[PATCH] D17885: [Power9] Implement add-pc, multiply-add, modulo, extend-sign-shift, random number, set bool, and dfp test significance

[Chuang-Yu Cheng via llvm-commits]

cycheng added a comment.

Agree, something like Requires<[HasP9]>.

  def FeatureP9 : SubtargetFeature<"power9", "HasP9", "true",
                                          "Enable POWER9 instructions",
                                          [FeatureP9Vector, Power9SpecificFeatures]>;


http://reviews.llvm.org/D17885