1 /* tadd_fr -- test file for mpc_add_fr.
2
3 Copyright (C) 2008, 2010, 2012, 2013 INRIA
4
5 This file is part of GNU MPC.
6
7 GNU MPC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11
12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
15 more details.
16
17 You should have received a copy of the GNU Lesser General Public License
18 along with this program. If not, see http://www.gnu.org/licenses/ .
19 */
20
21 #include <stdlib.h>
22 #include "mpc-tests.h"
23
24 static void
check_ternary_value(mpfr_prec_t prec_max,mpfr_prec_t step)25 check_ternary_value (mpfr_prec_t prec_max, mpfr_prec_t step)
26 {
27 mpfr_prec_t prec;
28 mpc_t z;
29 mpfr_t f;
30
31 mpc_init2 (z, 2);
32 mpfr_init (f);
33
34 for (prec = 2; prec < prec_max; prec += step)
35 {
36 mpc_set_prec (z, prec);
37 mpfr_set_prec (f, prec);
38
39 mpc_set_ui (z, 1, MPC_RNDNN);
40 mpfr_set_ui (f, 1, MPFR_RNDN);
41 if (mpc_add_fr (z, z, f, MPC_RNDNZ))
42 {
43 printf ("Error in mpc_add_fr: 1+1 should be exact\n");
44 exit (1);
45 }
46
47 mpc_set_ui (z, 1, MPC_RNDNN);
48 mpc_mul_2ui (z, z, (unsigned long int) prec, MPC_RNDNN);
49 if (mpc_add_fr (z, z, f, MPC_RNDNN) == 0)
50 {
51 fprintf (stderr, "Error in mpc_add_fr: 2^prec+1 cannot be exact\n");
52 exit (1);
53 }
54 }
55 mpc_clear (z);
56 mpfr_clear (f);
57 }
58
59 #define MPC_FUNCTION_CALL \
60 P[0].mpc_inex = mpc_add_fr (P[1].mpc, P[2].mpc, P[3].mpfr, P[4].mpc_rnd)
61 #define MPC_FUNCTION_CALL_REUSE_OP1 \
62 P[0].mpc_inex = mpc_add_fr (P[1].mpc, P[1].mpc, P[3].mpfr, P[4].mpc_rnd)
63
64 #include "data_check.tpl"
65 #include "tgeneric.tpl"
66
67 int
main(void)68 main (void)
69 {
70 test_start ();
71
72 check_ternary_value (1024, 1);
73
74 data_check_template ("add_fr.dsc", "add_fr.dat");
75
76 tgeneric_template ("add_fr.dsc", 2, 1024, 7, 128);
77
78 test_end ();
79
80 return 0;
81 }
82