diff options
Diffstat (limited to 'bfd/elf32-ip2k.c')
| -rw-r--r-- | bfd/elf32-ip2k.c | 87 |
1 files changed, 32 insertions, 55 deletions
diff --git a/bfd/elf32-ip2k.c b/bfd/elf32-ip2k.c index 135ef1314ba5..1d61aa476797 100644 --- a/bfd/elf32-ip2k.c +++ b/bfd/elf32-ip2k.c @@ -1,5 +1,5 @@ /* Ubicom IP2xxx specific support for 32-bit ELF - Copyright 2000, 2001, 2002, 2003, 2004, 2005 + Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -19,8 +19,8 @@ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #include "elf-bfd.h" #include "elf/ip2k.h" @@ -223,6 +223,21 @@ ip2k_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, return NULL; } +static reloc_howto_type * +ip2k_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name) +{ + unsigned int i; + + for (i = 0; + i < sizeof (ip2k_elf_howto_table) / sizeof (ip2k_elf_howto_table[0]); + i++) + if (ip2k_elf_howto_table[i].name != NULL + && strcasecmp (ip2k_elf_howto_table[i].name, r_name) == 0) + return &ip2k_elf_howto_table[i]; + + return NULL; +} + static void ip2k_get_mem (bfd *abfd ATTRIBUTE_UNUSED, bfd_byte *addr, @@ -1399,9 +1414,6 @@ ip2k_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, Elf_Internal_Rela *rel; Elf_Internal_Rela *relend; - if (info->relocatable) - return TRUE; - symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr; sym_hashes = elf_sym_hashes (input_bfd); relend = relocs + input_section->reloc_count; @@ -1418,7 +1430,6 @@ ip2k_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, const char * name = NULL; int r_type; - /* This is a final link. */ r_type = ELF32_R_TYPE (rel->r_info); r_symndx = ELF32_R_SYM (rel->r_info); howto = ip2k_elf_howto_table + ELF32_R_TYPE (rel->r_info); @@ -1449,6 +1460,20 @@ ip2k_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, name = h->root.root.string; } + if (sec != NULL && elf_discarded_section (sec)) + { + /* For relocs against symbols from removed linkonce sections, + or sections discarded by a linker script, we just want the + section contents zeroed. Avoid any special processing. */ + _bfd_clear_contents (howto, input_bfd, contents + rel->r_offset); + rel->r_info = 0; + rel->r_addend = 0; + continue; + } + + if (info->relocatable) + continue; + /* Finally, the sole IP2K-specific part. */ r = ip2k_final_link_relocate (howto, input_bfd, input_section, contents, rel, relocation); @@ -1502,53 +1527,6 @@ ip2k_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, 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" @@ -1562,12 +1540,11 @@ ip2k_elf_gc_sweep_hook (bfd *abfd ATTRIBUTE_UNUSED, #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 '_' #define bfd_elf32_bfd_reloc_type_lookup ip2k_reloc_type_lookup +#define bfd_elf32_bfd_reloc_name_lookup ip2k_reloc_name_lookup #define bfd_elf32_bfd_relax_section ip2k_elf_relax_section #include "elf32-target.h" |