| Austin Schuh | dace2a6 | 2020-08-18 10:56:48 -0700 | [diff] [blame^] | 1 | /* |
| 2 | |
| 3 | Copyright 2012, 2014, Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of the GNU MP Library test suite. |
| 6 | |
| 7 | The GNU MP Library test suite is free software; you can redistribute it |
| 8 | and/or modify it under the terms of the GNU General Public License as |
| 9 | published by the Free Software Foundation; either version 3 of the License, |
| 10 | or (at your option) any later version. |
| 11 | |
| 12 | The GNU MP Library test suite is distributed in the hope that it will be |
| 13 | useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
| 15 | Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License along with |
| 18 | the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */ |
| 19 | |
| 20 | #include <limits.h> |
| 21 | #include <stdlib.h> |
| 22 | #include <stdio.h> |
| 23 | #include <string.h> |
| 24 | |
| 25 | #include "testutils.h" |
| 26 | |
| 27 | #define MAXBITS 400 |
| 28 | #define COUNT 10000 |
| 29 | |
| 30 | #define GMP_LIMB_BITS (sizeof(mp_limb_t) * CHAR_BIT) |
| 31 | #define MAXLIMBS ((MAXBITS + GMP_LIMB_BITS - 1) / GMP_LIMB_BITS) |
| 32 | |
| 33 | void |
| 34 | testmain (int argc, char **argv) |
| 35 | { |
| 36 | unsigned i; |
| 37 | mpz_t a, b, res, res_ui, ref, tz; |
| 38 | mp_limb_t t[2*MAXLIMBS]; |
| 39 | mp_size_t an; |
| 40 | |
| 41 | mpz_init (a); |
| 42 | mpz_init (b); |
| 43 | mpz_init (res); |
| 44 | mpz_init (res_ui); |
| 45 | mpz_init (ref); |
| 46 | |
| 47 | for (i = 0; i < COUNT; i++) |
| 48 | { |
| 49 | mini_random_op3 (OP_MUL, MAXBITS, a, b, ref); |
| 50 | mpz_mul (res, a, b); |
| 51 | if (mpz_cmp (res, ref)) |
| 52 | { |
| 53 | fprintf (stderr, "mpz_mul failed:\n"); |
| 54 | dump ("a", a); |
| 55 | dump ("b", b); |
| 56 | dump ("r", res); |
| 57 | dump ("ref", ref); |
| 58 | abort (); |
| 59 | } |
| 60 | if (mpz_size (a) == mpz_size (b)) |
| 61 | { |
| 62 | memset (t, 0x55, sizeof(t)); |
| 63 | an = mpz_size (a); |
| 64 | if (an > 0) |
| 65 | { |
| 66 | mpn_mul_n (t, a->_mp_d, b->_mp_d, an); |
| 67 | |
| 68 | mpz_roinit_n (tz, t, 2*an); |
| 69 | if (mpz_cmpabs (tz, ref)) |
| 70 | { |
| 71 | fprintf (stderr, "mpn_mul_n failed:\n"); |
| 72 | dump ("a", a); |
| 73 | dump ("b", b); |
| 74 | dump ("ref", ref); |
| 75 | abort (); |
| 76 | } |
| 77 | } |
| 78 | } |
| 79 | if (mpz_fits_slong_p (b)) { |
| 80 | mpz_mul_si (res_ui, a, mpz_get_si (b)); |
| 81 | if (mpz_cmp (res_ui, ref)) |
| 82 | { |
| 83 | fprintf (stderr, "mpz_mul_si failed:\n"); |
| 84 | dump ("a", a); |
| 85 | dump ("b", b); |
| 86 | dump ("r", res_ui); |
| 87 | dump ("ref", ref); |
| 88 | abort (); |
| 89 | } |
| 90 | } |
| 91 | mini_random_op2 (OP_SQR, MAXBITS, a, ref); |
| 92 | an = mpz_size (a); |
| 93 | if (an > 0) |
| 94 | { |
| 95 | memset (t, 0x33, sizeof(t)); |
| 96 | mpn_sqr (t, mpz_limbs_read (a), an); |
| 97 | |
| 98 | mpz_roinit_n (tz, t, 2*an); |
| 99 | if (mpz_cmp (tz, ref)) |
| 100 | { |
| 101 | fprintf (stderr, "mpn (squaring) failed:\n"); |
| 102 | dump ("a", a); |
| 103 | dump ("ref", ref); |
| 104 | abort (); |
| 105 | } |
| 106 | } |
| 107 | } |
| 108 | mpz_clear (a); |
| 109 | mpz_clear (b); |
| 110 | mpz_clear (res); |
| 111 | mpz_clear (res_ui); |
| 112 | mpz_clear (ref); |
| 113 | } |