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* elf32-m68k.c (elf32_m68k_check_relocs): Set DF_TEXTREL if the

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reloc is against read-only section.
	(elf32_m68k_size_dynamic_sections): Use DF_TEXTREL flag instead of
	looking up section names for DT_TEXTREL.
	(elf32_m68k_reloc_type_class): New function.
	(elf_backend_reloc_type_class): Define.
This commit is contained in:
Andreas Schwab 2001-08-27 09:16:10 +00:00
parent d3a5039f02
commit aa91b392b3
2 changed files with 34 additions and 27 deletions
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9
bfd/ChangeLog
View File

@ -1,3 +1,12 @@
2001-08-27 Andreas Schwab <schwab@suse.de>
* elf32-m68k.c (elf32_m68k_check_relocs): Set DF_TEXTREL if the
reloc is against read-only section.
(elf32_m68k_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(elf32_m68k_reloc_type_class): New function.
(elf_backend_reloc_type_class): Define.
2001-08-27 Andreas Jaeger <aj@suse.de>
* elf64-s390.c (elf_s390_check_relocs): Set DF_TEXTREL if the

52
bfd/elf32-m68k.c
View File

@ -63,6 +63,8 @@ static boolean elf32_m68k_merge_private_bfd_data
PARAMS ((bfd *, bfd *));
static boolean elf32_m68k_print_private_bfd_data
PARAMS ((bfd *, PTR));
static enum elf_reloc_type_class elf32_m68k_reloc_type_class
PARAMS ((int));
static reloc_howto_type howto_table[] = {
HOWTO(R_68K_NONE, 0, 0, 0, false,0, complain_overflow_dont, bfd_elf_generic_reloc, "R_68K_NONE", false, 0, 0x00000000,false),
@ -718,6 +720,8 @@ elf_m68k_check_relocs (abfd, info, sec, relocs)
|| !bfd_set_section_alignment (dynobj, sreloc, 2))
return false;
}
if (sec->flags & SEC_READONLY)
info->flags |= DF_TEXTREL;
}
sreloc->_raw_size += sizeof (Elf32_External_Rela);
@ -1130,14 +1134,13 @@ elf_m68k_adjust_dynamic_symbol (info, h)
static boolean
elf_m68k_size_dynamic_sections (output_bfd, info)
bfd *output_bfd;
bfd *output_bfd ATTRIBUTE_UNUSED;
struct bfd_link_info *info;
{
bfd *dynobj;
asection *s;
boolean plt;
boolean relocs;
boolean reltext;
dynobj = elf_hash_table (info)->dynobj;
BFD_ASSERT (dynobj != NULL);
@ -1179,7 +1182,6 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
memory for them. */
plt = false;
relocs = false;
reltext = false;
for (s = dynobj->sections; s != NULL; s = s->next)
{
const char *name;
@ -1225,28 +1227,7 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
}
else
{
asection *target;
/* Remember whether there are any reloc sections other
than .rela.plt. */
if (strcmp (name, ".rela.plt") != 0)
{
const char *outname;
relocs = true;
/* If this relocation section applies to a read only
section, then we probably need a DT_TEXTREL
entry. .rela.plt is actually associated with
.got.plt, which is never readonly. */
outname = bfd_get_section_name (output_bfd,
s->output_section);
target = bfd_get_section_by_name (output_bfd, outname + 5);
if (target != NULL
&& (target->flags & SEC_READONLY) != 0
&& (target->flags & SEC_ALLOC) != 0)
reltext = true;
}
relocs = true;
/* We use the reloc_count field as a counter if we need
to copy relocs into the output file. */
@ -1307,11 +1288,10 @@ elf_m68k_size_dynamic_sections (output_bfd, info)
return false;
}
if (reltext)
if ((info->flags & DF_TEXTREL) != 0)
{
if (!bfd_elf32_add_dynamic_entry (info, DT_TEXTREL, 0))
return false;
info->flags |= DF_TEXTREL;
}
}
@ -2322,6 +2302,23 @@ error_return:
return false;
}
static enum elf_reloc_type_class
elf32_m68k_reloc_type_class (type)
int type;
{
switch (type)
{
case R_68K_RELATIVE:
return reloc_class_relative;
case R_68K_JMP_SLOT:
return reloc_class_plt;
case R_68K_COPY:
return reloc_class_copy;
default:
return reloc_class_normal;
}
}
#define TARGET_BIG_SYM bfd_elf32_m68k_vec
#define TARGET_BIG_NAME "elf32-m68k"
#define ELF_MACHINE_CODE EM_68K
@ -2352,6 +2349,7 @@ error_return:
elf32_m68k_set_private_flags
#define bfd_elf32_bfd_print_private_bfd_data \
elf32_m68k_print_private_bfd_data
#define elf_backend_reloc_type_class elf32_m68k_reloc_type_class
#define elf_backend_can_gc_sections 1
#define elf_backend_want_got_plt 1