Re: PROBLEM:Illegal instruction when mount nfs file systems using

Bernd Schmidt (bernds@redhat.com)
Thu, 28 Jun 2001 19:39:23 +0100 (BST)


On Wed, 27 Jun 2001, Alan Cox wrote:

> > The problem is that VIA Cyrix III announces itself (via CPUID)
> > as a "family 6" processor, i.e. i686 compatible. This is not
> > completely accurate, since it doesn't implement the conditional
> > move instruction. [Yeah, I know there's a CPUID feature flag for
>
> Intel specifically state that you cannot use CMOV without checking
> for it. Its actually a gcc/binutils tool bug. The CPU is right.

How is that a gcc bug? You tell the compiler to generate cmov, you run
it on a CPU that doesn't have it, you get what you deserve. There's
really nothing the tools can do about that.

Bernd

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/