The cost model with customized methods on the python-side. More...

#include <cost_model.h>

Inheritance diagram for tvm::meta_schedule::PyCostModelNode:

Collaboration diagram for tvm::meta_schedule::PyCostModelNode:

Public Types
using	FLoad = runtime::TypedPackedFunc< void(String)>
	Load the cost model from given file location. More...

using	FSave = runtime::TypedPackedFunc< void(String)>
	Save the cost model to given file location. More...

using	FUpdate = runtime::TypedPackedFunc< void(const TuneContext &, const Array< MeasureCandidate > &, const Array< RunnerResult > &)>
	Update the cost model given running results. More...

using	FPredict = runtime::TypedPackedFunc< void(const TuneContext &, const Array< MeasureCandidate > &, void *p_addr)>
	Predict the running results of given measure candidates. More...

using	FAsString = runtime::TypedPackedFunc< String()>
	Get the cost model as string with name. More...

Public Types inherited from tvm::runtime::Object
typedef void(*	FDeleter) (Object *self)
	Object deleter. More...

using	RefCounterType = std::atomic< int32_t >

Public Member Functions
void	VisitAttrs (tvm::AttrVisitor *v)

void	Load (const String &path)
	Load the cost model from given file location. More...

void	Save (const String &path)
	Save the cost model to given file location. More...

void	Update (const TuneContext &context, const Array< MeasureCandidate > &candidates, const Array< RunnerResult > &results)
	Update the cost model given running results. More...

std::vector< double >	Predict (const TuneContext &context, const Array< MeasureCandidate > &candidates)
	Predict the normalized score (the larger the better) of given measure candidates. More...

	TVM_DECLARE_FINAL_OBJECT_INFO (PyCostModelNode, CostModelNode)

Public Member Functions inherited from tvm::meta_schedule::CostModelNode
virtual	~CostModelNode ()=default
	Virtual destructor. More...

void	VisitAttrs (tvm::AttrVisitor *v)

	TVM_DECLARE_BASE_OBJECT_INFO (CostModelNode, Object)

Public Member Functions inherited from tvm::runtime::Object
uint32_t	type_index () const

std::string	GetTypeKey () const

size_t	GetTypeKeyHash () const

template<typename TargetType >
bool	IsInstance () const

bool	unique () const

	Object ()

	Object (const Object &other)

	Object (Object &&other)

Object &	operator= (const Object &other)

Object &	operator= (Object &&other)

Public Attributes
FLoad	f_load
	The packed function to the `Load` function. More...

FSave	f_save
	The packed function to the `Save` function. More...

FUpdate	f_update
	The packed function to the `Update` function. More...

FPredict	f_predict
	The packed function to the `Predict` function. More...

FAsString	f_as_string
	The packed function to the `AsString` function. More...

Static Public Attributes
static constexpr const char *	_type_key = "meta_schedule.PyCostModel"

Static Public Attributes inherited from tvm::meta_schedule::CostModelNode
static constexpr const char *	_type_key = "meta_schedule.CostModel"

Static Public Attributes inherited from tvm::runtime::Object
static constexpr const char *	_type_key = "runtime.Object"

static constexpr bool	_type_final = false

static constexpr uint32_t	_type_child_slots = 0

static constexpr bool	_type_child_slots_can_overflow = true

static constexpr bool	_type_has_method_visit_attrs = true

static constexpr bool	_type_has_method_sequal_reduce = false

static constexpr bool	_type_has_method_shash_reduce = false

static constexpr uint32_t	_type_index = TypeIndex::kDynamic

Additional Inherited Members
Static Public Member Functions inherited from tvm::runtime::Object
static std::string	TypeIndex2Key (uint32_t tindex)
	Get the type key of the corresponding index from runtime. More...

static size_t	TypeIndex2KeyHash (uint32_t tindex)
	Get the type key hash of the corresponding index from runtime. More...

static uint32_t	TypeKey2Index (const std::string &key)
	Get the type index of the corresponding key from runtime. More...

static uint32_t	_GetOrAllocRuntimeTypeIndex ()

static uint32_t	RuntimeTypeIndex ()

Protected Member Functions inherited from tvm::runtime::Object
void	IncRef ()
	developer function, increases reference counter. More...

void	DecRef ()
	developer function, decrease reference counter. More...

Static Protected Member Functions inherited from tvm::runtime::Object
static uint32_t	GetOrAllocRuntimeTypeIndex (const std::string &key, uint32_t static_tindex, uint32_t parent_tindex, uint32_t type_child_slots, bool type_child_slots_can_overflow)
	Get the type index using type key. More...

Protected Attributes inherited from tvm::runtime::Object
uint32_t	type_index_ {0}
	Type index(tag) that indicates the type of the object. More...

