| 1 |
12 |
jlechner |
/* Copyright (C) 2001, 2002, 2004, 2005 Free Software Foundation, Inc.
|
| 2 |
|
|
Contributed by Joseph Myers .
|
| 3 |
|
|
|
| 4 |
|
|
This file is part of GCC.
|
| 5 |
|
|
|
| 6 |
|
|
GCC is free software; you can redistribute it and/or modify it under
|
| 7 |
|
|
the terms of the GNU General Public License as published by the Free
|
| 8 |
|
|
Software Foundation; either version 2, or (at your option) any later
|
| 9 |
|
|
version.
|
| 10 |
|
|
|
| 11 |
|
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
| 12 |
|
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
| 13 |
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
| 14 |
|
|
for more details.
|
| 15 |
|
|
|
| 16 |
|
|
You should have received a copy of the GNU General Public License
|
| 17 |
|
|
along with GCC; see the file COPYING. If not, write to the Free
|
| 18 |
|
|
Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
|
| 19 |
|
|
02110-1301, USA. */
|
| 20 |
|
|
|
| 21 |
|
|
/* This header provides a declarative way of describing the attributes
|
| 22 |
|
|
that are applied to some functions by default.
|
| 23 |
|
|
|
| 24 |
|
|
Before including this header, you must define the following macros.
|
| 25 |
|
|
In each case where there is an ENUM, it is an identifier used to
|
| 26 |
|
|
reference the tree in subsequent definitions.
|
| 27 |
|
|
|
| 28 |
|
|
DEF_ATTR_NULL_TREE (ENUM)
|
| 29 |
|
|
|
| 30 |
|
|
Constructs a NULL_TREE.
|
| 31 |
|
|
|
| 32 |
|
|
DEF_ATTR_INT (ENUM, VALUE)
|
| 33 |
|
|
|
| 34 |
|
|
Constructs an INTEGER_CST with value VALUE (an integer representable
|
| 35 |
|
|
in HOST_WIDE_INT).
|
| 36 |
|
|
|
| 37 |
|
|
DEF_ATTR_IDENT (ENUM, STRING)
|
| 38 |
|
|
|
| 39 |
|
|
Constructs an IDENTIFIER_NODE for STRING.
|
| 40 |
|
|
|
| 41 |
|
|
DEF_ATTR_TREE_LIST (ENUM, PURPOSE, VALUE, CHAIN)
|
| 42 |
|
|
|
| 43 |
|
|
Constructs a TREE_LIST with given PURPOSE, VALUE and CHAIN (given
|
| 44 |
|
|
as previous ENUM names). */
|
| 45 |
|
|
|
| 46 |
|
|
DEF_ATTR_NULL_TREE (ATTR_NULL)
|
| 47 |
|
|
|
| 48 |
|
|
/* Construct a tree for a given integer and a list containing it. */
|
| 49 |
|
|
#define DEF_ATTR_FOR_INT(VALUE) \
|
| 50 |
|
|
DEF_ATTR_INT (ATTR_##VALUE, VALUE) \
|
| 51 |
|
|
DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE, ATTR_NULL, \
|
| 52 |
|
|
ATTR_##VALUE, ATTR_NULL)
|
| 53 |
|
|
DEF_ATTR_FOR_INT (0)
|
| 54 |
|
|
DEF_ATTR_FOR_INT (1)
|
| 55 |
|
|
DEF_ATTR_FOR_INT (2)
|
| 56 |
|
|
DEF_ATTR_FOR_INT (3)
|
| 57 |
|
|
DEF_ATTR_FOR_INT (4)
|
| 58 |
|
|
DEF_ATTR_FOR_INT (5)
|
| 59 |
|
|
DEF_ATTR_FOR_INT (6)
|
| 60 |
|
|
#undef DEF_ATTR_FOR_INT
|
| 61 |
|
|
|
| 62 |
|
|
/* Construct a tree for a list of two integers. */
|
| 63 |
|
|
#define DEF_LIST_INT_INT(VALUE1, VALUE2) \
|
| 64 |
|
|
DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE1##_##VALUE2, ATTR_NULL, \
|
| 65 |
|
|
ATTR_##VALUE1, ATTR_LIST_##VALUE2)
|
| 66 |
|
|
DEF_LIST_INT_INT (1,0)
|
| 67 |
|
|
DEF_LIST_INT_INT (1,2)
|
| 68 |
|
|
DEF_LIST_INT_INT (2,0)
|
| 69 |
|
|
DEF_LIST_INT_INT (2,3)
|
| 70 |
|
|
DEF_LIST_INT_INT (3,0)
|
| 71 |
|
|
DEF_LIST_INT_INT (3,4)
|
| 72 |
|
|
DEF_LIST_INT_INT (4,0)
|
| 73 |
|
|
DEF_LIST_INT_INT (4,5)
|
| 74 |
|
|
DEF_LIST_INT_INT (5,0)
|
| 75 |
|
|
