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<a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> <a class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" doxygen="_cgi:/cgi-bin/nel-search.cgi" href="/cgi-bin/nel-search.cgi">Search</a> </center>
<hr><h1>hierarchical_timer.h</h1><a href="hierarchical__timer_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000, 2001 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NeL Network Services.</font>
00010 <font class="comment"> * NEVRAX NeL Network Services is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NeL Network Services is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NeL Network Services; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#ifndef NL_HIERARCHICAL_TIMER_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_HIERARCHICAL_TIMER_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include <string></font>
00030 <font class="preprocessor">#include <vector></font>
00031
00032 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="time__nl_8h.html">nel/misc/time_nl.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00035
00036 <font class="preprocessor">#include <algorithm></font>
00037
<a name="l00038"></a><a class="code" href="hierarchical__timer_8h.html#a0">00038</a> <font class="preprocessor">#define ALLOW_TIMING_MEASURES</font>
00039 <font class="preprocessor"></font>
00040
00041 <font class="preprocessor">#ifdef ALLOW_TIMING_MEASURES</font>
00042 <font class="preprocessor"></font> <font class="comment">// Several macros to use</font>
<a name="l00043"></a><a class="code" href="hierarchical__timer_8h.html#a1">00043</a> <font class="preprocessor"># define H_TIME(name, inst) \</font>
00044 <font class="preprocessor"> { \</font>
00045 <font class="preprocessor"> static NLMISC::CHTimer nl_h_timer(name); \</font>
00046 <font class="preprocessor"> nl_h_timer.before(); \</font>
00047 <font class="preprocessor"> inst \</font>
00048 <font class="preprocessor"> nl_h_timer.after(); \</font>
00049 <font class="preprocessor"> }</font>
00050 <font class="preprocessor"></font> <font class="comment">//</font>
<a name="l00051"></a><a class="code" href="hierarchical__timer_8h.html#a2">00051</a> <font class="preprocessor"># define H_BEFORE(__name) static NLMISC::CHTimer __name##_timer(#__name); __name##_timer.before();</font>
<a name="l00052"></a><a class="code" href="hierarchical__timer_8h.html#a3">00052</a> <font class="preprocessor"></font><font class="preprocessor"># define H_AFTER(__name) __name##_timer.after();</font>
00053 <font class="preprocessor"></font> <font class="comment">//</font>
<a name="l00054"></a><a class="code" href="hierarchical__timer_8h.html#a4">00054</a> <font class="preprocessor"># define H_AUTO(__name) static NLMISC::CHTimer __name##_timer(#__name); NLMISC::CAutoTimer __name##_auto(&__name##_timer);</font>
00055 <font class="preprocessor"></font> <font class="comment">// display the timer info after each loop call</font>
<a name="l00056"></a><a class="code" href="hierarchical__timer_8h.html#a5">00056</a> <font class="preprocessor"># define H_AUTO_INST(__name) static NLMISC::CHTimer __name##_timer(#__name); NLMISC::CAutoTimer __name##_auto(&__name##_timer, true);</font>
00057 <font class="preprocessor"></font>
<a name="l00061"></a><a class="code" href="hierarchical__timer_8h.html#a6">00061</a> <font class="preprocessor"># define H_AUTO_DECL(__name) static NLMISC::CHTimer __name##_timer(#__name); </font>
<a name="l00062"></a><a class="code" href="hierarchical__timer_8h.html#a7">00062</a> <font class="preprocessor"></font><font class="preprocessor"># define H_AUTO_USE(__name) NLMISC::CAutoTimer __name##_auto(&__name##_timer);</font>
00063 <font class="preprocessor"></font>
00064 <font class="preprocessor">#else</font>
00065 <font class="preprocessor"></font> <font class="comment">// void macros</font>
00066 <font class="preprocessor"># define H_TIME(name, inst) </font>
00067 <font class="preprocessor"></font><font class="preprocessor"># define H_BEFORE(__name)</font>
00068 <font class="preprocessor"></font><font class="preprocessor"># define H_AFTER(__name) </font>
00069 <font class="preprocessor"></font><font class="preprocessor"># define H_AUTO(__name) </font>
00070 <font class="preprocessor"></font><font class="preprocessor"># define H_AUTO_INST(__name)</font>
