perflab added

perflab/matrix/rowcol.h

@@ -0,0 +1,35 @@
+/* Matrix row and/or column summation code */
+
+/* Size of matrices */
+/* $begin rcdecl */
+#define N 512
+/* $end rcdecl */
+
+/* Data types */
+
+/* Pointer type for vectors */
+typedef int *vecp_t;
+/* $begin rcdecl */
+/* N x N matrix */
+typedef int matrix_t[N][N];
+
+/* Vector of length N */
+typedef int vector_t[N];
+/* $end rcdecl */
+
+/* Different sum/product function types */
+typedef enum { COL, ROWCOL } rc_comp_t;
+
+/* Summation function */
+typedef void (*rc_fun)(matrix_t, vector_t, vector_t);
+
+typedef struct {
+    rc_fun f;
+    rc_comp_t rc_type; /* What computation does it perform? */
+    char *descr;
+} rc_fun_rec, *rc_fun_ptr;
+
+/* Table of functions to test.  Null terminated */
+extern rc_fun_rec rc_fun_tab[];
+
+