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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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204 | 204 |
205 template<typename StaticVisitor> | 205 template<typename StaticVisitor> |
206 void StaticMarkingVisitor<StaticVisitor>::VisitCodeTarget( | 206 void StaticMarkingVisitor<StaticVisitor>::VisitCodeTarget( |
207 Heap* heap, RelocInfo* rinfo) { | 207 Heap* heap, RelocInfo* rinfo) { |
208 ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode())); | 208 ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode())); |
209 Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address()); | 209 Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address()); |
210 // Monomorphic ICs are preserved when possible, but need to be flushed | 210 // Monomorphic ICs are preserved when possible, but need to be flushed |
211 // when they might be keeping a Context alive, or when the heap is about | 211 // when they might be keeping a Context alive, or when the heap is about |
212 // to be serialized. | 212 // to be serialized. |
213 if (FLAG_cleanup_code_caches_at_gc && target->is_inline_cache_stub() | 213 if (FLAG_cleanup_code_caches_at_gc && target->is_inline_cache_stub() |
214 && (target->ic_state() == MEGAMORPHIC || heap->flush_monomorphic_ics() || | 214 && (target->ic_state() == MEGAMORPHIC || |
| 215 target->ic_state() == POLYMORPHIC || heap->flush_monomorphic_ics() || |
215 Serializer::enabled() || target->ic_age() != heap->global_ic_age())) { | 216 Serializer::enabled() || target->ic_age() != heap->global_ic_age())) { |
216 IC::Clear(rinfo->pc()); | 217 IC::Clear(rinfo->pc()); |
217 target = Code::GetCodeFromTargetAddress(rinfo->target_address()); | 218 target = Code::GetCodeFromTargetAddress(rinfo->target_address()); |
218 } | 219 } |
219 heap->mark_compact_collector()->RecordRelocSlot(rinfo, target); | 220 heap->mark_compact_collector()->RecordRelocSlot(rinfo, target); |
220 StaticVisitor::MarkObject(heap, target); | 221 StaticVisitor::MarkObject(heap, target); |
221 } | 222 } |
222 | 223 |
223 | 224 |
224 template<typename StaticVisitor> | 225 template<typename StaticVisitor> |
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679 RelocIterator it(this, mode_mask); | 680 RelocIterator it(this, mode_mask); |
680 for (; !it.done(); it.next()) { | 681 for (; !it.done(); it.next()) { |
681 it.rinfo()->template Visit<StaticVisitor>(heap); | 682 it.rinfo()->template Visit<StaticVisitor>(heap); |
682 } | 683 } |
683 } | 684 } |
684 | 685 |
685 | 686 |
686 } } // namespace v8::internal | 687 } } // namespace v8::internal |
687 | 688 |
688 #endif // V8_OBJECTS_VISITING_INL_H_ | 689 #endif // V8_OBJECTS_VISITING_INL_H_ |
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