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<div class="title">minisat_types.cpp</div> </div>
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<a href="minisat__types_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*****************************************************************************/</span><span class="comment"></span>
<a name="l00002"></a>00002 <span class="comment">/*!</span>
<a name="l00003"></a>00003 <span class="comment"> *\file minisat_types.cpp</span>
<a name="l00004"></a>00004 <span class="comment"> *\brief MiniSat internal types</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Author: Alexander Fuchs</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> * Created: Fri Sep 08 11:04:00 2006</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * <hr></span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> * License to use, copy, modify, sell and/or distribute this software</span>
<a name="l00013"></a>00013 <span class="comment"> * and its documentation for any purpose is hereby granted without</span>
<a name="l00014"></a>00014 <span class="comment"> * royalty, subject to the terms and conditions defined in the \ref</span>
<a name="l00015"></a>00015 <span class="comment"> * LICENSE file provided with this distribution.</span>
<a name="l00016"></a>00016 <span class="comment"> * </span>
<a name="l00017"></a>00017 <span class="comment"> * <hr></span>
<a name="l00018"></a>00018 <span class="comment"> */</span>
<a name="l00019"></a>00019 <span class="comment">/*****************************************************************************/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#include "<a class="code" href="minisat__types_8h.html" title="MiniSat internal types.">minisat_types.h</a>"</span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="keyword">using namespace </span>std;
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="keyword">namespace </span>MiniSat {
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="comment">// static class members</span>
<a name="l00030"></a>00030 Clause* Clause::s_decision = NULL;
<a name="l00031"></a>00031 Clause* Clause::s_theoryImplication = NULL;
<a name="l00032"></a>00032
<a name="l00033"></a><a class="code" href="namespaceMiniSat.html#a633ea02a1812110095e4f982ff342b92">00033</a> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="namespaceMiniSat.html#a633ea02a1812110095e4f982ff342b92">clause_mem_base</a> =
<a name="l00034"></a>00034 <span class="keyword">sizeof</span>(<span class="keywordtype">unsigned</span> int)
<a name="l00035"></a>00035 + 2 * <span class="keyword">sizeof</span>(<span class="keywordtype">int</span>)
<a name="l00036"></a>00036 + <span class="keyword">sizeof</span>(float)
<a name="l00037"></a>00037 + <span class="keyword">sizeof</span> (<a class="code" href="classCVC3_1_1Theorem.html">CVC3::Theorem</a>);
<a name="l00038"></a>00038
<a name="l00039"></a><a class="code" href="namespaceMiniSat.html#ab76c348e2f4f918b5117b8850462b0e0">00039</a> <span class="keywordtype">void</span>* <a class="code" href="namespaceMiniSat.html#ab76c348e2f4f918b5117b8850462b0e0">malloc_clause</a>(<span class="keyword">const</span> vector<Lit>& ps) {
<a name="l00040"></a>00040 <span class="keywordflow">return</span> xmalloc<char>
<a name="l00041"></a>00041 (<a class="code" href="namespaceMiniSat.html#a633ea02a1812110095e4f982ff342b92">clause_mem_base</a> + <span class="keyword">sizeof</span>(<a class="code" href="classMiniSat_1_1Lit.html">Lit</a>) * (<a class="code" href="namespaceCVC3.html#a03dcd07dcbd01da970af13f1dfc5e2dd">max</a>(<span class="keywordtype">size_t</span>(1), ps.size())));
