[PATCH] D144927: [GVNHoist] don't hoist callbr users into the callbr's block

Aditya Kumar via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 7 10:39:35 PST 2023


hiraditya added inline comments.


================
Comment at: llvm/lib/Transforms/Scalar/GVNHoist.cpp:819
+    // the use above the def.
+    if (is_contained(T->users(), Insn))
+      continue;
----------------
I'm assuming there are only a few `T->users` in practice, otherwise linear search on users could be slow.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D144927/new/

https://reviews.llvm.org/D144927



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