src/i965_mutext.h

   1 #ifndef _I965_MUTEX_H_
   2 #define _I965_MUTEX_H_
   3
   4 #include "intel_compiler.h"
   5
   6 #if defined PTHREADS
   7 #include <pthread.h>
   8
   9 typedef pthread_mutex_t _I965Mutex;
  10
  11 static INLINE void _i965InitMutex(_I965Mutex *m)
  12 {
  13     pthread_mutex_init(m, NULL);
  14 }
  15
  16 static INLINE void
  17 _i965DestroyMutex(_I965Mutex *m)
  18 {
  19     pthread_mutex_destroy(m);
  20 }
  21
  22 static INLINE void
  23 _i965LockMutex(_I965Mutex *m)
  24 {
  25     pthread_mutex_lock(m);
  26 }
  27
  28 static INLINE void
  29 _i965UnlockMutex(_I965Mutex *m)
  30 {
  31     pthread_mutex_unlock(m);
  32 }
  33
  34 #define _I965_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
  35 #define _I965_DECLARE_MUTEX(m)                    \
  36     _I965Mutex m = _I965_MUTEX_INITIALIZER
  37
  38 #else
  39
  40 typedef int _I965Mutex;
  41 static INLINE void _i965InitMutex(_I965Mutex *m) { (void) m; }
  42 static INLINE void _i965DestroyMutex(_I965Mutex *m) { (void) m; }
  43 static INLINE void _i965LockMutex(_I965Mutex *m) { (void) m; }
  44 static INLINE void _i965UnlockMutex(_I965Mutex *m) { (void) m; }
  45
  46 #define _I965_MUTEX_INITIALIZER 0
  47 #define _I965_DECLARE_MUTEX(m)                    \
  48     _I965Mutex m = _I965_MUTEX_INITIALIZER
  49
  50 #endif
  51
  52 #endif /* _I965_MUTEX_H_ */