Merge FreeBSD modifications into gcc 3.4.2-prerelease:
1.2 framework for our kernel printf enhancements. 1.3 suppress prototype warnings on K&R main. Both flag variables declared here were disconnected through the 5-current lifetime and are retained here for backwards compatibility reasons only.
This commit is contained in:
parent
48b98bbb98
commit
42eb4c1088
@ -1,6 +1,6 @@
|
||||
/* Definitions for c-common.c.
|
||||
Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998,
|
||||
1999, 2000, 2001, 2002 Free Software Foundation, Inc.
|
||||
1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
|
||||
|
||||
This file is part of GCC.
|
||||
|
||||
@ -24,6 +24,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
||||
|
||||
#include "splay-tree.h"
|
||||
#include "cpplib.h"
|
||||
#include "ggc.h"
|
||||
|
||||
/* Usage of TREE_LANG_FLAG_?:
|
||||
0: COMPOUND_STMT_NO_SCOPE (in COMPOUND_STMT).
|
||||
@ -39,6 +40,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
||||
2: STMT_LINENO_FOR_FN_P (in _STMT)
|
||||
3: SCOPE_NO_CLEANUPS_P (in SCOPE_STMT)
|
||||
COMPOUND_STMT_BODY_BLOCK (in COMPOUND_STMT)
|
||||
STMT_EXPR_WARN_UNUSED_RESULT (in STMT_EXPR)
|
||||
4: SCOPE_PARTIAL_P (in SCOPE_STMT)
|
||||
*/
|
||||
|
||||
@ -58,7 +60,7 @@ enum rid
|
||||
RID_VOLATILE, RID_SIGNED, RID_AUTO, RID_RESTRICT,
|
||||
|
||||
/* C extensions */
|
||||
RID_BOUNDED, RID_UNBOUNDED, RID_COMPLEX, RID_THREAD,
|
||||
RID_COMPLEX, RID_THREAD,
|
||||
|
||||
/* C++ */
|
||||
RID_FRIEND, RID_VIRTUAL, RID_EXPLICIT, RID_EXPORT, RID_MUTABLE,
|
||||
@ -86,9 +88,10 @@ enum rid
|
||||
RID_PUBLIC, RID_PRIVATE, RID_PROTECTED,
|
||||
RID_TEMPLATE, RID_NULL, RID_CATCH,
|
||||
RID_DELETE, RID_FALSE, RID_NAMESPACE,
|
||||
RID_NEW, RID_OPERATOR, RID_THIS,
|
||||
RID_THROW, RID_TRUE, RID_TRY,
|
||||
RID_TYPENAME, RID_TYPEID, RID_USING,
|
||||
RID_NEW, RID_OFFSETOF, RID_OPERATOR,
|
||||
RID_THIS, RID_THROW, RID_TRUE,
|
||||
RID_TRY, RID_TYPENAME, RID_TYPEID,
|
||||
RID_USING,
|
||||
|
||||
/* casts */
|
||||
RID_CONSTCAST, RID_DYNCAST, RID_REINTCAST, RID_STATCAST,
|
||||
@ -97,7 +100,10 @@ enum rid
|
||||
RID_ID, 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, RID_AT_INTERFACE,
|
||||
RID_AT_PROTOCOL, RID_AT_SELECTOR,
|
||||
RID_AT_THROW, RID_AT_TRY, RID_AT_CATCH,
|
||||
RID_AT_FINALLY, RID_AT_SYNCHRONIZED,
|
||||
RID_AT_INTERFACE,
|
||||
RID_AT_IMPLEMENTATION,
|
||||
|
||||
RID_MAX,
|
||||
@ -121,7 +127,7 @@ enum rid
|
||||
|
||||
/* The elements of `ridpointers' are identifier nodes for the reserved
|
||||
type names and storage classes. It is indexed by a RID_... value. */
|
||||
extern tree *ridpointers;
|
||||
extern GTY ((length ("(int)RID_MAX"))) tree *ridpointers;
|
||||
|
||||
/* Standard named or nameless data types of the C compiler. */
|
||||
|
||||
@ -145,13 +151,10 @@ enum c_tree_index
|
||||
CTI_CONST_STRING_TYPE,
|
||||
|
||||
/* Type for boolean expressions (bool in C++, int in C). */
|
||||
CTI_BOOLEAN_TYPE,
|
||||
CTI_BOOLEAN_TRUE,
|
||||
CTI_BOOLEAN_FALSE,
|
||||
/* C99's _Bool type. */
|
||||
CTI_C_BOOL_TYPE,
|
||||
CTI_C_BOOL_TRUE,
|
||||
CTI_C_BOOL_FALSE,
|
||||
CTI_TRUTHVALUE_TYPE,
|
||||
CTI_TRUTHVALUE_TRUE,
|
||||
CTI_TRUTHVALUE_FALSE,
|
||||
|
||||
CTI_DEFAULT_FUNCTION_TYPE,
|
||||
|
||||
CTI_G77_INTEGER_TYPE,
|
||||
@ -177,7 +180,7 @@ enum c_tree_index
|
||||
struct c_common_identifier GTY(())
|
||||
{
|
||||
struct tree_common common;
|
||||
struct cpp_hashnode GTY ((skip (""))) node;
|
||||
struct cpp_hashnode node;
|
||||
};
|
||||
|
||||
#define wchar_type_node c_global_trees[CTI_WCHAR_TYPE]
|
||||
@ -191,13 +194,9 @@ struct c_common_identifier GTY(())
|
||||
#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 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 c_bool_type_node c_global_trees[CTI_C_BOOL_TYPE]
|
||||
#define c_bool_true_node c_global_trees[CTI_C_BOOL_TRUE]
|
||||
#define c_bool_false_node c_global_trees[CTI_C_BOOL_FALSE]
|
||||
#define truthvalue_type_node c_global_trees[CTI_TRUTHVALUE_TYPE]
|
||||
#define truthvalue_true_node c_global_trees[CTI_TRUTHVALUE_TRUE]
|
||||
#define truthvalue_false_node c_global_trees[CTI_TRUTHVALUE_FALSE]
|
||||
|
||||
#define char_array_type_node c_global_trees[CTI_CHAR_ARRAY_TYPE]
|
||||
#define wchar_array_type_node c_global_trees[CTI_WCHAR_ARRAY_TYPE]
|
||||
@ -223,6 +222,14 @@ struct c_common_identifier GTY(())
|
||||
|
||||
extern GTY(()) tree c_global_trees[CTI_MAX];
|
||||
|
||||
/* In a RECORD_TYPE, a sorted array of the fields of the type, not a
|
||||
tree for size reasons. */
|
||||
struct sorted_fields_type GTY(())
|
||||
{
|
||||
int len;
|
||||
tree GTY((length ("%h.len"))) elts[1];
|
||||
};
|
||||
|
||||
/* Mark which labels are explicitly declared.
