[PATCH] D144832: [X86] Split off x86-64-v* tuning flags

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon created this revision.
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Noticed when reviewing D143786 <https://reviews.llvm.org/D143786>, we are currently inheriting the x86-64-v* tuning flags from specific CPUs when really we need these to be a mixture of common traits and tuning to avoid specific severe regressions (e.g. popcnt false dependencies).


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D144832

Files:
  llvm/lib/Target/X86/X86.td

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