[PATCH] D37451: [x86] enable storeOfVectorConstantIsCheap() target hook

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 114245.
spatel added a comment.

Patch updated:
On 3rd thought... :)
We can simplify the code and handle the previously mentioned test on 64-bit too. I've added another test to show the potential follow-up improvement.


https://reviews.llvm.org/D37451

Files:
  lib/Target/X86/X86ISelLowering.h
  test/CodeGen/X86/avx512-regcall-Mask.ll
  test/CodeGen/X86/merge-store-constants.ll

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