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<h1>src/libsphinxbase/util/profile.c</h1> </div>
</div>
<div class="contents">
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/* ====================================================================</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 1999-2001 Carnegie Mellon University. All rights</span>
<a name="l00004"></a>00004 <span class="comment"> * reserved.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
<a name="l00007"></a>00007 <span class="comment"> * modification, are permitted provided that the following conditions</span>
<a name="l00008"></a>00008 <span class="comment"> * are met:</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span>
<a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span>
<a name="l00014"></a>00014 <span class="comment"> * notice, this list of conditions and the following disclaimer in</span>
<a name="l00015"></a>00015 <span class="comment"> * the documentation and/or other materials provided with the</span>
<a name="l00016"></a>00016 <span class="comment"> * distribution.</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span>
<a name="l00019"></a>00019 <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span>
<a name="l00020"></a>00020 <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span>
<a name="l00021"></a>00021 <span class="comment"> *</span>
<a name="l00022"></a>00022 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span>
<a name="l00023"></a>00023 <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span>
<a name="l00024"></a>00024 <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span>
<a name="l00025"></a>00025 <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span>
<a name="l00026"></a>00026 <span class="comment"> * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span>
<a name="l00027"></a>00027 <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT </span>
<a name="l00028"></a>00028 <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, </span>
<a name="l00029"></a>00029 <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY </span>
<a name="l00030"></a>00030 <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT </span>
<a name="l00031"></a>00031 <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE </span>
<a name="l00032"></a>00032 <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00033"></a>00033 <span class="comment"> *</span>
<a name="l00034"></a>00034 <span class="comment"> * ====================================================================</span>
<a name="l00035"></a>00035 <span class="comment"> *</span>
<a name="l00036"></a>00036 <span class="comment"> */</span>
<a name="l00037"></a>00037 <span class="comment">/*</span>
<a name="l00038"></a>00038 <span class="comment"> * profile.c -- For timing and event counting.</span>
<a name="l00039"></a>00039 <span class="comment"> *</span>
<a name="l00040"></a>00040 <span class="comment"> * **********************************************</span>
<a name="l00041"></a>00041 <span class="comment"> * CMU ARPA Speech Project</span>
<a name="l00042"></a>00042 <span class="comment"> *</span>
<a name="l00043"></a>00043 <span class="comment"> * Copyright (c) 1999 Carnegie Mellon University.</span>
<a name="l00044"></a>00044 <span class="comment"> * ALL RIGHTS RESERVED.</span>
<a name="l00045"></a>00045 <span class="comment"> * **********************************************</span>
<a name="l00046"></a>00046 <span class="comment"> * </span>
<a name="l00047"></a>00047 <span class="comment"> * HISTORY</span>
<a name="l00048"></a>00048 <span class="comment"> * $Log: profile.c,v $</span>
<a name="l00049"></a>00049 <span class="comment"> * Revision 1.7 2005/06/22 03:10:59 arthchan2003</span>
