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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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547 Object** parameters_limit = &Memory::Object_at( | 547 Object** parameters_limit = &Memory::Object_at( |
548 fp() + JavaScriptFrameConstants::kFunctionOffset - slot_space); | 548 fp() + JavaScriptFrameConstants::kFunctionOffset - slot_space); |
549 | 549 |
550 // Visit the parameters that may be on top of the saved registers. | 550 // Visit the parameters that may be on top of the saved registers. |
551 if (safepoint_entry.argument_count() > 0) { | 551 if (safepoint_entry.argument_count() > 0) { |
552 v->VisitPointers(parameters_base, | 552 v->VisitPointers(parameters_base, |
553 parameters_base + safepoint_entry.argument_count()); | 553 parameters_base + safepoint_entry.argument_count()); |
554 parameters_base += safepoint_entry.argument_count(); | 554 parameters_base += safepoint_entry.argument_count(); |
555 } | 555 } |
556 | 556 |
| 557 if (safepoint_entry.has_doubles()) { |
| 558 parameters_base += DwVfpRegister::kNumAllocatableRegisters * |
| 559 kDoubleSize / kPointerSize; |
| 560 } |
| 561 |
557 // Visit the registers that contain pointers if any. | 562 // Visit the registers that contain pointers if any. |
558 if (safepoint_entry.HasRegisters()) { | 563 if (safepoint_entry.HasRegisters()) { |
559 for (int i = kNumSafepointRegisters - 1; i >=0; i--) { | 564 for (int i = kNumSafepointRegisters - 1; i >=0; i--) { |
560 if (safepoint_entry.HasRegisterAt(i)) { | 565 if (safepoint_entry.HasRegisterAt(i)) { |
561 int reg_stack_index = MacroAssembler::SafepointRegisterStackIndex(i); | 566 int reg_stack_index = MacroAssembler::SafepointRegisterStackIndex(i); |
562 v->VisitPointer(parameters_base + reg_stack_index); | 567 v->VisitPointer(parameters_base + reg_stack_index); |
563 } | 568 } |
564 } | 569 } |
565 // Skip the words containing the register values. | 570 // Skip the words containing the register values. |
566 parameters_base += kNumSafepointRegisters; | 571 parameters_base += kNumSafepointRegisters; |
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1217 ZoneList<StackFrame*> list(10); | 1222 ZoneList<StackFrame*> list(10); |
1218 for (StackFrameIterator it; !it.done(); it.Advance()) { | 1223 for (StackFrameIterator it; !it.done(); it.Advance()) { |
1219 StackFrame* frame = AllocateFrameCopy(it.frame()); | 1224 StackFrame* frame = AllocateFrameCopy(it.frame()); |
1220 list.Add(frame); | 1225 list.Add(frame); |
1221 } | 1226 } |
1222 return list.ToVector(); | 1227 return list.ToVector(); |
1223 } | 1228 } |
1224 | 1229 |
1225 | 1230 |
1226 } } // namespace v8::internal | 1231 } } // namespace v8::internal |
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