tbb::interface9::internal::old_auto_partition_type Class Reference

Backward-compatible partition for auto and affinity partition objects. More...

#include <partitioner.h>

Inheritance diagram for tbb::interface9::internal::old_auto_partition_type:

Collaboration diagram for tbb::interface9::internal::old_auto_partition_type:

Public Member Functions
bool	should_execute_range (const task &t)
	old_auto_partition_type (const auto_partitioner &)
	old_auto_partition_type (const affinity_partitioner &)
	old_auto_partition_type (old_auto_partition_type &pt, split)
Public Member Functions inherited from tbb::internal::partition_type_base
void	set_affinity (task &)
void	note_affinity (task::affinity_id)
task *	continue_after_execute_range ()
bool	decide_whether_to_delay ()
void	spawn_or_delay (bool, task &b)

Private Attributes
size_t	num_chunks

Static Private Attributes
static const size_t	VICTIM_CHUNKS = 4

Detailed Description

Backward-compatible partition for auto and affinity partition objects.

Definition at line 561 of file partitioner.h.

Constructor & Destructor Documentation

old_auto_partition_type() [1/3]

tbb::interface9::internal::old_auto_partition_type::old_auto_partition_type ( const auto_partitioner &  )

inline

Definition at line 570 of file partitioner.h.

      : num_chunks(internal::get_initial_auto_partitioner_divisor()*__TBB_INITIAL_CHUNKS/4) {}

old_auto_partition_type() [2/3]

tbb::interface9::internal::old_auto_partition_type::old_auto_partition_type ( const affinity_partitioner &  )

inline

Definition at line 572 of file partitioner.h.

      : num_chunks(internal::get_initial_auto_partitioner_divisor()*__TBB_INITIAL_CHUNKS/4) {}

old_auto_partition_type() [3/3]

tbb::interface9::internal::old_auto_partition_type::old_auto_partition_type ( old_auto_partition_type &  pt, split    )

inline

Definition at line 574 of file partitioner.h.

                                                                  {
        num_chunks = pt.num_chunks = (pt.num_chunks+1u) / 2u;
    }

References num_chunks.

Member Function Documentation

should_execute_range()

bool tbb::interface9::internal::old_auto_partition_type::should_execute_range ( const task &  t )

inline

Definition at line 565 of file partitioner.h.

                                             {
        if( num_chunks<VICTIM_CHUNKS && t.is_stolen_task() )
            num_chunks = VICTIM_CHUNKS;
        return num_chunks==1;
    }

References tbb::task::is_stolen_task().

Here is the call graph for this function:

Member Data Documentation

num_chunks

size_t tbb::interface9::internal::old_auto_partition_type::num_chunks

private

Definition at line 562 of file partitioner.h.

Referenced by old_auto_partition_type().

VICTIM_CHUNKS

const size_t tbb::interface9::internal::old_auto_partition_type::VICTIM_CHUNKS = 4

staticprivate

Definition at line 563 of file partitioner.h.

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

• partitioner.h