* elf-bfd.h (_bfd_elf_gc_mark_hook): Declare.
* elfxx-target.h (elf_backend_gc_mark_hook): Default to above.
* elf-m10300.c (mn10300_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
* elf32-arm.c (elf32_arm_gc_mark_hook): Likewise.
* elf32-cris.c (cris_elf_gc_mark_hook): Likewise.
* elf32-hppa.c (elf32_hppa_gc_mark_hook): Likewise.
* elf32-i386.c (elf_i386_gc_mark_hook): Likewise.
* elf32-m32r.c (m32r_elf_gc_mark_hook): Likewise.
* elf32-m68k.c (elf_m68k_gc_mark_hook): Likewise.
* elf32-mcore.c (mcore_elf_gc_mark_hook): Likewise.
* elf32-ppc.c (ppc_elf_gc_mark_hook): Likewise.
* elf32-s390.c (elf_s390_gc_mark_hook): Likewise.
* elf32-score.c (_bfd_score_elf_gc_mark_hook): Likewise.
* elf32-sh.c (sh_elf_gc_mark_hook): Likewise.
* elf32-vax.c (elf_vax_gc_mark_hook): Likewise.
* elf32-xtensa.c (elf_xtensa_gc_mark_hook): Likewise.
* elf64-mmix.c (mmix_elf_gc_mark_hook): Likewise.
* elf64-s390.c (elf_s390_gc_mark_hook): Likewise.
* elf64-x86-64.c (elf64_x86_64_gc_mark_hook): Likewise.
* elfxx-mips.c (_bfd_mips_elf_gc_mark_hook): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_gc_mark_hook): Likewise.
* elf32-bfin.c (bfin_gc_mark_hook): Likewise.
(bfinfdpic_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define for elf32-bfinfdpic.
* elf32-d10v.c (elf32_d10v_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
(elf32_d10v_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-fr30.c (fr30_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
(fr30_elf_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-frv.c (elf32_frv_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
(elf32_frv_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-iq2000.c (iq2000_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
(iq2000_elf_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-openrisc.c (openrisc_elf_gc_mark_hook): Use
_bfd_elf_gc_mark_hook.
(openrisc_elf_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-v850.c (v850_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
(v850_elf_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-xstormy16.c (xstormy16_elf_gc_mark_hook): Use
_bfd_elf_gc_mark_hook.
(xstormy16_elf_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf64-sh64.c (sh_elf64_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
(sh_elf64_gc_sweep_hook): Delete.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-avr.c (elf32_avr_gc_mark_hook): Delete.
(elf32_avr_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-cr16c.c (elf32_cr16c_gc_mark_hook): Delete.
(elf32_cr16c_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-crx.c (elf32_crx_gc_mark_hook): Delete.
(elf32_crx_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-h8300.c (elf32_h8_gc_mark_hook): Delete.
(elf32_h8_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-ip2k.c (ip2k_elf_gc_mark_hook): Delete.
(ip2k_elf_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-m32c.c (m32c_elf_gc_mark_hook, m32c_elf_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-m68hc11.c (elf_backend_gc_mark_hook): Don't define.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-m68hc12.c (elf_backend_gc_mark_hook): Don't define.
(elf_backend_gc_sweep_hook): Don't define.
* elf32-m68hc1x.c (elf32_m68hc11_gc_mark_hook): Delete.
(elf32_m68hc11_gc_sweep_hook): Delete.
* elf32-m68hc1x.h (elf32_m68hc11_gc_mark_hook): Delete.
(elf32_m68hc11_gc_sweep_hook): Delete.
* elf32-msp430.c (elf32_msp430_gc_mark_hook): Delete.
(elf32_msp430_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
* elf32-mt.c (mt_elf_gc_mark_hook, mt_elf_gc_sweep_hook): Delete.
(elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+2006-09-28 Alan Modra <amodra@bigpond.net.au>
+
+ * elflink.c (_bfd_elf_gc_mark_hook): New function.
+ * elf-bfd.h (_bfd_elf_gc_mark_hook): Declare.
+ * elfxx-target.h (elf_backend_gc_mark_hook): Default to above.
+ * elf-m10300.c (mn10300_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ * elf32-arm.c (elf32_arm_gc_mark_hook): Likewise.
+ * elf32-cris.c (cris_elf_gc_mark_hook): Likewise.
+ * elf32-hppa.c (elf32_hppa_gc_mark_hook): Likewise.
+ * elf32-i386.c (elf_i386_gc_mark_hook): Likewise.
+ * elf32-m32r.c (m32r_elf_gc_mark_hook): Likewise.
+ * elf32-m68k.c (elf_m68k_gc_mark_hook): Likewise.
+ * elf32-mcore.c (mcore_elf_gc_mark_hook): Likewise.
+ * elf32-ppc.c (ppc_elf_gc_mark_hook): Likewise.
+ * elf32-s390.c (elf_s390_gc_mark_hook): Likewise.
+ * elf32-score.c (_bfd_score_elf_gc_mark_hook): Likewise.
+ * elf32-sh.c (sh_elf_gc_mark_hook): Likewise.
+ * elf32-vax.c (elf_vax_gc_mark_hook): Likewise.
+ * elf32-xtensa.c (elf_xtensa_gc_mark_hook): Likewise.
+ * elf64-mmix.c (mmix_elf_gc_mark_hook): Likewise.
+ * elf64-s390.c (elf_s390_gc_mark_hook): Likewise.
+ * elf64-x86-64.c (elf64_x86_64_gc_mark_hook): Likewise.
+ * elfxx-mips.c (_bfd_mips_elf_gc_mark_hook): Likewise.
