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Re: Why is __i686 undefined for x86_64 -m32 (in mainline)


On 03/16/2010 10:20 PM, H.J. Lu wrote:
> That is not true. The new -m32 default ISA on x86-64 is i686 + MMX + SSE + SSE2.
> It is Pentium 4, not i686.  For historical reason, we define __k8
> instead of __pentium4.
>   
Ah, ok, this is what I was missing! We have *more* than i686. Thus I can
check for __k8.

Thanks again,
Paolo.


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