diff options
Diffstat (limited to 'lib/CodeGen/PreAllocSplitting.cpp')
| -rw-r--r-- | lib/CodeGen/PreAllocSplitting.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/CodeGen/PreAllocSplitting.cpp b/lib/CodeGen/PreAllocSplitting.cpp index 1b2b635f39..456be09ecd 100644 --- a/lib/CodeGen/PreAllocSplitting.cpp +++ b/lib/CodeGen/PreAllocSplitting.cpp @@ -457,8 +457,12 @@ PreAllocSplitting::ShrinkWrapLiveInterval(VNInfo *ValNo, DefMI->eraseFromParent(); CurrLI->removeRange(ValNo->def, LIs->getMBBEndIdx(MBB)+1); } + } else if (MBB == BarrierMBB) { + // Remove entire live range from start of mbb to barrier. + CurrLI->removeRange(LIs->getMBBStartIdx(MBB), + LIs->getUseIndex(BarrierIdx)+1); } else { - // Remove entire live range of the bb out of the live interval. + // Remove entire live range of the mbb out of the live interval. CurrLI->removeRange(LIs->getMBBStartIdx(MBB), LIs->getMBBEndIdx(MBB)+1); } |