00071 <font class="preprocessor"></font><font class="preprocessor"># define H_AUTO_DECL(__name)</font>
00072 <font class="preprocessor"></font><font class="preprocessor"># define H_AUTO_USE(__name)</font>
00073 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00074 <font class="preprocessor"></font>
00075
00076 <font class="keyword">namespace </font>NLMISC
00077 {
00078
00079
00080 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00081 <font class="preprocessor"></font><font class="comment">// Vicual C++ warning : ebp maybe modified</font>
00082 <font class="preprocessor"># pragma warning(disable:4731)</font>
00083 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00084 <font class="preprocessor"></font>
00085
00088 <font class="preprocessor">#ifdef NL_CPU_INTEL</font>
00089 <font class="preprocessor"></font>
00090 <font class="keyword">inline</font> uint64 rdtsc()
00091 {
00092 uint64 ticks;
00093 <font class="preprocessor"># ifndef NL_OS_WINDOWS </font>
00094 <font class="preprocessor"></font> __asm__ <font class="keyword">volatile</font>(<font class="stringliteral">".byte 0x0f, 0x31"</font> : <font class="stringliteral">"=a"</font> (ticks.low), <font class="stringliteral">"=d"</font> (ticks.high));
00095 <font class="preprocessor"># else </font>
00096 <font class="preprocessor"></font> __asm rdtsc
00097 __asm mov DWORD PTR [ticks], eax
00098 __asm mov DWORD PTR [ticks + 4], edx
00099 <font class="preprocessor"># endif</font>
00100 <font class="preprocessor"></font> <font class="keywordflow">return</font> ticks;
00101 }
00102
00103 <font class="preprocessor">#endif </font>
00104 <font class="preprocessor"></font>
00105
<a name="l00114"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html">00114</a> <font class="keyword">class </font>CSimpleClock
00115 {
00116 <font class="keyword">public</font>:
<a name="l00117"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#a0">00117</a> <a class="code" href="classNLMISC_1_1CSimpleClock.html#a0">CSimpleClock</a>() : <a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">_NumTicks</a>(0)
00118 {
00119 <font class="preprocessor"># ifdef NL_DEBUG</font>
00120 <font class="preprocessor"></font> _Started = <font class="keyword">false</font>;
00121 <font class="preprocessor"># endif</font>
00122 <font class="preprocessor"></font> }
00123 <font class="comment">// start measure</font>
<a name="l00124"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#a1">00124</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#a1">start</a>()
00125 {
00126 <font class="preprocessor"># ifdef NL_DEBUG</font>
00127 <font class="preprocessor"></font> <a class="code" href="debug_8h.html#a6">nlassert</a>(!_Started);
00128 _Started = <font class="keyword">true</font>;
00129 <font class="preprocessor"># endif</font>
00130 <font class="preprocessor"></font><font class="preprocessor"># ifdef NL_CPU_INTEL</font>
00131 <font class="preprocessor"></font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#o0">_StartTick</a> = rdtsc();
00132 <font class="preprocessor"># else</font>
00133 <font class="preprocessor"></font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#o0">_StartTick</a> = CTime::getPerformanceTime();
00134 <font class="preprocessor"># endif</font>
00135 <font class="preprocessor"></font> }
00136 <font class="comment">// end measure</font>
<a name="l00137"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#a2">00137</a> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#a2">stop</a>()
00138 {
00139 <font class="preprocessor"># ifdef NL_DEBUG</font>
00140 <font class="preprocessor"></font> <a class="code" href="debug_8h.html#a6">nlassert</a>(_Started);
00141 _Started = <font class="keyword">false</font>;
00142 <font class="preprocessor"># endif</font>
00143 <font class="preprocessor"></font><font class="preprocessor"># ifdef NL_CPU_INTEL</font>
00144 <font class="preprocessor"></font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">_NumTicks</a> = rdtsc() - <a class="code" href="classNLMISC_1_1CSimpleClock.html#o0">_StartTick</a>;
00145 <font class="preprocessor"># else</font>
00146 <font class="preprocessor"></font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">_NumTicks</a> = CTime::getPerformanceTime() - <a class="code" href="classNLMISC_1_1CSimpleClock.html#o0">_StartTick</a>;
00147 <font class="preprocessor"># endif</font>
00148 <font class="preprocessor"></font>
00149 }
