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Re: [Xen-devel] Definition of eax and rax

To: "Xin B Li" <xin.b.li@xxxxxxxxx>
Subject: Re: [Xen-devel] Definition of eax and rax
From: "Jan Beulich" <jbeulich@xxxxxxxxxx>
Date: Wed, 13 Dec 2006 12:37:19 +0000
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>>> "Li, Xin B" <xin.b.li@xxxxxxxxx> 13.12.06 13:12 >>>
>Keir, just noticed the macro:
>#define __DECL_REG(name) union { uint64_t r ## name, e ## name; }
>So, rax and eax are both 64bit, but I think we'd better define eax to
>32bit, how do you think?

The 32on64 patches will add _eax etc. to have a true reflection of
32-bit registers.

Jan

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