Intel(R) Threading Building Blocks Doxygen Documentation  version 4.2.3
tbb::flow::interface11::priority_queue_node< T, Compare, A > Class Template Reference

Forwards messages in priority order. More...

#include <flow_graph.h>

Inheritance diagram for tbb::flow::interface11::priority_queue_node< T, Compare, A >:
Collaboration diagram for tbb::flow::interface11::priority_queue_node< T, Compare, A >:

Public Types

typedef T input_type
 
typedef T output_type
 
typedef buffer_node< T, A > base_type
 
typedef priority_queue_node class_type
 
typedef receiver< input_type >::predecessor_type predecessor_type
 
typedef sender< output_type >::successor_type successor_type
 
- Public Types inherited from tbb::flow::interface11::buffer_node< T, A >
typedef T input_type
 
typedef T output_type
 
typedef receiver< input_type >::predecessor_type predecessor_type
 
typedef sender< output_type >::successor_type successor_type
 
typedef buffer_node< T, A > class_type
 
- Public Types inherited from tbb::flow::interface11::internal::item_buffer< T, A >
enum  buffer_item_state { no_item =0, has_item =1, reserved_item =2 }
 
typedef T item_type
 
- Public Types inherited from tbb::flow::interface11::internal::untyped_receiver
typedef untyped_sender predecessor_type
 The predecessor type for this node. More...
 
- Public Types inherited from tbb::flow::interface11::internal::untyped_sender
typedef untyped_receiver successor_type
 The successor type for this node. More...
 

Public Member Functions

__TBB_NOINLINE_SYM priority_queue_node (graph &g, const Compare &comp=Compare())
 Constructor. More...
 
__TBB_NOINLINE_SYM priority_queue_node (const priority_queue_node &src)
 Copy constructor. More...
 
- Public Member Functions inherited from tbb::flow::interface11::buffer_node< T, A >
__TBB_NOINLINE_SYM buffer_node (graph &g)
 Constructor. More...
 
__TBB_NOINLINE_SYM buffer_node (const buffer_node &src)
 Copy constructor. More...
 
bool register_successor (successor_type &r) __TBB_override
 Adds a new successor. More...
 
bool remove_successor (successor_type &r) __TBB_override
 Removes a successor. More...
 
bool try_get (T &v) __TBB_override
 Request an item from the buffer_node. More...
 
bool try_reserve (T &v) __TBB_override
 Reserves an item. More...
 
bool try_release () __TBB_override
 Release a reserved item. More...
 
bool try_consume () __TBB_override
 Consumes a reserved item. More...
 
- Public Member Functions inherited from tbb::flow::interface11::graph_node
 graph_node (graph &g)
 
virtual ~graph_node ()
 
- Public Member Functions inherited from tbb::flow::interface11::internal::reservable_item_buffer< T, A >
 reservable_item_buffer ()
 
void reset ()
 
- Public Member Functions inherited from tbb::flow::interface11::internal::item_buffer< T, A >
 item_buffer ()
 Constructor. More...
 
 ~item_buffer ()
 
void reset ()
 
- Public Member Functions inherited from tbb::flow::interface11::receiver< T >
bool try_put (const typename internal::async_helpers< T >::filtered_type &t)
 Put an item to the receiver. More...
 
bool try_put (const typename internal::async_helpers< T >::async_type &t)
 
- Public Member Functions inherited from tbb::flow::interface11::internal::untyped_receiver
virtual ~untyped_receiver ()
 Destructor. More...
 
template<typename X >
bool try_put (const X &t)
 Put an item to the receiver. More...
 
virtual bool register_predecessor (predecessor_type &)
 Add a predecessor to the node. More...
 
virtual bool remove_predecessor (predecessor_type &)
 Remove a predecessor from the node. More...
 
- Public Member Functions inherited from tbb::flow::interface11::internal::untyped_sender
virtual ~untyped_sender ()
 

Protected Types

typedef buffer_node< T, A >::size_type size_type
 
typedef buffer_node< T, A >::item_type item_type
 
typedef buffer_node< T, A >::buffer_operation prio_operation
 
- Protected Types inherited from tbb::flow::interface11::buffer_node< T, A >
enum  op_type {
  reg_succ, rem_succ, req_item, res_item,
  rel_res, con_res, put_item, try_fwd_task
}
 
typedef size_t size_type
 
typedef internal::aggregating_functor< class_type, buffer_operationhandler_type
 
- Protected Types inherited from tbb::flow::interface11::internal::item_buffer< T, A >
typedef size_t size_type
 
typedef aligned_pair< item_type, buffer_item_state >::type buffer_item_type
 
typedef A::template rebind< buffer_item_type >::other allocator_type
 

Protected Member Functions

void reset_node (reset_flags f) __TBB_override
 
void internal_forward_task (prio_operation *op) __TBB_override
 Tries to forward valid items to successors. More...
 