+ * elfxx-sparc.c (_bfd_sparc_elf_gc_mark_hook): Likewise.
+ * elf32-bfin.c (bfin_gc_mark_hook): Likewise.
+ (bfinfdpic_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define for elf32-bfinfdpic.
+ * elf32-d10v.c (elf32_d10v_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ (elf32_d10v_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-fr30.c (fr30_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ (fr30_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-frv.c (elf32_frv_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ (elf32_frv_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-iq2000.c (iq2000_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ (iq2000_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-openrisc.c (openrisc_elf_gc_mark_hook): Use
+ _bfd_elf_gc_mark_hook.
+ (openrisc_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-v850.c (v850_elf_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ (v850_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-xstormy16.c (xstormy16_elf_gc_mark_hook): Use
+ _bfd_elf_gc_mark_hook.
+ (xstormy16_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf64-sh64.c (sh_elf64_gc_mark_hook): Use _bfd_elf_gc_mark_hook.
+ (sh_elf64_gc_sweep_hook): Delete.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-avr.c (elf32_avr_gc_mark_hook): Delete.
+ (elf32_avr_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-cr16c.c (elf32_cr16c_gc_mark_hook): Delete.
+ (elf32_cr16c_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-crx.c (elf32_crx_gc_mark_hook): Delete.
+ (elf32_crx_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-h8300.c (elf32_h8_gc_mark_hook): Delete.
+ (elf32_h8_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-ip2k.c (ip2k_elf_gc_mark_hook): Delete.
+ (ip2k_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-m32c.c (m32c_elf_gc_mark_hook, m32c_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-m68hc11.c (elf_backend_gc_mark_hook): Don't define.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-m68hc12.c (elf_backend_gc_mark_hook): Don't define.
+ (elf_backend_gc_sweep_hook): Don't define.
+ * elf32-m68hc1x.c (elf32_m68hc11_gc_mark_hook): Delete.
+ (elf32_m68hc11_gc_sweep_hook): Delete.
+ * elf32-m68hc1x.h (elf32_m68hc11_gc_mark_hook): Delete.
+ (elf32_m68hc11_gc_sweep_hook): Delete.
+ * elf32-msp430.c (elf32_msp430_gc_mark_hook): Delete.
+ (elf32_msp430_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+ * elf32-mt.c (mt_elf_gc_mark_hook, mt_elf_gc_sweep_hook): Delete.
+ (elf_backend_gc_mark_hook, elf_backend_gc_mark_hook): Don't define.
+
2006-09-25 Pedro Alves <pedro_alves@portugalmail.pt>
* bfd-in.h (CONST_STRNCPY) : Delete.
extern bfd_boolean bfd_elf_gc_record_vtentry
(bfd *, asection *, struct elf_link_hash_entry *, bfd_vma);
+extern asection *_bfd_elf_gc_mark_hook
+ (asection *, struct bfd_link_info *, Elf_Internal_Rela *,
+ struct elf_link_hash_entry *, Elf_Internal_Sym *);
+
extern bfd_boolean _bfd_elf_gc_mark
(struct bfd_link_info *, asection *,
asection * (*) (asection *, struct bfd_link_info *, Elf_Internal_Rela *,
static bfd_boolean mn10300_elf_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
-static asection *mn10300_elf_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *info, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
static bfd_boolean mn10300_elf_relax_delete_bytes
PARAMS ((bfd *, asection *, bfd_vma, int));
static bfd_boolean mn10300_elf_symbol_address_p
relocation. */
static asection *
-mn10300_elf_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+mn10300_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_MN10300_GNU_VTINHERIT:
- case R_MN10300_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_MN10300_GNU_VTINHERIT:
+ case R_MN10300_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Perform a relocation as part of a final link. */
}
static asection *
-elf32_arm_gc_mark_hook (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
+elf32_arm_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
+ switch (ELF32_R_TYPE (rel->r_info))
{
case R_ARM_GNU_VTINHERIT:
case R_ARM_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
cache_ptr->howto = &elf_avr_howto_table[r_type];
}
-static asection *
-elf32_avr_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-static bfd_boolean
-elf32_avr_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* We don't use got and plt entries for avr. */
- return TRUE;
-}
-
/* Look through the relocs for a section during the first phase.
Since we don't do .gots or .plts, we just need to consider the
virtual table relocs for gc. */
#define elf_info_to_howto avr_info_to_howto_rela
#define elf_info_to_howto_rel NULL
#define elf_backend_relocate_section elf32_avr_relocate_section
-#define elf_backend_gc_mark_hook elf32_avr_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_avr_gc_sweep_hook
#define elf_backend_check_relocs elf32_avr_check_relocs
#define elf_backend_can_gc_sections 1
#define elf_backend_rela_normal 1
static asection *
bfin_gc_mark_hook (asection * sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela * rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym * sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
-
- case R_BFIN_GNU_VTINHERIT:
- case R_BFIN_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- default:
- break;
-
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-
-/* Update the got entry reference counts for the section being removed. */
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_BFIN_GNU_VTINHERIT:
+ case R_BFIN_GNU_VTENTRY:
+ return NULL;
+ }
-static bfd_boolean
-bfinfdpic_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
#define elf32_bed elf32_bfinfdpic_bed
#undef elf_backend_gc_sweep_hook
-#define elf_backend_gc_sweep_hook bfinfdpic_gc_sweep_hook
#undef elf_backend_got_header_size
#define elf_backend_got_header_size 0
/* BFD back-end for National Semiconductor's CR16C ELF
- Copyright 2004, 2005 Free Software Foundation, Inc.
