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Differential D22963 Diff 69817 sys/arm/include/atomic-v6.h

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sys/arm/include/atomic-v6.h

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static __inline int static __inline int
atomic_fcmpset_8(volatile uint8_t *_ptr, uint8_t *_old, uint8_t _new) atomic_fcmpset_8(volatile uint8_t *_ptr, uint8_t *_old, uint8_t _new)
{ {
int ret; int ret;
ATOMIC_FCMPSET_CODE(ret, uint8_t, "b"); ATOMIC_FCMPSET_CODE(ret, uint8_t, "b");
return (ret); return (ret);
} }
#define atomic_fcmpset_8 atomic_fcmpset_8
static __inline int static __inline int
atomic_fcmpset_acq_8(volatile uint8_t *_ptr, uint8_t *_old, uint8_t _new) atomic_fcmpset_acq_8(volatile uint8_t *_ptr, uint8_t *_old, uint8_t _new)
{ {
int ret; int ret;
ATOMIC_FCMPSET_CODE(ret, uint8_t, "b"); ATOMIC_FCMPSET_CODE(ret, uint8_t, "b");
dmb(); dmb();
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static __inline int static __inline int
atomic_fcmpset_16(volatile uint16_t *_ptr, uint16_t *_old, uint16_t _new) atomic_fcmpset_16(volatile uint16_t *_ptr, uint16_t *_old, uint16_t _new)
{ {
int ret; int ret;
ATOMIC_FCMPSET_CODE(ret, uint16_t, "h"); ATOMIC_FCMPSET_CODE(ret, uint16_t, "h");
return (ret); return (ret);
} }
#define atomic_fcmpset_16 atomic_fcmpset_16
static __inline int static __inline int
atomic_fcmpset_acq_16(volatile uint16_t *_ptr, uint16_t *_old, uint16_t _new) atomic_fcmpset_acq_16(volatile uint16_t *_ptr, uint16_t *_old, uint16_t _new)
{ {
int ret; int ret;
ATOMIC_FCMPSET_CODE(ret, uint16_t, "h"); ATOMIC_FCMPSET_CODE(ret, uint16_t, "h");
dmb(); dmb();
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static __inline int static __inline int
atomic_cmpset_8(volatile uint8_t *_ptr, uint8_t _old, uint8_t _new) atomic_cmpset_8(volatile uint8_t *_ptr, uint8_t _old, uint8_t _new)
{ {
int ret; int ret;
ATOMIC_CMPSET_CODE(ret, "b"); ATOMIC_CMPSET_CODE(ret, "b");
return (ret); return (ret);
} }
#define atomic_cmpset_8 atomic_cmpset_8
static __inline int static __inline int
atomic_cmpset_acq_8(volatile uint8_t *_ptr, uint8_t _old, uint8_t _new) atomic_cmpset_acq_8(volatile uint8_t *_ptr, uint8_t _old, uint8_t _new)
{ {
int ret; int ret;
ATOMIC_CMPSET_CODE(ret, "b"); ATOMIC_CMPSET_CODE(ret, "b");
dmb(); dmb();
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static __inline int static __inline int
atomic_cmpset_16(volatile uint16_t *_ptr, uint16_t _old, uint16_t _new) atomic_cmpset_16(volatile uint16_t *_ptr, uint16_t _old, uint16_t _new)
{ {
int ret; int ret;
ATOMIC_CMPSET_CODE(ret, "h"); ATOMIC_CMPSET_CODE(ret, "h");
return (ret); return (ret);
} }
#define atomic_cmpset_16 atomic_cmpset_16
static __inline int static __inline int
atomic_cmpset_acq_16(volatile uint16_t *_ptr, uint16_t _old, uint16_t _new) atomic_cmpset_acq_16(volatile uint16_t *_ptr, uint16_t _old, uint16_t _new)
{ {
int ret; int ret;
ATOMIC_CMPSET_CODE(ret, "h"); ATOMIC_CMPSET_CODE(ret, "h");
dmb(); dmb();
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} }
static __inline int static __inline int
atomic_testandclear_long(volatile u_long *p, u_int v) atomic_testandclear_long(volatile u_long *p, u_int v)
{ {
return (atomic_testandclear_32((volatile uint32_t *)p, v)); return (atomic_testandclear_32((volatile uint32_t *)p, v));
} }
#define atomic_testandclear_long atomic_testandclear_long
static __inline int static __inline int
atomic_testandset_32(volatile uint32_t *ptr, u_int bit) atomic_testandset_32(volatile uint32_t *ptr, u_int bit)
{ {
int newv, oldv, result; int newv, oldv, result;
__asm __volatile( __asm __volatile(
" mov ip, #1 \n" " mov ip, #1 \n"
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} }
static __inline int static __inline int
atomic_testandset_long(volatile u_long *p, u_int v) atomic_testandset_long(volatile u_long *p, u_int v)
{ {
return (atomic_testandset_32((volatile uint32_t *)p, v)); return (atomic_testandset_32((volatile uint32_t *)p, v));
} }
#define atomic_testandset_long atomic_testandset_long
static __inline int static __inline int
atomic_testandset_64(volatile uint64_t *p, u_int v) atomic_testandset_64(volatile uint64_t *p, u_int v)
{ {
volatile uint32_t *p32; volatile uint32_t *p32;
p32 = (volatile uint32_t *)p; p32 = (volatile uint32_t *)p;
/* Assume little-endian */ /* Assume little-endian */
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