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Issue 935723004: Rename Interface to ModuleDescriptor (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 10 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_SCOPEINFO_H_ 5 #ifndef V8_SCOPEINFO_H_
6 #define V8_SCOPEINFO_H_ 6 #define V8_SCOPEINFO_H_
7 7
8 #include "src/allocation.h" 8 #include "src/allocation.h"
9 #include "src/interface.h" 9 #include "src/modules.h"
10 #include "src/variables.h" 10 #include "src/variables.h"
11 11
12 namespace v8 { 12 namespace v8 {
13 namespace internal { 13 namespace internal {
14 14
15 // Cache for mapping (data, property name) into context slot index. 15 // Cache for mapping (data, property name) into context slot index.
16 // The cache contains both positive and negative results. 16 // The cache contains both positive and negative results.
17 // Slot index equals -1 means the property is absent. 17 // Slot index equals -1 means the property is absent.
18 // Cleared at startup and prior to mark sweep collection. 18 // Cleared at startup and prior to mark sweep collection.
19 class ContextSlotCache { 19 class ContextSlotCache {
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113 //--------------------------------------------------------------------------- 113 //---------------------------------------------------------------------------
114 // Auxiliary class used for the description of module instances. 114 // Auxiliary class used for the description of module instances.
115 // Used by Runtime_DeclareModules. 115 // Used by Runtime_DeclareModules.
116 116
117 class ModuleInfo: public FixedArray { 117 class ModuleInfo: public FixedArray {
118 public: 118 public:
119 static ModuleInfo* cast(Object* description) { 119 static ModuleInfo* cast(Object* description) {
120 return static_cast<ModuleInfo*>(FixedArray::cast(description)); 120 return static_cast<ModuleInfo*>(FixedArray::cast(description));
121 } 121 }
122 122
123 static Handle<ModuleInfo> Create( 123 static Handle<ModuleInfo> Create(Isolate* isolate,
124 Isolate* isolate, Interface* interface, Scope* scope); 124 ModuleDescriptor* descriptor, Scope* scope);
125 125
126 // Index of module's context in host context. 126 // Index of module's context in host context.
127 int host_index() { return Smi::cast(get(HOST_OFFSET))->value(); } 127 int host_index() { return Smi::cast(get(HOST_OFFSET))->value(); }
128 128
129 // Name, mode, and index of the i-th export, respectively. 129 // Name, mode, and index of the i-th export, respectively.
130 // For value exports, the index is the slot of the value in the module 130 // For value exports, the index is the slot of the value in the module
131 // context, for exported modules it is the slot index of the 131 // context, for exported modules it is the slot index of the
132 // referred module's context in the host context. 132 // referred module's context in the host context.
133 // TODO(rossberg): This format cannot yet handle exports of modules declared 133 // TODO(rossberg): This format cannot yet handle exports of modules declared
134 // in earlier scripts. 134 // in earlier scripts.
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165 } 165 }
166 void set_index(int i, int index) { 166 void set_index(int i, int index) {
167 set(index_offset(i), Smi::FromInt(index)); 167 set(index_offset(i), Smi::FromInt(index));
168 } 168 }
169 }; 169 };
170 170
171 171
172 } } // namespace v8::internal 172 } } // namespace v8::internal
173 173
174 #endif // V8_SCOPEINFO_H_ 174 #endif // V8_SCOPEINFO_H_
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