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[src/trunk]: src/usr.bin/xlint/common lint: make initialization of the basic ...



details:   https://anonhg.NetBSD.org/src/rev/2990816c6e33
branches:  trunk
changeset: 985699:2990816c6e33
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Sep 04 15:39:41 2021 +0000

description:
lint: make initialization of the basic types table simpler

No functional change.

diffstat:

 usr.bin/xlint/common/inittyp.c |  163 +++++++++++++++++++---------------------
 1 files changed, 76 insertions(+), 87 deletions(-)

diffs (196 lines):

diff -r 8af6b6316cd4 -r 2990816c6e33 usr.bin/xlint/common/inittyp.c
--- a/usr.bin/xlint/common/inittyp.c    Sat Sep 04 15:13:00 2021 +0000
+++ b/usr.bin/xlint/common/inittyp.c    Sat Sep 04 15:39:41 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: inittyp.c,v 1.28 2021/09/04 14:07:51 rillig Exp $      */
+/*     $NetBSD: inittyp.c,v 1.29 2021/09/04 15:39:41 rillig Exp $      */
 
 /*
  * Copyright (c) 1994, 1995 Jochen Pohl
@@ -37,7 +37,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: inittyp.c,v 1.28 2021/09/04 14:07:51 rillig Exp $");
+__RCSID("$NetBSD: inittyp.c,v 1.29 2021/09/04 15:39:41 rillig Exp $");
 #endif
 
 #if defined(IS_LINT1)
@@ -46,103 +46,92 @@
 #include "lint2.h"
 #endif
 
+#define INT_RSIZE      (/*CONSTCOND*/INTPTR_TSPEC == LONG ? 3 : 4)
+
+#define typeinfo( \
+           name, signed_type, unsigned_type, \
+           size_in_bits, portable_size_in_bits, \
+           is_integer, is_unsigned, is_floating, is_arithmetic, \
+           is_scalar, is_complex) \
+       { \
+               size_in_bits, portable_size_in_bits, \
+               signed_type, unsigned_type, \
+               (is_integer) > 0, (is_unsigned) > 0, (is_floating) > 0, \
+               (is_arithmetic) > 0, (is_scalar) > 0, (is_complex) > 0, \
+               name, \
+       }
+
 /* various type information */
-ttab_t ttab[NTSPEC];
-
-#define INT_RSIZE      (/*CONSTCOND*/INTPTR_TSPEC == LONG ? 3 : 4)
+ttab_t ttab[NTSPEC] = {
+       typeinfo(NULL, NOTSPEC, NOTSPEC, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("signed", SIGNED, UNSIGN, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("unsigned", SIGNED, UNSIGN, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("_Bool", BOOL, BOOL, CHAR_SIZE,
+           1, 1, 1, 0, 1, 1, 0),
+       typeinfo("char", SCHAR, UCHAR, CHAR_SIZE, 8,
+           1, /*CONSTCOND*/ TARG_CHAR_MIN == 0 ? 1 : 0, 0, 1, 1, 0),
+       typeinfo("signed char", SCHAR, UCHAR, CHAR_SIZE, 8,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("unsigned char", SCHAR, UCHAR, CHAR_SIZE, 8,
+           1, 1, 0, 1, 1, 0),
+       typeinfo("short", SHORT, USHORT, SHORT_SIZE, 16,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("unsigned short", SHORT, USHORT, SHORT_SIZE, 16,
+           1, 1, 0, 1, 1, 0),
+       typeinfo("int", INT, UINT, INT_SIZE, INT_RSIZE * 8,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("unsigned int", INT, UINT, INT_SIZE, INT_RSIZE * 8,
+           1, 1, 0, 1, 1, 0),
+       typeinfo("long", LONG, ULONG, LONG_SIZE, 32,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("unsigned long", LONG, ULONG, LONG_SIZE, 32,
+           1, 1, 0, 1, 1, 0),
+       typeinfo("long long", QUAD, UQUAD, QUAD_SIZE, 64,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("unsigned long long", QUAD, UQUAD, QUAD_SIZE, 64,
+           1, 1, 0, 1, 1, 0),
+#ifdef INT128_SIZE
+       typeinfo("__int128_t", INT128, UINT128, INT128_SIZE, 128,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("__uint128_t", INT128, UINT128, INT128_SIZE, 128,
+           1, 1, 0, 1, 1, 0),
+#endif
+       typeinfo("float", FLOAT, FLOAT, FLOAT_SIZE, 32,
+           0, 0, 1, 1, 1, 0),
+       typeinfo("double", DOUBLE, DOUBLE, DOUBLE_SIZE, 64,
+           0, 0, 1, 1, 1, 0),
+       typeinfo("long double", LDOUBLE, LDOUBLE, LDOUBLE_SIZE, 80,
+           0, 0, 1, 1, 1, 0),
+       typeinfo("void", VOID, VOID, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("struct", STRUCT, STRUCT, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("union", UNION, UNION, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("enum", ENUM, ENUM, ENUM_SIZE, 24,
+           1, 0, 0, 1, 1, 0),
+       typeinfo("pointer", PTR, PTR, PTR_SIZE, 32,
+           0, 1, 0, 0, 1, 0),
+       typeinfo("array", ARRAY, ARRAY, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("function", FUNC, FUNC, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo(NULL, NOTSPEC, NOTSPEC, 0, 0, 0, 0, 0, 0, 0, 0),
+       typeinfo("float _Complex", FCOMPLEX, FCOMPLEX,
+           FLOAT_SIZE * 2, 32 * 2, 0, 0, 1, 1, 1, 1),
+       typeinfo("double _Complex", DCOMPLEX, DCOMPLEX,
+           DOUBLE_SIZE * 2, 64 * 2, 0, 0, 1, 1, 1, 1),
+       typeinfo("long double _Complex", LCOMPLEX, LCOMPLEX,
+           LDOUBLE_SIZE * 2, 80 * 2, 0, 0, 1, 1, 1, 1),
+};
+#undef typeinfo
 
