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Re: mips $12-$15 are named $t4-$t7
Alexandre Oliva wrote:
> On Apr 7, 2003, Thiemo Seufer <ica2_ts at csv dot ica dot uni-stuttgart dot de> wrote:
>
> > Have you cross-checked this with the SGI toolchain?
>
> Nope, I just believed the MIPSpro N32 Handbook:
>
> Table 2-1 N32 and Native 64-Bit Interface Register Conventions
> $12..$15 t4..t7 Temporaries Caller-saved
>
> I find it would be a really bad idea to give the same name to
> different registers depending on the ABI.
IIRC "See MIPS Run" claims this bad idea happened, and it would also
break much code if t0-t3 would disappear.
Note also that the assembly examples in "MIPSpro N32 Handbook" use t0.
Thiemo