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annotate src/share/vm/ci/ciSignature.hpp @ 4001:5eb9169b1a14

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7092712: JSR 292: unloaded invokedynamic call sites can lead to a crash with signature types not on BCP Reviewed-by: jrose, never
author twisti
date Wed, 12 Oct 2011 21:00:13 -0700
parents ddd894528dbc
children 1d7922586cf6
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1 /*
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2 * Copyright (c) 1999, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_CI_CISIGNATURE_HPP
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26 #define SHARE_VM_CI_CISIGNATURE_HPP
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27
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28 #include "ci/ciClassList.hpp"
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29 #include "ci/ciSymbol.hpp"
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30 #include "utilities/globalDefinitions.hpp"
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31 #include "utilities/growableArray.hpp"
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32
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33 // ciSignature
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34 //
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35 // This class represents the signature of a method.
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36 class ciSignature : public ResourceObj {
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37 private:
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38 ciSymbol* _symbol;
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39 ciKlass* _accessing_klass;
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40
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41 GrowableArray<ciType*>* _types;
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42 int _size;
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43 int _count;
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44
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45 friend class ciMethod;
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46 friend class ciObjectFactory;
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47
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48 ciSignature(ciKlass* accessing_klass, constantPoolHandle cpool, ciSymbol* signature);
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49
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50 void get_all_klasses();
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51
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52 Symbol* get_symbol() const { return _symbol->get_symbol(); }
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53
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54 public:
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55 ciSymbol* as_symbol() const { return _symbol; }
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56 ciKlass* accessing_klass() const { return _accessing_klass; }
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58 ciType* return_type() const;
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59 ciType* type_at(int index) const;
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60
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61 int size() const { return _size; }
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62 int count() const { return _count; }
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63
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64 bool equals(ciSignature* that);
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65
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66 void print_signature();
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67 void print();
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68 };
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70 #endif // SHARE_VM_CI_CISIGNATURE_HPP