Changeset e4ddfa8 in mainline for arch/ppc32/include/barrier.h

Timestamp:

2006-03-14T19:06:16Z (20 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

1065603e

Parents:

edc89bd0

Message:

ppc32: initial stack, memory barriers, atomic operations, stack offset fix

File:

• arch/ppc32/include/barrier.h (modified) (1 diff)

arch/ppc32/include/barrier.h

@@ -33 +33 @@
 #define CS_LEAVE_BARRIER()      __asm__ volatile ("" ::: "memory")
 
-#define memory_barrier()
-#define read_barrier()
-#define write_barrier()
+#define memory_barrier() __asm__ volatile ("sync" ::: "memory")
+#define read_barrier() __asm__ volatile ("sync" ::: "memory")
+#define write_barrier() __asm__ volatile ("eieio" ::: "memory")
 
 #endif