/* Bitset statistics.
- Copyright (C) 2002 Free Software Foundation, Inc.
+
+ Copyright (C) 2002-2006, 2009-2012 Free Software Foundation, Inc.
+
Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz).
- This program is free software; you can redistribute it and/or modify
+ This program 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 of the License, or
+ the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* This file is a wrapper bitset implementation for the other bitset
implementations. It provides bitset compatibility checking and
statistics gathering without having to instrument the bitset
implementations. When statistics gathering is enabled, the bitset
operations get vectored through here and we then call the appropriate
- routines.
-*/
+ routines. */
+
+#include <config.h>
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+#include "bitset_stats.h"
#include "bbitset.h"
#include "abitset.h"
#include "ebitset.h"
#include "lbitset.h"
-#include "bitset_stats.h"
+#include "vbitset.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
/* Accessor macros. */
-#define BITSET_STATS_ALLOCS_INC(TYPE) \
+#define BITSET_STATS_ALLOCS_INC(TYPE) \
bitset_stats_info->types[(TYPE)].allocs++
-#define BITSET_STATS_FREES_INC(BSET) \
+#define BITSET_STATS_FREES_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].frees++
-#define BITSET_STATS_SETS_INC(BSET) \
+#define BITSET_STATS_SETS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].sets++
-#define BITSET_STATS_CACHE_SETS_INC(BSET) \
+#define BITSET_STATS_CACHE_SETS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].cache_sets++
-#define BITSET_STATS_RESETS_INC(BSET) \
+#define BITSET_STATS_RESETS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].resets++
-#define BITSET_STATS_CACHE_RESETS_INC(BSET) \
+#define BITSET_STATS_CACHE_RESETS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].cache_resets++
-#define BITSET_STATS_TESTS_INC(BSET) \
+#define BITSET_STATS_TESTS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].tests++
-#define BITSET_STATS_CACHE_TESTS_INC(BSET) \
+#define BITSET_STATS_CACHE_TESTS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].cache_tests++
-#define BITSET_STATS_LISTS_INC(BSET) \
+#define BITSET_STATS_LISTS_INC(BSET) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].lists++
-#define BITSET_STATS_LIST_COUNTS_INC(BSET, I) \
+#define BITSET_STATS_LIST_COUNTS_INC(BSET, I) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].list_counts[(I)]++
-#define BITSET_STATS_LIST_SIZES_INC(BSET, I) \
+#define BITSET_STATS_LIST_SIZES_INC(BSET, I) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].list_sizes[(I)]++
-#define BITSET_STATS_LIST_DENSITY_INC(BSET, I) \
+#define BITSET_STATS_LIST_DENSITY_INC(BSET, I) \
bitset_stats_info->types[BITSET_TYPE_ (BSET)].list_density[(I)]++
struct bitset_stats_info_struct bitset_stats_info_data;
struct bitset_stats_info_struct *bitset_stats_info;
-int bitset_stats_enabled = 0;
+bool bitset_stats_enabled = false;
/* Print a percentage histogram with message MSG to FILE. */
for (; i < n_bins; i++)
fprintf (file, "%*lu-%lu\t%8u (%5.1f%%)\n",
max_width - ((unsigned int) (0.30103 * (i) + 0.9999) + 1),
- (unsigned long) 1 << (i - 1),
- ((unsigned long) 1 << i) - 1,
+ 1UL << (i - 1),
+ (1UL << i) - 1,
bins[i],
(100.0 * bins[i]) / total);
}
/* Print all bitset statistics to FILE. */
static void
-bitset_stats_print (FILE *file, int verbose ATTRIBUTE_UNUSED)
+bitset_stats_print (FILE *file, bool verbose ATTRIBUTE_UNUSED)
{
int i;
{
if (!bitset_stats_info)
bitset_stats_info = &bitset_stats_info_data;
- bitset_stats_enabled = 1;
+ bitset_stats_enabled = true;
}
void
bitset_stats_disable (void)
{
- bitset_stats_enabled = 0;
+ bitset_stats_enabled = false;
}
/* Read bitset statistics file. */
void
-bitset_stats_read (const char *filename)
+bitset_stats_read (const char *file_name)
{
FILE *file;
if (!bitset_stats_info)
return;
- if (!filename)
- filename = BITSET_STATS_FILE;
+ if (!file_name)
+ file_name = BITSET_STATS_FILE;
- file = fopen (filename, "r");
+ file = fopen (file_name, "r");
if (file)
{
if (fread (&bitset_stats_info_data, sizeof (bitset_stats_info_data),
else
fprintf (stderr, _("Bad stats file size.\n"));
}
- fclose (file);
+ if (fclose (file) != 0)
+ perror (_("Could not read stats file."));
}
bitset_stats_info_data.runs++;
}
/* Write bitset statistics file. */
void
-bitset_stats_write (const char *filename)
+bitset_stats_write (const char *file_name)
{
FILE *file;
if (!bitset_stats_info)
return;
- if (!filename)
- filename = BITSET_STATS_FILE;
+ if (!file_name)
+ file_name = BITSET_STATS_FILE;
- file = fopen (filename, "w");
+ file = fopen (file_name, "w");
if (file)
{
if (fwrite (&bitset_stats_info_data, sizeof (bitset_stats_info_data),
1, file) != 1)
perror (_("Could not write stats file."));
- fclose (file);
+ if (fclose (file) != 0)
+ perror (_("Could not write stats file."));
}
else
perror (_("Could not open stats file for writing."));
void
bitset_stats_dump (FILE *file)
{
- bitset_stats_print (file, 0);
+ bitset_stats_print (file, false);
}
void
debug_bitset_stats (void)
{
- bitset_stats_print (stderr, 1);
+ bitset_stats_print (stderr, true);
}
}
-static int
+static bool
bitset_stats_toggle (bitset src, bitset_bindex bitno)
{
return BITSET_TOGGLE_ (src->s.bset, bitno);
}
-static int
+static bool
bitset_stats_test (bitset src, bitset_bindex bitno)
{
bitset bset = src->s.bset;
}
+static bitset_bindex
+bitset_stats_resize (bitset src, bitset_bindex size)
+{
+ return BITSET_RESIZE_ (src->s.bset, size);
+}
+
+
static bitset_bindex
bitset_stats_size (bitset src)
{
}
-static int
+static bool
bitset_stats_empty_p (bitset dst)
{
return BITSET_EMPTY_P_ (dst->s.bset);
}
-static int
+static bool
bitset_stats_disjoint_p (bitset dst, bitset src)
{
BITSET_CHECK2_ (dst, src);
}
-static int
+static bool
bitset_stats_equal_p (bitset dst, bitset src)
{
BITSET_CHECK2_ (dst, src);
}
-static int
+static bool
bitset_stats_subset_p (bitset dst, bitset src)
{
BITSET_CHECK2_ (dst, src);
}
-static int
+static bool
bitset_stats_and_cmp (bitset dst, bitset src1, bitset src2)
{
BITSET_CHECK3_ (dst, src1, src2);
}
-static int
+static bool
bitset_stats_andn_cmp (bitset dst, bitset src1, bitset src2)
{
BITSET_CHECK3_ (dst, src1, src2);
}
-static int
+static bool
bitset_stats_or_cmp (bitset dst, bitset src1, bitset src2)
{
BITSET_CHECK3_ (dst, src1, src2);
}
-static int
+static bool
bitset_stats_xor_cmp (bitset dst, bitset src1, bitset src2)
{
BITSET_CHECK3_ (dst, src1, src2);
bitset_stats_and_or (bitset dst, bitset src1, bitset src2, bitset src3)
{
BITSET_CHECK4_ (dst, src1, src2, src3);
-
BITSET_AND_OR_ (dst->s.bset, src1->s.bset, src2->s.bset, src3->s.bset);
}
-static int
+static bool
bitset_stats_and_or_cmp (bitset dst, bitset src1, bitset src2, bitset src3)
{
BITSET_CHECK4_ (dst, src1, src2, src3);
-
return BITSET_AND_OR_CMP_ (dst->s.bset, src1->s.bset, src2->s.bset, src3->s.bset);
}
bitset_stats_andn_or (bitset dst, bitset src1, bitset src2, bitset src3)
{
BITSET_CHECK4_ (dst, src1, src2, src3);
-
BITSET_ANDN_OR_ (dst->s.bset, src1->s.bset, src2->s.bset, src3->s.bset);
}
-static int
+static bool
bitset_stats_andn_or_cmp (bitset dst, bitset src1, bitset src2, bitset src3)
{
BITSET_CHECK4_ (dst, src1, src2, src3);
-
return BITSET_ANDN_OR_CMP_ (dst->s.bset, src1->s.bset, src2->s.bset, src3->s.bset);
}
bitset_stats_or_and (bitset dst, bitset src1, bitset src2, bitset src3)
{
BITSET_CHECK4_ (dst, src1, src2, src3);
-
BITSET_OR_AND_ (dst->s.bset, src1->s.bset, src2->s.bset, src3->s.bset);
}
-static int
+static bool
bitset_stats_or_and_cmp (bitset dst, bitset src1, bitset src2, bitset src3)
{
BITSET_CHECK4_ (dst, src1, src2, src3);
-
return BITSET_OR_AND_CMP_ (dst->s.bset, src1->s.bset, src2->s.bset, src3->s.bset);
}
bitset_bindex tmp;
bitset_bindex size;
bitset_bindex i;
- enum bitset_type type;
count = BITSET_LIST_ (bset->s.bset, list, num, next);
- type = BITSET_TYPE_ (bset->s.bset);
BITSET_STATS_LISTS_INC (bset->s.bset);
/* Log histogram of number of set bits. */
bitset_stats_reset,
bitset_stats_toggle,
bitset_stats_test,
+ bitset_stats_resize,
bitset_stats_size,
bitset_stats_count,
bitset_stats_empty_p,
bset->b.csize = 0;
bset->b.cdata = 0;
+ BITSET_NBITS_ (bset) = n_bits;
+
/* Set up the actual bitset implementation that
we are a wrapper over. */
switch (type)
{
+ default:
+ abort ();
+
case BITSET_ARRAY:
bytes = abitset_bytes (n_bits);
- sbset = (bitset) xcalloc (1, bytes);
+ sbset = xcalloc (1, bytes);
abitset_init (sbset, n_bits);
break;
case BITSET_LIST:
bytes = lbitset_bytes (n_bits);
- sbset = (bitset) xcalloc (1, bytes);
+ sbset = xcalloc (1, bytes);
lbitset_init (sbset, n_bits);
break;
case BITSET_TABLE:
bytes = ebitset_bytes (n_bits);
- sbset = (bitset) xcalloc (1, bytes);
+ sbset = xcalloc (1, bytes);
ebitset_init (sbset, n_bits);
break;
- default:
- abort ();
+ case BITSET_VARRAY:
+ bytes = vbitset_bytes (n_bits);
+ sbset = xcalloc (1, bytes);
+ vbitset_init (sbset, n_bits);
+ break;
}
bset->s.bset = sbset;
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