Baptiste Coudurier wrote: > > I see. I just wonder why was the macro ever invented ? > from what I can see the 8 variant is 16 in certain cases to be an exact match between mmx and sse variant for x86. I checked and obviously the alternate form is from the ms compilers... lu -- Luca Barbato Gentoo/linux Gentoo/PPC http://dev.gentoo.org/~lu_zero