Adding hplt to elf_link_hash_table

[Alan Modra]

On Fri, Feb 24, 2006 at 05:34:45PM +0000, Richard Sandiford wrote:
> I'm soon going to submit equivalent user-mode VxWorks support for ARM,
> and there are other targets to come, so would it be OK to have "hplt"
> in the common elf_link_hash_table, alongside "hgot"?
> 
> This patch does that, and removes the now-redundant "hgot" field
> from elf_i386_link_hash_table.  Tested individually on i586-vxworks
> and on i686-linux-gnu with --enable-targets=all --enable-64-bit-bfd.
> OK to install?

Yes, this is OK.

> BTW, I notice that elf32-ppc.c uses:
> 
>   if (strcmp (h->root.root.string, "_DYNAMIC") == 0
>       || (!htab->is_vxworks
> 	  && (h == htab->elf.hgot
> 	      || strcmp (h->root.root.string,
> 			 "_PROCEDURE_LINKAGE_TABLE_") == 0)))
>     ...
> 
> whereas most targets use string comparisons.  Would you prefer
> all targets to use hash entry comparisons, and do it for both
> _GLOBAL_OFFSET_TABLE_ and _PROCEDURE_LINKAGE_TABLE_?
> If so, I'll submit a follow-up patch.

That would be nice too.

-- 
Alan Modra
IBM OzLabs - Linux Technology Centre