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* elfcode.h (elf_swap_shdr_in): Use rawdata, not bfd_section.
Clear contents field. (bfd_section_from_shdr): In SHT_STRTAB case, check bfd_section, not rawdata. Don't set rawdata if e_shstrndx. Use bfd_section rather than rawdata in commented out code. In SHT_REL[A] case, don't bother to check elf_section_data of section returned by section_from_elf_index. (elf_fake_sections): Set bfd_section, not rawdata. Don't set size. (elf_map_symbols): Don't set elf_num_section_syms. Don't create section symbols that already exist. (assign_file_position_for_section): Use bfd_section, not rawdata. (section_from_elf_index): Just check bfd_section field. (elf_section_from_bfd_section): Likewise. (elf_debug_section): Don't print rawdata, contents, or size. (elf_link_add_object_symbols): Don't error out if section_from_elf_index returns NULL. (elf_bfd_final_link): Check return value from section_from_elf_index against NULL, not bfd_is_abs_section. (elf_link_input_bfd): Don't check section_from_elf_index return value. * libelf.h (struct elf_obj_tdata): Remove num_section_syms field. (elf_num_section_syms): Don't define. * elf.c (elf_get_str_section): Store section contents in contents field rather than rawdata field. (elf_string_from_elf_section): Likewise. (_bfd_elf_make_section_from_shdr): Store BFD section pointer in bfd_section field rather than rawdata field. * elf32-hppa.c (elf32_hppa_read_symext_info): Use bfd_section rather than rawdata. (elf32_hppa_size_stubs): Likewise. * elf32-mips.c (mips_elf_final_write_processing): Use bfd_section rathern than rawdata. (mips_elf_section_from_shdr): Likewise. (mips_elf_section_processing): Likewise. (mips_elf_section_from_bfd_section): Remove rawdata check.
This commit is contained in:
Ian Lance Taylor
parent
5e643795a3
commit
24f13b0331
@ -1,5 +1,42 @@
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Mon Oct 17 11:38:16 1994 Ian Lance Taylor <ian@sanguine.cygnus.com>
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* elfcode.h (elf_swap_shdr_in): Use rawdata, not bfd_section.
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Clear contents field.
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(bfd_section_from_shdr): In SHT_STRTAB case, check bfd_section,
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not rawdata. Don't set rawdata if e_shstrndx. Use bfd_section
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rather than rawdata in commented out code. In SHT_REL[A] case,
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don't bother to check elf_section_data of section returned by
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section_from_elf_index.
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(elf_fake_sections): Set bfd_section, not rawdata. Don't set
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size.
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(elf_map_symbols): Don't set elf_num_section_syms. Don't create
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section symbols that already exist.
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(assign_file_position_for_section): Use bfd_section, not rawdata.
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(section_from_elf_index): Just check bfd_section field.
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(elf_section_from_bfd_section): Likewise.
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(elf_debug_section): Don't print rawdata, contents, or size.
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(elf_link_add_object_symbols): Don't error out if
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section_from_elf_index returns NULL.
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(elf_bfd_final_link): Check return value from
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section_from_elf_index against NULL, not bfd_is_abs_section.
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(elf_link_input_bfd): Don't check section_from_elf_index return
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value.
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* libelf.h (struct elf_obj_tdata): Remove num_section_syms field.
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(elf_num_section_syms): Don't define.
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* elf.c (elf_get_str_section): Store section contents in contents
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field rather than rawdata field.
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(elf_string_from_elf_section): Likewise.
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(_bfd_elf_make_section_from_shdr): Store BFD section pointer in
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bfd_section field rather than rawdata field.
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* elf32-hppa.c (elf32_hppa_read_symext_info): Use bfd_section
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rather than rawdata.
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(elf32_hppa_size_stubs): Likewise.
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* elf32-mips.c (mips_elf_final_write_processing): Use bfd_section
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rathern than rawdata.
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(mips_elf_section_from_shdr): Likewise.
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(mips_elf_section_processing): Likewise.
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(mips_elf_section_from_bfd_section): Remove rawdata check.
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* srec.c (pass_over): Set the start address for S7, S8 or S9.
