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1 /*
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2 * Copyright 2000-2006 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 bool OneContigSpaceCardGeneration::is_in(const void* p) const {
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26 return the_space()->is_in(p);
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27 }
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28
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29
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30 WaterMark OneContigSpaceCardGeneration::top_mark() {
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31 return the_space()->top_mark();
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32 }
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33
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34 CompactibleSpace*
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35 OneContigSpaceCardGeneration::first_compaction_space() const {
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36 return the_space();
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37 }
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38
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39 HeapWord* OneContigSpaceCardGeneration::allocate(size_t word_size,
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40 bool is_tlab) {
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41 assert(!is_tlab, "OneContigSpaceCardGeneration does not support TLAB allocation");
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42 return the_space()->allocate(word_size);
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43 }
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44
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45 HeapWord* OneContigSpaceCardGeneration::par_allocate(size_t word_size,
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46 bool is_tlab) {
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47 assert(!is_tlab, "OneContigSpaceCardGeneration does not support TLAB allocation");
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48 return the_space()->par_allocate(word_size);
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49 }
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50
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51 WaterMark OneContigSpaceCardGeneration::bottom_mark() {
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52 return the_space()->bottom_mark();
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53 }
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54
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55 size_t OneContigSpaceCardGeneration::block_size(const HeapWord* addr) const {
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56 if (addr < the_space()->top()) return oop(addr)->size();
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57 else {
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58 assert(addr == the_space()->top(), "non-block head arg to block_size");
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59 return the_space()->_end - the_space()->top();
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60 }
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61 }
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62
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63 bool OneContigSpaceCardGeneration::block_is_obj(const HeapWord* addr) const {
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64 return addr < the_space()->top();
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65 }
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