Changeset 9a2d6e1 in mainline for arch/sparc64/include/atomic.h

Timestamp:

2006-03-15T18:58:26Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

649799a

Parents:

9e1c942

Message:

Redefine semantics of unary atomic operations.
Add test to verify that an architecture understands the semantics correctly.

File:

• arch/sparc64/include/atomic.h (modified) (1 diff)

arch/sparc64/include/atomic.h

@@ -63 +63 @@
 }
 
+static inline count_t atomic_preinc(atomic_t *val)
+{
+        return atomic_add(val, 1) + 1;
+}
+
+static inline count_t atomic_postinc(atomic_t *val)
+{
+        return atomic_add(val, 1);
+}
+
+static inline count_t atomic_predec(atomic_t *val)
+{
+        return atomic_add(val, -1) - 1;
+}
+
+static inline count_t atomic_postdec(atomic_t *val)
+{
+        return atomic_add(val, 1);
+}
+
 static inline void atomic_inc(atomic_t *val)
 {