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inittyp.c revision 1.24
      1 /*	$NetBSD: inittyp.c,v 1.24 2021/06/30 10:56:24 rillig Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1994, 1995 Jochen Pohl
      5  * All Rights Reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *      This product includes software developed by Jochen Pohl for
     18  *	The NetBSD Project.
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #if HAVE_NBTOOL_CONFIG_H
     35 #include "nbtool_config.h"
     36 #endif
     37 
     38 #include <sys/cdefs.h>
     39 #if defined(__RCSID) && !defined(lint)
     40 __RCSID("$NetBSD: inittyp.c,v 1.24 2021/06/30 10:56:24 rillig Exp $");
     41 #endif
     42 
     43 #include <limits.h>
     44 #include <stdlib.h>
     45 
     46 #include "lint.h"
     47 
     48 /* various type information */
     49 ttab_t	ttab[NTSPEC];
     50 
     51 #define INT_RSIZE	(/*CONSTCOND*/INTPTR_TSPEC == LONG ? 3 : 4)
     52 
     53 void
     54 inittyp(void)
     55 {
     56 	size_t	i;
     57 	static const struct {
     58 		tspec_t	it_tspec;
     59 		ttab_t	it_ttab;
     60 	} ittab[NTSPEC] = {
     61 #define typeinfo( \
     62 	    tspec, signed_type, unsigned_type, \
     63 	    size_in_bits, portable_size_in_bits, \
     64 	    in, un, fl, ar, sc, co, name) \
     65 	{ \
     66 	    tspec, { \
     67 		size_in_bits, portable_size_in_bits, \
     68 		signed_type, unsigned_type, \
     69 		(in) > 0, (un) > 0, (fl) > 0, (ar) > 0, (sc) > 0, (co) > 0, \
     70 		name, \
     71 	    } \
     72 	}
     73 		typeinfo(SIGNED, SIGNED, UNSIGN, 0, 0,
     74 		    0, 0, 0, 0, 0, 0, "signed"),
     75 		typeinfo(UNSIGN, SIGNED, UNSIGN, 0, 0,
     76 		    0, 0, 0, 0, 0, 0, "unsigned"),
     77 		typeinfo(BOOL, BOOL, BOOL, CHAR_SIZE, 1,
     78 		    1, 1, 0, 1, 1, 0, "_Bool"),
     79 		typeinfo(CHAR, SCHAR, UCHAR, CHAR_SIZE, 8,
     80 		    1, /*CONSTCOND*/ TARG_CHAR_MIN == 0 ? 1 : 0,
     81 		    /* */ 0, 1, 1, 0, "char"),
     82 		typeinfo(SCHAR, SCHAR, UCHAR, CHAR_SIZE, 8,
     83 		    1, 0, 0, 1, 1, 0, "signed char"),
     84 		typeinfo(UCHAR, SCHAR, UCHAR, CHAR_SIZE, 8,
     85 		    1, 1, 0, 1, 1, 0, "unsigned char"),
     86 		typeinfo(SHORT, SHORT, USHORT, SHORT_SIZE, 16,
     87 		    1, 0, 0, 1, 1, 0, "short"),
     88 		typeinfo(USHORT, SHORT, USHORT, SHORT_SIZE, 16,
     89 		    1, 1, 0, 1, 1, 0, "unsigned short"),
     90 		typeinfo(INT, INT, UINT, INT_SIZE, INT_RSIZE * 8,
     91 		    1, 0, 0, 1, 1, 0, "int"),
     92 		typeinfo(UINT, INT, UINT, INT_SIZE, INT_RSIZE * 8,
