xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/debug.c (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /* Do-nothing debug hooks for GCC.
2    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008
3    Free Software Foundation, Inc.
4 
5    This program is free software; you can redistribute it and/or modify it
6    under the terms of the GNU General Public License as published by the
7    Free Software Foundation; either version 3, or (at your option) any
8    later version.
9 
10    This program is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13    GNU General Public License for more details.
14 
15    You should have received a copy of the GNU General Public License
16    along with this program; see the file COPYING3.  If not see
17    <http://www.gnu.org/licenses/>.  */
18 
19 #include "config.h"
20 #include "system.h"
21 #include "coretypes.h"
22 #include "tm.h"
23 #include "debug.h"
24 
25 /* The do-nothing debug hooks.  */
26 const struct gcc_debug_hooks do_nothing_debug_hooks =
27 {
28   debug_nothing_charstar,
29   debug_nothing_charstar,
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_charstar_int_bool,	 /* source_line */
39   debug_nothing_int_charstar,	         /* begin_prologue */
40   debug_nothing_int_charstar,	         /* end_prologue */
41   debug_nothing_int_charstar,	         /* end_epilogue */
42   debug_nothing_tree,		         /* begin_function */
43   debug_nothing_int,		         /* end_function */
44   debug_nothing_tree,		         /* function_decl */
45   debug_nothing_tree,		         /* global_decl */
46   debug_nothing_tree_int,		 /* type_decl */
47   debug_nothing_tree_tree_tree_bool,	 /* imported_module_or_decl */
48   debug_nothing_tree,		         /* deferred_inline_function */
49   debug_nothing_tree,		         /* outlining_inline_function */
50   debug_nothing_rtx,		         /* label */
51   debug_nothing_int,		         /* handle_pch */
52   debug_nothing_rtx,		         /* var_location */
53   debug_nothing_void,                    /* switch_text_section */
54   debug_nothing_tree,		         /* direct_call */
55   debug_nothing_tree_int,	         /* virtual_call_token */
56   debug_nothing_rtx_rtx,	         /* copy_call_info */
57   debug_nothing_uid,		         /* virtual_call */
58   debug_nothing_tree_tree,		 /* set_name */
59   0                                      /* start_end_main_source_file */
60 };
61 
62 /* This file contains implementations of each debug hook that do
63    nothing.  */
64 
65 void
66 debug_nothing_void (void)
67 {
68 }
69 
70 void
71 debug_nothing_tree (tree decl ATTRIBUTE_UNUSED)
72 {
73 }
74 
75 void
76 debug_nothing_tree_tree (tree t1 ATTRIBUTE_UNUSED,
77 			 tree t2 ATTRIBUTE_UNUSED)
78 {
79 }
80 
81 void
82 debug_nothing_tree_tree_tree_bool (tree t1 ATTRIBUTE_UNUSED,
83 				   tree t2 ATTRIBUTE_UNUSED,
84 				   tree t3 ATTRIBUTE_UNUSED,
85 				   bool b1 ATTRIBUTE_UNUSED)
86 {
87 }
88 
89 bool
90 debug_true_const_tree (const_tree block ATTRIBUTE_UNUSED)
91 {
92   return true;
93 }
94 
95 void
96 debug_nothing_rtx (rtx insn ATTRIBUTE_UNUSED)
97 {
98 }
99 
100 void
101 debug_nothing_rtx_rtx (rtx insn ATTRIBUTE_UNUSED,
102 		       rtx new_insn ATTRIBUTE_UNUSED)
103 {
104 }
105 
106 void
107 debug_nothing_charstar (const char *main_filename ATTRIBUTE_UNUSED)
108 {
109 }
110 
111 void
112 debug_nothing_int_charstar (unsigned int line ATTRIBUTE_UNUSED,
113 			    const char *text ATTRIBUTE_UNUSED)
114 {
115 }
116 
117 void
118 debug_nothing_int_charstar_int_bool (unsigned int line ATTRIBUTE_UNUSED,
119 			             const char *text ATTRIBUTE_UNUSED,
120 			             int discriminator ATTRIBUTE_UNUSED,
121 			             bool is_stmt ATTRIBUTE_UNUSED)
122 {
123 }
124 
125 void
126 debug_nothing_int (unsigned int line ATTRIBUTE_UNUSED)
127 {
128 }
129 
130 void
131 debug_nothing_int_int (unsigned int line ATTRIBUTE_UNUSED,
132 		       unsigned int n ATTRIBUTE_UNUSED)
133 {
134 }
135 
136 void
137 debug_nothing_tree_int (tree decl ATTRIBUTE_UNUSED,
138 			int local ATTRIBUTE_UNUSED)
139 {
140 }
141 
142 void
143 debug_nothing_uid (int uid ATTRIBUTE_UNUSED)
144 {
145 }
146