[PATCH] D11393: [X86] Allow X86::COND_NE_OR_P and X86::COND_NP_OR_E to be reversed.

[Cong Hou via llvm-commits]

congh updated this revision to Diff 45444.
congh added a comment.

Detect COND_P_AND_NE and COND_E_AND_NP with the constraint that the two jumping targets are different.


http://reviews.llvm.org/D11393

Files:
  lib/Target/X86/X86InstrInfo.cpp
  lib/Target/X86/X86InstrInfo.h
  test/CodeGen/X86/block-placement.ll
  test/CodeGen/X86/fast-isel-cmp-branch2.ll
  test/CodeGen/X86/fast-isel-cmp-branch3.ll
  test/CodeGen/X86/x86-analyze-branch-jne-jp.ll

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