graal-jvmci-8: src/share/vm/classfile/javaClasses.cpp annotate

annotate src/share/vm/classfile/javaClasses.cpp @ 17883:9428a0b94204

8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure*, KlassClosure*, bool) Summary: Keep class in CLD::_klasses list and mirror created for CDS classes if OOM during restore_shareable_info(). This keeps pointers consistent for CMS. Reviewed-by: ehelin, stefank, jmasa, iklam

author	coleenp
date	Tue, 15 Apr 2014 17:02:20 -0400
parents	07f8c2a453f8
children	78bbf4d43a14

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
0 a61af66fc99e Initial load duke parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load duke parents: diff changeset	4 *
a61af66fc99e Initial load duke parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load duke parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load duke parents: diff changeset	7 * published by the Free Software Foundation.
a61af66fc99e Initial load duke parents: diff changeset	8 *
a61af66fc99e Initial load duke parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load duke parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load duke parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load duke parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load duke parents: diff changeset	13 * accompanied this code).
a61af66fc99e Initial load duke parents: diff changeset	14 *
a61af66fc99e Initial load duke parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load duke parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load duke parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	22 *
a61af66fc99e Initial load duke parents: diff changeset	23 */
a61af66fc99e Initial load duke parents: diff changeset	24
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	25 #include "precompiled.hpp"
6162 e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	26 #include "classfile/altHashing.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	27 #include "classfile/javaClasses.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	28 #include "classfile/symbolTable.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	29 #include "classfile/vmSymbols.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	30 #include "code/debugInfo.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	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 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	33 #include "interpreter/interpreter.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	34 #include "memory/oopFactory.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	35 #include "memory/resourceArea.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	36 #include "memory/universe.inline.hpp"
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	37 #include "oops/fieldStreams.hpp"
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	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 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	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 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	43 #include "oops/typeArrayOop.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	44 #include "runtime/fieldDescriptor.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	45 #include "runtime/handles.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	46 #include "runtime/interfaceSupport.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	47 #include "runtime/java.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	48 #include "runtime/javaCalls.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	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 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	51 #include "runtime/vframe.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1793 diff changeset	52 #include "utilities/preserveException.hpp"
0 a61af66fc99e Initial load duke parents: diff changeset	53
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	54 #define INJECTED_FIELD_COMPUTE_OFFSET(klass, name, signature, may_be_java) \
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	55 klass::_##name##_offset = JavaClasses::compute_injected_offset(JavaClasses::klass##_##name##_enum);
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	56
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	57 #define DECLARE_INJECTED_FIELD(klass, name, signature, may_be_java) \
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	58 { SystemDictionary::WK_KLASS_ENUM_NAME(klass), vmSymbols::VM_SYMBOL_ENUM_NAME(name##_name), vmSymbols::VM_SYMBOL_ENUM_NAME(signature), may_be_java },
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	59
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	60 InjectedField JavaClasses::_injected_fields[] = {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	61 ALL_INJECTED_FIELDS(DECLARE_INJECTED_FIELD)
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	62 };
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	63
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	64 int JavaClasses::compute_injected_offset(InjectedFieldID id) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	65 return _injected_fields[id].compute_offset();
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	66 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	67
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	68
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	69 InjectedField* JavaClasses::get_injected(Symbol* class_name, int* field_count) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	70 *field_count = 0;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	71
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	72 vmSymbols::SID sid = vmSymbols::find_sid(class_name);
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	73 if (sid == vmSymbols::NO_SID) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	74 // Only well known classes can inject fields
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	75 return NULL;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	76 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	77
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	78 int count = 0;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	79 int start = -1;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	80
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	81 #define LOOKUP_INJECTED_FIELD(klass, name, signature, may_be_java) \
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	82 if (sid == vmSymbols::VM_SYMBOL_ENUM_NAME(klass)) { \
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	83 count++; \
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	84 if (start == -1) start = klass##_##name##_enum; \
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	85 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	86 ALL_INJECTED_FIELDS(LOOKUP_INJECTED_FIELD);
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	87 #undef LOOKUP_INJECTED_FIELD
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	88
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	89 if (start != -1) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	90 *field_count = count;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	91 return _injected_fields + start;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	92 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	93 return NULL;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	94 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	95
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	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 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	99 fieldDescriptor* fd,
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	100 bool allow_super = false) {
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	101 if (allow_super)
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	102 return ik->find_field(name_symbol, signature_symbol, fd) != NULL;
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	103 else
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	104 return ik->find_local_field(name_symbol, signature_symbol, fd);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	105 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	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 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	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 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	127 }
a61af66fc99e Initial load duke parents: diff changeset	128
a61af66fc99e Initial load duke parents: diff changeset	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 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	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 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	139 }
a61af66fc99e Initial load duke parents: diff changeset	140
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	141
6057 8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	142 int java_lang_String::value_offset = 0;
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	143 int java_lang_String::offset_offset = 0;
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	144 int java_lang_String::count_offset = 0;
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	145 int java_lang_String::hash_offset = 0;
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	146
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	147 bool java_lang_String::initialized = false;
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	148
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	149 void java_lang_String::compute_offsets() {
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	150 assert(!initialized, "offsets should be initialized only once");
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	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 8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	153 compute_offset(value_offset, k, vmSymbols::value_name(), vmSymbols::char_array_signature());
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	154 compute_optional_offset(offset_offset, k, vmSymbols::offset_name(), vmSymbols::int_signature());
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	155 compute_optional_offset(count_offset, k, vmSymbols::count_name(), vmSymbols::int_signature());
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	156 compute_optional_offset(hash_offset, k, vmSymbols::hash_name(), vmSymbols::int_signature());
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	157
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	158 initialized = true;
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	159 }
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	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 8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	162 assert(initialized, "Must be initialized");
0 a61af66fc99e Initial load duke parents: diff changeset	163 // Create the String object first, so there's a chance that the String
a61af66fc99e Initial load duke parents: diff changeset	164 // and the char array it points to end up in the same cache line.
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	167
a61af66fc99e Initial load duke parents: diff changeset	168 // Create the char array. The String object must be handlized here
a61af66fc99e Initial load duke parents: diff changeset	169 // because GC can happen as a result of the allocation attempt.
a61af66fc99e Initial load duke parents: diff changeset	170 Handle h_obj(THREAD, obj);
a61af66fc99e Initial load duke parents: diff changeset	171 typeArrayOop buffer;
a61af66fc99e Initial load duke parents: diff changeset	172 buffer = oopFactory::new_charArray(length, CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	173
a61af66fc99e Initial load duke parents: diff changeset	174 // Point the String at the char array
a61af66fc99e Initial load duke parents: diff changeset	175 obj = h_obj();
a61af66fc99e Initial load duke parents: diff changeset	176 set_value(obj, buffer);
a61af66fc99e Initial load duke parents: diff changeset	177 // No need to zero the offset, allocation zero'ed the entire String object
a61af66fc99e Initial load duke parents: diff changeset	178 assert(offset(obj) == 0, "initial String offset should be zero");
a61af66fc99e Initial load duke parents: diff changeset	179 //set_offset(obj, 0);
a61af66fc99e Initial load duke parents: diff changeset	180 set_count(obj, length);
a61af66fc99e Initial load duke parents: diff changeset	181
a61af66fc99e Initial load duke parents: diff changeset	182 return h_obj;
a61af66fc99e Initial load duke parents: diff changeset	183 }
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	187 typeArrayOop buffer = value(h_obj());
a61af66fc99e Initial load duke parents: diff changeset	188 for (int index = 0; index < length; index++) {
a61af66fc99e Initial load duke parents: diff changeset	189 buffer->char_at_put(index, unicode[index]);
a61af66fc99e Initial load duke parents: diff changeset	190 }
a61af66fc99e Initial load duke parents: diff changeset	191 return h_obj;
a61af66fc99e Initial load duke parents: diff changeset	192 }
a61af66fc99e Initial load duke parents: diff changeset	193
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	196 return h_obj();
a61af66fc99e Initial load duke parents: diff changeset	197 }
a61af66fc99e Initial load duke parents: diff changeset	198
a61af66fc99e Initial load duke parents: diff changeset	199 Handle java_lang_String::create_from_str(const char* utf8_str, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	200 if (utf8_str == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	201 return Handle();
a61af66fc99e Initial load duke parents: diff changeset	202 }
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	205 if (length > 0) {
a61af66fc99e Initial load duke parents: diff changeset	206 UTF8::convert_to_unicode(utf8_str, value(h_obj())->char_at_addr(0), length);
a61af66fc99e Initial load duke parents: diff changeset	207 }
a61af66fc99e Initial load duke parents: diff changeset	208 return h_obj;
a61af66fc99e Initial load duke parents: diff changeset	209 }
a61af66fc99e Initial load duke parents: diff changeset	210
a61af66fc99e Initial load duke parents: diff changeset	211 oop java_lang_String::create_oop_from_str(const char* utf8_str, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	212 Handle h_obj = create_from_str(utf8_str, CHECK_0);
a61af66fc99e Initial load duke parents: diff changeset	213 return h_obj();
a61af66fc99e Initial load duke parents: diff changeset	214 }
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	219 if (length > 0) {
a61af66fc99e Initial load duke parents: diff changeset	220 UTF8::convert_to_unicode((char*)symbol->bytes(), value(h_obj())->char_at_addr(0), length);
a61af66fc99e Initial load duke parents: diff changeset	221 }
a61af66fc99e Initial load duke parents: diff changeset	222 return h_obj;
a61af66fc99e Initial load duke parents: diff changeset	223 }
a61af66fc99e Initial load duke parents: diff changeset	224
a61af66fc99e Initial load duke parents: diff changeset	225 // Converts a C string to a Java String based on current encoding
a61af66fc99e Initial load duke parents: diff changeset	226 Handle java_lang_String::create_from_platform_dependent_str(const char* str, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	227 assert(str != NULL, "bad arguments");
a61af66fc99e Initial load duke parents: diff changeset	228
a61af66fc99e Initial load duke parents: diff changeset	229 typedef jstring (to_java_string_fn_t)(JNIEnv, const char *);
a61af66fc99e Initial load duke parents: diff changeset	230 static to_java_string_fn_t _to_java_string_fn = NULL;
a61af66fc99e Initial load duke parents: diff changeset	231
a61af66fc99e Initial load duke parents: diff changeset	232 if (_to_java_string_fn == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	235 if (_to_java_string_fn == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	236 fatal("NewStringPlatform missing");
a61af66fc99e Initial load duke parents: diff changeset	237 }
a61af66fc99e Initial load duke parents: diff changeset	238 }
a61af66fc99e Initial load duke parents: diff changeset	239
a61af66fc99e Initial load duke parents: diff changeset	240 jstring js = NULL;
a61af66fc99e Initial load duke parents: diff changeset	241 { JavaThread* thread = (JavaThread*)THREAD;
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	244 ThreadToNativeFromVM ttn(thread);
a61af66fc99e Initial load duke parents: diff changeset	245 js = (_to_java_string_fn)(thread->jni_environment(), str);
a61af66fc99e Initial load duke parents: diff changeset	246 }
a61af66fc99e Initial load duke parents: diff changeset	247 return Handle(THREAD, JNIHandles::resolve(js));
a61af66fc99e Initial load duke parents: diff changeset	248 }
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	280 Handle java_lang_String::char_converter(Handle java_string, jchar from_char, jchar to_char, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	281 oop obj = java_string();
a61af66fc99e Initial load duke parents: diff changeset	282 // Typical usage is to convert all '/' to '.' in string.
a61af66fc99e Initial load duke parents: diff changeset	283 typeArrayOop value = java_lang_String::value(obj);
a61af66fc99e Initial load duke parents: diff changeset	284 int offset = java_lang_String::offset(obj);
a61af66fc99e Initial load duke parents: diff changeset	285 int length = java_lang_String::length(obj);
a61af66fc99e Initial load duke parents: diff changeset	286
a61af66fc99e Initial load duke parents: diff changeset	287 // First check if any from_char exist
a61af66fc99e Initial load duke parents: diff changeset	288 int index; // Declared outside, used later
a61af66fc99e Initial load duke parents: diff changeset	289 for (index = 0; index < length; index++) {
a61af66fc99e Initial load duke parents: diff changeset	290 if (value->char_at(index + offset) == from_char) {
a61af66fc99e Initial load duke parents: diff changeset	291 break;
a61af66fc99e Initial load duke parents: diff changeset	292 }
a61af66fc99e Initial load duke parents: diff changeset	293 }
a61af66fc99e Initial load duke parents: diff changeset	294 if (index == length) {
a61af66fc99e Initial load duke parents: diff changeset	295 // No from_char, so do not copy.
a61af66fc99e Initial load duke parents: diff changeset	296 return java_string;
a61af66fc99e Initial load duke parents: diff changeset	297 }
a61af66fc99e Initial load duke parents: diff changeset	298
a61af66fc99e Initial load duke parents: diff changeset	299 // Create new UNICODE buffer. Must handlize value because GC
a61af66fc99e Initial load duke parents: diff changeset	300 // may happen during String and char array creation.
a61af66fc99e Initial load duke parents: diff changeset	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 a61af66fc99e Initial load duke parents: diff changeset	303
a61af66fc99e Initial load duke parents: diff changeset	304 typeArrayOop from_buffer = h_value();
a61af66fc99e Initial load duke parents: diff changeset	305 typeArrayOop to_buffer = java_lang_String::value(string());
a61af66fc99e Initial load duke parents: diff changeset	306
a61af66fc99e Initial load duke parents: diff changeset	307 // Copy contents
a61af66fc99e Initial load duke parents: diff changeset	308 for (index = 0; index < length; index++) {
a61af66fc99e Initial load duke parents: diff changeset	309 jchar c = from_buffer->char_at(index + offset);
a61af66fc99e Initial load duke parents: diff changeset	310 if (c == from_char) {
a61af66fc99e Initial load duke parents: diff changeset	311 c = to_char;
a61af66fc99e Initial load duke parents: diff changeset	312 }
a61af66fc99e Initial load duke parents: diff changeset	313 to_buffer->char_at_put(index, c);
a61af66fc99e Initial load duke parents: diff changeset	314 }
a61af66fc99e Initial load duke parents: diff changeset	315 return string;
a61af66fc99e Initial load duke parents: diff changeset	316 }
a61af66fc99e Initial load duke parents: diff changeset	317
10155 f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	318 jchar* java_lang_String::as_unicode_string(oop java_string, int& length, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	319 typeArrayOop value = java_lang_String::value(java_string);
a61af66fc99e Initial load duke parents: diff changeset	320 int offset = java_lang_String::offset(java_string);
a61af66fc99e Initial load duke parents: diff changeset	321 length = java_lang_String::length(java_string);
a61af66fc99e Initial load duke parents: diff changeset	322
10155 f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	323 jchar* result = NEW_RESOURCE_ARRAY_RETURN_NULL(jchar, length);
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	324 if (result != NULL) {
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	325 for (int index = 0; index < length; index++) {
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	326 result[index] = value->char_at(index + offset);
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	327 }
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	328 } else {
f258c5828eb8 8011773: Some tests on Interned String crashed JVM with OOM hseigel parents: 10133 diff changeset	329 THROW_MSG_0(vmSymbols::java_lang_OutOfMemoryError(), "could not allocate Unicode string");
0 a61af66fc99e Initial load duke parents: diff changeset	330 }
a61af66fc99e Initial load duke parents: diff changeset	331 return result;
a61af66fc99e Initial load duke parents: diff changeset	332 }
a61af66fc99e Initial load duke parents: diff changeset	333
7399 2aa953165ade 8004661: Comment and function name java_lang_String::toHash is wrong brutisso parents: 7185 diff changeset	334 unsigned int java_lang_String::hash_code(oop java_string) {
6162 e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	335 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	336 // Zero length string will hash to zero with String.hashCode() function.
6162 e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	337 if (length == 0) return 0;
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	338
2418 352622fd140a 7032129: Native memory usage grow unexpectedly for vm/oom/InternedString tests never* parents: 2416 diff changeset	339 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	340 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	341 return java_lang_String::hash_code(value->char_at_addr(offset), length);
6162 e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	342 }
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	343
6972 bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	344 char* java_lang_String::as_quoted_ascii(oop java_string) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	345 typeArrayOop value = java_lang_String::value(java_string);
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	346 int offset = java_lang_String::offset(java_string);
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	347 int length = java_lang_String::length(java_string);
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	348
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	349 jchar* base = (length == 0) ? NULL : value->char_at_addr(offset);
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	350 if (base == NULL) return NULL;
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	351
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	352 int result_length = UNICODE::quoted_ascii_length(base, length) + 1;
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	353 char* result = NEW_RESOURCE_ARRAY(char, result_length);
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	354 UNICODE::as_quoted_ascii(base, length, result, result_length);
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	355 assert(result_length >= length + 1, "must not be shorter");
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	356 assert(result_length == (int)strlen(result) + 1, "must match");
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	357 return result;
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	358 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging minqi parents: 6940 diff changeset	359
6162 e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	360 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	361 int length = java_lang_String::length(java_string);
6162 e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	362 // Zero length string doesn't hash necessarily hash to zero.
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	363 if (length == 0) {
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	364 return StringTable::hash_string(NULL, 0);
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	365 }
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	366
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	367 typeArrayOop value = java_lang_String::value(java_string);
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	368 int offset = java_lang_String::offset(java_string);
e9140bf80b4a 7158800: Improve storage of symbol tables coleenp parents: 6057 diff changeset	369 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	370 }
352622fd140a 7032129: Native memory usage grow unexpectedly for vm/oom/InternedString tests never* parents: 2416 diff changeset	371
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	372 Symbol* java_lang_String::as_symbol(Handle java_string, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	373 oop obj = java_string();
a61af66fc99e Initial load duke parents: diff changeset	374 typeArrayOop value = java_lang_String::value(obj);
a61af66fc99e Initial load duke parents: diff changeset	375 int offset = java_lang_String::offset(obj);
a61af66fc99e Initial load duke parents: diff changeset	376 int length = java_lang_String::length(obj);
949 489a4f8dcd0f 6865583: Verbose CIPrintMethodCodes asserts when ldc an empty String twisti parents: 931 diff changeset	377 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	378 Symbol* sym = SymbolTable::lookup_unicode(base, length, THREAD);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	379 return sym;
0 a61af66fc99e Initial load duke parents: diff changeset	380 }
a61af66fc99e Initial load duke parents: diff changeset	381
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	382 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	383 typeArrayOop value = java_lang_String::value(java_string);
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	384 int offset = java_lang_String::offset(java_string);
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	385 int length = java_lang_String::length(java_string);
949 489a4f8dcd0f 6865583: Verbose CIPrintMethodCodes asserts when ldc an empty String twisti parents: 931 diff changeset	386 jchar* base = (length == 0) ? NULL : value->char_at_addr(offset);
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	387 return SymbolTable::probe_unicode(base, length);
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	388 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	389
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	390
0 a61af66fc99e Initial load duke parents: diff changeset	391 int java_lang_String::utf8_length(oop java_string) {
a61af66fc99e Initial load duke parents: diff changeset	392 typeArrayOop value = java_lang_String::value(java_string);
a61af66fc99e Initial load duke parents: diff changeset	393 int offset = java_lang_String::offset(java_string);
a61af66fc99e Initial load duke parents: diff changeset	394 int length = java_lang_String::length(java_string);
a61af66fc99e Initial load duke parents: diff changeset	395 jchar* position = (length == 0) ? NULL : value->char_at_addr(offset);
a61af66fc99e Initial load duke parents: diff changeset	396 return UNICODE::utf8_length(position, length);
a61af66fc99e Initial load duke parents: diff changeset	397 }
a61af66fc99e Initial load duke parents: diff changeset	398
a61af66fc99e Initial load duke parents: diff changeset	399 char* java_lang_String::as_utf8_string(oop java_string) {
a61af66fc99e Initial load duke parents: diff changeset	400 typeArrayOop value = java_lang_String::value(java_string);
a61af66fc99e Initial load duke parents: diff changeset	401 int offset = java_lang_String::offset(java_string);
a61af66fc99e Initial load duke parents: diff changeset	402 int length = java_lang_String::length(java_string);
a61af66fc99e Initial load duke parents: diff changeset	403 jchar* position = (length == 0) ? NULL : value->char_at_addr(offset);
a61af66fc99e Initial load duke parents: diff changeset	404 return UNICODE::as_utf8(position, length);
a61af66fc99e Initial load duke parents: diff changeset	405 }
a61af66fc99e Initial load duke parents: diff changeset	406
1989 017cd8bce8a8 6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars sla parents: 1980 diff changeset	407 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	408 typeArrayOop value = java_lang_String::value(java_string);
017cd8bce8a8 6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars sla parents: 1980 diff changeset	409 int offset = java_lang_String::offset(java_string);
017cd8bce8a8 6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars sla parents: 1980 diff changeset	410 int length = java_lang_String::length(java_string);
017cd8bce8a8 6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars sla parents: 1980 diff changeset	411 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	412 return UNICODE::as_utf8(position, length, buf, buflen);
017cd8bce8a8 6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars sla parents: 1980 diff changeset	413 }
017cd8bce8a8 6539281: -Xcheck:jni should validate char* argument to ReleaseStringUTFChars sla parents: 1980 diff changeset	414
0 a61af66fc99e Initial load duke parents: diff changeset	415 char* java_lang_String::as_utf8_string(oop java_string, int start, int len) {
a61af66fc99e Initial load duke parents: diff changeset	416 typeArrayOop value = java_lang_String::value(java_string);
a61af66fc99e Initial load duke parents: diff changeset	417 int offset = java_lang_String::offset(java_string);
a61af66fc99e Initial load duke parents: diff changeset	418 int length = java_lang_String::length(java_string);
a61af66fc99e Initial load duke parents: diff changeset	419 assert(start + len <= length, "just checking");
a61af66fc99e Initial load duke parents: diff changeset	420 jchar* position = value->char_at_addr(offset + start);
a61af66fc99e Initial load duke parents: diff changeset	421 return UNICODE::as_utf8(position, len);
a61af66fc99e Initial load duke parents: diff changeset	422 }
a61af66fc99e Initial load duke parents: diff changeset	423
a61af66fc99e Initial load duke parents: diff changeset	424 bool java_lang_String::equals(oop java_string, jchar* chars, int len) {
6867 bdb5f8c9978b 7199068: NPG: SharedSkipVerify is meaningless coleenp parents: 6831 diff changeset	425 assert(java_string->klass() == SystemDictionary::String_klass(),
0 a61af66fc99e Initial load duke parents: diff changeset	426 "must be java_string");
a61af66fc99e Initial load duke parents: diff changeset	427 typeArrayOop value = java_lang_String::value(java_string);
a61af66fc99e Initial load duke parents: diff changeset	428 int offset = java_lang_String::offset(java_string);
a61af66fc99e Initial load duke parents: diff changeset	429 int length = java_lang_String::length(java_string);
a61af66fc99e Initial load duke parents: diff changeset	430 if (length != len) {
a61af66fc99e Initial load duke parents: diff changeset	431 return false;
a61af66fc99e Initial load duke parents: diff changeset	432 }
a61af66fc99e Initial load duke parents: diff changeset	433 for (int i = 0; i < len; i++) {
a61af66fc99e Initial load duke parents: diff changeset	434 if (value->char_at(i + offset) != chars[i]) {
a61af66fc99e Initial load duke parents: diff changeset	435 return false;
a61af66fc99e Initial load duke parents: diff changeset	436 }
a61af66fc99e Initial load duke parents: diff changeset	437 }
a61af66fc99e Initial load duke parents: diff changeset	438 return true;
a61af66fc99e Initial load duke parents: diff changeset	439 }
a61af66fc99e Initial load duke parents: diff changeset	440
12275 63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	441 bool java_lang_String::equals(oop str1, oop str2) {
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	442 assert(str1->klass() == SystemDictionary::String_klass(),
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	443 "must be java String");
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	444 assert(str2->klass() == SystemDictionary::String_klass(),
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	445 "must be java String");
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	446 typeArrayOop value1 = java_lang_String::value(str1);
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	447 int offset1 = java_lang_String::offset(str1);
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	448 int length1 = java_lang_String::length(str1);
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	449 typeArrayOop value2 = java_lang_String::value(str2);
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	450 int offset2 = java_lang_String::offset(str2);
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	451 int length2 = java_lang_String::length(str2);
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	452
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	453 if (length1 != length2) {
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	454 return false;
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	455 }
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	456 for (int i = 0; i < length1; i++) {
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	457 if (value1->char_at(i + offset1) != value2->char_at(i + offset2)) {
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	458 return false;
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	459 }
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	460 }
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	461 return true;
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	462 }
63147986a428 8019835: Strings interned in different threads equal but does not == dcubed parents: 12010 diff changeset	463
0 a61af66fc99e Initial load duke parents: diff changeset	464 void java_lang_String::print(Handle java_string, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	465 oop obj = java_string();
1142 4ce7240d622c 6914300: ciEnv should export all well known classes never parents: 1133 diff changeset	466 assert(obj->klass() == SystemDictionary::String_klass(), "must be java_string");
0 a61af66fc99e Initial load duke parents: diff changeset	467 typeArrayOop value = java_lang_String::value(obj);
a61af66fc99e Initial load duke parents: diff changeset	468 int offset = java_lang_String::offset(obj);
a61af66fc99e Initial load duke parents: diff changeset	469 int length = java_lang_String::length(obj);
a61af66fc99e Initial load duke parents: diff changeset	470
a61af66fc99e Initial load duke parents: diff changeset	471 int end = MIN2(length, 100);
a61af66fc99e Initial load duke parents: diff changeset	472 if (value == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	473 // This can happen if, e.g., printing a String
a61af66fc99e Initial load duke parents: diff changeset	474 // object before its initializer has been called
a61af66fc99e Initial load duke parents: diff changeset	475 st->print_cr("NULL");
a61af66fc99e Initial load duke parents: diff changeset	476 } else {
a61af66fc99e Initial load duke parents: diff changeset	477 st->print("\"");
a61af66fc99e Initial load duke parents: diff changeset	478 for (int index = 0; index < length; index++) {
a61af66fc99e Initial load duke parents: diff changeset	479 st->print("%c", value->char_at(index + offset));
a61af66fc99e Initial load duke parents: diff changeset	480 }
a61af66fc99e Initial load duke parents: diff changeset	481 st->print("\"");
a61af66fc99e Initial load duke parents: diff changeset	482 }
a61af66fc99e Initial load duke parents: diff changeset	483 }
a61af66fc99e Initial load duke parents: diff changeset	484
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	485
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	486 static void initialize_static_field(fieldDescriptor* fd, Handle mirror, TRAPS) {
2376 c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	487 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	488 if (fd->has_initial_value()) {
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	489 BasicType t = fd->field_type();
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	490 switch (t) {
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	491 case T_BYTE:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	492 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	493 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	494 case T_BOOLEAN:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	495 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	496 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	497 case T_CHAR:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	498 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	499 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	500 case T_SHORT:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	501 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	502 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	503 case T_INT:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	504 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	505 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	506 case T_FLOAT:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	507 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	508 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	509 case T_DOUBLE:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	510 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	511 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	512 case T_LONG:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	513 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	514 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	515 case T_OBJECT:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	516 {
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	517 #ifdef ASSERT
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	518 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	519 assert(fd->signature() == sym, "just checking");
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	520 #endif
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	521 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	522 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	523 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	524 break;
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	525 default:
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	526 THROW_MSG(vmSymbols::java_lang_ClassFormatError(),
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	527 "Illegal ConstantValue attribute in class file");
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	528 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	529 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	530 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	531
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	532
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	533 void java_lang_Class::fixup_mirror(KlassHandle k, TRAPS) {
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	534 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	535
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	536 // 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	537 if (!k->is_shared()) {
10343 6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	538 if (k->oop_is_instance()) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	539 // During bootstrap, java.lang.Class wasn't loaded so static field
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	540 // offsets were computed without the size added it. Go back and
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	541 // update all the static field offsets to included the size.
