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<hr><h1>memmtmpi.h</h1><div class="fragment"><pre>00001 <font class="comment">//</font>
00002 <font class="comment">// memmtmpi.h</font>
00003 <font class="comment">// based on memmpi.h</font>
00004 <font class="comment">//</font>
00005 <font class="comment">// Copyright (C) 1996 Limit Point Systems, Inc.</font>
00006 <font class="comment">//</font>
00007 <font class="comment">// Author: Curtis Janssen &lt;cljanss@limitpt.com&gt;</font>
00008 <font class="comment">// Maintainer: LPS</font>
00009 <font class="comment">//</font>
00010 <font class="comment">// This file is part of the SC Toolkit.</font>
00011 <font class="comment">//</font>
00012 <font class="comment">// The SC Toolkit is free software; you can redistribute it and/or modify</font>
00013 <font class="comment">// it under the terms of the GNU Library General Public License as published by</font>
00014 <font class="comment">// the Free Software Foundation; either version 2, or (at your option)</font>
00015 <font class="comment">// any later version.</font>
00016 <font class="comment">//</font>
00017 <font class="comment">// The SC Toolkit is distributed in the hope that it will be useful,</font>
00018 <font class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00019 <font class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</font>
00020 <font class="comment">// GNU Library General Public License for more details.</font>
00021 <font class="comment">//</font>
00022 <font class="comment">// You should have received a copy of the GNU Library General Public License</font>
00023 <font class="comment">// along with the SC Toolkit; see the file COPYING.LIB.  If not, write to</font>
00024 <font class="comment">// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.</font>
00025 <font class="comment">//</font>
00026 <font class="comment">// The U.S. Government is granted a limited license as per AL 91-7.</font>
00027 <font class="comment">//</font>
00028 
00029 <font class="preprocessor">#ifdef __GNUC__</font>
00030 <font class="preprocessor"></font><font class="preprocessor">#pragma interface</font>
00031 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00032 <font class="preprocessor"></font>
00033 <font class="preprocessor">#ifndef _util_group_memmtmpi_h</font>
00034 <font class="preprocessor"></font><font class="preprocessor">#define _util_group_memmtmpi_h</font>
00035 <font class="preprocessor"></font>
00036 <font class="preprocessor">#include &lt;fstream&gt;</font>
00037 <font class="preprocessor">#include &lt;mpi.h&gt;</font>
00038 
00039 <font class="preprocessor">#include &lt;util/group/message.h&gt;</font>
00040 <font class="preprocessor">#include &lt;util/group/memamsg.h&gt;</font>
00041 <font class="preprocessor">#include &lt;util/group/thread.h&gt;</font>
00042 
00043 <font class="keyword">namespace </font>sc {
00044 
00045 <font class="keyword">class </font>MTMPIThread;
00046 
<a name="l00051"></a><a class="code" href="class_sc__MTMPIMemoryGrp.html">00051</a> <font class="keyword">class </font>MTMPIMemoryGrp: <font class="keyword">public</font> ActiveMsgMemoryGrp {
00052   <font class="keyword">private</font>:
00053     Ref&lt;ThreadGrp&gt; th_;
00054 
00055     Ref&lt;ThreadLock&gt; serial_lock_;
00056     <font class="keywordtype">int</font> serial_;
00057     <font class="keywordtype">int</font> serial(<font class="keywordtype">int</font> node);
00058 
00059     MPI_Comm comp_comm_;
00060     MPI_Comm comm_comm_;
00061     <font class="keywordtype">int</font> req_tag_;
00062 
00063     <font class="keywordtype">int</font> active_;
00064 
00065     <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> *nreq_sent_;
00066     <font class="keywordtype">unsigned</font> <font class="keywordtype">int</font> *nreq_sent_buf_;
00067 
00068     MTMPIThread **thread_;
00069     Ref&lt;ThreadLock&gt; print_lock_; <font class="comment">// needed for debugging only</font>
00070     std::ofstream hout; <font class="comment">// handler out</font>
00071     std::ofstream mout; <font class="comment">// main thread out</font>
00072 
00073     <font class="keywordtype">void</font> init_mtmpimg(MPI_Comm comm, <font class="keywordtype">int</font> nthreads);
00074 
00075     <font class="comment">// parent class pure virtuals</font>
00076     <font class="keywordtype">void</font> retrieve_data(<font class="keywordtype">void</font> *, <font class="keywordtype">int</font> node, <font class="keywordtype">int</font> offset, <font class="keywordtype">int</font> size, <font class="keywordtype">int</font> lock);
00077     <font class="keywordtype">void</font> replace_data(<font class="keywordtype">void</font> *, <font class="keywordtype">int</font> node, <font class="keywordtype">int</font> offset, <font class="keywordtype">int</font> size, <font class="keywordtype">int</font> unlock);
00078     <font class="keywordtype">void</font> sum_data(<font class="keywordtype">double</font> *data, <font class="keywordtype">int</font> node, <font class="keywordtype">int</font> doffset, <font class="keywordtype">int</font> dsize);
00079 
00080     <font class="keyword">friend</font> <font class="keyword">class </font>MTMPIThread;
00081   <font class="keyword">public</font>:
00086     <a class="code" href="class_sc__MTMPIMemoryGrp.html#a0">MTMPIMemoryGrp</a>(<font class="keyword">const</font> Ref&lt;MessageGrp&gt;&amp; msg, <font class="keyword">const</font> Ref&lt;ThreadGrp&gt; &amp;th,
00087                    MPI_Comm comm = MPI_COMM_WORLD);
00090     <a class="code" href="class_sc__MTMPIMemoryGrp.html#a0">MTMPIMemoryGrp</a>(<font class="keyword">const</font> Ref&lt;KeyVal&gt; &amp;);
00091     ~MTMPIMemoryGrp();
00092 
00093     <font class="keywordtype">void</font> <a class="code" href="class_sc__MTMPIMemoryGrp.html#a3">activate</a>();
00094     <font class="keywordtype">void</font> <a class="code" href="class_sc__MTMPIMemoryGrp.html#a4">deactivate</a>();
00095 
00096     <font class="keywordtype">void</font> <a class="code" href="class_sc__MTMPIMemoryGrp.html#a5">sync</a>();
00097 };
00098 
00099 }
00100 
00101 <font class="preprocessor">#endif</font>
00102 <font class="preprocessor"></font>
00103 <font class="comment">// Local Variables:</font>
00104 <font class="comment">// mode: c++</font>
00105 <font class="comment">// c-file-style: "CLJ"</font>
00106 <font class="comment">// End:</font>
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