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vppinfra: use count_trailing_zeros in sparse_vec_index 23/12523/3
authorDamjan Marion <damarion@cisco.com>
Thu, 10 May 2018 11:40:44 +0000 (13:40 +0200)
committerDave Barach <openvpp@barachs.net>
Thu, 10 May 2018 17:16:56 +0000 (17:16 +0000)
It is much cheaper to use ctzll than to do shift,subtract and mask
in likely case when we are looking for 1st set bit in the uword.

Change-Id: I31954081571978878c7098bafad0c85a91755fa2
Signed-off-by: Damjan Marion <damarion@cisco.com>

No differences found
Vector Packet Processing