|
||||
These may be shadowed, and may be referenced from nested functions. */
|
||||
#define C_DECLARED_LABEL_FLAG(label) TREE_LANG_FLAG_1 (label)
|
||||
@ -233,11 +240,20 @@ extern GTY(()) tree c_global_trees[CTI_MAX];
|
||||
|
||||
typedef enum c_language_kind
|
||||
{
|
||||
clk_c = 0, /* A dialect of C: K&R C, ANSI/ISO C89, C2000, etc. */
|
||||
clk_cplusplus /* ANSI/ISO C++ */
|
||||
clk_c = 0, /* C90, C94 or C99 */
|
||||
clk_objc = 1, /* clk_c with ObjC features. */
|
||||
clk_cxx = 2, /* ANSI/ISO C++ */
|
||||
clk_objcxx = 3 /* clk_cxx with ObjC features. */
|
||||
}
|
||||
c_language_kind;
|
||||
|
||||
/* To test for a specific language use c_language, defined by each
|
||||
front end. For "ObjC features" or "not C++" use the macros. */
|
||||
extern c_language_kind c_language;
|
||||
|
||||
#define c_dialect_cxx() (c_language & clk_cxx)
|
||||
#define c_dialect_objc() (c_language & clk_objc)
|
||||
|
||||
/* Information about a statement tree. */
|
||||
|
||||
struct stmt_tree_s GTY(()) {
|
||||
@ -305,75 +321,90 @@ struct c_language_function GTY(()) {
|
||||
|
||||
/* Language-specific hooks. */
|
||||
|
||||
extern int (*lang_statement_code_p) PARAMS ((enum tree_code));
|
||||
extern void (*lang_expand_stmt) PARAMS ((tree));
|
||||
extern void (*lang_expand_decl_stmt) PARAMS ((tree));
|
||||
extern void (*lang_expand_function_end) PARAMS ((void));
|
||||
extern tree gettags PARAMS ((void));
|
||||
extern void (*lang_expand_stmt) (tree);
|
||||
extern void (*lang_expand_decl_stmt) (tree);
|
||||
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) PARAMS ((tree));
|
||||
extern int (*lang_missing_noreturn_ok_p) (tree);
|
||||
|
||||
extern int yyparse PARAMS ((void));
|
||||
extern void free_parser_stacks PARAMS ((void));
|
||||
extern int yyparse (void);
|
||||
extern stmt_tree current_stmt_tree (void);
|
||||
extern tree *current_scope_stmt_stack (void);
|
||||
extern void begin_stmt_tree (tree *);
|
||||
extern tree add_stmt (tree);
|
||||
extern void add_decl_stmt (tree);
|
||||
extern tree add_scope_stmt (int, int);
|
||||
extern void finish_stmt_tree (tree *);
|
||||
|
||||
extern stmt_tree current_stmt_tree PARAMS ((void));
|
||||
extern tree *current_scope_stmt_stack PARAMS ((void));
|
||||
extern void begin_stmt_tree PARAMS ((tree *));
|
||||
extern tree add_stmt PARAMS ((tree));
|
||||
extern void add_decl_stmt PARAMS ((tree));
|
||||
extern tree add_scope_stmt PARAMS ((int, int));
|
||||
extern void finish_stmt_tree PARAMS ((tree *));
|
||||
|
||||
extern int statement_code_p PARAMS ((enum tree_code));
|
||||
extern tree walk_stmt_tree PARAMS ((tree *,
|
||||
walk_tree_fn,
|
||||
void *));
|
||||
extern void prep_stmt PARAMS ((tree));
|
||||
extern void expand_stmt PARAMS ((tree));
|
||||
extern void shadow_warning PARAMS ((const char *,
|
||||
tree, tree));
|
||||
extern tree c_begin_if_stmt PARAMS ((void));
|
||||
extern tree c_begin_while_stmt PARAMS ((void));
|
||||
extern void c_finish_while_stmt_cond PARAMS ((tree, tree));
|
||||
|
||||
|
||||
/* Extra information associated with a DECL. Other C dialects extend
|
||||
this structure in various ways. The C front-end only uses this
|
||||
structure for FUNCTION_DECLs; all other DECLs have a NULL
|
||||
DECL_LANG_SPECIFIC field. */
|
||||
|
||||
struct c_lang_decl GTY(()) {
|
||||
unsigned declared_inline : 1;
|
||||
};
|
||||
|
||||
/* In a FUNCTION_DECL for which DECL_BUILT_IN does not hold, this is
|
||||
the approximate number of statements in this function. There is
|
||||
no need for this number to be exact; it is only used in various
|
||||
heuristics regarding optimization. */
|
||||
#define DECL_NUM_STMTS(NODE) \
|
||||
(FUNCTION_DECL_CHECK (NODE)->decl.u1.i)
|
||||
|
||||
/* The variant of the C language being processed. Each C language
|
||||
front-end defines this variable. */
|
||||
|
||||
extern c_language_kind c_language;
|
||||
extern tree walk_stmt_tree (tree *, walk_tree_fn, void *);
|
||||
extern void prep_stmt (tree);
|
||||
extern void expand_stmt (tree);
|
||||
extern tree c_begin_if_stmt (void);
|
||||
extern tree c_begin_while_stmt (void);
|
||||