<a name="l00050"></a>00050 <span class="comment"> * 1, Fixed doxygen documentation, 2, Added keyword.</span>
<a name="l00051"></a>00051 <span class="comment"> *</span>
<a name="l00052"></a>00052 <span class="comment"> * Revision 1.3 2005/03/30 01:22:48 archan</span>
<a name="l00053"></a>00053 <span class="comment"> * Fixed mistakes in last updates. Add</span>
<a name="l00054"></a>00054 <span class="comment"> *</span>
<a name="l00055"></a>00055 <span class="comment"> * </span>
<a name="l00056"></a>00056 <span class="comment"> * 11-Mar-1999 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon University</span>
<a name="l00057"></a>00057 <span class="comment"> * Added ptmr_init().</span>
<a name="l00058"></a>00058 <span class="comment"> * </span>
<a name="l00059"></a>00059 <span class="comment"> * 19-Jun-97 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon University</span>
<a name="l00060"></a>00060 <span class="comment"> * Created.</span>
<a name="l00061"></a>00061 <span class="comment"> */</span>
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="preprocessor">#include <config.h></span>
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="preprocessor">#include <stdio.h></span>
<a name="l00066"></a>00066 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00067"></a>00067 <span class="preprocessor">#include <string.h></span>
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="preprocessor">#if defined(_WIN32) && !defined(__SYMBIAN32__)</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor"># include <windows.h></span>
<a name="l00071"></a>00071 <span class="preprocessor"># ifndef _WIN32_WCE</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor"># include <time.h></span>
<a name="l00073"></a>00073 <span class="preprocessor"># endif</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span><span class="preprocessor">#elif defined(HAVE_UNISTD_H) </span><span class="comment">/* I know this, this is Unix... */</span>
<a name="l00075"></a>00075 <span class="preprocessor"># include <unistd.h></span>
<a name="l00076"></a>00076 <span class="preprocessor"># include <sys/time.h></span>
<a name="l00077"></a>00077 <span class="preprocessor"># include <sys/resource.h></span>
<a name="l00078"></a>00078 <span class="preprocessor">#endif</span>
<a name="l00079"></a>00079 <span class="preprocessor"></span>
<a name="l00080"></a>00080 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span><span class="preprocessor">#pragma warning (disable: 4996)</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00083"></a>00083 <span class="preprocessor"></span>
<a name="l00084"></a>00084 <span class="preprocessor">#include "sphinxbase/profile.h"</span>
<a name="l00085"></a>00085 <span class="preprocessor">#include "sphinxbase/err.h"</span>
<a name="l00086"></a>00086 <span class="preprocessor">#include "sphinxbase/ckd_alloc.h"</span>
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="comment">/* Silvio Moioli: updated to use Unicode */</span>
<a name="l00089"></a>00089 <span class="preprocessor">#ifdef _WIN32_WCE</span>
<a name="l00090"></a>00090 <span class="preprocessor"></span>DWORD unlink(<span class="keyword">const</span> <span class="keywordtype">char</span> *filename)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 WCHAR *wfilename;
<a name="l00093"></a>00093 DWORD rv;
<a name="l00094"></a>00094 <span class="keywordtype">size_t</span> len;
<a name="l00095"></a>00095
<a name="l00096"></a>00096 len = mbstowcs(NULL, filename, 0);
<a name="l00097"></a>00097 wfilename = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e" title="Macros to simplify the use of above functions.">ckd_calloc</a>(len+1, <span class="keyword">sizeof</span>(*wfilename));
