/* Definitions for c-common.c. Copyright (C) 1987, 93, 94, 95, 97, 98, 1999 Free Software Foundation, Inc. This file is part of GNU CC. GNU CC 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. GNU CC 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 GNU CC; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* Standard named or nameless data types of the C compiler. */ enum c_tree_index { CTI_INTQI_TYPE, CTI_INTHI_TYPE, CTI_INTSI_TYPE, CTI_INTDI_TYPE, CTI_INTTI_TYPE, CTI_UINTQI_TYPE, CTI_UINTHI_TYPE, CTI_UINTSI_TYPE, CTI_UINTDI_TYPE, CTI_UINTTI_TYPE, CTI_SIGNED_CHAR_TYPE, CTI_UNSIGNED_CHAR_TYPE, CTI_WCHAR_TYPE, CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE, CTI_SHORT_INTEGER_TYPE, CTI_SHORT_UNSIGNED_TYPE, CTI_LONG_INTEGER_TYPE, CTI_LONG_UNSIGNED_TYPE, CTI_LONG_LONG_INTEGER_TYPE, CTI_LONG_LONG_UNSIGNED_TYPE, CTI_WIDEST_INT_LIT_TYPE, CTI_WIDEST_UINT_LIT_TYPE, CTI_COMPLEX_INTEGER_TYPE, CTI_COMPLEX_FLOAT_TYPE, CTI_COMPLEX_DOUBLE_TYPE, CTI_COMPLEX_LONG_DOUBLE_TYPE, CTI_FLOAT_TYPE, CTI_DOUBLE_TYPE, CTI_LONG_DOUBLE_TYPE, CTI_CHAR_ARRAY_TYPE, CTI_WCHAR_ARRAY_TYPE, CTI_INT_ARRAY_TYPE, CTI_STRING_TYPE, CTI_CONST_STRING_TYPE, CTI_CONST_PTR_TYPE, CTI_PTRDIFF_TYPE, CTI_BOOLEAN_TYPE, CTI_BOOLEAN_TRUE, CTI_BOOLEAN_FALSE, CTI_DEFAULT_FUNCTION_TYPE, CTI_VOID_LIST, CTI_VOID_FTYPE, CTI_VOID_FTYPE_PTR, CTI_INT_FTYPE_INT, CTI_PTR_FTYPE_SIZETYPE, CTI_MAX }; extern tree c_global_trees[CTI_MAX]; #define intQI_type_node c_global_trees[CTI_INTQI_TYPE] #define intHI_type_node c_global_trees[CTI_INTHI_TYPE] #define intSI_type_node c_global_trees[CTI_INTSI_TYPE] #define intDI_type_node c_global_trees[CTI_INTDI_TYPE] #if HOST_BITS_PER_WIDE_INT >= 64 #define intTI_type_node c_global_trees[CTI_INTTI_TYPE] #endif #define unsigned_intQI_type_node c_global_trees[CTI_UINTQI_TYPE] #define unsigned_intHI_type_node c_global_trees[CTI_UINTHI_TYPE] #define unsigned_intSI_type_node c_global_trees[CTI_UINTSI_TYPE] #define unsigned_intDI_type_node c_global_trees[CTI_UINTDI_TYPE] #if HOST_BITS_PER_WIDE_INT >= 64 #define unsigned_intTI_type_node c_global_trees[CTI_UINTTI_TYPE] #endif #define signed_char_type_node c_global_trees[CTI_SIGNED_CHAR_TYPE] #define unsigned_char_type_node c_global_trees[CTI_UNSIGNED_CHAR_TYPE] #define wchar_type_node c_global_trees[CTI_WCHAR_TYPE] #define signed_wchar_type_node c_global_trees[CTI_SIGNED_WCHAR_TYPE] #define unsigned_wchar_type_node c_global_trees[CTI_UNSIGNED_WCHAR_TYPE] #define short_integer_type_node c_global_trees[CTI_SHORT_INTEGER_TYPE] #define short_unsigned_type_node c_global_trees[CTI_SHORT_UNSIGNED_TYPE] #define long_integer_type_node c_global_trees[CTI_LONG_INTEGER_TYPE] #define long_unsigned_type_node c_global_trees[CTI_LONG_UNSIGNED_TYPE] #define long_long_integer_type_node c_global_trees[CTI_LONG_LONG_INTEGER_TYPE] #define long_long_unsigned_type_node c_global_trees[CTI_LONG_LONG_UNSIGNED_TYPE] #define widest_integer_literal_type_node c_global_trees[CTI_WIDEST_INT_LIT_TYPE] #define widest_unsigned_literal_type_node c_global_trees[CTI_WIDEST_UINT_LIT_TYPE] #define float_type_node c_global_trees[CTI_FLOAT_TYPE] #define double_type_node c_global_trees[CTI_DOUBLE_TYPE] #define long_double_type_node c_global_trees[CTI_LONG_DOUBLE_TYPE] #define complex_integer_type_node c_global_trees[CTI_COMPLEX_INTEGER_TYPE] #define complex_float_type_node c_global_trees[CTI_COMPLEX_FLOAT_TYPE] #define complex_double_type_node c_global_trees[CTI_COMPLEX_DOUBLE_TYPE] #define complex_long_double_type_node