ALU implemented but broken

1 files changed, 86 insertions, 290 deletions

diff --git a/design/alu.dig b/design/alu.dig
index f2f354c..b7b3535 100644
--- a/design/alu.dig
+++ b/design/alu.dig
@@ -57,7 +57,7 @@
           <int>8</int>
         </entry>
       </elementAttributes>
-      <pos x="760" y="540"/>
+      <pos x="580" y="540"/>
     </visualElement>
     <visualElement>
       <elementName>Out</elementName>
@@ -67,7 +67,7 @@
           <string>Cout</string>
         </entry>
       </elementAttributes>
-      <pos x="760" y="620"/>
+      <pos x="580" y="620"/>
     </visualElement>
     <visualElement>
       <elementName>Out</elementName>
@@ -77,7 +77,7 @@
           <string>Equal</string>
         </entry>
       </elementAttributes>
-      <pos x="760" y="700"/>
+      <pos x="580" y="700"/>
     </visualElement>
     <visualElement>
       <elementName>equal.dig</elementName>
@@ -85,20 +85,6 @@
       <pos x="380" y="1640"/>
     </visualElement>
     <visualElement>
-      <elementName>Decoder</elementName>
-      <elementAttributes>
-        <entry>
-          <string>Selector Bits</string>
-          <int>4</int>
-        </entry>
-        <entry>
-          <string>flipSelPos</string>
-          <boolean>true</boolean>
-        </entry>
-      </elementAttributes>
-      <pos x="260" y="380"/>
-    </visualElement>
-    <visualElement>
       <elementName>Multiplexer</elementName>
       <elementAttributes>
         <entry>
@@ -114,7 +100,7 @@
           <boolean>true</boolean>
         </entry>
       </elementAttributes>
-      <pos x="600" y="380"/>
+      <pos x="440" y="380"/>
     </visualElement>
     <visualElement>
       <elementName>add8b.dig</elementName>
@@ -139,7 +125,7 @@
           <int>3</int>
         </entry>
       </elementAttributes>
-      <pos x="700" y="620"/>
+      <pos x="520" y="620"/>
     </visualElement>
     <visualElement>
       <elementName>Const</elementName>
@@ -153,137 +139,7 @@
           <int>3</int>
         </entry>
       </elementAttributes>
-      <pos x="700" y="660"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_AplusB</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="380"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_AminB</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="400"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_BminA</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="420"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_OnlyA</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="460"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_OnlyB</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="480"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_MinA</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="500"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_MinB</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="520"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_ShiftLeftA</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="540"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_ShiftRightA</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="560"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_RotateLeftA</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="580"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_RotateRight_A</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="600"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_AllZeros</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="660"/>
-    </visualElement>
-    <visualElement>
-      <elementName>Tunnel</elementName>
-      <elementAttributes>
-        <entry>
-          <string>NetName</string>
-          <string>E_AllOnes</string>
-        </entry>
-      </elementAttributes>
-      <pos x="320" y="680"/>
+      <pos x="520" y="660"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -297,7 +153,7 @@
           <string>R_AplusB</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="380"/>
+      <pos x="420" y="380"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -311,7 +167,7 @@
           <string>R_AminB</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="400"/>
+      <pos x="420" y="400"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -325,7 +181,7 @@
           <string>R_BminA</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="420"/>
+      <pos x="420" y="420"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -339,7 +195,7 @@
           <string>R_OnlyA</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="460"/>
+      <pos x="420" y="460"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -353,7 +209,7 @@
