atomicity.h (__exchange_and_add): Don't use ordered store.

	* config/cpu/hppa/atomicity.h (__exchange_and_add): Don't use ordered
	store.
	(__atomic_add): Likewise.

From-SVN: r120751

libstdc++-v3/ChangeLog

+2007-01-13  John David Anglin  <dave.anglin@nrc-cnrc.gc>
+
+	* config/cpu/hppa/atomicity.h (__exchange_and_add): Don't use ordered
+	store.
+	(__atomic_add): Likewise.
+
 2007-01-13  Paolo Carlini  <pcarlini@suse.de>
 
 	PR libstdc++/14991

libstdc++-v3/config/cpu/hppa/atomicity.h

@@ -66,8 +66,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
     
     result = *__mem;
     *__mem = result + __val;
-    /* Reset lock with PA 2.0 "ordered" store.  */
-    __asm__ __volatile__ ("stw,ma %1,0(%0)"
+    __asm__ __volatile__ ("stw %1,0(%0)"
 			  : : "r" (&lock), "r" (tmp) : "memory");
     return result;
   }
@@ -90,8 +89,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
 			  : "memory");
     
     *__mem += __val;
-    /* Reset lock with PA 2.0 "ordered" store.  */
-    __asm__ __volatile__ ("stw,ma %1,0(%0)"
+    __asm__ __volatile__ ("stw %1,0(%0)"
 			  : : "r" (&lock), "r" (tmp) : "memory");
   }