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Fri Oct 14 19:15:46 1994 Ken Raeburn <raeburn@cujo.cygnus.com>
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4109
bfd/elf32-hppa.c
4109
bfd/elf32-hppa.c
File diff suppressed because it is too large
Load Diff
@ -71,7 +71,8 @@ static void mips_info_to_howto_rel
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PARAMS ((bfd *, arelent *, Elf32_Internal_Rel *));
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static boolean mips_elf_sym_is_global PARAMS ((bfd *, asymbol *));
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static boolean mips_elf_object_p PARAMS ((bfd *));
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static void mips_elf_final_write_processing PARAMS ((bfd *));
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static void mips_elf_final_write_processing
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PARAMS ((bfd *, boolean));
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static boolean mips_elf_section_from_shdr
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PARAMS ((bfd *, Elf32_Internal_Shdr *, char *));
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static boolean mips_elf_fake_sections
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@ -95,7 +96,7 @@ static void mips_elf_relocate_hi16
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bfd_vma));
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static boolean mips_elf_relocate_section
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
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Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
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Elf_Internal_Rela *, Elf_Internal_Sym *, asection **, char *));
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static boolean mips_elf_add_symbol_hook
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PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *,
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const char **, flagword *, asection **, bfd_vma *));
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@ -362,7 +363,7 @@ mips_elf_hi16_reloc (abfd,
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abort ();
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ret = bfd_reloc_ok;
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if (symbol->section == &bfd_und_section
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if (bfd_is_und_section (symbol->section)
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&& output_bfd == (bfd *) NULL)
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ret = bfd_reloc_undefined;
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@ -548,7 +549,7 @@ mips_elf_gprel16_reloc (abfd,
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output_bfd = symbol->section->output_section->owner;
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}
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if (symbol->section == &bfd_und_section
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if (bfd_is_und_section (symbol->section)
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&& relocateable == false)
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return bfd_reloc_undefined;
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@ -839,9 +840,11 @@ mips_elf_object_p (abfd)
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file. This gets the MIPS architecture right based on the machine
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number. */
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/*ARGSUSED*/
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static void
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mips_elf_final_write_processing (abfd)
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mips_elf_final_write_processing (abfd, linker)
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bfd *abfd;
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boolean linker;
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{
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unsigned long val;
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unsigned int i;
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@ -878,8 +881,8 @@ mips_elf_final_write_processing (abfd)
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const char *name;
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asection *sec;
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BFD_ASSERT ((*hdrpp)->rawdata != NULL);
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name = ((asection *) (*hdrpp)->rawdata)->name;
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BFD_ASSERT ((*hdrpp)->bfd_section != NULL);
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name = bfd_get_section_name (abfd, (*hdrpp)->bfd_section);
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BFD_ASSERT (name != NULL
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&& strncmp (name, ".gptab.", sizeof ".gptab." - 1) == 0);
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sec = bfd_get_section_by_name (abfd, name + sizeof ".gptab" - 1);
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@ -944,7 +947,7 @@ mips_elf_section_from_shdr (abfd, hdr, name)
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if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name))
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return false;
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newsect = (asection *) hdr->rawdata;
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newsect = hdr->bfd_section;
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if (hdr->sh_type == SHT_MIPS_DEBUG)
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{
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@ -1042,8 +1045,6 @@ mips_elf_section_from_bfd_section (abfd, hdr, sec, retval)
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*retval = SHN_MIPS_SCOMMON;
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return true;
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}
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if ((asection *) hdr->rawdata == sec)
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return true;
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return false;
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}
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@ -1073,9 +1074,9 @@ mips_elf_section_processing (abfd, hdr)
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return false;
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}
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if (hdr->rawdata != NULL)
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if (hdr->bfd_section != NULL)
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{
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const char *name = ((asection *) hdr->rawdata)->name;
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const char *name = bfd_get_section_name (abfd, hdr->bfd_section);
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if (strcmp (name, ".sdata") == 0)
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{
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@ -1173,7 +1174,7 @@ mips_elf_symbol_processing (abfd, asym)
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break;
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case SHN_MIPS_SUNDEFINED:
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asym->section = &bfd_und_section;
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asym->section = bfd_und_section_ptr;
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break;
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}
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}
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@ -1409,7 +1410,7 @@ mips_elf_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp)
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break;
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case SHN_MIPS_SUNDEFINED:
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*secp = &bfd_und_section;
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*secp = bfd_und_section_ptr;
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break;
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}
