Mercurial > hg > graal-compiler
annotate src/share/vm/classfile/javaClasses.cpp @ 7643:3ac7d10a6572
Merge with hsx25/hotspot.
| author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
|---|---|
| date | Thu, 31 Jan 2013 15:42:25 +0100 |
| parents | 989155e2d07a 22ba8c8ce6a6 |
| children | 836a62f43af9 |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1507
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1507
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1507
diff
changeset
|
21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 6162 | 26 #include "classfile/altHashing.hpp" |
| 1972 | 27 #include "classfile/javaClasses.hpp" |
| 28 #include "classfile/symbolTable.hpp" | |
| 29 #include "classfile/vmSymbols.hpp" | |
| 30 #include "code/debugInfo.hpp" | |
| 31 #include "code/pcDesc.hpp" | |
|
3900
a32de5085326
7079673: JSR 292: C1 should inline bytecoded method handle adapters
twisti
parents:
3820
diff
changeset
|
32 #include "compiler/compilerOracle.hpp" |
| 1972 | 33 #include "interpreter/interpreter.hpp" |
| 34 #include "memory/oopFactory.hpp" | |
| 35 #include "memory/resourceArea.hpp" | |
| 36 #include "memory/universe.inline.hpp" | |
| 3938 | 37 #include "oops/fieldStreams.hpp" |
| 1972 | 38 #include "oops/instanceKlass.hpp" |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
39 #include "oops/instanceMirrorKlass.hpp" |
| 1972 | 40 #include "oops/klass.hpp" |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
41 #include "oops/method.hpp" |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
42 #include "oops/symbol.hpp" |
| 1972 | 43 #include "oops/typeArrayOop.hpp" |
| 44 #include "runtime/fieldDescriptor.hpp" | |
| 45 #include "runtime/handles.inline.hpp" | |
| 46 #include "runtime/interfaceSupport.hpp" | |
| 47 #include "runtime/java.hpp" | |
| 48 #include "runtime/javaCalls.hpp" | |
| 49 #include "runtime/safepoint.hpp" | |
|
7180
f34d701e952e
8003935: Simplify the needed includes for using Thread::current()
stefank
parents:
6985
diff
changeset
|
50 #include "runtime/thread.inline.hpp" |
| 1972 | 51 #include "runtime/vframe.hpp" |
| 52 #include "utilities/preserveException.hpp" | |
| 0 | 53 |
| 3938 | 54 #define INJECTED_FIELD_COMPUTE_OFFSET(klass, name, signature, may_be_java) \ |
| 55 klass::_##name##_offset = JavaClasses::compute_injected_offset(JavaClasses::klass##_##name##_enum); | |
| 56 | |
| 57 #define DECLARE_INJECTED_FIELD(klass, name, signature, may_be_java) \ | |
| 58 { SystemDictionary::WK_KLASS_ENUM_NAME(klass), vmSymbols::VM_SYMBOL_ENUM_NAME(name##_name), vmSymbols::VM_SYMBOL_ENUM_NAME(signature), may_be_java }, | |
| 59 | |
| 60 InjectedField JavaClasses::_injected_fields[] = { | |
| 61 ALL_INJECTED_FIELDS(DECLARE_INJECTED_FIELD) | |
| 62 }; | |
| 63 | |
| 64 int JavaClasses::compute_injected_offset(InjectedFieldID id) { | |
| 65 return _injected_fields[id].compute_offset(); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 InjectedField* JavaClasses::get_injected(Symbol* class_name, int* field_count) { | |
| 70 *field_count = 0; | |
| 71 | |
| 72 vmSymbols::SID sid = vmSymbols::find_sid(class_name); | |
| 73 if (sid == vmSymbols::NO_SID) { | |
| 74 // Only well known classes can inject fields | |
| 75 return NULL; | |
| 76 } | |
| 77 | |
| 78 int count = 0; | |
| 79 int start = -1; | |
| 80 | |
| 81 #define LOOKUP_INJECTED_FIELD(klass, name, signature, may_be_java) \ | |
| 82 if (sid == vmSymbols::VM_SYMBOL_ENUM_NAME(klass)) { \ | |
| 83 count++; \ | |
| 84 if (start == -1) start = klass##_##name##_enum; \ | |
| 85 } | |
| 86 ALL_INJECTED_FIELDS(LOOKUP_INJECTED_FIELD); | |
| 87 #undef LOOKUP_INJECTED_FIELD | |
| 88 | |
| 89 if (start != -1) { | |
| 90 *field_count = count; | |
| 91 return _injected_fields + start; | |
| 92 } | |
| 93 return NULL; | |
| 94 } | |
| 95 | |
| 96 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
97 static bool find_field(InstanceKlass* ik, |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
98 Symbol* name_symbol, Symbol* signature_symbol, |
| 710 | 99 fieldDescriptor* fd, |
| 100 bool allow_super = false) { | |
| 101 if (allow_super) | |
| 102 return ik->find_field(name_symbol, signature_symbol, fd) != NULL; | |
| 103 else | |
| 104 return ik->find_local_field(name_symbol, signature_symbol, fd); | |
| 105 } | |
| 106 | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
107 // Helpful routine for computing field offsets at run time rather than hardcoding them |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
108 static void |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
109 compute_offset(int &dest_offset, |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
110 Klass* klass_oop, Symbol* name_symbol, Symbol* signature_symbol, |
| 710 | 111 bool allow_super = false) { |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
112 fieldDescriptor fd; |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
113 InstanceKlass* ik = InstanceKlass::cast(klass_oop); |
| 710 | 114 if (!find_field(ik, name_symbol, signature_symbol, &fd, allow_super)) { |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
115 ResourceMark rm; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
116 tty->print_cr("Invalid layout of %s at %s", ik->external_name(), name_symbol->as_C_string()); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
117 #ifndef PRODUCT |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
118 klass_oop->print(); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
119 tty->print_cr("all fields:"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
120 for (AllFieldStream fs(InstanceKlass::cast(klass_oop)); !fs.done(); fs.next()) { |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
121 tty->print_cr(" name: %s, sig: %s, flags: %08x", fs.name()->as_C_string(), fs.signature()->as_C_string(), fs.access_flags().as_int()); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
122 } |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
123 #endif //PRODUCT |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
124 fatal("Invalid layout of preloaded class"); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
125 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
126 dest_offset = fd.offset(); |
| 0 | 127 } |
| 128 | |
| 129 // Same as above but for "optional" offsets that might not be present in certain JDK versions | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
130 static void |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
131 compute_optional_offset(int& dest_offset, |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
132 Klass* klass_oop, Symbol* name_symbol, Symbol* signature_symbol, |
| 710 | 133 bool allow_super = false) { |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
134 fieldDescriptor fd; |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
135 InstanceKlass* ik = InstanceKlass::cast(klass_oop); |
| 710 | 136 if (find_field(ik, name_symbol, signature_symbol, &fd, allow_super)) { |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
137 dest_offset = fd.offset(); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
138 } |
| 0 | 139 } |
| 140 | |
| 710 | 141 |
| 6057 | 142 int java_lang_String::value_offset = 0; |
| 143 int java_lang_String::offset_offset = 0; | |
| 144 int java_lang_String::count_offset = 0; | |
| 145 int java_lang_String::hash_offset = 0; | |
| 146 | |
| 147 bool java_lang_String::initialized = false; | |
| 148 | |
| 149 void java_lang_String::compute_offsets() { | |
| 150 assert(!initialized, "offsets should be initialized only once"); | |
| 151 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
152 Klass* k = SystemDictionary::String_klass(); |
| 6057 | 153 compute_offset(value_offset, k, vmSymbols::value_name(), vmSymbols::char_array_signature()); |
| 154 compute_optional_offset(offset_offset, k, vmSymbols::offset_name(), vmSymbols::int_signature()); | |
| 155 compute_optional_offset(count_offset, k, vmSymbols::count_name(), vmSymbols::int_signature()); | |
| 156 compute_optional_offset(hash_offset, k, vmSymbols::hash_name(), vmSymbols::int_signature()); | |
| 157 | |
| 158 initialized = true; | |
| 159 } | |
| 160 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
161 Handle java_lang_String::basic_create(int length, TRAPS) { |
| 6057 | 162 assert(initialized, "Must be initialized"); |
| 0 | 163 // Create the String object first, so there's a chance that the String |
| 164 // and the char array it points to end up in the same cache line. | |
| 165 oop obj; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
166 obj = InstanceKlass::cast(SystemDictionary::String_klass())->allocate_instance(CHECK_NH); |
| 0 | 167 |
| 168 // Create the char array. The String object must be handlized here | |
| 169 // because GC can happen as a result of the allocation attempt. | |
| 170 Handle h_obj(THREAD, obj); | |
| 171 typeArrayOop buffer; | |
| 172 buffer = oopFactory::new_charArray(length, CHECK_NH); | |
| 173 | |
| 174 // Point the String at the char array | |
| 175 obj = h_obj(); | |
| 176 set_value(obj, buffer); | |
| 177 // No need to zero the offset, allocation zero'ed the entire String object | |
| 178 assert(offset(obj) == 0, "initial String offset should be zero"); | |
| 179 //set_offset(obj, 0); | |
| 180 set_count(obj, length); | |
| 181 | |
| 182 return h_obj; | |
| 183 } | |
| 184 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
185 Handle java_lang_String::create_from_unicode(jchar* unicode, int length, TRAPS) { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
186 Handle h_obj = basic_create(length, CHECK_NH); |
| 0 | 187 typeArrayOop buffer = value(h_obj()); |
| 188 for (int index = 0; index < length; index++) { | |
| 189 buffer->char_at_put(index, unicode[index]); | |
| 190 } | |
| 191 return h_obj; | |
| 192 } | |
| 193 | |
| 194 oop java_lang_String::create_oop_from_unicode(jchar* unicode, int length, TRAPS) { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
195 Handle h_obj = create_from_unicode(unicode, length, CHECK_0); |
| 0 | 196 return h_obj(); |
| 197 } | |
| 198 | |
| 199 Handle java_lang_String::create_from_str(const char* utf8_str, TRAPS) { | |
| 200 if (utf8_str == NULL) { | |
| 201 return Handle(); | |
| 202 } | |
| 203 int length = UTF8::unicode_length(utf8_str); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
204 Handle h_obj = basic_create(length, CHECK_NH); |
| 0 | 205 if (length > 0) { |
| 206 UTF8::convert_to_unicode(utf8_str, value(h_obj())->char_at_addr(0), length); | |
| 207 } | |
| 208 return h_obj; | |
| 209 } | |
| 210 | |
| 211 oop java_lang_String::create_oop_from_str(const char* utf8_str, TRAPS) { | |
| 212 Handle h_obj = create_from_str(utf8_str, CHECK_0); | |
| 213 return h_obj(); | |
| 214 } | |
| 215 | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
216 Handle java_lang_String::create_from_symbol(Symbol* symbol, TRAPS) { |
| 0 | 217 int length = UTF8::unicode_length((char*)symbol->bytes(), symbol->utf8_length()); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
218 Handle h_obj = basic_create(length, CHECK_NH); |
| 0 | 219 if (length > 0) { |
| 220 UTF8::convert_to_unicode((char*)symbol->bytes(), value(h_obj())->char_at_addr(0), length); | |
| 221 } | |
| 222 return h_obj; | |
| 223 } | |
| 224 | |
| 225 // Converts a C string to a Java String based on current encoding | |
| 226 Handle java_lang_String::create_from_platform_dependent_str(const char* str, TRAPS) { | |
| 227 assert(str != NULL, "bad arguments"); | |
| 228 | |
| 229 typedef jstring (*to_java_string_fn_t)(JNIEnv*, const char *); | |
| 230 static to_java_string_fn_t _to_java_string_fn = NULL; | |
| 231 | |
| 232 if (_to_java_string_fn == NULL) { | |
| 233 void *lib_handle = os::native_java_library(); | |
|
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
234 _to_java_string_fn = CAST_TO_FN_PTR(to_java_string_fn_t, os::dll_lookup(lib_handle, "NewStringPlatform")); |
| 0 | 235 if (_to_java_string_fn == NULL) { |
| 236 fatal("NewStringPlatform missing"); | |
| 237 } | |
| 238 } | |
| 239 | |
| 240 jstring js = NULL; | |
| 241 { JavaThread* thread = (JavaThread*)THREAD; | |
| 242 assert(thread->is_Java_thread(), "must be java thread"); | |
|
22
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
243 HandleMark hm(thread); |
| 0 | 244 ThreadToNativeFromVM ttn(thread); |
| 245 js = (_to_java_string_fn)(thread->jni_environment(), str); | |
| 246 } | |
| 247 return Handle(THREAD, JNIHandles::resolve(js)); | |
| 248 } | |
| 249 | |
|
22
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
250 // Converts a Java String to a native C string that can be used for |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
251 // native OS calls. |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
252 char* java_lang_String::as_platform_dependent_str(Handle java_string, TRAPS) { |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
253 |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
254 typedef char* (*to_platform_string_fn_t)(JNIEnv*, jstring, bool*); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
255 static to_platform_string_fn_t _to_platform_string_fn = NULL; |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
256 |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
257 if (_to_platform_string_fn == NULL) { |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
258 void *lib_handle = os::native_java_library(); |
|
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
259 _to_platform_string_fn = CAST_TO_FN_PTR(to_platform_string_fn_t, os::dll_lookup(lib_handle, "GetStringPlatformChars")); |
|
22
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
260 if (_to_platform_string_fn == NULL) { |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
261 fatal("GetStringPlatformChars missing"); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
262 } |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
263 } |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
264 |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
265 char *native_platform_string; |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
266 { JavaThread* thread = (JavaThread*)THREAD; |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
267 assert(thread->is_Java_thread(), "must be java thread"); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
268 JNIEnv *env = thread->jni_environment(); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
269 jstring js = (jstring) JNIHandles::make_local(env, java_string()); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
270 bool is_copy; |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
271 HandleMark hm(thread); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
272 ThreadToNativeFromVM ttn(thread); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
273 native_platform_string = (_to_platform_string_fn)(env, js, &is_copy); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
274 assert(is_copy == JNI_TRUE, "is_copy value changed"); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
275 JNIHandles::destroy_local(js); |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
276 } |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
277 return native_platform_string; |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
278 } |
|
90f5ddc7297b
6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part)
coleenp
parents:
0
diff
changeset
|
279 |
| 0 | 280 Handle java_lang_String::char_converter(Handle java_string, jchar from_char, jchar to_char, TRAPS) { |
| 281 oop obj = java_string(); | |
| 282 // Typical usage is to convert all '/' to '.' in string. | |
| 283 typeArrayOop value = java_lang_String::value(obj); | |
| 284 int offset = java_lang_String::offset(obj); | |
| 285 int length = java_lang_String::length(obj); | |
| 286 | |
| 287 // First check if any from_char exist | |
| 288 int index; // Declared outside, used later | |
| 289 for (index = 0; index < length; index++) { | |
| 290 if (value->char_at(index + offset) == from_char) { | |
| 291 break; | |
| 292 } | |
| 293 } | |
| 294 if (index == length) { | |
| 295 // No from_char, so do not copy. | |
| 296 return java_string; | |
| 297 } | |
| 298 | |
| 299 // Create new UNICODE buffer. Must handlize value because GC | |
| 300 // may happen during String and char array creation. | |
| 301 typeArrayHandle h_value(THREAD, value); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
302 Handle string = basic_create(length, CHECK_NH); |
| 0 | 303 |
| 304 typeArrayOop from_buffer = h_value(); | |
| 305 typeArrayOop to_buffer = java_lang_String::value(string()); | |
| 306 | |
| 307 // Copy contents | |
| 308 for (index = 0; index < length; index++) { | |
| 309 jchar c = from_buffer->char_at(index + offset); | |
| 310 if (c == from_char) { | |
| 311 c = to_char; | |
| 312 } | |
| 313 to_buffer->char_at_put(index, c); | |
| 314 } | |
| 315 return string; | |
| 316 } | |
| 317 | |
| 318 jchar* java_lang_String::as_unicode_string(oop java_string, int& length) { | |
| 319 typeArrayOop value = java_lang_String::value(java_string); | |
| 320 int offset = java_lang_String::offset(java_string); | |
| 321 length = java_lang_String::length(java_string); | |
| 322 | |
| 323 jchar* result = NEW_RESOURCE_ARRAY(jchar, length); | |
| 324 for (int index = 0; index < length; index++) { | |
| 325 result[index] = value->char_at(index + offset); | |
| 326 } | |
| 327 return result; | |
| 328 } | |
| 329 | |
|
7399
2aa953165ade
8004661: Comment and function name java_lang_String::toHash is wrong
brutisso
parents:
7185
diff
changeset
|
330 unsigned int java_lang_String::hash_code(oop java_string) { |
| 6162 | 331 int length = java_lang_String::length(java_string); |
|
7399
2aa953165ade
8004661: Comment and function name java_lang_String::toHash is wrong
brutisso
parents:
7185
diff
changeset
|
332 // Zero length string will hash to zero with String.hashCode() function. |
| 6162 | 333 if (length == 0) return 0; |
| 334 | |
|
2418
352622fd140a
7032129: Native memory usage grow unexpectedly for vm/oom/*InternedString tests
never
parents:
2416
diff
changeset
|
335 typeArrayOop value = java_lang_String::value(java_string); |
|
352622fd140a
7032129: Native memory usage grow unexpectedly for vm/oom/*InternedString tests
never
parents:
2416
diff
changeset
|
336 int offset = java_lang_String::offset(java_string); |
|
7399
2aa953165ade
8004661: Comment and function name java_lang_String::toHash is wrong
brutisso
parents:
7185
diff
changeset
|
337 return java_lang_String::hash_code(value->char_at_addr(offset), length); |
| 6162 | 338 } |
| 339 | |
|
6972
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
340 char* java_lang_String::as_quoted_ascii(oop java_string) { |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
341 typeArrayOop value = java_lang_String::value(java_string); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
342 int offset = java_lang_String::offset(java_string); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
343 int length = java_lang_String::length(java_string); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
344 |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
345 jchar* base = (length == 0) ? NULL : value->char_at_addr(offset); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
346 if (base == NULL) return NULL; |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
347 |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
348 int result_length = UNICODE::quoted_ascii_length(base, length) + 1; |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
349 char* result = NEW_RESOURCE_ARRAY(char, result_length); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
350 UNICODE::as_quoted_ascii(base, length, result, result_length); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
351 assert(result_length >= length + 1, "must not be shorter"); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
352 assert(result_length == (int)strlen(result) + 1, "must match"); |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
353 return result; |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
354 } |
|
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6940
diff
changeset
|
355 |
| 6162 | 356 unsigned int java_lang_String::hash_string(oop java_string) { |
|
2418
352622fd140a
7032129: Native memory usage grow unexpectedly for vm/oom/*InternedString tests
never
parents:
2416
diff
changeset
|
357 int length = java_lang_String::length(java_string); |
| 6162 | 358 // Zero length string doesn't hash necessarily hash to zero. |
| 359 if (length == 0) { | |
| 360 return StringTable::hash_string(NULL, 0); | |
| 361 } | |
| 362 | |
| 363 typeArrayOop value = java_lang_String::value(java_string); | |
| 364 int offset = java_lang_String::offset(java_string); | |
| 365 return StringTable::hash_string(value->char_at_addr(offset), length); | |
|
2418
352622fd140a
7032129: Native memory usage grow unexpectedly for vm/oom/*InternedString tests
never
parents:
2416
diff
changeset
|
366 } |
|
352622fd140a
7032129: Native memory usage grow unexpectedly for vm/oom/*InternedString tests
never
parents:
2416
diff
changeset
|
367 |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
368 Symbol* java_lang_String::as_symbol(Handle java_string, TRAPS) { |
| 0 | 369 oop obj = java_string(); |
| 370 typeArrayOop value = java_lang_String::value(obj); | |
| 371 int offset = java_lang_String::offset(obj); | |
| 372 int length = java_lang_String::length(obj); | |
|
949
489a4f8dcd0f
6865583: Verbose CIPrintMethodCodes asserts when ldc an empty String
twisti
parents:
931
diff
changeset
|
373 jchar* base = (length == 0) ? NULL : value->char_at_addr(offset); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
374 Symbol* sym = SymbolTable::lookup_unicode(base, length, THREAD); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
375 return sym; |
| 0 | 376 } |
| 377 | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
378 Symbol* java_lang_String::as_symbol_or_null(oop java_string) { |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
379 typeArrayOop value = java_lang_String::value(java_string); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
380 int offset = java_lang_String::offset(java_string); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
381 int length = java_lang_String::length(java_string); |
|
949
489a4f8dcd0f
6865583: Verbose CIPrintMethodCodes asserts when ldc an empty String
twisti
parents:
931
diff
changeset
|
382 jchar* base = (length == 0) ? NULL : value->char_at_addr(offset); |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
383 return SymbolTable::probe_unicode(base, length); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
384 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
385 |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
386 |
| 0 | 387 int java_lang_String::utf8_length(oop java_string) { |
| 388 typeArrayOop value = java_lang_String::value(java_string); | |
| 389 int offset = java_lang_String::offset(java_string); | |
| 390 int length = java_lang_String::length(java_string); | |
| 391 jchar* position = (length == 0) ? NULL : value->char_at_addr(offset); | |
| 392 return UNICODE::utf8_length(position, length); | |
| 393 } | |
| 394 | |
| 395 char* java_lang_String::as_utf8_string(oop java_string) { | |
| 396 typeArrayOop value = java_lang_String::value(java_string); | |
| 397 int offset = java_lang_String::offset(java_string); | |
| 398 int length = java_lang_String::length(java_string); | |
| 399 jchar* position = (length == 0) ? NULL : value->char_at_addr(offset); | |
| 400 return UNICODE::as_utf8(position, length); | |
| 401 } | |
| 402 | |
|
1989
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
403 char* java_lang_String::as_utf8_string(oop java_string, char* buf, int buflen) { |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
404 typeArrayOop value = java_lang_String::value(java_string); |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
405 int offset = java_lang_String::offset(java_string); |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
406 int length = java_lang_String::length(java_string); |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
407 jchar* position = (length == 0) ? NULL : value->char_at_addr(offset); |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
408 return UNICODE::as_utf8(position, length, buf, buflen); |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
409 } |
|
017cd8bce8a8
6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars
sla
parents:
1980
diff
changeset
|
410 |
| 0 | 411 char* java_lang_String::as_utf8_string(oop java_string, int start, int len) { |
| 412 typeArrayOop value = java_lang_String::value(java_string); | |
| 413 int offset = java_lang_String::offset(java_string); | |
| 414 int length = java_lang_String::length(java_string); | |
| 415 assert(start + len <= length, "just checking"); | |
| 416 jchar* position = value->char_at_addr(offset + start); | |
| 417 return UNICODE::as_utf8(position, len); | |
| 418 } | |
| 419 | |
| 420 bool java_lang_String::equals(oop java_string, jchar* chars, int len) { | |
| 6867 | 421 assert(java_string->klass() == SystemDictionary::String_klass(), |
| 0 | 422 "must be java_string"); |
| 423 typeArrayOop value = java_lang_String::value(java_string); | |
| 424 int offset = java_lang_String::offset(java_string); | |
| 425 int length = java_lang_String::length(java_string); | |
| 426 if (length != len) { | |
| 427 return false; | |
| 428 } | |
| 429 for (int i = 0; i < len; i++) { | |
| 430 if (value->char_at(i + offset) != chars[i]) { | |
| 431 return false; | |
| 432 } | |
| 433 } | |
| 434 return true; | |
| 435 } | |
| 436 | |
| 437 void java_lang_String::print(Handle java_string, outputStream* st) { | |
| 438 oop obj = java_string(); | |
| 1142 | 439 assert(obj->klass() == SystemDictionary::String_klass(), "must be java_string"); |
| 0 | 440 typeArrayOop value = java_lang_String::value(obj); |
| 441 int offset = java_lang_String::offset(obj); | |
| 442 int length = java_lang_String::length(obj); | |
| 443 | |
| 444 int end = MIN2(length, 100); | |
| 445 if (value == NULL) { | |
| 446 // This can happen if, e.g., printing a String | |
| 447 // object before its initializer has been called | |
| 448 st->print_cr("NULL"); | |
| 449 } else { | |
| 450 st->print("\""); | |
| 451 for (int index = 0; index < length; index++) { | |
| 452 st->print("%c", value->char_at(index + offset)); | |
| 453 } | |
| 454 st->print("\""); | |
| 455 } | |
| 456 } | |
| 457 | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
458 static void initialize_static_field(fieldDescriptor* fd, TRAPS) { |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
459 Handle mirror (THREAD, fd->field_holder()->java_mirror()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
460 assert(mirror.not_null() && fd->is_static(), "just checking"); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
461 if (fd->has_initial_value()) { |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
462 BasicType t = fd->field_type(); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
