[PATCH] D33587: [DAGCombine] Do several rounds of combine.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added inline comments.


================
Comment at: test/CodeGen/X86/not-and-simplify.ll:22
 ; ALL-LABEL: shrink_xor_constant1_splat:
 ; ALL:       # %bb.0:
+; ALL-NEXT:    pcmpeqd %xmm1, %xmm1
----------------
xbolva00 wrote:
> Bug?
Alive says its ok: https://rise4fun.com/Alive/MDFW

And it replaces a load with a re-rematerializable constant


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D33587/new/

https://reviews.llvm.org/D33587