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v8::internal::HeapTypeConfig Struct Reference

#include <types.h>

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Classes

struct  Handle
 

Public Types

typedef TypeImpl< HeapTypeConfig > Type
 
typedef i::Object Base
 
typedef i::FixedArray Struct
 
typedef i::Isolate Region
 

Static Public Member Functions

template<class T >
static i::Handle< T > handle (T *type)
 
template<class T >
static i::Handle< T > cast (i::Handle< Type > type)
 
static bool is_bitset (Type *type)
 
static bool is_class (Type *type)
 
static bool is_struct (Type *type, int tag)
 
static Type::bitset as_bitset (Type *type)
 
static i::Handle< i::Map > as_class (Type *type)
 
static i::Handle< Struct > as_struct (Type *type)
 
static Type * from_bitset (Type::bitset)
 
static i::Handle< Type > from_bitset (Type::bitset, Isolate *isolate)
 
static i::Handle< Type > from_class (i::Handle< i::Map > map, Isolate *isolate)
 
static i::Handle< Type > from_struct (i::Handle< Struct > structure)
 
static i::Handle< Struct > struct_create (int tag, int length, Isolate *isolate)
 
static void struct_shrink (i::Handle< Struct > structure, int length)
 
static int struct_tag (i::Handle< Struct > structure)
 
static int struct_length (i::Handle< Struct > structure)
 
static i::Handle< Type > struct_get (i::Handle< Struct > structure, int i)
 
static void struct_set (i::Handle< Struct > structure, int i, i::Handle< Type > type)
 
template<class V >
static i::Handle< V > struct_get_value (i::Handle< Struct > structure, int i)
 
template<class V >
static void struct_set_value (i::Handle< Struct > structure, int i, i::Handle< V > x)
 

Detailed Description

Definition at line 948 of file types.h.

Member Typedef Documentation

◆ Base

typedef i::Object v8::internal::HeapTypeConfig::Base

Definition at line 950 of file types.h.

◆ Region

typedef i::Isolate v8::internal::HeapTypeConfig::Region

Definition at line 952 of file types.h.

◆ Struct

typedef i::FixedArray v8::internal::HeapTypeConfig::Struct

Definition at line 951 of file types.h.

◆ Type

typedef TypeImpl<HeapTypeConfig> v8::internal::HeapTypeConfig::Type

Definition at line 949 of file types.h.

Member Function Documentation

◆ as_bitset()

HeapTypeConfig::Type::bitset v8::internal::HeapTypeConfig::as_bitset ( Type *  type)
inlinestatic

Definition at line 233 of file types-inl.h.

233  {
234  // TODO(rossberg): Breaks the Smi abstraction. Fix once there is a better way.
235  return static_cast<Type::bitset>(reinterpret_cast<uintptr_t>(type));
236 }
uintptr_t

◆ as_class()

i::Handle< i::Map > v8::internal::HeapTypeConfig::as_class ( Type *  type)
inlinestatic

Definition at line 240 of file types-inl.h.

240  {
241  return i::handle(i::Map::cast(type));
242 }
v8::internal::handle
Handle< T > handle(T *t, Isolate *isolate)
Definition: handles.h:146

References v8::internal::handle().

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◆ as_struct()

i::Handle< HeapTypeConfig::Struct > v8::internal::HeapTypeConfig::as_struct ( Type *  type)
inlinestatic

Definition at line 246 of file types-inl.h.

246  {
247  return i::handle(Struct::cast(type));
248 }

References v8::internal::handle().

Referenced by is_struct().

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◆ cast()

template<class T >
i::Handle< T > v8::internal::HeapTypeConfig::cast ( i::Handle< Type >  type)
inlinestatic

Definition at line 209 of file types-inl.h.

209  {
210  return i::Handle<T>::cast(type);
211 }
v8::internal::Handle::cast
static Handle< T > cast(Handle< S > that)
Definition: handles.h:116

References v8::internal::Handle< T >::cast().

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◆ from_bitset() [1/2]

HeapTypeConfig::Type * v8::internal::HeapTypeConfig::from_bitset ( Type::bitset  bitset)
inlinestatic

Definition at line 252 of file types-inl.h.

252  {
253  // TODO(rossberg): Breaks the Smi abstraction. Fix once there is a better way.
254  return reinterpret_cast<Type*>(static_cast<uintptr_t>(bitset));
255 }
v8::internal::HeapTypeConfig::Type
TypeImpl< HeapTypeConfig > Type
Definition: types.h:949

Referenced by from_bitset().

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◆ from_bitset() [2/2]

i::Handle< HeapTypeConfig::Type > v8::internal::HeapTypeConfig::from_bitset ( Type::bitset  bitset,
Isolate *  isolate 
)
inlinestatic

Definition at line 259 of file types-inl.h.

260  {
261  return i::handle(from_bitset(bitset), isolate);
262 }
v8::internal::HeapTypeConfig::from_bitset
static Type * from_bitset(Type::bitset)
Definition: types-inl.h:252

References from_bitset(), and v8::internal::handle().

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◆ from_class()

i::Handle< HeapTypeConfig::Type > v8::internal::HeapTypeConfig::from_class ( i::Handle< i::Map >  map,
Isolate *  isolate 
)
inlinestatic

Definition at line 266 of file types-inl.h.

