[PATCH] D19087: [x86] prefer comparisons against zero for and+cmp sequences

[Sanjay Patel via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL268858: [x86, BMI] add TLI hook for 'andn' and use it to simplify comparisons (authored by spatel).

Changed prior to commit:
  http://reviews.llvm.org/D19087?vs=56421&id=56498#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D19087

Files:
  llvm/trunk/include/llvm/Target/TargetLowering.h
  llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
  llvm/trunk/lib/Target/X86/X86ISelLowering.h
  llvm/trunk/test/CodeGen/X86/bmi.ll

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