[PATCH] D78264: [AArch64CondBrTuning] Ignore debug insts when scanning for NZCV clobbers [9/10]

[Vedant Kumar via Phabricator via llvm-commits]

vsk created this revision.
vsk added reviewers: aemerson, paquette.
Herald added subscribers: danielkiss, jfb, hiraditya, kristof.beyls.
Herald added a project: LLVM.

This fixes several instances in which condbr optimization was missed
due to a debug instruction appearing as a bogus NZCV clobber.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D78264

Files:
  llvm/lib/Target/AArch64/AArch64CondBrTuning.cpp
  llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
  llvm/lib/Target/AArch64/AArch64InstrInfo.h
  llvm/test/CodeGen/AArch64/arm64-early-ifcvt.ll
  llvm/test/CodeGen/AArch64/arm64-shrink-wrapping.ll
  llvm/test/CodeGen/AArch64/cond-br-tuning.ll

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