MFp4: various style fixes, including
o s/u_int/uint/g o s/#define<sp>/#define<tab>/g o indent macro definitions o Improve vertical spacing o Globally align line continuation character
This commit is contained in:
marcel
parent
116dc0a8cc
commit
e6d3324397
@ -27,7 +27,7 @@
|
||||
*/
|
||||
|
||||
#ifndef _MACHINE_ATOMIC_H_
|
||||
#define _MACHINE_ATOMIC_H_
|
||||
#define _MACHINE_ATOMIC_H_
|
||||
|
||||
/*
|
||||
* Various simple arithmetic on memory which is atomic in the presence
|
||||
@ -37,252 +37,239 @@
|
||||
/*
|
||||
* Everything is built out of cmpxchg.
|
||||
*/
|
||||
#define IA64_CMPXCHG(sz, sem, p, cmpval, newval, ret) \
|
||||
__asm __volatile ( \
|
||||
"mov ar.ccv=%2;;\n\t" \
|
||||
"cmpxchg" #sz "." #sem " %0=%4,%3,ar.ccv\n\t" \
|
||||
: "=r" (ret), "=m" (*p) \
|
||||
: "r" (cmpval), "r" (newval), "m" (*p) \
|
||||
#define IA64_CMPXCHG(sz, sem, p, cmpval, newval, ret) \
|
||||
__asm __volatile ( \
|
||||
"mov ar.ccv=%2;;\n\t" \
|
||||
"cmpxchg" #sz "." #sem " %0=%4,%3,ar.ccv\n\t" \
|
||||
: "=r" (ret), "=m" (*p) \
|
||||
: "r" (cmpval), "r" (newval), "m" (*p) \
|
||||
: "memory")
|
||||
|
||||
/*
|
||||
* Some common forms of cmpxch.
|
||||
*/
|
||||
static __inline u_int32_t
|
||||
ia64_cmpxchg_acq_32(volatile u_int32_t* p, u_int32_t cmpval, u_int32_t newval)
|
||||
static __inline uint32_t
|
||||
ia64_cmpxchg_acq_32(volatile uint32_t* p, uint32_t cmpval, uint32_t newval)
|
||||
{
|
||||
u_int32_t ret;
|
||||
uint32_t ret;
|
||||
IA64_CMPXCHG(4, acq, p, cmpval, newval, ret);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static __inline u_int32_t
|
||||
ia64_cmpxchg_rel_32(volatile u_int32_t* p, u_int32_t cmpval, u_int32_t newval)
|
||||
static __inline uint32_t
|
||||
ia64_cmpxchg_rel_32(volatile uint32_t* p, uint32_t cmpval, uint32_t newval)
|
||||
{
|
||||
u_int32_t ret;
|
||||
uint32_t ret;
|
||||
IA64_CMPXCHG(4, rel, p, cmpval, newval, ret);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static __inline u_int64_t
|
||||
ia64_cmpxchg_acq_64(volatile u_int64_t* p, u_int64_t cmpval, u_int64_t newval)
|
||||
static __inline uint64_t
|
||||
ia64_cmpxchg_acq_64(volatile uint64_t* p, uint64_t cmpval, uint64_t newval)
|
||||
{
|
||||
u_int64_t ret;
|
||||
uint64_t ret;
|
||||
IA64_CMPXCHG(8, acq, p, cmpval, newval, ret);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static __inline u_int64_t
|
||||
ia64_cmpxchg_rel_64(volatile u_int64_t* p, u_int64_t cmpval, u_int64_t newval)
|
||||
static __inline uint64_t
|
||||
ia64_cmpxchg_rel_64(volatile uint64_t* p, uint64_t cmpval, uint64_t newval)
|
||||
{
|
||||
u_int64_t ret;
|
||||
uint64_t ret;
|
||||
IA64_CMPXCHG(8, rel, p, cmpval, newval, ret);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
