diff options
Diffstat (limited to 'lib/CodeGen/SimpleRegisterCoalescing.cpp')
| -rw-r--r-- | lib/CodeGen/SimpleRegisterCoalescing.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp index ed407eb..6314331 100644 --- a/lib/CodeGen/SimpleRegisterCoalescing.cpp +++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp @@ -1065,7 +1065,7 @@ SimpleRegisterCoalescing::isWinToJoinVRWithSrcPhysReg(MachineInstr *CopyMI, if (SuccMBB == CopyMBB) continue; if (DstInt.overlaps(li_->getMBBStartIdx(SuccMBB), - li_->getMBBEndIdx(SuccMBB).getNextIndex().getBaseIndex())) + li_->getMBBEndIdx(SuccMBB))) return false; } } @@ -1121,7 +1121,7 @@ SimpleRegisterCoalescing::isWinToJoinVRWithDstPhysReg(MachineInstr *CopyMI, if (PredMBB == SMBB) continue; if (SrcInt.overlaps(li_->getMBBStartIdx(PredMBB), - li_->getMBBEndIdx(PredMBB).getNextIndex().getBaseIndex())) + li_->getMBBEndIdx(PredMBB))) return false; } } @@ -2246,8 +2246,9 @@ SimpleRegisterCoalescing::JoinIntervals(LiveInterval &LHS, LiveInterval &RHS, continue; // Figure out the value # from the RHS. - LHSValsDefinedFromRHS[VNI]= - RHS.getLiveRangeContaining(VNI->def.getPrevSlot())->valno; + LiveRange *lr = RHS.getLiveRangeContaining(VNI->def.getPrevSlot()); + assert(lr && "Cannot find live range"); + LHSValsDefinedFromRHS[VNI] = lr->valno; } // Loop over the value numbers of the RHS, seeing if any are defined from @@ -2264,8 +2265,9 @@ SimpleRegisterCoalescing::JoinIntervals(LiveInterval &LHS, LiveInterval &RHS, continue; // Figure out the value # from the LHS. - RHSValsDefinedFromLHS[VNI]= - LHS.getLiveRangeContaining(VNI->def.getPrevSlot())->valno; + LiveRange *lr = LHS.getLiveRangeContaining(VNI->def.getPrevSlot()); + assert(lr && "Cannot find live range"); + RHSValsDefinedFromLHS[VNI] = lr->valno; } LHSValNoAssignments.resize(LHS.getNumValNums(), -1); |