00150 <font class="comment">// get measure</font>
<a name="l00151"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#a3">00151</a> uint64 <a class="code" href="classNLMISC_1_1CSimpleClock.html#a3">getNumTicks</a>()<font class="keyword"> const</font>
00152 <font class="keyword"> </font>{
00153 <font class="preprocessor"> #ifdef NL_DEBUG</font>
00154 <font class="preprocessor"></font> <a class="code" href="debug_8h.html#a6">nlassert</a>(!_Started);
00155 <font class="preprocessor"> #endif</font>
00156 <font class="preprocessor"></font> <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">_NumTicks</a> != 0);
00157 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">_NumTicks</a>;
00158 }
00159 <font class="comment">// This compute the duration of start and stop (in cycles).</font>
00160 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#d0">init</a>();
<a name="l00164"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#d1">00164</a> <font class="keyword">static</font> uint64 <a class="code" href="classNLMISC_1_1CSimpleClock.html#d1">getStartStopNumTicks</a>()
00165 {
00166 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#r1">_StartStopNumTicks</a>;
00167 }
00168 <font class="keyword">private</font>:
<a name="l00169"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#o0">00169</a> uint64 <a class="code" href="classNLMISC_1_1CSimpleClock.html#o0">_StartTick</a>;
<a name="l00170"></a><a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">00170</a> uint64 <a class="code" href="classNLMISC_1_1CSimpleClock.html#o1">_NumTicks</a>;
00171 <font class="preprocessor"># ifdef NL_DEBUG</font>
00172 <font class="preprocessor"></font> <font class="keywordtype">bool</font> _Started;
00173 <font class="preprocessor"># endif</font>
00174 <font class="preprocessor"></font> <font class="keyword">static</font> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CSimpleClock.html#r0">_InitDone</a>;
00175 <font class="keyword">static</font> uint64 <a class="code" href="classNLMISC_1_1CSimpleClock.html#r1">_StartStopNumTicks</a>;
00176 };
00177
00178
00179
00180
00181
<a name="l00205"></a><a class="code" href="classNLMISC_1_1CHTimer.html">00205</a> <font class="keyword">class </font>CHTimer
00206 {
00207 <font class="keyword">public</font>:
00208 <font class="comment">// this enum is used to sort displayed results</font>
<a name="l00209"></a><a class="code" href="classNLMISC_1_1CHTimer.html#s8">00209</a> <font class="keyword">enum</font> <a class="code" href="classNLMISC_1_1CHTimer.html#s8">TSortCriterion</a> { <a class="code" href="classNLMISC_1_1CHTimer.html#s8s0">NoSort</a>,
00210 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s1">TotalTime</a>,
00211 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s2">TotalTimeWithoutSons</a>,
00212 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s3">MeanTime</a>,
00213 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s4">NumVisits</a>,
00214 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s5">MaxTime</a>,
00215 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s6">MinTime</a>,
00216 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s7">SortCriterionsLast</a>
00217 };
00218 <font class="keyword">public</font>:
<a name="l00220"></a><a class="code" href="classNLMISC_1_1CHTimer.html#a0">00220</a> <a class="code" href="classNLMISC_1_1CHTimer.html#a0">CHTimer</a>(<font class="keyword">const</font> <font class="keywordtype">char</font> *name, <font class="keywordtype">bool</font> isRoot = <font class="keyword">false</font>) : <a class="code" href="classNLMISC_1_1CHTimer.html#o0">_Name</a>(name), <a class="code" href="classNLMISC_1_1CHTimer.html#o3">_IsRoot</a>(isRoot) {}
00222 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#a1">before</a>();
00223 <font class="comment">// Ends a measuring session</font>
00224 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#a2">after</a>(<font class="keywordtype">bool</font> displayAfter = <font class="keyword">false</font>);
00225 <font class="comment">// Get this node name</font>
<a name="l00226"></a><a class="code" href="classNLMISC_1_1CHTimer.html#a3">00226</a> <font class="keyword">const</font> <font class="keywordtype">char</font> *<a class="code" href="classNLMISC_1_1CHTimer.html#a3">getName</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CHTimer.html#o0">_Name</a>; }