void handle_operations (prio_operation *op_list) __TBB_override
 
bool internal_push (prio_operation *op) __TBB_override
 
void internal_pop (prio_operation *op) __TBB_override
 
void internal_reserve (prio_operation *op) __TBB_override
 
void internal_consume (prio_operation *op) __TBB_override
 
void internal_release (prio_operation *op) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface11::buffer_node< T, A >
template<typename derived_type >
void handle_operations_impl (buffer_operation *op_list, derived_type *derived)
 
taskgrab_forwarding_task (buffer_operation &op_data)
 
bool enqueue_forwarding_task (buffer_operation &op_data)
 
virtual taskforward_task ()
 This is executed by an enqueued task, the "forwarder". More...
 
virtual void internal_reg_succ (buffer_operation *op)
 Register successor. More...
 
virtual void internal_rem_succ (buffer_operation *op)
 Remove successor. More...
 
template<typename derived_type >
void internal_forward_task_impl (buffer_operation *op, derived_type *derived)
 
tasktry_put_task (const T &t) __TBB_override
 receive an item, return a task *if possible More...
 
graphgraph_reference () const __TBB_override
 
void reset_receiver (reset_flags) __TBB_override
 put receiver back in initial state More...
 
- Protected Member Functions inherited from tbb::flow::interface11::internal::reservable_item_buffer< T, A >
bool reserve_front (T &v)
 
void consume_front ()
 
void release_front ()
 
- Protected Member Functions inherited from tbb::flow::interface11::internal::item_buffer< T, A >
bool buffer_empty () const
 
buffer_item_typeitem (size_type i)
 
const buffer_item_typeitem (size_type i) const
 
bool my_item_valid (size_type i) const
 
bool my_item_reserved (size_type i) const
 
const item_typeget_my_item (size_t i) const
 
void set_my_item (size_t i, const item_type &o)
 
void fetch_item (size_t i, item_type &o)
 
void move_item (size_t to, size_t from)
 
bool place_item (size_t here, const item_type &me)
 
void swap_items (size_t i, size_t j)
 
void destroy_item (size_type i)
 
const item_typefront () const
 
const item_typeback () const
 
void reserve_item (size_type i)
 
void release_item (size_type i)
 
void destroy_front ()
 
void destroy_back ()
 
size_type size (size_t new_tail=0)
 
size_type capacity ()
 
bool buffer_full ()
 
void grow_my_array (size_t minimum_size)
 Grows the internal array. More...
 
bool push_back (item_type &v)
 
bool pop_back (item_type &v)
 
bool pop_front (item_type &v)
 
void clean_up_buffer (bool reset_pointers)
 
- Protected Member Functions inherited from tbb::flow::interface11::receiver< T >
virtual tasktry_put_task_wrapper (const void *p, bool is_async) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface11::internal::untyped_receiver
template<typename X >
tasktry_put_task (const X &t)
 
virtual bool is_continue_receiver ()
 
- Protected Member Functions inherited from tbb::flow::interface11::sender< T >
virtual bool try_get_wrapper (void *p, bool is_async) __TBB_override
 
virtual bool try_reserve_wrapper (void *p, bool is_async) __TBB_override
 
- Protected Member Functions inherited from tbb::flow::interface11::internal::untyped_sender
template<typename X >
bool try_get (X &t)
 Request an item from the sender. More...
 
template<typename X >
bool try_reserve (X &t)
 Reserves an item in the sender. More...
 

Private Member Functions

void order ()
 
bool is_item_valid ()
 
void try_put_and_add_task (task *&last_task)
 
bool prio_use_tail ()
 
void prio_push (const T &src)
 
void prio_pop ()
 
const T & prio ()
 
void heapify ()
 
void reheap ()
 

Private Attributes

Compare compare
 
size_type mark
 
input_type reserved_item
 

Friends

template<typename , typename >
class buffer_node
 

Additional Inherited Members

- Public Attributes inherited from tbb::flow::interface11::receiver< T >
__TBB_DEPRECATED typedef T input_type
 The input type of this receiver. More...
 
