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Check if subreg index is zero.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@88899 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2009-11-16 06:31:49 +00:00
parent 285a7d57dc
commit 39aa7251a2
2 changed files with 158 additions and 1 deletions
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lib/CodeGen/TargetInstrInfoImpl.cpp
+3 -1
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@@ -142,8 +142,10 @@ void TargetInstrInfoImpl::reMaterialize(MachineBasicBlock &MBB,
if (TargetRegisterInfo::isVirtualRegister(DestReg)) {
MO.setReg(DestReg);
MO.setSubReg(SubIdx);
} else {
} else if (SubIdx) {
MO.setReg(TRI->getSubReg(DestReg, SubIdx));
} else {
MO.setReg(DestReg);
}
MBB.insert(I, MI);
}