[PATCH] D116072: [X86] GLC: Break false dependency for dest register for several instructions.
Pei, Gen via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 19 20:23:19 PDT 2022
gpei added inline comments.
================
Comment at: llvm/lib/Target/X86/X86.td:460
+def TuningCMULFalseDeps : SubtargetFeature<"false-deps-cmul",
+ "HasCMULFalseDeps", "true",
----------------
craig.topper wrote:
> This should probably be MULC since the instruction names are VFMULC and VFCMULC. The consistent C is after MUL not before.
I think cmul stands for **c**omplex **mul**tiply. However, I will fix it.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D116072/new/
https://reviews.llvm.org/D116072
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