__TBB_DEPRECATED typedef internal::async_helpers< T >::filtered_type filtered_type
 
- Public Attributes inherited from tbb::flow::interface11::sender< T >
__TBB_DEPRECATED typedef T output_type
 The output type of this sender. More...
 
__TBB_DEPRECATED typedef internal::async_helpers< T >::filtered_type filtered_type
 
- Protected Attributes inherited from tbb::flow::interface11::buffer_node< T, A >
internal::round_robin_cache< T, null_rw_mutexmy_successors
 
bool forwarder_busy
 
internal::aggregator< handler_type, buffer_operationmy_aggregator
 
- Protected Attributes inherited from tbb::flow::interface11::graph_node
graphmy_graph
 
graph_nodenext
 
graph_nodeprev
 
- Protected Attributes inherited from tbb::flow::interface11::internal::reservable_item_buffer< T, A >
bool my_reserved
 
- Protected Attributes inherited from tbb::flow::interface11::internal::item_buffer< T, A >
buffer_item_typemy_array
 
size_type my_array_size
 
size_type my_head
 
size_type my_tail
 
- Static Protected Attributes inherited from tbb::flow::interface11::internal::item_buffer< T, A >
static const size_type initial_buffer_size = 4
 

Detailed Description

template<typename T, typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
class tbb::flow::interface11::priority_queue_node< T, Compare, A >

Forwards messages in priority order.

Definition at line 2371 of file flow_graph.h.

Member Typedef Documentation

◆ base_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef buffer_node<T,A> tbb::flow::interface11::priority_queue_node< T, Compare, A >::base_type

Definition at line 2375 of file flow_graph.h.

◆ class_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef priority_queue_node tbb::flow::interface11::priority_queue_node< T, Compare, A >::class_type

Definition at line 2376 of file flow_graph.h.

◆ input_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef T tbb::flow::interface11::priority_queue_node< T, Compare, A >::input_type

Definition at line 2373 of file flow_graph.h.

◆ item_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef buffer_node<T, A>::item_type tbb::flow::interface11::priority_queue_node< T, Compare, A >::item_type
protected

Definition at line 2417 of file flow_graph.h.

◆ output_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef T tbb::flow::interface11::priority_queue_node< T, Compare, A >::output_type

Definition at line 2374 of file flow_graph.h.

◆ predecessor_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef receiver<input_type>::predecessor_type tbb::flow::interface11::priority_queue_node< T, Compare, A >::predecessor_type

Definition at line 2377 of file flow_graph.h.

◆ prio_operation

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef buffer_node<T, A>::buffer_operation tbb::flow::interface11::priority_queue_node< T, Compare, A >::prio_operation
protected

Definition at line 2418 of file flow_graph.h.

◆ size_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef buffer_node<T, A>::size_type tbb::flow::interface11::priority_queue_node< T, Compare, A >::size_type
protected

Definition at line 2416 of file flow_graph.h.

◆ successor_type

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
typedef sender<output_type>::successor_type tbb::flow::interface11::priority_queue_node< T, Compare, A >::successor_type

Definition at line 2378 of file flow_graph.h.

Constructor & Destructor Documentation

◆ priority_queue_node() [1/2]

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
__TBB_NOINLINE_SYM tbb::flow::interface11::priority_queue_node< T, Compare, A >::priority_queue_node ( graph g,
const Compare &  comp = Compare() 
)
inlineexplicit

Constructor.

Definition at line 2381 of file flow_graph.h.

References CODEPTR, and tbb::internal::fgt_node().

2382  : buffer_node<T, A>(g), compare(comp), mark(0) {
2383  tbb::internal::fgt_node( CODEPTR(), tbb::internal::FLOW_PRIORITY_QUEUE_NODE, &(this->my_graph),
2384  static_cast<receiver<input_type> *>(this),
2385  static_cast<sender<output_type> *>(this) );
2386  }
static void fgt_node(void *, string_index, void *, void *)
#define CODEPTR()
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◆ priority_queue_node() [2/2]

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
__TBB_NOINLINE_SYM tbb::flow::interface11::priority_queue_node< T, Compare, A >::priority_queue_node ( const priority_queue_node< T, Compare, A > &  src)
inline

Copy constructor.

Definition at line 2397 of file flow_graph.h.

References __TBB_override, CODEPTR, tbb::internal::fgt_node(), and tbb::internal::fgt_node_desc().