<a name="l00098"></a>00098 mbstowcs(wfilename, filename, len);
<a name="l00099"></a>00099 rv = DeleteFileW(wfilename);
<a name="l00100"></a>00100 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wfilename);
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="keywordflow">return</span> rv;
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104 <span class="preprocessor">#endif</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span>
<a name="l00106"></a>00106 <a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a> *
<a name="l00107"></a><a class="code" href="profile_8h.html#acc5bd9ca1cc61377433a308b082d34b8">00107</a> <a class="code" href="profile_8h.html#acc5bd9ca1cc61377433a308b082d34b8" title="operations of pctr_t">pctr_new</a>(<span class="keywordtype">char</span> *nm)
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109 <a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a> *pc;
<a name="l00110"></a>00110
<a name="l00111"></a>00111 pc = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e" title="Macros to simplify the use of above functions.">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(<a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a>));
<a name="l00112"></a>00112 pc-><a class="code" href="structpctr__t.html#a9674298e968c73272d477593c7b41ed5" title="Counter print name; NULL terminates array of counters Used by pctr_print_all.">name</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(nm);
<a name="l00113"></a>00113 pc-><a class="code" href="structpctr__t.html#adc5e6467eceb66d4f56a20514d06eb55" title="Counter value.">count</a> = 0;
<a name="l00114"></a>00114
<a name="l00115"></a>00115 <span class="keywordflow">return</span> pc;
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keywordtype">void</span>
<a name="l00119"></a><a class="code" href="profile_8h.html#a7d072965099f09c49a58e3fd422c48f4">00119</a> <a class="code" href="profile_8h.html#a7d072965099f09c49a58e3fd422c48f4" title="Reset a counter.">pctr_reset</a>(<a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a> * ctr)
<a name="l00120"></a>00120 {
<a name="l00121"></a>00121 ctr-><a class="code" href="structpctr__t.html#adc5e6467eceb66d4f56a20514d06eb55" title="Counter value.">count</a> = 0;
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123
<a name="l00124"></a>00124
<a name="l00125"></a>00125 <span class="keywordtype">void</span>
<a name="l00126"></a><a class="code" href="profile_8h.html#a29e1c5d5f5b462d24a84204e532943fa">00126</a> <a class="code" href="profile_8h.html#a29e1c5d5f5b462d24a84204e532943fa" title="Increment a counter.">pctr_increment</a>(<a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a> * ctr, int32 inc)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 ctr-><a class="code" href="structpctr__t.html#adc5e6467eceb66d4f56a20514d06eb55" title="Counter value.">count</a> += inc;
<a name="l00129"></a>00129 <span class="comment">/* E_INFO("Name %s, Count %d, inc %d\n",ctr->name, ctr->count, inc); */</span>
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a>00132 <span class="keywordtype">void</span>
<a name="l00133"></a><a class="code" href="profile_8h.html#a4333e06af6db1fd806846c9f9b1f3f78">00133</a> <a class="code" href="profile_8h.html#a4333e06af6db1fd806846c9f9b1f3f78" title="Print a counter.">pctr_print</a>(FILE * fp, <a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a> * ctr)
<a name="l00134"></a>00134 {
<a name="l00135"></a>00135 fprintf(fp, <span class="stringliteral">"CTR:"</span>);
<a name="l00136"></a>00136 fprintf(fp, <span class="stringliteral">"[%d %s]"</span>, ctr-><a class="code" href="structpctr__t.html#adc5e6467eceb66d4f56a20514d06eb55" title="Counter value.">count</a>, ctr-><a class="code" href="structpctr__t.html#a9674298e968c73272d477593c7b41ed5" title="Counter print name; NULL terminates array of counters Used by pctr_print_all.">name</a>);