extern void c_finish_while_stmt_cond (tree, tree);
|
||||
|
||||
extern int field_decl_cmp (const void *, const void *);
|
||||
extern void resort_sorted_fields (void *, void *, gt_pointer_operator,
|
||||
void *);
|
||||
|
||||
/* Switches common to the C front ends. */
|
||||
|
||||
/* Nonzero if prepreprocessing only. */
|
||||
|
||||
extern int flag_preprocess_only;
|
||||
|
||||
/* Zero means that faster, ...NonNil variants of objc_msgSend...
|
||||
calls will be used in ObjC; passing nil receivers to such calls
|
||||
will most likely result in crashes. */
|
||||
extern int flag_nil_receivers;
|
||||
|
||||
/* Nonzero means that we will allow new ObjC exception syntax (@throw,
|
||||
@try, etc.) in source code. */
|
||||
extern int flag_objc_exceptions;
|
||||
|
||||
/* Nonzero means that code generation will be altered to support
|
||||
"zero-link" execution. This currently affects ObjC only, but may
|
||||
affect other languages in the future. */
|
||||
extern int flag_zero_link;
|
||||
|
||||
/* Nonzero means emit an '__OBJC, __image_info' for the current translation
|
||||
unit. It will inform the ObjC runtime that class definition(s) herein
|
||||
contained are to replace one(s) previously loaded. */
|
||||
extern int flag_replace_objc_classes;
|
||||
|
||||
/* Nonzero means don't output line number information. */
|
||||
|
||||
extern char flag_no_line_commands;
|
||||
|
||||
/* Nonzero causes -E output not to be done, but directives such as
|
||||
#define that have side effects are still obeyed. */
|
||||
|
||||
extern char flag_no_output;
|
||||
|
||||
/* Nonzero means dump macros in some fashion; contains the 'D', 'M' or
|
||||
'N' of the command line switch. */
|
||||
|
||||
extern char flag_dump_macros;
|
||||
|
||||
/* Nonzero means pass #include lines through to the output. */
|
||||
|
||||
extern char flag_dump_includes;
|
||||
|
||||
/* The file name to which we should write a precompiled header, or
|
||||
NULL if no header will be written in this compile. */
|
||||
|
||||
extern const char *pch_file;
|
||||
|
||||
/* Nonzero if an ISO standard was selected. It rejects macros in the
|
||||
user's namespace. */
|
||||
extern int flag_iso;
|
||||
|
||||
/* Nonzero whenever Objective-C functionality is being used. */
|
||||
extern int flag_objc;
|
||||
extern int flag_iso;
|
||||
|
||||
/* Nonzero if -undef was given. It suppresses target built-in macros
|
||||
and assertions. */
|
||||
|
||||
extern int flag_undef;
|
||||
|
||||
/* Nonzero means don't recognize the non-ANSI builtin functions. */
|
||||
@ -405,10 +436,6 @@ extern int flag_no_asm;
|
||||
|
||||
extern int flag_const_strings;
|
||||
|
||||
/* Nonzero means `$' can be in an identifier. */
|
||||
|
||||
extern int dollars_in_ident;
|
||||
|
||||
/* Nonzero means to treat bitfields as signed unless they say `unsigned'. */
|
||||
|
||||
extern int flag_signed_bitfields;
|
||||
@ -530,15 +557,10 @@ extern int flag_isoc99;
|
||||
|
||||
extern int flag_bsd_format;
|
||||
|
||||
/* Nonzero means that we have builtin functions, and main is an int */
|
||||
/* Nonzero means that we have builtin functions, and main is an int. */
|
||||
|
||||
extern int flag_hosted;
|
||||
|
||||
/* Nonzero means add default format_arg attributes for functions not
|
||||
in ISO C. */
|
||||
|
||||
extern int flag_noniso_default_format_attributes;
|
||||
|
||||
/* Nonzero means warn when casting a function call to a type that does
|
||||
not match the return type (e.g. (float)sqrt() or (anything*)malloc()
|
||||
when there is no previous declaration of sqrt or malloc. */
|
||||
@ -549,6 +571,10 @@ extern int warn_bad_function_cast;
|
||||
|
||||
extern int warn_traditional;
|
||||
|
||||
/* Nonzero means warn for a declaration found after a statement. */
|
||||
|
||||
extern int warn_declaration_after_statement;
|
||||
|
||||
/* Nonzero means warn for non-prototype function decls
|
||||
or non-prototyped defs without previous prototype. */
|
||||
|
||||
@ -575,6 +601,12 @@ extern int warn_main;
|
||||
|
||||
extern int warn_sequence_point;
|
||||
|
||||
/* Nonzero means warn about uninitialized variable when it is initialized with itself.
