< prev index next >

src/hotspot/share/memory/oopFactory.cpp

Print this page

 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  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *
 23  */
 24 
 25 #include "classfile/javaClasses.hpp"
 26 #include "classfile/symbolTable.hpp"
 27 #include "classfile/vmSymbols.hpp"
 28 #include "gc/shared/collectedHeap.inline.hpp"
 29 #include "memory/oopFactory.hpp"
 30 #include "memory/resourceArea.hpp"
 31 #include "memory/universe.hpp"



 32 #include "oops/instanceKlass.hpp"
 33 #include "oops/instanceOop.hpp"
 34 #include "oops/objArrayKlass.hpp"

 35 #include "oops/objArrayOop.hpp"
 36 #include "oops/oop.inline.hpp"
 37 #include "oops/typeArrayKlass.hpp"
 38 #include "oops/typeArrayOop.inline.hpp"
 39 #include "runtime/handles.inline.hpp"
 40 #include "utilities/utf8.hpp"
 41 
 42 typeArrayOop oopFactory::new_boolArray(int length, TRAPS) {
 43   return Universe::boolArrayKlass()->allocate(length, THREAD);
 44 }
 45 
 46 typeArrayOop oopFactory::new_charArray(int length, TRAPS) {
 47   return Universe::charArrayKlass()->allocate(length, THREAD);
 48 }
 49 
 50 typeArrayOop oopFactory::new_floatArray(int length, TRAPS) {
 51   return Universe::floatArrayKlass()->allocate(length, THREAD);
 52 }
 53 
 54 typeArrayOop oopFactory::new_doubleArray(int length, TRAPS) {

 98 typeArrayOop oopFactory::new_symbolArray(int length, TRAPS) {
 99   BasicType type = LP64_ONLY(T_LONG) NOT_LP64(T_INT);
100   return new_typeArray(type, length, THREAD);
101 }
102 
103 typeArrayOop oopFactory::new_typeArray_nozero(BasicType type, int length, TRAPS) {
104   TypeArrayKlass* klass = Universe::typeArrayKlass(type);
105   return klass->allocate_common(length, false, THREAD);
106 }
107 
108 
109 objArrayOop oopFactory::new_objArray(Klass* klass, int length, TRAPS) {
110   assert(klass->is_klass(), "must be instance class");
111   if (klass->is_array_klass()) {
112     return ArrayKlass::cast(klass)->allocate_arrayArray(1, length, THREAD);
113   } else {
114     return InstanceKlass::cast(klass)->allocate_objArray(1, length, THREAD);
115   }
116 }
117 













































118 objArrayHandle oopFactory::new_objArray_handle(Klass* klass, int length, TRAPS) {
119   objArrayOop obj = new_objArray(klass, length, CHECK_(objArrayHandle()));
120   return objArrayHandle(THREAD, obj);
121 }

 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  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *
 23  */
 24 
 25 #include "classfile/javaClasses.hpp"
 26 #include "classfile/symbolTable.hpp"
 27 #include "classfile/vmSymbols.hpp"
 28 #include "gc/shared/collectedHeap.inline.hpp"
 29 #include "memory/oopFactory.hpp"
 30 #include "memory/resourceArea.hpp"
 31 #include "memory/universe.hpp"
 32 #include "oops/flatArrayKlass.hpp"
 33 #include "oops/flatArrayOop.inline.hpp"
 34 #include "oops/flatArrayOop.hpp"
 35 #include "oops/instanceKlass.hpp"
 36 #include "oops/instanceOop.hpp"
 37 #include "oops/objArrayKlass.hpp"
 38 #include "oops/objArrayOop.inline.hpp"
 39 #include "oops/objArrayOop.hpp"
 40 #include "oops/oop.inline.hpp"
 41 #include "oops/typeArrayKlass.hpp"
 42 #include "oops/typeArrayOop.inline.hpp"
 43 #include "runtime/handles.inline.hpp"
 44 #include "utilities/utf8.hpp"
 45 
 46 typeArrayOop oopFactory::new_boolArray(int length, TRAPS) {
 47   return Universe::boolArrayKlass()->allocate(length, THREAD);
 48 }
 49 
 50 typeArrayOop oopFactory::new_charArray(int length, TRAPS) {
 51   return Universe::charArrayKlass()->allocate(length, THREAD);
 52 }
 53 
 54 typeArrayOop oopFactory::new_floatArray(int length, TRAPS) {
 55   return Universe::floatArrayKlass()->allocate(length, THREAD);
 56 }
 57 
 58 typeArrayOop oopFactory::new_doubleArray(int length, TRAPS) {

