/* Various declarations for the C and C++ pretty-printers.
- Copyright (C) 2002 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2007, 2009 Free Software Foundation, Inc.
Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net>
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
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
+
+#ifndef GCC_C_PRETTY_PRINTER
+#define GCC_C_PRETTY_PRINTER
#include "tree.h"
#include "c-common.h"
#include "pretty-print.h"
+typedef enum
+ {
+ pp_c_flag_abstract = 1 << 1,
+ pp_c_flag_last_bit = 2
+ } pp_c_pretty_print_flags;
+
+
/* The data type used to bundle information necessary for pretty-printing
a C or C++ entity. */
-typedef struct c_pretty_print_info c_pretty_print_info;
+typedef struct c_pretty_print_info c_pretty_printer;
/* The type of a C pretty-printer 'member' function. */
-typedef void (*c_pretty_print_fn) PARAMS ((c_pretty_print_info *, tree));
-
+typedef void (*c_pretty_print_fn) (c_pretty_printer *, tree);
+
+/* The datatype that contains information necessary for pretty-printing
+ a tree that represents a C construct. Any pretty-printer for a
+ language using C/c++ syntax can derive from this datatype and reuse
+ facilities provided here. It can do so by having a subobject of type
+ c_pretty_printer and override the macro pp_c_base to return a pointer
+ to that subobject. Such a pretty-printer has the responsibility to
+ initialize the pp_base() part, then call pp_c_pretty_printer_init
+ to set up the components that are specific to the C pretty-printer.
+ A derived pretty-printer can override any function listed in the
+ vtable below. See cp/cxx-pretty-print.h and cp/cxx-pretty-print.c
+ for an example of derivation. */
struct c_pretty_print_info
{
- struct pretty_print_info base;
+ pretty_printer base;
/* Points to the first element of an array of offset-list.
Not used yet. */
int *offset_list;
- /* These must be overriden by each of the C and C++ front-end to
- reflect their understanding of syntatic productions when they differ. */
+ pp_flags flags;
+
+ /* These must be overridden by each of the C and C++ front-end to
+ reflect their understanding of syntactic productions when they differ. */
c_pretty_print_fn declaration;
c_pretty_print_fn declaration_specifiers;
- c_pretty_print_fn type_specifier;
c_pretty_print_fn declarator;
+ c_pretty_print_fn abstract_declarator;
+ c_pretty_print_fn direct_abstract_declarator;
+ c_pretty_print_fn type_specifier_seq;
c_pretty_print_fn direct_declarator;
- c_pretty_print_fn parameter_declaration;
+ c_pretty_print_fn ptr_operator;
+ c_pretty_print_fn parameter_list;
c_pretty_print_fn type_id;
+ c_pretty_print_fn simple_type_specifier;
+ c_pretty_print_fn function_specifier;
+ c_pretty_print_fn storage_class_specifier;
+ c_pretty_print_fn initializer;
c_pretty_print_fn statement;
+ c_pretty_print_fn constant;
+ c_pretty_print_fn id_expression;
c_pretty_print_fn primary_expression;
c_pretty_print_fn postfix_expression;
c_pretty_print_fn unary_expression;
- c_pretty_print_fn initializer;
c_pretty_print_fn multiplicative_expression;
c_pretty_print_fn conditional_expression;
c_pretty_print_fn assignment_expression;
+ c_pretty_print_fn expression;
};
-#define pp_buffer(PPI) (PPI)->base.buffer
-#define pp_c_left_paren(PPI) \
- do { \
- pp_left_paren (PPI); \
- (PPI)->base.padding = pp_none; \
- } while (0)
-#define pp_c_right_paren(PPI) \
- do { \
- pp_right_paren (PPI); \
- (PPI)->base.padding = pp_none; \
- } while (0)
-#define pp_c_left_bracket(PPI) \
- do { \
- pp_left_bracket (PPI); \
- (PPI)->base.padding = pp_none; \
- } while (0)
-#define pp_c_right_bracket(PPI) \
- do { \
- pp_right_bracket (PPI); \
- (PPI)->base.padding = pp_none; \
- } while (0)
-#define pp_c_whitespace(PPI) \
- do { \
- pp_whitespace (PPI); \
- (PPI)->base.padding = pp_none; \
- } while (0)
-#define pp_c_maybe_whitespace(PPI) \
