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Re: PATCH: Support x86 pseudo registers


> From: Pedro Alves <pedro@codesourcery.com>
> Date: Fri, 12 Mar 2010 04:23:07 +0000
> Cc: "H.J. Lu" <hjl.tools@gmail.com>,
>  msnyder@vmware.com
> 
> I just realized that this change means that $sp is now just
> a 16-bit word of $esp, instead of a pseudo-register resolving to
> either $esp/$rsp (32-bit/64-bit).  I can't say it is actually wrong to
> have it that way

I think it's very wrong, because it means we no longer have a generic
stack pointer register, at least not on x86.  Is that true?


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