Mercurial > hg > truffle
annotate src/share/vm/memory/oopFactory.cpp @ 3229:4a6bda6cfe28
Fix for usages that are phi in rematerialization
author | Gilles Duboscq <gilles.duboscq@oracle.com> |
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date | Thu, 21 Jul 2011 11:32:22 +0200 |
parents | c7f3d0b4570f |
children | a92cdbac8b9e |
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0 | 1 /* |
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2 * Copyright (c) 1997, 2011, 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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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); | |
80 typeArrayOop result = type_asArrayKlass->allocate(length, THREAD); | |
81 return result; | |
82 } | |
83 | |
84 | |
85 objArrayOop oopFactory::new_objArray(klassOop klass, int length, TRAPS) { | |
86 assert(klass->is_klass(), "must be instance class"); | |
87 if (klass->klass_part()->oop_is_array()) { | |
88 return ((arrayKlass*)klass->klass_part())->allocate_arrayArray(1, length, THREAD); | |
89 } else { | |
90 assert (klass->klass_part()->oop_is_instance(), "new object array with klass not an instanceKlass"); | |
91 return ((instanceKlass*)klass->klass_part())->allocate_objArray(1, length, THREAD); | |
92 } | |
93 } | |
94 | |
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95 objArrayOop oopFactory::new_system_objArray(int length, TRAPS) { |
0 | 96 int size = objArrayOopDesc::object_size(length); |
97 KlassHandle klass (THREAD, Universe::systemObjArrayKlassObj()); | |
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98 objArrayOop o = (objArrayOop) |
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99 Universe::heap()->permanent_array_allocate(klass, size, length, CHECK_NULL); |
0 | 100 // initialization not needed, allocated cleared |
101 return o; | |
102 } | |
103 | |
104 | |
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105 constantPoolOop oopFactory::new_constantPool(int length, |
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106 bool is_conc_safe, |
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107 TRAPS) { |
0 | 108 constantPoolKlass* ck = constantPoolKlass::cast(Universe::constantPoolKlassObj()); |
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109 return ck->allocate(length, is_conc_safe, CHECK_NULL); |
0 | 110 } |
111 | |
112 | |
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113 constantPoolCacheOop oopFactory::new_constantPoolCache(int length, |
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114 TRAPS) { |
0 | 115 constantPoolCacheKlass* ck = constantPoolCacheKlass::cast(Universe::constantPoolCacheKlassObj()); |
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116 return ck->allocate(length, CHECK_NULL); |
0 | 117 } |
118 | |
119 | |
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120 klassOop oopFactory::new_instanceKlass(Symbol* name, int vtable_len, int itable_len, |
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121 int static_field_size, |
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122 unsigned int nonstatic_oop_map_count, |
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123 ReferenceType rt, TRAPS) { |
0 | 124 instanceKlassKlass* ikk = instanceKlassKlass::cast(Universe::instanceKlassKlassObj()); |
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125 return ikk->allocate_instance_klass(name, vtable_len, itable_len, static_field_size, nonstatic_oop_map_count, rt, CHECK_NULL); |
0 | 126 } |
127 | |
128 | |
129 constMethodOop oopFactory::new_constMethod(int byte_code_size, | |
130 int compressed_line_number_size, | |
131 int localvariable_table_length, | |
132 int checked_exceptions_length, | |
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133 bool is_conc_safe, |
0 | 134 TRAPS) { |
135 klassOop cmkObj = Universe::constMethodKlassObj(); | |
136 constMethodKlass* cmk = constMethodKlass::cast(cmkObj); | |
137 return cmk->allocate(byte_code_size, compressed_line_number_size, | |
138 localvariable_table_length, checked_exceptions_length, | |
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139 is_conc_safe, |
0 | 140 CHECK_NULL); |
141 } | |
142 | |
143 | |
144 methodOop oopFactory::new_method(int byte_code_size, AccessFlags access_flags, | |
145 int compressed_line_number_size, | |
146 int localvariable_table_length, | |
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147 int checked_exceptions_length, |
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148 bool is_conc_safe, |
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149 TRAPS) { |
0 | 150 methodKlass* mk = methodKlass::cast(Universe::methodKlassObj()); |
151 assert(!access_flags.is_native() || byte_code_size == 0, | |
152 "native methods should not contain byte codes"); | |
153 constMethodOop cm = new_constMethod(byte_code_size, | |
154 compressed_line_number_size, | |
155 localvariable_table_length, | |
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156 checked_exceptions_length, |
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157 is_conc_safe, CHECK_NULL); |
0 | 158 constMethodHandle rw(THREAD, cm); |
159 return mk->allocate(rw, access_flags, CHECK_NULL); | |
160 } | |
161 | |
162 | |
163 methodDataOop oopFactory::new_methodData(methodHandle method, TRAPS) { | |
164 methodDataKlass* mdk = methodDataKlass::cast(Universe::methodDataKlassObj()); | |
165 return mdk->allocate(method, CHECK_NULL); | |
166 } | |
167 | |
168 | |
169 compiledICHolderOop oopFactory::new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS) { | |
170 compiledICHolderKlass* ck = (compiledICHolderKlass*) Universe::compiledICHolderKlassObj()->klass_part(); | |
171 compiledICHolderOop c = ck->allocate(CHECK_NULL); | |
172 c->set_holder_method(method()); | |
173 c->set_holder_klass(klass()); | |
174 return c; | |
175 } |