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comparison src/share/vm/ci/ciEnv.hpp @ 1339:09ac706c2623

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Merge
author asaha
date Wed, 24 Mar 2010 17:16:33 -0700
parents 6deeaebad47a
children b4776199210f
comparison
equal deleted inserted replaced
1338:f5dd08ad65df 1339:09ac706c2623
1 /* 1 /*
2 * Copyright 1999-2009 Sun Microsystems, Inc. All Rights Reserved. 2 * Copyright 1999-2010 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
55 55
56 // Cache Jvmti state 56 // Cache Jvmti state
57 bool _jvmti_can_hotswap_or_post_breakpoint; 57 bool _jvmti_can_hotswap_or_post_breakpoint;
58 bool _jvmti_can_examine_or_deopt_anywhere; 58 bool _jvmti_can_examine_or_deopt_anywhere;
59 bool _jvmti_can_access_local_variables; 59 bool _jvmti_can_access_local_variables;
60 bool _jvmti_can_post_exceptions; 60 bool _jvmti_can_post_on_exceptions;
61 61
62 // Cache DTrace flags 62 // Cache DTrace flags
63 bool _dtrace_extended_probes; 63 bool _dtrace_extended_probes;
64 bool _dtrace_monitor_probes; 64 bool _dtrace_monitor_probes;
65 bool _dtrace_method_probes; 65 bool _dtrace_method_probes;
72 static ciKlassKlass* _klass_klass_instance; 72 static ciKlassKlass* _klass_klass_instance;
73 static ciInstanceKlassKlass* _instance_klass_klass_instance; 73 static ciInstanceKlassKlass* _instance_klass_klass_instance;
74 static ciTypeArrayKlassKlass* _type_array_klass_klass_instance; 74 static ciTypeArrayKlassKlass* _type_array_klass_klass_instance;
75 static ciObjArrayKlassKlass* _obj_array_klass_klass_instance; 75 static ciObjArrayKlassKlass* _obj_array_klass_klass_instance;
76 76
77 static ciInstanceKlass* _ArrayStoreException; 77 #define WK_KLASS_DECL(name, ignore_s, ignore_o) static ciInstanceKlass* _##name;
78 static ciInstanceKlass* _Class; 78 WK_KLASSES_DO(WK_KLASS_DECL)
79 static ciInstanceKlass* _ClassCastException; 79 #undef WK_KLASS_DECL
80 static ciInstanceKlass* _Object;
81 static ciInstanceKlass* _Throwable;
82 static ciInstanceKlass* _Thread;
83 static ciInstanceKlass* _OutOfMemoryError;
84 static ciInstanceKlass* _String;
85 80
86 static ciSymbol* _unloaded_cisymbol; 81 static ciSymbol* _unloaded_cisymbol;
87 static ciInstanceKlass* _unloaded_ciinstance_klass; 82 static ciInstanceKlass* _unloaded_ciinstance_klass;
88 static ciObjArrayKlass* _unloaded_ciobjarrayklass; 83 static ciObjArrayKlass* _unloaded_ciobjarrayklass;
89 84
94 ciInstance* _NullPointerException_instance; 89 ciInstance* _NullPointerException_instance;
95 ciInstance* _ArithmeticException_instance; 90 ciInstance* _ArithmeticException_instance;
96 ciInstance* _ArrayIndexOutOfBoundsException_instance; 91 ciInstance* _ArrayIndexOutOfBoundsException_instance;
97 ciInstance* _ArrayStoreException_instance; 92 ciInstance* _ArrayStoreException_instance;
98 ciInstance* _ClassCastException_instance; 93 ciInstance* _ClassCastException_instance;
94
95 ciInstance* _the_null_string; // The Java string "null"
96 ciInstance* _the_min_jint_string; // The Java string "-2147483648"
99 97
100 // Look up a klass by name from a particular class loader (the accessor's). 98 // Look up a klass by name from a particular class loader (the accessor's).
101 // If require_local, result must be defined in that class loader, or NULL. 99 // If require_local, result must be defined in that class loader, or NULL.