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a><a class="code" href="namespaceMiniSat.html#a9a3ff2cc55978ca3a973861cad2814e2">00044</a> <a class="code" href="classMiniSat_1_1Clause.html">Clause</a>* <a class="code" href="namespaceMiniSat.html#a9a3ff2cc55978ca3a973861cad2814e2">Clause_new</a>(<span class="keyword">const</span> vector<Lit>& ps, <a class="code" href="classCVC3_1_1Theorem.html">CVC3::Theorem</a> theorem, <span class="keywordtype">int</span> <span class="keywordtype">id</span>) {
<a name="l00045"></a>00045 <span class="keywordtype">void</span>* mem = <a class="code" href="namespaceMiniSat.html#ab76c348e2f4f918b5117b8850462b0e0">malloc_clause</a>(ps);
<a name="l00046"></a>00046 <span class="keywordflow">return</span> <span class="keyword">new</span> (mem) <a class="code" href="classMiniSat_1_1Clause.html">Clause</a>(<span class="keyword">false</span>, ps, theorem, <span class="keywordtype">id</span>, <span class="keywordtype">id</span>);
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048
<a name="l00049"></a><a class="code" href="namespaceMiniSat.html#a2659fd436dc00aebee015ce18ae2c89a">00049</a> <a class="code" href="classMiniSat_1_1Clause.html">Clause</a>* <a class="code" href="namespaceMiniSat.html#a2659fd436dc00aebee015ce18ae2c89a">Lemma_new</a>(<span class="keyword">const</span> vector<Lit>& ps, <span class="keywordtype">int</span> <span class="keywordtype">id</span>, <span class="keywordtype">int</span> pushID) {
<a name="l00050"></a>00050 <span class="keywordtype">void</span>* mem = <a class="code" href="namespaceMiniSat.html#ab76c348e2f4f918b5117b8850462b0e0">malloc_clause</a>(ps);
<a name="l00051"></a>00051 <span class="keywordflow">return</span> <span class="keyword">new</span> (mem) <a class="code" href="classMiniSat_1_1Clause.html">Clause</a>(<span class="keyword">true</span>, ps, <a class="code" href="classCVC3_1_1Theorem.html">CVC3::Theorem</a>(), id, pushID);
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00054"></a><a class="code" href="classMiniSat_1_1Clause.html#a9a00e9c7831cc291c83d54bf4188e830">00054</a> <a class="code" href="classMiniSat_1_1Clause.html">Clause</a>* Clause::Decision() {
<a name="l00055"></a>00055 <span class="keywordflow">if</span> (s_decision == NULL) {
<a name="l00056"></a>00056 vector<Lit> lits;
<a name="l00057"></a>00057 s_decision = <a class="code" href="namespaceMiniSat.html#a9a3ff2cc55978ca3a973861cad2814e2">Clause_new</a>(lits, <a class="code" href="classCVC3_1_1Theorem.html">CVC3::Theorem</a>(), -1);
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keywordflow">return</span> s_decision;
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062
<a name="l00063"></a><a class="code" href="classMiniSat_1_1Clause.html#a4cfd439574f68c6138f4814015a0392b">00063</a> <a class="code" href="classMiniSat_1_1Clause.html">Clause</a>* Clause::TheoryImplication() {
<a name="l00064"></a>00064 <span class="keywordflow">if</span> (s_theoryImplication == NULL) {
<a name="l00065"></a>00065 vector<Lit> lits;
<a name="l00066"></a>00066 s_theoryImplication = <a class="code" href="namespaceMiniSat.html#a9a3ff2cc55978ca3a973861cad2814e2">Clause_new</a>(lits, <a class="code" href="classCVC3_1_1Theorem.html">CVC3::Theorem</a>(), -2);
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keywordflow">return</span> s_theoryImplication;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a><a class="code" href="classMiniSat_1_1Clause.html#acc411f48a92972844738dd3378be0dc8">00072</a> <span class="keywordtype">void</span> Clause::toLit(vector<Lit>& literals)<span class="keyword"> const </span>{
<a name="l00073"></a>00073 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < size(); ++i) {
<a name="l00074"></a>00074 literals.push_back(d_data[i]);
<a name="l00075"></a>00075 }
<a name="l00076"></a>00076 }
<a name="l00077"></a>00077
<a name="l00078"></a>00078 }
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