00231 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d0">startBench</a>(<font class="keywordtype">bool</font> wantStandardDeviation = <font class="keyword">false</font>, <font class="keywordtype">bool</font> quick = <font class="keyword">false</font>);
<a name="l00234"></a><a class="code" href="classNLMISC_1_1CHTimer.html#d1">00234</a> <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d1">bench</a>() { <a class="code" href="classNLMISC_1_1CHTimer.html#d0">startBench</a>(); }
<a name="l00237"></a><a class="code" href="classNLMISC_1_1CHTimer.html#d2">00237</a> <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d2">adjust</a>() {}
00239 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d3">endBench</a>();
00243 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d4">display</a>(CLog *log= <a class="code" href="namespaceNLMISC.html#a10">InfoLog</a>, <a class="code" href="classNLMISC_1_1CHTimer.html#s8">TSortCriterion</a> criterion = <a class="code" href="classNLMISC_1_1CHTimer.html#s8s1">TotalTime</a>, <font class="keywordtype">bool</font> displayInline = <font class="keyword">true</font>, <font class="keywordtype">bool</font> displayEx = <font class="keyword">true</font>);
00249 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d5">displayByExecutionPath</a>(CLog *log= <a class="code" href="namespaceNLMISC.html#a10">InfoLog</a>, <a class="code" href="classNLMISC_1_1CHTimer.html#s8">TSortCriterion</a> criterion = <a class="code" href="classNLMISC_1_1CHTimer.html#s8s1">TotalTime</a>, <font class="keywordtype">bool</font> displayInline = <font class="keyword">true</font>, <font class="keywordtype">bool</font> alignPaths = <font class="keyword">true</font>, <font class="keywordtype">bool</font> displayEx = <font class="keyword">true</font>);
00250
00255 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d6">displayHierarchical</a>(CLog *log= <a class="code" href="namespaceNLMISC.html#a10">InfoLog</a>, <font class="keywordtype">bool</font> displayEx = <font class="keyword">true</font>, uint labelNumChar = 32, uint indentationStep = 2);
00256
00261 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d7">displayHierarchicalByExecutionPath</a>(CLog *log= <a class="code" href="namespaceNLMISC.html#a10">InfoLog</a>, <font class="keywordtype">bool</font> displayEx = <font class="keyword">true</font>, uint labelNumChar = 32, uint indentationStep = 2);
00262
00267 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d8">displayHierarchicalByExecutionPathSorted</a>(CLog *log= <a class="code" href="namespaceNLMISC.html#a10">InfoLog</a>, <a class="code" href="classNLMISC_1_1CHTimer.html#s8">TSortCriterion</a> criterion = <a class="code" href="classNLMISC_1_1CHTimer.html#s8s1">TotalTime</a>, <font class="keywordtype">bool</font> displayEx = <font class="keyword">true</font>, uint labelNumChar = 32, uint indentationStep = 2);
00268
00270 <font class="keyword">static</font> <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#d9">clear</a>();
00271
00276 <font class="preprocessor">#ifdef NL_CPU_INTEL</font>
00277 <font class="preprocessor"></font> <font class="keyword">static</font> uint64 getProcessorFrequency(<font class="keywordtype">bool</font> quick=<font class="keyword">false</font>);
00278 <font class="preprocessor">#endif</font>
00281 <font class="preprocessor">private:</font>
00282 <font class="preprocessor"></font> <font class="keyword">struct </font>CNode;
<a name="l00283"></a><a class="code" href="classNLMISC_1_1CHTimer.html#u0">00283</a> <font class="keyword">typedef</font> std::vector<CNode *> <a class="code" href="classNLMISC_1_1CHTimer.html#u0">TNodeVect</a>;
<a name="l00284"></a><a class="code" href="classNLMISC_1_1CHTimer.html#u1">00284</a> <font class="keyword">typedef</font> std::vector<CHTimer *> <a class="code" href="classNLMISC_1_1CHTimer.html#u1">TTimerVect</a>;
00285 <font class="comment">//</font>
<a name="l00287"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html">00287</a> <font class="comment"> struct CNode</font>
00288 {
<a name="l00289"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#s0">00289</a> <font class="keyword">typedef</font> std::vector<double> TTimeVect;
00290 <font class="comment">//</font>
<a name="l00291"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m0">00291</a> CNode *Parent;
<a name="l00292"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m1">00292</a> <a class="code" href="classNLMISC_1_1CHTimer.html#u0">TNodeVect</a> Sons;
