[PATCH] Fix Altivec problem with vmaddfp

Dale Johannesen dalej@apple.com
Tue Apr 23 11:08:00 GMT 2002


On Tuesday, April 23, 2002, at 05:03 AM, Daniel Egger wrote:

> Am Die, 2002-04-23 um 00.24 schrieb Dale Johannesen:
>
>> I don't think they do differ.  Both of them indicate that the assembly
>> instruction
>
>> This is covered only by the PEM.
>
> Right. I don't have them handy right now, but I remember that in the
> mentioned older thread I pointed out exactly on which pages the PEM
> disagrees with it's own definition; I believe they got it right in the
> mnemonic listing at the end but wrong in the detailed description.

This is what I found in the earlier thread:

|Ah, I'm glad that it's really the assembler. The problem probably
|slipped in because the documentation (PEM) has the coding wrong
|(in my version: 0.1) in the verbose description.

Hmmm, I've got a hardcopy of rev 0, and rev 2 is online at

http://e-www.motorola.com/brdata/PDFDB/docs/ALTIVECPEM.pdf

Appendices C and D in rev 2 have it wrong, but by omitting vC,
not by missorting.  All the other descriptions match.  Is this
a bug specific to rev 1 then?  Interesting.





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