diff options
Diffstat (limited to 'src/backends/aarch64_init.c')
-rw-r--r-- | src/backends/aarch64_init.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/backends/aarch64_init.c b/src/backends/aarch64_init.c new file mode 100644 index 00000000..b0fd17a7 --- /dev/null +++ b/src/backends/aarch64_init.c @@ -0,0 +1,69 @@ +/* Initialization of AArch64 specific backend library. + Copyright (C) 2013 Red Hat, Inc. + This file is part of elfutils. + + 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 aarch64_ +#define RELOC_PREFIX R_AARCH64_ +#include "libebl_CPU.h" + +/* This defines the common reloc hooks based on aarch64_reloc.def. */ +#include "common-reloc.c" + + +const char * +aarch64_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 = "AARCH64"; + aarch64_init_reloc (eh); + HOOK (eh, register_info); + HOOK (eh, core_note); + HOOK (eh, reloc_simple_type); + HOOK (eh, return_value_location); + HOOK (eh, check_special_symbol); + HOOK (eh, abi_cfi); + + /* X0-X30 (31 regs) + SP + 1 Reserved + ELR, 30 Reserved regs (34-43) + + V0-V31 (32 regs, least significant 64 bits only) + + ALT_FRAME_RETURN_COLUMN (used when LR isn't used) = 97 DWARF regs. */ + eh->frame_nregs = 97; + HOOK (eh, set_initial_registers_tid); + + return MODVERSION; +} |