<a name="l00293"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m2">00293</a> <a class="code" href="classNLMISC_1_1CHTimer.html#a0">CHTimer</a> *Owner; <font class="comment">// the hierarchical timer this node is associated with </font>
<a name="l00294"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m3">00294</a> uint64 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s1">TotalTime</a>; <font class="comment">// the total time spent in that node, including sons </font>
<a name="l00295"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m4">00295</a> uint64 LastSonsTotalTime;
<a name="l00296"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m5">00296</a> uint64 SonsTotalTime; <font class="comment">// maybe different from LastSonsTotalTime while benching the sons and if the display is called in a benched node</font>
<a name="l00297"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m6">00297</a> TTimeVect Measures; <font class="comment">// All time measures. Used only when standard deviation is wanted</font>
<a name="l00298"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m7">00298</a> uint64 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s6">MinTime</a>; <font class="comment">// the minimum time spent in that node</font>
<a name="l00299"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m8">00299</a> uint64 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s5">MaxTime</a>; <font class="comment">// the maximum time spent in that node</font>
<a name="l00300"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m9">00300</a> uint64 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s4">NumVisits</a>; <font class="comment">// the number of time the execution has gone through this node </font>
00301 <font class="comment">//</font>
<a name="l00302"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m10">00302</a> uint64 SonsPreambule; <font class="comment">// preambule time for the sons </font>
<a name="l00303"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#m11">00303</a> CSimpleClock Clock; <font class="comment">// a clock to do the measures at this node</font>
00304 <font class="comment">// ctor </font>
<a name="l00305"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#a0">00305</a> CNode(<a class="code" href="classNLMISC_1_1CHTimer.html#a0">CHTimer</a> *owner = NULL, CNode *parent = NULL) : Parent(parent), Owner(owner)
00306 {
00307 reset();
00308 }
00309 <font class="comment">// dtor</font>
00310 ~CNode();
00311 <font class="comment">// Get the number of nodes in the tree starting at this node</font>
00312 uint getNumNodes() <font class="keyword">const</font>;
00313 <font class="comment">// release the sons, should not be benching when calling this</font>
00314 <font class="keywordtype">void</font> releaseSons();
00315 <font class="comment">// reset this node measures</font>
<a name="l00316"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNode.html#a4">00316</a> <font class="keywordtype">void</font> reset()
00317 {
00318 SonsTotalTime = 0;
00319 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s1">TotalTime</a> = 0;
00320 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s5">MaxTime</a> = 0;
00321 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s6">MinTime</a> = (uint64) -1;
00322 <a class="code" href="classNLMISC_1_1CHTimer.html#s8s4">NumVisits</a> = 0;
00323 SonsPreambule = 0;
00324 LastSonsTotalTime = 0;
00325 <a class="code" href="namespaceNLMISC.html#a222">NLMISC::contReset</a>(Measures);
00326 }
00327 <font class="comment">// Display this node path</font>
00328 <font class="keywordtype">void</font> displayPath(CLog *log) <font class="keyword">const</font>;
00329 <font class="comment">// Get this node path</font>
00330 <font class="keywordtype">void</font> getPath(std::string &dest) <font class="keyword">const</font>;
00331 };
00332
<a name="l00336"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html">00336</a> <font class="keyword">struct </font>CStats
00337 {
<a name="l00338"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m0">00338</a> <font class="keywordtype">double</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m0">TimeStandardDeviation</a>;
<a name="l00339"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m1">00339</a> <font class="keywordtype">double</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m1">TotalTime</a>;
