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InstCombine: Respect recursion depth in visitUDivOperand

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llvm-svn: 216817
This commit is contained in:
David Majnemer 2014-08-30 09:19:05 +00:00
parent 5cf3ee996f
commit 114418805a
1 changed files with 4 additions and 4 deletions
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8
lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
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@ -936,10 +936,10 @@ static size_t visitUDivOperand(Value *Op0, Value *Op1, const BinaryOperator &I,
return 0;
if (SelectInst *SI = dyn_cast<SelectInst>(Op1))
if (size_t LHSIdx = visitUDivOperand(Op0, SI->getOperand(1), I, Actions))
if (visitUDivOperand(Op0, SI->getOperand(2), I, Actions)) {
Actions.push_back(UDivFoldAction((FoldUDivOperandCb)nullptr, Op1,
LHSIdx-1));
if (size_t LHSIdx =
visitUDivOperand(Op0, SI->getOperand(1), I, Actions, Depth))
if (visitUDivOperand(Op0, SI->getOperand(2), I, Actions, Depth)) {
Actions.push_back(UDivFoldAction(nullptr, Op1, LHSIdx - 1));
return Actions.size();
}