+ Copyright 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
return TRUE;
}
-static asection *
-elf32_cr16c_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- {
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- }
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
-
-static bfd_boolean
-elf32_cr16c_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* We don't support garbage collection of GOT and PLT relocs yet. */
- return TRUE;
-}
-
/* CR16C ELF uses three common sections:
One is for default common symbols (placed in usual common section).
Second is for near common symbols (placed in "ncommon" section).
#define elf_info_to_howto elf_cr16c_info_to_howto
#define elf_info_to_howto_rel elf_cr16c_info_to_howto_rel
#define elf_backend_relocate_section elf32_cr16c_relocate_section
-#define elf_backend_gc_mark_hook elf32_cr16c_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_cr16c_gc_sweep_hook
#define elf_backend_symbol_processing elf32_cr16c_symbol_processing
#define elf_backend_section_from_bfd_section elf32_cr16c_section_from_bfd_section
#define elf_backend_add_symbol_hook elf32_cr16c_add_symbol_hook
PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, bfd_vma));
-static bfd_boolean cris_elf_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *));
-
-static asection * cris_elf_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
-
static bfd_boolean cris_elf_object_p PARAMS ((bfd *));
static void cris_elf_final_write_processing PARAMS ((bfd *, bfd_boolean));
relocation. */
static asection *
-cris_elf_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+cris_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_CRIS_GNU_VTINHERIT:
- case R_CRIS_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_CRIS_GNU_VTINHERIT:
+ case R_CRIS_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
static bfd_boolean
-cris_elf_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd ATTRIBUTE_UNUSED;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- asection *sec ATTRIBUTE_UNUSED;
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
+cris_elf_gc_sweep_hook (bfd *abfd,
+ struct bfd_link_info *info,
+ asection *sec,
+ const Elf_Internal_Rela *relocs)
{
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes;
/* BFD back-end for National Semiconductor's CRX ELF
- Copyright 2004 Free Software Foundation, Inc.
+ Copyright 2004, 2005, 2006 Free Software Foundation, Inc.
Written by Tomer Levi, NSC, Israel.
This file is part of BFD, the Binary File Descriptor library.
static bfd_boolean elf32_crx_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
-static asection * elf32_crx_gc_mark_hook
- (asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *);
-static bfd_boolean elf32_crx_gc_sweep_hook
- (bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *);
static bfd_boolean elf32_crx_relax_section
(bfd *, asection *, struct bfd_link_info *, bfd_boolean *);
static bfd_byte * elf32_crx_get_relocated_section_contents
return FALSE;
}
-static asection *
-elf32_crx_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel ATTRIBUTE_UNUSED,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h == NULL)
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- return NULL;
- }
-}
-
-/* Update the got entry reference counts for the section being removed. */
-
-static bfd_boolean
-elf32_crx_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* We don't support garbage collection of GOT and PLT relocs yet. */
- return TRUE;
-}
-
/* Definitions for setting CRX target vector. */
#define TARGET_LITTLE_SYM bfd_elf32_crx_vec
#define TARGET_LITTLE_NAME "elf32-crx"
#define bfd_elf32_bfd_relax_section elf32_crx_relax_section
#define bfd_elf32_bfd_get_relocated_section_contents \
elf32_crx_get_relocated_section_contents
-#define elf_backend_gc_mark_hook elf32_crx_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_crx_gc_sweep_hook
#define elf_backend_can_gc_sections 1
#define elf_backend_rela_normal 1
/* D10V-specific support for 32-bit ELF
- Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+ Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Martin Hunt (hunt@cygnus.com).
static asection *
elf32_d10v_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
+ switch (ELF32_R_TYPE (rel->r_info))
{
case R_D10V_GNU_VTINHERIT:
case R_D10V_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ return NULL;
+ }
- return NULL;
-}
-
-static bfd_boolean
-elf32_d10v_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* We don't use got and plt entries for d10v. */
- return TRUE;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Look through the relocs for a section during the first phase.
#define elf_backend_object_p 0
#define elf_backend_final_write_processing 0
#define elf_backend_gc_mark_hook elf32_d10v_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_d10v_gc_sweep_hook
#define elf_backend_check_relocs elf32_d10v_check_relocs
#define elf_backend_relocate_section elf32_d10v_relocate_section
#define elf_backend_can_gc_sections 1
/* FR30-specific support for 32-bit ELF.
- Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+ Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
static bfd_reloc_status_type fr30_final_link_relocate
PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, bfd_vma));
-static bfd_boolean fr30_elf_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *));
-static asection * fr30_elf_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
static bfd_boolean fr30_elf_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
relocation. */
static asection *
-fr30_elf_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym * sym;
+fr30_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_FR30_GNU_VTINHERIT:
- case R_FR30_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
-
-static bfd_boolean
-fr30_elf_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd ATTRIBUTE_UNUSED;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- asection *sec ATTRIBUTE_UNUSED;
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
-{
- return TRUE;
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_FR30_GNU_VTINHERIT:
+ case R_FR30_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Look through the relocs for a section during the first phase.