#define ATOMIC_STORE_LOAD(type, width, size) \
|
||||
static __inline u_int##width##_t \
|
||||
ia64_ld_acq_##width(volatile u_int##width##_t* p) \
|
||||
{ \
|
||||
u_int##width##_t v; \
|
||||
\
|
||||
__asm __volatile ("ld" size ".acq %0=%1" \
|
||||
: "=r" (v) \
|
||||
: "m" (*p) \
|
||||
: "memory"); \
|
||||
return (v); \
|
||||
} \
|
||||
\
|
||||
static __inline u_int##width##_t \
|
||||
atomic_load_acq_##width(volatile u_int##width##_t* p) \
|
||||
{ \
|
||||
u_int##width##_t v; \
|
||||
\
|
||||
__asm __volatile ("ld" size ".acq %0=%1" \
|
||||
: "=r" (v) \
|
||||
: "m" (*p) \
|
||||
: "memory"); \
|
||||
return (v); \
|
||||
} \
|
||||
\
|
||||
static __inline u_int##width##_t \
|
||||
atomic_load_acq_##type(volatile u_int##width##_t* p) \
|
||||
{ \
|
||||
u_int##width##_t v; \
|
||||
\
|
||||
__asm __volatile ("ld" size ".acq %0=%1" \
|
||||
: "=r" (v) \
|
||||
: "m" (*p) \
|
||||
: "memory"); \
|
||||
return (v); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
ia64_st_rel_##width(volatile u_int##width##_t* p, u_int##width##_t v)\
|
||||
{ \
|
||||
__asm __volatile ("st" size ".rel %0=%1" \
|
||||
: "=m" (*p) \
|
||||
: "r" (v) \
|
||||
: "memory"); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_store_rel_##width(volatile u_int##width##_t* p, u_int##width##_t v)\
|
||||
{ \
|
||||
__asm __volatile ("st" size ".rel %0=%1" \
|
||||
: "=m" (*p) \
|
||||
: "r" (v) \
|
||||
: "memory"); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_store_rel_##type(volatile u_int##width##_t* p, u_int##width##_t v)\
|
||||
{ \
|
||||
__asm __volatile ("st" size ".rel %0=%1" \
|
||||
: "=m" (*p) \
|
||||
: "r" (v) \
|
||||
: "memory"); \
|
||||
}
|
||||
#define ATOMIC_STORE_LOAD(type, width, size) \
|
||||
static __inline uint##width##_t \
|
||||
ia64_ld_acq_##width(volatile uint##width##_t* p) \
|
||||
{ \
|
||||
uint##width##_t v; \
|
||||
__asm __volatile ("ld" size ".acq %0=%1" : "=r" (v) \
|
||||
: "m" (*p) : "memory"); \
|
||||
return (v); \
|
||||
} \
|
||||
\
|
||||
static __inline uint##width##_t \
|
||||
atomic_load_acq_##width(volatile uint##width##_t* p) \
|
||||
{ \
|
||||
uint##width##_t v; \
|
||||
__asm __volatile ("ld" size ".acq %0=%1" : "=r" (v) \
|
||||
: "m" (*p) : "memory"); \
|
||||
return (v); \
|
||||
} \
|
||||
\
|
||||
static __inline uint##width##_t \
|
||||
atomic_load_acq_##type(volatile uint##width##_t* p) \
|
||||
{ \
|
||||
uint##width##_t v; \
|
||||
__asm __volatile ("ld" size ".acq %0=%1" : "=r" (v) \
|
||||
: "m" (*p) : "memory"); \
|
||||
return (v); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
ia64_st_rel_##width(volatile uint##width##_t* p, uint##width##_t v) \
