Mercurial > hg > truffle
annotate src/share/vm/memory/oopFactory.cpp @ 6213:8150fa46d2ed
7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
Summary: Change constMethodOop::_exception_table to optionally inlined u2 table.
Reviewed-by: bdelsart, coleenp, kamg
| author | jiangli |
|---|---|
| date | Tue, 26 Jun 2012 19:08:44 -0400 |
| parents | 8bafad97cd26 |
| children | da91efe96a93 |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
5998
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
3961
diff
changeset
|
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
939
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
939
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:
939
diff
changeset
|
21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "classfile/javaClasses.hpp" | |
| 27 #include "classfile/symbolTable.hpp" | |
| 28 #include "classfile/systemDictionary.hpp" | |
| 29 #include "classfile/vmSymbols.hpp" | |
| 30 #include "gc_interface/collectedHeap.inline.hpp" | |
| 31 #include "memory/oopFactory.hpp" | |
| 32 #include "memory/resourceArea.hpp" | |
| 33 #include "memory/universe.inline.hpp" | |
| 34 #include "oops/compiledICHolderKlass.hpp" | |
| 35 #include "oops/constMethodKlass.hpp" | |
| 36 #include "oops/constantPoolKlass.hpp" | |
| 37 #include "oops/cpCacheKlass.hpp" | |
| 38 #include "oops/instanceKlass.hpp" | |
| 39 #include "oops/instanceKlassKlass.hpp" | |
| 40 #include "oops/instanceOop.hpp" | |
| 41 #include "oops/klassKlass.hpp" | |
| 42 #include "oops/klassOop.hpp" | |
| 43 #include "oops/methodDataKlass.hpp" | |
| 44 #include "oops/methodKlass.hpp" | |
| 45 #include "oops/objArrayOop.hpp" | |
| 46 #include "oops/oop.inline.hpp" | |
| 0 | 47 |
| 48 | |
| 49 typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) { | |
| 50 int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str); | |
| 51 typeArrayOop result = new_charArray(length, CHECK_NULL); | |
| 52 if (length > 0) { | |
| 53 UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length); | |
| 54 } | |
| 55 return result; | |
| 56 } | |
| 57 | |
| 58 typeArrayOop oopFactory::new_permanent_charArray(int length, TRAPS) { | |
| 59 return typeArrayKlass::cast(Universe::charArrayKlassObj())->allocate_permanent(length, THREAD); | |
| 60 } | |
| 61 | |
| 62 typeArrayOop oopFactory::new_permanent_byteArray(int length, TRAPS) { | |
| 63 return typeArrayKlass::cast(Universe::byteArrayKlassObj())->allocate_permanent(length, THREAD); | |
| 64 } | |
| 65 | |
| 66 | |
| 67 typeArrayOop oopFactory::new_permanent_shortArray(int length, TRAPS) { | |
| 68 return typeArrayKlass::cast(Universe::shortArrayKlassObj())->allocate_permanent(length, THREAD); | |
| 69 } | |
| 70 | |
| 71 | |
| 72 typeArrayOop oopFactory::new_permanent_intArray(int length, TRAPS) { | |
| 73 return typeArrayKlass::cast(Universe::intArrayKlassObj())->allocate_permanent(length, THREAD); | |
| 74 } | |
| 75 | |
| 76 | |
| 77 typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) { | |
| 78 klassOop type_asKlassOop = Universe::typeArrayKlassObj(type); | |
| 79 typeArrayKlass* type_asArrayKlass = typeArrayKlass::cast(type_asKlassOop); | |
|
3961
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
80 typeArrayOop result = type_asArrayKlass->allocate_common(length, true, THREAD); |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
81 return result; |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
82 } |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
83 |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
84 typeArrayOop oopFactory::new_typeArray_nozero(BasicType type, int length, TRAPS) { |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
85 klassOop type_asKlassOop = Universe::typeArrayKlassObj(type); |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
