Unifying the x86 FPU register sets

Eli Zaretskii eliz@gnu.org
Thu Oct 21 04:44:00 GMT 1999


> You'll also notice that all the other
> i386 ports (including Linux) have a 96-bit `long double'.  In other
> words `sizeof (long double)' is 12.

A `long double' on x86 is always 10 bytes; sizeof reports 12 because
of alignment considerations.  The extra 2 bytes are junk and will
never be used by any FP instruction.


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