|
||||
{ \
|
||||
__asm __volatile ("st" size ".rel %0=%1" : "=m" (*p) \
|
||||
: "r" (v) : "memory"); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_store_rel_##width(volatile uint##width##_t* p, \
|
||||
uint##width##_t v) \
|
||||
{ \
|
||||
__asm __volatile ("st" size ".rel %0=%1" : "=m" (*p) \
|
||||
: "r" (v) : "memory"); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_store_rel_##type(volatile uint##width##_t* p, \
|
||||
uint##width##_t v) \
|
||||
{ \
|
||||
__asm __volatile ("st" size ".rel %0=%1" : "=m" (*p) \
|
||||
: "r" (v) : "memory"); \
|
||||
}
|
||||
|
||||
ATOMIC_STORE_LOAD(char, 8, "1")
|
||||
ATOMIC_STORE_LOAD(short, 16, "2")
|
||||
ATOMIC_STORE_LOAD(int, 32, "4")
|
||||
ATOMIC_STORE_LOAD(long, 64, "8")
|
||||
ATOMIC_STORE_LOAD(char, 8, "1")
|
||||
ATOMIC_STORE_LOAD(short, 16, "2")
|
||||
ATOMIC_STORE_LOAD(int, 32, "4")
|
||||
ATOMIC_STORE_LOAD(long, 64, "8")
|
||||
|
||||
#undef ATOMIC_STORE_LOAD
|
||||
|
||||
#define IA64_ATOMIC(sz, type, name, width, op) \
|
||||
#define IA64_ATOMIC(sz, type, name, width, op) \
|
||||
static __inline void \
|
||||
atomic_##name##_acq_##width(volatile type *p, type v) \
|
||||
{ \
|
||||
type old, ret; \
|
||||
do { \
|
||||
old = *p; \
|
||||
IA64_CMPXCHG(sz, acq, p, old, old op v, ret); \
|
||||
} while (ret != old); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_##name##_acq_##width(volatile type *p, type v) \
|
||||
{ \
|
||||
type old, ret; \
|
||||
do { \
|
||||
old = *p; \
|
||||
IA64_CMPXCHG(sz, acq, p, old, old op v, ret); \
|
||||
} while (ret != old); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_##name##_rel_##width(volatile type *p, type v) \
|
||||
{ \
|
||||
type old, ret; \
|
||||
do { \
|
||||
old = *p; \
|
||||
IA64_CMPXCHG(sz, rel, p, old, old op v, ret); \
|
||||
} while (ret != old); \
|
||||
}
|
||||
static __inline void \
|
||||
atomic_##name##_rel_##width(volatile type *p, type v) \
|
||||
{ \
|
||||
type old, ret; \
|
||||
do { \
|
||||
old = *p; \
|
||||
IA64_CMPXCHG(sz, rel, p, old, old op v, ret); \
|
||||
} while (ret != old); \
|
||||
}
|
||||
|
||||
IA64_ATOMIC(1, u_int8_t, set, 8, |)
|
||||
IA64_ATOMIC(2, u_int16_t, set, 16, |)
|
||||
IA64_ATOMIC(4, u_int32_t, set, 32, |)
|
||||
IA64_ATOMIC(8, u_int64_t, set, 64, |)
|
||||
IA64_ATOMIC(1, uint8_t, set, 8, |)
|
||||
IA64_ATOMIC(2, uint16_t, set, 16, |)
|
||||
IA64_ATOMIC(4, uint32_t, set, 32, |)
|
||||
IA64_ATOMIC(8, uint64_t, set, 64, |)
|
||||
|
||||
IA64_ATOMIC(1, u_int8_t, clear, 8, &~)
|
||||
IA64_ATOMIC(2, u_int16_t, clear, 16, &~)
|
||||
IA64_ATOMIC(4, u_int32_t, clear, 32, &~)
|
||||
IA64_ATOMIC(8, u_int64_t, clear, 64, &~)
|
||||
IA64_ATOMIC(1, uint8_t, clear, 8, &~)
