1 files changed, 66 insertions, 0 deletions
diff --git a/src/jvm/clojure/lang/ThreadLocalData.java b/src/jvm/clojure/lang/ThreadLocalData.java
index 149d7296..b0f3d19e 100644
--- a/src/jvm/clojure/lang/ThreadLocalData.java
+++ b/src/jvm/clojure/lang/ThreadLocalData.java
@@ -34,4 +34,70 @@ static public void setTransaction(Transaction t){
     transaction.set(t);
 }
 
+
+private static ThreadLocal<Integer> tltest = new ThreadLocal<Integer>();
+private static Integer test;
+private static volatile int sum;
+private static volatile Object fred;
+
+static public void main(String[] args){
+	test = new Integer(17);
+	tltest.set(new Integer(17));
+//	PersistentArrayIdentityMap testmap = PersistentArrayIdentityMap.EMPTY;
+//	testmap = (PersistentArrayIdentityMap) testmap.put(42, 42);
+//	testmap = (PersistentArrayIdentityMap) testmap.put(Thread.currentThread(), 17);
+
+	IPersistentMap testmap = PersistentArrayIdentityMap.EMPTY;
+	testmap = testmap.put(Thread.currentThread(), 17);
+//	testmap = testmap.put(42, 42);
+//	testmap = testmap.put(43, 42);
+//	testmap = testmap.put(44, 42);
+//	testmap = testmap.put(45, 42);
+
+	int n = Integer.parseInt(args[0]);
+
+	long startTime = System.nanoTime();
+	sum = 0;
+	for(int i=0;i<n;i++)
+		{
+		sum  += test.intValue();
+		}
+
+	long estimatedTime = System.nanoTime() - startTime;
+	System.out.println("sum = " + sum + ", time: " + estimatedTime/1000000);
+
+	startTime = System.nanoTime();
+	sum = 0;
+	for(int i=0;i<n;i++)
+		{
+		sum += tltest.get().intValue();
+		}
+
+	estimatedTime = System.nanoTime() - startTime;
+	System.out.println("sum = " + sum + ", time: " + estimatedTime/1000000);
+
+	startTime = System.nanoTime();
+	sum = 0;
+	for(int i=0;i<n;i++)
+		{
+		sum += ((Integer)testmap.get(Thread.currentThread())).intValue();
+		}
+
+	estimatedTime = System.nanoTime() - startTime;
+	System.out.println("sum = " + sum + ", time: " + estimatedTime/1000000);
+
+	startTime = System.nanoTime();
+	sum = 0;
+	for(int i=0;i<n;i++)
+		{
+		if(fred != null)
+			sum += ((Integer)testmap.get(Thread.currentThread())).intValue();
+		else
+			sum  += test.intValue();
+		}
+
+	estimatedTime = System.nanoTime() - startTime;
+	System.out.println("sum = " + sum + ", time: " + estimatedTime/1000000);
+
+}
 }