|
||||
For example: int i = i;, GCC will not warn about this when warn_init_self is nonzero. */
|
||||
|
||||
extern int warn_init_self;
|
||||
|
||||
|
||||
/* Nonzero means to warn about compile-time division by zero. */
|
||||
extern int warn_div_by_zero;
|
||||
|
||||
@ -587,6 +619,10 @@ extern int warn_implicit_int;
|
||||
|
||||
extern int warn_nonnull;
|
||||
|
||||
/* Warn about old-style parameter declaration. */
|
||||
|
||||
extern int warn_old_style_definition;
|
||||
|
||||
|
||||
/* ObjC language option variables. */
|
||||
|
||||
@ -642,17 +678,6 @@ extern int flag_no_gnu_keywords;
|
||||
|
||||
extern int flag_implement_inlines;
|
||||
|
||||
/* Nonzero means do emit exported implementations of templates, instead of
|
||||
multiple static copies in each file that needs a definition. */
|
||||
|
||||
extern int flag_external_templates;
|
||||
|
||||
/* Nonzero means that the decision to emit or not emit the implementation of a
|
||||
template depends on where the template is instantiated, rather than where
|
||||
it is defined. */
|
||||
|
||||
extern int flag_alt_external_templates;
|
||||
|
||||
/* Nonzero means that implicit instantiations will be emitted if needed. */
|
||||
|
||||
extern int flag_implicit_templates;
|
||||
@ -718,15 +743,18 @@ extern int flag_new_for_scope;
|
||||
|
||||
extern int flag_weak;
|
||||
|
||||
/* 0 means we want the preprocessor to not emit line directives for
|
||||
the current working directory. 1 means we want it to do it. -1
|
||||
means we should decide depending on whether debugging information
|
||||
is being emitted or not. */
|
||||
|
||||
extern int flag_working_directory;
|
||||
|
||||
/* Nonzero to use __cxa_atexit, rather than atexit, to register
|
||||
destructors for local statics and global objects. */
|
||||
|
||||
extern int flag_use_cxa_atexit;
|
||||
|
||||
/* Nonzero means output .vtable_{entry,inherit} for use in doing vtable gc. */
|
||||
|
||||
extern int flag_vtable_gc;
|
||||
|
||||
/* Nonzero means make the default pedwarns warnings instead of errors.
|
||||
The value of this flag is ignored if -pedantic is specified. */
|
||||
|
||||
@ -739,26 +767,15 @@ extern int flag_permissive;
|
||||
|
||||
extern int flag_enforce_eh_specs;
|
||||
|
||||
/* The version of the C++ ABI in use. The following values are
|
||||
allowed:
|
||||
|
||||
0: The version of the ABI believed most conformant with the
|
||||
C++ ABI specification. This ABI may change as bugs are
|
||||
discovered and fixed. Therefore, 0 will not necessarily
|
||||
indicate the same ABI in different versions of G++.
|
||||
|
||||
1: The version of the ABI first used in G++ 3.2.
|
||||
|
||||
Additional positive integers will be assigned as new versions of
|
||||
the ABI become the default version of the ABI. */
|
||||
|
||||
extern int flag_abi_version;
|
||||
|
||||
/* Nonzero means warn about things that will change when compiling
|
||||
with an ABI-compliant compiler. */
|
||||
|
||||
extern int warn_abi;
|
||||
|
||||
/* Nonzero means warn about invalid uses of offsetof. */
|
||||
|
||||
extern int warn_invalid_offsetof;
|
||||
|
||||
/* Nonzero means warn about implicit declarations. */
|
||||
|
||||
extern int warn_implicit;
|
||||
@ -854,66 +871,60 @@ extern const struct attribute_spec c_common_format_attribute_table[];
|
||||
TYPE_DEP indicates whether it depends on type of the function or not
|
||||
(i.e. __PRETTY_FUNCTION__). */
|
||||
|
||||
extern tree (*make_fname_decl) PARAMS ((tree, int));
|
||||
extern tree (*make_fname_decl) (tree, int);
|
||||
|
||||
extern tree identifier_global_value PARAMS ((tree));
|
||||
extern void record_builtin_type PARAMS ((enum rid,
|
||||
const char *, tree));
|
||||
extern tree build_void_list_node PARAMS ((void));
|
||||
extern void start_fname_decls PARAMS ((void));
|
||||
extern void finish_fname_decls PARAMS ((void));
|
||||
extern const char *fname_as_string PARAMS ((int));
|
||||
extern tree fname_decl PARAMS ((unsigned, tree));
|
||||
extern const char *fname_string PARAMS ((unsigned));
|
||||
extern tree identifier_global_value (tree);
|
||||
extern void record_builtin_type (enum rid, const char *, tree);
|
||||
extern tree build_void_list_node (void);
|
||||
extern void start_fname_decls (void);
|
||||
extern void finish_fname_decls (void);
|
||||
extern const char *fname_as_string (int);
|
||||
extern tree fname_decl (unsigned, tree);
|
||||
|
||||
