]>
Commit | Line | Data |
---|---|---|
d74b97cc | 1 | /* Header file to the Fortran front-end and runtime library |
818ab71a | 2 | Copyright (C) 2007-2016 Free Software Foundation, Inc. |
d74b97cc FXC |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | ||
21 | /* Flags to specify which standard/extension contains a feature. | |
9e0667cd TB |
22 | Note that no features were obsoleted nor deleted in F2003. |
23 | Please remember to keep those definitions in sync with | |
24 | gfortran.texi. */ | |
1928ec50 MP |
25 | /* For now, use F2015 = GFC_STD_GNU. */ |
26 | #define GFC_STD_F2015 (1<<5) /* PLACEHOLDER for Fortran 2015. */ | |
4650947d | 27 | #define GFC_STD_F2008_TS (1<<9) /* POST-F2008 technical reports. */ |
58fc89f6 TB |
28 | #define GFC_STD_F2008_OBS (1<<8) /* Obsolescent in F2008. */ |
29 | #define GFC_STD_F2008 (1<<7) /* New in F2008. */ | |
30 | #define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */ | |
31 | #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */ | |
32 | #define GFC_STD_F2003 (1<<4) /* New in F2003. */ | |
33 | #define GFC_STD_F95 (1<<3) /* New in F95. */ | |
34 | #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */ | |
35 | #define GFC_STD_F95_OBS (1<<1) /* Obsolescent in F95. */ | |
36 | #define GFC_STD_F77 (1<<0) /* Included in F77, but not deleted or | |
37 | obsolescent in later standards. */ | |
d74b97cc FXC |
38 | |
39 | ||
8b198102 FXC |
40 | /* Bitmasks for the various FPE that can be enabled. These need to be straight integers |
41 | e.g., 8 instead of (1<<3), because they will be included in Fortran source. */ | |
42 | #define GFC_FPE_INVALID 1 | |
43 | #define GFC_FPE_DENORMAL 2 | |
44 | #define GFC_FPE_ZERO 4 | |
45 | #define GFC_FPE_OVERFLOW 8 | |
46 | #define GFC_FPE_UNDERFLOW 16 | |
47 | #define GFC_FPE_INEXACT 32 | |
d74b97cc | 48 | |
82a4f54c TB |
49 | /* Defines for floating-point rounding modes. */ |
50 | #define GFC_FPE_DOWNWARD 1 | |
51 | #define GFC_FPE_TONEAREST 2 | |
52 | #define GFC_FPE_TOWARDZERO 3 | |
53 | #define GFC_FPE_UPWARD 4 | |
54 | ||
8b198102 FXC |
55 | /* Size of the buffer required to store FPU state for any target. |
56 | In particular, this has to be larger than fenv_t on all glibc targets. | |
57 | Currently, the winner is x86_64 with 32 bytes. */ | |
58 | #define GFC_FPE_STATE_BUFFER_SIZE 32 | |
d74b97cc | 59 | |
d3d3011f FXC |
60 | /* Bitmasks for the various runtime checks that can be enabled. */ |
61 | #define GFC_RTCHECK_BOUNDS (1<<0) | |
62 | #define GFC_RTCHECK_ARRAY_TEMPS (1<<1) | |
63 | #define GFC_RTCHECK_RECURSION (1<<2) | |
64 | #define GFC_RTCHECK_DO (1<<3) | |
20460eb9 | 65 | #define GFC_RTCHECK_POINTER (1<<4) |
22bdbb0f | 66 | #define GFC_RTCHECK_MEM (1<<5) |
d3d3011f | 67 | #define GFC_RTCHECK_ALL (GFC_RTCHECK_BOUNDS | GFC_RTCHECK_ARRAY_TEMPS \ |
20460eb9 | 68 | | GFC_RTCHECK_RECURSION | GFC_RTCHECK_DO \ |
22bdbb0f | 69 | | GFC_RTCHECK_POINTER | GFC_RTCHECK_MEM) |
d3d3011f | 70 | |
e344505c JD |
71 | /* Special unit numbers used to convey certain conditions. Numbers -3 |
72 | thru -9 available. NEWUNIT values start at -10. */ | |
73 | #define GFC_INTERNAL_UNIT -1 | |
74 | #define GFC_INVALID_UNIT -2 | |
d3d3011f | 75 | |
d74b97cc | 76 | /* Possible values for the CONVERT I/O specifier. */ |
f19626cf | 77 | /* Keep in sync with GFC_FLAG_CONVERT_* in gcc/flags.h. */ |
d74b97cc FXC |
78 | typedef enum |
