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Merge two if-statements into one.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60402 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2008-12-02 06:22:04 +00:00
parent 29976b9e12
commit d16c6e9993
1 changed files with 3 additions and 7 deletions
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10
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -4443,14 +4443,10 @@ Instruction *InstCombiner::FoldOrWithConstants(BinaryOperator &I, Value *Op,
APInt Xor = CI1->getValue() ^ CI2->getValue();
if (!Xor.isAllOnesValue()) return 0;
if (V1 == B) {
if (V1 == A || V1 == B)
Instruction *NewOp =
InsertNewInstBefore(BinaryOperator::CreateAnd(A, CI1), I);
return BinaryOperator::CreateOr(NewOp, B);
} else if (V1 == A) {
Instruction *NewOp =
InsertNewInstBefore(BinaryOperator::CreateAnd(B, CI1), I);
return BinaryOperator::CreateOr(NewOp, A);
InsertNewInstBefore(BinaryOperator::CreateAnd((V1 == A) ? B : A, CI1), I);
return BinaryOperator::CreateOr(NewOp, V1);
}
return 0;