           <string>R_OnlyB</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="480"/>
+      <pos x="420" y="480"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -367,7 +223,7 @@
           <string>R_MinA</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="500"/>
+      <pos x="420" y="500"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -381,7 +237,7 @@
           <string>R_MinB</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="520"/>
+      <pos x="420" y="520"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -395,7 +251,7 @@
           <string>R_ShiftLeftA</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="540"/>
+      <pos x="420" y="540"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -409,7 +265,7 @@
           <string>R_ShiftRightA</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="560"/>
+      <pos x="420" y="560"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -423,7 +279,7 @@
           <string>R_RotateLeftA</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="580"/>
+      <pos x="420" y="580"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -437,7 +293,7 @@
           <string>R_RotateRight_A</string>
         </entry>
       </elementAttributes>
-      <pos x="580" y="600"/>
+      <pos x="420" y="600"/>
     </visualElement>
     <visualElement>
       <elementName>Tunnel</elementName>
@@ -571,7 +427,7 @@
           <int>8</int>
         </entry>
       </elementAttributes>
-      <pos x="440" y="660"/>
+      <pos x="280" y="660"/>
     </visualElement>
     <visualElement>
       <elementName>Const</elementName>
@@ -585,7 +441,7 @@
           <int>8</int>
         </entry>
       </elementAttributes>
-      <pos x="440" y="680"/>
+      <pos x="280" y="680"/>
     </visualElement>
     <visualElement>
       <elementName>sl8b.dig</elementName>
@@ -652,16 +508,12 @@
       <p2 x="380" y="1280"/>
     </wire>
     <wire>
-      <p1 x="460" y="640"/>
-      <p2 x="600" y="640"/>
-    </wire>
-    <wire>
-      <p1 x="300" y="580"/>
-      <p2 x="320" y="580"/>
+      <p1 x="300" y="640"/>
+      <p2 x="440" y="640"/>
     </wire>
     <wire>
-      <p1 x="580" y="580"/>
-      <p2 x="600" y="580"/>
+      <p1 x="420" y="580"/>
+      <p2 x="440" y="580"/>
     </wire>
     <wire>
       <p1 x="340" y="1540"/>
@@ -672,12 +524,8 @@
       <p2 x="380" y="900"/>
     </wire>
     <wire>
-      <p1 x="300" y="520"/>
-      <p2 x="320" y="520"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="520"/>
-      <p2 x="600" y="520"/>
+      <p1 x="420" y="520"/>
+      <p2 x="440" y="520"/>
     </wire>
     <wire>
       <p1 x="320" y="1480"/>
@@ -692,12 +540,8 @@
       <p2 x="380" y="780"/>
     </wire>
     <wire>
-      <p1 x="300" y="460"/>
-      <p2 x="320" y="460"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="460"/>
-      <p2 x="600" y="460"/>
+      <p1 x="420" y="460"/>
+      <p2 x="440" y="460"/>
     </wire>
     <wire>
       <p1 x="320" y="1680"/>
@@ -712,44 +556,32 @@
       <p2 x="460" y="1360"/>
     </wire>
     <wire>
-      <p1 x="300" y="400"/>
-      <p2 x="320" y="400"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="400"/>
-      <p2 x="600" y="400"/>
+      <p1 x="420" y="400"/>
+      <p2 x="440" y="400"/>
     </wire>
     <wire>
       <p1 x="340" y="980"/>
       <p2 x="380" y="980"/>
     </wire>
     <wire>
-      <p1 x="700" y="660"/>
-      <p2 x="720" y="660"/>
+      <p1 x="520" y="660"/>
+      <p2 x="540" y="660"/>
     </wire>
     <wire>
-      <p1 x="300" y="660"/>
-      <p2 x="320" y="660"/>
+      <p1 x="280" y="660"/>
+      <p2 x="300" y="660"/>
     </wire>
     <wire>
-      <p1 x="440" y="660"/>
-      <p2 x="460" y="660"/>
-    </wire>
-    <wire>
-      <p1 x="460" y="660"/>
-      <p2 x="600" y="660"/>
+      <p1 x="300" y="660"/>
+      <p2 x="440" y="660"/>
     </wire>
     <wire>
       <p1 x="340" y="1240"/>
       <p2 x="380" y="1240"/>
     </wire>
     <wire>
-      <p1 x="300" y="600"/>
-      <p2 x="320" y="600"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="600"/>
-      <p2 x="600" y="600"/>
+      <p1 x="420" y="600"/>
+      <p2 x="440" y="600"/>
     </wire>
     <wire>
       <p1 x="440" y="1560"/>
@@ -772,20 +604,16 @@
       <p2 x="380" y="1180"/>
     </wire>
     <wire>
-      <p1 x="640" y="540"/>
-      <p2 x="680" y="540"/>
+      <p1 x="480" y="540"/>
+      <p2 x="500" y="540"/>
     </wire>
     <wire>
-      <p1 x="300" y="540"/>
-      <p2 x="320" y="540"/>
+      <p1 x="420" y="540"/>
+      <p2 x="440" y="540"/>
     </wire>
     <wire>
-      <p1 x="580" y="540"/>