86 typeArrayKlass* type_asArrayKlass = typeArrayKlass::cast(type_asKlassOop); |
|
a92cdbac8b9e
7081933: Use zeroing elimination optimization for large array
kvn
parents:
2376
diff
changeset
|
87 typeArrayOop result = type_asArrayKlass->allocate_common(length, false, THREAD); |
| 0 | 88 return result; |
| 89 } | |
| 90 | |
| 91 | |
| 92 objArrayOop oopFactory::new_objArray(klassOop klass, int length, TRAPS) { | |
| 93 assert(klass->is_klass(), "must be instance class"); | |
| 94 if (klass->klass_part()->oop_is_array()) { | |
| 95 return ((arrayKlass*)klass->klass_part())->allocate_arrayArray(1, length, THREAD); | |
| 96 } else { | |
| 97 assert (klass->klass_part()->oop_is_instance(), "new object array with klass not an instanceKlass"); | |
| 98 return ((instanceKlass*)klass->klass_part())->allocate_objArray(1, length, THREAD); | |
| 99 } | |
| 100 } | |
| 101 | |
|
2267
02f78cfa4656
7020992: jmm_DumpThreads should not allocate system object arrays outside the perm gen
stefank
parents:
2230
diff
changeset
|
102 objArrayOop oopFactory::new_system_objArray(int length, TRAPS) { |
| 0 | 103 int size = objArrayOopDesc::object_size(length); |
| 104 KlassHandle klass (THREAD, Universe::systemObjArrayKlassObj()); | |
|
2267
02f78cfa4656
7020992: jmm_DumpThreads should not allocate system object arrays outside the perm gen
stefank
parents:
2230
diff
changeset
|
105 objArrayOop o = (objArrayOop) |
|
02f78cfa4656
7020992: jmm_DumpThreads should not allocate system object arrays outside the perm gen
stefank
parents:
2230
diff
changeset
|
106 Universe::heap()->permanent_array_allocate(klass, size, length, CHECK_NULL); |
| 0 | 107 // initialization not needed, allocated cleared |
| 108 return o; | |
| 109 } | |
| 110 | |
| 111 | |
|
518
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
112 constantPoolOop oopFactory::new_constantPool(int length, |
|
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
113 bool is_conc_safe, |
|
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
114 TRAPS) { |
| 0 | 115 constantPoolKlass* ck = constantPoolKlass::cast(Universe::constantPoolKlassObj()); |
|
518
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
116 return ck->allocate(length, is_conc_safe, CHECK_NULL); |
| 0 | 117 } |
| 118 | |
| 119 | |
|
542
9a25e0c45327
6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)
jmasa
parents:
518
diff
changeset
|
120 constantPoolCacheOop oopFactory::new_constantPoolCache(int length, |
|
9a25e0c45327
6792421: assert(_bitMap->isMarked(addr+size-1),inconsistent Printezis mark)
jmasa
parents:
518
diff
changeset
|
121 TRAPS) { |
| 0 | 122 constantPoolCacheKlass* ck = constantPoolCacheKlass::cast(Universe::constantPoolCacheKlassObj()); |
|
2226
c5a923563727
6912621: iCMS: Error: assert(_markBitMap.isMarked(addr + 1),"Missing Printezis bit?")
ysr
parents:
1972
diff
changeset
|
123 return ck->allocate(length, CHECK_NULL); |
| 0 | 124 } |
| 125 | |
| 126 | |
|
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2267
diff
changeset
|
127 klassOop oopFactory::new_instanceKlass(Symbol* name, int vtable_len, int itable_len, |
|
939
9eebd3ac74cf
6845368: large objects cause a crash or unexpected exception
jcoomes
parents:
938
diff
changeset
|
128 int static_field_size, |
|
9eebd3ac74cf
6845368: large objects cause a crash or unexpected exception
jcoomes
parents:
938
diff
changeset
|
129 unsigned int nonstatic_oop_map_count, |
|
5998
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
3961
diff
changeset
|
130 AccessFlags access_flags, |
|
6038
8bafad97cd26
7158552: The instanceKlsss::_host_klass is only needed for anonymous class for JSR 292 support.
jiangli
parents:
5998
diff
changeset
|
131 ReferenceType rt, |
|
8bafad97cd26
7158552: The instanceKlsss::_host_klass is only needed for anonymous class for JSR 292 support.
