diff options
Diffstat (limited to 'llvm/lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/LiveIntervalAnalysis.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp index b237247f7f1..b321b3fdf6b 100644 --- a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -1165,6 +1165,7 @@ addIntervalsForSpills(const LiveInterval &li, // it's also guaranteed to be a single val# / range interval. if (vrm.getPreSplitReg(li.reg)) { vrm.setIsSplitFromReg(li.reg, 0); + vrm.removeKillPoint(li.reg); bool DefIsReMat = vrm.isReMaterialized(li.reg); Slot = vrm.getStackSlot(li.reg); assert(Slot != VirtRegMap::MAX_STACK_SLOT); @@ -1398,8 +1399,10 @@ addIntervalsForSpills(const LiveInterval &li, int UseIdx = LastUse->findRegisterUseOperandIdx(LI->reg); assert(UseIdx != -1); if (LastUse->getInstrDescriptor()-> - getOperandConstraint(UseIdx, TOI::TIED_TO) == -1) + getOperandConstraint(UseIdx, TOI::TIED_TO) == -1) { LastUse->getOperand(UseIdx).setIsKill(); + vrm.addKillPoint(LI->reg, &LastUse->getOperand(UseIdx)); + } } RetNewLIs.push_back(LI); } |