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138
<a name="l00139"></a>00139 <span class="keywordtype">void</span>
<a name="l00140"></a><a class="code" href="profile_8h.html#a90821b8f5c4593ead9f8ebea8ca6994c">00140</a> <a class="code" href="profile_8h.html#a90821b8f5c4593ead9f8ebea8ca6994c" title="Free the counter.">pctr_free</a>(<a class="code" href="structpctr__t.html" title="Generic event counter for profiling.">pctr_t</a> * pc)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="keywordflow">if</span> (pc) {
<a name="l00143"></a>00143 <span class="keywordflow">if</span> (pc-><a class="code" href="structpctr__t.html#a9674298e968c73272d477593c7b41ed5" title="Counter print name; NULL terminates array of counters Used by pctr_print_all.">name</a>)
<a name="l00144"></a>00144 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(pc-><a class="code" href="structpctr__t.html#a9674298e968c73272d477593c7b41ed5" title="Counter print name; NULL terminates array of counters Used by pctr_print_all.">name</a>);
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(pc);
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="preprocessor">#if defined(_WIN32) && !defined(GNUWINCE) && !defined(__SYMBIAN32__)</span>
<a name="l00151"></a>00151 <span class="preprocessor"></span>
<a name="l00152"></a>00152 <span class="preprocessor">#define TM_LOWSCALE 1e-7</span>
<a name="l00153"></a>00153 <span class="preprocessor"></span><span class="preprocessor">#define TM_HIGHSCALE (4294967296.0 * TM_LOWSCALE);</span>
<a name="l00154"></a>00154 <span class="preprocessor"></span>
<a name="l00155"></a>00155 <span class="keyword">static</span> float64
<a name="l00156"></a>00156 make_sec(FILETIME * tm)
<a name="l00157"></a>00157 {
<a name="l00158"></a>00158 float64 dt;
<a name="l00159"></a>00159
<a name="l00160"></a>00160 dt = tm->dwLowDateTime * TM_LOWSCALE;
<a name="l00161"></a>00161 dt += tm->dwHighDateTime * TM_HIGHSCALE;
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keywordflow">return</span> (dt);
<a name="l00164"></a>00164 }
<a name="l00165"></a>00165
<a name="l00166"></a>00166 <span class="preprocessor">#else </span><span class="comment">/* NOT WINDOWS */</span>
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="keyword">static</span> float64
<a name="l00169"></a>00169 make_sec(<span class="keyword">struct</span> timeval *s)
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 <span class="keywordflow">return</span> (s->tv_sec + s->tv_usec * 0.000001);
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173
<a name="l00174"></a>00174 <span class="preprocessor">#endif</span>
<a name="l00175"></a>00175 <span class="preprocessor"></span>
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keywordtype">void</span>
<a name="l00178"></a><a class="code" href="profile_8h.html#aada447eb3dc8c9ffb17fd7331ae671e7">00178</a> <a class="code" href="profile_8h.html#aada447eb3dc8c9ffb17fd7331ae671e7" title="Start timing using tmr.">ptmr_start</a>(<a class="code" href="structptmr__t.html" title="Generic timer structures and functions for coarse-grained performance measurements using standard sys...">ptmr_t</a> * tm)
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <span class="preprocessor">#if (! defined(_WIN32)) || defined(GNUWINCE) || defined(__SYMBIAN32__)</span>
<a name="l00181"></a>00181 <span class="preprocessor"></span> <span class="keyword">struct </span>timeval e_start; <span class="comment">/* Elapsed time */</span>
<a name="l00182"></a>00182
<a name="l00183"></a>00183 <span class="preprocessor">#if (! defined(_HPUX_SOURCE)) && (! defined(__SYMBIAN32__))</span>
