#ifndef _BITS_C_
#define _BITS_C_
#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);
val >>= (64 - 1 - start) + (stop);
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