X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fc-common.h;h=91be602066b40d292ba6bd00495391e623390e84;hb=5f43b4f68ac42ff9b92c7b9d9e9c3d9e1f042769;hp=63972dc96bb56a9748515ec4d605288f9950954b;hpb=caa6fdce6d3b28a23920bd10386cdf93e5be6dc6;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/c-common.h b/gcc/c-common.h index 63972dc96bb..91be602066b 100644 --- a/gcc/c-common.h +++ b/gcc/c-common.h @@ -1,6 +1,6 @@ /* Definitions for c-common.c. Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998, - 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of GCC. @@ -35,7 +35,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA STMT_IS_FULL_EXPR_P (in _STMT) STATEMENT_LIST_STMT_EXPR (in STATEMENT_LIST) 2: unused - 3: unused + 3: STATEMENT_LIST_HAS_LABEL (in STATEMENT_LIST) 4: unused */ @@ -72,8 +72,8 @@ enum rid /* C extensions */ RID_ASM, RID_TYPEOF, RID_ALIGNOF, RID_ATTRIBUTE, RID_VA_ARG, - RID_EXTENSION, RID_IMAGPART, RID_REALPART, RID_LABEL, RID_PTRBASE, - RID_PTREXTENT, RID_PTRVALUE, RID_CHOOSE_EXPR, RID_TYPES_COMPATIBLE_P, + RID_EXTENSION, RID_IMAGPART, RID_REALPART, RID_LABEL, RID_CHOOSE_EXPR, + RID_TYPES_COMPATIBLE_P, /* Too many ways of getting the name of a function as a string */ RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME, RID_C99_FUNCTION_NAME, @@ -92,7 +92,7 @@ enum rid RID_CONSTCAST, RID_DYNCAST, RID_REINTCAST, RID_STATCAST, /* Objective-C */ - RID_ID, RID_AT_ENCODE, RID_AT_END, + RID_AT_ENCODE, RID_AT_END, RID_AT_CLASS, RID_AT_ALIAS, RID_AT_DEFS, RID_AT_PRIVATE, RID_AT_PROTECTED, RID_AT_PUBLIC, RID_AT_PROTOCOL, RID_AT_SELECTOR, @@ -113,16 +113,16 @@ enum rid }; #define OBJC_IS_AT_KEYWORD(rid) \ - ((unsigned int)(rid) >= (unsigned int)RID_FIRST_AT && \ - (unsigned int)(rid) <= (unsigned int)RID_LAST_AT) + ((unsigned int) (rid) >= (unsigned int) RID_FIRST_AT && \ + (unsigned int) (rid) <= (unsigned int) RID_LAST_AT) #define OBJC_IS_PQ_KEYWORD(rid) \ - ((unsigned int)(rid) >= (unsigned int)RID_FIRST_PQ && \ - (unsigned int)(rid) <= (unsigned int)RID_LAST_PQ) + ((unsigned int) (rid) >= (unsigned int) RID_FIRST_PQ && \ + (unsigned int) (rid) <= (unsigned int) RID_LAST_PQ) /* The elements of `ridpointers' are identifier nodes for the reserved type names and storage classes. It is indexed by a RID_... value. */ -extern GTY ((length ("(int)RID_MAX"))) tree *ridpointers; +extern GTY ((length ("(int) RID_MAX"))) tree *ridpointers; /* Standard named or nameless data types of the C compiler. */ @@ -241,7 +241,7 @@ extern c_language_kind c_language; /* Information about a statement tree. */ struct stmt_tree_s GTY(()) { - /* The current statment list being collected. */ + /* The current statement list being collected. */ tree x_cur_stmt_list; /* In C++, Nonzero if we should treat statements as full @@ -272,16 +272,14 @@ struct c_language_function GTY(()) { struct stmt_tree_s x_stmt_tree; }; -/* When building a statement-tree, this is the current statment list +/* When building a statement-tree, this is the current statement list being collected. It's TREE_CHAIN is a back-pointer to the previous - statment list. */ + statement list. */ #define cur_stmt_list (current_stmt_tree ()->x_cur_stmt_list) /* Language-specific hooks. */ -extern void (*lang_expand_function_end) (void); - /* Callback that determines if it's ok for a function to have no noreturn attribute. */ extern int (*lang_missing_noreturn_ok_p) (tree); @@ -295,12 +293,10 @@ extern void pop_file_scope (void); extern int yyparse (void); extern stmt_tree current_stmt_tree (void); extern tree push_stmt_list (void); -extern tree re_push_stmt_list (tree); extern tree pop_stmt_list (tree); extern tree add_stmt (tree); extern void push_cleanup (tree, tree, bool); -extern tree walk_stmt_tree (tree *, walk_tree_fn, void *); extern int c_expand_decl (tree); extern int field_decl_cmp (const void *, const void *); @@ -405,7 +401,6 @@ extern int flag_const_strings; /* Nonzero means to treat bitfields as signed unless they say `unsigned'. */ extern int flag_signed_bitfields; -extern int explicit_flag_signed_bitfields; /* Nonzero means warn about deprecated conversion from string constant to `char *'. */ @@ -571,6 +566,11 @@ extern int flag_permissive; extern