Add read barrier definition

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Martin Kroeker 2020-04-13 12:10:37 +02:00 committed by GitHub
parent d1d69e1b9a
commit 8692456226
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@ -37,11 +37,13 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define MB
#define WMB
#define RMB
#else
#define MB __asm__ __volatile__ ("dmb ish" : : : "memory")
#define WMB __asm__ __volatile__ ("dmb ishst" : : : "memory")
#define RMB __asm__ __volatile__ ("dmb ishld" : : : "memory")
#endif