------- Additional Comments From chris at seberino dot org 2009-12-11 18:17
-------
Subject: Re: Bug in objdump when disassembling raw
armv4t binaries
On Fri, Dec 11, 2009 at 05:48:59PM -0000, drow at false dot org wrote:
>
> ------- Additional Comments From drow at false dot org 2009-12-11 17:48
> -------
> Subject: Re: Bug in objdump when disassembling raw
> armv4t binaries
>
> On Fri, Dec 11, 2009 at 05:25:25PM -0000, chris at seberino dot org wrote:
> > I don't think the following is UNPREDICTABLE. Every load and store that has
> > Rd == Rn isn't UNPREDICTABLE. That only applies if the W and P bits are
> > set.
> > Or, if it is one of the "t" variants like strt.
> >
> > 2fc: 004000bf strheq r0, [r0], #-15 ; <UNPREDICTABLE>
>
> My copy of the manual doesn't say this is unpredictable - but it
> doesn't say what it means, either.
I think unspecified should be flagged as UNPREDICTABLE since we can't predict
what it will do.
cs
--
http://sourceware.org/bugzilla/show_bug.cgi?id=10924
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