<a name="l00340"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m2">00340</a> <font class="keywordtype">double</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m2">TotalTimeWithoutSons</a>;
<a name="l00341"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m3">00341</a> <font class="keywordtype">double</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m3">MeanTime</a>;
<a name="l00342"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m4">00342</a> uint64 <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m4">NumVisits</a>;
<a name="l00343"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m5">00343</a> <font class="keywordtype">double</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m5">MinTime</a>;
<a name="l00344"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m6">00344</a> <font class="keywordtype">double</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#m6">MaxTime</a>;
00345
00346 <font class="comment">// build stats from a single node</font>
00347 <font class="keywordtype">void</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#a0">buildFromNode</a>(CNode *node, <font class="keywordtype">double</font> msPerTick);
00348
00349 <font class="comment">// build stats from a vector of nodes</font>
00350 <font class="keywordtype">void</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#a1">buildFromNodes</a>(CNode **firstNode, uint numNodes, <font class="keywordtype">double</font> msPerTick);
00351
00352 <font class="comment">// display stats</font>
00353 <font class="keywordtype">void</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#a2">display</a>(CLog *log, <font class="keywordtype">bool</font> displayEx = <font class="keyword">false</font>, <font class="keywordtype">bool</font> wantStandardDeviation = <font class="keyword">false</font>);
00354
00358 <font class="keywordtype">void</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStats.html#a3">getStats</a>(std::string &dest, <font class="keywordtype">bool</font> statEx, <font class="keywordtype">double</font> rootTotalTime, <font class="keywordtype">bool</font> wantStandardDeviation = <font class="keyword">false</font>);
00359 };
00360 <font class="comment">// Stats and the associated timer</font>
<a name="l00361"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CTimerStat.html">00361</a> <font class="keyword">struct </font>CTimerStat : <font class="keyword">public</font> CStats
00362 {
<a name="l00363"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CTimerStat.html#m0">00363</a> CHTimer *<a class="code" href="structNLMISC_1_1CHTimer_1_1CTimerStat.html#m0">Timer</a>;
00364 };
00365 <font class="comment">// Stats and the associated node</font>
<a name="l00366"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNodeStat.html">00366</a> <font class="keyword">struct </font>CNodeStat : <font class="keyword">public</font> CStats
00367 {
<a name="l00368"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CNodeStat.html#m0">00368</a> CNode *<a class="code" href="structNLMISC_1_1CHTimer_1_1CNodeStat.html#m0">Node</a>;
00369 };
00370
00371
<a name="l00375"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html">00375</a> <font class="keyword">struct </font>CStatSorter
00376 {
<a name="l00377"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html#a0">00377</a> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html#a0">CStatSorter</a>(TSortCriterion criterion = TotalTime) : <a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html#m0">Criterion</a>(criterion)
00378 {}
<a name="l00379"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html#m0">00379</a> TSortCriterion <a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html#m0">Criterion</a>;
00380 <font class="comment">// Less operator</font>
00381 <font class="keywordtype">bool</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CStatSorter.html#a1">operator()</a>(<font class="keyword">const</font> CStats *lhs, <font class="keyword">const</font> CStats *rhs);
00382 };
00383
00384
<a name="l00388"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html">00388</a> <font class="keyword">struct </font>CExamStackEntry
00389 {
00390 <font class="comment">// The node.</font>
<a name="l00391"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m0">00391</a> CNode *<a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m0">Node</a>;
