BackReferenceNode Class Reference

#include <jsregexp.h>

Inheritance diagram for BackReferenceNode:

Collaboration diagram for BackReferenceNode:

Public Member Functions
	BackReferenceNode (int start_reg, int end_reg, RegExpNode *on_success)
virtual void	Accept (NodeVisitor *visitor)
int	start_register ()
int	end_register ()
virtual void	Emit (RegExpCompiler *compiler, Trace *trace)
virtual int	EatsAtLeast (int still_to_find, int recursion_depth, bool not_at_start)
virtual void	GetQuickCheckDetails (QuickCheckDetails *details, RegExpCompiler *compiler, int characters_filled_in, bool not_at_start)
virtual void	FillInBMInfo (int offset, int recursion_depth, int budget, BoyerMooreLookahead *bm, bool not_at_start)
Public Member Functions inherited from SeqRegExpNode
	SeqRegExpNode (RegExpNode *on_success)
RegExpNode *	on_success ()
void	set_on_success (RegExpNode *node)
virtual RegExpNode *	FilterASCII (int depth)
Public Member Functions inherited from RegExpNode
	RegExpNode (Zone *zone)
virtual	~RegExpNode ()
bool	EmitQuickCheck (RegExpCompiler *compiler, Trace *trace, bool preload_has_checked_bounds, Label *on_possible_success, QuickCheckDetails *details_return, bool fall_through_on_failure)
virtual int	GreedyLoopTextLength ()
virtual RegExpNode *	GetSuccessorOfOmnivorousTextNode (RegExpCompiler *compiler)
RegExpNode *	replacement ()
RegExpNode *	set_replacement (RegExpNode *replacement)
void	SaveBMInfo (BoyerMooreLookahead *bm, bool not_at_start, int offset)
Label *	label ()
NodeInfo *	info ()
BoyerMooreLookahead *	bm_info (bool not_at_start)
Zone *	zone () const
Public Member Functions inherited from ZoneObject
	INLINE (void *operator new(size_t size, Zone *zone))
void	operator delete (void *, size_t)
void	operator delete (void *pointer, Zone *zone)

Additional Inherited Members
Static Public Attributes inherited from RegExpNode
static const int	kNodeIsTooComplexForGreedyLoops = -1
static const int	kFillInBMBudget = 200
static const int	kMaxCopiesCodeGenerated = 10
Protected Types inherited from RegExpNode
enum	LimitResult { DONE, CONTINUE }
Protected Member Functions inherited from SeqRegExpNode
RegExpNode *	FilterSuccessor (int depth)
Protected Member Functions inherited from RegExpNode
LimitResult	LimitVersions (RegExpCompiler *compiler, Trace *trace)
void	set_bm_info (bool not_at_start, BoyerMooreLookahead *bm)
Protected Attributes inherited from RegExpNode
RegExpNode *	replacement_

Detailed Description

Definition at line 924 of file jsregexp.h.

Constructor & Destructor Documentation

BackReferenceNode ( int  start_reg, int  end_reg, RegExpNode *  on_success  )

inline

Definition at line 926 of file jsregexp.h.

Member Function Documentation

virtual void Accept ( NodeVisitor *  visitor )

virtual

Implements RegExpNode.

int EatsAtLeast ( int  still_to_find, int  recursion_depth, bool  not_at_start  )

virtual

Implements RegExpNode.

Definition at line 2264 of file jsregexp.cc.

References RegExpCompiler::kMaxRecursion.

void Emit ( RegExpCompiler *  compiler, Trace *  trace  )

virtual

Implements RegExpNode.

Definition at line 4194 of file jsregexp.cc.

References ASSERT, ASSERT_EQ, Trace::backtrack(), RegExpMacroAssembler::CheckNotBackReference(), RegExpMacroAssembler::CheckNotBackReferenceIgnoreCase(), RegExpNode::CONTINUE, RegExpNode::DONE, RegExpNode::Emit(), Trace::Flush(), RegExpCompiler::ignore_case(), Trace::is_trivial(), RegExpNode::LimitVersions(), RegExpCompiler::macro_assembler(), and SeqRegExpNode::on_success().

int end_register ( )

inline

Definition at line 934 of file jsregexp.h.

void FillInBMInfo ( int  offset, int  recursion_depth, int  budget, BoyerMooreLookahead *  bm, bool  not_at_start  )

virtual

Reimplemented from SeqRegExpNode.

Definition at line 5672 of file jsregexp.cc.

References RegExpNode::SaveBMInfo(), and BoyerMooreLookahead::SetRest().

virtual void GetQuickCheckDetails ( QuickCheckDetails *  details, RegExpCompiler *  compiler, int  characters_filled_in, bool  not_at_start  )

inlinevirtual

Implements RegExpNode.

Definition at line 939 of file jsregexp.h.

int start_register ( )

inline

Definition at line 933 of file jsregexp.h.

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

• src/jsregexp.h
• src/jsregexp.cc