[Libre-soc-bugs] [Bug 671] convert spec pseudocode to use XLEN width

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Mon Sep 6 15:26:21 BST 2021


https://bugs.libre-soc.org/show_bug.cgi?id=671

--- Comment #69 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Jacob Lifshay from comment #68)
> elwidth=16:
> use LSB 16-bits of existing definition, you end up ignoring/zeroing the MSB
> 2 bits of the 16-bit DPD-side input/output for all valid BCD inputs:

turns out the MSB 2 bits aren't ignored for out-of-range inputs/outputs, so we
need to keep them. the pseudo-code is still correct afaict.

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