| #include <limits.h> |
| #include <sys/param.h> |
| |
| static inline int32_t |
| OSAtomicIncrement32(volatile int32_t *var) |
| { |
| return __c11_atomic_fetch_add((_Atomic(int)*)var, 1, __ATOMIC_RELAXED)+1; |
| } |
| |
| static inline int32_t |
| OSAtomicIncrement32Barrier(volatile int32_t *var) |
| { |
| return __c11_atomic_fetch_add((_Atomic(int)*)var, 1, __ATOMIC_SEQ_CST)+1; |
| } |
| |
| static inline int32_t |
| OSAtomicAdd32(int32_t val, volatile int32_t *var) |
| { |
| return __c11_atomic_fetch_add((_Atomic(int)*)var, val, __ATOMIC_RELAXED)+val; |
| } |
| |
| // Simulation of mach_absolute_time related infrastructure |
| // For now, use gettimeofday. |
| // Consider using clockgettime(CLOCK_MONOTONIC) instead. |
| |
| #include <sys/time.h> |
| |
| struct mach_timebase_info { |
| uint32_t numer; |
| uint32_t denom; |
| }; |
| |
| typedef struct mach_timebase_info *mach_timebase_info_t; |
| typedef struct mach_timebase_info mach_timebase_info_data_t; |
| |
| typedef int kern_return_t; |
| |
| static inline |
| uint64_t |
| mach_absolute_time() |
| { |
| struct timeval tv; |
| gettimeofday(&tv,NULL); |
| return (1000ull)*((unsigned long long)tv.tv_sec*(1000000ull) + (unsigned long long)tv.tv_usec); |
| } |
| |
| static inline |
| int |
| mach_timebase_info(mach_timebase_info_t tbi) |
| { |
| tbi->numer = 1; |
| tbi->denom = 1; |
| return 0; |
| } |