[Libre-soc-isa] [Bug 1184] Proposal for fixing XLEN: XLEN always is type-len, add FTYPE and FSTYPE for FP

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=1184

--- Comment #3 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Jacob Lifshay from comment #2)
> another closely related issue, fp ops with different src and dest elwidth
> end up double-rounding according to the current spec, which is bad.

good reason for programmers to avoid doing that by not using
different widths, then, isn't it?

we are not here to "nanny" people [making hardware more complex
in order to "protect" them from shooting themselves in the foot]

one to think through in the future. not now.

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