#include <sdfg/targets/rocm/rocm_data_offloading_node.h>

Inheritance diagram for sdfg::rocm::ROCMDataOffloadingNode:

Public Member Functions
	ROCMDataOffloadingNode (size_t element_id, const DebugInfo &debug_info, const graph::Vertex vertex, data_flow::DataFlowGraph &parent, offloading::DataTransferDirection transfer_direction, offloading::BufferLifecycle buffer_lifecycle, symbolic::Expression size, symbolic::Expression device_id)
void	validate (const Function &function) const override
	Validate the code node's configuration.
const symbolic::Expression	device_id () const
std::unique_ptr< data_flow::DataFlowNode >	clone (size_t element_id, const graph::Vertex vertex, data_flow::DataFlowGraph &parent) const override
	Clone this node for graph transformations.
symbolic::SymbolSet	symbols () const override
	Get all symbols used in this node.
void	replace (const symbolic::Expression old_expression, const symbolic::Expression new_expression) override
virtual bool	blocking () const override
virtual bool	redundant_with (const offloading::DataOffloadingNode &other) const override
	The 2 nodes are opposites of each other that could cancel each other out.
virtual bool	equal_with (const offloading::DataOffloadingNode &other) const override
	The 2 nodes do the same thing.
virtual bool	is_same_target (const DataOffloadingNode &other) const override
Public Member Functions inherited from sdfg::offloading::DataOffloadingNode
	DataOffloadingNode (size_t element_id, const DebugInfo &debug_info, const graph::Vertex vertex, data_flow::DataFlowGraph &parent, const data_flow::LibraryNodeCode code, DataTransferDirection transfer_direction, BufferLifecycle buffer_lifecycle, symbolic::Expression size)
	DataOffloadingNode (size_t element_id, const DebugInfo &debug_info, const graph::Vertex vertex, data_flow::DataFlowGraph &parent, const data_flow::LibraryNodeCode code, const std::vector< std::string > &outputs, const std::vector< std::string > &inputs, DataTransferDirection transfer_direction, BufferLifecycle buffer_lifecycle, symbolic::Expression size)
	Allows to manually override the connector names for subclasses.
DataTransferDirection	transfer_direction () const
BufferLifecycle	buffer_lifecycle () const
int	host_ptr_input_idx () const
int	dev_ptr_input_idx () const
int	dev_ptr_output_idx () const
const std::string &	dev_in_conn () const
const std::string &	dev_out_conn () const
const std::string &	host_in_conn () const
const symbolic::Expression	size () const
void	set_size (const symbolic::Expression &size)
virtual const symbolic::Expression	alloc_size () const
virtual symbolic::Expression	flop () const override
	Calculate floating point operations for this node.
virtual std::string	toStr () const override
	Convert node to string representation.
virtual bool	is_compatible_with (const DataOffloadingNode &other) const
	Checks that the nodes operate on the same device and compatible data.
virtual bool	is_same_target (const DataOffloadingNode &other) const =0
bool	is_d2h () const
bool	is_h2d () const
bool	has_transfer () const
bool	is_free () const
bool	is_alloc () const
void	remove_free ()
void	remove_h2d ()
void	remove_d2h ()
data_flow::PointerAccessType	pointer_access_type (int input_idx) const override
	Describes what a pointer is used for.
data_flow::EdgeRemoveOption	can_remove_out_edge (const data_flow::DataFlowGraph &graph, const data_flow::Memlet *memlet) const override
	Is the edge in question removable, or will this make the node its an output on invalid?
data_flow::EdgeRemoveOption	can_remove_in_edge (const data_flow::DataFlowGraph &graph, const data_flow::Memlet *memlet) const override
bool	update_edge_removed (const std::string &out_conn) override
Public Member Functions inherited from sdfg::data_flow::LibraryNode
	LibraryNode (const LibraryNode &data_node)=delete
LibraryNode &	operator= (const LibraryNode &)=delete
virtual	~LibraryNode ()=default
ElementType	type_id () const override
	Returns the type of the element.
const LibraryNodeCode &	code () const
	Get the operation code.
const ImplementationType &	implementation_type () const
	Get the implementation type (const).
ImplementationType &	implementation_type ()
	Get the implementation type (mutable).
void	set_implementation_type (const ImplementationType &impl_type)
bool	side_effect () const override
	Check if this node has side effects.
PointerAccessType	pointer_access_type (const Memlet &edge) const
virtual bool	relocalize_operand (int input_idx, const math::tensor::TensorLayout &packed)
	Repoint the operand at `input_idx` to a locally staged buffer.
virtual bool	can_relocalize_operand (int input_idx, const math::tensor::TensorLayout &packed) const
	Side-effect-free predicate mirroring relocalize_operand: whether the operand at `input_idx` can be repointed at the buffer view `packed`.
virtual std::optional< SubgroupAccess >	operand_access (int input_idx, unsigned subgroup_size) const
	The elements one subgroup of `subgroup_size` lanes reads from the operand at `input_idx`, if the node declares them.
EdgeRemoveOption	can_remove_out_edge (const data_flow::DataFlowGraph &graph, const Memlet *memlet) const override
	Is the edge in question removable, or will this make the node its an output on invalid?
EdgeRemoveOption	can_remove_in_edge (const data_flow::DataFlowGraph &graph, const Memlet *memlet) const override
bool	pointer_use_creates_side_effects (const DataFlowGraph &dataflow, const Function &func)
Public Member Functions inherited from sdfg::data_flow::CodeNode
	CodeNode (const CodeNode &data_node)=delete
CodeNode &	operator= (const CodeNode &)=delete
const std::vector< std::string > &	outputs () const
	Get output connector names (const).
const std::vector< std::string > &	inputs () const
	Get input connector names (const).
std::vector< std::string > &	outputs ()
	Get output connector names (mutable).
std::vector< std::string > &	inputs ()
	Get input connector names (mutable).
const std::string &	output (size_t index) const
	Get output connector name by index.
const std::string &	input (size_t index) const
	Get input connector name by index.
bool	has_constant_input (size_t index) const
	Check if an input is connected to a constant node.
Public Member Functions inherited from sdfg::data_flow::DataFlowNode
	DataFlowNode (const DataFlowNode &data_node)=delete
DataFlowNode &	operator= (const DataFlowNode &)=delete
graph::Vertex	vertex () const
	Get the graph vertex for this node.
const DataFlowGraph &	get_parent () const
	Get the parent dataflow graph (const).
DataFlowGraph &	get_parent ()
	Get the parent dataflow graph (mutable).
Public Member Functions inherited from sdfg::Element
	Element (size_t element_id, const DebugInfo &debug_info)
virtual	~Element ()=default
size_t	element_id () const
const DebugInfo &	debug_info () const
void	set_debug_info (const DebugInfo &debug_info)
void	add_metadata (const std::string &key, const std::string &value)
void	remove_metadata (const std::string &key)
const std::string &	metadata (const std::string &key) const
const std::string *	metadata_if_exists (const std::string &key) const
const std::unordered_map< std::string, std::string > &	metadata () const
std::string_view	element_type () const
	Returns the type of the element as a human-readable string.
virtual void	replace (const symbolic::ExpressionMapping &replacements)