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	542 for (JavaFieldStream fs(InstanceKlass::cast(k())); !fs.done(); fs.next()) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	543 if (fs.access_flags().is_static()) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	544 int real_offset = fs.offset() + InstanceMirrorKlass::offset_of_static_fields();
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	545 fs.set_offset(real_offset);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	546 }
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	547 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	548 }
2376 c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	549 }
10343 6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	550 create_mirror(k, Handle(NULL), CHECK);
2376 c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	551 }
0 a61af66fc99e Initial load duke parents: diff changeset	552
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	553 void java_lang_Class::initialize_mirror_fields(KlassHandle k,
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	554 Handle mirror,
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	555 Handle protection_domain,
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	556 TRAPS) {
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	557 // Allocate a simple java object for a lock.
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	558 // This needs to be a java object because during class initialization
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	559 // it can be held across a java call.
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	560 typeArrayOop r = oopFactory::new_typeArray(T_INT, 0, CHECK);
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	561 set_init_lock(mirror(), r);
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	562
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	563 // Set protection domain also
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	564 set_protection_domain(mirror(), protection_domain());
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	565
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	566 // Initialize static fields
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	567 InstanceKlass::cast(k())->do_local_static_fields(&initialize_static_field, mirror, CHECK);
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	568 }
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	569
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	570 void java_lang_Class::create_mirror(KlassHandle k, Handle protection_domain, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	571 assert(k->java_mirror() == NULL, "should only assign mirror once");
a61af66fc99e Initial load duke parents: diff changeset	572 // Use this moment of initialization to cache modifier_flags also,
a61af66fc99e Initial load duke parents: diff changeset	573 // to support Class.getModifiers(). Instance classes recalculate
a61af66fc99e Initial load duke parents: diff changeset	574 // the cached flags after the class file is parsed, but before the
a61af66fc99e Initial load duke parents: diff changeset	575 // class is put into the system dictionary.
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	576 int computed_modifiers = k->compute_modifier_flags(CHECK);
0 a61af66fc99e Initial load duke parents: diff changeset	577 k->set_modifier_flags(computed_modifiers);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	578 // 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	579 // the mirror.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	580 if (SystemDictionary::Class_klass_loaded()) {
0 a61af66fc99e Initial load duke parents: diff changeset	581 // Allocate mirror (java.lang.Class instance)
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	582 Handle mirror = InstanceMirrorKlass::cast(SystemDictionary::Class_klass())->allocate_instance(k, CHECK);
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	583
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	584 // Setup indirection from mirror->klass
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	585 if (!k.is_null()) {
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	586 java_lang_Class::set_klass(mirror(), k());
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	587 }
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	588
aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	589 InstanceMirrorKlass* mk = InstanceMirrorKlass::cast(mirror->klass());
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	590 assert(oop_size(mirror()) == mk->instance_size(k), "should have been set");
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	591
2376 c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	592 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	593
0 a61af66fc99e Initial load duke parents: diff changeset	594 // 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	595 if (k->oop_is_array()) {
0 a61af66fc99e Initial load duke parents: diff changeset	596 Handle comp_mirror;
a61af66fc99e Initial load duke parents: diff changeset	597 if (k->oop_is_typeArray()) {
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6735 diff changeset	598 BasicType type = TypeArrayKlass::cast(k())->element_type();
0 a61af66fc99e Initial load duke parents: diff changeset	599 comp_mirror = Universe::java_mirror(type);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	600 } else {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	601 assert(k->oop_is_objArray(), "Must be");
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6735 diff changeset	602 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	603 assert(element_klass != NULL, "Must have an element klass");
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	604 comp_mirror = element_klass->java_mirror();
0 a61af66fc99e Initial load duke parents: diff changeset	605 }
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	606 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	607
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	608 // 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	609 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	610 set_array_klass(comp_mirror(), k());
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	611 } else {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	612 assert(k->oop_is_instance(), "Must be");
10343 6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	613
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	614 initialize_mirror_fields(k, mirror, protection_domain, THREAD);
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	615 if (HAS_PENDING_EXCEPTION) {
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	616 // If any of the fields throws an exception like OOM remove the klass field
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	617 // from the mirror so GC doesn't follow it after the klass has been deallocated.
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	618 // This mirror looks like a primitive type, which logically it is because it
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	619 // it represents no class.
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	620 java_lang_Class::set_klass(mirror(), NULL);
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	621 return;
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	622 }
0 a61af66fc99e Initial load duke parents: diff changeset	623 }
17883 9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	624
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	625 // Setup indirection from klass->mirror last
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	626 // after any exceptions can happen during allocations.
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	627 if (!k.is_null()) {
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	628 k->set_java_mirror(mirror());
9428a0b94204 8028497: SIGSEGV at ClassLoaderData::oops_do(OopClosure, KlassClosure, bool) coleenp parents: 12810 diff changeset	629 }
0 a61af66fc99e Initial load duke parents: diff changeset	630 } else {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	631 if (fixup_mirror_list() == NULL) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	632 GrowableArray<Klass> list =
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	633 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	634 set_fixup_mirror_list(list);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	635 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	636 fixup_mirror_list()->push(k());
0 a61af66fc99e Initial load duke parents: diff changeset	637 }
a61af66fc99e Initial load duke parents: diff changeset	638 }
a61af66fc99e Initial load duke parents: diff changeset	639
a61af66fc99e Initial load duke parents: diff changeset	640
2376 c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	641 int java_lang_Class::oop_size(oop java_class) {
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	642 assert(_oop_size_offset != 0, "must be set");
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	643 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	644 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	645 void java_lang_Class::set_oop_size(oop java_class, int size) {
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	646 assert(_oop_size_offset != 0, "must be set");
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	647 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	648 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	649 int java_lang_Class::static_oop_field_count(oop java_class) {
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	650 assert(_static_oop_field_count_offset != 0, "must be set");
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	651 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	652 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	653 void java_lang_Class::set_static_oop_field_count(oop java_class, int size) {
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	654 assert(_static_oop_field_count_offset != 0, "must be set");
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	655 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	656 }
c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	657
10343 6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	658 oop java_lang_Class::protection_domain(oop java_class) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	659 assert(_protection_domain_offset != 0, "must be set");
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	660 return java_class->obj_field(_protection_domain_offset);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	661 }
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	662 void java_lang_Class::set_protection_domain(oop java_class, oop pd) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	663 assert(_protection_domain_offset != 0, "must be set");
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	664 java_class->obj_field_put(_protection_domain_offset, pd);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	665 }
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	666
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	667 oop java_lang_Class::init_lock(oop java_class) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	668 assert(_init_lock_offset != 0, "must be set");
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	669 return java_class->obj_field(_init_lock_offset);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	670 }
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	671 void java_lang_Class::set_init_lock(oop java_class, oop init_lock) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	672 assert(_init_lock_offset != 0, "must be set");
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	673 java_class->obj_field_put(_init_lock_offset, init_lock);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	674 }
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	675
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	676 objArrayOop java_lang_Class::signers(oop java_class) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	677 assert(_signers_offset != 0, "must be set");
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	678 return (objArrayOop)java_class->obj_field(_signers_offset);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	679 }
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	680 void java_lang_Class::set_signers(oop java_class, objArrayOop signers) {
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	681 assert(_signers_offset != 0, "must be set");
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	682 java_class->obj_field_put(_signers_offset, (oop)signers);
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	683 }
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	684
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	685
0 a61af66fc99e Initial load duke parents: diff changeset	686 oop java_lang_Class::create_basic_type_mirror(const char* basic_type_name, BasicType type, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	687 // This should be improved by adding a field at the Java level or by
a61af66fc99e Initial load duke parents: diff changeset	688 // introducing a new VM klass (see comment in ClassFileParser)
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	689 oop java_class = InstanceMirrorKlass::cast(SystemDictionary::Class_klass())->allocate_instance(NULL, CHECK_0);
0 a61af66fc99e Initial load duke parents: diff changeset	690 if (type != T_VOID) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	691 Klass* aklass = Universe::typeArrayKlassObj(type);
0 a61af66fc99e Initial load duke parents: diff changeset	692 assert(aklass != NULL, "correct bootstrap");
a61af66fc99e Initial load duke parents: diff changeset	693 set_array_klass(java_class, aklass);
a61af66fc99e Initial load duke parents: diff changeset	694 }
4009 e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	695 #ifdef ASSERT
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	696 InstanceMirrorKlass* mk = InstanceMirrorKlass::cast(SystemDictionary::Class_klass());
4009 e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	697 assert(java_lang_Class::static_oop_field_count(java_class) == 0, "should have been zeroed by allocation");
e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	698 #endif
0 a61af66fc99e Initial load duke parents: diff changeset	699 return java_class;
a61af66fc99e Initial load duke parents: diff changeset	700 }
a61af66fc99e Initial load duke parents: diff changeset	701
a61af66fc99e Initial load duke parents: diff changeset	702
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	703 Klass* java_lang_Class::as_Klass(oop java_class) {
0 a61af66fc99e Initial load duke parents: diff changeset	704 //%note memory_2
2376 c7f3d0b4570f 7017732: move static fields into Class to prepare for perm gen removal never parents: 2357 diff changeset	705 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	706 Klass* k = ((Klass*)java_class->metadata_field(_klass_offset));
0 a61af66fc99e Initial load duke parents: diff changeset	707 assert(k == NULL \|\| k->is_klass(), "type check");
a61af66fc99e Initial load duke parents: diff changeset	708 return k;
a61af66fc99e Initial load duke parents: diff changeset	709 }
a61af66fc99e Initial load duke parents: diff changeset	710
a61af66fc99e Initial load duke parents: diff changeset	711
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	712 void java_lang_Class::set_klass(oop java_class, Klass* klass) {
4009 e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	713 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	714 java_class->metadata_field_put(_klass_offset, klass);
4009 e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	715 }
e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	716
e5928e7dab26 7098528: crash with java -XX:+ExtendedDTraceProbes never parents: 3960 diff changeset	717
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	718 void java_lang_Class::print_signature(oop java_class, outputStream* st) {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	719 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	720 Symbol* name = NULL;
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	721 bool is_instance = false;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	722 if (is_primitive(java_class)) {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	723 name = vmSymbols::type_signature(primitive_type(java_class));
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	724 } else {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	725 Klass* k = as_Klass(java_class);
6983 070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	726 is_instance = k->oop_is_instance();
070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	727 name = k->name();
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	728 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	729 if (name == NULL) {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	730 st->print("<null>");
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	731 return;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	732 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	733 if (is_instance) st->print("L");
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	734 st->write((char*) name->base(), (int) name->utf8_length());
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	735 if (is_instance) st->print(";");
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	736 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	737
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	738 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	739 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	740 Symbol* name;
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	741 if (is_primitive(java_class)) {
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	742 name = vmSymbols::type_signature(primitive_type(java_class));
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	743 // 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	744 // 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	745 // 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	746 name->increment_refcount();
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	747 } else {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	748 Klass* k = as_Klass(java_class);
6983 070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	749 if (!k->oop_is_instance()) {
070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	750 name = k->name();
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	751 name->increment_refcount();
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	752 } else {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	753 ResourceMark rm;
6983 070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	754 const char* sigstr = k->signature_name();
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	755 int siglen = (int) strlen(sigstr);
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	756 if (!intern_if_not_found) {
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	757 name = SymbolTable::probe(sigstr, siglen);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	758 } else {
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	759 name = SymbolTable::new_symbol(sigstr, siglen, THREAD);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	760 }
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	761 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	762 }
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	763 return name;
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	764 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	765
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	766
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	767 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	768 Klass* k = ((Klass*)java_class->metadata_field(_array_klass_offset));
6983 070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	769 assert(k == NULL \|\| k->is_klass() && k->oop_is_array(), "should be array klass");
0 a61af66fc99e Initial load duke parents: diff changeset	770 return k;
a61af66fc99e Initial load duke parents: diff changeset	771 }
a61af66fc99e Initial load duke parents: diff changeset	772
a61af66fc99e Initial load duke parents: diff changeset	773
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	774 void java_lang_Class::set_array_klass(oop java_class, Klass* klass) {
6983 070d523b96a7 8001471: Klass::cast() does nothing hseigel parents: 6940 diff changeset	775 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	776 java_class->metadata_field_put(_array_klass_offset, klass);
0 a61af66fc99e Initial load duke parents: diff changeset	777 }
a61af66fc99e Initial load duke parents: diff changeset	778
a61af66fc99e Initial load duke parents: diff changeset	779
a61af66fc99e Initial load duke parents: diff changeset	780 bool java_lang_Class::is_primitive(oop java_class) {
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	781 // should assert:
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	782 //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	783 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	784
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	785 #ifdef ASSERT
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	786 if (is_primitive) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	787 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	788 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	789 "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	790 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	791 #endif
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	792
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	793 return is_primitive;
0 a61af66fc99e Initial load duke parents: diff changeset	794 }
a61af66fc99e Initial load duke parents: diff changeset	795
a61af66fc99e Initial load duke parents: diff changeset	796
a61af66fc99e Initial load duke parents: diff changeset	797 BasicType java_lang_Class::primitive_type(oop java_class) {
a61af66fc99e Initial load duke parents: diff changeset	798 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	799 Klass* ak = ((Klass*)java_class->metadata_field(_array_klass_offset));
0 a61af66fc99e Initial load duke parents: diff changeset	800 BasicType type = T_VOID;
a61af66fc99e Initial load duke parents: diff changeset	801 if (ak != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	802 // 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	803 type = ArrayKlass::cast(ak)->element_type();
0 a61af66fc99e Initial load duke parents: diff changeset	804 } else {
a61af66fc99e Initial load duke parents: diff changeset	805 assert(java_class == Universe::void_mirror(), "only valid non-array primitive");
a61af66fc99e Initial load duke parents: diff changeset	806 }
a61af66fc99e Initial load duke parents: diff changeset	807 assert(Universe::java_mirror(type) == java_class, "must be consistent");
a61af66fc99e Initial load duke parents: diff changeset	808 return type;
a61af66fc99e Initial load duke parents: diff changeset	809 }
a61af66fc99e Initial load duke parents: diff changeset	810
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	811 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	812 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	813 if (is_primitive(java_class)) {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	814 if (reference_klass != NULL)
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	815 (*reference_klass) = NULL;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	816 return primitive_type(java_class);
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	817 } else {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	818 if (reference_klass != NULL)
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	819 (*reference_klass) = as_Klass(java_class);
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	820 return T_OBJECT;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	821 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	822 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	823
0 a61af66fc99e Initial load duke parents: diff changeset	824
a61af66fc99e Initial load duke parents: diff changeset	825 oop java_lang_Class::primitive_mirror(BasicType t) {
a61af66fc99e Initial load duke parents: diff changeset	826 oop mirror = Universe::java_mirror(t);
1142 4ce7240d622c 6914300: ciEnv should export all well known classes never parents: 1133 diff changeset	827 assert(mirror != NULL && mirror->is_a(SystemDictionary::Class_klass()), "must be a Class");
0 a61af66fc99e Initial load duke parents: diff changeset	828 assert(java_lang_Class::is_primitive(mirror), "must be primitive");
a61af66fc99e Initial load duke parents: diff changeset	829 return mirror;
a61af66fc99e Initial load duke parents: diff changeset	830 }
a61af66fc99e Initial load duke parents: diff changeset	831
a61af66fc99e Initial load duke parents: diff changeset	832 bool java_lang_Class::offsets_computed = false;
a61af66fc99e Initial load duke parents: diff changeset	833 int java_lang_Class::classRedefinedCount_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	834
a61af66fc99e Initial load duke parents: diff changeset	835 void java_lang_Class::compute_offsets() {
a61af66fc99e Initial load duke parents: diff changeset	836 assert(!offsets_computed, "offsets should be initialized only once");
a61af66fc99e Initial load duke parents: diff changeset	837 offsets_computed = true;
a61af66fc99e Initial load duke parents: diff changeset	838
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	839 Klass* klass_oop = SystemDictionary::Class_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	840 // The classRedefinedCount field is only present starting in 1.5,
a61af66fc99e Initial load duke parents: diff changeset	841 // so don't go fatal.
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	842 compute_optional_offset(classRedefinedCount_offset,
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	843 klass_oop, vmSymbols::classRedefinedCount_name(), vmSymbols::int_signature());
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	844
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	845 CLASS_INJECTED_FIELDS(INJECTED_FIELD_COMPUTE_OFFSET);
0 a61af66fc99e Initial load duke parents: diff changeset	846 }
a61af66fc99e Initial load duke parents: diff changeset	847
a61af66fc99e Initial load duke parents: diff changeset	848 int java_lang_Class::classRedefinedCount(oop the_class_mirror) {
a61af66fc99e Initial load duke parents: diff changeset	849 if (!JDK_Version::is_gte_jdk15x_version()
a61af66fc99e Initial load duke parents: diff changeset	850 \|\| classRedefinedCount_offset == -1) {
a61af66fc99e Initial load duke parents: diff changeset	851 // The classRedefinedCount field is only present starting in 1.5.
a61af66fc99e Initial load duke parents: diff changeset	852 // If we don't have an offset for it then just return -1 as a marker.
a61af66fc99e Initial load duke parents: diff changeset	853 return -1;
a61af66fc99e Initial load duke parents: diff changeset	854 }
a61af66fc99e Initial load duke parents: diff changeset	855
a61af66fc99e Initial load duke parents: diff changeset	856 return the_class_mirror->int_field(classRedefinedCount_offset);
a61af66fc99e Initial load duke parents: diff changeset	857 }
a61af66fc99e Initial load duke parents: diff changeset	858
a61af66fc99e Initial load duke parents: diff changeset	859 void java_lang_Class::set_classRedefinedCount(oop the_class_mirror, int value) {
a61af66fc99e Initial load duke parents: diff changeset	860 if (!JDK_Version::is_gte_jdk15x_version()
a61af66fc99e Initial load duke parents: diff changeset	861 \|\| classRedefinedCount_offset == -1) {
a61af66fc99e Initial load duke parents: diff changeset	862 // The classRedefinedCount field is only present starting in 1.5.
a61af66fc99e Initial load duke parents: diff changeset	863 // If we don't have an offset for it then nothing to set.
a61af66fc99e Initial load duke parents: diff changeset	864 return;
a61af66fc99e Initial load duke parents: diff changeset	865 }
a61af66fc99e Initial load duke parents: diff changeset	866
a61af66fc99e Initial load duke parents: diff changeset	867 the_class_mirror->int_field_put(classRedefinedCount_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	868 }
a61af66fc99e Initial load duke parents: diff changeset	869
a61af66fc99e Initial load duke parents: diff changeset	870
a61af66fc99e Initial load duke parents: diff changeset	871 // Note: JDK1.1 and before had a privateInfo_offset field which was used for the
a61af66fc99e Initial load duke parents: diff changeset	872 // platform thread structure, and a eetop offset which was used for thread
a61af66fc99e Initial load duke parents: diff changeset	873 // local storage (and unused by the HotSpot VM). In JDK1.2 the two structures
a61af66fc99e Initial load duke parents: diff changeset	874 // merged, so in the HotSpot VM we just use the eetop field for the thread
a61af66fc99e Initial load duke parents: diff changeset	875 // instead of the privateInfo_offset.
a61af66fc99e Initial load duke parents: diff changeset	876 //
a61af66fc99e Initial load duke parents: diff changeset	877 // Note: The stackSize field is only present starting in 1.4.
a61af66fc99e Initial load duke parents: diff changeset	878
a61af66fc99e Initial load duke parents: diff changeset	879 int java_lang_Thread::_name_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	880 int java_lang_Thread::_group_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	881 int java_lang_Thread::_contextClassLoader_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	882 int java_lang_Thread::_inheritedAccessControlContext_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	883 int java_lang_Thread::_priority_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	884 int java_lang_Thread::_eetop_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	885 int java_lang_Thread::_daemon_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	886 int java_lang_Thread::_stillborn_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	887 int java_lang_Thread::_stackSize_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	888 int java_lang_Thread::_tid_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	889 int java_lang_Thread::_thread_status_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	890 int java_lang_Thread::_park_blocker_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	891 int java_lang_Thread::_park_event_offset = 0 ;
a61af66fc99e Initial load duke parents: diff changeset	892
a61af66fc99e Initial load duke parents: diff changeset	893
a61af66fc99e Initial load duke parents: diff changeset	894 void java_lang_Thread::compute_offsets() {
a61af66fc99e Initial load duke parents: diff changeset	895 assert(_group_offset == 0, "offsets should be initialized only once");
a61af66fc99e Initial load duke parents: diff changeset	896
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	897 Klass* k = SystemDictionary::Thread_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	898 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	899 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	900 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	901 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	902 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	903 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	904 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	905 compute_offset(_stillborn_offset, k, vmSymbols::stillborn_name(), vmSymbols::bool_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	906 // 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	907 compute_optional_offset(_stackSize_offset, k, vmSymbols::stackSize_name(), vmSymbols::long_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	908 // 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	909 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	910 compute_optional_offset(_thread_status_offset, k, vmSymbols::thread_status_name(), vmSymbols::int_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	911 // 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	912 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	913 compute_optional_offset(_park_event_offset, k, vmSymbols::park_event_name(),
0 a61af66fc99e Initial load duke parents: diff changeset	914 vmSymbols::long_signature());
a61af66fc99e Initial load duke parents: diff changeset	915 }
a61af66fc99e Initial load duke parents: diff changeset	916
a61af66fc99e Initial load duke parents: diff changeset	917
a61af66fc99e Initial load duke parents: diff changeset	918 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	919 return (JavaThread*)java_thread->address_field(_eetop_offset);
0 a61af66fc99e Initial load duke parents: diff changeset	920 }
a61af66fc99e Initial load duke parents: diff changeset	921
a61af66fc99e Initial load duke parents: diff changeset	922
a61af66fc99e Initial load duke parents: diff changeset	923 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	924 java_thread->address_field_put(_eetop_offset, (address)thread);
0 a61af66fc99e Initial load duke parents: diff changeset	925 }
a61af66fc99e Initial load duke parents: diff changeset	926
a61af66fc99e Initial load duke parents: diff changeset	927
a61af66fc99e Initial load duke parents: diff changeset	928 typeArrayOop java_lang_Thread::name(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	929 oop name = java_thread->obj_field(_name_offset);
6831 d8ce2825b193 8000213: NPG: Should have renamed arrayKlass and typeArrayKlass coleenp parents: 6735 diff changeset	930 assert(name == NULL \|\| (name->is_typeArray() && TypeArrayKlass::cast(name->klass())->element_type() == T_CHAR), "just checking");
0 a61af66fc99e Initial load duke parents: diff changeset	931 return typeArrayOop(name);
a61af66fc99e Initial load duke parents: diff changeset	932 }
a61af66fc99e Initial load duke parents: diff changeset	933
a61af66fc99e Initial load duke parents: diff changeset	934
a61af66fc99e Initial load duke parents: diff changeset	935 void java_lang_Thread::set_name(oop java_thread, typeArrayOop name) {
a61af66fc99e Initial load duke parents: diff changeset	936 assert(java_thread->obj_field(_name_offset) == NULL, "name should be NULL");
a61af66fc99e Initial load duke parents: diff changeset	937 java_thread->obj_field_put(_name_offset, name);
a61af66fc99e Initial load duke parents: diff changeset	938 }
a61af66fc99e Initial load duke parents: diff changeset	939
a61af66fc99e Initial load duke parents: diff changeset	940
a61af66fc99e Initial load duke parents: diff changeset	941 ThreadPriority java_lang_Thread::priority(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	942 return (ThreadPriority)java_thread->int_field(_priority_offset);
a61af66fc99e Initial load duke parents: diff changeset	943 }
a61af66fc99e Initial load duke parents: diff changeset	944
a61af66fc99e Initial load duke parents: diff changeset	945
a61af66fc99e Initial load duke parents: diff changeset	946 void java_lang_Thread::set_priority(oop java_thread, ThreadPriority priority) {
a61af66fc99e Initial load duke parents: diff changeset	947 java_thread->int_field_put(_priority_offset, priority);
a61af66fc99e Initial load duke parents: diff changeset	948 }
a61af66fc99e Initial load duke parents: diff changeset	949
a61af66fc99e Initial load duke parents: diff changeset	950
a61af66fc99e Initial load duke parents: diff changeset	951 oop java_lang_Thread::threadGroup(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	952 return java_thread->obj_field(_group_offset);
a61af66fc99e Initial load duke parents: diff changeset	953 }
a61af66fc99e Initial load duke parents: diff changeset	954
a61af66fc99e Initial load duke parents: diff changeset	955
a61af66fc99e Initial load duke parents: diff changeset	956 bool java_lang_Thread::is_stillborn(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	957 return java_thread->bool_field(_stillborn_offset) != 0;
a61af66fc99e Initial load duke parents: diff changeset	958 }
a61af66fc99e Initial load duke parents: diff changeset	959
a61af66fc99e Initial load duke parents: diff changeset	960
a61af66fc99e Initial load duke parents: diff changeset	961 // We never have reason to turn the stillborn bit off
a61af66fc99e Initial load duke parents: diff changeset	962 void java_lang_Thread::set_stillborn(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	963 java_thread->bool_field_put(_stillborn_offset, true);
a61af66fc99e Initial load duke parents: diff changeset	964 }
a61af66fc99e Initial load duke parents: diff changeset	965
a61af66fc99e Initial load duke parents: diff changeset	966
a61af66fc99e Initial load duke parents: diff changeset	967 bool java_lang_Thread::is_alive(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	968 JavaThread* thr = java_lang_Thread::thread(java_thread);
a61af66fc99e Initial load duke parents: diff changeset	969 return (thr != NULL);
a61af66fc99e Initial load duke parents: diff changeset	970 }
a61af66fc99e Initial load duke parents: diff changeset	971
a61af66fc99e Initial load duke parents: diff changeset	972
a61af66fc99e Initial load duke parents: diff changeset	973 bool java_lang_Thread::is_daemon(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	974 return java_thread->bool_field(_daemon_offset) != 0;
a61af66fc99e Initial load duke parents: diff changeset	975 }
a61af66fc99e Initial load duke parents: diff changeset	976
a61af66fc99e Initial load duke parents: diff changeset	977
a61af66fc99e Initial load duke parents: diff changeset	978 void java_lang_Thread::set_daemon(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	979 java_thread->bool_field_put(_daemon_offset, true);
a61af66fc99e Initial load duke parents: diff changeset	980 }
a61af66fc99e Initial load duke parents: diff changeset	981
a61af66fc99e Initial load duke parents: diff changeset	982 oop java_lang_Thread::context_class_loader(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	983 return java_thread->obj_field(_contextClassLoader_offset);
a61af66fc99e Initial load duke parents: diff changeset	984 }
a61af66fc99e Initial load duke parents: diff changeset	985
a61af66fc99e Initial load duke parents: diff changeset	986 oop java_lang_Thread::inherited_access_control_context(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	987 return java_thread->obj_field(_inheritedAccessControlContext_offset);
a61af66fc99e Initial load duke parents: diff changeset	988 }
a61af66fc99e Initial load duke parents: diff changeset	989
a61af66fc99e Initial load duke parents: diff changeset	990
a61af66fc99e Initial load duke parents: diff changeset	991 jlong java_lang_Thread::stackSize(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	992 // The stackSize field is only present starting in 1.4
a61af66fc99e Initial load duke parents: diff changeset	993 if (_stackSize_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	994 assert(JDK_Version::is_gte_jdk14x_version(), "sanity check");
a61af66fc99e Initial load duke parents: diff changeset	995 return java_thread->long_field(_stackSize_offset);
a61af66fc99e Initial load duke parents: diff changeset	996 } else {
a61af66fc99e Initial load duke parents: diff changeset	997 return 0;
a61af66fc99e Initial load duke parents: diff changeset	998 }
a61af66fc99e Initial load duke parents: diff changeset	999 }
a61af66fc99e Initial load duke parents: diff changeset	1000
a61af66fc99e Initial load duke parents: diff changeset	1001 // Write the thread status value to threadStatus field in java.lang.Thread java class.
