lots of changes, created Disassembler class, removed a few globals etc.

tests/initial_base/BENCHFN.C

@@ -0,0 +1,23 @@
+/* benchfn - benchmark for function calls
+ * Thomas Plum, Plum Hall Inc, 609-927-3770
+ * Let  T  be the execution time in milliseconds
+ * Then  average time per operator  =  T/major  usec
+ * (Because the inner loop has exactly 1000 operations)
+ */
+#include <stdio.h>
+
+f3() { ;}
+f2() { f3();f3();f3();f3();f3();f3();f3();f3();f3();f3();} /* 10 */
+f1() { f2();f2();f2();f2();f2();f2();f2();f2();f2();f2();} /* 10 */
+f0() { f1();f1();f1();f1();f1();f1();f1();f1();f1();} /* 9 */
+
+main(int ac, char *av[])
+{ long d, major;
+
+	printf ("enter number of iterations ");
+	scanf ("%ld", &major);
+        printf("executing %ld iterations\n", major);
+        for (d = 1; d <= major; ++d)
+                f0(); /* executes 1000 calls */
+	printf ("finished\n");
+}