1 /****************************************************************************
3 * GNAT COMPILER COMPONENTS *
10 * Copyright (C) 1992-2001 Free Software Foundation, Inc. *
12 * GNAT is free software; you can redistribute it and/or modify it under *
13 * terms of the GNU General Public License as published by the Free Soft- *
14 * ware Foundation; either version 2, or (at your option) any later ver- *
15 * sion. GNAT is distributed in the hope that it will be useful, but WITH- *
16 * OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY *
17 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
18 * for more details. You should have received a copy of the GNU General *
19 * Public License distributed with GNAT; see file COPYING. If not, write *
20 * to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, *
21 * MA 02111-1307, USA. *
23 * As a special exception, if you link this file with other files to *
24 * produce an executable, this file does not by itself cause the resulting *
25 * executable to be covered by the GNU General Public License. This except- *
26 * ion does not however invalidate any other reasons why the executable *
27 * file might be covered by the GNU Public License. *
29 * GNAT was originally developed by the GNAT team at New York University. *
30 * Extensive contributions were provided by Ada Core Technologies Inc. *
32 ****************************************************************************/
34 /* Functions for retrieving target types. See Ada package Get_Targ */
38 #include "coretypes.h"
59 /* If we don't have a specific size for Ada's equivalent of `long', use that
61 #ifndef ADA_LONG_TYPE_SIZE
62 #define ADA_LONG_TYPE_SIZE LONG_TYPE_SIZE
65 #ifndef WIDEST_HARDWARE_FP_SIZE
66 #define WIDEST_HARDWARE_FP_SIZE LONG_DOUBLE_TYPE_SIZE
69 /* The following provide a functional interface for the front end Ada code
70 to determine the sizes that are used for various C types. */
73 get_target_bits_per_unit ()
79 get_target_bits_per_word ()
85 get_target_char_size ()
87 return CHAR_TYPE_SIZE
;
91 get_target_wchar_t_size ()
93 /* We never want wide chacters less than "short" in Ada. */
94 return MAX (SHORT_TYPE_SIZE
, WCHAR_TYPE_SIZE
);
98 get_target_short_size ()
100 return SHORT_TYPE_SIZE
;
104 get_target_int_size ()
106 return INT_TYPE_SIZE
;
110 get_target_long_size ()
112 return ADA_LONG_TYPE_SIZE
;
116 get_target_long_long_size ()
118 return LONG_LONG_TYPE_SIZE
;
122 get_target_float_size ()
124 return FLOAT_TYPE_SIZE
;
128 get_target_double_size ()
130 return DOUBLE_TYPE_SIZE
;
134 get_target_long_double_size ()
136 return WIDEST_HARDWARE_FP_SIZE
;
140 get_target_pointer_size ()
146 get_target_maximum_alignment ()
148 return BIGGEST_ALIGNMENT
/ BITS_PER_UNIT
;
152 get_target_no_dollar_in_label ()
154 #ifdef NO_DOLLAR_IN_LABEL
161 #ifndef FLOAT_WORDS_BIG_ENDIAN
162 #define FLOAT_WORDS_BIG_ENDIAN WORDS_BIG_ENDIAN
166 get_float_words_be ()
168 return FLOAT_WORDS_BIG_ENDIAN
;
174 return WORDS_BIG_ENDIAN
;
180 return BYTES_BIG_ENDIAN
;
186 return BITS_BIG_ENDIAN
;
190 get_strict_alignment ()
192 return STRICT_ALIGNMENT
;