[discuss] RFC: Support IEEE 754R draft in the x86-64 psABI
evandro.menezes at amd.com
Tue May 16 17:27:46 CEST 2006
> > Yet, it is something that the user has to care about. I agree that
> > adding yet another thing to care about is a burden, but IEEE754
> > created this situation by endorsing two DFP formats. Whichever, if
> > any, is fixed as the default for x86/x86-64 is immaterial to this
> > burden. The user will always have to wonder which format
> the DFP data
> is in.
> Not if the original format is the only one that's used externally.
I see the value of defaulting to a single format, that's why I think that one should be defined the default for x86/x86-64. However, which one is a judgment call and we're trying to weigh performance aspects on x86/x86-64 to make this decision.
Evandro Menezes GNU Tools Team
512-602-9940 Advanced Micro Devices
evandro.menezes at amd.com Austin, TX
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