[PATCH] D14261: [X86][SSE] Recursive search for zeroable shuffle elements

[Simon Pilgrim via llvm-commits]

RKSimon updated this revision to Diff 40179.
RKSimon added a comment.

Added recursion limit and other recommendations from Andrea.


Repository:
  rL LLVM

http://reviews.llvm.org/D14261

Files:
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/sse41.ll
  test/CodeGen/X86/widen_load-2.ll

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