|
||||
IA64_ATOMIC(2, uint16_t, clear, 16, &~)
|
||||
IA64_ATOMIC(4, uint32_t, clear, 32, &~)
|
||||
IA64_ATOMIC(8, uint64_t, clear, 64, &~)
|
||||
|
||||
IA64_ATOMIC(1, u_int8_t, add, 8, +)
|
||||
IA64_ATOMIC(2, u_int16_t, add, 16, +)
|
||||
IA64_ATOMIC(4, u_int32_t, add, 32, +)
|
||||
IA64_ATOMIC(8, u_int64_t, add, 64, +)
|
||||
IA64_ATOMIC(1, uint8_t, add, 8, +)
|
||||
IA64_ATOMIC(2, uint16_t, add, 16, +)
|
||||
IA64_ATOMIC(4, uint32_t, add, 32, +)
|
||||
IA64_ATOMIC(8, uint64_t, add, 64, +)
|
||||
|
||||
IA64_ATOMIC(1, u_int8_t, subtract, 8, -)
|
||||
IA64_ATOMIC(2, u_int16_t, subtract, 16, -)
|
||||
IA64_ATOMIC(4, u_int32_t, subtract, 32, -)
|
||||
IA64_ATOMIC(8, u_int64_t, subtract, 64, -)
|
||||
IA64_ATOMIC(1, uint8_t, subtract, 8, -)
|
||||
IA64_ATOMIC(2, uint16_t, subtract, 16, -)
|
||||
IA64_ATOMIC(4, uint32_t, subtract, 32, -)
|
||||
IA64_ATOMIC(8, uint64_t, subtract, 64, -)
|
||||
|
||||
#undef IA64_ATOMIC
|
||||
|
||||
#define atomic_set_8 atomic_set_acq_8
|
||||
#define atomic_clear_8 atomic_clear_acq_8
|
||||
#define atomic_add_8 atomic_add_acq_8
|
||||
#define atomic_subtract_8 atomic_subtract_acq_8
|
||||
|
||||
#define atomic_set_16 atomic_set_acq_16
|
||||
#define atomic_clear_16 atomic_clear_acq_16
|
||||
#define atomic_add_16 atomic_add_acq_16
|
||||
#define atomic_subtract_16 atomic_subtract_acq_16
|
||||
|
||||
#define atomic_set_32 atomic_set_acq_32
|
||||
#define atomic_clear_32 atomic_clear_acq_32
|
||||
#define atomic_add_32 atomic_add_acq_32
|
||||
#define atomic_subtract_32 atomic_subtract_acq_32
|
||||
|
||||
#define atomic_set_64 atomic_set_acq_64
|
||||
#define atomic_clear_64 atomic_clear_acq_64
|
||||
#define atomic_add_64 atomic_add_acq_64
|
||||
#define atomic_subtract_64 atomic_subtract_acq_64
|
||||
|
||||
#define atomic_set_char atomic_set_8
|
||||
#define atomic_clear_char atomic_clear_8
|
||||
#define atomic_add_char atomic_add_8
|
||||
#define atomic_subtract_char atomic_subtract_8
|
||||
#define atomic_set_acq_char atomic_set_acq_8
|
||||
#define atomic_clear_acq_char atomic_clear_acq_8
|
||||
#define atomic_add_acq_char atomic_add_acq_8
|
||||
#define atomic_subtract_acq_char atomic_subtract_acq_8
|
||||
#define atomic_set_rel_char atomic_set_rel_8
|
||||
#define atomic_clear_rel_char atomic_clear_rel_8
|
||||
#define atomic_add_rel_char atomic_add_rel_8
|
||||
#define atomic_subtract_rel_char atomic_subtract_rel_8
|
||||
|
||||
#define atomic_set_short atomic_set_16
|
||||
#define atomic_clear_short atomic_clear_16
|
||||
#define atomic_add_short atomic_add_16
|
||||
#define atomic_subtract_short atomic_subtract_16
|
||||
#define atomic_set_acq_short atomic_set_acq_16
|
||||
