lama::Context::ContextData Struct Reference

#include <Context.hpp>

Inheritance diagram for lama::Context::ContextData:

Public Types
enum	AccessKind { Read, Write, MaxAccessKind }
Public Member Functions
	ContextData (ContextPtr context)
	Constructor, context must always be given.
	~ContextData ()
void	allocate (const size_t size)
	allocate data for the Context array on the context
void	setRef (void *reference, const size_t size)
	set reference instead of own data allocation.
void	realloc (const size_t newSize, const size_t saveSize)
	Reallocate new memory on the context.
void	free ()
	free data for the Context array on the context
bool	isPinned () const
void	setPinned () const
void	setCleanFunction (boost::function< void(void *)> cleanFunktion) const
Data Fields
ContextPtr	context
	shared pointer to the context
void *	pointer
	pointer to the data on the context
size_t	size
	size of a single element
bool	allocated
	is true if data has been allocated by context
bool	valid
	is true if there is a valid copy on the context
unsigned char	lock [MaxAccessKind]
	read, write lock
Private Member Functions
	ContextData ()
Private Attributes
bool	pinned
boost::function< void(void *)	mCleanFunktion )

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Member Enumeration Documentation

enum lama::Context::ContextData::AccessKind

Enumerator:

Read	read access to the array, can be multiple
Write	write access to the array, only one at a time
MaxAccessKind	internal use for dimension of arrays

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Constructor & Destructor Documentation

lama::Context::ContextData::ContextData

(

ContextPtr

context

)

Constructor, context must always be given.

References lock, Read, and Write.

lama::Context::ContextData::~ContextData

(

)

References lama::Context::free().

lama::Context::ContextData::ContextData

(

)

[private]

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Member Function Documentation

void lama::Context::ContextData::allocate

(

const size_t

size

)

allocate data for the Context array on the context

References LAMA_ASSERT_DEBUG, and LAMA_THROWEXCEPTION.

Referenced by lama::LAMAArray< T >::LAMAArray().

void lama::Context::ContextData::free

(

)

free data for the Context array on the context

References LAMA_ASSERT_DEBUG.

Referenced by lama::DefaultHostContext::free(), and lama::LAMAArray< T >::purge().

bool lama::Context::ContextData::isPinned

(

)

const

Referenced by lama::CUDAContext::memcpy(), and lama::CUDAContext::memcpyAsync().

void lama::Context::ContextData::realloc	(	const size_t	newSize,
		const size_t	saveSize
	)

Reallocate new memory on the context.

Parameters:

newCapacity	number of entries for new allocated memory
saveCapacity	number of entries to copy back from old memory

References LAMA_ASSERT_DEBUG, and LAMA_ASSERT_ERROR.

void lama::Context::ContextData::setCleanFunction

(

boost::function< void(void *)>

cleanFunktion

)

const

Referenced by lama::CUDAContext::memcpy(), and lama::CUDAContext::memcpyAsync().

void lama::Context::ContextData::setPinned

(

)

const

Referenced by lama::CUDAHostContext::allocate(), lama::CUDAContext::allocate(), lama::CUDAContext::memcpy(), and lama::CUDAContext::memcpyAsync().

void lama::Context::ContextData::setRef	(	void *	reference,
		const size_t	size
	)

set reference instead of own data allocation.

References LAMA_ASSERT_DEBUG, and LAMA_THROWEXCEPTION.

Referenced by lama::LAMAArrayRef< T >::LAMAArrayRef().

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Field Documentation

bool lama::Context::ContextData::allocated

is true if data has been allocated by context

ContextPtr lama::Context::ContextData::context

shared pointer to the context

Referenced by lama::LAMAArray< T >::acquireReadAccess(), lama::LAMAArray< T >::acquireWriteAccess(), lama::LAMAArray< T >::assign(), lama::PGASContext::cancpy(), lama::CUDAHostContext::cancpy(), lama::DefaultHostContext::cancpy(), lama::CUDAContext::cancpy(), lama::LAMAArray< T >::fetch(), lama::LAMAArray< T >::fetchAsync(), lama::PGASContext::free(), lama::CUDAHostContext::free(), lama::DefaultHostContext::free(), lama::CUDAContext::free(), lama::LAMAArray< T >::getAccess(), lama::LAMAArray< T >::getValidContext(), lama::PGASContext::memcpy(), lama::CUDAHostContext::memcpy(), lama::DefaultHostContext::memcpy(), lama::CUDAContext::memcpy(), lama::PGASContext::memcpyAsync(), lama::CUDAHostContext::memcpyAsync(), lama::DefaultHostContext::memcpyAsync(), lama::CUDAContext::memcpyAsync(), lama::LAMAArray< T >::operator=(), and lama::LAMAArray< T >::writeAt().

unsigned char lama::Context::ContextData::lock[MaxAccessKind]

read, write lock

Referenced by lama::LAMAArray< T >::acquireReadAccess(), lama::LAMAArray< T >::acquireWriteAccess(), lama::LAMAArray< T >::assign(), ContextData(), lama::LAMAArray< T >::getAccess(), lama::LAMAArray< T >::getValidContext(), lama::LAMAArray< T >::operator=(), lama::LAMAArray< T >::purge(), and lama::LAMAArray< T >::writeAt().

boost::function<void( void* ) lama::Context::ContextData::mCleanFunktion) [mutable, private]

bool lama::Context::ContextData::pinned [mutable, private]

void* lama::Context::ContextData::pointer

pointer to the data on the context

Referenced by lama::PGASContext::allocate(), lama::CUDAHostContext::allocate(), lama::DefaultHostContext::allocate(), lama::CUDAContext::allocate(), lama::LAMAArray< T >::fetch(), lama::LAMAArray< T >::fetchAsync(), lama::PGASContext::free(), lama::CUDAHostContext::free(), lama::CUDAContext::free(), lama::LAMAArray< T >::LAMAArray(), lama::PGASContext::memcpy(), lama::CUDAHostContext::memcpy(), lama::DefaultHostContext::memcpy(), lama::CUDAContext::memcpy(), lama::PGASContext::memcpyAsync(), lama::CUDAHostContext::memcpyAsync(), lama::DefaultHostContext::memcpyAsync(), and lama::CUDAContext::memcpyAsync().

size_t lama::Context::ContextData::size

size of a single element

Referenced by lama::LAMAArray< T >::fetch(), lama::LAMAArray< T >::fetchAsync(), lama::PGASContext::free(), lama::CUDAHostContext::free(), lama::CUDAContext::free(), lama::CUDAContext::memcpy(), lama::CUDAContext::memcpyAsync(), and lama::LAMAArray< T >::writeAt().

bool lama::Context::ContextData::valid

is true if there is a valid copy on the context

Referenced by lama::LAMAArray< T >::acquireReadAccess(), lama::LAMAArray< T >::acquireWriteAccess(), lama::LAMAArray< T >::assign(), lama::LAMAArray< T >::fetch(), lama::LAMAArray< T >::fetchAsync(), lama::LAMAArray< T >::getAccess(), lama::LAMAArray< T >::getValidContext(), lama::LAMAArray< T >::LAMAArray(), lama::LAMAArray< T >::operator=(), lama::LAMAArray< T >::prefetch(), lama::LAMAArray< T >::setHostContext(), and lama::LAMAArray< T >::writeAt().

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

• /home/brandes/workspace/LAMA/src/lama/Context.hpp
• /home/brandes/workspace/LAMA/src/lama/Context.cpp