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cache result of operator*

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107974 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif 2010-07-09 15:25:09 +00:00
parent fc36c0f21f
commit 5896935423
1 changed files with 3 additions and 2 deletions
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5
lib/Transforms/Utils/SimplifyCFG.cpp
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@ -1697,10 +1697,11 @@ bool SimplifyCFGOpt::run(BasicBlock *BB) {
SmallVector<BasicBlock*, 8> UncondBranchPreds; SmallVector<BasicBlock*, 8> UncondBranchPreds;
SmallVector<BranchInst*, 8> CondBranchPreds; SmallVector<BranchInst*, 8> CondBranchPreds;
for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI != E; ++PI) { for (pred_iterator PI = pred_begin(BB), E = pred_end(BB); PI != E; ++PI) {
TerminatorInst *PTI = (*PI)->getTerminator(); BasicBlock *P = *PI;
TerminatorInst *PTI = P->getTerminator();
if (BranchInst *BI = dyn_cast<BranchInst>(PTI)) { if (BranchInst *BI = dyn_cast<BranchInst>(PTI)) {
if (BI->isUnconditional()) if (BI->isUnconditional())
UncondBranchPreds.push_back(*PI); UncondBranchPreds.push_back(P);
else else
CondBranchPreds.push_back(BI); CondBranchPreds.push_back(BI);
} }