ref/ruby/classes/Integer.src/M000023.html in ruby-vpi-8.2.0 vs ref/ruby/classes/Integer.src/M000023.html in ruby-vpi-9.0.0
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- <title>extend_sign (Integer)</title>
+ <title>unpack (Integer)</title>
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- <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">></span> <span class="ruby-value">0</span> <span class="ruby-operator">&&</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"><<</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">&</span> <span class="ruby-identifier">aExtWidth</span>.<span class="ruby-identifier">to_mask</span>
-129: <span class="ruby-keyword kw">end</span></pre>
+ <pre> <span class="ruby-comment cmt"># File lib/ruby-vpi/integer.rb, line 101</span>
+101: <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">unpack</span> <span class="ruby-identifier">aPackedWidth</span>
+102: <span class="ruby-identifier">bits</span> = <span class="ruby-identifier">length</span>
+103:
+104: <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">aPackedWidth</span> <span class="ruby-operator">>=</span> <span class="ruby-identifier">bits</span>
+105: <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-node">"packed width #{aPackedWidth} must be at least #{bits} for integer #{self}"</span>
+106: <span class="ruby-keyword kw">end</span>
+107:
+108: <span class="ruby-identifier">mask</span> = <span class="ruby-identifier">aPackedWidth</span>.<span class="ruby-identifier">to_mask</span>
+109: <span class="ruby-identifier">result</span> = <span class="ruby-keyword kw">self</span> <span class="ruby-operator">&</span> <span class="ruby-identifier">mask</span>
+110:
+111: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">result</span>[<span class="ruby-identifier">aPackedWidth</span> <span class="ruby-operator">-</span> <span class="ruby-value">1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">1</span>
+112: <span class="ruby-operator">-</span>((<span class="ruby-operator">-</span><span class="ruby-identifier">result</span>) <span class="ruby-operator">&</span> <span class="ruby-identifier">mask</span>)
+113: <span class="ruby-keyword kw">else</span>
+114: <span class="ruby-identifier">result</span>
+115: <span class="ruby-keyword kw">end</span>
+116: <span class="ruby-keyword kw">end</span></pre>
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