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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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409 Push(result->handle()); | 409 Push(result->handle()); |
410 } | 410 } |
411 result->Unuse(); | 411 result->Unuse(); |
412 } | 412 } |
413 | 413 |
414 // Nip removes zero or more elements from immediately below the top | 414 // Nip removes zero or more elements from immediately below the top |
415 // of the frame, leaving the previous top-of-frame value on top of | 415 // of the frame, leaving the previous top-of-frame value on top of |
416 // the frame. Nip(k) is equivalent to x = Pop(), Drop(k), Push(x). | 416 // the frame. Nip(k) is equivalent to x = Pop(), Drop(k), Push(x). |
417 inline void Nip(int num_dropped); | 417 inline void Nip(int num_dropped); |
418 | 418 |
| 419 inline void SetTypeForLocalAt(int index, NumberInfo info); |
| 420 |
419 private: | 421 private: |
420 static const int kLocal0Offset = JavaScriptFrameConstants::kLocal0Offset; | 422 static const int kLocal0Offset = JavaScriptFrameConstants::kLocal0Offset; |
421 static const int kFunctionOffset = JavaScriptFrameConstants::kFunctionOffset; | 423 static const int kFunctionOffset = JavaScriptFrameConstants::kFunctionOffset; |
422 static const int kContextOffset = StandardFrameConstants::kContextOffset; | 424 static const int kContextOffset = StandardFrameConstants::kContextOffset; |
423 | 425 |
424 static const int kHandlerSize = StackHandlerConstants::kSize / kPointerSize; | 426 static const int kHandlerSize = StackHandlerConstants::kSize / kPointerSize; |
425 static const int kPreallocatedElements = 5 + 8; // 8 expression stack slots. | 427 static const int kPreallocatedElements = 5 + 8; // 8 expression stack slots. |
426 | 428 |
427 ZoneList<FrameElement> elements_; | 429 ZoneList<FrameElement> elements_; |
428 | 430 |
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561 | 563 |
562 // Classes that need raw access to the elements_ array. | 564 // Classes that need raw access to the elements_ array. |
563 friend class DeferredCode; | 565 friend class DeferredCode; |
564 friend class JumpTarget; | 566 friend class JumpTarget; |
565 }; | 567 }; |
566 | 568 |
567 | 569 |
568 } } // namespace v8::internal | 570 } } // namespace v8::internal |
569 | 571 |
570 #endif // V8_X64_VIRTUAL_FRAME_X64_H_ | 572 #endif // V8_X64_VIRTUAL_FRAME_X64_H_ |
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