Wed, 06 Jan 2010 22:21:39 -0800
Merge
duke@435 | 1 | /* |
xdono@631 | 2 | * Copyright 2000-2008 Sun Microsystems, Inc. All Rights Reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@435 | 21 | * have any questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | # include "incls/_precompiled.incl" |
duke@435 | 26 | # include "incls/_methodDataKlass.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | klassOop methodDataKlass::create_klass(TRAPS) { |
duke@435 | 29 | methodDataKlass o; |
duke@435 | 30 | KlassHandle h_this_klass(THREAD, Universe::klassKlassObj()); |
duke@435 | 31 | KlassHandle k = base_create_klass(h_this_klass, header_size(), |
duke@435 | 32 | o.vtbl_value(), CHECK_NULL); |
duke@435 | 33 | // Make sure size calculation is right |
duke@435 | 34 | assert(k()->size() == align_object_size(header_size()), |
duke@435 | 35 | "wrong size for object"); |
duke@435 | 36 | return k(); |
duke@435 | 37 | } |
duke@435 | 38 | |
duke@435 | 39 | |
duke@435 | 40 | int methodDataKlass::oop_size(oop obj) const { |
duke@435 | 41 | assert(obj->is_methodData(), "must be method data oop"); |
duke@435 | 42 | return methodDataOop(obj)->object_size(); |
duke@435 | 43 | } |
duke@435 | 44 | |
duke@435 | 45 | |
duke@435 | 46 | bool methodDataKlass::oop_is_parsable(oop obj) const { |
duke@435 | 47 | assert(obj->is_methodData(), "must be method data oop"); |
duke@435 | 48 | return methodDataOop(obj)->object_is_parsable(); |
duke@435 | 49 | } |
duke@435 | 50 | |
duke@435 | 51 | |
duke@435 | 52 | methodDataOop methodDataKlass::allocate(methodHandle method, TRAPS) { |
duke@435 | 53 | int size = methodDataOopDesc::compute_allocation_size_in_words(method); |
duke@435 | 54 | KlassHandle h_k(THREAD, as_klassOop()); |
duke@435 | 55 | methodDataOop mdo = |
duke@435 | 56 | (methodDataOop)CollectedHeap::permanent_obj_allocate(h_k, size, CHECK_NULL); |
duke@435 | 57 | assert(!mdo->is_parsable(), "not expecting parsability yet."); |
duke@435 | 58 | No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC |
duke@435 | 59 | mdo->initialize(method); |
duke@435 | 60 | |
duke@435 | 61 | assert(mdo->is_parsable(), "should be parsable here."); |
duke@435 | 62 | assert(size == mdo->object_size(), "wrong size for methodDataOop"); |
duke@435 | 63 | return mdo; |
duke@435 | 64 | } |
duke@435 | 65 | |
duke@435 | 66 | |
duke@435 | 67 | void methodDataKlass::oop_follow_contents(oop obj) { |
duke@435 | 68 | assert (obj->is_methodData(), "object must be method data"); |
duke@435 | 69 | methodDataOop m = methodDataOop(obj); |
duke@435 | 70 | |
duke@435 | 71 | obj->follow_header(); |
duke@435 | 72 | MarkSweep::mark_and_push(m->adr_method()); |
duke@435 | 73 | ResourceMark rm; |
duke@435 | 74 | for (ProfileData* data = m->first_data(); |
duke@435 | 75 | m->is_valid(data); |
duke@435 | 76 | data = m->next_data(data)) { |
duke@435 | 77 | data->follow_contents(); |
duke@435 | 78 | } |
duke@435 | 79 | } |
duke@435 | 80 | |
duke@435 | 81 | #ifndef SERIALGC |
duke@435 | 82 | void methodDataKlass::oop_follow_contents(ParCompactionManager* cm, |
duke@435 | 83 | oop obj) { |
duke@435 | 84 | assert (obj->is_methodData(), "object must be method data"); |
duke@435 | 85 | methodDataOop m = methodDataOop(obj); |
duke@435 | 86 | |
duke@435 | 87 | obj->follow_header(cm); |
duke@435 | 88 | PSParallelCompact::mark_and_push(cm, m->adr_method()); |
duke@435 | 89 | ResourceMark rm; |
duke@435 | 90 | for (ProfileData* data = m->first_data(); |
