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<h1>memmtmpi.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">// memmtmpi.h</span>
<a name="l00003"></a>00003 <span class="comment">// based on memmpi.h</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">// Copyright (C) 1996 Limit Point Systems, Inc.</span>
<a name="l00006"></a>00006 <span class="comment">//</span>
<a name="l00007"></a>00007 <span class="comment">// Author: Curtis Janssen <cljanss@limitpt.com></span>
<a name="l00008"></a>00008 <span class="comment">// Maintainer: LPS</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// This file is part of the SC Toolkit.</span>
<a name="l00011"></a>00011 <span class="comment">//</span>
<a name="l00012"></a>00012 <span class="comment">// The SC Toolkit is free software; you can redistribute it and/or modify</span>
<a name="l00013"></a>00013 <span class="comment">// it under the terms of the GNU Library General Public License as published by</span>
<a name="l00014"></a>00014 <span class="comment">// the Free Software Foundation; either version 2, or (at your option)</span>
<a name="l00015"></a>00015 <span class="comment">// any later version.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017 <span class="comment">// The SC Toolkit is distributed in the hope that it will be useful,</span>
<a name="l00018"></a>00018 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00019"></a>00019 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00020"></a>00020 <span class="comment">// GNU Library General Public License for more details.</span>
<a name="l00021"></a>00021 <span class="comment">//</span>
<a name="l00022"></a>00022 <span class="comment">// You should have received a copy of the GNU Library General Public License</span>
<a name="l00023"></a>00023 <span class="comment">// along with the SC Toolkit; see the file COPYING.LIB. If not, write to</span>
<a name="l00024"></a>00024 <span class="comment">// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.</span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// The U.S. Government is granted a limited license as per AL 91-7.</span>
<a name="l00027"></a>00027 <span class="comment">//</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#ifdef __GNUC__</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#pragma interface</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a>00033 <span class="preprocessor">#ifndef _util_group_memmtmpi_h</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#define _util_group_memmtmpi_h</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <fstream></span>
<a name="l00037"></a>00037 <span class="preprocessor">#define MPICH_SKIP_MPICXX</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#include <mpi.h></span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="preprocessor">#include <util/group/message.h></span>
<a name="l00041"></a>00041 <span class="preprocessor">#include <util/group/memamsg.h></span>
<a name="l00042"></a>00042 <span class="preprocessor">#include <util/group/thread.h></span>
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keyword">namespace </span>sc {
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keyword">class </span>MTMPIThread;
<a name="l00047"></a>00047
<a name="l00052"></a><a class="code" href="classsc_1_1MTMPIMemoryGrp.html">00052</a> <span class="keyword">class </span><a class="code" href="classsc_1_1MTMPIMemoryGrp.html" title="This MemoryGrp class requires a MT-safe MPI implementation.">MTMPIMemoryGrp</a>: <span class="keyword">public</span> <a class="code" href="classsc_1_1ActiveMsgMemoryGrp.html" title="The ActiveMsgMemoryGrp abstract class specializes the MsgMemoryGrp class.">ActiveMsgMemoryGrp</a> {
<a name="l00053"></a>00053 <span class="keyword">private</span>:
<a name="l00054"></a>00054 <a class="code" href="classsc_1_1Ref.html">Ref<ThreadGrp></a> th_;
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <a class="code" href="classsc_1_1Ref.html">Ref<ThreadLock></a> serial_lock_;
<a name="l00057"></a>00057 <span class="keywordtype">int</span> serial_;
<a name="l00058"></a>00058 <span class="keywordtype">int</span> serial(<span class="keywordtype">int</span> node);
<a name="l00059"></a>00059
<a name="l00060"></a>00060 MPI_Comm comp_comm_;
<a name="l00061"></a>00061 MPI_Comm comm_comm_;
<a name="l00062"></a>00062 <span class="keywordtype">int</span> req_tag_;
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="keywordtype">int</span> active_;
