1/* Various declarations for the C and C++ pretty-printers.
2 Copyright (C) 2002-2025 Free Software Foundation, Inc.
3 Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net>
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 3, or (at your option) any later
10version.
11
12GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING3. If not see
19<http://www.gnu.org/licenses/>. */
20
21#ifndef GCC_C_PRETTY_PRINTER
22#define GCC_C_PRETTY_PRINTER
23
24#include "tree.h"
25#include "c-family/c-common.h"
26#include "pretty-print.h"
27
28
29enum pp_c_pretty_print_flags
30 {
31 pp_c_flag_abstract = 1 << 1,
32 pp_c_flag_gnu_v3 = 1 << 2,
33 pp_c_flag_last_bit = 3
34 };
35
36
37/* The data type used to bundle information necessary for pretty-printing
38 a C or C++ entity. */
39class c_pretty_printer;
40
41/* The type of a C pretty-printer 'member' function. */
42typedef void (*c_pretty_print_fn) (c_pretty_printer *, tree);
43
44/* The datatype that contains information necessary for pretty-printing
45 a tree that represents a C construct. Any pretty-printer for a
46 language using C syntax can derive from this datatype and reuse
47 facilities provided here. A derived pretty-printer can override
48 any function listed in the vtable below. See cp/cxx-pretty-print.h
49 and cp/cxx-pretty-print.cc for an example of derivation. */
50class c_pretty_printer : public pretty_printer
51{
52 dump_flags_t dump_flags;
53
54public:
55 c_pretty_printer (dump_flags_t = TDF_NONE);
56 std::unique_ptr<pretty_printer> clone () const override;
57
58 // Format string, possibly translated.
59 void translate_string (const char *);
60
61 virtual void constant (tree);
62 virtual void id_expression (tree);
63 virtual void primary_expression (tree);
64 virtual void postfix_expression (tree);
65 virtual void unary_expression (tree);
66 virtual void multiplicative_expression (tree);
67 virtual void conditional_expression (tree);
68 virtual void assignment_expression (tree);
69 virtual void expression (tree);
70
71 virtual void type_id (tree);
72 virtual void statement (tree);
73
74 virtual void declaration (tree);
75 virtual void declaration_specifiers (tree);
76 virtual void simple_type_specifier (tree);
77 virtual void function_specifier (tree);
78 virtual void storage_class_specifier (tree);
79 virtual void declarator (tree);
80 virtual void direct_declarator (tree);
81 virtual void abstract_declarator (tree);
82 virtual void direct_abstract_declarator (tree);
83
84 virtual void initializer (tree);
85 /* Points to the first element of an array of offset-list.
86 Not used yet. */
87 int *offset_list;
88
89 pp_flags flags;
90
91 /* These must be overridden by each of the C and C++ front-end to
92 reflect their understanding of syntactic productions when they differ. */
93 c_pretty_print_fn type_specifier_seq;
94 c_pretty_print_fn ptr_operator;
95 c_pretty_print_fn parameter_list;
96};
97
98#define pp_c_tree_identifier(PPI, ID) \
99 pp_c_identifier (PPI, IDENTIFIER_POINTER (ID))
100
101#define pp_type_specifier_seq(PP, D) (PP)->type_specifier_seq (PP, D)
102#define pp_ptr_operator(PP, D) (PP)->ptr_operator (PP, D)
103#define pp_parameter_list(PP, T) (PP)->parameter_list (PP, T)
104
105void pp_c_whitespace (c_pretty_printer *);
106void pp_c_left_paren (c_pretty_printer *);
107void pp_c_right_paren (c_pretty_printer *);
108void pp_c_left_brace (c_pretty_printer *);
109void pp_c_right_brace (c_pretty_printer *);
110void pp_c_left_bracket (c_pretty_printer *);
111void pp_c_right_bracket (c_pretty_printer *);
112void pp_c_dot (c_pretty_printer *);
113void pp_c_ampersand (c_pretty_printer *);
114void pp_c_star (c_pretty_printer *);
115void pp_c_arrow (c_pretty_printer *);
116void pp_c_semicolon (c_pretty_printer *);
117void pp_c_complement (c_pretty_printer *);
118void pp_c_exclamation (c_pretty_printer *);
119void pp_c_space_for_pointer_operator (c_pretty_printer *, tree);
120
121/* Declarations. */
122void pp_c_tree_decl_identifier (c_pretty_printer *, tree);
123void pp_c_function_definition (c_pretty_printer *, tree);
124void pp_c_attributes_display (c_pretty_printer *, tree);
125void pp_c_cv_qualifiers (c_pretty_printer *pp, int qualifiers, bool func_type);
126void pp_c_type_qualifier_list (c_pretty_printer *, tree);
127void pp_c_parameter_type_list (c_pretty_printer *, tree);
128void pp_c_specifier_qualifier_list (c_pretty_printer *, tree);
129/* Expressions. */
130void pp_c_logical_or_expression (c_pretty_printer *, tree);
131void pp_c_expression_list (c_pretty_printer *, tree);
132void pp_c_constructor_elts (c_pretty_printer *, vec<constructor_elt, va_gc> *);
133void pp_c_call_argument_list (c_pretty_printer *, tree);
134void pp_c_type_cast (c_pretty_printer *, tree);
135void pp_c_cast_expression (c_pretty_printer *, tree);
136void pp_c_init_declarator (c_pretty_printer *, tree);
137void pp_c_ws_string (c_pretty_printer *, const char *);
138void pp_c_identifier (c_pretty_printer *, const char *);
139void pp_c_string_literal (c_pretty_printer *, tree);
140void pp_c_integer_constant (c_pretty_printer *, tree);
141
142void print_c_tree (FILE *file, tree t, dump_flags_t);
143
144#endif /* GCC_C_PRETTY_PRINTER */
145

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source code of gcc/c-family/c-pretty-print.h