1 /* HOST_WIDE_INT definitions for the GNU compiler.
2 Copyright (C) 1998 Free Software Foundation, Inc.
4 This file is part of GCC.
6 Provide definitions for macros which depend on HOST_BITS_PER_INT
7 and HOST_BITS_PER_LONG. */
12 /* This describes the machine the compiler is hosted on. */
13 #define HOST_BITS_PER_CHAR CHAR_BIT
14 #define HOST_BITS_PER_SHORT (CHAR_BIT * SIZEOF_SHORT)
15 #define HOST_BITS_PER_INT (CHAR_BIT * SIZEOF_INT)
16 #define HOST_BITS_PER_LONG (CHAR_BIT * SIZEOF_LONG)
19 # define HOST_BITS_PER_LONGLONG (CHAR_BIT * SIZEOF_LONG_LONG)
22 # define HOST_BITS_PER_LONGLONG (CHAR_BIT * SIZEOF___INT64)
24 /* If we're here and we're GCC, assume this is stage 2+ of a bootstrap
25 and 'long long' has the width of the *target*'s long long. */
26 # if GCC_VERSION > 3000
27 # define HOST_BITS_PER_LONGLONG LONG_LONG_TYPE_SIZE
30 #endif /* no long long */
32 /* Find the largest host integer type and set its size and type. */
34 /* Use long long on the host if the target has a wider long type than
37 #if ! defined HOST_BITS_PER_WIDE_INT \
38 && defined HOST_BITS_PER_LONGLONG \
39 && (HOST_BITS_PER_LONGLONG > HOST_BITS_PER_LONG) \
40 && (defined (LONG_LONG_MAX) || defined (LONGLONG_MAX) \
41 || defined (LLONG_MAX) || defined (__GNUC__))
43 # ifdef MAX_LONG_TYPE_SIZE
44 # if MAX_LONG_TYPE_SIZE > HOST_BITS_PER_LONG
45 # define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG
46 # define HOST_WIDE_INT long long
49 # if LONG_TYPE_SIZE > HOST_BITS_PER_LONG
50 # define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG
51 # define HOST_WIDE_INT long long
57 #ifndef HOST_BITS_PER_WIDE_INT
59 # if HOST_BITS_PER_LONG > HOST_BITS_PER_INT
60 # define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONG
61 # define HOST_WIDE_INT long
63 # define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_INT
64 # define HOST_WIDE_INT int
67 #endif /* ! HOST_BITS_PER_WIDE_INT */
69 /* Provide defaults for the way to print a HOST_WIDE_INT
70 in various manners. */
72 #ifndef HOST_WIDE_INT_PRINT_DEC
73 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
74 # define HOST_WIDE_INT_PRINT_DEC "%d"
75 # define HOST_WIDE_INT_PRINT_DEC_C "%d"
77 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
78 # define HOST_WIDE_INT_PRINT_DEC "%ld"
79 # define HOST_WIDE_INT_PRINT_DEC_C "%ldL"
81 # define HOST_WIDE_INT_PRINT_DEC "%lld"
82 # define HOST_WIDE_INT_PRINT_DEC_C "%lldLL"
85 #endif /* ! HOST_WIDE_INT_PRINT_DEC */
87 #ifndef HOST_WIDE_INT_PRINT_UNSIGNED
88 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
89 # define HOST_WIDE_INT_PRINT_UNSIGNED "%u"
91 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
92 # define HOST_WIDE_INT_PRINT_UNSIGNED "%lu"
94 # define HOST_WIDE_INT_PRINT_UNSIGNED "%llu"
97 #endif /* ! HOST_WIDE_INT_PRINT_UNSIGNED */
99 #ifndef HOST_WIDE_INT_PRINT_HEX
100 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
101 # define HOST_WIDE_INT_PRINT_HEX "0x%x"
103 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
104 # define HOST_WIDE_INT_PRINT_HEX "0x%lx"
106 # define HOST_WIDE_INT_PRINT_HEX "0x%llx"
109 #endif /* ! HOST_WIDE_INT_PRINT_HEX */
111 #ifndef HOST_WIDE_INT_PRINT_DOUBLE_HEX
112 # if HOST_BITS_PER_WIDE_INT == 64
113 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
114 # define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%x%016x"
116 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
117 # define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%lx%016lx"
119 # define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%llx%016llx"
123 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_INT
124 # define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%x%08x"
126 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
127 # define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%lx%08lx"
129 # define HOST_WIDE_INT_PRINT_DOUBLE_HEX "0x%llx%08llx"
133 #endif /* ! HOST_WIDE_INT_PRINT_DOUBLE_HEX */
135 /* Find HOST_WIDEST_INT and set its bit size, type and print macros.
136 It will be the largest integer mode supported by the host which may
137 (or may not) be larger than HOST_WIDE_INT. */
139 #ifndef HOST_WIDEST_INT
140 #if defined HOST_BITS_PER_LONGLONG \
141 && HOST_BITS_PER_LONGLONG > HOST_BITS_PER_LONG
142 # define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_LONGLONG
143 # define HOST_WIDEST_INT long long
144 # define HOST_WIDEST_INT_PRINT_DEC "%lld"
145 # define HOST_WIDEST_INT_PRINT_UNSIGNED "%llu"
146 # define HOST_WIDEST_INT_PRINT_HEX "0x%llx"
148 # define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_LONG
149 # define HOST_WIDEST_INT long
150 # define HOST_WIDEST_INT_PRINT_DEC "%ld"
151 # define HOST_WIDEST_INT_PRINT_UNSIGNED "%lu"
152 # define HOST_WIDEST_INT_PRINT_HEX "0x%lx"
153 # endif /* long long wider than long */
154 #endif /* ! HOST_WIDEST_INT */
156 #endif /* ! GCC_HWINT_H */