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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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477 enum ScopeType { | 477 enum ScopeType { |
478 EVAL_SCOPE, // The top-level scope for an eval source. | 478 EVAL_SCOPE, // The top-level scope for an eval source. |
479 FUNCTION_SCOPE, // The top-level scope for a function. | 479 FUNCTION_SCOPE, // The top-level scope for a function. |
480 GLOBAL_SCOPE, // The top-level scope for a program or a top-level eval. | 480 GLOBAL_SCOPE, // The top-level scope for a program or a top-level eval. |
481 CATCH_SCOPE, // The scope introduced by catch. | 481 CATCH_SCOPE, // The scope introduced by catch. |
482 BLOCK_SCOPE, // The scope introduced by a new block. | 482 BLOCK_SCOPE, // The scope introduced by a new block. |
483 WITH_SCOPE // The scope introduced by with. | 483 WITH_SCOPE // The scope introduced by with. |
484 }; | 484 }; |
485 | 485 |
486 | 486 |
487 static const uint32_t kHoleNanUpper32 = 0x7FFFFFFF; | 487 const uint32_t kHoleNanUpper32 = 0x7FFFFFFF; |
488 static const uint32_t kHoleNanLower32 = 0xFFFFFFFF; | 488 const uint32_t kHoleNanLower32 = 0xFFFFFFFF; |
489 static const uint32_t kNaNOrInfinityLowerBoundUpper32 = 0x7FF00000; | 489 const uint32_t kNaNOrInfinityLowerBoundUpper32 = 0x7FF00000; |
490 | 490 |
491 const uint64_t kHoleNanInt64 = | 491 const uint64_t kHoleNanInt64 = |
492 (static_cast<uint64_t>(kHoleNanUpper32) << 32) | kHoleNanLower32; | 492 (static_cast<uint64_t>(kHoleNanUpper32) << 32) | kHoleNanLower32; |
493 const uint64_t kLastNonNaNInt64 = | 493 const uint64_t kLastNonNaNInt64 = |
494 (static_cast<uint64_t>(kNaNOrInfinityLowerBoundUpper32) << 32); | 494 (static_cast<uint64_t>(kNaNOrInfinityLowerBoundUpper32) << 32); |
495 | 495 |
496 | 496 |
497 enum VariableMode { | 497 enum VariableMode { |
498 // User declared variables: | 498 // User declared variables: |
499 VAR, // declared via 'var', and 'function' declarations | 499 VAR, // declared via 'var', and 'function' declarations |
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564 | 564 |
565 enum ClearExceptionFlag { | 565 enum ClearExceptionFlag { |
566 KEEP_EXCEPTION, | 566 KEEP_EXCEPTION, |
567 CLEAR_EXCEPTION | 567 CLEAR_EXCEPTION |
568 }; | 568 }; |
569 | 569 |
570 | 570 |
571 } } // namespace v8::internal | 571 } } // namespace v8::internal |
572 | 572 |
573 #endif // V8_V8GLOBALS_H_ | 573 #endif // V8_V8GLOBALS_H_ |
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