* elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
* elf32-h8300.c (elf32_h8_gc_mark_hook): New function. (elf32_h8_gc_sweep_hook): New function. (elf_backend_gc_mark_hook): Define. (elf_backend_gc_sweep_hook): Define. (elf_backend_can_gc_sections): Define.
This commit is contained in:
Alan Modra
parent
b13797763f
commit
2627de8318
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@ -1,3 +1,12 @@
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2004-01-01 Grant Edwards <grante@visi.com>
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* elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
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* elf32-h8300.c (elf32_h8_gc_mark_hook): New function.
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(elf32_h8_gc_sweep_hook): New function.
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(elf_backend_gc_mark_hook): Define.
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(elf_backend_gc_sweep_hook): Define.
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(elf_backend_can_gc_sections): Define.
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2003-12-19 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
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Adfd m32r-linux and PIC support. Add new ABI that uses RELA.
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@ -105,7 +114,7 @@
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* peXXigen.c (_bfd_XXi_swap_scnhdr_out): Ensure that correct flags
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are set on known section types.
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2003-12-12 Nick Clifton <nickc@redhat.com>
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* po/ro.po: Updated translation.
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@ -210,7 +219,7 @@
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* bfd-in2.h: Regenerate.
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* cpu-m32r.c : Add new machine type.
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* elf32-m32r.c (m32r_elf_object_p, m32r_elf_final_write_processing,
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m32r_elf_merge_private_bfd_data): Add support for new machine
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m32r_elf_merge_private_bfd_data): Add support for new machine
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type.
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2003-12-03 Dave Airlie <airlied@linux.ie>
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@ -1,5 +1,5 @@
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/* BFD back-end for Renesas H8/300 ELF binaries.
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Copyright 1993, 1995, 1998, 1999, 2001, 2002, 2003
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Copyright 1993, 1995, 1998, 1999, 2001, 2002, 2003, 2004
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Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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@ -47,6 +47,11 @@ static bfd_boolean elf32_h8_symbol_address_p
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static bfd_byte *elf32_h8_get_relocated_section_contents
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(bfd *, struct bfd_link_info *, struct bfd_link_order *,
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bfd_byte *, bfd_boolean, asymbol **);
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static asection * elf32_h8_gc_mark_hook
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(asection *, struct bfd_link_info *, Elf_Internal_Rela *,
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struct elf_link_hash_entry *, Elf_Internal_Sym *);
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static bfd_boolean elf32_h8_gc_sweep_hook
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(bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
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static bfd_reloc_status_type elf32_h8_final_link_relocate
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(unsigned long, bfd *, bfd *, asection *,
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bfd_byte *, bfd_vma, bfd_vma, bfd_vma,
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@ -1428,6 +1433,42 @@ elf32_h8_get_relocated_section_contents (bfd *output_bfd,
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return NULL;
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}
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static asection *
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elf32_h8_gc_mark_hook (asection *sec,
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struct bfd_link_info *info ATTRIBUTE_UNUSED,
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Elf_Internal_Rela *rel ATTRIBUTE_UNUSED,
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struct elf_link_hash_entry *h,
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Elf_Internal_Sym *sym)
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{
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if (h != NULL)
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{
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switch (h->root.type)
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{
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case bfd_link_hash_defined:
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case bfd_link_hash_defweak:
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return h->root.u.def.section;
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case bfd_link_hash_common:
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return h->root.u.c.p->section;
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default:
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break;
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}
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}
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else
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return bfd_section_from_elf_index(sec->owner, sym->st_shndx);
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return NULL;
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}
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static bfd_boolean
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elf32_h8_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED,
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struct bfd_link_info *info ATTRIBUTE_UNUSED,
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asection *sec ATTRIBUTE_UNUSED,
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const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED)
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{
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return TRUE;
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}
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#define TARGET_BIG_SYM bfd_elf32_h8300_vec
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#define TARGET_BIG_NAME "elf32-h8300"
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@ -1446,6 +1487,8 @@ elf32_h8_get_relocated_section_contents (bfd *output_bfd,
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elf32_h8_object_p
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#define bfd_elf32_bfd_merge_private_bfd_data \
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elf32_h8_merge_private_bfd_data
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#define elf_backend_gc_mark_hook elf32_h8_gc_mark_hook
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#define elf_backend_gc_sweep_hook elf32_h8_gc_sweep_hook
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/* ??? when elf_backend_relocate_section is not defined, elf32-target.h
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defaults to using _bfd_generic_link_hash_table_create, but
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@ -1457,6 +1500,7 @@ elf32_h8_get_relocated_section_contents (bfd *output_bfd,
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/* Use an H8 specific linker, not the ELF generic linker. */
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#define elf_backend_relocate_section elf32_h8_relocate_section
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#define elf_backend_rela_normal 1
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#define elf_backend_can_gc_sections 1
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/* And relaxing stuff. */
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#define bfd_elf32_bfd_relax_section elf32_h8_relax_section
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@ -5801,7 +5801,10 @@ elf_gc_sections (bfd *abfd, struct bfd_link_info *info)
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|| info->emitrelocations
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|| !is_elf_hash_table (info->hash)
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|| elf_hash_table (info)->dynamic_sections_created)
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return TRUE;
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{
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(*_bfd_error_handler)(_("Warning: gc-sections option ignored"));
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return TRUE;
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}
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/* Apply transitive closure to the vtable entry usage info. */
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elf_link_hash_traverse (elf_hash_table (info),
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