a61af66fc99e Initial load duke parents: diff changeset	1002 void java_lang_Thread::set_thread_status(oop java_thread,
a61af66fc99e Initial load duke parents: diff changeset	1003 java_lang_Thread::ThreadStatus status) {
a61af66fc99e Initial load duke parents: diff changeset	1004 // The threadStatus is only present starting in 1.5
a61af66fc99e Initial load duke parents: diff changeset	1005 if (_thread_status_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1006 java_thread->int_field_put(_thread_status_offset, status);
a61af66fc99e Initial load duke parents: diff changeset	1007 }
a61af66fc99e Initial load duke parents: diff changeset	1008 }
a61af66fc99e Initial load duke parents: diff changeset	1009
a61af66fc99e Initial load duke parents: diff changeset	1010 // Read thread status value from threadStatus field in java.lang.Thread java class.
a61af66fc99e Initial load duke parents: diff changeset	1011 java_lang_Thread::ThreadStatus java_lang_Thread::get_thread_status(oop java_thread) {
10405 f2110083203d 8005849: JEP 167: Event-Based JVM Tracing sla parents: 10343 diff changeset	1012 assert(Thread::current()->is_Watcher_thread() \|\| Thread::current()->is_VM_thread() \|\|
0 a61af66fc99e Initial load duke parents: diff changeset	1013 JavaThread::current()->thread_state() == _thread_in_vm,
a61af66fc99e Initial load duke parents: diff changeset	1014 "Java Thread is not running in vm");
a61af66fc99e Initial load duke parents: diff changeset	1015 // The threadStatus is only present starting in 1.5
a61af66fc99e Initial load duke parents: diff changeset	1016 if (_thread_status_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1017 return (java_lang_Thread::ThreadStatus)java_thread->int_field(_thread_status_offset);
a61af66fc99e Initial load duke parents: diff changeset	1018 } else {
a61af66fc99e Initial load duke parents: diff changeset	1019 // All we can easily figure out is if it is alive, but that is
a61af66fc99e Initial load duke parents: diff changeset	1020 // enough info for a valid unknown status.
a61af66fc99e Initial load duke parents: diff changeset	1021 // These aren't restricted to valid set ThreadStatus values, so
a61af66fc99e Initial load duke parents: diff changeset	1022 // use JVMTI values and cast.
a61af66fc99e Initial load duke parents: diff changeset	1023 JavaThread* thr = java_lang_Thread::thread(java_thread);
a61af66fc99e Initial load duke parents: diff changeset	1024 if (thr == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1025 // the thread hasn't run yet or is in the process of exiting
a61af66fc99e Initial load duke parents: diff changeset	1026 return NEW;
a61af66fc99e Initial load duke parents: diff changeset	1027 }
a61af66fc99e Initial load duke parents: diff changeset	1028 return (java_lang_Thread::ThreadStatus)JVMTI_THREAD_STATE_ALIVE;
a61af66fc99e Initial load duke parents: diff changeset	1029 }
a61af66fc99e Initial load duke parents: diff changeset	1030 }
a61af66fc99e Initial load duke parents: diff changeset	1031
a61af66fc99e Initial load duke parents: diff changeset	1032
a61af66fc99e Initial load duke parents: diff changeset	1033 jlong java_lang_Thread::thread_id(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	1034 // The thread ID field is only present starting in 1.5
a61af66fc99e Initial load duke parents: diff changeset	1035 if (_tid_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1036 return java_thread->long_field(_tid_offset);
a61af66fc99e Initial load duke parents: diff changeset	1037 } else {
a61af66fc99e Initial load duke parents: diff changeset	1038 return 0;
a61af66fc99e Initial load duke parents: diff changeset	1039 }
a61af66fc99e Initial load duke parents: diff changeset	1040 }
a61af66fc99e Initial load duke parents: diff changeset	1041
a61af66fc99e Initial load duke parents: diff changeset	1042 oop java_lang_Thread::park_blocker(oop java_thread) {
242 d95b224e9f17 6721093: -XX:AppendRatio=N not supported kamg parents: 196 diff changeset	1043 assert(JDK_Version::current().supports_thread_park_blocker() &&
d95b224e9f17 6721093: -XX:AppendRatio=N not supported kamg parents: 196 diff changeset	1044 _park_blocker_offset != 0, "Must support parkBlocker field");
0 a61af66fc99e Initial load duke parents: diff changeset	1045
a61af66fc99e Initial load duke parents: diff changeset	1046 if (_park_blocker_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1047 return java_thread->obj_field(_park_blocker_offset);
a61af66fc99e Initial load duke parents: diff changeset	1048 }
a61af66fc99e Initial load duke parents: diff changeset	1049
a61af66fc99e Initial load duke parents: diff changeset	1050 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	1051 }
a61af66fc99e Initial load duke parents: diff changeset	1052
a61af66fc99e Initial load duke parents: diff changeset	1053 jlong java_lang_Thread::park_event(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	1054 if (_park_event_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1055 return java_thread->long_field(_park_event_offset);
a61af66fc99e Initial load duke parents: diff changeset	1056 }
a61af66fc99e Initial load duke parents: diff changeset	1057 return 0;
a61af66fc99e Initial load duke parents: diff changeset	1058 }
a61af66fc99e Initial load duke parents: diff changeset	1059
a61af66fc99e Initial load duke parents: diff changeset	1060 bool java_lang_Thread::set_park_event(oop java_thread, jlong ptr) {
a61af66fc99e Initial load duke parents: diff changeset	1061 if (_park_event_offset > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1062 java_thread->long_field_put(_park_event_offset, ptr);
a61af66fc99e Initial load duke parents: diff changeset	1063 return true;
a61af66fc99e Initial load duke parents: diff changeset	1064 }
a61af66fc99e Initial load duke parents: diff changeset	1065 return false;
a61af66fc99e Initial load duke parents: diff changeset	1066 }
a61af66fc99e Initial load duke parents: diff changeset	1067
a61af66fc99e Initial load duke parents: diff changeset	1068
a61af66fc99e Initial load duke parents: diff changeset	1069 const char* java_lang_Thread::thread_status_name(oop java_thread) {
a61af66fc99e Initial load duke parents: diff changeset	1070 assert(JDK_Version::is_gte_jdk15x_version() && _thread_status_offset != 0, "Must have thread status");
a61af66fc99e Initial load duke parents: diff changeset	1071 ThreadStatus status = (java_lang_Thread::ThreadStatus)java_thread->int_field(_thread_status_offset);
a61af66fc99e Initial load duke parents: diff changeset	1072 switch (status) {
a61af66fc99e Initial load duke parents: diff changeset	1073 case NEW : return "NEW";
a61af66fc99e Initial load duke parents: diff changeset	1074 case RUNNABLE : return "RUNNABLE";
a61af66fc99e Initial load duke parents: diff changeset	1075 case SLEEPING : return "TIMED_WAITING (sleeping)";
a61af66fc99e Initial load duke parents: diff changeset	1076 case IN_OBJECT_WAIT : return "WAITING (on object monitor)";
a61af66fc99e Initial load duke parents: diff changeset	1077 case IN_OBJECT_WAIT_TIMED : return "TIMED_WAITING (on object monitor)";
a61af66fc99e Initial load duke parents: diff changeset	1078 case PARKED : return "WAITING (parking)";
a61af66fc99e Initial load duke parents: diff changeset	1079 case PARKED_TIMED : return "TIMED_WAITING (parking)";
a61af66fc99e Initial load duke parents: diff changeset	1080 case BLOCKED_ON_MONITOR_ENTER : return "BLOCKED (on object monitor)";
a61af66fc99e Initial load duke parents: diff changeset	1081 case TERMINATED : return "TERMINATED";
a61af66fc99e Initial load duke parents: diff changeset	1082 default : return "UNKNOWN";
a61af66fc99e Initial load duke parents: diff changeset	1083 };
a61af66fc99e Initial load duke parents: diff changeset	1084 }
a61af66fc99e Initial load duke parents: diff changeset	1085 int java_lang_ThreadGroup::_parent_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1086 int java_lang_ThreadGroup::_name_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1087 int java_lang_ThreadGroup::_threads_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1088 int java_lang_ThreadGroup::_groups_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1089 int java_lang_ThreadGroup::_maxPriority_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1090 int java_lang_ThreadGroup::_destroyed_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1091 int java_lang_ThreadGroup::_daemon_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1092 int java_lang_ThreadGroup::_vmAllowSuspension_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1093 int java_lang_ThreadGroup::_nthreads_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1094 int java_lang_ThreadGroup::_ngroups_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1095
a61af66fc99e Initial load duke parents: diff changeset	1096 oop java_lang_ThreadGroup::parent(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1097 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1098 return java_thread_group->obj_field(_parent_offset);
a61af66fc99e Initial load duke parents: diff changeset	1099 }
a61af66fc99e Initial load duke parents: diff changeset	1100
a61af66fc99e Initial load duke parents: diff changeset	1101 // ("name as oop" accessor is not necessary)
a61af66fc99e Initial load duke parents: diff changeset	1102
a61af66fc99e Initial load duke parents: diff changeset	1103 typeArrayOop java_lang_ThreadGroup::name(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1104 oop name = java_thread_group->obj_field(_name_offset);
a61af66fc99e Initial load duke parents: diff changeset	1105 // ThreadGroup.name can be null
a61af66fc99e Initial load duke parents: diff changeset	1106 return name == NULL ? (typeArrayOop)NULL : java_lang_String::value(name);
a61af66fc99e Initial load duke parents: diff changeset	1107 }
a61af66fc99e Initial load duke parents: diff changeset	1108
a61af66fc99e Initial load duke parents: diff changeset	1109 int java_lang_ThreadGroup::nthreads(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1110 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1111 return java_thread_group->int_field(_nthreads_offset);
a61af66fc99e Initial load duke parents: diff changeset	1112 }
a61af66fc99e Initial load duke parents: diff changeset	1113
a61af66fc99e Initial load duke parents: diff changeset	1114 objArrayOop java_lang_ThreadGroup::threads(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1115 oop threads = java_thread_group->obj_field(_threads_offset);
a61af66fc99e Initial load duke parents: diff changeset	1116 assert(threads != NULL, "threadgroups should have threads");
a61af66fc99e Initial load duke parents: diff changeset	1117 assert(threads->is_objArray(), "just checking"); // Todo: Add better type checking code
a61af66fc99e Initial load duke parents: diff changeset	1118 return objArrayOop(threads);
a61af66fc99e Initial load duke parents: diff changeset	1119 }
a61af66fc99e Initial load duke parents: diff changeset	1120
a61af66fc99e Initial load duke parents: diff changeset	1121 int java_lang_ThreadGroup::ngroups(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1122 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1123 return java_thread_group->int_field(_ngroups_offset);
a61af66fc99e Initial load duke parents: diff changeset	1124 }
a61af66fc99e Initial load duke parents: diff changeset	1125
a61af66fc99e Initial load duke parents: diff changeset	1126 objArrayOop java_lang_ThreadGroup::groups(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1127 oop groups = java_thread_group->obj_field(_groups_offset);
a61af66fc99e Initial load duke parents: diff changeset	1128 assert(groups == NULL \|\| groups->is_objArray(), "just checking"); // Todo: Add better type checking code
a61af66fc99e Initial load duke parents: diff changeset	1129 return objArrayOop(groups);
a61af66fc99e Initial load duke parents: diff changeset	1130 }
a61af66fc99e Initial load duke parents: diff changeset	1131
a61af66fc99e Initial load duke parents: diff changeset	1132 ThreadPriority java_lang_ThreadGroup::maxPriority(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1133 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1134 return (ThreadPriority) java_thread_group->int_field(_maxPriority_offset);
a61af66fc99e Initial load duke parents: diff changeset	1135 }
a61af66fc99e Initial load duke parents: diff changeset	1136
a61af66fc99e Initial load duke parents: diff changeset	1137 bool java_lang_ThreadGroup::is_destroyed(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1138 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1139 return java_thread_group->bool_field(_destroyed_offset) != 0;
a61af66fc99e Initial load duke parents: diff changeset	1140 }
a61af66fc99e Initial load duke parents: diff changeset	1141
a61af66fc99e Initial load duke parents: diff changeset	1142 bool java_lang_ThreadGroup::is_daemon(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1143 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1144 return java_thread_group->bool_field(_daemon_offset) != 0;
a61af66fc99e Initial load duke parents: diff changeset	1145 }
a61af66fc99e Initial load duke parents: diff changeset	1146
a61af66fc99e Initial load duke parents: diff changeset	1147 bool java_lang_ThreadGroup::is_vmAllowSuspension(oop java_thread_group) {
a61af66fc99e Initial load duke parents: diff changeset	1148 assert(java_thread_group->is_oop(), "thread group must be oop");
a61af66fc99e Initial load duke parents: diff changeset	1149 return java_thread_group->bool_field(_vmAllowSuspension_offset) != 0;
a61af66fc99e Initial load duke parents: diff changeset	1150 }
a61af66fc99e Initial load duke parents: diff changeset	1151
a61af66fc99e Initial load duke parents: diff changeset	1152 void java_lang_ThreadGroup::compute_offsets() {
a61af66fc99e Initial load duke parents: diff changeset	1153 assert(_parent_offset == 0, "offsets should be initialized only once");
a61af66fc99e Initial load duke parents: diff changeset	1154
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1155 Klass* k = SystemDictionary::ThreadGroup_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	1156
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	1157 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	1158 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	1159 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	1160 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	1161 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	1162 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	1163 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	1164 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	1165 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	1166 compute_offset(_ngroups_offset, k, vmSymbols::ngroups_name(), vmSymbols::int_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	1167 }
a61af66fc99e Initial load duke parents: diff changeset	1168
3820 0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1169 oop java_lang_Throwable::unassigned_stacktrace() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1170 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::Throwable_klass());
3820 0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1171 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	1172 if (UseCompressedOops) {
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1173 return oopDesc::load_decode_heap_oop((narrowOop *)addr);
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1174 } else {
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1175 return oopDesc::load_decode_heap_oop((oop*)addr);
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1176 }
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1177 }
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1178
0 a61af66fc99e Initial load duke parents: diff changeset	1179 oop java_lang_Throwable::backtrace(oop throwable) {
a61af66fc99e Initial load duke parents: diff changeset	1180 return throwable->obj_field_acquire(backtrace_offset);
a61af66fc99e Initial load duke parents: diff changeset	1181 }
a61af66fc99e Initial load duke parents: diff changeset	1182
a61af66fc99e Initial load duke parents: diff changeset	1183
a61af66fc99e Initial load duke parents: diff changeset	1184 void java_lang_Throwable::set_backtrace(oop throwable, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1185 throwable->release_obj_field_put(backtrace_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1186 }
a61af66fc99e Initial load duke parents: diff changeset	1187
a61af66fc99e Initial load duke parents: diff changeset	1188
a61af66fc99e Initial load duke parents: diff changeset	1189 oop java_lang_Throwable::message(oop throwable) {
a61af66fc99e Initial load duke parents: diff changeset	1190 return throwable->obj_field(detailMessage_offset);
a61af66fc99e Initial load duke parents: diff changeset	1191 }
a61af66fc99e Initial load duke parents: diff changeset	1192
a61af66fc99e Initial load duke parents: diff changeset	1193
a61af66fc99e Initial load duke parents: diff changeset	1194 oop java_lang_Throwable::message(Handle throwable) {
a61af66fc99e Initial load duke parents: diff changeset	1195 return throwable->obj_field(detailMessage_offset);
a61af66fc99e Initial load duke parents: diff changeset	1196 }
a61af66fc99e Initial load duke parents: diff changeset	1197
a61af66fc99e Initial load duke parents: diff changeset	1198
a61af66fc99e Initial load duke parents: diff changeset	1199 void java_lang_Throwable::set_message(oop throwable, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1200 throwable->obj_field_put(detailMessage_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1201 }
a61af66fc99e Initial load duke parents: diff changeset	1202
a61af66fc99e Initial load duke parents: diff changeset	1203
3820 0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1204 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	1205 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	1206 }
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1207
0 a61af66fc99e Initial load duke parents: diff changeset	1208 void java_lang_Throwable::clear_stacktrace(oop throwable) {
a61af66fc99e Initial load duke parents: diff changeset	1209 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	1210 set_stacktrace(throwable, NULL);
0 a61af66fc99e Initial load duke parents: diff changeset	1211 }
a61af66fc99e Initial load duke parents: diff changeset	1212
a61af66fc99e Initial load duke parents: diff changeset	1213
a61af66fc99e Initial load duke parents: diff changeset	1214 void java_lang_Throwable::print(oop throwable, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	1215 ResourceMark rm;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1216 Klass* k = throwable->klass();
0 a61af66fc99e Initial load duke parents: diff changeset	1217 assert(k != NULL, "just checking");
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1218 st->print("%s", InstanceKlass::cast(k)->external_name());
0 a61af66fc99e Initial load duke parents: diff changeset	1219 oop msg = message(throwable);
a61af66fc99e Initial load duke parents: diff changeset	1220 if (msg != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1221 st->print(": %s", java_lang_String::as_utf8_string(msg));
a61af66fc99e Initial load duke parents: diff changeset	1222 }
a61af66fc99e Initial load duke parents: diff changeset	1223 }
a61af66fc99e Initial load duke parents: diff changeset	1224
a61af66fc99e Initial load duke parents: diff changeset	1225
a61af66fc99e Initial load duke parents: diff changeset	1226 void java_lang_Throwable::print(Handle throwable, outputStream* st) {
a61af66fc99e Initial load duke parents: diff changeset	1227 ResourceMark rm;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1228 Klass* k = throwable->klass();
0 a61af66fc99e Initial load duke parents: diff changeset	1229 assert(k != NULL, "just checking");
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1230 st->print("%s", InstanceKlass::cast(k)->external_name());
0 a61af66fc99e Initial load duke parents: diff changeset	1231 oop msg = message(throwable);
a61af66fc99e Initial load duke parents: diff changeset	1232 if (msg != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1233 st->print(": %s", java_lang_String::as_utf8_string(msg));
a61af66fc99e Initial load duke parents: diff changeset	1234 }
a61af66fc99e Initial load duke parents: diff changeset	1235 }
a61af66fc99e Initial load duke parents: diff changeset	1236
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1237 // After this many redefines, the stack trace is unreliable.
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1238 const int MAX_VERSION = USHRT_MAX;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1239
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1240 // Helper backtrace functions to store bci\|version together.
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1241 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	1242 // only store u2 for version, checking for overflow.
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1243 if (version > USHRT_MAX \|\| version < 0) version = MAX_VERSION;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1244 assert((jushort)bci == bci, "bci should be short");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1245 return build_int_from_shorts(version, bci);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1246 }
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 static inline int bci_at(unsigned int merged) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1249 return extract_high_short_from_int(merged);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1250 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1251 static inline int version_at(unsigned int merged) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1252 return extract_low_short_from_int(merged);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1253 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1254
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1255 static inline bool version_matches(Method* method, int version) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1256 return (method->constants()->version() == version && version < MAX_VERSION);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1257 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1258
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1259 static inline int get_line_number(Method* method, int bci) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1260 int line_number = 0;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1261 if (method->is_native()) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1262 // Negative value different from -1 below, enabling Java code in
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1263 // class java.lang.StackTraceElement to distinguish "native" from
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1264 // "no LineNumberTable". JDK tests for -2.
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1265 line_number = -2;
0 a61af66fc99e Initial load duke parents: diff changeset	1266 } else {
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1267 // Returns -1 if no LineNumberTable, and otherwise actual line number
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1268 line_number = method->line_number_from_bci(bci);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1269 if (line_number == -1 && ShowHiddenFrames) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1270 line_number = bci + 1000000;
0 a61af66fc99e Initial load duke parents: diff changeset	1271 }
a61af66fc99e Initial load duke parents: diff changeset	1272 }
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1273 return line_number;
0 a61af66fc99e Initial load duke parents: diff changeset	1274 }
a61af66fc99e Initial load duke parents: diff changeset	1275
a61af66fc99e Initial load duke parents: diff changeset	1276 // This class provides a simple wrapper over the internal structure of
a61af66fc99e Initial load duke parents: diff changeset	1277 // exception backtrace to insulate users of the backtrace from needing
a61af66fc99e Initial load duke parents: diff changeset	1278 // to know what it looks like.
a61af66fc99e Initial load duke parents: diff changeset	1279 class BacktraceBuilder: public StackObj {
a61af66fc99e Initial load duke parents: diff changeset	1280 private:
a61af66fc99e Initial load duke parents: diff changeset	1281 Handle _backtrace;
a61af66fc99e Initial load duke parents: diff changeset	1282 objArrayOop _head;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1283 typeArrayOop _methods;
0 a61af66fc99e Initial load duke parents: diff changeset	1284 typeArrayOop _bcis;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1285 objArrayOop _mirrors;
0 a61af66fc99e Initial load duke parents: diff changeset	1286 int _index;
a61af66fc99e Initial load duke parents: diff changeset	1287 No_Safepoint_Verifier _nsv;
a61af66fc99e Initial load duke parents: diff changeset	1288
a61af66fc99e Initial load duke parents: diff changeset	1289 public:
a61af66fc99e Initial load duke parents: diff changeset	1290
a61af66fc99e Initial load duke parents: diff changeset	1291 enum {
a61af66fc99e Initial load duke parents: diff changeset	1292 trace_methods_offset = java_lang_Throwable::trace_methods_offset,
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1293 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	1294 trace_mirrors_offset = java_lang_Throwable::trace_mirrors_offset,
0 a61af66fc99e Initial load duke parents: diff changeset	1295 trace_next_offset = java_lang_Throwable::trace_next_offset,
a61af66fc99e Initial load duke parents: diff changeset	1296 trace_size = java_lang_Throwable::trace_size,
a61af66fc99e Initial load duke parents: diff changeset	1297 trace_chunk_size = java_lang_Throwable::trace_chunk_size
a61af66fc99e Initial load duke parents: diff changeset	1298 };
a61af66fc99e Initial load duke parents: diff changeset	1299
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1300 // get info out of chunks
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1301 static typeArrayOop get_methods(objArrayHandle chunk) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1302 typeArrayOop methods = typeArrayOop(chunk->obj_at(trace_methods_offset));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1303 assert(methods != NULL, "method array should be initialized in backtrace");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1304 return methods;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1305 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1306 static typeArrayOop get_bcis(objArrayHandle chunk) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1307 typeArrayOop bcis = typeArrayOop(chunk->obj_at(trace_bcis_offset));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1308 assert(bcis != NULL, "bci array should be initialized in backtrace");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1309 return bcis;
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 static objArrayOop get_mirrors(objArrayHandle chunk) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1312 objArrayOop mirrors = objArrayOop(chunk->obj_at(trace_mirrors_offset));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1313 assert(mirrors != NULL, "mirror array should be initialized in backtrace");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1314 return mirrors;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1315 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1316
0 a61af66fc99e Initial load duke parents: diff changeset	1317 // constructor for new backtrace
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1318 BacktraceBuilder(TRAPS): _methods(NULL), _bcis(NULL), _head(NULL), _mirrors(NULL) {
0 a61af66fc99e Initial load duke parents: diff changeset	1319 expand(CHECK);
a61af66fc99e Initial load duke parents: diff changeset	1320 _backtrace = _head;
a61af66fc99e Initial load duke parents: diff changeset	1321 _index = 0;
a61af66fc99e Initial load duke parents: diff changeset	1322 }
a61af66fc99e Initial load duke parents: diff changeset	1323
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1324 BacktraceBuilder(objArrayHandle backtrace) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1325 _methods = get_methods(backtrace);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1326 _bcis = get_bcis(backtrace);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1327 _mirrors = get_mirrors(backtrace);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1328 assert(_methods->length() == _bcis->length() &&
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1329 _methods->length() == _mirrors->length(),
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1330 "method and source information arrays should match");
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 // head is the preallocated backtrace
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1333 _backtrace = _head = backtrace();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1334 _index = 0;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1335 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1336
0 a61af66fc99e Initial load duke parents: diff changeset	1337 void expand(TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	1338 objArrayHandle old_head(THREAD, _head);
a61af66fc99e Initial load duke parents: diff changeset	1339 Pause_No_Safepoint_Verifier pnsv(&_nsv);
a61af66fc99e Initial load duke parents: diff changeset	1340
a61af66fc99e Initial load duke parents: diff changeset	1341 objArrayOop head = oopFactory::new_objectArray(trace_size, CHECK);
a61af66fc99e Initial load duke parents: diff changeset	1342 objArrayHandle new_head(THREAD, head);
a61af66fc99e Initial load duke parents: diff changeset	1343
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1344 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	1345 typeArrayHandle new_methods(THREAD, methods);
0 a61af66fc99e Initial load duke parents: diff changeset	1346
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1347 typeArrayOop bcis = oopFactory::new_intArray(trace_chunk_size, CHECK);
0 a61af66fc99e Initial load duke parents: diff changeset	1348 typeArrayHandle new_bcis(THREAD, bcis);
a61af66fc99e Initial load duke parents: diff changeset	1349
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1350 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	1351 objArrayHandle new_mirrors(THREAD, mirrors);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1352
0 a61af66fc99e Initial load duke parents: diff changeset	1353 if (!old_head.is_null()) {
a61af66fc99e Initial load duke parents: diff changeset	1354 old_head->obj_at_put(trace_next_offset, new_head());
a61af66fc99e Initial load duke parents: diff changeset	1355 }
a61af66fc99e Initial load duke parents: diff changeset	1356 new_head->obj_at_put(trace_methods_offset, new_methods());
a61af66fc99e Initial load duke parents: diff changeset	1357 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	1358 new_head->obj_at_put(trace_mirrors_offset, new_mirrors());
0 a61af66fc99e Initial load duke parents: diff changeset	1359
a61af66fc99e Initial load duke parents: diff changeset	1360 _head = new_head();
a61af66fc99e Initial load duke parents: diff changeset	1361 _methods = new_methods();
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1362 _bcis = new_bcis();
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1363 _mirrors = new_mirrors();
0 a61af66fc99e Initial load duke parents: diff changeset	1364 _index = 0;
a61af66fc99e Initial load duke parents: diff changeset	1365 }
a61af66fc99e Initial load duke parents: diff changeset	1366
a61af66fc99e Initial load duke parents: diff changeset	1367 oop backtrace() {
a61af66fc99e Initial load duke parents: diff changeset	1368 return _backtrace();
a61af66fc99e Initial load duke parents: diff changeset	1369 }
a61af66fc99e Initial load duke parents: diff changeset	1370
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1371 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	1372 // 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	1373 // 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	1374 // 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	1375 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	1376
0 a61af66fc99e Initial load duke parents: diff changeset	1377 if (_index >= trace_chunk_size) {
a61af66fc99e Initial load duke parents: diff changeset	1378 methodHandle mhandle(THREAD, method);
a61af66fc99e Initial load duke parents: diff changeset	1379 expand(CHECK);
a61af66fc99e Initial load duke parents: diff changeset	1380 method = mhandle();
a61af66fc99e Initial load duke parents: diff changeset	1381 }
a61af66fc99e Initial load duke parents: diff changeset	1382
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1383 _methods->short_at_put(_index, method->method_idnum());
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1384 _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	1385
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1386 // 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	1387 // from being unloaded while we still have this stack trace.
