1 /* 2 * Copyright (c) 2000, 2006, 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 bool OneContigSpaceCardGeneration::is_in(const void* p) const { 26 return the_space()->is_in(p); 27 } 28 29 30 WaterMark OneContigSpaceCardGeneration::top_mark() { 31 return the_space()->top_mark(); 32 } 33 34 CompactibleSpace* 35 OneContigSpaceCardGeneration::first_compaction_space() const { 36 return the_space(); 37 } 38 39 HeapWord* OneContigSpaceCardGeneration::allocate(size_t word_size, 40 bool is_tlab) { 41 assert(!is_tlab, "OneContigSpaceCardGeneration does not support TLAB allocation"); 42 return the_space()->allocate(word_size); 43 } 44 45 HeapWord* OneContigSpaceCardGeneration::par_allocate(size_t word_size, 46 bool is_tlab) { 47 assert(!is_tlab, "OneContigSpaceCardGeneration does not support TLAB allocation"); 48 return the_space()->par_allocate(word_size); 49 } 50 51 WaterMark OneContigSpaceCardGeneration::bottom_mark() { 52 return the_space()->bottom_mark(); 53 } 54 55 size_t OneContigSpaceCardGeneration::block_size(const HeapWord* addr) const { 56 if (addr < the_space()->top()) return oop(addr)->size(); 57 else { 58 assert(addr == the_space()->top(), "non-block head arg to block_size"); 59 return the_space()->_end - the_space()->top(); 60 } 61 } 62 63 bool OneContigSpaceCardGeneration::block_is_obj(const HeapWord* addr) const { 64 return addr < the_space()->top(); 65 }