annotate src/share/vm/gc_implementation/parallelScavenge/vmPSOperations.hpp @ 271:818a18cd69a8

6730514: assertion failure in mangling code when expanding by 0 bytes Summary: An expansion by 0 bytes was not anticipated when the assertion was composed. Reviewed-by: jjh, jcoomes, apetrusenko
author jmasa
date Wed, 30 Jul 2008 11:54:00 -0700
parents a61af66fc99e
children c18cbe5936b8
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1 /*
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2 * Copyright (c) 2007 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 class VM_ParallelGCFailedAllocation: public VM_GC_Operation {
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26 private:
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27 size_t _size;
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28 bool _is_tlab;
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29 HeapWord* _result;
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30
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31 public:
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32 VM_ParallelGCFailedAllocation(size_t size, bool is_tlab,
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33 unsigned int gc_count);
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34
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35 virtual VMOp_Type type() const {
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36 return VMOp_ParallelGCFailedAllocation;
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37 }
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38 virtual void doit();
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39
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40 HeapWord* result() const { return _result; }
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41 };
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42
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43 class VM_ParallelGCFailedPermanentAllocation: public VM_GC_Operation {
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44 private:
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45 size_t _size;
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46 HeapWord* _result;
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47
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48 public:
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49 VM_ParallelGCFailedPermanentAllocation(size_t size,
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50 unsigned int gc_count,
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51 unsigned int full_gc_count);
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52 virtual VMOp_Type type() const {
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53 return VMOp_ParallelGCFailedPermanentAllocation;
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54 }
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55 virtual void doit();
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56 HeapWord* result() const { return _result; }
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57 };
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58
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59 class VM_ParallelGCSystemGC: public VM_GC_Operation {
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60 public:
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61 VM_ParallelGCSystemGC(unsigned int gc_count, unsigned int full_gc_count,
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62 GCCause::Cause gc_cause);
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63 virtual VMOp_Type type() const { return VMOp_ParallelGCSystemGC; }
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64 virtual void doit();
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65 };