mirror of https://github.com/macssh/macssh.git
310 lines
6.3 KiB
C
Executable File
310 lines
6.3 KiB
C
Executable File
/*
|
|
Copyright (C) 1996, 1998, 1999, 2000 Free Software Foundation, Inc.
|
|
|
|
This file is part of the GNU MP Library.
|
|
|
|
The GNU MP Library is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 of the License, or (at your
|
|
option) any later version.
|
|
|
|
The GNU MP Library is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with the GNU MP Library; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
|
|
MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include "gmp.h"
|
|
#include "gmp-impl.h"
|
|
|
|
#if defined (USG) || defined (__SVR4) || defined (_UNICOS) || defined (__hpux)
|
|
#include <time.h>
|
|
|
|
int
|
|
cputime ()
|
|
{
|
|
if (CLOCKS_PER_SEC < 100000)
|
|
return clock () * 1000 / CLOCKS_PER_SEC;
|
|
return clock () / (CLOCKS_PER_SEC / 1000);
|
|
}
|
|
#else
|
|
#include <sys/types.h>
|
|
#include <sys/time.h>
|
|
#if !defined MACOS
|
|
#include <sys/resource.h>
|
|
|
|
int
|
|
cputime ()
|
|
{
|
|
struct rusage rus;
|
|
|
|
getrusage (0, &rus);
|
|
return rus.ru_utime.tv_sec * 1000 + rus.ru_utime.tv_usec / 1000;
|
|
}
|
|
#else
|
|
#include <Timer.h>
|
|
#include <Events.h>
|
|
int
|
|
cputime ()
|
|
{
|
|
UnsignedWide msecs;
|
|
|
|
Microseconds (&msecs);
|
|
return(int)(*(long long *)&msecs / 1000);
|
|
}
|
|
|
|
#endif
|
|
#endif
|
|
|
|
#define M * 1000000
|
|
|
|
#ifndef CLOCK
|
|
#if defined (__m88k__)
|
|
#define CLOCK 20 M
|
|
#elif defined (__i386__)
|
|
#define CLOCK (16666667)
|
|
#elif defined (__m68k__)
|
|
#define CLOCK (20 M)
|
|
#elif defined (_IBMR2)
|
|
#define CLOCK (25 M)
|
|
#elif defined (__sparc__)
|
|
#define CLOCK (20 M)
|
|
#elif defined (__sun__)
|
|
#define CLOCK (20 M)
|
|
#elif defined (__mips)
|
|
#define CLOCK (40 M)
|
|
#elif defined (__hppa__)
|
|
#define CLOCK (50 M)
|
|
#elif defined (__alpha)
|
|
#define CLOCK (133 M)
|
|
#elif defined (MACOS)
|
|
#if powerpc
|
|
#define CLOCK (343 M)
|
|
#else
|
|
#define CLOCK (20 M)
|
|
#endif
|
|
#else
|
|
#error "Don't know CLOCK of your machine"
|
|
#endif
|
|
#endif
|
|
|
|
#ifndef OPS
|
|
#define OPS (CLOCK/5)
|
|
#endif
|
|
#ifndef SIZE
|
|
#define SIZE 496
|
|
#endif
|
|
#ifndef TIMES
|
|
#define TIMES OPS/SIZE
|
|
#else
|
|
#undef OPS
|
|
#define OPS (SIZE*TIMES)
|
|
#endif
|
|
|
|
|
|
#ifdef MACOS
|
|
//#include <QuickDraw.h>
|
|
long random()
|
|
{
|
|
//return (Random() << 16) + Random();
|
|
return rand();
|
|
}
|
|
#endif
|
|
|
|
|
|
mp_limb_t
|
|
refmpn_rshift (wp, up, usize, cnt)
|
|
register mp_ptr wp;
|
|
register mp_srcptr up;
|
|
mp_size_t usize;
|
|
register unsigned int cnt;
|
|
{
|
|
register mp_limb_t high_limb, low_limb;
|
|
register unsigned sh_1, sh_2;
|
|
register mp_size_t i;
|
|
mp_limb_t retval;
|
|
|
|
#ifdef DEBUG
|
|
if (usize == 0 || cnt == 0)
|
|
abort ();
|
|
#endif
|
|
|
|
sh_1 = cnt;
|
|
#if 0
|
|
if (sh_1 == 0)
|
|
{
|
|
if (wp != up)
|
|
{
|
|
/* Copy from low end to high end, to allow specified input/output
|
|
overlapping. */
|
|
for (i = 0; i < usize; i++)
|
|
wp[i] = up[i];
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
wp -= 1;
|
|
sh_2 = BITS_PER_MP_LIMB - sh_1;
|
|
high_limb = up[0];
|
|
retval = high_limb << sh_2;
|
|
low_limb = high_limb;
|
|
|
|
for (i = 1; i < usize; i++)
|
|
{
|
|
high_limb = up[i];
|
|
wp[i] = (low_limb >> sh_1) | (high_limb << sh_2);