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1388 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	1389 _mirrors->obj_at_put(_index, method->method_holder()->java_mirror());
0 a61af66fc99e Initial load duke parents: diff changeset	1390 _index++;
a61af66fc99e Initial load duke parents: diff changeset	1391 }
a61af66fc99e Initial load duke parents: diff changeset	1392
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1393 };
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1394
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1395 // Print stack trace element to resource allocated buffer
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1396 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	1397 int method_id, int version, int bci) {
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 strings and string lengths
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1400 InstanceKlass* holder = InstanceKlass::cast(java_lang_Class::as_Klass(mirror()));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1401 const char* klass_name = holder->external_name();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1402 int buf_len = (int)strlen(klass_name);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1403
12810 07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1404 // The method id may point to an obsolete method, can't get more stack information
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1405 Method* method = holder->method_with_idnum(method_id);
12810 07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1406 if (method == NULL) {
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1407 char* buf = NEW_RESOURCE_ARRAY(char, buf_len + 64);
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1408 // This is what the java code prints in this case - added Redefined
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1409 sprintf(buf, "\tat %s.null (Redefined)", klass_name);
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1410 return buf;
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1411 }
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1412
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1413 char* method_name = method->name()->as_C_string();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1414 buf_len += (int)strlen(method_name);
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 char* source_file_name = NULL;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1417 if (version_matches(method, version)) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1418 Symbol* source = holder->source_file_name();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1419 if (source != NULL) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1420 source_file_name = source->as_C_string();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1421 buf_len += (int)strlen(source_file_name);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1422 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1423 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1424
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1425 // 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	1426 char* buf = NEW_RESOURCE_ARRAY(char, buf_len + 64);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1427
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1428 // Print stack trace line in buffer
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1429 sprintf(buf, "\tat %s.%s", klass_name, method_name);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1430
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1431 if (!version_matches(method, version)) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1432 strcat(buf, "(Redefined)");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1433 } else {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1434 int line_number = get_line_number(method, bci);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1435 if (line_number == -2) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1436 strcat(buf, "(Native Method)");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1437 } else {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1438 if (source_file_name != NULL && (line_number != -1)) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1439 // Sourcename and linenumber
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1440 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	1441 } else if (source_file_name != NULL) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1442 // Just sourcename
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1443 sprintf(buf + (int)strlen(buf), "(%s)", source_file_name);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1444 } else {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1445 // Neither sourcename nor linenumber
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1446 sprintf(buf + (int)strlen(buf), "(Unknown Source)");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1447 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1448 nmethod* nm = method->code();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1449 if (WizardMode && nm != NULL) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1450 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	1451 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1452 }
0 a61af66fc99e Initial load duke parents: diff changeset	1453 }
a61af66fc99e Initial load duke parents: diff changeset	1454
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1455 return buf;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1456 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1457
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1458 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	1459 int method_id, int version, int bci) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1460 ResourceMark rm;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1461 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	1462 st->print_cr("%s", buf);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1463 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1464
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1465 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	1466 Handle mirror = method->method_holder()->java_mirror();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1467 int method_id = method->method_idnum();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1468 int version = method->constants()->version();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1469 print_stack_element(st, mirror, method_id, version, bci);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1470 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1471
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1472 const char* java_lang_Throwable::no_stack_trace_message() {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1473 return "\t<<no stack trace available>>";
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1474 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1475
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1476
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1477 // Currently used only for exceptions occurring during startup
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1478 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	1479 Thread *THREAD = Thread::current();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1480 Handle h_throwable(THREAD, throwable);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1481 while (h_throwable.not_null()) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1482 objArrayHandle result (THREAD, objArrayOop(backtrace(h_throwable())));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1483 if (result.is_null()) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1484 st->print_cr(no_stack_trace_message());
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1485 return;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1486 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1487
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1488 while (result.not_null()) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1489
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1490 // Get method id, bci, version and mirror from chunk
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1491 typeArrayHandle methods (THREAD, BacktraceBuilder::get_methods(result));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1492 typeArrayHandle bcis (THREAD, BacktraceBuilder::get_bcis(result));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1493 objArrayHandle mirrors (THREAD, BacktraceBuilder::get_mirrors(result));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1494
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1495 int length = methods()->length();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1496 for (int index = 0; index < length; index++) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1497 Handle mirror(THREAD, mirrors->obj_at(index));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1498 // NULL mirror means end of stack trace
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1499 if (mirror.is_null()) goto handle_cause;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1500 int method = methods->short_at(index);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1501 int version = version_at(bcis->int_at(index));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1502 int bci = bci_at(bcis->int_at(index));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1503 print_stack_element(st, mirror, method, version, bci);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1504 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1505 result = objArrayHandle(THREAD, objArrayOop(result->obj_at(trace_next_offset)));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1506 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1507 handle_cause:
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1508 {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1509 EXCEPTION_MARK;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1510 JavaValue cause(T_OBJECT);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1511 JavaCalls::call_virtual(&cause,
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1512 h_throwable,
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1513 KlassHandle(THREAD, h_throwable->klass()),
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1514 vmSymbols::getCause_name(),
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1515 vmSymbols::void_throwable_signature(),
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1516 THREAD);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1517 // 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	1518 if (HAS_PENDING_EXCEPTION) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1519 CLEAR_PENDING_EXCEPTION;
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1520 h_throwable = Handle();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1521 } else {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1522 h_throwable = Handle(THREAD, (oop) cause.get_jobject());
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1523 if (h_throwable.not_null()) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1524 st->print("Caused by: ");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1525 print(h_throwable, st);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1526 st->cr();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1527 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1528 }
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1529 }
0 a61af66fc99e Initial load duke parents: diff changeset	1530 }
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1531 }
0 a61af66fc99e Initial load duke parents: diff changeset	1532
3272 01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1533 void java_lang_Throwable::fill_in_stack_trace(Handle throwable, methodHandle method, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	1534 if (!StackTraceInThrowable) return;
a61af66fc99e Initial load duke parents: diff changeset	1535 ResourceMark rm(THREAD);
a61af66fc99e Initial load duke parents: diff changeset	1536
a61af66fc99e Initial load duke parents: diff changeset	1537 // Start out by clearing the backtrace for this object, in case the VM
a61af66fc99e Initial load duke parents: diff changeset	1538 // runs out of memory while allocating the stack trace
a61af66fc99e Initial load duke parents: diff changeset	1539 set_backtrace(throwable(), NULL);
a61af66fc99e Initial load duke parents: diff changeset	1540 if (JDK_Version::is_gte_jdk14x_version()) {
a61af66fc99e Initial load duke parents: diff changeset	1541 // New since 1.4, clear lazily constructed Java level stacktrace if
a61af66fc99e Initial load duke parents: diff changeset	1542 // refilling occurs
3820 0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1543 // This is unnecessary in 1.7+ but harmless
0 a61af66fc99e Initial load duke parents: diff changeset	1544 clear_stacktrace(throwable());
a61af66fc99e Initial load duke parents: diff changeset	1545 }
a61af66fc99e Initial load duke parents: diff changeset	1546
a61af66fc99e Initial load duke parents: diff changeset	1547 int max_depth = MaxJavaStackTraceDepth;
a61af66fc99e Initial load duke parents: diff changeset	1548 JavaThread* thread = (JavaThread*)THREAD;
a61af66fc99e Initial load duke parents: diff changeset	1549 BacktraceBuilder bt(CHECK);
a61af66fc99e Initial load duke parents: diff changeset	1550
3272 01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1551 // 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	1552 // with bci 0
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1553 if (!thread->has_last_Java_frame()) {
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1554 if (max_depth >= 1 && method() != NULL) {
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1555 bt.push(method(), 0, CHECK);
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1556 set_backtrace(throwable(), bt.backtrace());
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1557 }
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1558 return;
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1559 }
01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1560
0 a61af66fc99e Initial load duke parents: diff changeset	1561 // Instead of using vframe directly, this version of fill_in_stack_trace
a61af66fc99e Initial load duke parents: diff changeset	1562 // basically handles everything by hand. This significantly improved the
a61af66fc99e Initial load duke parents: diff changeset	1563 // speed of this method call up to 28.5% on Solaris sparc. 27.1% on Windows.
a61af66fc99e Initial load duke parents: diff changeset	1564 // See bug 6333838 for more details.
a61af66fc99e Initial load duke parents: diff changeset	1565 // The "ASSERT" here is to verify this method generates the exactly same stack
a61af66fc99e Initial load duke parents: diff changeset	1566 // trace as utilizing vframe.
a61af66fc99e Initial load duke parents: diff changeset	1567 #ifdef ASSERT
a61af66fc99e Initial load duke parents: diff changeset	1568 vframeStream st(thread);
a61af66fc99e Initial load duke parents: diff changeset	1569 methodHandle st_method(THREAD, st.method());
a61af66fc99e Initial load duke parents: diff changeset	1570 #endif
a61af66fc99e Initial load duke parents: diff changeset	1571 int total_count = 0;
a61af66fc99e Initial load duke parents: diff changeset	1572 RegisterMap map(thread, false);
a61af66fc99e Initial load duke parents: diff changeset	1573 int decode_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	1574 nmethod* nm = NULL;
a61af66fc99e Initial load duke parents: diff changeset	1575 bool skip_fillInStackTrace_check = false;
a61af66fc99e Initial load duke parents: diff changeset	1576 bool skip_throwableInit_check = false;
6267 977007096840 7187290: nightly failures after JSR 292 lazy method handle update twisti parents: 6266 diff changeset	1577 bool skip_hidden = !ShowHiddenFrames;
0 a61af66fc99e Initial load duke parents: diff changeset	1578
a61af66fc99e Initial load duke parents: diff changeset	1579 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	1580 Method* method = NULL;
0 a61af66fc99e Initial load duke parents: diff changeset	1581 int bci = 0;
a61af66fc99e Initial load duke parents: diff changeset	1582
a61af66fc99e Initial load duke parents: diff changeset	1583 // Compiled java method case.
a61af66fc99e Initial load duke parents: diff changeset	1584 if (decode_offset != 0) {
a61af66fc99e Initial load duke parents: diff changeset	1585 DebugInfoReadStream stream(nm, decode_offset);
a61af66fc99e Initial load duke parents: diff changeset	1586 decode_offset = stream.read_int();
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1587 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	1588 bci = stream.read_bci();
0 a61af66fc99e Initial load duke parents: diff changeset	1589 } else {
a61af66fc99e Initial load duke parents: diff changeset	1590 if (fr.is_first_frame()) break;
a61af66fc99e Initial load duke parents: diff changeset	1591 address pc = fr.pc();
a61af66fc99e Initial load duke parents: diff changeset	1592 if (fr.is_interpreted_frame()) {
a61af66fc99e Initial load duke parents: diff changeset	1593 intptr_t bcx = fr.interpreter_frame_bcx();
a61af66fc99e Initial load duke parents: diff changeset	1594 method = fr.interpreter_frame_method();
a61af66fc99e Initial load duke parents: diff changeset	1595 bci = fr.is_bci(bcx) ? bcx : method->bci_from((address)bcx);
a61af66fc99e Initial load duke parents: diff changeset	1596 fr = fr.sender(&map);
a61af66fc99e Initial load duke parents: diff changeset	1597 } else {
a61af66fc99e Initial load duke parents: diff changeset	1598 CodeBlob* cb = fr.cb();
a61af66fc99e Initial load duke parents: diff changeset	1599 // HMMM QQQ might be nice to have frame return nm as NULL if cb is non-NULL
a61af66fc99e Initial load duke parents: diff changeset	1600 // but non nmethod
a61af66fc99e Initial load duke parents: diff changeset	1601 fr = fr.sender(&map);
a61af66fc99e Initial load duke parents: diff changeset	1602 if (cb == NULL \|\| !cb->is_nmethod()) {
a61af66fc99e Initial load duke parents: diff changeset	1603 continue;
a61af66fc99e Initial load duke parents: diff changeset	1604 }
a61af66fc99e Initial load duke parents: diff changeset	1605 nm = (nmethod*)cb;
a61af66fc99e Initial load duke parents: diff changeset	1606 if (nm->method()->is_native()) {
a61af66fc99e Initial load duke parents: diff changeset	1607 method = nm->method();
a61af66fc99e Initial load duke parents: diff changeset	1608 bci = 0;
a61af66fc99e Initial load duke parents: diff changeset	1609 } else {
a61af66fc99e Initial load duke parents: diff changeset	1610 PcDesc* pd = nm->pc_desc_at(pc);
a61af66fc99e Initial load duke parents: diff changeset	1611 decode_offset = pd->scope_decode_offset();
a61af66fc99e Initial load duke parents: diff changeset	1612 // if decode_offset is not equal to 0, it will execute the
a61af66fc99e Initial load duke parents: diff changeset	1613 // "compiled java method case" at the beginning of the loop.
a61af66fc99e Initial load duke parents: diff changeset	1614 continue;
a61af66fc99e Initial load duke parents: diff changeset	1615 }
a61af66fc99e Initial load duke parents: diff changeset	1616 }
a61af66fc99e Initial load duke parents: diff changeset	1617 }
a61af66fc99e Initial load duke parents: diff changeset	1618 #ifdef ASSERT
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1619 assert(st_method() == method && st.bci() == bci,
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1620 "Wrong stack trace");
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1621 st.next();
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1622 // 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	1623 // of the Method* in case we GC.
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1624 if (!st.at_end()) {
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1625 st_method = st.method();
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1626 }
0 a61af66fc99e Initial load duke parents: diff changeset	1627 #endif
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1628
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1629 // the format of the stacktrace will be:
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1630 // - 1 or more fillInStackTrace frames for the exception class (skipped)
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1631 // - 0 or more <init> methods for the exception class (skipped)
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1632 // - rest of the stack
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1633
0 a61af66fc99e Initial load duke parents: diff changeset	1634 if (!skip_fillInStackTrace_check) {
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1635 if ((method->name() == vmSymbols::fillInStackTrace_name() \|\|
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1636 method->name() == vmSymbols::fillInStackTrace0_name()) &&
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1637 throwable->is_a(method->method_holder())) {
0 a61af66fc99e Initial load duke parents: diff changeset	1638 continue;
a61af66fc99e Initial load duke parents: diff changeset	1639 }
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1640 else {
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1641 skip_fillInStackTrace_check = true; // gone past them all
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1642 }
0 a61af66fc99e Initial load duke parents: diff changeset	1643 }
a61af66fc99e Initial load duke parents: diff changeset	1644 if (!skip_throwableInit_check) {
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1645 assert(skip_fillInStackTrace_check, "logic error in backtrace filtering");
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1646
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1647 // skip <init> methods of the exception class and superclasses
6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1648 // This is simlar to classic VM.
0 a61af66fc99e Initial load duke parents: diff changeset	1649 if (method->name() == vmSymbols::object_initializer_name() &&
a61af66fc99e Initial load duke parents: diff changeset	1650 throwable->is_a(method->method_holder())) {
a61af66fc99e Initial load duke parents: diff changeset	1651 continue;
a61af66fc99e Initial load duke parents: diff changeset	1652 } else {
2476 6a615eae2f34 7034585: Adjust fillInStackTrace filtering to assist 6998871 dholmes parents: 2379 diff changeset	1653 // there are none or we've seen them all - either way stop checking
0 a61af66fc99e Initial load duke parents: diff changeset	1654 skip_throwableInit_check = true;
a61af66fc99e Initial load duke parents: diff changeset	1655 }
a61af66fc99e Initial load duke parents: diff changeset	1656 }
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	1657 if (method->is_hidden()) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	1658 if (skip_hidden) continue;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	1659 }
0 a61af66fc99e Initial load duke parents: diff changeset	1660 bt.push(method, bci, CHECK);
a61af66fc99e Initial load duke parents: diff changeset	1661 total_count++;
a61af66fc99e Initial load duke parents: diff changeset	1662 }
a61af66fc99e Initial load duke parents: diff changeset	1663
a61af66fc99e Initial load duke parents: diff changeset	1664 // Put completed stack trace into throwable object
a61af66fc99e Initial load duke parents: diff changeset	1665 set_backtrace(throwable(), bt.backtrace());
a61af66fc99e Initial load duke parents: diff changeset	1666 }
a61af66fc99e Initial load duke parents: diff changeset	1667
3272 01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1668 void java_lang_Throwable::fill_in_stack_trace(Handle throwable, methodHandle method) {
0 a61af66fc99e Initial load duke parents: diff changeset	1669 // No-op if stack trace is disabled
a61af66fc99e Initial load duke parents: diff changeset	1670 if (!StackTraceInThrowable) {
a61af66fc99e Initial load duke parents: diff changeset	1671 return;
a61af66fc99e Initial load duke parents: diff changeset	1672 }
a61af66fc99e Initial load duke parents: diff changeset	1673
a61af66fc99e Initial load duke parents: diff changeset	1674 // Disable stack traces for some preallocated out of memory errors
a61af66fc99e Initial load duke parents: diff changeset	1675 if (!Universe::should_fill_in_stack_trace(throwable)) {
a61af66fc99e Initial load duke parents: diff changeset	1676 return;
a61af66fc99e Initial load duke parents: diff changeset	1677 }
a61af66fc99e Initial load duke parents: diff changeset	1678
a61af66fc99e Initial load duke parents: diff changeset	1679 PRESERVE_EXCEPTION_MARK;
a61af66fc99e Initial load duke parents: diff changeset	1680
a61af66fc99e Initial load duke parents: diff changeset	1681 JavaThread* thread = JavaThread::active();
3272 01147d8aac1d 7009923: JSR 292: VM crash in JavaThread::last_frame coleenp parents: 2477 diff changeset	1682 fill_in_stack_trace(throwable, method, thread);
0 a61af66fc99e Initial load duke parents: diff changeset	1683 // ignore exceptions thrown during stack trace filling
a61af66fc99e Initial load duke parents: diff changeset	1684 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load duke parents: diff changeset	1685 }
a61af66fc99e Initial load duke parents: diff changeset	1686
a61af66fc99e Initial load duke parents: diff changeset	1687 void java_lang_Throwable::allocate_backtrace(Handle throwable, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	1688 // Allocate stack trace - backtrace is created but not filled in
a61af66fc99e Initial load duke parents: diff changeset	1689
a61af66fc99e Initial load duke parents: diff changeset	1690 // No-op if stack trace is disabled
a61af66fc99e Initial load duke parents: diff changeset	1691 if (!StackTraceInThrowable) return;
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1692 BacktraceBuilder bt(CHECK); // creates a backtrace
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1693 set_backtrace(throwable(), bt.backtrace());
0 a61af66fc99e Initial load duke parents: diff changeset	1694 }
a61af66fc99e Initial load duke parents: diff changeset	1695
a61af66fc99e Initial load duke parents: diff changeset	1696
a61af66fc99e Initial load duke parents: diff changeset	1697 void java_lang_Throwable::fill_in_stack_trace_of_preallocated_backtrace(Handle throwable) {
a61af66fc99e Initial load duke parents: diff changeset	1698 // Fill in stack trace into preallocated backtrace (no GC)
a61af66fc99e Initial load duke parents: diff changeset	1699
a61af66fc99e Initial load duke parents: diff changeset	1700 // No-op if stack trace is disabled
a61af66fc99e Initial load duke parents: diff changeset	1701 if (!StackTraceInThrowable) return;
a61af66fc99e Initial load duke parents: diff changeset	1702
1142 4ce7240d622c 6914300: ciEnv should export all well known classes never parents: 1133 diff changeset	1703 assert(throwable->is_a(SystemDictionary::Throwable_klass()), "sanity check");
0 a61af66fc99e Initial load duke parents: diff changeset	1704
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1705 JavaThread* THREAD = JavaThread::current();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1706
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1707 objArrayHandle backtrace (THREAD, (objArrayOop)java_lang_Throwable::backtrace(throwable()));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1708 assert(backtrace.not_null(), "backtrace should have been preallocated");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1709
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1710 ResourceMark rm(THREAD);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1711 vframeStream st(THREAD);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1712
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1713 BacktraceBuilder bt(backtrace);
0 a61af66fc99e Initial load duke parents: diff changeset	1714
a61af66fc99e Initial load duke parents: diff changeset	1715 // Unlike fill_in_stack_trace we do not skip fillInStackTrace or throwable init
a61af66fc99e Initial load duke parents: diff changeset	1716 // methods as preallocated errors aren't created by "java" code.
a61af66fc99e Initial load duke parents: diff changeset	1717
a61af66fc99e Initial load duke parents: diff changeset	1718 // fill in as much stack trace as possible
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1719 typeArrayOop methods = BacktraceBuilder::get_methods(backtrace);
0 a61af66fc99e Initial load duke parents: diff changeset	1720 int max_chunks = MIN2(methods->length(), (int)MaxJavaStackTraceDepth);
a61af66fc99e Initial load duke parents: diff changeset	1721 int chunk_count = 0;
a61af66fc99e Initial load duke parents: diff changeset	1722
a61af66fc99e Initial load duke parents: diff changeset	1723 for (;!st.at_end(); st.next()) {
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1724 bt.push(st.method(), st.bci(), CHECK);
0 a61af66fc99e Initial load duke parents: diff changeset	1725 chunk_count++;
a61af66fc99e Initial load duke parents: diff changeset	1726
a61af66fc99e Initial load duke parents: diff changeset	1727 // Bail-out for deep stacks
a61af66fc99e Initial load duke parents: diff changeset	1728 if (chunk_count >= max_chunks) break;
a61af66fc99e Initial load duke parents: diff changeset	1729 }
3820 0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1730
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1731 // 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	1732 // 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	1733 // 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	1734 if (JDK_Version::is_gte_jdk17x_version()) {
0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	1735 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	1736 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	1737 }
0 a61af66fc99e Initial load duke parents: diff changeset	1738 }
a61af66fc99e Initial load duke parents: diff changeset	1739
a61af66fc99e Initial load duke parents: diff changeset	1740
a61af66fc99e Initial load duke parents: diff changeset	1741 int java_lang_Throwable::get_stack_trace_depth(oop throwable, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	1742 if (throwable == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1743 THROW_0(vmSymbols::java_lang_NullPointerException());
a61af66fc99e Initial load duke parents: diff changeset	1744 }
a61af66fc99e Initial load duke parents: diff changeset	1745 objArrayOop chunk = objArrayOop(backtrace(throwable));
a61af66fc99e Initial load duke parents: diff changeset	1746 int depth = 0;
a61af66fc99e Initial load duke parents: diff changeset	1747 if (chunk != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1748 // Iterate over chunks and count full ones
a61af66fc99e Initial load duke parents: diff changeset	1749 while (true) {
a61af66fc99e Initial load duke parents: diff changeset	1750 objArrayOop next = objArrayOop(chunk->obj_at(trace_next_offset));
a61af66fc99e Initial load duke parents: diff changeset	1751 if (next == NULL) break;
a61af66fc99e Initial load duke parents: diff changeset	1752 depth += trace_chunk_size;
a61af66fc99e Initial load duke parents: diff changeset	1753 chunk = next;
a61af66fc99e Initial load duke parents: diff changeset	1754 }
a61af66fc99e Initial load duke parents: diff changeset	1755 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	1756 // Count element in remaining partial chunk. NULL value for mirror
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1757 // 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	1758 objArrayOop mirrors = BacktraceBuilder::get_mirrors(chunk);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1759 assert(mirrors != NULL, "sanity check");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1760 for (int i = 0; i < mirrors->length(); i++) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1761 if (mirrors->obj_at(i) == NULL) break;
0 a61af66fc99e Initial load duke parents: diff changeset	1762 depth++;
a61af66fc99e Initial load duke parents: diff changeset	1763 }
a61af66fc99e Initial load duke parents: diff changeset	1764 }
a61af66fc99e Initial load duke parents: diff changeset	1765 return depth;
a61af66fc99e Initial load duke parents: diff changeset	1766 }
a61af66fc99e Initial load duke parents: diff changeset	1767
a61af66fc99e Initial load duke parents: diff changeset	1768
a61af66fc99e Initial load duke parents: diff changeset	1769 oop java_lang_Throwable::get_stack_trace_element(oop throwable, int index, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	1770 if (throwable == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1771 THROW_0(vmSymbols::java_lang_NullPointerException());
a61af66fc99e Initial load duke parents: diff changeset	1772 }
a61af66fc99e Initial load duke parents: diff changeset	1773 if (index < 0) {
a61af66fc99e Initial load duke parents: diff changeset	1774 THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL);
a61af66fc99e Initial load duke parents: diff changeset	1775 }
a61af66fc99e Initial load duke parents: diff changeset	1776 // Compute how many chunks to skip and index into actual chunk
a61af66fc99e Initial load duke parents: diff changeset	1777 objArrayOop chunk = objArrayOop(backtrace(throwable));
a61af66fc99e Initial load duke parents: diff changeset	1778 int skip_chunks = index / trace_chunk_size;
a61af66fc99e Initial load duke parents: diff changeset	1779 int chunk_index = index % trace_chunk_size;
a61af66fc99e Initial load duke parents: diff changeset	1780 while (chunk != NULL && skip_chunks > 0) {
a61af66fc99e Initial load duke parents: diff changeset	1781 chunk = objArrayOop(chunk->obj_at(trace_next_offset));
a61af66fc99e Initial load duke parents: diff changeset	1782 skip_chunks--;
a61af66fc99e Initial load duke parents: diff changeset	1783 }
a61af66fc99e Initial load duke parents: diff changeset	1784 if (chunk == NULL) {
a61af66fc99e Initial load duke parents: diff changeset	1785 THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL);
a61af66fc99e Initial load duke parents: diff changeset	1786 }
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1787 // Get method id, bci, version and mirror from chunk
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1788 typeArrayOop methods = BacktraceBuilder::get_methods(chunk);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1789 typeArrayOop bcis = BacktraceBuilder::get_bcis(chunk);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1790 objArrayOop mirrors = BacktraceBuilder::get_mirrors(chunk);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1791
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1792 assert(methods != NULL && bcis != NULL && mirrors != NULL, "sanity check");
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1793
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1794 int method = methods->short_at(chunk_index);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1795 int version = version_at(bcis->int_at(chunk_index));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1796 int bci = bci_at(bcis->int_at(chunk_index));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1797 Handle mirror(THREAD, mirrors->obj_at(chunk_index));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1798
0 a61af66fc99e Initial load duke parents: diff changeset	1799 // Chunk can be partial full
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1800 if (mirror.is_null()) {
0 a61af66fc99e Initial load duke parents: diff changeset	1801 THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL);
a61af66fc99e Initial load duke parents: diff changeset	1802 }
a61af66fc99e Initial load duke parents: diff changeset	1803
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1804 oop element = java_lang_StackTraceElement::create(mirror, method, version, bci, CHECK_0);
0 a61af66fc99e Initial load duke parents: diff changeset	1805 return element;
a61af66fc99e Initial load duke parents: diff changeset	1806 }
a61af66fc99e Initial load duke parents: diff changeset	1807
12810 07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1808 oop java_lang_StackTraceElement::create(Handle mirror, int method_id,
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1809 int version, int bci, TRAPS) {
0 a61af66fc99e Initial load duke parents: diff changeset	1810 // Allocate java.lang.StackTraceElement instance
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1811 Klass* k = SystemDictionary::StackTraceElement_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	1812 assert(k != NULL, "must be loaded in 1.4+");
0 a61af66fc99e Initial load duke parents: diff changeset	1813 instanceKlassHandle ik (THREAD, k);
a61af66fc99e Initial load duke parents: diff changeset	1814 if (ik->should_be_initialized()) {
a61af66fc99e Initial load duke parents: diff changeset	1815 ik->initialize(CHECK_0);
a61af66fc99e Initial load duke parents: diff changeset	1816 }
a61af66fc99e Initial load duke parents: diff changeset	1817
a61af66fc99e Initial load duke parents: diff changeset	1818 Handle element = ik->allocate_instance_handle(CHECK_0);
a61af66fc99e Initial load duke parents: diff changeset	1819 // Fill in class name
a61af66fc99e Initial load duke parents: diff changeset	1820 ResourceMark rm(THREAD);
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1821 InstanceKlass* holder = InstanceKlass::cast(java_lang_Class::as_Klass(mirror()));
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1822 const char* str = holder->external_name();
0 a61af66fc99e Initial load duke parents: diff changeset	1823 oop classname = StringTable::intern((char*) str, CHECK_0);
a61af66fc99e Initial load duke parents: diff changeset	1824 java_lang_StackTraceElement::set_declaringClass(element(), classname);
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1825
12810 07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1826 Method* method = holder->method_with_idnum(method_id);
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1827 // Method on stack may be obsolete because it was redefined so cannot be
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1828 // found by idnum.
