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authorAlan Modra <amodra@bigpond.net.au>2007-03-07 08:54:35 +0000
committerAlan Modra <amodra@bigpond.net.au>2007-03-07 08:54:35 +0000
commit5dbd32630d7462252fc13eedc8b6133c3fb131af (patch)
tree94fe4cc767145ad62cb1df808a93e5233d430169 /bfd/elf32-d10v.c
parent7ca2b4493774a09327290a6935092b7ec03dce3e (diff)
downloadgdb-5dbd32630d7462252fc13eedc8b6133c3fb131af.tar.gz
PR 3958
bfd/ * elf-bfd.h (RELOC_FOR_GLOBAL_SYMBOL): No error on relocatable link. (elf_discarded_section): Move.. * bfd-in.h: ..to here. * bfd-in2.h: Regenerate. * elflink.c (elf_link_input_bfd): Don't zap relocs against symbols from discarded sections before relocate_section has done its job. * reloc.c (bfd_generic_get_relocated_section_contents): Handle relocs against symbols from discarded sections. * elf-hppa.h (elf_hppa_howto_table): Set size. Set dst_mask on SECREL32. (elf_hppa_relocate_section): Handle relocatable link after setting sec, sym, h etc. for final link. Squash error messages for relocatable link. Clear section contents for relocs against symbols in discarded sections, and zero reloc. Remove existing zero r_symndx code. * elf-m10200.c (mn10200_elf_relocate_section): Likewise. * elf-m10300.c (mn10300_elf_relocate_section): Likewise. * elf32-arm.c (elf32_arm_relocate_section): Likewise. * elf32-avr.c (elf32_avr_relocate_section): Likewise. * elf32-bfin.c (bfinfdpic_relocate_section): Likewise. (bfin_relocate_section): Likewise. * elf32-cr16c.c (elf32_cr16c_relocate_section): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. * elf32-crx.c (elf32_crx_relocate_section): Likewise. * elf32-d10v.c (elf32_d10v_relocate_section): Likewise. * elf32-fr30.c (fr30_elf_relocate_section): Likewise. * elf32-frv.c (elf32_frv_relocate_section): Likewise. * elf32-h8300.c (elf32_h8_relocate_section): Likewise. * elf32-hppa.c (elf32_hppa_relocate_section): Likewise. * elf32-i370.c (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_relocate_section): Likewise. * elf32-i860.c (elf32_i860_relocate_section): Likewise. * elf32-ip2k.c (ip2k_elf_relocate_section): Likewise. * elf32-iq2000.c (iq2000_elf_relocate_section): Likewise. * elf32-m32c.c (m32c_elf_relocate_section): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_check_relocs): Likewise. * elf32-m68k.c (elf_m68k_relocate_section): Likewise. * elf32-mcore.c (mcore_elf_relocate_section): Likewise. * elf32-mep.c (mep_elf_relocate_section): Likewise. * elf32-msp430.c (elf32_msp430_relocate_section): Likewise. * elf32-mt.c (mt_elf_relocate_section): Likewise. * elf32-openrisc.c (openrisc_elf_relocate_section): Likewise. * elf32-ppc.c (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_relocate_section): Likewise. * elf32-score.c (_bfd_score_elf_relocate_section): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. * elf32-spu.c (spu_elf_relocate_section): Likewise. * elf32-v850.c (v850_elf_relocate_section): Likewise. * elf32-vax.c (elf_vax_relocate_section): Likewise. * elf32-xc16x.c (elf32_xc16x_relocate_section): Likewise. * elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise. * elf32-xtensa.c (elf_xtensa_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_relocate_section_r): Likewise. (elf64_alpha_relocate_section): Likewise. * elf64-mmix.c (mmix_elf_relocate_section): Likewise. * elf64-ppc.c (ppc64_elf_relocate_section): Likewise. * elf64-s390.c (elf_s390_relocate_section): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise. * elfxx-ia64.c (elfNN_ia64_relocate_section): Likewise. * elfxx-mips.c (_bfd_mips_elf_relocate_section): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_relocate_section): Likewise. * elf32-arm.c (elf32_arm_relocate_section): Always adjust section symbols for relocatable link. Don't use always-zero st_value. (elf_backend_rela_normal): Don't define. * elf32-bfin.c (bfinfdpic_relocate_section): Use RELOC_FOR_GLOBAL_SYMBOL. * elf32-frv.c (elf32_frv_relocate_section): Likewise. * elf32-d10v.c (elf32_d10v_relocate_section): Combine SEC_MERGE section symbol adjustments with same for relocatable link. * elf32-i386.c (elf_i386_relocate_section): Likewise. * elf32-m68hc1x.c (m68hc11_get_relocation_value): Move.. (elf32_m68hc11_check_relocs): ..to here. * elf32-score.c (score_elf_final_link_relocate): Remove zero r_symndx code. * elfxx-mips.c (mips_elf_calculate_relocation): Likewise. ld/testsuite/ * ld-elf/linkonce1.d: New. * ld-elf/linkonce1a.s: New. * ld-elf/linkonce1b.s: New. * ld-elf/linkonce2.d: New. * ld-i386/pcrel16abs.d: New. * ld-i386/pcrel16abs.s: New. * ld-i386/i386.exp: Run it.
