We need to subtract one from this index because live ranges are open at the end.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51922 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2008-06-04 00:38:56 +00:00
parent ba12f57ebe
commit 3094a4c97a

View File

@ -467,7 +467,7 @@ void StrongPHIElimination::processBlock(MachineBasicBlock* MBB) {
} else {
// Otherwise, add it to the renaming set
LiveInterval& I = LI.getOrCreateInterval(SrcReg);
unsigned idx = LI.getMBBEndIdx(P->getOperand(i).getMBB());
unsigned idx = LI.getMBBEndIdx(P->getOperand(i).getMBB()) - 1;
VNInfo* VN = I.getLiveRangeContaining(idx)->valno;
assert(VN && "No VNInfo for register?");