duke@435 | 91 | m->is_valid(data); |
duke@435 | 92 | data = m->next_data(data)) { |
duke@435 | 93 | data->follow_contents(cm); |
duke@435 | 94 | } |
duke@435 | 95 | } |
duke@435 | 96 | #endif // SERIALGC |
duke@435 | 97 | |
coleenp@548 | 98 | |
duke@435 | 99 | int methodDataKlass::oop_oop_iterate(oop obj, OopClosure* blk) { |
duke@435 | 100 | assert (obj->is_methodData(), "object must be method data"); |
duke@435 | 101 | methodDataOop m = methodDataOop(obj); |
duke@435 | 102 | // Get size before changing pointers |
duke@435 | 103 | // Don't call size() or oop_size() since that is a virtual call. |
duke@435 | 104 | int size = m->object_size(); |
duke@435 | 105 | |
duke@435 | 106 | obj->oop_iterate_header(blk); |
duke@435 | 107 | blk->do_oop(m->adr_method()); |
duke@435 | 108 | ResourceMark rm; |
duke@435 | 109 | for (ProfileData* data = m->first_data(); |
duke@435 | 110 | m->is_valid(data); |
duke@435 | 111 | data = m->next_data(data)) { |
duke@435 | 112 | data->oop_iterate(blk); |
duke@435 | 113 | } |
duke@435 | 114 | return size; |
duke@435 | 115 | } |
duke@435 | 116 | |
duke@435 | 117 | int methodDataKlass::oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr) { |
duke@435 | 118 | assert (obj->is_methodData(), "object must be method data"); |
duke@435 | 119 | methodDataOop m = methodDataOop(obj); |
duke@435 | 120 | // Get size before changing pointers |
duke@435 | 121 | // Don't call size() or oop_size() since that is a virtual call. |
duke@435 | 122 | int size = m->object_size(); |
duke@435 | 123 | |
duke@435 | 124 | obj->oop_iterate_header(blk, mr); |
duke@435 | 125 | oop* adr = m->adr_method(); |
duke@435 | 126 | if (mr.contains(adr)) { |
duke@435 | 127 | blk->do_oop(m->adr_method()); |
duke@435 | 128 | } |
duke@435 | 129 | ResourceMark rm; |
duke@435 | 130 | for (ProfileData* data = m->first_data(); |
duke@435 | 131 | m->is_valid(data); |
duke@435 | 132 | data = m->next_data(data)) { |
duke@435 | 133 | data->oop_iterate_m(blk, mr); |
duke@435 | 134 | } |
duke@435 | 135 | return size; |
duke@435 | 136 | } |
duke@435 | 137 | |
duke@435 | 138 | int methodDataKlass::oop_adjust_pointers(oop obj) { |
duke@435 | 139 | assert(obj->is_methodData(), "should be method data"); |
duke@435 | 140 | methodDataOop m = methodDataOop(obj); |
duke@435 | 141 | // Get size before changing pointers |
duke@435 | 142 | // Don't call size() or oop_size() since that is a virtual call. |
duke@435 | 143 | int size = m->object_size(); |
duke@435 | 144 | |
duke@435 | 145 | obj->adjust_header(); |
duke@435 | 146 | MarkSweep::adjust_pointer(m->adr_method()); |
duke@435 | 147 | ResourceMark rm; |
duke@435 | 148 | ProfileData* data; |
duke@435 | 149 | for (data = m->first_data(); m->is_valid(data); data = m->next_data(data)) { |
duke@435 | 150 | data->adjust_pointers(); |
duke@435 | 151 | } |
duke@435 | 152 | return size; |
duke@435 | 153 | } |
duke@435 | 154 | |
duke@435 | 155 | |
duke@435 | 156 | #ifndef SERIALGC |
duke@435 | 157 | void methodDataKlass::oop_copy_contents(PSPromotionManager* pm, oop obj) { |
duke@435 | 158 | assert (obj->is_methodData(), "object must be method data"); |
duke@435 | 159 | methodDataOop m = methodDataOop(obj); |
duke@435 | 160 | // This should never point into the young gen. |
coleenp@548 | 161 | assert(!PSScavenge::should_scavenge(m->adr_method()), "Sanity"); |
duke@435 | 162 | } |
duke@435 | 163 | |
duke@435 | 164 | void methodDataKlass::oop_push_contents(PSPromotionManager* pm, oop obj) { |
