[Webkit-unassigned] [Bug 98856] Add moveDoubleToInts and moveIntsToDouble to MacroAssemblerMIPS

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=98856





--- Comment #27 from Balazs Kilvady <kilvadyb at homejinni.com>  2012-10-16 02:18:40 PST ---
(In reply to comment #26)
> (In reply to comment #25)
> > (From update of attachment 168894 [details] [details])
> > void mfhc1(RegisterID rt, FPRegisterID fs) removed, thanks to Peter Gal.
> 
> Just curious: should we use it in the vmov? or the #ifdef guards were wrong? or something else?
Using vmov hides it from higher level (if we want #ifdefs later). With or without mfhc1 the operation will be implemented with two instructions so it seems no performance gain from mfhc1 just looks better then the R1 solution. If there is any reason for using it then I will add it to vmov.

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