source: trunk/src/gcc/gcc/c-dump.c@ 1389

Last change on this file since 1389 was 1389, checked in by bird, 21 years ago

Initial revision
  • Property cvs2svn:cvs-rev set to 1.1
  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 4.7 KB
Line 
1/* Tree-dumping functionality for C-family languages.
2 Copyright (C) 2002 Free Software Foundation, Inc.
3 Written by Mark Mitchell <mark@codesourcery.com>
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 2, 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 COPYING. If not, write to the Free
19Software Foundation, 59 Temple Place - Suite 330, Boston, MA
2002111-1307, USA. */
21
22#include "config.h"
23#include "system.h"
24#include "tree.h"
25#include "c-tree.h"
26#include "tree-dump.h"
27
28/* Dump information common to statements from STMT. */
29
30void
31dump_stmt (di, t)
32 dump_info_p di;
33 tree t;
34{
35 dump_int (di, "line", STMT_LINENO (t));
36}
37
38/* Dump the next statement after STMT. */
39
40void
41dump_next_stmt (di, t)
42 dump_info_p di;
43 tree t;
44{
45 dump_child ("next", TREE_CHAIN (t));
46}
47
48/* Dump any C-specific tree codes and attributes of common codes. */
49
50int
51c_dump_tree (dump_info, t)
52 void *dump_info;
53 tree t;
54{
55 enum tree_code code;
56 dump_info_p di = (dump_info_p) dump_info;
57
58 /* Figure out what kind of node this is. */
59 code = TREE_CODE (t);
60
61 switch (code)
62 {
63 case FIELD_DECL:
64 if (DECL_C_BIT_FIELD (t))
65 dump_string (di, "bitfield");
66 break;
67
68 case ASM_STMT:
69 dump_stmt (di, t);
70 if (ASM_VOLATILE_P (t))
71 dump_string (di, "volatile");
72 dump_child ("strg", ASM_STRING (t));
73 dump_child ("outs", ASM_OUTPUTS (t));
74 dump_child ("ins", ASM_INPUTS (t));
75 dump_child ("clbr", ASM_CLOBBERS (t));
76 dump_next_stmt (di, t);
77 break;
78
79 case BREAK_STMT:
80 case CONTINUE_STMT:
81 dump_stmt (di, t);
82 dump_next_stmt (di, t);
83 break;
84
85 case CASE_LABEL:
86 /* Note that a case label is not like other statements; there is
87 no way to get the line-number of a case label. */
88 dump_child ("low", CASE_LOW (t));
89 dump_child ("high", CASE_HIGH (t));
90 dump_next_stmt (di, t);
91 break;
92
93 case CLEANUP_STMT:
94 dump_stmt (di, t);
95 dump_child ("decl", CLEANUP_DECL (t));
96 dump_child ("expr", CLEANUP_EXPR (t));
97 dump_next_stmt (di, t);
98 break;
99
100 case COMPOUND_STMT:
101 dump_stmt (di, t);
102 dump_child ("body", COMPOUND_BODY (t));
103 dump_next_stmt (di, t);
104 break;
105
106 case DECL_STMT:
107 dump_stmt (di, t);
108 dump_child ("decl", DECL_STMT_DECL (t));
109 dump_next_stmt (di, t);
110 break;
111
112 case DO_STMT:
113 dump_stmt (di, t);
114 dump_child ("body", DO_BODY (t));
115 dump_child ("cond", DO_COND (t));
116 dump_next_stmt (di, t);
117 break;
118
119 case EXPR_STMT:
120 dump_stmt (di, t);
121 dump_child ("expr", EXPR_STMT_EXPR (t));
122 dump_next_stmt (di, t);
123 break;
124
125 case FOR_STMT:
126 dump_stmt (di, t);
127 dump_child ("init", FOR_INIT_STMT (t));
128 dump_child ("cond", FOR_COND (t));
129 dump_child ("expr", FOR_EXPR (t));
130 dump_child ("body", FOR_BODY (t));
131 dump_next_stmt (di, t);
132 break;
133
134 case GOTO_STMT:
135 dump_stmt (di, t);
136 dump_child ("dest", GOTO_DESTINATION (t));
137 dump_next_stmt (di, t);
138 break;
139
140 case IF_STMT:
141 dump_stmt (di, t);
142 dump_child ("cond", IF_COND (t));
143 dump_child ("then", THEN_CLAUSE (t));
144 dump_child ("else", ELSE_CLAUSE (t));
145 dump_next_stmt (di, t);
146 break;
147
148 case LABEL_STMT:
149 dump_stmt (di, t);
150 dump_child ("labl", LABEL_STMT_LABEL (t));
151 dump_next_stmt (di, t);
152 break;
153
154 case RETURN_STMT:
155 dump_stmt (di, t);
156 dump_child ("expr", RETURN_STMT_EXPR (t));
157 dump_next_stmt (di, t);
158 break;
159
160 case SWITCH_STMT:
161 dump_stmt (di, t);
162 dump_child ("cond", SWITCH_COND (t));
163 dump_child ("body", SWITCH_BODY (t));
164 dump_next_stmt (di, t);
165 break;
166
167 case WHILE_STMT:
168 dump_stmt (di, t);
169 dump_child ("cond", WHILE_COND (t));
170 dump_child ("body", WHILE_BODY (t));
171 dump_next_stmt (di, t);
172 break;
173
174 case SCOPE_STMT:
175 dump_stmt (di, t);
176 if (SCOPE_BEGIN_P (t))
177 dump_string (di, "begn");
178 else
179 dump_string (di, "end");
180 if (SCOPE_NULLIFIED_P (t))
181 dump_string (di, "null");
182 if (!SCOPE_NO_CLEANUPS_P (t))
183 dump_string (di, "clnp");
184 dump_next_stmt (di, t);
185 break;
186
187 case STMT_EXPR:
188 dump_child ("stmt", STMT_EXPR_STMT (t));
189 break;
190
191 default:
192 break;
193 }
194
195 return 0;
196}
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