1 /* Copyright (C) 2005-2022 Free Software Foundation, Inc.
2    Contributed by Janne Blomqvist
3 
4 This file is part of the GNU Fortran runtime library (libgfortran).
5 
6 Libgfortran is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3, or (at your option)
9 any later version.
10 
11 Libgfortran is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 GNU General Public License for more details.
15 
16 Under Section 7 of GPL version 3, you are granted additional
17 permissions described in the GCC Runtime Library Exception, version
18 3.1, as published by the Free Software Foundation.
19 
20 You should have received a copy of the GNU General Public License and
21 a copy of the GCC Runtime Library Exception along with this program;
22 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23 <http://www.gnu.org/licenses/>.  */
24 
25 
26 /* This file contains utility functions for determining the size of a
27    variable given its kind. */
28 
29 #include "io.h"
30 
31 size_t
size_from_real_kind(int kind)32 size_from_real_kind (int kind)
33 {
34   switch (kind)
35     {
36 #ifdef HAVE_GFC_REAL_4
37     case 4:
38       return sizeof (GFC_REAL_4);
39 #endif
40 #ifdef HAVE_GFC_REAL_8
41     case 8:
42       return sizeof (GFC_REAL_8);
43 #endif
44 #ifdef HAVE_GFC_REAL_10
45     case 10:
46       return sizeof (GFC_REAL_10);
47 #endif
48 #ifdef HAVE_GFC_REAL_16
49     case 16:
50       return sizeof (GFC_REAL_16);
51 #endif
52 #ifdef HAVE_GFC_REAL_17
53     case 17:
54       return sizeof (GFC_REAL_17);
55 #endif
56     default:
57       return kind;
58     }
59 }
60 
61 
62 size_t
size_from_complex_kind(int kind)63 size_from_complex_kind (int kind)
64 {
65   switch (kind)
66     {
67 #ifdef HAVE_GFC_COMPLEX_4
68     case 4:
69       return sizeof (GFC_COMPLEX_4);
70 #endif
71 #ifdef HAVE_GFC_COMPLEX_8
72     case 8:
73       return sizeof (GFC_COMPLEX_8);
74 #endif
75 #ifdef HAVE_GFC_COMPLEX_10
76     case 10:
77       return sizeof (GFC_COMPLEX_10);
78 #endif
79 #ifdef HAVE_GFC_COMPLEX_16
80     case 16:
81       return sizeof (GFC_COMPLEX_16);
82 #endif
83 #ifdef HAVE_GFC_COMPLEX_17
84     case 17:
85       return sizeof (GFC_COMPLEX_17);
86 #endif
87     default:
88       return 2 * kind;
89     }
90 }
91 
92