewValue0(v_0.Pos, OpS390XCMPconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(x)) v0.AddArg(y) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CGRJ {c} x y yes no) // cond: x == y && c&s390x.Equal != 0 // result: (First yes no) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal != 0) { break } b.Reset(BlockFirst) return true } // match: (CGRJ {c} x y yes no) // cond: x == y && c&s390x.Equal == 0 // result: (First no yes) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockS390XCIJ: // match: (CIJ {c} (MOVWreg x) [y] yes no) // result: (CIJ {c} x [y] yes no) for b.Controls[0].Op == OpS390XMOVWreg { v_0 := b.Controls[0] x := v_0.Args[0] y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(y) b.Aux = s390xCCMaskToAux(c) return true } // match: (CIJ {c} (MOVWZreg x) [y] yes no) // result: (CIJ {c} x [y] yes no) for b.Controls[0].Op == OpS390XMOVWZreg { v_0 := b.Controls[0] x := v_0.Args[0] y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(y) b.Aux = s390xCCMaskToAux(c) return true } // match: (CIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal != 0 && int32(x) == int32(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal != 0 && int32(x) == int32(y)) { break } b.Reset(BlockFirst) return true } // match: (CIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less != 0 && int32(x) < int32(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less != 0 && int32(x) < int32(y)) { break } b.Reset(BlockFirst) return true } // match: (CIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater != 0 && int32(x) > int32(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater != 0 && int32(x) > int32(y)) { break } b.Reset(BlockFirst) return true } // match: (CIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal == 0 && int32(x) == int32(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal == 0 && int32(x) == int32(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less == 0 && int32(x) < int32(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less == 0 && int32(x) < int32(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater == 0 && int32(x) > int32(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToInt8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater == 0 && int32(x) > int32(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockS390XCLGIJ: // match: (CLGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal != 0 && uint64(x) == uint64(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal != 0 && uint64(x) == uint64(y)) { break } b.Reset(BlockFirst) return true } // match: (CLGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less != 0 && uint64(x) < uint64(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less != 0 && uint64(x) < uint64(y)) { break } b.Reset(BlockFirst) return true } // match: (CLGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater != 0 && uint64(x) > uint64(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater != 0 && uint64(x) > uint64(y)) { break } b.Reset(BlockFirst) return true } // match: (CLGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal == 0 && uint64(x) == uint64(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal == 0 && uint64(x) == uint64(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less == 0 && uint64(x) < uint64(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less == 0 && uint64(x) < uint64(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLGIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater == 0 && uint64(x) > uint64(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater == 0 && uint64(x) > uint64(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLGIJ {s390x.GreaterOrEqual} _ [0] yes no) // result: (First yes no) for { if auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.GreaterOrEqual { break } b.Reset(BlockFirst) return true } // match: (CLGIJ {s390x.Less} _ [0] yes no) // result: (First no yes) for { if auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Less { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLGIJ {s390x.Equal} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [0]) // result: (BRC {s390x.NoCarry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.NoCarry) return true } // match: (CLGIJ {s390x.Equal} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [1]) // result: (BRC {s390x.Carry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.Carry) return true } // match: (CLGIJ {s390x.LessOrGreater} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [0]) // result: (BRC {s390x.Carry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.Carry) return true } // match: (CLGIJ {s390x.LessOrGreater} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [1]) // result: (BRC {s390x.NoCarry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.NoCarry) return true } // match: (CLGIJ {s390x.Greater} (Select0 (ADDE (MOVDconst [0]) (MOVDconst [0]) carry)) [0]) // result: (BRC {s390x.Carry} carry) for b.Controls[0].Op == OpSelect0 { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XADDE { break } carry := v_0_0.Args[2] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0.AuxInt) != 0 { break } v_0_0_1 := v_0_0.Args[1] if v_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Greater { break } b.resetWithControl(BlockS390XBRC, carry) b.Aux = s390xCCMaskToAux(s390x.Carry) return