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Diffstat (limited to 'backends/arm_init.c')
-rw-r--r-- | backends/arm_init.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/backends/arm_init.c b/backends/arm_init.c new file mode 100644 index 00000000..3283c978 --- /dev/null +++ b/backends/arm_init.c @@ -0,0 +1,76 @@ +/* Initialization of Arm specific backend library. + Copyright (C) 2002, 2005, 2009, 2013, 2014 Red Hat, Inc. + This file is part of elfutils. + Written by Ulrich Drepper <drepper@redhat.com>, 2002. + + This file is free software; you can redistribute it and/or modify + it under the terms of either + + * 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 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> +#endif + +#define BACKEND arm_ +#define RELOC_PREFIX R_ARM_ +#include "libebl_CPU.h" + +/* This defines the common reloc hooks based on arm_reloc.def. */ +#include "common-reloc.c" + + +const char * +arm_init (elf, machine, eh, ehlen) + Elf *elf __attribute__ ((unused)); + GElf_Half machine __attribute__ ((unused)); + Ebl *eh; + size_t ehlen; +{ + /* Check whether the Elf_BH object has a sufficent size. */ + if (ehlen < sizeof (Ebl)) + return NULL; + + /* We handle it. */ + eh->name = "ARM"; + arm_init_reloc (eh); + HOOK (eh, segment_type_name); + HOOK (eh, section_type_name); + HOOK (eh, machine_flag_check); + HOOK (eh, reloc_simple_type); + HOOK (eh, register_info); + HOOK (eh, core_note); + HOOK (eh, auxv_info); + HOOK (eh, check_object_attribute); + HOOK (eh, return_value_location); + HOOK (eh, abi_cfi); + HOOK (eh, check_reloc_target_type); + + /* We only unwind the core integer registers. */ + eh->frame_nregs = 16; + HOOK (eh, set_initial_registers_tid); + + /* Bit zero encodes whether an function address is THUMB or ARM. */ + eh->func_addr_mask = ~(GElf_Addr)1; + + return MODVERSION; +} |