annotate src/share/vm/runtime/stackValueCollection.hpp @ 1250:3f5b7efb9642

6920293: OptimizeStringConcat causing core dumps Reviewed-by: kvn, twisti
author never
date Fri, 05 Feb 2010 11:07:40 -0800
parents a61af66fc99e
children c18cbe5936b8
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1 /*
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2 * Copyright 2001-2002 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 StackValueCollection : public ResourceObj {
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26 private:
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27 GrowableArray<StackValue*>* _values;
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28
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29 public:
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30 StackValueCollection() { _values = new GrowableArray<StackValue*>(); }
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31 StackValueCollection(int length) { _values = new GrowableArray<StackValue*>(length); }
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32
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33 void add(StackValue *val) const { _values->push(val); }
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34 int size() const { return _values->length(); }
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35 bool is_empty() const { return (size() == 0); }
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36 StackValue* at(int i) const { return _values->at(i); }
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37
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38 // Get typed locals/expressions
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39 jint int_at(int slot) const;
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40 jlong long_at(int slot) const;
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41 Handle obj_at(int slot) const;
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42 jfloat float_at(int slot) const;
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43 jdouble double_at(int slot) const;
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44
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45 // Set typed locals/expressions
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46 void set_int_at(int slot, jint value);
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47 void set_long_at(int slot, jlong value);
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48 void set_obj_at(int slot, Handle value);
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49 void set_float_at(int slot, jfloat value);
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50 void set_double_at(int slot, jdouble value);
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51
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52 void print();
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53 };