[PATCH] D33088: [LiveVariables] Switch Kill/Defs sets to be `DenseSet`

[Davide Italiano via Phabricator via llvm-commits]

davide added a comment.

In particular, the time spent in EliminatePHI goes from

  92.7229 ( 59.4%)   0.0100 (  1.1%)  92.7329 ( 59.0%)  92.7333 ( 59.0%)  Eliminate PHI nodes for register allocation

to

  107.5286 ( 62.0%)   0.0090 (  1.1%)  107.5375 ( 61.7%)  107.5381 ( 61.7%)  Eliminate PHI nodes for register allocation


Repository:
  rL LLVM

https://reviews.llvm.org/D33088