#define elf_info_to_howto fr30_info_to_howto_rela
#define elf_backend_relocate_section fr30_elf_relocate_section
#define elf_backend_gc_mark_hook fr30_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook fr30_elf_gc_sweep_hook
#define elf_backend_check_relocs fr30_elf_check_relocs
#define elf_backend_can_gc_sections 1
static bfd_reloc_status_type frv_final_link_relocate
PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, bfd_vma));
-static bfd_boolean elf32_frv_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *, const
- Elf_Internal_Rela *));
-static asection * elf32_frv_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
static bfd_boolean elf32_frv_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
relocation. */
static asection *
-elf32_frv_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+elf32_frv_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_FRV_GNU_VTINHERIT:
- case R_FRV_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- default:
- break;
-
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_FRV_GNU_VTINHERIT:
+ case R_FRV_GNU_VTENTRY:
+ return NULL;
+ }
-static bfd_boolean
-elf32_frv_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd ATTRIBUTE_UNUSED;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- asection *sec ATTRIBUTE_UNUSED;
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
-{
- return TRUE;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
-
\f
/* Hook called by the linker routine which adds symbols from an object
file. We use it to put .comm items in .scomm, and not .comm. */
#define elf_info_to_howto frv_info_to_howto_rela
#define elf_backend_relocate_section elf32_frv_relocate_section
#define elf_backend_gc_mark_hook elf32_frv_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_frv_gc_sweep_hook
#define elf_backend_check_relocs elf32_frv_check_relocs
#define elf_backend_object_p elf32_frv_object_p
#define elf_backend_add_symbol_hook elf32_frv_add_symbol_hook
/* BFD back-end for Renesas H8/300 ELF binaries.
- Copyright 1993, 1995, 1998, 1999, 2001, 2002, 2003, 2004
+ Copyright 1993, 1995, 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
static bfd_byte *elf32_h8_get_relocated_section_contents
(bfd *, struct bfd_link_info *, struct bfd_link_order *,
bfd_byte *, bfd_boolean, asymbol **);
-static asection *elf32_h8_gc_mark_hook
- (asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *);
-static bfd_boolean elf32_h8_gc_sweep_hook
- (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
static bfd_reloc_status_type elf32_h8_final_link_relocate
(unsigned long, bfd *, bfd *, asection *,
bfd_byte *, bfd_vma, bfd_vma, bfd_vma,
return NULL;
}
-static asection *
-elf32_h8_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel ATTRIBUTE_UNUSED,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h != NULL)
- {
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- return NULL;
-}
-
-static bfd_boolean
-elf32_h8_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
-}
-
#define TARGET_BIG_SYM bfd_elf32_h8300_vec
#define TARGET_BIG_NAME "elf32-h8300"
elf32_h8_object_p
#define bfd_elf32_bfd_merge_private_bfd_data \
elf32_h8_merge_private_bfd_data
-#define elf_backend_gc_mark_hook elf32_h8_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_h8_gc_sweep_hook
/* ??? when elf_backend_relocate_section is not defined, elf32-target.h
defaults to using _bfd_generic_link_hash_table_create, but
static asection *
elf32_hppa_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rela,
struct elf_link_hash_entry *hh,
Elf_Internal_Sym *sym)
{
if (hh != NULL)
- {
- switch ((unsigned int) ELF32_R_TYPE (rela->r_info))
- {
- case R_PARISC_GNU_VTINHERIT:
- case R_PARISC_GNU_VTENTRY:
- break;
-
- default:
- switch (hh->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return hh->root.u.def.section;
-
- case bfd_link_hash_common:
- return hh->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch ((unsigned int) ELF32_R_TYPE (rela->r_info))
+ {
+ case R_PARISC_GNU_VTINHERIT:
+ case R_PARISC_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rela, hh, sym);
}
/* Update the got and plt entry reference counts for the section being
static asection *
elf_i386_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_386_GNU_VTINHERIT:
- case R_386_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_386_GNU_VTINHERIT:
+ case R_386_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
/* Ubicom IP2xxx specific support for 32-bit ELF
- Copyright 2000, 2001, 2002, 2003, 2004, 2005
+ Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
return TRUE;
}
-static asection *
-ip2k_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- {
- if (!(elf_bad_symtab (sec->owner)
- && ELF_ST_BIND (sym->st_info) != STB_LOCAL)
- && ! ((sym->st_shndx <= 0 || sym->st_shndx >= SHN_LORESERVE)
- && sym->st_shndx != SHN_COMMON))
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- }
- return NULL;
-}
-
-static bfd_boolean
-ip2k_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* We don't use got and plt entries for ip2k. */
- return TRUE;
-}
-
#define TARGET_BIG_SYM bfd_elf32_ip2k_vec
#define TARGET_BIG_NAME "elf32-ip2k"
#define elf_backend_can_gc_sections 1
#define elf_backend_rela_normal 1
-#define elf_backend_gc_mark_hook ip2k_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook ip2k_elf_gc_sweep_hook
#define elf_backend_relocate_section ip2k_elf_relocate_section
#define elf_symbol_leading_char '_'
}
\f
-/* Update the got entry reference counts for the section being
- removed. */
-
-static bfd_boolean
-iq2000_elf_gc_sweep_hook (bfd * abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- asection * sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela * relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
-}
-
/* Return the section that should be marked against GC for a given
relocation. */
static asection *
-iq2000_elf_gc_mark_hook (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
+iq2000_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
- if (h == NULL)
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_IQ2000_GNU_VTINHERIT:
- case R_IQ2000_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
-
- return NULL;
+ if (h != NULL)
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_IQ2000_GNU_VTINHERIT:
+ case R_IQ2000_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
\f
#define elf_info_to_howto iq2000_info_to_howto_rela
#define elf_backend_relocate_section iq2000_elf_relocate_section
#define elf_backend_gc_mark_hook iq2000_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook iq2000_elf_gc_sweep_hook
#define elf_backend_check_relocs iq2000_elf_check_relocs
#define elf_backend_object_p iq2000_elf_object_p
#define elf_backend_rela_normal 1