#define atomic_clear_acq_short atomic_clear_acq_16
|
||||
#define atomic_add_acq_short atomic_add_acq_16
|
||||
#define atomic_subtract_acq_short atomic_subtract_acq_16
|
||||
#define atomic_set_rel_short atomic_set_rel_16
|
||||
#define atomic_clear_rel_short atomic_clear_rel_16
|
||||
#define atomic_add_rel_short atomic_add_rel_16
|
||||
#define atomic_subtract_rel_short atomic_subtract_rel_16
|
||||
|
||||
#define atomic_set_int atomic_set_32
|
||||
#define atomic_clear_int atomic_clear_32
|
||||
#define atomic_add_int atomic_add_32
|
||||
#define atomic_subtract_int atomic_subtract_32
|
||||
#define atomic_set_acq_int atomic_set_acq_32
|
||||
#define atomic_clear_acq_int atomic_clear_acq_32
|
||||
#define atomic_add_acq_int atomic_add_acq_32
|
||||
#define atomic_subtract_acq_int atomic_subtract_acq_32
|
||||
#define atomic_set_rel_int atomic_set_rel_32
|
||||
#define atomic_clear_rel_int atomic_clear_rel_32
|
||||
#define atomic_add_rel_int atomic_add_rel_32
|
||||
#define atomic_subtract_rel_int atomic_subtract_rel_32
|
||||
|
||||
#define atomic_set_long atomic_set_64
|
||||
#define atomic_clear_long atomic_clear_64
|
||||
#define atomic_add_long atomic_add_64
|
||||
#define atomic_subtract_long atomic_subtract_64
|
||||
#define atomic_set_acq_long atomic_set_acq_64
|
||||
#define atomic_clear_acq_long atomic_clear_acq_64
|
||||
#define atomic_add_acq_long atomic_add_acq_64
|
||||
#define atomic_subtract_acq_long atomic_subtract_acq_64
|
||||
#define atomic_set_rel_long atomic_set_rel_64
|
||||
#define atomic_clear_rel_long atomic_clear_rel_64
|
||||
#define atomic_add_rel_long atomic_add_rel_64
|
||||
#define atomic_subtract_rel_long atomic_subtract_rel_64
|
||||
|
||||
#undef IA64_CMPXCHG
|
||||
|
||||
#define atomic_set_8 atomic_set_acq_8
|
||||
#define atomic_clear_8 atomic_clear_acq_8
|
||||
#define atomic_add_8 atomic_add_acq_8
|
||||
#define atomic_subtract_8 atomic_subtract_acq_8
|
||||
|
||||
#define atomic_set_16 atomic_set_acq_16
|
||||
#define atomic_clear_16 atomic_clear_acq_16
|
||||
#define atomic_add_16 atomic_add_acq_16
|
||||
#define atomic_subtract_16 atomic_subtract_acq_16
|
||||
|
||||
#define atomic_set_32 atomic_set_acq_32
|
||||
#define atomic_clear_32 atomic_clear_acq_32
|
||||
#define atomic_add_32 atomic_add_acq_32
|
||||
#define atomic_subtract_32 atomic_subtract_acq_32
|
||||
|
||||
#define atomic_set_64 atomic_set_acq_64
|
||||
#define atomic_clear_64 atomic_clear_acq_64
|
||||
#define atomic_add_64 atomic_add_acq_64
|
||||
#define atomic_subtract_64 atomic_subtract_acq_64
|
||||
|
||||
#define atomic_set_char atomic_set_8
|
||||
#define atomic_clear_char atomic_clear_8
|
||||
#define atomic_add_char atomic_add_8
