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authorNathan Sidwell <nathan@codesourcery.com>2007-11-09 10:20:17 +0000
committerNathan Sidwell <nathan@codesourcery.com>2007-11-09 10:20:17 +0000
commit6b60be102a1e09b903a1e4c9335201c449c51f32 (patch)
tree238f03daa3b95d69a8c47e5ea52302a89961f396 /bfd
parentb2766bff8e332394b9f075245336de6dd9cac5fa (diff)
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* elf-vxworks.c (elf_vxworks_emit_relocs): Don't clobber
rel_hash. Move loop inside if test.
Diffstat (limited to 'bfd')
-rw-r--r--bfd/ChangeLog5
-rw-r--r--bfd/elf-vxworks.c77
2 files changed, 46 insertions, 36 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 5b37351..16639c6 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2007-11-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * elf-vxworks.c (elf_vxworks_emit_relocs): Don't clobber
+ rel_hash. Move loop inside if test.
+
2007-11-08 Nathan Sidwell <nathan@codesourcery.com>
* elf-vxworks.h (elf_vxworks_add_dynamic_entries): Declare.
diff --git a/bfd/elf-vxworks.c b/bfd/elf-vxworks.c
index 074430c..2b0c725 100644
--- a/bfd/elf-vxworks.c
+++ b/bfd/elf-vxworks.c
@@ -144,8 +144,7 @@ elf_vxworks_link_output_symbol_hook (struct bfd_link_info *info
return TRUE;
}
-
-/* Copy relocations into the output file. Fixes up relocations againt PLT
+/* Copy relocations into the output file. Fixes up relocations against PLT
entries, then calls the generic routine. */
bfd_boolean
@@ -156,49 +155,55 @@ elf_vxworks_emit_relocs (bfd *output_bfd,
struct elf_link_hash_entry **rel_hash)
{
const struct elf_backend_data *bed;
- Elf_Internal_Rela *irela;
- Elf_Internal_Rela *irelaend;
int j;
bed = get_elf_backend_data (output_bfd);
- irela = internal_relocs;
- irelaend = irela + (NUM_SHDR_ENTRIES (input_rel_hdr)
- * bed->s->int_rels_per_ext_rel);
- while (irela < irelaend)
+ if (output_bfd->flags & (DYNAMIC|EXEC_P))
{
- if ((output_bfd->flags & (DYNAMIC|EXEC_P))
- && *rel_hash
- && (*rel_hash)->def_dynamic
- && !(*rel_hash)->def_regular
- && ((*rel_hash)->root.type == bfd_link_hash_defined
- || (*rel_hash)->root.type == bfd_link_hash_defweak)
- && (*rel_hash)->root.u.def.section->output_section != NULL)
+ Elf_Internal_Rela *irela;
+ Elf_Internal_Rela *irelaend;
+ struct elf_link_hash_entry **hash_ptr;
+
+ for (irela = internal_relocs,
+ irelaend = irela + (NUM_SHDR_ENTRIES (input_rel_hdr)
+ * bed->s->int_rels_per_ext_rel),
+ hash_ptr = rel_hash;
+ irela < irelaend;
+ irela += bed->s->int_rels_per_ext_rel,
+ hash_ptr++)
{
- /* This is a relocation from an executable or shared library
- against a symbol in a different shared library. We are
- creating a definition in the output file but it does not come
- from any of our normal (.o) files. ie. a PLT stub.
- Normally this would be a relocation against against SHN_UNDEF
- with the VMA of the PLT stub. This upsets the VxWorks loader.
- Convert it to a section-relative relocation.
- This gets some other symbols (for instance .dynbss),
- but is conservatively correct. */
- for (j = 0; j < bed->s->int_rels_per_ext_rel; j++)
+ if (*hash_ptr
+ && (*hash_ptr)->def_dynamic
+ && !(*hash_ptr)->def_regular
+ && ((*hash_ptr)->root.type == bfd_link_hash_defined
+ || (*hash_ptr)->root.type == bfd_link_hash_defweak)
+ && (*hash_ptr)->root.u.def.section->output_section != NULL)
{
- asection *sec = (*rel_hash)->root.u.def.section;
- int this_idx = sec->output_section->target_index;
-
- irela[j].r_info = ELF32_R_INFO (this_idx,
- ELF32_R_TYPE (irela[j].r_info));
- irela[j].r_addend += (*rel_hash)->root.u.def.value;
- irela[j].r_addend += sec->output_offset;
+ /* This is a relocation from an executable or shared
+ library against a symbol in a different shared
+ library. We are creating a definition in the output
+ file but it does not come from any of our normal (.o)
+ files. ie. a PLT stub. Normally this would be a
+ relocation against against SHN_UNDEF with the VMA of
+ the PLT stub. This upsets the VxWorks loader.
+ Convert it to a section-relative relocation. This
+ gets some other symbols (for instance .dynbss), but
+ is conservatively correct. */
+ for (j = 0; j < bed->s->int_rels_per_ext_rel; j++)
+ {
+ asection *sec = (*hash_ptr)->root.u.def.section;
+ int this_idx = sec->output_section->target_index;
+
+ irela[j].r_info
+ = ELF32_R_INFO (this_idx, ELF32_R_TYPE (irela[j].r_info));
+ irela[j].r_addend += (*hash_ptr)->root.u.def.value;
+ irela[j].r_addend += sec->output_offset;
+ }
+ /* Stop the generic routine adjusting this entry. */
+ *hash_ptr = NULL;
}
- /* Stop the generic routine adjusting this entry. */
- *rel_hash = NULL;
}
- irela += bed->s->int_rels_per_ext_rel;
- rel_hash++;
}
return _bfd_elf_link_output_relocs (output_bfd, input_section,
input_rel_hdr, internal_relocs,