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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2011-06-09 20:55:41 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2011-06-09 20:55:41 +0000 |
| commit | c2e9a50dfb523964bd9d7598ee27b37669f9a5b8 (patch) | |
| tree | b7bdd1625e5a7b794e9b9302916923decac88a00 | |
| parent | ca5bec22e0e04d0712f5ac78fc6aeceabcf80955 (diff) | |
| download | external_llvm-c2e9a50dfb523964bd9d7598ee27b37669f9a5b8.zip external_llvm-c2e9a50dfb523964bd9d7598ee27b37669f9a5b8.tar.gz external_llvm-c2e9a50dfb523964bd9d7598ee27b37669f9a5b8.tar.bz2 | |
A PHI in this basic block is a use in another basic block.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132805 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/TailDuplication.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/TailDuplication.cpp b/lib/CodeGen/TailDuplication.cpp index e6eb2e7..5fe3cb0 100644 --- a/lib/CodeGen/TailDuplication.cpp +++ b/lib/CodeGen/TailDuplication.cpp @@ -239,7 +239,7 @@ bool TailDuplicatePass::TailDuplicateBlocks(MachineFunction &MF) { MachineOperand &UseMO = UI.getOperand(); MachineInstr *UseMI = &*UI; ++UI; - if (UseMI->getParent() == DefBB) + if (UseMI->getParent() == DefBB && !UseMI->isPHI()) continue; SSAUpdate.RewriteUse(UseMO); } |