[all-commits] [llvm/llvm-project] 04fd20: [llvm-exegesis] Allow the randomizer to fail nicel...

[Clement Courbet via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 04fd20415612f02c4b09da526f19d24e6fe18e7e
      https://github.com/llvm/llvm-project/commit/04fd20415612f02c4b09da526f19d24e6fe18e7e
  Author: Clement Courbet <courbet at google.com>
  Date:   2020-01-23 (Thu, 23 Jan 2020)

  Changed paths:
    M llvm/tools/llvm-exegesis/lib/RegisterAliasing.cpp
    M llvm/tools/llvm-exegesis/lib/RegisterAliasing.h
    M llvm/tools/llvm-exegesis/lib/SnippetGenerator.cpp
    M llvm/tools/llvm-exegesis/lib/SnippetGenerator.h
    M llvm/tools/llvm-exegesis/lib/Target.cpp
    M llvm/tools/llvm-exegesis/lib/Target.h
    M llvm/tools/llvm-exegesis/lib/X86/Target.cpp
    M llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp

  Log Message:
  -----------
  [llvm-exegesis] Allow the randomizer to fail nicely...

Summary:
... instead of crashing.
On typical exmaple is when there are no available registers.

Reviewers: gchatelet

Subscribers: tschuett, mstojanovic, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D73196