[Libre-soc-dev] svp64 review

Jacob Lifshay programmerjake at gmail.com
Mon Jul 25 22:27:39 BST 2022


On Mon, Jul 25, 2022, 07:47 Lauri Kasanen via Libre-soc-dev <
libre-soc-dev at lists.libre-soc.org> wrote:

> What about the BE requirement? Any new implementation is going to be
> LE, so if compliance requires BE, that's 2x the workload.


Because byte-swapping-loads/stores are already a requirement iirc, BE/LE
support is generally pretty easy, just xor the BE/LE mode with the
byte-swap-or-not bit in the instructions...the only other part needed is
byte-swapping the fetched instructions.

Jacob


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