/* StarPU --- Runtime system for heterogeneous multicore architectures. * * Copyright (C) 2010, 2012-2014 Université de Bordeaux * Copyright (C) 2010, 2011, 2012, 2013, 2014 Centre National de la Recherche Scientifique * * StarPU is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or (at * your option) any later version. * * StarPU is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * * See the GNU Lesser General Public License in COPYING.LGPL for more details. */ #ifndef __STARPU_THREAD_H__ #define __STARPU_THREAD_H__ #ifdef __cplusplus extern "C" { #endif #include #include #ifdef STARPU_SIMGRID #include #include #elif !defined(_MSC_VER) || defined(BUILDING_STARPU) #include #endif #include /* * Encapsulation of the pthread_create function. */ #ifdef STARPU_SIMGRID typedef msg_process_t starpu_pthread_t; typedef int starpu_pthread_attr_t; int starpu_pthread_create_on(char *name, starpu_pthread_t *thread, const starpu_pthread_attr_t *attr, void *(*start_routine) (void *), void *arg, int where); int starpu_pthread_create(starpu_pthread_t *thread, const starpu_pthread_attr_t *attr, void *(*start_routine) (void *), void *arg); int starpu_pthread_join(starpu_pthread_t thread, void **retval); int starpu_pthread_exit(void *retval); int starpu_pthread_attr_init(starpu_pthread_attr_t *attr); int starpu_pthread_attr_destroy(starpu_pthread_attr_t *attr); int starpu_pthread_attr_setdetachstate(starpu_pthread_attr_t *attr, int detachstate); #elif !defined(_MSC_VER) || defined(BUILDING_STARPU) /* STARPU_SIMGRID */ typedef pthread_t starpu_pthread_t; typedef pthread_attr_t starpu_pthread_attr_t; #define starpu_pthread_create pthread_create #define starpu_pthread_create_on(name, thread, attr, routine, arg, where) starpu_pthread_create(thread, attr, routine, arg) #define starpu_pthread_join pthread_join #define starpu_pthread_exit pthread_exit #define starpu_pthread_attr_init pthread_attr_init #define starpu_pthread_attr_destroy pthread_attr_destroy #define starpu_pthread_attr_setdetachstate pthread_attr_setdetachstate #endif /* STARPU_SIMGRID, _MSC_VER */ /* * Encapsulation of the pthread_mutex_* functions. */ #ifdef STARPU_SIMGRID typedef xbt_mutex_t starpu_pthread_mutex_t; typedef int starpu_pthread_mutexattr_t; #define STARPU_PTHREAD_MUTEX_INITIALIZER NULL int starpu_pthread_mutex_init(starpu_pthread_mutex_t *mutex, const starpu_pthread_mutexattr_t *mutexattr); int starpu_pthread_mutex_destroy(starpu_pthread_mutex_t *mutex); int starpu_pthread_mutex_lock(starpu_pthread_mutex_t *mutex); int starpu_pthread_mutex_unlock(starpu_pthread_mutex_t *mutex); int starpu_pthread_mutex_trylock(starpu_pthread_mutex_t *mutex); int starpu_pthread_mutexattr_gettype(const starpu_pthread_mutexattr_t *attr, int *type); int starpu_pthread_mutexattr_settype(starpu_pthread_mutexattr_t *attr, int type); int starpu_pthread_mutexattr_destroy(starpu_pthread_mutexattr_t *attr); int starpu_pthread_mutexattr_init(starpu_pthread_mutexattr_t *attr); #elif !defined(_MSC_VER) || defined(BUILDING_STARPU) /* !STARPU_SIMGRID */ typedef pthread_mutex_t starpu_pthread_mutex_t; typedef pthread_mutexattr_t starpu_pthread_mutexattr_t; #define starpu_pthread_mutex_init pthread_mutex_init #define starpu_pthread_mutex_destroy pthread_mutex_destroy #define starpu_pthread_mutexattr_gettype pthread_mutexattr_gettype #define starpu_pthread_mutexattr_settype pthread_mutexattr_settype #define starpu_pthread_mutexattr_destroy