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *nreq_sent_;
<a name="l00067"></a>00067 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *nreq_sent_buf_;
<a name="l00068"></a>00068
<a name="l00069"></a>00069 MTMPIThread **thread_;
<a name="l00070"></a>00070 <a class="code" href="classsc_1_1Ref.html">Ref<ThreadLock></a> print_lock_; <span class="comment">// needed for debugging only</span>
<a name="l00071"></a>00071 std::ofstream hout; <span class="comment">// handler out</span>
<a name="l00072"></a>00072 std::ofstream mout; <span class="comment">// main thread out</span>
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keywordtype">void</span> init_mtmpimg(MPI_Comm comm, <span class="keywordtype">int</span> nthreads);
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="comment">// parent class pure virtuals</span>
<a name="l00077"></a>00077 <span class="keywordtype">void</span> retrieve_data(<span class="keywordtype">void</span> *, <span class="keywordtype">int</span> node, <span class="keywordtype">int</span> <a class="code" href="classsc_1_1MemoryGrp.html#c65ac54b76c98942de3dcae3bb776e03" title="Returns the global offset to node&#39;s memory.">offset</a>, <span class="keywordtype">int</span> <a class="code" href="classsc_1_1MemoryGrp.html#16856ef367eb8d9b39bb36525d7753bf" title="Returns the amount of memory residing on node.">size</a>, <span class="keywordtype">int</span> lock);
<a name="l00078"></a>00078 <span class="keywordtype">void</span> replace_data(<span class="keywordtype">void</span> *, <span class="keywordtype">int</span> node, <span class="keywordtype">int</span> offset, <span class="keywordtype">int</span> size, <span class="keywordtype">int</span> unlock);
<a name="l00079"></a>00079 <span class="keywordtype">void</span> sum_data(<span class="keywordtype">double</span> *data, <span class="keywordtype">int</span> node, <span class="keywordtype">int</span> doffset, <span class="keywordtype">int</span> dsize);
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keyword">friend</span> <span class="keyword">class </span>MTMPIThread;
<a name="l00082"></a>00082 <span class="keyword">public</span>:
<a name="l00087"></a>00087 <a class="code" href="classsc_1_1MTMPIMemoryGrp.html#614734ce26aba2715c568ab52fa11a57" title="Construct a MTMPIMemoryGrp given a MessageGrp, ThreadGrp, and an MPI communicator...">MTMPIMemoryGrp</a>(<span class="keyword">const</span> <a class="code" href="classsc_1_1Ref.html">Ref<MessageGrp></a>& msg, <span class="keyword">const</span> <a class="code" href="classsc_1_1Ref.html">Ref<ThreadGrp></a> &th,
<a name="l00088"></a>00088 MPI_Comm comm = MPI_COMM_WORLD);
<a name="l00091"></a>00091 <a class="code" href="classsc_1_1MTMPIMemoryGrp.html#614734ce26aba2715c568ab52fa11a57" title="Construct a MTMPIMemoryGrp given a MessageGrp, ThreadGrp, and an MPI communicator...">MTMPIMemoryGrp</a>(<span class="keyword">const</span> <a class="code" href="classsc_1_1Ref.html">Ref<KeyVal></a> &);
<a name="l00092"></a>00092 ~<a class="code" href="classsc_1_1MTMPIMemoryGrp.html" title="This MemoryGrp class requires a MT-safe MPI implementation.">MTMPIMemoryGrp</a>();
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keywordtype">void</span> <a class="code" href="classsc_1_1MTMPIMemoryGrp.html#931820bc4523886e16eb8f1eebf0f107" title="Activate is called before the memory is to be used.">activate</a>();
<a name="l00095"></a>00095 <span class="keywordtype">void</span> <a class="code" href="classsc_1_1MTMPIMemoryGrp.html#42424f49d89eeca0b5b444601844d236" title="Deactivate is called after the memory has been used.">deactivate</a>();
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keywordtype">void</span> <a class="code" href="classsc_1_1MTMPIMemoryGrp.html#113a2c3b575498f47461ada78237ddd8" title="Synchronizes all the nodes.">sync</a>();
<a name="l00098"></a>00098 };
<a name="l00099"></a>00099
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="preprocessor">#endif</span>
<a name="l00103"></a>00103 <span class="preprocessor"></span>
<a name="l00104"></a>00104 <span class="comment">// Local Variables:</span>
<a name="l00105"></a>00105 <span class="comment">// mode: c++</span>
<a name="l00106"></a>00106 <span class="comment">// c-file-style: "CLJ"</span>
<a name="l00107"></a>00107 <span class="comment">// End:</span>
</pre></div></div>
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Mandriva
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247b28499c443e092731ffba814075f2
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