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| author | Jim Grosbach <grosbach@apple.com> | 2010-06-23 16:07:42 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2010-06-23 16:07:42 +0000 |
| commit | b58c08b0ba5d0163111d4b7454a3d968d86c3ece (patch) | |
| tree | 0986225298bfcd1e9be2bc5c2ac237eb5d1e0e6b /llvm/utils/FileCheck/FileCheck.cpp | |
| parent | 1fc3bdc61e55c30f790ff2b79ec4ef941645c75b (diff) | |
| download | bcm5719-llvm-b58c08b0ba5d0163111d4b7454a3d968d86c3ece.tar.gz bcm5719-llvm-b58c08b0ba5d0163111d4b7454a3d968d86c3ece.zip | |
Some targets don't require the fencing MEMBARRIER instructions surrounding
atomic intrinsics, either because the use locking instructions for the
atomics, or because they perform the locking directly. Add support in the
DAG combiner to fold away the fences.
llvm-svn: 106630
Diffstat (limited to 'llvm/utils/FileCheck/FileCheck.cpp')
0 files changed, 0 insertions, 0 deletions
