Source code of MARS Assembler

First commit of the 4.5 version (latest version available)
2014-12-21 12:49:28 +01:00
parent 343642d6ad
commit 0da1c5dcca
1333 changed files with 207089 additions and 3 deletions
@@ -0,0 +1,58 @@
+   package mars.venus;
+   import mars.simulator.*;
+   import mars.*;
+   import java.util.*;
+   import java.awt.*;
+   import java.awt.event.*;
+   import javax.swing.*;
+   import java.io.*;
+	
+	/*
+Copyright (c) 2003-2013,  Pete Sanderson and Kenneth Vollmar
+
+Developed by Pete Sanderson (psanderson@otterbein.edu)
+and Kenneth Vollmar (kenvollmar@missouristate.edu)
+
+Permission is hereby granted, free of charge, to any person obtaining 
+a copy of this software and associated documentation files (the 
+"Software"), to deal in the Software without restriction, including 
+without limitation the rights to use, copy, modify, merge, publish, 
+distribute, sublicense, and/or sell copies of the Software, and to 
+permit persons to whom the Software is furnished to do so, subject 
+to the following conditions:
+
+The above copyright notice and this permission notice shall be 
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR 
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
+CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+(MIT license, http://www.opensource.org/licenses/mit-license.html)
+ */
+	
+   /**
+    * Action class for the Settings menu item to control whether
+	 * the running MIPS program can write to the text segment or
+	 * branch to the data segment.  This actions permit the program
+	 * to generate and execute binary code at runtime.  In other
+	 * words, modify itself.
+    */
+    public class SettingsSelfModifyingCodeAction extends GuiAction  {
+   	
+   
+       public SettingsSelfModifyingCodeAction(String name, Icon icon, String descrip,
+                             Integer mnemonic, KeyStroke accel, VenusUI gui) {
+         super(name, icon, descrip, mnemonic, accel, gui);
+      }
+   		 
+       public void actionPerformed(ActionEvent e) {
+         Globals.getSettings().setBooleanSetting(Settings.SELF_MODIFYING_CODE_ENABLED,
+               ((JCheckBoxMenuItem) e.getSource()).isSelected());
+      }
+   	   	
+   }