From 7b6d0481970d915db66f7e327394ba64557b2ece Mon Sep 17 00:00:00 2001
From: bdemsky <bdemsky>
Date: Tue, 10 Apr 2007 23:22:56 +0000
Subject: [PATCH] move functionality to Flag node

---
 Robust/src/IR/Flat/BuildFlat.java          |  1 +
 Robust/src/IR/Flat/FlatFlagActionNode.java | 24 +++++++++
 Robust/src/IR/Flat/FlatTagActionNode.java  | 62 ----------------------
 Robust/src/IR/TagVarDescriptor.java        |  2 +-
 4 files changed, 26 insertions(+), 63 deletions(-)
 delete mode 100644 Robust/src/IR/Flat/FlatTagActionNode.java

diff --git a/Robust/src/IR/Flat/BuildFlat.java b/Robust/src/IR/Flat/BuildFlat.java
index f487915e..a20080a3 100644
--- a/Robust/src/IR/Flat/BuildFlat.java
+++ b/Robust/src/IR/Flat/BuildFlat.java
@@ -38,6 +38,7 @@ public class BuildFlat {
 	FlatNode fn=flattenBlockNode(bn).getBegin();
 	FlatFlagActionNode ffan=new FlatFlagActionNode(FlatFlagActionNode.PRE);
 	ffan.addNext(fn);
+
 	FlatMethod fm=new FlatMethod(td, ffan);
 
 	for(int i=0;i<td.numParameters();i++) {
diff --git a/Robust/src/IR/Flat/FlatFlagActionNode.java b/Robust/src/IR/Flat/FlatFlagActionNode.java
index f546517b..da0f761f 100644
--- a/Robust/src/IR/Flat/FlatFlagActionNode.java
+++ b/Robust/src/IR/Flat/FlatFlagActionNode.java
@@ -1,11 +1,14 @@
 package IR.Flat;
 import IR.FlagDescriptor;
+import IR.TagVarDescriptor;
 import java.util.Hashtable;
 import java.util.HashSet;
 import java.util.Iterator;
 
 public class FlatFlagActionNode extends FlatNode {
     Hashtable tempflagpairs; 
+    Hashtable temptagpairs; 
+
     int taskexit;
     public static final int NEWOBJECT=0;
     public static final int PRE=1;
@@ -14,6 +17,7 @@ public class FlatFlagActionNode extends FlatNode {
 
     public FlatFlagActionNode(int taskexit) {
 	tempflagpairs=new Hashtable();
+	temptagpairs=new Hashtable();
 	this.taskexit=taskexit;
     }
 
@@ -29,6 +33,14 @@ public class FlatFlagActionNode extends FlatNode {
 	tempflagpairs.put(tfp, new Boolean(status));
     }
 
+    public void addTagAction(TempDescriptor td, TagVarDescriptor tvd, boolean status) {
+	TempTagPair ttp=new TempTagPair(td,tvd);
+	if (temptagpairs.containsKey(ttp)) {
+	    throw new Error("Temp/Tag combination used twice: "+ttp);
+	}
+	temptagpairs.put(ttp, new Boolean(status));
+    }
+
     public int kind() {
         return FKind.FlatFlagActionNode;
     }
@@ -39,10 +51,18 @@ public class FlatFlagActionNode extends FlatNode {
 	return tempflagpairs.keySet().iterator();
     }
 
+    public Iterator getTempTagPairs() {
+	return temptagpairs.keySet().iterator();
+    }
+
     public boolean getFlagChange(TempFlagPair tfp) {
 	return ((Boolean)tempflagpairs.get(tfp)).booleanValue();
     }
 
+    public boolean getTagChange(TempTagPair ttp) {
+	return ((Boolean)temptagpairs.get(ttp)).booleanValue();
+    }
+
     public TempDescriptor [] readsTemps() {
         if (tempflagpairs.size()==0)
             return new TempDescriptor [0];
@@ -52,6 +72,10 @@ public class FlatFlagActionNode extends FlatNode {
 		TempFlagPair tfp=(TempFlagPair)it.next();
 		temps.add(tfp.getTemp());
 	    }
+	    for(Iterator it=temptagpairs.keySet().iterator();it.hasNext();) {
+		TempTagPair ttp=(TempTagPair)it.next();
+		temps.add(ttp.getTemp());
+	    }
             return (TempDescriptor[]) temps.toArray(new TempDescriptor [temps.size()]);
 	}
     }
diff --git a/Robust/src/IR/Flat/FlatTagActionNode.java b/Robust/src/IR/Flat/FlatTagActionNode.java
deleted file mode 100644
index 95afd20d..00000000
--- a/Robust/src/IR/Flat/FlatTagActionNode.java
+++ /dev/null
@@ -1,62 +0,0 @@
-package IR.Flat;
-import IR.TagVarDescriptor;
-import java.util.Hashtable;
-import java.util.HashSet;
-import java.util.Iterator;
-
-public class FlatTagActionNode extends FlatNode {
-    Hashtable temptagpairs; 
-    int taskexit;
-    public static final int NEWOBJECT=0;
-    public static final int PRE=1;
-    public static final int TASKEXIT=2;
-
-
-    public FlatTagActionNode(int taskexit) {
-	temptagpairs=new Hashtable();
-	this.taskexit=taskexit;
-    }
-
-    public int getTaskType() {
-	return taskexit;
-    }
-
-    public void addTagAction(TempDescriptor td, TagVarDescriptor tvd, boolean status) {
-	TempTagPair ttp=new TempTagPair(td,tvd);
-	if (temptagpairs.containsKey(ttp)) {
-	    throw new Error("Temp/Tag combination used twice: "+ttp);
-	}
-	temptagpairs.put(ttp, new Boolean(status));
-    }
-
-    public int kind() {
-        return FKind.FlatTagActionNode;
-    }
-    
-    /** This method returns an iterator over the Temp/Tag pairs. */
-    
-    public Iterator getTempTagPairs() {
-	return temptagpairs.keySet().iterator();
-    }
-
-    public boolean getTagChange(TempTagPair ttp) {
-	return ((Boolean)temptagpairs.get(ttp)).booleanValue();
-    }
-
-    public TempDescriptor [] readsTemps() {
-        if (temptagpairs.size()==0)
-            return new TempDescriptor [0];
-        else {
-	    HashSet temps=new HashSet();
-	    for(Iterator it=temptagpairs.keySet().iterator();it.hasNext();) {
-		TempTagPair ttp=(TempTagPair)it.next();
-		temps.add(ttp.getTemp());
-	    }
-            return (TempDescriptor[]) temps.toArray(new TempDescriptor [temps.size()]);
-	}
-    }
-
-    public String toString() {
-	return "FlatTagActionNode";
-    }
-}
diff --git a/Robust/src/IR/TagVarDescriptor.java b/Robust/src/IR/TagVarDescriptor.java
index 5e4613a2..4a0f2f9a 100644
--- a/Robust/src/IR/TagVarDescriptor.java
+++ b/Robust/src/IR/TagVarDescriptor.java
@@ -36,7 +36,7 @@ public class TagVarDescriptor extends Descriptor {
     }
 
     public int hashCode() {
-	return identifier.hashCode()^td.hashcode();
+	return identifier.hashCode()^td.hashCode();
     }
 
     public String toString() {
-- 
2.34.1