jiangli
parents:
5998
diff
changeset
|
132 KlassHandle host_klass, TRAPS) { |
| 0 | 133 instanceKlassKlass* ikk = instanceKlassKlass::cast(Universe::instanceKlassKlassObj()); |
|
5998
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
3961
diff
changeset
|
134 return ikk->allocate_instance_klass(name, vtable_len, itable_len, |
|
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
3961
diff
changeset
|
135 static_field_size, nonstatic_oop_map_count, |
|
6038
8bafad97cd26
7158552: The instanceKlsss::_host_klass is only needed for anonymous class for JSR 292 support.
jiangli
parents:
5998
diff
changeset
|
136 access_flags, rt, host_klass, CHECK_NULL); |
| 0 | 137 } |
| 138 | |
| 139 | |
| 140 constMethodOop oopFactory::new_constMethod(int byte_code_size, | |
| 141 int compressed_line_number_size, | |
| 142 int localvariable_table_length, | |
|
6213
8150fa46d2ed
7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
jiangli
parents:
6038
diff
changeset
|
143 int exception_table_length, |
| 0 | 144 int checked_exceptions_length, |
|
518
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
145 bool is_conc_safe, |
| 0 | 146 TRAPS) { |
| 147 klassOop cmkObj = Universe::constMethodKlassObj(); | |
| 148 constMethodKlass* cmk = constMethodKlass::cast(cmkObj); | |
| 149 return cmk->allocate(byte_code_size, compressed_line_number_size, | |
|
6213
8150fa46d2ed
7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
jiangli
parents:
6038
diff
changeset
|
150 localvariable_table_length, exception_table_length, |
|
8150fa46d2ed
7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
jiangli
parents:
6038
diff
changeset
|
151 checked_exceptions_length, is_conc_safe, |
| 0 | 152 CHECK_NULL); |
| 153 } | |
| 154 | |
| 155 | |
| 156 methodOop oopFactory::new_method(int byte_code_size, AccessFlags access_flags, | |
| 157 int compressed_line_number_size, | |
| 158 int localvariable_table_length, | |
|
6213
8150fa46d2ed
7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
jiangli
parents:
6038
diff
changeset
|
159 int exception_table_length, |
|
518
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
160 int checked_exceptions_length, |
|
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
161 bool is_conc_safe, |
|
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
162 TRAPS) { |
| 0 | 163 methodKlass* mk = methodKlass::cast(Universe::methodKlassObj()); |
| 164 assert(!access_flags.is_native() || byte_code_size == 0, | |
| 165 "native methods should not contain byte codes"); | |
| 166 constMethodOop cm = new_constMethod(byte_code_size, | |
| 167 compressed_line_number_size, | |
| 168 localvariable_table_length, | |
|
6213
8150fa46d2ed
7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
jiangli
parents:
6038
diff
changeset
|
169 exception_table_length, |
|
518
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
170 checked_exceptions_length, |
|
0af8b0718fc9
6692899: CMS: many vm.parallel_class_loading tests fail with assert "missing Printezis mark"
jmasa
parents:
0
diff
changeset
|
171 is_conc_safe, CHECK_NULL); |
| 0 | 172 constMethodHandle rw(THREAD, cm); |
| 173 return mk->allocate(rw, access_flags, CHECK_NULL); | |
| 174 } | |
| 175 | |
| 176 | |
| 177 methodDataOop oopFactory::new_methodData(methodHandle method, TRAPS) { | |
| 178 methodDataKlass* mdk = methodDataKlass::cast(Universe::methodDataKlassObj()); | |
| 179 return mdk->allocate(method, CHECK_NULL); | |
| 180 } | |
| 181 | |
| 182 | |
| 183 compiledICHolderOop oopFactory::new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS) { | |
| 184 compiledICHolderKlass* ck = (compiledICHolderKlass*) Universe::compiledICHolderKlassObj()->klass_part(); | |
| 185 compiledICHolderOop c = ck->allocate(CHECK_NULL); | |
| 186 c->set_holder_method(method()); | |
| 187 c->set_holder_klass(klass()); | |
| 188 return c; | |
| 189 } |