1/*
2 * Copyright (c) 2016, 2017, 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
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22 */
23
24#ifndef SHARE_GC_Z_ZTRACER_HPP
25#define SHARE_GC_Z_ZTRACER_HPP
26
27#include "gc/shared/gcTrace.hpp"
28#include "gc/z/zAllocationFlags.hpp"
29
30class ZStatCounter;
31class ZStatPhase;
32class ZStatSampler;
33
34class ZTracer : public GCTracer {
35private:
36 static ZTracer* _tracer;
37
38 ZTracer();
39
40 void send_stat_counter(uint32_t counter_id, uint64_t increment, uint64_t value);
41 void send_stat_sampler(uint32_t sampler_id, uint64_t value);
42 void send_thread_phase(const char* name, const Ticks& start, const Ticks& end);
43 void send_page_alloc(size_t size, size_t used, size_t free, size_t cache, bool nonblocking, bool noreserve);
44
45public:
46 static ZTracer* tracer();
47 static void initialize();
48
49 void report_stat_counter(const ZStatCounter& counter, uint64_t increment, uint64_t value);
50 void report_stat_sampler(const ZStatSampler& sampler, uint64_t value);
51 void report_thread_phase(const ZStatPhase& phase, const Ticks& start, const Ticks& end);
52 void report_thread_phase(const char* name, const Ticks& start, const Ticks& end);
53 void report_page_alloc(size_t size, size_t used, size_t free, size_t cache, ZAllocationFlags flags);
54};
55
56class ZTraceThreadPhase : public StackObj {
57private:
58 const Ticks _start;
59 const char* const _name;
60
61public:
62 ZTraceThreadPhase(const char* name);
63 ~ZTraceThreadPhase();
64};
65
66#endif // SHARE_GC_Z_ZTRACER_HPP
67