1 /* 2 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #ifndef SHARE_GC_Z_ZHEAP_INLINE_HPP 25 #define SHARE_GC_Z_ZHEAP_INLINE_HPP 26 27 #include "gc/z/zAddress.inline.hpp" 28 #include "gc/z/zHeap.hpp" 29 #include "gc/z/zMark.inline.hpp" 30 #include "gc/z/zOop.inline.hpp" 31 #include "gc/z/zPage.inline.hpp" 32 #include "gc/z/zPageTable.inline.hpp" 33 #include "gc/z/zUtils.inline.hpp" 34 #include "utilities/debug.hpp" 35 36 inline ZHeap* ZHeap::heap() { 37 assert(_heap != NULL, "Not initialized"); 38 return _heap; 39 } 40 41 inline ReferenceDiscoverer* ZHeap::reference_discoverer() { 42 return &_reference_processor; 43 } 44 45 inline bool ZHeap::is_relocating(uintptr_t addr) const { 46 return _pagetable.is_relocating(addr); 47 } 48 49 inline bool ZHeap::is_object_live(uintptr_t addr) const { 50 ZPage* page = _pagetable.get(addr); 51 return page->is_object_live(addr); 52 } 53 54 inline bool ZHeap::is_object_strongly_live(uintptr_t addr) const { 55 ZPage* page = _pagetable.get(addr); 56 return page->is_object_strongly_live(addr); 57 } 58 59 template <bool finalizable, bool publish> 60 inline void ZHeap::mark_object(uintptr_t addr) { 61 assert(ZGlobalPhase == ZPhaseMark, "Mark not allowed"); 62 _mark.mark_object<finalizable, publish>(addr); 63 } 64 65 inline uintptr_t ZHeap::alloc_tlab(size_t size) { 66 guarantee(size <= max_tlab_size(), "TLAB too large"); 67 return _object_allocator.alloc_object(size); 68 } 69 70 inline uintptr_t ZHeap::alloc_object(size_t size) { 71 uintptr_t addr = _object_allocator.alloc_object(size); 72 assert(ZAddress::is_good_or_null(addr), "Bad address"); 73 74 if (addr == 0) { 75 out_of_memory(); 76 } 77 78 return addr; 79 } 80 81 inline uintptr_t ZHeap::alloc_object_for_relocation(size_t size) { 82 uintptr_t addr = _object_allocator.alloc_object_for_relocation(size); 83 assert(ZAddress::is_good_or_null(addr), "Bad address"); 84 return addr; 85 } 86 87 inline void ZHeap::undo_alloc_object_for_relocation(uintptr_t addr, size_t size) { 88 ZPage* const page = _pagetable.get(addr); 89 _object_allocator.undo_alloc_object_for_relocation(page, addr, size); 90 } 91 92 inline void ZHeap::check_out_of_memory() { 93 _page_allocator.check_out_of_memory(); 94 } 95 96 inline bool ZHeap::is_oop(oop object) const { 97 return ZOop::is_good(object); 98 } 99 100 #endif // SHARE_GC_Z_ZHEAP_INLINE_HPP