[all-commits] [llvm/llvm-project] c7dc47: [llvm-exegesis] Check counters before running

[Miloš Stojanović via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: c7dc4734d23f45f576ba5af2aae5be9dfa2d3643
      https://github.com/llvm/llvm-project/commit/c7dc4734d23f45f576ba5af2aae5be9dfa2d3643
  Author: Miloš Stojanović <Milos.Stojanovic at rt-rk.com>
  Date:   2019-12-31 (Tue, 31 Dec 2019)

  Changed paths:
    M llvm/tools/llvm-exegesis/lib/Latency.cpp
    M llvm/tools/llvm-exegesis/lib/Target.cpp
    M llvm/tools/llvm-exegesis/llvm-exegesis.cpp

  Log Message:
  -----------
  [llvm-exegesis] Check counters before running

Check if the appropriate counters for the specified mode are defined on
the target. This is checked before any other work is done.

Differential Revision: https://reviews.llvm.org/D71927