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@ -2150,7 +2151,8 @@ mips_elf_relocate_hi16 (input_bfd, relhi, rello, contents, addend)
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static boolean
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mips_elf_relocate_section (output_bfd, info, input_bfd, input_section,
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contents, relocs, local_syms, local_sections)
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contents, relocs, local_syms, local_sections,
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output_names)
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bfd *output_bfd;
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struct bfd_link_info *info;
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bfd *input_bfd;
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@ -2159,6 +2161,7 @@ mips_elf_relocate_section (output_bfd, info, input_bfd, input_section,
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Elf_Internal_Rela *relocs;
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Elf_Internal_Sym *local_syms;
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asection **local_sections;
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char *output_names;
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{
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Elf_Internal_Shdr *symtab_hdr;
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size_t locsymcount;
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@ -2372,9 +2375,7 @@ mips_elf_relocate_section (output_bfd, info, input_bfd, input_section,
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name = h->root.root.string;
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else
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{
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name = elf_string_from_elf_section (input_bfd,
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symtab_hdr->sh_link,
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sym->st_name);
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name = output_names + sym->st_name;
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if (name == NULL)
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return false;
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if (*name == '\0')
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195
bfd/elfcode.h
195
bfd/elfcode.h
@ -300,8 +300,8 @@ elf_swap_shdr_in (abfd, src, dst)
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dst->sh_info = bfd_h_get_32 (abfd, (bfd_byte *) src->sh_info);
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dst->sh_addralign = get_word (abfd, (bfd_byte *) src->sh_addralign);
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dst->sh_entsize = get_word (abfd, (bfd_byte *) src->sh_entsize);
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/* we haven't done any processing on it yet, so... */
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dst->rawdata = (void *) 0;
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dst->bfd_section = NULL;
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dst->contents = NULL;
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}
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/* Translate an ELF section header table entry in internal format into an
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@ -575,13 +575,12 @@ bfd_section_from_shdr (abfd, shindex)
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return _bfd_elf_make_section_from_shdr (abfd, hdr, name);
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case SHT_STRTAB: /* A string table */
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if (hdr->rawdata != NULL)
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if (hdr->bfd_section != NULL)
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return true;
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if (ehdr->e_shstrndx == shindex)
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{
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elf_tdata (abfd)->shstrtab_hdr = *hdr;
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elf_elfsections (abfd)[shindex] = &elf_tdata (abfd)->shstrtab_hdr;
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hdr->rawdata = (PTR) & elf_tdata (abfd)->shstrtab_hdr;
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return true;
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}
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{
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@ -613,10 +612,10 @@ bfd_section_from_shdr (abfd, shindex)
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#if 0 /* Not handling other string tables specially right now. */
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hdr2 = elf_elfsections (abfd)[i]; /* in case it moved */
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/* We have a strtab for some random other section. */
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newsect = (asection *) hdr2->rawdata;
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newsect = (asection *) hdr2->bfd_section;
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if (!newsect)
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break;
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hdr->rawdata = (PTR) newsect;
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hdr->bfd_section = newsect;
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hdr2 = &elf_section_data (newsect)->str_hdr;
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*hdr2 = *hdr;
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elf_elfsections (abfd)[shindex] = hdr2;
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@ -663,8 +662,7 @@ bfd_section_from_shdr (abfd, shindex)
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if (! bfd_section_from_shdr (abfd, hdr->sh_info))
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return false;
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target_sect = section_from_elf_index (abfd, hdr->sh_info);
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if (target_sect == NULL
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|| elf_section_data (target_sect) == NULL)
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if (target_sect == NULL)
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return false;
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hdr2 = &elf_section_data (target_sect)->rel_hdr;
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@ -1188,9 +1186,8 @@ elf_fake_sections (abfd, asect, ignore)
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this_hdr->sh_addralign = 1 << asect->alignment_power;
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this_hdr->sh_entsize = 0;
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this_hdr->rawdata = (PTR) asect;
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this_hdr->bfd_section = asect;
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this_hdr->contents = NULL;
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this_hdr->size = 0;
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/* FIXME: This should not be based on section names. */
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if (strcmp (asect->name, ".dynstr") == 0)
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@ -1279,7 +1276,6 @@ elf_fake_sections (abfd, asect, ignore)
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rela_hdr->sh_addr = 0;
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rela_hdr->sh_size = 0;
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rela_hdr->sh_offset = 0;
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rela_hdr->size = 0;
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}
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}
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@ -1520,7 +1516,6 @@ elf_map_symbols (abfd)
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}
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max_index++;
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elf_num_section_syms (abfd) = max_index;
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sect_syms = (asymbol **) bfd_zalloc (abfd, max_index * sizeof (asymbol *));
