dart::ThreadState Class Reference

#include <thread_state.h>

Inheritance diagram for dart::ThreadState:

Public Member Functions
	ThreadState (bool is_os_thread)
virtual	~ThreadState ()
OSThread *	os_thread () const
void	set_os_thread (OSThread *os_thread)
Zone *	zone () const
bool	ZoneIsOwnedByThread (Zone *zone) const
StackResource *	top_resource () const
void	set_top_resource (StackResource *value)
LongJumpScope *	long_jump_base () const
void	set_long_jump_base (LongJumpScope *value)
bool	IsValidZoneHandle (Dart_Handle object) const
intptr_t	CountZoneHandles () const
bool	IsValidScopedHandle (Dart_Handle object) const
intptr_t	CountScopedHandles () const
virtual bool	MayAllocateHandles ()=0
HandleScope *	top_handle_scope () const
void	set_top_handle_scope (HandleScope *handle_scope)
Public Member Functions inherited from dart::BaseThread
bool	is_os_thread () const

Static Public Member Functions
static ThreadState *	Current ()
static intptr_t	top_resource_offset ()

Friends
class	ApiZone
class	StackZone

Detailed Description

Definition at line 24 of file thread_state.h.

Constructor & Destructor Documentation

ThreadState()

dart::ThreadState::ThreadState ( bool  is_os_thread )

explicit

Definition at line 12 of file thread_state.cc.

: BaseThread(is_os_thread) {}

~ThreadState()

dart::ThreadState::~ThreadState ( )

virtual

Definition at line 14 of file thread_state.cc.

{}

Member Function Documentation

CountScopedHandles()

intptr_t dart::ThreadState::CountScopedHandles

(

)

const

Definition at line 61 of file thread_state.cc.

                                               {
  intptr_t count = 0;
  Zone* zone = this->zone();
  while (zone != nullptr) {
    count += zone->handles()->CountScopedHandles();
    zone = zone->previous();
  }
  ASSERT(count >= 0);
  return count;
}

CountZoneHandles()

intptr_t dart::ThreadState::CountZoneHandles

(

)

const

Definition at line 39 of file thread_state.cc.

                                             {
  intptr_t count = 0;
  Zone* zone = this->zone();
  while (zone != nullptr) {
    count += zone->handles()->CountZoneHandles();
    zone = zone->previous();
  }
  ASSERT(count >= 0);
  return count;
}

Current()

static ThreadState * dart::ThreadState::Current ( )

inlinestatic

Definition at line 27 of file thread_state.h.

{ return OSThread::CurrentVMThread(); }

IsValidScopedHandle()

bool dart::ThreadState::IsValidScopedHandle

(

Dart_Handle

object

)

const

Definition at line 50 of file thread_state.cc.

                                                              {
  Zone* zone = this->zone();
  while (zone != nullptr) {
    if (zone->handles()->IsValidScopedHandle(reinterpret_cast<uword>(object))) {
      return true;
    }
    zone = zone->previous();
  }
  return false;
}

IsValidZoneHandle()

bool dart::ThreadState::IsValidZoneHandle

(

Dart_Handle

object

)

const

Definition at line 28 of file thread_state.cc.

                                                            {
  Zone* zone = this->zone();
  while (zone != nullptr) {
    if (zone->handles()->IsValidZoneHandle(reinterpret_cast<uword>(object))) {
      return true;
    }
    zone = zone->previous();
  }
  return false;
}

long_jump_base()

LongJumpScope * dart::ThreadState::long_jump_base ( ) const

inline

Definition at line 47 of file thread_state.h.

{ return long_jump_base_; }

MayAllocateHandles()

virtual bool dart::ThreadState::MayAllocateHandles ( )

pure virtual

Implemented in dart::Thread.

os_thread()

OSThread * dart::ThreadState::os_thread ( ) const

inline

Definition at line 33 of file thread_state.h.

{ return os_thread_; }

set_long_jump_base()

void dart::ThreadState::set_long_jump_base ( LongJumpScope *  value )

inline

Definition at line 48 of file thread_state.h.

{ long_jump_base_ = value; }

set_os_thread()

void dart::ThreadState::set_os_thread ( OSThread *  os_thread )

inline

Definition at line 34 of file thread_state.h.

{ os_thread_ = os_thread; }

set_top_handle_scope()

void dart::ThreadState::set_top_handle_scope ( HandleScope *  handle_scope )

inline

Definition at line 65 of file thread_state.h.

                                                       {
#if defined(DEBUG)
    top_handle_scope_ = handle_scope;
#endif
  }

set_top_resource()

void dart::ThreadState::set_top_resource ( StackResource *  value )

inline

Definition at line 42 of file thread_state.h.

{ top_resource_ = value; }

top_handle_scope()

HandleScope * dart::ThreadState::top_handle_scope ( ) const

inline

Definition at line 57 of file thread_state.h.

                                        {
#if defined(DEBUG)
    return top_handle_scope_;
#else
    return 0;
#endif
  }

top_resource()

StackResource * dart::ThreadState::top_resource ( ) const

inline

Definition at line 41 of file thread_state.h.

{ return top_resource_; }

top_resource_offset()

static intptr_t dart::ThreadState::top_resource_offset ( )

inlinestatic

Definition at line 43 of file thread_state.h.

                                        {
    return OFFSET_OF(ThreadState, top_resource_);
  }

zone()

Zone * dart::ThreadState::zone ( ) const

inline

Definition at line 37 of file thread_state.h.

{ return zone_; }

ZoneIsOwnedByThread()

bool dart::ThreadState::ZoneIsOwnedByThread

(

Zone *

zone

)

const

Definition at line 16 of file thread_state.cc.

                                                      {
  ASSERT(zone != nullptr);
  Zone* current = zone_;
  while (current != nullptr) {
    if (current == zone) {
      return true;
    }
    current = current->previous();
  }
  return false;
}

Friends And Related Symbol Documentation

ApiZone

friend class ApiZone

friend

Definition at line 84 of file thread_state.h.

StackZone

friend class StackZone

friend

Definition at line 85 of file thread_state.h.

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

• third_party/dart-lang/sdk/runtime/vm/thread_state.h
• third_party/dart-lang/sdk/runtime/vm/thread_state.cc