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<h1>SymTable.cc</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include &lt;string.h&gt;</span>
<a name="l00002"></a>00002 <span class="preprocessor">#include "SymTable.h"</span>
<a name="l00003"></a>00003
<a name="l00004"></a>00004 SymTable::~SymTable(<span class="keywordtype">void</span>)
<a name="l00005"></a>00005 {
<a name="l00006"></a>00006     SymTbPtr tb;
<a name="l00007"></a>00007
<a name="l00008"></a>00008     <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; symtb_index; i++) {
<a name="l00009"></a>00009         tb = &amp;symtb[i];
<a name="l00010"></a>00010         <span class="keyword">delete</span> [] tb-&gt;sym;
<a name="l00011"></a>00011     }
<a name="l00012"></a>00012
<a name="l00013"></a>00013     <span class="keyword">delete</span> [] symtb;
<a name="l00014"></a>00014 }
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="keywordtype">void</span>
<a name="l00017"></a>00017 SymTable::init(<span class="keywordtype">void</span>)
<a name="l00018"></a>00018 {
<a name="l00019"></a>00019     symtb = <span class="keyword">new</span> SymTb[SYM_MAX_SIZE];
<a name="l00020"></a>00020     symtb_index = 0;
<a name="l00021"></a>00021 }
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="keywordtype">void</span>
<a name="l00024"></a>00024 SymTable::set_symbol(<span class="keyword">const</span> <span class="keywordtype">char</span> *sym, FuncObject addr)
<a name="l00025"></a>00025 {
<a name="l00026"></a>00026     SymTbPtr tb = &amp;symtb[symtb_index++];
<a name="l00027"></a>00027
<a name="l00028"></a>00028     tb-&gt;sym = <span class="keyword">new</span> <span class="keywordtype">char</span>[strlen(sym)+1];
<a name="l00029"></a>00029     memcpy(tb-&gt;sym, sym, strlen(sym)+1);
<a name="l00030"></a>00030     tb-&gt;address = addr;
<a name="l00031"></a>00031 }
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keywordtype">void</span>
<a name="l00034"></a>00034 SymTable::set_func(<span class="keywordtype">int</span> <span class="keywordtype">id</span>, FuncObject addr)
<a name="l00035"></a>00035 {
<a name="l00036"></a>00036      SymTbPtr tb = &amp;symtb[id];
<a name="l00037"></a>00037
<a name="l00038"></a>00038      tb-&gt;address = addr;
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040
<a name="l00041"></a>00041 SymTable::FuncObject
<a name="l00042"></a>00042 SymTable::get_address(<span class="keywordtype">int</span> fd)
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044     <span class="keywordflow">if</span> (fd &gt;= symtb_index) {
<a name="l00045"></a>00045         <span class="comment">// Fix me</span>
<a name="l00046"></a>00046         <span class="comment">// error process</span>
<a name="l00047"></a>00047     }
<a name="l00048"></a>00048
<a name="l00049"></a>00049     <span class="keywordflow">return</span> symtb[fd].address;
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keywordtype">int</span>
<a name="l00054"></a>00054 SymTable::get_fd(<span class="keyword">const</span> <span class="keywordtype">char</span> *sym)
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056     SymTbPtr tb;
<a name="l00057"></a>00057
<a name="l00058"></a>00058     <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; SYM_MAX_SIZE; i++) {
<a name="l00059"></a>00059         tb = &amp;symtb[i];
<a name="l00060"></a>00060         <span class="keywordflow">if</span> (strcmp(tb-&gt;sym, sym) == 0) {
<a name="l00061"></a>00061             <span class="keywordflow">return</span> i;
<a name="l00062"></a>00062         }
<a name="l00063"></a>00063     }
<a name="l00064"></a>00064
<a name="l00065"></a>00065     <span class="keywordflow">return</span> -1;
<a name="l00066"></a>00066 }
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 5 18:14:06 2009 for Cerium by&nbsp;
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author	kono@localhost.localdomain
date	Fri, 05 Jun 2009 18:16:31 +0900
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