summaryrefslogtreecommitdiff
path: root/gcc/dumpfile.h
blob: 75949b7e7b9d3c29384d0faa8216494f442f6e39 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
/* Definitions for the shared dumpfile.
   Copyright (C) 2004-2014 Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */


#ifndef GCC_DUMPFILE_H
#define GCC_DUMPFILE_H 1

#include "line-map.h"

/* Different tree dump places.  When you add new tree dump places,
   extend the DUMP_FILES array in dumpfile.c.  */
enum tree_dump_index
{
  TDI_none,			/* No dump */
  TDI_cgraph,                   /* dump function call graph.  */
  TDI_inheritance,              /* dump type inheritance graph.  */
  TDI_tu,			/* dump the whole translation unit.  */
  TDI_class,			/* dump class hierarchy.  */
  TDI_original,			/* dump each function before optimizing it */
  TDI_generic,			/* dump each function after genericizing it */
  TDI_nested,			/* dump each function after unnesting it */
  TDI_tree_all,                 /* enable all the GENERIC/GIMPLE dumps.  */
  TDI_rtl_all,                  /* enable all the RTL dumps.  */
  TDI_ipa_all,                  /* enable all the IPA dumps.  */

  TDI_end
};

/* Bit masks to control dumping. Not all values are applicable to all
   dumps. Add new ones at the end. When you define new values, extend
   the DUMP_OPTIONS array in dumpfile.c. The TDF_* flags coexist with
   MSG_* flags (for -fopt-info) and the bit values must be chosen to
   allow that.  */
#define TDF_ADDRESS	(1 << 0)	/* dump node addresses */
#define TDF_SLIM	(1 << 1)	/* don't go wild following links */
#define TDF_RAW  	(1 << 2)	/* don't unparse the function */
#define TDF_DETAILS	(1 << 3)	/* show more detailed info about
					   each pass */
#define TDF_STATS	(1 << 4)	/* dump various statistics about
					   each pass */
#define TDF_BLOCKS	(1 << 5)	/* display basic block boundaries */
#define TDF_VOPS	(1 << 6)	/* display virtual operands */
#define TDF_LINENO	(1 << 7)	/* display statement line numbers */
#define TDF_UID		(1 << 8)	/* display decl UIDs */

#define TDF_TREE	(1 << 9)	/* is a tree dump */
#define TDF_RTL		(1 << 10)	/* is a RTL dump */
#define TDF_IPA		(1 << 11)	/* is an IPA dump */
#define TDF_STMTADDR	(1 << 12)	/* Address of stmt.  */

#define TDF_GRAPH	(1 << 13)	/* a graph dump is being emitted */
#define TDF_MEMSYMS	(1 << 14)	/* display memory symbols in expr.
                                           Implies TDF_VOPS.  */

#define TDF_DIAGNOSTIC	(1 << 15)	/* A dump to be put in a diagnostic
					   message.  */
#define TDF_VERBOSE     (1 << 16)       /* A dump that uses the full tree
					   dumper to print stmts.  */
#define TDF_RHS_ONLY	(1 << 17)	/* a flag to only print the RHS of
					   a gimple stmt.  */
#define TDF_ASMNAME	(1 << 18)	/* display asm names of decls  */
#define TDF_EH		(1 << 19)	/* display EH region number
					   holding this gimple statement.  */
#define TDF_NOUID	(1 << 20)	/* omit UIDs from dumps.  */
#define TDF_ALIAS	(1 << 21)	/* display alias information  */
#define TDF_ENUMERATE_LOCALS (1 << 22)	/* Enumerate locals by uid.  */
#define TDF_CSELIB	(1 << 23)	/* Dump cselib details.  */
#define TDF_SCEV	(1 << 24)	/* Dump SCEV details.  */
#define TDF_COMMENT	(1 << 25)	/* Dump lines with prefix ";;"  */
#define MSG_OPTIMIZED_LOCATIONS  (1 << 26)  /* -fopt-info optimized sources */
#define MSG_MISSED_OPTIMIZATION  (1 << 27)  /* missed opportunities */
#define MSG_NOTE                 (1 << 28)  /* general optimization info */
#define MSG_ALL         (MSG_OPTIMIZED_LOCATIONS | MSG_MISSED_OPTIMIZATION \
                         | MSG_NOTE)


/* Flags to control high-level -fopt-info dumps.  Usually these flags
   define a group of passes.  An optimization pass can be part of
   multiple groups.  */
#define OPTGROUP_NONE        (0)
#define OPTGROUP_IPA         (1 << 1)   /* IPA optimization passes */
#define OPTGROUP_LOOP        (1 << 2)   /* Loop optimization passes */
#define OPTGROUP_INLINE      (1 << 3)   /* Inlining passes */
#define OPTGROUP_VEC         (1 << 4)   /* Vectorization passes */
#define OPTGROUP_OTHER       (1 << 5)   /* All other passes */
#define OPTGROUP_ALL	     (OPTGROUP_IPA | OPTGROUP_LOOP | OPTGROUP_INLINE \
                              | OPTGROUP_VEC | OPTGROUP_OTHER)

