author | zgu |
Sun, 20 Jan 2019 12:20:37 -0500 | |
changeset 53407 | 690aed53fef0 |
parent 53244 | 9807daeb47c4 |
child 53815 | 46ce458df412 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, 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_VMSTRUCTS_Z_HPP |
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#define SHARE_GC_Z_VMSTRUCTS_Z_HPP |
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#include "gc/z/zAddressRangeMap.hpp" |
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#include "gc/z/zCollectedHeap.hpp" |
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#include "gc/z/zHeap.hpp" |
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#include "gc/z/zPageAllocator.hpp" |
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#include "gc/z/zPhysicalMemory.hpp" |
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#include "utilities/macros.hpp" |
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// Expose some ZGC globals to the SA agent. |
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class ZGlobalsForVMStructs { |
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static ZGlobalsForVMStructs _instance; |
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public: |
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static ZGlobalsForVMStructs* _instance_p; |
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ZGlobalsForVMStructs(); |
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uint32_t* _ZGlobalPhase; |
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uintptr_t* _ZAddressGoodMask; |
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uintptr_t* _ZAddressBadMask; |
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uintptr_t* _ZAddressWeakBadMask; |
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const int* _ZObjectAlignmentSmallShift; |
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const int* _ZObjectAlignmentSmall; |
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}; |
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typedef ZAddressRangeMap<ZPageTableEntry, ZPageSizeMinShift> ZAddressRangeMapForPageTable; |
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#define VM_STRUCTS_ZGC(nonstatic_field, volatile_nonstatic_field, static_field) \ |
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static_field(ZGlobalsForVMStructs, _instance_p, ZGlobalsForVMStructs*) \ |
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nonstatic_field(ZGlobalsForVMStructs, _ZGlobalPhase, uint32_t*) \ |
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nonstatic_field(ZGlobalsForVMStructs, _ZAddressGoodMask, uintptr_t*) \ |
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nonstatic_field(ZGlobalsForVMStructs, _ZAddressBadMask, uintptr_t*) \ |
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nonstatic_field(ZGlobalsForVMStructs, _ZAddressWeakBadMask, uintptr_t*) \ |
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nonstatic_field(ZGlobalsForVMStructs, _ZObjectAlignmentSmallShift, const int*) \ |
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nonstatic_field(ZGlobalsForVMStructs, _ZObjectAlignmentSmall, const int*) \ |
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\ |
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nonstatic_field(ZCollectedHeap, _heap, ZHeap) \ |
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nonstatic_field(ZHeap, _page_allocator, ZPageAllocator) \ |
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nonstatic_field(ZHeap, _pagetable, ZPageTable) \ |
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nonstatic_field(ZPage, _type, const uint8_t) \ |
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nonstatic_field(ZPage, _virtual, const ZVirtualMemory) \ |
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nonstatic_field(ZPage, _forwarding, ZForwardingTable) \ |
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nonstatic_field(ZPageAllocator, _physical, ZPhysicalMemoryManager) \ |
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nonstatic_field(ZPageAllocator, _used, size_t) \ |
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nonstatic_field(ZPageTable, _map, ZAddressRangeMapForPageTable) \ |
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nonstatic_field(ZAddressRangeMapForPageTable, _map, ZPageTableEntry* const) \ |
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nonstatic_field(ZVirtualMemory, _start, uintptr_t) \ |
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nonstatic_field(ZVirtualMemory, _end, uintptr_t) \ |
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nonstatic_field(ZForwardingTable, _table, ZForwardingTableEntry*) \ |
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nonstatic_field(ZForwardingTable, _size, size_t) \ |
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nonstatic_field(ZPhysicalMemoryManager, _max_capacity, const size_t) \ |
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nonstatic_field(ZPhysicalMemoryManager, _capacity, size_t) |
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#define VM_INT_CONSTANTS_ZGC(declare_constant, declare_constant_with_value) \ |
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declare_constant(ZPhaseRelocate) \ |
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declare_constant(ZPageTypeSmall) \ |
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declare_constant(ZPageTypeMedium) \ |
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declare_constant(ZPageTypeLarge) \ |
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declare_constant(ZObjectAlignmentMediumShift) \ |
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declare_constant(ZObjectAlignmentLargeShift) |
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#define VM_LONG_CONSTANTS_ZGC(declare_constant) \ |
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declare_constant(ZPageSizeSmallShift) \ |
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declare_constant(ZPageSizeMediumShift) \ |
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declare_constant(ZPageSizeMinShift) \ |
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declare_constant(ZAddressOffsetShift) \ |
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declare_constant(ZAddressOffsetBits) \ |
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declare_constant(ZAddressOffsetMask) \ |
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declare_constant(ZAddressSpaceStart) |
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#define VM_TYPES_ZGC(declare_type, declare_toplevel_type, declare_integer_type) \ |
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declare_toplevel_type(ZGlobalsForVMStructs) \ |
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declare_type(ZCollectedHeap, CollectedHeap) \ |
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declare_toplevel_type(ZHeap) \ |
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declare_toplevel_type(ZPage) \ |
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declare_toplevel_type(ZPageAllocator) \ |
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declare_toplevel_type(ZPageTable) \ |
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declare_toplevel_type(ZPageTableEntry) \ |
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declare_toplevel_type(ZAddressRangeMapForPageTable) \ |
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declare_toplevel_type(ZVirtualMemory) \ |
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declare_toplevel_type(ZForwardingTable) \ |
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declare_toplevel_type(ZForwardingTableEntry) \ |
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declare_toplevel_type(ZPhysicalMemoryManager) |
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#endif // SHARE_GC_Z_VMSTRUCTS_Z_HPP |