[PATCH] D125926: Remove duplicate fields in RAGreedy

Matthias Braun via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed May 18 13:40:39 PDT 2022


MatzeB added a comment.

> Therefore, if reserved registers information is changed between last time freezeReservedRegs is called and RAGreedy, it's not picked up by RCI.

That is surprising, shouldn't you trigger an assert in `MachineRegisterInfo::getReservedRegs` if reserved regs are queried before `freezeReservedRegs` is called?

(of course this change is good regardless)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125926/new/

https://reviews.llvm.org/D125926



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