/* Define a tree dump switch.  */
struct dump_file_info
{
  const char *suffix;           /* suffix to give output file.  */
  const char *swtch;            /* command line dump switch */
  const char *glob;             /* command line glob  */
  const char *pfilename;        /* filename for the pass-specific stream  */
  const char *alt_filename;     /* filename for the -fopt-info stream  */
  FILE *pstream;                /* pass-specific dump stream  */
  FILE *alt_stream;             /* -fopt-info stream */
  int pflags;                   /* dump flags */
  int optgroup_flags;           /* optgroup flags for -fopt-info */
  int alt_flags;                /* flags for opt-info */
  int pstate;                   /* state of pass-specific stream */
  int alt_state;                /* state of the -fopt-info stream */
  int num;                      /* dump file number */
};

/* In dumpfile.c */
extern FILE *dump_begin (int, int *);
extern void dump_end (int, FILE *);
extern int opt_info_switch_p (const char *);
extern const char *dump_flag_name (int);
extern void dump_printf (int, const char *, ...) ATTRIBUTE_PRINTF_2;
extern void dump_printf_loc (int, source_location,
                             const char *, ...) ATTRIBUTE_PRINTF_3;
extern void dump_basic_block (int, basic_block, int);
extern void dump_generic_expr_loc (int, source_location, int, tree);
extern void dump_generic_expr (int, int, tree);
extern void dump_gimple_stmt_loc (int, source_location, int, gimple, int);
extern void dump_gimple_stmt (int, int, gimple, int);
extern void print_combine_total_stats (void);
extern bool enable_rtl_dump_file (void);

/* In tree-dump.c  */
extern void dump_node (const_tree, int, FILE *);

/* In combine.c  */
extern void dump_combine_total_stats (FILE *);
/* In cfghooks.c  */
extern void dump_bb (FILE *, basic_block, int, int);

/* Global variables used to communicate with passes.  */
extern FILE *dump_file;
extern FILE *alt_dump_file;
extern int dump_flags;
extern const char *dump_file_name;

/* Return true if any of the dumps is enabled, false otherwise. */
static inline bool
dump_enabled_p (void)
{
  return (dump_file || alt_dump_file);
}

namespace gcc {

class dump_manager
{
public:

  dump_manager ();

  unsigned int
  dump_register (const char *suffix, const char *swtch, const char *glob,
		 int flags, int optgroup_flags);

  /* Return the dump_file_info for the given phase.  */
  struct dump_file_info *
  get_dump_file_info (int phase) const;

  /* Return the name of the dump file for the given phase.
     If the dump is not enabled, returns NULL.  */
  char *
  get_dump_file_name (int phase) const;

  int
  dump_switch_p (const char *arg);

  /* Start a dump for PHASE. Store user-supplied dump flags in
     *FLAG_PTR.  Return the number of streams opened.  Set globals
     DUMP_FILE, and ALT_DUMP_FILE to point to the opened streams, and
     set dump_flags appropriately for both pass dump stream and
     -fopt-info stream. */
  int
  dump_start (int phase, int *flag_ptr);

  /* Finish a tree dump for PHASE and close associated dump streams.  Also
     reset the globals DUMP_FILE, ALT_DUMP_FILE, and DUMP_FLAGS.  */
  void
  dump_finish (int phase);

  FILE *
  dump_begin (int phase, int *flag_ptr);

  /* Returns nonzero if tree dump PHASE has been initialized.  */
  int
  dump_initialized_p (int phase) const;

  /* Returns the switch name of PHASE.  */
  const char *
  dump_flag_name (int phase) const;

private:

  int
  dump_phase_enabled_p (int phase) const;

  int
  dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob);

  int
  dump_enable_all (int flags, const char *filename);

  int
  opt_info_enable_passes (int optgroup_flags, int flags, const char *filename);

private:

  /* Dynamically registered dump files and switches.  */
  int m_next_dump;
  struct dump_file_info *m_extra_dump_files;
  size_t m_extra_dump_files_in_use;
  size_t m_extra_dump_files_alloced;

  /* Grant access to dump_enable_all.  */
  friend bool ::enable_rtl_dump_file (void);

  /* Grant access to opt_info_enable_passes.  */
  friend int ::opt_info_switch_p (const char *arg);

}; // class dump_manager

} // namespace gcc

#endif /* GCC_DUMPFILE_H */