RefCounterType	ref_counter_ {0}
	The internal reference counter. More...

FDeleter	deleter_ = nullptr
	deleter of this object to enable customized allocation. If the deleter is nullptr, no deletion will be performed. The creator of the object must always set the deleter field properly. More...

Detailed Description

The cost model with customized methods on the python-side.

Member Typedef Documentation

◆ FAsString

using tvm::meta_schedule::PyCostModelNode::FAsString = runtime::TypedPackedFunc<String()>

Get the cost model as string with name.

Returns: The string representation of the cost model.

◆ FLoad

using tvm::meta_schedule::PyCostModelNode::FLoad = runtime::TypedPackedFunc<void(String)>

Load the cost model from given file location.

Parameters

path	The file path.

◆ FPredict

using tvm::meta_schedule::PyCostModelNode::FPredict = runtime::TypedPackedFunc<void(const TuneContext&, const Array<MeasureCandidate>&, void* p_addr)>

Predict the running results of given measure candidates.

Parameters

context	The tuning context.
candidates	The measure candidates.
p_addr	The address to save the estimated running results.

◆ FSave

using tvm::meta_schedule::PyCostModelNode::FSave = runtime::TypedPackedFunc<void(String)>

Save the cost model to given file location.

Parameters

path	The file path.

◆ FUpdate

using tvm::meta_schedule::PyCostModelNode::FUpdate = runtime::TypedPackedFunc<void(const TuneContext&, const Array<MeasureCandidate>&, const Array<RunnerResult>&)>

Update the cost model given running results.

Parameters

context	The tuning context.
candidates	The measure candidates.
results	The running results of the measure candidates.

Returns: Whether cost model was updated successfully.

Member Function Documentation

◆ Load()

void tvm::meta_schedule::PyCostModelNode::Load ( const String & path )

virtual

Load the cost model from given file location.

Parameters

path	The file path.

Implements tvm::meta_schedule::CostModelNode.

◆ Predict()

std::vector<double> tvm::meta_schedule::PyCostModelNode::Predict	(	const TuneContext &	context,
		const Array< MeasureCandidate > &	candidates
	)

virtual

Predict the normalized score (the larger the better) of given measure candidates.

Parameters

context	The tuning context.
candidates	The measure candidates.

Returns: The predicted normalized score.

Implements tvm::meta_schedule::CostModelNode.

◆ Save()

void tvm::meta_schedule::PyCostModelNode::Save ( const String & path )

virtual

Save the cost model to given file location.

Parameters

path	The file path.

Implements tvm::meta_schedule::CostModelNode.

◆ TVM_DECLARE_FINAL_OBJECT_INFO()

tvm::meta_schedule::PyCostModelNode::TVM_DECLARE_FINAL_OBJECT_INFO	(	PyCostModelNode	,
		CostModelNode
	)

◆ Update()

void tvm::meta_schedule::PyCostModelNode::Update	(	const TuneContext &	context,
		const Array< MeasureCandidate > &	candidates,
		const Array< RunnerResult > &	results
	)

virtual

Update the cost model given running results.

Parameters

context	The tuning context.
candidates	The measure candidates.
results	The running results of the measure candidates.

Implements tvm::meta_schedule::CostModelNode.

◆ VisitAttrs()

void tvm::meta_schedule::PyCostModelNode::VisitAttrs ( tvm::AttrVisitor * v )

inline

Member Data Documentation

◆ _type_key

constexpr const char* tvm::meta_schedule::PyCostModelNode::_type_key = "meta_schedule.PyCostModel"

staticconstexpr

◆ f_as_string

FAsString tvm::meta_schedule::PyCostModelNode::f_as_string

The packed function to the AsString function.

◆ f_load

FLoad tvm::meta_schedule::PyCostModelNode::f_load

The packed function to the Load function.

◆ f_predict

FPredict tvm::meta_schedule::PyCostModelNode::f_predict

The packed function to the Predict function.

◆ f_save

FSave tvm::meta_schedule::PyCostModelNode::f_save

The packed function to the Save function.

◆ f_update

FUpdate tvm::meta_schedule::PyCostModelNode::f_update

The packed function to the Update function.

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

include/tvm/meta_schedule/cost_model.h

Public Types

Public Member Functions

Public Attributes

Static Public Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ FAsString

◆ FLoad

◆ FPredict

◆ FSave

◆ FUpdate

Member Function Documentation

◆ Load()

◆ Predict()

◆ Save()

◆ TVM_DECLARE_FINAL_OBJECT_INFO()

◆ Update()

◆ VisitAttrs()

Member Data Documentation

◆ _type_key

◆ f_as_string

◆ f_load

◆ f_predict

◆ f_save

◆ f_update