1/* Do-nothing debug hooks for GCC.
2 Copyright (C) 2001-2017 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU General Public License as published by the
6 Free Software Foundation; either version 3, or (at your option) any
7 later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; see the file COPYING3. If not see
16 <http://www.gnu.org/licenses/>. */
17
18#include "config.h"
19#include "system.h"
20#include "coretypes.h"
21#include "tree.h"
22#include "debug.h"
23
24/* The do-nothing debug hooks. */
25const struct gcc_debug_hooks do_nothing_debug_hooks =
26{
27 debug_nothing_charstar,
28 debug_nothing_charstar,
29 debug_nothing_charstar, /* early_finish */
30 debug_nothing_void,
31 debug_nothing_int_charstar,
32 debug_nothing_int_charstar,
33 debug_nothing_int_charstar,
34 debug_nothing_int,
35 debug_nothing_int_int, /* begin_block */
36 debug_nothing_int_int, /* end_block */
37 debug_true_const_tree, /* ignore_block */
38 debug_nothing_int_int_charstar_int_bool, /* source_line */
39 debug_nothing_int_int_charstar, /* begin_prologue */
40 debug_nothing_int_charstar, /* end_prologue */
41 debug_nothing_int_charstar, /* begin_epilogue */
42 debug_nothing_int_charstar, /* end_epilogue */
43 debug_nothing_tree, /* begin_function */
44 debug_nothing_int, /* end_function */
45 debug_nothing_tree, /* register_main_translation_unit */
46 debug_nothing_tree, /* function_decl */
47 debug_nothing_tree, /* early_global_decl */
48 debug_nothing_tree, /* late_global_decl */
49 debug_nothing_tree_int, /* type_decl */
50 debug_nothing_tree_tree_tree_bool_bool,/* imported_module_or_decl */
51 debug_false_tree_charstarstar_uhwistar,/* die_ref_for_decl */
52 debug_nothing_tree_charstar_uhwi, /* register_external_die */
53 debug_nothing_tree, /* deferred_inline_function */
54 debug_nothing_tree, /* outlining_inline_function */
55 debug_nothing_rtx_code_label, /* label */
56 debug_nothing_int, /* handle_pch */
57 debug_nothing_rtx_insn, /* var_location */
58 debug_nothing_tree, /* inline_entry */
59 debug_nothing_tree, /* size_function */
60 debug_nothing_void, /* switch_text_section */
61 debug_nothing_tree_tree, /* set_name */
62 0, /* start_end_main_source_file */
63 TYPE_SYMTAB_IS_ADDRESS /* tree_type_symtab_field */
64};
65
66/* This file contains implementations of each debug hook that do
67 nothing. */
68
69void
70debug_nothing_void (void)
71{
72}
73
74void
75debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
76{
77}
78
79void
80debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
81 tree t2 ATTRIBUTE_UNUSED)
82{
83}
84
85void
86debug_nothing_tree_tree_tree_bool_bool (tree t1 ATTRIBUTE_UNUSED,
87 tree t2 ATTRIBUTE_UNUSED,
88 tree t3 ATTRIBUTE_UNUSED,
89 bool b1 ATTRIBUTE_UNUSED,
90 bool b2 ATTRIBUTE_UNUSED)
91{
92}
93
94bool
95debug_true_const_tree (const_tree block ATTRIBUTE_UNUSED)
96{
97 return true;
98}
99
100void
101debug_nothing_rtx_insn (rtx_insn *insn ATTRIBUTE_UNUSED)
102{
103}
104
105void
106debug_nothing_rtx_code_label (rtx_code_label *label ATTRIBUTE_UNUSED)
107{
108}
109
110void
111debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
112{
113}
114
115void
116debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
117 const char *text ATTRIBUTE_UNUSED)
118{
119}
120
121void
122debug_nothing_int_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
123 unsigned int column ATTRIBUTE_UNUSED,
124 const char *text ATTRIBUTE_UNUSED)
125{
126}
127
128void
129debug_nothing_int_int_charstar_int_bool (unsigned int line ATTRIBUTE_UNUSED,
130 unsigned int column ATTRIBUTE_UNUSED,
131 const char *text ATTRIBUTE_UNUSED,
132 int discriminator ATTRIBUTE_UNUSED,
133 bool is_stmt ATTRIBUTE_UNUSED)
134{
135}
136
137void
138debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
139{
140}
141
142void
143debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
144 unsigned int n ATTRIBUTE_UNUSED)
145{
146}
147
148void
149debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
150 int local ATTRIBUTE_UNUSED)
151{
152}
153
154bool
155debug_false_tree_charstarstar_uhwistar (tree, const char **,
156 unsigned HOST_WIDE_INT *)
157{
158 return false;
159}
160
161void
162debug_nothing_tree_charstar_uhwi (tree, const char *,
163 unsigned HOST_WIDE_INT)
164{
165}
166