true } // match: (CLGIJ {s390x.Equal} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [0]) // result: (BRC {s390x.NoBorrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.NoBorrow) return true } // match: (CLGIJ {s390x.Equal} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [1]) // result: (BRC {s390x.Borrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.Equal { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.Borrow) return true } // match: (CLGIJ {s390x.LessOrGreater} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [0]) // result: (BRC {s390x.Borrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.Borrow) return true } // match: (CLGIJ {s390x.LessOrGreater} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [1]) // result: (BRC {s390x.NoBorrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 1 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.NoBorrow) return true } // match: (CLGIJ {s390x.Greater} (NEG (Select0 (SUBE (MOVDconst [0]) (MOVDconst [0]) borrow))) [0]) // result: (BRC {s390x.Borrow} borrow) for b.Controls[0].Op == OpS390XNEG { v_0 := b.Controls[0] v_0_0 := v_0.Args[0] if v_0_0.Op != OpSelect0 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpS390XSUBE { break } borrow := v_0_0_0.Args[2] v_0_0_0_0 := v_0_0_0.Args[0] if v_0_0_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_0.AuxInt) != 0 { break } v_0_0_0_1 := v_0_0_0.Args[1] if v_0_0_0_1.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0_0_1.AuxInt) != 0 || auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Greater { break } b.resetWithControl(BlockS390XBRC, borrow) b.Aux = s390xCCMaskToAux(s390x.Borrow) return true } case BlockS390XCLGRJ: // match: (CLGRJ {c} x (MOVDconst [y]) yes no) // cond: isU8Bit(y) // result: (CLGIJ {c} x [uint8(y)] yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(isU8Bit(y)) { break } b.resetWithControl(BlockS390XCLGIJ, x) b.AuxInt = uint8ToAuxInt(uint8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (CLGRJ {c} (MOVDconst [x]) y yes no) // cond: isU8Bit(x) // result: (CLGIJ {c.ReverseComparison()} y [uint8(x)] yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(isU8Bit(x)) { break } b.resetWithControl(BlockS390XCLGIJ, y) b.AuxInt = uint8ToAuxInt(uint8(x)) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CLGRJ {c} x (MOVDconst [y]) yes no) // cond: !isU8Bit(y) && isU32Bit(y) // result: (BRC {c} (CMPUconst x [int32(y)]) yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(!isU8Bit(y) && isU32Bit(y)) { break } v0 := b.NewValue0(x.Pos, OpS390XCMPUconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(y)) v0.AddArg(x) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c) return true } // match: (CLGRJ {c} (MOVDconst [x]) y yes no) // cond: !isU8Bit(x) && isU32Bit(x) // result: (BRC {c.ReverseComparison()} (CMPUconst y [int32(x)]) yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(!isU8Bit(x) && isU32Bit(x)) { break } v0 := b.NewValue0(v_0.Pos, OpS390XCMPUconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(x)) v0.AddArg(y) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CLGRJ {c} x y yes no) // cond: x == y && c&s390x.Equal != 0 // result: (First yes no) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal != 0) { break } b.Reset(BlockFirst) return true } // match: (CLGRJ {c} x y yes no) // cond: x == y && c&s390x.Equal == 0 // result: (First no yes) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockS390XCLIJ: // match: (CLIJ {s390x.LessOrGreater} (LOCGR {d} (MOVDconst [0]) (MOVDconst [x]) cmp) [0] yes no) // cond: int32(x) != 0 // result: (BRC {d} cmp yes no) for b.Controls[0].Op == OpS390XLOCGR { v_0 := b.Controls[0] d := auxToS390xCCMask(v_0.Aux) cmp := v_0.Args[2] v_0_0 := v_0.Args[0] if v_0_0.Op != OpS390XMOVDconst || auxIntToInt64(v_0_0.AuxInt) != 0 { break } v_0_1 := v_0.Args[1] if v_0_1.Op != OpS390XMOVDconst { break } x := auxIntToInt64(v_0_1.AuxInt) if auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.LessOrGreater || !(int32(x) != 0) { break } b.resetWithControl(BlockS390XBRC, cmp) b.Aux = s390xCCMaskToAux(d) return true } // match: (CLIJ {c} (MOVWreg x) [y] yes no) // result: (CLIJ {c} x [y] yes no) for b.Controls[0].Op == OpS390XMOVWreg { v_0 := b.Controls[0] x := v_0.Args[0] y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(y) b.Aux = s390xCCMaskToAux(c) return true } // match: (CLIJ {c} (MOVWZreg x) [y] yes no) // result: (CLIJ {c} x [y] yes no) for b.Controls[0].Op == OpS390XMOVWZreg { v_0 := b.Controls[0] x := v_0.Args[0] y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(y) b.Aux = s390xCCMaskToAux(c) return true } // match: (CLIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal != 0 && uint32(x) == uint32(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal != 0 && uint32(x) == uint32(y)) { break } b.Reset(BlockFirst) return true } // match: (CLIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less != 0 && uint32(x) < uint32(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less != 0 && uint32(x) < uint32(y)) { break } b.Reset(BlockFirst) return true } // match: (CLIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater != 0 && uint32(x) > uint32(y) // result: (First yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater != 0 && uint32(x) > uint32(y)) { break } b.Reset(BlockFirst) return true } // match: (CLIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Equal == 0 && uint32(x) == uint32(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Equal == 0 && uint32(x) == uint32(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Less == 0 && uint32(x) < uint32(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Less == 0 && uint32(x) < uint32(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLIJ {c} (MOVDconst [x]) [y] yes no) // cond: c&s390x.Greater == 0 && uint32(x) > uint32(y) // result: (First no yes) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := auxIntToUint8(b.AuxInt) c := auxToS390xCCMask(b.Aux) if !