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LiveRangeEdit: Inline markDeadRemat() into only user; NFC 

This function was only called from a single place in which we didn't
even need the `if (DeadRemats)` check.

llvm-svn: 322230
This commit is contained in:
Matthias Braun 2018-01-10 22:36:26 +00:00
parent 5c84e4b001
commit f23ccf06c6
2 changed files with 1 additions and 7 deletions
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6
llvm/include/llvm/CodeGen/LiveRangeEdit.h
View File

@ -233,12 +233,6 @@ public:
return Rematted.count(ParentVNI);
}
void markDeadRemat(MachineInstr *inst) {
// DeadRemats is an optional field.
if (DeadRemats)
DeadRemats->insert(inst);
}
/// eraseVirtReg - Notify the delegate that Reg is no longer in use, and try
/// to erase it from LIS.
void eraseVirtReg(unsigned Reg);

2
llvm/lib/CodeGen/LiveRangeEdit.cpp
View File

@ -364,7 +364,7 @@ void LiveRangeEdit::eliminateDeadDef(MachineInstr *MI, ToShrinkSet &ToShrink,
VNInfo *VNI = NewLI.getNextValue(Idx, LIS.getVNInfoAllocator());
NewLI.addSegment(LiveInterval::Segment(Idx, Idx.getDeadSlot(), VNI));
pop_back();
markDeadRemat(MI);
DeadRemats->insert(MI);
const TargetRegisterInfo &TRI = *MRI.getTargetRegisterInfo();
MI->substituteRegister(Dest, NewLI.reg, 0, TRI);
MI->getOperand(0).setIsDead(true);