| /llvm-project-15.0.7/llvm/lib/Transforms/InstCombine/ |
| H A D | InstCombineSelect.cpp | 842 const APInt *C, *CmpC; in canonicalizeSaturatedAdd() local
845 match(FVal, m_AllOnes()) && match(Cmp1, m_APInt(CmpC)) && *CmpC == ~*C) { in canonicalizeSaturatedAdd()
1009 const APInt *CmpC; in adjustMinMax() local
1010 if (!Cmp.hasOneUse() || !match(CmpRHS, m_APInt(CmpC))) in adjustMinMax()
1022 AdjustedRHS = ConstantInt::get(CmpRHS->getType(), *CmpC + 1); in adjustMinMax()
1520 const APInt *CmpC; in foldSelectZeroOrOnes() local
1521 if (!match(Cmp->getOperand(1), m_APIntAllowUndef(CmpC))) in foldSelectZeroOrOnes()
1526 if (Cmp->getPredicate() == ICmpInst::ICMP_ULT && *CmpC == 2 && in foldSelectZeroOrOnes()
1531 if (Cmp->getPredicate() == ICmpInst::ICMP_UGT && *CmpC == 1 && in foldSelectZeroOrOnes()
1539 const APInt *CmpC; in foldSelectInstWithICmpConst() local
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| H A D | InstCombineSimplifyDemanded.cpp | 357 const APInt *CmpC; in SimplifyDemandedUseBits() local
359 if (!match(I->getOperand(0), m_ICmp(Pred, m_Value(X), m_APInt(CmpC))) || in SimplifyDemandedUseBits()
360 isa<Constant>(X) || CmpC->getBitWidth() != SelC->getBitWidth()) in SimplifyDemandedUseBits()
364 if (*CmpC == *SelC) in SimplifyDemandedUseBits()
368 if ((*CmpC & DemandedMask) == (*SelC & DemandedMask)) { in SimplifyDemandedUseBits()
369 I->setOperand(OpNo, ConstantInt::get(I->getType(), *CmpC)); in SimplifyDemandedUseBits()
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| H A D | InstCombineCompares.cpp | 5549 const APInt *CmpC; in foldICmpUsingKnownBits() local
5550 if (match(Op1, m_APInt(CmpC))) { in foldICmpUsingKnownBits()
5552 if (*CmpC == Op0Min + 1) in foldICmpUsingKnownBits()
5566 const APInt *CmpC; in foldICmpUsingKnownBits() local
5567 if (match(Op1, m_APInt(CmpC))) { in foldICmpUsingKnownBits()
5569 if (*CmpC == Op0Max - 1) in foldICmpUsingKnownBits()
5583 const APInt *CmpC; in foldICmpUsingKnownBits() local
5584 if (match(Op1, m_APInt(CmpC))) { in foldICmpUsingKnownBits()
5594 const APInt *CmpC; in foldICmpUsingKnownBits() local
5595 if (match(Op1, m_APInt(CmpC))) { in foldICmpUsingKnownBits()
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| H A D | InstCombineAndOrXor.cpp | 1959 Constant *CmpC = ConstantExpr::getSub(LshrC, Log2C1); in visitAnd() local
1960 Value *Cmp = Builder.CreateICmpEQ(X, CmpC); in visitAnd()
1976 Constant *CmpC = ConstantExpr::getSub(ShlC, Log2C3); in visitAnd() local
1977 Value *Cmp = Builder.CreateICmpEQ(X, CmpC); in visitAnd()
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| /llvm-project-15.0.7/llvm/lib/Transforms/Vectorize/ |
| H A D | VectorCombine.cpp | 788 SmallVector<Constant *, 32> CmpC(VecTy->getNumElements(), in foldExtractedCmps() local
790 CmpC[Index0] = C0; in foldExtractedCmps()
791 CmpC[Index1] = C1; in foldExtractedCmps()
792 Value *VCmp = Builder.CreateCmp(Pred, X, ConstantVector::get(CmpC)); in foldExtractedCmps()
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| /llvm-project-15.0.7/llvm/lib/CodeGen/ |
| H A D | CodeGenPrepare.cpp | 1557 const APInt *CmpC, *AddC; in combineToUSubWithOverflow() local
1559 match(B, m_APInt(CmpC)) && *AddC == -(*CmpC)) { in combineToUSubWithOverflow()
1783 auto *CmpC = dyn_cast<ConstantInt>(User->getOperand(1)); in sinkAndCmp0Expression() local
1784 if (!CmpC || !CmpC->isZero()) in sinkAndCmp0Expression()
7849 APInt CmpC = cast<ConstantInt>(Cmp->getOperand(1))->getValue(); in optimizeBranch() local
7862 if (CmpC.isPowerOf2() && Cmp->getPredicate() == ICmpInst::ICMP_ULT && in optimizeBranch()
7863 match(UI, m_Shr(m_Specific(X), m_SpecificInt(CmpC.logBase2())))) { in optimizeBranch()
7875 (match(UI, m_Add(m_Specific(X), m_SpecificInt(-CmpC))) || in optimizeBranch()
7876 match(UI, m_Sub(m_Specific(X), m_SpecificInt(CmpC))))) { in optimizeBranch()
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| /llvm-project-15.0.7/llvm/lib/Target/X86/ |
| H A D | X86ISelLowering.cpp | 43225 SDValue CmpC; in combinePredicateReduction() local
43229 CmpC = DAG.getConstant(0, DL, CmpVT); in combinePredicateReduction()
43233 CmpC = DAG.getConstant(APInt::getLowBitsSet(CmpVT.getSizeInBits(), NumElts), in combinePredicateReduction()
43242 SDValue Setcc = DAG.getSetCC(DL, SetccVT, Movmsk, CmpC, CondCode); in combinePredicateReduction()
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