perflab added

perflab/poly/poly.h

@@ -0,0 +1,17 @@
+/*
+  Integer polynomial evaluation.
+  Polynomial given by array of coefficients a[0] ... a[degree].
+  Want to compute SUM(i=0,degree) a[i] * x^i
+*/
+
+/* Type declaration for a polynomial evaluation function */  
+typedef int (*peval_fun)(int*, int, int);
+
+typedef struct {
+  peval_fun f;
+  char *descr;
+} peval_fun_rec, *peval_fun_ptr;
+
+/* Table of polynomial functions to test.  Null terminated */
+extern peval_fun_rec peval_fun_tab[];
+