2397  : buffer_node<T, A>(src), mark(0) {
2398  tbb::internal::fgt_node( CODEPTR(), tbb::internal::FLOW_PRIORITY_QUEUE_NODE, &(this->my_graph),
2399  static_cast<receiver<input_type> *>(this),
2400  static_cast<sender<output_type> *>(this) );
2401  }
static void fgt_node(void *, string_index, void *, void *)
#define CODEPTR()
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Member Function Documentation

◆ handle_operations()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::handle_operations ( prio_operation op_list)
inlineprotectedvirtual

Reimplemented from tbb::flow::interface11::buffer_node< T, A >.

Definition at line 2425 of file flow_graph.h.

2425  {
2426  this->handle_operations_impl(op_list, this);
2427  }
void handle_operations_impl(buffer_operation *op_list, derived_type *derived)
Definition: flow_graph.h:1772

◆ heapify()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::heapify ( )
inlineprivate

Definition at line 2547 of file flow_graph.h.

References parent, and void.

2547  {
2548  if(this->my_tail == 0) {
2549  mark = 0;
2550  return;
2551  }
2552  if (!mark) mark = 1;
2553  for (; mark<this->my_tail; ++mark) { // for each unheaped element
2554  size_type cur_pos = mark;
2555  input_type to_place;
2556  this->fetch_item(mark,to_place);
2557  do { // push to_place up the heap
2558  size_type parent = (cur_pos-1)>>1;
2559  if (!compare(this->get_my_item(parent), to_place))
2560  break;
2561  this->move_item(cur_pos, parent);
2562  cur_pos = parent;
2563  } while( cur_pos );
2564  (void) this->place_item(cur_pos, to_place);
2565  }
2566  }
buffer_node< T, A >::size_type size_type
Definition: flow_graph.h:2416
const item_type & get_my_item(size_t i) const
Definition: flow_graph.h:74
void fetch_item(size_t i, item_type &o)
Definition: flow_graph.h:90
void move_item(size_t to, size_t from)
Definition: flow_graph.h:99
bool place_item(size_t here, const item_type &me)
Definition: flow_graph.h:108
void const char const char int ITT_FORMAT __itt_group_sync x void const char ITT_FORMAT __itt_group_sync s void ITT_FORMAT __itt_group_sync p void ITT_FORMAT p void ITT_FORMAT p no args __itt_suppress_mode_t unsigned int void size_t ITT_FORMAT d void ITT_FORMAT p void ITT_FORMAT p __itt_model_site __itt_model_site_instance ITT_FORMAT p __itt_model_task __itt_model_task_instance ITT_FORMAT p void ITT_FORMAT p void ITT_FORMAT p void size_t ITT_FORMAT d void ITT_FORMAT p const wchar_t ITT_FORMAT s const char ITT_FORMAT s const char ITT_FORMAT s const char ITT_FORMAT s no args void ITT_FORMAT p size_t ITT_FORMAT d no args const wchar_t const wchar_t ITT_FORMAT s __itt_heap_function void size_t int ITT_FORMAT d __itt_heap_function void ITT_FORMAT p __itt_heap_function void void size_t int ITT_FORMAT d no args no args unsigned int ITT_FORMAT u const __itt_domain __itt_id ITT_FORMAT lu const __itt_domain __itt_id __itt_id parent

◆ internal_consume()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::internal_consume ( prio_operation op)
inlineprotectedvirtual

◆ internal_forward_task()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::internal_forward_task ( prio_operation op)
inlineprotectedvirtual

Tries to forward valid items to successors.

Reimplemented from tbb::flow::interface11::buffer_node< T, A >.

Definition at line 2421 of file flow_graph.h.

2421  {
2422  this->internal_forward_task_impl(op, this);
2423  }
void internal_forward_task_impl(buffer_operation *op, derived_type *derived)
Definition: flow_graph.h:1938

◆ internal_pop()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::internal_pop ( prio_operation op)
inlineprotectedvirtual

Reimplemented from tbb::flow::interface11::buffer_node< T, A >.

Definition at line 2435 of file flow_graph.h.

References tbb::internal::__TBB_store_with_release(), tbb::flow::interface11::internal::FAILED, and tbb::flow::interface11::internal::SUCCEEDED.

