[PATCH] D145755: [SVE] Restrict cmp+and->pred_cmp isel to instances where the and is the sole user of the compare.

[Paul Walker via Phabricator via llvm-commits]

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Without the single use restriction we may replace the and with a
more costly duplicated compare.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D145755

Files:
  llvm/lib/Target/AArch64/SVEInstrFormats.td
  llvm/test/CodeGen/AArch64/sve-fcmp.ll
  llvm/test/CodeGen/AArch64/sve-fp-int-min-max.ll
  llvm/test/CodeGen/AArch64/sve-intrinsics-int-compares.ll

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