M000023.html in ruby-vpi-8.2.0

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-  <title>split (Integer)</title>
+  <title>extend_sign (Integer)</title>
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-  <pre>     <span class="ruby-comment cmt"># File lib/ruby-vpi/integer.rb, line 141</span>
-141:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">split</span> <span class="ruby-identifier">aWidth</span> = <span class="ruby-value">8</span>
-142:     <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">&quot;width must be positive and non-zero&quot;</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">aWidth</span> <span class="ruby-operator">&gt;</span> <span class="ruby-value">0</span>
-143: 
-144:     <span class="ruby-identifier">int</span>, <span class="ruby-identifier">bits</span> = <span class="ruby-keyword kw">self</span>, <span class="ruby-identifier">length</span>
-145:     <span class="ruby-identifier">mask</span> = <span class="ruby-identifier">aWidth</span>.<span class="ruby-identifier">to_mask</span>
-146:     <span class="ruby-identifier">words</span> = []
-147: 
-148:     <span class="ruby-keyword kw">while</span> <span class="ruby-identifier">bits</span> <span class="ruby-operator">&gt;</span> <span class="ruby-value">0</span>
-149:       <span class="ruby-identifier">words</span>.<span class="ruby-identifier">unshift</span> <span class="ruby-identifier">int</span> <span class="ruby-operator">&amp;</span> <span class="ruby-identifier">mask</span>
-150:       <span class="ruby-identifier">int</span> <span class="ruby-operator">&gt;&gt;=</span> <span class="ruby-identifier">aWidth</span>
-151:       <span class="ruby-identifier">bits</span> <span class="ruby-operator">-=</span> <span class="ruby-identifier">aWidth</span>
-152:     <span class="ruby-keyword kw">end</span>
-153: 
-154:     <span class="ruby-identifier">words</span>
-155:   <span class="ruby-keyword kw">end</span></pre>
+  <pre>     <span class="ruby-comment cmt"># File lib/ruby-vpi/integer.rb, line 120</span>
+120:   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">extend_sign</span> <span class="ruby-identifier">aOrigWidth</span>, <span class="ruby-identifier">aExtWidth</span>
+121:     <span class="ruby-identifier">result</span> = <span class="ruby-keyword kw">self</span>
+122:     <span class="ruby-identifier">maskWidth</span> = <span class="ruby-identifier">aExtWidth</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">aOrigWidth</span>
+123: 
+124:     <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">maskWidth</span> <span class="ruby-operator">&gt;</span> <span class="ruby-value">0</span> <span class="ruby-operator">&amp;&amp;</span> <span class="ruby-identifier">result</span>[<span class="ruby-identifier">aOrigWidth</span> <span class="ruby-operator">-</span> <span class="ruby-value">1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">1</span>
+125:       <span class="ruby-identifier">result</span> <span class="ruby-operator">|=</span> (<span class="ruby-identifier">maskWidth</span>.<span class="ruby-identifier">to_mask</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">aOrigWidth</span>)
+126:     <span class="ruby-keyword kw">end</span>
+127: 
+128:     <span class="ruby-identifier">result</span> <span class="ruby-operator">&amp;</span> <span class="ruby-identifier">aExtWidth</span>.<span class="ruby-identifier">to_mask</span>
+129:   <span class="ruby-keyword kw">end</span></pre>
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