X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Felf32-sparc.c;h=0e0d90cc8b6c7f372f332c957fb0bf2bfc43ada8;hb=46a2d504dd875caf60f9be191a55c9ff676bcd5c;hp=5f13b9613dbd842774b3ab2be74cd87ece6c28ef;hpb=74541ad4c01323646d5bebe7ff10828f84af0f49;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf32-sparc.c b/bfd/elf32-sparc.c index 5f13b9613d..0e0d90cc8b 100644 --- a/bfd/elf32-sparc.c +++ b/bfd/elf32-sparc.c @@ -1,12 +1,11 @@ /* SPARC-specific support for 32-bit ELF - Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, - 2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 1993-2016 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -16,10 +15,11 @@ You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "bfdlink.h" #include "libbfd.h" #include "elf-bfd.h" @@ -39,16 +39,16 @@ elf32_sparc_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) return FALSE; case 260: /* Solaris prpsinfo_t. */ - elf_tdata (abfd)->core_program + elf_tdata (abfd)->core->program = _bfd_elfcore_strndup (abfd, note->descdata + 84, 16); - elf_tdata (abfd)->core_command + elf_tdata (abfd)->core->command = _bfd_elfcore_strndup (abfd, note->descdata + 100, 80); break; case 336: /* Solaris psinfo_t. */ - elf_tdata (abfd)->core_program + elf_tdata (abfd)->core->program = _bfd_elfcore_strndup (abfd, note->descdata + 88, 16); - elf_tdata (abfd)->core_command + elf_tdata (abfd)->core->command = _bfd_elfcore_strndup (abfd, note->descdata + 104, 80); break; } @@ -109,7 +109,7 @@ elf32_sparc_merge_private_bfd_data (bfd *ibfd, bfd *obfd) return FALSE; } - return TRUE; + return _bfd_sparc_elf_merge_private_bfd_data (ibfd, obfd); } /* The final processing done just before writing out the object file. @@ -136,6 +136,11 @@ elf32_sparc_final_write_processing (bfd *abfd, elf_elfheader (abfd)->e_flags |= EF_SPARC_32PLUS | EF_SPARC_SUN_US1; break; case bfd_mach_sparc_v8plusb : + case bfd_mach_sparc_v8plusc : + case bfd_mach_sparc_v8plusd : + case bfd_mach_sparc_v8pluse : + case bfd_mach_sparc_v8plusv : + case bfd_mach_sparc_v8plusm : elf_elfheader (abfd)->e_machine = EM_SPARC32PLUS; elf_elfheader (abfd)->e_flags &=~ EF_SPARC_32PLUS_MASK; elf_elfheader (abfd)->e_flags |= EF_SPARC_32PLUS | EF_SPARC_SUN_US1 @@ -151,7 +156,9 @@ elf32_sparc_final_write_processing (bfd *abfd, } static enum elf_reloc_type_class -elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela) +elf32_sparc_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED, + const asection *rel_sec ATTRIBUTE_UNUSED, + const Elf_Internal_Rela *rela) { switch ((int) ELF32_R_TYPE (rela->r_info)) { @@ -166,9 +173,29 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela) } } -#define TARGET_BIG_SYM bfd_elf32_sparc_vec +/* Hook called by the linker routine which adds symbols from an object + file. */ + +static bfd_boolean +elf32_sparc_add_symbol_hook (bfd * abfd, + struct bfd_link_info * info, + Elf_Internal_Sym * sym, + const char ** namep ATTRIBUTE_UNUSED, + flagword * flagsp ATTRIBUTE_UNUSED, + asection ** secp ATTRIBUTE_UNUSED, + bfd_vma * valp ATTRIBUTE_UNUSED) +{ + if (ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC + && (abfd->flags & DYNAMIC) == 0 + && bfd_get_flavour (info->output_bfd) == bfd_target_elf_flavour) + elf_tdata (info->output_bfd)->has_gnu_symbols |= elf_gnu_symbol_ifunc; + return TRUE; +} + +#define TARGET_BIG_SYM sparc_elf32_vec #define TARGET_BIG_NAME "elf32-sparc" #define ELF_ARCH bfd_arch_sparc +#define ELF_TARGET_ID SPARC_ELF_DATA #define ELF_MACHINE_CODE EM_SPARC #define ELF_MACHINE_ALT1 EM_SPARC32PLUS #define ELF_MAXPAGESIZE 