(bfd *, arelent *, Elf_Internal_Rela *);
static bfd_boolean m32c_elf_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
-static bfd_boolean m32c_elf_gc_sweep_hook
- (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
-static asection * m32c_elf_gc_mark_hook
- (asection *, struct bfd_link_info *, Elf_Internal_Rela *, struct elf_link_hash_entry *, Elf_Internal_Sym *);
static bfd_boolean m32c_elf_check_relocs
(bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
static bfd_boolean m32c_elf_relax_delete_bytes (bfd *, asection *, bfd_vma, int);
return TRUE;
}
\f
-/* Return the section that should be marked against GC for a given
- relocation. */
-
-static asection *
-m32c_elf_gc_mark_hook
- (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- {
- if (!(elf_bad_symtab (sec->owner)
- && ELF_ST_BIND (sym->st_info) != STB_LOCAL)
- && ! ((sym->st_shndx <= 0 || sym->st_shndx >= SHN_LORESERVE)
- && sym->st_shndx != SHN_COMMON))
- {
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- }
- }
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
-
-static bfd_boolean
-m32c_elf_gc_sweep_hook
- (bfd * abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- asection * sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela * relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
-}
-
/* We support 16-bit pointers to code above 64k by generating a thunk
below 64k containing a JMP instruction to the final address. */
#define elf_info_to_howto m32c_info_to_howto_rela
#define elf_backend_object_p m32c_elf_object_p
#define elf_backend_relocate_section m32c_elf_relocate_section
-#define elf_backend_gc_mark_hook m32c_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook m32c_elf_gc_sweep_hook
#define elf_backend_check_relocs m32c_elf_check_relocs
#define elf_backend_object_p m32c_elf_object_p
#define elf_symbol_leading_char ('_')
static asection *
m32r_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
+ switch (ELF32_R_TYPE (rel->r_info))
{
case R_M32R_GNU_VTINHERIT:
case R_M32R_GNU_VTENTRY:
case R_M32R_RELA_GNU_VTINHERIT:
case R_M32R_RELA_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
static bfd_boolean
/* Motorola 68HC11-specific support for 32-bit ELF
- Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2006
+ Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Stephane Carrez (stcarrez@nerim.fr)
(Heavily copied from the D10V port by Martin Hunt (hunt@cygnus.com))
#define elf_info_to_howto 0
#define elf_info_to_howto_rel m68hc11_info_to_howto_rel
#define bfd_elf32_bfd_relax_section m68hc11_elf_relax_section
-#define elf_backend_gc_mark_hook elf32_m68hc11_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_m68hc11_gc_sweep_hook
#define elf_backend_check_relocs elf32_m68hc11_check_relocs
#define elf_backend_relocate_section elf32_m68hc11_relocate_section
#define elf_backend_add_symbol_hook elf32_m68hc11_add_symbol_hook
/* Motorola 68HC12-specific support for 32-bit ELF
- Copyright 1999, 2000, 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
+ Copyright 1999, 2000, 2002, 2003, 2004, 2005, 2006
+ Free Software Foundation, Inc.
Contributed by Stephane Carrez (stcarrez@nerim.fr)
(Heavily copied from the D10V port by Martin Hunt (hunt@cygnus.com))
#define elf_info_to_howto 0
#define elf_info_to_howto_rel m68hc11_info_to_howto_rel
-#define elf_backend_gc_mark_hook elf32_m68hc11_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_m68hc11_gc_sweep_hook
#define elf_backend_check_relocs elf32_m68hc11_check_relocs
#define elf_backend_relocate_section elf32_m68hc11_relocate_section
#define elf_backend_object_p m68hc12_elf_set_mach_from_flags
abort();
}
-asection *
-elf32_m68hc11_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel,
- struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-bfd_boolean
-elf32_m68hc11_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* We don't use got and plt entries for 68hc11/68hc12. */
- return TRUE;
-}
-
/* Look through the relocs for a section during the first phase.
Since we don't do .gots or .plts, we just need to consider the
virtual table relocs for gc. */
/* Motorola 68HC11/68HC12-specific support for 32-bit ELF
- Copyright 2003, 2004 Free Software Foundation, Inc.
+ Copyright 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
Contributed by Stephane Carrez (stcarrez@nerim.fr)
This file is part of BFD, the Binary File Descriptor library.
asymbol *symbol, void *data, asection *input_section,
bfd *output_bfd, char **error_message);
-/* GC mark and sweep. */
-asection *elf32_m68hc11_gc_mark_hook
- (asection *sec, struct bfd_link_info *info,
- Elf_Internal_Rela *rel, struct elf_link_hash_entry *h,
- Elf_Internal_Sym *sym);
-bfd_boolean elf32_m68hc11_gc_sweep_hook
- (bfd *abfd, struct bfd_link_info *info,
- asection *sec, const Elf_Internal_Rela *relocs);
bfd_boolean elf32_m68hc11_check_relocs
(bfd * abfd, struct bfd_link_info * info,
asection * sec, const Elf_Internal_Rela * relocs);
static bfd_boolean elf_m68k_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
-static asection *elf_m68k_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
-static bfd_boolean elf_m68k_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *));
static bfd_boolean elf_m68k_adjust_dynamic_symbol
PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
static bfd_boolean elf_m68k_size_dynamic_sections
relocation. */
static asection *
-elf_m68k_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+elf_m68k_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_68K_GNU_VTINHERIT:
- case R_68K_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- default:
- break;
-
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_68K_GNU_VTINHERIT:
+ case R_68K_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
static bfd_boolean
-elf_m68k_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *sec;
- const Elf_Internal_Rela *relocs;
+elf_m68k_gc_sweep_hook (bfd *abfd,
+ struct bfd_link_info *info,
+ asection *sec,
+ const Elf_Internal_Rela *relocs)
{
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes;
relocation. */
static asection *
-mcore_elf_gc_mark_hook (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
+mcore_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
- if (h == NULL)
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_MCORE_GNU_VTINHERIT:
- case R_MCORE_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
-
- return NULL;
+ if (h != NULL)
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_MCORE_GNU_VTINHERIT:
+ case R_MCORE_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
/* MSP430-specific support for 32-bit ELF
- Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2005, 2006
+ Free Software Foundation, Inc.
