[all-commits] [llvm/llvm-project] 190518: [X86] Use generic tuning for "x86-64" if "tune-cpu...

[Phoebe Wang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 190518da4b6b3f4cfb4081b7e110d8a3b9080cc5
      https://github.com/llvm/llvm-project/commit/190518da4b6b3f4cfb4081b7e110d8a3b9080cc5
  Author: Phoebe Wang <phoebe.wang at intel.com>
  Date:   2022-07-15 (Fri, 15 Jul 2022)

  Changed paths:
    M llvm/lib/Target/X86/X86.td
    M llvm/lib/Target/X86/X86TargetMachine.cpp
    M llvm/test/CodeGen/X86/pow.ll
    M llvm/test/CodeGen/X86/sqrt-fastmath-tune.ll
    A llvm/test/CodeGen/X86/sqrt-fastmath-tunecpu-attr.ll
    M llvm/test/CodeGen/X86/sqrt-fastmath.ll
    M llvm/test/CodeGen/X86/x86-cmov-converter.ll
    M llvm/test/DebugInfo/COFF/register-variables.ll

  Log Message:
  -----------
  [X86] Use generic tuning for "x86-64" if "tune-cpu" is not specified

This is an alternative to D129154. See discussions on https://discourse.llvm.org/t/fast-scalar-fsqrt-tuning-in-x86/63605

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D129647