[Libre-soc-bugs] [Bug 982] Support PowerPC ABI in ISACaller

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=982

--- Comment #82 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Dmitry Selyutin from comment #74)
> ...I've been able to support system calls translation in ISACaller in scemu
> branch:

note that sc is kinda weird...on errors it sets CR0.SO and returns the error
code in r3 as a *positive* integer.

scv is closer to linux's standard convention of small negative results means
errors.

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