Mercurial > hg > truffle
comparison src/share/vm/interpreter/cppInterpreter.cpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | e5b0439ef4ae |
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1 /* | |
2 * Copyright 1997-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 #include "incls/_precompiled.incl" | |
26 #include "incls/_cppInterpreter.cpp.incl" | |
27 | |
28 #ifdef CC_INTERP | |
29 # define __ _masm-> | |
30 | |
31 void CppInterpreter::initialize() { | |
32 if (_code != NULL) return; | |
33 AbstractInterpreter::initialize(); | |
34 | |
35 // generate interpreter | |
36 { ResourceMark rm; | |
37 TraceTime timer("Interpreter generation", TraceStartupTime); | |
38 int code_size = InterpreterCodeSize; | |
39 NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space | |
40 _code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, | |
41 "Interpreter"); | |
42 InterpreterGenerator g(_code); | |
43 if (PrintInterpreter) print(); | |
44 } | |
45 | |
46 | |
47 // Allow c++ interpreter to do one initialization now that switches are set, etc. | |
48 BytecodeInterpreter start_msg(BytecodeInterpreter::initialize); | |
49 if (JvmtiExport::can_post_interpreter_events()) | |
50 BytecodeInterpreter::runWithChecks(&start_msg); | |
51 else | |
52 BytecodeInterpreter::run(&start_msg); | |
53 } | |
54 | |
55 | |
56 address CppInterpreter::_tosca_to_stack [AbstractInterpreter::number_of_result_handlers]; | |
57 address CppInterpreter::_stack_to_stack [AbstractInterpreter::number_of_result_handlers]; | |
58 address CppInterpreter::_stack_to_native_abi [AbstractInterpreter::number_of_result_handlers]; | |
59 | |
60 CppInterpreterGenerator::CppInterpreterGenerator(StubQueue* _code): AbstractInterpreterGenerator(_code) { | |
61 } | |
62 | |
63 static const BasicType types[Interpreter::number_of_result_handlers] = { | |
64 T_BOOLEAN, | |
65 T_CHAR , | |
66 T_BYTE , | |
67 T_SHORT , | |
68 T_INT , | |
69 T_LONG , | |
70 T_VOID , | |
71 T_FLOAT , | |
72 T_DOUBLE , | |
73 T_OBJECT | |
74 }; | |
75 | |
76 void CppInterpreterGenerator::generate_all() { | |
77 AbstractInterpreterGenerator::generate_all(); | |
78 | |
79 { CodeletMark cm(_masm, "result handlers for native calls"); | |
80 // The various result converter stublets. | |
81 int is_generated[Interpreter::number_of_result_handlers]; | |
82 memset(is_generated, 0, sizeof(is_generated)); | |
83 int _tosca_to_stack_is_generated[Interpreter::number_of_result_handlers]; | |
84 int _stack_to_stack_is_generated[Interpreter::number_of_result_handlers]; | |
85 int _stack_to_native_abi_is_generated[Interpreter::number_of_result_handlers]; | |
86 | |
87 memset(_tosca_to_stack_is_generated, 0, sizeof(_tosca_to_stack_is_generated)); | |
88 memset(_stack_to_stack_is_generated, 0, sizeof(_stack_to_stack_is_generated)); | |
89 memset(_stack_to_native_abi_is_generated, 0, sizeof(_stack_to_native_abi_is_generated)); | |
90 for (int i = 0; i < Interpreter::number_of_result_handlers; i++) { | |
91 BasicType type = types[i]; | |
92 if (!is_generated[Interpreter::BasicType_as_index(type)]++) { | |
93 Interpreter::_native_abi_to_tosca[Interpreter::BasicType_as_index(type)] = generate_result_handler_for(type); | |
94 } | |
95 if (!_tosca_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { | |
96 Interpreter::_tosca_to_stack[Interpreter::BasicType_as_index(type)] = generate_tosca_to_stack_converter(type); | |
97 } | |
98 if (!_stack_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { | |
99 Interpreter::_stack_to_stack[Interpreter::BasicType_as_index(type)] = generate_stack_to_stack_converter(type); | |
100 } | |
101 if (!_stack_to_native_abi_is_generated[Interpreter::BasicType_as_index(type)]++) { | |
102 Interpreter::_stack_to_native_abi[Interpreter::BasicType_as_index(type)] = generate_stack_to_native_abi_converter(type); | |
103 } | |
104 } | |
105 } | |
106 | |
107 | |
108 #define method_entry(kind) Interpreter::_entry_table[Interpreter::kind] = generate_method_entry(Interpreter::kind) | |
109 | |
110 { CodeletMark cm(_masm, "(kind = frame_manager)"); | |
111 // all non-native method kinds | |
112 method_entry(zerolocals); | |
113 method_entry(zerolocals_synchronized); | |
114 method_entry(empty); | |
115 method_entry(accessor); | |
116 method_entry(abstract); | |
117 method_entry(java_lang_math_sin ); | |
118 method_entry(java_lang_math_cos ); | |
119 method_entry(java_lang_math_tan ); | |
120 method_entry(java_lang_math_abs ); | |
121 method_entry(java_lang_math_sqrt ); | |
122 method_entry(java_lang_math_log ); | |
123 method_entry(java_lang_math_log10 ); | |
124 Interpreter::_native_entry_begin = Interpreter::code()->code_end(); | |
125 method_entry(native); | |
126 method_entry(native_synchronized); | |
127 Interpreter::_native_entry_end = Interpreter::code()->code_end(); | |
128 } | |
129 | |
130 | |
131 #undef method_entry | |
132 | |
133 } | |
134 | |
135 #endif // CC_INTERP |