- do { \
- if ((PPI)->base.padding != pp_none) \
- pp_c_whitespace (PPI); \
- } while (0)
-#define pp_c_identifier(PPI, ID) \
- do { \
- pp_c_maybe_whitespace (PPI); \
- pp_identifier (PPI, ID); \
- (PPI)->base.padding = pp_before; \
- } while (0)
-
-#define pp_c_tree_identifier(PPI, ID) \
- pp_c_identifier (PPI, IDENTIFIER_POINTER (ID))
-
+/* Override the pp_base macro. Derived pretty-printers should not
+ touch this macro. Instead they should override pp_c_base instead. */
+#undef pp_base
+#define pp_base(PP) (&pp_c_base (PP)->base)
-#define pp_declaration(PPI, T) (*(PPI)->declaration) (PPI, T)
-#define pp_declaration_specifiers(PPI, D) \
- (*(PPI)->declaration_specifiers) (PPI, D)
-#define pp_type_specifier(PPI, D) (*(PPI)->type_specifier) (PPI, D)
-#define pp_declarator(PPI, D) (*(PPI)->declarator) (PPI, D)
-#define pp_direct_declarator(PPI, D) (*(PPI)->direct_declarator) (PPI, D)
-#define pp_parameter_declaration(PPI, T) \
- (*(PPI)->parameter_declaration) (PPI, T)
-#define pp_type_id(PPI, D) (*(PPI)->type_id) (PPI, D)
-#define pp_statement(PPI, S) (*(PPI)->statement) (PPI, S)
-
-#define pp_primary_expression(PPI, E) (*(PPI)->primary_expression) (PPI, E)
-#define pp_postfix_expression(PPI, E) (*(PPI)->postfix_expression) (PPI, E)
-#define pp_unary_expression(PPI, E) (*(PPI)->unary_expression) (PPI, E)
-#define pp_initializer(PPI, E) (*(PPI)->initializer) (PPI, E)
-#define pp_multiplicative_expression(PPI, E)\
- (*(PPI)->multiplicative_expression) (PPI, E)
-#define pp_conditional_expression(PPI, E) \
- (*(PPI)->conditional_expression) (PPI, E)
-#define pp_assignment_expression(PPI, E) \
- (*(PPI)->assignment_expression) (PPI, E)
+#define pp_c_tree_identifier(PPI, ID) \
+ pp_c_identifier (PPI, IDENTIFIER_POINTER (ID))
+#define pp_declaration(PPI, T) \
+ pp_c_base (PPI)->declaration (pp_c_base (PPI), T)
+#define pp_declaration_specifiers(PPI, D) \
+ pp_c_base (PPI)->declaration_specifiers (pp_c_base (PPI), D)
+#define pp_abstract_declarator(PP, D) \
+ pp_c_base (PP)->abstract_declarator (pp_c_base (PP), D)
+#define pp_type_specifier_seq(PPI, D) \
+ pp_c_base (PPI)->type_specifier_seq (pp_c_base (PPI), D)
+#define pp_declarator(PPI, D) \
+ pp_c_base (PPI)->declarator (pp_c_base (PPI), D)
+#define pp_direct_declarator(PPI, D) \
+ pp_c_base (PPI)->direct_declarator (pp_c_base (PPI), D)
+#define pp_direct_abstract_declarator(PP, D) \
+ pp_c_base (PP)->direct_abstract_declarator (pp_c_base (PP), D)
+#define pp_ptr_operator(PP, D) \
+ pp_c_base (PP)->ptr_operator (pp_c_base (PP), D)
+#define pp_parameter_list(PPI, T) \
+ pp_c_base (PPI)->parameter_list (pp_c_base (PPI), T)
+#define pp_type_id(PPI, D) \
+ pp_c_base (PPI)->type_id (pp_c_base (PPI), D)
+#define pp_simple_type_specifier(PP, T) \
+ pp_c_base (PP)->simple_type_specifier (pp_c_base (PP), T)
+#define pp_function_specifier(PP, D) \
+ pp_c_base (PP)->function_specifier (pp_c_base (PP), D)
+#define pp_storage_class_specifier(PP, D) \
+ pp_c_base (PP)->storage_class_specifier (pp_c_base (PP), D);
+
+#define pp_statement(PPI, S) \
+ pp_c_base (PPI)->statement (pp_c_base (PPI), S)
+
+#define pp_constant(PP, E) \
+ pp_c_base (PP)->constant (pp_c_base (PP), E)
+#define pp_id_expression(PP, E) \
+ pp_c_base (PP)->id_expression (pp_c_base (PP), E)
+#define pp_primary_expression(PPI, E) \
+ pp_c_base (PPI)->primary_expression (pp_c_base (PPI), E)
+#define pp_postfix_expression(PPI, E) \
+ pp_c_base (PPI)->postfix_expression (pp_c_base (PPI), E)
+#define pp_unary_expression(PPI, E) \
+ pp_c_base (PPI)->unary_expression (pp_c_base (PPI), E)
+#define pp_initializer(PPI, E) \
+ pp_c_base (PPI)->initializer (pp_c_base (PPI), E)
+#define pp_multiplicative_expression(PPI, E) \
+ pp_c_base (PPI)->multiplicative_expression (pp_c_base (PPI), E)
+#define pp_conditional_expression(PPI, E) \
+ pp_c_base (PPI)->conditional_expression (pp_c_base (PPI), E)
