[PATCH] D21560: Relax the clearance calculating for breaking partial register dependency.

[Dehao Chen via llvm-commits]

danielcdh updated this revision to Diff 61982.
danielcdh added a comment.

update comments and options


http://reviews.llvm.org/D21560

Files:
  lib/Target/X86/X86InstrInfo.cpp
  test/CodeGen/X86/vec_int_to_fp.ll

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