|Re: [hatari-devel] FPU update|
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Am 26.01.2017 um 22:27 schrieb Andreas Grabher <andreas.grabher@xxxxxxxxxxxx>:
> Am 26.01.2017 um 21:30 schrieb Toni Wilen <twilen@xxxxxxxxxx>:
>>> The appended patch (unfinished) is a suggestion for a fixing the issue
>>> without too many changes to the code. What do you think?
>> It looks fine. It is not that important if 68040+ handling gets broken
>> temporarily, it can be fixed later.
> I'll complete it tomorrow and apply it to the repository. I agree that those things can be fixed later. I think highest priority now is to fix SoftFloat arithmetics.
> Anyway there is one thing on my mind that i'm not totally happy with. I wanted to draw a clear line between general FPU emulation code and SoftFloat. But I don't know how to clearly divide those two things. For example some of the normalization and rounding stuff and NaN and infinity handling takes place in the FPU code and other parts take place in SoftFloat code.
The patch for unnormals is online. Now I'm quite sure that no unnormal can reach SoftFloat arithmetics anymore.