+++ /dev/null
-#include <stdio.h>
-#include <arch_atomic.h>
-#include <assert.h>
-
-#if (defined(__i386__) || defined(__x86_64__))
-#define HAS_ATOMIC_BYTE
-#define HAS_ATOMIC_SHORT
-#endif
-
-struct testvals {
-#ifdef HAS_ATOMIC_BYTE
- unsigned char c;
-#endif
-#ifdef HAS_ATOMIC_SHORT
- unsigned short s;
-#endif
- unsigned int i;
- unsigned long l;
-};
-
-static struct testvals vals;
-
-#define do_test(ptr) \
-do { \
- __typeof__(*(ptr)) v; \
- \
- atomic_add(ptr, 10); \
- assert(atomic_read(ptr) == 10); \
- atomic_add(ptr, -11UL); \
- assert(atomic_read(ptr) == (__typeof__(*(ptr)))-1UL); \
- v = cmpxchg(ptr, -1UL, 22); \
- assert(atomic_read(ptr) == 22); \
- assert(v == (__typeof__(*(ptr)))-1UL); \
- v = cmpxchg(ptr, 33, 44); \
- assert(atomic_read(ptr) == 22); \
- assert(v == 22); \
- v = xchg(ptr, 55); \
- assert(atomic_read(ptr) == 55); \
- assert(v == 22); \
- atomic_set(ptr, 22); \
- atomic_inc(ptr); \
- assert(atomic_read(ptr) == 23); \
- atomic_dec(ptr); \
- assert(atomic_read(ptr) == 22); \
- v = atomic_add_return(ptr, 100); \
- assert(v == 122); \
- assert(atomic_read(ptr) == 122); \
- v = atomic_sub_return(ptr, 1); \
- assert(v == 121); \
- assert(atomic_read(ptr) == 121); \
-} while (0)
-
-int main(int argc, char **argv)
-{
-#ifdef HAS_ATOMIC_BYTE
- do_test(&vals.c);
-#endif
-#ifdef HAS_ATOMIC_SHORT
- do_test(&vals.s);
-#endif
- do_test(&vals.i);
- do_test(&vals.l);
- printf("Atomic ops test OK\n");
-
- return 0;
-}