projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ad5709f FF |
1 | /* Include file cached obstack implementation. |
| 2 | Written by Fred Fish (fnf@cygnus.com) | |
| 3 | Copyright 1995 Free Software Foundation, Inc. | |
| 4 | ||
| 5 | This file is part of GDB. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2 of the License, or | |
| 10 | (at your option) any later version. | |
| 11 | ||
| 12 | This program is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with this program; if not, write to the Free Software | |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
| 20 | ||
| 21 | #ifndef BCACHE_H | |
| 22 | #define BCACHE_H 1 | |
| 23 | ||
| 24 | #define BCACHE_HASHLENGTH 12 /* Number of bits in hash value */ | |
| 25 | #define BCACHE_HASHSIZE (1 << BCACHE_HASHLENGTH) | |
| 26 | #define BCACHE_MAXLENGTH 128 | |
| 27 | ||
| 28 | struct hashlink { | |
| 29 | struct hashlink *next; | |
| 30 | char data[1]; | |
| 31 | }; | |
| 32 | ||
| 33 | struct bcache { | |
| 34 | struct obstack cache; | |
| 35 | struct hashlink **indextable[BCACHE_MAXLENGTH]; | |
| 36 | int cache_hits; | |
| 37 | int cache_misses; | |
| 38 | int cache_bytes; | |
| 39 | int cache_savings; | |
| 40 | int bcache_overflows; | |
| 41 | }; | |
| 42 | ||
| 43 | extern void * | |
| 44 | bcache PARAMS ((void *bytes, int count, struct bcache *bcachep)); | |
| 45 | ||
| 46 | #endif /* BCACHE_H */ |