Function lower_bits

src/isaac64.c:39–42

Extract ISAAC64_SZ_LOG bits (starting at bit 3). */

/* Extract ISAAC64_SZ_LOG bits (starting at bit 3). */
static inline uint32_t lower_bits(uint64_t x)
{
    return (x & ((ISAAC64_SZ-1) << 3)) >>3;
}

/* Extract next ISAAC64_SZ_LOG bits (starting at bit ISAAC64_SZ_LOG+2). */
static inline uint32_t upper_bits(uint64_t y)