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authorRickard Green <[email protected]>2011-10-14 10:45:43 +0200
committerRickard Green <[email protected]>2011-10-14 10:45:43 +0200
commit55358c54778ead444e51f565d00175ba887ef182 (patch)
tree74285e652b470881412ddb181a86f3095caef634 /erts/include/internal/libatomic_ops/ethread.h
parentb6dc1a844eab061d0a7153d46e7e68296f15a504 (diff)
parent0204e80cba378dfc1140a7f98d96705d470bddde (diff)
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Merge branch 'rickard/atomics-api/OTP-9014' and OTP_R14B04
Conflicts: erts/aclocal.m4 erts/emulator/beam/erl_db.c erts/emulator/sys/win32/sys.c erts/include/internal/ethread_header_config.h.in
Diffstat (limited to 'erts/include/internal/libatomic_ops/ethread.h')
-rw-r--r--erts/include/internal/libatomic_ops/ethread.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/erts/include/internal/libatomic_ops/ethread.h b/erts/include/internal/libatomic_ops/ethread.h
index ee73ba73bc..e1fdd588bb 100644
--- a/erts/include/internal/libatomic_ops/ethread.h
+++ b/erts/include/internal/libatomic_ops/ethread.h
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2010. All Rights Reserved.
+ * Copyright Ericsson AB 2010-2011. 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
@@ -25,6 +25,18 @@
#ifndef ETHREAD_LIBATOMIC_OPS_H__
#define ETHREAD_LIBATOMIC_OPS_H__
+#if (defined(ETHR_HAVE_LIBATOMIC_OPS) \
+ && ((ETHR_SIZEOF_AO_T == 4 && !defined(ETHR_HAVE_NATIVE_ATOMIC32)) \
+ || (ETHR_SIZEOF_AO_T == 8 && !defined(ETHR_HAVE_NATIVE_ATOMIC64))))
+
+#if defined(__x86_64__)
+#define AO_USE_PENTIUM4_INSTRS
+#endif
+
+#include "atomic_ops.h"
+#include "ethr_membar.h"
#include "ethr_atomic.h"
#endif
+
+#endif