Mercurial > hg > truffle
annotate src/cpu/zero/vm/interpreterRT_zero.hpp @ 20495:58925d1f325e
8057722: G1: Code root hashtable updated incorrectly when evacuation failed
Reviewed-by: brutisso, jwilhelm
author | mgerdin |
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date | Mon, 08 Sep 2014 17:47:43 +0200 |
parents | f95d63e2154a |
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rev | line source |
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1010 | 1 /* |
1972 | 2 * Copyright (c) 2003, 2010, 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 | |
1972 | 26 #ifndef CPU_ZERO_VM_INTERPRETERRT_ZERO_HPP |
27 #define CPU_ZERO_VM_INTERPRETERRT_ZERO_HPP | |
28 | |
29 #include "memory/allocation.hpp" | |
30 | |
1010 | 31 class SignatureHandler { |
32 public: | |
33 static SignatureHandler *from_handlerAddr(address handlerAddr) { | |
34 return (SignatureHandler *) handlerAddr; | |
35 } | |
36 | |
37 public: | |
38 ffi_cif* cif() const { | |
39 return (ffi_cif *) this; | |
40 } | |
41 | |
42 int argument_count() const { | |
43 return cif()->nargs; | |
44 } | |
45 | |
46 ffi_type** argument_types() const { | |
47 return (ffi_type**) (cif() + 1); | |
48 } | |
49 | |
50 ffi_type* argument_type(int i) const { | |
51 return argument_types()[i]; | |
52 } | |
53 | |
54 ffi_type* result_type() const { | |
55 return *(argument_types() + argument_count()); | |
56 } | |
57 | |
58 protected: | |
59 friend class InterpreterRuntime; | |
60 friend class SignatureHandlerLibrary; | |
61 | |
62 void finalize(); | |
63 }; | |
64 | |
65 class SignatureHandlerGeneratorBase : public NativeSignatureIterator { | |
66 private: | |
67 ffi_cif* _cif; | |
68 | |
69 protected: | |
70 SignatureHandlerGeneratorBase(methodHandle method, ffi_cif *cif) | |
71 : NativeSignatureIterator(method), _cif(cif) { | |
72 _cif->nargs = 0; | |
73 } | |
74 | |
75 ffi_cif *cif() const { | |
76 return _cif; | |
77 } | |
78 | |
79 public: | |
80 void generate(uint64_t fingerprint); | |
81 | |
82 private: | |
83 void pass_int(); | |
84 void pass_long(); | |
85 void pass_float(); | |
86 void pass_double(); | |
87 void pass_object(); | |
88 | |
89 private: | |
90 void push(BasicType type); | |
91 virtual void push(intptr_t value) = 0; | |
92 }; | |
93 | |
94 class SignatureHandlerGenerator : public SignatureHandlerGeneratorBase { | |
95 private: | |
96 CodeBuffer* _cb; | |
97 | |
98 public: | |
99 SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) | |
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100 : SignatureHandlerGeneratorBase(method, (ffi_cif *) buffer->insts_end()), |
1010 | 101 _cb(buffer) { |
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102 _cb->set_insts_end((address) (cif() + 1)); |
1010 | 103 } |
104 | |
105 private: | |
106 void push(intptr_t value) { | |
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107 intptr_t *dst = (intptr_t *) _cb->insts_end(); |
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108 _cb->set_insts_end((address) (dst + 1)); |
1010 | 109 *dst = value; |
110 } | |
111 }; | |
112 | |
113 class SlowSignatureHandlerGenerator : public SignatureHandlerGeneratorBase { | |
114 private: | |
115 intptr_t *_dst; | |
116 | |
117 public: | |
118 SlowSignatureHandlerGenerator(methodHandle method, intptr_t* buf) | |
119 : SignatureHandlerGeneratorBase(method, (ffi_cif *) buf) { | |
120 _dst = (intptr_t *) (cif() + 1); | |
121 } | |
122 | |
123 private: | |
124 void push(intptr_t value) { | |
125 *(_dst++) = value; | |
126 } | |
127 | |
128 public: | |
129 SignatureHandler *handler() const { | |
130 return (SignatureHandler *) cif(); | |
131 } | |
132 }; | |
1972 | 133 |
134 #endif // CPU_ZERO_VM_INTERPRETERRT_ZERO_HPP |