[PATCH] D111249: [X86] Don't use popcnt for parity if only bits 7:0 of the input can be non-zero.

[Sanjay Patel via Phabricator via llvm-commits]

spatel added inline comments.


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Comment at: llvm/test/CodeGen/X86/parity.ll:2-5
 ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=-popcnt | FileCheck %s --check-prefix=X86-NOPOPCNT
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=-popcnt | FileCheck %s --check-prefix=X64-NOPOPCNT
 ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+popcnt | FileCheck %s --check-prefix=X86-POPCNT
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+popcnt | FileCheck %s --check-prefix=X64-POPCNT
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Add shared prefixes for any "X86" and "X64" to reduce the duplicated check lines?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D111249/new/

https://reviews.llvm.org/D111249