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6de9cd9a | 1 | /* Header for Fortran 95 types backend support. |
710a179f TS |
2 | Copyright (C) 2002, 2003, 2004, 2005, 2007 Free Software Foundation, |
3 | Inc. | |
6de9cd9a DN |
4 | Contributed by Paul Brook <paul@nowt.org> |
5 | and Steven Bosscher <s.bosscher@student.tudelft.nl> | |
6 | ||
9fc4d79b | 7 | This file is part of GCC. |
6de9cd9a | 8 | |
9fc4d79b TS |
9 | GCC is free software; you can redistribute it and/or modify it under |
10 | the terms of the GNU General Public License as published by the Free | |
11 | Software Foundation; either version 2, or (at your option) any later | |
12 | version. | |
6de9cd9a | 13 | |
9fc4d79b TS |
14 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
15 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
16 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
17 | for more details. | |
6de9cd9a DN |
18 | |
19 | You should have received a copy of the GNU General Public License | |
9fc4d79b | 20 | along with GCC; see the file COPYING. If not, write to the Free |
ab57747b KC |
21 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
22 | 02110-1301, USA. */ | |
6de9cd9a DN |
23 | |
24 | ||
25 | #ifndef GFC_BACKEND_H | |
26 | #define GFC_BACKEND_H | |
27 | ||
6de9cd9a DN |
28 | #define GFC_DTYPE_RANK_MASK 0x07 |
29 | #define GFC_DTYPE_TYPE_SHIFT 3 | |
30 | #define GFC_DTYPE_TYPE_MASK 0x38 | |
31 | #define GFC_DTYPE_SIZE_SHIFT 6 | |
32 | ||
33 | enum | |
34 | { | |
35 | GFC_DTYPE_UNKNOWN = 0, | |
36 | GFC_DTYPE_INTEGER, | |
37 | GFC_DTYPE_LOGICAL, | |
38 | GFC_DTYPE_REAL, | |
39 | GFC_DTYPE_COMPLEX, | |
40 | GFC_DTYPE_DERIVED, | |
41 | GFC_DTYPE_CHARACTER | |
42 | }; | |
43 | ||
6de9cd9a | 44 | extern GTY(()) tree gfc_array_index_type; |
7e6de2a5 | 45 | extern GTY(()) tree gfc_array_range_type; |
e2cad04b | 46 | extern GTY(()) tree gfc_character1_type_node; |
6de9cd9a DN |
47 | extern GTY(()) tree ppvoid_type_node; |
48 | extern GTY(()) tree pvoid_type_node; | |
49 | extern GTY(()) tree pchar_type_node; | |
7e6de2a5 | 50 | |
d7177ab2 TS |
51 | /* This is the type used to hold the lengths of character variables. |
52 | It must be the same as the corresponding definition in gfortran.h. */ | |
da17f559 PB |
53 | /* TODO: This is still hardcoded as kind=4 in some bits of the compiler |
54 | and runtime library. */ | |
d7177ab2 | 55 | extern GTY(()) tree gfc_charlen_type_node; |
6de9cd9a | 56 | |
6de9cd9a DN |
57 | /* be-function.c */ |
58 | void gfc_convert_function_code (gfc_namespace *); | |
59 | ||
60 | /* trans-types.c */ | |
5e8e542f | 61 | void gfc_init_kinds (void); |
6de9cd9a DN |
62 | void gfc_init_types (void); |
63 | ||
64 | tree gfc_get_int_type (int); | |
65 | tree gfc_get_real_type (int); | |
66 | tree gfc_get_complex_type (int); | |
67 | tree gfc_get_logical_type (int); | |
68 | tree gfc_get_character_type (int, gfc_charlen *); | |
40f20186 | 69 | tree gfc_get_character_type_len (int, tree); |
6de9cd9a DN |
70 | |
71 | tree gfc_sym_type (gfc_symbol *); | |
72 | tree gfc_typenode_for_spec (gfc_typespec *); | |
73 | ||
74 | tree gfc_get_function_type (gfc_symbol *); | |
75 | ||
76 | tree gfc_type_for_size (unsigned, int); | |
77 | tree gfc_type_for_mode (enum machine_mode, int); | |
78 | tree gfc_unsigned_type (tree); | |
79 | tree gfc_signed_type (tree); | |
6de9cd9a DN |
80 | |
81 | tree gfc_get_element_type (tree); | |
82 | tree gfc_get_array_type_bounds (tree, int, tree *, tree *, int); | |
83 | tree gfc_get_nodesc_array_type (tree, gfc_array_spec *, int); | |
84 | ||
85 | /* Add a field of given name and type to a UNION_TYPE or RECORD_TYPE. */ | |
86 | tree gfc_add_field_to_struct (tree *, tree, tree, tree); | |
87 | ||
88 | /* Layout and output debugging info for a type. */ | |
89 | void gfc_finish_type (tree); | |
90 | ||
91 | /* Some functions have an extra parameter for the return value. */ | |
92 | int gfc_return_by_reference (gfc_symbol *); | |
93 | ||
94 | /* Returns true if the array sym does not require a descriptor. */ | |
95 | int gfc_is_nodesc_array (gfc_symbol *); | |
96 | ||
40b026d8 PB |
97 | /* Return the DTYPE for an array. */ |
98 | tree gfc_get_dtype (tree); | |
99 | ||
6de9cd9a | 100 | #endif |