author | pliden |
Mon, 18 Mar 2019 11:50:40 +0100 | |
changeset 54170 | 8f1771ea1e39 |
parent 54122 | 4b1426ed1c44 |
child 54375 | a5ce9300462f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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#ifndef SHARE_GC_Z_ZCOLLECTEDHEAP_HPP |
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#define SHARE_GC_Z_ZCOLLECTEDHEAP_HPP |
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#include "gc/shared/collectedHeap.hpp" |
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#include "gc/shared/softRefPolicy.hpp" |
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#include "gc/z/zBarrierSet.hpp" |
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#include "gc/z/zCollectorPolicy.hpp" |
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#include "gc/z/zDirector.hpp" |
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#include "gc/z/zDriver.hpp" |
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#include "gc/z/zInitialize.hpp" |
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#include "gc/z/zHeap.hpp" |
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#include "gc/z/zRuntimeWorkers.hpp" |
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#include "gc/z/zStat.hpp" |
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class ZCollectedHeap : public CollectedHeap { |
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friend class VMStructs; |
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private: |
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ZCollectorPolicy* _collector_policy; |
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SoftRefPolicy _soft_ref_policy; |
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ZBarrierSet _barrier_set; |
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ZInitialize _initialize; |
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ZHeap _heap; |
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ZDirector* _director; |
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ZDriver* _driver; |
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ZStat* _stat; |
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ZRuntimeWorkers _runtime_workers; |
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virtual HeapWord* allocate_new_tlab(size_t min_size, |
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size_t requested_size, |
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size_t* actual_size); |
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public: |
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static ZCollectedHeap* heap(); |
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ZCollectedHeap(ZCollectorPolicy* policy); |
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virtual Name kind() const; |
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virtual const char* name() const; |
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virtual jint initialize(); |
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virtual void initialize_serviceability(); |
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virtual void stop(); |
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virtual CollectorPolicy* collector_policy() const; |
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virtual SoftRefPolicy* soft_ref_policy(); |
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virtual size_t max_capacity() const; |
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virtual size_t capacity() const; |
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virtual size_t used() const; |
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virtual bool is_maximal_no_gc() const; |
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virtual bool is_in(const void* p) const; |
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virtual bool is_in_closed_subset(const void* p) const; |
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virtual HeapWord* mem_allocate(size_t size, bool* gc_overhead_limit_was_exceeded); |
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virtual MetaWord* satisfy_failed_metadata_allocation(ClassLoaderData* loader_data, |
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size_t size, |
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Metaspace::MetadataType mdtype); |
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virtual void collect(GCCause::Cause cause); |
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virtual void collect_as_vm_thread(GCCause::Cause cause); |
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virtual void do_full_collection(bool clear_all_soft_refs); |
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virtual bool supports_tlab_allocation() const; |
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virtual size_t tlab_capacity(Thread* thr) const; |
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virtual size_t tlab_used(Thread* thr) const; |
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virtual size_t max_tlab_size() const; |
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virtual size_t unsafe_max_tlab_alloc(Thread* thr) const; |
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virtual bool can_elide_tlab_store_barriers() const; |
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virtual bool can_elide_initializing_store_barrier(oop new_obj); |
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virtual bool card_mark_must_follow_store() const; |
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virtual GrowableArray<GCMemoryManager*> memory_managers(); |
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virtual GrowableArray<MemoryPool*> memory_pools(); |
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virtual void object_iterate(ObjectClosure* cl); |
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virtual void safe_object_iterate(ObjectClosure* cl); |
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virtual HeapWord* block_start(const void* addr) const; |
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virtual bool block_is_obj(const HeapWord* addr) const; |
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virtual void register_nmethod(nmethod* nm); |
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virtual void unregister_nmethod(nmethod* nm); |
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virtual void flush_nmethod(nmethod* nm); |
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virtual void verify_nmethod(nmethod* nmethod); |
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virtual WorkGang* get_safepoint_workers(); |
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virtual jlong millis_since_last_gc(); |
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virtual void gc_threads_do(ThreadClosure* tc) const; |
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virtual VirtualSpaceSummary create_heap_space_summary(); |
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virtual void safepoint_synchronize_begin(); |
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virtual void safepoint_synchronize_end(); |
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virtual void print_on(outputStream* st) const; |
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virtual void print_on_error(outputStream* st) const; |
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virtual void print_extended_on(outputStream* st) const; |
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virtual void print_gc_threads_on(outputStream* st) const; |
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virtual void print_tracing_info() const; |
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virtual void prepare_for_verify(); |
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virtual void verify(VerifyOption option /* ignored */); |
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virtual bool is_oop(oop object) const; |
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}; |
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#endif // SHARE_GC_Z_ZCOLLECTEDHEAP_HPP |