1 /*
2 * Copyright (c) 2011, 2014, 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 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSET_INLINE_HPP
26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSET_INLINE_HPP
27
28 #include "gc_implementation/g1/heapRegionSet.hpp"
29
30 inline void HeapRegionSetBase::add(HeapRegion* hr) {
31 check_mt_safety();
32 assert(hr->containing_set() == NULL, hrs_ext_msg(this, "should not already have a containing set %u"));
33 assert(hr->next() == NULL, hrs_ext_msg(this, "should not already be linked"));
34 assert(hr->prev() == NULL, hrs_ext_msg(this, "should not already be linked"));
35
36 _count.increment(1u, hr->capacity());
37 hr->set_containing_set(this);
38 verify_region(hr);
39 }
40
41 inline void HeapRegionSetBase::remove(HeapRegion* hr) {
42 check_mt_safety();
43 verify_region(hr);
44 assert(hr->next() == NULL, hrs_ext_msg(this, "should already be unlinked"));
45 assert(hr->prev() == NULL, hrs_ext_msg(this, "should already be unlinked"));
46
47 hr->set_containing_set(NULL);
48 assert(_count.length() > 0, hrs_ext_msg(this, "pre-condition"));
131 assert(length() > 0 && _head != NULL && _tail != NULL,
132 hrs_ext_msg(this, "invariant"));
133
134 HeapRegion* hr;
135
136 if (from_head) {
137 hr = remove_from_head_impl();
138 } else {
139 hr = remove_from_tail_impl();
140 }
141
142 if (_last == hr) {
143 _last = NULL;
144 }
145
146 // remove() will verify the region and check mt safety.
147 remove(hr);
148 return hr;
149 }
150
151 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSET_INLINE_HPP
152
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1 /*
2 * Copyright (c) 2011, 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 *
23 */
24
25 #ifndef SHARE_VM_GC_G1_HEAPREGIONSET_INLINE_HPP
26 #define SHARE_VM_GC_G1_HEAPREGIONSET_INLINE_HPP
27
28 #include "gc/g1/heapRegionSet.hpp"
29
30 inline void HeapRegionSetBase::add(HeapRegion* hr) {
31 check_mt_safety();
32 assert(hr->containing_set() == NULL, hrs_ext_msg(this, "should not already have a containing set %u"));
33 assert(hr->next() == NULL, hrs_ext_msg(this, "should not already be linked"));
34 assert(hr->prev() == NULL, hrs_ext_msg(this, "should not already be linked"));
35
36 _count.increment(1u, hr->capacity());
37 hr->set_containing_set(this);
38 verify_region(hr);
39 }
40
41 inline void HeapRegionSetBase::remove(HeapRegion* hr) {
42 check_mt_safety();
43 verify_region(hr);
44 assert(hr->next() == NULL, hrs_ext_msg(this, "should already be unlinked"));
45 assert(hr->prev() == NULL, hrs_ext_msg(this, "should already be unlinked"));
46
47 hr->set_containing_set(NULL);
48 assert(_count.length() > 0, hrs_ext_msg(this, "pre-condition"));
131 assert(length() > 0 && _head != NULL && _tail != NULL,
132 hrs_ext_msg(this, "invariant"));
133
134 HeapRegion* hr;
135
136 if (from_head) {
137 hr = remove_from_head_impl();
138 } else {
139 hr = remove_from_tail_impl();
140 }
141
142 if (_last == hr) {
143 _last = NULL;
144 }
145
146 // remove() will verify the region and check mt safety.
147 remove(hr);
148 return hr;
149 }
150
151 #endif // SHARE_VM_GC_G1_HEAPREGIONSET_INLINE_HPP
152
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