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genautomata.c (STATS_OPTION): New option.

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* genautomata.c (STATS_OPTION): New option.
	(stats_flag): New flag.
	(gen_automata_option): Handle it.
	(initiate_automaton_gen): Ditto.
	(write_automata): Output statistics only if stats_flag is
	set. Likewise, output time statistics only if time_flag is set.
	* doc/md.texi (Processor pipeline description): Document new flag.

From-SVN: r120594
This commit is contained in:
Ben Elliston 2007-01-08 22:24:13 +00:00 committed by Ben Elliston
parent 2b60792f2b
commit df1133a62c
3 changed files with 30 additions and 10 deletions
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10
gcc/ChangeLog
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@ -1,3 +1,13 @@
2007-01-09 Ben Elliston <bje@au.ibm.com>
* genautomata.c (STATS_OPTION): New option.
(stats_flag): New flag.
(gen_automata_option): Handle it.
(initiate_automaton_gen): Ditto.
(write_automata): Output statistics only if stats_flag is
set. Likewise, output time statistics only if time_flag is set.
* doc/md.texi (Processor pipeline description): Document new flag.
2007-01-08 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.

8
gcc/doc/md.texi
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@ -7250,8 +7250,12 @@ only worth to do when we are debugging the description and need to
look more accurately at reservations of states.
@item
@dfn{time} means printing additional time statistics about
generation of automata.
@dfn{time} means printing time statistics about the generation of
automata.
@item
@dfn{stats} means printing statistics about the generated automata
such as the number of DFA states, NDFA states and arcs.
@item
@dfn{v} means a generation of the file describing the result automata.

22
gcc/genautomata.c
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@ -1,5 +1,5 @@
/* Pipeline hazard description translator.
Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005
Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007
Free Software Foundation, Inc.
Written by Vladimir Makarov <vmakarov@redhat.com>
@ -238,15 +238,11 @@ static arc_t next_out_arc (arc_t);
macros. */
#define NO_MINIMIZATION_OPTION "-no-minimization"
#define TIME_OPTION "-time"
#define STATS_OPTION "-stats"
#define V_OPTION "-v"
#define W_OPTION "-w"
#define NDFA_OPTION "-ndfa"
#define PROGRESS_OPTION "-progress"
/* The following flags are set up by function `initiate_automaton_gen'. */
@ -267,6 +263,9 @@ static int split_argument;
/* Flag of output time statistics (`-time'). */
static int time_flag;
/* Flag of automata statistics (`-stats'). */
static int stats_flag;
/* Flag of creation of description file which contains description of
result automaton and statistics information (`-v'). */
static int v_flag;
@ -1511,6 +1510,8 @@ gen_automata_option (rtx def)
no_minimization_flag = 1;
else if (strcmp (XSTR (def, 0), TIME_OPTION + 1) == 0)
time_flag = 1;
else if (strcmp (XSTR (def, 0), STATS_OPTION + 1) == 0)
stats_flag = 1;
else if (strcmp (XSTR (def, 0), V_OPTION + 1) == 0)
v_flag = 1;
else if (strcmp (XSTR (def, 0), W_OPTION + 1) == 0)
@ -8937,6 +8938,7 @@ initiate_automaton_gen (int argc, char **argv)
split_argument = 0; /* default value */
no_minimization_flag = 0;
time_flag = 0;
stats_flag = 0;
v_flag = 0;
w_flag = 0;
progress_flag = 0;
@ -8945,6 +8947,8 @@ initiate_automaton_gen (int argc, char **argv)
no_minimization_flag = 1;
else if (strcmp (argv [i], TIME_OPTION) == 0)
time_flag = 1;
else if (strcmp (argv [i], STATS_OPTION) == 0)
stats_flag = 1;
else if (strcmp (argv [i], V_OPTION) == 0)
v_flag = 1;
else if (strcmp (argv [i], W_OPTION) == 0)
@ -9206,9 +9210,11 @@ write_automata (void)
fprintf (stderr, "done\n");
output_statistics (output_description_file);
}
output_statistics (stderr);
if (stats_flag)
output_statistics (stderr);
ticker_off (&output_time);
output_time_statistics (stderr);
if (time_flag)
output_time_statistics (stderr);
finish_states ();
finish_arcs ();
finish_automata_lists ();