(c&s390x.Greater == 0 && uint32(x) > uint32(y)) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (CLIJ {s390x.GreaterOrEqual} _ [0] yes no) // result: (First yes no) for { if auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.GreaterOrEqual { break } b.Reset(BlockFirst) return true } // match: (CLIJ {s390x.Less} _ [0] yes no) // result: (First no yes) for { if auxIntToUint8(b.AuxInt) != 0 || auxToS390xCCMask(b.Aux) != s390x.Less { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockS390XCLRJ: // match: (CLRJ {c} x (MOVDconst [y]) yes no) // cond: isU8Bit(y) // result: (CLIJ {c} x [uint8(y)] yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(isU8Bit(y)) { break } b.resetWithControl(BlockS390XCLIJ, x) b.AuxInt = uint8ToAuxInt(uint8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (CLRJ {c} (MOVDconst [x]) y yes no) // cond: isU8Bit(x) // result: (CLIJ {c.ReverseComparison()} y [uint8(x)] yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(isU8Bit(x)) { break } b.resetWithControl(BlockS390XCLIJ, y) b.AuxInt = uint8ToAuxInt(uint8(x)) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CLRJ {c} x (MOVDconst [y]) yes no) // cond: !isU8Bit(y) && isU32Bit(y) // result: (BRC {c} (CMPWUconst x [int32(y)]) yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(!isU8Bit(y) && isU32Bit(y)) { break } v0 := b.NewValue0(x.Pos, OpS390XCMPWUconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(y)) v0.AddArg(x) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c) return true } // match: (CLRJ {c} (MOVDconst [x]) y yes no) // cond: !isU8Bit(x) && isU32Bit(x) // result: (BRC {c.ReverseComparison()} (CMPWUconst y [int32(x)]) yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(!isU8Bit(x) && isU32Bit(x)) { break } v0 := b.NewValue0(v_0.Pos, OpS390XCMPWUconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(x)) v0.AddArg(y) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CLRJ {c} x y yes no) // cond: x == y && c&s390x.Equal != 0 // result: (First yes no) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal != 0) { break } b.Reset(BlockFirst) return true } // match: (CLRJ {c} x y yes no) // cond: x == y && c&s390x.Equal == 0 // result: (First no yes) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockS390XCRJ: // match: (CRJ {c} x (MOVDconst [y]) yes no) // cond: is8Bit(y) // result: (CIJ {c} x [ int8(y)] yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(is8Bit(y)) { break } b.resetWithControl(BlockS390XCIJ, x) b.AuxInt = int8ToAuxInt(int8(y)) b.Aux = s390xCCMaskToAux(c) return true } // match: (CRJ {c} (MOVDconst [x]) y yes no) // cond: is8Bit(x) // result: (CIJ {c.ReverseComparison()} y [ int8(x)] yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(is8Bit(x)) { break } b.resetWithControl(BlockS390XCIJ, y) b.AuxInt = int8ToAuxInt(int8(x)) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CRJ {c} x (MOVDconst [y]) yes no) // cond: !is8Bit(y) && is32Bit(y) // result: (BRC {c} (CMPWconst x [int32(y)]) yes no) for b.Controls[1].Op == OpS390XMOVDconst { x := b.Controls[0] v_1 := b.Controls[1] y := auxIntToInt64(v_1.AuxInt) c := auxToS390xCCMask(b.Aux) if !(!is8Bit(y) && is32Bit(y)) { break } v0 := b.NewValue0(x.Pos, OpS390XCMPWconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(y)) v0.AddArg(x) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c) return true } // match: (CRJ {c} (MOVDconst [x]) y yes no) // cond: !is8Bit(x) && is32Bit(x) // result: (BRC {c.ReverseComparison()} (CMPWconst y [int32(x)]) yes no) for b.Controls[0].Op == OpS390XMOVDconst { v_0 := b.Controls[0] x := auxIntToInt64(v_0.AuxInt) y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(!is8Bit(x) && is32Bit(x)) { break } v0 := b.NewValue0(v_0.Pos, OpS390XCMPWconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(int32(x)) v0.AddArg(y) b.resetWithControl(BlockS390XBRC, v0) b.Aux = s390xCCMaskToAux(c.ReverseComparison()) return true } // match: (CRJ {c} x y yes no) // cond: x == y && c&s390x.Equal != 0 // result: (First yes no) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal != 0) { break } b.Reset(BlockFirst) return true } // match: (CRJ {c} x y yes no) // cond: x == y && c&s390x.Equal == 0 // result: (First no yes) for { x := b.Controls[0] y := b.Controls[1] c := auxToS390xCCMask(b.Aux) if !(x == y && c&s390x.Equal == 0) { break } b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockIf: // match: (If cond yes no) // result: (CLIJ {s390x.LessOrGreater} (MOVBZreg cond) [0] yes no) for { cond := b.Controls[0] v0 := b.NewValue0(cond.Pos, OpS390XMOVBZreg, typ.Bool) v0.AddArg(cond) b.resetWithControl(BlockS390XCLIJ, v0) b.AuxInt = uint8ToAuxInt(0) b.Aux = s390xCCMaskToAux(s390x.LessOrGreater) return true } } return false }