16 #ifndef INSIDE_ATOMICS_H
17 # error "should be included via atomics.h"
20 #ifndef pg_memory_barrier_impl
32 #define PG_HAVE_MEMORY_BARRIER_EMULATION
35 #define pg_memory_barrier_impl pg_spinlock_barrier
38 #ifndef pg_compiler_barrier_impl
48 #define PG_HAVE_COMPILER_BARRIER_EMULATION
50 #define pg_compiler_barrier_impl pg_extern_compiler_barrier
65 #if !defined(PG_HAVE_ATOMIC_FLAG_SUPPORT) && !defined(PG_HAVE_ATOMIC_U32_SUPPORT)
67 #define PG_HAVE_ATOMIC_FLAG_SIMULATION
68 #define PG_HAVE_ATOMIC_FLAG_SUPPORT
78 #if defined(__hppa) || defined(__hppa__)
88 #if !defined(PG_HAVE_ATOMIC_U32_SUPPORT)
90 #define PG_HAVE_ATOMIC_U32_SIMULATION
92 #define PG_HAVE_ATOMIC_U32_SUPPORT
96 #if defined(__hppa) || defined(__hppa__)
106 #if !defined(PG_HAVE_ATOMIC_U64_SUPPORT)
108 #define PG_HAVE_ATOMIC_U64_SIMULATION
110 #define PG_HAVE_ATOMIC_U64_SUPPORT
114 #if defined(__hppa) || defined(__hppa__)
124 #ifdef PG_HAVE_ATOMIC_FLAG_SIMULATION
126 #define PG_HAVE_ATOMIC_INIT_FLAG
129 #define PG_HAVE_ATOMIC_TEST_SET_FLAG
132 #define PG_HAVE_ATOMIC_CLEAR_FLAG
135 #define PG_HAVE_ATOMIC_UNLOCKED_TEST_FLAG
140 #ifdef PG_HAVE_ATOMIC_U32_SIMULATION
142 #define PG_HAVE_ATOMIC_INIT_U32
145 #define PG_HAVE_ATOMIC_WRITE_U32
148 #define PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U32
152 #define PG_HAVE_ATOMIC_FETCH_ADD_U32
158 #ifdef PG_HAVE_ATOMIC_U64_SIMULATION
160 #define PG_HAVE_ATOMIC_INIT_U64
163 #define PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U64
165 uint64 *expected, uint64
newval);
167 #define PG_HAVE_ATOMIC_FETCH_ADD_U64
bool pg_atomic_compare_exchange_u32_impl(volatile pg_atomic_uint32 *ptr, uint32 *expected, uint32 newval)
struct pg_atomic_flag pg_atomic_flag
void pg_atomic_clear_flag_impl(volatile pg_atomic_flag *ptr)
void pg_extern_compiler_barrier(void)
uint64 pg_atomic_fetch_add_u64_impl(volatile pg_atomic_uint64 *ptr, int64 add_)
void pg_atomic_init_u64_impl(volatile pg_atomic_uint64 *ptr, uint64 val_)
uint32 pg_atomic_fetch_add_u32_impl(volatile pg_atomic_uint32 *ptr, int32 add_)
struct pg_atomic_uint64 pg_atomic_uint64
bool pg_atomic_unlocked_test_flag_impl(volatile pg_atomic_flag *ptr)
bool pg_atomic_test_set_flag_impl(volatile pg_atomic_flag *ptr)
void pg_atomic_write_u32_impl(volatile pg_atomic_uint32 *ptr, uint32 val)
void pg_atomic_init_u32_impl(volatile pg_atomic_uint32 *ptr, uint32 val_)
void pg_spinlock_barrier(void)
bool pg_atomic_compare_exchange_u64_impl(volatile pg_atomic_uint64 *ptr, uint64 *expected, uint64 newval)
void pg_atomic_init_flag_impl(volatile pg_atomic_flag *ptr)
struct pg_atomic_uint32 pg_atomic_uint32