[PATCH] D150673: [XCore] Use backwards scavenging in frame index elimination

[Jay Foad via Phabricator via llvm-commits]

foad created this revision.
foad added reviewers: nigelp-xmos, arsenm, bogner, RKSimon, fhahn.
Herald added subscribers: StephenFan, arphaman, hiraditya.
Herald added a project: All.
foad requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.

This is preferred because it does not rely on accurate kill flags.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D150673

Files:
  llvm/lib/Target/XCore/XCoreRegisterInfo.cpp
  llvm/lib/Target/XCore/XCoreRegisterInfo.h
  llvm/test/CodeGen/XCore/scavenging.ll

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