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  1. /* M32C ELF support for BFD.
  2.    Copyright (C) 2004, 2010 Free Software Foundation, Inc.
  3.  
  4.    This file is part of BFD, the Binary File Descriptor library.
  5.  
  6.    This program is free software; you can redistribute it and/or modify
  7.    it under the terms of the GNU General Public License as published by
  8.    the Free Software Foundation; either version 3 of the License, or
  9.    (at your option) any later version.
  10.  
  11.    This program is distributed in the hope that it will be useful,
  12.    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14.    GNU General Public License for more details.
  15.  
  16.    You should have received a copy of the GNU General Public License
  17.    along with this program; if not, write to the Free Software Foundation,
  18.    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  19.  
  20. #ifndef _ELF_M32C_H
  21. #define _ELF_M32C_H
  22.  
  23. #include "elf/reloc-macros.h"
  24.  
  25.   /* Relocations.  */
  26.   START_RELOC_NUMBERS (elf_m32c_reloc_type)
  27.      RELOC_NUMBER (R_M32C_NONE, 0)
  28.      RELOC_NUMBER (R_M32C_16, 1)
  29.      RELOC_NUMBER (R_M32C_24, 2)
  30.      RELOC_NUMBER (R_M32C_32, 3)
  31.      RELOC_NUMBER (R_M32C_8_PCREL, 4)
  32.      RELOC_NUMBER (R_M32C_16_PCREL, 5)
  33.  
  34.     /* 8 bit unsigned address, used for dsp8[a0] etc */
  35.      RELOC_NUMBER (R_M32C_8, 6)
  36.     /* Bits 0..15 of an address, for SMOVF's A0, A1A0, etc. */
  37.      RELOC_NUMBER (R_M32C_LO16, 7)
  38.     /* Bits 16..23 of an address, for SMOVF's R1H etc. */
  39.      RELOC_NUMBER (R_M32C_HI8, 8)
  40.     /* Bits 16..31 of an address, for LDE's A1A0 etc. */
  41.      RELOC_NUMBER (R_M32C_HI16, 9)
  42.  
  43.     /* These are relocs we need when relaxing.  */
  44.     /* Marks various jump opcodes.  */
  45.      RELOC_NUMBER (R_M32C_RL_JUMP, 10)
  46.     /* Marks standard one-address form.  */
  47.      RELOC_NUMBER (R_M32C_RL_1ADDR, 11)
  48.     /* Marks standard two-address form.  */
  49.      RELOC_NUMBER (R_M32C_RL_2ADDR, 12)
  50.  
  51.      END_RELOC_NUMBERS (R_M32C_max)
  52.  
  53. #define EF_M32C_CPU_M16C        0x00000075      /* default */
  54. #define EF_M32C_CPU_M32C        0x00000078      /* m32c */
  55. #define EF_M32C_CPU_MASK        0x0000007F      /* specific cpu bits */
  56. #define EF_M32C_ALL_FLAGS       (EF_M32C_CPU_MASK)
  57.  
  58. /* Define the data & instruction memory discriminator.  In a linked
  59.    executable, an symbol should be deemed to point to an instruction
  60.    if ((address & M16C_INSN_MASK) == M16C_INSN_VALUE), and similarly
  61.    for the data space.  See also `ld/emulparams/elf32m32c.sh'.  */
  62. #define M32C_DATA_MASK   0xffc00000
  63. #define M32C_DATA_VALUE  0x00000000
  64. #define M32C_INSN_MASK   0xffc00000
  65. #define M32C_INSN_VALUE  0x00400000
  66.  
  67. #endif /* _ELF_M32C_H */
  68.