<a name="l00184"></a>00184 <span class="preprocessor"></span> <span class="keyword">struct </span>rusage start; <span class="comment">/* CPU time */</span>
<a name="l00185"></a>00185
<a name="l00186"></a>00186 <span class="comment">/* Unix but not HPUX */</span>
<a name="l00187"></a>00187 getrusage(RUSAGE_SELF, &start);
<a name="l00188"></a>00188 tm-><a class="code" href="structptmr__t.html#a85c0c5f0e321cf11fb478b92a05223e8" title="---- FOR INTERNAL USE ONLY ----">start_cpu</a> = make_sec(&start.ru_utime) + make_sec(&start.ru_stime);
<a name="l00189"></a>00189 <span class="preprocessor">#endif</span>
<a name="l00190"></a>00190 <span class="preprocessor"></span> <span class="comment">/* Unix + HP */</span>
<a name="l00191"></a>00191 gettimeofday(&e_start, 0);
<a name="l00192"></a>00192 tm-><a class="code" href="structptmr__t.html#a1702b16a6c6bcb82f6c636f5e68af188" title="---- FOR INTERNAL USE ONLY ----">start_elapsed</a> = make_sec(&e_start);
<a name="l00193"></a>00193 <span class="preprocessor">#elif defined(_WIN32_WCE)</span>
<a name="l00194"></a>00194 <span class="preprocessor"></span> <span class="comment">/* No GetProcessTimes() on WinCE. (Note CPU time will be bogus) */</span>
<a name="l00195"></a>00195 tm-><a class="code" href="structptmr__t.html#a85c0c5f0e321cf11fb478b92a05223e8" title="---- FOR INTERNAL USE ONLY ----">start_cpu</a> = GetTickCount() / 1000;
<a name="l00196"></a>00196 tm-><a class="code" href="structptmr__t.html#a1702b16a6c6bcb82f6c636f5e68af188" title="---- FOR INTERNAL USE ONLY ----">start_elapsed</a> = GetTickCount() / 1000;
<a name="l00197"></a>00197 <span class="preprocessor">#else</span>
<a name="l00198"></a>00198 <span class="preprocessor"></span> HANDLE pid;
<a name="l00199"></a>00199 FILETIME t_create, t_exit, kst, ust;
<a name="l00200"></a>00200
<a name="l00201"></a>00201 <span class="comment">/* PC */</span>
<a name="l00202"></a>00202 pid = GetCurrentProcess();
<a name="l00203"></a>00203 GetProcessTimes(pid, &t_create, &t_exit, &kst, &ust);
<a name="l00204"></a>00204 tm-><a class="code" href="structptmr__t.html#a85c0c5f0e321cf11fb478b92a05223e8" title="---- FOR INTERNAL USE ONLY ----">start_cpu</a> = make_sec(&ust) + make_sec(&kst);
<a name="l00205"></a>00205
<a name="l00206"></a>00206 tm-><a class="code" href="structptmr__t.html#a1702b16a6c6bcb82f6c636f5e68af188" title="---- FOR INTERNAL USE ONLY ----">start_elapsed</a> = (float64) clock() / CLOCKS_PER_SEC;
<a name="l00207"></a>00207 <span class="preprocessor">#endif</span>
<a name="l00208"></a>00208 <span class="preprocessor"></span>}
<a name="l00209"></a>00209
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="keywordtype">void</span>
<a name="l00212"></a><a class="code" href="profile_8h.html#ade42334cf2db0bc8858ff966e55a4ffb">00212</a> <a class="code" href="profile_8h.html#ade42334cf2db0bc8858ff966e55a4ffb" title="Stop timing and accumulate tmr-&gt;{t_cpu, t_elapsed, t_tot_cpu, t_tot_elapsed}.">ptmr_stop</a>(<a class="code" href="structptmr__t.html" title="Generic timer structures and functions for coarse-grained performance measurements using standard sys...">ptmr_t</a> * tm)
<a name="l00213"></a>00213 {
<a name="l00214"></a>00214 float64 dt_cpu, dt_elapsed;
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="preprocessor">#if (! defined(_WIN32)) || defined(GNUWINCE) || defined(__SYMBIAN32__)</span>
<a name="l00217"></a>00217 <span class="preprocessor"></span> <span class="keyword">struct </span>timeval e_stop; <span class="comment">/* Elapsed time */</span>
<a name="l00218"></a>00218
<a name="l00219"></a>00219 <span class="preprocessor">#if (! defined(_HPUX_SOURCE)) && (! defined(__SYMBIAN32__))</span>
<a name="l00220"></a>00220 <span class="preprocessor"></span> <span class="keyword">struct </span>rusage stop; <span class="comment">/* CPU time */</span>
