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author | rdivacky <rdivacky@FreeBSD.org> | 2010-04-06 15:52:58 +0000 |
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committer | rdivacky <rdivacky@FreeBSD.org> | 2010-04-06 15:52:58 +0000 |
commit | 5f970ec96e421f64db6b1c6509a902ea73d98cc7 (patch) | |
tree | 0dd020f28a4846707f8d60717d9b2921ea187bd8 /lib/Transforms/Utils/BasicBlockUtils.cpp | |
parent | 62cc576dca6a6aa62c0424f0a1e93a0a679d4c8a (diff) | |
download | FreeBSD-src-5f970ec96e421f64db6b1c6509a902ea73d98cc7.zip FreeBSD-src-5f970ec96e421f64db6b1c6509a902ea73d98cc7.tar.gz |
Update LLVM to r100520.
Diffstat (limited to 'lib/Transforms/Utils/BasicBlockUtils.cpp')
-rw-r--r-- | lib/Transforms/Utils/BasicBlockUtils.cpp | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/lib/Transforms/Utils/BasicBlockUtils.cpp b/lib/Transforms/Utils/BasicBlockUtils.cpp index 1f62dab..2f1ae00 100644 --- a/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -336,21 +336,19 @@ BasicBlock *llvm::SplitBlock(BasicBlock *Old, Instruction *SplitPt, Pass *P) { if (Loop *L = LI->getLoopFor(Old)) L->addBasicBlockToLoop(New, LI->getBase()); - if (DominatorTree *DT = P->getAnalysisIfAvailable<DominatorTree>()) - { - // Old dominates New. New node domiantes all other nodes dominated by Old. - DomTreeNode *OldNode = DT->getNode(Old); - std::vector<DomTreeNode *> Children; - for (DomTreeNode::iterator I = OldNode->begin(), E = OldNode->end(); - I != E; ++I) - Children.push_back(*I); - - DomTreeNode *NewNode = DT->addNewBlock(New,Old); - + if (DominatorTree *DT = P->getAnalysisIfAvailable<DominatorTree>()) { + // Old dominates New. New node domiantes all other nodes dominated by Old. + DomTreeNode *OldNode = DT->getNode(Old); + std::vector<DomTreeNode *> Children; + for (DomTreeNode::iterator I = OldNode->begin(), E = OldNode->end(); + I != E; ++I) + Children.push_back(*I); + + DomTreeNode *NewNode = DT->addNewBlock(New,Old); for (std::vector<DomTreeNode *>::iterator I = Children.begin(), E = Children.end(); I != E; ++I) DT->changeImmediateDominator(*I, NewNode); - } + } if (DominanceFrontier *DF = P->getAnalysisIfAvailable<DominanceFrontier>()) DF->splitBlock(Old); |