diff options
Diffstat (limited to 'src/libebl/eblopenbackend.c')
| -rw-r--r-- | src/libebl/eblopenbackend.c | 88 |
1 files changed, 36 insertions, 52 deletions
diff --git a/src/libebl/eblopenbackend.c b/src/libebl/eblopenbackend.c index 542df629..3a22f53d 100644 --- a/src/libebl/eblopenbackend.c +++ b/src/libebl/eblopenbackend.c @@ -1,51 +1,30 @@ /* Generate ELF backend handle. - Copyright (C) 2000-2011 Red Hat, Inc. - This file is part of Red Hat elfutils. + Copyright (C) 2000-2014 Red Hat, Inc. + This file is part of elfutils. - Red Hat elfutils 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; version 2 of the License. + This file is free software; you can redistribute it and/or modify + it under the terms of either - Red Hat elfutils is distributed in the hope that it will be useful, but + * the GNU Lesser General Public License as published by the Free + Software Foundation; either version 3 of the License, or (at + your option) any later version + + or + + * the GNU General Public License as published by the Free + Software Foundation; either version 2 of the License, or (at + your option) any later version + + or both in parallel, as here. + + elfutils is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - You should have received a copy of the GNU General Public License along - with Red Hat elfutils; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. - - In addition, as a special exception, Red Hat, Inc. gives You the - additional right to link the code of Red Hat elfutils with code licensed - under any Open Source Initiative certified open source license - (http://www.opensource.org/licenses/index.php) which requires the - distribution of source code with any binary distribution and to - distribute linked combinations of the two. Non-GPL Code permitted under - this exception must only link to the code of Red Hat elfutils through - those well defined interfaces identified in the file named EXCEPTION - found in the source code files (the "Approved Interfaces"). The files - of Non-GPL Code may instantiate templates or use macros or inline - functions from the Approved Interfaces without causing the resulting - work to be covered by the GNU General Public License. Only Red Hat, - Inc. may make changes or additions to the list of Approved Interfaces. - Red Hat's grant of this exception is conditioned upon your not adding - any new exceptions. If you wish to add a new Approved Interface or - exception, please contact Red Hat. You must obey the GNU General Public - License in all respects for all of the Red Hat elfutils code and other - code used in conjunction with Red Hat elfutils except the Non-GPL Code - covered by this exception. If you modify this file, you may extend this - exception to your version of the file, but you are not obligated to do - so. If you do not wish to provide this exception without modification, - you must delete this exception statement from your version and license - this file solely under the GPL without exception. - - Red Hat elfutils is an included package of the Open Invention Network. - An included package of the Open Invention Network is a package for which - Open Invention Network licensees cross-license their patents. No patent - license is granted, either expressly or impliedly, by designation as an - included package. Should you wish to participate in the Open Invention - Network licensing program, please visit www.openinventionnetwork.com - <http://www.openinventionnetwork.com>. */ + You should have received copies of the GNU General Public License and + the GNU Lesser General Public License along with this program. If + not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H # include <config.h> @@ -84,6 +63,7 @@ static const struct { "x86_64", "elf_x86_64", "x86_64", 6, EM_X86_64, ELFCLASS64, ELFDATA2LSB }, { "ppc", "elf_ppc", "ppc", 3, EM_PPC, ELFCLASS32, ELFDATA2MSB }, { "ppc64", "elf_ppc64", "ppc64", 5, EM_PPC64, ELFCLASS64, ELFDATA2MSB }, + { "tilegx", "elf_tilegx", "tilegx", 6, EM_TILEGX, ELFCLASS64, ELFDATA2LSB }, // XXX class and machine fields need to be filled in for all archs. { "sh", "elf_sh", "sh", 2, EM_SH, 0, 0 }, { "arm", "ebl_arm", "arm", 3, EM_ARM, 0, 0 }, @@ -151,6 +131,7 @@ static const struct { "openrisc", "elf_openrisc", "openrisc", 8, EM_OPENRISC, 0, 0 }, { "arc", "elf_arc_a5", "arc_a5", 6, EM_ARC_A5, 0, 0 }, { "xtensa", "elf_xtensa", "xtensa", 6, EM_XTENSA, 0, 0 }, + { "aarch64", "elf_aarch64", "aarch64", 7, EM_AARCH64, ELFCLASS64, 0 }, }; #define nmachines (sizeof (machines) / sizeof (machines[0])) @@ -196,13 +177,8 @@ static bool default_object_note (const char *name, uint32_t type, uint32_t descsz, const char *desc); static bool default_debugscn_p (const char *name); static bool default_copy_reloc_p (int reloc); -#ifndef __APPLE__ static bool default_none_reloc_p (int reloc); static bool default_relative_reloc_p (int reloc); -#else -#define default_none_reloc_p default_copy_reloc_p -#define default_relative_reloc_p default_copy_reloc_p -#endif static bool default_check_special_symbol (Elf *elf, GElf_Ehdr *ehdr, const GElf_Sym *sym, const char *name, @@ -210,7 +186,7 @@ static bool default_check_special_symbol (Elf *elf, GElf_Ehdr *ehdr, static bool default_check_st_other_bits (unsigned char st_other); static bool default_check_special_section (Ebl *, int, const GElf_Shdr *, const char *); -static bool default_bss_plt_p (Elf *elf, GElf_Ehdr *ehdr); +static bool default_bss_plt_p (Elf *elf); static int default_return_value_location (Dwarf_Die *functypedie, const Dwarf_Op **locops); static ssize_t default_register_info (Ebl *ebl, @@ -224,6 +200,7 @@ static bool default_check_object_attribute (Ebl *ebl, const char *vendor, int tag, uint64_t value, const char **tag_name, const char **value_name); +static bool default_check_reloc_target_type (Ebl *ebl, Elf64_Word sh_type); static int default_abi_cfi (Ebl *ebl, Dwarf_CIE *abi_info); @@ -265,6 +242,7 @@ fill_defaults (Ebl *result) result->register_info = default_register_info; result->syscall_abi = default_syscall_abi; result->check_object_attribute = default_check_object_attribute; + result->check_reloc_target_type = default_check_reloc_target_type; result->disasm = NULL; result->abi_cfi = default_abi_cfi; result->destr = default_destr; @@ -672,6 +650,8 @@ default_debugscn_p (const char *name) ".debug_types", /* GDB DWARF 4 extension */ ".gdb_index", + /* GNU/DWARF 5 extension/proposal */ + ".debug_macro", /* SGI/MIPS DWARF 2 extensions */ ".debug_weaknames", ".debug_funcnames", @@ -692,10 +672,8 @@ default_copy_reloc_p (int reloc __attribute__ ((unused))) { return false; } -#ifndef __APPLE__ strong_alias (default_copy_reloc_p, default_none_reloc_p) strong_alias (default_copy_reloc_p, default_relative_reloc_p) -#endif static bool default_check_special_symbol (Elf *elf __attribute__ ((unused)), @@ -715,8 +693,7 @@ default_check_st_other_bits (unsigned char st_other __attribute__ ((unused))) static bool -default_bss_plt_p (Elf *elf __attribute__ ((unused)), - GElf_Ehdr *ehdr __attribute__ ((unused))) +default_bss_plt_p (Elf *elf __attribute__ ((unused))) { return false; } @@ -771,9 +748,16 @@ default_check_object_attribute (Ebl *ebl __attribute__ ((unused)), return false; } +static bool +default_check_reloc_target_type (Ebl *ebl __attribute__ ((unused)), + Elf64_Word sh_type __attribute__ ((unused))) +{ + return false; +} + static int default_abi_cfi (Ebl *ebl __attribute__ ((unused)), Dwarf_CIE *abi_info __attribute__ ((unused))) { - return 0; + return -1; } |