add simple loop bench

fiddled with run numbers a bit
recording times with noop removed
results slightly worse than hoped

test/bench/c/adds.c

@@ -1,5 +1,3 @@
-#include<stdio.h>
-
 int fibo(int n){
   int result;
 	int a = 0;
@@ -17,10 +15,10 @@ int fibo(int n){
 
 int main(void)
 {
-  int counter = 100000;
+  int counter = 50000;
 	int fib ;
 	while(counter) {
-		fib += fibo(20);
+		fib = fibo(40);
     counter -= 1;
 	}
 }

test/bench/c/calls.c

@@ -10,7 +10,7 @@ int fibo_r(int n)
 
 int main(void)
 {
-	int counter = 1000;
+	int counter = 100;
 	int fib ;
 	while(counter--) {
 		fib += fibo_r(20);

test/bench/c/hello.c

@@ -3,7 +3,7 @@
 int main(void)
 {
   setbuf(stdout, NULL); /* to make it equivalent to the other versions, otherwise it caches */
-  int counter = 100000;
+  int counter = 10000;
 	while(counter--) {
     printf("Hello there\n");
 	}

test/bench/c/loop.c

@@ -0,0 +1,7 @@
+int main(void)
+{
+  int counter = 1000000;
+	while(counter) {
+    counter -= 1;
+	}
+}