[Libre-soc-isa] [Bug 1015] rfc for rest of int/fp move/convert ls006

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=1015

--- Comment #17 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #16)
> ok so i forgot to say that reducing the number of instructions
> by merging FP32 and FP64 would be a step too far, because what
> IBM typically does is allocate separate MAJOR opcodes for each.
> so the "s" and non-"s" variants have to be separated out.
> 
> annoyingly.

i'd be happy to apply that change since it makes it closer to PowerISA's naming
scheme.
basically RCS gets deleted and replaced with separate `s` instructions and `.`
instructions with a Rc field.

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