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-rw-r--r--erts/include/internal/sparc32/atomic.h14
1 files changed, 9 insertions, 5 deletions
diff --git a/erts/include/internal/sparc32/atomic.h b/erts/include/internal/sparc32/atomic.h
index d6fdc6b2a4..8fde449a52 100644
--- a/erts/include/internal/sparc32/atomic.h
+++ b/erts/include/internal/sparc32/atomic.h
@@ -1,19 +1,19 @@
/*
* %CopyrightBegin%
- *
- * Copyright Ericsson AB 2005-2009. All Rights Reserved.
- *
+ *
+ * Copyright Ericsson AB 2005-2010. All Rights Reserved.
+ *
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved online at http://www.erlang.org/.
- *
+ *
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
- *
+ *
* %CopyrightEnd%
*/
@@ -28,6 +28,10 @@ typedef struct {
volatile long counter;
} ethr_native_atomic_t;
+#define ETHR_MEMORY_BARRIER \
+ __asm__ __volatile__("membar #LoadLoad|#LoadStore|#StoreLoad|#StoreStore\n" \
+ : : : "memory")
+
#ifdef ETHR_TRY_INLINE_FUNCS
#if defined(__arch64__)