1 /* ieee-utils/fp-hpux.c
3 * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Brian Gough
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or (at
8 * your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
22 #include <gsl/gsl_ieee_utils.h>
23 #include <gsl/gsl_errno.h>
26 gsl_ieee_set_mode (int precision, int rounding, int exception_mask)
33 case GSL_IEEE_SINGLE_PRECISION:
34 GSL_ERROR ("HPUX PA-RISC only supports default precision rounding",
37 case GSL_IEEE_DOUBLE_PRECISION:
38 GSL_ERROR ("HPUX PA-RISC only supports default precision rounding",
41 case GSL_IEEE_EXTENDED_PRECISION:
42 GSL_ERROR ("HPUX PA-RISC only supports default precision rounding",
50 case GSL_IEEE_ROUND_TO_NEAREST:
54 case GSL_IEEE_ROUND_DOWN:
58 case GSL_IEEE_ROUND_UP:
62 case GSL_IEEE_ROUND_TO_ZERO:
71 /* Turn on all the exceptions apart from 'inexact' */
73 mode = FP_X_INV | FP_X_DZ | FP_X_OFL | FP_X_UFL ;
75 if (exception_mask & GSL_IEEE_MASK_INVALID)
78 if (exception_mask & GSL_IEEE_MASK_DENORMALIZED)
84 GSL_ERROR ("HP-UX does not support the denormalized operand exception. "
85 "Use 'mask-denormalized' to work around this.",
89 if (exception_mask & GSL_IEEE_MASK_DIVISION_BY_ZERO)
92 if (exception_mask & GSL_IEEE_MASK_OVERFLOW)
95 if (exception_mask & GSL_IEEE_MASK_UNDERFLOW)
98 if (exception_mask & GSL_IEEE_TRAP_INEXACT)