duke@435 | 165 | assert (obj->is_methodData(), "object must be method data"); |
duke@435 | 166 | methodDataOop m = methodDataOop(obj); |
duke@435 | 167 | // This should never point into the young gen. |
coleenp@548 | 168 | assert(!PSScavenge::should_scavenge(m->adr_method()), "Sanity"); |
duke@435 | 169 | } |
duke@435 | 170 | |
duke@435 | 171 | int methodDataKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) { |
duke@435 | 172 | assert(obj->is_methodData(), "should be method data"); |
duke@435 | 173 | methodDataOop m = methodDataOop(obj); |
duke@435 | 174 | |
duke@435 | 175 | PSParallelCompact::adjust_pointer(m->adr_method()); |
duke@435 | 176 | |
duke@435 | 177 | ResourceMark rm; |
duke@435 | 178 | ProfileData* data; |
duke@435 | 179 | for (data = m->first_data(); m->is_valid(data); data = m->next_data(data)) { |
duke@435 | 180 | data->update_pointers(); |
duke@435 | 181 | } |
duke@435 | 182 | return m->object_size(); |
duke@435 | 183 | } |
duke@435 | 184 | |
duke@435 | 185 | int |
duke@435 | 186 | methodDataKlass::oop_update_pointers(ParCompactionManager* cm, oop obj, |
duke@435 | 187 | HeapWord* beg_addr, HeapWord* end_addr) { |
duke@435 | 188 | assert(obj->is_methodData(), "should be method data"); |
duke@435 | 189 | |
duke@435 | 190 | oop* p; |
duke@435 | 191 | methodDataOop m = methodDataOop(obj); |
duke@435 | 192 | |
duke@435 | 193 | p = m->adr_method(); |
duke@435 | 194 | PSParallelCompact::adjust_pointer(p, beg_addr, end_addr); |
duke@435 | 195 | |
duke@435 | 196 | ResourceMark rm; |
duke@435 | 197 | ProfileData* data; |
duke@435 | 198 | for (data = m->first_data(); m->is_valid(data); data = m->next_data(data)) { |
duke@435 | 199 | data->update_pointers(beg_addr, end_addr); |
duke@435 | 200 | } |
duke@435 | 201 | return m->object_size(); |
duke@435 | 202 | } |
duke@435 | 203 | #endif // SERIALGC |
duke@435 | 204 | |
duke@435 | 205 | #ifndef PRODUCT |
duke@435 | 206 | |
duke@435 | 207 | // Printing |
duke@435 | 208 | void methodDataKlass::oop_print_on(oop obj, outputStream* st) { |
duke@435 | 209 | assert(obj->is_methodData(), "should be method data"); |
duke@435 | 210 | methodDataOop m = methodDataOop(obj); |
duke@435 | 211 | st->print("method data for "); |
duke@435 | 212 | m->method()->print_value_on(st); |
duke@435 | 213 | st->cr(); |
duke@435 | 214 | m->print_data_on(st); |
duke@435 | 215 | } |
duke@435 | 216 | |
duke@435 | 217 | void methodDataKlass::oop_print_value_on(oop obj, outputStream* st) { |
duke@435 | 218 | assert(obj->is_methodData(), "should be method data"); |
duke@435 | 219 | methodDataOop m = methodDataOop(obj); |
duke@435 | 220 | st->print("method data for "); |
duke@435 | 221 | m->method()->print_value_on(st); |
duke@435 | 222 | } |
duke@435 | 223 | |
duke@435 | 224 | #endif // !PRODUCT |
duke@435 | 225 | |
duke@435 | 226 | const char* methodDataKlass::internal_name() const { |
duke@435 | 227 | return "{method data}"; |
duke@435 | 228 | } |
duke@435 | 229 | |
duke@435 | 230 | |
duke@435 | 231 | // Verification |
duke@435 | 232 | void methodDataKlass::oop_verify_on(oop obj, outputStream* st) { |
duke@435 | 233 | Klass::oop_verify_on(obj, st); |
duke@435 | 234 | guarantee(obj->is_methodData(), "object must be method data"); |
duke@435 | 235 | methodDataOop m = methodDataOop(obj); |
duke@435 | 236 | guarantee(m->is_perm(), "should be in permspace"); |
duke@435 | 237 | m->verify_data_on(st); |
duke@435 | 238 | } |