Contributed by Dmitry Diky <diwil@mail.ru>
This file is part of BFD, the Binary File Descriptor library.
cache_ptr->howto = &elf_msp430_howto_table[r_type];
}
-static asection *
-elf32_msp430_gc_mark_hook (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
-{
- if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-static bfd_boolean
-elf32_msp430_gc_sweep_hook (bfd * abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- asection * sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela * relocs ATTRIBUTE_UNUSED)
-{
- /* We don't use got and plt entries for msp430. */
- return TRUE;
-}
-
/* Look through the relocs for a section during the first phase.
Since we don't do .gots or .plts, we just need to consider the
virtual table relocs for gc. */
#define elf_info_to_howto msp430_info_to_howto_rela
#define elf_info_to_howto_rel NULL
#define elf_backend_relocate_section elf32_msp430_relocate_section
-#define elf_backend_gc_mark_hook elf32_msp430_gc_mark_hook
-#define elf_backend_gc_sweep_hook elf32_msp430_gc_sweep_hook
#define elf_backend_check_relocs elf32_msp430_check_relocs
#define elf_backend_can_gc_sections 1
#define elf_backend_final_write_processing bfd_elf_msp430_final_write_processing
/* Morpho Technologies MT specific support for 32-bit ELF
- Copyright 2001, 2002, 2003, 2004, 2005
+ Copyright 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
return TRUE;
}
-/* Return the section that should be marked against GC for a given
- relocation. */
-
-static asection *
-mt_elf_gc_mark_hook
- (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel ATTRIBUTE_UNUSED,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
-{
- if (h != NULL)
- {
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- else
- {
- if (!(elf_bad_symtab (sec->owner)
- && ELF_ST_BIND (sym->st_info) != STB_LOCAL)
- && ! ((sym->st_shndx <= 0 || sym->st_shndx >= SHN_LORESERVE)
- && sym->st_shndx != SHN_COMMON))
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- }
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being
- removed. */
-
-static bfd_boolean
-mt_elf_gc_sweep_hook
- (bfd * abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- asection * sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela * relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
-}
-
/* Look through the relocs for a section during the first phase.
Since we don't do .gots or .plts, we just need to consider the
virtual table relocs for gc. */
#define bfd_elf32_bfd_reloc_type_lookup mt_reloc_type_lookup
-#define elf_backend_gc_mark_hook mt_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook mt_elf_gc_sweep_hook
#define elf_backend_check_relocs mt_elf_check_relocs
#define elf_backend_object_p mt_elf_object_p
#define elf_backend_rela_normal 1
/* OpenRISC-specific support for 32-bit ELF.
- Copyright 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ Copyright 2001, 2002, 2003, 2004, 2005, 2006
+ Free Software Foundation, Inc.
Contributed by Johan Rydberg, jrydberg@opencores.org
This file is part of BFD, the Binary File Descriptor library.
static asection *
openrisc_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
- if (h == NULL)
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_OPENRISC_GNU_VTINHERIT:
- case R_OPENRISC_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
-
-static bfd_boolean
-openrisc_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
+ if (h != NULL)
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_OPENRISC_GNU_VTINHERIT:
+ case R_OPENRISC_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Look through the relocs for a section during the first phase.
#define elf_info_to_howto openrisc_info_to_howto_rela
#define elf_backend_relocate_section openrisc_elf_relocate_section
#define elf_backend_gc_mark_hook openrisc_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook openrisc_elf_gc_sweep_hook
#define elf_backend_check_relocs openrisc_elf_check_relocs
#define elf_backend_can_gc_sections 1
static asection *
ppc_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_PPC_GNU_VTINHERIT:
- case R_PPC_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_PPC_GNU_VTINHERIT:
+ case R_PPC_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got, plt and dynamic reloc reference counts for the
static bfd_boolean elf_s390_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
-static asection *elf_s390_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
-static bfd_boolean elf_s390_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *));
struct elf_s390_link_hash_entry;
static void elf_s390_adjust_gotplt
PARAMS ((struct elf_s390_link_hash_entry *));
relocation. */
static asection *
-elf_s390_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+elf_s390_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_390_GNU_VTINHERIT:
- case R_390_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_390_GNU_VTINHERIT:
+ case R_390_GNU_VTENTRY:
+ return NULL;
+ }
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
}
/* Update the got entry reference counts for the section being removed. */
static bfd_boolean
-elf_s390_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *sec;
- const Elf_Internal_Rela *relocs;
+elf_s390_gc_sweep_hook (bfd *abfd,
+ struct bfd_link_info *info,
+ asection *sec,
+ const Elf_Internal_Rela *relocs)
{
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes;
return FALSE;
}
-/* This function discover the section a particular relocation refers to.