102 // If !require_local, a result from remote class loader may be reported, 100 // If !require_local, a result from remote class loader may be reported,
103 // if sufficient class loader constraints exist such that initiating 101 // if sufficient class loader constraints exist such that initiating
112 ciKlass* get_klass_by_name(ciKlass* accessing_klass, 110 ciKlass* get_klass_by_name(ciKlass* accessing_klass,
113 ciSymbol* klass_name, 111 ciSymbol* klass_name,
114 bool require_local); 112 bool require_local);
115 113
116 // Constant pool access. 114 // Constant pool access.
117 ciKlass* get_klass_by_index(ciInstanceKlass* loading_klass, 115 ciKlass* get_klass_by_index(constantPoolHandle cpool,
118 int klass_index, 116 int klass_index,
119 bool& is_accessible); 117 bool& is_accessible,
120 ciConstant get_constant_by_index(ciInstanceKlass* loading_klass, 118 ciInstanceKlass* loading_klass);
121 int constant_index); 119 ciConstant get_constant_by_index(constantPoolHandle cpool,
120 int constant_index,
121 ciInstanceKlass* accessor);
122 bool is_unresolved_string(ciInstanceKlass* loading_klass, 122 bool is_unresolved_string(ciInstanceKlass* loading_klass,
123 int constant_index) const; 123 int constant_index) const;
124 bool is_unresolved_klass(ciInstanceKlass* loading_klass, 124 bool is_unresolved_klass(ciInstanceKlass* loading_klass,
125 int constant_index) const; 125 int constant_index) const;
126 ciField* get_field_by_index(ciInstanceKlass* loading_klass, 126 ciField* get_field_by_index(ciInstanceKlass* loading_klass,
127 int field_index); 127 int field_index);
128 ciMethod* get_method_by_index(ciInstanceKlass* loading_klass, 128 ciMethod* get_method_by_index(constantPoolHandle cpool,
129 int method_index, Bytecodes::Code bc); 129 int method_index, Bytecodes::Code bc,
130 ciInstanceKlass* loading_klass);
130 131
131 // Implementation methods for loading and constant pool access. 132 // Implementation methods for loading and constant pool access.
132 ciKlass* get_klass_by_name_impl(ciKlass* accessing_klass, 133 ciKlass* get_klass_by_name_impl(ciKlass* accessing_klass,
133 ciSymbol* klass_name, 134 ciSymbol* klass_name,
134 bool require_local); 135 bool require_local);
135 ciKlass* get_klass_by_index_impl(ciInstanceKlass* loading_klass, 136 ciKlass* get_klass_by_index_impl(constantPoolHandle cpool,
136 int klass_index, 137 int klass_index,
137 bool& is_accessible); 138 bool& is_accessible,
138 ciConstant get_constant_by_index_impl(ciInstanceKlass* loading_klass, 139 ciInstanceKlass* loading_klass);
139 int constant_index); 140 ciConstant get_constant_by_index_impl(constantPoolHandle cpool,
141 int constant_index,
142 ciInstanceKlass* loading_klass);
140 bool is_unresolved_string_impl (instanceKlass* loading_klass, 143 bool is_unresolved_string_impl (instanceKlass* loading_klass,
141 int constant_index) const; 144 int constant_index) const;
142 bool is_unresolved_klass_impl (instanceKlass* loading_klass, 145 bool is_unresolved_klass_impl (instanceKlass* loading_klass,
143 int constant_index) const; 146 int constant_index) const;
144 ciField* get_field_by_index_impl(ciInstanceKlass* loading_klass, 147 ciField* get_field_by_index_impl(ciInstanceKlass* loading_klass,
145 int field_index); 148 int field_index);
146 ciMethod* get_method_by_index_impl(ciInstanceKlass* loading_klass, 149 ciMethod* get_method_by_index_impl(constantPoolHandle cpool,
147 int method_index, Bytecodes::Code bc); 150 int method_index, Bytecodes::Code bc,
151 ciInstanceKlass* loading_klass);
152 ciMethod* get_fake_invokedynamic_method_impl(constantPoolHandle cpool,
153 int index, Bytecodes::Code bc);
148 154
149 // Helper methods 155 // Helper methods