2435  {
2436  // if empty or already reserved, don't pop
2437  if ( this->my_reserved == true || this->my_tail == 0 ) {
2439  return;
2440  }
2441 
2442  *(op->elem) = prio();
2444  prio_pop();
2445 
2446  }
void __TBB_store_with_release(volatile T &location, V value)
Definition: tbb_machine.h:716
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◆ internal_push()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
bool tbb::flow::interface11::priority_queue_node< T, Compare, A >::internal_push ( prio_operation op)
inlineprotectedvirtual

Reimplemented from tbb::flow::interface11::buffer_node< T, A >.

Definition at line 2429 of file flow_graph.h.

References tbb::internal::__TBB_store_with_release(), and tbb::flow::interface11::internal::SUCCEEDED.

2429  {
2430  prio_push(*(op->elem));
2432  return true;
2433  }
void __TBB_store_with_release(volatile T &location, V value)
Definition: tbb_machine.h:716
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◆ internal_release()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::internal_release ( prio_operation op)
inlineprotectedvirtual

◆ internal_reserve()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::internal_reserve ( prio_operation op)
inlineprotectedvirtual

Reimplemented from tbb::flow::interface11::buffer_node< T, A >.

Definition at line 2449 of file flow_graph.h.

References tbb::internal::__TBB_store_with_release(), tbb::flow::interface11::internal::FAILED, and tbb::flow::interface11::internal::SUCCEEDED.

2449  {
2450  if (this->my_reserved == true || this->my_tail == 0) {
2452  return;
2453  }
2454  this->my_reserved = true;
2455  *(op->elem) = prio();
2456  reserved_item = *(op->elem);
2458  prio_pop();
2459  }
void __TBB_store_with_release(volatile T &location, V value)
Definition: tbb_machine.h:716
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◆ is_item_valid()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
bool tbb::flow::interface11::priority_queue_node< T, Compare, A >::is_item_valid ( )
inlineprivate

Definition at line 2482 of file flow_graph.h.

2482  {
2483  return this->my_tail > 0;
2484  }

◆ order()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::order ( )
inlineprivate

Definition at line 2477 of file flow_graph.h.

References __TBB_ASSERT.

2477  {
2478  if (mark < this->my_tail) heapify();
2479  __TBB_ASSERT(mark == this->my_tail, "mark unequal after heapify");
2480  }
#define __TBB_ASSERT(predicate, comment)
No-op version of __TBB_ASSERT.
Definition: tbb_stddef.h:165

◆ prio()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
const T& tbb::flow::interface11::priority_queue_node< T, Compare, A >::prio ( )
inlineprivate

Definition at line 2542 of file flow_graph.h.

2542  {
2543  return this->get_my_item(prio_use_tail() ? this->my_tail-1 : 0);
2544  }
const item_type & get_my_item(size_t i) const
Definition: flow_graph.h:74

◆ prio_pop()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::prio_pop ( )
inlineprivate

Definition at line 2520 of file flow_graph.h.

References __TBB_ASSERT.

2520  {
2521  if (prio_use_tail()) {
2522  // there are newly pushed elements; last one higher than top
2523  // copy the data
2524  this->destroy_item(this->my_tail-1);
2525  --(this->my_tail);
2526  __TBB_ASSERT(mark <= this->my_tail, "mark outside bounds after pop");
2527  return;
2528  }
2529  this->destroy_item(0);
2530  if(this->my_tail > 1) {
2531  // push the last element down heap
2532  __TBB_ASSERT(this->my_item_valid(this->my_tail - 1), NULL);
2533  this->move_item(0,this->my_tail - 1);
2534  }
2535  --(this->my_tail);
2536  if(mark > this->my_tail) --mark;
2537  if (this->my_tail > 1) // don't reheap for heap of size 1
2538  reheap();
2539  __TBB_ASSERT(mark <= this->my_tail, "mark outside bounds after pop");
2540  }
#define __TBB_ASSERT(predicate, comment)
No-op version of __TBB_ASSERT.
Definition: tbb_stddef.h:165
void move_item(size_t to, size_t from)
Definition: flow_graph.h:99

◆ prio_push()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::prio_push ( const T &  src)
inlineprivate

Definition at line 2509 of file flow_graph.h.

References __TBB_ASSERT, and void.

