[PATCH] D49310: [llvm-mca][BtVer2] Teach how to identify dependency-breaking idioms.

[Andrea Di Biagio via Phabricator via llvm-commits]

andreadb updated this revision to Diff 155646.
andreadb added a comment.

Patch updated.

Added a comment to `X86MCInstrAnalysis::isDependencyBreaking`.


https://reviews.llvm.org/D49310

Files:
  include/llvm/MC/MCInstrAnalysis.h
  lib/MC/MCInstrAnalysis.cpp
  lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
  test/tools/llvm-mca/X86/BtVer2/dependency-breaking-cmp.s
  test/tools/llvm-mca/X86/BtVer2/dependency-breaking-pcmpeq.s
  test/tools/llvm-mca/X86/BtVer2/dependency-breaking-sbb-2.s
  test/tools/llvm-mca/X86/BtVer2/one-idioms.s
  tools/llvm-mca/DispatchStage.cpp
  tools/llvm-mca/InstrBuilder.cpp
  tools/llvm-mca/Instruction.h

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