65         ulong[] _bits;  field in Antlr.Runtime.BitSet
77             _bits = bits;  in BitSet()
93             _bits = new ulong[( ( nbits - 1 ) >> LOG_BITS ) + 1];  in BitSet()
146             if ( n >= _bits.Length )  in Add()
150             _bits[n] |= BitMask( el );  in Add()
158             int newSize = Math.Max( _bits.Length << 1, NumWordsToHold( bit ) );  in GrowToInclude()
169             if ( a._bits.Length > _bits.Length )  in OrInPlace()
171                 SetSize( a._bits.Length );  in OrInPlace()
173             int min = Math.Min( _bits.Length, a._bits.Length );  in OrInPlace()
176                 _bits[i] |= a._bits[i];  in OrInPlace()
185             Array.Resize(ref _bits, nwords);  in SetSize()
196             return new BitSet( (ulong[])_bits.Clone() );  in Clone()
202             for ( int i = _bits.Length - 1; i >= 0; i-- )  in Size()
204                 ulong word = _bits[i];  in Size()
233             int n = Math.Min( this._bits.Length, otherSet._bits.Length );  in Equals()
238                 if ( this._bits[i] != otherSet._bits[i] )  in Equals()
246             if ( this._bits.Length > n )  in Equals()
248                 for ( int i = n + 1; i < this._bits.Length; i++ )  in Equals()
250                     if ( this._bits[i] != 0 )  in Equals()
256             else if ( otherSet._bits.Length > n )  in Equals()
258                 for ( int i = n + 1; i < otherSet._bits.Length; i++ )  in Equals()
260                     if ( otherSet._bits[i] != 0 )  in Equals()
277             if ( n >= _bits.Length )  in Member()
279             return ( _bits[n] & BitMask( el ) ) != 0;  in Member()
286             if ( n < _bits.Length )  in Remove()
288                 _bits[n] &= ~BitMask( el );  in Remove()
294             for ( int i = _bits.Length - 1; i >= 0; i-- )  in IsNil()
296                 if ( _bits[i] != 0 )  in IsNil()
309             return _bits.Length << LOG_BITS; // num words * bits per word  in NumBits()
315             return _bits.Length;  in LengthInLongWords()
330             for ( int i = 0; i < ( _bits.Length << LOG_BITS ); i++ )  in ToArray()
357             for ( int i = 0; i < ( _bits.Length << LOG_BITS ); i++ )  in ToString()