19 #ifndef __L4UTIL__INCLUDE__ATOMIC_H__
20 #define __L4UTIL__INCLUDE__ATOMIC_H__
22 #include <l4/sys/l4int.h>
338 return __atomic_compare_exchange_n(dest, &cmp_val, new_val, 0,
339 __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
346 return __atomic_compare_exchange_n(dest, &cmp_val, new_val, 0,
347 __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
354 return __atomic_compare_exchange_n(dest, &cmp_val, new_val, 0,
355 __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
362 return __atomic_compare_exchange_n(dest, &cmp_val, new_val, 0,
363 __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
370 return __atomic_compare_exchange_n(dest, &cmp_val, new_val, 0,
371 __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST);
377 return __atomic_exchange_n(dest, val, __ATOMIC_SEQ_CST);
383 return __atomic_exchange_n(dest, val, __ATOMIC_SEQ_CST);
389 return __atomic_exchange_n(dest, val, __ATOMIC_SEQ_CST);
395 return __atomic_exchange_n(dest, val, __ATOMIC_SEQ_CST);
400 { __atomic_fetch_add(dest, 1, __ATOMIC_SEQ_CST); }
404 { __atomic_fetch_add(dest, 1, __ATOMIC_SEQ_CST); }
408 { __atomic_fetch_add(dest, 1, __ATOMIC_SEQ_CST); }
412 { __atomic_fetch_add(dest, 1, __ATOMIC_SEQ_CST); }
416 { __atomic_fetch_sub(dest, 1, __ATOMIC_SEQ_CST); }
420 { __atomic_fetch_sub(dest, 1, __ATOMIC_SEQ_CST); }
424 { __atomic_fetch_sub(dest, 1, __ATOMIC_SEQ_CST); }
429 {
return __atomic_add_fetch(dest, 1, __ATOMIC_SEQ_CST); }
433 {
return __atomic_add_fetch(dest, 1, __ATOMIC_SEQ_CST); }
437 {
return __atomic_add_fetch(dest, 1, __ATOMIC_SEQ_CST); }
441 {
return __atomic_sub_fetch(dest, 1, __ATOMIC_SEQ_CST); }
445 {
return __atomic_sub_fetch(dest, 1, __ATOMIC_SEQ_CST); }
449 {
return __atomic_sub_fetch(dest, 1, __ATOMIC_SEQ_CST); }
453 {
return __atomic_sub_fetch(dest, 1, __ATOMIC_SEQ_CST); }
457 { __atomic_fetch_add(dest, val, __ATOMIC_SEQ_CST); }
461 { __atomic_fetch_add(dest, val, __ATOMIC_SEQ_CST); }
465 { __atomic_fetch_add(dest, val, __ATOMIC_SEQ_CST); }
469 { __atomic_fetch_add(dest, val, __ATOMIC_SEQ_CST); }
473 { __atomic_fetch_sub(dest, val, __ATOMIC_SEQ_CST); }
477 { __atomic_fetch_sub(dest, val, __ATOMIC_SEQ_CST); }
481 { __atomic_fetch_sub(dest, val, __ATOMIC_SEQ_CST); }
485 { __atomic_fetch_and(dest, val, __ATOMIC_SEQ_CST); }
489 { __atomic_fetch_and(dest, val, __ATOMIC_SEQ_CST); }
493 { __atomic_fetch_and(dest, val, __ATOMIC_SEQ_CST); }
497 { __atomic_fetch_or(dest, val, __ATOMIC_SEQ_CST); }
501 { __atomic_fetch_or(dest, val, __ATOMIC_SEQ_CST); }
505 { __atomic_fetch_or(dest, val, __ATOMIC_SEQ_CST); }
509 {
return __atomic_add_fetch(dest, val, __ATOMIC_SEQ_CST); }
513 {
return __atomic_add_fetch(dest, val, __ATOMIC_SEQ_CST); }
517 {
return __atomic_add_fetch(dest, val, __ATOMIC_SEQ_CST); }
521 {
return __atomic_sub_fetch(dest, val, __ATOMIC_SEQ_CST); }
525 {
return __atomic_sub_fetch(dest, val, __ATOMIC_SEQ_CST); }
529 {
return __atomic_sub_fetch(dest, val, __ATOMIC_SEQ_CST); }
533 {
return __atomic_and_fetch(dest, val, __ATOMIC_SEQ_CST); }
537 {
return __atomic_and_fetch(dest, val, __ATOMIC_SEQ_CST); }
541 {
return __atomic_and_fetch(dest, val, __ATOMIC_SEQ_CST); }
545 {
return __atomic_or_fetch(dest, val, __ATOMIC_SEQ_CST); }
549 {
return __atomic_or_fetch(dest, val, __ATOMIC_SEQ_CST); }
553 {
return __atomic_or_fetch(dest, val, __ATOMIC_SEQ_CST); }
L4 compiler related defines.
#define EXTERN_C_BEGIN
Start section with C types and functions.
