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* readelf.c (target_specific_reloc_handling): New function:

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Processes relocs in a target specific manner.
        (debug_apply_relocations): Use the new function.
        * dwarf.c (display_debug_loc): End the dump with a blank line.
        (struct debug_display): Enable reloc processing for .debug_aranges
        and .debug_loc sections.
This commit is contained in:
Nick Clifton
2009-06-22 08:46:13 +00:00
parent 854f4b0e95
commit 98fb390a91
3 changed files with 66 additions and 6 deletions
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58
binutils/readelf.c
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@@ -6436,6 +6436,7 @@ get_ver_flags (unsigned int flags)
}
/* Display the contents of the version sections. */
static int
process_version_sections (FILE * file)
{
@@ -8337,6 +8338,54 @@ uncompress_section_contents (unsigned char ** buffer, dwarf_size_type * size)
#endif /* HAVE_ZLIB_H */
}
/* Check to see if the given reloc needs to be handled in a target specific
manner. If so then process the reloc and return TRUE otherwise return
FALSE. */
static bfd_boolean
target_specific_reloc_handling (Elf_Internal_Rela * reloc,
unsigned char * start,
Elf_Internal_Sym * symtab)
{
unsigned int reloc_type = get_reloc_type (reloc->r_info);
switch (elf_header.e_machine)
{
case EM_MN10300:
case EM_CYGNUS_MN10300:
{
static Elf_Internal_Sym * saved_sym = NULL;
switch (reloc_type)
{
case 34: /* R_MN10300_ALIGN */
return TRUE;
case 33: /* R_MN10300_SYM_DIFF */
saved_sym = symtab + get_reloc_symindex (reloc->r_info);
return TRUE;
case 1: /* R_MN10300_32 */
if (saved_sym != NULL)
{
bfd_vma value;
value = reloc->r_addend
+ (symtab[get_reloc_symindex (reloc->r_info)].st_value
- saved_sym->st_value);
byte_put (start + reloc->r_offset, value, 4);
saved_sym = NULL;
return TRUE;
}
break;
}
break;
}
}
return FALSE;
}
/* Apply relocations to a debug section. */
static void
@@ -8401,11 +8450,12 @@ debug_apply_relocations (void * file,
reloc_type = get_reloc_type (rp->r_info);
if (is_none_reloc (reloc_type))
if (target_specific_reloc_handling (rp, start, symtab))
continue;
if (is_32bit_abs_reloc (reloc_type)
|| is_32bit_pcrel_reloc (reloc_type))
else if (is_none_reloc (reloc_type))
continue;
else if (is_32bit_abs_reloc (reloc_type)
|| is_32bit_pcrel_reloc (reloc_type))
reloc_size = 4;
else if (is_64bit_abs_reloc (reloc_type)
|| is_64bit_pcrel_reloc (reloc_type))