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <span class="comment">/* Unix but not HPUX */</span>
<a name="l00223"></a>00223 getrusage(RUSAGE_SELF, &stop);
<a name="l00224"></a>00224 dt_cpu =
<a name="l00225"></a>00225 make_sec(&stop.ru_utime) + make_sec(&stop.ru_stime) -
<a name="l00226"></a>00226 tm-><a class="code" href="structptmr__t.html#a85c0c5f0e321cf11fb478b92a05223e8" title="---- FOR INTERNAL USE ONLY ----">start_cpu</a>;
<a name="l00227"></a>00227 <span class="preprocessor">#else</span>
<a name="l00228"></a>00228 <span class="preprocessor"></span> dt_cpu = 0.0;
<a name="l00229"></a>00229 <span class="preprocessor">#endif</span>
<a name="l00230"></a>00230 <span class="preprocessor"></span> <span class="comment">/* Unix + HP */</span>
<a name="l00231"></a>00231 gettimeofday(&e_stop, 0);
<a name="l00232"></a>00232 dt_elapsed = (make_sec(&e_stop) - tm-><a class="code" href="structptmr__t.html#a1702b16a6c6bcb82f6c636f5e68af188" title="---- FOR INTERNAL USE ONLY ----">start_elapsed</a>);
<a name="l00233"></a>00233 <span class="preprocessor">#elif defined(_WIN32_WCE)</span>
<a name="l00234"></a>00234 <span class="preprocessor"></span> <span class="comment">/* No GetProcessTimes() on WinCE. (Note CPU time will be bogus) */</span>
<a name="l00235"></a>00235 dt_cpu = GetTickCount() / 1000 - tm-><a class="code" href="structptmr__t.html#a85c0c5f0e321cf11fb478b92a05223e8" title="---- FOR INTERNAL USE ONLY ----">start_cpu</a>;
<a name="l00236"></a>00236 dt_elapsed = GetTickCount() / 1000 - tm-><a class="code" href="structptmr__t.html#a1702b16a6c6bcb82f6c636f5e68af188" title="---- FOR INTERNAL USE ONLY ----">start_elapsed</a>;
<a name="l00237"></a>00237 <span class="preprocessor">#else</span>
<a name="l00238"></a>00238 <span class="preprocessor"></span> HANDLE pid;
<a name="l00239"></a>00239 FILETIME t_create, t_exit, kst, ust;
<a name="l00240"></a>00240
<a name="l00241"></a>00241 <span class="comment">/* PC */</span>
<a name="l00242"></a>00242 pid = GetCurrentProcess();
<a name="l00243"></a>00243 GetProcessTimes(pid, &t_create, &t_exit, &kst, &ust);
<a name="l00244"></a>00244 dt_cpu = make_sec(&ust) + make_sec(&kst) - tm-><a class="code" href="structptmr__t.html#a85c0c5f0e321cf11fb478b92a05223e8" title="---- FOR INTERNAL USE ONLY ----">start_cpu</a>;
<a name="l00245"></a>00245 dt_elapsed = ((float64) clock() / CLOCKS_PER_SEC) - tm-><a class="code" href="structptmr__t.html#a1702b16a6c6bcb82f6c636f5e68af188" title="---- FOR INTERNAL USE ONLY ----">start_elapsed</a>;
<a name="l00246"></a>00246 #endif
<a name="l00247"></a>00247
<a name="l00248"></a>00248 tm-><a class="code" href="structptmr__t.html#acbd784f7332329999925d396deae3a5d" title="CPU time accumulated since most recent reset op.">t_cpu</a> += dt_cpu;
<a name="l00249"></a>00249 tm-><a class="code" href="structptmr__t.html#a743fce329d82fd7a9130cba5bbccd991" title="Elapsed time accumulated since most recent reset.">t_elapsed</a> += dt_elapsed;
<a name="l00250"></a>00250
<a name="l00251"></a>00251 tm-><a class="code" href="structptmr__t.html#a301d13acc21718143b8b39b7af8b6677" title="Total CPU time since creation.">t_tot_cpu</a> += dt_cpu;
<a name="l00252"></a>00252 tm-><a class="code" href="structptmr__t.html#a2dc87aa035c8eb542279ca4496dd76f1" title="Total elapsed time since creation.">t_tot_elapsed</a> += dt_elapsed;
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254
<a name="l00255"></a>00255
<a name="l00256"></a>00256 <span class="keywordtype">void</span>
<a name="l00257"></a><a class="code" href="profile_8h.html#a32b1bf9f877946fb455c493a6aa3613f">00257</a> <a class="code" href="profile_8h.html#a32b1bf9f877946fb455c493a6aa3613f" title="Reset tmr-&gt;{t_cpu, t_elapsed} to 0.0.">ptmr_reset</a>(<a class="code" href="structptmr__t.html" title="Generic timer structures and functions for coarse-grained performance measurements using standard sys...">ptmr_t</a> * tm)