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elf_section_syms (abfd) = sect_syms;
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@ -1530,18 +1525,40 @@ elf_map_symbols (abfd)
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return false;
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}
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for (idx = 0; idx < symcount; idx++)
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{
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if ((syms[idx]->flags & BSF_SECTION_SYM) != 0)
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{
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asection *sec;
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sec = syms[idx]->section;
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if (! bfd_is_abs_section (sec))
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{
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if (sec->owner != abfd)
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{
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sec = sec->output_section;
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BFD_ASSERT (sec->owner == abfd);
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}
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sect_syms[sec->index] = syms[idx];
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}
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}
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}
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for (asect = abfd->sections; asect; asect = asect->next)
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{
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asymbol *sym = bfd_make_empty_symbol (abfd);
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if (!sym)
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{
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bfd_set_error (bfd_error_no_memory);
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return false;
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}
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asymbol *sym;
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if (sect_syms[asect->index] != NULL)
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continue;
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sym = bfd_make_empty_symbol (abfd);
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if (sym == NULL)
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return false;
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sym->the_bfd = abfd;
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sym->name = asect->name;
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sym->value = asect->vma;
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sym->flags = BSF_SECTION_SYM;
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/* Set the flags to 0 to indicate that this one was newly added. */
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sym->flags = 0;
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sym->section = asect;
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sect_syms[asect->index] = sym;
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num_sections++;
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@ -1554,15 +1571,15 @@ elf_map_symbols (abfd)
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if (num_sections)
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{
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#if 0 /* @@ I just deleted bfd_realloc, because it's broken and too hard to
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fix. I'm leaving this code here as a reminder to look at this more
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carefully later and see if we can avoid wasting memory. */
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if (syms)
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syms = (asymbol **) bfd_realloc (abfd, syms,
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{
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asymbol **osyms = syms;
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syms = (asymbol **) bfd_alloc (abfd,
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((symcount + num_sections + 1)
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* sizeof (asymbol *)));
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memcpy (syms, osyms, symcount * sizeof (asymbol *));
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}
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else
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#endif
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syms = (asymbol **) bfd_alloc (abfd,
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(num_sections + 1) * sizeof (asymbol *));
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if (!syms)
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@ -1573,8 +1590,12 @@ elf_map_symbols (abfd)
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for (asect = abfd->sections; asect; asect = asect->next)
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{
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if (sect_syms[asect->index])
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syms[symcount++] = sect_syms[asect->index];
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if (sect_syms[asect->index] != NULL
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&& sect_syms[asect->index]->flags == 0)
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{
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sect_syms[asect->index]->flags = BSF_SECTION_SYM;
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syms[symcount++] = sect_syms[asect->index];
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}
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}
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syms[symcount] = (asymbol *) 0;
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@ -1699,8 +1720,8 @@ assign_file_position_for_section (i_shdrp, offset, align)
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offset = BFD_ALIGN (offset, al);
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}
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i_shdrp->sh_offset = offset;
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if (i_shdrp->rawdata != NULL)
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((asection *) i_shdrp->rawdata)->filepos = offset;
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if (i_shdrp->bfd_section != NULL)
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i_shdrp->bfd_section->filepos = offset;
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if (i_shdrp->sh_type != SHT_NOBITS)
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offset += i_shdrp->sh_size;
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return offset;
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@ -2395,7 +2416,6 @@ swap_out_syms (abfd)
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symstrtab_hdr->sh_link = 0;
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symstrtab_hdr->sh_info = 0;
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symstrtab_hdr->sh_addralign = 1;
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symstrtab_hdr->size = 0;
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}
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return true;
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@ -2524,52 +2544,18 @@ NAME(bfd_elf,write_object_contents) (abfd)
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return write_shdrs_and_ehdr (abfd);
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}
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/* Given an index of a section, retrieve a pointer to it. Note
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that for our purposes, sections are indexed by {1, 2, ...} with
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0 being an illegal index. */
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/* In the original, each ELF section went into exactly one BFD
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section. This doesn't really make sense, so we need a real mapping.
