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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 // 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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575 // result is known to be the allocation top on entry (could be result_end | 575 // result is known to be the allocation top on entry (could be result_end |
576 // from a previous call). If result_contains_top_on_entry is true scratch | 576 // from a previous call). If result_contains_top_on_entry is true scratch |
577 // should be no_reg as it is never used. | 577 // should be no_reg as it is never used. |
578 void Allocate(int object_size, | 578 void Allocate(int object_size, |
579 Register result, | 579 Register result, |
580 Register result_end, | 580 Register result_end, |
581 Register scratch, | 581 Register scratch, |
582 Label* gc_required, | 582 Label* gc_required, |
583 AllocationFlags flags); | 583 AllocationFlags flags); |
584 | 584 |
585 void AllocateInNewSpace(int header_size, | 585 void Allocate(int header_size, |
586 ScaleFactor element_size, | 586 ScaleFactor element_size, |
587 Register element_count, | 587 Register element_count, |
588 RegisterValueType element_count_type, | 588 RegisterValueType element_count_type, |
589 Register result, | 589 Register result, |
590 Register result_end, | 590 Register result_end, |
591 Register scratch, | 591 Register scratch, |
592 Label* gc_required, | 592 Label* gc_required, |
593 AllocationFlags flags); | 593 AllocationFlags flags); |
594 | 594 |
595 void AllocateInNewSpace(Register object_size, | 595 void Allocate(Register object_size, |
596 Register result, | 596 Register result, |
597 Register result_end, | 597 Register result_end, |
598 Register scratch, | 598 Register scratch, |
599 Label* gc_required, | 599 Label* gc_required, |
600 AllocationFlags flags); | 600 AllocationFlags flags); |
601 | 601 |
602 // Undo allocation in new space. The object passed and objects allocated after | 602 // Undo allocation in new space. The object passed and objects allocated after |
603 // it will no longer be allocated. Make sure that no pointers are left to the | 603 // it will no longer be allocated. Make sure that no pointers are left to the |
604 // object(s) no longer allocated as they would be invalid when allocation is | 604 // object(s) no longer allocated as they would be invalid when allocation is |
605 // un-done. | 605 // un-done. |
606 void UndoAllocationInNewSpace(Register object); | 606 void UndoAllocationInNewSpace(Register object); |
607 | 607 |
608 // Allocate a heap number in new space with undefined value. The | 608 // Allocate a heap number in new space with undefined value. The |
609 // register scratch2 can be passed as no_reg; the others must be | 609 // register scratch2 can be passed as no_reg; the others must be |
610 // valid registers. Returns tagged pointer in result register, or | 610 // valid registers. Returns tagged pointer in result register, or |
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1022 } \ | 1022 } \ |
1023 masm-> | 1023 masm-> |
1024 #else | 1024 #else |
1025 #define ACCESS_MASM(masm) masm-> | 1025 #define ACCESS_MASM(masm) masm-> |
1026 #endif | 1026 #endif |
1027 | 1027 |
1028 | 1028 |
1029 } } // namespace v8::internal | 1029 } } // namespace v8::internal |
1030 | 1030 |
1031 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 1031 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
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