1 /*
2 * Copyright (c) 2002, 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 *
135 }
136
137 #ifdef ASSERT
138
139 bool PSYoungPromotionLAB::lab_is_valid(MemRegion lab) {
140 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap();
141 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
142
143 MutableSpace* to_space = heap->young_gen()->to_space();
144 MemRegion used = to_space->used_region();
145 if (used.contains(lab)) {
146 return true;
147 }
148
149 return false;
150 }
151
152 bool PSOldPromotionLAB::lab_is_valid(MemRegion lab) {
153 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap();
154 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
155 assert(_start_array->covered_region().contains(lab), "Sanity");
156
157 PSOldGen* old_gen = heap->old_gen();
158 MemRegion used = old_gen->object_space()->used_region();
159
160 if (used.contains(lab)) {
161 return true;
162 }
163
164 return false;
165 }
166
167 #endif /* ASSERT */
|
1 /*
2 * Copyright (c) 2002, 2015, 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 *
135 }
136
137 #ifdef ASSERT
138
139 bool PSYoungPromotionLAB::lab_is_valid(MemRegion lab) {
140 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap();
141 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
142
143 MutableSpace* to_space = heap->young_gen()->to_space();
144 MemRegion used = to_space->used_region();
145 if (used.contains(lab)) {
146 return true;
147 }
148
149 return false;
150 }
151
152 bool PSOldPromotionLAB::lab_is_valid(MemRegion lab) {
153 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap();
154 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
155 MemRegion covered_region = _start_array->covered_region();
156
157 PSOldGen* old_gen = heap->old_gen();
158 MemRegion used = old_gen->object_space()->used_region();
159
160 assert(covered_region.contains(lab),
161 err_msg("Sanity - covered_region [ "PTR_FORMAT", "PTR_FORMAT" ], "
162 "lab [ "PTR_FORMAT", "PTR_FORMAT" ], "
163 "object space [ "PTR_FORMAT", "PTR_FORMAT" ]",
164 p2i(covered_region.start()),
165 p2i(covered_region.end()),
166 p2i(lab.start()),
167 p2i(lab.end()),
168 p2i(used.start()),
169 p2i(used.end())));
170
171 if (used.contains(lab)) {
172 return true;
173 }
174
175 return false;
176 }
177
178 #endif /* ASSERT */
|