<a name="l00258"></a>00258 {
<a name="l00259"></a>00259 tm-><a class="code" href="structptmr__t.html#acbd784f7332329999925d396deae3a5d" title="CPU time accumulated since most recent reset op.">t_cpu</a> = 0.0;
<a name="l00260"></a>00260 tm-><a class="code" href="structptmr__t.html#a743fce329d82fd7a9130cba5bbccd991" title="Elapsed time accumulated since most recent reset.">t_elapsed</a> = 0.0;
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262
<a name="l00263"></a>00263
<a name="l00264"></a>00264 <span class="keywordtype">void</span>
<a name="l00265"></a><a class="code" href="profile_8h.html#a5260d9143ed28fa82c2ab410abce6749">00265</a> <a class="code" href="profile_8h.html#a5260d9143ed28fa82c2ab410abce6749" title="Reset tmr-&gt;{t_cpu, t_elapsed, t_tot_cpu, t_tot_elapsed} to 0.0.">ptmr_init</a>(<a class="code" href="structptmr__t.html" title="Generic timer structures and functions for coarse-grained performance measurements using standard sys...">ptmr_t</a> * tm)
<a name="l00266"></a>00266 {
<a name="l00267"></a>00267 tm-><a class="code" href="structptmr__t.html#acbd784f7332329999925d396deae3a5d" title="CPU time accumulated since most recent reset op.">t_cpu</a> = 0.0;
<a name="l00268"></a>00268 tm-><a class="code" href="structptmr__t.html#a743fce329d82fd7a9130cba5bbccd991" title="Elapsed time accumulated since most recent reset.">t_elapsed</a> = 0.0;
<a name="l00269"></a>00269 tm-><a class="code" href="structptmr__t.html#a301d13acc21718143b8b39b7af8b6677" title="Total CPU time since creation.">t_tot_cpu</a> = 0.0;
<a name="l00270"></a>00270 tm-><a class="code" href="structptmr__t.html#a2dc87aa035c8eb542279ca4496dd76f1" title="Total elapsed time since creation.">t_tot_elapsed</a> = 0.0;
<a name="l00271"></a>00271 }
<a name="l00272"></a>00272
<a name="l00273"></a>00273
<a name="l00274"></a>00274 <span class="keywordtype">void</span>
<a name="l00275"></a><a class="code" href="profile_8h.html#a0aaa0953b76ae8c9947d6d982bbbd4a7">00275</a> <a class="code" href="profile_8h.html#a0aaa0953b76ae8c9947d6d982bbbd4a7" title="Reset t_cpu, t_elapsed of all timer modules in array tmr[] to 0.0.">ptmr_reset_all</a>(<a class="code" href="structptmr__t.html" title="Generic timer structures and functions for coarse-grained performance measurements using standard sys...">ptmr_t</a> * tm)
<a name="l00276"></a>00276 {
<a name="l00277"></a>00277 <span class="keywordflow">for</span> (; tm-><a class="code" href="structptmr__t.html#a73b51c5a047300d77b3a82a7dcaf44f1" title="Timer print name; NULL terminates an array of timers.">name</a>; tm++)
<a name="l00278"></a>00278 <a class="code" href="profile_8h.html#a32b1bf9f877946fb455c493a6aa3613f" title="Reset tmr-&gt;{t_cpu, t_elapsed} to 0.0.">ptmr_reset</a>(tm);
<a name="l00279"></a>00279 }
<a name="l00280"></a>00280
<a name="l00281"></a>00281
<a name="l00282"></a>00282 <span class="keywordtype">void</span>
<a name="l00283"></a><a class="code" href="profile_8h.html#a08a625009ff1a5e2ee8aa02b53009f66">00283</a> <a class="code" href="profile_8h.html#a08a625009ff1a5e2ee8aa02b53009f66" title="Print t_cpu for all timer modules in tmr[], normalized by norm (i.e., t_cpu/norm).">ptmr_print_all</a>(FILE * fp, <a class="code" href="structptmr__t.html" title="Generic timer structures and functions for coarse-grained performance measurements using standard sys...">ptmr_t</a> * tm, float64 norm)
<a name="l00284"></a>00284 {
<a name="l00285"></a>00285 <span class="keywordflow">if</span> (norm != 0.0) {
<a name="l00286"></a>00286 norm = 1.0 / norm;
