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| author | Tim Northover <tnorthover@apple.com> | 2017-04-20 21:56:52 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2017-04-20 21:56:52 +0000 |
| commit | 46e58354daa0e6508a25e3e74b926b8eb6374ccd (patch) | |
| tree | 65a5169ec9c375748b55a07b92fcab15777388ed /clang/lib/Frontend/InitPreprocessor.cpp | |
| parent | 906ffb7b8f8e5cb767a4083a44f69684bb42f3ae (diff) | |
| download | llvm-46e58354daa0e6508a25e3e74b926b8eb6374ccd.zip llvm-46e58354daa0e6508a25e3e74b926b8eb6374ccd.tar.gz llvm-46e58354daa0e6508a25e3e74b926b8eb6374ccd.tar.bz2 | |
ARM: lower "fence singlethread" to a pure compiler barrier.
Single-threaded fences aren't required to provide any synchronization with
other processing elements so there's no need for a DMB. They should still be a
barrier for compiler optimizations though.
llvm-svn: 300904
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
0 files changed, 0 insertions, 0 deletions