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| author | Amara Emerson <amara@apple.com> | 2021-03-17 11:34:56 -0700 |
|---|---|---|
| committer | Amara Emerson <amara@apple.com> | 2021-03-17 18:02:08 -0700 |
| commit | 28963d895b529e90b8b99716516ae4e422592797 (patch) | |
| tree | dfe62ce296a74bae7b9be4e35621b588ff7d41ac /llvm/lib/Object/XCOFFObjectFile.cpp | |
| parent | 1a4bc3aba360522983692ac933b2b6daaa5f5082 (diff) | |
| download | llvm-28963d895b529e90b8b99716516ae4e422592797.zip llvm-28963d895b529e90b8b99716516ae4e422592797.tar.gz llvm-28963d895b529e90b8b99716516ae4e422592797.tar.bz2 | |
[GlobalISel] Don't DCE LIFETIME_START/LIFETIME_END markers.
These are pseudos without any users, so DCE was killing them in the combiner.
Marking them as having side effects doesn't seem quite right since they don't.
Gives a nice 0.3% geomean size win on CTMark -Os.
Differential Revision: https://reviews.llvm.org/D98811
Diffstat (limited to 'llvm/lib/Object/XCOFFObjectFile.cpp')
0 files changed, 0 insertions, 0 deletions