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1829 if (method == NULL) {
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1830 // leave name and fileName null
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1831 java_lang_StackTraceElement::set_lineNumber(element(), -1);
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1832 return element();
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1833 }
07f8c2a453f8 8025238: nsk/jvmti/scenarios/bcinstr/BI04/bi04t002 crashed with SIGSEGV coleenp parents: 12275 diff changeset	1834
0 a61af66fc99e Initial load duke parents: diff changeset	1835 // Fill in method name
a61af66fc99e Initial load duke parents: diff changeset	1836 oop methodname = StringTable::intern(method->name(), CHECK_0);
a61af66fc99e Initial load duke parents: diff changeset	1837 java_lang_StackTraceElement::set_methodName(element(), methodname);
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1838
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1839 if (!version_matches(method, version)) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1840 // 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	1841 java_lang_StackTraceElement::set_fileName(element(), NULL);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1842 java_lang_StackTraceElement::set_lineNumber(element(), -1);
0 a61af66fc99e Initial load duke parents: diff changeset	1843 } else {
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1844 // Fill in source file name and line number.
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1845 Symbol* source = holder->source_file_name();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1846 if (ShowHiddenFrames && source == NULL)
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1847 source = vmSymbols::unknown_class_name();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1848 oop filename = StringTable::intern(source, CHECK_0);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1849 java_lang_StackTraceElement::set_fileName(element(), filename);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1850
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1851 int line_number = get_line_number(method, bci);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1852 java_lang_StackTraceElement::set_lineNumber(element(), line_number);
0 a61af66fc99e Initial load duke parents: diff changeset	1853 }
a61af66fc99e Initial load duke parents: diff changeset	1854 return element();
a61af66fc99e Initial load duke parents: diff changeset	1855 }
a61af66fc99e Initial load duke parents: diff changeset	1856
7624 b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1857 oop java_lang_StackTraceElement::create(methodHandle method, int bci, TRAPS) {
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1858 Handle mirror (THREAD, method->method_holder()->java_mirror());
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1859 int method_id = method->method_idnum();
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1860 return create(mirror, method_id, method->constants()->version(), bci, THREAD);
b14da2e6f2dc 7174978: NPG: Fix bactrace builder for class redefinition coleenp parents: 7462 diff changeset	1861 }
0 a61af66fc99e Initial load duke parents: diff changeset	1862
a61af66fc99e Initial load duke parents: diff changeset	1863 void java_lang_reflect_AccessibleObject::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1864 Klass* k = SystemDictionary::reflect_AccessibleObject_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	1865 compute_offset(override_offset, k, vmSymbols::override_name(), vmSymbols::bool_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	1866 }
a61af66fc99e Initial load duke parents: diff changeset	1867
a61af66fc99e Initial load duke parents: diff changeset	1868 jboolean java_lang_reflect_AccessibleObject::override(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	1869 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1870 return (jboolean) reflect->bool_field(override_offset);
a61af66fc99e Initial load duke parents: diff changeset	1871 }
a61af66fc99e Initial load duke parents: diff changeset	1872
a61af66fc99e Initial load duke parents: diff changeset	1873 void java_lang_reflect_AccessibleObject::set_override(oop reflect, jboolean value) {
a61af66fc99e Initial load duke parents: diff changeset	1874 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1875 reflect->bool_field_put(override_offset, (int) value);
a61af66fc99e Initial load duke parents: diff changeset	1876 }
a61af66fc99e Initial load duke parents: diff changeset	1877
a61af66fc99e Initial load duke parents: diff changeset	1878 void java_lang_reflect_Method::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1879 Klass* k = SystemDictionary::reflect_Method_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	1880 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	1881 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	1882 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	1883 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	1884 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	1885 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	1886 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	1887 // The generic signature and annotations fields are only present in 1.5
a61af66fc99e Initial load duke parents: diff changeset	1888 signature_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	1889 annotations_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	1890 parameter_annotations_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	1891 annotation_default_offset = -1;
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	1892 type_annotations_offset = -1;
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	1893 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	1894 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	1895 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	1896 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	1897 compute_optional_offset(type_annotations_offset, k, vmSymbols::type_annotations_name(), vmSymbols::byte_array_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	1898 }
a61af66fc99e Initial load duke parents: diff changeset	1899
a61af66fc99e Initial load duke parents: diff changeset	1900 Handle java_lang_reflect_Method::create(TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	1901 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	1902 Klass* klass = SystemDictionary::reflect_Method_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	1903 // This class is eagerly initialized during VM initialization, since we keep a refence
a61af66fc99e Initial load duke parents: diff changeset	1904 // to one of the methods
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	1905 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	1906 return InstanceKlass::cast(klass)->allocate_instance_handle(CHECK_NH);
0 a61af66fc99e Initial load duke parents: diff changeset	1907 }
a61af66fc99e Initial load duke parents: diff changeset	1908
a61af66fc99e Initial load duke parents: diff changeset	1909 oop java_lang_reflect_Method::clazz(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	1910 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1911 return reflect->obj_field(clazz_offset);
a61af66fc99e Initial load duke parents: diff changeset	1912 }
a61af66fc99e Initial load duke parents: diff changeset	1913
a61af66fc99e Initial load duke parents: diff changeset	1914 void java_lang_reflect_Method::set_clazz(oop reflect, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1915 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1916 reflect->obj_field_put(clazz_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1917 }
a61af66fc99e Initial load duke parents: diff changeset	1918
a61af66fc99e Initial load duke parents: diff changeset	1919 int java_lang_reflect_Method::slot(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	1920 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1921 return reflect->int_field(slot_offset);
a61af66fc99e Initial load duke parents: diff changeset	1922 }
a61af66fc99e Initial load duke parents: diff changeset	1923
a61af66fc99e Initial load duke parents: diff changeset	1924 void java_lang_reflect_Method::set_slot(oop reflect, int value) {
a61af66fc99e Initial load duke parents: diff changeset	1925 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1926 reflect->int_field_put(slot_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1927 }
a61af66fc99e Initial load duke parents: diff changeset	1928
a61af66fc99e Initial load duke parents: diff changeset	1929 oop java_lang_reflect_Method::name(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	1930 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1931 return method->obj_field(name_offset);
a61af66fc99e Initial load duke parents: diff changeset	1932 }
a61af66fc99e Initial load duke parents: diff changeset	1933
a61af66fc99e Initial load duke parents: diff changeset	1934 void java_lang_reflect_Method::set_name(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1935 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1936 method->obj_field_put(name_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1937 }
a61af66fc99e Initial load duke parents: diff changeset	1938
a61af66fc99e Initial load duke parents: diff changeset	1939 oop java_lang_reflect_Method::return_type(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	1940 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1941 return method->obj_field(returnType_offset);
a61af66fc99e Initial load duke parents: diff changeset	1942 }
a61af66fc99e Initial load duke parents: diff changeset	1943
a61af66fc99e Initial load duke parents: diff changeset	1944 void java_lang_reflect_Method::set_return_type(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1945 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1946 method->obj_field_put(returnType_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1947 }
a61af66fc99e Initial load duke parents: diff changeset	1948
a61af66fc99e Initial load duke parents: diff changeset	1949 oop java_lang_reflect_Method::parameter_types(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	1950 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1951 return method->obj_field(parameterTypes_offset);
a61af66fc99e Initial load duke parents: diff changeset	1952 }
a61af66fc99e Initial load duke parents: diff changeset	1953
a61af66fc99e Initial load duke parents: diff changeset	1954 void java_lang_reflect_Method::set_parameter_types(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1955 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1956 method->obj_field_put(parameterTypes_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1957 }
a61af66fc99e Initial load duke parents: diff changeset	1958
a61af66fc99e Initial load duke parents: diff changeset	1959 oop java_lang_reflect_Method::exception_types(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	1960 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1961 return method->obj_field(exceptionTypes_offset);
a61af66fc99e Initial load duke parents: diff changeset	1962 }
a61af66fc99e Initial load duke parents: diff changeset	1963
a61af66fc99e Initial load duke parents: diff changeset	1964 void java_lang_reflect_Method::set_exception_types(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1965 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1966 method->obj_field_put(exceptionTypes_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1967 }
a61af66fc99e Initial load duke parents: diff changeset	1968
a61af66fc99e Initial load duke parents: diff changeset	1969 int java_lang_reflect_Method::modifiers(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	1970 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1971 return method->int_field(modifiers_offset);
a61af66fc99e Initial load duke parents: diff changeset	1972 }
a61af66fc99e Initial load duke parents: diff changeset	1973
a61af66fc99e Initial load duke parents: diff changeset	1974 void java_lang_reflect_Method::set_modifiers(oop method, int value) {
a61af66fc99e Initial load duke parents: diff changeset	1975 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1976 method->int_field_put(modifiers_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1977 }
a61af66fc99e Initial load duke parents: diff changeset	1978
a61af66fc99e Initial load duke parents: diff changeset	1979 bool java_lang_reflect_Method::has_signature_field() {
a61af66fc99e Initial load duke parents: diff changeset	1980 return (signature_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	1981 }
a61af66fc99e Initial load duke parents: diff changeset	1982
a61af66fc99e Initial load duke parents: diff changeset	1983 oop java_lang_reflect_Method::signature(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	1984 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1985 assert(has_signature_field(), "signature field must be present");
a61af66fc99e Initial load duke parents: diff changeset	1986 return method->obj_field(signature_offset);
a61af66fc99e Initial load duke parents: diff changeset	1987 }
a61af66fc99e Initial load duke parents: diff changeset	1988
a61af66fc99e Initial load duke parents: diff changeset	1989 void java_lang_reflect_Method::set_signature(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	1990 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	1991 assert(has_signature_field(), "signature field must be present");
a61af66fc99e Initial load duke parents: diff changeset	1992 method->obj_field_put(signature_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	1993 }
a61af66fc99e Initial load duke parents: diff changeset	1994
a61af66fc99e Initial load duke parents: diff changeset	1995 bool java_lang_reflect_Method::has_annotations_field() {
a61af66fc99e Initial load duke parents: diff changeset	1996 return (annotations_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	1997 }
a61af66fc99e Initial load duke parents: diff changeset	1998
a61af66fc99e Initial load duke parents: diff changeset	1999 oop java_lang_reflect_Method::annotations(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	2000 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2001 assert(has_annotations_field(), "annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2002 return method->obj_field(annotations_offset);
a61af66fc99e Initial load duke parents: diff changeset	2003 }
a61af66fc99e Initial load duke parents: diff changeset	2004
a61af66fc99e Initial load duke parents: diff changeset	2005 void java_lang_reflect_Method::set_annotations(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2006 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2007 assert(has_annotations_field(), "annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2008 method->obj_field_put(annotations_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2009 }
a61af66fc99e Initial load duke parents: diff changeset	2010
a61af66fc99e Initial load duke parents: diff changeset	2011 bool java_lang_reflect_Method::has_parameter_annotations_field() {
a61af66fc99e Initial load duke parents: diff changeset	2012 return (parameter_annotations_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2013 }
a61af66fc99e Initial load duke parents: diff changeset	2014
a61af66fc99e Initial load duke parents: diff changeset	2015 oop java_lang_reflect_Method::parameter_annotations(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	2016 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2017 assert(has_parameter_annotations_field(), "parameter annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2018 return method->obj_field(parameter_annotations_offset);
a61af66fc99e Initial load duke parents: diff changeset	2019 }
a61af66fc99e Initial load duke parents: diff changeset	2020
a61af66fc99e Initial load duke parents: diff changeset	2021 void java_lang_reflect_Method::set_parameter_annotations(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2022 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2023 assert(has_parameter_annotations_field(), "parameter annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2024 method->obj_field_put(parameter_annotations_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2025 }
a61af66fc99e Initial load duke parents: diff changeset	2026
a61af66fc99e Initial load duke parents: diff changeset	2027 bool java_lang_reflect_Method::has_annotation_default_field() {
a61af66fc99e Initial load duke parents: diff changeset	2028 return (annotation_default_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2029 }
a61af66fc99e Initial load duke parents: diff changeset	2030
a61af66fc99e Initial load duke parents: diff changeset	2031 oop java_lang_reflect_Method::annotation_default(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	2032 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2033 assert(has_annotation_default_field(), "annotation default field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2034 return method->obj_field(annotation_default_offset);
a61af66fc99e Initial load duke parents: diff changeset	2035 }
a61af66fc99e Initial load duke parents: diff changeset	2036
a61af66fc99e Initial load duke parents: diff changeset	2037 void java_lang_reflect_Method::set_annotation_default(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2038 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2039 assert(has_annotation_default_field(), "annotation default field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2040 method->obj_field_put(annotation_default_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2041 }
a61af66fc99e Initial load duke parents: diff changeset	2042
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2043 bool java_lang_reflect_Method::has_type_annotations_field() {
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2044 return (type_annotations_offset >= 0);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2045 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2046
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2047 oop java_lang_reflect_Method::type_annotations(oop method) {
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2048 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	2049 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	2050 return method->obj_field(type_annotations_offset);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2051 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2052
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2053 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	2054 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	2055 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	2056 method->obj_field_put(type_annotations_offset, value);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2057 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2058
0 a61af66fc99e Initial load duke parents: diff changeset	2059 void java_lang_reflect_Constructor::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2060 Klass* k = SystemDictionary::reflect_Constructor_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2061 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	2062 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	2063 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	2064 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	2065 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	2066 // The generic signature and annotations fields are only present in 1.5
a61af66fc99e Initial load duke parents: diff changeset	2067 signature_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	2068 annotations_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	2069 parameter_annotations_offset = -1;
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2070 type_annotations_offset = -1;
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2071 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	2072 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	2073 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	2074 compute_optional_offset(type_annotations_offset, k, vmSymbols::type_annotations_name(), vmSymbols::byte_array_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	2075 }
a61af66fc99e Initial load duke parents: diff changeset	2076
a61af66fc99e Initial load duke parents: diff changeset	2077 Handle java_lang_reflect_Constructor::create(TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	2078 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	2079 Symbol* name = vmSymbols::java_lang_reflect_Constructor();
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2080 Klass* k = SystemDictionary::resolve_or_fail(name, true, CHECK_NH);
0 a61af66fc99e Initial load duke parents: diff changeset	2081 instanceKlassHandle klass (THREAD, k);
a61af66fc99e Initial load duke parents: diff changeset	2082 // Ensure it is initialized
a61af66fc99e Initial load duke parents: diff changeset	2083 klass->initialize(CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	2084 return klass->allocate_instance_handle(CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	2085 }
a61af66fc99e Initial load duke parents: diff changeset	2086
a61af66fc99e Initial load duke parents: diff changeset	2087 oop java_lang_reflect_Constructor::clazz(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	2088 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2089 return reflect->obj_field(clazz_offset);
a61af66fc99e Initial load duke parents: diff changeset	2090 }
a61af66fc99e Initial load duke parents: diff changeset	2091
a61af66fc99e Initial load duke parents: diff changeset	2092 void java_lang_reflect_Constructor::set_clazz(oop reflect, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2093 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2094 reflect->obj_field_put(clazz_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2095 }
a61af66fc99e Initial load duke parents: diff changeset	2096
a61af66fc99e Initial load duke parents: diff changeset	2097 oop java_lang_reflect_Constructor::parameter_types(oop constructor) {
a61af66fc99e Initial load duke parents: diff changeset	2098 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2099 return constructor->obj_field(parameterTypes_offset);
a61af66fc99e Initial load duke parents: diff changeset	2100 }
a61af66fc99e Initial load duke parents: diff changeset	2101
a61af66fc99e Initial load duke parents: diff changeset	2102 void java_lang_reflect_Constructor::set_parameter_types(oop constructor, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2103 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2104 constructor->obj_field_put(parameterTypes_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2105 }
a61af66fc99e Initial load duke parents: diff changeset	2106
a61af66fc99e Initial load duke parents: diff changeset	2107 oop java_lang_reflect_Constructor::exception_types(oop constructor) {
a61af66fc99e Initial load duke parents: diff changeset	2108 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2109 return constructor->obj_field(exceptionTypes_offset);
a61af66fc99e Initial load duke parents: diff changeset	2110 }
a61af66fc99e Initial load duke parents: diff changeset	2111
a61af66fc99e Initial load duke parents: diff changeset	2112 void java_lang_reflect_Constructor::set_exception_types(oop constructor, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2113 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2114 constructor->obj_field_put(exceptionTypes_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2115 }
a61af66fc99e Initial load duke parents: diff changeset	2116
a61af66fc99e Initial load duke parents: diff changeset	2117 int java_lang_reflect_Constructor::slot(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	2118 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2119 return reflect->int_field(slot_offset);
a61af66fc99e Initial load duke parents: diff changeset	2120 }
a61af66fc99e Initial load duke parents: diff changeset	2121
a61af66fc99e Initial load duke parents: diff changeset	2122 void java_lang_reflect_Constructor::set_slot(oop reflect, int value) {
a61af66fc99e Initial load duke parents: diff changeset	2123 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2124 reflect->int_field_put(slot_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2125 }
a61af66fc99e Initial load duke parents: diff changeset	2126
a61af66fc99e Initial load duke parents: diff changeset	2127 int java_lang_reflect_Constructor::modifiers(oop constructor) {
a61af66fc99e Initial load duke parents: diff changeset	2128 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2129 return constructor->int_field(modifiers_offset);
a61af66fc99e Initial load duke parents: diff changeset	2130 }
a61af66fc99e Initial load duke parents: diff changeset	2131
a61af66fc99e Initial load duke parents: diff changeset	2132 void java_lang_reflect_Constructor::set_modifiers(oop constructor, int value) {
a61af66fc99e Initial load duke parents: diff changeset	2133 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2134 constructor->int_field_put(modifiers_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2135 }
a61af66fc99e Initial load duke parents: diff changeset	2136
a61af66fc99e Initial load duke parents: diff changeset	2137 bool java_lang_reflect_Constructor::has_signature_field() {
a61af66fc99e Initial load duke parents: diff changeset	2138 return (signature_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2139 }
a61af66fc99e Initial load duke parents: diff changeset	2140
a61af66fc99e Initial load duke parents: diff changeset	2141 oop java_lang_reflect_Constructor::signature(oop constructor) {
a61af66fc99e Initial load duke parents: diff changeset	2142 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2143 assert(has_signature_field(), "signature field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2144 return constructor->obj_field(signature_offset);
a61af66fc99e Initial load duke parents: diff changeset	2145 }
a61af66fc99e Initial load duke parents: diff changeset	2146
a61af66fc99e Initial load duke parents: diff changeset	2147 void java_lang_reflect_Constructor::set_signature(oop constructor, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2148 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2149 assert(has_signature_field(), "signature field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2150 constructor->obj_field_put(signature_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2151 }
a61af66fc99e Initial load duke parents: diff changeset	2152
a61af66fc99e Initial load duke parents: diff changeset	2153 bool java_lang_reflect_Constructor::has_annotations_field() {
a61af66fc99e Initial load duke parents: diff changeset	2154 return (annotations_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2155 }
a61af66fc99e Initial load duke parents: diff changeset	2156
a61af66fc99e Initial load duke parents: diff changeset	2157 oop java_lang_reflect_Constructor::annotations(oop constructor) {
a61af66fc99e Initial load duke parents: diff changeset	2158 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2159 assert(has_annotations_field(), "annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2160 return constructor->obj_field(annotations_offset);
a61af66fc99e Initial load duke parents: diff changeset	2161 }
a61af66fc99e Initial load duke parents: diff changeset	2162
a61af66fc99e Initial load duke parents: diff changeset	2163 void java_lang_reflect_Constructor::set_annotations(oop constructor, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2164 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2165 assert(has_annotations_field(), "annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2166 constructor->obj_field_put(annotations_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2167 }
a61af66fc99e Initial load duke parents: diff changeset	2168
a61af66fc99e Initial load duke parents: diff changeset	2169 bool java_lang_reflect_Constructor::has_parameter_annotations_field() {
a61af66fc99e Initial load duke parents: diff changeset	2170 return (parameter_annotations_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2171 }
a61af66fc99e Initial load duke parents: diff changeset	2172
a61af66fc99e Initial load duke parents: diff changeset	2173 oop java_lang_reflect_Constructor::parameter_annotations(oop method) {
a61af66fc99e Initial load duke parents: diff changeset	2174 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2175 assert(has_parameter_annotations_field(), "parameter annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2176 return method->obj_field(parameter_annotations_offset);
a61af66fc99e Initial load duke parents: diff changeset	2177 }
a61af66fc99e Initial load duke parents: diff changeset	2178
a61af66fc99e Initial load duke parents: diff changeset	2179 void java_lang_reflect_Constructor::set_parameter_annotations(oop method, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2180 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2181 assert(has_parameter_annotations_field(), "parameter annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2182 method->obj_field_put(parameter_annotations_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2183 }
a61af66fc99e Initial load duke parents: diff changeset	2184
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2185 bool java_lang_reflect_Constructor::has_type_annotations_field() {
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2186 return (type_annotations_offset >= 0);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2187 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2188
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2189 oop java_lang_reflect_Constructor::type_annotations(oop constructor) {
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2190 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	2191 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	2192 return constructor->obj_field(type_annotations_offset);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2193 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2194
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2195 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	2196 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	2197 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	2198 constructor->obj_field_put(type_annotations_offset, value);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2199 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2200
0 a61af66fc99e Initial load duke parents: diff changeset	2201 void java_lang_reflect_Field::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2202 Klass* k = SystemDictionary::reflect_Field_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2203 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	2204 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	2205 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	2206 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	2207 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	2208 // The generic signature and annotations fields are only present in 1.5
a61af66fc99e Initial load duke parents: diff changeset	2209 signature_offset = -1;
a61af66fc99e Initial load duke parents: diff changeset	2210 annotations_offset = -1;
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2211 type_annotations_offset = -1;
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2212 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	2213 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	2214 compute_optional_offset(type_annotations_offset, k, vmSymbols::type_annotations_name(), vmSymbols::byte_array_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	2215 }
a61af66fc99e Initial load duke parents: diff changeset	2216
a61af66fc99e Initial load duke parents: diff changeset	2217 Handle java_lang_reflect_Field::create(TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	2218 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	2219 Symbol* name = vmSymbols::java_lang_reflect_Field();
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2220 Klass* k = SystemDictionary::resolve_or_fail(name, true, CHECK_NH);
0 a61af66fc99e Initial load duke parents: diff changeset	2221 instanceKlassHandle klass (THREAD, k);
a61af66fc99e Initial load duke parents: diff changeset	2222 // Ensure it is initialized
a61af66fc99e Initial load duke parents: diff changeset	2223 klass->initialize(CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	2224 return klass->allocate_instance_handle(CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	2225 }
a61af66fc99e Initial load duke parents: diff changeset	2226
a61af66fc99e Initial load duke parents: diff changeset	2227 oop java_lang_reflect_Field::clazz(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	2228 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2229 return reflect->obj_field(clazz_offset);
a61af66fc99e Initial load duke parents: diff changeset	2230 }
a61af66fc99e Initial load duke parents: diff changeset	2231
a61af66fc99e Initial load duke parents: diff changeset	2232 void java_lang_reflect_Field::set_clazz(oop reflect, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2233 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2234 reflect->obj_field_put(clazz_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2235 }
a61af66fc99e Initial load duke parents: diff changeset	2236
a61af66fc99e Initial load duke parents: diff changeset	2237 oop java_lang_reflect_Field::name(oop field) {
a61af66fc99e Initial load duke parents: diff changeset	2238 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2239 return field->obj_field(name_offset);
a61af66fc99e Initial load duke parents: diff changeset	2240 }
a61af66fc99e Initial load duke parents: diff changeset	2241
a61af66fc99e Initial load duke parents: diff changeset	2242 void java_lang_reflect_Field::set_name(oop field, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2243 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2244 field->obj_field_put(name_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2245 }
a61af66fc99e Initial load duke parents: diff changeset	2246
a61af66fc99e Initial load duke parents: diff changeset	2247 oop java_lang_reflect_Field::type(oop field) {
a61af66fc99e Initial load duke parents: diff changeset	2248 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2249 return field->obj_field(type_offset);
a61af66fc99e Initial load duke parents: diff changeset	2250 }
a61af66fc99e Initial load duke parents: diff changeset	2251
a61af66fc99e Initial load duke parents: diff changeset	2252 void java_lang_reflect_Field::set_type(oop field, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2253 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2254 field->obj_field_put(type_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2255 }
a61af66fc99e Initial load duke parents: diff changeset	2256
a61af66fc99e Initial load duke parents: diff changeset	2257 int java_lang_reflect_Field::slot(oop reflect) {
a61af66fc99e Initial load duke parents: diff changeset	2258 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2259 return reflect->int_field(slot_offset);
a61af66fc99e Initial load duke parents: diff changeset	2260 }
a61af66fc99e Initial load duke parents: diff changeset	2261
a61af66fc99e Initial load duke parents: diff changeset	2262 void java_lang_reflect_Field::set_slot(oop reflect, int value) {
a61af66fc99e Initial load duke parents: diff changeset	2263 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2264 reflect->int_field_put(slot_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2265 }
a61af66fc99e Initial load duke parents: diff changeset	2266
a61af66fc99e Initial load duke parents: diff changeset	2267 int java_lang_reflect_Field::modifiers(oop field) {
a61af66fc99e Initial load duke parents: diff changeset	2268 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2269 return field->int_field(modifiers_offset);
a61af66fc99e Initial load duke parents: diff changeset	2270 }
a61af66fc99e Initial load duke parents: diff changeset	2271
a61af66fc99e Initial load duke parents: diff changeset	2272 void java_lang_reflect_Field::set_modifiers(oop field, int value) {
a61af66fc99e Initial load duke parents: diff changeset	2273 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2274 field->int_field_put(modifiers_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2275 }
a61af66fc99e Initial load duke parents: diff changeset	2276
a61af66fc99e Initial load duke parents: diff changeset	2277 bool java_lang_reflect_Field::has_signature_field() {
a61af66fc99e Initial load duke parents: diff changeset	2278 return (signature_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2279 }
a61af66fc99e Initial load duke parents: diff changeset	2280
a61af66fc99e Initial load duke parents: diff changeset	2281 oop java_lang_reflect_Field::signature(oop field) {
a61af66fc99e Initial load duke parents: diff changeset	2282 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2283 assert(has_signature_field(), "signature field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2284 return field->obj_field(signature_offset);
a61af66fc99e Initial load duke parents: diff changeset	2285 }
a61af66fc99e Initial load duke parents: diff changeset	2286
a61af66fc99e Initial load duke parents: diff changeset	2287 void java_lang_reflect_Field::set_signature(oop field, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2288 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2289 assert(has_signature_field(), "signature field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2290 field->obj_field_put(signature_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2291 }
a61af66fc99e Initial load duke parents: diff changeset	2292
a61af66fc99e Initial load duke parents: diff changeset	2293 bool java_lang_reflect_Field::has_annotations_field() {
a61af66fc99e Initial load duke parents: diff changeset	2294 return (annotations_offset >= 0);
a61af66fc99e Initial load duke parents: diff changeset	2295 }
a61af66fc99e Initial load duke parents: diff changeset	2296
a61af66fc99e Initial load duke parents: diff changeset	2297 oop java_lang_reflect_Field::annotations(oop field) {
a61af66fc99e Initial load duke parents: diff changeset	2298 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2299 assert(has_annotations_field(), "annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2300 return field->obj_field(annotations_offset);
a61af66fc99e Initial load duke parents: diff changeset	2301 }
a61af66fc99e Initial load duke parents: diff changeset	2302
a61af66fc99e Initial load duke parents: diff changeset	2303 void java_lang_reflect_Field::set_annotations(oop field, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	2304 assert(Universe::is_fully_initialized(), "Need to find another solution to the reflection problem");
a61af66fc99e Initial load duke parents: diff changeset	2305 assert(has_annotations_field(), "annotations field must be present");
a61af66fc99e Initial load duke parents: diff changeset	2306 field->obj_field_put(annotations_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	2307 }
a61af66fc99e Initial load duke parents: diff changeset	2308
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2309 bool java_lang_reflect_Field::has_type_annotations_field() {
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2310 return (type_annotations_offset >= 0);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2311 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2312
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2313 oop java_lang_reflect_Field::type_annotations(oop field) {
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2314 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	2315 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	2316 return field->obj_field(type_annotations_offset);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2317 }
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2318
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2319 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	2320 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	2321 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	2322 field->obj_field_put(type_annotations_offset, value);
35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	2323 }
0 a61af66fc99e Initial load duke parents: diff changeset	2324
a61af66fc99e Initial load duke parents: diff changeset	2325 void sun_reflect_ConstantPool::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2326 Klass* k = SystemDictionary::reflect_ConstantPool_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	2327 // This null test can be removed post beta
a61af66fc99e Initial load duke parents: diff changeset	2328 if (k != NULL) {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2329 // 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	2330 compute_offset(_oop_offset, k, vmSymbols::ConstantPool_name(), vmSymbols::object_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	2331 }
a61af66fc99e Initial load duke parents: diff changeset	2332 }
a61af66fc99e Initial load duke parents: diff changeset	2333
7462 ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2334 void java_lang_reflect_Parameter::compute_offsets() {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2335 Klass* k = SystemDictionary::reflect_Parameter_klass();
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2336 if(NULL != k) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2337 compute_offset(name_offset, k, vmSymbols::name_name(), vmSymbols::string_signature());
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2338 compute_offset(modifiers_offset, k, vmSymbols::modifiers_name(), vmSymbols::int_signature());
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2339 compute_offset(index_offset, k, vmSymbols::index_name(), vmSymbols::int_signature());
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2340 compute_offset(executable_offset, k, vmSymbols::executable_name(), vmSymbols::executable_signature());
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2341 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2342 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2343
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2344 Handle java_lang_reflect_Parameter::create(TRAPS) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2345 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	2346 Symbol* name = vmSymbols::java_lang_reflect_Parameter();
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2347 Klass* k = SystemDictionary::resolve_or_fail(name, true, CHECK_NH);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2348 instanceKlassHandle klass (THREAD, k);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2349 // Ensure it is initialized
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2350 klass->initialize(CHECK_NH);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2351 return klass->allocate_instance_handle(CHECK_NH);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2352 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2353
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2354 oop java_lang_reflect_Parameter::name(oop param) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2355 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	2356 return param->obj_field(name_offset);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2357 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2358
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2359 void java_lang_reflect_Parameter::set_name(oop param, oop value) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2360 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	2361 param->obj_field_put(name_offset, value);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2362 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2363
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2364 int java_lang_reflect_Parameter::modifiers(oop param) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2365 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	2366 return param->int_field(modifiers_offset);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2367 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2368
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2369 void java_lang_reflect_Parameter::set_modifiers(oop param, int value) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2370 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	2371 param->int_field_put(modifiers_offset, value);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2372 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2373
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2374 int java_lang_reflect_Parameter::index(oop param) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2375 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	2376 return param->int_field(index_offset);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2377 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2378
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2379 void java_lang_reflect_Parameter::set_index(oop param, int value) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2380 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	2381 param->int_field_put(index_offset, value);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2382 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2383
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2384 oop java_lang_reflect_Parameter::executable(oop param) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2385 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	2386 return param->obj_field(executable_offset);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2387 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2388
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2389 void java_lang_reflect_Parameter::set_executable(oop param, oop value) {
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2390 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	2391 param->obj_field_put(executable_offset, value);
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2392 }
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	2393
0 a61af66fc99e Initial load duke parents: diff changeset	2394
a61af66fc99e Initial load duke parents: diff changeset	2395 Handle sun_reflect_ConstantPool::create(TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	2396 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	2397 Klass* k = SystemDictionary::reflect_ConstantPool_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	2398 instanceKlassHandle klass (THREAD, k);
a61af66fc99e Initial load duke parents: diff changeset	2399 // Ensure it is initialized
a61af66fc99e Initial load duke parents: diff changeset	2400 klass->initialize(CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	2401 return klass->allocate_instance_handle(CHECK_NH);
a61af66fc99e Initial load duke parents: diff changeset	2402 }
a61af66fc99e Initial load duke parents: diff changeset	2403
a61af66fc99e Initial load duke parents: diff changeset	2404
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2405 void sun_reflect_ConstantPool::set_cp(oop reflect, ConstantPool* value) {
0 a61af66fc99e Initial load duke parents: diff changeset	2406 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	2407 oop mirror = value->pool_holder()->java_mirror();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2408 // 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	2409 reflect->obj_field_put(_oop_offset, mirror);
0 a61af66fc99e Initial load duke parents: diff changeset	2410 }
a61af66fc99e Initial load duke parents: diff changeset	2411
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2412 ConstantPool* sun_reflect_ConstantPool::get_cp(oop reflect) {
0 a61af66fc99e Initial load duke parents: diff changeset	2413 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	2414
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2415 oop mirror = reflect->obj_field(_oop_offset);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2416 Klass* k = java_lang_Class::as_Klass(mirror);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2417 assert(k->oop_is_instance(), "Must be");
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2418
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2419 // 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	2420 // 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	2421 // 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	2422 // 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	2423 // the original.
