[Libre-soc-dev] we need two XLENs

Jacob Lifshay programmerjake at gmail.com
Fri Sep 9 01:26:43 BST 2022

On Thu, Sep 8, 2022, 10:44 Luke Kenneth Casson Leighton via Libre-soc-dev <
libre-soc-dev at lists.libre-soc.org> wrote:

> radio-button 2: https://openpower.foundation/isarfc/
> draft for review: https://libre-soc.org/openpower/sv/rfc/ls001/

reading through this, it occurred to me that operations can have different
source and destination elwidths, therefore just one XLEN variable isn't
enough to express the full functionality required of scalar operations when


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