[PATCH] D15124: Use @llvm.invariant.start/end intrinsics to extend basic AA with invariant range analysis for GVN-based load elimination purposes [Local objects only]

[Larisse Voufo via llvm-commits]

lvoufo added a comment.

Why post-dominance analysis? I'm glad you asked. :)
Check out this doc: https://docs.google.com/document/d/1R-gINRdpxzLy82EZK_ymnVNyOPO-tzW5ksNcHuRvxBs/edit?usp=sharing.
Comments welcome.

On the benchmark results: The previous runs have led to results that are inconsistent enough that I am revising the benchmarking environment in use. Will keep you posted once I have a more reliable environment and more consistent data.


http://reviews.llvm.org/D15124