[PATCH] D33587: [DAGCombine] Do several rounds of combine.

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

Have we looked into visiting the nodes bottom up instead of top down as is currently done. Would require an explicit topological sort instead of getting whatever order the previous legalizer step left us with.


Repository:
  rL LLVM

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  https://reviews.llvm.org/D33587/new/

https://reviews.llvm.org/D33587