int flag_enforce_eh_specs; +/* Nonzero (the default) means to generate thread-safe code for + initializing local statics. */ + +extern int flag_threadsafe_statics; + /* Nonzero means warn about implicit declarations. */ extern int warn_implicit; @@ -645,15 +645,13 @@ extern tree c_alignof_expr (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 (enum tree_code); -#define my_friendly_assert(EXP, N) (void) \ - (((EXP) == 0) ? (fancy_abort (__FILE__, __LINE__, __FUNCTION__), 0) : 0) - extern tree fix_string_type (tree); struct varray_head_tag; extern void constant_expression_warning (tree); extern tree convert_and_check (tree, tree); extern void overflow_warning (tree); extern void unsigned_conversion_warning (tree, tree); +extern bool c_determine_visibility (tree); #define c_sizeof(T) c_sizeof_or_alignof_type (T, SIZEOF_EXPR, 1) #define c_alignof(T) c_sizeof_or_alignof_type (T, ALIGNOF_EXPR, 1) @@ -673,6 +671,8 @@ extern tree c_build_qualified_type (tree, int); frontends. */ extern void c_common_nodes_and_builtins (void); +extern void set_builtin_user_assembler_name (tree decl, const char *asmspec); + extern void disable_builtin_function (const char *); extern tree build_va_arg (tree, tree); @@ -688,12 +688,14 @@ extern bool c_promoting_integer_type_p (tree); extern int self_promoting_args_p (tree); extern tree strip_array_types (tree); extern tree strip_pointer_operator (tree); +extern HOST_WIDE_INT c_common_to_target_charset (HOST_WIDE_INT); /* This is the basic parsing function. */ extern void c_parse_file (void); /* This is misnamed, it actually performs end-of-compilation processing. */ extern void finish_file (void); + /* These macros provide convenient access to the various _STMT nodes. */ /* Nonzero if this statement should be considered a full-expression, @@ -707,6 +709,10 @@ extern void finish_file (void); #define STATEMENT_LIST_STMT_EXPR(NODE) \ TREE_LANG_FLAG_1 (STATEMENT_LIST_CHECK (NODE)) +/* Nonzero if a label has been added to the statement list. */ +#define STATEMENT_LIST_HAS_LABEL(NODE) \ + TREE_LANG_FLAG_3 (STATEMENT_LIST_CHECK (NODE)) + /* WHILE_STMT accessors. These give access to the condition of the while statement and the body of the while statement, respectively. */ #define WHILE_COND(NODE) TREE_OPERAND (WHILE_STMT_CHECK (NODE), 0) @@ -729,7 +735,9 @@ extern void finish_file (void); #define FOR_EXPR(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 2) #define FOR_BODY(NODE) TREE_OPERAND (FOR_STMT_CHECK (NODE), 3) -#define SWITCH_TYPE(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 2) +#define SWITCH_STMT_COND(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 0) +#define SWITCH_STMT_BODY(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 1) +#define SWITCH_STMT_TYPE(NODE) TREE_OPERAND (SWITCH_STMT_CHECK (NODE), 2) /* STMT_EXPR accessor. */ #define STMT_EXPR_STMT(NODE) TREE_OPERAND (STMT_EXPR_CHECK (NODE), 0) @@ -789,7 +797,6 @@ extern int anon_aggr_type_p (tree); (DECL_LANG_FLAG_4 (FIELD_DECL_CHECK (NODE)) = 0) extern void emit_local_var (tree); -extern void make_rtl_for_local_static (tree); extern tree do_case (tree, tree); extern tree build_stmt (enum tree_code, ...); extern tree build_case_label (tree, tree, tree); @@ -814,10 +821,6 @@ extern tree decl_constant_value (tree); /* Handle increment and decrement of boolean types. */ extern tree boolean_increment (enum tree_code, tree); -/* Hook currently used only by the C++ front end to reset internal state - after entering or leaving a header file. */ -extern void extract_interface_info (void); - extern int case_compare (splay_tree_key, splay_tree_key); extern tree c_add_case_label (splay_tree, tree, tree, tree, tree); @@ -836,9 +839,7 @@ extern int vector_types_convertible_p (tree t1, tree t2); extern rtx c_expand_expr (tree, rtx, enum machine_mode, int, rtx *); -extern bool c_staticp (tree); - -extern int c_common_unsafe_for_reeval (tree); +extern tree c_staticp (tree); extern void init_c_lex (void); @@ -853,7 +854,14 @@ extern GTY(()) int pending_lang_change; struct c_fileinfo { int time; /* Time spent in the file. */ - short interface_only; /* Flags - used only by C++ */ + + /* Flags used only by C++. + INTERFACE_ONLY