DEF_LIST_INT_INT (5,6)
|
| 76 |
|
|
#undef DEF_LIST_INT_INT
|
| 77 |
|
|
|
| 78 |
|
|
/* Construct trees for identifiers. */
|
| 79 |
|
|
DEF_ATTR_IDENT (ATTR_CONST, "const")
|
| 80 |
|
|
DEF_ATTR_IDENT (ATTR_FORMAT, "format")
|
| 81 |
|
|
DEF_ATTR_IDENT (ATTR_FORMAT_ARG, "format_arg")
|
| 82 |
|
|
DEF_ATTR_IDENT (ATTR_MALLOC, "malloc")
|
| 83 |
|
|
DEF_ATTR_IDENT (ATTR_NONNULL, "nonnull")
|
| 84 |
|
|
DEF_ATTR_IDENT (ATTR_NORETURN, "noreturn")
|
| 85 |
|
|
DEF_ATTR_IDENT (ATTR_NOTHROW, "nothrow")
|
| 86 |
|
|
DEF_ATTR_IDENT (ATTR_PRINTF, "printf")
|
| 87 |
|
|
DEF_ATTR_IDENT (ATTR_ASM_FPRINTF, "asm_fprintf")
|
| 88 |
|
|
DEF_ATTR_IDENT (ATTR_GCC_DIAG, "gcc_diag")
|
| 89 |
|
|
DEF_ATTR_IDENT (ATTR_GCC_CDIAG, "gcc_cdiag")
|
| 90 |
|
|
DEF_ATTR_IDENT (ATTR_GCC_CXXDIAG, "gcc_cxxdiag")
|
| 91 |
|
|
DEF_ATTR_IDENT (ATTR_PURE, "pure")
|
| 92 |
|
|
DEF_ATTR_IDENT (ATTR_NOVOPS, "no vops")
|
| 93 |
|
|
DEF_ATTR_IDENT (ATTR_SCANF, "scanf")
|
| 94 |
|
|
DEF_ATTR_IDENT (ATTR_SENTINEL, "sentinel")
|
| 95 |
|
|
DEF_ATTR_IDENT (ATTR_STRFMON, "strfmon")
|
| 96 |
|
|
DEF_ATTR_IDENT (ATTR_STRFTIME, "strftime")
|
| 97 |
|
|
|
| 98 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LIST, ATTR_NOVOPS, ATTR_NULL, ATTR_NULL)
|
| 99 |
|
|
|
| 100 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LIST, ATTR_NOTHROW, ATTR_NULL, ATTR_NULL)
|
| 101 |
|
|
|
| 102 |
|
|
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LIST, ATTR_CONST, \
|
| 103 |
|
|
ATTR_NULL, ATTR_NOTHROW_LIST)
|
| 104 |
|
|
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LIST, ATTR_PURE, \
|
| 105 |
|
|
ATTR_NULL, ATTR_NOTHROW_LIST)
|
| 106 |
|
|
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NOVOPS_LIST, ATTR_NOVOPS, \
|
| 107 |
|
|
ATTR_NULL, ATTR_PURE_NOTHROW_LIST)
|
| 108 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LIST, ATTR_NORETURN, \
|
| 109 |
|
|
ATTR_NULL, ATTR_NOTHROW_LIST)
|
| 110 |
|
|
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC, \
|
| 111 |
|
|
ATTR_NULL, ATTR_NOTHROW_LIST)
|
| 112 |
|
|
DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LIST, ATTR_SENTINEL, \
|
| 113 |
|
|
ATTR_NULL, ATTR_NOTHROW_LIST)
|
| 114 |
|
|
|
| 115 |
|
|
/* Functions whose pointer parameter(s) are all nonnull. */
|
| 116 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NONNULL_LIST, ATTR_NONNULL, ATTR_NULL, ATTR_NULL)
|
| 117 |
|
|
/* Functions whose first parameter is a nonnull pointer. */
|
| 118 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL)
|
| 119 |
|
|
/* Functions whose second parameter is a nonnull pointer. */
|
| 120 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, ATTR_NULL)
|
| 121 |
|
|
/* Nothrow functions with the sentinel(1) attribute. */
|
| 122 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_SENTINEL_1, ATTR_SENTINEL, ATTR_LIST_1, \
|
| 123 |
|
|
ATTR_NOTHROW_LIST)
|
| 124 |
|
|
/* Nothrow functions whose pointer parameter(s) are all nonnull. */
|
| 125 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL, ATTR_NONNULL, ATTR_NULL, \
|
| 126 |
|
|
ATTR_NOTHROW_LIST)
|
| 127 |
|
|
/* Nothrow functions whose first parameter is a nonnull pointer. */
|
| 128 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, \
|
| 129 |
|
|
ATTR_NOTHROW_LIST)
|
| 130 |
|
|
/* Nothrow functions whose second parameter is a nonnull pointer. */
|
| 131 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, \
|
| 132 |
|
|
ATTR_NOTHROW_LIST)
|
| 133 |
|
|
/* Nothrow functions whose third parameter is a nonnull pointer. */
|
| 134 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, \
|
| 135 |
|
|
ATTR_NOTHROW_LIST)
|
| 136 |
|
|
/* Nothrow functions whose fourth parameter is a nonnull pointer. */
|
| 137 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_4, ATTR_NONNULL, ATTR_LIST_4, \
|
| 138 |
|
|
ATTR_NOTHROW_LIST)
|
| 139 |
|
|
/* Nothrow functions whose fifth parameter is a nonnull pointer. */
|
| 140 |
|
|
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_5, ATTR_NONNULL, ATTR_LIST_5, \
|
| 141 |
|
|
ATTR_NOTHROW_LIST)
|
| 142 |
|
|
/* Nothrow const functions whose pointer parameter(s) are all nonnull. */
|
| 143 |
|
|
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL, ATTR_CONST, ATTR_NULL, \
|
| 144 |
|
|
ATTR_NOTHROW_NONNULL)
|
| 145 |
|
|
/* Nothrow pure functions whose pointer parameter(s) are all nonnull. */
|
| 146 |
|
|
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL, ATTR_PURE, ATTR_NULL, \
|
| 147 |
|
|
ATTR_NOTHROW_NONNULL)
|
| 148 |
|
|
/* Nothrow malloc functions whose pointer parameter(s) are all nonnull. */
|
| 149 |
|
|
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \
|
| 150 |
|
|
ATTR_NOTHROW_NONNULL)
|
| 151 |
|
|
|
| 152 |
|
|
/* Construct a tree for a format attribute. */
|
| 153 |
|
|
#define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES) \
|
| 154 |
|
|
DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
|
| 155 |
|
|
ATTR_##TYPE, ATTR_LIST_##VALUES) \
|
| 156 |
|
|
DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \
|
| 157 |
|
|
ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA)
|
| 158 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_0)
|
| 159 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_2)
|
| 160 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,2,2_0)
|
| 161 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,2,2_3)
|
| 162 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,3,3_0)
|
| 163 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,3,3_4)
|
| 164 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,4,4_0)
|
| 165 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,4,4_5)
|
| 166 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,5,5_0)
|
| 167 |
|
|
DEF_FORMAT_ATTRIBUTE(PRINTF,5,5_6)
|
| 168 |
|
|
DEF_FORMAT_ATTRIBUTE(SCANF,1,1_0)
|
| 169 |
|
|
DEF_FORMAT_ATTRIBUTE(SCANF,1,1_2)
|
| 170 |
|
|
DEF_FORMAT_ATTRIBUTE(SCANF,2,2_0)
|
| 171 |
|
|
DEF_FORMAT_ATTRIBUTE(SCANF,2,2_3)
|
| 172 |
|
|
DEF_FORMAT_ATTRIBUTE(STRFTIME,3,3_0)
|
| 173 |
|
|
DEF_FORMAT_ATTRIBUTE(STRFMON,3,3_4)
|
| 174 |
|
|
#undef DEF_FORMAT_ATTRIBUTE
|
| 175 |
|
|
|
| 176 |
|
|
/* Construct a tree for a format_arg attribute. */
|
| 177 |
|
|
#define DEF_FORMAT_ARG_ATTRIBUTE(FA) \
|
| 178 |
|
|
DEF_ATTR_TREE_LIST (ATTR_FORMAT_ARG_##FA, ATTR_FORMAT_ARG, \
|
| 179 |
|
|
ATTR_LIST_##FA, ATTR_NOTHROW_NONNULL_##FA)
|
| 180 |
|
|
DEF_FORMAT_ARG_ATTRIBUTE(1)
|
| 181 |
|
|
DEF_FORMAT_ARG_ATTRIBUTE(2)
|
| 182 |
|
|
#undef DEF_FORMAT_ARG_ATTRIBUTE
|
| 183 |
|
|
|
