[PATCH] D12513: Update edge weights properly when merging blocks in if-conversion.

[Cong Hou via llvm-commits]

congh updated this revision to Diff 33729.
congh added a comment.

Fixed a bug in the patch and added more comments.


http://reviews.llvm.org/D12513

Files:
  lib/CodeGen/IfConversion.cpp
  test/CodeGen/ARM/ifcvt-iter-indbr.ll
  test/CodeGen/Hexagon/ifcvt-edge-weight.ll

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