[PATCH] D10683: AVX-512 vector shuffle lowering

Elena Demikhovsky elena.demikhovsky at intel.com
Mon Jul 27 02:42:01 PDT 2015


delena set the repository for this revision to rL LLVM.
delena updated this revision to Diff 30682.
delena added a comment.

> Anyways, as for getting AVX-512 stuff going, if all the shuffle mask decoding logic that can be done is in place then move on to the next step. But the lack of a comment with the vector constant expanded in it in the vmovdqa64 instructions above make me think that you'll at least need to tweak the code that comments a load from a constant pool.


I added all AVX-512 VMOV..rm instructions to the constant pool printing.

(I'm going to an extended vacation. I'd be happy to receive LGTM, if this patch is ready. Thanks.)


Repository:
  rL LLVM

http://reviews.llvm.org/D10683

Files:
  lib/Target/X86/Utils/X86ShuffleDecode.cpp
  lib/Target/X86/Utils/X86ShuffleDecode.h
  lib/Target/X86/X86ISelLowering.cpp
  lib/Target/X86/X86MCInstLower.cpp
  test/CodeGen/X86/vector-shuffle-512-v16.ll
  test/CodeGen/X86/vector-shuffle-512-v32.ll
  test/CodeGen/X86/vector-shuffle-512-v8.ll

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