0x10000 @@ -183,6 +210,8 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela) #define elf_info_to_howto _bfd_sparc_elf_info_to_howto #define bfd_elf32_bfd_reloc_type_lookup _bfd_sparc_elf_reloc_type_lookup +#define bfd_elf32_bfd_reloc_name_lookup \ + _bfd_sparc_elf_reloc_name_lookup #define bfd_elf32_bfd_link_hash_table_create \ _bfd_sparc_elf_link_hash_table_create #define bfd_elf32_bfd_relax_section _bfd_sparc_elf_relax_section @@ -217,6 +246,42 @@ elf32_sparc_reloc_type_class (const Elf_Internal_Rela *rela) #define elf_backend_got_header_size 4 #define elf_backend_rela_normal 1 +#define elf_backend_add_symbol_hook elf32_sparc_add_symbol_hook + +#include "elf32-target.h" + +/* Solaris 2. */ + +#undef TARGET_BIG_SYM +#define TARGET_BIG_SYM sparc_elf32_sol2_vec +#undef TARGET_BIG_NAME +#define TARGET_BIG_NAME "elf32-sparc-sol2" + +#undef elf32_bed +#define elf32_bed elf32_sparc_sol2_bed + +/* The 32-bit static TLS arena size is rounded to the nearest 8-byte + boundary. */ +#undef elf_backend_static_tls_alignment +#define elf_backend_static_tls_alignment 8 + +#undef elf_backend_strtab_flags +#define elf_backend_strtab_flags SHF_STRINGS + +static bfd_boolean +elf32_sparc_copy_solaris_special_section_fields (const bfd *ibfd ATTRIBUTE_UNUSED, + bfd *obfd ATTRIBUTE_UNUSED, + const Elf_Internal_Shdr *isection ATTRIBUTE_UNUSED, + Elf_Internal_Shdr *osection ATTRIBUTE_UNUSED) +{ + /* PR 19938: FIXME: Need to add code for setting the sh_info + and sh_link fields of Solaris specific section types. */ + return FALSE; +} + +#undef elf_backend_copy_special_section_fields +#define elf_backend_copy_special_section_fields elf32_sparc_copy_solaris_special_section_fields + #include "elf32-target.h" /* A wrapper around _bfd_sparc_elf_link_hash_table_create that identifies @@ -248,38 +313,41 @@ elf32_sparc_vxworks_final_write_processing (bfd *abfd, bfd_boolean linker) elf_vxworks_final_write_processing (abfd, linker); } -#undef TARGET_BIG_SYM -#define TARGET_BIG_SYM bfd_elf32_sparc_vxworks_vec -#undef TARGET_BIG_NAME +#undef TARGET_BIG_SYM +#define TARGET_BIG_SYM sparc_elf32_vxworks_vec +#undef TARGET_BIG_NAME #define TARGET_BIG_NAME "elf32-sparc-vxworks" -#undef ELF_MINPAGESIZE +#undef ELF_MINPAGESIZE #define ELF_MINPAGESIZE 0x1000 #undef bfd_elf32_bfd_link_hash_table_create #define bfd_elf32_bfd_link_hash_table_create \ elf32_sparc_vxworks_link_hash_table_create -#undef elf_backend_want_got_plt +#undef elf_backend_want_got_plt #define elf_backend_want_got_plt 1 -#undef elf_backend_plt_readonly +#undef elf_backend_plt_readonly #define elf_backend_plt_readonly 1 -#undef elf_backend_got_header_size +#undef elf_backend_got_header_size #define elf_backend_got_header_size 12 -#undef elf_backend_add_symbol_hook +#undef elf_backend_add_symbol_hook #define elf_backend_add_symbol_hook \ elf_vxworks_add_symbol_hook -#undef elf_backend_link_output_symbol_hook +#undef elf_backend_link_output_symbol_hook #define elf_backend_link_output_symbol_hook \ elf_vxworks_link_output_symbol_hook -#undef elf_backend_emit_relocs +#undef elf_backend_emit_relocs #define elf_backend_emit_relocs \ elf_vxworks_emit_relocs -#undef elf_backend_final_write_processing +#undef elf_backend_final_write_processing #define elf_backend_final_write_processing \ elf32_sparc_vxworks_final_write_processing +#undef elf_backend_static_tls_alignment +#undef elf_backend_strtab_flags +#undef elf_backend_copy_special_section_fields -#undef elf32_bed +#undef elf32_bed #define elf32_bed sparc_elf_vxworks_bed #include "elf32-target.h"