[all-commits] [llvm/llvm-project] ef9446: [GVN] lazily update dominator tree when merge unco...

[Enna1 via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ef9446bd2d362ec90cd681ae59463d16bf671fe8
      https://github.com/llvm/llvm-project/commit/ef9446bd2d362ec90cd681ae59463d16bf671fe8
  Author: Enna1 <xumingjie.enna1 at bytedance.com>
  Date:   2024-04-14 (Sun, 14 Apr 2024)

  Changed paths:
    M llvm/lib/Transforms/Scalar/GVN.cpp

  Log Message:
  -----------
  [GVN] lazily update dominator tree when merge unconditional branches in function (#88477)

With this change, the wall time for of GVN pass decreased from
873,745.492 ms to 367,375.304 ms in an our internal testcase.



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