463 switch (t) { |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
464 case T_BYTE: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
465 mirror()->byte_field_put(fd->offset(), fd->int_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
466 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
467 case T_BOOLEAN: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
468 mirror()->bool_field_put(fd->offset(), fd->int_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
469 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
470 case T_CHAR: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
471 mirror()->char_field_put(fd->offset(), fd->int_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
472 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
473 case T_SHORT: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
474 mirror()->short_field_put(fd->offset(), fd->int_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
475 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
476 case T_INT: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
477 mirror()->int_field_put(fd->offset(), fd->int_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
478 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
479 case T_FLOAT: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
480 mirror()->float_field_put(fd->offset(), fd->float_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
481 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
482 case T_DOUBLE: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
483 mirror()->double_field_put(fd->offset(), fd->double_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
484 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
485 case T_LONG: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
486 mirror()->long_field_put(fd->offset(), fd->long_initial_value()); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
487 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
488 case T_OBJECT: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
489 { |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
490 #ifdef ASSERT |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
491 TempNewSymbol sym = SymbolTable::new_symbol("Ljava/lang/String;", CHECK); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
492 assert(fd->signature() == sym, "just checking"); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
493 #endif |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
494 oop string = fd->string_initial_value(CHECK); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
495 mirror()->obj_field_put(fd->offset(), string); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
496 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
497 break; |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
498 default: |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
499 THROW_MSG(vmSymbols::java_lang_ClassFormatError(), |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
500 "Illegal ConstantValue attribute in class file"); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
501 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
502 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
503 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
504 |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
505 |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
506 void java_lang_Class::fixup_mirror(KlassHandle k, TRAPS) { |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
507 assert(InstanceMirrorKlass::offset_of_static_fields() != 0, "must have been computed already"); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
508 |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
509 // If the offset was read from the shared archive, it was fixed up already |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
510 if (!k->is_shared()) { |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
511 if (k->oop_is_instance()) { |
| 3938 | 512 // During bootstrap, java.lang.Class wasn't loaded so static field |
| 513 // offsets were computed without the size added it. Go back and | |
| 514 // update all the static field offsets to included the size. | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
515 for (JavaFieldStream fs(InstanceKlass::cast(k())); !fs.done(); fs.next()) { |
| 3938 | 516 if (fs.access_flags().is_static()) { |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
517 int real_offset = fs.offset() + InstanceMirrorKlass::offset_of_static_fields(); |
| 3938 | 518 fs.set_offset(real_offset); |
| 519 } | |
| 520 } | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
521 } |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
522 } |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
523 create_mirror(k, CHECK); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
524 } |
| 0 | 525 |
| 526 oop java_lang_Class::create_mirror(KlassHandle k, TRAPS) { | |
| 527 assert(k->java_mirror() == NULL, "should only assign mirror once"); | |
| 528 // Use this moment of initialization to cache modifier_flags also, | |
| 529 // to support Class.getModifiers(). Instance classes recalculate | |
| 530 // the cached flags after the class file is parsed, but before the | |
| 531 // class is put into the system dictionary. | |
| 532 int computed_modifiers = k->compute_modifier_flags(CHECK_0); | |
| 533 k->set_modifier_flags(computed_modifiers); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
534 // Class_klass has to be loaded because it is used to allocate |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
535 // the mirror. |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
536 if (SystemDictionary::Class_klass_loaded()) { |
| 0 | 537 // Allocate mirror (java.lang.Class instance) |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
538 Handle mirror = InstanceMirrorKlass::cast(SystemDictionary::Class_klass())->allocate_instance(k, CHECK_0); |
|
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
539 |
|
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
540 InstanceMirrorKlass* mk = InstanceMirrorKlass::cast(mirror->klass()); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
541 java_lang_Class::set_static_oop_field_count(mirror(), mk->compute_static_oop_field_count(mirror())); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
542 |
| 0 | 543 // It might also have a component mirror. This mirror must already exist. |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
544 if (k->oop_is_array()) { |
| 0 | 545 Handle comp_mirror; |
| 546 if (k->oop_is_typeArray()) { | |
|
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6735
diff
changeset
|
547 BasicType type = TypeArrayKlass::cast(k())->element_type(); |
| 0 | 548 comp_mirror = Universe::java_mirror(type); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
549 } else { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
550 assert(k->oop_is_objArray(), "Must be"); |
|
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6735
diff
changeset
|
551 Klass* element_klass = ObjArrayKlass::cast(k())->element_klass(); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
552 assert(element_klass != NULL, "Must have an element klass"); |
| 6983 | 553 comp_mirror = element_klass->java_mirror(); |
| 0 | 554 } |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
555 assert(comp_mirror.not_null(), "must have a mirror"); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
556 |
| 0 | 557 // Two-way link between the array klass and its component mirror: |
|
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6735
diff
changeset
|
558 ArrayKlass::cast(k())->set_component_mirror(comp_mirror()); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
559 set_array_klass(comp_mirror(), k()); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
560 } else { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
561 assert(k->oop_is_instance(), "Must be"); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
562 // Initialize static fields |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
563 InstanceKlass::cast(k())->do_local_static_fields(&initialize_static_field, CHECK_NULL); |
| 0 | 564 } |
| 565 return mirror(); | |
| 566 } else { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
567 if (fixup_mirror_list() == NULL) { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
568 GrowableArray<Klass*>* list = |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
569 new (ResourceObj::C_HEAP, mtClass) GrowableArray<Klass*>(40, true); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
570 set_fixup_mirror_list(list); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
571 } |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
572 fixup_mirror_list()->push(k()); |
| 0 | 573 return NULL; |
| 574 } | |
| 575 } | |
| 576 | |
| 577 | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
578 |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
579 int java_lang_Class::oop_size(oop java_class) { |
| 3938 | 580 assert(_oop_size_offset != 0, "must be set"); |
| 581 return java_class->int_field(_oop_size_offset); | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
582 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
583 void java_lang_Class::set_oop_size(oop java_class, int size) { |
| 3938 | 584 assert(_oop_size_offset != 0, "must be set"); |
| 585 java_class->int_field_put(_oop_size_offset, size); | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
586 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
587 int java_lang_Class::static_oop_field_count(oop java_class) { |
| 3938 | 588 assert(_static_oop_field_count_offset != 0, "must be set"); |
| 589 return java_class->int_field(_static_oop_field_count_offset); | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
590 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
591 void java_lang_Class::set_static_oop_field_count(oop java_class, int size) { |
| 3938 | 592 assert(_static_oop_field_count_offset != 0, "must be set"); |
| 593 java_class->int_field_put(_static_oop_field_count_offset, size); | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
594 } |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
595 |
| 0 | 596 oop java_lang_Class::create_basic_type_mirror(const char* basic_type_name, BasicType type, TRAPS) { |
| 597 // This should be improved by adding a field at the Java level or by | |
| 598 // introducing a new VM klass (see comment in ClassFileParser) | |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
599 oop java_class = InstanceMirrorKlass::cast(SystemDictionary::Class_klass())->allocate_instance(NULL, CHECK_0); |
| 0 | 600 if (type != T_VOID) { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
601 Klass* aklass = Universe::typeArrayKlassObj(type); |
| 0 | 602 assert(aklass != NULL, "correct bootstrap"); |
| 603 set_array_klass(java_class, aklass); | |
| 604 } | |
| 4009 | 605 #ifdef ASSERT |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
606 InstanceMirrorKlass* mk = InstanceMirrorKlass::cast(SystemDictionary::Class_klass()); |
| 4009 | 607 assert(java_lang_Class::static_oop_field_count(java_class) == 0, "should have been zeroed by allocation"); |
| 608 #endif | |
| 0 | 609 return java_class; |
| 610 } | |
| 611 | |
|
6948
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
612 #ifdef GRAAL |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
613 oop java_lang_Class::graal_mirror(oop java_class) { |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
614 assert(_graal_mirror_offset != 0, "must be set"); |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
615 return java_class->obj_field(_graal_mirror_offset); |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
616 } |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
617 #endif |
| 0 | 618 |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
619 Klass* java_lang_Class::as_Klass(oop java_class) { |
| 0 | 620 //%note memory_2 |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
621 assert(java_lang_Class::is_instance(java_class), "must be a Class object"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
622 Klass* k = ((Klass*)java_class->metadata_field(_klass_offset)); |
| 0 | 623 assert(k == NULL || k->is_klass(), "type check"); |
| 624 return k; | |
| 625 } | |
| 626 | |
| 627 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
628 void java_lang_Class::set_klass(oop java_class, Klass* klass) { |
| 4009 | 629 assert(java_lang_Class::is_instance(java_class), "must be a Class object"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
630 java_class->metadata_field_put(_klass_offset, klass); |
| 4009 | 631 } |
| 632 | |
| 633 | |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
634 void java_lang_Class::print_signature(oop java_class, outputStream* st) { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
635 assert(java_lang_Class::is_instance(java_class), "must be a Class object"); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
636 Symbol* name = NULL; |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
637 bool is_instance = false; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
638 if (is_primitive(java_class)) { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
639 name = vmSymbols::type_signature(primitive_type(java_class)); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
640 } else { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
641 Klass* k = as_Klass(java_class); |
| 6983 | 642 is_instance = k->oop_is_instance(); |
| 643 name = k->name(); | |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
644 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
645 if (name == NULL) { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
646 st->print("<null>"); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
647 return; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
648 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
649 if (is_instance) st->print("L"); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
650 st->write((char*) name->base(), (int) name->utf8_length()); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
651 if (is_instance) st->print(";"); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
652 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
653 |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
654 Symbol* java_lang_Class::as_signature(oop java_class, bool intern_if_not_found, TRAPS) { |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
655 assert(java_lang_Class::is_instance(java_class), "must be a Class object"); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
656 Symbol* name; |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
657 if (is_primitive(java_class)) { |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
658 name = vmSymbols::type_signature(primitive_type(java_class)); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
659 // Because this can create a new symbol, the caller has to decrement |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
660 // the refcount, so make adjustment here and below for symbols returned |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
661 // that are not created or incremented due to a successful lookup. |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
662 name->increment_refcount(); |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
663 } else { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
664 Klass* k = as_Klass(java_class); |
| 6983 | 665 if (!k->oop_is_instance()) { |
| 666 name = k->name(); | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
667 name->increment_refcount(); |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
668 } else { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
669 ResourceMark rm; |
| 6983 | 670 const char* sigstr = k->signature_name(); |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
671 int siglen = (int) strlen(sigstr); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
672 if (!intern_if_not_found) { |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
673 name = SymbolTable::probe(sigstr, siglen); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
674 } else { |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
675 name = SymbolTable::new_symbol(sigstr, siglen, THREAD); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
676 } |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
677 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
678 } |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
679 return name; |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
680 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
681 |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
682 |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
683 Klass* java_lang_Class::array_klass(oop java_class) { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
684 Klass* k = ((Klass*)java_class->metadata_field(_array_klass_offset)); |
| 6983 | 685 assert(k == NULL || k->is_klass() && k->oop_is_array(), "should be array klass"); |
| 0 | 686 return k; |
| 687 } | |
| 688 | |
| 689 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
690 void java_lang_Class::set_array_klass(oop java_class, Klass* klass) { |
| 6983 | 691 assert(klass->is_klass() && klass->oop_is_array(), "should be array klass"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
692 java_class->metadata_field_put(_array_klass_offset, klass); |
| 0 | 693 } |
| 694 | |
| 695 | |
| 696 bool java_lang_Class::is_primitive(oop java_class) { | |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
697 // should assert: |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
698 //assert(java_lang_Class::is_instance(java_class), "must be a Class object"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
699 bool is_primitive = (java_class->metadata_field(_klass_offset) == NULL); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
700 |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
701 #ifdef ASSERT |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
702 if (is_primitive) { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
703 Klass* k = ((Klass*)java_class->metadata_field(_array_klass_offset)); |
|
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6735
diff
changeset
|
704 assert(k == NULL || is_java_primitive(ArrayKlass::cast(k)->element_type()), |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
705 "Should be either the T_VOID primitive or a java primitive"); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
706 } |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
707 #endif |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
708 |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
709 return is_primitive; |
| 0 | 710 } |
| 711 | |
| 712 | |
| 713 BasicType java_lang_Class::primitive_type(oop java_class) { | |
| 714 assert(java_lang_Class::is_primitive(java_class), "just checking"); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
715 Klass* ak = ((Klass*)java_class->metadata_field(_array_klass_offset)); |
| 0 | 716 BasicType type = T_VOID; |
| 717 if (ak != NULL) { | |
| 718 // Note: create_basic_type_mirror above initializes ak to a non-null value. | |
|
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6735
diff
changeset
|
719 type = ArrayKlass::cast(ak)->element_type(); |
| 0 | 720 } else { |
| 721 assert(java_class == Universe::void_mirror(), "only valid non-array primitive"); | |
| 722 } | |
| 723 assert(Universe::java_mirror(type) == java_class, "must be consistent"); | |
| 724 return type; | |
| 725 } | |
| 726 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
727 BasicType java_lang_Class::as_BasicType(oop java_class, Klass** reference_klass) { |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
728 assert(java_lang_Class::is_instance(java_class), "must be a Class object"); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
729 if (is_primitive(java_class)) { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
730 if (reference_klass != NULL) |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
731 (*reference_klass) = NULL; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
732 return primitive_type(java_class); |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
733 } else { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
734 if (reference_klass != NULL) |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
735 (*reference_klass) = as_Klass(java_class); |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
736 return T_OBJECT; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
737 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
738 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
739 |
| 0 | 740 |
| 741 oop java_lang_Class::primitive_mirror(BasicType t) { | |
| 742 oop mirror = Universe::java_mirror(t); | |
| 1142 | 743 assert(mirror != NULL && mirror->is_a(SystemDictionary::Class_klass()), "must be a Class"); |
| 0 | 744 assert(java_lang_Class::is_primitive(mirror), "must be primitive"); |
| 745 return mirror; | |
| 746 } | |
| 747 | |
| 748 bool java_lang_Class::offsets_computed = false; | |
| 749 int java_lang_Class::classRedefinedCount_offset = -1; | |
| 750 | |
| 751 void java_lang_Class::compute_offsets() { | |
| 752 assert(!offsets_computed, "offsets should be initialized only once"); | |
| 753 offsets_computed = true; | |
| 754 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
755 Klass* klass_oop = SystemDictionary::Class_klass(); |
| 0 | 756 // The classRedefinedCount field is only present starting in 1.5, |
| 757 // so don't go fatal. | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
758 compute_optional_offset(classRedefinedCount_offset, |
| 3938 | 759 klass_oop, vmSymbols::classRedefinedCount_name(), vmSymbols::int_signature()); |
| 760 | |
| 761 CLASS_INJECTED_FIELDS(INJECTED_FIELD_COMPUTE_OFFSET); | |
| 0 | 762 } |
| 763 | |
| 764 int java_lang_Class::classRedefinedCount(oop the_class_mirror) { | |
| 765 if (!JDK_Version::is_gte_jdk15x_version() | |
| 766 || classRedefinedCount_offset == -1) { | |
| 767 // The classRedefinedCount field is only present starting in 1.5. | |
| 768 // If we don't have an offset for it then just return -1 as a marker. | |
| 769 return -1; | |
| 770 } | |
| 771 | |
| 772 return the_class_mirror->int_field(classRedefinedCount_offset); | |
| 773 } | |
| 774 | |
| 775 void java_lang_Class::set_classRedefinedCount(oop the_class_mirror, int value) { | |
| 776 if (!JDK_Version::is_gte_jdk15x_version() | |
| 777 || classRedefinedCount_offset == -1) { | |
| 778 // The classRedefinedCount field is only present starting in 1.5. | |
| 779 // If we don't have an offset for it then nothing to set. | |
| 780 return; | |
| 781 } | |
| 782 | |
| 783 the_class_mirror->int_field_put(classRedefinedCount_offset, value); | |
| 784 } | |
| 785 | |
| 786 | |
| 787 // Note: JDK1.1 and before had a privateInfo_offset field which was used for the | |
| 788 // platform thread structure, and a eetop offset which was used for thread | |
| 789 // local storage (and unused by the HotSpot VM). In JDK1.2 the two structures | |
| 790 // merged, so in the HotSpot VM we just use the eetop field for the thread | |
| 791 // instead of the privateInfo_offset. | |
| 792 // | |
| 793 // Note: The stackSize field is only present starting in 1.4. | |
| 794 | |
| 795 int java_lang_Thread::_name_offset = 0; | |
| 796 int java_lang_Thread::_group_offset = 0; | |
| 797 int java_lang_Thread::_contextClassLoader_offset = 0; | |
| 798 int java_lang_Thread::_inheritedAccessControlContext_offset = 0; | |
| 799 int java_lang_Thread::_priority_offset = 0; | |
| 800 int java_lang_Thread::_eetop_offset = 0; | |
| 801 int java_lang_Thread::_daemon_offset = 0; | |
| 802 int java_lang_Thread::_stillborn_offset = 0; | |
| 803 int java_lang_Thread::_stackSize_offset = 0; | |
| 804 int java_lang_Thread::_tid_offset = 0; | |
| 805 int java_lang_Thread::_thread_status_offset = 0; | |
| 806 int java_lang_Thread::_park_blocker_offset = 0; | |
| 807 int java_lang_Thread::_park_event_offset = 0 ; | |
| 808 | |
| 809 | |
| 810 void java_lang_Thread::compute_offsets() { | |
| 811 assert(_group_offset == 0, "offsets should be initialized only once"); | |
| 812 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
813 Klass* k = SystemDictionary::Thread_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
814 compute_offset(_name_offset, k, vmSymbols::name_name(), vmSymbols::char_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
815 compute_offset(_group_offset, k, vmSymbols::group_name(), vmSymbols::threadgroup_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
816 compute_offset(_contextClassLoader_offset, k, vmSymbols::contextClassLoader_name(), vmSymbols::classloader_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
817 compute_offset(_inheritedAccessControlContext_offset, k, vmSymbols::inheritedAccessControlContext_name(), vmSymbols::accesscontrolcontext_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
818 compute_offset(_priority_offset, k, vmSymbols::priority_name(), vmSymbols::int_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
819 compute_offset(_daemon_offset, k, vmSymbols::daemon_name(), vmSymbols::bool_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
820 compute_offset(_eetop_offset, k, vmSymbols::eetop_name(), vmSymbols::long_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
821 compute_offset(_stillborn_offset, k, vmSymbols::stillborn_name(), vmSymbols::bool_signature()); |
| 0 | 822 // The stackSize field is only present starting in 1.4, so don't go fatal. |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
823 compute_optional_offset(_stackSize_offset, k, vmSymbols::stackSize_name(), vmSymbols::long_signature()); |
| 0 | 824 // The tid and thread_status fields are only present starting in 1.5, so don't go fatal. |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
825 compute_optional_offset(_tid_offset, k, vmSymbols::thread_id_name(), vmSymbols::long_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
826 compute_optional_offset(_thread_status_offset, k, vmSymbols::thread_status_name(), vmSymbols::int_signature()); |
| 0 | 827 // The parkBlocker field is only present starting in 1.6, so don't go fatal. |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
828 compute_optional_offset(_park_blocker_offset, k, vmSymbols::park_blocker_name(), vmSymbols::object_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
829 compute_optional_offset(_park_event_offset, k, vmSymbols::park_event_name(), |
| 0 | 830 vmSymbols::long_signature()); |
| 831 } | |
| 832 | |
| 833 | |
| 834 JavaThread* java_lang_Thread::thread(oop java_thread) { | |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
835 return (JavaThread*)java_thread->address_field(_eetop_offset); |
| 0 | 836 } |
| 837 | |
| 838 | |
| 839 void java_lang_Thread::set_thread(oop java_thread, JavaThread* thread) { | |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
840 java_thread->address_field_put(_eetop_offset, (address)thread); |
