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<h1>perf.h</h1><a href="perf_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2001, Swedish Institute of Computer Science.</span>
<a name="l00003"></a>00003 <span class="comment"> * All rights reserved. </span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * Redistribution and use in source and binary forms, with or without </span>
<a name="l00006"></a>00006 <span class="comment"> * modification, are permitted provided that the following conditions </span>
<a name="l00007"></a>00007 <span class="comment"> * are met: </span>
<a name="l00008"></a>00008 <span class="comment"> * 1. Redistributions of source code must retain the above copyright </span>
<a name="l00009"></a>00009 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span>
<a name="l00010"></a>00010 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright </span>
<a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer in the </span>
<a name="l00012"></a>00012 <span class="comment"> * documentation and/or other materials provided with the distribution. </span>
<a name="l00013"></a>00013 <span class="comment"> * 3. Neither the name of the Institute nor the names of its contributors </span>
<a name="l00014"></a>00014 <span class="comment"> * may be used to endorse or promote products derived from this software </span>
<a name="l00015"></a>00015 <span class="comment"> * without specific prior written permission. </span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND </span>
<a name="l00018"></a>00018 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE </span>
<a name="l00019"></a>00019 <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE </span>
<a name="l00020"></a>00020 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE </span>
<a name="l00021"></a>00021 <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL </span>
<a name="l00022"></a>00022 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS </span>
<a name="l00023"></a>00023 <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) </span>
<a name="l00024"></a>00024 <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT </span>
<a name="l00025"></a>00025 <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY </span>
<a name="l00026"></a>00026 <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF </span>
<a name="l00027"></a>00027 <span class="comment"> * SUCH DAMAGE. </span>
<a name="l00028"></a>00028 <span class="comment"> *</span>
<a name="l00029"></a>00029 <span class="comment"> * This file is part of the lwIP TCP/IP stack.</span>
<a name="l00030"></a>00030 <span class="comment"> * </span>
<a name="l00031"></a>00031 <span class="comment"> * Author: Adam Dunkels <adam@sics.se></span>
<a name="l00032"></a>00032 <span class="comment"> *</span>
<a name="l00033"></a>00033 <span class="comment"> * $Id: perf_8h-source.html 88 2016-01-12 00:11:29Z reddawg $</span>
<a name="l00034"></a>00034 <span class="comment"> */</span>
<a name="l00035"></a>00035 <span class="preprocessor">#ifndef __ARCH_PERF_H__</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define __ARCH_PERF_H__</span>
<a name="l00037"></a>00037 <span class="preprocessor"></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <<a class="code" href="times_8h.html">ubixos/times.h</a>></span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="preprocessor">#ifdef PERF</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span><span class="preprocessor">#define PERF_START { \</span>
<a name="l00042"></a>00042 <span class="preprocessor"> unsigned long __c1l, __c1h, __c2l, __c2h; \</span>
<a name="l00043"></a>00043 <span class="preprocessor"> __asm__(".byte 0x0f, 0x31" : "=a" (__c1l), "=d" (__c1h))</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor">#define PERF_STOP(x) __asm__(".byte 0x0f, 0x31" : "=a" (__c2l), "=d" (__c2h)); \</span>
<a name="l00045"></a>00045 <span class="preprocessor"> perf_print(__c1l, __c1h, __c2l, __c2h, x);}</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a>00047 <span class="comment">/*#define PERF_START do { \</span>
<a name="l00048"></a>00048 <span class="comment"> struct tms __perf_start, __perf_end; \</span>
<a name="l00049"></a>00049 <span class="comment"> times(&__perf_start)</span>
<a name="l00050"></a>00050 <span class="comment">#define PERF_STOP(x) times(&__perf_end); \</span>
<a name="l00051"></a>00051 <span class="comment"> perf_print_times(&__perf_start, &__perf_end, x);\</span>
<a name="l00052"></a>00052 <span class="comment"> } while(0)*/</span>
<a name="l00053"></a>00053 <span class="preprocessor">#else </span><span class="comment">/* PERF */</span>
<a name="l00054"></a><a class="code" href="perf_8h.html#a1d6977095e51331f65dcfb2b076da52">00054</a> <span class="preprocessor">#define PERF_START </span><span class="comment">/* null definition */</span>
<a name="l00055"></a><a class="code" href="perf_8h.html#8ac3afe5d720793a229fbf70a78eb82f">00055</a> <span class="preprocessor">#define PERF_STOP(x) </span><span class="comment">/* null definition */</span>
<a name="l00056"></a>00056 <span class="preprocessor">#endif </span><span class="comment">/* PERF */</span>
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keywordtype">void</span> <a class="code" href="perf_8h.html#d30d8d40f4e25543ba0c1d338a1d40e3">perf_print</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> c1l, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> c1h,
<a name="l00059"></a>00059 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> c2l, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> c2h,
<a name="l00060"></a>00060 <span class="keywordtype">char</span> *key);
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="keywordtype">void</span> <a class="code" href="perf_8h.html#4368d83d04614f580a657530a68b1a5f">perf_print_times</a>(<span class="keyword">struct</span> <a class="code" href="structtms.html">tms</a> *start, <span class="keyword">struct</span> <a class="code" href="structtms.html">tms</a> *end, <span class="keywordtype">char</span> *key);
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="keywordtype">void</span> <a class="code" href="perf_8h.html#b2440c269fc0ef33e7b7c103271ad986">perf_init</a>(<span class="keywordtype">char</span> *fname);
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="preprocessor">#endif </span><span class="comment">/* __ARCH_PERF_H__ */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Dec 12 08:52:04 2006 for UbixOS V2 by
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