oopFactory.cpp revision 1472:c18cbe5936b8 
1/*
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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23 */
24
25# include "incls/_precompiled.incl"
26# include "incls/_oopFactory.cpp.incl"
27
28
29typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) {
30  int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str);
31  typeArrayOop result = new_charArray(length, CHECK_NULL);
32  if (length > 0) {
33    UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length);
34  }
35  return result;
36}
37
38typeArrayOop oopFactory::new_permanent_charArray(int length, TRAPS) {
39  return typeArrayKlass::cast(Universe::charArrayKlassObj())->allocate_permanent(length, THREAD);
40}
41
42typeArrayOop oopFactory::new_permanent_byteArray(int length, TRAPS) {
43  return typeArrayKlass::cast(Universe::byteArrayKlassObj())->allocate_permanent(length, THREAD);
44}
45
46
47typeArrayOop oopFactory::new_permanent_shortArray(int length, TRAPS) {
48  return typeArrayKlass::cast(Universe::shortArrayKlassObj())->allocate_permanent(length, THREAD);
49}
50
51
52typeArrayOop oopFactory::new_permanent_intArray(int length, TRAPS) {
53  return typeArrayKlass::cast(Universe::intArrayKlassObj())->allocate_permanent(length, THREAD);
54}
55
56
57typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) {
58  klassOop type_asKlassOop = Universe::typeArrayKlassObj(type);
59  typeArrayKlass* type_asArrayKlass = typeArrayKlass::cast(type_asKlassOop);
60  typeArrayOop result = type_asArrayKlass->allocate(length, THREAD);
61  return result;
62}
63
64
65objArrayOop oopFactory::new_objArray(klassOop klass, int length, TRAPS) {
66  assert(klass->is_klass(), "must be instance class");
67  if (klass->klass_part()->oop_is_array()) {
68    return ((arrayKlass*)klass->klass_part())->allocate_arrayArray(1, length, THREAD);
69  } else {
70    assert (klass->klass_part()->oop_is_instance(), "new object array with klass not an instanceKlass");
71    return ((instanceKlass*)klass->klass_part())->allocate_objArray(1, length, THREAD);
72  }
73}
74
75objArrayOop oopFactory::new_system_objArray(int length, TRAPS) {
76  int size = objArrayOopDesc::object_size(length);
77  KlassHandle klass (THREAD, Universe::systemObjArrayKlassObj());
78  objArrayOop o = (objArrayOop)
79    Universe::heap()->permanent_array_allocate(klass, size, length, CHECK_NULL);
80  // initialization not needed, allocated cleared
81  return o;
82}
83
84
85constantPoolOop oopFactory::new_constantPool(int length,
86                                             bool is_conc_safe,
87                                             TRAPS) {
88  constantPoolKlass* ck = constantPoolKlass::cast(Universe::constantPoolKlassObj());
89  return ck->allocate(length, is_conc_safe, CHECK_NULL);
90}
91
92
93constantPoolCacheOop oopFactory::new_constantPoolCache(int length,
94                                                       bool is_conc_safe,
95                                                       TRAPS) {
96  constantPoolCacheKlass* ck = constantPoolCacheKlass::cast(Universe::constantPoolCacheKlassObj());
97  return ck->allocate(length, is_conc_safe, CHECK_NULL);
98}
99
100
101klassOop oopFactory::new_instanceKlass(int vtable_len, int itable_len,
102                                       int static_field_size,
103                                       unsigned int nonstatic_oop_map_count,
104                                       ReferenceType rt, TRAPS) {
105  instanceKlassKlass* ikk = instanceKlassKlass::cast(Universe::instanceKlassKlassObj());
106  return ikk->allocate_instance_klass(vtable_len, itable_len, static_field_size, nonstatic_oop_map_count, rt, CHECK_NULL);
107}
108
109
110constMethodOop oopFactory::new_constMethod(int byte_code_size,
111                                           int compressed_line_number_size,
112                                           int localvariable_table_length,
113                                           int checked_exceptions_length,
114                                           bool is_conc_safe,
115                                           TRAPS) {
116  klassOop cmkObj = Universe::constMethodKlassObj();
117  constMethodKlass* cmk = constMethodKlass::cast(cmkObj);
118  return cmk->allocate(byte_code_size, compressed_line_number_size,
119                       localvariable_table_length, checked_exceptions_length,
120                       is_conc_safe,
121                       CHECK_NULL);
122}
123
124
125methodOop oopFactory::new_method(int byte_code_size, AccessFlags access_flags,
126                                 int compressed_line_number_size,
127                                 int localvariable_table_length,
128                                 int checked_exceptions_length,
129                                 bool is_conc_safe,
130                                 TRAPS) {
131  methodKlass* mk = methodKlass::cast(Universe::methodKlassObj());
132  assert(!access_flags.is_native() || byte_code_size == 0,
133         "native methods should not contain byte codes");
134  constMethodOop cm = new_constMethod(byte_code_size,
135                                      compressed_line_number_size,
136                                      localvariable_table_length,
137                                      checked_exceptions_length,
138                                      is_conc_safe, CHECK_NULL);
139  constMethodHandle rw(THREAD, cm);
140  return mk->allocate(rw, access_flags, CHECK_NULL);
141}
142
143
144methodDataOop oopFactory::new_methodData(methodHandle method, TRAPS) {
145  methodDataKlass* mdk = methodDataKlass::cast(Universe::methodDataKlassObj());
146  return mdk->allocate(method, CHECK_NULL);
147}
148
149
150compiledICHolderOop oopFactory::new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS) {
151  compiledICHolderKlass* ck = (compiledICHolderKlass*) Universe::compiledICHolderKlassObj()->klass_part();
152  compiledICHolderOop c = ck->allocate(CHECK_NULL);
153  c->set_holder_method(method());
154  c->set_holder_klass(klass());
155  return c;
156}
157