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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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560 RegExpCEntryStub() {} | 560 RegExpCEntryStub() {} |
561 virtual ~RegExpCEntryStub() {} | 561 virtual ~RegExpCEntryStub() {} |
562 void Generate(MacroAssembler* masm); | 562 void Generate(MacroAssembler* masm); |
563 | 563 |
564 private: | 564 private: |
565 Major MajorKey() { return RegExpCEntry; } | 565 Major MajorKey() { return RegExpCEntry; } |
566 int MinorKey() { return 0; } | 566 int MinorKey() { return 0; } |
567 const char* GetName() { return "RegExpCEntryStub"; } | 567 const char* GetName() { return "RegExpCEntryStub"; } |
568 }; | 568 }; |
569 | 569 |
| 570 // Trampoline stub to call into native code. To call safely into native code |
| 571 // in the presence of compacting GC (which can move code objects) we need to |
| 572 // keep the code which called into native pinned in the memory. Currently the |
| 573 // simplest approach is to generate such stub early enough so it can never be |
| 574 // moved by GC |
| 575 class DirectCEntryStub: public CodeStub { |
| 576 public: |
| 577 DirectCEntryStub() {} |
| 578 void Generate(MacroAssembler* masm); |
| 579 void GenerateCall(MacroAssembler* masm, ApiFunction *function); |
| 580 |
| 581 private: |
| 582 Major MajorKey() { return DirectCEntry; } |
| 583 int MinorKey() { return 0; } |
| 584 const char* GetName() { return "DirectCEntryStub"; } |
| 585 }; |
| 586 |
570 | 587 |
571 } } // namespace v8::internal | 588 } } // namespace v8::internal |
572 | 589 |
573 #endif // V8_ARM_CODE_STUBS_ARM_H_ | 590 #endif // V8_ARM_CODE_STUBS_ARM_H_ |
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