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Issue 6532091: Merge bleeding_edge revision (5922, 5934] to isolates branch.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/experimental/isolates/
Patch Set: '' Created 9 years, 10 months ago
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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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301 JSFunction* function); 301 JSFunction* function);
302 302
303 void* operator new(size_t size, uint32_t frame_size) { 303 void* operator new(size_t size, uint32_t frame_size) {
304 return malloc(size + frame_size); 304 return malloc(size + frame_size);
305 } 305 }
306 306
307 void operator delete(void* description) { 307 void operator delete(void* description) {
308 free(description); 308 free(description);
309 } 309 }
310 310
311 uint32_t GetFrameSize() const { return frame_size_; } 311 intptr_t GetFrameSize() const { return frame_size_; }
312 312
313 JSFunction* GetFunction() const { return function_; } 313 JSFunction* GetFunction() const { return function_; }
314 314
315 unsigned GetOffsetFromSlotIndex(Deoptimizer* deoptimizer, int slot_index); 315 unsigned GetOffsetFromSlotIndex(Deoptimizer* deoptimizer, int slot_index);
316 316
317 uint32_t GetFrameSlot(unsigned offset) { 317 intptr_t GetFrameSlot(unsigned offset) {
318 return *GetFrameSlotPointer(offset); 318 return *GetFrameSlotPointer(offset);
319 } 319 }
320 320
321 double GetDoubleFrameSlot(unsigned offset) { 321 double GetDoubleFrameSlot(unsigned offset) {
322 return *reinterpret_cast<double*>(GetFrameSlotPointer(offset)); 322 return *reinterpret_cast<double*>(GetFrameSlotPointer(offset));
323 } 323 }
324 324
325 void SetFrameSlot(unsigned offset, uint32_t value) { 325 void SetFrameSlot(unsigned offset, intptr_t value) {
326 *GetFrameSlotPointer(offset) = value; 326 *GetFrameSlotPointer(offset) = value;
327 } 327 }
328 328
329 uint32_t GetRegister(unsigned n) const { 329 intptr_t GetRegister(unsigned n) const {
330 ASSERT(n < ARRAY_SIZE(registers_)); 330 ASSERT(n < ARRAY_SIZE(registers_));
331 return registers_[n]; 331 return registers_[n];
332 } 332 }
333 333
334 double GetDoubleRegister(unsigned n) const { 334 double GetDoubleRegister(unsigned n) const {
335 ASSERT(n < ARRAY_SIZE(double_registers_)); 335 ASSERT(n < ARRAY_SIZE(double_registers_));
336 return double_registers_[n]; 336 return double_registers_[n];
337 } 337 }
338 338
339 void SetRegister(unsigned n, uint32_t value) { 339 void SetRegister(unsigned n, intptr_t value) {
340 ASSERT(n < ARRAY_SIZE(registers_)); 340 ASSERT(n < ARRAY_SIZE(registers_));
341 registers_[n] = value; 341 registers_[n] = value;
342 } 342 }
343 343
344 void SetDoubleRegister(unsigned n, double value) { 344 void SetDoubleRegister(unsigned n, double value) {
345 ASSERT(n < ARRAY_SIZE(double_registers_)); 345 ASSERT(n < ARRAY_SIZE(double_registers_));
346 double_registers_[n] = value; 346 double_registers_[n] = value;
347 } 347 }
348 348
349 uint32_t GetTop() const { return top_; } 349 intptr_t GetTop() const { return top_; }
350 void SetTop(uint32_t top) { top_ = top; } 350 void SetTop(intptr_t top) { top_ = top; }
351 351
352 uint32_t GetPc() const { return pc_; } 352 intptr_t GetPc() const { return pc_; }
353 void SetPc(uint32_t pc) { pc_ = pc; } 353 void SetPc(intptr_t pc) { pc_ = pc; }
354 354
355 uint32_t GetFp() const { return fp_; } 355 intptr_t GetFp() const { return fp_; }
