[PATCH] D21775: [InstCombine] Simplify and correct folding fcmps with the same children

[Tim Shen via llvm-commits]

timshen added a comment.

The functional change is here:
https://gist.github.com/timshen91/51b209c8d1be22ef96a1a9fd4131595d#file-fcmp-diff-diff

I verified the differences, and considered them valid. PTAL. Specifically, there are bug fixes from line 2586 to line 2643; others are just optimizations.


http://reviews.llvm.org/D21775