dd

diff --git a/Robust/src/IR/AssignOperation.java b/Robust/src/IR/AssignOperation.java
new file mode 100644 (file)
index 0000000..e8dce7d
--- /dev/null
+++ b/Robust/src/IR/AssignOperation.java
@@ -0,0 +1,79 @@
+package IR;
+
+public class AssignOperation {
+    public static final int EQ=1;
+    public static final int MULTEQ=2;
+    public static final int DIVEQ=3;
+    public static final int MODEQ=4;
+    public static final int PLUSEQ=5;
+    public static final int MINUSEQ=6;
+    public static final int LSHIFTEQ=7;
+    public static final int RSHIFTEQ=8;
+    public static final int URSHIFTEQ=9;
+    public static final int ANDEQ=10;
+    public static final int XOREQ=11;
+    public static final int OREQ=12;
+
+    private int operation;
+    public AssignOperation(int op) {
+       this.operation=op;
+    }
+
+    public AssignOperation(String op) {
+       this.operation=parseOp(op);
+    }
+
+    public static int parseOp(String st) {
+       if (st.equals("eq"))
+           return EQ;
+       else if (st.equals("multeq"))
+           return MULTEQ;
+       else if (st.equals("diveq"))
+           return DIVEQ;
+       else if (st.equals("modeq"))
+           return MODEQ;
+       else if (st.equals("pluseq"))
+           return PLUSEQ;
+       else if (st.equals("minuseq"))
+           return MINUSEQ;
+       else if (st.equals("lshifteq"))
+           return LSHIFTEQ;
+       else if (st.equals("rshifteq"))
+           return RSHIFTEQ;
+       else if (st.equals("andeq"))
+           return ANDEQ;
+       else if (st.equals("xoreq"))
+           return XOREQ;
+       else if (st.equals("oreq"))
+           return OREQ;
+       else throw new Error();
+    }
+
+    public String toString() {
+       if (operation==EQ)
+           return "=";
+       else if (operation==MULTEQ)
+           return "*=";
+       else if (operation==DIVEQ)
+           return "/=";
+       else if (operation==MODEQ)
+           return "%=";
+       else if (operation==PLUSEQ)
+           return "+=";
+       else if (operation==MINUSEQ)
+           return "-=";
+       else if (operation==LSHIFTEQ)
+           return "<=";
+       else if (operation==RSHIFTEQ)
+           return ">=";
+       else if (operation==ANDEQ)
+           return "&=";
+       else if (operation==XOREQ)
+           return "^=";
+       else if (operation==OREQ)
+           return "|=";
+       else throw new Error();
+    }
+
+
+}

diff --git a/Robust/src/IR/VarDescriptor.java b/Robust/src/IR/VarDescriptor.java
new file mode 100644 (file)
index 0000000..f2ed53f
--- /dev/null
+++ b/Robust/src/IR/VarDescriptor.java
@@ -0,0 +1,32 @@
+package IR;
+import IR.Tree.Modifiers;
+import IR.Tree.ExpressionNode;
+
+/**
+ * Descriptor 
+ *
+ * represents a symbol in the language (var name, function name, etc).
+ */
+
+public class VarDescriptor extends Descriptor {
+
+    protected TypeDescriptor td;
+    protected String identifier;
+    protected ExpressionNode en;
+    
+    public VarDescriptor(TypeDescriptor t, String identifier, ExpressionNode e) {
+       super(identifier);
+       this.td=t;
+       this.identifier=identifier;
+       this.en=e;
+        this.safename = "__" + name + "__";
+       this.uniqueid=count++;
+    }
+
+    public String toString() {
+       if (en==null)
+           return td.toString()+" "+identifier+";";
+       else
+           return td.toString()+" "+identifier+"="+en.printNode()+";";
+    }
+}