[all-commits] [llvm/llvm-project] 170e45: [PowerPC] Prevent the use of MMA with P9 and earlier

[bsaleil via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 170e45ae186b3eed16898db933c94a85ac623933
      https://github.com/llvm/llvm-project/commit/170e45ae186b3eed16898db933c94a85ac623933
  Author: Baptiste Saleil <baptiste.saleil at ibm.com>
  Date:   2020-11-12 (Thu, 12 Nov 2020)

  Changed paths:
    M clang/lib/Basic/Targets/PPC.cpp
    A clang/test/Driver/ppc-mma-support-check.c
    M clang/test/Preprocessor/init-ppc64.c

  Log Message:
  -----------
  [PowerPC] Prevent the use of MMA with P9 and earlier

We want to allow using MMA on P10 CPU only. This patch prevents the use of MMA
with the -mmma option on P9 CPUs and earlier.

Differential Revision: https://reviews.llvm.org/D91200