Lower memory barriers to sync instructions.

llvm-svn: 135537
4 files changed
tree: 3a569fa0ce85fd738895c498d296b97afa9f4a1e
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/