| 0 | 841 } |
| 842 | |
| 843 | |
| 844 typeArrayOop java_lang_Thread::name(oop java_thread) { | |
| 845 oop name = java_thread->obj_field(_name_offset); | |
|
6831
d8ce2825b193
8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
coleenp
parents:
6735
diff
changeset
|
846 assert(name == NULL || (name->is_typeArray() && TypeArrayKlass::cast(name->klass())->element_type() == T_CHAR), "just checking"); |
| 0 | 847 return typeArrayOop(name); |
| 848 } | |
| 849 | |
| 850 | |
| 851 void java_lang_Thread::set_name(oop java_thread, typeArrayOop name) { | |
| 852 assert(java_thread->obj_field(_name_offset) == NULL, "name should be NULL"); | |
| 853 java_thread->obj_field_put(_name_offset, name); | |
| 854 } | |
| 855 | |
| 856 | |
| 857 ThreadPriority java_lang_Thread::priority(oop java_thread) { | |
| 858 return (ThreadPriority)java_thread->int_field(_priority_offset); | |
| 859 } | |
| 860 | |
| 861 | |
| 862 void java_lang_Thread::set_priority(oop java_thread, ThreadPriority priority) { | |
| 863 java_thread->int_field_put(_priority_offset, priority); | |
| 864 } | |
| 865 | |
| 866 | |
| 867 oop java_lang_Thread::threadGroup(oop java_thread) { | |
| 868 return java_thread->obj_field(_group_offset); | |
| 869 } | |
| 870 | |
| 871 | |
| 872 bool java_lang_Thread::is_stillborn(oop java_thread) { | |
| 873 return java_thread->bool_field(_stillborn_offset) != 0; | |
| 874 } | |
| 875 | |
| 876 | |
| 877 // We never have reason to turn the stillborn bit off | |
| 878 void java_lang_Thread::set_stillborn(oop java_thread) { | |
| 879 java_thread->bool_field_put(_stillborn_offset, true); | |
| 880 } | |
| 881 | |
| 882 | |
| 883 bool java_lang_Thread::is_alive(oop java_thread) { | |
| 884 JavaThread* thr = java_lang_Thread::thread(java_thread); | |
| 885 return (thr != NULL); | |
| 886 } | |
| 887 | |
| 888 | |
| 889 bool java_lang_Thread::is_daemon(oop java_thread) { | |
| 890 return java_thread->bool_field(_daemon_offset) != 0; | |
| 891 } | |
| 892 | |
| 893 | |
| 894 void java_lang_Thread::set_daemon(oop java_thread) { | |
| 895 java_thread->bool_field_put(_daemon_offset, true); | |
| 896 } | |
| 897 | |
| 898 oop java_lang_Thread::context_class_loader(oop java_thread) { | |
| 899 return java_thread->obj_field(_contextClassLoader_offset); | |
| 900 } | |
| 901 | |
| 902 oop java_lang_Thread::inherited_access_control_context(oop java_thread) { | |
| 903 return java_thread->obj_field(_inheritedAccessControlContext_offset); | |
| 904 } | |
| 905 | |
| 906 | |
| 907 jlong java_lang_Thread::stackSize(oop java_thread) { | |
| 908 // The stackSize field is only present starting in 1.4 | |
| 909 if (_stackSize_offset > 0) { | |
| 910 assert(JDK_Version::is_gte_jdk14x_version(), "sanity check"); | |
| 911 return java_thread->long_field(_stackSize_offset); | |
| 912 } else { | |
| 913 return 0; | |
| 914 } | |
| 915 } | |
| 916 | |
| 917 // Write the thread status value to threadStatus field in java.lang.Thread java class. | |
| 918 void java_lang_Thread::set_thread_status(oop java_thread, | |
| 919 java_lang_Thread::ThreadStatus status) { | |
| 920 // The threadStatus is only present starting in 1.5 | |
| 921 if (_thread_status_offset > 0) { | |
| 922 java_thread->int_field_put(_thread_status_offset, status); | |
| 923 } | |
| 924 } | |
| 925 | |
| 926 // Read thread status value from threadStatus field in java.lang.Thread java class. | |
| 927 java_lang_Thread::ThreadStatus java_lang_Thread::get_thread_status(oop java_thread) { | |
| 928 assert(Thread::current()->is_VM_thread() || | |
| 929 JavaThread::current()->thread_state() == _thread_in_vm, | |
| 930 "Java Thread is not running in vm"); | |
| 931 // The threadStatus is only present starting in 1.5 | |
| 932 if (_thread_status_offset > 0) { | |
| 933 return (java_lang_Thread::ThreadStatus)java_thread->int_field(_thread_status_offset); | |
| 934 } else { | |
| 935 // All we can easily figure out is if it is alive, but that is | |
| 936 // enough info for a valid unknown status. | |
| 937 // These aren't restricted to valid set ThreadStatus values, so | |
| 938 // use JVMTI values and cast. | |
| 939 JavaThread* thr = java_lang_Thread::thread(java_thread); | |
| 940 if (thr == NULL) { | |
| 941 // the thread hasn't run yet or is in the process of exiting | |
| 942 return NEW; | |
| 943 } | |
| 944 return (java_lang_Thread::ThreadStatus)JVMTI_THREAD_STATE_ALIVE; | |
| 945 } | |
| 946 } | |
| 947 | |
| 948 | |
| 949 jlong java_lang_Thread::thread_id(oop java_thread) { | |
| 950 // The thread ID field is only present starting in 1.5 | |
| 951 if (_tid_offset > 0) { | |
| 952 return java_thread->long_field(_tid_offset); | |
| 953 } else { | |
| 954 return 0; | |
| 955 } | |
| 956 } | |
| 957 | |
| 958 oop java_lang_Thread::park_blocker(oop java_thread) { | |
| 242 | 959 assert(JDK_Version::current().supports_thread_park_blocker() && |
| 960 _park_blocker_offset != 0, "Must support parkBlocker field"); | |
| 0 | 961 |
| 962 if (_park_blocker_offset > 0) { | |
| 963 return java_thread->obj_field(_park_blocker_offset); | |
| 964 } | |
| 965 | |
| 966 return NULL; | |
| 967 } | |
| 968 | |
| 969 jlong java_lang_Thread::park_event(oop java_thread) { | |
| 970 if (_park_event_offset > 0) { | |
| 971 return java_thread->long_field(_park_event_offset); | |
| 972 } | |
| 973 return 0; | |
| 974 } | |
| 975 | |
| 976 bool java_lang_Thread::set_park_event(oop java_thread, jlong ptr) { | |
| 977 if (_park_event_offset > 0) { | |
| 978 java_thread->long_field_put(_park_event_offset, ptr); | |
| 979 return true; | |
| 980 } | |
| 981 return false; | |
| 982 } | |
| 983 | |
| 984 | |
| 985 const char* java_lang_Thread::thread_status_name(oop java_thread) { | |
| 986 assert(JDK_Version::is_gte_jdk15x_version() && _thread_status_offset != 0, "Must have thread status"); | |
| 987 ThreadStatus status = (java_lang_Thread::ThreadStatus)java_thread->int_field(_thread_status_offset); | |
| 988 switch (status) { | |
| 989 case NEW : return "NEW"; | |
| 990 case RUNNABLE : return "RUNNABLE"; | |
| 991 case SLEEPING : return "TIMED_WAITING (sleeping)"; | |
| 992 case IN_OBJECT_WAIT : return "WAITING (on object monitor)"; | |
| 993 case IN_OBJECT_WAIT_TIMED : return "TIMED_WAITING (on object monitor)"; | |
| 994 case PARKED : return "WAITING (parking)"; | |
| 995 case PARKED_TIMED : return "TIMED_WAITING (parking)"; | |
| 996 case BLOCKED_ON_MONITOR_ENTER : return "BLOCKED (on object monitor)"; | |
| 997 case TERMINATED : return "TERMINATED"; | |
| 998 default : return "UNKNOWN"; | |
| 999 }; | |
| 1000 } | |
| 1001 int java_lang_ThreadGroup::_parent_offset = 0; | |
| 1002 int java_lang_ThreadGroup::_name_offset = 0; | |
| 1003 int java_lang_ThreadGroup::_threads_offset = 0; | |
| 1004 int java_lang_ThreadGroup::_groups_offset = 0; | |
| 1005 int java_lang_ThreadGroup::_maxPriority_offset = 0; | |
| 1006 int java_lang_ThreadGroup::_destroyed_offset = 0; | |
| 1007 int java_lang_ThreadGroup::_daemon_offset = 0; | |
| 1008 int java_lang_ThreadGroup::_vmAllowSuspension_offset = 0; | |
| 1009 int java_lang_ThreadGroup::_nthreads_offset = 0; | |
| 1010 int java_lang_ThreadGroup::_ngroups_offset = 0; | |
| 1011 | |
| 1012 oop java_lang_ThreadGroup::parent(oop java_thread_group) { | |
| 1013 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1014 return java_thread_group->obj_field(_parent_offset); | |
| 1015 } | |
| 1016 | |
| 1017 // ("name as oop" accessor is not necessary) | |
| 1018 | |
| 1019 typeArrayOop java_lang_ThreadGroup::name(oop java_thread_group) { | |
| 1020 oop name = java_thread_group->obj_field(_name_offset); | |
| 1021 // ThreadGroup.name can be null | |
| 1022 return name == NULL ? (typeArrayOop)NULL : java_lang_String::value(name); | |
| 1023 } | |
| 1024 | |
| 1025 int java_lang_ThreadGroup::nthreads(oop java_thread_group) { | |
| 1026 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1027 return java_thread_group->int_field(_nthreads_offset); | |
| 1028 } | |
| 1029 | |
| 1030 objArrayOop java_lang_ThreadGroup::threads(oop java_thread_group) { | |
| 1031 oop threads = java_thread_group->obj_field(_threads_offset); | |
| 1032 assert(threads != NULL, "threadgroups should have threads"); | |
| 1033 assert(threads->is_objArray(), "just checking"); // Todo: Add better type checking code | |
| 1034 return objArrayOop(threads); | |
| 1035 } | |
| 1036 | |
| 1037 int java_lang_ThreadGroup::ngroups(oop java_thread_group) { | |
| 1038 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1039 return java_thread_group->int_field(_ngroups_offset); | |
| 1040 } | |
| 1041 | |
| 1042 objArrayOop java_lang_ThreadGroup::groups(oop java_thread_group) { | |
| 1043 oop groups = java_thread_group->obj_field(_groups_offset); | |
| 1044 assert(groups == NULL || groups->is_objArray(), "just checking"); // Todo: Add better type checking code | |
| 1045 return objArrayOop(groups); | |
| 1046 } | |
| 1047 | |
| 1048 ThreadPriority java_lang_ThreadGroup::maxPriority(oop java_thread_group) { | |
| 1049 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1050 return (ThreadPriority) java_thread_group->int_field(_maxPriority_offset); | |
| 1051 } | |
| 1052 | |
| 1053 bool java_lang_ThreadGroup::is_destroyed(oop java_thread_group) { | |
| 1054 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1055 return java_thread_group->bool_field(_destroyed_offset) != 0; | |
| 1056 } | |
| 1057 | |
| 1058 bool java_lang_ThreadGroup::is_daemon(oop java_thread_group) { | |
| 1059 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1060 return java_thread_group->bool_field(_daemon_offset) != 0; | |
| 1061 } | |
| 1062 | |
| 1063 bool java_lang_ThreadGroup::is_vmAllowSuspension(oop java_thread_group) { | |
| 1064 assert(java_thread_group->is_oop(), "thread group must be oop"); | |
| 1065 return java_thread_group->bool_field(_vmAllowSuspension_offset) != 0; | |
| 1066 } | |
| 1067 | |
| 1068 void java_lang_ThreadGroup::compute_offsets() { | |
| 1069 assert(_parent_offset == 0, "offsets should be initialized only once"); | |
| 1070 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1071 Klass* k = SystemDictionary::ThreadGroup_klass(); |
| 0 | 1072 |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1073 compute_offset(_parent_offset, k, vmSymbols::parent_name(), vmSymbols::threadgroup_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1074 compute_offset(_name_offset, k, vmSymbols::name_name(), vmSymbols::string_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1075 compute_offset(_threads_offset, k, vmSymbols::threads_name(), vmSymbols::thread_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1076 compute_offset(_groups_offset, k, vmSymbols::groups_name(), vmSymbols::threadgroup_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1077 compute_offset(_maxPriority_offset, k, vmSymbols::maxPriority_name(), vmSymbols::int_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1078 compute_offset(_destroyed_offset, k, vmSymbols::destroyed_name(), vmSymbols::bool_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1079 compute_offset(_daemon_offset, k, vmSymbols::daemon_name(), vmSymbols::bool_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1080 compute_offset(_vmAllowSuspension_offset, k, vmSymbols::vmAllowSuspension_name(), vmSymbols::bool_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1081 compute_offset(_nthreads_offset, k, vmSymbols::nthreads_name(), vmSymbols::int_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1082 compute_offset(_ngroups_offset, k, vmSymbols::ngroups_name(), vmSymbols::int_signature()); |
| 0 | 1083 } |
| 1084 | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1085 oop java_lang_Throwable::unassigned_stacktrace() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1086 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::Throwable_klass()); |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1087 address addr = ik->static_field_addr(static_unassigned_stacktrace_offset); |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1088 if (UseCompressedOops) { |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1089 return oopDesc::load_decode_heap_oop((narrowOop *)addr); |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1090 } else { |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1091 return oopDesc::load_decode_heap_oop((oop*)addr); |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1092 } |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1093 } |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1094 |
| 0 | 1095 oop java_lang_Throwable::backtrace(oop throwable) { |
| 1096 return throwable->obj_field_acquire(backtrace_offset); | |
| 1097 } | |
| 1098 | |
| 1099 | |
| 1100 void java_lang_Throwable::set_backtrace(oop throwable, oop value) { | |
| 1101 throwable->release_obj_field_put(backtrace_offset, value); | |
| 1102 } | |
| 1103 | |
| 1104 | |
| 1105 oop java_lang_Throwable::message(oop throwable) { | |
| 1106 return throwable->obj_field(detailMessage_offset); | |
| 1107 } | |
| 1108 | |
| 1109 | |
| 1110 oop java_lang_Throwable::message(Handle throwable) { | |
| 1111 return throwable->obj_field(detailMessage_offset); | |
| 1112 } | |
| 1113 | |
| 1114 | |
| 1115 void java_lang_Throwable::set_message(oop throwable, oop value) { | |
| 1116 throwable->obj_field_put(detailMessage_offset, value); | |
| 1117 } | |
| 1118 | |
| 1119 | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1120 void java_lang_Throwable::set_stacktrace(oop throwable, oop st_element_array) { |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1121 throwable->obj_field_put(stackTrace_offset, st_element_array); |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1122 } |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1123 |
| 0 | 1124 void java_lang_Throwable::clear_stacktrace(oop throwable) { |
| 1125 assert(JDK_Version::is_gte_jdk14x_version(), "should only be called in >= 1.4"); | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1126 set_stacktrace(throwable, NULL); |
| 0 | 1127 } |
| 1128 | |
| 1129 | |
| 1130 void java_lang_Throwable::print(oop throwable, outputStream* st) { | |
| 1131 ResourceMark rm; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1132 Klass* k = throwable->klass(); |
| 0 | 1133 assert(k != NULL, "just checking"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1134 st->print("%s", InstanceKlass::cast(k)->external_name()); |
| 0 | 1135 oop msg = message(throwable); |
| 1136 if (msg != NULL) { | |
| 1137 st->print(": %s", java_lang_String::as_utf8_string(msg)); | |
| 1138 } | |
| 1139 } | |
| 1140 | |
| 1141 | |
| 1142 void java_lang_Throwable::print(Handle throwable, outputStream* st) { | |
| 1143 ResourceMark rm; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1144 Klass* k = throwable->klass(); |
| 0 | 1145 assert(k != NULL, "just checking"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1146 st->print("%s", InstanceKlass::cast(k)->external_name()); |
| 0 | 1147 oop msg = message(throwable); |
| 1148 if (msg != NULL) { | |
| 1149 st->print(": %s", java_lang_String::as_utf8_string(msg)); | |
| 1150 } | |
| 1151 } | |
| 1152 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1153 // After this many redefines, the stack trace is unreliable. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1154 const int MAX_VERSION = USHRT_MAX; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1155 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1156 // Helper backtrace functions to store bci|version together. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1157 static inline int merge_bci_and_version(int bci, int version) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1158 // only store u2 for version, checking for overflow. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1159 if (version > USHRT_MAX || version < 0) version = MAX_VERSION; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1160 assert((jushort)bci == bci, "bci should be short"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1161 return build_int_from_shorts(version, bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1162 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1163 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1164 static inline int bci_at(unsigned int merged) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1165 return extract_high_short_from_int(merged); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1166 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1167 static inline int version_at(unsigned int merged) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1168 return extract_low_short_from_int(merged); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1169 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1170 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1171 static inline bool version_matches(Method* method, int version) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1172 return (method->constants()->version() == version && version < MAX_VERSION); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1173 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1174 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1175 static inline int get_line_number(Method* method, int bci) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1176 int line_number = 0; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1177 if (method->is_native()) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1178 // Negative value different from -1 below, enabling Java code in |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1179 // class java.lang.StackTraceElement to distinguish "native" from |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1180 // "no LineNumberTable". JDK tests for -2. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1181 line_number = -2; |
| 0 | 1182 } else { |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1183 // Returns -1 if no LineNumberTable, and otherwise actual line number |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1184 line_number = method->line_number_from_bci(bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1185 if (line_number == -1 && ShowHiddenFrames) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1186 line_number = bci + 1000000; |
| 0 | 1187 } |
| 1188 } | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1189 return line_number; |
| 0 | 1190 } |
| 1191 | |
| 1192 // This class provides a simple wrapper over the internal structure of | |
| 1193 // exception backtrace to insulate users of the backtrace from needing | |
| 1194 // to know what it looks like. | |
| 1195 class BacktraceBuilder: public StackObj { | |
| 1196 private: | |
| 1197 Handle _backtrace; | |
| 1198 objArrayOop _head; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1199 typeArrayOop _methods; |
| 0 | 1200 typeArrayOop _bcis; |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1201 objArrayOop _mirrors; |
| 0 | 1202 int _index; |
| 1203 No_Safepoint_Verifier _nsv; | |
| 1204 | |
| 1205 public: | |
| 1206 | |
| 1207 enum { | |
| 1208 trace_methods_offset = java_lang_Throwable::trace_methods_offset, | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1209 trace_bcis_offset = java_lang_Throwable::trace_bcis_offset, |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1210 trace_mirrors_offset = java_lang_Throwable::trace_mirrors_offset, |
| 0 | 1211 trace_next_offset = java_lang_Throwable::trace_next_offset, |
| 1212 trace_size = java_lang_Throwable::trace_size, | |
| 1213 trace_chunk_size = java_lang_Throwable::trace_chunk_size | |
| 1214 }; | |
| 1215 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1216 // get info out of chunks |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1217 static typeArrayOop get_methods(objArrayHandle chunk) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1218 typeArrayOop methods = typeArrayOop(chunk->obj_at(trace_methods_offset)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1219 assert(methods != NULL, "method array should be initialized in backtrace"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1220 return methods; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1221 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1222 static typeArrayOop get_bcis(objArrayHandle chunk) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1223 typeArrayOop bcis = typeArrayOop(chunk->obj_at(trace_bcis_offset)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1224 assert(bcis != NULL, "bci array should be initialized in backtrace"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1225 return bcis; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1226 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1227 static objArrayOop get_mirrors(objArrayHandle chunk) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1228 objArrayOop mirrors = objArrayOop(chunk->obj_at(trace_mirrors_offset)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1229 assert(mirrors != NULL, "mirror array should be initialized in backtrace"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1230 return mirrors; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1231 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1232 |
| 0 | 1233 // constructor for new backtrace |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1234 BacktraceBuilder(TRAPS): _methods(NULL), _bcis(NULL), _head(NULL), _mirrors(NULL) { |
| 0 | 1235 expand(CHECK); |
| 1236 _backtrace = _head; | |
| 1237 _index = 0; | |
| 1238 } | |
| 1239 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1240 BacktraceBuilder(objArrayHandle backtrace) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1241 _methods = get_methods(backtrace); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1242 _bcis = get_bcis(backtrace); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1243 _mirrors = get_mirrors(backtrace); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1244 assert(_methods->length() == _bcis->length() && |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1245 _methods->length() == _mirrors->length(), |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1246 "method and source information arrays should match"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1247 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1248 // head is the preallocated backtrace |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1249 _backtrace = _head = backtrace(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1250 _index = 0; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1251 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1252 |
| 0 | 1253 void expand(TRAPS) { |
| 1254 objArrayHandle old_head(THREAD, _head); | |
| 1255 Pause_No_Safepoint_Verifier pnsv(&_nsv); | |
| 1256 | |
| 1257 objArrayOop head = oopFactory::new_objectArray(trace_size, CHECK); | |
| 1258 objArrayHandle new_head(THREAD, head); | |
| 1259 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1260 typeArrayOop methods = oopFactory::new_shortArray(trace_chunk_size, CHECK); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1261 typeArrayHandle new_methods(THREAD, methods); |
| 0 | 1262 |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1263 typeArrayOop bcis = oopFactory::new_intArray(trace_chunk_size, CHECK); |
| 0 | 1264 typeArrayHandle new_bcis(THREAD, bcis); |
| 1265 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1266 objArrayOop mirrors = oopFactory::new_objectArray(trace_chunk_size, CHECK); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1267 objArrayHandle new_mirrors(THREAD, mirrors); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1268 |
| 0 | 1269 if (!old_head.is_null()) { |
| 1270 old_head->obj_at_put(trace_next_offset, new_head()); | |
| 1271 } | |
| 1272 new_head->obj_at_put(trace_methods_offset, new_methods()); | |
| 1273 new_head->obj_at_put(trace_bcis_offset, new_bcis()); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1274 new_head->obj_at_put(trace_mirrors_offset, new_mirrors()); |
| 0 | 1275 |
| 1276 _head = new_head(); | |
| 1277 _methods = new_methods(); | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1278 _bcis = new_bcis(); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1279 _mirrors = new_mirrors(); |
| 0 | 1280 _index = 0; |
| 1281 } | |
| 1282 | |
| 1283 oop backtrace() { | |
| 1284 return _backtrace(); | |
| 1285 } | |
| 1286 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1287 inline void push(Method* method, int bci, TRAPS) { |
|
4817
a81f60ddab06
7130676: Tiered: assert(bci == 0 || 0<= bci && bci<code_size()) during stack trace construction
never
parents:
4009
diff
changeset
|
1288 // Smear the -1 bci to 0 since the array only holds unsigned |
|
a81f60ddab06
7130676: Tiered: assert(bci == 0 || 0<= bci && bci<code_size()) during stack trace construction
never
parents:
4009
diff
changeset
|
1289 // shorts. The later line number lookup would just smear the -1 |
|
a81f60ddab06
7130676: Tiered: assert(bci == 0 || 0<= bci && bci<code_size()) during stack trace construction
never
parents:
4009
diff
changeset
|
1290 // to a 0 even if it could be recorded. |
|
a81f60ddab06
7130676: Tiered: assert(bci == 0 || 0<= bci && bci<code_size()) during stack trace construction
never
parents:
4009
diff
changeset
|
1291 if (bci == SynchronizationEntryBCI) bci = 0; |
|
a81f60ddab06
7130676: Tiered: assert(bci == 0 || 0<= bci && bci<code_size()) during stack trace construction
never
parents:
4009
diff
changeset
|
1292 |
| 0 | 1293 if (_index >= trace_chunk_size) { |
| 1294 methodHandle mhandle(THREAD, method); | |
| 1295 expand(CHECK); | |
| 1296 method = mhandle(); | |
| 1297 } | |
| 1298 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1299 _methods->short_at_put(_index, method->method_idnum()); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1300 _bcis->int_at_put(_index, merge_bci_and_version(bci, method->constants()->version())); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1301 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1302 // We need to save the mirrors in the backtrace to keep the class |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1303 // from being unloaded while we still have this stack trace. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1304 assert(method->method_holder()->java_mirror() != NULL, "never push null for mirror"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1305 _mirrors->obj_at_put(_index, method->method_holder()->java_mirror()); |
| 0 | 1306 _index++; |
| 1307 } | |
