folly::threadlocal_detail::ThreadEntryNode Struct Reference

#include <ThreadLocalDetail.h>

Public Member Functions
void	initIfZero (bool locked)
void	init (ThreadEntry *entry, uint32_t newId)
void	initZero (ThreadEntry *entry, uint32_t newId)
FOLLY_ALWAYS_INLINE bool	empty () const
FOLLY_ALWAYS_INLINE bool	zero () const
FOLLY_ALWAYS_INLINE ThreadEntry *	getThreadEntry ()
FOLLY_ALWAYS_INLINE ThreadEntryNode *	getPrev ()
FOLLY_ALWAYS_INLINE ThreadEntryNode *	getNext ()
void	push_back (ThreadEntry *head)
void	eraseZero ()

Public Attributes
uint32_t	id
ThreadEntry *	parent
ThreadEntry *	prev
ThreadEntry *	next

Detailed Description

Definition at line 73 of file ThreadLocalDetail.h.

Member Function Documentation

FOLLY_ALWAYS_INLINE bool folly::threadlocal_detail::ThreadEntryNode::empty ( ) const

inline

Definition at line 93 of file ThreadLocalDetail.h.

                                         {
    return (next == parent);
  }

void folly::threadlocal_detail::ThreadEntryNode::eraseZero

(

)

Definition at line 52 of file ThreadLocalDetail.cpp.

References folly::threadlocal_detail::ThreadEntry::elements, id, LIKELY, next, folly::threadlocal_detail::ElementWrapper::node, and prev.

                                {
  if (LIKELY(prev != nullptr)) {
    // get the prev and next nodes
    ThreadEntryNode* nprev = &prev->elements[id].node;
    ThreadEntryNode* nnext = &next->elements[id].node;

    // update the prev and next
    nnext->prev = prev;
    nprev->next = next;

    // set the prev and next to nullptr
    next = prev = nullptr;
  }
}

FOLLY_ALWAYS_INLINE ThreadEntryNode * folly::threadlocal_detail::ThreadEntryNode::getNext

(

)

Definition at line 239 of file ThreadLocalDetail.h.

References cpp.ast::next().

Referenced by folly::ThreadLocalPtr< T, Tag, AccessMode >::Accessor::Iterator::increment(), and folly::ThreadLocalPtr< T, Tag, AccessMode >::Accessor::Iterator::incrementToValid().

                                                              {
  return &next->elements[id].node;
}

FOLLY_ALWAYS_INLINE ThreadEntryNode * folly::threadlocal_detail::ThreadEntryNode::getPrev

(

)

Definition at line 235 of file ThreadLocalDetail.h.

Referenced by folly::ThreadLocalPtr< T, Tag, AccessMode >::Accessor::Iterator::decrement(), and folly::ThreadLocalPtr< T, Tag, AccessMode >::Accessor::Iterator::decrementToValid().

                                                              {
  return &prev->elements[id].node;
}

FOLLY_ALWAYS_INLINE ThreadEntry* folly::threadlocal_detail::ThreadEntryNode::getThreadEntry ( )

inline

Definition at line 101 of file ThreadLocalDetail.h.

References FOLLY_ALWAYS_INLINE, parent, and push_back().

Referenced by folly::ThreadLocalPtr< T, Tag, AccessMode >::Accessor::Iterator::dereference(), and folly::ThreadLocalPtr< T, Tag, AccessMode >::Accessor::Iterator::valid().

                                                    {
    return parent;
  }

void folly::threadlocal_detail::ThreadEntryNode::init ( ThreadEntry *  entry, uint32_t  newId  )

inline

Definition at line 81 of file ThreadLocalDetail.h.

Referenced by folly::threadlocal_detail::StaticMetaBase::reserveHeadUnlocked().

                                                {
    id = newId;
    parent = prev = next = entry;
  }

void folly::threadlocal_detail::ThreadEntryNode::initIfZero

(

bool

locked

)

Definition at line 28 of file ThreadLocalDetail.cpp.

References LIKELY, folly::threadlocal_detail::ThreadEntry::meta, next, parent, folly::threadlocal_detail::StaticMetaBase::pushBackLocked(), folly::threadlocal_detail::StaticMetaBase::pushBackUnlocked(), and UNLIKELY.

Referenced by folly::threadlocal_detail::StaticMeta< Tag, AccessMode >::onForkChild().

                                            {
  if (UNLIKELY(!next)) {
    if (LIKELY(locked)) {
      parent->meta->pushBackLocked(parent, id);
    } else {
      parent->meta->pushBackUnlocked(parent, id);
    }
  }
}

void folly::threadlocal_detail::ThreadEntryNode::initZero ( ThreadEntry *  entry, uint32_t  newId  )

inline

Definition at line 86 of file ThreadLocalDetail.h.

Referenced by folly::threadlocal_detail::StaticMeta< Tag, AccessMode >::onForkChild(), and folly::threadlocal_detail::StaticMetaBase::reserve().

                                                    {
    id = newId;
    parent = entry;
    prev = next = nullptr;
  }

void folly::threadlocal_detail::ThreadEntryNode::push_back

(

ThreadEntry *

head

)

Definition at line 38 of file ThreadLocalDetail.cpp.

References folly::threadlocal_detail::ThreadEntry::elements, id, next, folly::threadlocal_detail::ElementWrapper::node, parent, and prev.

Referenced by folly::threadlocal_detail::StaticMetaBase::pushBackLocked(), and folly::threadlocal_detail::StaticMetaBase::pushBackUnlocked().

                                                 {
  // get the head prev and next nodes
  ThreadEntryNode* hnode = &head->elements[id].node;

  // update current
  next = head;
  prev = hnode->prev;

  // hprev
  ThreadEntryNode* hprev = &hnode->prev->elements[id].node;
  hprev->next = parent;
  hnode->prev = parent;
}

FOLLY_ALWAYS_INLINE bool folly::threadlocal_detail::ThreadEntryNode::zero ( ) const

inline

Definition at line 97 of file ThreadLocalDetail.h.

Referenced by folly::threadlocal_detail::StaticMeta< Tag, AccessMode >::onForkChild().

                                        {
    return (!prev);
  }

Member Data Documentation

uint32_t folly::threadlocal_detail::ThreadEntryNode::id

Definition at line 74 of file ThreadLocalDetail.h.

Referenced by eraseZero(), and push_back().

ThreadEntry* folly::threadlocal_detail::ThreadEntryNode::next

Definition at line 77 of file ThreadLocalDetail.h.

Referenced by eraseZero(), initIfZero(), and push_back().

ThreadEntry* folly::threadlocal_detail::ThreadEntryNode::parent

Definition at line 75 of file ThreadLocalDetail.h.

Referenced by initIfZero(), and push_back().

ThreadEntry* folly::threadlocal_detail::ThreadEntryNode::prev

Definition at line 76 of file ThreadLocalDetail.h.

Referenced by eraseZero(), and push_back().

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

• proxygen/folly/folly/detail/ThreadLocalDetail.h
• proxygen/folly/folly/detail/ThreadLocalDetail.cpp