2509  {
2510  if ( this->my_tail >= this->my_array_size )
2511  this->grow_my_array( this->my_tail + 1 );
2512  (void) this->place_item(this->my_tail, src);
2513  ++(this->my_tail);
2514  __TBB_ASSERT(mark < this->my_tail, "mark outside bounds after push");
2515  }
#define __TBB_ASSERT(predicate, comment)
No-op version of __TBB_ASSERT.
Definition: tbb_stddef.h:165
void grow_my_array(size_t minimum_size)
Grows the internal array.
Definition: flow_graph.h:160
bool place_item(size_t here, const item_type &me)
Definition: flow_graph.h:108

◆ prio_use_tail()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
bool tbb::flow::interface11::priority_queue_node< T, Compare, A >::prio_use_tail ( )
inlineprivate

Definition at line 2503 of file flow_graph.h.

References __TBB_ASSERT.

2503  {
2504  __TBB_ASSERT(mark <= this->my_tail, "mark outside bounds before test");
2505  return mark < this->my_tail && compare(this->get_my_item(0), this->get_my_item(this->my_tail - 1));
2506  }
const item_type & get_my_item(size_t i) const
Definition: flow_graph.h:74
#define __TBB_ASSERT(predicate, comment)
No-op version of __TBB_ASSERT.
Definition: tbb_stddef.h:165

◆ reheap()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::reheap ( )
inlineprivate

Definition at line 2569 of file flow_graph.h.

2569  {
2570  size_type cur_pos=0, child=1;
2571  while (child < mark) {
2572  size_type target = child;
2573  if (child+1<mark &&
2574  compare(this->get_my_item(child),
2575  this->get_my_item(child+1)))
2576  ++target;
2577  // target now has the higher priority child
2578  if (compare(this->get_my_item(target),
2579  this->get_my_item(cur_pos)))
2580  break;
2581  // swap
2582  this->swap_items(cur_pos, target);
2583  cur_pos = target;
2584  child = (cur_pos<<1)+1;
2585  }
2586  }
buffer_node< T, A >::size_type size_type
Definition: flow_graph.h:2416
const item_type & get_my_item(size_t i) const
Definition: flow_graph.h:74

◆ reset_node()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::reset_node ( reset_flags  f)
inlineprotectedvirtual

Reimplemented from tbb::flow::interface11::buffer_node< T, A >.

Definition at line 2411 of file flow_graph.h.

2411  {
2412  mark = 0;
2414  }
void reset_node(reset_flags f) __TBB_override
Definition: flow_graph.h:2189

◆ try_put_and_add_task()

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
void tbb::flow::interface11::priority_queue_node< T, Compare, A >::try_put_and_add_task ( task *&  last_task)
inlineprivate

Definition at line 2486 of file flow_graph.h.

References tbb::flow::interface11::combine_tasks(), tbb::flow::interface11::internal::function_output< Output >::graph_reference(), and tbb::flow::interface11::internal::round_robin_cache< T, M >::try_put_task().

2486  {
2487  task * new_task = this->my_successors.try_put_task(this->prio());
2488  if (new_task) {
2489  // workaround for icc bug
2490  graph& graph_ref = this->graph_reference();
2491  last_task = combine_tasks(graph_ref, last_task, new_task);
2492  prio_pop();
2493  }
2494  }
void const char const char int ITT_FORMAT __itt_group_sync x void const char ITT_FORMAT __itt_group_sync s void ITT_FORMAT __itt_group_sync p void ITT_FORMAT p void ITT_FORMAT p no args __itt_suppress_mode_t unsigned int void size_t ITT_FORMAT d void ITT_FORMAT p void ITT_FORMAT p __itt_model_site __itt_model_site_instance ITT_FORMAT p __itt_model_task * task
internal::round_robin_cache< T, null_rw_mutex > my_successors
Definition: flow_graph.h:1715
static tbb::task * combine_tasks(graph &g, tbb::task *left, tbb::task *right)
Definition: flow_graph.h:191
graph & graph_reference() const __TBB_override
Definition: flow_graph.h:2174
Here is the call graph for this function:

Friends And Related Function Documentation

◆ buffer_node

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
template<typename , typename >
friend class buffer_node
friend

Definition at line 2475 of file flow_graph.h.

Member Data Documentation

◆ compare

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
Compare tbb::flow::interface11::priority_queue_node< T, Compare, A >::compare
private

Definition at line 2497 of file flow_graph.h.

◆ mark

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
size_type tbb::flow::interface11::priority_queue_node< T, Compare, A >::mark
private

Definition at line 2498 of file flow_graph.h.

◆ reserved_item

template<typename T , typename Compare = std::less<T>, typename A = cache_aligned_allocator<T>>
input_type tbb::flow::interface11::priority_queue_node< T, Compare, A >::reserved_item
private

Definition at line 2500 of file flow_graph.h.


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

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