v8
V8 is Google’s open source high-performance JavaScript and WebAssembly engine, written in C++.
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Public Member Functions | Private Attributes | List of all members
v8::internal::BackReferenceNode Class Reference

#include <regexp-nodes.h>

Inheritance diagram for v8::internal::BackReferenceNode:
Collaboration diagram for v8::internal::BackReferenceNode:

Public Member Functions

 BackReferenceNode (int start_reg, int end_reg, bool read_backward, RegExpNode *on_success)
 
BackReferenceNode * AsBackReferenceNode () override
 
void Accept (NodeVisitor *visitor) override
 
int start_register ()
 
int end_register ()
 
bool read_backward ()
 
void Emit (RegExpCompiler *compiler, Trace *trace) override
 
void GetQuickCheckDetails (QuickCheckDetails *details, RegExpCompiler *compiler, int characters_filled_in, bool not_at_start) override
 
void FillInBMInfo (Isolate *isolate, int offset, int budget, BoyerMooreLookahead *bm, bool not_at_start) override
 
- Public Member Functions inherited from v8::internal::SeqRegExpNode
 SeqRegExpNode (RegExpNode *on_success)
 
RegExpNode * on_success ()
 
void set_on_success (RegExpNode *node)
 
RegExpNode * FilterOneByte (int depth, RegExpCompiler *compiler) override
 
void FillInBMInfo (Isolate *isolate, int offset, int budget, BoyerMooreLookahead *bm, bool not_at_start) override
 
SeqRegExpNode * AsSeqRegExpNode () override
 
- Public Member Functions inherited from v8::internal::RegExpNode
 RegExpNode (Zone *zone)
 
virtual ~RegExpNode ()
 
uint32_t EatsAtLeast (bool not_at_start)
 
virtual EatsAtLeastInfo EatsAtLeastFromLoopEntry ()
 
bool EmitQuickCheck (RegExpCompiler *compiler, Trace *bounds_check_trace, Trace *trace, bool preload_has_checked_bounds, Label *on_possible_success, QuickCheckDetails *details_return, bool fall_through_on_failure, ChoiceNode *predecessor)
 
virtual void GetQuickCheckDetailsFromLoopEntry (QuickCheckDetails *details, RegExpCompiler *compiler, int characters_filled_in, bool not_at_start)
 
virtual int GreedyLoopTextLength ()
 
virtual RegExpNode * GetSuccessorOfOmnivorousTextNode (RegExpCompiler *compiler)
 
bool KeepRecursing (RegExpCompiler *compiler)
 
RegExpNode * replacement ()
 
RegExpNode * set_replacement (RegExpNode *replacement)
 
void SaveBMInfo (BoyerMooreLookahead *bm, bool not_at_start, int offset)
 
Label * label ()
 
bool on_work_list ()
 
void set_on_work_list (bool value)
 
NodeInfo * info ()
 
const EatsAtLeastInfo * eats_at_least_info () const
 
void set_eats_at_least_info (const EatsAtLeastInfo &eats_at_least)
 
void SetDoNotInline ()
 
BoyerMooreLookahead * bm_info (bool not_at_start)
 
Zone * zone () const
 
- Public Member Functions inherited from v8::internal::ZoneObject
void * operator new (size_t, Zone *)=delete
 
void * operator new (size_t size, void *ptr)
 
void operator delete (void *, size_t)
 
void operator delete (void *pointer, Zone *zone)=delete
 

Private Attributes

int start_reg_
 
int end_reg_
 
bool read_backward_
 

Additional Inherited Members

- Static Public Attributes inherited from v8::internal::RegExpNode
static const int kNodeIsTooComplexForGreedyLoops = kMinInt
 
static const int kRecursionBudget = 200
 
static const int kMaxCopiesCodeGenerated = 10
 
- Protected Types inherited from v8::internal::RegExpNode
enum  LimitResult { DONE , CONTINUE }
 
- Protected Member Functions inherited from v8::internal::SeqRegExpNode
RegExpNode * FilterSuccessor (int depth, RegExpCompiler *compiler)
 
- Protected Member Functions inherited from v8::internal::RegExpNode
LimitResult LimitVersions (RegExpCompiler *compiler, Trace *trace)
 
void set_bm_info (bool not_at_start, BoyerMooreLookahead *bm)
 
- Protected Attributes inherited from v8::internal::RegExpNode
RegExpNode * replacement_
 

Detailed Description

Definition at line 531 of file regexp-nodes.h.

Constructor & Destructor Documentation

◆ BackReferenceNode()

v8::internal::BackReferenceNode::BackReferenceNode ( int start_reg,
int end_reg,
bool read_backward,
RegExpNode * on_success )
inline

Definition at line 533 of file regexp-nodes.h.

Member Function Documentation

◆ Accept()

void v8::internal::BackReferenceNode::Accept ( NodeVisitor * visitor)
overridevirtual

Implements v8::internal::RegExpNode.

◆ AsBackReferenceNode()

BackReferenceNode * v8::internal::BackReferenceNode::AsBackReferenceNode ( )
inlineoverride

Definition at line 539 of file regexp-nodes.h.

◆ Emit()

void v8::internal::BackReferenceNode::Emit ( RegExpCompiler * compiler,
Trace * trace )
overridevirtual

Implements v8::internal::RegExpNode.

Definition at line 3585 of file regexp-compiler.cc.

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◆ end_register()

int v8::internal::BackReferenceNode::end_register ( )
inline

Definition at line 542 of file regexp-nodes.h.

◆ FillInBMInfo()

void v8::internal::BackReferenceNode::FillInBMInfo ( Isolate * isolate,
int offset,
int budget,
BoyerMooreLookahead * bm,
bool not_at_start )
overridevirtual

Reimplemented from v8::internal::RegExpNode.

Definition at line 3943 of file regexp-compiler.cc.

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◆ GetQuickCheckDetails()

void v8::internal::BackReferenceNode::GetQuickCheckDetails ( QuickCheckDetails * details,
RegExpCompiler * compiler,
int characters_filled_in,
bool not_at_start )
inlineoverridevirtual

Implements v8::internal::RegExpNode.

Definition at line 545 of file regexp-nodes.h.

◆ read_backward()

bool v8::internal::BackReferenceNode::read_backward ( )
inline

Definition at line 543 of file regexp-nodes.h.

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◆ start_register()

int v8::internal::BackReferenceNode::start_register ( )
inline

Definition at line 541 of file regexp-nodes.h.

Member Data Documentation

◆ end_reg_

int v8::internal::BackReferenceNode::end_reg_
private

Definition at line 555 of file regexp-nodes.h.

◆ read_backward_

bool v8::internal::BackReferenceNode::read_backward_
private

Definition at line 556 of file regexp-nodes.h.

◆ start_reg_

int v8::internal::BackReferenceNode::start_reg_
private

Definition at line 554 of file regexp-nodes.h.

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