extern void check_function_arguments PARAMS ((tree, tree));
|
||||
extern void check_function_arguments_recurse PARAMS ((void (*) (void *,
|
||||
tree,
|
||||
unsigned HOST_WIDE_INT),
|
||||
void *, tree,
|
||||
unsigned HOST_WIDE_INT));
|
||||
extern void check_function_format PARAMS ((int *, tree, tree));
|
||||
extern void set_Wformat PARAMS ((int));
|
||||
extern tree handle_format_attribute PARAMS ((tree *, tree, tree,
|
||||
int, bool *));
|
||||
extern tree handle_format_arg_attribute PARAMS ((tree *, tree, tree,
|
||||
int, bool *));
|
||||
extern void c_common_insert_default_attributes PARAMS ((tree));
|
||||
extern int c_common_decode_option PARAMS ((int, char **));
|
||||
extern tree c_common_type_for_mode PARAMS ((enum machine_mode,
|
||||
int));
|
||||
extern tree c_common_type_for_size PARAMS ((unsigned int, int));
|
||||
extern tree c_common_unsigned_type PARAMS ((tree));
|
||||
extern tree c_common_signed_type PARAMS ((tree));
|
||||
extern tree c_common_signed_or_unsigned_type PARAMS ((int, tree));
|
||||
extern tree c_common_truthvalue_conversion PARAMS ((tree));
|
||||
extern void c_apply_type_quals_to_decl PARAMS ((int, tree));
|
||||
extern tree c_sizeof_or_alignof_type PARAMS ((tree, enum tree_code, int));
|
||||
extern tree c_alignof_expr PARAMS ((tree));
|
||||
extern void check_function_arguments (tree, tree);
|
||||
extern void check_function_arguments_recurse (void (*)
|
||||
(void *, tree,
|
||||
unsigned HOST_WIDE_INT),
|
||||
void *, tree,
|
||||
unsigned HOST_WIDE_INT);
|
||||
extern void check_function_format (int *, tree, tree);
|
||||
extern void set_Wformat (int);
|
||||
extern tree handle_format_attribute (tree *, tree, tree, int, bool *);
|
||||
extern tree handle_format_arg_attribute (tree *, tree, tree, int, bool *);
|
||||
extern int c_common_handle_option (size_t code, const char *arg, int value);
|
||||
extern bool c_common_missing_argument (const char *opt, size_t code);
|
||||
extern tree c_common_type_for_mode (enum machine_mode, int);
|
||||
extern tree c_common_type_for_size (unsigned int, int);
|
||||
extern tree c_common_unsigned_type (tree);
|
||||
extern tree c_common_signed_type (tree);
|
||||
extern tree c_common_signed_or_unsigned_type (int, tree);
|
||||
extern tree c_common_truthvalue_conversion (tree);
|
||||
extern void c_apply_type_quals_to_decl (int, tree);
|
||||
extern tree c_sizeof_or_alignof_type (tree, enum tree_code, int);
|
||||
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 PARAMS ((enum tree_code));
|
||||
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 c_expand_expr_stmt PARAMS ((tree));
|
||||
extern void c_expand_start_cond PARAMS ((tree, int, tree));
|
||||
extern void c_finish_then PARAMS ((void));
|
||||
extern void c_expand_start_else PARAMS ((void));
|
||||
extern void c_finish_else PARAMS ((void));
|
||||
extern void c_expand_end_cond PARAMS ((void));
|
||||
extern tree c_expand_expr_stmt (tree);
|
||||
extern void c_expand_start_cond (tree, int, tree);
|
||||
extern void c_finish_then (void);
|
||||
extern void c_expand_start_else (void);
|
||||
extern void c_finish_else (void);
|
||||
extern void c_expand_end_cond (void);
|
||||
/* Validate the expression after `case' and apply default promotions. */
|
||||
extern tree check_case_value PARAMS ((tree));
|
||||
extern tree fix_string_type PARAMS ((tree));
|
||||
extern tree check_case_value (tree);
|
||||
extern tree fix_string_type (tree);
|
||||
struct varray_head_tag;
|
||||
extern tree combine_strings PARAMS ((struct varray_head_tag *));
|
||||
extern void constant_expression_warning PARAMS ((tree));
|
||||
extern tree convert_and_check PARAMS ((tree, tree));
|
||||
extern void overflow_warning PARAMS ((tree));
|
||||
extern void unsigned_conversion_warning PARAMS ((tree, tree));
|
||||
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);
|
||||
|
||||
/* Read the rest of the current #-directive line. */
|
||||
extern char *get_directive_line PARAMS ((void));
|
||||
extern char *get_directive_line (void);
|
||||
#define GET_DIRECTIVE_LINE() get_directive_line ()
|
||||
#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)
|
||||
@ -921,31 +932,41 @@ extern char *get_directive_line PARAMS ((void));
|
||||
/* 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 PARAMS ((tree *, tree *, tree *, enum tree_code *));
|
||||
extern tree shorten_compare (tree *, tree *, tree *, enum tree_code *);
|
||||
