1 /* tpow_fr -- test file for mpc_pow_fr.
2
3 Copyright (C) 2009, 2011, 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 "mpc-tests.h"
22
23 static void
test_reuse(void)24 test_reuse (void)
25 {
26 mpc_t z;
27 mpfr_t y;
28 int inex;
29
30 mpfr_init2 (y, 2);
31 mpc_init2 (z, 2);
32 mpc_set_si_si (z, 0, -1, MPC_RNDNN);
33 mpfr_neg (mpc_realref (z), mpc_realref (z), MPFR_RNDN);
34 mpc_div_2ui (z, z, 4, MPC_RNDNN);
35 mpfr_set_ui (y, 512, MPFR_RNDN);
36 inex = mpc_pow_fr (z, z, y, MPC_RNDNN);
37 if (MPC_INEX_RE(inex) != 0 || MPC_INEX_IM(inex) != 0 ||
38 mpfr_cmp_ui_2exp (mpc_realref(z), 1, -2048) != 0 ||
39 mpfr_cmp_ui (mpc_imagref(z), 0) != 0 || mpfr_signbit (mpc_imagref(z)) == 0)
40 {
41 printf ("Error in test_reuse, wrong ternary value or output\n");
42 printf ("inex=(%d %d)\n", MPC_INEX_RE(inex), MPC_INEX_IM(inex));
43 printf ("z="); mpc_out_str (stdout, 2, 0, z, MPC_RNDNN); printf ("\n");
44 exit (1);
45 }
46 mpfr_clear (y);
47 mpc_clear (z);
48 }
49
50 #define MPC_FUNCTION_CALL \
51 P[0].mpc_inex = mpc_pow_fr (P[1].mpc, P[2].mpc, P[3].mpfr, P[4].mpc_rnd)
52 #define MPC_FUNCTION_CALL_REUSE_OP1 \
53 P[0].mpc_inex = mpc_pow_fr (P[1].mpc, P[1].mpc, P[3].mpfr, P[4].mpc_rnd)
54
55 #include "data_check.tpl"
56 #include "tgeneric.tpl"
57
58 int
main(void)59 main (void)
60 {
61 test_start ();
62
63 test_reuse (); /* FIXME: remove it, already checked by tgeneric */
64
65 data_check_template ("pow_fr.dsc", "pow_fr.dat");
66
67 tgeneric_template ("pow_fr.dsc", 2, 1024, 7, 10);
68
69 test_end ();
70
71 return 0;
72 }
73