diff options
| 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 | e714a5c5497e4d906701eefad3ab22fb3d83e263 (patch) | |
| tree | bf8a0b63cbf54f644415473a62919d0bc122394a /llvm/lib/Transforms/Utils/LCSSA.cpp | |
| parent | 7e428625c9f54a642ff13538e5ce3ff07424ab6d (diff) | |
| download | bcm5719-llvm-e714a5c5497e4d906701eefad3ab22fb3d83e263.tar.gz bcm5719-llvm-e714a5c5497e4d906701eefad3ab22fb3d83e263.zip | |
Fix another instance where PHI nodes need special treatment.
llvm-svn: 28774
Diffstat (limited to 'llvm/lib/Transforms/Utils/LCSSA.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LCSSA.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/LCSSA.cpp b/llvm/lib/Transforms/Utils/LCSSA.cpp index 37ab7ee7ff2..3c70f735e88 100644 --- a/llvm/lib/Transforms/Utils/LCSSA.cpp +++ b/llvm/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); |