     93 		    1, 1, 0, 1, 1, 0, "unsigned int"),
     94 		typeinfo(LONG, LONG, ULONG, LONG_SIZE, 32,
     95 		    1, 0, 0, 1, 1, 0, "long"),
     96 		typeinfo(ULONG, LONG, ULONG, LONG_SIZE, 32,
     97 		    1, 1, 0, 1, 1, 0, "unsigned long"),
     98 		typeinfo(QUAD, QUAD, UQUAD, QUAD_SIZE, 64,
     99 		    1, 0, 0, 1, 1, 0, "long long"),
    100 		typeinfo(UQUAD, QUAD, UQUAD, QUAD_SIZE, 64,
    101 		    1, 1, 0, 1, 1, 0, "unsigned long long"),
    102 #ifdef INT128_SIZE
    103 		typeinfo(INT128, INT128, UINT128, INT128_SIZE, 128,
    104 		    1, 0, 0, 1, 1, 0, "__int128_t"),
    105 		typeinfo(UINT128, INT128, UINT128, INT128_SIZE, 128,
    106 		    1, 1, 0, 1, 1, 0, "__uint128_t"),
    107 #endif
    108 		typeinfo(FLOAT, FLOAT, FLOAT, FLOAT_SIZE, 32,
    109 		    0, 0, 1, 1, 1, 0, "float"),
    110 		typeinfo(DOUBLE, DOUBLE, DOUBLE, DOUBLE_SIZE, 64,
    111 		    0, 0, 1, 1, 1, 0, "double"),
    112 		typeinfo(LDOUBLE, LDOUBLE, LDOUBLE, LDOUBLE_SIZE, 80,
    113 		    0, 0, 1, 1, 1, 0, "long double"),
    114 		typeinfo(FCOMPLEX, FCOMPLEX, FCOMPLEX, FLOAT_SIZE * 2, 32 * 2,
    115 		    0, 0, 1, 1, 1, 1, "float _Complex"),
    116 		typeinfo(DCOMPLEX, DCOMPLEX, DCOMPLEX, DOUBLE_SIZE * 2, 64 * 2,
    117 		    0, 0, 1, 1, 1, 1, "double _Complex"),
    118 		typeinfo(LCOMPLEX, LCOMPLEX, LCOMPLEX,
    119 		    LDOUBLE_SIZE * 2, 80 * 2,
    120 		    0, 0, 1, 1, 1, 1, "long double _Complex"),
    121 		typeinfo(VOID, VOID, VOID, -1, -1,
    122 		    0, 0, 0, 0, 0, 0, "void"),
    123 		typeinfo(STRUCT, STRUCT, STRUCT, -1, -1,
    124 		    0, 0, 0, 0, 0, 0, "struct"),
    125 		typeinfo(UNION, UNION, UNION, -1, -1,
    126 		    0, 0, 0, 0, 0, 0, "union"),
    127 		typeinfo(ENUM, ENUM, ENUM, ENUM_SIZE, 24,
    128 		    1, 0, 0, 1, 1, 0, "enum"),
    129 		typeinfo(PTR, PTR, PTR, PTR_SIZE, 32,
    130 		    0, 1, 0, 0, 1, 0, "pointer"),
    131 		typeinfo(ARRAY, ARRAY, ARRAY, -1, -1,
    132 		    0, 0, 0, 0, 0, 0, "array"),
    133 		typeinfo(FUNC, FUNC, FUNC, -1, -1,
    134 		    0, 0, 0, 0, 0, 0, "function"),
    135 #undef typeinfo
    136 	};
    137 
    138 	for (i = 0; i < sizeof(ittab) / sizeof(ittab[0]); i++)
    139 		ttab[ittab[i].it_tspec] = ittab[i].it_ttab;
    140 	if (!pflag) {
    141 		for (i = 0; i < NTSPEC; i++)
    142 			ttab[i].tt_portable_size_in_bits =
    143 			    ttab[i].tt_size_in_bits;
    144 	}
    145 	if (Tflag) {
    146 		ttab[BOOL].tt_is_integer = false;
    147 		ttab[BOOL].tt_is_uinteger = false;
    148 		ttab[BOOL].tt_is_arithmetic = false;
    149 	}
    150 }
    151