-      <p2 x="600" y="540"/>
-    </wire>
-    <wire>
-      <p1 x="680" y="540"/>
-      <p2 x="760" y="540"/>
+      <p1 x="500" y="540"/>
+      <p2 x="580" y="540"/>
     </wire>
     <wire>
       <p1 x="440" y="1120"/>
@@ -796,12 +624,8 @@
       <p2 x="380" y="1120"/>
     </wire>
     <wire>
-      <p1 x="300" y="480"/>
-      <p2 x="320" y="480"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="480"/>
-      <p2 x="600" y="480"/>
+      <p1 x="420" y="480"/>
+      <p2 x="440" y="480"/>
     </wire>
     <wire>
       <p1 x="340" y="1440"/>
@@ -816,12 +640,8 @@
       <p2 x="340" y="740"/>
     </wire>
     <wire>
-      <p1 x="300" y="420"/>
-      <p2 x="320" y="420"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="420"/>
-      <p2 x="600" y="420"/>
+      <p1 x="420" y="420"/>
+      <p2 x="440" y="420"/>
     </wire>
     <wire>
       <p1 x="320" y="1380"/>
@@ -832,36 +652,28 @@
       <p2 x="380" y="1640"/>
     </wire>
     <wire>
-      <p1 x="240" y="360"/>
-      <p2 x="280" y="360"/>
-    </wire>
-    <wire>
-      <p1 x="280" y="360"/>
-      <p2 x="620" y="360"/>
-    </wire>
-    <wire>
-      <p1 x="300" y="680"/>
-      <p2 x="320" y="680"/>
-    </wire>
-    <wire>
-      <p1 x="440" y="680"/>
-      <p2 x="600" y="680"/>
+      <p1 x="280" y="680"/>
+      <p2 x="440" y="680"/>
     </wire>
     <wire>
       <p1 x="360" y="1000"/>
       <p2 x="380" y="1000"/>
     </wire>
     <wire>
-      <p1 x="740" y="620"/>
-      <p2 x="760" y="620"/>
+      <p1 x="240" y="360"/>
+      <p2 x="460" y="360"/>
+    </wire>
+    <wire>
+      <p1 x="560" y="620"/>
+      <p2 x="580" y="620"/>
     </wire>
     <wire>
-      <p1 x="680" y="620"/>
-      <p2 x="700" y="620"/>
+      <p1 x="500" y="620"/>
+      <p2 x="520" y="620"/>
     </wire>
     <wire>
-      <p1 x="460" y="620"/>
-      <p2 x="600" y="620"/>
+      <p1 x="300" y="620"/>
+      <p2 x="440" y="620"/>
     </wire>
     <wire>
       <p1 x="440" y="1260"/>
@@ -872,24 +684,16 @@
       <p2 x="380" y="1580"/>
     </wire>
     <wire>
-      <p1 x="300" y="560"/>
-      <p2 x="320" y="560"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="560"/>
-      <p2 x="600" y="560"/>
+      <p1 x="420" y="560"/>
+      <p2 x="440" y="560"/>
     </wire>
     <wire>
       <p1 x="320" y="880"/>
       <p2 x="380" y="880"/>
     </wire>
     <wire>
-      <p1 x="300" y="500"/>
-      <p2 x="320" y="500"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="500"/>
-      <p2 x="600" y="500"/>
+      <p1 x="420" y="500"/>
+      <p2 x="440" y="500"/>
     </wire>
     <wire>
       <p1 x="440" y="1460"/>
@@ -908,36 +712,24 @@
       <p2 x="460" y="1080"/>
     </wire>
     <wire>
-      <p1 x="460" y="440"/>
-      <p2 x="600" y="440"/>
+      <p1 x="300" y="440"/>
+      <p2 x="440" y="440"/>
     </wire>
     <wire>
-      <p1 x="300" y="380"/>
-      <p2 x="320" y="380"/>
-    </wire>
-    <wire>
-      <p1 x="580" y="380"/>
-      <p2 x="600" y="380"/>
+      <p1 x="420" y="380"/>
+      <p2 x="440" y="380"/>
     </wire>
     <wire>
       <p1 x="340" y="1340"/>
       <p2 x="380" y="1340"/>
     </wire>
     <wire>
-      <p1 x="720" y="700"/>
-      <p2 x="760" y="700"/>
+      <p1 x="540" y="700"/>
+      <p2 x="580" y="700"/>
     </wire>
     <wire>
       <p1 x="440" y="1660"/>
-      <p2 x="720" y="1660"/>
-    </wire>
-    <wire>
-      <p1 x="720" y="640"/>
-      <p2 x="720" y="660"/>
-    </wire>
-    <wire>
-      <p1 x="720" y="700"/>
-      <p2 x="720" y="1660"/>
+      <p2 x="540" y="1660"/>
     </wire>
     <wire>
       <p1 x="320" y="780"/>
@@ -1016,28 +808,32 @@
       <p2 x="340" y="1540"/>
     </wire>
     <wire>
-      <p1 x="280" y="360"/>
-      <p2 x="280" y="380"/>
+      <p1 x="500" y="540"/>
+      <p2 x="500" y="620"/>
+    </wire>
+    <wire>
+      <p1 x="540" y="700"/>
+      <p2 x="540" y="1660"/>
     </wire>
     <wire>
-      <p1 x="680" y="540"/>
-      <p2 x="680" y="620"/>
+      <p1 x="540" y="640"/>
+      <p2 x="540" y="660"/>
     </wire>
     <wire>
-      <p1 x="620" y="360"/>
-      <p2 x="620" y="380"/>
+      <p1 x="300" y="440"/>
+      <p2 x="300" y="620"/>
     </wire>
     <wire>
-      <p1 x="460" y="440"/>
-      <p2 x="460" y="620"/>
+      <p1 x="300" y="620"/>
+      <p2 x="300" y="640"/>
     </wire>
     <wire>
-      <p1 x="460" y="620"/>
-      <p2 x="460" y="640"/>
+      <p1 x="300" y="640"/>
+      <p2 x="300" y="660"/>
     </wire>
     <wire>
-      <p1 x="460" y="640"/>
-      <p2 x="460" y="660"/>
+      <p1 x="460" y="360"/>
+      <p2 x="460" y="380"/>
     </wire>
   </wires>
   <measurementOrdering/>