1 /* 2 * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. 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 * 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 "incls/_precompiled.incl" 26 # include "incls/_constantPoolKlass.cpp.incl" 27 28 constantPoolOop constantPoolKlass::allocate(int length, bool is_conc_safe, TRAPS) { 29 int size = constantPoolOopDesc::object_size(length); 30 KlassHandle klass (THREAD, as_klassOop()); 31 constantPoolOop c = 32 (constantPoolOop)CollectedHeap::permanent_obj_allocate(klass, size, CHECK_NULL); 33 34 c->set_length(length); 35 c->set_tags(NULL); 36 c->set_cache(NULL); 37 c->set_pool_holder(NULL); 38 c->set_flags(0); 39 // only set to non-zero if constant pool is merged by RedefineClasses 40 c->set_orig_length(0); 41 // if constant pool may change during RedefineClasses, it is created 42 // unsafe for GC concurrent processing. 43 c->set_is_conc_safe(is_conc_safe); 44 // all fields are initialized; needed for GC 45 46 // initialize tag array | 1 /* 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 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 * 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 "precompiled.hpp" 26 #include "classfile/javaClasses.hpp" 27 #include "gc_implementation/shared/markSweep.inline.hpp" 28 #include "gc_interface/collectedHeap.inline.hpp" 29 #include "memory/oopFactory.hpp" 30 #include "memory/permGen.hpp" 31 #include "memory/universe.inline.hpp" 32 #include "oops/constantPoolKlass.hpp" 33 #include "oops/constantPoolOop.hpp" 34 #include "oops/oop.inline.hpp" 35 #include "oops/oop.inline2.hpp" 36 #include "oops/symbolOop.hpp" 37 #include "runtime/handles.inline.hpp" 38 #ifdef TARGET_OS_FAMILY_linux 39 # include "thread_linux.inline.hpp" 40 #endif 41 #ifdef TARGET_OS_FAMILY_solaris 42 # include "thread_solaris.inline.hpp" 43 #endif 44 #ifdef TARGET_OS_FAMILY_windows 45 # include "thread_windows.inline.hpp" 46 #endif 47 #ifndef SERIALGC 48 #include "gc_implementation/parNew/parOopClosures.inline.hpp" 49 #include "gc_implementation/parallelScavenge/psPromotionManager.inline.hpp" 50 #include "gc_implementation/parallelScavenge/psScavenge.inline.hpp" 51 #include "memory/cardTableRS.hpp" 52 #include "oops/oop.pcgc.inline.hpp" 53 #endif 54 55 constantPoolOop constantPoolKlass::allocate(int length, bool is_conc_safe, TRAPS) { 56 int size = constantPoolOopDesc::object_size(length); 57 KlassHandle klass (THREAD, as_klassOop()); 58 constantPoolOop c = 59 (constantPoolOop)CollectedHeap::permanent_obj_allocate(klass, size, CHECK_NULL); 60 61 c->set_length(length); 62 c->set_tags(NULL); 63 c->set_cache(NULL); 64 c->set_pool_holder(NULL); 65 c->set_flags(0); 66 // only set to non-zero if constant pool is merged by RedefineClasses 67 c->set_orig_length(0); 68 // if constant pool may change during RedefineClasses, it is created 69 // unsafe for GC concurrent processing. 70 c->set_is_conc_safe(is_conc_safe); 71 // all fields are initialized; needed for GC 72 73 // initialize tag array |