Additional Inherited Members
Static Public Member Functions inherited from sdfg::data_flow::LibraryNode
static bool	classof (const Element &element)
Static Public Member Functions inherited from sdfg::data_flow::CodeNode
static bool	classof (const Element &element)
	LLVM-style RTTI predicate: true if `element` is a CodeNode.
Static Public Member Functions inherited from sdfg::data_flow::DataFlowNode
static bool	classof (const Element &element)
	LLVM-style RTTI predicate: true if `element` is a DataFlowNode.
Static Public Attributes inherited from sdfg::data_flow::CodeNode
static constexpr ElementType	TypeGroup = ElementType::Tasklet \| ElementType::LibraryNode
	Bitmask of all concrete ElementTypes that are CodeNodes.
Static Public Attributes inherited from sdfg::data_flow::DataFlowNode
static constexpr ElementType	TypeGroup
	Bitmask of all concrete ElementTypes that are DataFlowNodes.
Protected Member Functions inherited from sdfg::data_flow::LibraryNode
	LibraryNode (size_t element_id, const DebugInfo &debug_info, const graph::Vertex vertex, DataFlowGraph &parent, const LibraryNodeCode &code, const std::vector< std::string > &outputs, const std::vector< std::string > &inputs, const bool side_effect, const ImplementationType &implementation_type)
	Protected constructor for library nodes.
Protected Member Functions inherited from sdfg::data_flow::CodeNode
	CodeNode (size_t element_id, const DebugInfo &debug_info, const graph::Vertex vertex, DataFlowGraph &parent, const std::vector< std::string > &outputs, const std::vector< std::string > &inputs)
	Protected constructor for code nodes.
Protected Member Functions inherited from sdfg::data_flow::DataFlowNode
	DataFlowNode (size_t element_id, const DebugInfo &debug_info, const graph::Vertex vertex, DataFlowGraph &parent)
	Protected constructor for dataflow nodes.
Static Protected Member Functions inherited from sdfg::offloading::DataOffloadingNode
static std::vector< std::string >	output_conns (DataTransferDirection transfer_direction, BufferLifecycle buffer_lifecycle)
static std::vector< std::string >	input_conns (DataTransferDirection transfer_direction, BufferLifecycle buffer_lifecycle)
Protected Attributes inherited from sdfg::offloading::DataOffloadingNode
DataTransferDirection	transfer_direction_
BufferLifecycle	buffer_lifecycle_
symbolic::Expression	size_
	In Bytes.
Protected Attributes inherited from sdfg::data_flow::LibraryNode
LibraryNodeCode	code_
	Operation identifier (e.g., "GEMM", "Add").
bool	side_effect_
	Whether this node has side effects.
ImplementationType	implementation_type_
	How to implement this node.
Protected Attributes inherited from sdfg::data_flow::CodeNode
std::vector< std::string >	outputs_
	Names of output connectors.
std::vector< std::string >	inputs_
	Names of input connectors.
Protected Attributes inherited from sdfg::Element
size_t	element_id_
DebugInfo	debug_info_
std::unordered_map< std::string, std::string >	metadata_

