[PATCH] D45360: [MC][TableGen] Add optional libpfm counter names for ProcResUnits.

[Clement Courbet via Phabricator via llvm-commits]

courbet created this revision.
courbet added reviewers: gchatelet, RKSimon, andreadb, craig.topper.

Subtargets can define the libpfm counter names that can be used to
measure cycles and uops issued on ProcResUnits.
This allows making llvm-exegesis available on more targets.
Fixes PR36984.


Repository:
  rL LLVM

https://reviews.llvm.org/D45360

Files:
  include/llvm/MC/MCSchedule.h
  include/llvm/Target/TargetSchedule.td
  lib/Target/X86/X86SchedBroadwell.td
  lib/Target/X86/X86SchedHaswell.td
  lib/Target/X86/X86SchedSandyBridge.td
  lib/Target/X86/X86SchedSkylakeClient.td
  lib/Target/X86/X86SchedSkylakeServer.td
  tools/llvm-exegesis/lib/Latency.cpp
  tools/llvm-exegesis/lib/Uops.cpp
  utils/TableGen/SubtargetEmitter.cpp

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