[llvm-bugs] [Bug 37202] LCSSA (Loop-Closed SSA Form Pass) (and hence LICM) is extremely slow

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=37202

Florian Hahn <florian_hahn at apple.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #3 from Florian Hahn <florian_hahn at apple.com> ---
With the 2 improvements below, the time spent on the benchmark went from 51s to
19s on my machine. LCSSA first shows up with -time-passes at position 6 or so.

https://reviews.llvm.org/rL352960
https://reviews.llvm.org/rL351567

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