|
||||
#define atomic_subtract_char atomic_subtract_8
|
||||
#define atomic_set_acq_char atomic_set_acq_8
|
||||
#define atomic_clear_acq_char atomic_clear_acq_8
|
||||
#define atomic_add_acq_char atomic_add_acq_8
|
||||
#define atomic_subtract_acq_char atomic_subtract_acq_8
|
||||
#define atomic_set_rel_char atomic_set_rel_8
|
||||
#define atomic_clear_rel_char atomic_clear_rel_8
|
||||
#define atomic_add_rel_char atomic_add_rel_8
|
||||
#define atomic_subtract_rel_char atomic_subtract_rel_8
|
||||
|
||||
#define atomic_set_short atomic_set_16
|
||||
#define atomic_clear_short atomic_clear_16
|
||||
#define atomic_add_short atomic_add_16
|
||||
#define atomic_subtract_short atomic_subtract_16
|
||||
#define atomic_set_acq_short atomic_set_acq_16
|
||||
#define atomic_clear_acq_short atomic_clear_acq_16
|
||||
#define atomic_add_acq_short atomic_add_acq_16
|
||||
#define atomic_subtract_acq_short atomic_subtract_acq_16
|
||||
#define atomic_set_rel_short atomic_set_rel_16
|
||||
#define atomic_clear_rel_short atomic_clear_rel_16
|
||||
#define atomic_add_rel_short atomic_add_rel_16
|
||||
#define atomic_subtract_rel_short atomic_subtract_rel_16
|
||||
|
||||
#define atomic_set_int atomic_set_32
|
||||
#define atomic_clear_int atomic_clear_32
|
||||
#define atomic_add_int atomic_add_32
|
||||
#define atomic_subtract_int atomic_subtract_32
|
||||
#define atomic_set_acq_int atomic_set_acq_32
|
||||
#define atomic_clear_acq_int atomic_clear_acq_32
|
||||
#define atomic_add_acq_int atomic_add_acq_32
|
||||
#define atomic_subtract_acq_int atomic_subtract_acq_32
|
||||
#define atomic_set_rel_int atomic_set_rel_32
|
||||
#define atomic_clear_rel_int atomic_clear_rel_32
|
||||
#define atomic_add_rel_int atomic_add_rel_32
|
||||
#define atomic_subtract_rel_int atomic_subtract_rel_32
|
||||
|
||||
#define atomic_set_long atomic_set_64
|
||||
#define atomic_clear_long atomic_clear_64
|
||||
#define atomic_add_long atomic_add_64
|
||||
#define atomic_subtract_long atomic_subtract_64
|
||||
#define atomic_set_acq_long atomic_set_acq_64
|
||||
#define atomic_clear_acq_long atomic_clear_acq_64
|
||||
#define atomic_add_acq_long atomic_add_acq_64
|
||||
#define atomic_subtract_acq_long atomic_subtract_acq_64
|
||||
#define atomic_set_rel_long atomic_set_rel_64
|
||||
#define atomic_clear_rel_long atomic_clear_rel_64
|
||||
#define atomic_add_rel_long atomic_add_rel_64
|
||||
#define atomic_subtract_rel_long atomic_subtract_rel_64
|
||||
|
||||
/*
|
||||
* Atomically compare the value stored at *p with cmpval and if the
|
||||
* two values are equal, update the value of *p with newval. Returns
|
||||
* zero if the compare failed, nonzero otherwise.
