[Libre-soc-isa] [Bug 1057] split out all int/fp min/max ops into their own RFC ls013

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Wed Apr 26 11:43:16 BST 2023


--- Comment #33 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Jacob Lifshay from comment #32)

> type C is basically fminc/fmaxc
> type J is IEEE 754-2019 minimum/maximum aka. fmin19/fmax19 -- J because
> that's Java's Math.max

ok that makes sense.

ok so yes agreed no point doing s/d just d because all the VSX instructions are
"packed" format, there are no VSX equivalent of
"s" fp32-in-a-64bit-reg instructions.  which is great.  i'll
kick them off the csv list for ls012.

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