| 1308 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1309 }; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1310 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1311 // Print stack trace element to resource allocated buffer |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1312 char* java_lang_Throwable::print_stack_element_to_buffer(Handle mirror, |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1313 int method_id, int version, int bci) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1314 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1315 // Get strings and string lengths |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1316 InstanceKlass* holder = InstanceKlass::cast(java_lang_Class::as_Klass(mirror())); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1317 const char* klass_name = holder->external_name(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1318 int buf_len = (int)strlen(klass_name); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1319 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1320 // pushing to the stack trace added one. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1321 Method* method = holder->method_with_idnum(method_id); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1322 char* method_name = method->name()->as_C_string(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1323 buf_len += (int)strlen(method_name); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1324 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1325 char* source_file_name = NULL; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1326 if (version_matches(method, version)) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1327 Symbol* source = holder->source_file_name(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1328 if (source != NULL) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1329 source_file_name = source->as_C_string(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1330 buf_len += (int)strlen(source_file_name); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1331 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1332 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1333 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1334 // Allocate temporary buffer with extra space for formatting and line number |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1335 char* buf = NEW_RESOURCE_ARRAY(char, buf_len + 64); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1336 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1337 // Print stack trace line in buffer |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1338 sprintf(buf, "\tat %s.%s", klass_name, method_name); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1339 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1340 if (!version_matches(method, version)) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1341 strcat(buf, "(Redefined)"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1342 } else { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1343 int line_number = get_line_number(method, bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1344 if (line_number == -2) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1345 strcat(buf, "(Native Method)"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1346 } else { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1347 if (source_file_name != NULL && (line_number != -1)) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1348 // Sourcename and linenumber |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1349 sprintf(buf + (int)strlen(buf), "(%s:%d)", source_file_name, line_number); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1350 } else if (source_file_name != NULL) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1351 // Just sourcename |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1352 sprintf(buf + (int)strlen(buf), "(%s)", source_file_name); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1353 } else { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1354 // Neither sourcename nor linenumber |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1355 sprintf(buf + (int)strlen(buf), "(Unknown Source)"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1356 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1357 nmethod* nm = method->code(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1358 if (WizardMode && nm != NULL) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1359 sprintf(buf + (int)strlen(buf), "(nmethod " INTPTR_FORMAT ")", (intptr_t)nm); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1360 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1361 } |
| 0 | 1362 } |
| 1363 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1364 return buf; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1365 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1366 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1367 void java_lang_Throwable::print_stack_element(outputStream *st, Handle mirror, |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1368 int method_id, int version, int bci) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1369 ResourceMark rm; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1370 char* buf = print_stack_element_to_buffer(mirror, method_id, version, bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1371 st->print_cr("%s", buf); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1372 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1373 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1374 void java_lang_Throwable::print_stack_element(outputStream *st, methodHandle method, int bci) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1375 Handle mirror = method->method_holder()->java_mirror(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1376 int method_id = method->method_idnum(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1377 int version = method->constants()->version(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1378 print_stack_element(st, mirror, method_id, version, bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1379 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1380 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1381 const char* java_lang_Throwable::no_stack_trace_message() { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1382 return "\t<<no stack trace available>>"; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1383 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1384 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1385 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1386 // Currently used only for exceptions occurring during startup |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1387 void java_lang_Throwable::print_stack_trace(oop throwable, outputStream* st) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1388 Thread *THREAD = Thread::current(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1389 Handle h_throwable(THREAD, throwable); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1390 while (h_throwable.not_null()) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1391 objArrayHandle result (THREAD, objArrayOop(backtrace(h_throwable()))); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1392 if (result.is_null()) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1393 st->print_cr(no_stack_trace_message()); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1394 return; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1395 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1396 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1397 while (result.not_null()) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1398 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1399 // Get method id, bci, version and mirror from chunk |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1400 typeArrayHandle methods (THREAD, BacktraceBuilder::get_methods(result)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1401 typeArrayHandle bcis (THREAD, BacktraceBuilder::get_bcis(result)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1402 objArrayHandle mirrors (THREAD, BacktraceBuilder::get_mirrors(result)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1403 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1404 int length = methods()->length(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1405 for (int index = 0; index < length; index++) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1406 Handle mirror(THREAD, mirrors->obj_at(index)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1407 // NULL mirror means end of stack trace |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1408 if (mirror.is_null()) goto handle_cause; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1409 int method = methods->short_at(index); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1410 int version = version_at(bcis->int_at(index)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1411 int bci = bci_at(bcis->int_at(index)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1412 print_stack_element(st, mirror, method, version, bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1413 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1414 result = objArrayHandle(THREAD, objArrayOop(result->obj_at(trace_next_offset))); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1415 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1416 handle_cause: |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1417 { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1418 EXCEPTION_MARK; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1419 JavaValue cause(T_OBJECT); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1420 JavaCalls::call_virtual(&cause, |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1421 h_throwable, |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1422 KlassHandle(THREAD, h_throwable->klass()), |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1423 vmSymbols::getCause_name(), |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1424 vmSymbols::void_throwable_signature(), |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1425 THREAD); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1426 // Ignore any exceptions. we are in the middle of exception handling. Same as classic VM. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1427 if (HAS_PENDING_EXCEPTION) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1428 CLEAR_PENDING_EXCEPTION; |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1429 h_throwable = Handle(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1430 } else { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1431 h_throwable = Handle(THREAD, (oop) cause.get_jobject()); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1432 if (h_throwable.not_null()) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1433 st->print("Caused by: "); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1434 print(h_throwable, st); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1435 st->cr(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1436 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1437 } |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1438 } |
| 0 | 1439 } |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1440 } |
| 0 | 1441 |
|
3272
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1442 void java_lang_Throwable::fill_in_stack_trace(Handle throwable, methodHandle method, TRAPS) { |
| 0 | 1443 if (!StackTraceInThrowable) return; |
| 1444 ResourceMark rm(THREAD); | |
| 1445 | |
| 1446 // Start out by clearing the backtrace for this object, in case the VM | |
| 1447 // runs out of memory while allocating the stack trace | |
| 1448 set_backtrace(throwable(), NULL); | |
| 1449 if (JDK_Version::is_gte_jdk14x_version()) { | |
| 1450 // New since 1.4, clear lazily constructed Java level stacktrace if | |
| 1451 // refilling occurs | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1452 // This is unnecessary in 1.7+ but harmless |
| 0 | 1453 clear_stacktrace(throwable()); |
| 1454 } | |
| 1455 | |
| 1456 int max_depth = MaxJavaStackTraceDepth; | |
| 1457 JavaThread* thread = (JavaThread*)THREAD; | |
| 1458 BacktraceBuilder bt(CHECK); | |
| 1459 | |
|
3272
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1460 // If there is no Java frame just return the method that was being called |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1461 // with bci 0 |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1462 if (!thread->has_last_Java_frame()) { |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1463 if (max_depth >= 1 && method() != NULL) { |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1464 bt.push(method(), 0, CHECK); |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1465 set_backtrace(throwable(), bt.backtrace()); |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1466 } |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1467 return; |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1468 } |
|
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1469 |
| 0 | 1470 // Instead of using vframe directly, this version of fill_in_stack_trace |
| 1471 // basically handles everything by hand. This significantly improved the | |
| 1472 // speed of this method call up to 28.5% on Solaris sparc. 27.1% on Windows. | |
| 1473 // See bug 6333838 for more details. | |
| 1474 // The "ASSERT" here is to verify this method generates the exactly same stack | |
| 1475 // trace as utilizing vframe. | |
| 1476 #ifdef ASSERT | |
| 1477 vframeStream st(thread); | |
| 1478 methodHandle st_method(THREAD, st.method()); | |
| 1479 #endif | |
| 1480 int total_count = 0; | |
| 1481 RegisterMap map(thread, false); | |
| 1482 int decode_offset = 0; | |
| 1483 nmethod* nm = NULL; | |
| 1484 bool skip_fillInStackTrace_check = false; | |
| 1485 bool skip_throwableInit_check = false; | |
|
6267
977007096840
7187290: nightly failures after JSR 292 lazy method handle update
twisti
parents:
6266
diff
changeset
|
1486 bool skip_hidden = !ShowHiddenFrames; |
| 0 | 1487 |
| 1488 for (frame fr = thread->last_frame(); max_depth != total_count;) { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1489 Method* method = NULL; |
| 0 | 1490 int bci = 0; |
| 1491 | |
| 1492 // Compiled java method case. | |
| 1493 if (decode_offset != 0) { | |
| 1494 DebugInfoReadStream stream(nm, decode_offset); | |
| 1495 decode_offset = stream.read_int(); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1496 method = (Method*)nm->metadata_at(stream.read_int()); |
|
931
72088be4b386
6873116: Modify reexecute implementation to use pcDesc to record the reexecute bit
cfang
parents:
900
diff
changeset
|
1497 bci = stream.read_bci(); |
| 0 | 1498 } else { |
| 1499 if (fr.is_first_frame()) break; | |
| 1500 address pc = fr.pc(); | |
| 1501 if (fr.is_interpreted_frame()) { | |
| 1502 intptr_t bcx = fr.interpreter_frame_bcx(); | |
| 1503 method = fr.interpreter_frame_method(); | |
| 1504 bci = fr.is_bci(bcx) ? bcx : method->bci_from((address)bcx); | |
| 1505 fr = fr.sender(&map); | |
| 1506 } else { | |
| 1507 CodeBlob* cb = fr.cb(); | |
| 1508 // HMMM QQQ might be nice to have frame return nm as NULL if cb is non-NULL | |
| 1509 // but non nmethod | |
| 1510 fr = fr.sender(&map); | |
| 1511 if (cb == NULL || !cb->is_nmethod()) { | |
| 1512 continue; | |
| 1513 } | |
| 1514 nm = (nmethod*)cb; | |
| 1515 if (nm->method()->is_native()) { | |
| 1516 method = nm->method(); | |
| 1517 bci = 0; | |
| 1518 } else { | |
| 1519 PcDesc* pd = nm->pc_desc_at(pc); | |
| 1520 decode_offset = pd->scope_decode_offset(); | |
| 1521 // if decode_offset is not equal to 0, it will execute the | |
| 1522 // "compiled java method case" at the beginning of the loop. | |
| 1523 continue; | |
| 1524 } | |
| 1525 } | |
| 1526 } | |
| 1527 #ifdef ASSERT | |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1528 assert(st_method() == method && st.bci() == bci, |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1529 "Wrong stack trace"); |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1530 st.next(); |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1531 // vframeStream::method isn't GC-safe so store off a copy |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1532 // of the Method* in case we GC. |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1533 if (!st.at_end()) { |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1534 st_method = st.method(); |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1535 } |
| 0 | 1536 #endif |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1537 |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1538 // the format of the stacktrace will be: |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1539 // - 1 or more fillInStackTrace frames for the exception class (skipped) |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1540 // - 0 or more <init> methods for the exception class (skipped) |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1541 // - rest of the stack |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1542 |
| 0 | 1543 if (!skip_fillInStackTrace_check) { |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1544 if ((method->name() == vmSymbols::fillInStackTrace_name() || |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1545 method->name() == vmSymbols::fillInStackTrace0_name()) && |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1546 throwable->is_a(method->method_holder())) { |
| 0 | 1547 continue; |
| 1548 } | |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1549 else { |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1550 skip_fillInStackTrace_check = true; // gone past them all |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1551 } |
| 0 | 1552 } |
| 1553 if (!skip_throwableInit_check) { | |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1554 assert(skip_fillInStackTrace_check, "logic error in backtrace filtering"); |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1555 |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1556 // skip <init> methods of the exception class and superclasses |
|
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1557 // This is simlar to classic VM. |
| 0 | 1558 if (method->name() == vmSymbols::object_initializer_name() && |
| 1559 throwable->is_a(method->method_holder())) { | |
| 1560 continue; | |
| 1561 } else { | |
|
2476
6a615eae2f34
7034585: Adjust fillInStackTrace filtering to assist 6998871
dholmes
parents:
2379
diff
changeset
|
1562 // there are none or we've seen them all - either way stop checking |
| 0 | 1563 skip_throwableInit_check = true; |
| 1564 } | |
| 1565 } | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
1566 if (method->is_hidden()) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
1567 if (skip_hidden) continue; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
1568 } |
| 0 | 1569 bt.push(method, bci, CHECK); |
| 1570 total_count++; | |
| 1571 } | |
| 1572 | |
| 1573 // Put completed stack trace into throwable object | |
| 1574 set_backtrace(throwable(), bt.backtrace()); | |
| 1575 } | |
| 1576 | |
|
3272
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1577 void java_lang_Throwable::fill_in_stack_trace(Handle throwable, methodHandle method) { |
| 0 | 1578 // No-op if stack trace is disabled |
| 1579 if (!StackTraceInThrowable) { | |
| 1580 return; | |
| 1581 } | |
| 1582 | |
| 1583 // Disable stack traces for some preallocated out of memory errors | |
| 1584 if (!Universe::should_fill_in_stack_trace(throwable)) { | |
| 1585 return; | |
| 1586 } | |
| 1587 | |
| 1588 PRESERVE_EXCEPTION_MARK; | |
| 1589 | |
| 1590 JavaThread* thread = JavaThread::active(); | |
|
3272
01147d8aac1d
7009923: JSR 292: VM crash in JavaThread::last_frame
coleenp
parents:
2477
diff
changeset
|
1591 fill_in_stack_trace(throwable, method, thread); |
| 0 | 1592 // ignore exceptions thrown during stack trace filling |
| 1593 CLEAR_PENDING_EXCEPTION; | |
| 1594 } | |
| 1595 | |
| 1596 void java_lang_Throwable::allocate_backtrace(Handle throwable, TRAPS) { | |
| 1597 // Allocate stack trace - backtrace is created but not filled in | |
| 1598 | |
| 1599 // No-op if stack trace is disabled | |
| 1600 if (!StackTraceInThrowable) return; | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1601 BacktraceBuilder bt(CHECK); // creates a backtrace |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1602 set_backtrace(throwable(), bt.backtrace()); |
| 0 | 1603 } |
| 1604 | |
| 1605 | |
| 1606 void java_lang_Throwable::fill_in_stack_trace_of_preallocated_backtrace(Handle throwable) { | |
| 1607 // Fill in stack trace into preallocated backtrace (no GC) | |
| 1608 | |
| 1609 // No-op if stack trace is disabled | |
| 1610 if (!StackTraceInThrowable) return; | |
| 1611 | |
| 1142 | 1612 assert(throwable->is_a(SystemDictionary::Throwable_klass()), "sanity check"); |
| 0 | 1613 |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1614 JavaThread* THREAD = JavaThread::current(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1615 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1616 objArrayHandle backtrace (THREAD, (objArrayOop)java_lang_Throwable::backtrace(throwable())); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1617 assert(backtrace.not_null(), "backtrace should have been preallocated"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1618 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1619 ResourceMark rm(THREAD); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1620 vframeStream st(THREAD); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1621 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1622 BacktraceBuilder bt(backtrace); |
| 0 | 1623 |
| 1624 // Unlike fill_in_stack_trace we do not skip fillInStackTrace or throwable init | |
| 1625 // methods as preallocated errors aren't created by "java" code. | |
| 1626 | |
| 1627 // fill in as much stack trace as possible | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1628 typeArrayOop methods = BacktraceBuilder::get_methods(backtrace); |
| 0 | 1629 int max_chunks = MIN2(methods->length(), (int)MaxJavaStackTraceDepth); |
| 1630 int chunk_count = 0; | |
| 1631 | |
| 1632 for (;!st.at_end(); st.next()) { | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1633 bt.push(st.method(), st.bci(), CHECK); |
| 0 | 1634 chunk_count++; |
| 1635 | |
| 1636 // Bail-out for deep stacks | |
| 1637 if (chunk_count >= max_chunks) break; | |
| 1638 } | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1639 |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1640 // For Java 7+ we support the Throwable immutability protocol defined for Java 7. This support |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1641 // was missing in 7u0 so in 7u0 there is a workaround in the Throwable class. That workaround |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1642 // can be removed in a JDK using this JVM version |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1643 if (JDK_Version::is_gte_jdk17x_version()) { |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1644 java_lang_Throwable::set_stacktrace(throwable(), java_lang_Throwable::unassigned_stacktrace()); |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1645 assert(java_lang_Throwable::unassigned_stacktrace() != NULL, "not initialized"); |
|
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
1646 } |
| 0 | 1647 } |
| 1648 | |
| 1649 | |
| 1650 int java_lang_Throwable::get_stack_trace_depth(oop throwable, TRAPS) { | |
| 1651 if (throwable == NULL) { | |
| 1652 THROW_0(vmSymbols::java_lang_NullPointerException()); | |
| 1653 } | |
| 1654 objArrayOop chunk = objArrayOop(backtrace(throwable)); | |
| 1655 int depth = 0; | |
| 1656 if (chunk != NULL) { | |
| 1657 // Iterate over chunks and count full ones | |
| 1658 while (true) { | |
| 1659 objArrayOop next = objArrayOop(chunk->obj_at(trace_next_offset)); | |
| 1660 if (next == NULL) break; | |
| 1661 depth += trace_chunk_size; | |
| 1662 chunk = next; | |
| 1663 } | |
| 1664 assert(chunk != NULL && chunk->obj_at(trace_next_offset) == NULL, "sanity check"); | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1665 // Count element in remaining partial chunk. NULL value for mirror |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1666 // marks the end of the stack trace elements that are saved. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1667 objArrayOop mirrors = BacktraceBuilder::get_mirrors(chunk); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1668 assert(mirrors != NULL, "sanity check"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1669 for (int i = 0; i < mirrors->length(); i++) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1670 if (mirrors->obj_at(i) == NULL) break; |
| 0 | 1671 depth++; |
| 1672 } | |
| 1673 } | |
| 1674 return depth; | |
| 1675 } | |
| 1676 | |
| 1677 | |
| 1678 oop java_lang_Throwable::get_stack_trace_element(oop throwable, int index, TRAPS) { | |
| 1679 if (throwable == NULL) { | |
| 1680 THROW_0(vmSymbols::java_lang_NullPointerException()); | |
| 1681 } | |
| 1682 if (index < 0) { | |
| 1683 THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL); | |
| 1684 } | |
| 1685 // Compute how many chunks to skip and index into actual chunk | |
| 1686 objArrayOop chunk = objArrayOop(backtrace(throwable)); | |
| 1687 int skip_chunks = index / trace_chunk_size; | |
| 1688 int chunk_index = index % trace_chunk_size; | |
| 1689 while (chunk != NULL && skip_chunks > 0) { | |
| 1690 chunk = objArrayOop(chunk->obj_at(trace_next_offset)); | |
| 1691 skip_chunks--; | |
| 1692 } | |
| 1693 if (chunk == NULL) { | |
| 1694 THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL); | |
| 1695 } | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1696 // Get method id, bci, version and mirror from chunk |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1697 typeArrayOop methods = BacktraceBuilder::get_methods(chunk); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1698 typeArrayOop bcis = BacktraceBuilder::get_bcis(chunk); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1699 objArrayOop mirrors = BacktraceBuilder::get_mirrors(chunk); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1700 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1701 assert(methods != NULL && bcis != NULL && mirrors != NULL, "sanity check"); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1702 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1703 int method = methods->short_at(chunk_index); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1704 int version = version_at(bcis->int_at(chunk_index)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1705 int bci = bci_at(bcis->int_at(chunk_index)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1706 Handle mirror(THREAD, mirrors->obj_at(chunk_index)); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1707 |
| 0 | 1708 // Chunk can be partial full |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1709 if (mirror.is_null()) { |
| 0 | 1710 THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL); |
| 1711 } | |
| 1712 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1713 oop element = java_lang_StackTraceElement::create(mirror, method, version, bci, CHECK_0); |
| 0 | 1714 return element; |
| 1715 } | |
| 1716 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1717 oop java_lang_StackTraceElement::create(Handle mirror, int method_id, int version, int bci, TRAPS) { |
