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* section.c (bfd_get_linker_section): New function.

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* elf32-arm.c: When retrieving SEC_LINKER_CREATED sections, use
	the above throughout rather than bfd_get_section_by_name.  Use
	bfd_make_section_anyway rather than bfd_make_section when creating
	them.
	* elf32-bfin.c: Likewise.
	* elf32-cr16.c: Likewise.
	* elf32-cris.c: Likewise.
	* elf32-frv.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i370.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-lm32.c: Likewise.
	* elf32-m32c.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-microblaze.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-rl78.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-score.c: Likewise.
	* elf32-score7.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-tic6x.c: Likewise.
	* elf32-tilepro.c: Likewise.
	* elf32-vax.c: Likewise.
	* elf32-xstormy16.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* elfxx-sparc.c: Likewise.
	* elfxx-tilegx.c: Likewise.
	* elflink.c: Likewise.
	* elf-vxworks.c: Likewise.
	* elf-m10300.c: Likewise.  Also make use of htab plt, got and
	gotplt shortcuts.
	* bfd-in2.h: Regenerate.
	* elf32-lm32.c (lm32_elf_check_relocs): Use the correct bfd when
	calling create_rofixup_section.
	* elflink.c (bfd_elf_final_link): Simplify test for .dynstr.
This commit is contained in:
Alan Modra
2012-06-29 14:46:03 +00:00
parent b6ba681cda
commit 3d4d4302b9
42 changed files with 943 additions and 880 deletions
Download Patch File Download Diff File Expand all files Collapse all files

67
bfd/elf32-lm32.c
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@@ -217,8 +217,8 @@ create_got_section (bfd *dynobj, struct bfd_link_info *info)
asection *s;
/* This function may be called more than once. */
s = bfd_get_section_by_name (dynobj, ".got");
if (s != NULL && (s->flags & SEC_LINKER_CREATED) != 0)
s = bfd_get_linker_section (dynobj, ".got");
if (s != NULL)
return TRUE;
htab = lm32_elf_hash_table (info);
@@ -228,9 +228,9 @@ create_got_section (bfd *dynobj, struct bfd_link_info *info)
if (! _bfd_elf_create_got_section (dynobj, info))
return FALSE;
htab->sgot = bfd_get_section_by_name (dynobj, ".got");
htab->sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
htab->srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
htab->sgot = bfd_get_linker_section (dynobj, ".got");
htab->sgotplt = bfd_get_linker_section (dynobj, ".got.plt");
htab->srelgot = bfd_get_linker_section (dynobj, ".rela.got");
if (! htab->sgot || ! htab->sgotplt || ! htab->srelgot)
abort ();
@@ -250,16 +250,18 @@ create_rofixup_section (bfd *dynobj, struct bfd_link_info *info)
return FALSE;
/* Fixup section for R_LM32_32 relocs. */
lm32fdpic_fixup32_section (info) = bfd_make_section_with_flags (dynobj,
".rofixup",
(SEC_ALLOC
| SEC_LOAD
| SEC_HAS_CONTENTS
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
| SEC_READONLY));
lm32fdpic_fixup32_section (info)
= bfd_make_section_anyway_with_flags (dynobj,
".rofixup",
(SEC_ALLOC
| SEC_LOAD
| SEC_HAS_CONTENTS
| SEC_IN_MEMORY
| SEC_LINKER_CREATED
| SEC_READONLY));
if (lm32fdpic_fixup32_section (info) == NULL
|| ! bfd_set_section_alignment (dynobj, lm32fdpic_fixup32_section (info), 2))
|| ! bfd_set_section_alignment (dynobj,
lm32fdpic_fixup32_section (info), 2))
return FALSE;
return TRUE;
@@ -1031,7 +1033,8 @@ lm32_elf_relocate_section (bfd *output_bfd,
/* We need to generate a R_LM32_RELATIVE reloc
for the dynamic linker. */
srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
srelgot = bfd_get_linker_section (dynobj,
".rela.got");
BFD_ASSERT (srelgot != NULL);
outrel.r_offset = (sgot->output_section->vma
@@ -1346,7 +1349,7 @@ lm32_elf_check_relocs (bfd *abfd,
/* Create .rofixup section */
if (htab->sfixup32 == NULL)
{
if (! create_rofixup_section (abfd, info))
if (! create_rofixup_section (dynobj, info))
return FALSE;
}
break;
@@ -1356,7 +1359,9 @@ lm32_elf_check_relocs (bfd *abfd,
/* Create .rofixup section. */
if (htab->sfixup32 == NULL)
{
if (! create_rofixup_section (abfd, info))
if (dynobj == NULL)
htab->root.dynobj = dynobj = abfd;
if (! create_rofixup_section (dynobj, info))
return FALSE;
}
break;
@@ -1427,7 +1432,7 @@ lm32_elf_finish_dynamic_sections (bfd *output_bfd,
dynobj = htab->root.dynobj;
sgot = htab->sgotplt;
sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
sdyn = bfd_get_linker_section (dynobj, ".dynamic");
if (htab->root.dynamic_sections_created)
{
@@ -1725,8 +1730,7 @@ lm32_elf_finish_dynamic_symbol (bfd *output_bfd,
&& (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak));
s = bfd_get_section_by_name (h->root.u.def.section->owner,
".rela.bss");
s = bfd_get_linker_section (htab->root.dynobj, ".rela.bss");
BFD_ASSERT (s != NULL);
rela.r_offset = (h->root.u.def.value
@@ -2139,7 +2143,7 @@ lm32_elf_size_dynamic_sections (bfd *output_bfd,
/* Set the contents of the .interp section to the interpreter. */
if (info->executable)
{
s = bfd_get_section_by_name (dynobj, ".interp");
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
s->size = sizeof ELF_DYNAMIC_INTERPRETER;
s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
@@ -2483,7 +2487,7 @@ lm32_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
if (bed->plt_readonly)
pltflags |= SEC_READONLY;
s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags);
htab->splt = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
@@ -2511,9 +2515,10 @@ lm32_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
return FALSE;
}
s = bfd_make_section_with_flags (abfd,
bed->default_use_rela_p ? ".rela.plt" : ".rel.plt",
flags | SEC_READONLY);
s = bfd_make_section_anyway_with_flags (abfd,
bed->default_use_rela_p
? ".rela.plt" : ".rel.plt",
flags | SEC_READONLY);
htab->srelplt = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, ptralign))
@@ -2531,8 +2536,8 @@ lm32_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
image and use a R_*_COPY reloc to tell the dynamic linker to
initialize them at run time. The linker script puts the .dynbss
section into the .bss section of the final image. */
s = bfd_make_section_with_flags (abfd, ".dynbss",
SEC_ALLOC | SEC_LINKER_CREATED);
s = bfd_make_section_anyway_with_flags (abfd, ".dynbss",
SEC_ALLOC | SEC_LINKER_CREATED);
htab->sdynbss = s;
if (s == NULL)
return FALSE;
@@ -2549,10 +2554,10 @@ lm32_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
copy relocs. */
if (! info->shared)
{
s = bfd_make_section_with_flags (abfd,
(bed->default_use_rela_p
? ".rela.bss" : ".rel.bss"),
flags | SEC_READONLY);
s = bfd_make_section_anyway_with_flags (abfd,
(bed->default_use_rela_p
? ".rela.bss" : ".rel.bss"),
flags | SEC_READONLY);
htab->srelbss = s;
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, ptralign))