 void
 inittyp(void)
 {
        size_t  i;
-       static const struct {
-               tspec_t it_tspec;
-               ttab_t  it_ttab;
-       } ittab[NTSPEC] = {
-#define typeinfo( \
-           tspec, signed_type, unsigned_type, \
-           size_in_bits, portable_size_in_bits, \
-           in, un, fl, ar, sc, co, name) \
-       { \
-           tspec, { \
-               size_in_bits, portable_size_in_bits, \
-               signed_type, unsigned_type, \
-               (in) > 0, (un) > 0, (fl) > 0, (ar) > 0, (sc) > 0, (co) > 0, \
-               name, \
-           } \
-       }
-               typeinfo(SIGNED, SIGNED, UNSIGN, 0, 0,
-                   0, 0, 0, 0, 0, 0, "signed"),
-               typeinfo(UNSIGN, SIGNED, UNSIGN, 0, 0,
-                   0, 0, 0, 0, 0, 0, "unsigned"),
-               typeinfo(BOOL, BOOL, BOOL, CHAR_SIZE, 1,
-                   1, 1, 0, 1, 1, 0, "_Bool"),
-               typeinfo(CHAR, SCHAR, UCHAR, CHAR_SIZE, 8,
-                   1, /*CONSTCOND*/ TARG_CHAR_MIN == 0 ? 1 : 0,
-                   /* */ 0, 1, 1, 0, "char"),
-               typeinfo(SCHAR, SCHAR, UCHAR, CHAR_SIZE, 8,
-                   1, 0, 0, 1, 1, 0, "signed char"),
-               typeinfo(UCHAR, SCHAR, UCHAR, CHAR_SIZE, 8,
-                   1, 1, 0, 1, 1, 0, "unsigned char"),
-               typeinfo(SHORT, SHORT, USHORT, SHORT_SIZE, 16,
-                   1, 0, 0, 1, 1, 0, "short"),
-               typeinfo(USHORT, SHORT, USHORT, SHORT_SIZE, 16,
-                   1, 1, 0, 1, 1, 0, "unsigned short"),
-               typeinfo(INT, INT, UINT, INT_SIZE, INT_RSIZE * 8,
-                   1, 0, 0, 1, 1, 0, "int"),
-               typeinfo(UINT, INT, UINT, INT_SIZE, INT_RSIZE * 8,
-                   1, 1, 0, 1, 1, 0, "unsigned int"),
-               typeinfo(LONG, LONG, ULONG, LONG_SIZE, 32,
-                   1, 0, 0, 1, 1, 0, "long"),
-               typeinfo(ULONG, LONG, ULONG, LONG_SIZE, 32,
-                   1, 1, 0, 1, 1, 0, "unsigned long"),
-               typeinfo(QUAD, QUAD, UQUAD, QUAD_SIZE, 64,
-                   1, 0, 0, 1, 1, 0, "long long"),
-               typeinfo(UQUAD, QUAD, UQUAD, QUAD_SIZE, 64,
-                   1, 1, 0, 1, 1, 0, "unsigned long long"),
-#ifdef INT128_SIZE
