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Issue 223823002: Revert r20474 (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 8 months ago
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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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424 Handle<FixedArray> GetLoadedScripts(); 424 Handle<FixedArray> GetLoadedScripts();
425 425
426 // Record function from which eval was called. 426 // Record function from which eval was called.
427 static void RecordEvalCaller(Handle<Script> script); 427 static void RecordEvalCaller(Handle<Script> script);
428 428
429 // Garbage collection notifications. 429 // Garbage collection notifications.
430 void AfterGarbageCollection(); 430 void AfterGarbageCollection();
431 431
432 // Code generator routines. 432 // Code generator routines.
433 static void GenerateSlot(MacroAssembler* masm); 433 static void GenerateSlot(MacroAssembler* masm);
434 static void GenerateCallICStubDebugBreak(MacroAssembler* masm);
435 static void GenerateLoadICDebugBreak(MacroAssembler* masm); 434 static void GenerateLoadICDebugBreak(MacroAssembler* masm);
436 static void GenerateStoreICDebugBreak(MacroAssembler* masm); 435 static void GenerateStoreICDebugBreak(MacroAssembler* masm);
437 static void GenerateKeyedLoadICDebugBreak(MacroAssembler* masm); 436 static void GenerateKeyedLoadICDebugBreak(MacroAssembler* masm);
438 static void GenerateKeyedStoreICDebugBreak(MacroAssembler* masm); 437 static void GenerateKeyedStoreICDebugBreak(MacroAssembler* masm);
439 static void GenerateCompareNilICDebugBreak(MacroAssembler* masm); 438 static void GenerateCompareNilICDebugBreak(MacroAssembler* masm);
440 static void GenerateReturnDebugBreak(MacroAssembler* masm); 439 static void GenerateReturnDebugBreak(MacroAssembler* masm);
441 static void GenerateCallFunctionStubDebugBreak(MacroAssembler* masm); 440 static void GenerateCallFunctionStubDebugBreak(MacroAssembler* masm);
441 static void GenerateCallFunctionStubRecordDebugBreak(MacroAssembler* masm);
442 static void GenerateCallConstructStubDebugBreak(MacroAssembler* masm); 442 static void GenerateCallConstructStubDebugBreak(MacroAssembler* masm);
443 static void GenerateCallConstructStubRecordDebugBreak(MacroAssembler* masm); 443 static void GenerateCallConstructStubRecordDebugBreak(MacroAssembler* masm);
444 static void GenerateSlotDebugBreak(MacroAssembler* masm); 444 static void GenerateSlotDebugBreak(MacroAssembler* masm);
445 static void GeneratePlainReturnLiveEdit(MacroAssembler* masm); 445 static void GeneratePlainReturnLiveEdit(MacroAssembler* masm);
446 446
447 // FrameDropper is a code replacement for a JavaScript frame with possibly 447 // FrameDropper is a code replacement for a JavaScript frame with possibly
448 // several frames above. 448 // several frames above.
449 // There is no calling conventions here, because it never actually gets 449 // There is no calling conventions here, because it never actually gets
450 // called, it only gets returned to. 450 // called, it only gets returned to.
451 static void GenerateFrameDropperLiveEdit(MacroAssembler* masm); 451 static void GenerateFrameDropperLiveEdit(MacroAssembler* masm);
452 452
453 // Called from stub-cache.cc.
454 static void GenerateCallICDebugBreak(MacroAssembler* masm);
455
453 // Describes how exactly a frame has been dropped from stack. 456 // Describes how exactly a frame has been dropped from stack.
454 enum FrameDropMode { 457 enum FrameDropMode {
455 // No frame has been dropped. 458 // No frame has been dropped.
456 FRAMES_UNTOUCHED, 459 FRAMES_UNTOUCHED,
457 // The top JS frame had been calling IC stub. IC stub mustn't be called now. 460 // The top JS frame had been calling IC stub. IC stub mustn't be called now.
458 FRAME_DROPPED_IN_IC_CALL, 461 FRAME_DROPPED_IN_IC_CALL,
459 // The top JS frame had been calling debug break slot stub. Patch the 462 // The top JS frame had been calling debug break slot stub. Patch the
460 // address this stub jumps to in the end. 463 // address this stub jumps to in the end.
461 FRAME_DROPPED_IN_DEBUG_SLOT_CALL, 464 FRAME_DROPPED_IN_DEBUG_SLOT_CALL,
462 // The top JS frame had been calling some C++ function. The return address 465 // The top JS frame had been calling some C++ function. The return address
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1063 1066
1064 DISALLOW_COPY_AND_ASSIGN(MessageDispatchHelperThread); 1067 DISALLOW_COPY_AND_ASSIGN(MessageDispatchHelperThread);
1065 }; 1068 };
1066 1069
1067 1070
1068 } } // namespace v8::internal 1071 } } // namespace v8::internal
1069 1072
1070 #endif // ENABLE_DEBUGGER_SUPPORT 1073 #endif // ENABLE_DEBUGGER_SUPPORT
1071 1074
1072 #endif // V8_DEBUG_H_ 1075 #endif // V8_DEBUG_H_
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