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Re: Reference to .debug_loc
On Fri, Feb 14, 2003 at 09:35:21PM +0100, Jakub Jelinek wrote:
> On Fri, Feb 14, 2003 at 02:51:24PM -0500, Daniel Jacobowitz wrote:
> > > >>Or is there another way?
> > > >
> > > >At a guess it should be like DW_AT_ranges:
> > > > .long .Ldebug_ranges0+0x0 # DW_AT_ranges
> > > >
> > > >I.E. dw2_asm_output_offset, rather than dw2_asm_output_delta, in GCC.
> > > >
> > >
> > > It's supposed to be the offset from the beginning of the debug_loc
> > > section.
> > > Will this do that?
> >
> > I think so. The result will be something like .Ldebug_ranges0 +
> > (.LLST0-.Ldebug_loc0). If the assembler won't take that then we'll
> > have to track addresses for loclists the same as we do for rangelists.
>
> Why simple .long .LLST0 is not sufficient (@secrel(.LLST0) on IA-64)?
> It is not the only place where gcc relies on VMA of debugging sections
> to be 0 if the architecture lacks section relative relocations.
I suppose that would work. Do you know why DW_AT_ranges is done the
way it is?
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer