LIRVisitor Correct Liveness Analysis!

1 files changed, 8 insertions, 2 deletions

diff --git a/cfg/CFGNode.java b/cfg/CFGNode.java
index 5ce39b5..41f2c9c 100644
--- a/cfg/CFGNode.java
+++ b/cfg/CFGNode.java
@@ -10,13 +10,15 @@ public class CFGNode {
     private Node instruction;
     private ArrayList<CFGNode> sources;
     private ArrayList<CFGNode> dests;
-    protected Set<String> reaching;
-    protected Set<String> liveness;
+    public Set<String> defs;
+    public Set<String> reaching;
+    public Set<String> liveness;
 
     public CFGNode(Node instruction) {
         this.instruction = instruction;
         this.sources = new ArrayList<>();
         this.dests = new ArrayList<>();
+        this.defs = new HashSet<>();
         this.reaching = new HashSet<>();
         this.liveness = new HashSet<>();
     }
@@ -70,4 +72,8 @@ public class CFGNode {
         return Collections.unmodifiableSet(this.liveness);
     }
 
+    public Set<String> getDefinitions() {
+        return Collections.unmodifiableSet(this.defs);
+    }
+
 }