synchronization_common.h File Reference

#include "HalideRuntime.h"
#include "printer.h"
#include "scoped_spin_lock.h"
#include "runtime_atomics.h"

Go to the source code of this file.

Classes
class	Halide::Runtime::Internal::Synchronization::spin_control
struct	Halide::Runtime::Internal::Synchronization::word_lock_queue_data
class	Halide::Runtime::Internal::Synchronization::word_lock
struct	Halide::Runtime::Internal::Synchronization::queue_data
struct	Halide::Runtime::Internal::Synchronization::hash_bucket
struct	Halide::Runtime::Internal::Synchronization::hash_table
struct	Halide::Runtime::Internal::Synchronization::bucket_pair
struct	Halide::Runtime::Internal::Synchronization::validate_action
struct	Halide::Runtime::Internal::Synchronization::parking_control
struct	Halide::Runtime::Internal::Synchronization::mutex_parking_control
class	Halide::Runtime::Internal::Synchronization::fast_mutex
struct	Halide::Runtime::Internal::Synchronization::signal_parking_control
struct	Halide::Runtime::Internal::Synchronization::broadcast_parking_control
struct	Halide::Runtime::Internal::Synchronization::wait_parking_control
class	Halide::Runtime::Internal::Synchronization::fast_cond
struct	halide_mutex_array

Namespaces
namespace	Halide
	This file defines the class FunctionDAG, which is our representation of a Halide pipeline, and contains methods to using Halide's bounds tools to query properties of it.
namespace	Halide::Runtime
namespace	Halide::Runtime::Internal
namespace	Halide::Runtime::Internal::Synchronization

Macros
#define	TSAN_ANNOTATIONS   0

Functions
WEAK hash_bucket &	Halide::Runtime::Internal::Synchronization::lock_bucket (uintptr_t addr)
WEAK bucket_pair	Halide::Runtime::Internal::Synchronization::lock_bucket_pair (uintptr_t addr_from, uintptr_t addr_to)
WEAK void	Halide::Runtime::Internal::Synchronization::unlock_bucket_pair (bucket_pair &buckets)
WEAK void	halide_mutex_lock (halide_mutex *mutex)
	A basic set of mutex and condition variable functions, which call platform specific code for mutual exclusion.
WEAK void	halide_mutex_unlock (halide_mutex *mutex)
WEAK void	halide_cond_broadcast (struct halide_cond *cond)
WEAK void	halide_cond_signal (struct halide_cond *cond)
WEAK void	halide_cond_wait (struct halide_cond *cond, struct halide_mutex *mutex)
WEAK halide_mutex_array *	halide_mutex_array_create (uint64_t sz)
WEAK void	halide_mutex_array_destroy (void *user_context, void *array)
WEAK int	halide_mutex_array_lock (struct halide_mutex_array *array, int entry)
WEAK int	halide_mutex_array_unlock (struct halide_mutex_array *array, int entry)

Variables
constexpr int	Halide::Runtime::Internal::Synchronization::LOAD_FACTOR = 4
constexpr int	Halide::Runtime::Internal::Synchronization::HASH_TABLE_SIZE = MAX_THREADS * LOAD_FACTOR
WEAK hash_table	Halide::Runtime::Internal::Synchronization::table
constexpr int	Halide::Runtime::Internal::Synchronization::HASH_TABLE_BITS = 10

Macro Definition Documentation

TSAN_ANNOTATIONS

#define TSAN_ANNOTATIONS   0

Definition at line 34 of file synchronization_common.h.

Function Documentation

halide_mutex_lock()

WEAK void halide_mutex_lock

(

struct halide_mutex *

mutex

)

A basic set of mutex and condition variable functions, which call platform specific code for mutual exclusion.

Equivalent to posix calls.

Definition at line 876 of file synchronization_common.h.

References Halide::Runtime::Internal::Synchronization::fast_mutex::lock(), and WEAK.

Referenced by halide_default_do_par_for(), halide_default_do_parallel_tasks(), halide_default_semaphore_release(), halide_get_num_threads(), halide_mutex_array_lock(), halide_set_num_threads(), halide_shutdown_thread_pool(), Halide::Runtime::Internal::ScopedMutexLock::ScopedMutexLock(), Halide::Runtime::Internal::halide_cond_with_spinning::wait(), Halide::Runtime::Internal::worker_thread(), and Halide::Runtime::Internal::worker_thread_already_locked().

halide_mutex_unlock()

WEAK void halide_mutex_unlock

(

halide_mutex *

mutex

)

Definition at line 882 of file synchronization_common.h.

References Halide::Runtime::Internal::Synchronization::fast_mutex::unlock(), and WEAK.

Referenced by halide_default_do_par_for(), halide_default_do_parallel_tasks(), halide_default_semaphore_release(), halide_get_num_threads(), halide_mutex_array_unlock(), halide_set_num_threads(), halide_shutdown_thread_pool(), Halide::Runtime::Internal::halide_cond_with_spinning::wait(), Halide::Runtime::Internal::worker_thread(), Halide::Runtime::Internal::worker_thread_already_locked(), and Halide::Runtime::Internal::ScopedMutexLock::~ScopedMutexLock().

halide_cond_broadcast()

WEAK void halide_cond_broadcast

(

struct halide_cond *

cond

)

Definition at line 888 of file synchronization_common.h.

References Halide::Runtime::Internal::Synchronization::fast_cond::broadcast(), and WEAK.

Referenced by Halide::Runtime::Internal::halide_cond_with_spinning::broadcast().

halide_cond_signal()

WEAK void halide_cond_signal

(

struct halide_cond *

cond

)

Definition at line 894 of file synchronization_common.h.

References Halide::Runtime::Internal::Synchronization::fast_cond::signal(), and WEAK.

halide_cond_wait()

WEAK void halide_cond_wait	(	struct halide_cond *	cond,
		struct halide_mutex *	mutex )

Definition at line 900 of file synchronization_common.h.

References Halide::Runtime::Internal::Synchronization::fast_cond::wait(), and WEAK.

Referenced by Halide::Runtime::Internal::halide_cond_with_spinning::wait().

halide_mutex_array_create()

WEAK halide_mutex_array * halide_mutex_array_create

(

uint64_t

sz

)

Definition at line 913 of file synchronization_common.h.

References halide_mutex_array::array, halide_free(), halide_malloc(), memset(), and WEAK.

halide_mutex_array_destroy()

WEAK void halide_mutex_array_destroy	(	void *	user_context,
		void *	array )

Definition at line 933 of file synchronization_common.h.

References halide_mutex_array::array, halide_free(), and WEAK.

halide_mutex_array_lock()

WEAK int halide_mutex_array_lock	(	struct halide_mutex_array *	array,
		int	entry )

Definition at line 939 of file synchronization_common.h.

References halide_mutex_array::array, halide_error_code_success, halide_mutex_lock(), and WEAK.

halide_mutex_array_unlock()

WEAK int halide_mutex_array_unlock	(	struct halide_mutex_array *	array,
		int	entry )

Definition at line 944 of file synchronization_common.h.

References halide_mutex_array::array, halide_error_code_success, halide_mutex_unlock(), and WEAK.