[libre-riscv-dev] [Bug 333] investigate why CR pipeline code took 100% CPU and locked up generating ILANG

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Thu May 21 20:09:49 BST 2020


--- Comment #23 from Michael Nolan <mtnolan2640 at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #22)
> michael, as cr_c is an output field, it should only go in CROutputData.
> so i'm just going to remove it.  we can discuss whether to put cr_a into
> full_cr later, there is justification for doing it either way.
> i'll also update the pipe_data.py regspecs

No, it's not an output field. For OP_CROP, it only does a partial update to the
output cr, so it needs to know what it was before.

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