diff options
Diffstat (limited to 'sys/alpha/include/atomic.h')
| -rw-r--r-- | sys/alpha/include/atomic.h | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/sys/alpha/include/atomic.h b/sys/alpha/include/atomic.h index 599700b..cc2dbb4 100644 --- a/sys/alpha/include/atomic.h +++ b/sys/alpha/include/atomic.h @@ -29,6 +29,10 @@ #ifndef _MACHINE_ATOMIC_H_ #define _MACHINE_ATOMIC_H_ +#ifndef _SYS_CDEFS_H_ +#error this file needs sys/cdefs.h as a prerequisite +#endif + #include <machine/alpha_cpu.h> /* @@ -50,7 +54,7 @@ static __inline void atomic_set_32(volatile u_int32_t *p, u_int32_t v) { u_int32_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldl_l %0, %2\n\t" /* load old value */ "bis %0, %3, %0\n\t" /* calculate new value */ @@ -66,7 +70,7 @@ static __inline void atomic_clear_32(volatile u_int32_t *p, u_int32_t v) { u_int32_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldl_l %0, %1\n\t" /* load old value */ "bic %0, %2, %0\n\t" /* calculate new value */ @@ -82,7 +86,7 @@ static __inline void atomic_add_32(volatile u_int32_t *p, u_int32_t v) { u_int32_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldl_l %0, %1\n\t" /* load old value */ "addl %0, %2, %0\n\t" /* calculate new value */ @@ -98,7 +102,7 @@ static __inline void atomic_subtract_32(volatile u_int32_t *p, u_int32_t v) { u_int32_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldl_l %0, %1\n\t" /* load old value */ "subl %0, %2, %0\n\t" /* calculate new value */ @@ -114,7 +118,7 @@ static __inline u_int32_t atomic_readandclear_32(volatile u_int32_t *addr) { u_int32_t result,temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "wmb\n" /* ensure pending writes have drained */ "1:\tldl_l %0,%2\n\t" /* load current value, asserting lock */ @@ -133,7 +137,7 @@ static __inline void atomic_set_64(volatile u_int64_t *p, u_int64_t v) { u_int64_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldq_l %0, %1\n\t" /* load old value */ "bis %0, %2, %0\n\t" /* calculate new value */ @@ -149,7 +153,7 @@ static __inline void atomic_clear_64(volatile u_int64_t *p, u_int64_t v) { u_int64_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldq_l %0, %1\n\t" /* load old value */ "bic %0, %2, %0\n\t" /* calculate new value */ @@ -165,7 +169,7 @@ static __inline void atomic_add_64(volatile u_int64_t *p, u_int64_t v) { u_int64_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldq_l %0, %1\n\t" /* load old value */ "addq %0, %2, %0\n\t" /* calculate new value */ @@ -181,7 +185,7 @@ static __inline void atomic_subtract_64(volatile u_int64_t *p, u_int64_t v) { u_int64_t temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldq_l %0, %1\n\t" /* load old value */ "subq %0, %2, %0\n\t" /* calculate new value */ @@ -197,7 +201,7 @@ static __inline u_int64_t atomic_readandclear_64(volatile u_int64_t *addr) { u_int64_t result,temp; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "wmb\n" /* ensure pending writes have drained */ "1:\tldq_l %0,%2\n\t" /* load current value, asserting lock */ @@ -336,7 +340,7 @@ atomic_cmpset_32(volatile u_int32_t* p, u_int32_t cmpval, u_int32_t newval) { u_int32_t ret; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldl_l %0, %1\n\t" /* load old value */ "cmpeq %0, %2, %0\n\t" /* compare */ @@ -363,7 +367,7 @@ atomic_cmpset_64(volatile u_int64_t* p, u_int64_t cmpval, u_int64_t newval) { u_int64_t ret; -#ifdef __GNUC__ +#ifdef __GNUCLIKE_ASM __asm __volatile ( "1:\tldq_l %0, %1\n\t" /* load old value */ "cmpeq %0, %2, %0\n\t" /* compare */ |
