/* ARC ELF support for BFD.   Copyright (C) 1995-2026 Free Software Foundation, Inc.   Contributed by Doug Evans, (dje@cygnus.com)    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; if not, write to the Free Software   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,   MA 02110-1301, USA.  */ /* This file holds definitions specific to the ARC ELF ABI.  */ #ifndef _ELF_ARC_H#define _ELF_ARC_H #include "elf/reloc-macros.h" /* Relocations.  */ #define ARC_RELOC_HOWTO(TYPE, VALUE, SIZE, BITSIZE, RELOC_FUNCTION, OVERFLOW, FORMULA) \  RELOC_NUMBER(R_##TYPE, VALUE) START_RELOC_NUMBERS (elf_arc_reloc_type)#include "arc-reloc.def"END_RELOC_NUMBERS (R_ARC_max) #undef ARC_RELOC_HOWTO /* Processor specific flags for the ELF header e_flags field.  */ #define EF_ARC_MACH_MSK	 0x000000ff#define EF_ARC_OSABI_MSK 0x00000f00#define EF_ARC_ALL_MSK	 (EF_ARC_MACH_MSK | EF_ARC_OSABI_MSK) /* Various CPU types.  These numbers are exposed in the ELF header flags   (e_flags field), and so must never change.  */#define E_ARC_MACH_ARC600	0x00000002#define E_ARC_MACH_ARC601	0x00000004#define E_ARC_MACH_ARC700	0x00000003#define EF_ARC_CPU_ARCV2EM      0x00000005#define EF_ARC_CPU_ARCV2HS      0x00000006 /* ARC Linux specific ABIs.  */#define E_ARC_OSABI_ORIG	0x00000000   /* MUST be 0 for back-compat.  */#define E_ARC_OSABI_V2		0x00000200#define E_ARC_OSABI_V3		0x00000300#define E_ARC_OSABI_V4		0x00000400#define E_ARC_OSABI_CURRENT	E_ARC_OSABI_V4/* Leave bits 0xf0 alone in case we ever have more than 16 cpu types.  */ /* File contains position independent code.  */ #define EF_ARC_PIC 0x00000100 /* Additional section types.  */#define SHT_ARC_ATTRIBUTES     0x70000001	/* Section holds attributes.  */ /* ARC ABI object attributes.  */enum {  /* 0-3 are generic.  */  Tag_ARC_PCS_config = 4,  Tag_ARC_CPU_base,  Tag_ARC_CPU_variation,  Tag_ARC_CPU_name,  Tag_ARC_ABI_rf16,  Tag_ARC_ABI_osver,  Tag_ARC_ABI_sda,  Tag_ARC_ABI_pic,  Tag_ARC_ABI_tls,  Tag_ARC_ABI_enumsize,  Tag_ARC_ABI_exceptions,  Tag_ARC_ABI_double_size,  Tag_ARC_ISA_config,  Tag_ARC_ISA_apex,  Tag_ARC_ISA_mpy_option,  Tag_ARC_ATR_version = 20}; /* Values for the Tag_ARC_cpu_base attribute.  */#define TAG_CPU_NONE	  0#define TAG_CPU_ARC6xx	  1#define TAG_CPU_ARC7xx	  2#define TAG_CPU_ARCEM	  3#define TAG_CPU_ARCHS	  4 #endif /* _ELF_ARC_H */