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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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| 306 Heap* heap, RelocInfo* rinfo) { | 306 Heap* heap, RelocInfo* rinfo) { |
| 307 ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode())); | 307 ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode())); |
| 308 Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address()); | 308 Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address()); |
| 309 // Monomorphic ICs are preserved when possible, but need to be flushed | 309 // Monomorphic ICs are preserved when possible, but need to be flushed |
| 310 // when they might be keeping a Context alive, or when the heap is about | 310 // when they might be keeping a Context alive, or when the heap is about |
| 311 // to be serialized. | 311 // to be serialized. |
| 312 if (FLAG_cleanup_code_caches_at_gc && target->is_inline_cache_stub() | 312 if (FLAG_cleanup_code_caches_at_gc && target->is_inline_cache_stub() |
| 313 && (target->ic_state() == MEGAMORPHIC || target->ic_state() == GENERIC || | 313 && (target->ic_state() == MEGAMORPHIC || target->ic_state() == GENERIC || |
| 314 target->ic_state() == POLYMORPHIC || heap->flush_monomorphic_ics() || | 314 target->ic_state() == POLYMORPHIC || heap->flush_monomorphic_ics() || |
| 315 Serializer::enabled() || target->ic_age() != heap->global_ic_age())) { | 315 Serializer::enabled() || target->ic_age() != heap->global_ic_age())) { |
| 316 IC::Clear(target->GetIsolate(), rinfo->pc()); | 316 IC::Clear(target->GetIsolate(), rinfo->pc(), |
| 317 rinfo->host()->constant_pool()); |
| 317 target = Code::GetCodeFromTargetAddress(rinfo->target_address()); | 318 target = Code::GetCodeFromTargetAddress(rinfo->target_address()); |
| 318 } | 319 } |
| 319 heap->mark_compact_collector()->RecordRelocSlot(rinfo, target); | 320 heap->mark_compact_collector()->RecordRelocSlot(rinfo, target); |
| 320 StaticVisitor::MarkObject(heap, target); | 321 StaticVisitor::MarkObject(heap, target); |
| 321 } | 322 } |
| 322 | 323 |
| 323 | 324 |
| 324 template<typename StaticVisitor> | 325 template<typename StaticVisitor> |
| 325 void StaticMarkingVisitor<StaticVisitor>::VisitCodeAgeSequence( | 326 void StaticMarkingVisitor<StaticVisitor>::VisitCodeAgeSequence( |
| 326 Heap* heap, RelocInfo* rinfo) { | 327 Heap* heap, RelocInfo* rinfo) { |
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| 940 RelocIterator it(this, mode_mask); | 941 RelocIterator it(this, mode_mask); |
| 941 for (; !it.done(); it.next()) { | 942 for (; !it.done(); it.next()) { |
| 942 it.rinfo()->template Visit<StaticVisitor>(heap); | 943 it.rinfo()->template Visit<StaticVisitor>(heap); |
| 943 } | 944 } |
| 944 } | 945 } |
| 945 | 946 |
| 946 | 947 |
| 947 } } // namespace v8::internal | 948 } } // namespace v8::internal |
| 948 | 949 |
| 949 #endif // V8_OBJECTS_VISITING_INL_H_ | 950 #endif // V8_OBJECTS_VISITING_INL_H_ |
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