| 0 | 1718 // Allocate java.lang.StackTraceElement instance |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1719 Klass* k = SystemDictionary::StackTraceElement_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1720 assert(k != NULL, "must be loaded in 1.4+"); |
| 0 | 1721 instanceKlassHandle ik (THREAD, k); |
| 1722 if (ik->should_be_initialized()) { | |
| 1723 ik->initialize(CHECK_0); | |
| 1724 } | |
| 1725 | |
| 1726 Handle element = ik->allocate_instance_handle(CHECK_0); | |
| 1727 // Fill in class name | |
| 1728 ResourceMark rm(THREAD); | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1729 InstanceKlass* holder = InstanceKlass::cast(java_lang_Class::as_Klass(mirror())); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1730 const char* str = holder->external_name(); |
| 0 | 1731 oop classname = StringTable::intern((char*) str, CHECK_0); |
| 1732 java_lang_StackTraceElement::set_declaringClass(element(), classname); | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1733 |
| 0 | 1734 // Fill in method name |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1735 Method* method = holder->method_with_idnum(method_id); |
| 0 | 1736 oop methodname = StringTable::intern(method->name(), CHECK_0); |
| 1737 java_lang_StackTraceElement::set_methodName(element(), methodname); | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1738 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1739 if (!version_matches(method, version)) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1740 // The method was redefined, accurate line number information isn't available |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1741 java_lang_StackTraceElement::set_fileName(element(), NULL); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1742 java_lang_StackTraceElement::set_lineNumber(element(), -1); |
| 0 | 1743 } else { |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1744 // Fill in source file name and line number. |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1745 Symbol* source = holder->source_file_name(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1746 if (ShowHiddenFrames && source == NULL) |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1747 source = vmSymbols::unknown_class_name(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1748 oop filename = StringTable::intern(source, CHECK_0); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1749 java_lang_StackTraceElement::set_fileName(element(), filename); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1750 |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1751 int line_number = get_line_number(method, bci); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1752 java_lang_StackTraceElement::set_lineNumber(element(), line_number); |
| 0 | 1753 } |
| 1754 return element(); | |
| 1755 } | |
| 1756 | |
|
7624
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1757 oop java_lang_StackTraceElement::create(methodHandle method, int bci, TRAPS) { |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1758 Handle mirror (THREAD, method->method_holder()->java_mirror()); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1759 int method_id = method->method_idnum(); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1760 return create(mirror, method_id, method->constants()->version(), bci, THREAD); |
|
b14da2e6f2dc
7174978: NPG: Fix bactrace builder for class redefinition
coleenp
parents:
7462
diff
changeset
|
1761 } |
| 0 | 1762 |
| 1763 void java_lang_reflect_AccessibleObject::compute_offsets() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1764 Klass* k = SystemDictionary::reflect_AccessibleObject_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1765 compute_offset(override_offset, k, vmSymbols::override_name(), vmSymbols::bool_signature()); |
| 0 | 1766 } |
| 1767 | |
| 1768 jboolean java_lang_reflect_AccessibleObject::override(oop reflect) { | |
| 1769 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1770 return (jboolean) reflect->bool_field(override_offset); | |
| 1771 } | |
| 1772 | |
| 1773 void java_lang_reflect_AccessibleObject::set_override(oop reflect, jboolean value) { | |
| 1774 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1775 reflect->bool_field_put(override_offset, (int) value); | |
| 1776 } | |
| 1777 | |
| 1778 void java_lang_reflect_Method::compute_offsets() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1779 Klass* k = SystemDictionary::reflect_Method_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1780 compute_offset(clazz_offset, k, vmSymbols::clazz_name(), vmSymbols::class_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1781 compute_offset(name_offset, k, vmSymbols::name_name(), vmSymbols::string_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1782 compute_offset(returnType_offset, k, vmSymbols::returnType_name(), vmSymbols::class_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1783 compute_offset(parameterTypes_offset, k, vmSymbols::parameterTypes_name(), vmSymbols::class_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1784 compute_offset(exceptionTypes_offset, k, vmSymbols::exceptionTypes_name(), vmSymbols::class_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1785 compute_offset(slot_offset, k, vmSymbols::slot_name(), vmSymbols::int_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1786 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature()); |
| 0 | 1787 // The generic signature and annotations fields are only present in 1.5 |
| 1788 signature_offset = -1; | |
| 1789 annotations_offset = -1; | |
| 1790 parameter_annotations_offset = -1; | |
| 1791 annotation_default_offset = -1; | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1792 type_annotations_offset = -1; |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1793 compute_optional_offset(signature_offset, k, vmSymbols::signature_name(), vmSymbols::string_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1794 compute_optional_offset(annotations_offset, k, vmSymbols::annotations_name(), vmSymbols::byte_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1795 compute_optional_offset(parameter_annotations_offset, k, vmSymbols::parameter_annotations_name(), vmSymbols::byte_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1796 compute_optional_offset(annotation_default_offset, k, vmSymbols::annotation_default_name(), vmSymbols::byte_array_signature()); |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1797 compute_optional_offset(type_annotations_offset, k, vmSymbols::type_annotations_name(), vmSymbols::byte_array_signature()); |
| 0 | 1798 } |
| 1799 | |
| 1800 Handle java_lang_reflect_Method::create(TRAPS) { | |
| 1801 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1802 Klass* klass = SystemDictionary::reflect_Method_klass(); |
| 0 | 1803 // This class is eagerly initialized during VM initialization, since we keep a refence |
| 1804 // to one of the methods | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1805 assert(InstanceKlass::cast(klass)->is_initialized(), "must be initialized"); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1806 return InstanceKlass::cast(klass)->allocate_instance_handle(CHECK_NH); |
| 0 | 1807 } |
| 1808 | |
| 1809 oop java_lang_reflect_Method::clazz(oop reflect) { | |
| 1810 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1811 return reflect->obj_field(clazz_offset); | |
| 1812 } | |
| 1813 | |
| 1814 void java_lang_reflect_Method::set_clazz(oop reflect, oop value) { | |
| 1815 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1816 reflect->obj_field_put(clazz_offset, value); | |
| 1817 } | |
| 1818 | |
| 1819 int java_lang_reflect_Method::slot(oop reflect) { | |
| 1820 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1821 return reflect->int_field(slot_offset); | |
| 1822 } | |
| 1823 | |
| 1824 void java_lang_reflect_Method::set_slot(oop reflect, int value) { | |
| 1825 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1826 reflect->int_field_put(slot_offset, value); | |
| 1827 } | |
| 1828 | |
| 1829 oop java_lang_reflect_Method::name(oop method) { | |
| 1830 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1831 return method->obj_field(name_offset); | |
| 1832 } | |
| 1833 | |
| 1834 void java_lang_reflect_Method::set_name(oop method, oop value) { | |
| 1835 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1836 method->obj_field_put(name_offset, value); | |
| 1837 } | |
| 1838 | |
| 1839 oop java_lang_reflect_Method::return_type(oop method) { | |
| 1840 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1841 return method->obj_field(returnType_offset); | |
| 1842 } | |
| 1843 | |
| 1844 void java_lang_reflect_Method::set_return_type(oop method, oop value) { | |
| 1845 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1846 method->obj_field_put(returnType_offset, value); | |
| 1847 } | |
| 1848 | |
| 1849 oop java_lang_reflect_Method::parameter_types(oop method) { | |
| 1850 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1851 return method->obj_field(parameterTypes_offset); | |
| 1852 } | |
| 1853 | |
| 1854 void java_lang_reflect_Method::set_parameter_types(oop method, oop value) { | |
| 1855 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1856 method->obj_field_put(parameterTypes_offset, value); | |
| 1857 } | |
| 1858 | |
| 1859 oop java_lang_reflect_Method::exception_types(oop method) { | |
| 1860 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1861 return method->obj_field(exceptionTypes_offset); | |
| 1862 } | |
| 1863 | |
| 1864 void java_lang_reflect_Method::set_exception_types(oop method, oop value) { | |
| 1865 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1866 method->obj_field_put(exceptionTypes_offset, value); | |
| 1867 } | |
| 1868 | |
| 1869 int java_lang_reflect_Method::modifiers(oop method) { | |
| 1870 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1871 return method->int_field(modifiers_offset); | |
| 1872 } | |
| 1873 | |
| 1874 void java_lang_reflect_Method::set_modifiers(oop method, int value) { | |
| 1875 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1876 method->int_field_put(modifiers_offset, value); | |
| 1877 } | |
| 1878 | |
| 1879 bool java_lang_reflect_Method::has_signature_field() { | |
| 1880 return (signature_offset >= 0); | |
| 1881 } | |
| 1882 | |
| 1883 oop java_lang_reflect_Method::signature(oop method) { | |
| 1884 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1885 assert(has_signature_field(), "signature field must be present"); | |
| 1886 return method->obj_field(signature_offset); | |
| 1887 } | |
| 1888 | |
| 1889 void java_lang_reflect_Method::set_signature(oop method, oop value) { | |
| 1890 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1891 assert(has_signature_field(), "signature field must be present"); | |
| 1892 method->obj_field_put(signature_offset, value); | |
| 1893 } | |
| 1894 | |
| 1895 bool java_lang_reflect_Method::has_annotations_field() { | |
| 1896 return (annotations_offset >= 0); | |
| 1897 } | |
| 1898 | |
| 1899 oop java_lang_reflect_Method::annotations(oop method) { | |
| 1900 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1901 assert(has_annotations_field(), "annotations field must be present"); | |
| 1902 return method->obj_field(annotations_offset); | |
| 1903 } | |
| 1904 | |
| 1905 void java_lang_reflect_Method::set_annotations(oop method, oop value) { | |
| 1906 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1907 assert(has_annotations_field(), "annotations field must be present"); | |
| 1908 method->obj_field_put(annotations_offset, value); | |
| 1909 } | |
| 1910 | |
| 1911 bool java_lang_reflect_Method::has_parameter_annotations_field() { | |
| 1912 return (parameter_annotations_offset >= 0); | |
| 1913 } | |
| 1914 | |
| 1915 oop java_lang_reflect_Method::parameter_annotations(oop method) { | |
| 1916 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1917 assert(has_parameter_annotations_field(), "parameter annotations field must be present"); | |
| 1918 return method->obj_field(parameter_annotations_offset); | |
| 1919 } | |
| 1920 | |
| 1921 void java_lang_reflect_Method::set_parameter_annotations(oop method, oop value) { | |
| 1922 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1923 assert(has_parameter_annotations_field(), "parameter annotations field must be present"); | |
| 1924 method->obj_field_put(parameter_annotations_offset, value); | |
| 1925 } | |
| 1926 | |
| 1927 bool java_lang_reflect_Method::has_annotation_default_field() { | |
| 1928 return (annotation_default_offset >= 0); | |
| 1929 } | |
| 1930 | |
| 1931 oop java_lang_reflect_Method::annotation_default(oop method) { | |
| 1932 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1933 assert(has_annotation_default_field(), "annotation default field must be present"); | |
| 1934 return method->obj_field(annotation_default_offset); | |
| 1935 } | |
| 1936 | |
| 1937 void java_lang_reflect_Method::set_annotation_default(oop method, oop value) { | |
| 1938 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1939 assert(has_annotation_default_field(), "annotation default field must be present"); | |
| 1940 method->obj_field_put(annotation_default_offset, value); | |
| 1941 } | |
| 1942 | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1943 bool java_lang_reflect_Method::has_type_annotations_field() { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1944 return (type_annotations_offset >= 0); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1945 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1946 |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1947 oop java_lang_reflect_Method::type_annotations(oop method) { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1948 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1949 assert(has_type_annotations_field(), "type_annotations field must be present"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1950 return method->obj_field(type_annotations_offset); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1951 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1952 |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1953 void java_lang_reflect_Method::set_type_annotations(oop method, oop value) { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1954 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1955 assert(has_type_annotations_field(), "type_annotations field must be present"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1956 method->obj_field_put(type_annotations_offset, value); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1957 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1958 |
| 0 | 1959 void java_lang_reflect_Constructor::compute_offsets() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1960 Klass* k = SystemDictionary::reflect_Constructor_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1961 compute_offset(clazz_offset, k, vmSymbols::clazz_name(), vmSymbols::class_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1962 compute_offset(parameterTypes_offset, k, vmSymbols::parameterTypes_name(), vmSymbols::class_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1963 compute_offset(exceptionTypes_offset, k, vmSymbols::exceptionTypes_name(), vmSymbols::class_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1964 compute_offset(slot_offset, k, vmSymbols::slot_name(), vmSymbols::int_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1965 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature()); |
| 0 | 1966 // The generic signature and annotations fields are only present in 1.5 |
| 1967 signature_offset = -1; | |
| 1968 annotations_offset = -1; | |
| 1969 parameter_annotations_offset = -1; | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1970 type_annotations_offset = -1; |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1971 compute_optional_offset(signature_offset, k, vmSymbols::signature_name(), vmSymbols::string_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1972 compute_optional_offset(annotations_offset, k, vmSymbols::annotations_name(), vmSymbols::byte_array_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
1973 compute_optional_offset(parameter_annotations_offset, k, vmSymbols::parameter_annotations_name(), vmSymbols::byte_array_signature()); |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
1974 compute_optional_offset(type_annotations_offset, k, vmSymbols::type_annotations_name(), vmSymbols::byte_array_signature()); |
| 0 | 1975 } |
| 1976 | |
| 1977 Handle java_lang_reflect_Constructor::create(TRAPS) { | |
| 1978 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
1979 Symbol* name = vmSymbols::java_lang_reflect_Constructor(); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
1980 Klass* k = SystemDictionary::resolve_or_fail(name, true, CHECK_NH); |
| 0 | 1981 instanceKlassHandle klass (THREAD, k); |
| 1982 // Ensure it is initialized | |
| 1983 klass->initialize(CHECK_NH); | |
| 1984 return klass->allocate_instance_handle(CHECK_NH); | |
| 1985 } | |
| 1986 | |
| 1987 oop java_lang_reflect_Constructor::clazz(oop reflect) { | |
| 1988 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1989 return reflect->obj_field(clazz_offset); | |
| 1990 } | |
| 1991 | |
| 1992 void java_lang_reflect_Constructor::set_clazz(oop reflect, oop value) { | |
| 1993 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1994 reflect->obj_field_put(clazz_offset, value); | |
| 1995 } | |
| 1996 | |
| 1997 oop java_lang_reflect_Constructor::parameter_types(oop constructor) { | |
| 1998 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 1999 return constructor->obj_field(parameterTypes_offset); | |
| 2000 } | |
| 2001 | |
| 2002 void java_lang_reflect_Constructor::set_parameter_types(oop constructor, oop value) { | |
| 2003 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2004 constructor->obj_field_put(parameterTypes_offset, value); | |
| 2005 } | |
| 2006 | |
| 2007 oop java_lang_reflect_Constructor::exception_types(oop constructor) { | |
| 2008 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2009 return constructor->obj_field(exceptionTypes_offset); | |
| 2010 } | |
| 2011 | |
| 2012 void java_lang_reflect_Constructor::set_exception_types(oop constructor, oop value) { | |
| 2013 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2014 constructor->obj_field_put(exceptionTypes_offset, value); | |
| 2015 } | |
| 2016 | |
| 2017 int java_lang_reflect_Constructor::slot(oop reflect) { | |
| 2018 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2019 return reflect->int_field(slot_offset); | |
| 2020 } | |
| 2021 | |
| 2022 void java_lang_reflect_Constructor::set_slot(oop reflect, int value) { | |
| 2023 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2024 reflect->int_field_put(slot_offset, value); | |
| 2025 } | |
| 2026 | |
| 2027 int java_lang_reflect_Constructor::modifiers(oop constructor) { | |
| 2028 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2029 return constructor->int_field(modifiers_offset); | |
| 2030 } | |
| 2031 | |
| 2032 void java_lang_reflect_Constructor::set_modifiers(oop constructor, int value) { | |
| 2033 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2034 constructor->int_field_put(modifiers_offset, value); | |
| 2035 } | |
| 2036 | |
| 2037 bool java_lang_reflect_Constructor::has_signature_field() { | |
| 2038 return (signature_offset >= 0); | |
| 2039 } | |
| 2040 | |
| 2041 oop java_lang_reflect_Constructor::signature(oop constructor) { | |
| 2042 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2043 assert(has_signature_field(), "signature field must be present"); | |
| 2044 return constructor->obj_field(signature_offset); | |
| 2045 } | |
| 2046 | |
| 2047 void java_lang_reflect_Constructor::set_signature(oop constructor, oop value) { | |
| 2048 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2049 assert(has_signature_field(), "signature field must be present"); | |
| 2050 constructor->obj_field_put(signature_offset, value); | |
| 2051 } | |
| 2052 | |
| 2053 bool java_lang_reflect_Constructor::has_annotations_field() { | |
| 2054 return (annotations_offset >= 0); | |
| 2055 } | |
| 2056 | |
| 2057 oop java_lang_reflect_Constructor::annotations(oop constructor) { | |
| 2058 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2059 assert(has_annotations_field(), "annotations field must be present"); | |
| 2060 return constructor->obj_field(annotations_offset); | |
| 2061 } | |
| 2062 | |
| 2063 void java_lang_reflect_Constructor::set_annotations(oop constructor, oop value) { | |
| 2064 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2065 assert(has_annotations_field(), "annotations field must be present"); | |
| 2066 constructor->obj_field_put(annotations_offset, value); | |
| 2067 } | |
| 2068 | |
| 2069 bool java_lang_reflect_Constructor::has_parameter_annotations_field() { | |
| 2070 return (parameter_annotations_offset >= 0); | |
| 2071 } | |
| 2072 | |
| 2073 oop java_lang_reflect_Constructor::parameter_annotations(oop method) { | |
| 2074 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2075 assert(has_parameter_annotations_field(), "parameter annotations field must be present"); | |
| 2076 return method->obj_field(parameter_annotations_offset); | |
| 2077 } | |
| 2078 | |
| 2079 void java_lang_reflect_Constructor::set_parameter_annotations(oop method, oop value) { | |
| 2080 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2081 assert(has_parameter_annotations_field(), "parameter annotations field must be present"); | |
| 2082 method->obj_field_put(parameter_annotations_offset, value); | |
| 2083 } | |
| 2084 | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2085 bool java_lang_reflect_Constructor::has_type_annotations_field() { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2086 return (type_annotations_offset >= 0); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2087 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2088 |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2089 oop java_lang_reflect_Constructor::type_annotations(oop constructor) { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2090 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2091 assert(has_type_annotations_field(), "type_annotations field must be present"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2092 return constructor->obj_field(type_annotations_offset); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2093 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2094 |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2095 void java_lang_reflect_Constructor::set_type_annotations(oop constructor, oop value) { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2096 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2097 assert(has_type_annotations_field(), "type_annotations field must be present"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2098 constructor->obj_field_put(type_annotations_offset, value); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2099 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2100 |
| 0 | 2101 void java_lang_reflect_Field::compute_offsets() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2102 Klass* k = SystemDictionary::reflect_Field_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2103 compute_offset(clazz_offset, k, vmSymbols::clazz_name(), vmSymbols::class_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2104 compute_offset(name_offset, k, vmSymbols::name_name(), vmSymbols::string_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2105 compute_offset(type_offset, k, vmSymbols::type_name(), vmSymbols::class_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2106 compute_offset(slot_offset, k, vmSymbols::slot_name(), vmSymbols::int_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2107 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature()); |
| 0 | 2108 // The generic signature and annotations fields are only present in 1.5 |
| 2109 signature_offset = -1; | |
| 2110 annotations_offset = -1; | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2111 type_annotations_offset = -1; |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2112 compute_optional_offset(signature_offset, k, vmSymbols::signature_name(), vmSymbols::string_signature()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2113 compute_optional_offset(annotations_offset, k, vmSymbols::annotations_name(), vmSymbols::byte_array_signature()); |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2114 compute_optional_offset(type_annotations_offset, k, vmSymbols::type_annotations_name(), vmSymbols::byte_array_signature()); |
| 0 | 2115 } |
| 2116 | |
| 2117 Handle java_lang_reflect_Field::create(TRAPS) { | |
| 2118 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2119 Symbol* name = vmSymbols::java_lang_reflect_Field(); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2120 Klass* k = SystemDictionary::resolve_or_fail(name, true, CHECK_NH); |
| 0 | 2121 instanceKlassHandle klass (THREAD, k); |
| 2122 // Ensure it is initialized | |
| 2123 klass->initialize(CHECK_NH); | |
| 2124 return klass->allocate_instance_handle(CHECK_NH); | |
| 2125 } | |
| 2126 | |
| 2127 oop java_lang_reflect_Field::clazz(oop reflect) { | |
| 2128 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2129 return reflect->obj_field(clazz_offset); | |
| 2130 } | |
| 2131 | |
| 2132 void java_lang_reflect_Field::set_clazz(oop reflect, oop value) { | |
| 2133 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2134 reflect->obj_field_put(clazz_offset, value); | |
| 2135 } | |
| 2136 | |
| 2137 oop java_lang_reflect_Field::name(oop field) { | |
| 2138 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2139 return field->obj_field(name_offset); | |
| 2140 } | |
| 2141 | |
| 2142 void java_lang_reflect_Field::set_name(oop field, oop value) { | |
| 2143 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2144 field->obj_field_put(name_offset, value); | |
| 2145 } | |
| 2146 | |
| 2147 oop java_lang_reflect_Field::type(oop field) { | |
| 2148 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2149 return field->obj_field(type_offset); | |
| 2150 } | |
| 2151 | |
| 2152 void java_lang_reflect_Field::set_type(oop field, oop value) { | |
| 2153 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2154 field->obj_field_put(type_offset, value); | |
| 2155 } | |
| 2156 | |
| 2157 int java_lang_reflect_Field::slot(oop reflect) { | |
| 2158 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2159 return reflect->int_field(slot_offset); | |
| 2160 } | |
| 2161 | |
| 2162 void java_lang_reflect_Field::set_slot(oop reflect, int value) { | |
| 2163 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2164 reflect->int_field_put(slot_offset, value); | |
| 2165 } | |
| 2166 | |
| 2167 int java_lang_reflect_Field::modifiers(oop field) { | |
| 2168 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2169 return field->int_field(modifiers_offset); | |
