[llvm] [LVI][SCCP] Add basic ConstantFPRange support (PR #111544)
Yingwei Zheng via llvm-commits
llvm-commits at lists.llvm.org
Tue Oct 8 09:12:33 PDT 2024
dtcxzyw wrote:
> > Can you please check the memory usage impact? I believe this increases the size of the lattice values by another two words, and IIRC both IPSCCP and LVI can be memory usage sensitive.
>
> I just pushed a new branch perf/lvi-cfr.
Compile-time impact:
instructions: http://llvm-compile-time-tracker.com/compare.php?from=a3a253d3c7780977077dd46493917b1949c0166d&to=553fdd7a60c0fc4cf379f284bc226ea427489cbd&stat=instructions:u
memory usage: http://llvm-compile-time-tracker.com/compare.php?from=a3a253d3c7780977077dd46493917b1949c0166d&to=553fdd7a60c0fc4cf379f284bc226ea427489cbd&stat=max-rss
https://github.com/llvm/llvm-project/pull/111544
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