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The mapping has to hide in the Elf_Internal_Shdr since asection
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doesn't have anything like a tdata field... */
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/* Given an ELF section number, retrieve the corresponding BFD
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section. */
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static asection *
|
||||
section_from_elf_index (abfd, index)
|
||||
bfd *abfd;
|
||||
unsigned int index;
|
||||
{
|
||||
/* @@ Is bfd_com_section_ptr really correct in all the places it could
|
||||
be returned from this routine? */
|
||||
|
||||
if (index == SHN_ABS)
|
||||
return bfd_com_section_ptr; /* not abs? */
|
||||
if (index == SHN_COMMON)
|
||||
return bfd_com_section_ptr;
|
||||
|
||||
BFD_ASSERT (index > 0 && index < SHN_LORESERVE);
|
||||
if (index >= elf_elfheader (abfd)->e_shnum)
|
||||
return NULL;
|
||||
|
||||
{
|
||||
Elf_Internal_Shdr *hdr = elf_elfsections (abfd)[index];
|
||||
|
||||
switch (hdr->sh_type)
|
||||
{
|
||||
/* ELF sections that map to BFD sections */
|
||||
case SHT_PROGBITS:
|
||||
case SHT_NOBITS:
|
||||
case SHT_HASH:
|
||||
case SHT_DYNAMIC:
|
||||
if (hdr->rawdata == NULL)
|
||||
{
|
||||
if (! bfd_section_from_shdr (abfd, index))
|
||||
return NULL;
|
||||
}
|
||||
return (struct sec *) hdr->rawdata;
|
||||
|
||||
default:
|
||||
return bfd_abs_section_ptr;
|
||||
}
|
||||
}
|
||||
return elf_elfsections (abfd)[index]->bfd_section;
|
||||
}
|
||||
|
||||
/* given a section, search the header to find them... */
|
||||
@ -2578,6 +2564,7 @@ elf_section_from_bfd_section (abfd, asect)
|
||||
bfd *abfd;
|
||||
struct sec *asect;
|
||||
{
|
||||
struct elf_backend_data *bed = get_elf_backend_data (abfd);
|
||||
Elf_Internal_Shdr **i_shdrp = elf_elfsections (abfd);
|
||||
int index;
|
||||
Elf_Internal_Shdr *hdr;
|
||||
@ -2599,56 +2586,20 @@ elf_section_from_bfd_section (abfd, asect)
|
||||
for (index = 0; index < maxindex; index++)
|
||||
{
|
||||
hdr = i_shdrp[index];
|
||||
switch (hdr->sh_type)
|
||||
if (hdr->bfd_section == asect)
|
||||
return index;
|
||||
|
||||
if (bed->elf_backend_section_from_bfd_section)
|
||||
{
|
||||
/* ELF sections that map to BFD sections */
|
||||
case SHT_PROGBITS:
|
||||
case SHT_NOBITS:
|
||||
case SHT_NOTE:
|
||||
case SHT_HASH:
|
||||
case SHT_DYNAMIC:
|
||||
case SHT_DYNSYM:
|
||||
case SHT_SYMTAB:
|
||||
if (hdr->rawdata)
|
||||
{
|
||||
if (((struct sec *) (hdr->rawdata)) == asect)
|
||||
return index;
|
||||
}
|
||||
break;
|
||||
int retval;
|
||||
|
||||
case SHT_REL:
|
||||
case SHT_RELA:
|
||||
/* We sometimes map a reloc section to a BFD section. */
|
||||
if (hdr->sh_link != elf_onesymtab (abfd)
|
||||
&& (asection *) hdr->rawdata == asect)
|
||||
return index;
|
||||
break;
|
||||
|
||||
case SHT_STRTAB:
|
||||
/* We map most string tables to BFD sections. */
|
||||
if (index != elf_elfheader (abfd)->e_shstrndx
|
||||
&& index != elf_onesymtab (abfd)
|
||||
&& (asection *) hdr->rawdata == asect)
|
||||
return index;
|
||||
|
||||
/* FALL THROUGH */
|
||||
default:
|
||||
{
|
||||
