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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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385 // context. Do not consider context extension objects. This is | 385 // context. Do not consider context extension objects. This is |
386 // used for compiling code using eval. If the context surrounding | 386 // used for compiling code using eval. If the context surrounding |
387 // the eval call does not have a local variable with this name and | 387 // the eval call does not have a local variable with this name and |
388 // does not contain a with statement the property is global unless | 388 // does not contain a with statement the property is global unless |
389 // it is shadowed by a property in an extension object introduced by | 389 // it is shadowed by a property in an extension object introduced by |
390 // eval. | 390 // eval. |
391 bool GlobalIfNotShadowedByEval(Handle<String> name); | 391 bool GlobalIfNotShadowedByEval(Handle<String> name); |
392 | 392 |
393 // Determine if any function scope in the context call eval and if | 393 // Determine if any function scope in the context call eval and if |
394 // any of those calls are in non-strict mode. | 394 // any of those calls are in non-strict mode. |
395 void ComputeEvalScopeInfo(bool* outer_scope_calls_eval, | 395 void ComputeEvalScopeInfo(bool* outer_scope_calls_non_strict_eval); |
396 bool* outer_scope_calls_non_strict_eval); | |
397 | 396 |
398 // Code generation support. | 397 // Code generation support. |
399 static int SlotOffset(int index) { | 398 static int SlotOffset(int index) { |
400 return kHeaderSize + index * kPointerSize - kHeapObjectTag; | 399 return kHeaderSize + index * kPointerSize - kHeapObjectTag; |
401 } | 400 } |
402 | 401 |
403 static const int kSize = kHeaderSize + GLOBAL_CONTEXT_SLOTS * kPointerSize; | 402 static const int kSize = kHeaderSize + GLOBAL_CONTEXT_SLOTS * kPointerSize; |
404 | 403 |
405 // GC support. | 404 // GC support. |
406 typedef FixedBodyDescriptor< | 405 typedef FixedBodyDescriptor< |
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418 #ifdef DEBUG | 417 #ifdef DEBUG |
419 // Bootstrapping-aware type checks. | 418 // Bootstrapping-aware type checks. |
420 static bool IsBootstrappingOrContext(Object* object); | 419 static bool IsBootstrappingOrContext(Object* object); |
421 static bool IsBootstrappingOrGlobalObject(Object* object); | 420 static bool IsBootstrappingOrGlobalObject(Object* object); |
422 #endif | 421 #endif |
423 }; | 422 }; |
424 | 423 |
425 } } // namespace v8::internal | 424 } } // namespace v8::internal |
426 | 425 |
427 #endif // V8_CONTEXTS_H_ | 426 #endif // V8_CONTEXTS_H_ |
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