150 bool check_klass_accessibility(ciKlass* accessing_klass, 156 bool check_klass_accessibility(ciKlass* accessing_klass,
151 klassOop resolved_klassOop); 157 klassOop resolved_klassOop);
152 methodOop lookup_method(instanceKlass* accessor, 158 methodOop lookup_method(instanceKlass* accessor,
251 // Cache Jvmti state 257 // Cache Jvmti state
252 void cache_jvmti_state(); 258 void cache_jvmti_state();
253 bool jvmti_can_hotswap_or_post_breakpoint() const { return _jvmti_can_hotswap_or_post_breakpoint; } 259 bool jvmti_can_hotswap_or_post_breakpoint() const { return _jvmti_can_hotswap_or_post_breakpoint; }
254 bool jvmti_can_examine_or_deopt_anywhere() const { return _jvmti_can_examine_or_deopt_anywhere; } 260 bool jvmti_can_examine_or_deopt_anywhere() const { return _jvmti_can_examine_or_deopt_anywhere; }
255 bool jvmti_can_access_local_variables() const { return _jvmti_can_access_local_variables; } 261 bool jvmti_can_access_local_variables() const { return _jvmti_can_access_local_variables; }
256 bool jvmti_can_post_exceptions() const { return _jvmti_can_post_exceptions; } 262 bool jvmti_can_post_on_exceptions() const { return _jvmti_can_post_on_exceptions; }
257 263
258 // Cache DTrace flags 264 // Cache DTrace flags
259 void cache_dtrace_flags(); 265 void cache_dtrace_flags();
260 bool dtrace_extended_probes() const { return _dtrace_extended_probes; } 266 bool dtrace_extended_probes() const { return _dtrace_extended_probes; }
261 bool dtrace_monitor_probes() const { return _dtrace_monitor_probes; } 267 bool dtrace_monitor_probes() const { return _dtrace_monitor_probes; }
284 bool has_debug_info = true, 290 bool has_debug_info = true,
285 bool has_unsafe_access = false); 291 bool has_unsafe_access = false);
286 292
287 293
288 // Access to certain well known ciObjects. 294 // Access to certain well known ciObjects.
289 ciInstanceKlass* ArrayStoreException_klass() { 295 #define WK_KLASS_FUNC(name, ignore_s, ignore_o) \
290 return _ArrayStoreException; 296 ciInstanceKlass* name() { \
291 } 297 return _##name;\
292 ciInstanceKlass* Class_klass() { 298 }
293 return _Class; 299 WK_KLASSES_DO(WK_KLASS_FUNC)
294 } 300 #undef WK_KLASS_FUNC
295 ciInstanceKlass* ClassCastException_klass() { 301
296 return _ClassCastException;
297 }
298 ciInstanceKlass* Object_klass() {
299 return _Object;
300 }
301 ciInstanceKlass* Throwable_klass() {
302 return _Throwable;
303 }
304 ciInstanceKlass* Thread_klass() {
305 return _Thread;
306 }
307 ciInstanceKlass* OutOfMemoryError_klass() {
308 return _OutOfMemoryError;
309 }
310 ciInstanceKlass* String_klass() {
311 return _String;
312 }
313 ciInstance* NullPointerException_instance() { 302 ciInstance* NullPointerException_instance() {
314 assert(_NullPointerException_instance != NULL, "initialization problem"); 303 assert(_NullPointerException_instance != NULL, "initialization problem");
315 return _NullPointerException_instance; 304 return _NullPointerException_instance;
316 } 305 }
317 ciInstance* ArithmeticException_instance() { 306 ciInstance* ArithmeticException_instance() {
321 310
322 // Lazy constructors: 311 // Lazy constructors:
323 ciInstance* ArrayIndexOutOfBoundsException_instance(); 312 ciInstance* ArrayIndexOutOfBoundsException_instance();
324 ciInstance* ArrayStoreException_instance(); 313 ciInstance* ArrayStoreException_instance();
325 ciInstance* ClassCastException_instance(); 314 ciInstance* ClassCastException_instance();
315
316 ciInstance* the_null_string();
317 ciInstance* the_min_jint_string();
326 318
327 static ciSymbol* unloaded_cisymbol() { 319 static ciSymbol* unloaded_cisymbol() {
328 return _unloaded_cisymbol; 320 return _unloaded_cisymbol;
329 } 321 }
330 static ciObjArrayKlass* unloaded_ciobjarrayklass() { 322 static ciObjArrayKlass* unloaded_ciobjarrayklass() {