1 /*
2 * Copyright (c) 2014, 2019, 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 *
64 "monitor", NULL};
65 return p;
66 }
67 };
68
69
70 class ClassLoaderStats : public ResourceObj {
71 public:
72 ClassLoaderData* _cld;
73 oop _class_loader;
74 oop _parent;
75
76 size_t _chunk_sz;
77 size_t _block_sz;
78 uintx _classes_count;
79
80 size_t _anon_chunk_sz;
81 size_t _anon_block_sz;
82 uintx _anon_classes_count;
83
84 ClassLoaderStats() :
85 _cld(0),
86 _class_loader(0),
87 _parent(0),
88 _chunk_sz(0),
89 _block_sz(0),
90 _classes_count(0),
91 _anon_chunk_sz(0),
92 _anon_block_sz(0),
93 _anon_classes_count(0) {
94 }
95 };
96
97
98 class ClassLoaderStatsClosure : public CLDClosure {
99 protected:
100 static bool oop_equals(oop const& s1, oop const& s2) {
101 return s1 == s2;
102 }
103
104 static unsigned oop_hash(oop const& s1) {
105 unsigned hash = (unsigned)((uintptr_t)&s1);
106 return hash ^ (hash >> LogMinObjAlignment);
107 }
108
109 typedef ResourceHashtable<oop, ClassLoaderStats*,
110 ClassLoaderStatsClosure::oop_hash, ClassLoaderStatsClosure::oop_equals> StatsTable;
111
112 outputStream* _out;
113 StatsTable* _stats;
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1 /*
2 * Copyright (c) 2014, 2020, 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 *
64 "monitor", NULL};
65 return p;
66 }
67 };
68
69
70 class ClassLoaderStats : public ResourceObj {
71 public:
72 ClassLoaderData* _cld;
73 oop _class_loader;
74 oop _parent;
75
76 size_t _chunk_sz;
77 size_t _block_sz;
78 uintx _classes_count;
79
80 size_t _anon_chunk_sz;
81 size_t _anon_block_sz;
82 uintx _anon_classes_count;
83
84 size_t _hidden_chunk_sz;
85 size_t _hidden_block_sz;
86 uintx _hidden_classes_count;
87
88 ClassLoaderStats() :
89 _cld(0),
90 _class_loader(0),
91 _parent(0),
92 _chunk_sz(0),
93 _block_sz(0),
94 _classes_count(0),
95 _anon_chunk_sz(0),
96 _anon_block_sz(0),
97 _anon_classes_count(0),
98 _hidden_chunk_sz(0),
99 _hidden_block_sz(0),
100 _hidden_classes_count(0) {
101 }
102 };
103
104
105 class ClassLoaderStatsClosure : public CLDClosure {
106 protected:
107 static bool oop_equals(oop const& s1, oop const& s2) {
108 return s1 == s2;
109 }
110
111 static unsigned oop_hash(oop const& s1) {
112 unsigned hash = (unsigned)((uintptr_t)&s1);
113 return hash ^ (hash >> LogMinObjAlignment);
114 }
115
116 typedef ResourceHashtable<oop, ClassLoaderStats*,
117 ClassLoaderStatsClosure::oop_hash, ClassLoaderStatsClosure::oop_equals> StatsTable;
118
119 outputStream* _out;
120 StatsTable* _stats;
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