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reduce indentation
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92766 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -35,20 +35,23 @@ static Constant *SubOne(ConstantInt *C) {
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// Otherwise, return null.
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//
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static inline Value *dyn_castFoldableMul(Value *V, ConstantInt *&CST) {
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if (V->hasOneUse() && V->getType()->isInteger())
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if (Instruction *I = dyn_cast<Instruction>(V)) {
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if (I->getOpcode() == Instruction::Mul)
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if ((CST = dyn_cast<ConstantInt>(I->getOperand(1))))
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return I->getOperand(0);
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if (I->getOpcode() == Instruction::Shl)
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if ((CST = dyn_cast<ConstantInt>(I->getOperand(1)))) {
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// The multiplier is really 1 << CST.
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uint32_t BitWidth = cast<IntegerType>(V->getType())->getBitWidth();
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uint32_t CSTVal = CST->getLimitedValue(BitWidth);
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CST = ConstantInt::get(V->getType()->getContext(),
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APInt(BitWidth, 1).shl(CSTVal));
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return I->getOperand(0);
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}
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if (!V->hasOneUse() || !V->getType()->isInteger())
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return 0;
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Instruction *I = dyn_cast<Instruction>(V);
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if (I == 0) return 0;
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if (I->getOpcode() == Instruction::Mul)
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if ((CST = dyn_cast<ConstantInt>(I->getOperand(1))))
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return I->getOperand(0);
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if (I->getOpcode() == Instruction::Shl)
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if ((CST = dyn_cast<ConstantInt>(I->getOperand(1)))) {
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// The multiplier is really 1 << CST.
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uint32_t BitWidth = cast<IntegerType>(V->getType())->getBitWidth();
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uint32_t CSTVal = CST->getLimitedValue(BitWidth);
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CST = ConstantInt::get(V->getType()->getContext(),
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APInt(BitWidth, 1).shl(CSTVal));
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return I->getOperand(0);
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}
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return 0;
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}
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@ -345,7 +348,7 @@ Instruction *InstCombiner::visitAdd(BinaryOperator &I) {
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RHSConv->getOperand(0))) {
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// Insert the new integer add.
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Value *NewAdd = Builder->CreateNSWAdd(LHSConv->getOperand(0),
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RHSConv->getOperand(0), "addconv");
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RHSConv->getOperand(0), "addconv");
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return new SExtInst(NewAdd, I.getType());
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}
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}
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