- Return the section that should be marked against GC for a given relocation. */
+/* Return the section that should be marked against GC for a given
+ relocation. */
static asection *
_bfd_score_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_SCORE_GNU_VTINHERIT:
- case R_SCORE_GNU_VTENTRY:
- break;
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_SCORE_GNU_VTINHERIT:
+ case R_SCORE_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Support for core dump NOTE sections. */
static asection *
sh_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela *rel, struct elf_link_hash_entry *h,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_SH_GNU_VTINHERIT:
- case R_SH_GNU_VTENTRY:
- break;
-
- default:
-#ifdef INCLUDE_SHMEDIA
- while (h->root.type == bfd_link_hash_indirect
- && h->root.u.i.link)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-#endif
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_SH_GNU_VTINHERIT:
+ case R_SH_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
return TRUE;
}
-static bfd_boolean
-v850_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* No got and plt entries for v850-elf. */
- return TRUE;
-}
-
static asection *
v850_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
+ switch (ELF32_R_TYPE (rel->r_info))
{
case R_V850_GNU_VTINHERIT:
case R_V850_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Set the right machine number. */
#define elf_backend_section_from_shdr v850_elf_section_from_shdr
#define elf_backend_fake_sections v850_elf_fake_sections
#define elf_backend_gc_mark_hook v850_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook v850_elf_gc_sweep_hook
#define elf_backend_special_sections v850_elf_special_sections
#define elf_backend_can_gc_sections 1
static struct bfd_link_hash_table *elf_vax_link_hash_table_create (bfd *);
static bfd_boolean elf_vax_check_relocs (bfd *, struct bfd_link_info *,
asection *, const Elf_Internal_Rela *);
-static asection *elf_vax_gc_mark_hook (asection *, struct bfd_link_info *,
- Elf_Internal_Rela *,
- struct elf_link_hash_entry *,
- Elf_Internal_Sym *);
-static bfd_boolean elf_vax_gc_sweep_hook (bfd *, struct bfd_link_info *,
- asection *,
- const Elf_Internal_Rela *);
static bfd_boolean elf_vax_adjust_dynamic_symbol (struct bfd_link_info *,
struct elf_link_hash_entry *);
static bfd_boolean elf_vax_size_dynamic_sections (bfd *, struct bfd_link_info *);
static asection *
elf_vax_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_VAX_GNU_VTINHERIT:
- case R_VAX_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- default:
- break;
-
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_VAX_GNU_VTINHERIT:
+ case R_VAX_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
/* Xstormy16-specific support for 32-bit ELF.
- Copyright 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
relocation. */
static asection *
-xstormy16_elf_gc_mark_hook (asection * sec,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- Elf_Internal_Rela * rel,
- struct elf_link_hash_entry * h,
- Elf_Internal_Sym * sym)
+xstormy16_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_XSTORMY16_GNU_VTINHERIT:
- case R_XSTORMY16_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
-
-static bfd_boolean
-xstormy16_elf_gc_sweep_hook (bfd * abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info * info ATTRIBUTE_UNUSED,
- asection * sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela * relocs ATTRIBUTE_UNUSED)
-{
- return TRUE;
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_XSTORMY16_GNU_VTINHERIT:
+ case R_XSTORMY16_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
\f
#define ELF_ARCH bfd_arch_xstormy16
#define elf_info_to_howto xstormy16_info_to_howto_rela
#define elf_backend_relocate_section xstormy16_elf_relocate_section
#define elf_backend_gc_mark_hook xstormy16_elf_gc_mark_hook
-#define elf_backend_gc_sweep_hook xstormy16_elf_gc_sweep_hook
#define elf_backend_check_relocs xstormy16_elf_check_relocs
#define elf_backend_always_size_sections \
xstormy16_elf_always_size_sections
static asection *
elf_xtensa_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
- if (h)
- {
- switch (ELF32_R_TYPE (rel->r_info))
- {
- case R_XTENSA_GNU_VTINHERIT:
- case R_XTENSA_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ if (h != NULL)
+ switch (ELF32_R_TYPE (rel->r_info))
+ {
+ case R_XTENSA_GNU_VTINHERIT:
+ case R_XTENSA_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
-static asection * mmix_elf_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
-
-static bfd_boolean mmix_elf_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *));
-
static bfd_reloc_status_type mmix_final_link_relocate
PARAMS ((reloc_howto_type *, asection *, bfd_byte *,
bfd_vma, bfd_signed_vma, bfd_vma, const char *, asection *));
relocation. */
static asection *
-mmix_elf_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+mmix_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF64_R_TYPE (rel->r_info))
- {
- case R_MMIX_GNU_VTINHERIT:
- case R_MMIX_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF64_R_TYPE (rel->r_info))
+ {
+ case R_MMIX_GNU_VTINHERIT:
+ case R_MMIX_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update relocation info for a GC-excluded section. We could supposedly
present. Better to waste some memory and (perhaps) a little time. */
static bfd_boolean
-mmix_elf_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd ATTRIBUTE_UNUSED;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- asection *sec ATTRIBUTE_UNUSED;
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
+mmix_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ asection *sec,
+ const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
{
struct bpo_reloc_section_info *bpodata
= mmix_elf_section_data (sec)->bpo.reloc;
static bfd_boolean elf_s390_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *,
const Elf_Internal_Rela *));
-static asection *elf_s390_gc_mark_hook
- PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *));
-static bfd_boolean elf_s390_gc_sweep_hook
- PARAMS ((bfd *, struct bfd_link_info *, asection *,
- const Elf_Internal_Rela *));
struct elf_s390_link_hash_entry;
static void elf_s390_adjust_gotplt
PARAMS ((struct elf_s390_link_hash_entry *));
relocation. */
static asection *
-elf_s390_gc_mark_hook (sec, info, rel, h, sym)
- asection *sec;
- struct bfd_link_info *info ATTRIBUTE_UNUSED;
- Elf_Internal_Rela *rel;
- struct elf_link_hash_entry *h;
- Elf_Internal_Sym *sym;
+elf_s390_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info,
+ Elf_Internal_Rela *rel,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF64_R_TYPE (rel->r_info))
- {
- case R_390_GNU_VTINHERIT:
- case R_390_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
+ switch (ELF64_R_TYPE (rel->r_info))
+ {
+ case R_390_GNU_VTINHERIT:
+ case R_390_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
static bfd_boolean
-elf_s390_gc_sweep_hook (abfd, info, sec, relocs)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *sec;
- const Elf_Internal_Rela *relocs;
+elf_s390_gc_sweep_hook (bfd *abfd,
+ struct bfd_link_info *info,
+ asection *sec,
+ const Elf_Internal_Rela *relocs)
{
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes;
static asection *
sh_elf64_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF64_R_TYPE (rel->r_info))
- {
- case R_SH_GNU_VTINHERIT:
- case R_SH_GNU_VTENTRY:
- break;
-
- default:
- while (h->root.type == bfd_link_hash_indirect
- && h->root.u.i.link)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
-}
-
-/* Update the got entry reference counts for the section being removed. */
+ switch (ELF64_R_TYPE (rel->r_info))
+ {
+ case R_SH_GNU_VTINHERIT:
+ case R_SH_GNU_VTENTRY:
+ return NULL;
+ }
-static bfd_boolean
-sh_elf64_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
- asection *sec ATTRIBUTE_UNUSED,
- const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
-{
- /* No got and plt entries for 64-bit SH at present. */
- return TRUE;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Look through the relocs for a section during the first phase.