+#define pp_assignment_expression(PPI, E) \
+ pp_c_base (PPI)->assignment_expression (pp_c_base (PPI), E)
+#define pp_expression(PP, E) \
+ pp_c_base (PP)->expression (pp_c_base (PP), E)
+
+
+/* Returns the c_pretty_printer base object of PRETTY-PRINTER. This
+ macro must be overridden by any subclass of c_pretty_print_info. */
+#define pp_c_base(PP) (PP)
+
+extern void pp_c_pretty_printer_init (c_pretty_printer *);
+void pp_c_whitespace (c_pretty_printer *);
+void pp_c_left_paren (c_pretty_printer *);
+void pp_c_right_paren (c_pretty_printer *);
+void pp_c_left_brace (c_pretty_printer *);
+void pp_c_right_brace (c_pretty_printer *);
+void pp_c_left_bracket (c_pretty_printer *);
+void pp_c_right_bracket (c_pretty_printer *);
+void pp_c_dot (c_pretty_printer *);
+void pp_c_ampersand (c_pretty_printer *);
+void pp_c_star (c_pretty_printer *);
+void pp_c_arrow (c_pretty_printer *);
+void pp_c_semicolon (c_pretty_printer *);
+void pp_c_complement (c_pretty_printer *);
+void pp_c_exclamation (c_pretty_printer *);
+void pp_c_space_for_pointer_operator (c_pretty_printer *, tree);
/* Declarations. */
-void pp_c_cv_qualifier PARAMS ((c_pretty_print_info *, int));
-void pp_c_parameter_declaration_clause PARAMS ((c_pretty_print_info *, tree));
-void pp_c_declaration PARAMS ((c_pretty_print_info *, tree));
-void pp_c_statement PARAMS ((c_pretty_print_info *, tree));
-void pp_c_expression PARAMS ((c_pretty_print_info *, tree));
+void pp_c_tree_decl_identifier (c_pretty_printer *, tree);
+void pp_c_function_definition (c_pretty_printer *, tree);
+void pp_c_attributes (c_pretty_printer *, tree);
+void pp_c_type_qualifier_list (c_pretty_printer *, tree);
+void pp_c_parameter_type_list (c_pretty_printer *, tree);
+void pp_c_declaration (c_pretty_printer *, tree);
+void pp_c_declaration_specifiers (c_pretty_printer *, tree);
+void pp_c_declarator (c_pretty_printer *, tree);
+void pp_c_direct_declarator (c_pretty_printer *, tree);
+void pp_c_specifier_qualifier_list (c_pretty_printer *, tree);
+void pp_c_function_specifier (c_pretty_printer *, tree);
+void pp_c_type_id (c_pretty_printer *, tree);
+void pp_c_direct_abstract_declarator (c_pretty_printer *, tree);
+void pp_c_type_specifier (c_pretty_printer *, tree);
+void pp_c_storage_class_specifier (c_pretty_printer *, tree);
/* Statements. */
-void pp_c_statement PARAMS ((c_pretty_print_info *, tree));
+void pp_c_statement (c_pretty_printer *, tree);
/* Expressions. */
-void pp_c_expression PARAMS ((c_pretty_print_info *, tree));
-void pp_c_logical_or_expression PARAMS ((c_pretty_print_info *, tree));
-void pp_c_expression_list PARAMS ((c_pretty_print_info *, tree));
-void pp_c_cast_expression PARAMS ((c_pretty_print_info *, tree));
-void pp_c_postfix_expression PARAMS ((c_pretty_print_info *, tree));
-void pp_c_initializer PARAMS ((c_pretty_print_info *, tree));
-void pp_c_literal PARAMS ((c_pretty_print_info *, tree));
+void pp_c_expression (c_pretty_printer *, tree);
+void pp_c_logical_or_expression (c_pretty_printer *, tree);
+void pp_c_expression_list (c_pretty_printer *, tree);
+void pp_c_constructor_elts (c_pretty_printer *, VEC(constructor_elt,gc) *);
+void pp_c_call_argument_list (c_pretty_printer *, tree);
+void pp_c_unary_expression (c_pretty_printer *, tree);
+void pp_c_cast_expression (c_pretty_printer *, tree);
+void pp_c_postfix_expression (c_pretty_printer *, tree);
+void pp_c_primary_expression (c_pretty_printer *, tree);
+void pp_c_init_declarator (c_pretty_printer *, tree);
+void pp_c_constant (c_pretty_printer *, tree);
+void pp_c_id_expression (c_pretty_printer *, tree);
+void pp_c_ws_string (c_pretty_printer *, const char *);
+void pp_c_identifier (c_pretty_printer *, const char *);
+void pp_c_string_literal (c_pretty_printer *, tree);
+
+void print_c_tree (FILE *file, tree t);
+
+#endif /* GCC_C_PRETTY_PRINTER */
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