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/* TI C6X ELF support for BFD.
Copyright (C) 2010-2021 Free Software Foundation, Inc.
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. */
#ifndef _ELF_TIC6X_H
#define _ELF_TIC6X_H
#include "elf/reloc-macros.h"
/* Relocation types. */
START_RELOC_NUMBERS (elf_tic6x_reloc_type)
RELOC_NUMBER (R_C6000_NONE, 0)
RELOC_NUMBER (R_C6000_ABS32, 1)
RELOC_NUMBER (R_C6000_ABS16, 2)
RELOC_NUMBER (R_C6000_ABS8, 3)
RELOC_NUMBER (R_C6000_PCR_S21, 4)
RELOC_NUMBER (R_C6000_PCR_S12, 5)
RELOC_NUMBER (R_C6000_PCR_S10, 6)
RELOC_NUMBER (R_C6000_PCR_S7, 7)
RELOC_NUMBER (R_C6000_ABS_S16, 8)
RELOC_NUMBER (R_C6000_ABS_L16, 9)
RELOC_NUMBER (R_C6000_ABS_H16, 10)
RELOC_NUMBER (R_C6000_SBR_U15_B, 11)
RELOC_NUMBER (R_C6000_SBR_U15_H, 12)
RELOC_NUMBER (R_C6000_SBR_U15_W, 13)
RELOC_NUMBER (R_C6000_SBR_S16, 14)
RELOC_NUMBER (R_C6000_SBR_L16_B, 15)
RELOC_NUMBER (R_C6000_SBR_L16_H, 16)
RELOC_NUMBER (R_C6000_SBR_L16_W, 17)
RELOC_NUMBER (R_C6000_SBR_H16_B, 18)
RELOC_NUMBER (R_C6000_SBR_H16_H, 19)
RELOC_NUMBER (R_C6000_SBR_H16_W, 20)
RELOC_NUMBER (R_C6000_SBR_GOT_U15_W, 21)
RELOC_NUMBER (R_C6000_SBR_GOT_L16_W, 22)
RELOC_NUMBER (R_C6000_SBR_GOT_H16_W, 23)
RELOC_NUMBER (R_C6000_DSBT_INDEX, 24)
RELOC_NUMBER (R_C6000_PREL31, 25)
RELOC_NUMBER (R_C6000_COPY, 26)
RELOC_NUMBER (R_C6000_JUMP_SLOT, 27)
RELOC_NUMBER (R_C6000_EHTYPE, 28)
RELOC_NUMBER (R_C6000_PCR_H16, 29)
RELOC_NUMBER (R_C6000_PCR_L16, 30)
RELOC_NUMBER (R_C6000_ALIGN, 253)
RELOC_NUMBER (R_C6000_FPHEAD, 254)
RELOC_NUMBER (R_C6000_NOCMP, 255)
END_RELOC_NUMBERS (R_TIC6X_max)
/* Processor-specific flags. */
/* File contains static relocation information. */
#define EF_C6000_REL 0x1
/* Processor-specific section types. */
/* Unwind function table for stack unwinding. */
#define SHT_C6000_UNWIND 0x70000001
/* DLL dynamic linking pre-emption map. */
#define SHT_C6000_PREEMPTMAP 0x70000002
/* Object file compatibility attributes. */
#define SHT_C6000_ATTRIBUTES 0x70000003
/* Intermediate code for link-time optimization. */
#define SHT_TI_ICODE 0x7F000000
/* Symbolic cross reference information. */
#define SHT_TI_XREF 0x7F000001
/* Reserved. */
#define SHT_TI_HANDLER 0x7F000002
/* Compressed data for initializing C variables. */
#define SHT_TI_INITINFO 0x7F000003
/* Extended program header attributes. */
#define SHT_TI_PHATTRS 0x7F000004
/* Processor specific section indices. These sections do not actually
exist. Symbols with a st_shndx field corresponding to one of these
values have a special meaning. */
/* Small data area common symbol. */
#define SHN_TIC6X_SCOMMON SHN_LORESERVE
/* Processor-specific segment types. */
/* Extended Segment Attributes. */
#define PT_C6000_PHATTR 0x70000000
/* Processor-specific dynamic tags. */
/* Undocumented. */
#define DT_C6000_GSYM_OFFSET 0x6000000D
/* Undocumented. */
#define DT_C6000_GSTR_OFFSET 0x6000000F
/* Statically linked base address of data segment. */
#define DT_C6000_DSBT_BASE 0x70000000
/* Number of entries in this module's DSBT. */
#define DT_C6000_DSBT_SIZE 0x70000001
/* Undocumented. */
#define DT_C6000_PREEMPTMAP 0x70000002
/* The hard-coded DSBT index for this module, if any. */
#define DT_C6000_DSBT_INDEX 0x70000003
/* Extended program header attributes. */
/* Terminate a segment. */
#define PHA_NULL 0x0
/* Segment's address bound to the final address. */
#define PHA_BOUND 0x1
/* Segment cannot be further relocated. */
#define PHA_READONLY 0x2
/* Build attributes. */
enum
{
#define TAG(tag, value) tag = value,
#include "elf/tic6x-attrs.h"
#undef TAG
Tag_C6XABI_last
};
/* Values for Tag_ISA. GNU-specific names; the ABI does not specify
names for these values. */
enum
{
C6XABI_Tag_ISA_none = 0,
C6XABI_Tag_ISA_C62X = 1,
C6XABI_Tag_ISA_C67X = 3,
C6XABI_Tag_ISA_C67XP = 4,
C6XABI_Tag_ISA_C64X = 6,
C6XABI_Tag_ISA_C64XP = 7,
C6XABI_Tag_ISA_C674X = 8
};
/* Special section names. */
#define ELF_STRING_C6000_unwind ".c6xabi.exidx"
#define ELF_STRING_C6000_unwind_info ".c6xabi.extab"
#define ELF_STRING_C6000_unwind_once ".gnu.linkonce.c6xabi.exidx."
#define ELF_STRING_C6000_unwind_info_once ".gnu.linkonce.c6xabi.extab."
#endif /* _ELF_TIC6X_H */
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