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Import of 2003-06-08 libbitset <http://mail.gnu.org/archive/html/bison-patches/2003-06/msg00005.html>

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This commit is contained in:
Paul Eggert
2003-06-01 02:47:43 +00:00
parent fa6aa7b3dd
commit 5aca537f83
3 changed files with 53 additions and 45 deletions
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30
lib/bitset_stats.h
View File

@@ -1,19 +1,20 @@
/* Functions to support bitset statistics.
Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
Copyright (C) 2002, 2003 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
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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
(at your option) any later version.
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
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. */
#ifndef _BITSET_STATS_H
#define _BITSET_STATS_H
@@ -22,10 +23,11 @@
extern bool bitset_stats_enabled;
extern enum bitset_type bitset_stats_type_get (bitset);
extern enum bitset_type bitset_stats_type_get PARAMS ((bitset));
extern size_t bitset_stats_bytes (void);
extern size_t bitset_stats_bytes PARAMS ((void));
extern bitset bitset_stats_init (bitset, bitset_bindex, enum bitset_type);
extern bitset bitset_stats_init PARAMS ((bitset, bitset_bindex,
enum bitset_type));
#endif

37
lib/bitsetv.c
View File

@@ -1,24 +1,29 @@
/* Bitset vectors.
Copyright (C) 2001, 2002, 2004, 2005, 2006 Free Software Foundation, Inc.
Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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 3 of the License, or
(at your option) any later version.
This file is part of GCC.
This program 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.
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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
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.
#include <config.h>
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, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#include "bitsetv.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include "bitsetv.h"
/* Create a vector of N_VECS bitsets, each of N_BITS, and of
@@ -42,7 +47,7 @@ bitsetv_alloc (bitset_bindex n_vecs, bitset_bindex n_bits,
/* Allocate vector table at head of bitset array. */
vector_bytes = (n_vecs + 1) * sizeof (bitset) + bytes - 1;
vector_bytes -= vector_bytes % bytes;
bsetv = xcalloc (1, vector_bytes + bytes * n_vecs);
bsetv = (bitset *) xcalloc (1, vector_bytes + bytes * n_vecs);
for (i = 0; i < n_vecs; i++)
{
@@ -144,7 +149,7 @@ bitsetv_dump (FILE *file, char const *title, char const *subtitle,
fprintf (file, "%s\n", title);
for (i = 0; bsetv[i]; i++)
{
fprintf (file, "%s %lu\n", subtitle, (unsigned long int) i);
fprintf (file, "%s %lu\n", subtitle, (unsigned long) i);
bitset_dump (file, bsetv[i]);
}
@@ -159,7 +164,7 @@ debug_bitsetv (bitsetv bsetv)
for (i = 0; bsetv[i]; i++)
{
fprintf (stderr, "%lu: ", (unsigned long int) i);
fprintf (stderr, "%lu: ", (unsigned long) i);
debug_bitset (bsetv[i]);
}

31
lib/lbitset.h
View File

@@ -1,29 +1,30 @@
/* Functions to support lbitsets.
Copyright (C) 2002, 2004 Free Software Foundation, Inc.
Copyright (C) 2002 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
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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
(at your option) any later version.
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
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. */
#ifndef _LBITSET_H
#define _LBITSET_H
#define _LBITSET_H
#include "bitset.h"
extern size_t lbitset_bytes (bitset_bindex);
extern size_t lbitset_bytes PARAMS ((bitset_bindex));
extern bitset lbitset_init (bitset, bitset_bindex);
extern bitset lbitset_init PARAMS ((bitset, bitset_bindex));
extern void lbitset_release_memory (void);
extern void lbitset_release_memory PARAMS ((void));
#endif