[libc-commits] [PATCH] D145608: [libc] Add intrinsic for thread fence to the atomic support

[Joseph Huber via Phabricator via libc-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGa9cb298b3940: [libc] Add intrinsic for thread fence to the atomic support (authored by jhuber6).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D145608/new/

https://reviews.llvm.org/D145608

Files:
  libc/src/__support/CPP/atomic.h


Index: libc/src/__support/CPP/atomic.h
===================================================================
--- libc/src/__support/CPP/atomic.h
+++ libc/src/__support/CPP/atomic.h
@@ -92,6 +92,11 @@
   void set(T rhs) { val = rhs; }
 };
 
+// Issue a thread fence with the given memory ordering.
+LIBC_INLINE void atomic_thread_fence(MemoryOrder mem_ord) {
+  __atomic_thread_fence(int(mem_ord));
+}
+
 } // namespace cpp
 } // namespace __llvm_libc
 


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