pthread_mutexattr_destroy #define starpu_pthread_mutexattr_init pthread_mutexattr_init int starpu_pthread_mutex_lock(starpu_pthread_mutex_t *mutex); int starpu_pthread_mutex_unlock(starpu_pthread_mutex_t *mutex); int starpu_pthread_mutex_trylock(starpu_pthread_mutex_t *mutex); #define STARPU_PTHREAD_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER #endif /* STARPU_SIMGRID, _MSC_VER */ /* * Encapsulation of the pthread_key_* functions. */ #ifdef STARPU_SIMGRID typedef int starpu_pthread_key_t; int starpu_pthread_key_create(starpu_pthread_key_t *key, void (*destr_function) (void *)); int starpu_pthread_key_delete(starpu_pthread_key_t key); int starpu_pthread_setspecific(starpu_pthread_key_t key, const void *pointer); void *starpu_pthread_getspecific(starpu_pthread_key_t key); #elif !defined(_MSC_VER) || defined(BUILDING_STARPU) /* !STARPU_SIMGRID */ typedef pthread_key_t starpu_pthread_key_t; #define starpu_pthread_key_create pthread_key_create #define starpu_pthread_key_delete pthread_key_delete #define starpu_pthread_setspecific pthread_setspecific #define starpu_pthread_getspecific pthread_getspecific #endif /* STARPU_SIMGRID, _MSC_VER */ /* * Encapsulation of the pthread_cond_* functions. */ #ifdef STARPU_SIMGRID typedef xbt_cond_t starpu_pthread_cond_t; typedef int starpu_pthread_condattr_t; #define STARPU_PTHREAD_COND_INITIALIZER NULL int starpu_pthread_cond_init(starpu_pthread_cond_t *cond, starpu_pthread_condattr_t *cond_attr); int starpu_pthread_cond_signal(starpu_pthread_cond_t *cond); int starpu_pthread_cond_broadcast(starpu_pthread_cond_t *cond); int starpu_pthread_cond_wait(starpu_pthread_cond_t *cond, starpu_pthread_mutex_t *mutex); int starpu_pthread_cond_timedwait(starpu_pthread_cond_t *cond, starpu_pthread_mutex_t *mutex, const struct timespec *abstime); int starpu_pthread_cond_destroy(starpu_pthread_cond_t *cond); #elif !defined(_MSC_VER) || defined(BUILDING_STARPU) /* !STARPU_SIMGRID */ typedef pthread_cond_t starpu_pthread_cond_t; typedef pthread_condattr_t starpu_pthread_condattr_t; #define STARPU_PTHREAD_COND_INITIALIZER PTHREAD_COND_INITIALIZER #define starpu_pthread_cond_init pthread_cond_init #define starpu_pthread_cond_signal pthread_cond_signal #define starpu_pthread_cond_broadcast pthread_cond_broadcast int starpu_pthread_cond_wait(starpu_pthread_cond_t *cond, starpu_pthread_mutex_t *mutex); #define starpu_pthread_cond_timedwait pthread_cond_timedwait #define starpu_pthread_cond_destroy pthread_cond_destroy #endif /* STARPU_SIMGRID, _MSC_VER */ /* * Encapsulation of the pthread_rwlock_* functions. */ #ifdef STARPU_SIMGRID typedef xbt_mutex_t starpu_pthread_rwlock_t; typedef int starpu_pthread_rwlockattr_t; int starpu_pthread_rwlock_init(starpu_pthread_rwlock_t *rwlock, const starpu_pthread_rwlockattr_t *attr); int starpu_pthread_rwlock_destroy(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_rdlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_tryrdlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_wrlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_trywrlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_unlock(starpu_pthread_rwlock_t *rwlock); #elif !defined(_MSC_VER) || defined(BUILDING_STARPU) /* !STARPU_SIMGRID */ typedef pthread_rwlock_t starpu_pthread_rwlock_t; typedef pthread_rwlockattr_t starpu_pthread_rwlockattr_t; #define starpu_pthread_rwlock_init pthread_rwlock_init #define starpu_pthread_rwlock_destroy pthread_rwlock_destroy