add 'sync' to ISC_PLATFORM_USEMACASM build as well

diff --git a/lib/isc/powerpc/include/isc/atomic.h b/lib/isc/powerpc/include/isc/atomic.h
index f1638164dddd72bb30c12fa21951e293f94b10f9..cec5d9cc653d3fea3f8780f0d78b84ef39d9f385 100644 (file)
--- a/lib/isc/powerpc/include/isc/atomic.h
+++ b/lib/isc/powerpc/include/isc/atomic.h
@@ -14,7 +14,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: atomic.h,v 1.10 2011/03/07 23:47:37 tbox Exp $ */
+/* $Id: atomic.h,v 1.11 2011/03/08 00:52:42 marka Exp $ */
 
 #ifndef ISC_ATOMIC_H
 #define ISC_ATOMIC_H 1
@@ -110,7 +110,8 @@ isc_atomic_xadd(isc_int32_t *p, isc_int32_t val) {
                "mr %0, r6\n"
                "add r6, r6, %2\n"
                "stwcx. r6, 0, %1\n"
-               "bne- 1b"
+               "bne- 1b\n"
+               "sync"
 #else
                "1:"
                "lwarx 6, 0, %1\n"
@@ -136,7 +137,8 @@ isc_atomic_store(void *p, isc_int32_t val) {
                "lwarx r6, 0, %0\n"
                "lwz r6, %1\n"
                "stwcx. r6, 0, %0\n"
-               "bne- 1b"
+               "bne- 1b\n"
+               "sync"
 #else
                "1:"
                "lwarx 6, 0, %0\n"
@@ -165,7 +167,8 @@ isc_atomic_cmpxchg(isc_int32_t *p, isc_int32_t cmpval, isc_int32_t val) {
                "mr r6, %3\n"
                "stwcx. r6, 0, %1\n"
                "bne- 1b\n"
-               "2:"
+               "2:\n"
+               "sync"
 #else
                "1:"
                "lwarx 6, 0, %1\n"