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* elf32-mips.c (_bfd_mips_elf_final_link): Restore setting of GP 

removed in previous change.
	(_bfd_mips_elf_relocate_section): Adjust GP relative relocations
 	in relocateable output.
This commit is contained in:
Mark Mitchell 1999-07-19 20:06:24 +00:00
parent 272dc76f04
commit 0db63c1868
2 changed files with 40 additions and 11 deletions
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7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
Mon Jul 19 14:03:44 1999 Mark P. Mitchell <mark@codesourcery.com>
* elf32-mips.c (_bfd_mips_elf_final_link): Restore setting of GP
removed in previous change.
(_bfd_mips_elf_relocate_section): Adjust GP relative relocations
in relocateable output.
1999-07-19 Ian Lance Taylor <ian@zembu.com>
* coff-m88k.c (m88kbcs_vec): Initialize new field of bfd_target

44
bfd/elf32-mips.c
View File

@ -4388,6 +4388,20 @@ _bfd_mips_elf_final_link (abfd, info)
elf_gp (abfd) = (h->u.def.value
+ h->u.def.section->output_section->vma
+ h->u.def.section->output_offset);
else if (info->relocateable)
{
bfd_vma lo;
/* Find the GP-relative section with the lowest offset. */
lo = (bfd_vma) -1;
for (o = abfd->sections; o != (asection *) NULL; o = o->next)
if (o->vma < lo
&& (elf_section_data (o)->this_hdr.sh_flags & SHF_MIPS_GPREL))
lo = o->vma;
/* And calculate GP relative to that. */
elf_gp (abfd) = lo + ELF_MIPS_GP_OFFSET (abfd);
}
else
{
/* If the relocate_section function needs to do a reloc
@ -6530,9 +6544,11 @@ _bfd_mips_elf_relocate_section (output_bfd, info, input_bfd, input_section,
unsigned long r_symndx;
/* Since we're just relocating, all we need to do is copy
the relocations back out to the object file, unless they're
against a section symbol, in which case we need to adjust
by the section offset. */
the relocations back out to the object file, unless
they're against a section symbol, in which case we need
to adjust by the section offset, or unless they're GP
relative in which case we need to adjust by the amount
that we're adjusting GP in this relocateable object. */
if (!mips_elf_local_relocation_p (input_bfd, rel, local_sections))
/* A non-local relocation is never against a section. */
@ -6540,17 +6556,23 @@ _bfd_mips_elf_relocate_section (output_bfd, info, input_bfd, input_section,
r_symndx = ELF32_R_SYM (rel->r_info);
sym = local_syms + r_symndx;
if (ELF_ST_TYPE (sym->st_info) != STT_SECTION)
continue;
if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
{
/* Adjust the addend appropriately. */
addend += local_sections[r_symndx]->output_offset;
/* Adjust the addend appropriately. */
addend += local_sections[r_symndx]->output_offset;
/* If the relocation is for a R_MIPS_HI16 or R_MIPS_GOT16,
/* If the relocation is for a R_MIPS_HI16 or R_MIPS_GOT16,
then we only want to write out the high-order 16 bits.
The subsequent R_MIPS_LO16 will handle the low-order bits. */
if (r_type == R_MIPS_HI16 || r_type == R_MIPS_GOT16)
addend >>= 16;
if (r_type == R_MIPS_HI16 || r_type == R_MIPS_GOT16)
addend >>= 16;
}
if (r_type == R_MIPS16_GPREL
|| r_type == R_MIPS_GPREL16
|| r_type == R_MIPS_GPREL32)
addend -= (_bfd_get_gp_value (output_bfd)
- _bfd_get_gp_value (input_bfd));
if (rela_relocation_p)
/* If this is a RELA relocation, just update the addend.