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Issue 561049: Using RelocInfo instead of DebuggerStatementStub (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 10 months ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 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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401 } 401 }
402 402
403 403
404 Object*& ExitFrame::code_slot() const { 404 Object*& ExitFrame::code_slot() const {
405 const int offset = ExitFrameConstants::kCodeOffset; 405 const int offset = ExitFrameConstants::kCodeOffset;
406 return Memory::Object_at(fp() + offset); 406 return Memory::Object_at(fp() + offset);
407 } 407 }
408 408
409 409
410 Code* ExitFrame::code() const { 410 Code* ExitFrame::code() const {
411 Object* code = code_slot(); 411 return Code::cast(code_slot());
412 if (code->IsSmi()) {
413 return Heap::debugger_statement_code();
414 } else {
415 return Code::cast(code);
416 }
417 } 412 }
418 413
419 414
420 void ExitFrame::ComputeCallerState(State* state) const { 415 void ExitFrame::ComputeCallerState(State* state) const {
421 // Setup the caller state. 416 // Setup the caller state.
422 state->sp = caller_sp(); 417 state->sp = caller_sp();
423 state->fp = Memory::Address_at(fp() + ExitFrameConstants::kCallerFPOffset); 418 state->fp = Memory::Address_at(fp() + ExitFrameConstants::kCallerFPOffset);
424 state->pc_address 419 state->pc_address
425 = reinterpret_cast<Address*>(fp() + ExitFrameConstants::kCallerPCOffset); 420 = reinterpret_cast<Address*>(fp() + ExitFrameConstants::kCallerPCOffset);
426 } 421 }
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748 reg_code[i++] = r; 743 reg_code[i++] = r;
749 744
750 ASSERT(i == kNumJSCallerSaved); 745 ASSERT(i == kNumJSCallerSaved);
751 } 746 }
752 ASSERT(0 <= n && n < kNumJSCallerSaved); 747 ASSERT(0 <= n && n < kNumJSCallerSaved);
753 return reg_code[n]; 748 return reg_code[n];
754 } 749 }
755 750
756 751
757 } } // namespace v8::internal 752 } } // namespace v8::internal
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