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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_BOOTSTRAPPER_H_ | 5 #ifndef V8_BOOTSTRAPPER_H_ |
6 #define V8_BOOTSTRAPPER_H_ | 6 #define V8_BOOTSTRAPPER_H_ |
7 | 7 |
8 #include "src/factory.h" | 8 #include "src/factory.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
11 namespace internal { | 11 namespace internal { |
12 | 12 |
13 // A SourceCodeCache uses a FixedArray to store pairs of | 13 // A SourceCodeCache uses a FixedArray to store pairs of |
14 // (AsciiString*, JSFunction*), mapping names of native code files | 14 // (OneByteString*, JSFunction*), mapping names of native code files |
15 // (runtime.js, etc.) to precompiled functions. Instead of mapping | 15 // (runtime.js, etc.) to precompiled functions. Instead of mapping |
16 // names to functions it might make sense to let the JS2C tool | 16 // names to functions it might make sense to let the JS2C tool |
17 // generate an index for each native JS file. | 17 // generate an index for each native JS file. |
18 class SourceCodeCache FINAL BASE_EMBEDDED { | 18 class SourceCodeCache FINAL BASE_EMBEDDED { |
19 public: | 19 public: |
20 explicit SourceCodeCache(Script::Type type): type_(type), cache_(NULL) { } | 20 explicit SourceCodeCache(Script::Type type): type_(type), cache_(NULL) { } |
21 | 21 |
22 void Initialize(Isolate* isolate, bool create_heap_objects) { | 22 void Initialize(Isolate* isolate, bool create_heap_objects) { |
23 cache_ = create_heap_objects ? isolate->heap()->empty_fixed_array() : NULL; | 23 cache_ = create_heap_objects ? isolate->heap()->empty_fixed_array() : NULL; |
24 } | 24 } |
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146 } | 146 } |
147 | 147 |
148 private: | 148 private: |
149 Bootstrapper* bootstrapper_; | 149 Bootstrapper* bootstrapper_; |
150 | 150 |
151 DISALLOW_COPY_AND_ASSIGN(BootstrapperActive); | 151 DISALLOW_COPY_AND_ASSIGN(BootstrapperActive); |
152 }; | 152 }; |
153 | 153 |
154 | 154 |
155 class NativesExternalStringResource FINAL | 155 class NativesExternalStringResource FINAL |
156 : public v8::String::ExternalAsciiStringResource { | 156 : public v8::String::ExternalOneByteStringResource { |
157 public: | 157 public: |
158 NativesExternalStringResource(Bootstrapper* bootstrapper, | 158 NativesExternalStringResource(Bootstrapper* bootstrapper, |
159 const char* source, | 159 const char* source, |
160 size_t length); | 160 size_t length); |
161 virtual const char* data() const OVERRIDE { return data_; } | 161 virtual const char* data() const OVERRIDE { return data_; } |
162 virtual size_t length() const OVERRIDE { return length_; } | 162 virtual size_t length() const OVERRIDE { return length_; } |
163 | 163 |
164 private: | 164 private: |
165 const char* data_; | 165 const char* data_; |
166 size_t length_; | 166 size_t length_; |
167 }; | 167 }; |
168 | 168 |
169 }} // namespace v8::internal | 169 }} // namespace v8::internal |
170 | 170 |
171 #endif // V8_BOOTSTRAPPER_H_ | 171 #endif // V8_BOOTSTRAPPER_H_ |
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