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* elf64-ia64.c (elf64_ia64_unwind_entry_compare_bfd): New.

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(elf64_ia64_unwind_entry_compare): New.
        (elf64_ia64_final_link): Sort the .IA_64.unwind section.
This commit is contained in:
Richard Henderson 2000-10-09 23:16:30 +00:00
parent 16d6ab6428
commit f3b6f7c34d
2 changed files with 54 additions and 1 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
2000-10-09 Richard Henderson <rth@cygnus.com
* elf64-ia64.c (elf64_ia64_unwind_entry_compare_bfd): New.
(elf64_ia64_unwind_entry_compare): New.
(elf64_ia64_final_link): Sort the .IA_64.unwind section.
2000-10-07 Alan Modra <alan@linuxcare.com.au>
* elflink.h (size_dynamic_sections): Don't create various tags if

49
bfd/elf64-ia64.c
View File

@ -2973,6 +2973,25 @@ set_pltoff_entry (abfd, info, dyn_i, value, is_plt)
return value;
}
/* Called through qsort to sort the .IA_64.unwind section during a
non-relocatable link. Set elf64_ia64_unwind_entry_compare_bfd
to the output bfd so we can do proper endianness frobbing. */
static bfd *elf64_ia64_unwind_entry_compare_bfd;
static int
elf64_ia64_unwind_entry_compare (a, b)
PTR a;
PTR b;
{
bfd_vma av, bv;
av = bfd_get_64 (elf64_ia64_unwind_entry_compare_bfd, a);
bv = bfd_get_64 (elf64_ia64_unwind_entry_compare_bfd, b);
return (av < bv ? -1 : av > bv ? 1 : 0);
}
static boolean
elf64_ia64_final_link (abfd, info)
bfd *abfd;
@ -3134,7 +3153,35 @@ elf64_ia64_final_link (abfd, info)
}
/* Invoke the regular ELF backend linker to do all the work. */
return bfd_elf64_bfd_final_link (abfd, info);
if (!bfd_elf64_bfd_final_link (abfd, info))
return false;
/* If we're producing a final executable, we need to sort the contents
of the .IA_64.unwind section. */
if (!info->relocateable)
{
asection *s = bfd_get_section_by_name (abfd, ELF_STRING_ia64_unwind);
if (s)
{
bfd_size_type size = s->output_section->_raw_size;
char *contents = bfd_malloc (size);
if (contents == NULL)
return false;
if (! bfd_get_section_contents (abfd, s->output_section,
contents, (file_ptr) 0, size))
return false;
elf64_ia64_unwind_entry_compare_bfd = abfd;
qsort (contents, size / 24, 24, elf64_ia64_unwind_entry_compare);
if (! bfd_set_section_contents (abfd, s->output_section,
contents, (file_ptr) 0, size))
return false;
}
}
return true;
}
static boolean