Index: benchmark/creation/JavaThread.java
===================================================================
--- benchmark/creation/JavaThread.java	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/JavaThread.java	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,18 @@
+public class JavaThread {
+	public static class MyThread extends Thread {
+		@Override
+		public void run() {}
+	}
+
+	public static void main(String[] args) throws InterruptedException {
+		int NoOfTimes = 50000;
+		long start = System.nanoTime();
+		for(int i = 1; i <= NoOfTimes; i += 1) {
+			JavaThread.MyThread m = new JavaThread.MyThread();
+        		m.start();
+			m.join();
+		}
+		long end = System.nanoTime();
+		System.out.println( (end - start) / NoOfTimes);
+	}
+}
Index: benchmark/creation/cfa_cor.c
===================================================================
--- benchmark/creation/cfa_cor.c	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/cfa_cor.c	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <coroutine>
+
+#include "bench.h"
+
+coroutine MyCoroutine {};
+void ?{} (MyCoroutine & this) {
+#ifdef EAGER
+	prime(this);
+#endif
+}
+void main(MyCoroutine & this) {}
+
+int main(int argc, char* argv[]) {
+	BENCH(
+		for (size_t i = 0; i < n; i++) {
+			MyCoroutine m;
+		},
+		result
+	)
+
+	printf("%llu\n", result);
+}
Index: benchmark/creation/cfa_thrd.c
===================================================================
--- benchmark/creation/cfa_thrd.c	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/cfa_thrd.c	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <thread>
+
+#include "bench.h"
+
+thread MyThread {};
+void main(MyThread & this) {}
+
+int main(int argc, char* argv[]) {
+	BENCH(
+		for (size_t i = 0; i < n; i++) {
+			MyThread m;
+		},
+		result
+	)
+
+	printf("%llu\n", result);
+}
Index: benchmark/creation/goroutine.go
===================================================================
--- benchmark/creation/goroutine.go	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/goroutine.go	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,27 @@
+package main
+
+import (
+    "fmt"
+    "time"
+)
+
+var shake chan bool = make( chan bool )
+
+func noop() {
+	shake <- true   // indicate completion
+}
+
+//=======================================
+// benchmark driver
+//=======================================
+
+func main() {
+	const NoOfTimes = 500000
+	start := time.Now()
+	for i := 1; i <= NoOfTimes; i += 1 {
+		go noop()		// creation
+	}
+	end := time.Now()
+	fmt.Printf("%d\n", end.Sub(start) / time.Duration(NoOfTimes))
+	<- shake
+}
Index: benchmark/creation/pthreads.c
===================================================================
--- benchmark/creation/pthreads.c	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/pthreads.c	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,28 @@
+#include <pthread.h>
+#include <stdio.h>
+
+#include "bench.h"
+
+static void *foo(void *arg) {
+    return arg;
+}
+
+int main(int argc, char* argv[]) {
+	BENCH(
+		for (size_t i = 0; i < n; i++) {
+			pthread_t thread;
+			if (pthread_create(&thread, NULL, foo, NULL) < 0) {
+				perror( "failure" );
+				return 1;
+			}
+
+			if (pthread_join( thread, NULL) < 0) {
+				perror( "failure" );
+				return 1;
+			}
+		},
+		result
+	)
+
+	printf("%llu\n", result);
+}
Index: benchmark/creation/upp_cor.cc
===================================================================
--- benchmark/creation/upp_cor.cc	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/upp_cor.cc	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,18 @@
+#include <cstdio>
+
+#include "bench.h"
+
+_Coroutine MyCor {
+	void main() {}
+};
+
+int main(int argc, char* argv[]) {
+	BENCH(
+		for (size_t i = 0; i < n; i++) {
+			MyCor m;
+		},
+		result
+	)
+
+	printf("%llu\n", result);
+}
Index: benchmark/creation/upp_thrd.cc
===================================================================
--- benchmark/creation/upp_thrd.cc	(revision bf71cfdb7285490eee552b461158846f626cc52f)
+++ benchmark/creation/upp_thrd.cc	(revision bf71cfdb7285490eee552b461158846f626cc52f)
@@ -0,0 +1,18 @@
+#include <cstdio>
+
+#include "bench.h"
+
+_Task MyThread {
+	void main() {}
+};
+
+int main(int argc, char* argv[]) {
+	BENCH(
+		for (size_t i = 0; i < n; i++) {
+			MyThread m;
+		},
+		result
+	)
+
+	printf("%llu\n", result);
+}