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/* Score ELF support for BFD.

   Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.

   Contributed by

   Brain.lin (brain.lin@sunplusct.com)

   Mei Ligang (ligang@sunnorth.com.cn)

   Pei-Lin Tsai (pltsai@sunplus.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,

   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */

#ifndef _ELF_SCORE_H

#define _ELF_SCORE_H

#include "elf/reloc-macros.h"

#define SCORE_SIMULATOR_ACTIVE  1

#define OPC_PTMASK              0xc0000000      /* Parity-bit Mask.  */

#define OPC16_PTMASK            0x00008000

/* The parity-bit denotes.  */

#define OPC_32                  0xc0000000      /* Denotes 32b instruction, (default).  */

#define OPC_16                  0x00000000      /* Denotes 16b instruction.  */

#define OPC_PE                  0x8000          /* Denotes parallel-execution instructions.  */

#define GP_DISP_LABEL           "_gp_disp"

/* Processor specific flags for the ELF header e_flags field:  */

#define EF_SCORE_MACH           0xffff0000      

#define EF_OMIT_PIC_FIXDD       0x0fff0000      

#define E_SCORE_MACH_SCORE3     0x00030000

#define E_SCORE_MACH_SCORE7     0x00070000

/* File contains position independent code.  */

#define EF_SCORE_PIC            0x80000000

/* Fix data dependency.  */

#define EF_SCORE_FIXDEP         0x40000000 

/* Defined and allocated common symbol.  Value is virtual address.  If

   relocated, alignment must be preserved.  */

#define SHN_SCORE_TEXT          (SHN_LORESERVE + 1)

#define SHN_SCORE_DATA          (SHN_LORESERVE + 2)

/* Small common symbol.  */

#define SHN_SCORE_SCOMMON       (SHN_LORESERVE + 3)

/* Processor specific section flags.  */

/* This section must be in the global data area.  */

#define SHF_SCORE_GPREL         0x10000000

/* This section should be merged.  */

#define SHF_SCORE_MERGE         0x20000000

/* This section contains address data of size implied by section

   element size.  */

#define SHF_SCORE_ADDR          0x40000000

/* This section contains string data.  */

#define SHF_SCORE_STRING                0x80000000

/* This section may not be stripped.  */

#define SHF_SCORE_NOSTRIP       0x08000000

/* This section is local to threads.  */

#define SHF_SCORE_LOCAL         0x04000000

/* Linker should generate implicit weak names for this section.  */

#define SHF_SCORE_NAMES         0x02000000

/* Section contais text/data which may be replicated in other sections.

   Linker should retain only one copy.  */

#define SHF_SCORE_NODUPES       0x01000000

/* Processor specific dynamic array tags.  */

/* Base address of the segment.  */

#define DT_SCORE_BASE_ADDRESS   0x70000001

/* Number of local global offset table entries.  */

#define DT_SCORE_LOCAL_GOTNO    0x70000002

/* Number of entries in the .dynsym section.  */

#define DT_SCORE_SYMTABNO       0x70000003

/* Index of first dynamic symbol in global offset table.  */

#define DT_SCORE_GOTSYM         0x70000004

/* Index of first external dynamic symbol not referenced locally.  */

#define DT_SCORE_UNREFEXTNO     0x70000005

/* Number of page table entries in global offset table.  */

#define DT_SCORE_HIPAGENO       0x70000006

/* Processor specific section types.  */

/* Relocation types.  */

START_RELOC_NUMBERS (elf_score_reloc_type)

  RELOC_NUMBER (R_SCORE_NONE,           0)

  RELOC_NUMBER (R_SCORE_HI16,           1)

  RELOC_NUMBER (R_SCORE_LO16,           2)

  RELOC_NUMBER (R_SCORE_BCMP,           3)

  RELOC_NUMBER (R_SCORE_24,             4)

  RELOC_NUMBER (R_SCORE_PC19,           5)

  RELOC_NUMBER (R_SCORE16_11,           6)

  RELOC_NUMBER (R_SCORE16_PC8,          7)

  RELOC_NUMBER (R_SCORE_ABS32,          8)

  RELOC_NUMBER (R_SCORE_ABS16,          9)

  RELOC_NUMBER (R_SCORE_DUMMY2,         10)

  RELOC_NUMBER (R_SCORE_GP15,           11)

  RELOC_NUMBER (R_SCORE_GNU_VTINHERIT,  12)

  RELOC_NUMBER (R_SCORE_GNU_VTENTRY,    13)

  RELOC_NUMBER (R_SCORE_GOT15,          14)

  RELOC_NUMBER (R_SCORE_GOT_LO16,       15)

  RELOC_NUMBER (R_SCORE_CALL15,         16)

  RELOC_NUMBER (R_SCORE_GPREL32,        17)

  RELOC_NUMBER (R_SCORE_REL32,          18)

  RELOC_NUMBER (R_SCORE_DUMMY_HI16,     19)

  RELOC_NUMBER (R_SCORE_IMM30,          20)

  RELOC_NUMBER (R_SCORE_IMM32,          21)

END_RELOC_NUMBERS (R_SCORE_max)

#endif /* _ELF_SCORE_H */