return pa_atomic_sub(a, 1);
}
-/* Returns TRUE when the operation was successful. */
-static inline pa_bool_t pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
+/* Returns true when the operation was successful. */
+static inline bool pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
return __sync_bool_compare_and_swap(&a->value, old_i, new_i);
}
__sync_synchronize();
}
-static inline pa_bool_t pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
+static inline bool pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
return __sync_bool_compare_and_swap(&a->value, (long) old_p, (long) new_p);
}
return nv + 1;
}
-/* Returns TRUE when the operation was successful. */
-static inline pa_bool_t pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
+/* Returns true when the operation was successful. */
+static inline bool pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
unsigned int r = atomic_cas_uint(&a->value, (unsigned int) old_i, (unsigned int) new_i);
return (int) r == old_i;
}
membar_sync();
}
-static inline pa_bool_t pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
+static inline bool pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
void *r = atomic_cas_ptr(&a->value, old_p, new_p);
return r == old_p;
}
#warn "The native atomic operations implementation for AMD64 has not been tested thoroughly. libatomic_ops is known to not work properly on AMD64 and your gcc version is too old for the gcc-builtin atomic ops support. You have three options now: test the native atomic operations implementation for AMD64, fix libatomic_ops, or upgrade your GCC."
-/* Addapted from glibc */
+/* Adapted from glibc */
typedef struct pa_atomic {
volatile int value;
return pa_atomic_sub(a, 1);
}
-static inline pa_bool_t pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
+static inline bool pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
int result;
__asm__ __volatile__ ("lock; cmpxchgl %2, %1"
a->value = (unsigned long) p;
}
-static inline pa_bool_t pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
+static inline bool pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
void *result;
__asm__ __volatile__ ("lock; cmpxchgq %q2, %1"
return pa_atomic_sub(a, 1);
}
-static inline pa_bool_t pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
+static inline bool pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
unsigned long not_equal, not_exclusive;
pa_memory_barrier();
pa_memory_barrier();
}
-static inline pa_bool_t pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
+static inline bool pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
unsigned long not_equal, not_exclusive;
pa_memory_barrier();
/* See file arch/arm/kernel/entry-armv.S in your kernel sources for more
information about these functions. The arm kernel helper functions first
appeared in 2.6.16.
- Apply --disable-atomic-arm-linux-helpers flag to confugure if you prefere
+ Apply --disable-atomic-arm-linux-helpers flag to configure if you prefer
inline asm implementation or you have an obsolete Linux kernel.
*/
/* Memory barrier */
return pa_atomic_sub(a, 1);
}
-/* Returns TRUE when the operation was successful. */
-static inline pa_bool_t pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
- pa_bool_t failed;
+/* Returns true when the operation was successful. */
+static inline bool pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
+ bool failed;
do {
failed = !!__kernel_cmpxchg(old_i, new_i, &a->value);
} while(failed && a->value == old_i);
pa_memory_barrier();
}
-static inline pa_bool_t pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
- pa_bool_t failed;
+static inline bool pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
+ bool failed;
do {
failed = !!__kernel_cmpxchg_u((unsigned long) old_p, (unsigned long) new_p, &a->value);
} while(failed && a->value == (unsigned long) old_p);
return (int) AO_fetch_and_sub1_full(&a->value);
}
-static inline pa_bool_t pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
+static inline bool pa_atomic_cmpxchg(pa_atomic_t *a, int old_i, int new_i) {
return AO_compare_and_swap_full(&a->value, (unsigned long) old_i, (unsigned long) new_i);
}
AO_store_full(&a->value, (AO_t) p);
}
-static inline pa_bool_t pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
+static inline bool pa_atomic_ptr_cmpxchg(pa_atomic_ptr_t *a, void *old_p, void* new_p) {
return AO_compare_and_swap_full(&a->value, (AO_t) old_p, (AO_t) new_p);
}