[PATCH v6 0/2] eal: provide leading and trailing zero bit count abstraction

[Tyler Retzlaff]

hi folks,

i think this one can probably be merged?

Series-acked-by: Morten Brørup <mb at smartsharesystems.com>
Series-acked-by: Bruce Richardson <bruce.richardson at intel.com>
patch 1/2 Acked-by: Ferruh Yigit <ferruh.yigit at amd.com>

thanks!

On Tue, Jan 10, 2023 at 11:46:39AM -0800, Tyler Retzlaff wrote:
> v6:
>   * remove stray #include <stdio.h>
> 
> v5:
>   * fix implementation of msvc versions of rte_clz{32,64}
>     incorrect use of _BitscanReverse{,64} index.
>   * fix and expand unit test to exercise full range of counting
>     over uint{32,64}_t input values. (which would have caught
>     above mistake).
>   * reduce commit title length
>   * correct commit author
> 
> v4:
>   * combine unit test commit into function addition commit
> 
> v3:
>   * rename to use 32/64 instead of l/ll suffixes
>   * add new functions to rte_bitops.h instead of new header
>   * move other bit functions from rte_common.h to rte_bitops.h
> 
> v2:
>   * use unsigned int instead of unsigned (checkpatches)
>   * match multiple include guard naming convention to rte_common.h
>   * add explicit extern "C" linkage to rte_bitcount.h
>     note: not really needed but checkpatches required
>   * add missing space around '-'
> 
> Tyler Retzlaff (2):
>   eal: move bit operation common to bitops header
>   eal: provide leading and trailing zero bit count abstraction
> 
>  app/test/meson.build            |   2 +
>  app/test/test_bitcount.c        |  93 ++++++++
>  app/test/test_common.c          |   1 +
>  lib/eal/common/rte_reciprocal.c |   1 +
>  lib/eal/include/rte_bitops.h    | 460 ++++++++++++++++++++++++++++++++++++++++
>  lib/eal/include/rte_common.h    | 293 -------------------------
>  6 files changed, 557 insertions(+), 293 deletions(-)
>  create mode 100644 app/test/test_bitcount.c
> 
> -- 
> 
> Series-acked-by: Morten Brørup <mb at smartsharesystems.com>
> Series-acked-by: Bruce Richardson <bruce.richardson at intel.com>