start of new file

[IRC.git] / Robust / src / Analysis / Prefetch / IndexDescriptor.java

diff --git a/Robust/src/Analysis/Prefetch/IndexDescriptor.java b/Robust/src/Analysis/Prefetch/IndexDescriptor.java
index 5bb9fe2c9eff012367d1b4088d80e6d01b91f0f1..b322183ebb56f97b906995b15b7e4234e5d137cd 100644 (file)
--- a/Robust/src/Analysis/Prefetch/IndexDescriptor.java
+++ b/Robust/src/Analysis/Prefetch/IndexDescriptor.java
@@ -14,96 +14,80 @@ import IR.*;
  *
  * This class is used to represent the index and index offset of Arrays in
  * a prefetch pair 
- * for eg: for a prefetch pair a[i+z] this class stores var i and var z 
+ * for eg: for a prefetch pair a[i+z], an instance of this class stores var i and var z 
  */
 
 public class IndexDescriptor extends Descriptor {
-       public ArrayList<TempDescriptor> tddesc;
-       public Integer offset;
+    public ArrayList<TempDescriptor> tddesc;
+    public Integer offset;
+    
+    public IndexDescriptor(Integer offset) {
+       super(offset.toString()); 
+       this.offset = offset;
+       this.tddesc=new ArrayList<TempDescriptor>();
+    }
+    
+    public IndexDescriptor(TempDescriptor tdesc, Integer offset) {
+       super(tdesc.toString()); 
+       tddesc = new ArrayList<TempDescriptor>();
+       tddesc.add(tdesc);
+       this.offset = offset;
+    }
+    
+    public IndexDescriptor() {
+       super("Empty");
+       tddesc = new ArrayList<TempDescriptor>();
+       offset = 0;
+    }
 
-       public IndexDescriptor(Integer offset) {
-               super(offset.toString()); 
-               this.offset = offset;
+    public IndexDescriptor(ArrayList<TempDescriptor> tdesc, Integer offset) {
+       super(tdesc.toString()); 
+       tddesc = new ArrayList<TempDescriptor>();
+       tddesc.addAll(tdesc);
+       this.offset = offset;
+    }
+    
+    public ArrayList<TempDescriptor> getTempDesc() {
+       return tddesc;
+    }
+    
+    public TempDescriptor getTempDescAt(int index) {
+       return ((TempDescriptor) (tddesc.get(index)));
+    }
+    
+    public int getOffset() {
+       return offset.intValue();
+    }
+    
+    public String toString() {
+       String label="[";
+       if(getTempDesc() == null) {
+           label += offset.toString();
+           return label;
+       } else {
+           ListIterator lit = getTempDesc().listIterator();
+           for(;lit.hasNext();) {
+               TempDescriptor td = (TempDescriptor) lit.next();
+               label += td.toString()+"+";
+           }
+           label +=offset.toString();
        }
-
-       public IndexDescriptor(TempDescriptor tdesc, Integer offset) {
-               super(tdesc.toString()); 
-               if(tddesc == null)
-                       tddesc = new ArrayList<TempDescriptor>();
-               tddesc.add(tdesc);
-               this.offset = offset;
-       }
-
-       public IndexDescriptor() {
-               super("Empty");
-               tddesc = new ArrayList<TempDescriptor>();
-               offset = 0;
-       }
-
-       public IndexDescriptor(ArrayList<TempDescriptor> tdesc, Integer offset) {
-               super(tdesc.toString()); 
-               if(tddesc == null)
-                       tddesc = new ArrayList<TempDescriptor>();
-               tddesc.addAll(tdesc);
-               this.offset = offset;
-       }
-
-       public ArrayList<TempDescriptor> getTempDesc() {
-               return tddesc;
-       }
-
-       public TempDescriptor getTempDescAt(int index) {
-               return (TempDescriptor) tddesc.get(index);
-       }
-
-       public int getOffset() {
-               return offset;
-       }
-
-       public String toString() {
-               String label="[";
-               if(getTempDesc() == null) {
-                       label += offset.toString();
-                       return label;
-               } else {
-                       ListIterator lit = getTempDesc().listIterator();
-                       for(;lit.hasNext();) {
-                               TempDescriptor td = (TempDescriptor) lit.next();
-                               label += td.toString()+"+";
-                       }
-                       label +=offset.toString();
-               }
-               label += "]";
-               return label;
-       }
-
-       public int hashCode() {
-               int hashcode = (Integer) offset.hashCode();
-               if(tddesc != null) {
-                       ListIterator lit = tddesc.listIterator();
-                       while(lit.hasNext()) {
-                               hashcode = hashcode ^ lit.next().hashCode();
-                       }
-               }
-               return hashcode;
-       }
-
-       public boolean equals(Object o) {
-               if(o instanceof IndexDescriptor) {
-                       IndexDescriptor idesc = (IndexDescriptor) o;
-                       if(!offset.equals(idesc.offset)) {
-                               return false;
-                       }
-                       if(tddesc == null && idesc.tddesc == null) {
-                               return true;
-                       } else if(tddesc!=null && idesc.tddesc!=null) {
-                               if(tddesc.equals((ArrayList<TempDescriptor>)idesc.tddesc)){
-                                       return true;
-                               }
-                       }else {
-                               return false;
-                       }
-               }
-               return false;
+       label += "]";
+       return label;
+    }
+    
+    public int hashCode() {
+       int hashcode = (Integer) offset.hashCode();
+       hashcode^=tddesc.hashCode();
+       return hashcode;
+    }
+    
+    public boolean equals(Object o) {
+       if(o instanceof IndexDescriptor) {
+           IndexDescriptor idesc = (IndexDescriptor) o;
+           return offset==idesc.offset&&
+               tddesc.equals(idesc.tddesc);
        }
+       return false;
+    }
 }