mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-18 10:35:55 +00:00
89 lines
2.8 KiB
C
89 lines
2.8 KiB
C
/* Xtensa ELF support for BFD.
|
|
Copyright 2003 Free Software Foundation, Inc.
|
|
Contributed by Bob Wilson (bwilson@tensilica.com) at Tensilica.
|
|
|
|
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 2 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; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
|
|
USA. */
|
|
|
|
/* This file holds definitions specific to the Xtensa ELF ABI. */
|
|
|
|
#ifndef _ELF_XTENSA_H
|
|
#define _ELF_XTENSA_H
|
|
|
|
#include "elf/reloc-macros.h"
|
|
|
|
/* Relocations. */
|
|
START_RELOC_NUMBERS (elf_xtensa_reloc_type)
|
|
RELOC_NUMBER (R_XTENSA_NONE, 0)
|
|
RELOC_NUMBER (R_XTENSA_32, 1)
|
|
RELOC_NUMBER (R_XTENSA_RTLD, 2)
|
|
RELOC_NUMBER (R_XTENSA_GLOB_DAT, 3)
|
|
RELOC_NUMBER (R_XTENSA_JMP_SLOT, 4)
|
|
RELOC_NUMBER (R_XTENSA_RELATIVE, 5)
|
|
RELOC_NUMBER (R_XTENSA_PLT, 6)
|
|
RELOC_NUMBER (R_XTENSA_OP0, 8)
|
|
RELOC_NUMBER (R_XTENSA_OP1, 9)
|
|
RELOC_NUMBER (R_XTENSA_OP2, 10)
|
|
RELOC_NUMBER (R_XTENSA_ASM_EXPAND, 11)
|
|
RELOC_NUMBER (R_XTENSA_ASM_SIMPLIFY, 12)
|
|
RELOC_NUMBER (R_XTENSA_GNU_VTINHERIT, 15)
|
|
RELOC_NUMBER (R_XTENSA_GNU_VTENTRY, 16)
|
|
END_RELOC_NUMBERS (R_XTENSA_max)
|
|
|
|
/* Processor-specific flags for the ELF header e_flags field. */
|
|
|
|
/* Four-bit Xtensa machine type field. */
|
|
#define EF_XTENSA_MACH 0x0000000f
|
|
|
|
/* Various CPU types. */
|
|
#define E_XTENSA_MACH 0x00000000
|
|
|
|
/* Leave bits 0xf0 alone in case we ever have more than 16 cpu types.
|
|
Highly unlikely, but what the heck. */
|
|
|
|
#define EF_XTENSA_XT_INSN 0x00000100
|
|
#define EF_XTENSA_XT_LIT 0x00000200
|
|
|
|
|
|
/* Processor-specific dynamic array tags. */
|
|
|
|
/* Offset of the table that records the GOT location(s). */
|
|
#define DT_XTENSA_GOT_LOC_OFF 0x70000000
|
|
|
|
/* Number of entries in the GOT location table. */
|
|
#define DT_XTENSA_GOT_LOC_SZ 0x70000001
|
|
|
|
|
|
/* Definitions for instruction and literal property tables. The
|
|
tables for ".gnu.linkonce.*" sections are placed in the following
|
|
sections:
|
|
|
|
instruction tables: .gnu.linkonce.x.*
|
|
literal tables: .gnu.linkonce.p.*
|
|
*/
|
|
|
|
#define XTENSA_INSN_SEC_NAME ".xt.insn"
|
|
#define XTENSA_LIT_SEC_NAME ".xt.lit"
|
|
|
|
typedef struct property_table_entry_t
|
|
{
|
|
bfd_vma address;
|
|
bfd_vma size;
|
|
} property_table_entry;
|
|
|
|
#endif /* _ELF_XTENSA_H */
|