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* cofflink.c (_bfd_coff_final_link): On PE COFF systems, take into

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account the impact of relocation count overflow when computing
	section offsets.
	* coffcode.h (coff_write_relocs): Use obj_pe when deciding whether
	or not to apply the PE COFF reloc overflow handling.  Fix a
	fencepost error in deciding whether or not to use that technique.
This commit is contained in:
Mark Mitchell 2002-07-08 05:34:08 +00:00
parent d1e122bd6a
commit e9168c1e2b
3 changed files with 17 additions and 3 deletions
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10
bfd/ChangeLog
View file

@ -1,3 +1,13 @@
2002-07-07 Mark Mitchell <mark@codesourcery.com>
Alan Modra <amodra@bigpond.net.au>
* cofflink.c (_bfd_coff_final_link): On PE COFF systems, take into
account the impact of relocation count overflow when computing
section offsets.
* coffcode.h (coff_write_relocs): Use obj_pe when deciding whether
or not to apply the PE COFF reloc overflow handling. Fix a
fencepost error in deciding whether or not to use that technique.
2002-07-07 Alan Modra <amodra@bigpond.net.au>
* elf-bfd.h (struct elf_reloc_cookie): Remove locsym_shndx,

6
bfd/coffcode.h
View file

@ -2394,7 +2394,7 @@ coff_write_relocs (abfd, first_undef)
return false;
#ifdef COFF_WITH_PE
if (s->reloc_count > 0xffff)
if (obj_pe (abfd) && s->reloc_count >= 0xffff)
{
/* encode real count here as first reloc */
struct internal_reloc n;
@ -3420,7 +3420,7 @@ coff_write_object_contents (abfd)
{
#ifdef COFF_WITH_PE
/* we store the actual reloc count in the first reloc's addr */
if (current->reloc_count > 0xffff)
if (obj_pe (abfd) && current->reloc_count >= 0xffff)
reloc_count ++;
#endif
reloc_count += current->reloc_count;
@ -3451,7 +3451,7 @@ coff_write_object_contents (abfd)
reloc_base += current->reloc_count * bfd_coff_relsz (abfd);
#ifdef COFF_WITH_PE
/* extra reloc to hold real count */
if (current->reloc_count > 0xffff)
if (obj_pe (abfd) && current->reloc_count >= 0xffff)
reloc_base += bfd_coff_relsz (abfd);
#endif
}

4
bfd/cofflink.c
View file

@ -757,6 +757,10 @@ _bfd_coff_final_link (abfd, info)
o->flags |= SEC_RELOC;
o->rel_filepos = rel_filepos;
rel_filepos += o->reloc_count * relsz;
/* In PE COFF, if there are at least 0xffff relocations an
extra relocation will be written out to encode the count. */
if (obj_pe (abfd) && o->reloc_count >= 0xffff)
rel_filepos += relsz;
}
if (bfd_coff_long_section_names (abfd)