#define EXTERN_C_END
End section with C types and functions.
unsigned long l4_umword_t
Unsigned machine word.
unsigned char l4_uint8_t
Unsigned 8bit value.
unsigned int l4_uint32_t
Unsigned 32bit value.
unsigned short int l4_uint16_t
Unsigned 16bit value.
unsigned long long l4_uint64_t
Unsigned 64bit value.
l4_uint32_t l4util_inc32_res(volatile l4_uint32_t *dest)
void l4util_inc32(volatile l4_uint32_t *dest)
void l4util_atomic_add(volatile long *dest, long val)
Atomic add.
void l4util_dec16(volatile l4_uint16_t *dest)
void l4util_and32(volatile l4_uint32_t *dest, l4_uint32_t val)
l4_uint32_t l4util_xchg32(volatile l4_uint32_t *dest, l4_uint32_t val)
Atomic exchange (32 bit version)
l4_uint16_t l4util_or16_res(volatile l4_uint16_t *dest, l4_uint16_t val)
l4_uint32_t l4util_add32_res(volatile l4_uint32_t *dest, l4_uint32_t val)
l4_uint8_t l4util_xchg8(volatile l4_uint8_t *dest, l4_uint8_t val)
Atomic exchange (8 bit version)
int l4util_cmpxchg8(volatile l4_uint8_t *dest, l4_uint8_t cmp_val, l4_uint8_t new_val)
Atomic compare and exchange (8 bit version)
int l4util_cmpxchg16(volatile l4_uint16_t *dest, l4_uint16_t cmp_val, l4_uint16_t new_val)
Atomic compare and exchange (16 bit version)
l4_uint32_t l4util_dec32_res(volatile l4_uint32_t *dest)
l4_uint32_t l4util_and32_res(volatile l4_uint32_t *dest, l4_uint32_t val)
void l4util_add8(volatile l4_uint8_t *dest, l4_uint8_t val)
l4_uint8_t l4util_add8_res(volatile l4_uint8_t *dest, l4_uint8_t val)
int l4util_cmpxchg64(volatile l4_uint64_t *dest, l4_uint64_t cmp_val, l4_uint64_t new_val)
Atomic compare and exchange (64 bit version)
l4_uint8_t l4util_and8_res(volatile l4_uint8_t *dest, l4_uint8_t val)
void l4util_or32(volatile l4_uint32_t *dest, l4_uint32_t val)
void l4util_or16(volatile l4_uint16_t *dest, l4_uint16_t val)
void l4util_inc8(volatile l4_uint8_t *dest)
void l4util_sub16(volatile l4_uint16_t *dest, l4_uint16_t val)
void l4util_add32(volatile l4_uint32_t *dest, l4_uint32_t val)
l4_uint16_t l4util_xchg16(volatile l4_uint16_t *dest, l4_uint16_t val)
Atomic exchange (16 bit version)
void l4util_dec32(volatile l4_uint32_t *dest)
int l4util_cmpxchg(volatile l4_umword_t *dest, l4_umword_t cmp_val, l4_umword_t new_val)
Atomic compare and exchange (machine wide fields)
l4_umword_t l4util_xchg(volatile l4_umword_t *dest, l4_umword_t val)
Atomic exchange (machine wide fields)
l4_uint16_t l4util_and16_res(volatile l4_uint16_t *dest, l4_uint16_t val)
l4_uint16_t l4util_dec16_res(volatile l4_uint16_t *dest)
void l4util_and8(volatile l4_uint8_t *dest, l4_uint8_t val)
void l4util_or8(volatile l4_uint8_t *dest, l4_uint8_t val)
l4_uint32_t l4util_or32_res(volatile l4_uint32_t *dest, l4_uint32_t val)
void l4util_atomic_inc(volatile long *dest)
Atomic increment.
void l4util_add16(volatile l4_uint16_t *dest, l4_uint16_t val)
l4_uint8_t l4util_sub8_res(volatile l4_uint8_t *dest, l4_uint8_t val)
void l4util_sub8(volatile l4_uint8_t *dest, l4_uint8_t val)
l4_uint8_t l4util_inc8_res(volatile l4_uint8_t *dest)
int l4util_cmpxchg32(volatile l4_uint32_t *dest, l4_uint32_t cmp_val, l4_uint32_t new_val)
Atomic compare and exchange (32 bit version)
l4_uint16_t l4util_add16_res(volatile l4_uint16_t *dest, l4_uint16_t val)
l4_uint16_t l4util_inc16_res(volatile l4_uint16_t *dest)
void l4util_sub32(volatile l4_uint32_t *dest, l4_uint32_t val)
l4_uint16_t l4util_sub16_res(volatile l4_uint16_t *dest, l4_uint16_t val)
void l4util_inc16(volatile l4_uint16_t *dest)
void l4util_dec8(volatile l4_uint8_t *dest)
void l4util_and16(volatile l4_uint16_t *dest, l4_uint16_t val)
l4_uint8_t l4util_dec8_res(volatile l4_uint8_t *dest)
l4_uint8_t l4util_or8_res(volatile l4_uint8_t *dest, l4_uint8_t val)
l4_uint32_t l4util_sub32_res(volatile l4_uint32_t *dest, l4_uint32_t val)