Added table generation utility

1 files changed, 34 insertions, 0 deletions

diff --git a/tables/tables.c b/tables/tables.c
new file mode 100644
index 0000000..bd37831
--- /dev/null
+++ b/tables/tables.c
@@ -0,0 +1,34 @@
+#define _POSIX_C_SOURCE 200809L /* Required to use clock_gettime */
+
+#include <inttypes.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+#include "../src/cube.h"
+
+#define SIZE_H1 118687270
+
+char buf[SIZE_H1];
+
+int main(int argc, char *argv[]) {
+        FILE *f;
+        struct timespec t0, t1;
+        double s;
+
+        clock_gettime(CLOCK_MONOTONIC, &t0);
+        gendata("H48", argc > 1 ? argv[1] : "4", buf);
+        clock_gettime(CLOCK_MONOTONIC, &t1);
+
+        if ((f = fopen("tables/data/h48_test", "wb")) == NULL) {
+                printf("Could not open file!\n");
+                return 1;
+        }
+        fwrite(buf, SIZE_H1, 1, f);
+
+        s = t1.tv_sec - t0.tv_sec + (t1.tv_nsec - t0.tv_nsec) / 1000000000.0;
+        printf("Data generated in %lfs\n", s);
+
+        return 0;
+}