|
||||
*/
|
||||
static __inline int
|
||||
atomic_cmpset_acq_32(volatile u_int32_t* p, u_int32_t cmpval, u_int32_t newval)
|
||||
atomic_cmpset_acq_32(volatile uint32_t* p, uint32_t cmpval, uint32_t newval)
|
||||
{
|
||||
return ia64_cmpxchg_acq_32(p, cmpval, newval) == cmpval;
|
||||
return (ia64_cmpxchg_acq_32(p, cmpval, newval) == cmpval);
|
||||
}
|
||||
|
||||
static __inline int
|
||||
atomic_cmpset_rel_32(volatile u_int32_t* p, u_int32_t cmpval, u_int32_t newval)
|
||||
atomic_cmpset_rel_32(volatile uint32_t* p, uint32_t cmpval, uint32_t newval)
|
||||
{
|
||||
return ia64_cmpxchg_rel_32(p, cmpval, newval) == cmpval;
|
||||
return (ia64_cmpxchg_rel_32(p, cmpval, newval) == cmpval);
|
||||
}
|
||||
|
||||
/*
|
||||
@ -291,46 +278,50 @@ atomic_cmpset_rel_32(volatile u_int32_t* p, u_int32_t cmpval, u_int32_t newval)
|
||||
* zero if the compare failed, nonzero otherwise.
|
||||
*/
|
||||
static __inline int
|
||||
atomic_cmpset_acq_64(volatile u_int64_t* p, u_int64_t cmpval, u_int64_t newval)
|
||||
atomic_cmpset_acq_64(volatile uint64_t* p, uint64_t cmpval, uint64_t newval)
|
||||
{
|
||||
return ia64_cmpxchg_acq_64(p, cmpval, newval) == cmpval;
|
||||
return (ia64_cmpxchg_acq_64(p, cmpval, newval) == cmpval);
|
||||
}
|
||||
|
||||
static __inline int
|
||||
atomic_cmpset_rel_64(volatile u_int64_t* p, u_int64_t cmpval, u_int64_t newval)
|
||||
atomic_cmpset_rel_64(volatile uint64_t* p, uint64_t cmpval, uint64_t newval)
|
||||
{
|
||||
return ia64_cmpxchg_rel_64(p, cmpval, newval) == cmpval;
|
||||
return (ia64_cmpxchg_rel_64(p, cmpval, newval) == cmpval);
|
||||
}
|
||||
|
||||
#define atomic_cmpset_32 atomic_cmpset_acq_32
|
||||
#define atomic_cmpset_64 atomic_cmpset_acq_64
|
||||
#define atomic_cmpset_int atomic_cmpset_32
|
||||
#define atomic_cmpset_long atomic_cmpset_64
|
||||
#define atomic_cmpset_acq_int atomic_cmpset_acq_32
|
||||
#define atomic_cmpset_rel_int atomic_cmpset_rel_32
|
||||
#define atomic_cmpset_acq_long atomic_cmpset_acq_64
|
||||
#define atomic_cmpset_rel_long atomic_cmpset_rel_64
|
||||
#define atomic_cmpset_32 atomic_cmpset_acq_32
|
||||
#define atomic_cmpset_64 atomic_cmpset_acq_64
|
||||
#define atomic_cmpset_int atomic_cmpset_32
|
||||
#define atomic_cmpset_long atomic_cmpset_64
|
||||
#define atomic_cmpset_acq_int atomic_cmpset_acq_32
|
||||
#define atomic_cmpset_rel_int atomic_cmpset_rel_32
|
||||
#define atomic_cmpset_acq_long atomic_cmpset_acq_64
|
||||
#define atomic_cmpset_rel_long atomic_cmpset_rel_64
|
||||
|
||||
static __inline int
|
||||
atomic_cmpset_acq_ptr(volatile void *dst, void *exp, void *src)
|
||||
{
|
||||
return atomic_cmpset_acq_long((volatile u_long *)dst,
|
||||
(u_long)exp, (u_long)src);
|
||||
int ret;
|
||||
ret = atomic_cmpset_acq_long((volatile u_long *)dst, (u_long)exp,
|
||||
(u_long)src);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static __inline int
|
||||
atomic_cmpset_rel_ptr(volatile void *dst, void *exp, void *src)
|
||||
{
|
||||
return atomic_cmpset_rel_long((volatile u_long *)dst,
|
||||