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2424 return InstanceKlass::cast(k)->constants();
0 a61af66fc99e Initial load duke parents: diff changeset	2425 }
a61af66fc99e Initial load duke parents: diff changeset	2426
a61af66fc99e Initial load duke parents: diff changeset	2427 void sun_reflect_UnsafeStaticFieldAccessorImpl::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2428 Klass* k = SystemDictionary::reflect_UnsafeStaticFieldAccessorImpl_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	2429 // This null test can be removed post beta
a61af66fc99e Initial load duke parents: diff changeset	2430 if (k != NULL) {
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2431 compute_offset(_base_offset, k,
0 a61af66fc99e Initial load duke parents: diff changeset	2432 vmSymbols::base_name(), vmSymbols::object_signature());
a61af66fc99e Initial load duke parents: diff changeset	2433 }
a61af66fc99e Initial load duke parents: diff changeset	2434 }
a61af66fc99e Initial load duke parents: diff changeset	2435
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2436 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	2437 Klass* k = SystemDictionary::box_klass(type);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2438 if (k == NULL) return NULL;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2439 instanceKlassHandle h (THREAD, k);
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2440 if (!h->is_initialized()) h->initialize(CHECK_0);
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2441 return h->allocate_instance(THREAD);
0 a61af66fc99e Initial load duke parents: diff changeset	2442 }
a61af66fc99e Initial load duke parents: diff changeset	2443
a61af66fc99e Initial load duke parents: diff changeset	2444
a61af66fc99e Initial load duke parents: diff changeset	2445 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	2446 oop box = initialize_and_allocate(type, CHECK_0);
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2447 if (box == NULL) return NULL;
0 a61af66fc99e Initial load duke parents: diff changeset	2448 switch (type) {
a61af66fc99e Initial load duke parents: diff changeset	2449 case T_BOOLEAN:
a61af66fc99e Initial load duke parents: diff changeset	2450 box->bool_field_put(value_offset, value->z);
a61af66fc99e Initial load duke parents: diff changeset	2451 break;
a61af66fc99e Initial load duke parents: diff changeset	2452 case T_CHAR:
a61af66fc99e Initial load duke parents: diff changeset	2453 box->char_field_put(value_offset, value->c);
a61af66fc99e Initial load duke parents: diff changeset	2454 break;
a61af66fc99e Initial load duke parents: diff changeset	2455 case T_FLOAT:
a61af66fc99e Initial load duke parents: diff changeset	2456 box->float_field_put(value_offset, value->f);
a61af66fc99e Initial load duke parents: diff changeset	2457 break;
a61af66fc99e Initial load duke parents: diff changeset	2458 case T_DOUBLE:
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	2459 box->double_field_put(long_value_offset, value->d);
0 a61af66fc99e Initial load duke parents: diff changeset	2460 break;
a61af66fc99e Initial load duke parents: diff changeset	2461 case T_BYTE:
a61af66fc99e Initial load duke parents: diff changeset	2462 box->byte_field_put(value_offset, value->b);
a61af66fc99e Initial load duke parents: diff changeset	2463 break;
a61af66fc99e Initial load duke parents: diff changeset	2464 case T_SHORT:
a61af66fc99e Initial load duke parents: diff changeset	2465 box->short_field_put(value_offset, value->s);
a61af66fc99e Initial load duke parents: diff changeset	2466 break;
a61af66fc99e Initial load duke parents: diff changeset	2467 case T_INT:
a61af66fc99e Initial load duke parents: diff changeset	2468 box->int_field_put(value_offset, value->i);
a61af66fc99e Initial load duke parents: diff changeset	2469 break;
a61af66fc99e Initial load duke parents: diff changeset	2470 case T_LONG:
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	2471 box->long_field_put(long_value_offset, value->j);
0 a61af66fc99e Initial load duke parents: diff changeset	2472 break;
a61af66fc99e Initial load duke parents: diff changeset	2473 default:
a61af66fc99e Initial load duke parents: diff changeset	2474 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	2475 }
a61af66fc99e Initial load duke parents: diff changeset	2476 return box;
a61af66fc99e Initial load duke parents: diff changeset	2477 }
a61af66fc99e Initial load duke parents: diff changeset	2478
a61af66fc99e Initial load duke parents: diff changeset	2479
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2480 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	2481 if (box == NULL) return T_ILLEGAL;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2482 BasicType type = SystemDictionary::box_klass_type(box->klass());
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2483 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	2484 return T_ILLEGAL;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2485 return type;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2486 }
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2487
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2488
0 a61af66fc99e Initial load duke parents: diff changeset	2489 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	2490 BasicType type = SystemDictionary::box_klass_type(box->klass());
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2491 switch (type) {
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2492 case T_BOOLEAN:
0 a61af66fc99e Initial load duke parents: diff changeset	2493 value->z = box->bool_field(value_offset);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2494 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2495 case T_CHAR:
0 a61af66fc99e Initial load duke parents: diff changeset	2496 value->c = box->char_field(value_offset);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2497 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2498 case T_FLOAT:
0 a61af66fc99e Initial load duke parents: diff changeset	2499 value->f = box->float_field(value_offset);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2500 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2501 case T_DOUBLE:
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	2502 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	2503 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2504 case T_BYTE:
0 a61af66fc99e Initial load duke parents: diff changeset	2505 value->b = box->byte_field(value_offset);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2506 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2507 case T_SHORT:
0 a61af66fc99e Initial load duke parents: diff changeset	2508 value->s = box->short_field(value_offset);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2509 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2510 case T_INT:
0 a61af66fc99e Initial load duke parents: diff changeset	2511 value->i = box->int_field(value_offset);
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2512 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2513 case T_LONG:
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	2514 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	2515 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2516 default:
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2517 return T_ILLEGAL;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2518 } // end switch
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2519 return type;
0 a61af66fc99e Initial load duke parents: diff changeset	2520 }
a61af66fc99e Initial load duke parents: diff changeset	2521
a61af66fc99e Initial load duke parents: diff changeset	2522
a61af66fc99e Initial load duke parents: diff changeset	2523 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	2524 BasicType type = SystemDictionary::box_klass_type(box->klass());
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2525 switch (type) {
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2526 case T_BOOLEAN:
0 a61af66fc99e Initial load duke parents: diff changeset	2527 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	2528 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2529 case T_CHAR:
0 a61af66fc99e Initial load duke parents: diff changeset	2530 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	2531 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2532 case T_FLOAT:
0 a61af66fc99e Initial load duke parents: diff changeset	2533 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	2534 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2535 case T_DOUBLE:
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	2536 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	2537 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2538 case T_BYTE:
0 a61af66fc99e Initial load duke parents: diff changeset	2539 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	2540 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2541 case T_SHORT:
0 a61af66fc99e Initial load duke parents: diff changeset	2542 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	2543 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2544 case T_INT:
0 a61af66fc99e Initial load duke parents: diff changeset	2545 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	2546 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2547 case T_LONG:
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	2548 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	2549 break;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2550 default:
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2551 return T_ILLEGAL;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2552 } // end switch
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	2553 return type;
0 a61af66fc99e Initial load duke parents: diff changeset	2554 }
a61af66fc99e Initial load duke parents: diff changeset	2555
a61af66fc99e Initial load duke parents: diff changeset	2556
665 c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2557 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	2558 switch (type) {
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2559 case T_BOOLEAN: st->print("%s", value->z ? "true" : "false"); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2560 case T_CHAR: st->print("%d", value->c); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2561 case T_BYTE: st->print("%d", value->b); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2562 case T_SHORT: st->print("%d", value->s); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2563 case T_INT: st->print("%d", value->i); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2564 case T_LONG: st->print(INT64_FORMAT, value->j); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2565 case T_FLOAT: st->print("%f", value->f); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2566 case T_DOUBLE: st->print("%lf", value->d); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2567 default: st->print("type %d?", type); break;
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2568 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2569 }
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2570
c89f86385056 6814659: separable cleanups and subroutines for 6655638 jrose parents: 579 diff changeset	2571
0 a61af66fc99e Initial load duke parents: diff changeset	2572 // Support for java_lang_ref_Reference
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2573 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	2574 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::Reference_klass());
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2575 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	2576 return (HeapWord*) addr;
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2577 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2578
113 ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2579 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	2580 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	2581 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	2582 if (UseCompressedOops) {
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2583 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	2584 } else {
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2585 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	2586 }
0 a61af66fc99e Initial load duke parents: diff changeset	2587 }
a61af66fc99e Initial load duke parents: diff changeset	2588
113 ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2589 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	2590 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	2591 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	2592 // 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	2593 return (HeapWord*)addr;
0 a61af66fc99e Initial load duke parents: diff changeset	2594 }
a61af66fc99e Initial load duke parents: diff changeset	2595
113 ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2596 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	2597 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	2598 if (UseCompressedOops) {
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2599 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	2600 } else {
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes coleenp parents: 98 diff changeset	2601 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	2602 }
0 a61af66fc99e Initial load duke parents: diff changeset	2603 }
a61af66fc99e Initial load duke parents: diff changeset	2604
a61af66fc99e Initial load duke parents: diff changeset	2605
a61af66fc99e Initial load duke parents: diff changeset	2606 // Support for java_lang_ref_SoftReference
a61af66fc99e Initial load duke parents: diff changeset	2607
a61af66fc99e Initial load duke parents: diff changeset	2608 jlong java_lang_ref_SoftReference::timestamp(oop ref) {
a61af66fc99e Initial load duke parents: diff changeset	2609 return ref->long_field(timestamp_offset);
a61af66fc99e Initial load duke parents: diff changeset	2610 }
a61af66fc99e Initial load duke parents: diff changeset	2611
a61af66fc99e Initial load duke parents: diff changeset	2612 jlong java_lang_ref_SoftReference::clock() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2613 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	2614 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	2615 return *offset;
0 a61af66fc99e Initial load duke parents: diff changeset	2616 }
a61af66fc99e Initial load duke parents: diff changeset	2617
a61af66fc99e Initial load duke parents: diff changeset	2618 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	2619 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	2620 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	2621 *offset = value;
0 a61af66fc99e Initial load duke parents: diff changeset	2622 }
a61af66fc99e Initial load duke parents: diff changeset	2623
12010 ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2624 // Support for java_lang_invoke_DirectMethodHandle
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2625
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2626 int java_lang_invoke_DirectMethodHandle::_member_offset;
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2627
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2628 oop java_lang_invoke_DirectMethodHandle::member(oop dmh) {
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2629 oop member_name = NULL;
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2630 bool is_dmh = dmh->is_oop() && java_lang_invoke_DirectMethodHandle::is_instance(dmh);
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2631 assert(is_dmh, "a DirectMethodHandle oop is expected");
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2632 if (is_dmh) {
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2633 member_name = dmh->obj_field(member_offset_in_bytes());
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2634 }
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2635 return member_name;
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2636 }
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2637
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2638 void java_lang_invoke_DirectMethodHandle::compute_offsets() {
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2639 Klass* klass_oop = SystemDictionary::DirectMethodHandle_klass();
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2640 if (klass_oop != NULL && EnableInvokeDynamic) {
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2641 compute_offset(_member_offset, klass_oop, vmSymbols::member_name(), vmSymbols::java_lang_invoke_MemberName_signature());
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2642 }
ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	2643 }
0 a61af66fc99e Initial load duke parents: diff changeset	2644
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2645 // Support for java_lang_invoke_MethodHandle
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2646
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2647 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	2648 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	2649
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2650 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	2651 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	2652 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	2653 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	2654 int java_lang_invoke_MemberName::_vmtarget_offset;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2655 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	2656 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	2657
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2658 int java_lang_invoke_LambdaForm::_vmentry_offset;
3905 c26de9aef2ed 7071307: MethodHandle bimorphic inlining should consider the frequency never parents: 3900 diff changeset	2659
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2660 void java_lang_invoke_MethodHandle::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2661 Klass* klass_oop = SystemDictionary::MethodHandle_klass();
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2662 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	2663 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	2664 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	2665 if (_form_offset == 0) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2666 EnableInvokeDynamic = false;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2667 }
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2668 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2669 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2670
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2671 void java_lang_invoke_MemberName::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2672 Klass* klass_oop = SystemDictionary::MemberName_klass();
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2673 if (klass_oop != NULL && EnableInvokeDynamic) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2674 compute_offset(_clazz_offset, klass_oop, vmSymbols::clazz_name(), vmSymbols::class_signature());
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2675 compute_offset(_name_offset, klass_oop, vmSymbols::name_name(), vmSymbols::string_signature());
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2676 compute_offset(_type_offset, klass_oop, vmSymbols::type_name(), vmSymbols::object_signature());
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2677 compute_offset(_flags_offset, klass_oop, vmSymbols::flags_name(), vmSymbols::int_signature());
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2678 MEMBERNAME_INJECTED_FIELDS(INJECTED_FIELD_COMPUTE_OFFSET);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2679 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2680 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2681
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2682 void java_lang_invoke_LambdaForm::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2683 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	2684 if (klass_oop != NULL && EnableInvokeDynamic) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2685 compute_offset(_vmentry_offset, klass_oop, vmSymbols::vmentry_name(), vmSymbols::java_lang_invoke_MemberName_signature());
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2686 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2687 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2688
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2689 oop java_lang_invoke_MethodHandle::type(oop mh) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2690 return mh->obj_field(_type_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2691 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2692
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2693 void java_lang_invoke_MethodHandle::set_type(oop mh, oop mtype) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2694 mh->obj_field_put(_type_offset, mtype);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2695 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2696
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2697 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	2698 assert(_form_offset != 0, "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2699 return mh->obj_field(_form_offset);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2700 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2701
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2702 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	2703 assert(_form_offset != 0, "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2704 mh->obj_field_put(_form_offset, lform);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2705 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2706
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2707 /// MemberName accessors
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2708
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2709 oop java_lang_invoke_MemberName::clazz(oop mname) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2710 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2711 return mname->obj_field(_clazz_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2712 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2713
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2714 void java_lang_invoke_MemberName::set_clazz(oop mname, oop clazz) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2715 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2716 mname->obj_field_put(_clazz_offset, clazz);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2717 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2718
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2719 oop java_lang_invoke_MemberName::name(oop mname) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2720 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2721 return mname->obj_field(_name_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2722 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2723
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2724 void java_lang_invoke_MemberName::set_name(oop mname, oop name) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2725 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2726 mname->obj_field_put(_name_offset, name);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2727 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2728
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2729 oop java_lang_invoke_MemberName::type(oop mname) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2730 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2731 return mname->obj_field(_type_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2732 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2733
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2734 void java_lang_invoke_MemberName::set_type(oop mname, oop type) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2735 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2736 mname->obj_field_put(_type_offset, type);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2737 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2738
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2739 int java_lang_invoke_MemberName::flags(oop mname) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2740 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2741 return mname->int_field(_flags_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2742 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2743
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2744 void java_lang_invoke_MemberName::set_flags(oop mname, int flags) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2745 assert(is_instance(mname), "wrong type");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2746 mname->int_field_put(_flags_offset, flags);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2747 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2748
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2749 Metadata* java_lang_invoke_MemberName::vmtarget(oop mname) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2750 assert(is_instance(mname), "wrong type");
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2751 return (Metadata*)mname->address_field(_vmtarget_offset);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2752 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2753
10133 6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2754 #if INCLUDE_JVMTI
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2755 // Can be executed on VM thread only
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2756 void java_lang_invoke_MemberName::adjust_vmtarget(oop mname, Metadata* ref) {
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2757 assert((is_instance(mname) && (flags(mname) & (MN_IS_METHOD \| MN_IS_CONSTRUCTOR)) > 0), "wrong type");
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2758 assert(Thread::current()->is_VM_thread(), "not VM thread");
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2759 mname->address_field_put(_vmtarget_offset, (address)ref);
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2760 }
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2761 #endif // INCLUDE_JVMTI
6337ca4dcad8 8008511: JSR 292: MemberName vmtarget refs to methods must be updated at class redefinition sspitsyn parents: 7629 diff changeset	2762
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2763 void java_lang_invoke_MemberName::set_vmtarget(oop mname, Metadata* ref) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2764 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	2765 // 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	2766 oop dependency = NULL;
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2767 if (ref != NULL) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2768 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	2769 MN_IS_CONSTRUCTOR \|
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2770 MN_IS_FIELD)) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2771 case MN_IS_METHOD:
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2772 case MN_IS_CONSTRUCTOR:
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2773 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	2774 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	2775 break;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2776 case MN_IS_FIELD:
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2777 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	2778 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	2779 break;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2780 default:
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2781 ShouldNotReachHere();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2782 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2783 }
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2784 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	2785 // 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	2786 // 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	2787 // 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	2788 mname->obj_field_put(_vmloader_offset, dependency);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2789 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2790
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2791 intptr_t java_lang_invoke_MemberName::vmindex(oop mname) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2792 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	2793 return (intptr_t) mname->address_field(_vmindex_offset);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2794 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2795
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2796 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	2797 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	2798 mname->address_field_put(_vmindex_offset, (address) index);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2799 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2800
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2801 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	2802 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	2803 return lform->obj_field(_vmentry_offset);
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2804 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2805
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2806
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2807 // Support for java_lang_invoke_MethodType
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2808
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2809 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	2810 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	2811
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2812 void java_lang_invoke_MethodType::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2813 Klass* k = SystemDictionary::MethodType_klass();
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2814 if (k != NULL) {
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2815 compute_offset(_rtype_offset, k, vmSymbols::rtype_name(), vmSymbols::class_signature());
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2816 compute_offset(_ptypes_offset, k, vmSymbols::ptypes_name(), vmSymbols::class_array_signature());
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2817 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2818 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2819
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2820 void java_lang_invoke_MethodType::print_signature(oop mt, outputStream* st) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2821 st->print("(");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2822 objArrayOop pts = ptypes(mt);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2823 for (int i = 0, limit = pts->length(); i < limit; i++) {
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2824 java_lang_Class::print_signature(pts->obj_at(i), st);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2825 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2826 st->print(")");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2827 java_lang_Class::print_signature(rtype(mt), st);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2828 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2829
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2830 Symbol* java_lang_invoke_MethodType::as_signature(oop mt, bool intern_if_not_found, TRAPS) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2831 ResourceMark rm;
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2832 stringStream buffer(128);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2833 print_signature(mt, &buffer);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2834 const char* sigstr = buffer.base();
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2835 int siglen = (int) buffer.size();
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2836 Symbol *name;
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2837 if (!intern_if_not_found) {
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2838 name = SymbolTable::probe(sigstr, siglen);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2839 } else {
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2840 name = SymbolTable::new_symbol(sigstr, siglen, THREAD);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2841 }
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	2842 return name;
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2843 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2844
3785 ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2845 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	2846 if (mt1 == mt2)
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2847 return true;
3785 ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2848 if (rtype(mt1) != rtype(mt2))
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2849 return false;
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2850 if (ptype_count(mt1) != ptype_count(mt2))
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2851 return false;
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2852 for (int i = ptype_count(mt1) - 1; i >= 0; i--) {
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2853 if (ptype(mt1, i) != ptype(mt2, i))
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2854 return false;
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2855 }
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2856 return true;
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2857 }
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path jrose parents: 3363 diff changeset	2858
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2859 oop java_lang_invoke_MethodType::rtype(oop mt) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2860 assert(is_instance(mt), "must be a MethodType");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2861 return mt->obj_field(_rtype_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2862 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2863
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2864 objArrayOop java_lang_invoke_MethodType::ptypes(oop mt) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2865 assert(is_instance(mt), "must be a MethodType");
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2866 return (objArrayOop) mt->obj_field(_ptypes_offset);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2867 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2868
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2869 oop java_lang_invoke_MethodType::ptype(oop mt, int idx) {
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2870 return ptypes(mt)->obj_at(idx);
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2871 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2872
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2873 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	2874 return ptypes(mt)->length();
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures twisti parents: 1096 diff changeset	2875 }
aa62b9388fce 6894206: JVM needs a way to traverse method handle structures twisti parents: 1096 diff changeset	2876
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2877 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	2878 objArrayOop pts = ptypes(mt);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2879 int count = pts->length();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2880 int slots = 0;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2881 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	2882 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	2883 slots += type2size[bt];
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2884 }
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2885 return slots;
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2886 }
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2887
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2888 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	2889 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	2890 return type2size[bt];
1793 d257356e35f0 6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions jrose parents: 1552 diff changeset	2891 }
d257356e35f0 6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions jrose parents: 1552 diff changeset	2892
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2893
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2894 // Support for java_lang_invoke_CallSite
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2895
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2896 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	2897
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2898 void java_lang_invoke_CallSite::compute_offsets() {
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 710 diff changeset	2899 if (!EnableInvokeDynamic) return;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2900 Klass* k = SystemDictionary::CallSite_klass();
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 710 diff changeset	2901 if (k != NULL) {
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	2902 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	2903 }
be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 710 diff changeset	2904 }
be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 710 diff changeset	2905
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	2906
0 a61af66fc99e Initial load duke parents: diff changeset	2907 // Support for java_security_AccessControlContext
a61af66fc99e Initial load duke parents: diff changeset	2908
a61af66fc99e Initial load duke parents: diff changeset	2909 int java_security_AccessControlContext::_context_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	2910 int java_security_AccessControlContext::_privilegedContext_offset = 0;
a61af66fc99e Initial load duke parents: diff changeset	2911 int java_security_AccessControlContext::_isPrivileged_offset = 0;
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2912 int java_security_AccessControlContext::_isAuthorized_offset = -1;
0 a61af66fc99e Initial load duke parents: diff changeset	2913
a61af66fc99e Initial load duke parents: diff changeset	2914 void java_security_AccessControlContext::compute_offsets() {
a61af66fc99e Initial load duke parents: diff changeset	2915 assert(_isPrivileged_offset == 0, "offsets should be initialized only once");
a61af66fc99e Initial load duke parents: diff changeset	2916 fieldDescriptor fd;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2917 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::AccessControlContext_klass());
0 a61af66fc99e Initial load duke parents: diff changeset	2918
a61af66fc99e Initial load duke parents: diff changeset	2919 if (!ik->find_local_field(vmSymbols::context_name(), vmSymbols::protectiondomain_signature(), &fd)) {
a61af66fc99e Initial load duke parents: diff changeset	2920 fatal("Invalid layout of java.security.AccessControlContext");
a61af66fc99e Initial load duke parents: diff changeset	2921 }
a61af66fc99e Initial load duke parents: diff changeset	2922 _context_offset = fd.offset();
a61af66fc99e Initial load duke parents: diff changeset	2923
a61af66fc99e Initial load duke parents: diff changeset	2924 if (!ik->find_local_field(vmSymbols::privilegedContext_name(), vmSymbols::accesscontrolcontext_signature(), &fd)) {
a61af66fc99e Initial load duke parents: diff changeset	2925 fatal("Invalid layout of java.security.AccessControlContext");
a61af66fc99e Initial load duke parents: diff changeset	2926 }
a61af66fc99e Initial load duke parents: diff changeset	2927 _privilegedContext_offset = fd.offset();
a61af66fc99e Initial load duke parents: diff changeset	2928
a61af66fc99e Initial load duke parents: diff changeset	2929 if (!ik->find_local_field(vmSymbols::isPrivileged_name(), vmSymbols::bool_signature(), &fd)) {
a61af66fc99e Initial load duke parents: diff changeset	2930 fatal("Invalid layout of java.security.AccessControlContext");
a61af66fc99e Initial load duke parents: diff changeset	2931 }
a61af66fc99e Initial load duke parents: diff changeset	2932 _isPrivileged_offset = fd.offset();
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2933
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2934 // The offset may not be present for bootstrapping with older JDK.
