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Re: arm-wince-pe support resurrection
- From: Dmitry Semyonov <Dmitry dot Semyonov at oktet dot ru>
- To: Nick Clifton <nickc at redhat dot com>
- Cc: <binutils at sources dot redhat dot com>
- Date: Mon, 22 Dec 2003 14:20:51 +0300 (MSK)
- Subject: Re: arm-wince-pe support resurrection
- Reply-to: <Dmitry dot Semyonov at oktet dot ru>
Nick,
On Tue, 16 Dec 2003, Dmitry Semyonov wrote:
> On Tue, 16 Dec 2003, Nick Clifton wrote:
>
> > --- binutils-031118/bfd/reloc.c Sun Nov 23 21:33:24 2003
> > *************** _bfd_final_link_relocate (reloc_howto_ty
> > *** 1353,1358 ****
> > --- 1353,1361 ----
> > if (address > input_section->_raw_size)
> > return bfd_reloc_outofrange;
> >
> > + if (!howto->partial_inplace)
> > + return bfd_reloc_ok; /* Do not modify "inplace" data, if not requested. */
> > +
> >
> > This looks wrong to me. First of all you are modifying a generic
> > routine which is used by all ports, not just the arm-wince-pe, so any
> > change has to be reviewed carefully.
> >
> > Secondly this patch appears to be preventing _bfd_final_link_relocate
> > from performing any relocation for which partial_inplace is FALSE.
> > This would include all ELF ports which use RELA relocations, which
> > cannot be right.
> >
> > What was the purpose of this part of the patch ?
Nothing shall be relocated inside raw sections data during partial
linking if howto->partial_inplace is set to FALSE.
What would you say about the following patch instead of the above
one?
Note that I can only verify the partial linking since the final link
stage is performed with MS tools.
*** coff-arm.c.1.49 Wed Dec 17 21:29:45 2003
--- coff-arm.c Fri Dec 19 23:07:11 2003
*************** coff_arm_relocate_section (output_bfd, i
*** 1734,1743 ****
#endif
else
#endif /* THUMBEXTENSION */
! rstat = _bfd_final_link_relocate (howto, input_bfd, input_section,
! contents,
! rel->r_vaddr - input_section->vma,
! val, addend);
#if 1 /* THUMBEXTENSION */
/* FIXME:
Is this the best way to fix up thumb addresses? krk@cygnus.com
--- 1734,1746 ----
#endif
else
#endif /* THUMBEXTENSION */
! if (info->relocatable && ! howto->partial_inplace)
! rstat = bfd_reloc_ok;
! else
! rstat = _bfd_final_link_relocate (howto, input_bfd, input_section,
! contents,
! rel->r_vaddr - input_section->vma,
! val, addend);
#if 1 /* THUMBEXTENSION */
/* FIXME:
Is this the best way to fix up thumb addresses? krk@cygnus.com
...Bye..Dmitry.