1 /* Subroutines for log output for Atmel AVR back end.
2 Copyright (C) 2011-2016 Free Software Foundation, Inc.
3 Contributed by Georg-Johann Lay (avr@gjlay.de)
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
23 #include "coretypes.h"
28 #include "tree-pass.h" /* for current_pass */
31 #include "print-tree.h"
33 /* This file supplies some functions for AVR back-end developers
34 with a printf-like interface. The functions are called through
35 macros `avr_dump', `avr_edump' or `avr_fdump' from avr-protos.h:
37 avr_fdump (FILE *stream, const char *fmt, ...);
38 avr_edump (fmt, ...) is a shortcut for avr_fdump (stderr, fmt, ...)
39 avr_dump (fmt, ...) is a shortcut for avr_fdump (dump_file, fmt, ...)
56 f: current_function_name()
57 F: caller (via __FUNCTION__)
58 P: Pass name and number
59 ?: Print caller, current function and pass info
60 !: Ditto, but only print if in a pass with static pass number,
72 /* Set according to -mlog= option. */
75 /* The worker function implementing the %-codes */
76 static void avr_log_vadump (FILE*, const char*, va_list);
78 /* Wrapper for avr_log_vadump. If STREAM is NULL we are called by avr_dump,
79 i.e. output to dump_file if available. The 2nd argument is __FUNCTION__.
80 The 3rd argument is the format string. */
83 avr_vdump (FILE *stream
, const char *caller
, ...)
87 if (NULL
== stream
&& dump_file
)
90 va_start (ap
, caller
);
92 avr_log_vadump (stream
, caller
, ap
);
99 /* Worker function implementing the %-codes and forwarding to
100 respective print/dump function. */
103 avr_log_vadump (FILE *file
, const char *caller
, va_list ap
)
105 char bs
[3] = {'\\', '?', '\0'};
107 /* 3rd proper argument is always the format string. */
108 const char *fmt
= va_arg (ap
, const char*);
115 fputc (*(fmt
-1), file
);
132 tree t
= va_arg (ap
, tree
);
134 fprintf (file
, "<NULL-TREE>");
141 print_node (file
, "", t
, 0);
149 print_node_brief (file
, "", va_arg (ap
, tree
), 3);
153 fprintf (file
, "%d", va_arg (ap
, int));
157 fprintf (file
, "%x", va_arg (ap
, int));
161 fprintf (file
, "%s", va_arg (ap
, int) ? "true" : "false");
165 fputc (va_arg (ap
, int), file
);
169 print_inline_rtx (file
, va_arg (ap
, rtx
), 0);
174 rtx_insn
*insn
= safe_as_a
<rtx_insn
*> (va_arg (ap
, rtx
));
178 print_inline_rtx (file
, insn
, 0);
179 fprintf (file
, "\n");
180 insn
= NEXT_INSN (insn
);
186 if (cfun
&& cfun
->decl
)
187 fputs (current_function_name(), file
);
192 const char *str
= va_arg (ap
, char*);
193 fputs (str
? str
: "(null)", file
);
198 fputs (GET_MODE_NAME ((machine_mode
) va_arg (ap
, int)),
203 fputs (rtx_name
[va_arg (ap
, int)], file
);
207 fputs (reg_class_names
[va_arg (ap
, int)], file
);
211 fputs (caller
, file
);
216 location_t loc
= va_arg (ap
, location_t
);
218 if (BUILTINS_LOCATION
== loc
)
219 fprintf (file
, "<BUILTIN-LOCATION>");
220 else if (UNKNOWN_LOCATION
== loc
)
221 fprintf (file
, "<UNKNOWN-LOCATION>");
223 fprintf (file
, "%s:%d",
224 LOCATION_FILE (loc
), LOCATION_LINE (loc
));
235 avr_vdump (file
, caller
, "%F[%f:%P]");
240 fprintf (file
, "%s(%d)",
242 current_pass
->static_pass_number
);
244 fprintf (file
, "pass=?");
253 /* Unknown %-code: Stop printing */
255 fprintf (file
, "??? %%%c ???%s\n", *(fmt
-1), fmt
);
268 /* Called from avr.c:avr_option_override().
269 Parse argument of -mlog= and set respective fields in avr_log. */
272 avr_log_set_avr_log (void)
274 bool all
= TARGET_ALL_DEBUG
!= 0;
277 avr_log_details
= "all";
279 if (all
|| avr_log_details
)
281 /* Adding , at beginning and end of string makes searching easier. */
283 char *str
= (char*) alloca (3 + strlen (avr_log_details
));
287 strcat (stpcpy (str
+1, avr_log_details
), ",");
289 all
|= NULL
!= strstr (str
, ",all,");
290 info
= NULL
!= strstr (str
, ",?,");
293 fprintf (stderr
, "\n-mlog=");
295 #define SET_DUMP_DETAIL(S) \
297 avr_log.S = (all || NULL != strstr (str, "," #S ",")); \
299 fprintf (stderr, #S ","); \
302 SET_DUMP_DETAIL (address_cost
);
303 SET_DUMP_DETAIL (builtin
);
304 SET_DUMP_DETAIL (constraints
);
305 SET_DUMP_DETAIL (legitimate_address_p
);
306 SET_DUMP_DETAIL (legitimize_address
);
307 SET_DUMP_DETAIL (legitimize_reload_address
);
308 SET_DUMP_DETAIL (progmem
);
309 SET_DUMP_DETAIL (rtx_costs
);
311 #undef SET_DUMP_DETAIL
314 fprintf (stderr
, "?\n\n");