#define elf_backend_fake_sections sh64_elf64_fake_sections
#define elf_backend_gc_mark_hook sh_elf64_gc_mark_hook
-#define elf_backend_gc_sweep_hook sh_elf64_gc_sweep_hook
#define elf_backend_check_relocs sh_elf64_check_relocs
#define elf_backend_can_gc_sections 1
static asection *
elf64_x86_64_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- switch (ELF64_R_TYPE (rel->r_info))
- {
- case R_X86_64_GNU_VTINHERIT:
- case R_X86_64_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
-
- return NULL;
+ switch (ELF64_R_TYPE (rel->r_info))
+ {
+ case R_X86_64_GNU_VTINHERIT:
+ case R_X86_64_GNU_VTENTRY:
+ return NULL;
+ }
+
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
\f
/* Garbage collect unused sections. */
-/* The mark phase of garbage collection. For a given section, mark
- it and any sections in this section's group, and all the sections
- which define symbols to which it refers. */
-
typedef asection * (*gc_mark_hook_fn)
(asection *, struct bfd_link_info *, Elf_Internal_Rela *,
struct elf_link_hash_entry *, Elf_Internal_Sym *);
+/* Default gc_mark_hook. */
+
+asection *
+_bfd_elf_gc_mark_hook (asection *sec,
+ struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ Elf_Internal_Rela *rel ATTRIBUTE_UNUSED,
+ struct elf_link_hash_entry *h,
+ Elf_Internal_Sym *sym)
+{
+ if (h != NULL)
+ {
+ switch (h->root.type)
+ {
+ case bfd_link_hash_defined:
+ case bfd_link_hash_defweak:
+ return h->root.u.def.section;
+
+ case bfd_link_hash_common:
+ return h->root.u.c.p->section;
+
+ default:
+ break;
+ }
+ }
+ else
+ return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+
+ return NULL;
+}
+
+/* The mark phase of garbage collection. For a given section, mark
+ it and any sections in this section's group, and all the sections
+ which define symbols to which it refers. */
+
bfd_boolean
_bfd_elf_gc_mark (struct bfd_link_info *info,
asection *sec,
asection *
_bfd_mips_elf_gc_mark_hook (asection *sec,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
Elf_Internal_Rela *rel,
struct elf_link_hash_entry *h,
Elf_Internal_Sym *sym)
/* ??? Do mips16 stub sections need to be handled special? */
if (h != NULL)
- {
- switch (ELF_R_TYPE (sec->owner, rel->r_info))
- {
- case R_MIPS_GNU_VTINHERIT:
- case R_MIPS_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
- }
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
+ switch (ELF_R_TYPE (sec->owner, rel->r_info))
+ {
+ case R_MIPS_GNU_VTINHERIT:
+ case R_MIPS_GNU_VTENTRY:
+ return NULL;
+ }
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
Elf_Internal_Sym *sym)
{
if (h != NULL)
- {
- struct _bfd_sparc_elf_link_hash_table *htab;
-
- htab = _bfd_sparc_elf_hash_table (info);
- switch (SPARC_ELF_R_TYPE (rel->r_info))
+ switch (SPARC_ELF_R_TYPE (rel->r_info))
{
case R_SPARC_GNU_VTINHERIT:
case R_SPARC_GNU_VTENTRY:
- break;
-
- default:
- switch (h->root.type)
- {
- case bfd_link_hash_defined:
- case bfd_link_hash_defweak:
- return h->root.u.def.section;
-
- case bfd_link_hash_common:
- return h->root.u.c.p->section;
-
- default:
- break;
- }
+ return NULL;
}
- }
- else
- return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- return NULL;
+ return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
}
/* Update the got entry reference counts for the section being removed. */
#define elf_backend_gc_mark_dynamic_ref bfd_elf_gc_mark_dynamic_ref_symbol
#endif
#ifndef elf_backend_gc_mark_hook
-#define elf_backend_gc_mark_hook NULL
+#define elf_backend_gc_mark_hook _bfd_elf_gc_mark_hook
#endif
#ifndef elf_backend_gc_sweep_hook
#define elf_backend_gc_sweep_hook NULL
projects / binutils-gdb.git / commitdiff