diff options
Diffstat (limited to 'src/misc/util/utilTruth.h')
| -rw-r--r-- | src/misc/util/utilTruth.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/misc/util/utilTruth.h b/src/misc/util/utilTruth.h index 4d0bb9b6..fab5e936 100644 --- a/src/misc/util/utilTruth.h +++ b/src/misc/util/utilTruth.h @@ -150,11 +150,21 @@ static inline int Abc_TtGetBit( word * p, int i ) { return (int)(p[i static inline void Abc_TtSetBit( word * p, int i ) { p[i>>6] |= (((word)1)<<(i & 63)); } static inline void Abc_TtXorBit( word * p, int i ) { p[i>>6] ^= (((word)1)<<(i & 63)); } +// read/write k-th digit d of a quaternary number: +static inline int Abc_TtGetQua( word * p, int k ) { return (int)(p[k>>5] >> ((k<<1) & 63)) & 3; } +static inline void Abc_TtSetQua( word * p, int k, int d ) { p[k>>5] |= (((word)d)<<((k<<1) & 63)); } +static inline void Abc_TtXorQua( word * p, int k, int d ) { p[k>>5] ^= (((word)d)<<((k<<1) & 63)); } + // read/write k-th digit d of a hexadecimal number: static inline int Abc_TtGetHex( word * p, int k ) { return (int)(p[k>>4] >> ((k<<2) & 63)) & 15; } static inline void Abc_TtSetHex( word * p, int k, int d ) { p[k>>4] |= (((word)d)<<((k<<2) & 63)); } static inline void Abc_TtXorHex( word * p, int k, int d ) { p[k>>4] ^= (((word)d)<<((k<<2) & 63)); } +// read/write k-th digit d of a 256-base number: +static inline int Abc_TtGet256( word * p, int k ) { return (int)(p[k>>3] >> ((k<<3) & 63)) & 255; } +static inline void Abc_TtSet256( word * p, int k, int d ) { p[k>>3] |= (((word)d)<<((k<<3) & 63)); } +static inline void Abc_TtXor256( word * p, int k, int d ) { p[k>>3] ^= (((word)d)<<((k<<3) & 63)); } + /**Function************************************************************* Synopsis [] @@ -274,6 +284,14 @@ static inline int Abc_TtEqual( word * pIn1, word * pIn2, int nWords ) return 0; return 1; } +static inline int Abc_TtImply( word * pIn1, word * pIn2, int nWords ) +{ + int w; + for ( w = 0; w < nWords; w++ ) + if ( (pIn1[w] & pIn2[w]) != pIn1[w] ) + return 0; + return 1; +} static inline int Abc_TtCompare( word * pIn1, word * pIn2, int nWords ) { int w; |