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Diffstat (limited to 'gcc-4.2.1/gcc/builtin-attrs.def')
| -rw-r--r-- | gcc-4.2.1/gcc/builtin-attrs.def | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/gcc-4.2.1/gcc/builtin-attrs.def b/gcc-4.2.1/gcc/builtin-attrs.def new file mode 100644 index 000000000..46ac70d4c --- /dev/null +++ b/gcc-4.2.1/gcc/builtin-attrs.def @@ -0,0 +1,183 @@ +/* Copyright (C) 2001, 2002, 2004, 2005 Free Software Foundation, Inc. + Contributed by Joseph Myers <jsm28@cam.ac.uk>. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 2, or (at your option) any later +version. + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301, USA. */ + +/* This header provides a declarative way of describing the attributes + that are applied to some functions by default. + + Before including this header, you must define the following macros. + In each case where there is an ENUM, it is an identifier used to + reference the tree in subsequent definitions. + + DEF_ATTR_NULL_TREE (ENUM) + + Constructs a NULL_TREE. + + DEF_ATTR_INT (ENUM, VALUE) + + Constructs an INTEGER_CST with value VALUE (an integer representable + in HOST_WIDE_INT). + + DEF_ATTR_IDENT (ENUM, STRING) + + Constructs an IDENTIFIER_NODE for STRING. + + DEF_ATTR_TREE_LIST (ENUM, PURPOSE, VALUE, CHAIN) + + Constructs a TREE_LIST with given PURPOSE, VALUE and CHAIN (given + as previous ENUM names). */ + +DEF_ATTR_NULL_TREE (ATTR_NULL) + +/* Construct a tree for a given integer and a list containing it. */ +#define DEF_ATTR_FOR_INT(VALUE) \ + DEF_ATTR_INT (ATTR_##VALUE, VALUE) \ + DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE, ATTR_NULL, \ + ATTR_##VALUE, ATTR_NULL) +DEF_ATTR_FOR_INT (0) +DEF_ATTR_FOR_INT (1) +DEF_ATTR_FOR_INT (2) +DEF_ATTR_FOR_INT (3) +DEF_ATTR_FOR_INT (4) +DEF_ATTR_FOR_INT (5) +DEF_ATTR_FOR_INT (6) +#undef DEF_ATTR_FOR_INT + +/* Construct a tree for a list of two integers. */ +#define DEF_LIST_INT_INT(VALUE1, VALUE2) \ + DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE1##_##VALUE2, ATTR_NULL, \ + ATTR_##VALUE1, ATTR_LIST_##VALUE2) +DEF_LIST_INT_INT (1,0) +DEF_LIST_INT_INT (1,2) +DEF_LIST_INT_INT (2,0) +DEF_LIST_INT_INT (2,3) +DEF_LIST_INT_INT (3,0) +DEF_LIST_INT_INT (3,4) +DEF_LIST_INT_INT (4,0) +DEF_LIST_INT_INT (4,5) +DEF_LIST_INT_INT (5,0) +DEF_LIST_INT_INT (5,6) +#undef DEF_LIST_INT_INT + +/* Construct trees for identifiers. */ +DEF_ATTR_IDENT (ATTR_CONST, "const") +DEF_ATTR_IDENT (ATTR_FORMAT, "format") +DEF_ATTR_IDENT (ATTR_FORMAT_ARG, "format_arg") +DEF_ATTR_IDENT (ATTR_MALLOC, "malloc") +DEF_ATTR_IDENT (ATTR_NONNULL, "nonnull") +DEF_ATTR_IDENT (ATTR_NORETURN, "noreturn") +DEF_ATTR_IDENT (ATTR_NOTHROW, "nothrow") +DEF_ATTR_IDENT (ATTR_PRINTF, "printf") +DEF_ATTR_IDENT (ATTR_ASM_FPRINTF, "asm_fprintf") +DEF_ATTR_IDENT (ATTR_GCC_DIAG, "gcc_diag") +DEF_ATTR_IDENT (ATTR_GCC_CDIAG, "gcc_cdiag") +DEF_ATTR_IDENT (ATTR_GCC_CXXDIAG, "gcc_cxxdiag") +DEF_ATTR_IDENT (ATTR_PURE, "pure") +DEF_ATTR_IDENT (ATTR_NOVOPS, "no vops") +DEF_ATTR_IDENT (ATTR_SCANF, "scanf") +DEF_ATTR_IDENT (ATTR_SENTINEL, "sentinel") +DEF_ATTR_IDENT (ATTR_STRFMON, "strfmon") +DEF_ATTR_IDENT (ATTR_STRFTIME, "strftime") + +DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LIST, ATTR_NOVOPS, ATTR_NULL, ATTR_NULL) + +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LIST, ATTR_NOTHROW, ATTR_NULL, ATTR_NULL) + +DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LIST, ATTR_CONST, \ + ATTR_NULL, ATTR_NOTHROW_LIST) +DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LIST, ATTR_PURE, \ + ATTR_NULL, ATTR_NOTHROW_LIST) +DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NOVOPS_LIST, ATTR_NOVOPS, \ + ATTR_NULL, ATTR_PURE_NOTHROW_LIST) +DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LIST, ATTR_NORETURN, \ + ATTR_NULL, ATTR_NOTHROW_LIST) +DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC, \ + ATTR_NULL, ATTR_NOTHROW_LIST) +DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LIST, ATTR_SENTINEL, \ + ATTR_NULL, ATTR_NOTHROW_LIST) + +/* Functions whose pointer parameter(s) are all nonnull. */ +DEF_ATTR_TREE_LIST (ATTR_NONNULL_LIST, ATTR_NONNULL, ATTR_NULL, ATTR_NULL) +/* Functions whose first parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL) +/* Functions whose second parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, ATTR_NULL) +/* Nothrow functions with the sentinel(1) attribute. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_SENTINEL_1, ATTR_SENTINEL, ATTR_LIST_1, \ + ATTR_NOTHROW_LIST) +/* Nothrow functions whose pointer parameter(s) are all nonnull. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL, ATTR_NONNULL, ATTR_NULL, \ + ATTR_NOTHROW_LIST) +/* Nothrow functions whose first parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, \ + ATTR_NOTHROW_LIST) +/* Nothrow functions whose second parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, \ + ATTR_NOTHROW_LIST) +/* Nothrow functions whose third parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, \ + ATTR_NOTHROW_LIST) +/* Nothrow functions whose fourth parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_4, ATTR_NONNULL, ATTR_LIST_4, \ + ATTR_NOTHROW_LIST) +/* Nothrow functions whose fifth parameter is a nonnull pointer. */ +DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_5, ATTR_NONNULL, ATTR_LIST_5, \ + ATTR_NOTHROW_LIST) +/* Nothrow const functions whose pointer parameter(s) are all nonnull. */ +DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL, ATTR_CONST, ATTR_NULL, \ + ATTR_NOTHROW_NONNULL) +/* Nothrow pure functions whose pointer parameter(s) are all nonnull. */ +DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL, ATTR_PURE, ATTR_NULL, \ + ATTR_NOTHROW_NONNULL) +/* Nothrow malloc functions whose pointer parameter(s) are all nonnull. */ +DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \ + ATTR_NOTHROW_NONNULL) + +/* Construct a tree for a format attribute. */ +#define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES) \ + DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \ + ATTR_##TYPE, ATTR_LIST_##VALUES) \ + DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \ + ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA) +DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_0) +DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_2) +DEF_FORMAT_ATTRIBUTE(PRINTF,2,2_0) +DEF_FORMAT_ATTRIBUTE(PRINTF,2,2_3) +DEF_FORMAT_ATTRIBUTE(PRINTF,3,3_0) +DEF_FORMAT_ATTRIBUTE(PRINTF,3,3_4) +DEF_FORMAT_ATTRIBUTE(PRINTF,4,4_0) +DEF_FORMAT_ATTRIBUTE(PRINTF,4,4_5) +DEF_FORMAT_ATTRIBUTE(PRINTF,5,5_0) +DEF_FORMAT_ATTRIBUTE(PRINTF,5,5_6) +DEF_FORMAT_ATTRIBUTE(SCANF,1,1_0) +DEF_FORMAT_ATTRIBUTE(SCANF,1,1_2) +DEF_FORMAT_ATTRIBUTE(SCANF,2,2_0) +DEF_FORMAT_ATTRIBUTE(SCANF,2,2_3) +DEF_FORMAT_ATTRIBUTE(STRFTIME,3,3_0) +DEF_FORMAT_ATTRIBUTE(STRFMON,3,3_4) +#undef DEF_FORMAT_ATTRIBUTE + +/* Construct a tree for a format_arg attribute. */ +#define DEF_FORMAT_ARG_ATTRIBUTE(FA) \ + DEF_ATTR_TREE_LIST (ATTR_FORMAT_ARG_##FA, ATTR_FORMAT_ARG, \ + ATTR_LIST_##FA, ATTR_NOTHROW_NONNULL_##FA) +DEF_FORMAT_ARG_ATTRIBUTE(1) +DEF_FORMAT_ARG_ATTRIBUTE(2) +#undef DEF_FORMAT_ARG_ATTRIBUTE + |