Messages in this thread | | | Date | Mon, 18 Aug 2008 15:28:41 -0400 (EDT) | From | Steven Rostedt <> | Subject | Re: ftrace introduces instability into kernel 2.6.27(-rc2,-rc3) |
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On Mon, 18 Aug 2008, Scott Wood wrote:
> Steven Rostedt wrote: > > What syntax to do that with? > > > > lwz %1,0(%U2) > > stu %3, 0(%X2) > > > > I'm new to those. (and the above does not compile) > > lwz%U2%X2 %1, %2 > stw%U2%X2 %3, %2
Thanks, that's new to me.
> > > > Why stwu with an offset of zero, > > > > How else to do it? stwu %3, (%2) does not compile for me. > > stw %3, 0(%2) > > The "u" tells it to write the effective address back to %2 -- but with an > offset of zero, the effective address is unchanged.
Ah! Right!
/me should open up his PowerPC ref books again :-p
-- Steve
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