sla@5237: /* sla@5237: * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. sla@5237: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. sla@5237: * sla@5237: * This code is free software; you can redistribute it and/or modify it sla@5237: * under the terms of the GNU General Public License version 2 only, as sla@5237: * published by the Free Software Foundation. sla@5237: * sla@5237: * This code is distributed in the hope that it will be useful, but WITHOUT sla@5237: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or sla@5237: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License sla@5237: * version 2 for more details (a copy is included in the LICENSE file that sla@5237: * accompanied this code). sla@5237: * sla@5237: * You should have received a copy of the GNU General Public License version sla@5237: * 2 along with this work; if not, write to the Free Software Foundation, sla@5237: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. sla@5237: * sla@5237: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA sla@5237: * or visit www.oracle.com if you need additional information or have any sla@5237: * questions. sla@5237: * sla@5237: */ sla@5237: sla@5237: #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP sla@5237: #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP sla@5237: sla@5237: #include "memory/allocation.hpp" ehelin@6420: #include "memory/metaspaceChunkFreeListSummary.hpp" sla@5237: sla@5237: class VirtualSpaceSummary : public StackObj { sla@5237: HeapWord* _start; sla@5237: HeapWord* _committed_end; sla@5237: HeapWord* _reserved_end; sla@5237: public: sla@5237: VirtualSpaceSummary() : sla@5237: _start(NULL), _committed_end(NULL), _reserved_end(NULL) { } sla@5237: VirtualSpaceSummary(HeapWord* start, HeapWord* committed_end, HeapWord* reserved_end) : sla@5237: _start(start), _committed_end(committed_end), _reserved_end(reserved_end) { } sla@5237: sla@5237: HeapWord* start() const { return _start; } sla@5237: HeapWord* committed_end() const { return _committed_end; } sla@5237: HeapWord* reserved_end() const { return _reserved_end; } sla@5237: size_t committed_size() const { return (uintptr_t)_committed_end - (uintptr_t)_start; } sla@5237: size_t reserved_size() const { return (uintptr_t)_reserved_end - (uintptr_t)_start; } sla@5237: }; sla@5237: sla@5237: class SpaceSummary : public StackObj { sla@5237: HeapWord* _start; sla@5237: HeapWord* _end; sla@5237: size_t _used; sla@5237: public: sla@5237: SpaceSummary() : sla@5237: _start(NULL), _end(NULL), _used(0) { } sla@5237: SpaceSummary(HeapWord* start, HeapWord* end, size_t used) : sla@5237: _start(start), _end(end), _used(used) { } sla@5237: sla@5237: HeapWord* start() const { return _start; } sla@5237: HeapWord* end() const { return _end; } sla@5237: size_t used() const { return _used; } sla@5237: size_t size() const { return (uintptr_t)_end - (uintptr_t)_start; } sla@5237: }; sla@5237: sla@5237: class MetaspaceSizes : public StackObj { ehelin@6608: size_t _committed; sla@5237: size_t _used; sla@5237: size_t _reserved; sla@5237: sla@5237: public: ehelin@6608: MetaspaceSizes() : _committed(0), _used(0), _reserved(0) {} ehelin@6608: MetaspaceSizes(size_t committed, size_t used, size_t reserved) : ehelin@6608: _committed(committed), _used(used), _reserved(reserved) {} sla@5237: ehelin@6608: size_t committed() const { return _committed; } sla@5237: size_t used() const { return _used; } sla@5237: size_t reserved() const { return _reserved; } sla@5237: }; sla@5237: sla@5237: class GCHeapSummary; sla@5237: class PSHeapSummary; sla@5237: sla@5237: class GCHeapSummaryVisitor { sla@5237: public: sla@5237: virtual void visit(const GCHeapSummary* heap_summary) const = 0; sla@5237: virtual void visit(const PSHeapSummary* heap_summary) const {} sla@5237: }; sla@5237: sla@5237: class GCHeapSummary : public StackObj { sla@5237: VirtualSpaceSummary _heap; sla@5237: size_t _used; sla@5237: sla@5237: public: sla@5237: GCHeapSummary() : sla@5237: _heap(), _used(0) { } sla@5237: GCHeapSummary(VirtualSpaceSummary& heap_space, size_t used) : sla@5237: _heap(heap_space), _used(used) { } sla@5237: sla@5237: const VirtualSpaceSummary& heap() const { return _heap; } sla@5237: size_t used() const { return _used; } sla@5237: sla@5237: virtual void accept(GCHeapSummaryVisitor* visitor) const { sla@5237: visitor->visit(this); sla@5237: } sla@5237: }; sla@5237: sla@5237: class PSHeapSummary : public GCHeapSummary { sla@5237: VirtualSpaceSummary _old; sla@5237: SpaceSummary _old_space; sla@5237: VirtualSpaceSummary _young; sla@5237: SpaceSummary _eden; sla@5237: SpaceSummary _from; sla@5237: SpaceSummary _to; sla@5237: public: sla@5237: PSHeapSummary(VirtualSpaceSummary& heap_space, size_t heap_used, VirtualSpaceSummary old, SpaceSummary old_space, VirtualSpaceSummary young, SpaceSummary eden, SpaceSummary from, SpaceSummary to) : sla@5237: GCHeapSummary(heap_space, heap_used), _old(old), _old_space(old_space), _young(young), _eden(eden), _from(from), _to(to) { } sla@5237: const VirtualSpaceSummary& old() const { return _old; } sla@5237: const SpaceSummary& old_space() const { return _old_space; } sla@5237: const VirtualSpaceSummary& young() const { return _young; } sla@5237: const SpaceSummary& eden() const { return _eden; } sla@5237: const SpaceSummary& from() const { return _from; } sla@5237: const SpaceSummary& to() const { return _to; } sla@5237: sla@5237: virtual void accept(GCHeapSummaryVisitor* visitor) const { sla@5237: visitor->visit(this); sla@5237: } sla@5237: }; sla@5237: sla@5237: class MetaspaceSummary : public StackObj { ehelin@6416: size_t _capacity_until_GC; sla@5237: MetaspaceSizes _meta_space; sla@5237: MetaspaceSizes _data_space; sla@5237: MetaspaceSizes _class_space; ehelin@6420: MetaspaceChunkFreeListSummary _metaspace_chunk_free_list_summary; ehelin@6420: MetaspaceChunkFreeListSummary _class_chunk_free_list_summary; sla@5237: sla@5237: public: ehelin@6420: MetaspaceSummary() : ehelin@6420: _capacity_until_GC(0), ehelin@6420: _meta_space(), ehelin@6420: _data_space(), ehelin@6420: _class_space(), ehelin@6420: _metaspace_chunk_free_list_summary(), ehelin@6420: _class_chunk_free_list_summary() ehelin@6420: {} ehelin@6420: MetaspaceSummary(size_t capacity_until_GC, ehelin@6420: const MetaspaceSizes& meta_space, ehelin@6420: const MetaspaceSizes& data_space, ehelin@6420: const MetaspaceSizes& class_space, ehelin@6420: const MetaspaceChunkFreeListSummary& metaspace_chunk_free_list_summary, ehelin@6420: const MetaspaceChunkFreeListSummary& class_chunk_free_list_summary) : ehelin@6420: _capacity_until_GC(capacity_until_GC), ehelin@6420: _meta_space(meta_space), ehelin@6420: _data_space(data_space), ehelin@6420: _class_space(class_space), ehelin@6420: _metaspace_chunk_free_list_summary(metaspace_chunk_free_list_summary), ehelin@6420: _class_chunk_free_list_summary(class_chunk_free_list_summary) ehelin@6420: {} sla@5237: ehelin@6416: size_t capacity_until_GC() const { return _capacity_until_GC; } sla@5237: const MetaspaceSizes& meta_space() const { return _meta_space; } sla@5237: const MetaspaceSizes& data_space() const { return _data_space; } sla@5237: const MetaspaceSizes& class_space() const { return _class_space; } ehelin@6420: ehelin@6420: const MetaspaceChunkFreeListSummary& metaspace_chunk_free_list_summary() const { ehelin@6420: return _metaspace_chunk_free_list_summary; ehelin@6420: } ehelin@6420: ehelin@6420: const MetaspaceChunkFreeListSummary& class_chunk_free_list_summary() const { ehelin@6420: return _class_chunk_free_list_summary; ehelin@6420: } ehelin@6420: sla@5237: }; sla@5237: sla@5237: #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCHEAPSUMMARY_HPP