[PATCH] D28249: Improve scheduling with branch coalescing
Lei Huang via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jan 25 08:46:03 PST 2017
lei marked an inline comment as done.
lei added inline comments.
================
Comment at: lib/CodeGen/BranchCoalescing.cpp:442
+ for (auto &Def : MI.defs()) { // Looking at Def
+ if (Def.isReg()) // could it be anything else?
+ for (auto &Use : MRI->use_instructions(Def.getReg())) {
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nemanjai wrote:
> I don't understand the purpose of the comment.
will remove this redundant check since MI.defs() return register definitions.
https://reviews.llvm.org/D28249
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