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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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.
+ along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "basics.h"
+INLINE_BITS\
+(unsigned64)
+LSMASKED64 (unsigned64 word,
+ int start,
+ int stop)
+{
+ word &= LSMASK64 (start, stop);
+ return word;
+}
+
+INLINE_BITS\
+(unsigned64)
+LSEXTRACTED64 (unsigned64 val,
+ int start,
+ int stop)
+{
+ val <<= (64 - 1 - start); /* drop high bits */
+ val >>= (64 - 1 - start) + (stop); /* drop low bits */
+ return val;
+}
+
+INLINE_BITS\
+(unsigned32)
+MASKED32(unsigned32 word,
+ unsigned start,
+ unsigned stop)
+{
+ return (word & MASK32(start, stop));
+}
+
+INLINE_BITS\
+(unsigned64)
+MASKED64(unsigned64 word,
+ unsigned start,
+ unsigned stop)
+{
+ return (word & MASK64(start, stop));
+}
+
+INLINE_BITS\
+(unsigned_word)
+MASKED(unsigned_word word,
+ unsigned start,
+ unsigned stop)
+{
+ return ((word) & MASK(start, stop));
+}
+
+
+
+INLINE_BITS\
+(unsigned_word)
+EXTRACTED(unsigned_word word,
+ unsigned start,
+ unsigned stop)
+{
+ ASSERT(start <= stop);
+#if (WITH_TARGET_WORD_BITSIZE == 64)
+ return _EXTRACTEDn(64, word, start, stop);
+#else
+ if (stop < 32)
+ return 0;
+ else
+ return ((word >> (63 - stop))
+ & MASK(start+(63-stop), 63));
+#endif
+}
+
+
+INLINE_BITS\
+(unsigned_word)
+INSERTED(unsigned_word word,
+ unsigned start,
+ unsigned stop)
+{
+ ASSERT(start <= stop);
+#if (WITH_TARGET_WORD_BITSIZE == 64)
+ return _INSERTEDn(64, word, start, stop);
+#else
+ if (stop < 32)
+ return 0;
+ else
+ return ((word & MASK(start+(63-stop), 63))
+ << (63 - stop));
+#endif
+}
+
+
+INLINE_BITS\
+(unsigned32)
+ROTL32(unsigned32 val,
+ long shift)
+{
+ ASSERT(shift >= 0 && shift <= 32);
+ return _ROTLn(32, val, shift);
+}
+
+
+INLINE_BITS\
+(unsigned64)
+ROTL64(unsigned64 val,
+ long shift)
+{
+ ASSERT(shift >= 0 && shift <= 64);
+ return _ROTLn(64, val, shift);
+}
+
#endif /* _BITS_C_ */