[PATCH] D39340: Modifying reassociate for improved CSE
Aditya Kumar via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Oct 27 05:53:20 PDT 2017
hiraditya added inline comments.
================
Comment at: lib/Transforms/Scalar/Reassociate.cpp:2217
+
+ unsigned MaxRank = std::max(Ops[i].Rank, Ops[j].Rank);
+ if (Score > Max || (Score == Max && MaxRank < BestRank)) {
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Does this ensure that the original order of evaluation is emitted when there is no preferred order?
Repository:
rL LLVM
https://reviews.llvm.org/D39340
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