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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_DEBUG_DEBUG_H_ | 5 #ifndef V8_DEBUG_DEBUG_H_ |
| 6 #define V8_DEBUG_DEBUG_H_ | 6 #define V8_DEBUG_DEBUG_H_ |
| 7 | 7 |
| 8 #include "src/allocation.h" | 8 #include "src/allocation.h" |
| 9 #include "src/arguments.h" | 9 #include "src/arguments.h" |
| 10 #include "src/assembler.h" | 10 #include "src/assembler.h" |
| 11 #include "src/base/atomicops.h" | 11 #include "src/base/atomicops.h" |
| 12 #include "src/base/hashmap.h" | 12 #include "src/base/hashmap.h" |
| 13 #include "src/base/platform/platform.h" | 13 #include "src/base/platform/platform.h" |
| 14 #include "src/debug/liveedit.h" | |
| 15 #include "src/execution.h" | 14 #include "src/execution.h" |
| 16 #include "src/factory.h" | 15 #include "src/factory.h" |
| 17 #include "src/flags.h" | 16 #include "src/flags.h" |
| 18 #include "src/frames.h" | 17 #include "src/frames.h" |
| 18 #include "src/globals.h" |
| 19 #include "src/runtime/runtime.h" | 19 #include "src/runtime/runtime.h" |
| 20 #include "src/source-position-table.h" | 20 #include "src/source-position-table.h" |
| 21 #include "src/string-stream.h" | 21 #include "src/string-stream.h" |
| 22 #include "src/v8threads.h" | 22 #include "src/v8threads.h" |
| 23 | 23 |
| 24 #include "include/v8-debug.h" | 24 #include "include/v8-debug.h" |
| 25 | 25 |
| 26 namespace v8 { | 26 namespace v8 { |
| 27 namespace internal { | 27 namespace internal { |
| 28 | 28 |
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| 482 BreakPositionAlignment position_aligment); | 482 BreakPositionAlignment position_aligment); |
| 483 | 483 |
| 484 // Check whether a global object is the debug global object. | 484 // Check whether a global object is the debug global object. |
| 485 bool IsDebugGlobal(JSGlobalObject* global); | 485 bool IsDebugGlobal(JSGlobalObject* global); |
| 486 | 486 |
| 487 // Check whether this frame is just about to return. | 487 // Check whether this frame is just about to return. |
| 488 bool IsBreakAtReturn(JavaScriptFrame* frame); | 488 bool IsBreakAtReturn(JavaScriptFrame* frame); |
| 489 | 489 |
| 490 // Support for LiveEdit | 490 // Support for LiveEdit |
| 491 void FramesHaveBeenDropped(StackFrame::Id new_break_frame_id, | 491 void FramesHaveBeenDropped(StackFrame::Id new_break_frame_id, |
| 492 LiveEdit::FrameDropMode mode); | 492 LiveEditFrameDropMode mode); |
| 493 | 493 |
| 494 // Threading support. | 494 // Threading support. |
| 495 char* ArchiveDebug(char* to); | 495 char* ArchiveDebug(char* to); |
| 496 char* RestoreDebug(char* from); | 496 char* RestoreDebug(char* from); |
| 497 static int ArchiveSpacePerThread(); | 497 static int ArchiveSpacePerThread(); |
| 498 void FreeThreadResources() { } | 498 void FreeThreadResources() { } |
| 499 void Iterate(ObjectVisitor* v); | 499 void Iterate(ObjectVisitor* v); |
| 500 | 500 |
| 501 bool CheckExecutionState(int id) { | 501 bool CheckExecutionState(int id) { |
| 502 return is_active() && !debug_context().is_null() && break_id() != 0 && | 502 return is_active() && !debug_context().is_null() && break_id() != 0 && |
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| 697 int last_statement_position_; | 697 int last_statement_position_; |
| 698 | 698 |
| 699 // Frame pointer from last step next or step frame action. | 699 // Frame pointer from last step next or step frame action. |
| 700 Address last_fp_; | 700 Address last_fp_; |
| 701 | 701 |
| 702 // Frame pointer of the target frame we want to arrive at. | 702 // Frame pointer of the target frame we want to arrive at. |
| 703 Address target_fp_; | 703 Address target_fp_; |
| 704 | 704 |
| 705 // Stores the way how LiveEdit has patched the stack. It is used when | 705 // Stores the way how LiveEdit has patched the stack. It is used when |
| 706 // debugger returns control back to user script. | 706 // debugger returns control back to user script. |
| 707 LiveEdit::FrameDropMode frame_drop_mode_; | 707 LiveEditFrameDropMode frame_drop_mode_; |
| 708 | 708 |
| 709 // Value of accumulator in interpreter frames. In non-interpreter frames | 709 // Value of accumulator in interpreter frames. In non-interpreter frames |
| 710 // this value will be the hole. | 710 // this value will be the hole. |
| 711 Handle<Object> return_value_; | 711 Handle<Object> return_value_; |
| 712 | 712 |
| 713 Object* suspended_generator_; | 713 Object* suspended_generator_; |
| 714 }; | 714 }; |
| 715 | 715 |
| 716 // Storage location for registers when handling debug break calls | 716 // Storage location for registers when handling debug break calls |
| 717 ThreadLocal thread_local_; | 717 ThreadLocal thread_local_; |
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| 821 Handle<Code> code); | 821 Handle<Code> code); |
| 822 static bool DebugBreakSlotIsPatched(Address pc); | 822 static bool DebugBreakSlotIsPatched(Address pc); |
| 823 static void ClearDebugBreakSlot(Isolate* isolate, Address pc); | 823 static void ClearDebugBreakSlot(Isolate* isolate, Address pc); |
| 824 }; | 824 }; |
| 825 | 825 |
| 826 | 826 |
| 827 } // namespace internal | 827 } // namespace internal |
| 828 } // namespace v8 | 828 } // namespace v8 |
| 829 | 829 |
| 830 #endif // V8_DEBUG_DEBUG_H_ | 830 #endif // V8_DEBUG_DEBUG_H_ |
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