diff options
Diffstat (limited to 'llvm/lib/CodeGen')
-rw-r--r-- | llvm/lib/CodeGen/LiveIntervalAnalysis.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp index 593bbdbad75..d5160cdb2af 100644 --- a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -585,7 +585,8 @@ void LiveIntervals::handleRegisterDef(MachineBasicBlock *MBB, handleVirtualRegisterDef(MBB, MI, getOrCreateInterval(reg)); else if (allocatableRegs_[reg]) { unsigned SrcReg = 0, DestReg = 0; - bool IsMove = tii_->isMoveInstr(*MI, SrcReg, DestReg); + if (!tii_->isMoveInstr(*MI, SrcReg, DestReg)) + SrcReg = DestReg = 0; handlePhysicalRegisterDef(MBB, MI, getOrCreateInterval(reg), SrcReg, DestReg); |