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binutils-gdb/include/elf/riscv.h

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Add support for RISC-V architecture. bfd * Makefile.am: Add entries for riscv32-elf and riscv64-elf. * config.bdf: Likewise. * configure.ac: Likewise. * Makefile.in: Regenerate. * configure: Regenerate. * archures.c: Add bfd_riscv_arch. * reloc.c: Add riscv relocs. * targets.c: Add riscv_elf32_vec and riscv_elf64_vec. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * elf-bfd.h: Add RISCV_ELF_DATA to enum elf_target_id. * elfnn-riscv.c: New file. * elfxx-riscv.c: New file. * elfxx-riscv.h: New file. binutils* readelf.c (guess_is_rela): Add EM_RISCV. (get_machine_name): Likewise. (dump_relocations): Add support for riscv relocations. (get_machine_flags): Add support for riscv flags. (is_32bit_abs_reloc): Add R_RISCV_32. (is_64bit_abs_reloc): Add R_RISCV_64. (is_none_reloc): Add R_RISCV_NONE. * testsuite/binutils-all/objdump.exp (cpus_expected): Add riscv. Expect the debug_ranges test to fail. gas * Makefile.am: Add riscv files. * Makefile.in: Regenerate. * NEWS: Mention the support for this architecture. * configure.in: Define a default architecture. * configure: Regenerate. * configure.tgt: Add entries for riscv. * doc/as.texinfo: Likewise. * testsuite/gas/all/gas.exp: Expect the redef tests to fail. * testsuite/gas/elf/elf.exp: Expect the groupauto tests to fail. * config/tc-riscv.c: New file. * config/tc-riscv.h: New file. * doc/c-riscv.texi: New file. * testsuite/gas/riscv: New directory. * testsuite/gas/riscv/riscv.exp: New file. * testsuite/gas/riscv/t_insns.d: New file. * testsuite/gas/riscv/t_insns.s: New file. ld * Makefile.am: Add riscv files. * Makefile.in: Regenerate. * NEWS: Mention the support for this target. * configure.tgt: Add riscv entries. * emulparams/elf32lriscv-defs.sh: New file. * emulparams/elf32lriscv.sh: New file. * emulparams/elf64lriscv-defs.sh: New file. * emulparams/elf64lriscv.sh: New file. * emultempl/riscvelf.em: New file. opcodes * configure.ac: Add entry for bfd_riscv_arch. * configure: Regenerate. * disassemble.c (disassembler): Add support for riscv. (disassembler_usage): Likewise. * riscv-dis.c: New file. * riscv-opc.c: New file. include * dis-asm.h: Add prototypes for print_insn_riscv and print_riscv_disassembler_options. * elf/riscv.h: New file. * opcode/riscv-opc.h: New file. * opcode/riscv.h: New file.
2016-11-02 00:45:57 +08:00
/* RISC-V ELF support for BFD.
Copyright 2011-2016 Free Software Foundation, Inc.
Contributed by Andrew Waterman (andrew@sifive.com).
Based on MIPS ELF support for BFD, by Ian Lance Taylor.
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 3 of the License, or
(at your option) any later version.
This program 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 this program; see the file COPYING3. If not,
see <http://www.gnu.org/licenses/>. */
/* This file holds definitions specific to the RISCV ELF ABI. Note
that most of this is not actually implemented by BFD. */
#ifndef _ELF_RISCV_H
#define _ELF_RISCV_H
#include "elf/reloc-macros.h"
#include "libiberty.h"
/* Relocation types. */
START_RELOC_NUMBERS (elf_riscv_reloc_type)
/* Relocation types used by the dynamic linker. */
RELOC_NUMBER (R_RISCV_NONE, 0)
RELOC_NUMBER (R_RISCV_32, 1)
RELOC_NUMBER (R_RISCV_64, 2)
RELOC_NUMBER (R_RISCV_RELATIVE, 3)
RELOC_NUMBER (R_RISCV_COPY, 4)
RELOC_NUMBER (R_RISCV_JUMP_SLOT, 5)
RELOC_NUMBER (R_RISCV_TLS_DTPMOD32, 6)
RELOC_NUMBER (R_RISCV_TLS_DTPMOD64, 7)
RELOC_NUMBER (R_RISCV_TLS_DTPREL32, 8)
RELOC_NUMBER (R_RISCV_TLS_DTPREL64, 9)
RELOC_NUMBER (R_RISCV_TLS_TPREL32, 10)
RELOC_NUMBER (R_RISCV_TLS_TPREL64, 11)
/* Relocation types not used by the dynamic linker. */
RELOC_NUMBER (R_RISCV_BRANCH, 16)
RELOC_NUMBER (R_RISCV_JAL, 17)
RELOC_NUMBER (R_RISCV_CALL, 18)
RELOC_NUMBER (R_RISCV_CALL_PLT, 19)
RELOC_NUMBER (R_RISCV_GOT_HI20, 20)
RELOC_NUMBER (R_RISCV_TLS_GOT_HI20, 21)
RELOC_NUMBER (R_RISCV_TLS_GD_HI20, 22)
RELOC_NUMBER (R_RISCV_PCREL_HI20, 23)
RELOC_NUMBER (R_RISCV_PCREL_LO12_I, 24)
RELOC_NUMBER (R_RISCV_PCREL_LO12_S, 25)
RELOC_NUMBER (R_RISCV_HI20, 26)
RELOC_NUMBER (R_RISCV_LO12_I, 27)
RELOC_NUMBER (R_RISCV_LO12_S, 28)
RELOC_NUMBER (R_RISCV_TPREL_HI20, 29)
RELOC_NUMBER (R_RISCV_TPREL_LO12_I, 30)
RELOC_NUMBER (R_RISCV_TPREL_LO12_S, 31)
RELOC_NUMBER (R_RISCV_TPREL_ADD, 32)
RELOC_NUMBER (R_RISCV_ADD8, 33)
RELOC_NUMBER (R_RISCV_ADD16, 34)
RELOC_NUMBER (R_RISCV_ADD32, 35)
RELOC_NUMBER (R_RISCV_ADD64, 36)
RELOC_NUMBER (R_RISCV_SUB8, 37)
RELOC_NUMBER (R_RISCV_SUB16, 38)
RELOC_NUMBER (R_RISCV_SUB32, 39)
RELOC_NUMBER (R_RISCV_SUB64, 40)
RELOC_NUMBER (R_RISCV_GNU_VTINHERIT, 41)
RELOC_NUMBER (R_RISCV_GNU_VTENTRY, 42)
RELOC_NUMBER (R_RISCV_ALIGN, 43)
RELOC_NUMBER (R_RISCV_RVC_BRANCH, 44)
RELOC_NUMBER (R_RISCV_RVC_JUMP, 45)
RELOC_NUMBER (R_RISCV_RVC_LUI, 46)
RELOC_NUMBER (R_RISCV_GPREL_I, 47)
RELOC_NUMBER (R_RISCV_GPREL_S, 48)
END_RELOC_NUMBERS (R_RISCV_max)
/* Processor specific flags for the ELF header e_flags field. */
/* File may contain compressed instructions. */
#define EF_RISCV_RVC 0x0001
/* File uses the soft-float calling convention. */
#define EF_RISCV_SOFT_FLOAT 0x0002
#endif /* _ELF_RISCV_H */
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