[PATCH] D16956: [X86][SSE1] Add MOVLHPS/MOVHLPS lowering and memory folding support

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Mon Feb 8 06:32:00 PST 2016


RKSimon updated this revision to Diff 47187.
RKSimon added a comment.

Thanks Sanjay - I missed that comment! The AMD 15h SOG highlights the MOVHP*/MOVLP* loads as having a merge dependency, I've added them to hasPartialRegUpdate().


Repository:
  rL LLVM

http://reviews.llvm.org/D16956

Files:
  lib/Target/X86/X86ISelLowering.cpp
  lib/Target/X86/X86InstrInfo.cpp
  test/CodeGen/X86/vector-shuffle-sse1.ll

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