[PATCH] D56011: [x86] lower extracted fadd/fsub to horizontal vector math

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Dec 31 07:20:43 PST 2018


RKSimon added inline comments.


================
Comment at: lib/Target/X86/X86ISelLowering.cpp:18324
+  return !IsSingleSource || IsOptimizingSize || HasFastHOps;
+}
+
----------------
We already have shouldCombineToHorizontalOp 


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D56011/new/

https://reviews.llvm.org/D56011





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