| 2170 } | |
| 2171 | |
| 2172 void java_lang_reflect_Field::set_modifiers(oop field, int value) { | |
| 2173 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2174 field->int_field_put(modifiers_offset, value); | |
| 2175 } | |
| 2176 | |
| 2177 bool java_lang_reflect_Field::has_signature_field() { | |
| 2178 return (signature_offset >= 0); | |
| 2179 } | |
| 2180 | |
| 2181 oop java_lang_reflect_Field::signature(oop field) { | |
| 2182 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2183 assert(has_signature_field(), "signature field must be present"); | |
| 2184 return field->obj_field(signature_offset); | |
| 2185 } | |
| 2186 | |
| 2187 void java_lang_reflect_Field::set_signature(oop field, oop value) { | |
| 2188 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2189 assert(has_signature_field(), "signature field must be present"); | |
| 2190 field->obj_field_put(signature_offset, value); | |
| 2191 } | |
| 2192 | |
| 2193 bool java_lang_reflect_Field::has_annotations_field() { | |
| 2194 return (annotations_offset >= 0); | |
| 2195 } | |
| 2196 | |
| 2197 oop java_lang_reflect_Field::annotations(oop field) { | |
| 2198 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2199 assert(has_annotations_field(), "annotations field must be present"); | |
| 2200 return field->obj_field(annotations_offset); | |
| 2201 } | |
| 2202 | |
| 2203 void java_lang_reflect_Field::set_annotations(oop field, oop value) { | |
| 2204 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
| 2205 assert(has_annotations_field(), "annotations field must be present"); | |
| 2206 field->obj_field_put(annotations_offset, value); | |
| 2207 } | |
| 2208 | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2209 bool java_lang_reflect_Field::has_type_annotations_field() { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2210 return (type_annotations_offset >= 0); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2211 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2212 |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2213 oop java_lang_reflect_Field::type_annotations(oop field) { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2214 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2215 assert(has_type_annotations_field(), "type_annotations field must be present"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2216 return field->obj_field(type_annotations_offset); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2217 } |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2218 |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2219 void java_lang_reflect_Field::set_type_annotations(oop field, oop value) { |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2220 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2221 assert(has_type_annotations_field(), "type_annotations field must be present"); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2222 field->obj_field_put(type_annotations_offset, value); |
|
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2223 } |
| 0 | 2224 |
| 2225 void sun_reflect_ConstantPool::compute_offsets() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2226 Klass* k = SystemDictionary::reflect_ConstantPool_klass(); |
| 0 | 2227 // This null test can be removed post beta |
| 2228 if (k != NULL) { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2229 // The field is called ConstantPool* in the sun.reflect.ConstantPool class. |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2230 compute_offset(_oop_offset, k, vmSymbols::ConstantPool_name(), vmSymbols::object_signature()); |
| 0 | 2231 } |
| 2232 } | |
| 2233 | |
|
7462
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2234 void java_lang_reflect_Parameter::compute_offsets() { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2235 Klass* k = SystemDictionary::reflect_Parameter_klass(); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2236 if(NULL != k) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2237 compute_offset(name_offset, k, vmSymbols::name_name(), vmSymbols::string_signature()); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2238 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature()); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2239 compute_offset(index_offset, k, vmSymbols::index_name(), vmSymbols::int_signature()); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2240 compute_offset(executable_offset, k, vmSymbols::executable_name(), vmSymbols::executable_signature()); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2241 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2242 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2243 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2244 Handle java_lang_reflect_Parameter::create(TRAPS) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2245 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2246 Symbol* name = vmSymbols::java_lang_reflect_Parameter(); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2247 Klass* k = SystemDictionary::resolve_or_fail(name, true, CHECK_NH); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2248 instanceKlassHandle klass (THREAD, k); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2249 // Ensure it is initialized |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2250 klass->initialize(CHECK_NH); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2251 return klass->allocate_instance_handle(CHECK_NH); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2252 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2253 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2254 oop java_lang_reflect_Parameter::name(oop param) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2255 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2256 return param->obj_field(name_offset); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2257 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2258 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2259 void java_lang_reflect_Parameter::set_name(oop param, oop value) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2260 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2261 param->obj_field_put(name_offset, value); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2262 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2263 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2264 int java_lang_reflect_Parameter::modifiers(oop param) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2265 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2266 return param->int_field(modifiers_offset); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2267 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2268 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2269 void java_lang_reflect_Parameter::set_modifiers(oop param, int value) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2270 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2271 param->int_field_put(modifiers_offset, value); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2272 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2273 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2274 int java_lang_reflect_Parameter::index(oop param) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2275 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2276 return param->int_field(index_offset); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2277 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2278 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2279 void java_lang_reflect_Parameter::set_index(oop param, int value) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2280 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2281 param->int_field_put(index_offset, value); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2282 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2283 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2284 oop java_lang_reflect_Parameter::executable(oop param) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2285 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2286 return param->obj_field(executable_offset); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2287 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2288 |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2289 void java_lang_reflect_Parameter::set_executable(oop param, oop value) { |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2290 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2291 param->obj_field_put(executable_offset, value); |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2292 } |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2293 |
| 0 | 2294 |
| 2295 Handle sun_reflect_ConstantPool::create(TRAPS) { | |
| 2296 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2297 Klass* k = SystemDictionary::reflect_ConstantPool_klass(); |
| 0 | 2298 instanceKlassHandle klass (THREAD, k); |
| 2299 // Ensure it is initialized | |
| 2300 klass->initialize(CHECK_NH); | |
| 2301 return klass->allocate_instance_handle(CHECK_NH); | |
| 2302 } | |
| 2303 | |
| 2304 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2305 void sun_reflect_ConstantPool::set_cp(oop reflect, ConstantPool* value) { |
| 0 | 2306 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2307 oop mirror = value->pool_holder()->java_mirror(); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2308 // Save the mirror to get back the constant pool. |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2309 reflect->obj_field_put(_oop_offset, mirror); |
| 0 | 2310 } |
| 2311 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2312 ConstantPool* sun_reflect_ConstantPool::get_cp(oop reflect) { |
| 0 | 2313 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2314 |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2315 oop mirror = reflect->obj_field(_oop_offset); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2316 Klass* k = java_lang_Class::as_Klass(mirror); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2317 assert(k->oop_is_instance(), "Must be"); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2318 |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2319 // Get the constant pool back from the klass. Since class redefinition |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2320 // merges the new constant pool into the old, this is essentially the |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2321 // same constant pool as the original. If constant pool merging is |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2322 // no longer done in the future, this will have to change to save |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2323 // the original. |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2324 return InstanceKlass::cast(k)->constants(); |
| 0 | 2325 } |
| 2326 | |
| 2327 void sun_reflect_UnsafeStaticFieldAccessorImpl::compute_offsets() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2328 Klass* k = SystemDictionary::reflect_UnsafeStaticFieldAccessorImpl_klass(); |
| 0 | 2329 // This null test can be removed post beta |
| 2330 if (k != NULL) { | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2331 compute_offset(_base_offset, k, |
| 0 | 2332 vmSymbols::base_name(), vmSymbols::object_signature()); |
| 2333 } | |
| 2334 } | |
| 2335 | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2336 oop java_lang_boxing_object::initialize_and_allocate(BasicType type, TRAPS) { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2337 Klass* k = SystemDictionary::box_klass(type); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2338 if (k == NULL) return NULL; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2339 instanceKlassHandle h (THREAD, k); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2340 if (!h->is_initialized()) h->initialize(CHECK_0); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2341 return h->allocate_instance(THREAD); |
| 0 | 2342 } |
| 2343 | |
| 2344 | |
| 2345 oop java_lang_boxing_object::create(BasicType type, jvalue* value, TRAPS) { | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2346 oop box = initialize_and_allocate(type, CHECK_0); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2347 if (box == NULL) return NULL; |
| 0 | 2348 switch (type) { |
| 2349 case T_BOOLEAN: | |
| 2350 box->bool_field_put(value_offset, value->z); | |
| 2351 break; | |
| 2352 case T_CHAR: | |
| 2353 box->char_field_put(value_offset, value->c); | |
| 2354 break; | |
| 2355 case T_FLOAT: | |
| 2356 box->float_field_put(value_offset, value->f); | |
| 2357 break; | |
| 2358 case T_DOUBLE: | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2359 box->double_field_put(long_value_offset, value->d); |
| 0 | 2360 break; |
| 2361 case T_BYTE: | |
| 2362 box->byte_field_put(value_offset, value->b); | |
| 2363 break; | |
| 2364 case T_SHORT: | |
| 2365 box->short_field_put(value_offset, value->s); | |
| 2366 break; | |
| 2367 case T_INT: | |
| 2368 box->int_field_put(value_offset, value->i); | |
| 2369 break; | |
| 2370 case T_LONG: | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2371 box->long_field_put(long_value_offset, value->j); |
| 0 | 2372 break; |
| 2373 default: | |
| 2374 return NULL; | |
| 2375 } | |
| 2376 return box; | |
| 2377 } | |
| 2378 | |
| 2379 | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2380 BasicType java_lang_boxing_object::basic_type(oop box) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2381 if (box == NULL) return T_ILLEGAL; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2382 BasicType type = SystemDictionary::box_klass_type(box->klass()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2383 if (type == T_OBJECT) // 'unknown' value returned by SD::bkt |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2384 return T_ILLEGAL; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2385 return type; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2386 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2387 |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2388 |
| 0 | 2389 BasicType java_lang_boxing_object::get_value(oop box, jvalue* value) { |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2390 BasicType type = SystemDictionary::box_klass_type(box->klass()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2391 switch (type) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2392 case T_BOOLEAN: |
| 0 | 2393 value->z = box->bool_field(value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2394 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2395 case T_CHAR: |
| 0 | 2396 value->c = box->char_field(value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2397 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2398 case T_FLOAT: |
| 0 | 2399 value->f = box->float_field(value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2400 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2401 case T_DOUBLE: |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2402 value->d = box->double_field(long_value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2403 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2404 case T_BYTE: |
| 0 | 2405 value->b = box->byte_field(value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2406 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2407 case T_SHORT: |
| 0 | 2408 value->s = box->short_field(value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2409 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2410 case T_INT: |
| 0 | 2411 value->i = box->int_field(value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2412 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2413 case T_LONG: |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2414 value->j = box->long_field(long_value_offset); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2415 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2416 default: |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2417 return T_ILLEGAL; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2418 } // end switch |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2419 return type; |
| 0 | 2420 } |
| 2421 | |
| 2422 | |
| 2423 BasicType java_lang_boxing_object::set_value(oop box, jvalue* value) { | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2424 BasicType type = SystemDictionary::box_klass_type(box->klass()); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2425 switch (type) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2426 case T_BOOLEAN: |
| 0 | 2427 box->bool_field_put(value_offset, value->z); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2428 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2429 case T_CHAR: |
| 0 | 2430 box->char_field_put(value_offset, value->c); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2431 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2432 case T_FLOAT: |
| 0 | 2433 box->float_field_put(value_offset, value->f); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2434 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2435 case T_DOUBLE: |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2436 box->double_field_put(long_value_offset, value->d); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2437 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2438 case T_BYTE: |
| 0 | 2439 box->byte_field_put(value_offset, value->b); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2440 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2441 case T_SHORT: |
| 0 | 2442 box->short_field_put(value_offset, value->s); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2443 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2444 case T_INT: |
| 0 | 2445 box->int_field_put(value_offset, value->i); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2446 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2447 case T_LONG: |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2448 box->long_field_put(long_value_offset, value->j); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2449 break; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2450 default: |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2451 return T_ILLEGAL; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2452 } // end switch |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
2453 return type; |
| 0 | 2454 } |
| 2455 | |
| 2456 | |
|
665
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2457 void java_lang_boxing_object::print(BasicType type, jvalue* value, outputStream* st) { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2458 switch (type) { |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2459 case T_BOOLEAN: st->print("%s", value->z ? "true" : "false"); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2460 case T_CHAR: st->print("%d", value->c); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2461 case T_BYTE: st->print("%d", value->b); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2462 case T_SHORT: st->print("%d", value->s); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2463 case T_INT: st->print("%d", value->i); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2464 case T_LONG: st->print(INT64_FORMAT, value->j); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2465 case T_FLOAT: st->print("%f", value->f); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2466 case T_DOUBLE: st->print("%lf", value->d); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2467 default: st->print("type %d?", type); break; |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2468 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2469 } |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2470 |
|
c89f86385056
6814659: separable cleanups and subroutines for 6655638
jrose
parents:
579
diff
changeset
|
2471 |
| 0 | 2472 // Support for java_lang_ref_Reference |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2473 HeapWord *java_lang_ref_Reference::pending_list_lock_addr() { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2474 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::Reference_klass()); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2475 address addr = ik->static_field_addr(static_lock_offset); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2476 return (HeapWord*) addr; |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2477 } |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2478 |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2479 oop java_lang_ref_Reference::pending_list_lock() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2480 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::Reference_klass()); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
2481 address addr = ik->static_field_addr(static_lock_offset); |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2482 if (UseCompressedOops) { |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2483 return oopDesc::load_decode_heap_oop((narrowOop *)addr); |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2484 } else { |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2485 return oopDesc::load_decode_heap_oop((oop*)addr); |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2486 } |
| 0 | 2487 } |
| 2488 | |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2489 HeapWord *java_lang_ref_Reference::pending_list_addr() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2490 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::Reference_klass()); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
2491 address addr = ik->static_field_addr(static_pending_offset); |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2492 // XXX This might not be HeapWord aligned, almost rather be char *. |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2493 return (HeapWord*)addr; |
| 0 | 2494 } |
| 2495 | |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2496 oop java_lang_ref_Reference::pending_list() { |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2497 char *addr = (char *)pending_list_addr(); |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2498 if (UseCompressedOops) { |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2499 return oopDesc::load_decode_heap_oop((narrowOop *)addr); |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2500 } else { |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2501 return oopDesc::load_decode_heap_oop((oop*)addr); |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
2502 } |
| 0 | 2503 } |
| 2504 | |
| 2505 | |
| 2506 // Support for java_lang_ref_SoftReference | |
| 2507 | |
| 2508 jlong java_lang_ref_SoftReference::timestamp(oop ref) { | |
| 2509 return ref->long_field(timestamp_offset); | |
| 2510 } | |
| 2511 | |
| 2512 jlong java_lang_ref_SoftReference::clock() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2513 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::SoftReference_klass()); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
2514 jlong* offset = (jlong*)ik->static_field_addr(static_clock_offset); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
2515 return *offset; |
| 0 | 2516 } |
| 2517 | |
| 2518 void java_lang_ref_SoftReference::set_clock(jlong value) { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2519 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::SoftReference_klass()); |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
2520 jlong* offset = (jlong*)ik->static_field_addr(static_clock_offset); |
|
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2357
diff
changeset
|
2521 *offset = value; |
| 0 | 2522 } |
| 2523 | |
| 2524 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2525 // Support for java_lang_invoke_MethodHandle |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2526 |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2527 int java_lang_invoke_MethodHandle::_type_offset; |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2528 int java_lang_invoke_MethodHandle::_form_offset; |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2529 |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2530 int java_lang_invoke_MemberName::_clazz_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2531 int java_lang_invoke_MemberName::_name_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2532 int java_lang_invoke_MemberName::_type_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2533 int java_lang_invoke_MemberName::_flags_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2534 int java_lang_invoke_MemberName::_vmtarget_offset; |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2535 int java_lang_invoke_MemberName::_vmloader_offset; |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2536 int java_lang_invoke_MemberName::_vmindex_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2537 |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2538 int java_lang_invoke_LambdaForm::_vmentry_offset; |
|
3905
c26de9aef2ed
7071307: MethodHandle bimorphic inlining should consider the frequency
never
parents:
3900
diff
changeset
|
2539 |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2540 void java_lang_invoke_MethodHandle::compute_offsets() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2541 Klass* klass_oop = SystemDictionary::MethodHandle_klass(); |
| 3938 | 2542 if (klass_oop != NULL && EnableInvokeDynamic) { |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2543 compute_offset(_type_offset, klass_oop, vmSymbols::type_name(), vmSymbols::java_lang_invoke_MethodType_signature()); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2544 compute_optional_offset(_form_offset, klass_oop, vmSymbols::form_name(), vmSymbols::java_lang_invoke_LambdaForm_signature()); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2545 if (_form_offset == 0) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2546 EnableInvokeDynamic = false; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2547 } |
| 710 | 2548 } |
| 2549 } | |
| 2550 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2551 void java_lang_invoke_MemberName::compute_offsets() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2552 Klass* klass_oop = SystemDictionary::MemberName_klass(); |
| 3938 | 2553 if (klass_oop != NULL && EnableInvokeDynamic) { |
| 2554 compute_offset(_clazz_offset, klass_oop, vmSymbols::clazz_name(), vmSymbols::class_signature()); | |
| 2555 compute_offset(_name_offset, klass_oop, vmSymbols::name_name(), vmSymbols::string_signature()); | |
| 2556 compute_offset(_type_offset, klass_oop, vmSymbols::type_name(), vmSymbols::object_signature()); | |
| 2557 compute_offset(_flags_offset, klass_oop, vmSymbols::flags_name(), vmSymbols::int_signature()); | |
| 2558 MEMBERNAME_INJECTED_FIELDS(INJECTED_FIELD_COMPUTE_OFFSET); | |
| 710 | 2559 } |
| 2560 } | |
