sdcc/support/sdbinutils/include/elf/m32c.h

   1 /* M32C ELF support for BFD.
   2    Copyright (C) 2004-2022 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 */