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Re: [XenPPC] [pushed] [ppc] FPSCR and XER are really 64 bit quantities

from [Hollis Blanchard]

[Permanent Link][Original]

To:	Jimi Xenidis <jimix@xxxxxxxxxxxxxx>
Subject:	Re: [XenPPC] [pushed] [ppc] FPSCR and XER are really 64 bit quantities
From:	Hollis Blanchard <hollisb@xxxxxxxxxx>
Date:	Tue, 25 Apr 2006 15:08:18 -0500
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On Tue, 2006-04-25 at 14:14 -0400, Jimi Xenidis wrote:
> changeset:   9950:249f22f51bb31148f896be0c7e85618b20f8c5fd
> tag:         tip
> user:        jimix@xxxxxxxxxxxxxxxxxxxxx
> date:        Tue Apr 25 15:04:52 2006 -0400
> files:       xen/arch/ppc/float.S xen/arch/ppc/gdbstub.c 
> xen/arch/ppc/ppc64/exceptions.S xen/include/public/arch-ppc64.h
> description:
> [ppc] FPSCR and XER are really 64 bit quantities

Neither the PEM PDF (page 64) nor the Architecture Book I PDF (ver 2.02,
page 97) agree with you about FPSCR. Please explain?

The PEM PDF (again page 64) contradicts the Architecture Book I PDF
(page 42), which is unfortunate, but I'm ok with that change.

-- 
Hollis Blanchard
IBM Linux Technology Center


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