diff options
Diffstat (limited to 'include/cgen/bitset.h')
-rw-r--r-- | include/cgen/bitset.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/include/cgen/bitset.h b/include/cgen/bitset.h new file mode 100644 index 00000000000..7a6a9930456 --- /dev/null +++ b/include/cgen/bitset.h @@ -0,0 +1,56 @@ +/* Header file the type CGEN_BITSET. + Copyright 2002, 2005, 2009 Free Software Foundation, Inc. + + This file is part of the GNU opcodes library. + + This library 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, or (at your option) + any later version. + + It 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 library; see the file COPYING3. If not, write to the + Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ + +#ifndef CGEN_BITSET_H +#define CGEN_BITSET_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* A bitmask represented as a string. + Each member of the set is represented as a bit + in the string. Bytes are indexed from left to right in the string and + bits from most significant to least within each byte. + + For example, the bit representing member number 6 is (set->bits[0] & 0x02). +*/ +typedef struct cgen_bitset +{ + unsigned length; + char *bits; +} CGEN_BITSET; + +extern CGEN_BITSET *cgen_bitset_create PARAMS ((unsigned)); +extern void cgen_bitset_init PARAMS ((CGEN_BITSET *, unsigned)); +extern void cgen_bitset_clear PARAMS ((CGEN_BITSET *)); +extern void cgen_bitset_add PARAMS ((CGEN_BITSET *, unsigned)); +extern void cgen_bitset_set PARAMS ((CGEN_BITSET *, unsigned)); +extern int cgen_bitset_compare PARAMS ((CGEN_BITSET *, CGEN_BITSET *)); +extern void cgen_bitset_union PARAMS ((CGEN_BITSET *, CGEN_BITSET *, CGEN_BITSET *)); +extern int cgen_bitset_intersect_p PARAMS ((CGEN_BITSET *, CGEN_BITSET *)); +extern int cgen_bitset_contains PARAMS ((CGEN_BITSET *, unsigned)); +extern CGEN_BITSET *cgen_bitset_copy PARAMS ((CGEN_BITSET *)); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif |