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| author | Owen Anderson <resistor@mac.com> | 2006-06-13 20:50:09 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2006-06-13 20:50:09 +0000 |
| commit | 8b92d0cae10b1abf660788e7d8e493d71ac1e477 (patch) | |
| tree | 6b2fec7d2e4ec541dc3413068f75546cd9c755f8 /lib/Transforms/Utils/LCSSA.cpp | |
| parent | 3cc86cc11f0bf4df5b62be617d5c2cd431bbc976 (diff) | |
| download | llvm-8b92d0cae10b1abf660788e7d8e493d71ac1e477.tar.gz llvm-8b92d0cae10b1abf660788e7d8e493d71ac1e477.tar.bz2 llvm-8b92d0cae10b1abf660788e7d8e493d71ac1e477.tar.xz | |
Fix another instance where PHI nodes need special treatment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28774 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/LCSSA.cpp')
| -rw-r--r-- | lib/Transforms/Utils/LCSSA.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Transforms/Utils/LCSSA.cpp b/lib/Transforms/Utils/LCSSA.cpp index 37ab7ee7ff..3c70f735e8 100644 --- a/lib/Transforms/Utils/LCSSA.cpp +++ b/lib/Transforms/Utils/LCSSA.cpp @@ -215,6 +215,12 @@ void LCSSA::processInstruction(Instruction* Instr, for (Instruction::use_iterator UI = Instr->use_begin(), UE = Instr->use_end(); UI != UE; ++UI) { Instruction* use = cast<Instruction>(*UI); + BasicBlock* UserBB = use->getParent(); + if (PHINode* p = dyn_cast<PHINode>(use)) { + unsigned OperandNo = UI.getOperandNo(); + UserBB = p->getIncomingBlock(OperandNo/2); + } + // Don't need to update uses within the loop body. if (!inLoop(use->getParent())) Uses.push_back(use); |