1 /* mpcheck-double -- compare mpc functions against "double complex" 2 from the GNU libc implementation 3 4 Copyright (C) 2020 INRIA 5 6 This file is part of GNU MPC. 7 8 GNU MPC is free software; you can redistribute it and/or modify it under 9 the terms of the GNU Lesser General Public License as published by the 10 Free Software Foundation; either version 3 of the License, or (at your 11 option) any later version. 12 13 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 15 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for 16 more details. 17 18 You should have received a copy of the GNU Lesser General Public License 19 along with this program. If not, see http://www.gnu.org/licenses/ . 20 */ 21 22 /* the GNU libc provides the following functions (as of 2.31), 23 with 'f' suffix for the float/binary32 version, with no suffix 24 for the double/binary64 version, with 'l' suffix for the long double 25 version, and with 'f128' suffix for the __float128 version: 26 27 cabs casinh cexp csinh 28 cacos catan clog csqrt 29 cacosh catanh clog10 ctan 30 carg ccos cpow ctanh 31 casin ccosh csin 32 */ 33 34 #define _GNU_SOURCE /* for clog10 */ 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <string.h> 38 #include <complex.h> 39 #include <sys/types.h> 40 #include <unistd.h> 41 #include <assert.h> 42 #ifdef __GNUC__ 43 #include <gnu/libc-version.h> 44 #endif 45 #include "mpc.h" 46 47 #define PRECISION 53 48 #define EMAX 1024 49 #define TYPE double 50 #define SUFFIX 51 52 #define mpc_get_type mpc_get_dc 53 #define mpc_set_type mpc_set_dc 54 #define mpfr_set_type mpfr_set_d 55 56 gmp_randstate_t state; 57 mpz_t expz; /* global variable used in mpcheck_random */ 58 unsigned long seed = 0; 59 int verbose = 0; 60 mpfr_exp_t emin, emax; 61 62 #include "mpcheck-common.c" 63 64 #define FOO add 65 #define CFOO(x,y) (x+y) 66 #include "mpcheck-template3.c" 67 68 #define FOO sub 69 #define CFOO(x,y) (x-y) 70 #include "mpcheck-template3.c" 71 72 #define FOO mul 73 #define CFOO(x,y) (x*y) 74 #include "mpcheck-template3.c" 75 76 #define FOO div 77 #define CFOO(x,y) (x/y) 78 #include "mpcheck-template3.c" 79 80 #define FOO pow 81 #include "mpcheck-template3.c" 82 83 #define FOO abs 84 #include "mpcheck-template2.c" 85 86 #define FOO arg 87 #include "mpcheck-template2.c" 88 89 #define FOO sqrt 90 #include "mpcheck-template1.c" 91 92 #define FOO acos 93 #include "mpcheck-template1.c" 94 95 #define FOO acosh 96 #include "mpcheck-template1.c" 97 98 #define FOO asin 99 #include "mpcheck-template1.c" 100 101 #define FOO asinh 102 #include "mpcheck-template1.c" 103 104 #define FOO atan 105 #include "mpcheck-template1.c" 106 107 #define FOO atanh 108 #include "mpcheck-template1.c" 109 110 #define FOO cos 111 #include "mpcheck-template1.c" 112 113 #define FOO cosh 114 #include "mpcheck-template1.c" 115 116 #define FOO exp 117 #include "mpcheck-template1.c" 118 119 #define FOO log 120 #include "mpcheck-template1.c" 121 122 #define FOO log10 123 #include "mpcheck-template1.c" 124 125 #define FOO sin 126 #include "mpcheck-template1.c" 127 128 #define FOO sinh 129 #include "mpcheck-template1.c" 130 131 /* use reduced exponent range for tan and tanh */ 132 #define FOO_EMIN -8 133 #define FOO_EMAX 8 134 135 #define FOO tan 136 #include "mpcheck-template1.c" 137 138 #define FOO tanh 139 #include "mpcheck-template1.c" 140 141 #undef FOO_EMIN 142 #undef FOO_EMAX 143 144 int 145 main (int argc, char *argv[]) 146 { 147 mpfr_prec_t p = PRECISION; /* precision of 'double' */ 148 unsigned long n = 1000000; /* default number of random tests per function */ 149 150 while (argc >= 2 && argv[1][0] == '-') 151 { 152 if (argc >= 3 && strcmp (argv[1], "-p") == 0) 153 { 154 p = atoi (argv[2]); 155 argc -= 2; 156 argv += 2; 157 } 158 else if (argc >= 3 && strcmp (argv[1], "-seed") == 0) 159 { 160 seed = atoi (argv[2]); 161 argc -= 2; 162 argv += 2; 163 } 164 else if (argc >= 3 && strcmp (argv[1], "-num") == 0) 165 { 166 n = atoi (argv[2]); 167 argc -= 2; 168 argv += 2; 169 } 170 else if (strcmp (argv[1], "-v") == 0) 171 { 172 verbose ++; 173 argc --; 174 argv ++; 175 } 176 else if (strcmp (argv[1], "-check") == 0) 177 { 178 recheck = 1; 179 argc --; 180 argv ++; 181 } 182 else 183 { 184 fprintf (stderr, "Unknown option %s\n", argv[1]); 185 exit (1); 186 } 187 } 188 189 /* set exponent range */ 190 emin = -EMAX - PRECISION + 4; /* should be -1073 */ 191 emax = EMAX; 192 mpfr_set_emin (emin); 193 mpfr_set_emax (emax); 194 195 gmp_randinit_default (state); 196 mpz_init (expz); 197 198 printf ("Using GMP %s, MPFR %s\n", gmp_version, mpfr_get_version ()); 199 200 #ifdef __GNUC__ 201 printf ("GNU libc version: %s\n", gnu_get_libc_version ()); 202 printf ("GNU libc release: %s\n", gnu_get_libc_release ()); 203 #endif 204 205 if (seed == 0) 206 seed = getpid (); 207 printf ("Using random seed %lu\n", seed); 208 209 /* (complex,complex) -> complex */ 210 test_add (p, n); 211 test_sub (p, n); 212 test_mul (p, n); 213 test_div (p, n); 214 test_pow (p, n); 215 216 /* complex -> real */ 217 test_abs (p, n); 218 test_arg (p, n); 219 220 /* complex -> complex */ 221 test_sqrt (p, n); 222 test_acos (p, n); 223 test_acosh (p, n); 224 test_asin (p, n); 225 test_asinh (p, n); 226 test_atan (p, n); 227 test_atanh (p, n); 228 test_cos (p, n); 229 test_cosh (p, n); 230 test_exp (p, n); 231 test_log (p, n); 232 test_log10 (p, n); 233 test_sin (p, n); 234 test_sinh (p, n); 235 test_tan (p, n); 236 test_tanh (p, n); 237 238 gmp_randclear (state); 239 mpz_clear (expz); 240 241 report_maximal_errors (); 242 243 return 0; 244 } 245
Indexes created Mon Mar 02 05:31:46 UTC 2026