|
||||
extern tree pointer_int_sum PARAMS ((enum tree_code, tree, tree));
|
||||
extern unsigned int min_precision PARAMS ((tree, int));
|
||||
extern tree pointer_int_sum (enum tree_code, tree, tree);
|
||||
extern unsigned int min_precision (tree, int);
|
||||
|
||||
/* Add qualifiers to a type, in the fashion for C. */
|
||||
extern tree c_build_qualified_type PARAMS ((tree, int));
|
||||
extern tree c_build_qualified_type (tree, int);
|
||||
|
||||
/* Build tree nodes and builtin functions common to both C and C++ language
|
||||
frontends. */
|
||||
extern void c_common_nodes_and_builtins PARAMS ((void));
|
||||
extern void c_common_nodes_and_builtins (void);
|
||||
|
||||
extern void disable_builtin_function PARAMS ((const char *));
|
||||
extern void disable_builtin_function (const char *);
|
||||
|
||||
extern tree build_va_arg PARAMS ((tree, tree));
|
||||
extern tree build_va_arg (tree, tree);
|
||||
|
||||
extern void c_common_init_options PARAMS ((enum c_language_kind));
|
||||
extern bool c_common_post_options PARAMS ((void));
|
||||
extern const char *c_common_init PARAMS ((const char *));
|
||||
extern void c_common_finish PARAMS ((void));
|
||||
extern void c_common_parse_file PARAMS ((int));
|
||||
extern HOST_WIDE_INT c_common_get_alias_set PARAMS ((tree));
|
||||
extern bool c_promoting_integer_type_p PARAMS ((tree));
|
||||
extern int self_promoting_args_p PARAMS ((tree));
|
||||
extern tree strip_array_types PARAMS ((tree));
|
||||
extern unsigned int c_common_init_options (unsigned int, const char **);
|
||||
extern bool c_common_post_options (const char **);
|
||||
extern bool c_common_init (void);
|
||||
extern void c_common_finish (void);
|
||||
extern void c_common_parse_file (int);
|
||||
extern HOST_WIDE_INT c_common_get_alias_set (tree);
|
||||
extern void c_register_builtin_type (tree, const char*);
|
||||
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);
|
||||
|
||||
/* This function resets the parsers' state in preparation for parsing
|
||||
a new file. */
|
||||
extern void c_reset_state (void);
|
||||
/* 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. */
|
||||
|
||||
@ -1005,7 +1026,7 @@ extern tree strip_array_types PARAMS ((tree));
|
||||
/* GOTO_STMT accessor. This gives access to the label associated with
|
||||
a goto statement. */
|
||||
#define GOTO_DESTINATION(NODE) TREE_OPERAND (GOTO_STMT_CHECK (NODE), 0)
|
||||
/* True for goto created artifically by the compiler. */
|
||||
/* True for goto created artificially by the compiler. */
|
||||
#define GOTO_FAKE_P(NODE) (TREE_LANG_FLAG_0 (GOTO_STMT_CHECK (NODE)))
|
||||
|
||||
/* COMPOUND_STMT accessor. This gives access to the TREE_LIST of
|
||||
@ -1035,6 +1056,11 @@ extern tree strip_array_types PARAMS ((tree));
|
||||
#define STMT_EXPR_NO_SCOPE(NODE) \
|
||||
TREE_LANG_FLAG_0 (STMT_EXPR_CHECK (NODE))
|
||||
|
||||
/* Nonzero if this statement-expression should cause warning if its result
|
||||
is not used. */
|
||||
#define STMT_EXPR_WARN_UNUSED_RESULT(NODE) \
|
||||
TREE_LANG_FLAG_3 (STMT_EXPR_CHECK (NODE))
|
||||
|
||||
/* LABEL_STMT accessor. This gives access to the label associated with
|
||||
the given label statement. */
|
||||
#define LABEL_STMT_LABEL(NODE) TREE_OPERAND (LABEL_STMT_CHECK (NODE), 0)
|
||||
@ -1128,28 +1154,48 @@ enum c_tree_code {
|
||||
|
||||
#undef DEFTREECODE
|
||||
|
||||
extern void genrtl_do_pushlevel PARAMS ((void));
|
||||
extern void genrtl_goto_stmt PARAMS ((tree));
|
||||
extern void genrtl_expr_stmt PARAMS ((tree));
|
||||
extern void genrtl_expr_stmt_value PARAMS ((tree, int, int));
|
||||
extern void genrtl_decl_stmt PARAMS ((tree));
|
||||
extern void genrtl_if_stmt PARAMS ((tree));
|
||||
extern void genrtl_while_stmt PARAMS ((tree));
|
||||
extern void genrtl_do_stmt PARAMS ((tree));
|
||||
extern void genrtl_return_stmt PARAMS ((tree));
|
||||
extern void genrtl_for_stmt PARAMS ((tree));
|
||||
extern void genrtl_break_stmt PARAMS ((void));
|
||||
extern void genrtl_continue_stmt PARAMS ((void));
|
||||
extern void genrtl_scope_stmt PARAMS ((tree));
|
||||
extern void genrtl_switch_stmt PARAMS ((tree));
|
||||
extern void genrtl_case_label PARAMS ((tree));
|
||||
extern void genrtl_compound_stmt PARAMS ((tree));
|
||||
extern void genrtl_asm_stmt PARAMS ((tree, tree,
|
||||
tree, tree,
|
||||
tree, int));
|
||||
extern void genrtl_decl_cleanup PARAMS ((tree));
|
||||
extern int stmts_are_full_exprs_p PARAMS ((void));
