v8::internal::ExternalReferenceDecoder Class Reference

#include <serialize.h>

Collaboration diagram for v8::internal::ExternalReferenceDecoder:

Public Member Functions
	ExternalReferenceDecoder (Isolate *isolate)
	~ExternalReferenceDecoder ()
Address	Decode (uint32_t key) const

Private Member Functions
Address *	Lookup (uint32_t key) const
void	Put (uint32_t key, Address value)

Private Attributes
Address **	encodings_
Isolate *	isolate_

Detailed Description

Definition at line 114 of file serialize.h.

Constructor & Destructor Documentation

ExternalReferenceDecoder()

v8::internal::ExternalReferenceDecoder::ExternalReferenceDecoder ( Isolate *  isolate )

explicit

Definition at line 461 of file serialize.cc.

    : encodings_(NewArray<Address*>(kTypeCodeCount)),
      isolate_(isolate) {
  ExternalReferenceTable* external_references =
      ExternalReferenceTable::instance(isolate_);
  for (int type = kFirstTypeCode; type < kTypeCodeCount; ++type) {
    int max = external_references->max_id(type) + 1;
    encodings_[type] = NewArray<Address>(max + 1);
  }
  for (int i = 0; i < external_references->size(); ++i) {
    Put(external_references->code(i), external_references->address(i));
  }
}

References v8::internal::ExternalReferenceTable::address(), v8::internal::ExternalReferenceTable::code(), encodings_, v8::internal::ExternalReferenceTable::instance(), isolate_, v8::internal::kFirstTypeCode, v8::internal::kTypeCodeCount, v8::internal::ExternalReferenceTable::max_id(), Put(), and v8::internal::ExternalReferenceTable::size().

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~ExternalReferenceDecoder()

v8::internal::ExternalReferenceDecoder::~ExternalReferenceDecoder

(

)

Definition at line 476 of file serialize.cc.

                                                    {
  for (int type = kFirstTypeCode; type < kTypeCodeCount; ++type) {
    DeleteArray(encodings_[type]);
  }
  DeleteArray(encodings_);
}

References v8::internal::DeleteArray(), encodings_, v8::internal::kFirstTypeCode, and v8::internal::kTypeCodeCount.

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Member Function Documentation

Decode()

Address v8::internal::ExternalReferenceDecoder::Decode ( uint32_t  key ) const

inline

Definition at line 119 of file serialize.h.

                                     {
    if (key == 0) return NULL;
    return *Lookup(key);
  }

References Lookup(), and NULL.

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Lookup()

Address* v8::internal::ExternalReferenceDecoder::Lookup ( uint32_t  key ) const

inlineprivate

Definition at line 127 of file serialize.h.

                                      {
    int type = key >> kReferenceTypeShift;
    DCHECK(kFirstTypeCode <= type && type < kTypeCodeCount);
    int id = key & kReferenceIdMask;
    return &encodings_[type][id];
  }

References DCHECK, encodings_, v8::internal::kFirstTypeCode, v8::internal::kReferenceIdMask, v8::internal::kReferenceTypeShift, and v8::internal::kTypeCodeCount.

Referenced by Decode(), and Put().

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Put()

void v8::internal::ExternalReferenceDecoder::Put ( uint32_t  key, Address  value  )

inlineprivate

Definition at line 134 of file serialize.h.

                                        {
    *Lookup(key) = value;
  }

References Lookup().

Referenced by ExternalReferenceDecoder().

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Member Data Documentation

encodings_

Address** v8::internal::ExternalReferenceDecoder::encodings_

private

Definition at line 125 of file serialize.h.

Referenced by ExternalReferenceDecoder(), Lookup(), and ~ExternalReferenceDecoder().

isolate_

Isolate* v8::internal::ExternalReferenceDecoder::isolate_

private

Definition at line 138 of file serialize.h.

Referenced by ExternalReferenceDecoder().

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

• /mnt/V8SourceCode/src/serialize.h
• /mnt/V8SourceCode/src/serialize.cc