include/elf/sh.h

   1 /* SH ELF support for BFD.
   2    Copyright (C) 1998, 2000 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef _ELF_SH_H
  21 #define _ELF_SH_H
  22
  23 /* Processor specific flags for the ELF header e_flags field.  */
  24
  25 #define EF_SH_MACH_MASK 0x1f
  26 #define EF_SH_UNKNOWN      0 /* For backwards compatibility.  */
  27 #define EF_SH1             1
  28 #define EF_SH2             2
  29 #define EF_SH3             3
  30 #define EF_SH_HAS_DSP(flags) ((flags) & 4)
  31 #define EF_SH_DSP          4
  32 #define EF_SH3_DSP         5
  33 #define EF_SH_HAS_FP(flags) ((flags) & 8)
  34 #define EF_SH3E            8
  35 #define EF_SH4             9
  36
  37 #define EF_SH_MERGE_MACH(mach1, mach2) \
  38   (((((mach1) == EF_SH3 || (mach1) == EF_SH_UNKNOWN) && (mach2) == EF_SH_DSP) \
  39     || ((mach1) == EF_SH_DSP \
  40         && ((mach2) == EF_SH3 || (mach2) == EF_SH_UNKNOWN))) \
  41    ? EF_SH3_DSP \
  42    : (((mach1) < EF_SH3 && (mach2) == EF_SH_UNKNOWN) \
  43       || ((mach2) < EF_SH3 && (mach1) == EF_SH_UNKNOWN)) \
  44    ? EF_SH3 \
  45    : (((mach1) == EF_SH3E && (mach2) == EF_SH_UNKNOWN) \
  46       || ((mach2) == EF_SH3E && (mach1) == EF_SH_UNKNOWN)) \
  47    ? EF_SH4 \
  48    : ((mach1) > (mach2) ? (mach1) : (mach2)))
  49
  50 #include "elf/reloc-macros.h"
  51
  52 /* Relocations.  */
  53 /* Relocations 25ff are GNU extensions.
  54    25..33 are used for relaxation and use the same constants as COFF uses.  */
  55 START_RELOC_NUMBERS (elf_sh_reloc_type)
  56   RELOC_NUMBER (R_SH_NONE, 0)
  57   RELOC_NUMBER (R_SH_DIR32, 1)
  58   RELOC_NUMBER (R_SH_REL32, 2)
  59   RELOC_NUMBER (R_SH_DIR8WPN, 3)
  60   RELOC_NUMBER (R_SH_IND12W, 4)
  61   RELOC_NUMBER (R_SH_DIR8WPL, 5)
  62   RELOC_NUMBER (R_SH_DIR8WPZ, 6)
  63   RELOC_NUMBER (R_SH_DIR8BP, 7)
  64   RELOC_NUMBER (R_SH_DIR8W, 8)
  65   RELOC_NUMBER (R_SH_DIR8L, 9)
  66   FAKE_RELOC (R_SH_FIRST_INVALID_RELOC, 10)
  67   FAKE_RELOC (R_SH_LAST_INVALID_RELOC, 24)
  68   RELOC_NUMBER (R_SH_SWITCH16, 25)
  69   RELOC_NUMBER (R_SH_SWITCH32, 26)
  70   RELOC_NUMBER (R_SH_USES, 27)
  71   RELOC_NUMBER (R_SH_COUNT, 28)
  72   RELOC_NUMBER (R_SH_ALIGN, 29)
  73   RELOC_NUMBER (R_SH_CODE, 30)
  74   RELOC_NUMBER (R_SH_DATA, 31)
  75   RELOC_NUMBER (R_SH_LABEL, 32)
  76   RELOC_NUMBER (R_SH_SWITCH8, 33)
  77   RELOC_NUMBER (R_SH_GNU_VTINHERIT, 34)
  78   RELOC_NUMBER (R_SH_GNU_VTENTRY, 35)
  79   RELOC_NUMBER (R_SH_LOOP_START, 36)
  80   RELOC_NUMBER (R_SH_LOOP_END, 37)
  81   EMPTY_RELOC (R_SH_max)
  82 END_RELOC_NUMBERS
  83
  84 #endif