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| author | Cameron Zwarich <zwarich@apple.com> | 2013-02-20 06:46:32 +0000 |
|---|---|---|
| committer | Cameron Zwarich <zwarich@apple.com> | 2013-02-20 06:46:32 +0000 |
| commit | 68fbc4f64283372ecaae41e52bccfaf7d4240241 (patch) | |
| tree | 3fb74b3139762294259226e1b5346f373504a7d9 /llvm/lib/CodeGen/PHIElimination.cpp | |
| parent | 37ca2e81d84d2008c5b509a38078145ad5b05285 (diff) | |
| download | bcm5719-llvm-68fbc4f64283372ecaae41e52bccfaf7d4240241.tar.gz bcm5719-llvm-68fbc4f64283372ecaae41e52bccfaf7d4240241.zip | |
Avoid recomputing an inserted instruction's SlotIndex.
llvm-svn: 175597
Diffstat (limited to 'llvm/lib/CodeGen/PHIElimination.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/PHIElimination.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/PHIElimination.cpp b/llvm/lib/CodeGen/PHIElimination.cpp index 37e2ee1fae1..061c385765c 100644 --- a/llvm/lib/CodeGen/PHIElimination.cpp +++ b/llvm/lib/CodeGen/PHIElimination.cpp @@ -306,10 +306,9 @@ void PHIElimination::LowerPHINode(MachineBasicBlock &MBB, // Update LiveIntervals for the new copy or implicit def. if (LIS) { MachineInstr *NewInstr = prior(AfterPHIsIt); - LIS->InsertMachineInstrInMaps(NewInstr); + SlotIndex DestCopyIndex = LIS->InsertMachineInstrInMaps(NewInstr); SlotIndex MBBStartIndex = LIS->getMBBStartIdx(&MBB); - SlotIndex DestCopyIndex = LIS->getInstructionIndex(NewInstr); if (IncomingReg) { // Add the region from the beginning of MBB to the copy instruction to // IncomingReg's live interval. |
