d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

atomic_cmpset return value is also an int.

Browse Source
This commit is contained in:
Warner Losh 2018-12-14 19:48:42 +00:00
parent 2fb9d3808a
commit 3d060215a5
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
sys/mips/include/atomic.h
View File

@ -348,10 +348,10 @@ ATOMIC_STORE_LOAD(64)
* two values are equal, update the value of *p with newval. Returns
* zero if the compare failed, nonzero otherwise.
*/
static __inline uint32_t
static __inline int
atomic_cmpset_32(__volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
{
uint32_t ret;
int ret;
__asm __volatile (
"1:\tll %0, %4\n\t" /* load old value */
@ -375,7 +375,7 @@ atomic_cmpset_32(__volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
* two values are equal, update the value of *p with newval. Returns
* zero if the compare failed, nonzero otherwise.
*/
static __inline uint32_t
static __inline int
atomic_cmpset_acq_32(__volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
{
int retval;
@ -385,7 +385,7 @@ atomic_cmpset_acq_32(__volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
return (retval);
}
static __inline uint32_t
static __inline int
atomic_cmpset_rel_32(__volatile uint32_t *p, uint32_t cmpval, uint32_t newval)
{
mips_sync();
@ -457,10 +457,10 @@ atomic_fetchadd_32(__volatile uint32_t *p, uint32_t v)
* two values are equal, update the value of *p with newval. Returns
* zero if the compare failed, nonzero otherwise.
*/
static __inline uint64_t
static __inline int
atomic_cmpset_64(__volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
{
uint64_t ret;
int ret;
__asm __volatile (
"1:\n\t"
@ -485,7 +485,7 @@ atomic_cmpset_64(__volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
* two values are equal, update the value of *p with newval. Returns
* zero if the compare failed, nonzero otherwise.
*/
static __inline uint64_t
static __inline int
atomic_cmpset_acq_64(__volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
{
int retval;
@ -495,7 +495,7 @@ atomic_cmpset_acq_64(__volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
return (retval);
}
static __inline uint64_t
static __inline int
atomic_cmpset_rel_64(__volatile uint64_t *p, uint64_t cmpval, uint64_t newval)
{
mips_sync();