Remove preexisting kill flags in RegAllocLocal, just like LiveVariables does.
This should make it possible to start producing kill flags in isel without breaking stuff. llvm-svn: 102976
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@ -643,7 +643,10 @@ void RALocal::ComputeLocalLiveness(MachineBasicBlock& MBB) {
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// uses regs before it defs them.
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if (!MO.isReg() || !MO.getReg() || !MO.isUse())
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continue;
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// Ignore helpful kill flags from earlier passes.
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MO.setIsKill(false);
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LastUseDef[MO.getReg()] = std::make_pair(I, i);
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if (TargetRegisterInfo::isVirtualRegister(MO.getReg())) continue;
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