00392 <font class="comment">// The current child to process.</font>
<a name="l00393"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m1">00393</a> uint <a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m1">CurrentChild</a>;
00394 <font class="comment">// The childs, sorted by specific criterion.</font>
<a name="l00395"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m2">00395</a> std::vector<CNode*> <a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m2">Children</a>;
00396
<a name="l00397"></a><a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#a0">00397</a> <font class="keyword">explicit</font> <a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#a0">CExamStackEntry</a>(CNode *node)
00398 {
00399 <a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m0">Node</a>= node;
00400 <a class="code" href="structNLMISC_1_1CHTimer_1_1CExamStackEntry.html#m1">CurrentChild</a>= 0;
00401 }
00402 };
00403
00404
00405 <font class="keyword">private</font>:
00406 <font class="comment">// walk the tree to current execution node, creating it if necessary</font>
00407 <font class="keywordtype">void</font> <a class="code" href="classNLMISC_1_1CHTimer.html#c0">walkTreeToCurrent</a>();
00408 <font class="keyword">private</font>:
00409 <font class="comment">// node name</font>
<a name="l00410"></a><a class="code" href="classNLMISC_1_1CHTimer.html#o0">00410</a> <font class="keyword">const</font> <font class="keywordtype">char</font> *<a class="code" href="classNLMISC_1_1CHTimer.html#o0">_Name</a>;
00411 <font class="comment">// the parent timer</font>
<a name="l00412"></a><a class="code" href="classNLMISC_1_1CHTimer.html#o1">00412</a> <a class="code" href="classNLMISC_1_1CHTimer.html#a0">CHTimer</a> *<a class="code" href="classNLMISC_1_1CHTimer.html#o1">_Parent</a>;
00413 <font class="comment">// the sons timers</font>
<a name="l00414"></a><a class="code" href="classNLMISC_1_1CHTimer.html#o2">00414</a> <a class="code" href="classNLMISC_1_1CHTimer.html#u1">TTimerVect</a> <a class="code" href="classNLMISC_1_1CHTimer.html#o2">_Sons</a>;
00415 <font class="comment">// Tells if this is a root node</font>
<a name="l00416"></a><a class="code" href="classNLMISC_1_1CHTimer.html#o3">00416</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CHTimer.html#o3">_IsRoot</a>;
00417 <font class="keyword">private</font>:
00418 <font class="comment">// root node of the hierarchy</font>
00419 <font class="keyword">static</font> CNode <a class="code" href="classNLMISC_1_1CHTimer.html#r0">_RootNode</a>;
00420 <font class="comment">// the current node of the execution</font>
00421 <font class="keyword">static</font> CNode *<a class="code" href="classNLMISC_1_1CHTimer.html#r1">_CurrNode</a>;
00422 <font class="comment">// the root timer</font>
00423 <font class="keyword">static</font> <a class="code" href="classNLMISC_1_1CHTimer.html#a0">CHTimer</a> <a class="code" href="classNLMISC_1_1CHTimer.html#r2">_RootTimer</a>;
00427 <font class="keyword">static</font> CSimpleClock <a class="code" href="classNLMISC_1_1CHTimer.html#r3">_PreambuleClock</a>;
00428 <font class="comment">//</font>
00429 <font class="keyword">static</font> <font class="keywordtype">double</font> <a class="code" href="classNLMISC_1_1CHTimer.html#r4">_MsPerTick</a>;
00430 <font class="comment">//</font>
00431 <font class="keyword">static</font> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CHTimer.html#r5">_Benching</a>;
00432 <font class="comment">//</font>
00433 <font class="keyword">static</font> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CHTimer.html#r6">_BenchStartedOnce</a>;
00434 <font class="comment">//</font>
00435 <font class="keyword">static</font> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CHTimer.html#r7">_WantStandardDeviation</a>;
00436 <font class="comment">//</font>
00437 <font class="keyword">static</font> <a class="code" href="classNLMISC_1_1CHTimer.html#a0">CHTimer</a> *<a class="code" href="classNLMISC_1_1CHTimer.html#r8">_CurrTimer</a>;
00438
00439 };
00440
00441
00442
<a name="l00459"></a><a class="code" href="classNLMISC_1_1CAutoTimer.html">00459</a> <font class="keyword">class </font>CAutoTimer
00460 {
00461 <font class="keyword">private</font>:
<a name="l00462"></a><a class="code" href="classNLMISC_1_1CAutoTimer.html#o0">00462</a> CHTimer *<a class="code" href="classNLMISC_1_1CAutoTimer.html#o0">_HTimer</a>;