-               typeinfo(INT128, INT128, UINT128, INT128_SIZE, 128,
-                   1, 0, 0, 1, 1, 0, "__int128_t"),
-               typeinfo(UINT128, INT128, UINT128, INT128_SIZE, 128,
-                   1, 1, 0, 1, 1, 0, "__uint128_t"),
-#endif
-               typeinfo(FLOAT, FLOAT, FLOAT, FLOAT_SIZE, 32,
-                   0, 0, 1, 1, 1, 0, "float"),
-               typeinfo(DOUBLE, DOUBLE, DOUBLE, DOUBLE_SIZE, 64,
-                   0, 0, 1, 1, 1, 0, "double"),
-               typeinfo(LDOUBLE, LDOUBLE, LDOUBLE, LDOUBLE_SIZE, 80,
-                   0, 0, 1, 1, 1, 0, "long double"),
-               typeinfo(VOID, VOID, VOID, 0, 0,
-                   0, 0, 0, 0, 0, 0, "void"),
-               typeinfo(STRUCT, STRUCT, STRUCT, 0, 0,
-                   0, 0, 0, 0, 0, 0, "struct"),
-               typeinfo(UNION, UNION, UNION, 0, 0,
-                   0, 0, 0, 0, 0, 0, "union"),
-               typeinfo(ENUM, ENUM, ENUM, ENUM_SIZE, 24,
-                   1, 0, 0, 1, 1, 0, "enum"),
-               typeinfo(PTR, PTR, PTR, PTR_SIZE, 32,
-                   0, 1, 0, 0, 1, 0, "pointer"),
-               typeinfo(ARRAY, ARRAY, ARRAY, 0, 0,
-                   0, 0, 0, 0, 0, 0, "array"),
-               typeinfo(FUNC, FUNC, FUNC, 0, 0,
-                   0, 0, 0, 0, 0, 0, "function"),
-               typeinfo(FCOMPLEX, FCOMPLEX, FCOMPLEX, FLOAT_SIZE * 2, 32 * 2,
-                   0, 0, 1, 1, 1, 1, "float _Complex"),
-               typeinfo(DCOMPLEX, DCOMPLEX, DCOMPLEX, DOUBLE_SIZE * 2, 64 * 2,
-                   0, 0, 1, 1, 1, 1, "double _Complex"),
-               typeinfo(LCOMPLEX, LCOMPLEX, LCOMPLEX,
-                   LDOUBLE_SIZE * 2, 80 * 2,
-                   0, 0, 1, 1, 1, 1, "long double _Complex"),
-#undef typeinfo
-       };
 
-       for (i = 0; i < sizeof(ittab) / sizeof(ittab[0]); i++)
-               ttab[ittab[i].it_tspec] = ittab[i].it_ttab;
        if (!pflag) {
                for (i = 0; i < NTSPEC; i++)
                        ttab[i].tt_portable_size_in_bits =
                            ttab[i].tt_size_in_bits;
        }
+
        if (Tflag) {
                ttab[BOOL].tt_is_integer = false;
                ttab[BOOL].tt_is_uinteger = false;



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