[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 #126 from Dmitry Selyutin <ghostmansd at gmail.com> ---
(In reply to Jacob Lifshay from comment #124)
> two things:
> * rfid doesn't write all MSR bits
> * function default arguments generally should not be mutable values, since
> if it's modified in the function, that modified value is used as the new
> default for all function calls
> 
> def run_tst_program(self, prog,
>              initial_regs=[0] * 32):
> 
> idk if this will fix your bug, but it might help...

Likely the first one should be the reason. As for the second one, this should
be fixed as well, though my troubles start even on the first test.

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