(u_long)exp, (u_long)src);
|
||||
int ret;
|
||||
ret = atomic_cmpset_rel_long((volatile u_long *)dst, (u_long)exp,
|
||||
(u_long)src);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
#define atomic_cmpset_ptr atomic_cmpset_acq_ptr
|
||||
#define atomic_cmpset_ptr atomic_cmpset_acq_ptr
|
||||
|
||||
static __inline void *
|
||||
atomic_load_acq_ptr(volatile void *p)
|
||||
{
|
||||
return (void *)atomic_load_acq_long((volatile u_long *)p);
|
||||
return ((void *)atomic_load_acq_long((volatile u_long *)p));
|
||||
}
|
||||
|
||||
static __inline void
|
||||
@ -339,24 +330,24 @@ atomic_store_rel_ptr(volatile void *p, void *v)
|
||||
atomic_store_rel_long((volatile u_long *)p, (u_long)v);
|
||||
}
|
||||
|
||||
#define ATOMIC_PTR(NAME) \
|
||||
static __inline void \
|
||||
atomic_##NAME##_ptr(volatile void *p, uintptr_t v) \
|
||||
{ \
|
||||
atomic_##NAME##_long((volatile u_long *)p, v); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_##NAME##_acq_ptr(volatile void *p, uintptr_t v) \
|
||||
{ \
|
||||
atomic_##NAME##_acq_long((volatile u_long *)p, v);\
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_##NAME##_rel_ptr(volatile void *p, uintptr_t v) \
|
||||
{ \
|
||||
atomic_##NAME##_rel_long((volatile u_long *)p, v);\
|
||||
}
|
||||
#define ATOMIC_PTR(NAME) \
|
||||
static __inline void \
|
||||
atomic_##NAME##_ptr(volatile void *p, uintptr_t v) \
|
||||
{ \
|
||||
atomic_##NAME##_long((volatile u_long *)p, v); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_##NAME##_acq_ptr(volatile void *p, uintptr_t v) \
|
||||
{ \
|
||||
atomic_##NAME##_acq_long((volatile u_long *)p, v); \
|
||||
} \
|
||||
\
|
||||
static __inline void \
|
||||
atomic_##NAME##_rel_ptr(volatile void *p, uintptr_t v) \
|
||||
{ \
|
||||
atomic_##NAME##_rel_long((volatile u_long *)p, v); \
|
||||
}
|
||||
|
||||
ATOMIC_PTR(set)
|
||||
ATOMIC_PTR(clear)
|
||||
@ -365,27 +356,27 @@ ATOMIC_PTR(subtract)
|
||||
|
||||
#undef ATOMIC_PTR
|
||||
|
||||
static __inline u_int32_t
|
||||
atomic_readandclear_32(volatile u_int32_t* p)
|
||||
static __inline uint32_t
|
||||
atomic_readandclear_32(volatile uint32_t* p)
|
||||
{
|
||||
u_int32_t val;
|
||||
uint32_t val;
|
||||
do {
|
||||
val = *p;
|
||||
} while (!atomic_cmpset_32(p, val, 0));
|
||||
return val;
|
||||
return (val);
|
||||
}
|
||||
|
||||
static __inline u_int64_t
|
||||
atomic_readandclear_64(volatile u_int64_t* p)
|
||||
static __inline uint64_t
|
||||
atomic_readandclear_64(volatile uint64_t* p)
|
||||
{
|
||||
u_int64_t val;
|
||||
uint64_t val;
|
||||
do {
|
||||
val = *p;
|
||||
} while (!atomic_cmpset_64(p, val, 0));
|
||||
return val;
|
||||
return (val);
|
||||
}
|
||||
|
||||
#define atomic_readandclear_int atomic_readandclear_32
|
||||
#define atomic_readandclear_long atomic_readandclear_64
|
||||
#define atomic_readandclear_int atomic_readandclear_32
|
||||
#define atomic_readandclear_long atomic_readandclear_64
|
||||
|
||||
#endif /* ! _MACHINE_ATOMIC_H_ */
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user