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* ipa-reference.c: Do not include c-common.h, include splay-tree.h.
[pf3gnuchains/gcc-fork.git] / gcc / tree-nomudflap.c
1 /* Mudflap: narrow-pointer bounds-checking by tree rewriting.
2    Copyright (C) 2001, 2002, 2003, 2007, 2008, 2009
3    Free Software Foundation, Inc.
4    Contributed by Frank Ch. Eigler <fche@redhat.com>
5
6 This file is part of GCC.
7
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
11 version.
12
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
16 for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3.  If not see
20 <http://www.gnu.org/licenses/>.  */
21
22
23 #include "config.h"
24 #include "system.h"
25 #include "coretypes.h"
26 #include "tm.h"
27 #include "tree.h"
28 #include "tree-inline.h"
29 #include "gimple.h"
30 #include "diagnostic.h"
31 #include "hashtab.h"
32 #include "output.h"
33 #include "varray.h"
34 #include "langhooks.h"
35 #include "tree-mudflap.h"
36 #include "tree-pass.h"
37 #include "ggc.h"
38 #include "toplev.h"
39
40
41
42 /* This file contains placeholder functions, to be used only for
43    language processors that cannot handle tree-mudflap.c directly.
44    (e.g. Fortran).  */
45
46 static void
47 nogo (void)
48 {
49   internal_error ("mudflap: this language is not supported");
50 }
51
52 void
53 mudflap_enqueue_decl (tree obj ATTRIBUTE_UNUSED)
54 {
55   nogo ();
56 }
57
58 void
59 mudflap_enqueue_constant (tree obj ATTRIBUTE_UNUSED)
60 {
61   nogo ();
62 }
63
64 void
65 mudflap_finish_file (void)
66 {
67   nogo ();
68 }
69
70 int
71 mf_marked_p (tree t ATTRIBUTE_UNUSED)
72 {
73   nogo ();
74   return 0;
75 }
76
77 tree
78 mf_mark (tree t ATTRIBUTE_UNUSED)
79 {
80   nogo ();
81   return NULL;
82 }
83
84 /* The pass structures must exist, but need not do anything.  */
85
86 static bool
87 gate_mudflap (void)
88 {
89   return flag_mudflap != 0;
90 }
91
92 struct gimple_opt_pass pass_mudflap_1 = 
93 {
94  {
95   GIMPLE_PASS,
96   "mudflap1",                           /* name */
97   gate_mudflap,                         /* gate */
98   NULL,                                 /* execute */
99   NULL,                                 /* sub */
100   NULL,                                 /* next */
101   0,                                    /* static_pass_number */
102   TV_NONE,                              /* tv_id */
103   0,                                    /* properties_required */
104   0,                                    /* properties_provided */
105   0,                                    /* properties_destroyed */
106   0,                                    /* todo_flags_start */
107   0                                     /* todo_flags_finish */
108  }
109 };
110
111 struct gimple_opt_pass pass_mudflap_2 = 
112 {
113  {
114   GIMPLE_PASS,
115   "mudflap2",                           /* name */
116   gate_mudflap,                         /* gate */
117   NULL,                                 /* execute */
118   NULL,                                 /* sub */
119   NULL,                                 /* next */
120   0,                                    /* static_pass_number */
121   TV_NONE,                              /* tv_id */
122   0,                                    /* properties_required */
123   0,                                    /* properties_provided */
124   0,                                    /* properties_destroyed */
125   0,                                    /* todo_flags_start */
126   0                                     /* todo_flags_finish */
127  }
128 };
129
130 /* Instead of:
131 #include "gt-tree-mudflap.h"
132 We prepare a little dummy struct here.
133 */
134
135 const struct ggc_root_tab gt_ggc_r_gt_tree_mudflap_h[] = {
136   LAST_GGC_ROOT_TAB
137 };