[all-commits] [llvm/llvm-project] 97bdba: [exegesis] ParallelSnippetGenerator: SingleStaticR...

[Roman Lebedev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 97bdba8171fc155d425a8e2cc8d1a64a0d70bbee
      https://github.com/llvm/llvm-project/commit/97bdba8171fc155d425a8e2cc8d1a64a0d70bbee
  Author: Roman Lebedev <lebedev.ri at gmail.com>
  Date:   2022-12-06 (Tue, 06 Dec 2022)

  Changed paths:
    M llvm/tools/llvm-exegesis/lib/ParallelSnippetGenerator.cpp
    M llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp

  Log Message:
  -----------
  [exegesis] ParallelSnippetGenerator: SingleStaticRegPerOperand if 2+ use regs

For instrs with tied operands, that strategy will not produce anything
different from `SingleStaticReg` unless there are at least two registers.