<a name="l00463"></a><a class="code" href="classNLMISC_1_1CAutoTimer.html#o1">00463</a> <font class="keywordtype">bool</font> <a class="code" href="classNLMISC_1_1CAutoTimer.html#o1">_DisplayAfter</a>;
00464 <font class="keyword">public</font>:
<a name="l00465"></a><a class="code" href="classNLMISC_1_1CAutoTimer.html#a0">00465</a> <a class="code" href="classNLMISC_1_1CAutoTimer.html#a0">CAutoTimer</a>(CHTimer *timer, <font class="keywordtype">bool</font> displayAfter=<font class="keyword">false</font>) : _HTimer(timer), <a class="code" href="classNLMISC_1_1CAutoTimer.html#o1">_DisplayAfter</a>(displayAfter) { _HTimer->before(); }
<a name="l00466"></a><a class="code" href="classNLMISC_1_1CAutoTimer.html#a1">00466</a> <a class="code" href="classNLMISC_1_1CAutoTimer.html#a1">~CAutoTimer</a>() { _HTimer->after(<a class="code" href="classNLMISC_1_1CAutoTimer.html#o1">_DisplayAfter</a>); }
00467 };
00468
00469
00471 <font class="comment">// inlines implementation //</font>
00473 <font class="comment">#if 0</font>
00474 <font class="comment">//===============================================</font>
00475 <font class="keyword">inline</font> <font class="keywordtype">void</font> CHTimer::before()
00476 {
00477 <font class="keywordflow">if</font> (!_Benching) <font class="keywordflow">return</font>;
00478 _PreambuleClock.start();
00479 walkTreeToCurrent();
00480 ++ _CurrNode->NumVisits;
00481 _CurrNode->SonsPreambule = 0;
00482 <font class="keywordflow">if</font> (!_Parent && _CurrTimer != <font class="keyword">this</font>)
00483 {
00484 _Parent = _CurrTimer;
00485 <font class="comment">// register as a son of the parent</font>
00486 _Parent->_Sons.push_back(<font class="keyword">this</font>);
00487 }
00488 _CurrTimer = <font class="keyword">this</font>;
00489 _PreambuleClock.stop();
00490 <font class="keywordflow">if</font> (_CurrNode->Parent)
00491 {
00492 _CurrNode->Parent->SonsPreambule += _PreambuleClock.getNumTicks();
00493 }
00494 _CurrNode->Clock.start();
00495 }
00496
00497 <font class="comment">//===============================================</font>
00498 <font class="keyword">inline</font> <font class="keywordtype">void</font> CHTimer::after(<font class="keywordtype">bool</font> displayAfter <font class="comment">/*= false*/</font>)
00499 {
00500 <font class="keywordflow">if</font> (!_Benching) <font class="keywordflow">return</font>;
00501 _CurrNode->Clock.stop();
00502 _PreambuleClock.start();
00503 <font class="comment">// </font>
00504 <font class="comment">//nlinfo((std::string("clock ") + _Name + std::string(" time = ") + NLMISC::toString(_CurrNode->Clock.getNumTicks())).c_str());</font>
00505 uint64 numTicks = _CurrNode->Clock.getNumTicks() - _CurrNode->SonsPreambule - (CSimpleClock::getStartStopNumTicks() << 1);
00506
00507 _CurrNode->TotalTime += numTicks;
00508 _CurrNode->MinTime = <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(_CurrNode->MinTime, numTicks);
00509 _CurrNode->MaxTime = std::max(_CurrNode->MaxTime, numTicks);
00510 _CurrNode->LastSonsTotalTime = _CurrNode->SonsTotalTime;
00511 <font class="keywordflow">if</font> (displayAfter)
00512 {
00513 <a class="code" href="debug_8h.html#a1">nlinfo</a>(<font class="stringliteral">"FEHTIMER> %s %.3fms loop number %d"</font>, _Name, numTicks * _MsPerTick, _CurrNode->NumVisits);
00514 }
00515 <font class="comment">//</font>
00516 <font class="keywordflow">if</font> (_WantStandardDeviation)
00517 {
00518 _CurrNode->Measures.push_back(numTicks * _MsPerTick);
00519 }
00520 <font class="comment">//</font>
00521 <font class="keywordflow">if</font> (_Parent)
00522 {
00523 _CurrTimer = _Parent;
00524 }
00525 <font class="comment">//</font>
00526 <font class="keywordflow">if</font> (_CurrNode->Parent)
00527 {
00528 _PreambuleClock.stop();
00529 _CurrNode = _CurrNode->Parent;
00530 _CurrNode->SonsTotalTime += numTicks;
00531 _CurrNode->SonsPreambule += _PreambuleClock.getNumTicks();
00532 }
00533 <font class="keywordflow">else</font>
00534 {
00535 _PreambuleClock.stop();
00536 }
00537 }
00538 <font class="preprocessor">#endif</font>
00539 <font class="preprocessor"></font>
00540 } <font class="comment">// NLMISC</font>
00541
00542 <font class="preprocessor">#endif // NL_HIERARCHICAL_TIMER_H</font>
00543 <font class="preprocessor"></font>
00544 <font class="comment">/* End of hierarchical_timer.h */</font>
00545
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