Constructor & Destructor Documentation

◆ ROCMDataOffloadingNode()

sdfg::rocm::ROCMDataOffloadingNode::ROCMDataOffloadingNode	(	size_t	element_id,
		const DebugInfo &	debug_info,
		const graph::Vertex	vertex,
		data_flow::DataFlowGraph &	parent,
		offloading::DataTransferDirection	transfer_direction,
		offloading::BufferLifecycle	buffer_lifecycle,
		symbolic::Expression	size,
		symbolic::Expression	device_id )

Member Function Documentation

◆ blocking()

virtual bool sdfg::rocm::ROCMDataOffloadingNode::blocking ( ) const

overridevirtual

Implements sdfg::offloading::DataOffloadingNode.

◆ clone()

std::unique_ptr< data_flow::DataFlowNode > sdfg::rocm::ROCMDataOffloadingNode::clone	(	size_t	element_id,
		const graph::Vertex	vertex,
		data_flow::DataFlowGraph &	parent ) const

overridevirtual

Clone this node for graph transformations.

Parameters

element_id	New element identifier for the clone
vertex	New graph vertex for the clone
parent	Parent graph for the clone

Returns: Unique pointer to the cloned node

Pure virtual function that must be implemented by derived classes to support graph transformations and optimizations.

Implements sdfg::data_flow::DataFlowNode.

◆ device_id()

const symbolic::Expression sdfg::rocm::ROCMDataOffloadingNode::device_id ( ) const

◆ equal_with()

virtual bool sdfg::rocm::ROCMDataOffloadingNode::equal_with ( const offloading::DataOffloadingNode & other ) const

overridevirtual

The 2 nodes do the same thing.

Reimplemented from sdfg::offloading::DataOffloadingNode.

◆ is_same_target()

virtual bool sdfg::rocm::ROCMDataOffloadingNode::is_same_target ( const DataOffloadingNode & other ) const

overridevirtual

◆ redundant_with()

virtual bool sdfg::rocm::ROCMDataOffloadingNode::redundant_with ( const offloading::DataOffloadingNode & other ) const

overridevirtual

The 2 nodes are opposites of each other that could cancel each other out.

Reimplemented from sdfg::offloading::DataOffloadingNode.

◆ replace()

void sdfg::rocm::ROCMDataOffloadingNode::replace	(	const symbolic::Expression	old_expression,
		const symbolic::Expression	new_expression )

overridevirtual

Reimplemented from sdfg::offloading::DataOffloadingNode.

◆ symbols()

symbolic::SymbolSet sdfg::rocm::ROCMDataOffloadingNode::symbols ( ) const

overridevirtual

Get all symbols used in this node.

Returns: Set of symbolic expressions used by this node

Reimplemented from sdfg::offloading::DataOffloadingNode.

◆ validate()

void sdfg::rocm::ROCMDataOffloadingNode::validate ( const Function & function ) const

overridevirtual

Validate the code node's configuration.

Parameters

function Function context for validation

Ensures that:

No two access nodes connect to the same data for inputs/outputs

Reimplemented from sdfg::data_flow::CodeNode.

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

opt/include/sdfg/targets/rocm/rocm_data_offloading_node.h

Public Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

◆ ROCMDataOffloadingNode()

Member Function Documentation

◆ blocking()

◆ clone()

◆ device_id()

◆ equal_with()

◆ is_same_target()

◆ redundant_with()

◆ replace()

◆ symbols()

◆ validate()