nonzero means that we are in an "interface" section + of the compiler. INTERFACE_UNKNOWN nonzero means we cannot trust + the value of INTERFACE_ONLY. If INTERFACE_UNKNOWN is zero and + INTERFACE_ONLY is zero, it means that we are responsible for + exporting definitions that others might need. */ + short interface_only; short interface_unknown; }; @@ -866,6 +874,21 @@ extern void c_warn_unused_result (tree *); extern void verify_sequence_points (tree); +extern tree fold_offsetof (tree); + +/* Places where an lvalue, or modifiable lvalue, may be required. + Used to select diagnostic messages in lvalue_or_else and + readonly_error. */ +enum lvalue_use { + lv_assign, + lv_increment, + lv_decrement, + lv_addressof, + lv_asm +}; + +extern int lvalue_or_else (tree, enum lvalue_use); + /* In c-gimplify.c */ extern void c_genericize (tree); extern int c_gimplify_expr (tree *, tree *, tree *); @@ -885,20 +908,63 @@ extern void c_stddef_cpp_builtins (void); extern void fe_file_change (const struct line_map *); extern void c_parse_error (const char *, enum cpp_ttype, tree); -/* The following have been moved here from c-tree.h, since they're needed - in the ObjC++ world, too. What is more, stub-objc.c could use a few - prototypes. */ -extern tree lookup_interface (tree); -extern tree is_class_name (tree); +/* Objective-C / Objective-C++ entry points. */ + +/* The following ObjC/ObjC++ functions are called by the C and/or C++ + front-ends; they all must have corresponding stubs in stub-objc.c. */ +extern tree objc_is_class_name (tree); extern tree objc_is_object_ptr (tree); extern void objc_check_decl (tree); +extern int objc_is_reserved_word (tree); extern int objc_comptypes (tree, tree, int); extern tree objc_message_selector (void); -extern tree lookup_objc_ivar (tree); -extern void *get_current_scope (void); -extern void objc_mark_locals_volatile (void *); +extern tree objc_lookup_ivar (tree, tree); extern void objc_clear_super_receiver (void); extern int objc_is_public (tree, tree); +extern tree objc_is_id (tree); +extern void objc_declare_alias (tree, tree); +extern void objc_declare_class (tree); +extern void objc_declare_protocols (tree); +extern tree objc_build_message_expr (tree); +extern tree objc_finish_message_expr (tree, tree, tree); +extern tree objc_build_selector_expr (tree); +extern tree objc_build_protocol_expr (tree); +extern tree objc_build_encode_expr (tree); +extern tree objc_build_string_object (tree); +extern tree objc_get_protocol_qualified_type (tree, tree); +extern tree objc_get_class_reference (tree); +extern tree objc_get_class_ivars (tree); +extern void objc_start_class_interface (tree, tree, tree); +extern void objc_start_category_interface (tree, tree, tree); +extern void objc_start_protocol (tree, tree); +extern void objc_continue_interface (void); +extern void objc_finish_interface (void); +extern void objc_start_class_implementation (tree, tree); +extern void objc_start_category_implementation (tree, tree); +extern void objc_continue_implementation (void); +extern void objc_finish_implementation (void); +extern void objc_set_visibility (int); +extern void objc_set_method_type (enum tree_code); +extern tree objc_build_method_signature (tree, tree, tree); +extern void objc_add_method_declaration (tree); +extern void objc_start_method_definition (tree); +extern void objc_finish_method_definition (tree); +extern void objc_add_instance_variable (tree); +extern tree objc_build_keyword_decl (tree, tree, tree); +extern tree objc_build_throw_stmt (tree); +extern void objc_begin_try_stmt (location_t, tree); +extern void objc_finish_try_stmt (void); +extern void objc_begin_catch_clause (tree); +extern void objc_finish_catch_clause (void); +extern void objc_build_finally_clause (location_t, tree); +extern void objc_build_synchronized (location_t, tree, tree); +extern int objc_static_init_needed_p (void); +extern tree objc_generate_static_init_call (tree); + +/* The following are provided by the C and C++ front-ends, and called by + ObjC/ObjC++. */ +extern void *objc_get_current_scope (void); +extern void objc_mark_locals_volatile (void *); /* In c-ppoutput.c */ extern void init_pp_output (FILE *);