X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Felf32-bfin.c;h=c8e089b7f0aee298c6ce01be8d520d6e823918c9;hb=95830fd17d6ae253d8f6c2595188cadd59058799;hp=d4e3bbb94243ea53b5ba70e22ab61fbc9e3f730b;hpb=83fd9437924584870b50a4a9d477529dde5cf1f4;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf32-bfin.c b/bfd/elf32-bfin.c index d4e3bbb942..c8e089b7f0 100644 --- a/bfd/elf32-bfin.c +++ b/bfd/elf32-bfin.c @@ -1,5 +1,6 @@ /* ADI Blackfin BFD support for 32-bit ELF. - Copyright 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. + Copyright 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 + Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -33,7 +34,7 @@ bfin_pltpc_reloc ( bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry ATTRIBUTE_UNUSED, asymbol *symbol ATTRIBUTE_UNUSED, - PTR data ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, asection *input_section ATTRIBUTE_UNUSED, bfd *output_bfd ATTRIBUTE_UNUSED, char **error_message ATTRIBUTE_UNUSED) @@ -47,7 +48,7 @@ static bfd_reloc_status_type bfin_pcrel24_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, - PTR data, + void * data, asection *input_section, bfd *output_bfd, char **error_message ATTRIBUTE_UNUSED) @@ -103,7 +104,7 @@ bfin_pcrel24_reloc (bfd *abfd, /* if rightshift is 1 and the number odd, return error. */ if (howto->rightshift && (relocation & 0x01)) { - fprintf(stderr, "relocation should be even number\n"); + (*_bfd_error_handler) (_("relocation should be even number")); return bfd_reloc_overflow; } @@ -144,7 +145,7 @@ static bfd_reloc_status_type bfin_imm16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, - PTR data, + void * data, asection *input_section, bfd *output_bfd, char **error_message ATTRIBUTE_UNUSED) @@ -216,7 +217,7 @@ static bfd_reloc_status_type bfin_byte4_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, - PTR data, + void * data, asection *input_section, bfd *output_bfd, char **error_message ATTRIBUTE_UNUSED) @@ -282,7 +283,7 @@ static bfd_reloc_status_type bfin_bfd_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, - PTR data, + void * data, asection *input_section, bfd *output_bfd, char **error_message ATTRIBUTE_UNUSED) @@ -359,7 +360,7 @@ bfin_bfd_reloc (bfd *abfd, /* If rightshift is 1 and the number odd, return error. */ if (howto->rightshift && (relocation & 0x01)) { - fprintf(stderr, "relocation should be even number\n"); + (*_bfd_error_handler) (_("relocation should be even number")); return bfd_reloc_overflow; } @@ -1108,7 +1109,7 @@ bfin_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, /* Given a bfin relocation type, return the howto. */ static reloc_howto_type * bfin_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, - unsigned int r_type) + unsigned int r_type) { if (r_type <= BFIN_RELOC_MAX) return &bfin_howto_table [r_type]; @@ -1119,12 +1120,26 @@ bfin_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, return (reloc_howto_type *) NULL; } +/* Set by ld emulation if --code-in-l1. */ +bfd_boolean elf32_bfin_code_in_l1 = 0; + +/* Set by ld emulation if --data-in-l1. */ +bfd_boolean elf32_bfin_data_in_l1 = 0; + +static void +elf32_bfin_final_write_processing (bfd *abfd, + bfd_boolean linker ATTRIBUTE_UNUSED) +{ + if (elf32_bfin_code_in_l1) + elf_elfheader (abfd)->e_flags |= EF_BFIN_CODE_IN_L1; + if (elf32_bfin_data_in_l1) + elf_elfheader (abfd)->e_flags |= EF_BFIN_DATA_IN_L1; +} + /* Return TRUE if the name is a local label. bfin local labels begin with L$. */ static bfd_boolean -bfin_is_local_label_name ( - bfd *abfd, - const char *label) +bfin_is_local_label_name (bfd *abfd, const char *label) { if (label[0] == 'L' && label[1] == '$' ) return TRUE; @@ -1150,6 +1165,7 @@ bfin_check_relocs (bfd * abfd, const Elf_Internal_Rela *rel_end; asection *sgot; asection *srelgot; + if (info->relocatable) return TRUE; @@ -1207,20 +1223,21 @@ bfin_check_relocs (bfd * abfd, if (sgot == NULL) { - sgot = bfd_get_section_by_name (dynobj, ".got"); + sgot = bfd_get_linker_section (dynobj, ".got"); BFD_ASSERT (sgot != NULL); } if (srelgot == NULL && (h != NULL || info->shared)) { - srelgot = bfd_get_section_by_name (dynobj, ".rela.got"); + srelgot = bfd_get_linker_section (dynobj, ".rela.got"); if (srelgot == NULL) { flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_LINKER_CREATED | SEC_READONLY); - srelgot = bfd_make_section_with_flags (dynobj, ".rela.got", - flags); + srelgot = bfd_make_section_anyway_with_flags (dynobj, + ".rela.got", + flags); if (srelgot == NULL || !bfd_set_section_alignment (dynobj, srelgot, 2)) return FALSE; @@ -1427,16 +1444,9 @@ bfin_relocate_section (bfd * output_bfd, unresolved_reloc, warned); } - 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 (sec != NULL && discarded_section (sec)) + RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, + rel, 1, relend, howto, 0, contents); if (info->relocatable) continue; @@ -1473,7 +1483,7 @@ bfin_relocate_section (bfd * output_bfd, if (sgot == NULL) { - sgot = bfd_get_section_by_name (dynobj, ".got"); + sgot = bfd_get_linker_section (dynobj, ".got"); BFD_ASSERT (sgot != NULL); } @@ -1537,7 +1547,7 @@ bfin_relocate_section (bfd * output_bfd, Elf_Internal_Rela outrel; bfd_byte *loc; - s = bfd_get_section_by_name (dynobj, ".rela.got"); + s = bfd_get_linker_section (dynobj, ".rela.got"); BFD_ASSERT (s != NULL); outrel.r_offset = (sgot->output_section->vma @@ -1575,7 +1585,9 @@ bfin_relocate_section (bfd * output_bfd, because such sections are not SEC_ALLOC and thus ld.so will not process them. */ if (unresolved_reloc - && !((input_section->flags & SEC_DEBUGGING) != 0 && h->def_dynamic)) + && !((input_section->flags & SEC_DEBUGGING) != 0 && h->def_dynamic) + && _bfd_elf_section_offset (output_bfd, info, input_section, + rel->r_offset) != (bfd_vma) -1) { (*_bfd_error_handler) (_("%B(%A+0x%lx): unresolvable relocation against symbol `%s'"), @@ -1664,8 +1676,8 @@ bfin_gc_sweep_hook (bfd * abfd, sym_hashes = elf_sym_hashes (abfd); local_got_refcounts = elf_local_got_refcounts (abfd); - sgot = bfd_get_section_by_name (dynobj, ".got"); - srelgot = bfd_get_section_by_name (dynobj, ".rela.got"); + sgot = bfd_get_linker_section (dynobj, ".got"); + srelgot = bfd_get_linker_section (dynobj, ".rela.got"); relend = relocs + sec->reloc_count; for (rel = relocs; rel < relend; rel++) @@ -1716,8 +1728,8 @@ bfin_gc_sweep_hook (bfd * abfd, extern const bfd_target bfd_elf32_bfinfdpic_vec; #define IS_FDPIC(bfd) ((bfd)->xvec == &bfd_elf32_bfinfdpic_vec) -/* An extension of the elf hash table data structure, containing some - additional Blackfin-specific data. */ +/* An extension of the elf hash table data structure, + containing some additional Blackfin-specific data. */ struct bfinfdpic_elf_link_hash_table { struct elf_link_hash_table elf; @@ -1748,7 +1760,8 @@ struct bfinfdpic_elf_link_hash_table /* Get the Blackfin ELF linker hash table from a link_info structure. */ #define bfinfdpic_hash_table(info) \ - ((struct bfinfdpic_elf_link_hash_table *) ((info)->hash)) + (elf_hash_table_id ((struct elf_link_hash_table *) ((info)->hash)) \ + == BFIN_ELF_DATA ? ((struct bfinfdpic_elf_link_hash_table *) ((info)->hash)) : NULL) #define bfinfdpic_got_section(info) \ (bfinfdpic_hash_table (info)->sgot) @@ -1814,7 +1827,8 @@ bfinfdpic_elf_link_hash_table_create (bfd *abfd) if (!