|
||||
extern int anon_aggr_type_p PARAMS ((tree));
|
||||
#define c_common_stmt_codes \
|
||||
CLEANUP_STMT, EXPR_STMT, COMPOUND_STMT, \
|
||||
DECL_STMT, IF_STMT, FOR_STMT, \
|
||||
WHILE_STMT, DO_STMT, RETURN_STMT, \
|
||||
BREAK_STMT, CONTINUE_STMT, SCOPE_STMT, \
|
||||
SWITCH_STMT, GOTO_STMT, LABEL_STMT, \
|
||||
ASM_STMT, FILE_STMT, CASE_LABEL
|
||||
|
||||
/* TRUE if a code represents a statement. The front end init
|
||||
langhook should take care of initialization of this array. */
|
||||
extern bool statement_code_p[MAX_TREE_CODES];
|
||||
|
||||
#define STATEMENT_CODE_P(CODE) statement_code_p[(int) (CODE)]
|
||||
|
||||
#define INIT_STATEMENT_CODES(STMT_CODES) \
|
||||
do { \
|
||||
unsigned int i; \
|
||||
memset (&statement_code_p, 0, sizeof (statement_code_p)); \
|
||||
for (i = 0; i < ARRAY_SIZE (STMT_CODES); i++) \
|
||||
statement_code_p[STMT_CODES[i]] = true; \
|
||||
} while (0)
|
||||
|
||||
extern void genrtl_do_pushlevel (void);
|
||||
extern void genrtl_goto_stmt (tree);
|
||||
extern void genrtl_expr_stmt (tree);
|
||||
extern void genrtl_expr_stmt_value (tree, int, int);
|
||||
extern void genrtl_decl_stmt (tree);
|
||||
extern void genrtl_if_stmt (tree);
|
||||
extern void genrtl_while_stmt (tree);
|
||||
extern void genrtl_do_stmt (tree);
|
||||
extern void genrtl_return_stmt (tree);
|
||||
extern void genrtl_for_stmt (tree);
|
||||
extern void genrtl_break_stmt (void);
|
||||
extern void genrtl_continue_stmt (void);
|
||||
extern void genrtl_scope_stmt (tree);
|
||||
extern void genrtl_switch_stmt (tree);
|
||||
extern void genrtl_case_label (tree);
|
||||
extern void genrtl_compound_stmt (tree);
|
||||
extern void genrtl_asm_stmt (tree, tree, tree, tree, tree, int);
|
||||
extern void genrtl_cleanup_stmt (tree);
|
||||
extern int stmts_are_full_exprs_p (void);
|
||||
extern int anon_aggr_type_p (tree);
|
||||
|
||||
/* For a VAR_DECL that is an anonymous union, these are the various
|
||||
sub-variables that make up the anonymous union. */
|
||||
@ -1167,16 +1213,16 @@ extern int anon_aggr_type_p PARAMS ((tree));
|
||||
an explicit asm specification. */
|
||||
#define DECL_C_HARD_REGISTER(DECL) DECL_LANG_FLAG_4 (VAR_DECL_CHECK (DECL))
|
||||
|
||||
extern void emit_local_var PARAMS ((tree));
|
||||
extern void make_rtl_for_local_static PARAMS ((tree));
|
||||
extern tree expand_cond PARAMS ((tree));
|
||||
extern tree c_expand_return PARAMS ((tree));
|
||||
extern tree do_case PARAMS ((tree, tree));
|
||||
extern tree build_stmt PARAMS ((enum tree_code, ...));
|
||||
extern tree build_case_label PARAMS ((tree, tree, tree));
|
||||
extern tree build_continue_stmt PARAMS ((void));
|
||||
extern tree build_break_stmt PARAMS ((void));
|
||||
extern tree build_return_stmt PARAMS ((tree));
|
||||
extern void emit_local_var (tree);
|
||||
extern void make_rtl_for_local_static (tree);
|
||||
extern tree expand_cond (tree);
|
||||
extern tree c_expand_return (tree);
|
||||
extern tree do_case (tree, tree);
|
||||
extern tree build_stmt (enum tree_code, ...);
|
||||
extern tree build_case_label (tree, tree, tree);
|
||||
extern tree build_continue_stmt (void);
|
||||
extern tree build_break_stmt (void);
|
||||
extern tree build_return_stmt (tree);
|
||||
|
||||
#define COMPOUND_STMT_NO_SCOPE(NODE) TREE_LANG_FLAG_0 (NODE)
|
||||
|
||||
@ -1184,63 +1230,59 @@ extern tree build_return_stmt PARAMS ((tree));
|
||||
initializers and cleanups. */
|
||||
#define COMPOUND_STMT_BODY_BLOCK(NODE) TREE_LANG_FLAG_3 (NODE)
|
||||
|
||||
extern void c_expand_asm_operands PARAMS ((tree, tree, tree, tree, int, const char *, int));
|
||||
extern void c_expand_asm_operands (tree, tree, tree, tree, int, location_t);
|
||||
|
||||
/* These functions must be defined by each front-end which implements
|
||||
a variant of the C language. They are used in c-common.c. */
|
||||
|
||||
extern tree build_unary_op PARAMS ((enum tree_code,
|
||||
tree, int));
|
||||
extern tree build_binary_op PARAMS ((enum tree_code,
|
||||
tree, tree, int));
|
||||
extern int lvalue_p PARAMS ((tree));
|
||||
extern tree default_conversion PARAMS ((tree));
|
||||
extern tree build_unary_op (enum tree_code, tree, int);
|
||||
extern tree build_binary_op (enum tree_code, tree, tree, int);
|
||||
extern int lvalue_p (tree);
|
||||
extern tree default_conversion (tree);
|
||||
|
||||
/* Given two integer or real types, return the type for their sum.