356 void SetFp(uint32_t fp) { fp_ = fp; } 356 void SetFp(intptr_t fp) { fp_ = fp; }
357 357
358 Smi* GetState() const { return state_; } 358 Smi* GetState() const { return state_; }
359 void SetState(Smi* state) { state_ = state; } 359 void SetState(Smi* state) { state_ = state; }
360 360
361 void SetContinuation(uint32_t pc) { continuation_ = pc; } 361 void SetContinuation(intptr_t pc) { continuation_ = pc; }
362 362
363 static int registers_offset() { 363 static int registers_offset() {
364 return OFFSET_OF(FrameDescription, registers_); 364 return OFFSET_OF(FrameDescription, registers_);
365 } 365 }
366 366
367 static int double_registers_offset() { 367 static int double_registers_offset() {
368 return OFFSET_OF(FrameDescription, double_registers_); 368 return OFFSET_OF(FrameDescription, double_registers_);
369 } 369 }
370 370
371 static int frame_size_offset() { 371 static int frame_size_offset() {
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384 return OFFSET_OF(FrameDescription, continuation_); 384 return OFFSET_OF(FrameDescription, continuation_);
385 } 385 }
386 386
387 static int frame_content_offset() { 387 static int frame_content_offset() {
388 return sizeof(FrameDescription); 388 return sizeof(FrameDescription);
389 } 389 }
390 390
391 private: 391 private:
392 static const uint32_t kZapUint32 = 0xbeeddead; 392 static const uint32_t kZapUint32 = 0xbeeddead;
393 393
394 uint32_t frame_size_; // Number of bytes. 394 uintptr_t frame_size_; // Number of bytes.
395 JSFunction* function_; 395 JSFunction* function_;
396 uint32_t registers_[Register::kNumRegisters]; 396 intptr_t registers_[Register::kNumRegisters];
397 double double_registers_[DoubleRegister::kNumAllocatableRegisters]; 397 double double_registers_[DoubleRegister::kNumAllocatableRegisters];
398 uint32_t top_; 398 intptr_t top_;
399 uint32_t pc_; 399 intptr_t pc_;
400 uint32_t fp_; 400 intptr_t fp_;
401 Smi* state_; 401 Smi* state_;
402 402
403 // Continuation is the PC where the execution continues after 403 // Continuation is the PC where the execution continues after
404 // deoptimizing. 404 // deoptimizing.
405 uint32_t continuation_; 405 intptr_t continuation_;
406 406
407 uint32_t* GetFrameSlotPointer(unsigned offset) { 407 intptr_t* GetFrameSlotPointer(unsigned offset) {
408 ASSERT(offset < frame_size_); 408 ASSERT(offset < frame_size_);
409 return reinterpret_cast<uint32_t*>( 409 return reinterpret_cast<intptr_t*>(
410 reinterpret_cast<Address>(this) + frame_content_offset() + offset); 410 reinterpret_cast<Address>(this) + frame_content_offset() + offset);
411 } 411 }
412 }; 412 };
413 413
414 414
415 class TranslationBuffer BASE_EMBEDDED { 415 class TranslationBuffer BASE_EMBEDDED {
416 public: 416 public:
417 TranslationBuffer() : contents_(256) { } 417 TranslationBuffer() : contents_(256) { }
418 418
419 int CurrentIndex() const { return contents_.length(); } 419 int CurrentIndex() const { return contents_.length(); }
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517 Handle<Code> code_; 517 Handle<Code> code_;
518 518
519 // Next pointer for linked list. 519 // Next pointer for linked list.
520 DeoptimizingCodeListNode* next_; 520 DeoptimizingCodeListNode* next_;
521 }; 521 };
522 522
523 523
524 } } // namespace v8::internal 524 } } // namespace v8::internal
525 525
526 #endif // V8_DEOPTIMIZER_H_ 526 #endif // V8_DEOPTIMIZER_H_
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