267  {
268  return i::Handle<Type>::cast(i::Handle<Object>::cast(map));
269 }
map
enable harmony numeric enable harmony object literal extensions Optimize object Array DOM strings and string trace pretenuring decisions of HAllocate instructions Enables optimizations which favor memory size over execution speed maximum source size in bytes considered for a single inlining maximum cumulative number of AST nodes considered for inlining trace the tracking of allocation sites deoptimize every n garbage collections perform array bounds checks elimination analyze liveness of environment slots and zap dead values flushes the cache of optimized code for closures on every GC allow uint32 values on optimize frames if they are used only in safe operations track concurrent recompilation artificial compilation delay in ms do not emit check maps for constant values that have a leaf map
Definition: flag-definitions.h:328

References v8::internal::Handle< T >::cast(), and map.

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◆ from_struct()

i::Handle< HeapTypeConfig::Type > v8::internal::HeapTypeConfig::from_struct ( i::Handle< Struct >  structure)
inlinestatic

Definition at line 273 of file types-inl.h.

274  {
275  return i::Handle<Type>::cast(i::Handle<Object>::cast(structure));
276 }

References v8::internal::Handle< T >::cast().

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◆ handle()

template<class T >
i::Handle< T > v8::internal::HeapTypeConfig::handle ( T *  type)
inlinestatic

Definition at line 202 of file types-inl.h.

202  {
203  return i::handle(type, i::HeapObject::cast(type)->GetIsolate());
204 }

References v8::internal::handle().

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◆ is_bitset()

bool v8::internal::HeapTypeConfig::is_bitset ( Type *  type)
inlinestatic

Definition at line 215 of file types-inl.h.

215  {
216  return type->IsSmi();
217 }

◆ is_class()

bool v8::internal::HeapTypeConfig::is_class ( Type *  type)
inlinestatic

Definition at line 221 of file types-inl.h.

221  {
222  return type->IsMap();
223 }

◆ is_struct()

bool v8::internal::HeapTypeConfig::is_struct ( Type *  type,
int  tag 
)
inlinestatic

Definition at line 227 of file types-inl.h.

227  {
228  return type->IsFixedArray() && struct_tag(as_struct(type)) == tag;
229 }
v8::internal::HeapTypeConfig::as_struct
static i::Handle< Struct > as_struct(Type *type)
Definition: types-inl.h:246
v8::internal::HeapTypeConfig::struct_tag
static int struct_tag(i::Handle< Struct > structure)
Definition: types-inl.h:295

References as_struct(), and struct_tag().

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◆ struct_create()

i::Handle< HeapTypeConfig::Struct > v8::internal::HeapTypeConfig::struct_create ( int  tag,
int  length,
Isolate *  isolate 
)
inlinestatic

Definition at line 280 of file types-inl.h.

281  {
282  i::Handle<Struct> structure = isolate->factory()->NewFixedArray(length + 1);
283  structure->set(0, i::Smi::FromInt(tag));
284  return structure;
285 }
v8::internal::Smi::FromInt
static Smi * FromInt(int value)
Definition: objects-inl.h:1321

References v8::internal::Isolate::factory(), and v8::internal::Smi::FromInt().

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◆ struct_get()

i::Handle< HeapTypeConfig::Type > v8::internal::HeapTypeConfig::struct_get ( i::Handle< Struct >  structure,
int  i 
)
inlinestatic

Definition at line 307 of file types-inl.h.

308  {
309  Type* type = static_cast<Type*>(structure->get(i + 1));
310  return i::handle(type, structure->GetIsolate());
311 }

References v8::internal::handle().

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◆ struct_get_value()

template<class V >
i::Handle< V > v8::internal::HeapTypeConfig::struct_get_value ( i::Handle< Struct >  structure,
int  i 
)
inlinestatic

Definition at line 323 of file types-inl.h.

324  {
325  V* x = static_cast<V*>(structure->get(i + 1));
326  return i::handle(x, structure->GetIsolate());
327 }

References v8::internal::handle().

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◆ struct_length()

int v8::internal::HeapTypeConfig::struct_length ( i::Handle< Struct >  structure)
inlinestatic

Definition at line 301 of file types-inl.h.

301  {
302  return structure->length() - 1;
303 }

◆ struct_set()

void v8::internal::HeapTypeConfig::struct_set ( i::Handle< Struct >  structure,
int  i,
i::Handle< Type >  type 
)
inlinestatic

Definition at line 315 of file types-inl.h.

316  {
317  structure->set(i + 1, *type);
318 }

◆ struct_set_value()

template<class V >
void v8::internal::HeapTypeConfig::struct_set_value ( i::Handle< Struct >  structure,
int  i,
i::Handle< V >  x 
)
inlinestatic

Definition at line 332 of file types-inl.h.

333  {
334  structure->set(i + 1, *x);
335 }

◆ struct_shrink()

void v8::internal::HeapTypeConfig::struct_shrink ( i::Handle< Struct >  structure,
int  length 
)
inlinestatic

Definition at line 289 of file types-inl.h.

289  {
290  structure->Shrink(length + 1);
291 }

◆ struct_tag()

int v8::internal::HeapTypeConfig::struct_tag ( i::Handle< Struct >  structure)
inlinestatic

Definition at line 295 of file types-inl.h.

295  {
296  return static_cast<i::Smi*>(structure->get(0))->value();
297 }

Referenced by is_struct().

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