diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCMIPeephole.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCMIPeephole.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCMIPeephole.cpp b/llvm/lib/Target/PowerPC/PPCMIPeephole.cpp index c5684c7..0b515c9 100644 --- a/llvm/lib/Target/PowerPC/PPCMIPeephole.cpp +++ b/llvm/lib/Target/PowerPC/PPCMIPeephole.cpp @@ -448,6 +448,9 @@ void PPCMIPeephole::convertUnprimedAccPHIs( if (MRI->isSSA()) addRegToUpdate(RegMBB.first.getReg()); } + // The liveness of old PHI and new PHI have to be updated. + addRegToUpdate(PHI->getOperand(0).getReg()); + addRegToUpdate(AccReg); ChangedPHIMap[PHI] = NewPHI.getInstr(); LLVM_DEBUG(dbgs() << "Converting PHI: "); LLVM_DEBUG(PHI->dump()); |