dart::BasePageIterator Class Reference

Inheritance diagram for dart::BasePageIterator:

Public Member Functions
	BasePageIterator (const PageSpace *space)
Page *	page () const
bool	Done () const
void	Advance ()

Protected Types
enum	List { kRegular , kExecutable , kLarge , kImage }

Protected Member Functions
void	Initialize ()

Protected Attributes
const PageSpace *	space_ = nullptr
List	list_
Page *	page_ = nullptr

Detailed Description

Definition at line 474 of file pages.cc.

Member Enumeration Documentation

List

enum dart::BasePageIterator::List

protected

Enumerator
kRegular
kExecutable
kLarge
kImage

Definition at line 501 of file pages.cc.

{ kRegular, kExecutable, kLarge, kImage };

Constructor & Destructor Documentation

BasePageIterator()

dart::BasePageIterator::BasePageIterator ( const PageSpace *  space )

inlineexplicit

Definition at line 476 of file pages.cc.

: space_(space) {}

Member Function Documentation

Advance()

void dart::BasePageIterator::Advance ( )

inline

Definition at line 482 of file pages.cc.

                 {
    ASSERT(!Done());
    page_ = page_->next();
    if ((page_ == nullptr) && (list_ == kRegular)) {
      list_ = kExecutable;
      page_ = space_->exec_pages_;
    }
    if ((page_ == nullptr) && (list_ == kExecutable)) {
      list_ = kLarge;
      page_ = space_->large_pages_;
    }
    if ((page_ == nullptr) && (list_ == kLarge)) {
      list_ = kImage;
      page_ = space_->image_pages_;
    }
    ASSERT((page_ != nullptr) || (list_ == kImage));
  }

Done()

bool dart::BasePageIterator::Done ( ) const

inline

Definition at line 480 of file pages.cc.

{ return page_ == nullptr; }

Initialize()

void dart::BasePageIterator::Initialize ( )

inlineprotected

Definition at line 503 of file pages.cc.

                    {
    list_ = kRegular;
    page_ = space_->pages_;
    if (page_ == nullptr) {
      list_ = kExecutable;
      page_ = space_->exec_pages_;
      if (page_ == nullptr) {
        list_ = kLarge;
        page_ = space_->large_pages_;
        if (page_ == nullptr) {
          list_ = kImage;
          page_ = space_->image_pages_;
        }
      }
    }
  }

page()

Page * dart::BasePageIterator::page ( ) const

inline

Definition at line 478 of file pages.cc.

{ return page_; }

Member Data Documentation

list_

List dart::BasePageIterator::list_

protected

Definition at line 521 of file pages.cc.

page_

Page* dart::BasePageIterator::page_ = nullptr

protected

Definition at line 522 of file pages.cc.

space_

const PageSpace* dart::BasePageIterator::space_ = nullptr

protected

Definition at line 520 of file pages.cc.

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

• third_party/dart-lang/sdk/runtime/vm/heap/pages.cc