Mercurial > hg > truffle
view src/share/vm/memory/oopFactory.cpp @ 6308:1bb742086acd
Merge
author | Gilles Duboscq <duboscq@ssw.jku.at> |
---|---|
date | Mon, 03 Sep 2012 12:52:41 +0200 |
parents | 8150fa46d2ed |
children | da91efe96a93 |
line wrap: on
line source
/* * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include "precompiled.hpp" #include "classfile/javaClasses.hpp" #include "classfile/symbolTable.hpp" #include "classfile/systemDictionary.hpp" #include "classfile/vmSymbols.hpp" #include "gc_interface/collectedHeap.inline.hpp" #include "memory/oopFactory.hpp" #include "memory/resourceArea.hpp" #include "memory/universe.inline.hpp" #include "oops/compiledICHolderKlass.hpp" #include "oops/constMethodKlass.hpp" #include "oops/constantPoolKlass.hpp" #include "oops/cpCacheKlass.hpp" #include "oops/instanceKlass.hpp" #include "oops/instanceKlassKlass.hpp" #include "oops/instanceOop.hpp" #include "oops/klassKlass.hpp" #include "oops/klassOop.hpp" #include "oops/methodDataKlass.hpp" #include "oops/methodKlass.hpp" #include "oops/objArrayOop.hpp" #include "oops/oop.inline.hpp" typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) { int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str); typeArrayOop result = new_charArray(length, CHECK_NULL); if (length > 0) { UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length); } return result; } typeArrayOop oopFactory::new_permanent_charArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::charArrayKlassObj())->allocate_permanent(length, THREAD); } typeArrayOop oopFactory::new_permanent_byteArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::byteArrayKlassObj())->allocate_permanent(length, THREAD); } typeArrayOop oopFactory::new_permanent_shortArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::shortArrayKlassObj())->allocate_permanent(length, THREAD); } typeArrayOop oopFactory::new_permanent_intArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::intArrayKlassObj())->allocate_permanent(length, THREAD); } typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) { klassOop type_asKlassOop = Universe::typeArrayKlassObj(type); typeArrayKlass* type_asArrayKlass = typeArrayKlass::cast(type_asKlassOop); typeArrayOop result = type_asArrayKlass->allocate_common(length, true, THREAD); return result; } typeArrayOop oopFactory::new_typeArray_nozero(BasicType type, int length, TRAPS) { klassOop type_asKlassOop = Universe::typeArrayKlassObj(type); typeArrayKlass* type_asArrayKlass = typeArrayKlass::cast(type_asKlassOop); typeArrayOop result = type_asArrayKlass->allocate_common(length, false, THREAD); return result; } objArrayOop oopFactory::new_objArray(klassOop klass, int length, TRAPS) { assert(klass->is_klass(), "must be instance class"); if (klass->klass_part()->oop_is_array()) { return ((arrayKlass*)klass->klass_part())->allocate_arrayArray(1, length, THREAD); } else { assert (klass->klass_part()->oop_is_instance(), "new object array with klass not an instanceKlass"); return ((instanceKlass*)klass->klass_part())->allocate_objArray(1, length, THREAD); } } objArrayOop oopFactory::new_system_objArray(int length, TRAPS) { int size = objArrayOopDesc::object_size(length); KlassHandle klass (THREAD, Universe::systemObjArrayKlassObj()); objArrayOop o = (objArrayOop) Universe::heap()->permanent_array_allocate(klass, size, length, CHECK_NULL); // initialization not needed, allocated cleared return o; } constantPoolOop oopFactory::new_constantPool(int length, bool is_conc_safe, TRAPS) { constantPoolKlass* ck = constantPoolKlass::cast(Universe::constantPoolKlassObj()); return ck->allocate(length, is_conc_safe, CHECK_NULL); } constantPoolCacheOop oopFactory::new_constantPoolCache(int length, TRAPS) { constantPoolCacheKlass* ck = constantPoolCacheKlass::cast(Universe::constantPoolCacheKlassObj()); return ck->allocate(length, CHECK_NULL); } klassOop oopFactory::new_instanceKlass(Symbol* name, int vtable_len, int itable_len, int static_field_size, unsigned int nonstatic_oop_map_count, AccessFlags access_flags, ReferenceType rt, KlassHandle host_klass, TRAPS) { instanceKlassKlass* ikk = instanceKlassKlass::cast(Universe::instanceKlassKlassObj()); return ikk->allocate_instance_klass(name, vtable_len, itable_len, static_field_size, nonstatic_oop_map_count, access_flags, rt, host_klass, CHECK_NULL); } constMethodOop oopFactory::new_constMethod(int byte_code_size, int compressed_line_number_size, int localvariable_table_length, int exception_table_length, int checked_exceptions_length, bool is_conc_safe, TRAPS) { klassOop cmkObj = Universe::constMethodKlassObj(); constMethodKlass* cmk = constMethodKlass::cast(cmkObj); return cmk->allocate(byte_code_size, compressed_line_number_size, localvariable_table_length, exception_table_length, checked_exceptions_length, is_conc_safe, CHECK_NULL); } methodOop oopFactory::new_method(int byte_code_size, AccessFlags access_flags, int compressed_line_number_size, int localvariable_table_length, int exception_table_length, int checked_exceptions_length, bool is_conc_safe, TRAPS) { methodKlass* mk = methodKlass::cast(Universe::methodKlassObj()); assert(!access_flags.is_native() || byte_code_size == 0, "native methods should not contain byte codes"); constMethodOop cm = new_constMethod(byte_code_size, compressed_line_number_size, localvariable_table_length, exception_table_length, checked_exceptions_length, is_conc_safe, CHECK_NULL); constMethodHandle rw(THREAD, cm); return mk->allocate(rw, access_flags, CHECK_NULL); } methodDataOop oopFactory::new_methodData(methodHandle method, TRAPS) { methodDataKlass* mdk = methodDataKlass::cast(Universe::methodDataKlassObj()); return mdk->allocate(method, CHECK_NULL); } compiledICHolderOop oopFactory::new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS) { compiledICHolderKlass* ck = (compiledICHolderKlass*) Universe::compiledICHolderKlassObj()->klass_part(); compiledICHolderOop c = ck->allocate(CHECK_NULL); c->set_holder_method(method()); c->set_holder_klass(klass()); return c; }