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2935 if (ik->find_local_field(vmSymbols::isAuthorized_name(), vmSymbols::bool_signature(), &fd)) {
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2936 _isAuthorized_offset = fd.offset();
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2937 }
0 a61af66fc99e Initial load duke parents: diff changeset	2938 }
a61af66fc99e Initial load duke parents: diff changeset	2939
a61af66fc99e Initial load duke parents: diff changeset	2940
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2941 bool java_security_AccessControlContext::is_authorized(Handle context) {
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2942 assert(context.not_null() && context->klass() == SystemDictionary::AccessControlContext_klass(), "Invalid type");
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2943 assert(_isAuthorized_offset != -1, "should be set");
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2944 return context->bool_field(_isAuthorized_offset) != 0;
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	2945 }
0 a61af66fc99e Initial load duke parents: diff changeset	2946
a61af66fc99e Initial load duke parents: diff changeset	2947 oop java_security_AccessControlContext::create(objArrayHandle context, bool isPrivileged, Handle privileged_context, TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	2948 assert(_isPrivileged_offset != 0, "offsets should have been initialized");
a61af66fc99e Initial load duke parents: diff changeset	2949 // Ensure klass is initialized
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2950 InstanceKlass::cast(SystemDictionary::AccessControlContext_klass())->initialize(CHECK_0);
0 a61af66fc99e Initial load duke parents: diff changeset	2951 // Allocate result
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2952 oop result = InstanceKlass::cast(SystemDictionary::AccessControlContext_klass())->allocate_instance(CHECK_0);
0 a61af66fc99e Initial load duke parents: diff changeset	2953 // Fill in values
a61af66fc99e Initial load duke parents: diff changeset	2954 result->obj_field_put(_context_offset, context());
a61af66fc99e Initial load duke parents: diff changeset	2955 result->obj_field_put(_privilegedContext_offset, privileged_context());
a61af66fc99e Initial load duke parents: diff changeset	2956 result->bool_field_put(_isPrivileged_offset, isPrivileged);
11011 be131aa5a529 8011896: Add check for invalid offset for new AccessControlContext isAuthorized field mullan parents: 11010 diff changeset	2957 // whitelist AccessControlContexts created by the JVM if present
be131aa5a529 8011896: Add check for invalid offset for new AccessControlContext isAuthorized field mullan parents: 11010 diff changeset	2958 if (_isAuthorized_offset != -1) {
be131aa5a529 8011896: Add check for invalid offset for new AccessControlContext isAuthorized field mullan parents: 11010 diff changeset	2959 result->bool_field_put(_isAuthorized_offset, true);
be131aa5a529 8011896: Add check for invalid offset for new AccessControlContext isAuthorized field mullan parents: 11010 diff changeset	2960 }
0 a61af66fc99e Initial load duke parents: diff changeset	2961 return result;
a61af66fc99e Initial load duke parents: diff changeset	2962 }
a61af66fc99e Initial load duke parents: diff changeset	2963
a61af66fc99e Initial load duke parents: diff changeset	2964
a61af66fc99e Initial load duke parents: diff changeset	2965 // Support for java_lang_ClassLoader
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2966
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2967 bool java_lang_ClassLoader::offsets_computed = false;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2968 int java_lang_ClassLoader::_loader_data_offset = -1;
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2969 int java_lang_ClassLoader::parallelCapable_offset = -1;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2970
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2971 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	2972 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	2973 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	2974 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2975
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2976 ClassLoaderData* java_lang_ClassLoader::loader_data(oop loader) {
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2977 return *java_lang_ClassLoader::loader_data_addr(loader);
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2978 }
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2979
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2980 void java_lang_ClassLoader::compute_offsets() {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2981 assert(!offsets_computed, "offsets should be initialized only once");
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2982 offsets_computed = true;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2983
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2984 // 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	2985 Klass* k1 = SystemDictionary::ClassLoader_klass();
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2986 compute_optional_offset(parallelCapable_offset,
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2987 k1, vmSymbols::parallelCapable_name(), vmSymbols::concurrenthashmap_signature());
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2988
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	2989 CLASSLOADER_INJECTED_FIELDS(INJECTED_FIELD_COMPUTE_OFFSET);
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	2990 }
0 a61af66fc99e Initial load duke parents: diff changeset	2991
a61af66fc99e Initial load duke parents: diff changeset	2992 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	2993 assert(is_instance(loader), "loader must be oop");
0 a61af66fc99e Initial load duke parents: diff changeset	2994 return loader->obj_field(parent_offset);
a61af66fc99e Initial load duke parents: diff changeset	2995 }
a61af66fc99e Initial load duke parents: diff changeset	2996
6266 1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	2997 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	2998 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	2999 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	3000 oop acl = loader;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3001 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	3002 // 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	3003 do {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3004 acl = parent(acl);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3005 if (cl == acl) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3006 return true;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3007 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3008 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	3009 } while (acl != NULL);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3010 return false;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3011 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3012
0 a61af66fc99e Initial load duke parents: diff changeset	3013
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3014 // For class loader classes, parallelCapable defined
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3015 // based on non-null field
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3016 // Written to by java.lang.ClassLoader, vm only reads this field, doesn't set it
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3017 bool java_lang_ClassLoader::parallelCapable(oop class_loader) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3018 if (!JDK_Version::is_gte_jdk17x_version()
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3019 \|\| parallelCapable_offset == -1) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3020 // Default for backward compatibility is false
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3021 return false;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3022 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3023 return (class_loader->obj_field(parallelCapable_offset) != NULL);
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3024 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3025
0 a61af66fc99e Initial load duke parents: diff changeset	3026 bool java_lang_ClassLoader::is_trusted_loader(oop loader) {
a61af66fc99e Initial load duke parents: diff changeset	3027 // Fix for 4474172; see evaluation for more details
a61af66fc99e Initial load duke parents: diff changeset	3028 loader = non_reflection_class_loader(loader);
a61af66fc99e Initial load duke parents: diff changeset	3029
a61af66fc99e Initial load duke parents: diff changeset	3030 oop cl = SystemDictionary::java_system_loader();
a61af66fc99e Initial load duke parents: diff changeset	3031 while(cl != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	3032 if (cl == loader) return true;
a61af66fc99e Initial load duke parents: diff changeset	3033 cl = parent(cl);
a61af66fc99e Initial load duke parents: diff changeset	3034 }
a61af66fc99e Initial load duke parents: diff changeset	3035 return false;
a61af66fc99e Initial load duke parents: diff changeset	3036 }
a61af66fc99e Initial load duke parents: diff changeset	3037
a61af66fc99e Initial load duke parents: diff changeset	3038 oop java_lang_ClassLoader::non_reflection_class_loader(oop loader) {
a61af66fc99e Initial load duke parents: diff changeset	3039 if (loader != NULL) {
a61af66fc99e Initial load duke parents: diff changeset	3040 // See whether this is one of the class loaders associated with
a61af66fc99e Initial load duke parents: diff changeset	3041 // the generated bytecodes for reflection, and if so, "magically"
a61af66fc99e Initial load duke parents: diff changeset	3042 // delegate to its parent to prevent class loading from occurring
a61af66fc99e Initial load duke parents: diff changeset	3043 // 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	3044 Klass* delegating_cl_class = SystemDictionary::reflect_DelegatingClassLoader_klass();
0 a61af66fc99e Initial load duke parents: diff changeset	3045 // This might be null in non-1.4 JDKs
a61af66fc99e Initial load duke parents: diff changeset	3046 if (delegating_cl_class != NULL && loader->is_a(delegating_cl_class)) {
a61af66fc99e Initial load duke parents: diff changeset	3047 return parent(loader);
a61af66fc99e Initial load duke parents: diff changeset	3048 }
a61af66fc99e Initial load duke parents: diff changeset	3049 }
a61af66fc99e Initial load duke parents: diff changeset	3050 return loader;
a61af66fc99e Initial load duke parents: diff changeset	3051 }
a61af66fc99e Initial load duke parents: diff changeset	3052
a61af66fc99e Initial load duke parents: diff changeset	3053
a61af66fc99e Initial load duke parents: diff changeset	3054 // Support for java_lang_System
a61af66fc99e Initial load duke parents: diff changeset	3055 int java_lang_System::in_offset_in_bytes() {
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	3056 return (InstanceMirrorKlass::offset_of_static_fields() + static_in_offset);
0 a61af66fc99e Initial load duke parents: diff changeset	3057 }
a61af66fc99e Initial load duke parents: diff changeset	3058
a61af66fc99e Initial load duke parents: diff changeset	3059
a61af66fc99e Initial load duke parents: diff changeset	3060 int java_lang_System::out_offset_in_bytes() {
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	3061 return (InstanceMirrorKlass::offset_of_static_fields() + static_out_offset);
0 a61af66fc99e Initial load duke parents: diff changeset	3062 }
a61af66fc99e Initial load duke parents: diff changeset	3063
a61af66fc99e Initial load duke parents: diff changeset	3064
a61af66fc99e Initial load duke parents: diff changeset	3065 int java_lang_System::err_offset_in_bytes() {
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	3066 return (InstanceMirrorKlass::offset_of_static_fields() + static_err_offset);
0 a61af66fc99e Initial load duke parents: diff changeset	3067 }
a61af66fc99e Initial load duke parents: diff changeset	3068
a61af66fc99e Initial load duke parents: diff changeset	3069
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3070 bool java_lang_System::has_security_manager() {
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3071 InstanceKlass* ik = InstanceKlass::cast(SystemDictionary::System_klass());
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3072 address addr = ik->static_field_addr(static_security_offset);
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3073 if (UseCompressedOops) {
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3074 return oopDesc::load_decode_heap_oop((narrowOop *)addr) != NULL;
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3075 } else {
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3076 return oopDesc::load_decode_heap_oop((oop*)addr) != NULL;
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3077 }
b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3078 }
0 a61af66fc99e Initial load duke parents: diff changeset	3079
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3080 int java_lang_Class::_klass_offset;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3081 int java_lang_Class::_array_klass_offset;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3082 int java_lang_Class::_oop_size_offset;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3083 int java_lang_Class::_static_oop_field_count_offset;
10343 6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	3084 int java_lang_Class::_protection_domain_offset;
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	3085 int java_lang_Class::_init_lock_offset;
6bd680e9ea35 8003421: NPG: Move oops out of InstanceKlass into mirror coleenp parents: 10155 diff changeset	3086 int java_lang_Class::_signers_offset;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3087 GrowableArray<Klass> java_lang_Class::_fixup_mirror_list = NULL;
0 a61af66fc99e Initial load duke parents: diff changeset	3088 int java_lang_Throwable::backtrace_offset;
a61af66fc99e Initial load duke parents: diff changeset	3089 int java_lang_Throwable::detailMessage_offset;
a61af66fc99e Initial load duke parents: diff changeset	3090 int java_lang_Throwable::cause_offset;
a61af66fc99e Initial load duke parents: diff changeset	3091 int java_lang_Throwable::stackTrace_offset;
3820 0b80db433fcb 7046490: Preallocated OOME objects should obey Throwable stack trace protocol dholmes parents: 3795 diff changeset	3092 int java_lang_Throwable::static_unassigned_stacktrace_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3093 int java_lang_reflect_AccessibleObject::override_offset;
a61af66fc99e Initial load duke parents: diff changeset	3094 int java_lang_reflect_Method::clazz_offset;
a61af66fc99e Initial load duke parents: diff changeset	3095 int java_lang_reflect_Method::name_offset;
a61af66fc99e Initial load duke parents: diff changeset	3096 int java_lang_reflect_Method::returnType_offset;
a61af66fc99e Initial load duke parents: diff changeset	3097 int java_lang_reflect_Method::parameterTypes_offset;
a61af66fc99e Initial load duke parents: diff changeset	3098 int java_lang_reflect_Method::exceptionTypes_offset;
a61af66fc99e Initial load duke parents: diff changeset	3099 int java_lang_reflect_Method::slot_offset;
a61af66fc99e Initial load duke parents: diff changeset	3100 int java_lang_reflect_Method::modifiers_offset;
a61af66fc99e Initial load duke parents: diff changeset	3101 int java_lang_reflect_Method::signature_offset;
a61af66fc99e Initial load duke parents: diff changeset	3102 int java_lang_reflect_Method::annotations_offset;
a61af66fc99e Initial load duke parents: diff changeset	3103 int java_lang_reflect_Method::parameter_annotations_offset;
a61af66fc99e Initial load duke parents: diff changeset	3104 int java_lang_reflect_Method::annotation_default_offset;
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	3105 int java_lang_reflect_Method::type_annotations_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3106 int java_lang_reflect_Constructor::clazz_offset;
a61af66fc99e Initial load duke parents: diff changeset	3107 int java_lang_reflect_Constructor::parameterTypes_offset;
a61af66fc99e Initial load duke parents: diff changeset	3108 int java_lang_reflect_Constructor::exceptionTypes_offset;
a61af66fc99e Initial load duke parents: diff changeset	3109 int java_lang_reflect_Constructor::slot_offset;
a61af66fc99e Initial load duke parents: diff changeset	3110 int java_lang_reflect_Constructor::modifiers_offset;
a61af66fc99e Initial load duke parents: diff changeset	3111 int java_lang_reflect_Constructor::signature_offset;
a61af66fc99e Initial load duke parents: diff changeset	3112 int java_lang_reflect_Constructor::annotations_offset;
a61af66fc99e Initial load duke parents: diff changeset	3113 int java_lang_reflect_Constructor::parameter_annotations_offset;
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	3114 int java_lang_reflect_Constructor::type_annotations_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3115 int java_lang_reflect_Field::clazz_offset;
a61af66fc99e Initial load duke parents: diff changeset	3116 int java_lang_reflect_Field::name_offset;
a61af66fc99e Initial load duke parents: diff changeset	3117 int java_lang_reflect_Field::type_offset;
a61af66fc99e Initial load duke parents: diff changeset	3118 int java_lang_reflect_Field::slot_offset;
a61af66fc99e Initial load duke parents: diff changeset	3119 int java_lang_reflect_Field::modifiers_offset;
a61af66fc99e Initial load duke parents: diff changeset	3120 int java_lang_reflect_Field::signature_offset;
a61af66fc99e Initial load duke parents: diff changeset	3121 int java_lang_reflect_Field::annotations_offset;
7457 35431a769282 8004823: Add VM support for type annotation reflection stefank parents: 7185 diff changeset	3122 int java_lang_reflect_Field::type_annotations_offset;
7462 ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	3123 int java_lang_reflect_Parameter::name_offset;
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	3124 int java_lang_reflect_Parameter::modifiers_offset;
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	3125 int java_lang_reflect_Parameter::index_offset;
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	3126 int java_lang_reflect_Parameter::executable_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3127 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	3128 int java_lang_boxing_object::long_value_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3129 int java_lang_ref_Reference::referent_offset;
a61af66fc99e Initial load duke parents: diff changeset	3130 int java_lang_ref_Reference::queue_offset;
a61af66fc99e Initial load duke parents: diff changeset	3131 int java_lang_ref_Reference::next_offset;
a61af66fc99e Initial load duke parents: diff changeset	3132 int java_lang_ref_Reference::discovered_offset;
a61af66fc99e Initial load duke parents: diff changeset	3133 int java_lang_ref_Reference::static_lock_offset;
a61af66fc99e Initial load duke parents: diff changeset	3134 int java_lang_ref_Reference::static_pending_offset;
a61af66fc99e Initial load duke parents: diff changeset	3135 int java_lang_ref_Reference::number_of_fake_oop_fields;
a61af66fc99e Initial load duke parents: diff changeset	3136 int java_lang_ref_SoftReference::timestamp_offset;
a61af66fc99e Initial load duke parents: diff changeset	3137 int java_lang_ref_SoftReference::static_clock_offset;
a61af66fc99e Initial load duke parents: diff changeset	3138 int java_lang_ClassLoader::parent_offset;
a61af66fc99e Initial load duke parents: diff changeset	3139 int java_lang_System::static_in_offset;
a61af66fc99e Initial load duke parents: diff changeset	3140 int java_lang_System::static_out_offset;
a61af66fc99e Initial load duke parents: diff changeset	3141 int java_lang_System::static_err_offset;
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3142 int java_lang_System::static_security_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3143 int java_lang_StackTraceElement::declaringClass_offset;
a61af66fc99e Initial load duke parents: diff changeset	3144 int java_lang_StackTraceElement::methodName_offset;
a61af66fc99e Initial load duke parents: diff changeset	3145 int java_lang_StackTraceElement::fileName_offset;
a61af66fc99e Initial load duke parents: diff changeset	3146 int java_lang_StackTraceElement::lineNumber_offset;
a61af66fc99e Initial load duke parents: diff changeset	3147 int java_lang_AssertionStatusDirectives::classes_offset;
a61af66fc99e Initial load duke parents: diff changeset	3148 int java_lang_AssertionStatusDirectives::classEnabled_offset;
a61af66fc99e Initial load duke parents: diff changeset	3149 int java_lang_AssertionStatusDirectives::packages_offset;
a61af66fc99e Initial load duke parents: diff changeset	3150 int java_lang_AssertionStatusDirectives::packageEnabled_offset;
a61af66fc99e Initial load duke parents: diff changeset	3151 int java_lang_AssertionStatusDirectives::deflt_offset;
a61af66fc99e Initial load duke parents: diff changeset	3152 int java_nio_Buffer::_limit_offset;
a61af66fc99e Initial load duke parents: diff changeset	3153 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	3154 int sun_reflect_ConstantPool::_oop_offset;
0 a61af66fc99e Initial load duke parents: diff changeset	3155 int sun_reflect_UnsafeStaticFieldAccessorImpl::_base_offset;
a61af66fc99e Initial load duke parents: diff changeset	3156
a61af66fc99e Initial load duke parents: diff changeset	3157
a61af66fc99e Initial load duke parents: diff changeset	3158 // Support for java_lang_StackTraceElement
a61af66fc99e Initial load duke parents: diff changeset	3159
a61af66fc99e Initial load duke parents: diff changeset	3160 void java_lang_StackTraceElement::set_fileName(oop element, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	3161 element->obj_field_put(fileName_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	3162 }
a61af66fc99e Initial load duke parents: diff changeset	3163
a61af66fc99e Initial load duke parents: diff changeset	3164 void java_lang_StackTraceElement::set_declaringClass(oop element, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	3165 element->obj_field_put(declaringClass_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	3166 }
a61af66fc99e Initial load duke parents: diff changeset	3167
a61af66fc99e Initial load duke parents: diff changeset	3168 void java_lang_StackTraceElement::set_methodName(oop element, oop value) {
a61af66fc99e Initial load duke parents: diff changeset	3169 element->obj_field_put(methodName_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	3170 }
a61af66fc99e Initial load duke parents: diff changeset	3171
a61af66fc99e Initial load duke parents: diff changeset	3172 void java_lang_StackTraceElement::set_lineNumber(oop element, int value) {
a61af66fc99e Initial load duke parents: diff changeset	3173 element->int_field_put(lineNumber_offset, value);
a61af66fc99e Initial load duke parents: diff changeset	3174 }
a61af66fc99e Initial load duke parents: diff changeset	3175
a61af66fc99e Initial load duke parents: diff changeset	3176
a61af66fc99e Initial load duke parents: diff changeset	3177 // Support for java Assertions - java_lang_AssertionStatusDirectives.
a61af66fc99e Initial load duke parents: diff changeset	3178
a61af66fc99e Initial load duke parents: diff changeset	3179 void java_lang_AssertionStatusDirectives::set_classes(oop o, oop val) {
a61af66fc99e Initial load duke parents: diff changeset	3180 o->obj_field_put(classes_offset, val);
a61af66fc99e Initial load duke parents: diff changeset	3181 }
a61af66fc99e Initial load duke parents: diff changeset	3182
a61af66fc99e Initial load duke parents: diff changeset	3183 void java_lang_AssertionStatusDirectives::set_classEnabled(oop o, oop val) {
a61af66fc99e Initial load duke parents: diff changeset	3184 o->obj_field_put(classEnabled_offset, val);
a61af66fc99e Initial load duke parents: diff changeset	3185 }
a61af66fc99e Initial load duke parents: diff changeset	3186
a61af66fc99e Initial load duke parents: diff changeset	3187 void java_lang_AssertionStatusDirectives::set_packages(oop o, oop val) {
a61af66fc99e Initial load duke parents: diff changeset	3188 o->obj_field_put(packages_offset, val);
a61af66fc99e Initial load duke parents: diff changeset	3189 }
a61af66fc99e Initial load duke parents: diff changeset	3190
a61af66fc99e Initial load duke parents: diff changeset	3191 void java_lang_AssertionStatusDirectives::set_packageEnabled(oop o, oop val) {
a61af66fc99e Initial load duke parents: diff changeset	3192 o->obj_field_put(packageEnabled_offset, val);
a61af66fc99e Initial load duke parents: diff changeset	3193 }
a61af66fc99e Initial load duke parents: diff changeset	3194
a61af66fc99e Initial load duke parents: diff changeset	3195 void java_lang_AssertionStatusDirectives::set_deflt(oop o, bool val) {
a61af66fc99e Initial load duke parents: diff changeset	3196 o->bool_field_put(deflt_offset, val);
a61af66fc99e Initial load duke parents: diff changeset	3197 }
a61af66fc99e Initial load duke parents: diff changeset	3198
a61af66fc99e Initial load duke parents: diff changeset	3199
a61af66fc99e Initial load duke parents: diff changeset	3200 // Support for intrinsification of java.nio.Buffer.checkIndex
a61af66fc99e Initial load duke parents: diff changeset	3201 int java_nio_Buffer::limit_offset() {
a61af66fc99e Initial load duke parents: diff changeset	3202 return _limit_offset;
a61af66fc99e Initial load duke parents: diff changeset	3203 }
a61af66fc99e Initial load duke parents: diff changeset	3204
a61af66fc99e Initial load duke parents: diff changeset	3205
a61af66fc99e Initial load duke parents: diff changeset	3206 void java_nio_Buffer::compute_offsets() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3207 Klass* k = SystemDictionary::nio_Buffer_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3208 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	3209 compute_offset(_limit_offset, k, vmSymbols::limit_name(), vmSymbols::int_signature());
0 a61af66fc99e Initial load duke parents: diff changeset	3210 }
a61af66fc99e Initial load duke parents: diff changeset	3211
a61af66fc99e Initial load duke parents: diff changeset	3212 void java_util_concurrent_locks_AbstractOwnableSynchronizer::initialize(TRAPS) {
a61af66fc99e Initial load duke parents: diff changeset	3213 if (_owner_offset != 0) return;
a61af66fc99e Initial load duke parents: diff changeset	3214
a61af66fc99e Initial load duke parents: diff changeset	3215 assert(JDK_Version::is_gte_jdk16x_version(), "Must be JDK 1.6 or later");
a61af66fc99e Initial load duke parents: diff changeset	3216 SystemDictionary::load_abstract_ownable_synchronizer_klass(CHECK);
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3217 Klass* k = SystemDictionary::abstract_ownable_synchronizer_klass();
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3218 compute_offset(_owner_offset, k,
0 a61af66fc99e Initial load duke parents: diff changeset	3219 vmSymbols::exclusive_owner_thread_name(), vmSymbols::thread_signature());
a61af66fc99e Initial load duke parents: diff changeset	3220 }
a61af66fc99e Initial load duke parents: diff changeset	3221
a61af66fc99e Initial load duke parents: diff changeset	3222 oop java_util_concurrent_locks_AbstractOwnableSynchronizer::get_owner_threadObj(oop obj) {
a61af66fc99e Initial load duke parents: diff changeset	3223 assert(_owner_offset != 0, "Must be initialized");
a61af66fc99e Initial load duke parents: diff changeset	3224 return obj->obj_field(_owner_offset);
a61af66fc99e Initial load duke parents: diff changeset	3225 }
a61af66fc99e Initial load duke parents: diff changeset	3226
a61af66fc99e Initial load duke parents: diff changeset	3227 // Compute hard-coded offsets
a61af66fc99e Initial load duke parents: diff changeset	3228 // Invoked before SystemDictionary::initialize, so pre-loaded classes
a61af66fc99e Initial load duke parents: diff changeset	3229 // are not available to determine the offset_of_static_fields.
