Mercurial > hg > truffle
annotate src/cpu/zero/vm/interpreterRT_zero.hpp @ 1932:e6500c6c5e24
Removed launch configuration.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Tue, 21 Dec 2010 17:09:37 +0100 |
parents | a222fcfba398 |
children | f95d63e2154a |
rev | line source |
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1010 | 1 /* |
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2 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved. |
1010 | 3 * Copyright 2007, 2008 Red Hat, Inc. |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
5 * | |
6 * This code is free software; you can redistribute it and/or modify it | |
7 * under the terms of the GNU General Public License version 2 only, as | |
8 * published by the Free Software Foundation. | |
9 * | |
10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
13 * version 2 for more details (a copy is included in the LICENSE file that | |
14 * accompanied this code). | |
15 * | |
16 * You should have received a copy of the GNU General Public License version | |
17 * 2 along with this work; if not, write to the Free Software Foundation, | |
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 * | |
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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21 * or visit www.oracle.com if you need additional information or have any |
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22 * questions. |
1010 | 23 * |
24 */ | |
25 | |
26 class SignatureHandler { | |
27 public: | |
28 static SignatureHandler *from_handlerAddr(address handlerAddr) { | |
29 return (SignatureHandler *) handlerAddr; | |
30 } | |
31 | |
32 public: | |
33 ffi_cif* cif() const { | |
34 return (ffi_cif *) this; | |
35 } | |
36 | |
37 int argument_count() const { | |
38 return cif()->nargs; | |
39 } | |
40 | |
41 ffi_type** argument_types() const { | |
42 return (ffi_type**) (cif() + 1); | |
43 } | |
44 | |
45 ffi_type* argument_type(int i) const { | |
46 return argument_types()[i]; | |
47 } | |
48 | |
49 ffi_type* result_type() const { | |
50 return *(argument_types() + argument_count()); | |
51 } | |
52 | |
53 protected: | |
54 friend class InterpreterRuntime; | |
55 friend class SignatureHandlerLibrary; | |
56 | |
57 void finalize(); | |
58 }; | |
59 | |
60 class SignatureHandlerGeneratorBase : public NativeSignatureIterator { | |
61 private: | |
62 ffi_cif* _cif; | |
63 | |
64 protected: | |
65 SignatureHandlerGeneratorBase(methodHandle method, ffi_cif *cif) | |
66 : NativeSignatureIterator(method), _cif(cif) { | |
67 _cif->nargs = 0; | |
68 } | |
69 | |
70 ffi_cif *cif() const { | |
71 return _cif; | |
72 } | |
73 | |
74 public: | |
75 void generate(uint64_t fingerprint); | |
76 | |
77 private: | |
78 void pass_int(); | |
79 void pass_long(); | |
80 void pass_float(); | |
81 void pass_double(); | |
82 void pass_object(); | |
83 | |
84 private: | |
85 void push(BasicType type); | |
86 virtual void push(intptr_t value) = 0; | |
87 }; | |
88 | |
89 class SignatureHandlerGenerator : public SignatureHandlerGeneratorBase { | |
90 private: | |
91 CodeBuffer* _cb; | |
92 | |
93 public: | |
94 SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) | |
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95 : SignatureHandlerGeneratorBase(method, (ffi_cif *) buffer->insts_end()), |
1010 | 96 _cb(buffer) { |
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97 _cb->set_insts_end((address) (cif() + 1)); |
1010 | 98 } |
99 | |
100 private: | |
101 void push(intptr_t value) { | |
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102 intptr_t *dst = (intptr_t *) _cb->insts_end(); |
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103 _cb->set_insts_end((address) (dst + 1)); |
1010 | 104 *dst = value; |
105 } | |
106 }; | |
107 | |
108 class SlowSignatureHandlerGenerator : public SignatureHandlerGeneratorBase { | |
109 private: | |
110 intptr_t *_dst; | |
111 | |
112 public: | |
113 SlowSignatureHandlerGenerator(methodHandle method, intptr_t* buf) | |
114 : SignatureHandlerGeneratorBase(method, (ffi_cif *) buf) { | |
115 _dst = (intptr_t *) (cif() + 1); | |
116 } | |
117 | |
118 private: | |
119 void push(intptr_t value) { | |
120 *(_dst++) = value; | |
121 } | |
122 | |
123 public: | |
124 SignatureHandler *handler() const { | |
125 return (SignatureHandler *) cif(); | |
126 } | |
127 }; |