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/* Debug counter for debugging support
Copyright (C) 2006 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 2, 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 COPYING. If not, write to the Free
Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
See dbgcnt.def for usage information. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "dbgcnt.h"
struct string2counter_map {
const char *name;
enum debug_counter counter;
};
#define DEBUG_COUNTER(a) { #a , a },
static struct string2counter_map map[debug_counter_number_of_counters] =
{
#include "dbgcnt.def"
};
#undef DEBUG_COUNTER
#define DEBUG_COUNTER(a) UINT_MAX,
static unsigned int limit[debug_counter_number_of_counters] =
{
#include "dbgcnt.def"
};
#undef DEBUG_COUNTER
static unsigned int count[debug_counter_number_of_counters];
bool
dbg_cnt_is_enabled (enum debug_counter index)
{
return count[index] <= limit[index];
}
bool
dbg_cnt (enum debug_counter index)
{
count[index]++;
return dbg_cnt_is_enabled (index);
}
static void
dbg_cnt_set_limit_by_index (enum debug_counter index, int value)
{
limit[index] = value;
fprintf (stderr, "dbg_cnt '%s' set to %d\n", map[index].name, value);
}
static void
dbg_cnt_set_limit_by_name (const char *name, int len, int value)
{
int i;
for (i = debug_counter_number_of_counters - 1; i >= 0; i--)
if (!strncmp (map[i].name, name, len))
break;
if (i < 0)
return;
dbg_cnt_set_limit_by_index (i, value);
}
void
dbg_cnt_process_opt (const char *arg)
{
char *colon = strchr (arg, ':');
char *comma;
if (colon == NULL)
return;
dbg_cnt_set_limit_by_name (arg, colon - arg, atoi (colon + 1));
comma = strchr (colon + 1, ',');
while (comma)
{
colon = strchr (comma + 1, ':');
if (colon == NULL || !(colon[1] >= '0' && colon[1] <= '9'))
return;
dbg_cnt_set_limit_by_name (comma + 1, colon - (comma + 1), atoi (colon + 1));
comma = strchr (colon + 1, ',');
}
}
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