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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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382 // A thread has a PerIsolateThreadData instance for each isolate that it has | 382 // A thread has a PerIsolateThreadData instance for each isolate that it has |
383 // entered. That instance is allocated when the isolate is initially entered | 383 // entered. That instance is allocated when the isolate is initially entered |
384 // and reused on subsequent entries. | 384 // and reused on subsequent entries. |
385 class PerIsolateThreadData { | 385 class PerIsolateThreadData { |
386 public: | 386 public: |
387 PerIsolateThreadData(Isolate* isolate, ThreadId thread_id) | 387 PerIsolateThreadData(Isolate* isolate, ThreadId thread_id) |
388 : isolate_(isolate), | 388 : isolate_(isolate), |
389 thread_id_(thread_id), | 389 thread_id_(thread_id), |
390 stack_limit_(0), | 390 stack_limit_(0), |
391 thread_state_(NULL), | 391 thread_state_(NULL), |
392 #if !defined(__arm__) && V8_TARGET_ARCH_ARM || \ | |
393 !defined(__aarch64__) && V8_TARGET_ARCH_A64 || \ | |
394 !defined(__mips__) && V8_TARGET_ARCH_MIPS | |
395 simulator_(NULL), | 392 simulator_(NULL), |
396 #endif | |
397 next_(NULL), | 393 next_(NULL), |
398 prev_(NULL) { } | 394 prev_(NULL) { } |
| 395 ~PerIsolateThreadData(); |
399 Isolate* isolate() const { return isolate_; } | 396 Isolate* isolate() const { return isolate_; } |
400 ThreadId thread_id() const { return thread_id_; } | 397 ThreadId thread_id() const { return thread_id_; } |
401 | 398 |
402 FIELD_ACCESSOR(uintptr_t, stack_limit) | 399 FIELD_ACCESSOR(uintptr_t, stack_limit) |
403 FIELD_ACCESSOR(ThreadState*, thread_state) | 400 FIELD_ACCESSOR(ThreadState*, thread_state) |
404 | |
405 #if !defined(__arm__) && V8_TARGET_ARCH_ARM || \ | |
406 !defined(__aarch64__) && V8_TARGET_ARCH_A64 || \ | |
407 !defined(__mips__) && V8_TARGET_ARCH_MIPS | |
408 FIELD_ACCESSOR(Simulator*, simulator) | 401 FIELD_ACCESSOR(Simulator*, simulator) |
409 #endif | |
410 | 402 |
411 bool Matches(Isolate* isolate, ThreadId thread_id) const { | 403 bool Matches(Isolate* isolate, ThreadId thread_id) const { |
412 return isolate_ == isolate && thread_id_.Equals(thread_id); | 404 return isolate_ == isolate && thread_id_.Equals(thread_id); |
413 } | 405 } |
414 | 406 |
415 private: | 407 private: |
416 Isolate* isolate_; | 408 Isolate* isolate_; |
417 ThreadId thread_id_; | 409 ThreadId thread_id_; |
418 uintptr_t stack_limit_; | 410 uintptr_t stack_limit_; |
419 ThreadState* thread_state_; | 411 ThreadState* thread_state_; |
420 | |
421 #if !defined(__arm__) && V8_TARGET_ARCH_ARM || \ | |
422 !defined(__aarch64__) && V8_TARGET_ARCH_A64 || \ | |
423 !defined(__mips__) && V8_TARGET_ARCH_MIPS | |
424 Simulator* simulator_; | 412 Simulator* simulator_; |
425 #endif | |
426 | 413 |
427 PerIsolateThreadData* next_; | 414 PerIsolateThreadData* next_; |
428 PerIsolateThreadData* prev_; | 415 PerIsolateThreadData* prev_; |
429 | 416 |
430 friend class Isolate; | 417 friend class Isolate; |
431 friend class ThreadDataTable; | 418 friend class ThreadDataTable; |
432 friend class EntryStackItem; | 419 friend class EntryStackItem; |
433 | 420 |
434 DISALLOW_COPY_AND_ASSIGN(PerIsolateThreadData); | 421 DISALLOW_COPY_AND_ASSIGN(PerIsolateThreadData); |
435 }; | 422 }; |
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1554 } | 1541 } |
1555 | 1542 |
1556 EmbeddedVector<char, 128> filename_; | 1543 EmbeddedVector<char, 128> filename_; |
1557 FILE* file_; | 1544 FILE* file_; |
1558 int scope_depth_; | 1545 int scope_depth_; |
1559 }; | 1546 }; |
1560 | 1547 |
1561 } } // namespace v8::internal | 1548 } } // namespace v8::internal |
1562 | 1549 |
1563 #endif // V8_ISOLATE_H_ | 1550 #endif // V8_ISOLATE_H_ |
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