a61af66fc99e Initial load duke parents: diff changeset	3230 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	3231 const int x = heapOopSize;
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	3232 const int header = instanceOopDesc::base_offset_in_bytes();
0 a61af66fc99e Initial load duke parents: diff changeset	3233
a61af66fc99e Initial load duke parents: diff changeset	3234 // Throwable Class
a61af66fc99e Initial load duke parents: diff changeset	3235 java_lang_Throwable::backtrace_offset = java_lang_Throwable::hc_backtrace_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3236 java_lang_Throwable::detailMessage_offset = java_lang_Throwable::hc_detailMessage_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3237 java_lang_Throwable::cause_offset = java_lang_Throwable::hc_cause_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3238 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	3239 java_lang_Throwable::static_unassigned_stacktrace_offset = java_lang_Throwable::hc_static_unassigned_stacktrace_offset * x;
0 a61af66fc99e Initial load duke parents: diff changeset	3240
a61af66fc99e Initial load duke parents: diff changeset	3241 // java_lang_boxing_object
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	3242 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	3243 java_lang_boxing_object::long_value_offset = align_size_up((java_lang_boxing_object::hc_value_offset + header), BytesPerLong);
0 a61af66fc99e Initial load duke parents: diff changeset	3244
a61af66fc99e Initial load duke parents: diff changeset	3245 // java_lang_ref_Reference:
a61af66fc99e Initial load duke parents: diff changeset	3246 java_lang_ref_Reference::referent_offset = java_lang_ref_Reference::hc_referent_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3247 java_lang_ref_Reference::queue_offset = java_lang_ref_Reference::hc_queue_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3248 java_lang_ref_Reference::next_offset = java_lang_ref_Reference::hc_next_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3249 java_lang_ref_Reference::discovered_offset = java_lang_ref_Reference::hc_discovered_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3250 java_lang_ref_Reference::static_lock_offset = java_lang_ref_Reference::hc_static_lock_offset * x;
a61af66fc99e Initial load duke parents: diff changeset	3251 java_lang_ref_Reference::static_pending_offset = java_lang_ref_Reference::hc_static_pending_offset * x;
a61af66fc99e Initial load duke parents: diff changeset	3252 // Artificial fields for java_lang_ref_Reference
a61af66fc99e Initial load duke parents: diff changeset	3253 // The first field is for the discovered field added in 1.4
a61af66fc99e Initial load duke parents: diff changeset	3254 java_lang_ref_Reference::number_of_fake_oop_fields = 1;
a61af66fc99e Initial load duke parents: diff changeset	3255
a61af66fc99e Initial load duke parents: diff changeset	3256 // 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	3257 java_lang_ref_SoftReference::timestamp_offset = align_size_up((java_lang_ref_SoftReference::hc_timestamp_offset * x + header), BytesPerLong);
0 a61af66fc99e Initial load duke parents: diff changeset	3258 // Don't multiply static fields because they are always in wordSize units
a61af66fc99e Initial load duke parents: diff changeset	3259 java_lang_ref_SoftReference::static_clock_offset = java_lang_ref_SoftReference::hc_static_clock_offset * x;
a61af66fc99e Initial load duke parents: diff changeset	3260
a61af66fc99e Initial load duke parents: diff changeset	3261 // java_lang_ClassLoader
a61af66fc99e Initial load duke parents: diff changeset	3262 java_lang_ClassLoader::parent_offset = java_lang_ClassLoader::hc_parent_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3263
a61af66fc99e Initial load duke parents: diff changeset	3264 // java_lang_System
a61af66fc99e Initial load duke parents: diff changeset	3265 java_lang_System::static_in_offset = java_lang_System::hc_static_in_offset * x;
a61af66fc99e Initial load duke parents: diff changeset	3266 java_lang_System::static_out_offset = java_lang_System::hc_static_out_offset * x;
a61af66fc99e Initial load duke parents: diff changeset	3267 java_lang_System::static_err_offset = java_lang_System::hc_static_err_offset * x;
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3268 java_lang_System::static_security_offset = java_lang_System::hc_static_security_offset * x;
0 a61af66fc99e Initial load duke parents: diff changeset	3269
a61af66fc99e Initial load duke parents: diff changeset	3270 // java_lang_StackTraceElement
a61af66fc99e Initial load duke parents: diff changeset	3271 java_lang_StackTraceElement::declaringClass_offset = java_lang_StackTraceElement::hc_declaringClass_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3272 java_lang_StackTraceElement::methodName_offset = java_lang_StackTraceElement::hc_methodName_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3273 java_lang_StackTraceElement::fileName_offset = java_lang_StackTraceElement::hc_fileName_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3274 java_lang_StackTraceElement::lineNumber_offset = java_lang_StackTraceElement::hc_lineNumber_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3275 java_lang_AssertionStatusDirectives::classes_offset = java_lang_AssertionStatusDirectives::hc_classes_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3276 java_lang_AssertionStatusDirectives::classEnabled_offset = java_lang_AssertionStatusDirectives::hc_classEnabled_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3277 java_lang_AssertionStatusDirectives::packages_offset = java_lang_AssertionStatusDirectives::hc_packages_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3278 java_lang_AssertionStatusDirectives::packageEnabled_offset = java_lang_AssertionStatusDirectives::hc_packageEnabled_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3279 java_lang_AssertionStatusDirectives::deflt_offset = java_lang_AssertionStatusDirectives::hc_deflt_offset * x + header;
a61af66fc99e Initial load duke parents: diff changeset	3280
a61af66fc99e Initial load duke parents: diff changeset	3281 }
a61af66fc99e Initial load duke parents: diff changeset	3282
a61af66fc99e Initial load duke parents: diff changeset	3283
a61af66fc99e Initial load duke parents: diff changeset	3284 // Compute non-hard-coded field offsets of all the classes in this file
a61af66fc99e Initial load duke parents: diff changeset	3285 void JavaClasses::compute_offsets() {
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3286 // java_lang_Class::compute_offsets was called earlier in bootstrap
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3287 java_lang_ClassLoader::compute_offsets();
0 a61af66fc99e Initial load duke parents: diff changeset	3288 java_lang_Thread::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3289 java_lang_ThreadGroup::compute_offsets();
2416 38fea01eb669 6817525: turn on method handle functionality by default for JSR 292 twisti parents: 2379 diff changeset	3290 if (EnableInvokeDynamic) {
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	3291 java_lang_invoke_MethodHandle::compute_offsets();
12010 ca0165daa6ec 7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments sspitsyn parents: 11020 diff changeset	3292 java_lang_invoke_DirectMethodHandle::compute_offsets();
2357 8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	3293 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	3294 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	3295 java_lang_invoke_MethodType::compute_offsets();
8033953d67ff 7012648: move JSR 292 to package java.lang.invoke and adjust names jrose parents: 2356 diff changeset	3296 java_lang_invoke_CallSite::compute_offsets();
726 be93aad57795 6655646: dynamic languages need dynamically linked call sites jrose parents: 710 diff changeset	3297 }
0 a61af66fc99e Initial load duke parents: diff changeset	3298 java_security_AccessControlContext::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3299 // Initialize reflection classes. The layouts of these classes
a61af66fc99e Initial load duke parents: diff changeset	3300 // changed with the new reflection implementation in JDK 1.4, and
a61af66fc99e Initial load duke parents: diff changeset	3301 // since the Universe doesn't know what JDK version it is until this
a61af66fc99e Initial load duke parents: diff changeset	3302 // point we defer computation of these offsets until now.
a61af66fc99e Initial load duke parents: diff changeset	3303 java_lang_reflect_AccessibleObject::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3304 java_lang_reflect_Method::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3305 java_lang_reflect_Constructor::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3306 java_lang_reflect_Field::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3307 if (JDK_Version::is_gte_jdk14x_version()) {
a61af66fc99e Initial load duke parents: diff changeset	3308 java_nio_Buffer::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3309 }
a61af66fc99e Initial load duke parents: diff changeset	3310 if (JDK_Version::is_gte_jdk15x_version()) {
a61af66fc99e Initial load duke parents: diff changeset	3311 sun_reflect_ConstantPool::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3312 sun_reflect_UnsafeStaticFieldAccessorImpl::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3313 }
7462 ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	3314 if (JDK_Version::is_jdk18x_version())
ade95d680b42 8004728: Add hotspot support for parameter reflection coleenp parents: 7458 diff changeset	3315 java_lang_reflect_Parameter::compute_offsets();
710 e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	3316
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	3317 // generated interpreter code wants to know about the offsets we just computed:
e5b0439ef4ae 6655638: dynamic languages need method handles jrose parents: 665 diff changeset	3318 AbstractAssembler::update_delayed_values();
0 a61af66fc99e Initial load duke parents: diff changeset	3319 }
a61af66fc99e Initial load duke parents: diff changeset	3320
a61af66fc99e Initial load duke parents: diff changeset	3321 #ifndef PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	3322
a61af66fc99e Initial load duke parents: diff changeset	3323 // These functions exist to assert the validity of hard-coded field offsets to guard
a61af66fc99e Initial load duke parents: diff changeset	3324 // against changes in the class files
a61af66fc99e Initial load duke parents: diff changeset	3325
a61af66fc99e Initial load duke parents: diff changeset	3326 bool JavaClasses::check_offset(const char klass_name, int hardcoded_offset, const char field_name, const char* field_sig) {
a61af66fc99e Initial load duke parents: diff changeset	3327 EXCEPTION_MARK;
a61af66fc99e Initial load duke parents: diff changeset	3328 fieldDescriptor fd;
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	3329 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	3330 Klass* k = SystemDictionary::resolve_or_fail(klass_sym, true, CATCH);
0 a61af66fc99e Initial load duke parents: diff changeset	3331 instanceKlassHandle h_klass (THREAD, k);
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	3332 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	3333 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	3334 if (!h_klass->find_local_field(f_name, f_sig, &fd)) {
0 a61af66fc99e Initial load duke parents: diff changeset	3335 tty->print_cr("Nonstatic field %s.%s not found", klass_name, field_name);
a61af66fc99e Initial load duke parents: diff changeset	3336 return false;
a61af66fc99e Initial load duke parents: diff changeset	3337 }
a61af66fc99e Initial load duke parents: diff changeset	3338 if (fd.is_static()) {
a61af66fc99e Initial load duke parents: diff changeset	3339 tty->print_cr("Nonstatic field %s.%s appears to be static", klass_name, field_name);
a61af66fc99e Initial load duke parents: diff changeset	3340 return false;
a61af66fc99e Initial load duke parents: diff changeset	3341 }
a61af66fc99e Initial load duke parents: diff changeset	3342 if (fd.offset() == hardcoded_offset ) {
a61af66fc99e Initial load duke parents: diff changeset	3343 return true;
a61af66fc99e Initial load duke parents: diff changeset	3344 } else {
a61af66fc99e Initial load duke parents: diff changeset	3345 tty->print_cr("Offset of nonstatic field %s.%s is hardcoded as %d but should really be %d.",
a61af66fc99e Initial load duke parents: diff changeset	3346 klass_name, field_name, hardcoded_offset, fd.offset());
a61af66fc99e Initial load duke parents: diff changeset	3347 return false;
a61af66fc99e Initial load duke parents: diff changeset	3348 }
a61af66fc99e Initial load duke parents: diff changeset	3349 }
a61af66fc99e Initial load duke parents: diff changeset	3350
a61af66fc99e Initial load duke parents: diff changeset	3351
a61af66fc99e Initial load duke parents: diff changeset	3352 bool JavaClasses::check_static_offset(const char klass_name, int hardcoded_offset, const char field_name, const char* field_sig) {
a61af66fc99e Initial load duke parents: diff changeset	3353 EXCEPTION_MARK;
a61af66fc99e Initial load duke parents: diff changeset	3354 fieldDescriptor fd;
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	3355 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	3356 Klass* k = SystemDictionary::resolve_or_fail(klass_sym, true, CATCH);
0 a61af66fc99e Initial load duke parents: diff changeset	3357 instanceKlassHandle h_klass (THREAD, k);
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	3358 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	3359 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	3360 if (!h_klass->find_local_field(f_name, f_sig, &fd)) {
0 a61af66fc99e Initial load duke parents: diff changeset	3361 tty->print_cr("Static field %s.%s not found", klass_name, field_name);
a61af66fc99e Initial load duke parents: diff changeset	3362 return false;
a61af66fc99e Initial load duke parents: diff changeset	3363 }
a61af66fc99e Initial load duke parents: diff changeset	3364 if (!fd.is_static()) {
a61af66fc99e Initial load duke parents: diff changeset	3365 tty->print_cr("Static field %s.%s appears to be nonstatic", klass_name, field_name);
a61af66fc99e Initial load duke parents: diff changeset	3366 return false;
a61af66fc99e Initial load duke parents: diff changeset	3367 }
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	3368 if (fd.offset() == hardcoded_offset + InstanceMirrorKlass::offset_of_static_fields()) {
0 a61af66fc99e Initial load duke parents: diff changeset	3369 return true;
a61af66fc99e Initial load duke parents: diff changeset	3370 } else {
6735 aed758eda82a 7195833: NPG: Rename instanceClassLoaderKlass, instanceRefKlass and instanceMirrorKlass coleenp parents: 6725 diff changeset	3371 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 a61af66fc99e Initial load duke parents: diff changeset	3372 return false;
a61af66fc99e Initial load duke parents: diff changeset	3373 }
a61af66fc99e Initial load duke parents: diff changeset	3374 }
a61af66fc99e Initial load duke parents: diff changeset	3375
a61af66fc99e Initial load duke parents: diff changeset	3376
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3377 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	3378 EXCEPTION_MARK;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3379 fieldDescriptor fd;
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	3380 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	3381 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	3382 instanceKlassHandle h_klass (THREAD, k);
2177 3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable coleenp parents: 1989 diff changeset	3383 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	3384 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	3385 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	3386 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	3387 return false;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3388 }
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3389 if (!fd.is_static() \|\| !fd.has_initial_value()) {
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3390 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	3391 return false;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3392 }
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3393 if (!fd.initial_value_tag().is_int()) {
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3394 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	3395 return false;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3396 }
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3397 jint field_value = fd.int_initial_value();
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3398 if (field_value == hardcoded_constant) {
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3399 return true;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3400 } else {
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3401 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	3402 return false;
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3403 }
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3404 }
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3405
60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3406
0 a61af66fc99e Initial load duke parents: diff changeset	3407 // Check the hard-coded field offsets of all the classes in this file
a61af66fc99e Initial load duke parents: diff changeset	3408
a61af66fc99e Initial load duke parents: diff changeset	3409 void JavaClasses::check_offsets() {
a61af66fc99e Initial load duke parents: diff changeset	3410 bool valid = true;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3411 HandleMark hm;
0 a61af66fc99e Initial load duke parents: diff changeset	3412
a61af66fc99e Initial load duke parents: diff changeset	3413 #define CHECK_OFFSET(klass_name, cpp_klass_name, field_name, field_sig) \
a61af66fc99e Initial load duke parents: diff changeset	3414 valid &= check_offset(klass_name, cpp_klass_name :: field_name ## _offset, #field_name, field_sig)
a61af66fc99e Initial load duke parents: diff changeset	3415
165 437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object kvn parents: 132 diff changeset	3416 #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	3417 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	3418
0 a61af66fc99e Initial load duke parents: diff changeset	3419 #define CHECK_STATIC_OFFSET(klass_name, cpp_klass_name, field_name, field_sig) \
a61af66fc99e Initial load duke parents: diff changeset	3420 valid &= check_static_offset(klass_name, cpp_klass_name :: static_ ## field_name ## _offset, #field_name, field_sig)
a61af66fc99e Initial load duke parents: diff changeset	3421
132 60b728ec77c1 6652736: well known classes in system dictionary are inefficiently processed jrose parents: 113 diff changeset	3422 #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	3423 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	3424
0 a61af66fc99e Initial load duke parents: diff changeset	3425 // java.lang.String
a61af66fc99e Initial load duke parents: diff changeset	3426
a61af66fc99e Initial load duke parents: diff changeset	3427 CHECK_OFFSET("java/lang/String", java_lang_String, value, "[C");
6057 8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3428 if (java_lang_String::has_offset_field()) {
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3429 CHECK_OFFSET("java/lang/String", java_lang_String, offset, "I");
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3430 CHECK_OFFSET("java/lang/String", java_lang_String, count, "I");
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3431 }
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3432 if (java_lang_String::has_hash_field()) {
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3433 CHECK_OFFSET("java/lang/String", java_lang_String, hash, "I");
8f972594effc 6924259: Remove String.count/String.offset kvn parents: 4817 diff changeset	3434 }
0 a61af66fc99e Initial load duke parents: diff changeset	3435
a61af66fc99e Initial load duke parents: diff changeset	3436 // java.lang.Class
a61af66fc99e Initial load duke parents: diff changeset	3437
a61af66fc99e Initial load duke parents: diff changeset	3438 // Fake fields
a61af66fc99e Initial load duke parents: diff changeset	3439 // CHECK_OFFSET("java/lang/Class", java_lang_Class, klass); // %%% this needs to be checked
a61af66fc99e Initial load duke parents: diff changeset	3440 // CHECK_OFFSET("java/lang/Class", java_lang_Class, array_klass); // %%% this needs to be checked
a61af66fc99e Initial load duke parents: diff changeset	3441
a61af66fc99e Initial load duke parents: diff changeset	3442 // java.lang.Throwable
a61af66fc99e Initial load duke parents: diff changeset	3443
a61af66fc99e Initial load duke parents: diff changeset	3444 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, backtrace, "Ljava/lang/Object;");
a61af66fc99e Initial load duke parents: diff changeset	3445 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, detailMessage, "Ljava/lang/String;");
a61af66fc99e Initial load duke parents: diff changeset	3446 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, cause, "Ljava/lang/Throwable;");
a61af66fc99e Initial load duke parents: diff changeset	3447 CHECK_OFFSET("java/lang/Throwable", java_lang_Throwable, stackTrace, "[Ljava/lang/StackTraceElement;");
a61af66fc99e Initial load duke parents: diff changeset	3448
a61af66fc99e Initial load duke parents: diff changeset	3449 // Boxed primitive objects (java_lang_boxing_object)
a61af66fc99e Initial load duke parents: diff changeset	3450
a61af66fc99e Initial load duke parents: diff changeset	3451 CHECK_OFFSET("java/lang/Boolean", java_lang_boxing_object, value, "Z");
a61af66fc99e Initial load duke parents: diff changeset	3452 CHECK_OFFSET("java/lang/Character", java_lang_boxing_object, value, "C");
a61af66fc99e Initial load duke parents: diff changeset	3453 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	3454 CHECK_LONG_OFFSET("java/lang/Double", java_lang_boxing_object, value, "D");
0 a61af66fc99e Initial load duke parents: diff changeset	3455 CHECK_OFFSET("java/lang/Byte", java_lang_boxing_object, value, "B");
a61af66fc99e Initial load duke parents: diff changeset	3456 CHECK_OFFSET("java/lang/Short", java_lang_boxing_object, value, "S");
a61af66fc99e Initial load duke parents: diff changeset	3457 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	3458 CHECK_LONG_OFFSET("java/lang/Long", java_lang_boxing_object, value, "J");
0 a61af66fc99e Initial load duke parents: diff changeset	3459
a61af66fc99e Initial load duke parents: diff changeset	3460 // java.lang.ClassLoader
a61af66fc99e Initial load duke parents: diff changeset	3461
a61af66fc99e Initial load duke parents: diff changeset	3462 CHECK_OFFSET("java/lang/ClassLoader", java_lang_ClassLoader, parent, "Ljava/lang/ClassLoader;");
a61af66fc99e Initial load duke parents: diff changeset	3463
a61af66fc99e Initial load duke parents: diff changeset	3464 // java.lang.System
a61af66fc99e Initial load duke parents: diff changeset	3465
a61af66fc99e Initial load duke parents: diff changeset	3466 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, in, "Ljava/io/InputStream;");
a61af66fc99e Initial load duke parents: diff changeset	3467 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, out, "Ljava/io/PrintStream;");
a61af66fc99e Initial load duke parents: diff changeset	3468 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, err, "Ljava/io/PrintStream;");
11010 b295e132102d 8001330: Improve on checking order mullan parents: 7629 diff changeset	3469 CHECK_STATIC_OFFSET("java/lang/System", java_lang_System, security, "Ljava/lang/SecurityManager;");
0 a61af66fc99e Initial load duke parents: diff changeset	3470
a61af66fc99e Initial load duke parents: diff changeset	3471 // java.lang.StackTraceElement
a61af66fc99e Initial load duke parents: diff changeset	3472
a61af66fc99e Initial load duke parents: diff changeset	3473 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, declaringClass, "Ljava/lang/String;");
a61af66fc99e Initial load duke parents: diff changeset	3474 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, methodName, "Ljava/lang/String;");
a61af66fc99e Initial load duke parents: diff changeset	3475 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, fileName, "Ljava/lang/String;");
a61af66fc99e Initial load duke parents: diff changeset	3476 CHECK_OFFSET("java/lang/StackTraceElement", java_lang_StackTraceElement, lineNumber, "I");
a61af66fc99e Initial load duke parents: diff changeset	3477
a61af66fc99e Initial load duke parents: diff changeset	3478 // java.lang.ref.Reference
a61af66fc99e Initial load duke parents: diff changeset	3479
a61af66fc99e Initial load duke parents: diff changeset	3480 CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, referent, "Ljava/lang/Object;");
a61af66fc99e Initial load duke parents: diff changeset	3481 CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, queue, "Ljava/lang/ref/ReferenceQueue;");
a61af66fc99e Initial load duke parents: diff changeset	3482 CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, next, "Ljava/lang/ref/Reference;");
a61af66fc99e Initial load duke parents: diff changeset	3483 // Fake field
a61af66fc99e Initial load duke parents: diff changeset	3484 //CHECK_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, discovered, "Ljava/lang/ref/Reference;");
a61af66fc99e Initial load duke parents: diff changeset	3485 CHECK_STATIC_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, lock, "Ljava/lang/ref/Reference$Lock;");
a61af66fc99e Initial load duke parents: diff changeset	3486 CHECK_STATIC_OFFSET("java/lang/ref/Reference", java_lang_ref_Reference, pending, "Ljava/lang/ref/Reference;");
a61af66fc99e Initial load duke parents: diff changeset	3487
a61af66fc99e Initial load duke parents: diff changeset	3488 // java.lang.ref.SoftReference
a61af66fc99e Initial load duke parents: diff changeset	3489
a61af66fc99e Initial load duke parents: diff changeset	3490 CHECK_OFFSET("java/lang/ref/SoftReference", java_lang_ref_SoftReference, timestamp, "J");
a61af66fc99e Initial load duke parents: diff changeset	3491 CHECK_STATIC_OFFSET("java/lang/ref/SoftReference", java_lang_ref_SoftReference, clock, "J");
a61af66fc99e Initial load duke parents: diff changeset	3492
a61af66fc99e Initial load duke parents: diff changeset	3493 // java.lang.AssertionStatusDirectives
a61af66fc99e Initial load duke parents: diff changeset	3494 //
a61af66fc99e Initial load duke parents: diff changeset	3495 // The CheckAssertionStatusDirectives boolean can be removed from here and
a61af66fc99e Initial load duke parents: diff changeset	3496 // globals.hpp after the AssertionStatusDirectives class has been integrated
a61af66fc99e Initial load duke parents: diff changeset	3497 // into merlin "for some time." Without it, the vm will fail with early
a61af66fc99e Initial load duke parents: diff changeset	3498 // merlin builds.
a61af66fc99e Initial load duke parents: diff changeset	3499
a61af66fc99e Initial load duke parents: diff changeset	3500 if (CheckAssertionStatusDirectives && JDK_Version::is_gte_jdk14x_version()) {
a61af66fc99e Initial load duke parents: diff changeset	3501 const char* nm = "java/lang/AssertionStatusDirectives";
a61af66fc99e Initial load duke parents: diff changeset	3502 const char* sig = "[Ljava/lang/String;";
a61af66fc99e Initial load duke parents: diff changeset	3503 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, classes, sig);
a61af66fc99e Initial load duke parents: diff changeset	3504 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, classEnabled, "[Z");
a61af66fc99e Initial load duke parents: diff changeset	3505 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, packages, sig);
a61af66fc99e Initial load duke parents: diff changeset	3506 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, packageEnabled, "[Z");
a61af66fc99e Initial load duke parents: diff changeset	3507 CHECK_OFFSET(nm, java_lang_AssertionStatusDirectives, deflt, "Z");
a61af66fc99e Initial load duke parents: diff changeset	3508 }
a61af66fc99e Initial load duke parents: diff changeset	3509
a61af66fc99e Initial load duke parents: diff changeset	3510 if (!valid) vm_exit_during_initialization("Hard-coded field offset verification failed");
a61af66fc99e Initial load duke parents: diff changeset	3511 }
a61af66fc99e Initial load duke parents: diff changeset	3512
a61af66fc99e Initial load duke parents: diff changeset	3513 #endif // PRODUCT
a61af66fc99e Initial load duke parents: diff changeset	3514
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3515 int InjectedField::compute_offset() {
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3516 Klass* klass_oop = klass();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3517 for (AllFieldStream fs(InstanceKlass::cast(klass_oop)); !fs.done(); fs.next()) {
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3518 if (!may_be_java && !fs.access_flags().is_internal()) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3519 // Only look at injected fields
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3520 continue;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3521 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3522 if (fs.name() == name() && fs.signature() == signature()) {
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3523 return fs.offset();
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3524 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3525 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3526 ResourceMark rm;
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3527 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	3528 #ifndef PRODUCT
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3529 klass_oop->print();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3530 tty->print_cr("all fields:");
6725 da91efe96a93 6964458: Reimplement class meta-data storage to use native memory coleenp parents: 6267 diff changeset	3531 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	3532 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	3533 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code twisti parents: 6224 diff changeset	3534 #endif //PRODUCT
3938 e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3535 fatal("Invalid layout of preloaded class");
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3536 return -1;
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3537 }
e6b1331a51d2 7086585: make Java field injection more flexible never parents: 3932 diff changeset	3538
0 a61af66fc99e Initial load duke parents: diff changeset	3539 void javaClasses_init() {
a61af66fc99e Initial load duke parents: diff changeset	3540 JavaClasses::compute_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3541 JavaClasses::check_offsets();
a61af66fc99e Initial load duke parents: diff changeset	3542 FilteredFieldsMap::initialize(); // must be done after computing offsets.
a61af66fc99e Initial load duke parents: diff changeset	3543 }

Mercurial > hg > graal-jvmci-8

annotate src/share/vm/classfile/javaClasses.cpp @ 17883:9428a0b94204