int starpu_pthread_rwlock_rdlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_tryrdlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_wrlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_trywrlock(starpu_pthread_rwlock_t *rwlock); int starpu_pthread_rwlock_unlock(starpu_pthread_rwlock_t *rwlock); #endif /* STARPU_SIMGRID, _MSC_VER */ /* * Encapsulation of the pthread_barrier_* functions. */ #if defined(STARPU_SIMGRID) || (!defined(STARPU_HAVE_PTHREAD_BARRIER) && (!defined(_MSC_VER) || defined(BUILDING_STARPU))) #if defined(STARPU_SIMGRID) && defined(STARPU_SIMGRID_HAVE_XBT_BARRIER_INIT) typedef xbt_bar_t starpu_pthread_barrier_t; typedef int starpu_pthread_barrierattr_t; #define STARPU_PTHREAD_BARRIER_SERIAL_THREAD XBT_BARRIER_SERIAL_PROCESS #else typedef struct { starpu_pthread_mutex_t mutex; starpu_pthread_cond_t cond; unsigned count; unsigned done; } starpu_pthread_barrier_t; typedef int starpu_pthread_barrierattr_t; #define STARPU_PTHREAD_BARRIER_SERIAL_THREAD -1 #endif int starpu_pthread_barrier_init(starpu_pthread_barrier_t *barrier, const starpu_pthread_barrierattr_t *attr, unsigned count); int starpu_pthread_barrier_destroy(starpu_pthread_barrier_t *barrier); int starpu_pthread_barrier_wait(starpu_pthread_barrier_t *barrier); #elif !defined(_MSC_VER) /* STARPU_SIMGRID, !STARPU_HAVE_PTHREAD_BARRIER */ typedef pthread_barrier_t starpu_pthread_barrier_t; typedef pthread_barrierattr_t starpu_pthread_barrierattr_t; #define starpu_pthread_barrier_init pthread_barrier_init #define starpu_pthread_barrier_destroy pthread_barrier_destroy int starpu_pthread_barrier_wait(starpu_pthread_barrier_t *barrier); #define STARPU_PTHREAD_BARRIER_SERIAL_THREAD PTHREAD_BARRIER_SERIAL_THREAD #endif /* STARPU_SIMGRID, !STARPU_HAVE_PTHREAD_BARRIER, _MSC_VER */ /* * Encapsulation of the pthread_spin_* functions. */ #if defined(STARPU_SIMGRID) || (defined(STARPU_LINUX_SYS) && defined(STARPU_HAVE_XCHG)) || !defined(STARPU_HAVE_PTHREAD_SPIN_LOCK) typedef struct { #ifdef STARPU_SIMGRID int taken; #elif defined(STARPU_LINUX_SYS) && defined(STARPU_HAVE_XCHG) unsigned taken STARPU_ATTRIBUTE_ALIGNED(16); #else /* we only have a trivial implementation yet ! */ uint32_t taken STARPU_ATTRIBUTE_ALIGNED(16); #endif } starpu_pthread_spinlock_t; int starpu_pthread_spin_init(starpu_pthread_spinlock_t *lock, int pshared); int starpu_pthread_spin_destroy(starpu_pthread_spinlock_t *lock); int starpu_pthread_spin_lock(starpu_pthread_spinlock_t *lock); int starpu_pthread_spin_trylock(starpu_pthread_spinlock_t *lock); int starpu_pthread_spin_unlock(starpu_pthread_spinlock_t *lock); #elif !defined(_MSC_VER) /* !( defined(STARPU_SIMGRID) || !defined(STARPU_HAVE_PTHREAD_SPIN_LOCK)) */ typedef pthread_spinlock_t starpu_pthread_spinlock_t; #define starpu_pthread_spin_init pthread_spin_init #define starpu_pthread_spin_destroy pthread_spin_destroy #define starpu_pthread_spin_lock pthread_spin_lock #define starpu_pthread_spin_trylock pthread_spin_trylock #define starpu_pthread_spin_unlock pthread_spin_unlock #endif /* !( defined(STARPU_SIMGRID) || !defined(STARPU_HAVE_PTHREAD_SPIN_LOCK)) */ /* * Other needed pthread definitions */ #if defined(_MSC_VER) && !defined(BUILDING_STARPU) typedef void* starpu_pthread_rwlock_t; typedef void* starpu_pthread_mutex_t; typedef void* starpu_pthread_cond_t; typedef void* starpu_pthread_barrier_t; #endif /* _MSC_VER */ #ifdef __cplusplus } #endif #endif /* __STARPU_THREAD_H__ */