Diffstat (limited to 'bfd/elf32-d10v.c')
-rw-r--r--bfd/elf32-d10v.c69
1 files changed, 26 insertions, 43 deletions
diff --git a/bfd/elf32-d10v.c b/bfd/elf32-d10v.c
index 8d7cd944f7b..26ae8ceefb7 100644
--- a/bfd/elf32-d10v.c
+++ b/bfd/elf32-d10v.c
@@ -1,6 +1,6 @@
/* D10V-specific support for 32-bit ELF
- Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
- Free Software Foundation, Inc.
+ Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+ 2007 Free Software Foundation, Inc.
Contributed by Martin Hunt (hunt@cygnus.com).
This file is part of BFD, the Binary File Descriptor library.
@@ -405,35 +405,6 @@ elf32_d10v_relocate_section (bfd *output_bfd,
continue;
howto = elf_d10v_howto_table + r_type;
-
- if (info->relocatable)
- {
- bfd_vma val;
- bfd_byte *where;
-
- /* This is a relocatable link. We don't have to change
- anything, unless the reloc is against a section symbol,
- in which case we have to adjust according to where the
- section symbol winds up in the output section. */
- if (r_symndx >= symtab_hdr->sh_info)
- continue;
-
- sym = local_syms + r_symndx;
- if (ELF_ST_TYPE (sym->st_info) != STT_SECTION)
- continue;
-
- sec = local_sections[r_symndx];
- val = sec->output_offset;
- if (val == 0)
- continue;
-
- where = contents + rel->r_offset;
- val += extract_rel_addend (input_bfd, where, howto);
- insert_rel_addend (input_bfd, where, howto, val);
- continue;
- }
-
- /* This is a final link. */
h = NULL;
sym = NULL;
sec = NULL;
@@ -444,18 +415,26 @@ elf32_d10v_relocate_section (bfd *output_bfd,
relocation = (sec->output_section->vma
+ sec->output_offset
+ sym->st_value);
- if ((sec->flags & SEC_MERGE)
- && ELF_ST_TYPE (sym->st_info) == STT_SECTION)
+ if (ELF_ST_TYPE (sym->st_info) == STT_SECTION
+ && ((sec->flags & SEC_MERGE) != 0
+ || (info->relocatable
+ && sec->output_offset != 0)))
{
- asection *msec;
bfd_vma addend;
bfd_byte *where = contents + rel->r_offset;
addend = extract_rel_addend (input_bfd, where, howto);
- msec = sec;
- addend = _bfd_elf_rel_local_sym (output_bfd, sym, &msec, addend);
- addend -= relocation;
- addend += msec->output_section->vma + msec->output_offset;
+
+ if (info->relocatable)
+ addend += sec->output_offset;
+ else
+ {
+ asection *msec = sec;
+ addend = _bfd_elf_rel_local_sym (output_bfd, sym, &msec,
+ addend);
+ addend -= relocation;
+ addend += msec->output_section->vma + msec->output_offset;
+ }
insert_rel_addend (input_bfd, where, howto, addend);
}
}
@@ -469,16 +448,20 @@ elf32_d10v_relocate_section (bfd *output_bfd,
unresolved_reloc, warned);
}
- if (r_symndx == 0)
+ if (sec != NULL && elf_discarded_section (sec))
{
- /* r_symndx will be zero only for relocs against symbols from
- removed linkonce sections, or sections discarded by a linker
- script. For these relocs, we just want the section contents
- zeroed. Avoid any special processing. */
+ /* For relocs against symbols from removed linkonce sections,
+ or sections discarded by a linker script, we just want the
+ section contents zeroed. Avoid any special processing. */
_bfd_clear_contents (howto, input_bfd, contents + rel->r_offset);
+ rel->r_info = 0;
+ rel->r_addend = 0;
continue;
}
+ if (info->relocatable)
+ continue;
+
if (h != NULL)
name = h->root.root.string;
else