[Libre-soc-bugs] [Bug 1155] O(n^2) multiplication REMAP mode(s)

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=1155

--- Comment #43 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Jacob Lifshay from comment #40)
> while we're designing new svshape instructions, we should also think about
> register arguments (GPR and/or VL) so we can set dynamic x/y/z dimensions

i said no and it means no. please read the spec.

> and/or dynamic offsets (some reasonable selection of those, in particular we
> need some kind of dynamic offset for bigint shifts of more than 64-bit, and
> dynamic x dimension would be really useful for parallel prefix-sum and
> parallel reduction).

not happening, i have said this before and it is inviolate and not
to be discussed further under this bugreport as it is firmly out of
scope. they can write directly to SVSHAPEs and take the consequences
after reading the spec's warnings.

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