Function rte_combine32ms1b

dpdk/lib/eal/include/rte_bitops.h:440–450

* Combines 32b inputs most significant set bits into the least * significant bits to construct a value with the same MSBs as x * but all 1's under it. * * @param x * The integer whose MSBs need to be combined with its LSBs * @return * The combined value. */

 *    The combined value.
 */
static inline uint32_t
rte_combine32ms1b(uint32_t x)
{
	x |= x >> 1;
	x |= x >> 2;
	x |= x >> 4;
	x |= x >> 8;
	x |= x >> 16;

	return x;
}

/**
 * Combines 64b inputs most significant set bits into the least