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77 lines
2.3 KiB
77 lines
2.3 KiB
/* Initialization of RISC-V specific backend library. |
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This file is part of elfutils. |
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This file is free software; you can redistribute it and/or modify |
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it under the terms of either |
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* the GNU Lesser General Public License as published by the Free |
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Software Foundation; either version 3 of the License, or (at |
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your option) any later version |
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or |
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* the GNU General Public License as published by the Free |
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Software Foundation; either version 2 of the License, or (at |
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your option) any later version |
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or both in parallel, as here. |
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elfutils is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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You should have received copies of the GNU General Public License and |
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the GNU Lesser General Public License along with this program. If |
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not, see <http://www.gnu.org/licenses/>. */ |
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#ifdef HAVE_CONFIG_H |
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# include <config.h> |
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#endif |
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#define BACKEND riscv_ |
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#define RELOC_PREFIX R_RISCV_ |
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#include "libebl_CPU.h" |
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#include "libelfP.h" |
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/* This defines the common reloc hooks based on riscv_reloc.def. */ |
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#include "common-reloc.c" |
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extern __typeof (EBLHOOK (return_value_location)) |
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riscv_return_value_location_lp64d attribute_hidden; |
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extern __typeof (EBLHOOK (core_note)) riscv64_core_note attribute_hidden; |
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const char * |
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riscv_init (Elf *elf, |
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GElf_Half machine __attribute__ ((unused)), |
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Ebl *eh, |
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size_t ehlen) |
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{ |
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/* Check whether the Elf_BH object has a sufficent size. */ |
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if (ehlen < sizeof (Ebl)) |
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return NULL; |
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/* We handle it. */ |
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eh->name = "RISC-V"; |
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riscv_init_reloc (eh); |
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HOOK (eh, reloc_simple_type); |
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HOOK (eh, register_info); |
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HOOK (eh, abi_cfi); |
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/* gcc/config/ #define DWARF_FRAME_REGISTERS. */ |
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eh->frame_nregs = 66; |
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HOOK (eh, check_special_symbol); |
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HOOK (eh, machine_flag_check); |
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HOOK (eh, set_initial_registers_tid); |
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if (eh->class == ELFCLASS64) |
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eh->core_note = riscv64_core_note; |
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else |
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HOOK (eh, core_note); |
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if (eh->class == ELFCLASS64 |
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&& ((elf->state.elf64.ehdr->e_flags & EF_RISCV_FLOAT_ABI) |
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== EF_RISCV_FLOAT_ABI_DOUBLE)) |
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eh->return_value_location = riscv_return_value_location_lp64d; |
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return MODVERSION; |
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}
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