[RFC: Patch, PR 60102] [4.9/4.10 Regression] powerpc fp-bit ices@dwf_regno

rohitarulraj@freescale.com rohitarulraj@freescale.com
Mon Sep 29 10:24:00 GMT 2014



> From: Ulrich Weigand [mailto:uweigand@de.ibm.com]
> Maciej W. Rozycki wrote:
> > On Mon, 4 Aug 2014, Edmar wrote:
> >
> > > Committed on trunk, revision 213596
> > > Committed on 4.9 branch, revision 213597
> >
> >  This change regressed GDB for e500v2 multilibs, presumably because it
> > does not understand the new DWARF register numbers and does not know
> > how to map them to hardware registers.
> 
> As I understand it, the change was supposed to only affect GCC internals, all
> externally generated debug info was supposed to remain unchanged.
> 
> If there are changes in debug info, something must have gone wrong.

Let me check if I can track this down.

Regards,
Rohit



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