wxiao3 added inline comments.
================
Comment at: llvm/include/llvm/CodeGen/LiveRegMatrix.h:44
VirtRegMap *VRM;
+ MachineRegisterInfo *MRI;
----------------
what's the purpose of this member?
================
Comment at: llvm/lib/Target/X86/X86RegisterInfo.cpp:917
+ }
+ for (MCPhysReg PhysReg : Order) {
+ if (!MRI->isReserved(PhysReg))
----------------
Don't need to add PhysReg again if PhysReg is already in Hints.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D87981/new/
https://reviews.llvm.org/D87981
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