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;
 	}
 }