|
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 |