generic-msvc.h File Reference

#include <intrin.h>

Include dependency graph for generic-msvc.h:

Go to the source code of this file.

Data Structures
struct	pg_atomic_uint32
struct	pg_atomic_uint64

Macros
#define	pg_compiler_barrier_impl()   _ReadWriteBarrier()
#define	pg_memory_barrier_impl()   MemoryBarrier()
#define	PG_HAVE_ATOMIC_U32_SUPPORT
#define	PG_HAVE_ATOMIC_U64_SUPPORT
#define	PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U32
#define	PG_HAVE_ATOMIC_EXCHANGE_U32
#define	PG_HAVE_ATOMIC_FETCH_ADD_U32
#define	PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U64

Typedefs
typedef struct pg_atomic_uint32	pg_atomic_uint32
typedef struct pg_atomic_uint64	pg_atomic_uint64

Functions
static bool	pg_atomic_compare_exchange_u32_impl (volatile pg_atomic_uint32 *ptr, uint32 *expected, uint32 newval)
static uint32	pg_atomic_exchange_u32_impl (volatile pg_atomic_uint32 *ptr, uint32 newval)
static uint32	pg_atomic_fetch_add_u32_impl (volatile pg_atomic_uint32 *ptr, int32 add_)
static bool	pg_atomic_compare_exchange_u64_impl (volatile pg_atomic_uint64 *ptr, uint64 *expected, uint64 newval)

Macro Definition Documentation

pg_compiler_barrier_impl

#define pg_compiler_barrier_impl

(

)

_ReadWriteBarrier()

Definition at line 27 of file generic-msvc.h.

PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U32

#define PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U32

Definition at line 46 of file generic-msvc.h.

PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U64

#define PG_HAVE_ATOMIC_COMPARE_EXCHANGE_U64

Definition at line 81 of file generic-msvc.h.

PG_HAVE_ATOMIC_EXCHANGE_U32

#define PG_HAVE_ATOMIC_EXCHANGE_U32

Definition at line 59 of file generic-msvc.h.

PG_HAVE_ATOMIC_FETCH_ADD_U32

#define PG_HAVE_ATOMIC_FETCH_ADD_U32

Definition at line 66 of file generic-msvc.h.

PG_HAVE_ATOMIC_U32_SUPPORT

#define PG_HAVE_ATOMIC_U32_SUPPORT

Definition at line 33 of file generic-msvc.h.

PG_HAVE_ATOMIC_U64_SUPPORT

#define PG_HAVE_ATOMIC_U64_SUPPORT

Definition at line 39 of file generic-msvc.h.

pg_memory_barrier_impl

#define pg_memory_barrier_impl

(

)

MemoryBarrier()

Definition at line 30 of file generic-msvc.h.

Typedef Documentation

pg_atomic_uint32

typedef struct pg_atomic_uint32 pg_atomic_uint32

pg_atomic_uint64

typedef struct pg_atomic_uint64 pg_atomic_uint64

Function Documentation

pg_atomic_compare_exchange_u32_impl()

static bool pg_atomic_compare_exchange_u32_impl ( volatile pg_atomic_uint32 *  ptr, uint32 *  expected, uint32  newval  )

inlinestatic

Definition at line 48 of file generic-msvc.h.

{
    bool    ret;
    uint32  current;
    current = InterlockedCompareExchange(&ptr->value, newval, *expected);
    ret = current == *expected;
    *expected = current;
    return ret;
}

References fb(), newval, and pg_atomic_uint32::value.

pg_atomic_compare_exchange_u64_impl()

static bool pg_atomic_compare_exchange_u64_impl ( volatile pg_atomic_uint64 *  ptr, uint64 *  expected, uint64  newval  )

inlinestatic

Definition at line 83 of file generic-msvc.h.

{
    bool    ret;
    uint64  current;
    current = _InterlockedCompareExchange64(&ptr->value, newval, *expected);
    ret = current == *expected;
    *expected = current;
    return ret;
}

References fb(), newval, and pg_atomic_uint64::value.

pg_atomic_exchange_u32_impl()

static uint32 pg_atomic_exchange_u32_impl ( volatile pg_atomic_uint32 *  ptr, uint32  newval  )

inlinestatic

Definition at line 61 of file generic-msvc.h.

{
    return InterlockedExchange(&ptr->value, newval);
}

References fb(), newval, and pg_atomic_uint32::value.

Referenced by pg_atomic_exchange_u32().

pg_atomic_fetch_add_u32_impl()

static uint32 pg_atomic_fetch_add_u32_impl ( volatile pg_atomic_uint32 *  ptr, int32  add_  )

inlinestatic

Definition at line 68 of file generic-msvc.h.

{
    return InterlockedExchangeAdd(&ptr->value, add_);
}

References fb(), and pg_atomic_uint32::value.