diff options
Diffstat (limited to 'bfd/elf64-sh64.c')
| -rw-r--r-- | bfd/elf64-sh64.c | 60 |
1 files changed, 34 insertions, 26 deletions
diff --git a/bfd/elf64-sh64.c b/bfd/elf64-sh64.c index 18fa063d0a..8f7ec66eaf 100644 --- a/bfd/elf64-sh64.c +++ b/bfd/elf64-sh64.c @@ -1,5 +1,5 @@ /* SuperH SH64-specific support for 64-bit ELF - Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006 + Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -1487,10 +1487,10 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, howto = sh_elf64_howto_table + r_type; - /* This is a final link. */ h = NULL; sym = NULL; sec = NULL; + relocation = 0; if (r_symndx < symtab_hdr->sh_info) { sym = local_syms + r_symndx; @@ -1509,13 +1509,15 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, _("Unexpected STO_SH5_ISA32 on local symbol is not handled"), input_bfd, input_section, rel->r_offset)); - if (info->relocatable) + if (sec != NULL && elf_discarded_section (sec)) + /* Handled below. */ + ; + else if (info->relocatable) { /* This is a relocatable link. We don't have to change anything, unless the reloc is against a section symbol, in which case we have to adjust according to where the section symbol winds up in the output section. */ - sym = local_syms + r_symndx; if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) goto final_link_relocate; @@ -1554,12 +1556,6 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, { /* ??? Could we use the RELOC_FOR_GLOBAL_SYMBOL macro here ? */ - /* Section symbols are never (?) placed in the hash table, so - we can just ignore hash relocations when creating a - relocatable object file. */ - if (info->relocatable) - continue; - h = sym_hashes[r_symndx - symtab_hdr->sh_info]; while (h->root.type == bfd_link_hash_indirect || h->root.type == bfd_link_hash_warning) @@ -1619,8 +1615,17 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, || (sec->output_section == NULL && ((input_section->flags & SEC_DEBUGGING) != 0 && h->def_dynamic))) - relocation = 0; - else if (sec->output_section == NULL) + ; + else if (sec->output_section != NULL) + relocation = ((h->root.u.def.value + + sec->output_section->vma + + sec->output_offset) + /* A STO_SH5_ISA32 causes a "bitor 1" to the + symbol value, unless we've seen + STT_DATALABEL on the way to it. */ + | ((h->other & STO_SH5_ISA32) != 0 + && ! seen_stt_datalabel)); + else if (!info->relocatable) { (*_bfd_error_handler) (_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"), @@ -1629,24 +1634,14 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, (long) rel->r_offset, howto->name, h->root.root.string); - relocation = 0; } - else - relocation = ((h->root.u.def.value - + sec->output_section->vma - + sec->output_offset) - /* A STO_SH5_ISA32 causes a "bitor 1" to the - symbol value, unless we've seen - STT_DATALABEL on the way to it. */ - | ((h->other & STO_SH5_ISA32) != 0 - && ! seen_stt_datalabel)); } else if (h->root.type == bfd_link_hash_undefweak) - relocation = 0; + ; else if (info->unresolved_syms_in_objects == RM_IGNORE && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT) - relocation = 0; - else + ; + else if (!info->relocatable) { if (! ((*info->callbacks->undefined_symbol) (info, h->root.root.string, input_bfd, @@ -1654,10 +1649,23 @@ sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, (info->unresolved_syms_in_objects == RM_GENERATE_ERROR || ELF_ST_VISIBILITY (h->other))))) return FALSE; - relocation = 0; } } + 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; + disp = (relocation - input_section->output_section->vma - input_section->output_offset |