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 21 * questions. 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 30 class ZStatCounter; 31 class ZStatPhase; 32 class ZStatSampler; 33 34 class ZTracer : public GCTracer { 35 private: 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 45 public: 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 56 class ZTraceThreadPhase : public StackObj { 57 private: 58 const Ticks _start; 59 const char* const _name; 60 61 public: 62 ZTraceThreadPhase(const char* name); 63 ~ZTraceThreadPhase(); 64 }; 65 66 #endif // SHARE_GC_Z_ZTRACER_HPP