102 typeArrayOop oopFactory::new_symbolArray(int length, TRAPS) {
103   BasicType type = LP64_ONLY(T_LONG) NOT_LP64(T_INT);
104   return new_typeArray(type, length, THREAD);
105 }
106 
107 typeArrayOop oopFactory::new_typeArray_nozero(BasicType type, int length, TRAPS) {
108   TypeArrayKlass* klass = Universe::typeArrayKlass(type);
109   return klass->allocate_common(length, false, THREAD);
110 }
111 
112 
113 objArrayOop oopFactory::new_objArray(Klass* klass, int length, TRAPS) {
114   assert(klass->is_klass(), "must be instance class");
115   if (klass->is_array_klass()) {
116     return ArrayKlass::cast(klass)->allocate_arrayArray(1, length, THREAD);
117   } else {
118     return InstanceKlass::cast(klass)->allocate_objArray(1, length, THREAD);
119   }
120 }
121 
122 objArrayOop oopFactory::new_null_free_objArray(Klass* k, int length, TRAPS) {
123   InlineKlass* klass = InlineKlass::cast(k);
124   ObjArrayKlass* array_klass = klass->null_free_reference_array(CHECK_NULL);
125 
126   assert(array_klass->is_objArray_klass(), "Must be");
127   assert(array_klass->is_null_free_array_klass(), "Must be");
128 
129   objArrayOop oop = array_klass->allocate(length, CHECK_NULL);
130 
131   assert(oop == nullptr || oop->is_objArray(), "Sanity");
132   assert(oop == nullptr || oop->klass()->is_null_free_array_klass(), "Sanity");
133 
134   return oop;
135 }
136 
137 flatArrayOop oopFactory::new_flatArray(Klass* k, int length, LayoutKind lk, TRAPS) {
138   InlineKlass* klass = InlineKlass::cast(k);
139   Klass* array_klass = klass->flat_array_klass(lk, CHECK_NULL);
140 
141   assert(array_klass->is_flatArray_klass(), "Must be");
142 
143   flatArrayOop oop = FlatArrayKlass::cast(array_klass)->allocate(length, lk, CHECK_NULL);
144   assert(oop == nullptr || oop->is_flatArray(), "sanity");
145   assert(oop == nullptr || oop->klass()->is_flatArray_klass(), "sanity");
146 
147   return oop;
148 }
149 
150 objArrayHandle oopFactory::copy_flatArray_to_objArray(flatArrayHandle array, TRAPS) {
151   int len = array->length();
152   FlatArrayKlass* vak = FlatArrayKlass::cast(array->klass());
153   objArrayOop oarray = new_objectArray(array->length(), CHECK_(objArrayHandle()));
154   objArrayHandle oarrayh(THREAD, oarray);
155   vak->copy_array(array(), 0, oarrayh(), 0, len, CHECK_(objArrayHandle()));
156   return oarrayh;
157 }
158 
159 objArrayHandle  oopFactory::ensure_objArray(oop array, TRAPS) {
160   if (array != nullptr && array->is_flatArray()) {
161     return copy_flatArray_to_objArray(flatArrayHandle(THREAD, flatArrayOop(array)), THREAD);
162   } else {
163     return objArrayHandle(THREAD, objArrayOop(array));
164   }
165 }
166 
167 objArrayHandle oopFactory::new_objArray_handle(Klass* klass, int length, TRAPS) {
168   objArrayOop obj = new_objArray(klass, length, CHECK_(objArrayHandle()));
169   return objArrayHandle(THREAD, obj);
170 }
< prev index next >