| 2561 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2562 void java_lang_invoke_LambdaForm::compute_offsets() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2563 Klass* klass_oop = SystemDictionary::LambdaForm_klass(); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2564 if (klass_oop != NULL && EnableInvokeDynamic) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2565 compute_offset(_vmentry_offset, klass_oop, vmSymbols::vmentry_name(), vmSymbols::java_lang_invoke_MemberName_signature()); |
| 710 | 2566 } |
| 2567 } | |
| 2568 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2569 oop java_lang_invoke_MethodHandle::type(oop mh) { |
| 710 | 2570 return mh->obj_field(_type_offset); |
| 2571 } | |
| 2572 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2573 void java_lang_invoke_MethodHandle::set_type(oop mh, oop mtype) { |
| 710 | 2574 mh->obj_field_put(_type_offset, mtype); |
| 2575 } | |
| 2576 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2577 oop java_lang_invoke_MethodHandle::form(oop mh) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2578 assert(_form_offset != 0, ""); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2579 return mh->obj_field(_form_offset); |
| 710 | 2580 } |
| 2581 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2582 void java_lang_invoke_MethodHandle::set_form(oop mh, oop lform) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2583 assert(_form_offset != 0, ""); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2584 mh->obj_field_put(_form_offset, lform); |
| 710 | 2585 } |
| 2586 | |
| 2587 /// MemberName accessors | |
| 2588 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2589 oop java_lang_invoke_MemberName::clazz(oop mname) { |
| 710 | 2590 assert(is_instance(mname), "wrong type"); |
| 2591 return mname->obj_field(_clazz_offset); | |
| 2592 } | |
| 2593 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2594 void java_lang_invoke_MemberName::set_clazz(oop mname, oop clazz) { |
| 710 | 2595 assert(is_instance(mname), "wrong type"); |
| 2596 mname->obj_field_put(_clazz_offset, clazz); | |
| 2597 } | |
| 2598 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2599 oop java_lang_invoke_MemberName::name(oop mname) { |
| 710 | 2600 assert(is_instance(mname), "wrong type"); |
| 2601 return mname->obj_field(_name_offset); | |
| 2602 } | |
| 2603 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2604 void java_lang_invoke_MemberName::set_name(oop mname, oop name) { |
| 710 | 2605 assert(is_instance(mname), "wrong type"); |
| 2606 mname->obj_field_put(_name_offset, name); | |
| 2607 } | |
| 2608 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2609 oop java_lang_invoke_MemberName::type(oop mname) { |
| 710 | 2610 assert(is_instance(mname), "wrong type"); |
| 2611 return mname->obj_field(_type_offset); | |
| 2612 } | |
| 2613 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2614 void java_lang_invoke_MemberName::set_type(oop mname, oop type) { |
| 710 | 2615 assert(is_instance(mname), "wrong type"); |
| 2616 mname->obj_field_put(_type_offset, type); | |
| 2617 } | |
| 2618 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2619 int java_lang_invoke_MemberName::flags(oop mname) { |
| 710 | 2620 assert(is_instance(mname), "wrong type"); |
| 2621 return mname->int_field(_flags_offset); | |
| 2622 } | |
| 2623 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2624 void java_lang_invoke_MemberName::set_flags(oop mname, int flags) { |
| 710 | 2625 assert(is_instance(mname), "wrong type"); |
| 2626 mname->int_field_put(_flags_offset, flags); | |
| 2627 } | |
| 2628 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2629 Metadata* java_lang_invoke_MemberName::vmtarget(oop mname) { |
| 710 | 2630 assert(is_instance(mname), "wrong type"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2631 return (Metadata*)mname->address_field(_vmtarget_offset); |
| 710 | 2632 } |
| 2633 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2634 void java_lang_invoke_MemberName::set_vmtarget(oop mname, Metadata* ref) { |
| 710 | 2635 assert(is_instance(mname), "wrong type"); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2636 // check the type of the vmtarget |
|
7185
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2637 oop dependency = NULL; |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2638 if (ref != NULL) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2639 switch (flags(mname) & (MN_IS_METHOD | |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2640 MN_IS_CONSTRUCTOR | |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2641 MN_IS_FIELD)) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2642 case MN_IS_METHOD: |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2643 case MN_IS_CONSTRUCTOR: |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2644 assert(ref->is_method(), "should be a method"); |
|
7185
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2645 dependency = ((Method*)ref)->method_holder()->java_mirror(); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2646 break; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2647 case MN_IS_FIELD: |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2648 assert(ref->is_klass(), "should be a class"); |
|
7185
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2649 dependency = ((Klass*)ref)->java_mirror(); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2650 break; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2651 default: |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2652 ShouldNotReachHere(); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2653 } |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2654 } |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2655 mname->address_field_put(_vmtarget_offset, (address)ref); |
|
7185
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2656 // Add a reference to the loader (actually mirror because anonymous classes will not have |
|
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2657 // distinct loaders) to ensure the metadata is kept alive |
|
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2658 // This mirror may be different than the one in clazz field. |
|
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
7180
diff
changeset
|
2659 mname->obj_field_put(_vmloader_offset, dependency); |
| 710 | 2660 } |
| 2661 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2662 intptr_t java_lang_invoke_MemberName::vmindex(oop mname) { |
| 710 | 2663 assert(is_instance(mname), "wrong type"); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2664 return (intptr_t) mname->address_field(_vmindex_offset); |
| 710 | 2665 } |
| 2666 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2667 void java_lang_invoke_MemberName::set_vmindex(oop mname, intptr_t index) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2668 assert(is_instance(mname), "wrong type"); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2669 mname->address_field_put(_vmindex_offset, (address) index); |
| 710 | 2670 } |
| 2671 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2672 oop java_lang_invoke_LambdaForm::vmentry(oop lform) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2673 assert(is_instance(lform), "wrong type"); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2674 return lform->obj_field(_vmentry_offset); |
| 710 | 2675 } |
| 2676 | |
| 2677 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2678 // Support for java_lang_invoke_MethodType |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2679 |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2680 int java_lang_invoke_MethodType::_rtype_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2681 int java_lang_invoke_MethodType::_ptypes_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2682 |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2683 void java_lang_invoke_MethodType::compute_offsets() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2684 Klass* k = SystemDictionary::MethodType_klass(); |
| 710 | 2685 if (k != NULL) { |
| 2686 compute_offset(_rtype_offset, k, vmSymbols::rtype_name(), vmSymbols::class_signature()); | |
| 2687 compute_offset(_ptypes_offset, k, vmSymbols::ptypes_name(), vmSymbols::class_array_signature()); | |
| 2688 } | |
| 2689 } | |
| 2690 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2691 void java_lang_invoke_MethodType::print_signature(oop mt, outputStream* st) { |
| 710 | 2692 st->print("("); |
| 2693 objArrayOop pts = ptypes(mt); | |
| 2694 for (int i = 0, limit = pts->length(); i < limit; i++) { | |
| 2695 java_lang_Class::print_signature(pts->obj_at(i), st); | |
| 2696 } | |
| 2697 st->print(")"); | |
| 2698 java_lang_Class::print_signature(rtype(mt), st); | |
| 2699 } | |
| 2700 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2701 Symbol* java_lang_invoke_MethodType::as_signature(oop mt, bool intern_if_not_found, TRAPS) { |
| 710 | 2702 ResourceMark rm; |
| 2703 stringStream buffer(128); | |
| 2704 print_signature(mt, &buffer); | |
| 2705 const char* sigstr = buffer.base(); | |
| 2706 int siglen = (int) buffer.size(); | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2707 Symbol *name; |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2708 if (!intern_if_not_found) { |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2709 name = SymbolTable::probe(sigstr, siglen); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2710 } else { |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2711 name = SymbolTable::new_symbol(sigstr, siglen, THREAD); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2712 } |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
2713 return name; |
| 710 | 2714 } |
| 2715 | |
|
3461
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2716 bool java_lang_invoke_MethodType::equals(oop mt1, oop mt2) { |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2717 if (mt1 == mt2) |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2718 return true; |
|
3461
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2719 if (rtype(mt1) != rtype(mt2)) |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2720 return false; |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2721 if (ptype_count(mt1) != ptype_count(mt2)) |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2722 return false; |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2723 for (int i = ptype_count(mt1) - 1; i >= 0; i--) { |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2724 if (ptype(mt1, i) != ptype(mt2, i)) |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2725 return false; |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2726 } |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2727 return true; |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2728 } |
|
81d815b05abb
7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents:
3363
diff
changeset
|
2729 |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2730 oop java_lang_invoke_MethodType::rtype(oop mt) { |
| 710 | 2731 assert(is_instance(mt), "must be a MethodType"); |
| 2732 return mt->obj_field(_rtype_offset); | |
| 2733 } | |
| 2734 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2735 objArrayOop java_lang_invoke_MethodType::ptypes(oop mt) { |
| 710 | 2736 assert(is_instance(mt), "must be a MethodType"); |
| 2737 return (objArrayOop) mt->obj_field(_ptypes_offset); | |
| 2738 } | |
| 2739 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2740 oop java_lang_invoke_MethodType::ptype(oop mt, int idx) { |
| 710 | 2741 return ptypes(mt)->obj_at(idx); |
| 2742 } | |
| 2743 | |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2744 int java_lang_invoke_MethodType::ptype_count(oop mt) { |
|
1133
aa62b9388fce
6894206: JVM needs a way to traverse method handle structures
twisti
parents:
1096
diff
changeset
|
2745 return ptypes(mt)->length(); |
|
aa62b9388fce
6894206: JVM needs a way to traverse method handle structures
twisti
parents:
1096
diff
changeset
|
2746 } |
|
aa62b9388fce
6894206: JVM needs a way to traverse method handle structures
twisti
parents:
1096
diff
changeset
|
2747 |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2748 int java_lang_invoke_MethodType::ptype_slot_count(oop mt) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2749 objArrayOop pts = ptypes(mt); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2750 int count = pts->length(); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2751 int slots = 0; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2752 for (int i = 0; i < count; i++) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2753 BasicType bt = java_lang_Class::as_BasicType(pts->obj_at(i)); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2754 slots += type2size[bt]; |
| 710 | 2755 } |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2756 return slots; |
| 710 | 2757 } |
| 2758 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2759 int java_lang_invoke_MethodType::rtype_slot_count(oop mt) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2760 BasicType bt = java_lang_Class::as_BasicType(rtype(mt)); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2761 return type2size[bt]; |
|
1793
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
2762 } |
|
d257356e35f0
6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
jrose
parents:
1552
diff
changeset
|
2763 |
| 710 | 2764 |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2765 // Support for java_lang_invoke_CallSite |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2766 |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2767 int java_lang_invoke_CallSite::_target_offset; |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2768 |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2769 void java_lang_invoke_CallSite::compute_offsets() { |
|
726
be93aad57795
6655646: dynamic languages need dynamically linked call sites
jrose
parents:
710
diff
changeset
|
2770 if (!EnableInvokeDynamic) return; |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2771 Klass* k = SystemDictionary::CallSite_klass(); |
|
726
be93aad57795
6655646: dynamic languages need dynamically linked call sites
jrose
parents:
710
diff
changeset
|
2772 if (k != NULL) { |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
2773 compute_offset(_target_offset, k, vmSymbols::target_name(), vmSymbols::java_lang_invoke_MethodHandle_signature()); |
|
726
be93aad57795
6655646: dynamic languages need dynamically linked call sites
jrose
parents:
710
diff
changeset
|
2774 } |
|
be93aad57795
6655646: dynamic languages need dynamically linked call sites
jrose
parents:
710
diff
changeset
|
2775 } |
|
be93aad57795
6655646: dynamic languages need dynamically linked call sites
jrose
parents:
710
diff
changeset
|
2776 |
| 710 | 2777 |
| 0 | 2778 // Support for java_security_AccessControlContext |
| 2779 | |
| 2780 int java_security_AccessControlContext::_context_offset = 0; | |
| 2781 int java_security_AccessControlContext::_privilegedContext_offset = 0; | |
| 2782 int java_security_AccessControlContext::_isPrivileged_offset = 0; | |
| 2783 | |
| 2784 void java_security_AccessControlContext::compute_offsets() { | |
| 2785 assert(_isPrivileged_offset == 0, "offsets should be initialized only once"); | |
| 2786 fieldDescriptor fd; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2787 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::AccessControlContext_klass()); |
| 0 | 2788 |
| 2789 if (!ik->find_local_field(vmSymbols::context_name(), vmSymbols::protectiondomain_signature(), &fd)) { | |
| 2790 fatal("Invalid layout of java.security.AccessControlContext"); | |
| 2791 } | |
| 2792 _context_offset = fd.offset(); | |
| 2793 | |
| 2794 if (!ik->find_local_field(vmSymbols::privilegedContext_name(), vmSymbols::accesscontrolcontext_signature(), &fd)) { | |
| 2795 fatal("Invalid layout of java.security.AccessControlContext"); | |
| 2796 } | |
| 2797 _privilegedContext_offset = fd.offset(); | |
| 2798 | |
| 2799 if (!ik->find_local_field(vmSymbols::isPrivileged_name(), vmSymbols::bool_signature(), &fd)) { | |
| 2800 fatal("Invalid layout of java.security.AccessControlContext"); | |
| 2801 } | |
| 2802 _isPrivileged_offset = fd.offset(); | |
| 2803 } | |
| 2804 | |
| 2805 | |
| 2806 oop java_security_AccessControlContext::create(objArrayHandle context, bool isPrivileged, Handle privileged_context, TRAPS) { | |
| 2807 assert(_isPrivileged_offset != 0, "offsets should have been initialized"); | |
| 2808 // Ensure klass is initialized | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2809 InstanceKlass::cast(SystemDictionary::AccessControlContext_klass())->initialize(CHECK_0); |
| 0 | 2810 // Allocate result |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2811 oop result = InstanceKlass::cast(SystemDictionary::AccessControlContext_klass())->allocate_instance(CHECK_0); |
| 0 | 2812 // Fill in values |
| 2813 result->obj_field_put(_context_offset, context()); | |
| 2814 result->obj_field_put(_privilegedContext_offset, privileged_context()); | |
| 2815 result->bool_field_put(_isPrivileged_offset, isPrivileged); | |
| 2816 return result; | |
| 2817 } | |
| 2818 | |
| 2819 | |
| 2820 // Support for java_lang_ClassLoader | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2821 |
| 3938 | 2822 bool java_lang_ClassLoader::offsets_computed = false; |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2823 int java_lang_ClassLoader::_loader_data_offset = -1; |
| 3938 | 2824 int java_lang_ClassLoader::parallelCapable_offset = -1; |
| 2825 | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2826 ClassLoaderData** java_lang_ClassLoader::loader_data_addr(oop loader) { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2827 assert(loader != NULL && loader->is_oop(), "loader must be oop"); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2828 return (ClassLoaderData**) loader->address_field_addr(_loader_data_offset); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2829 } |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2830 |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2831 ClassLoaderData* java_lang_ClassLoader::loader_data(oop loader) { |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2832 return *java_lang_ClassLoader::loader_data_addr(loader); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2833 } |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2834 |
| 3938 | 2835 void java_lang_ClassLoader::compute_offsets() { |
| 2836 assert(!offsets_computed, "offsets should be initialized only once"); | |
| 2837 offsets_computed = true; | |
| 2838 | |
| 2839 // The field indicating parallelCapable (parallelLockMap) is only present starting in 7, | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2840 Klass* k1 = SystemDictionary::ClassLoader_klass(); |
| 3938 | 2841 compute_optional_offset(parallelCapable_offset, |
| 2842 k1, vmSymbols::parallelCapable_name(), vmSymbols::concurrenthashmap_signature()); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2843 |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2844 CLASSLOADER_INJECTED_FIELDS(INJECTED_FIELD_COMPUTE_OFFSET); |
| 3938 | 2845 } |
| 0 | 2846 |
| 2847 oop java_lang_ClassLoader::parent(oop loader) { | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2848 assert(is_instance(loader), "loader must be oop"); |
| 0 | 2849 return loader->obj_field(parent_offset); |
| 2850 } | |
| 2851 | |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2852 bool java_lang_ClassLoader::isAncestor(oop loader, oop cl) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2853 assert(is_instance(loader), "loader must be oop"); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2854 assert(cl == NULL || is_instance(cl), "cl argument must be oop"); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2855 oop acl = loader; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2856 debug_only(jint loop_count = 0); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2857 // This loop taken verbatim from ClassLoader.java: |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2858 do { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2859 acl = parent(acl); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2860 if (cl == acl) { |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2861 return true; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2862 } |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2863 assert(++loop_count > 0, "loop_count overflow"); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2864 } while (acl != NULL); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2865 return false; |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2866 } |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
2867 |
| 0 | 2868 |
| 3938 | 2869 // For class loader classes, parallelCapable defined |
| 2870 // based on non-null field | |
| 2871 // Written to by java.lang.ClassLoader, vm only reads this field, doesn't set it | |
| 2872 bool java_lang_ClassLoader::parallelCapable(oop class_loader) { | |
| 2873 if (!JDK_Version::is_gte_jdk17x_version() | |
| 2874 || parallelCapable_offset == -1) { | |
| 2875 // Default for backward compatibility is false | |
| 2876 return false; | |
| 2877 } | |
| 2878 return (class_loader->obj_field(parallelCapable_offset) != NULL); | |
| 2879 } | |
| 2880 | |
| 0 | 2881 bool java_lang_ClassLoader::is_trusted_loader(oop loader) { |
| 2882 // Fix for 4474172; see evaluation for more details | |
| 2883 loader = non_reflection_class_loader(loader); | |
| 2884 | |
| 2885 oop cl = SystemDictionary::java_system_loader(); | |
| 2886 while(cl != NULL) { | |
| 2887 if (cl == loader) return true; | |
| 2888 cl = parent(cl); | |
| 2889 } | |
| 2890 return false; | |
| 2891 } | |
| 2892 | |
| 2893 oop java_lang_ClassLoader::non_reflection_class_loader(oop loader) { | |
| 2894 if (loader != NULL) { | |
| 2895 // See whether this is one of the class loaders associated with | |
| 2896 // the generated bytecodes for reflection, and if so, "magically" | |
| 2897 // delegate to its parent to prevent class loading from occurring | |
| 2898 // in places where applications using reflection didn't expect it. | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2899 Klass* delegating_cl_class = SystemDictionary::reflect_DelegatingClassLoader_klass(); |
| 0 | 2900 // This might be null in non-1.4 JDKs |
| 2901 if (delegating_cl_class != NULL && loader->is_a(delegating_cl_class)) { | |
| 2902 return parent(loader); | |
| 2903 } | |
| 2904 } | |
| 2905 return loader; | |
| 2906 } | |
| 2907 | |
| 2908 | |
| 2909 // Support for java_lang_System | |
| 2910 int java_lang_System::in_offset_in_bytes() { | |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
2911 return (InstanceMirrorKlass::offset_of_static_fields() + static_in_offset); |
| 0 | 2912 } |
| 2913 | |
| 2914 | |
| 2915 int java_lang_System::out_offset_in_bytes() { | |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
2916 return (InstanceMirrorKlass::offset_of_static_fields() + static_out_offset); |
| 0 | 2917 } |
| 2918 | |
| 2919 | |
| 2920 int java_lang_System::err_offset_in_bytes() { | |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
2921 return (InstanceMirrorKlass::offset_of_static_fields() + static_err_offset); |
| 0 | 2922 } |
| 2923 | |
| 2924 | |
| 2925 | |
| 3938 | 2926 int java_lang_Class::_klass_offset; |
| 2927 int java_lang_Class::_array_klass_offset; | |
| 2928 int java_lang_Class::_oop_size_offset; | |
| 2929 int java_lang_Class::_static_oop_field_count_offset; | |
|
6948
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
2930 #ifdef GRAAL |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
2931 int java_lang_Class::_graal_mirror_offset; |
|
e522a00b91aa
Merge with http://hg.openjdk.java.net/hsx/hsx25/hotspot/ after NPG - C++ build works
Doug Simon <doug.simon@oracle.com>
parents:
6940
diff
changeset
|
2932 #endif |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2933 GrowableArray<Klass*>* java_lang_Class::_fixup_mirror_list = NULL; |
| 0 | 2934 int java_lang_Throwable::backtrace_offset; |
| 2935 int java_lang_Throwable::detailMessage_offset; | |
| 2936 int java_lang_Throwable::cause_offset; | |
| 2937 int java_lang_Throwable::stackTrace_offset; | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
2938 int java_lang_Throwable::static_unassigned_stacktrace_offset; |
| 0 | 2939 int java_lang_reflect_AccessibleObject::override_offset; |
| 2940 int java_lang_reflect_Method::clazz_offset; | |
| 2941 int java_lang_reflect_Method::name_offset; | |
| 2942 int java_lang_reflect_Method::returnType_offset; | |
| 2943 int java_lang_reflect_Method::parameterTypes_offset; | |
| 2944 int java_lang_reflect_Method::exceptionTypes_offset; | |
| 2945 int java_lang_reflect_Method::slot_offset; | |
| 2946 int java_lang_reflect_Method::modifiers_offset; | |
| 2947 int java_lang_reflect_Method::signature_offset; | |
| 2948 int java_lang_reflect_Method::annotations_offset; | |
| 2949 int java_lang_reflect_Method::parameter_annotations_offset; | |
| 2950 int java_lang_reflect_Method::annotation_default_offset; | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2951 int java_lang_reflect_Method::type_annotations_offset; |
| 0 | 2952 int java_lang_reflect_Constructor::clazz_offset; |
| 2953 int java_lang_reflect_Constructor::parameterTypes_offset; | |
| 2954 int java_lang_reflect_Constructor::exceptionTypes_offset; | |
| 2955 int java_lang_reflect_Constructor::slot_offset; | |
| 2956 int java_lang_reflect_Constructor::modifiers_offset; | |
| 2957 int java_lang_reflect_Constructor::signature_offset; | |
| 2958 int java_lang_reflect_Constructor::annotations_offset; | |
| 2959 int java_lang_reflect_Constructor::parameter_annotations_offset; | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2960 int java_lang_reflect_Constructor::type_annotations_offset; |
| 0 | 2961 int java_lang_reflect_Field::clazz_offset; |
| 2962 int java_lang_reflect_Field::name_offset; | |
| 2963 int java_lang_reflect_Field::type_offset; | |
| 2964 int java_lang_reflect_Field::slot_offset; | |
| 2965 int java_lang_reflect_Field::modifiers_offset; | |
| 2966 int java_lang_reflect_Field::signature_offset; | |
| 2967 int java_lang_reflect_Field::annotations_offset; | |
|
7457
35431a769282
8004823: Add VM support for type annotation reflection
stefank
parents:
7185
diff
changeset
|
2968 int java_lang_reflect_Field::type_annotations_offset; |
|
7462
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2969 int java_lang_reflect_Parameter::name_offset; |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2970 int java_lang_reflect_Parameter::modifiers_offset; |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2971 int java_lang_reflect_Parameter::index_offset; |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
2972 int java_lang_reflect_Parameter::executable_offset; |
| 0 | 2973 int java_lang_boxing_object::value_offset; |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
2974 int java_lang_boxing_object::long_value_offset; |
| 0 | 2975 int java_lang_ref_Reference::referent_offset; |
| 2976 int java_lang_ref_Reference::queue_offset; | |
| 2977 int java_lang_ref_Reference::next_offset; | |
| 2978 int java_lang_ref_Reference::discovered_offset; | |
