Coal::CPUKernelEvent Class Reference

CPU-specific information about a kernel event. More...

#include <kernel.h>

Collaboration diagram for Coal::CPUKernelEvent:

List of all members.

Public Member Functions
	CPUKernelEvent (CPUDevice *device, KernelEvent *event)
	Constructor.
	~CPUKernelEvent ()
bool	reserve ()
	The next Work Group that will execute will be the last. Locks the event.
bool	finished ()
	All the work groups have finished.
CPUKernelWorkGroup *	takeInstance ()
	Must be called exactly one time after reserve(). Unlocks the event.
void *	kernelArgs () const
	Return the cached kernel arguments.
void	cacheKernelArgs (void *args)
	Cache pre-built kernel arguments.
void	workGroupFinished ()
	A work-group has just finished.
Private Attributes
CPUDevice *	p_device
KernelEvent *	p_event
size_t	p_current_work_group [MAX_WORK_DIMS]
size_t	p_max_work_groups [MAX_WORK_DIMS]
size_t	p_current_wg
size_t	p_finished_wg
size_t	p_num_wg
pthread_mutex_t	p_mutex
void *	p_kernel_args

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Detailed Description

CPU-specific information about a kernel event.

This class put in a Coal::KernelEvent device-data field (see Coal::Event::setDeviceData()) is responsible for dispatching the Coal::CPUKernelWorkGroup objects between the CPU worker threads.

Definition at line 292 of file cpu/kernel.h.

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Constructor & Destructor Documentation

CPUKernelEvent::CPUKernelEvent	(	CPUDevice *	device,
		KernelEvent *	event
	)

Constructor.

Parameters:

device	device running the kernel
event	Coal::KernelEvent holding device-agnostic data about the event

Definition at line 297 of file cpu/kernel.cpp.

References p_current_work_group, p_max_work_groups, p_mutex, p_num_wg, and Coal::KernelEvent::work_dim().

CPUKernelEvent::~CPUKernelEvent

(

)

Definition at line 319 of file cpu/kernel.cpp.

References p_kernel_args, and p_mutex.

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Member Function Documentation

void CPUKernelEvent::cacheKernelArgs

(

void *

args

)

Cache pre-built kernel arguments.

Definition at line 380 of file cpu/kernel.cpp.

References p_kernel_args.

Referenced by Coal::CPUKernelWorkGroup::callArgs().

bool CPUKernelEvent::finished

(

)

All the work groups have finished.

Definition at line 336 of file cpu/kernel.cpp.

References p_finished_wg, p_mutex, and p_num_wg.

Referenced by worker().

void * CPUKernelEvent::kernelArgs

(

)

const

Return the cached kernel arguments.

Definition at line 375 of file cpu/kernel.cpp.

References p_kernel_args.

Referenced by Coal::CPUKernelWorkGroup::callArgs().

bool CPUKernelEvent::reserve

(

)

The next Work Group that will execute will be the last. Locks the event.

Definition at line 327 of file cpu/kernel.cpp.

References p_current_wg, p_mutex, and p_num_wg.

Referenced by Coal::CPUDevice::getEvent().

CPUKernelWorkGroup * CPUKernelEvent::takeInstance

(

)

Must be called exactly one time after reserve(). Unlocks the event.

Definition at line 358 of file cpu/kernel.cpp.

References Coal::KernelEvent::deviceKernel(), incVec(), p_current_wg, p_current_work_group, p_event, p_max_work_groups, p_mutex, and Coal::KernelEvent::work_dim().

Referenced by worker().

void CPUKernelEvent::workGroupFinished

(

)

A work-group has just finished.

Definition at line 349 of file cpu/kernel.cpp.

References p_finished_wg, and p_mutex.

Referenced by Coal::CPUKernelWorkGroup::~CPUKernelWorkGroup().

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Member Data Documentation

size_t Coal::CPUKernelEvent::p_current_wg [private]

Definition at line 318 of file cpu/kernel.h.

Referenced by reserve(), and takeInstance().

size_t Coal::CPUKernelEvent::p_current_work_group[MAX_WORK_DIMS] [private]

Definition at line 316 of file cpu/kernel.h.

Referenced by CPUKernelEvent(), and takeInstance().

CPUDevice* Coal::CPUKernelEvent::p_device [private]

Definition at line 314 of file cpu/kernel.h.

KernelEvent* Coal::CPUKernelEvent::p_event [private]

Definition at line 315 of file cpu/kernel.h.

Referenced by takeInstance().

size_t Coal::CPUKernelEvent::p_finished_wg [private]

Definition at line 318 of file cpu/kernel.h.

Referenced by finished(), and workGroupFinished().

void* Coal::CPUKernelEvent::p_kernel_args [private]

Definition at line 320 of file cpu/kernel.h.

Referenced by cacheKernelArgs(), kernelArgs(), and ~CPUKernelEvent().

size_t Coal::CPUKernelEvent::p_max_work_groups[MAX_WORK_DIMS] [private]

Definition at line 316 of file cpu/kernel.h.

Referenced by CPUKernelEvent(), and takeInstance().

pthread_mutex_t Coal::CPUKernelEvent::p_mutex [private]

Definition at line 319 of file cpu/kernel.h.

Referenced by CPUKernelEvent(), finished(), reserve(), takeInstance(), workGroupFinished(), and ~CPUKernelEvent().

size_t Coal::CPUKernelEvent::p_num_wg [private]

Definition at line 318 of file cpu/kernel.h.

Referenced by CPUKernelEvent(), finished(), and reserve().

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The documentation for this class was generated from the following files:

• cpu/kernel.h
• cpu/kernel.cpp