_bfd_elf_link_hash_table_init (&ret->elf, abfd, _bfd_elf_link_hash_newfunc, - sizeof (struct elf_link_hash_entry))) + sizeof (struct elf_link_hash_entry), + BFIN_ELF_DATA)) { free (ret); return NULL; @@ -1982,10 +1996,10 @@ bfinfdpic_relocs_info_find (struct htab *ht, for memory allocation purposes. */ inline static struct bfinfdpic_relocs_info * bfinfdpic_relocs_info_for_global (struct htab *ht, - bfd *abfd, - struct elf_link_hash_entry *h, - bfd_vma addend, - enum insert_option insert) + bfd *abfd, + struct elf_link_hash_entry *h, + bfd_vma addend, + enum insert_option insert) { struct bfinfdpic_relocs_info entry; @@ -2020,7 +2034,7 @@ bfinfdpic_relocs_info_for_local (struct htab *ht, inline static void bfinfdpic_pic_merge_early_relocs_info (struct bfinfdpic_relocs_info *e2, - struct bfinfdpic_relocs_info const *e1) + struct bfinfdpic_relocs_info const *e1) { e2->got17m4 |= e1->got17m4; e2->gothilo |= e1->gothilo; @@ -2086,7 +2100,7 @@ _bfinfdpic_add_dyn_reloc (bfd *output_bfd, asection *sreloc, bfd_vma offset, static bfd_vma _bfinfdpic_add_rofixup (bfd *output_bfd, asection *rofixup, bfd_vma offset, - struct bfinfdpic_relocs_info *entry) + struct bfinfdpic_relocs_info *entry) { bfd_vma fixup_offset; @@ -2141,9 +2155,8 @@ _bfinfdpic_emit_got_relocs_plt_entries (struct bfinfdpic_relocs_info *entry, asection *sec, Elf_Internal_Sym *sym, bfd_vma addend) - { - bfd_vma fd_lazy_rel_offset = (bfd_vma)-1; + bfd_vma fd_lazy_rel_offset = (bfd_vma) -1; int dynindx = -1; if (entry->done) @@ -2651,16 +2664,9 @@ bfinfdpic_relocate_section (bfd * output_bfd, osec = sec; } - 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 (sec != NULL && discarded_section (sec)) + RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, + rel, 1, relend, howto, 0, contents); if (info->relocatable) continue; @@ -2726,7 +2732,9 @@ bfinfdpic_relocate_section (bfd * output_bfd, default: non_fdpic: picrel = NULL; - if (h && ! BFINFDPIC_SYM_LOCAL (info, h)) + if (h && ! BFINFDPIC_SYM_LOCAL (info, h) + && _bfd_elf_section_offset (output_bfd, info, input_section, + rel->r_offset) != (bfd_vma) -1) { info->callbacks->warning (info, _("relocation references symbol not defined in the module"), @@ -3098,10 +3106,10 @@ bfinfdpic_relocate_section (bfd * output_bfd, if (silence_segment_error == 1) silence_segment_error = (strlen (input_bfd->filename) == 6 - && strcmp (input_bfd->filename, "crt0.o") == 0) + && filename_cmp (input_bfd->filename, "crt0.o") == 0) || (strlen (input_bfd->filename) > 6 - && strcmp (input_bfd->filename - + strlen (input_bfd->filename) - 7, + && filename_cmp (input_bfd->filename + + strlen (input_bfd->filename) - 7, "/crt0.o") == 0) ? -1 : 0; #endif @@ -3376,11 +3384,10 @@ _bfin_create_got_section (bfd *abfd, struct bfd_link_info *info) struct elf_link_hash_entry *h; const struct elf_backend_data *bed = get_elf_backend_data (abfd); int ptralign; - int offset; /* This function may be called more than once. */ - s = bfd_get_section_by_name (abfd, ".got"); - if (s != NULL && (s->flags & SEC_LINKER_CREATED) != 0) + s = bfd_get_linker_section (abfd, ".got"); + if (s != NULL) return TRUE; /* Machine specific: although pointers are 32-bits wide, we want the @@ -3393,14 +3400,14 @@ _bfin_create_got_section (bfd *abfd, struct bfd_link_info *info) | SEC_LINKER_CREATED); pltflags = flags; - s = bfd_make_section_with_flags (abfd, ".got", flags); + s = bfd_make_section_anyway_with_flags (abfd, ".got", flags); if (s == NULL || !bfd_set_section_alignment (abfd, s, ptralign)) return FALSE; if (bed->want_got_plt) { - s = bfd_make_section_with_flags (abfd, ".got.plt", flags); + s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags); if (s == NULL || !bfd_set_section_alignment (abfd, s, ptralign)) return FALSE; @@ -3438,8 +3445,8 @@ _bfin_create_got_section (bfd *abfd, struct bfd_link_info *info) if (! bfinfdpic_relocs_info (info)) return FALSE; - s = bfd_make_section_with_flags (abfd, ".rel.got", - (flags | SEC_READONLY)); + s = bfd_make_section_anyway_with_flags (abfd, ".rel.got", + (flags | SEC_READONLY)); if (s == NULL || ! bfd_set_section_alignment (abfd, s, 2)) return FALSE; @@ -3447,30 +3454,22 @@ _bfin_create_got_section (bfd *abfd, struct bfd_link_info *info) bfinfdpic_gotrel_section (info) = s; /* Machine-specific. */ - s = bfd_make_section_with_flags (abfd, ".rofixup", - (flags | SEC_READONLY)); + s = bfd_make_section_anyway_with_flags (abfd, ".rofixup", + (flags | SEC_READONLY)); if (s == NULL || ! bfd_set_section_alignment (abfd, s, 2)) return FALSE; bfinfdpic_gotfixup_section (info) = s; - offset = -2048; - flags = BSF_GLOBAL; - } - else - { - offset = 2048; - flags = BSF_GLOBAL | BSF_WEAK; } - flags = pltflags; pltflags |= SEC_CODE; if (bed->plt_not_loaded) pltflags &= ~ (SEC_CODE | SEC_LOAD | SEC_HAS_CONTENTS); 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); if (s == NULL || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment)) return FALSE; @@ -3481,7 +3480,6 @@ _bfin_create_got_section (bfd *abfd, struct bfd_link_info *info) { /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the .plt section. */ - struct elf_link_hash_entry *h; struct bfd_link_hash_entry *bh = NULL; if (! (_bfd_generic_link_add_one_symbol @@ -3498,7 +3496,8 @@ _bfin_create_got_section (bfd *abfd, struct bfd_link_info *info) } /* Blackfin-specific: we want rel relocations for the plt. */ - s = bfd_make_section_with_flags (abfd, ".rel.plt", flags | SEC_READONLY); + s = bfd_make_section_anyway_with_flags (abfd, ".rel.plt", + flags | SEC_READONLY); if (s == NULL || ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align)) return FALSE; @@ -3544,27 +3543,27 @@ elf32_bfinfdpic_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); if (s == NULL) return FALSE; /* The .rel[a].bss section holds copy relocs. This section is not - normally needed. We need to create it here, though, so that the - linker will map it to an output section. We can't just create it - only if we need it, because we will not know whether we need it - until we have seen all the input files, and the first time the - main linker code calls BFD after examining all the input files - (size_dynamic_sections) the input sections have already been - mapped to the output sections. If the section turns out not to - be needed, we can discard it later. We will never need this - section when generating a shared object, since they do not use - copy relocs. */ + normally needed. We need to create it here, though, so that the + linker will map it to an output section. We can't just create it + only if we need it, because we will not know whether we need it + until we have seen all the input files, and the first time the + main linker code calls BFD after examining all the input files + (size_dynamic_sections) the input sections have already been + mapped to the output sections. If the section turns out not to + be needed, we can discard it later. We will never need this + section when generating a shared object, since they do not use + copy relocs. */ if (! info->shared) { - s = bfd_make_section_with_flags (abfd, - ".rela.bss", - flags | SEC_READONLY); + s = bfd_make_section_anyway_with_flags (abfd, + ".rela.bss", + flags | SEC_READONLY); if (s == NULL || ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align)) return FALSE; @@ -4166,19 +4165,17 @@ _bfinfdpic_size_got_plt (bfd *output_bfd, } if (elf_hash_table (info)->dynamic_sections_created) + bfinfdpic_pltrel_section (info)->size = + gpinfop->g.lzplt / LZPLT_NORMAL_SIZE * get_elf_backend_data (output_bfd)->s->sizeof_rel; + if (bfinfdpic_pltrel_section (info)->size == 0) + bfinfdpic_pltrel_section (info)->flags |= SEC_EXCLUDE; + else { - bfinfdpic_pltrel_section (info)->size = - gpinfop->g.lzplt / LZPLT_NORMAL_SIZE * get_elf_backend_data (output_bfd)->s->sizeof_rel; - if (bfinfdpic_pltrel_section (info)->size == 0) - bfinfdpic_pltrel_section (info)->flags |= SEC_EXCLUDE; - else - { - bfinfdpic_pltrel_section (info)->contents = - (bfd_byte *) bfd_zalloc (dynobj, - bfinfdpic_pltrel_section (info)->size); - if (bfinfdpic_pltrel_section (info)->contents == NULL) - return FALSE; - } + bfinfdpic_pltrel_section (info)->contents = + (bfd_byte *) bfd_zalloc (dynobj, + bfinfdpic_pltrel_section (info)->size); + if (bfinfdpic_pltrel_section (info)->contents == NULL) + return FALSE; } /* Add 4 bytes for every block of at most 65535 lazy PLT entries, @@ -4215,18 +4212,15 @@ _bfinfdpic_size_got_plt (bfd *output_bfd, /* Allocate the PLT section contents only after _bfinfdpic_assign_plt_entries has a chance to add the size of the non-lazy PLT entries. */ - if (elf_hash_table (info)->dynamic_sections_created) + if (bfinfdpic_plt_section (info)->size == 0) + bfinfdpic_plt_section (info)->flags |= SEC_EXCLUDE; + else { - if (bfinfdpic_plt_section (info)->size == 0) - bfinfdpic_plt_section (info)->flags |= SEC_EXCLUDE; - else - { - bfinfdpic_plt_section (info)->contents = - (bfd_byte *) bfd_zalloc (dynobj, - bfinfdpic_plt_section (info)->size); - if (bfinfdpic_plt_section (info)->contents == NULL) - return FALSE; - } + bfinfdpic_plt_section (info)->contents = + (bfd_byte *) bfd_zalloc (dynobj, + bfinfdpic_plt_section (info)->size); + if (bfinfdpic_plt_section (info)->contents == NULL) + return FALSE; } return TRUE; @@ -4252,7 +4246,7 @@ elf32_bfinfdpic_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 = (bfd_byte *) ELF_DYNAMIC_INTERPRETER; @@ -4302,12 +4296,11 @@ elf32_bfinfdpic_size_dynamic_sections (bfd *output_bfd, return FALSE; } - - s = bfd_get_section_by_name (dynobj, ".rela.bss"); + s = bfd_get_linker_section (dynobj, ".dynbss"); if (s && s->size == 0) s->flags |= SEC_EXCLUDE; - s = bfd_get_section_by_name (dynobj, ".rel.plt"); + s = bfd_get_linker_section (dynobj, ".rela.bss"); if (s && s->size == 0) s->flags |= SEC_EXCLUDE; @@ -4318,35 +4311,10 @@ static bfd_boolean elf32_bfinfdpic_always_size_sections (bfd *output_bfd, struct bfd_link_info *info) { - if (!info->relocatable) - { - struct elf_link_hash_entry *h; - - /* Force a PT_GNU_STACK segment to be created. */ - if (! elf_tdata (output_bfd)->stack_flags) - elf_tdata (output_bfd)->stack_flags = PF_R | PF_W | PF_X; - - /* Define __stacksize if it's not defined yet. */ - h = elf_link_hash_lookup (elf_hash_table (info), "__stacksize", - FALSE, FALSE, FALSE); - if (! h || h->root.type != bfd_link_hash_defined - || h->type != STT_OBJECT - || !h->def_regular) - { - struct bfd_link_hash_entry *bh = NULL; - - if (!(_bfd_generic_link_add_one_symbol - (info, output_bfd, "__stacksize", - BSF_GLOBAL, bfd_abs_section_ptr, DEFAULT_STACK_SIZE, - (const char *) NULL, FALSE, - get_elf_backend_data (output_bfd)->collect, &bh))) - return FALSE; - - h = (struct elf_link_hash_entry *) bh; - h->def_regular = 1; - h->type = STT_OBJECT; - } - } + if (!info->relocatable + && !bfd_elf_stack_segment_size (output_bfd, info, + "__stacksize", DEFAULT_STACK_SIZE)) + return FALSE; return TRUE; } @@ -4355,9 +4323,8 @@ elf32_bfinfdpic_always_size_sections (bfd *output_bfd, subtract it from the relocation or fixup count. */ static bfd_boolean _bfinfdpic_check_discarded_relocs (bfd *abfd, asection *sec, - struct bfd_link_info *info, - - bfd_boolean *changed) + struct bfd_link_info *info, + bfd_boolean *changed) { Elf_Internal_Shdr *symtab_hdr; struct elf_link_hash_entry **sym_hashes, **sym_hashes_end; @@ -4440,7 +4407,7 @@ bfinfdpic_elf_discard_info (bfd *ibfd, /* Account for relaxation of .eh_frame section. */ for (s = ibfd->sections; s; s = s->next) - if (s->sec_info_type == ELF_INFO_TYPE_EH_FRAME) + if (s->sec_info_type == SEC_INFO_TYPE_EH_FRAME) { if (!