diff options
Diffstat (limited to 'bin86-0.3/bccfp/test.c')
-rw-r--r-- | bin86-0.3/bccfp/test.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/bin86-0.3/bccfp/test.c b/bin86-0.3/bccfp/test.c deleted file mode 100644 index 05b5d84..0000000 --- a/bin86-0.3/bccfp/test.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * bin86/bccfp/test.c - * - * Copyright (C) 1992 Bruce Evans - */ - -#include <sys/times.h> -#include <limits.h> -#include <stdio.h> -#include <time.h> - -#define CONVTYPE int -#define MAX (MIN + NITER - 1) -#define MIN INT_MIN - -#define NITER 100000 - -double one = 1; -double two = 2; -double big = 1e99; - -double d; -double d1; -float f; - -int main() -{ - CONVTYPE cti; - CONVTYPE cto; - clock_t delta; - struct tms finish; - int i; - struct tms start; - -#if 0 - times(&start); - for (cti = MIN; cti <= MAX; ++cti) - { - d = cti; - cto = d; - if (cti != cto) - printf("%08x %08x\n", cti, cto); - if (cti % 10000000 == 0) - { - printf("%8x ok ", cti); - fflush(stdout); - } - } - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for %d i -> d and d -> i conversions was %g s (%d t)\n", - MAX - MIN + 1, delta / (double) CLOCKS_PER_SEC, delta); -#endif - - times(&start); - for (cti = MIN; cti <= MAX; ++cti) - d = cti; - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for %d i -> d conversions was %g s (%d t)\n", - MAX - MIN + 1, delta / (double) CLOCKS_PER_SEC, delta); - - times(&start); - for (cti = MIN; cti <= MAX; ++cti) - { - d = cti; - cto = d; - } - times(&finish); - delta = finish.tms_utime - start.tms_utime - delta; - printf("Time for %d d -> i conversions was %g s (%d t)\n", - MAX - MIN + 1, delta / (double) CLOCKS_PER_SEC, delta); - - d = 0; - times(&start); - for (i = 0; i < NITER; ++i) - d = d + 1; - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for adding %d 1.0's to 0.0 was %g s (%d t), result = %g\n", - NITER, delta / (double) CLOCKS_PER_SEC, delta, d); - - d = 0; - times(&start); - for (; d < NITER;) - d = d + 1; - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for adding %d 1.0's to 0.0 (d index) was %g s (%d t), result = %g\n", - NITER, delta / (double) CLOCKS_PER_SEC, delta, d); - - times(&start); - for (i = 1; i <= NITER; ++i) - { - d1 = i; - d = d1 * d1; - } - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for %d mults was %g s (%d t), result = %g\n", - NITER, delta / (double) CLOCKS_PER_SEC, delta, d); - - times(&start); - for (i = 1; i <= NITER; ++i) - { - d1 = i; - d = 1 / d1; - } - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for %d divs was %g s (%d t), result = %g\n", - NITER, delta / (double) CLOCKS_PER_SEC, delta, d); - - f = 0; - times(&start); - for (i = 0; i < NITER; ++i) - f = f + 1; - times(&finish); - delta = finish.tms_utime - start.tms_utime; - printf("Time for adding %d 1.0f's to 0.0f was %g s (%d t), result = %g\n", - NITER, delta / (double) CLOCKS_PER_SEC, delta, f); - - return 0; -} |