|
||||
Given two compatible ANSI C types, returns the merged type. */
|
||||
|
||||
extern tree common_type PARAMS ((tree, tree));
|
||||
extern tree common_type (tree, tree);
|
||||
|
||||
extern tree expand_tree_builtin PARAMS ((tree, tree, tree));
|
||||
extern tree expand_tree_builtin (tree, tree, tree);
|
||||
|
||||
extern tree decl_constant_value PARAMS ((tree));
|
||||
extern tree decl_constant_value (tree);
|
||||
|
||||
/* Handle increment and decrement of boolean types. */
|
||||
extern tree boolean_increment PARAMS ((enum tree_code,
|
||||
tree));
|
||||
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 PARAMS ((void));
|
||||
extern void extract_interface_info (void);
|
||||
|
||||
extern int case_compare PARAMS ((splay_tree_key,
|
||||
splay_tree_key));
|
||||
extern int case_compare (splay_tree_key, splay_tree_key);
|
||||
|
||||
extern tree c_add_case_label PARAMS ((splay_tree,
|
||||
tree, tree,
|
||||
tree));
|
||||
extern tree c_add_case_label (splay_tree, tree, tree, tree);
|
||||
|
||||
extern tree build_function_call PARAMS ((tree, tree));
|
||||
extern tree build_function_call (tree, tree);
|
||||
|
||||
extern tree finish_label_address_expr PARAMS ((tree));
|
||||
extern tree finish_label_address_expr (tree);
|
||||
|
||||
/* Same function prototype, but the C and C++ front ends have
|
||||
different implementations. Used in c-common.c. */
|
||||
extern tree lookup_label PARAMS ((tree));
|
||||
extern tree lookup_label (tree);
|
||||
|
||||
extern rtx c_expand_expr PARAMS ((tree, rtx,
|
||||
enum machine_mode,
|
||||
int));
|
||||
extern rtx c_expand_expr (tree, rtx, enum machine_mode, int, rtx *);
|
||||
|
||||
extern int c_safe_from_p PARAMS ((rtx, tree));
|
||||
extern int c_safe_from_p (rtx, tree);
|
||||
|
||||
extern int c_staticp PARAMS ((tree));
|
||||
extern int c_staticp (tree);
|
||||
|
||||
extern int c_common_unsafe_for_reeval PARAMS ((tree));
|
||||
extern int c_common_unsafe_for_reeval (tree);
|
||||
|
||||
extern const char *init_c_lex PARAMS ((const char *));
|
||||
extern void init_c_lex (void);
|
||||
|
||||
extern void cb_register_builtins PARAMS ((cpp_reader *));
|
||||
extern void c_cpp_builtins (cpp_reader *);
|
||||
|
||||
/* Positive if an implicit `extern "C"' scope has just been entered;
|
||||
negative if such a scope has just been exited. */
|
||||
extern int pending_lang_change;
|
||||
|
||||
/* Information recorded about each file examined during compilation. */
|
||||
|
||||
@ -1251,9 +1293,41 @@ struct c_fileinfo
|
||||
short interface_unknown;
|
||||
};
|
||||
|
||||
struct c_fileinfo *get_fileinfo PARAMS ((const char *));
|
||||
extern void dump_time_statistics PARAMS ((void));
|
||||
struct c_fileinfo *get_fileinfo (const char *);
|
||||
extern void dump_time_statistics (void);
|
||||
|
||||
extern int c_dump_tree PARAMS ((void *, tree));
|
||||
extern bool c_dump_tree (void *, tree);
|
||||
|
||||
extern void pch_init (void);
|
||||
extern int c_common_valid_pch (cpp_reader *pfile, const char *name, int fd);
|
||||
extern void c_common_read_pch (cpp_reader *pfile, const char *name, int fd,
|
||||
const char *orig);
|
||||
extern void c_common_write_pch (void);
|
||||
extern void c_common_no_more_pch (void);
|
||||
extern void builtin_define_with_value (const char *, const char *, int);
|
||||
extern void c_stddef_cpp_builtins (void);
|
||||
extern void fe_file_change (const struct line_map *);
|
||||
extern int c_estimate_num_insns (tree decl);
|
||||
extern bool c_decl_uninit (tree t);
|
||||
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);
|
||||
extern tree objc_is_object_ptr (tree);
|
||||
extern void objc_check_decl (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 *);
|
||||
|
||||
/* In c-ppoutput.c */
|
||||
extern void init_pp_output (FILE *);
|
||||
extern void preprocess_file (cpp_reader *);
|
||||
extern void pp_file_change (const struct line_map *);
|
||||
extern void pp_dir_change (cpp_reader *, const char *);
|
||||
|
||||
#endif /* ! GCC_C_COMMON_H */
|
||||
|
Loading…
Reference in New Issue
Block a user