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src/share/vm/ci/ciSignature.hpp@710a3c8b516e (annotated)
src/share/vm/ci/ciSignature.hpp
Tue, 08 Aug 2017 15:57:29 +0800
- author
- aoqi
- date
- Tue, 08 Aug 2017 15:57:29 +0800
- changeset 6876
- 710a3c8b516e
- parent 4313
- beebba0acc11
- parent 0
- f90c822e73f8
- permissions
- -rw-r--r--
merge
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | #ifndef SHARE_VM_CI_CISIGNATURE_HPP |
| aoqi@0 | 26 | #define SHARE_VM_CI_CISIGNATURE_HPP |
| aoqi@0 | 27 | |
| aoqi@0 | 28 | #include "ci/ciClassList.hpp" |
| aoqi@0 | 29 | #include "ci/ciSymbol.hpp" |
| aoqi@0 | 30 | #include "utilities/globalDefinitions.hpp" |
| aoqi@0 | 31 | #include "utilities/growableArray.hpp" |
| aoqi@0 | 32 | |
| aoqi@0 | 33 | // ciSignature |
| aoqi@0 | 34 | // |
| aoqi@0 | 35 | // This class represents the signature of a method. |
| aoqi@0 | 36 | class ciSignature : public ResourceObj { |
| aoqi@0 | 37 | private: |
| aoqi@0 | 38 | ciSymbol* _symbol; |
| aoqi@0 | 39 | ciKlass* _accessing_klass; |
| aoqi@0 | 40 | |
| aoqi@0 | 41 | GrowableArray<ciType*>* _types; |
| aoqi@0 | 42 | int _size; // number of stack slots required for arguments |
| aoqi@0 | 43 | int _count; // number of parameter types in the signature |
| aoqi@0 | 44 | |
| aoqi@0 | 45 | friend class ciMethod; |
| aoqi@0 | 46 | friend class ciBytecodeStream; |
| aoqi@0 | 47 | friend class ciObjectFactory; |
| aoqi@0 | 48 | |
| aoqi@0 | 49 | ciSignature(ciKlass* accessing_klass, constantPoolHandle cpool, ciSymbol* signature); |
| aoqi@0 | 50 | ciSignature(ciKlass* accessing_klass, ciSymbol* signature, ciMethodType* method_type); |
| aoqi@0 | 51 | |
| aoqi@0 | 52 | void get_all_klasses(); |
| aoqi@0 | 53 | |
| aoqi@0 | 54 | Symbol* get_symbol() const { return _symbol->get_symbol(); } |
| aoqi@0 | 55 | |
| aoqi@0 | 56 | public: |
| aoqi@0 | 57 | ciSymbol* as_symbol() const { return _symbol; } |
| aoqi@0 | 58 | ciKlass* accessing_klass() const { return _accessing_klass; } |
| aoqi@0 | 59 | |
| aoqi@0 | 60 | ciType* return_type() const; |
| aoqi@0 | 61 | ciType* type_at(int index) const; |
| aoqi@0 | 62 | |
| aoqi@0 | 63 | int size() const { return _size; } |
| aoqi@0 | 64 | int count() const { return _count; } |
| aoqi@0 | 65 | |
| aoqi@0 | 66 | int arg_size_for_bc(Bytecodes::Code bc) { return size() + (Bytecodes::has_receiver(bc) ? 1 : 0); } |
| aoqi@0 | 67 | |
| aoqi@0 | 68 | bool equals(ciSignature* that); |
| aoqi@0 | 69 | |
| aoqi@0 | 70 | void print_signature(); |
| aoqi@0 | 71 | void print(); |
| aoqi@0 | 72 | }; |
| aoqi@0 | 73 | |
| aoqi@0 | 74 | #endif // SHARE_VM_CI_CISIGNATURE_HPP |
