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| author | Matthias Braun <matze@braunis.de> | 2016-05-10 20:11:58 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2016-05-10 20:11:58 +0000 |
| commit | 8a5b46737a5991056998ddbc6d9915e7e21b63c5 (patch) | |
| tree | 759cadea9dd4035411551aa09a722b7876a4c507 /clang/unittests/Basic/VirtualFileSystemTest.cpp | |
| parent | 02d455768ec30bbb0d48ad331ce5149df7ad91a7 (diff) | |
| download | llvm-8a5b46737a5991056998ddbc6d9915e7e21b63c5.zip llvm-8a5b46737a5991056998ddbc6d9915e7e21b63c5.tar.gz llvm-8a5b46737a5991056998ddbc6d9915e7e21b63c5.tar.bz2 | |
ScheduleDAGInstrs: Comment on why subreg defs are not seen as uses; NFC
Usually subregister definitions are consider uses of the remaining
lanes that did not get defined. Add a comment why the code in
ScheduleDAGInstrs does not add use dependencies regardless.
llvm-svn: 269107
Diffstat (limited to 'clang/unittests/Basic/VirtualFileSystemTest.cpp')
0 files changed, 0 insertions, 0 deletions