1 /* 2 * Copyright (c) 2018, 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 25 #ifndef SHARE_VM_MEMORY_HEAPSHARED_INLINE_HPP 26 #define SHARE_VM_MEMORY_HEAPSHARED_INLINE_HPP 27 28 #include "oops/compressedOops.inline.hpp" 29 #include "memory/heapShared.hpp" 30 31 #if INCLUDE_CDS_JAVA_HEAP 32 33 inline oop HeapShared::decode_not_null(narrowOop v) { 34 assert(!CompressedOops::is_null(v), "narrow oop value can never be zero"); 35 oop result = (oop)(void*)((uintptr_t)_narrow_oop_base + ((uintptr_t)v << _narrow_oop_shift)); 36 assert(check_obj_alignment(result), "address not aligned: " INTPTR_FORMAT, p2i((void*) result)); 37 return result; 38 } 39 40 #endif 41 42 #endif // SHARE_VM_MEMORY_HEAPSHARED_INLINE_HPP