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Diffstat (limited to 'gdb/bcache.h')
| -rw-r--r-- | gdb/bcache.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gdb/bcache.h b/gdb/bcache.h new file mode 100644 index 0000000..e389c8e --- /dev/null +++ b/gdb/bcache.h @@ -0,0 +1,46 @@ +/* Include file cached obstack implementation. + Written by Fred Fish (fnf@cygnus.com) + Copyright 1995 Free Software Foundation, Inc. + +This file is part of GDB. + +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. + +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 BCACHE_H +#define BCACHE_H 1 + +#define BCACHE_HASHLENGTH 12 /* Number of bits in hash value */ +#define BCACHE_HASHSIZE (1 << BCACHE_HASHLENGTH) +#define BCACHE_MAXLENGTH 128 + +struct hashlink { + struct hashlink *next; + char data[1]; +}; + +struct bcache { + struct obstack cache; + struct hashlink **indextable[BCACHE_MAXLENGTH]; + int cache_hits; + int cache_misses; + int cache_bytes; + int cache_savings; + int bcache_overflows; +}; + +extern void * +bcache PARAMS ((void *bytes, int count, struct bcache *bcachep)); + +#endif /* BCACHE_H */ |