<a name="l00287"></a>00287 <span class="keywordflow">for</span> (; tm-><a class="code" href="structptmr__t.html#a73b51c5a047300d77b3a82a7dcaf44f1" title="Timer print name; NULL terminates an array of timers.">name</a>; tm++)
<a name="l00288"></a>00288 fprintf(fp, <span class="stringliteral">" %6.2fx %s"</span>, tm-><a class="code" href="structptmr__t.html#acbd784f7332329999925d396deae3a5d" title="CPU time accumulated since most recent reset op.">t_cpu</a> * norm, tm-><a class="code" href="structptmr__t.html#a73b51c5a047300d77b3a82a7dcaf44f1" title="Timer print name; NULL terminates an array of timers.">name</a>);
<a name="l00289"></a>00289 }
<a name="l00290"></a>00290 }
<a name="l00291"></a>00291
<a name="l00292"></a>00292
<a name="l00293"></a>00293 int32
<a name="l00294"></a>00294 host_endian(<span class="keywordtype">void</span>)
<a name="l00295"></a>00295 {
<a name="l00296"></a>00296 FILE *fp;
<a name="l00297"></a>00297 int32 BYTE_ORDER_MAGIC;
<a name="l00298"></a>00298 <span class="keywordtype">char</span> *file;
<a name="l00299"></a>00299 <span class="keywordtype">char</span> buf[8];
<a name="l00300"></a>00300 int32 k, endian;
<a name="l00301"></a>00301
<a name="l00302"></a>00302 file = <span class="stringliteral">"/tmp/__EnDiAn_TeSt__"</span>;
<a name="l00303"></a>00303
<a name="l00304"></a>00304 <span class="keywordflow">if</span> ((fp = fopen(file, <span class="stringliteral">"wb"</span>)) == NULL) {
<a name="l00305"></a>00305 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Failed to open file '%s' for writing: %s\n"</span>, file, strerror(errno));
<a name="l00306"></a>00306 <span class="keywordflow">return</span> -1;
<a name="l00307"></a>00307 }
<a name="l00308"></a>00308
<a name="l00309"></a>00309 BYTE_ORDER_MAGIC = (int32) 0x11223344;
<a name="l00310"></a>00310
<a name="l00311"></a>00311 k = (int32) BYTE_ORDER_MAGIC;
<a name="l00312"></a>00312 <span class="keywordflow">if</span> (fwrite(&k, <span class="keyword">sizeof</span>(int32), 1, fp) != 1) {
<a name="l00313"></a>00313 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Failed to write to file '%s'\n"</span>, file);
<a name="l00314"></a>00314 fclose(fp);
<a name="l00315"></a>00315 unlink(file);
<a name="l00316"></a>00316 <span class="keywordflow">return</span> -1;
<a name="l00317"></a>00317 }
<a name="l00318"></a>00318
<a name="l00319"></a>00319 fclose(fp);
<a name="l00320"></a>00320 <span class="keywordflow">if</span> ((fp = fopen(file, <span class="stringliteral">"rb"</span>)) == NULL) {
<a name="l00321"></a>00321 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Failed to open file '%s' for reading: %s\n"</span>, file, strerror(errno));
<a name="l00322"></a>00322 unlink(file);
<a name="l00323"></a>00323 <span class="keywordflow">return</span> -1;
<a name="l00324"></a>00324 }
<a name="l00325"></a>00325 <span class="keywordflow">if</span> (fread(buf, 1, <span class="keyword">sizeof</span>(int32), fp) != <span class="keyword">sizeof</span>(int32)) {
<a name="l00326"></a>00326 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Failed to read from file '%s'\n"</span>, file);
<a name="l00327"></a>00327 fclose(fp);
<a name="l00328"></a>00328 unlink(file);
<a name="l00329"></a>00329 <span class="keywordflow">return</span> -1;
<a name="l00330"></a>00330 }
<a name="l00331"></a>00331 fclose(fp);
<a name="l00332"></a>00332 unlink(file);
<a name="l00333"></a>00333
<a name="l00334"></a>00334 <span class="comment">/* If buf[0] == lsB of BYTE_ORDER_MAGIC, we are little-endian */</span>
<a name="l00335"></a>00335 endian = (buf[0] == (BYTE_ORDER_MAGIC & 0x000000ff)) ? 1 : 0;
<a name="l00336"></a>00336
<a name="l00337"></a>00337 <span class="keywordflow">return</span> (endian);
<a name="l00338"></a>00338 }
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