struct elf_backend_data *bed = get_elf_backend_data (abfd);
|
||||
|
||||
if (bed->elf_backend_section_from_bfd_section)
|
||||
{
|
||||
int retval;
|
||||
|
||||
retval = index;
|
||||
if ((*bed->elf_backend_section_from_bfd_section)
|
||||
(abfd, hdr, asect, &retval))
|
||||
return retval;
|
||||
}
|
||||
}
|
||||
break;
|
||||
retval = index;
|
||||
if ((*bed->elf_backend_section_from_bfd_section)
|
||||
(abfd, hdr, asect, &retval))
|
||||
return retval;
|
||||
}
|
||||
}
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
@ -3073,9 +3024,6 @@ elf_debug_section (str, num, hdr)
|
||||
(long) hdr->sh_addralign);
|
||||
fprintf (stderr, "sh_entsize = %ld\n",
|
||||
(long) hdr->sh_entsize);
|
||||
fprintf (stderr, "rawdata = 0x%.8lx\n", (long) hdr->rawdata);
|
||||
fprintf (stderr, "contents = 0x%.8lx\n", (long) hdr->contents);
|
||||
fprintf (stderr, "size = %ld\n", (long) hdr->size);
|
||||
fflush (stderr);
|
||||
}
|
||||
|
||||
@ -4203,9 +4151,10 @@ elf_link_add_object_symbols (abfd, info)
|
||||
else if (sym.st_shndx > 0 && sym.st_shndx < SHN_LORESERVE)
|
||||
{
|
||||
sec = section_from_elf_index (abfd, sym.st_shndx);
|
||||
if (sec == NULL)
|
||||
goto error_return;
|
||||
value -= sec->vma;
|
||||
if (sec != NULL)
|
||||
value -= sec->vma;
|
||||
else
|
||||
sec = bfd_abs_section_ptr;
|
||||
}
|
||||
else if (sym.st_shndx == SHN_ABS)
|
||||
sec = bfd_abs_section_ptr;
|
||||
@ -5389,7 +5338,7 @@ elf_bfd_final_link (abfd, info)
|
||||
for (i = 1; i < elf_elfheader (abfd)->e_shnum; i++)
|
||||
{
|
||||
o = section_from_elf_index (abfd, i);
|
||||
if (! bfd_is_abs_section (o))
|
||||
if (o != NULL)
|
||||
o->target_index = abfd->symcount;
|
||||
elfsym.st_shndx = i;
|
||||
if (! elf_link_output_sym (&finfo, (const char *) NULL,
|
||||
@ -6034,11 +5983,7 @@ elf_link_input_bfd (finfo, input_bfd)
|
||||
if (isym->st_shndx == SHN_UNDEF)
|
||||
isec = bfd_und_section_ptr;
|
||||
else if (isym->st_shndx > 0 && isym->st_shndx < SHN_LORESERVE)
|
||||
{
|
||||
isec = section_from_elf_index (input_bfd, isym->st_shndx);
|
||||
if (isec == NULL)
|
||||
return false;
|
||||
}
|
||||
isec = section_from_elf_index (input_bfd, isym->st_shndx);
|
||||
else if (isym->st_shndx == SHN_ABS)
|
||||
isec = bfd_abs_section_ptr;
|
||||
else if (isym->st_shndx == SHN_COMMON)
|
||||
|
||||
@ -449,7 +449,6 @@ struct elf_obj_tdata
|
||||
int num_globals;
|
||||
Elf_Sym_Extra *sym_extra;
|
||||
asymbol **section_syms; /* STT_SECTION symbols for each section */
|
||||
int num_section_syms; /* number of section_syms allocated */
|
||||
Elf_Internal_Shdr symtab_hdr;
|
||||
Elf_Internal_Shdr shstrtab_hdr;
|
||||
Elf_Internal_Shdr strtab_hdr;
|
||||
@ -499,7 +498,6 @@ struct elf_obj_tdata
|
||||
#define elf_num_globals(bfd) (elf_tdata(bfd) -> num_globals)
|
||||
#define elf_sym_extra(bfd) (elf_tdata(bfd) -> sym_extra)
|
||||
#define elf_section_syms(bfd) (elf_tdata(bfd) -> section_syms)
|
||||
#define elf_num_section_syms(bfd) (elf_tdata(bfd) -> num_section_syms)
|
||||
#define core_prpsinfo(bfd) (elf_tdata(bfd) -> prpsinfo)
|
||||
#define core_prstatus(bfd) (elf_tdata(bfd) -> prstatus)
|
||||
#define elf_gp(bfd) (elf_tdata(bfd) -> gp)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user