79 | { | |
80 | GFC_CONVERT_NONE = -1, | |
81 | GFC_CONVERT_NATIVE = 0, | |
82 | GFC_CONVERT_SWAP, | |
83 | GFC_CONVERT_BIG, | |
84 | GFC_CONVERT_LITTLE | |
85 | } | |
86 | unit_convert; | |
87 | ||
88 | ||
89 | /* Runtime errors. */ | |
90 | typedef enum | |
91 | { | |
92 | LIBERROR_FIRST = -3, /* Marker for the first error. */ | |
93 | LIBERROR_EOR = -2, /* End of record, must be negative. */ | |
94 | LIBERROR_END = -1, /* End of file, must be negative. */ | |
95 | LIBERROR_OK = 0, /* Indicates success, must be zero. */ | |
96 | LIBERROR_OS = 5000, /* OS error, more info in errno. */ | |
97 | LIBERROR_OPTION_CONFLICT, | |
98 | LIBERROR_BAD_OPTION, | |
99 | LIBERROR_MISSING_OPTION, | |
100 | LIBERROR_ALREADY_OPEN, | |
101 | LIBERROR_BAD_UNIT, | |
102 | LIBERROR_FORMAT, | |
103 | LIBERROR_BAD_ACTION, | |
104 | LIBERROR_ENDFILE, | |
105 | LIBERROR_BAD_US, | |
106 | LIBERROR_READ_VALUE, | |
107 | LIBERROR_READ_OVERFLOW, | |
108 | LIBERROR_INTERNAL, | |
109 | LIBERROR_INTERNAL_UNIT, | |
110 | LIBERROR_ALLOCATION, | |
111 | LIBERROR_DIRECT_EOR, | |
112 | LIBERROR_SHORT_RECORD, | |
113 | LIBERROR_CORRUPT_FILE, | |
be1f1ed9 | 114 | LIBERROR_INQUIRE_INTERNAL_UNIT, /* Must be different from STAT_STOPPED_IMAGE. */ |
d74b97cc FXC |
115 | LIBERROR_LAST /* Not a real error, the last error # + 1. */ |
116 | } | |
117 | libgfortran_error_codes; | |
118 | ||
60386f50 | 119 | /* Must kept in sync with libgfortrancaf.h. */ |
385e8144 TB |
120 | typedef enum |
121 | { | |
122 | GFC_STAT_UNLOCKED = 0, | |
123 | GFC_STAT_LOCKED, | |
124 | GFC_STAT_LOCKED_OTHER_IMAGE, | |
7f4aaf91 TB |
125 | GFC_STAT_STOPPED_IMAGE = 6000, /* See LIBERROR_INQUIRE_INTERNAL_UNIT above. */ |
126 | GFC_STAT_FAILED_IMAGE | |
385e8144 TB |
127 | } |
128 | libgfortran_stat_codes; | |
d74b97cc | 129 | |
42a8246d TB |
130 | typedef enum |
131 | { | |
132 | GFC_CAF_ATOMIC_ADD = 1, | |
133 | GFC_CAF_ATOMIC_AND, | |
134 | GFC_CAF_ATOMIC_OR, | |
135 | GFC_CAF_ATOMIC_XOR | |
136 | } libcaf_atomic_codes; | |
137 | ||
229c5919 TB |
138 | |
139 | /* For CO_REDUCE. */ | |
140 | #define GFC_CAF_BYREF (1<<0) | |
141 | #define GFC_CAF_HIDDENLEN (1<<1) | |
142 | #define GFC_CAF_ARG_VALUE (1<<2) | |
143 | #define GFC_CAF_ARG_DESC (1<<3) | |
144 | ||
145 | ||
d74b97cc FXC |
146 | /* Default unit number for preconnected standard input and output. */ |
147 | #define GFC_STDIN_UNIT_NUMBER 5 | |
148 | #define GFC_STDOUT_UNIT_NUMBER 6 | |
149 | #define GFC_STDERR_UNIT_NUMBER 0 | |
150 | ||
151 | ||
6c397102 TB |
152 | /* FIXME: Increase to 15 for Fortran 2008. Also needs changes to |
153 | GFC_DTYPE_RANK_MASK. See PR 36825. */ | |
154 | #define GFC_MAX_DIMENSIONS 7 | |
d74b97cc FXC |
155 | |
156 | #define GFC_DTYPE_RANK_MASK 0x07 | |
157 | #define GFC_DTYPE_TYPE_SHIFT 3 | |
158 | #define GFC_DTYPE_TYPE_MASK 0x38 | |
159 | #define GFC_DTYPE_SIZE_SHIFT 6 | |
160 | ||
a11930ba JD |
161 | /* Basic types. BT_VOID is used by ISO C Binding so funcs like c_f_pointer |
162 | can take any arg with the pointer attribute as a param. These are also | |
163 | used in the run-time library for IO. */ | |
ffa61a5e | 164 | typedef enum |
a11930ba | 165 | { BT_UNKNOWN = 0, BT_INTEGER, BT_LOGICAL, BT_REAL, BT_COMPLEX, |
45a69325 TB |
166 | BT_DERIVED, BT_CHARACTER, BT_CLASS, BT_PROCEDURE, BT_HOLLERITH, BT_VOID, |
167 | BT_ASSUMED | |
ffa61a5e | 168 | } |
a11930ba | 169 | bt; |