| 2979 int java_lang_ref_Reference::static_lock_offset; | |
| 2980 int java_lang_ref_Reference::static_pending_offset; | |
| 2981 int java_lang_ref_Reference::number_of_fake_oop_fields; | |
| 2982 int java_lang_ref_SoftReference::timestamp_offset; | |
| 2983 int java_lang_ref_SoftReference::static_clock_offset; | |
| 2984 int java_lang_ClassLoader::parent_offset; | |
| 2985 int java_lang_System::static_in_offset; | |
| 2986 int java_lang_System::static_out_offset; | |
| 2987 int java_lang_System::static_err_offset; | |
| 2988 int java_lang_StackTraceElement::declaringClass_offset; | |
| 2989 int java_lang_StackTraceElement::methodName_offset; | |
| 2990 int java_lang_StackTraceElement::fileName_offset; | |
| 2991 int java_lang_StackTraceElement::lineNumber_offset; | |
| 2992 int java_lang_AssertionStatusDirectives::classes_offset; | |
| 2993 int java_lang_AssertionStatusDirectives::classEnabled_offset; | |
| 2994 int java_lang_AssertionStatusDirectives::packages_offset; | |
| 2995 int java_lang_AssertionStatusDirectives::packageEnabled_offset; | |
| 2996 int java_lang_AssertionStatusDirectives::deflt_offset; | |
| 2997 int java_nio_Buffer::_limit_offset; | |
| 2998 int java_util_concurrent_locks_AbstractOwnableSynchronizer::_owner_offset = 0; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
2999 int sun_reflect_ConstantPool::_oop_offset; |
| 0 | 3000 int sun_reflect_UnsafeStaticFieldAccessorImpl::_base_offset; |
| 3001 | |
| 3002 | |
| 3003 // Support for java_lang_StackTraceElement | |
| 3004 | |
| 3005 void java_lang_StackTraceElement::set_fileName(oop element, oop value) { | |
| 3006 element->obj_field_put(fileName_offset, value); | |
| 3007 } | |
| 3008 | |
| 3009 void java_lang_StackTraceElement::set_declaringClass(oop element, oop value) { | |
| 3010 element->obj_field_put(declaringClass_offset, value); | |
| 3011 } | |
| 3012 | |
| 3013 void java_lang_StackTraceElement::set_methodName(oop element, oop value) { | |
| 3014 element->obj_field_put(methodName_offset, value); | |
| 3015 } | |
| 3016 | |
| 3017 void java_lang_StackTraceElement::set_lineNumber(oop element, int value) { | |
| 3018 element->int_field_put(lineNumber_offset, value); | |
| 3019 } | |
| 3020 | |
| 3021 | |
| 3022 // Support for java Assertions - java_lang_AssertionStatusDirectives. | |
| 3023 | |
| 3024 void java_lang_AssertionStatusDirectives::set_classes(oop o, oop val) { | |
| 3025 o->obj_field_put(classes_offset, val); | |
| 3026 } | |
| 3027 | |
| 3028 void java_lang_AssertionStatusDirectives::set_classEnabled(oop o, oop val) { | |
| 3029 o->obj_field_put(classEnabled_offset, val); | |
| 3030 } | |
| 3031 | |
| 3032 void java_lang_AssertionStatusDirectives::set_packages(oop o, oop val) { | |
| 3033 o->obj_field_put(packages_offset, val); | |
| 3034 } | |
| 3035 | |
| 3036 void java_lang_AssertionStatusDirectives::set_packageEnabled(oop o, oop val) { | |
| 3037 o->obj_field_put(packageEnabled_offset, val); | |
| 3038 } | |
| 3039 | |
| 3040 void java_lang_AssertionStatusDirectives::set_deflt(oop o, bool val) { | |
| 3041 o->bool_field_put(deflt_offset, val); | |
| 3042 } | |
| 3043 | |
| 3044 | |
| 3045 // Support for intrinsification of java.nio.Buffer.checkIndex | |
| 3046 int java_nio_Buffer::limit_offset() { | |
| 3047 return _limit_offset; | |
| 3048 } | |
| 3049 | |
| 3050 | |
| 3051 void java_nio_Buffer::compute_offsets() { | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3052 Klass* k = SystemDictionary::nio_Buffer_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3053 assert(k != NULL, "must be loaded in 1.4+"); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3054 compute_offset(_limit_offset, k, vmSymbols::limit_name(), vmSymbols::int_signature()); |
| 0 | 3055 } |
| 3056 | |
| 3057 void java_util_concurrent_locks_AbstractOwnableSynchronizer::initialize(TRAPS) { | |
| 3058 if (_owner_offset != 0) return; | |
| 3059 | |
| 3060 assert(JDK_Version::is_gte_jdk16x_version(), "Must be JDK 1.6 or later"); | |
| 3061 SystemDictionary::load_abstract_ownable_synchronizer_klass(CHECK); | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3062 Klass* k = SystemDictionary::abstract_ownable_synchronizer_klass(); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3063 compute_offset(_owner_offset, k, |
| 0 | 3064 vmSymbols::exclusive_owner_thread_name(), vmSymbols::thread_signature()); |
| 3065 } | |
| 3066 | |
| 3067 oop java_util_concurrent_locks_AbstractOwnableSynchronizer::get_owner_threadObj(oop obj) { | |
| 3068 assert(_owner_offset != 0, "Must be initialized"); | |
| 3069 return obj->obj_field(_owner_offset); | |
| 3070 } | |
| 3071 | |
| 3072 // Compute hard-coded offsets | |
| 3073 // Invoked before SystemDictionary::initialize, so pre-loaded classes | |
| 3074 // are not available to determine the offset_of_static_fields. | |
| 3075 void JavaClasses::compute_hard_coded_offsets() { | |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
98
diff
changeset
|
3076 const int x = heapOopSize; |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3077 const int header = instanceOopDesc::base_offset_in_bytes(); |
| 0 | 3078 |
| 3079 // Throwable Class | |
| 3080 java_lang_Throwable::backtrace_offset = java_lang_Throwable::hc_backtrace_offset * x + header; | |
| 3081 java_lang_Throwable::detailMessage_offset = java_lang_Throwable::hc_detailMessage_offset * x + header; | |
| 3082 java_lang_Throwable::cause_offset = java_lang_Throwable::hc_cause_offset * x + header; | |
| 3083 java_lang_Throwable::stackTrace_offset = java_lang_Throwable::hc_stackTrace_offset * x + header; | |
|
3820
0b80db433fcb
7046490: Preallocated OOME objects should obey Throwable stack trace protocol
dholmes
parents:
3795
diff
changeset
|
3084 java_lang_Throwable::static_unassigned_stacktrace_offset = java_lang_Throwable::hc_static_unassigned_stacktrace_offset * x; |
| 0 | 3085 |
| 3086 // java_lang_boxing_object | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3087 java_lang_boxing_object::value_offset = java_lang_boxing_object::hc_value_offset + header; |
|
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3088 java_lang_boxing_object::long_value_offset = align_size_up((java_lang_boxing_object::hc_value_offset + header), BytesPerLong); |
| 0 | 3089 |
| 3090 // java_lang_ref_Reference: | |
| 3091 java_lang_ref_Reference::referent_offset = java_lang_ref_Reference::hc_referent_offset * x + header; | |
| 3092 java_lang_ref_Reference::queue_offset = java_lang_ref_Reference::hc_queue_offset * x + header; | |
| 3093 java_lang_ref_Reference::next_offset = java_lang_ref_Reference::hc_next_offset * x + header; | |
| 3094 java_lang_ref_Reference::discovered_offset = java_lang_ref_Reference::hc_discovered_offset * x + header; | |
| 3095 java_lang_ref_Reference::static_lock_offset = java_lang_ref_Reference::hc_static_lock_offset * x; | |
| 3096 java_lang_ref_Reference::static_pending_offset = java_lang_ref_Reference::hc_static_pending_offset * x; | |
| 3097 // Artificial fields for java_lang_ref_Reference | |
| 3098 // The first field is for the discovered field added in 1.4 | |
| 3099 java_lang_ref_Reference::number_of_fake_oop_fields = 1; | |
| 3100 | |
| 3101 // java_lang_ref_SoftReference Class | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3102 java_lang_ref_SoftReference::timestamp_offset = align_size_up((java_lang_ref_SoftReference::hc_timestamp_offset * x + header), BytesPerLong); |
| 0 | 3103 // Don't multiply static fields because they are always in wordSize units |
| 3104 java_lang_ref_SoftReference::static_clock_offset = java_lang_ref_SoftReference::hc_static_clock_offset * x; | |
| 3105 | |
| 3106 // java_lang_ClassLoader | |
| 3107 java_lang_ClassLoader::parent_offset = java_lang_ClassLoader::hc_parent_offset * x + header; | |
| 3108 | |
| 3109 // java_lang_System | |
| 3110 java_lang_System::static_in_offset = java_lang_System::hc_static_in_offset * x; | |
| 3111 java_lang_System::static_out_offset = java_lang_System::hc_static_out_offset * x; | |
| 3112 java_lang_System::static_err_offset = java_lang_System::hc_static_err_offset * x; | |
| 3113 | |
| 3114 // java_lang_StackTraceElement | |
| 3115 java_lang_StackTraceElement::declaringClass_offset = java_lang_StackTraceElement::hc_declaringClass_offset * x + header; | |
| 3116 java_lang_StackTraceElement::methodName_offset = java_lang_StackTraceElement::hc_methodName_offset * x + header; | |
| 3117 java_lang_StackTraceElement::fileName_offset = java_lang_StackTraceElement::hc_fileName_offset * x + header; | |
| 3118 java_lang_StackTraceElement::lineNumber_offset = java_lang_StackTraceElement::hc_lineNumber_offset * x + header; | |
| 3119 java_lang_AssertionStatusDirectives::classes_offset = java_lang_AssertionStatusDirectives::hc_classes_offset * x + header; | |
| 3120 java_lang_AssertionStatusDirectives::classEnabled_offset = java_lang_AssertionStatusDirectives::hc_classEnabled_offset * x + header; | |
| 3121 java_lang_AssertionStatusDirectives::packages_offset = java_lang_AssertionStatusDirectives::hc_packages_offset * x + header; | |
| 3122 java_lang_AssertionStatusDirectives::packageEnabled_offset = java_lang_AssertionStatusDirectives::hc_packageEnabled_offset * x + header; | |
| 3123 java_lang_AssertionStatusDirectives::deflt_offset = java_lang_AssertionStatusDirectives::hc_deflt_offset * x + header; | |
| 3124 | |
| 3125 } | |
| 3126 | |
| 3127 | |
| 3128 // Compute non-hard-coded field offsets of all the classes in this file | |
| 3129 void JavaClasses::compute_offsets() { | |
| 3938 | 3130 // java_lang_Class::compute_offsets was called earlier in bootstrap |
| 3131 java_lang_ClassLoader::compute_offsets(); | |
| 0 | 3132 java_lang_Thread::compute_offsets(); |
| 3133 java_lang_ThreadGroup::compute_offsets(); | |
|
2416
38fea01eb669
6817525: turn on method handle functionality by default for JSR 292
twisti
parents:
2379
diff
changeset
|
3134 if (EnableInvokeDynamic) { |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
3135 java_lang_invoke_MethodHandle::compute_offsets(); |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
3136 java_lang_invoke_MemberName::compute_offsets(); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3137 java_lang_invoke_LambdaForm::compute_offsets(); |
|
2357
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
3138 java_lang_invoke_MethodType::compute_offsets(); |
|
8033953d67ff
7012648: move JSR 292 to package java.lang.invoke and adjust names
jrose
parents:
2356
diff
changeset
|
3139 java_lang_invoke_CallSite::compute_offsets(); |
|
726
be93aad57795
6655646: dynamic languages need dynamically linked call sites
jrose
parents:
710
diff
changeset
|
3140 } |
| 0 | 3141 java_security_AccessControlContext::compute_offsets(); |
| 3142 // Initialize reflection classes. The layouts of these classes | |
| 3143 // changed with the new reflection implementation in JDK 1.4, and | |
| 3144 // since the Universe doesn't know what JDK version it is until this | |
| 3145 // point we defer computation of these offsets until now. | |
| 3146 java_lang_reflect_AccessibleObject::compute_offsets(); | |
| 3147 java_lang_reflect_Method::compute_offsets(); | |
| 3148 java_lang_reflect_Constructor::compute_offsets(); | |
| 3149 java_lang_reflect_Field::compute_offsets(); | |
| 3150 if (JDK_Version::is_gte_jdk14x_version()) { | |
| 3151 java_nio_Buffer::compute_offsets(); | |
| 3152 } | |
| 3153 if (JDK_Version::is_gte_jdk15x_version()) { | |
| 3154 sun_reflect_ConstantPool::compute_offsets(); | |
| 3155 sun_reflect_UnsafeStaticFieldAccessorImpl::compute_offsets(); | |
| 3156 } | |
|
7462
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
3157 if (JDK_Version::is_jdk18x_version()) |
|
ade95d680b42
8004728: Add hotspot support for parameter reflection
coleenp
parents:
7458
diff
changeset
|
3158 java_lang_reflect_Parameter::compute_offsets(); |
| 710 | 3159 |
| 3160 // generated interpreter code wants to know about the offsets we just computed: | |
| 3161 AbstractAssembler::update_delayed_values(); | |
| 0 | 3162 } |
| 3163 | |
| 3164 #ifndef PRODUCT | |
| 3165 | |
| 3166 // These functions exist to assert the validity of hard-coded field offsets to guard | |
| 3167 // against changes in the class files | |
| 3168 | |
| 3169 bool JavaClasses::check_offset(const char *klass_name, int hardcoded_offset, const char *field_name, const char* field_sig) { | |
| 3170 EXCEPTION_MARK; | |
| 3171 fieldDescriptor fd; | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3172 TempNewSymbol klass_sym = SymbolTable::new_symbol(klass_name, CATCH); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3173 Klass* k = SystemDictionary::resolve_or_fail(klass_sym, true, CATCH); |
| 0 | 3174 instanceKlassHandle h_klass (THREAD, k); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3175 TempNewSymbol f_name = SymbolTable::new_symbol(field_name, CATCH); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3176 TempNewSymbol f_sig = SymbolTable::new_symbol(field_sig, CATCH); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3177 if (!h_klass->find_local_field(f_name, f_sig, &fd)) { |
| 0 | 3178 tty->print_cr("Nonstatic field %s.%s not found", klass_name, field_name); |
| 3179 return false; | |
| 3180 } | |
| 3181 if (fd.is_static()) { | |
| 3182 tty->print_cr("Nonstatic field %s.%s appears to be static", klass_name, field_name); | |
| 3183 return false; | |
| 3184 } | |
| 3185 if (fd.offset() == hardcoded_offset ) { | |
| 3186 return true; | |
| 3187 } else { | |
| 3188 tty->print_cr("Offset of nonstatic field %s.%s is hardcoded as %d but should really be %d.", | |
| 3189 klass_name, field_name, hardcoded_offset, fd.offset()); | |
| 3190 return false; | |
| 3191 } | |
| 3192 } | |
| 3193 | |
| 3194 | |
| 3195 bool JavaClasses::check_static_offset(const char *klass_name, int hardcoded_offset, const char *field_name, const char* field_sig) { | |
| 3196 EXCEPTION_MARK; | |
| 3197 fieldDescriptor fd; | |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3198 TempNewSymbol klass_sym = SymbolTable::new_symbol(klass_name, CATCH); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3199 Klass* k = SystemDictionary::resolve_or_fail(klass_sym, true, CATCH); |
| 0 | 3200 instanceKlassHandle h_klass (THREAD, k); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3201 TempNewSymbol f_name = SymbolTable::new_symbol(field_name, CATCH); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3202 TempNewSymbol f_sig = SymbolTable::new_symbol(field_sig, CATCH); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3203 if (!h_klass->find_local_field(f_name, f_sig, &fd)) { |
| 0 | 3204 tty->print_cr("Static field %s.%s not found", klass_name, field_name); |
| 3205 return false; | |
| 3206 } | |
| 3207 if (!fd.is_static()) { | |
| 3208 tty->print_cr("Static field %s.%s appears to be nonstatic", klass_name, field_name); | |
| 3209 return false; | |
| 3210 } | |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
3211 if (fd.offset() == hardcoded_offset + InstanceMirrorKlass::offset_of_static_fields()) { |
| 0 | 3212 return true; |
| 3213 } else { | |
|
6735
aed758eda82a
7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass
coleenp
parents:
6725
diff
changeset
|
3214 tty->print_cr("Offset of static field %s.%s is hardcoded as %d but should really be %d.", klass_name, field_name, hardcoded_offset, fd.offset() - InstanceMirrorKlass::offset_of_static_fields()); |
| 0 | 3215 return false; |
| 3216 } | |
| 3217 } | |
| 3218 | |
| 3219 | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3220 bool JavaClasses::check_constant(const char *klass_name, int hardcoded_constant, const char *field_name, const char* field_sig) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3221 EXCEPTION_MARK; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3222 fieldDescriptor fd; |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3223 TempNewSymbol klass_sym = SymbolTable::new_symbol(klass_name, CATCH); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3224 Klass* k = SystemDictionary::resolve_or_fail(klass_sym, true, CATCH); |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3225 instanceKlassHandle h_klass (THREAD, k); |
|
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3226 TempNewSymbol f_name = SymbolTable::new_symbol(field_name, CATCH); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3227 TempNewSymbol f_sig = SymbolTable::new_symbol(field_sig, CATCH); |
|
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1989
diff
changeset
|
3228 if (!h_klass->find_local_field(f_name, f_sig, &fd)) { |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3229 tty->print_cr("Static field %s.%s not found", klass_name, field_name); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3230 return false; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3231 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3232 if (!fd.is_static() || !fd.has_initial_value()) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3233 tty->print_cr("Static field %s.%s appears to be non-constant", klass_name, field_name); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3234 return false; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3235 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3236 if (!fd.initial_value_tag().is_int()) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3237 tty->print_cr("Static field %s.%s is not an int", klass_name, field_name); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3238 return false; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3239 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3240 jint field_value = fd.int_initial_value(); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3241 if (field_value == hardcoded_constant) { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3242 return true; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3243 } else { |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3244 tty->print_cr("Constant value of static field %s.%s is hardcoded as %d but should really be %d.", klass_name, field_name, hardcoded_constant, field_value); |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3245 return false; |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3246 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3247 } |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3248 |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3249 |
| 0 | 3250 // Check the hard-coded field offsets of all the classes in this file |
| 3251 | |
| 3252 void JavaClasses::check_offsets() { | |
| 3253 bool valid = true; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3254 HandleMark hm; |
| 0 | 3255 |
| 3256 #define CHECK_OFFSET(klass_name, cpp_klass_name, field_name, field_sig) \ | |
| 3257 valid &= check_offset(klass_name, cpp_klass_name :: field_name ## _offset, #field_name, field_sig) | |
| 3258 | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3259 #define CHECK_LONG_OFFSET(klass_name, cpp_klass_name, field_name, field_sig) \ |
|
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3260 valid &= check_offset(klass_name, cpp_klass_name :: long_ ## field_name ## _offset, #field_name, field_sig) |
|
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3261 |
| 0 | 3262 #define CHECK_STATIC_OFFSET(klass_name, cpp_klass_name, field_name, field_sig) \ |
| 3263 valid &= check_static_offset(klass_name, cpp_klass_name :: static_ ## field_name ## _offset, #field_name, field_sig) | |
| 3264 | |
|
132
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3265 #define CHECK_CONSTANT(klass_name, cpp_klass_name, field_name, field_sig) \ |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3266 valid &= check_constant(klass_name, cpp_klass_name :: field_name, #field_name, field_sig) |
|
60b728ec77c1
6652736: well known classes in system dictionary are inefficiently processed
jrose
parents:
113
diff
changeset
|
3267 |
| 0 | 3268 // java.lang.String |
| 3269 | |
| 3270 CHECK_OFFSET("java/lang/String", java_lang_String, value, "[C"); | |
| 6057 | 3271 if (java_lang_String::has_offset_field()) { |
| 3272 CHECK_OFFSET("java/lang/String", java_lang_String, offset, "I"); | |
| 3273 CHECK_OFFSET("java/lang/String", java_lang_String, count, "I"); | |
| 3274 } | |
| 3275 if (java_lang_String::has_hash_field()) { | |
| 3276 CHECK_OFFSET("java/lang/String", java_lang_String, hash, "I"); | |
| 3277 } | |
| 0 | 3278 |
| 3279 // java.lang.Class | |
| 3280 | |
| 3281 // Fake fields | |
| 3282 // CHECK_OFFSET("java/lang/Class", java_lang_Class, klass); // %%% this needs to be checked | |
| 3283 // CHECK_OFFSET("java/lang/Class", java_lang_Class, array_klass); // %%% this needs to be checked | |
| 3284 | |
| 3285 // java.lang.Throwable | |
| 3286 | |
| 3287 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, backtrace, "Ljava/lang/Object;"); | |
| 3288 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, detailMessage, "Ljava/lang/String;"); | |
| 3289 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, cause, "Ljava/lang/Throwable;"); | |
| 3290 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, stackTrace, "[Ljava/lang/StackTraceElement;"); | |
| 3291 | |
| 3292 // Boxed primitive objects (java_lang_boxing_object) | |
| 3293 | |
| 3294 CHECK_OFFSET("java/lang/Boolean", java_lang_boxing_object, value, "Z"); | |
| 3295 CHECK_OFFSET("java/lang/Character", java_lang_boxing_object, value, "C"); | |
| 3296 CHECK_OFFSET("java/lang/Float", java_lang_boxing_object, value, "F"); | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3297 CHECK_LONG_OFFSET("java/lang/Double", java_lang_boxing_object, value, "D"); |
| 0 | 3298 CHECK_OFFSET("java/lang/Byte", java_lang_boxing_object, value, "B"); |
| 3299 CHECK_OFFSET("java/lang/Short", java_lang_boxing_object, value, "S"); | |
| 3300 CHECK_OFFSET("java/lang/Integer", java_lang_boxing_object, value, "I"); | |
|
165
437d03ea40b1
6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents:
132
diff
changeset
|
3301 CHECK_LONG_OFFSET("java/lang/Long", java_lang_boxing_object, value, "J"); |
| 0 | 3302 |
| 3303 // java.lang.ClassLoader | |
| 3304 | |
| 3305 CHECK_OFFSET("java/lang/ClassLoader", java_lang_ClassLoader, parent, "Ljava/lang/ClassLoader;"); | |
| 3306 | |
| 3307 // java.lang.System | |
| 3308 | |
| 3309 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, in, "Ljava/io/InputStream;"); | |
| 3310 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, out, "Ljava/io/PrintStream;"); | |
| 3311 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, err, "Ljava/io/PrintStream;"); | |
| 3312 | |
| 3313 // java.lang.StackTraceElement | |
| 3314 | |
| 3315 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, declaringClass, "Ljava/lang/String;"); | |
| 3316 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, methodName, "Ljava/lang/String;"); | |
| 3317 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, fileName, "Ljava/lang/String;"); | |
| 3318 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, lineNumber, "I"); | |
| 3319 | |
| 3320 // java.lang.ref.Reference | |
| 3321 | |
| 3322 CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, referent, "Ljava/lang/Object;"); | |
| 3323 CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, queue, "Ljava/lang/ref/ReferenceQueue;"); | |
| 3324 CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, next, "Ljava/lang/ref/Reference;"); | |
| 3325 // Fake field | |
| 3326 //CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, discovered, "Ljava/lang/ref/Reference;"); | |
| 3327 CHECK_STATIC_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, lock, "Ljava/lang/ref/Reference$Lock;"); | |
| 3328 CHECK_STATIC_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, pending, "Ljava/lang/ref/Reference;"); | |
| 3329 | |
| 3330 // java.lang.ref.SoftReference | |
| 3331 | |
| 3332 CHECK_OFFSET("java/lang/ref/SoftReference", java_lang_ref_SoftReference, timestamp, "J"); | |
| 3333 CHECK_STATIC_OFFSET("java/lang/ref/SoftReference", java_lang_ref_SoftReference, clock, "J"); | |
| 3334 | |
| 3335 // java.lang.AssertionStatusDirectives | |
| 3336 // | |
| 3337 // The CheckAssertionStatusDirectives boolean can be removed from here and | |
| 3338 // globals.hpp after the AssertionStatusDirectives class has been integrated | |
| 3339 // into merlin "for some time." Without it, the vm will fail with early | |
| 3340 // merlin builds. | |
| 3341 | |
| 3342 if (CheckAssertionStatusDirectives && JDK_Version::is_gte_jdk14x_version()) { | |
| 3343 const char* nm = "java/lang/AssertionStatusDirectives"; | |
| 3344 const char* sig = "[Ljava/lang/String;"; | |
| 3345 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, classes, sig); | |
| 3346 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, classEnabled, "[Z"); | |
| 3347 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, packages, sig); | |
| 3348 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, packageEnabled, "[Z"); | |
| 3349 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, deflt, "Z"); | |
| 3350 } | |
| 3351 | |
| 3352 if (!valid) vm_exit_during_initialization("Hard-coded field offset verification failed"); | |
| 3353 } | |
| 3354 | |
| 3355 #endif // PRODUCT | |
| 3356 | |
| 3938 | 3357 int InjectedField::compute_offset() { |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3358 Klass* klass_oop = klass(); |
|
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3359 for (AllFieldStream fs(InstanceKlass::cast(klass_oop)); !fs.done(); fs.next()) { |
| 3938 | 3360 if (!may_be_java && !fs.access_flags().is_internal()) { |
| 3361 // Only look at injected fields | |
| 3362 continue; | |
| 3363 } | |
| 3364 if (fs.name() == name() && fs.signature() == signature()) { | |
| 3365 return fs.offset(); | |
| 3366 } | |
| 3367 } | |
| 3368 ResourceMark rm; | |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3369 tty->print_cr("Invalid layout of %s at %s/%s%s", InstanceKlass::cast(klass_oop)->external_name(), name()->as_C_string(), signature()->as_C_string(), may_be_java ? " (may_be_java)" : ""); |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3370 #ifndef PRODUCT |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3371 klass_oop->print(); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3372 tty->print_cr("all fields:"); |
|
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6267
diff
changeset
|
3373 for (AllFieldStream fs(InstanceKlass::cast(klass_oop)); !fs.done(); fs.next()) { |
|
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3374 tty->print_cr(" name: %s, sig: %s, flags: %08x", fs.name()->as_C_string(), fs.signature()->as_C_string(), fs.access_flags().as_int()); |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3375 } |
|
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6224
diff
changeset
|
3376 #endif //PRODUCT |
| 3938 | 3377 fatal("Invalid layout of preloaded class"); |
| 3378 return -1; | |
| 3379 } | |
| 3380 | |
| 0 | 3381 void javaClasses_init() { |
| 3382 JavaClasses::compute_offsets(); | |
| 3383 JavaClasses::check_offsets(); | |
| 3384 FilteredFieldsMap::initialize(); // must be done after computing offsets. | |
| 3385 } |