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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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_GLOBALS_H_ | 5 #ifndef V8_GLOBALS_H_ |
6 #define V8_GLOBALS_H_ | 6 #define V8_GLOBALS_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
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560 | 560 |
561 | 561 |
562 // ----------------------------------------------------------------------------- | 562 // ----------------------------------------------------------------------------- |
563 // Macros | 563 // Macros |
564 | 564 |
565 // Testers for test. | 565 // Testers for test. |
566 | 566 |
567 #define HAS_SMI_TAG(value) \ | 567 #define HAS_SMI_TAG(value) \ |
568 ((reinterpret_cast<intptr_t>(value) & kSmiTagMask) == kSmiTag) | 568 ((reinterpret_cast<intptr_t>(value) & kSmiTagMask) == kSmiTag) |
569 | 569 |
570 #define HAS_FAILURE_TAG(value) \ | |
571 ((reinterpret_cast<intptr_t>(value) & kFailureTagMask) == kFailureTag) | |
572 | |
573 // OBJECT_POINTER_ALIGN returns the value aligned as a HeapObject pointer | 570 // OBJECT_POINTER_ALIGN returns the value aligned as a HeapObject pointer |
574 #define OBJECT_POINTER_ALIGN(value) \ | 571 #define OBJECT_POINTER_ALIGN(value) \ |
575 (((value) + kObjectAlignmentMask) & ~kObjectAlignmentMask) | 572 (((value) + kObjectAlignmentMask) & ~kObjectAlignmentMask) |
576 | 573 |
577 // POINTER_SIZE_ALIGN returns the value aligned as a pointer. | 574 // POINTER_SIZE_ALIGN returns the value aligned as a pointer. |
578 #define POINTER_SIZE_ALIGN(value) \ | 575 #define POINTER_SIZE_ALIGN(value) \ |
579 (((value) + kPointerAlignmentMask) & ~kPointerAlignmentMask) | 576 (((value) + kPointerAlignmentMask) & ~kPointerAlignmentMask) |
580 | 577 |
581 // CODE_POINTER_ALIGN returns the value aligned as a generated code segment. | 578 // CODE_POINTER_ALIGN returns the value aligned as a generated code segment. |
582 #define CODE_POINTER_ALIGN(value) \ | 579 #define CODE_POINTER_ALIGN(value) \ |
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817 DCHECK(IsValidFunctionKind(kind)); | 814 DCHECK(IsValidFunctionKind(kind)); |
818 return kind & FunctionKind::kDefaultConstructor; | 815 return kind & FunctionKind::kDefaultConstructor; |
819 } | 816 } |
820 | 817 |
821 | 818 |
822 } } // namespace v8::internal | 819 } } // namespace v8::internal |
823 | 820 |
824 namespace i = v8::internal; | 821 namespace i = v8::internal; |
825 | 822 |
826 #endif // V8_GLOBALS_H_ | 823 #endif // V8_GLOBALS_H_ |
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