RCNT
for (r = 1; r < 2 * RCNT; r += 2 * SKEIN_UNROLL_256)
#if (RCNT % SKEIN_UNROLL_512)
uint64_t kw[WCNT + 4 + RCNT * 2];
for (r = 1; r < 2 * RCNT; r += 2 * SKEIN_UNROLL_512)
#if (RCNT % SKEIN_UNROLL_1024)
uint64_t kw[WCNT + 4 + RCNT * 2];
#if (RCNT % SKEIN_UNROLL_256)
uint64_t kw[WCNT + 4 + RCNT * 2];
for (r = 1; r <= 2 * RCNT; r += 2 * SKEIN_UNROLL_1024)