1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/vm/ci/ciSignature.hpp Wed Apr 27 01:25:04 2016 +0800
1.3 @@ -0,0 +1,74 @@
1.4 +/*
1.5 + * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation.
1.11 + *
1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.15 + * version 2 for more details (a copy is included in the LICENSE file that
1.16 + * accompanied this code).
1.17 + *
1.18 + * You should have received a copy of the GNU General Public License version
1.19 + * 2 along with this work; if not, write to the Free Software Foundation,
1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.21 + *
1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.23 + * or visit www.oracle.com if you need additional information or have any
1.24 + * questions.
1.25 + *
1.26 + */
1.27 +
1.28 +#ifndef SHARE_VM_CI_CISIGNATURE_HPP
1.29 +#define SHARE_VM_CI_CISIGNATURE_HPP
1.30 +
1.31 +#include "ci/ciClassList.hpp"
1.32 +#include "ci/ciSymbol.hpp"
1.33 +#include "utilities/globalDefinitions.hpp"
1.34 +#include "utilities/growableArray.hpp"
1.35 +
1.36 +// ciSignature
1.37 +//
1.38 +// This class represents the signature of a method.
1.39 +class ciSignature : public ResourceObj {
1.40 +private:
1.41 + ciSymbol* _symbol;
1.42 + ciKlass* _accessing_klass;
1.43 +
1.44 + GrowableArray<ciType*>* _types;
1.45 + int _size; // number of stack slots required for arguments
1.46 + int _count; // number of parameter types in the signature
1.47 +
1.48 + friend class ciMethod;
1.49 + friend class ciBytecodeStream;
1.50 + friend class ciObjectFactory;
1.51 +
1.52 + ciSignature(ciKlass* accessing_klass, constantPoolHandle cpool, ciSymbol* signature);
1.53 + ciSignature(ciKlass* accessing_klass, ciSymbol* signature, ciMethodType* method_type);
1.54 +
1.55 + void get_all_klasses();
1.56 +
1.57 + Symbol* get_symbol() const { return _symbol->get_symbol(); }
1.58 +
1.59 +public:
1.60 + ciSymbol* as_symbol() const { return _symbol; }
1.61 + ciKlass* accessing_klass() const { return _accessing_klass; }
1.62 +
1.63 + ciType* return_type() const;
1.64 + ciType* type_at(int index) const;
1.65 +
1.66 + int size() const { return _size; }
1.67 + int count() const { return _count; }
1.68 +
1.69 + int arg_size_for_bc(Bytecodes::Code bc) { return size() + (Bytecodes::has_receiver(bc) ? 1 : 0); }
1.70 +
1.71 + bool equals(ciSignature* that);
1.72 +
1.73 + void print_signature();
1.74 + void print();
1.75 +};
1.76 +
1.77 +#endif // SHARE_VM_CI_CISIGNATURE_HPP
