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Remove no-op check.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76302 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman 2009-07-18 09:21:25 +00:00
parent 1694e095c0
commit 191a0aee4f
1 changed files with 1 additions and 2 deletions
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3
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -8453,8 +8453,7 @@ Instruction *InstCombiner::visitTrunc(TruncInst &CI) {
uint32_t SrcBitWidth = Src->getType()->getScalarSizeInBits();
// Canonicalize trunc x to i1 -> (icmp ne (and x, 1), 0)
if (DestBitWidth == 1 &&
isa<VectorType>(Ty) == isa<VectorType>(Src->getType())) {
if (DestBitWidth == 1) {
Constant *One = Context->getConstantInt(Src->getType(), 1);
Src = InsertNewInstBefore(BinaryOperator::CreateAnd(Src, One, "tmp"), CI);
Value *Zero = Context->getNullValue(Src->getType());