Mercurial > hg > truffle
comparison src/share/vm/ci/ciMethodType.hpp @ 6822:f6b0eb4e44cf
7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
Reviewed-by: jrose, kvn
author | twisti |
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date | Mon, 01 Oct 2012 14:50:10 -0700 |
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6811:1b582b1bf7cb | 6822:f6b0eb4e44cf |
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1 /* | |
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 * | |
23 */ | |
24 | |
25 #ifndef SHARE_VM_CI_CIMETHODTYPE_HPP | |
26 #define SHARE_VM_CI_CIMETHODTYPE_HPP | |
27 | |
28 #include "ci/ciInstance.hpp" | |
29 #include "ci/ciUtilities.hpp" | |
30 #include "classfile/javaClasses.hpp" | |
31 | |
32 // ciMethodType | |
33 // | |
34 // The class represents a java.lang.invoke.MethodType object. | |
35 class ciMethodType : public ciInstance { | |
36 private: | |
37 ciType* class_to_citype(oop klass_oop) const { | |
38 if (java_lang_Class::is_primitive(klass_oop)) { | |
39 BasicType bt = java_lang_Class::primitive_type(klass_oop); | |
40 return ciType::make(bt); | |
41 } else { | |
42 Klass* k = java_lang_Class::as_Klass(klass_oop); | |
43 return CURRENT_ENV->get_klass(k); | |
44 } | |
45 } | |
46 | |
47 public: | |
48 ciMethodType(instanceHandle h_i) : ciInstance(h_i) {} | |
49 | |
50 // What kind of ciObject is this? | |
51 bool is_method_type() const { return true; } | |
52 | |
53 ciType* rtype() const { | |
54 GUARDED_VM_ENTRY( | |
55 oop rtype = java_lang_invoke_MethodType::rtype(get_oop()); | |
56 return class_to_citype(rtype); | |
57 ) | |
58 } | |
59 | |
60 int ptype_count() const { | |
61 GUARDED_VM_ENTRY(return java_lang_invoke_MethodType::ptype_count(get_oop());) | |
62 } | |
63 | |
64 int ptype_slot_count() const { | |
65 GUARDED_VM_ENTRY(return java_lang_invoke_MethodType::ptype_slot_count(get_oop());) | |
66 } | |
67 | |
68 ciType* ptype_at(int index) const { | |
69 GUARDED_VM_ENTRY( | |
70 oop ptype = java_lang_invoke_MethodType::ptype(get_oop(), index); | |
71 return class_to_citype(ptype); | |
72 ) | |
73 } | |
74 }; | |
75 | |
76 #endif // SHARE_VM_CI_CIMETHODTYPE_HPP |