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src/hotspot/share/gc/shared/gcTimer.cpp

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   1 /*
   2  * Copyright (c) 2012, 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  *


  51 }
  52 
  53 void GCTimer::register_gc_phase_start(const char* name, const Ticks& time) {
  54   _time_partitions.report_gc_phase_start(name, time);
  55 }
  56 
  57 void GCTimer::register_gc_phase_end(const Ticks& time) {
  58   _time_partitions.report_gc_phase_end(time);
  59 }
  60 
  61 void STWGCTimer::register_gc_start(const Ticks& time) {
  62   GCTimer::register_gc_start(time);
  63   register_gc_pause_start("GC Pause", time);
  64 }
  65 
  66 void STWGCTimer::register_gc_end(const Ticks& time) {
  67   register_gc_pause_end(time);
  68   GCTimer::register_gc_end(time);
  69 }
  70 
  71 void ConcurrentGCTimer::register_gc_pause_start(const char* name) {
  72   assert(!_is_concurrent_phase_active, "A pause phase can't be started while a concurrent phase is active.");
  73   GCTimer::register_gc_pause_start(name);
  74 }
  75 
  76 void ConcurrentGCTimer::register_gc_pause_end() {
  77   assert(!_is_concurrent_phase_active, "A pause phase can't be ended while a concurrent phase is active.");
  78   GCTimer::register_gc_pause_end();
  79 }
  80 
  81 void ConcurrentGCTimer::register_gc_concurrent_start(const char* name, const Ticks& time) {
  82   assert(!_is_concurrent_phase_active, "A concurrent phase is already active.");
  83   _time_partitions.report_gc_phase_start(name, time, GCPhase::ConcurrentPhaseType);
  84   _is_concurrent_phase_active = true;
  85 }
  86 
  87 void ConcurrentGCTimer::register_gc_concurrent_end(const Ticks& time) {
  88   assert(_is_concurrent_phase_active, "A concurrent phase is not active.");
  89   _time_partitions.report_gc_phase_end(time, GCPhase::ConcurrentPhaseType);
  90   _is_concurrent_phase_active = false;
  91 }
  92 
  93 void PhasesStack::clear() {
  94   _next_phase_level = 0;
  95 }
  96 
  97 void PhasesStack::push(int phase_index) {
  98   assert(_next_phase_level < PHASE_LEVELS, "Overflow");


   1 /*
   2  * Copyright (c) 2012, 2018, 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  *


  51 }
  52 
  53 void GCTimer::register_gc_phase_start(const char* name, const Ticks& time) {
  54   _time_partitions.report_gc_phase_start(name, time);
  55 }
  56 
  57 void GCTimer::register_gc_phase_end(const Ticks& time) {
  58   _time_partitions.report_gc_phase_end(time);
  59 }
  60 
  61 void STWGCTimer::register_gc_start(const Ticks& time) {
  62   GCTimer::register_gc_start(time);
  63   register_gc_pause_start("GC Pause", time);
  64 }
  65 
  66 void STWGCTimer::register_gc_end(const Ticks& time) {
  67   register_gc_pause_end(time);
  68   GCTimer::register_gc_end(time);
  69 }
  70 
  71 void ConcurrentGCTimer::register_gc_pause_start(const char* name, const Ticks& time) {
  72   assert(!_is_concurrent_phase_active, "A pause phase can't be started while a concurrent phase is active.");
  73   GCTimer::register_gc_pause_start(name, time);
  74 }
  75 
  76 void ConcurrentGCTimer::register_gc_pause_end(const Ticks& time) {
  77   assert(!_is_concurrent_phase_active, "A pause phase can't be ended while a concurrent phase is active.");
  78   GCTimer::register_gc_pause_end(time);
  79 }
  80 
  81 void ConcurrentGCTimer::register_gc_concurrent_start(const char* name, const Ticks& time) {
  82   assert(!_is_concurrent_phase_active, "A concurrent phase is already active.");
  83   _time_partitions.report_gc_phase_start(name, time, GCPhase::ConcurrentPhaseType);
  84   _is_concurrent_phase_active = true;
  85 }
  86 
  87 void ConcurrentGCTimer::register_gc_concurrent_end(const Ticks& time) {
  88   assert(_is_concurrent_phase_active, "A concurrent phase is not active.");
  89   _time_partitions.report_gc_phase_end(time, GCPhase::ConcurrentPhaseType);
  90   _is_concurrent_phase_active = false;
  91 }
  92 
  93 void PhasesStack::clear() {
  94   _next_phase_level = 0;
  95 }
  96 
  97 void PhasesStack::push(int phase_index) {
  98   assert(_next_phase_level < PHASE_LEVELS, "Overflow");


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