pqc/external/flint-2.4.3/fq_templates/test/t-pow.c
2014-05-24 23:16:06 +02:00

137 lines
3.8 KiB
C

/*=============================================================================
This file is part of FLINT.
FLINT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FLINT 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with FLINT; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2012 Sebastian Pancratz
Copyright (C) 2012 Andres Goens
Copyright (C) 2013 Mike Hansen
******************************************************************************/
#ifdef T
#include "templates.h"
#include <stdio.h>
#include <stdlib.h>
#include "ulong_extras.h"
#include "long_extras.h"
int
main(void)
{
int i, result;
FLINT_TEST_INIT(state);
flint_printf("pow... ");
fflush(stdout);
/* Check aliasing: a = a^e */
for (i = 0; i < 1000; i++)
{
TEMPLATE(T, ctx_t) ctx;
TEMPLATE(T, t) a, b;
fmpz_t e;
TEMPLATE(T, ctx_randtest)(ctx, state);
TEMPLATE(T, init)(a, ctx);
TEMPLATE(T, init)(b, ctx);
fmpz_init(e);
TEMPLATE(T, randtest)(a, state, ctx);
fmpz_randtest_unsigned(e, state, 6);
TEMPLATE(T, pow)(b, a, e, ctx);
TEMPLATE(T, pow)(a, a, e, ctx);
result = (TEMPLATE(T, equal)(a, b, ctx));
if (!result)
{
flint_printf("FAIL (alias):\n\n");
flint_printf("a = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
flint_printf("b = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
abort();
}
TEMPLATE(T, clear)(a, ctx);
TEMPLATE(T, clear)(b, ctx);
fmpz_clear(e);
TEMPLATE(T, ctx_clear)(ctx);
}
/* Compare with multiplication, for integral values */
for (i = 0; i < 1000; i++)
{
TEMPLATE(T, ctx_t) ctx;
TEMPLATE(T, t) a, b, c;
fmpz_t e, f;
TEMPLATE(T, ctx_randtest)(ctx, state);
TEMPLATE(T, init)(a, ctx);
TEMPLATE(T, init)(b, ctx);
TEMPLATE(T, init)(c, ctx);
fmpz_init(f);
fmpz_init(e);
TEMPLATE(T, randtest)(a, state, ctx);
fmpz_randtest_unsigned(e, state, 6);
TEMPLATE(T, pow)(b, a, e, ctx);
TEMPLATE(T, one)(c, ctx);
for (fmpz_one(f); fmpz_cmp(f, e) <= 0; fmpz_add_ui(f, f, 1))
{
TEMPLATE(T, mul)(c, c, a, ctx);
}
result = (TEMPLATE(T, equal)(b, c, ctx));
if (!result)
{
flint_printf("FAIL (cmp with mul):\n\n");
flint_printf("a = "), TEMPLATE(T, print_pretty)(a, ctx), flint_printf("\n");
flint_printf("b = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
flint_printf("c = "), TEMPLATE(T, print_pretty)(b, ctx), flint_printf("\n");
flint_printf("e = "), fmpz_print(e), flint_printf("\n");
abort();
}
TEMPLATE(T, clear)(a, ctx);
TEMPLATE(T, clear)(b, ctx);
TEMPLATE(T, clear)(c, ctx);
fmpz_clear(e);
fmpz_clear(f);
TEMPLATE(T, ctx_clear)(ctx);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return EXIT_SUCCESS;
}
#endif