c_global_trees[CTI_COMPLEX_LONG_DOUBLE_TYPE] #define boolean_type_node c_global_trees[CTI_BOOLEAN_TYPE] #define boolean_true_node c_global_trees[CTI_BOOLEAN_TRUE] #define boolean_false_node c_global_trees[CTI_BOOLEAN_FALSE] #define const_ptr_type_node c_global_trees[CTI_CONST_PTR_TYPE] #define ptrdiff_type_node c_global_trees[CTI_PTRDIFF_TYPE] #define char_array_type_node c_global_trees[CTI_CHAR_ARRAY_TYPE] #define wchar_array_type_node c_global_trees[CTI_WCHAR_ARRAY_TYPE] #define int_array_type_node c_global_trees[CTI_INT_ARRAY_TYPE] #define string_type_node c_global_trees[CTI_STRING_TYPE] #define const_string_type_node c_global_trees[CTI_CONST_STRING_TYPE] #define default_function_type c_global_trees[CTI_DEFAULT_FUNCTION_TYPE] #define void_list_node c_global_trees[CTI_VOID_LIST] #define void_ftype c_global_trees[CTI_VOID_FTYPE] #define void_ftype_ptr c_global_trees[CTI_VOID_FTYPE_PTR] #define int_ftype_int c_global_trees[CTI_INT_FTYPE_INT] #define ptr_ftype_sizetype c_global_trees[CTI_PTR_FTYPE_SIZETYPE] extern void declare_function_name PROTO((void)); extern void decl_attributes PROTO((tree, tree, tree)); extern void init_function_format_info PROTO((void)); extern void check_function_format PROTO((tree, tree, tree)); extern void c_apply_type_quals_to_decl PROTO((int, tree)); extern int c_get_alias_set PROTO((tree)); /* Print an error message for invalid operands to arith operation CODE. NOP_EXPR is used as a special case (see truthvalue_conversion). */ extern void binary_op_error PROTO((enum tree_code)); extern void c_expand_expr_stmt PROTO((tree)); extern void c_expand_start_cond PROTO((tree, int, int)); extern void c_expand_start_else PROTO((void)); extern void c_expand_end_cond PROTO((void)); /* Validate the expression after `case' and apply default promotions. */ extern tree check_case_value PROTO((tree)); /* Concatenate a list of STRING_CST nodes into one STRING_CST. */ extern tree combine_strings PROTO((tree)); extern void constant_expression_warning PROTO((tree)); extern tree convert_and_check PROTO((tree, tree)); extern void overflow_warning PROTO((tree)); extern void unsigned_conversion_warning PROTO((tree, tree)); /* Read the rest of the current #-directive line. */ #if USE_CPPLIB extern char *get_directive_line PROTO((void)); #define GET_DIRECTIVE_LINE() get_directive_line () #else extern char *get_directive_line PROTO((FILE *)); #define GET_DIRECTIVE_LINE() get_directive_line (finput) #endif /* Subroutine of build_binary_op, used for comparison operations. See if the operands have both been converted from subword integer types and, if so, perhaps change them both back to their original type. */ extern tree shorten_compare PROTO((tree *, tree *, tree *, enum tree_code *)); /* Prepare expr to be an argument of a TRUTH_NOT_EXPR, or validate its data type for an `if' or `while' statement or ?..: exp. */ extern tree truthvalue_conversion PROTO((tree)); extern tree type_for_mode PROTO((enum machine_mode, int)); extern tree type_for_size PROTO((unsigned, int)); /* Declare a predefined function. Return the declaration. This function is provided by each language frontend. */ extern tree builtin_function PROTO((const char *, tree, enum built_in_function, const char *)); /* Build tree nodes and builtin functions common to both C and C++ language frontends. */ extern void c_common_nodes_and_builtins PROTO((int, int, int)); extern tree build_va_arg PROTO((tree, tree)); extern tree initializer_constant_valid_p PROTO((tree, tree));