_bfinfdpic_check_discarded_relocs (ibfd, s, info, &changed)) return FALSE; @@ -4467,51 +4434,6 @@ bfinfdpic_elf_discard_info (bfd *ibfd, return TRUE; } -static bfd_boolean -elf32_bfinfdpic_modify_program_headers (bfd *output_bfd, - struct bfd_link_info *info) -{ - struct elf_obj_tdata *tdata = elf_tdata (output_bfd); - struct elf_segment_map *m; - Elf_Internal_Phdr *p; - - /* objcopy and strip preserve what's already there using - elf32_bfinfdpic_copy_private_bfd_data (). */ - if (! info) - return TRUE; - - for (p = tdata->phdr, m = tdata->segment_map; m != NULL; m = m->next, p++) - if (m->p_type == PT_GNU_STACK) - break; - - if (m) - { - struct elf_link_hash_entry *h; - - /* Obtain the pointer to the __stacksize symbol. */ - h = elf_link_hash_lookup (elf_hash_table (info), "__stacksize", - FALSE, FALSE, FALSE); - if (h) - { - while (h->root.type == bfd_link_hash_indirect - || h->root.type == bfd_link_hash_warning) - h = (struct elf_link_hash_entry *) h->root.u.i.link; - BFD_ASSERT (h->root.type == bfd_link_hash_defined); - } - - /* Set the header p_memsz from the symbol value. We - intentionally ignore the symbol section. */ - if (h && h->root.type == bfd_link_hash_defined) - p->p_memsz = h->root.u.def.value; - else - p->p_memsz = DEFAULT_STACK_SIZE; - - p->p_align = 8; - } - - return TRUE; -} - static bfd_boolean elf32_bfinfdpic_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info) @@ -4553,7 +4475,7 @@ elf32_bfinfdpic_finish_dynamic_sections (bfd *output_bfd, * sizeof (Elf32_External_Rel))); } - sdyn = bfd_get_section_by_name (dynobj, ".dynamic"); + sdyn = bfd_get_linker_section (dynobj, ".dynamic"); if (elf_hash_table (info)->dynamic_sections_created) { @@ -4605,9 +4527,8 @@ elf32_bfinfdpic_finish_dynamic_sections (bfd *output_bfd, regular object. */ static bfd_boolean -elf32_bfinfdpic_adjust_dynamic_symbol -(struct bfd_link_info *info, - struct elf_link_hash_entry *h) +elf32_bfinfdpic_adjust_dynamic_symbol (struct bfd_link_info *info, + struct elf_link_hash_entry *h) { bfd * dynobj; @@ -5026,8 +4947,6 @@ bfin_elf_copy_private_bfd_data (bfd *ibfd, bfd *obfd) static bfd_boolean elf32_bfinfdpic_copy_private_bfd_data (bfd *ibfd, bfd *obfd) { - unsigned i; - if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour || bfd_get_flavour (obfd) != bfd_target_elf_flavour) return TRUE; @@ -5039,38 +4958,13 @@ elf32_bfinfdpic_copy_private_bfd_data (bfd *ibfd, bfd *obfd) || ! elf_tdata (obfd) || ! elf_tdata (obfd)->phdr) return TRUE; - /* Copy the stack size. */ - for (i = 0; i < elf_elfheader (ibfd)->e_phnum; i++) - if (elf_tdata (ibfd)->phdr[i].p_type == PT_GNU_STACK) - { - Elf_Internal_Phdr *iphdr = &elf_tdata (ibfd)->phdr[i]; - - for (i = 0; i < elf_elfheader (obfd)->e_phnum; i++) - if (elf_tdata (obfd)->phdr[i].p_type == PT_GNU_STACK) - { - memcpy (&elf_tdata (obfd)->phdr[i], iphdr, sizeof (*iphdr)); - - /* Rewrite the phdrs, since we're only called after they - were first written. */ - if (bfd_seek (obfd, (bfd_signed_vma) get_elf_backend_data (obfd) - ->s->sizeof_ehdr, SEEK_SET) != 0 - || get_elf_backend_data (obfd)->s - ->write_out_phdrs (obfd, elf_tdata (obfd)->phdr, - elf_elfheader (obfd)->e_phnum) != 0) - return FALSE; - break; - } - - break; - } - return TRUE; } /* Display the flags field. */ static bfd_boolean -elf32_bfin_print_private_bfd_data (bfd * abfd, PTR ptr) +elf32_bfin_print_private_bfd_data (bfd * abfd, void * ptr) { FILE *file = (FILE *) ptr; flagword flags; @@ -5111,11 +5005,12 @@ elf32_bfin_merge_private_bfd_data (bfd *ibfd, bfd *obfd) if (new_flags & EF_BFIN_FDPIC) new_flags &= ~EF_BFIN_PIC; -#ifdef DEBUG +#ifndef DEBUG + if (0) +#endif (*_bfd_error_handler) ("old_flags = 0x%.8lx, new_flags = 0x%.8lx, init = %s, filename = %s", old_flags, new_flags, elf_flags_init (obfd) ? "yes" : "no", bfd_get_filename (ibfd)); -#endif if (!elf_flags_init (obfd)) /* First call, no flags set. */ { @@ -5199,7 +5094,8 @@ bfin_link_hash_table_create (bfd * abfd) if (!_bfd_elf_link_hash_table_init (&ret->root, abfd, bfin_link_hash_newfunc, - sizeof (struct elf_link_hash_entry))) + sizeof (struct elf_link_hash_entry), + BFIN_ELF_DATA)) { free (ret); return NULL; @@ -5216,14 +5112,14 @@ bfin_link_hash_table_create (bfd * abfd) static bfd_boolean bfin_finish_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, - struct bfd_link_info *info) + struct bfd_link_info *info) { bfd *dynobj; asection *sdyn; dynobj = elf_hash_table (info)->dynobj; - sdyn = bfd_get_section_by_name (dynobj, ".dynamic"); + sdyn = bfd_get_linker_section (dynobj, ".dynamic"); if (elf_hash_table (info)->dynamic_sections_created) { @@ -5250,9 +5146,9 @@ bfin_finish_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, static bfd_boolean bfin_finish_dynamic_symbol (bfd * output_bfd, - struct bfd_link_info *info, - struct elf_link_hash_entry *h, - Elf_Internal_Sym * sym) + struct bfd_link_info *info, + struct elf_link_hash_entry *h, + Elf_Internal_Sym * sym) { bfd *dynobj; @@ -5268,8 +5164,8 @@ bfin_finish_dynamic_symbol (bfd * output_bfd, /* This symbol has an entry in the global offset table. Set it up. */ - sgot = bfd_get_section_by_name (dynobj, ".got"); - srela = bfd_get_section_by_name (dynobj, ".rela.got"); + sgot = bfd_get_linker_section (dynobj, ".got"); + srela = bfd_get_linker_section (dynobj, ".rela.got"); BFD_ASSERT (sgot != NULL && srela != NULL); rela.r_offset = (sgot->output_section->vma @@ -5285,7 +5181,8 @@ bfin_finish_dynamic_symbol (bfd * output_bfd, && (info->symbolic || h->dynindx == -1 || h->forced_local) && h->def_regular) { - fprintf(stderr, "*** check this relocation %s\n", __FUNCTION__); + (*_bfd_error_handler) (_("*** check this relocation %s"), + __FUNCTION__); rela.r_info = ELF32_R_INFO (0, R_BFIN_PCREL24); rela.r_addend = bfd_get_signed_32 (output_bfd, (sgot->contents @@ -5326,7 +5223,7 @@ bfin_finish_dynamic_symbol (bfd * output_bfd, static bfd_boolean bfin_adjust_dynamic_symbol (struct bfd_link_info *info, - struct elf_link_hash_entry *h) + struct elf_link_hash_entry *h) { bfd *dynobj; asection *s; @@ -5380,7 +5277,7 @@ bfin_adjust_dynamic_symbol (struct bfd_link_info *info, both the dynamic object and the regular object will refer to the same memory location for the variable. */ - s = bfd_get_section_by_name (dynobj, ".dynbss"); + s = bfd_get_linker_section (dynobj, ".dynbss"); BFD_ASSERT (s != NULL); /* We must generate a R_68K_COPY reloc to tell the dynamic linker to @@ -5391,7 +5288,7 @@ bfin_adjust_dynamic_symbol (struct bfd_link_info *info, { asection *srel; - srel = bfd_get_section_by_name (dynobj, ".rela.bss"); + srel = bfd_get_linker_section (dynobj, ".rela.bss"); BFD_ASSERT (srel != NULL); srel->size += sizeof (Elf32_External_Rela); h->needs_copy = 1; @@ -5454,14 +5351,11 @@ struct bfin_pcrel_relocs_copied case. */ static bfd_boolean -bfin_discard_copies (struct elf_link_hash_entry *h, PTR inf) +bfin_discard_copies (struct elf_link_hash_entry *h, void * inf) { struct bfd_link_info *info = (struct bfd_link_info *) inf; struct bfin_pcrel_relocs_copied *s; - if (h->root.type == bfd_link_hash_warning) - h = (struct elf_link_hash_entry *) h->root.u.i.link; - if (!h->def_regular || (!info->symbolic && !h->forced_local)) { if ((info->flags & DF_TEXTREL) == 0) @@ -5488,7 +5382,7 @@ bfin_discard_copies (struct elf_link_hash_entry *h, PTR inf) static bfd_boolean bfin_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, - struct bfd_link_info *info) + struct bfd_link_info *info) { bfd *dynobj; asection *s; @@ -5502,7 +5396,7 @@ bfin_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, /* 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; @@ -5515,7 +5409,7 @@ bfin_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, not actually use these entries. Reset the size of .rela.got, which will cause it to get stripped from the output file below. */ - s = bfd_get_section_by_name (dynobj, ".rela.got"); + s = bfd_get_linker_section (dynobj, ".rela.got"); if (s != NULL) s->size = 0; } @@ -5528,7 +5422,7 @@ bfin_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, will not fill them in in the relocate_section routine. */ if (info->shared) elf_link_hash_traverse (elf_hash_table (info), - bfin_discard_copies, (PTR) info); + bfin_discard_copies, info); /* The check_relocs and adjust_dynamic_symbol entry points have determined the sizes of the various dynamic sections. Allocate @@ -5639,16 +5533,12 @@ bfin_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED, after the add_symbols entry point has been called for all the objects, and before the final_link entry point is called. */ -bfd_boolean bfd_bfin_elf32_create_embedded_relocs - PARAMS ((bfd *, struct bfd_link_info *, asection *, asection *, char **)); - bfd_boolean -bfd_bfin_elf32_create_embedded_relocs ( - bfd *abfd, - struct bfd_link_info *info, - asection *datasec, - asection *relsec, - char **errmsg) +bfd_bfin_elf32_create_embedded_relocs (bfd *abfd, + struct bfd_link_info *info, + asection *datasec, + asection *relsec, + char **errmsg) { Elf_Internal_Shdr *symtab_hdr; Elf_Internal_Sym *isymbuf = NULL; @@ -5668,7 +5558,7 @@ bfd_bfin_elf32_create_embedded_relocs ( /* Get a copy of the native relocations. */ internal_relocs = (_bfd_elf_link_read_relocs - (abfd, datasec, (PTR) NULL, (Elf_Internal_Rela *) NULL, + (abfd, datasec, NULL, (Elf_Internal_Rela *) NULL, info->keep_memory)); if (internal_relocs == NULL) goto error_return; @@ -5769,6 +5659,7 @@ struct bfd_elf_special_section const elf32_bfin_special_sections[] = #define TARGET_LITTLE_SYM bfd_elf32_bfin_vec #define TARGET_LITTLE_NAME "elf32-bfin" #define ELF_ARCH bfd_arch_bfin +#define ELF_TARGET_ID BFIN_ELF_DATA #define ELF_MACHINE_CODE EM_BLACKFIN #define ELF_MAXPAGESIZE 0x1000 #define elf_symbol_leading_char '_' @@ -5811,7 +5702,10 @@ struct bfd_elf_special_section const elf32_bfin_special_sections[] = elf32_bfin_set_private_flags #define bfd_elf32_bfd_print_private_bfd_data \ elf32_bfin_print_private_bfd_data +#define elf_backend_final_write_processing \ + elf32_bfin_final_write_processing #define elf_backend_reloc_type_class elf32_bfin_reloc_type_class +#define elf_backend_stack_align 8 #define elf_backend_can_gc_sections 1 #define elf_backend_special_sections elf32_bfin_special_sections #define elf_backend_can_refcount 1 @@ -5847,9 +5741,6 @@ struct bfd_elf_special_section const elf32_bfin_special_sections[] = #undef elf_backend_always_size_sections #define elf_backend_always_size_sections \ elf32_bfinfdpic_always_size_sections -#undef elf_backend_modify_program_headers -#define elf_backend_modify_program_headers \ - elf32_bfinfdpic_modify_program_headers #undef bfd_elf32_bfd_copy_private_bfd_data #define bfd_elf32_bfd_copy_private_bfd_data \ elf32_bfinfdpic_copy_private_bfd_data