|
|
low_limb = high_limb;
|
|
}
|
|
low_limb >>= sh_1;
|
|
wp[i] = low_limb;
|
|
|
|
return retval;
|
|
}
|
|
|
|
#ifndef CNT
|
|
#define CNT 4
|
|
#endif
|
|
|
|
main (argc, argv)
|
|
int argc;
|
|
char **argv;
|
|
{
|
|
mp_limb_t s1[SIZE];
|
|
mp_limb_t dx[SIZE+2];
|
|
mp_limb_t dy[SIZE+2];
|
|
mp_limb_t cyx, cyy;
|
|
int i;
|
|
long t0, t;
|
|
int test;
|
|
int cnt = CNT;
|
|
mp_size_t size;
|
|
|
|
#if GENERATING68K
|
|
SetApplLimit(GetApplLimit() - 65535); /* We need more stack */
|
|
MaxApplZone();
|
|
#endif
|
|
|
|
printf("\n");
|
|
fgets((char *)s1, SIZE, stdin);
|
|
fflush(stdout);
|
|
|
|
srand(time(NULL));
|
|
//qd.randSeed = TickCount();
|
|
//test = Random();
|
|
|
|
for (test = 0; ; test++)
|
|
{
|
|
#if TIMES == 1 && ! defined (PRINT)
|
|
if (test % (SIZE > 10000 ? 1 : 10000 / SIZE) == 0)
|
|
{
|
|
printf ("\r%d", test);
|
|
fflush (stdout);
|
|
}
|
|
#endif
|
|
|
|
#if TIMES == 1
|
|
cnt = random () % (BITS_PER_MP_LIMB - 1) + 1;
|
|
#endif
|
|
|
|
#ifdef RANDOM
|
|
size = random () % SIZE + 1;
|
|
#else
|
|
size = SIZE;
|
|
#endif
|
|
mpn_random2 (s1, size);
|
|
|
|
dx[size+1] = 0x12345678;
|
|
dy[size+1] = 0x12345678;
|
|
dx[0] = 0x87654321;
|
|
dy[0] = 0x87654321;
|
|
|
|
#if TIMES != 1
|
|
mpn_random (s1, size);
|
|
|
|
#ifndef NOCHECK
|
|
t0 = cputime();
|
|
for (i = 0; i < TIMES; i++)
|
|
refmpn_rshift (dx+1, s1, size, cnt);
|
|
t = cputime() - t0;
|
|
printf ("refmpn_rshift: %5ldms (%.2f cycles/limb)\n",
|
|
t, ((double) t * CLOCK) / (OPS * 1000.0));
|
|
#endif
|
|
|
|
t0 = cputime();
|
|
for (i = 0; i < TIMES; i++)
|
|
mpn_rshift (dx+1, s1, size, cnt);
|
|
t = cputime() - t0;
|
|
printf ("mpn_rshift: %5ldms (%.2f cycles/limb)\n",
|
|
t, ((double) t * CLOCK) / (OPS * 1000.0));
|
|
#endif
|
|
|
|
#ifndef NOCHECK
|
|
mpn_random2 (s1, size);
|
|
|
|
#ifdef PRINT
|
|
printf ("%-*d ", (int) (2 * sizeof(mp_limb_t)), cnt); mpn_print (s1, size);
|
|
#endif
|
|
|
|
/* Put garbage in the destination. */
|
|
for (i = 0; i < size; i++)
|
|
{
|
|
dx[i+1] = 0xdead;
|
|
dy[i+1] = 0xbeef;
|
|
}
|
|
|
|
cyx = refmpn_rshift (dx+1, s1, size, cnt);
|
|
cyy = mpn_rshift (dy+1, s1, size, cnt);
|
|
#ifdef PRINT
|
|
printf ("%*lX ", (int) (2 * sizeof(mp_limb_t)), cyx);
|
|
mpn_print (dx+1, size);
|
|
printf ("%*lX ", (int) (2 * sizeof(mp_limb_t)), cyy);
|
|
mpn_print (dy+1, size);
|
|
#endif
|
|
if (cyx != cyy || mpn_cmp (dx, dy, size+2) != 0
|
|
|| dx[0] != 0x87654321 || dx[size+1] != 0x12345678)
|
|
{
|
|
#ifndef PRINT
|
|
printf ("%*lX ", (int) (2 * sizeof(mp_limb_t)), cyx);
|
|
mpn_print (dx+1, size);
|
|
printf ("%*lX ", (int) (2 * sizeof(mp_limb_t)), cyy);
|
|
mpn_print (dy+1, size);
|
|
#endif
|
|
printf ("TEST NUMBER %d\n", test);
|
|
if (dy[size+1] != 0x12345678)
|
|
printf ("clobbered at high end\n");
|
|
if (dy[0] != 0x87654321)
|
|
printf ("clobbered at low end\n");
|
|
abort();
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
mpn_print (mp_ptr p, mp_size_t size)
|
|
{
|
|
mp_size_t i;
|
|
|
|
for (i = size - 1; i >= 0; i--)
|
|
{
|
|
#ifdef _LONG_LONG_LIMB
|
|
printf ("%0*lX%0*lX", (int) (sizeof(mp_limb_t)),
|
|
(unsigned long) (p[i] >> (BITS_PER_MP_LIMB/2)),
|
|
(int) (sizeof(mp_limb_t)), (unsigned long) (p[i]));
|
|
#else
|
|
printf ("%0*lX", (int) (2 * sizeof(mp_limb_t)), p[i]);
|
|
#endif
|
|
#ifdef SPACE
|
|
if (i != 0)
|
|
printf (" ");
|
|
#endif
|
|
}
|
|
puts ("");
|
|
}
|