xref: /openbsd-src/gnu/usr.bin/binutils-2.17/include/elf/m32c.h (revision 3d8817e467ea46cf4772788d6804dd293abfb01a)
1*3d8817e4Smiod /* M32C ELF support for BFD.
2*3d8817e4Smiod    Copyright (C) 2004 Free Software Foundation, Inc.
3*3d8817e4Smiod 
4*3d8817e4Smiod This file is part of BFD, the Binary File Descriptor library.
5*3d8817e4Smiod 
6*3d8817e4Smiod This program is free software; you can redistribute it and/or modify
7*3d8817e4Smiod it under the terms of the GNU General Public License as published by
8*3d8817e4Smiod the Free Software Foundation; either version 2 of the License, or
9*3d8817e4Smiod (at your option) any later version.
10*3d8817e4Smiod 
11*3d8817e4Smiod This program is distributed in the hope that it will be useful,
12*3d8817e4Smiod but WITHOUT ANY WARRANTY; without even the implied warranty of
13*3d8817e4Smiod MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14*3d8817e4Smiod GNU General Public License for more details.
15*3d8817e4Smiod 
16*3d8817e4Smiod You should have received a copy of the GNU General Public License
17*3d8817e4Smiod along with this program; if not, write to the Free Software Foundation, Inc.,
18*3d8817e4Smiod 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
19*3d8817e4Smiod 
20*3d8817e4Smiod #ifndef _ELF_M32C_H
21*3d8817e4Smiod #define _ELF_M32C_H
22*3d8817e4Smiod 
23*3d8817e4Smiod #include "elf/reloc-macros.h"
24*3d8817e4Smiod 
25*3d8817e4Smiod   /* Relocations.  */
26*3d8817e4Smiod   START_RELOC_NUMBERS (elf_m32c_reloc_type)
27*3d8817e4Smiod      RELOC_NUMBER (R_M32C_NONE, 0)
28*3d8817e4Smiod      RELOC_NUMBER (R_M32C_16, 1)
29*3d8817e4Smiod      RELOC_NUMBER (R_M32C_24, 2)
30*3d8817e4Smiod      RELOC_NUMBER (R_M32C_32, 3)
31*3d8817e4Smiod      RELOC_NUMBER (R_M32C_8_PCREL, 4)
32*3d8817e4Smiod      RELOC_NUMBER (R_M32C_16_PCREL, 5)
33*3d8817e4Smiod 
34*3d8817e4Smiod     /* 8 bit unsigned address, used for dsp8[a0] etc */
35*3d8817e4Smiod      RELOC_NUMBER (R_M32C_8, 6)
36*3d8817e4Smiod     /* Bits 0..15 of an address, for SMOVF's A0, A1A0, etc. */
37*3d8817e4Smiod      RELOC_NUMBER (R_M32C_LO16, 7)
38*3d8817e4Smiod     /* Bits 16..23 of an address, for SMOVF's R1H etc. */
39*3d8817e4Smiod      RELOC_NUMBER (R_M32C_HI8, 8)
40*3d8817e4Smiod     /* Bits 16..31 of an address, for LDE's A1A0 etc. */
41*3d8817e4Smiod      RELOC_NUMBER (R_M32C_HI16, 9)
42*3d8817e4Smiod 
43*3d8817e4Smiod     /* These are relocs we need when relaxing.  */
44*3d8817e4Smiod     /* Marks various jump opcodes.  */
45*3d8817e4Smiod      RELOC_NUMBER (R_M32C_RL_JUMP, 10)
46*3d8817e4Smiod     /* Marks standard one-address form.  */
47*3d8817e4Smiod      RELOC_NUMBER (R_M32C_RL_1ADDR, 11)
48*3d8817e4Smiod     /* Marks standard two-address form.  */
49*3d8817e4Smiod      RELOC_NUMBER (R_M32C_RL_2ADDR, 12)
50*3d8817e4Smiod 
51*3d8817e4Smiod      END_RELOC_NUMBERS (R_M32C_max)
52*3d8817e4Smiod 
53*3d8817e4Smiod #define EF_M32C_CPU_M16C	0x00000075      /* default */
54*3d8817e4Smiod #define EF_M32C_CPU_M32C        0x00000078      /* m32c */
55*3d8817e4Smiod #define EF_M32C_CPU_MASK	0x0000007F	/* specific cpu bits */
56*3d8817e4Smiod #define EF_M32C_ALL_FLAGS	(EF_M32C_CPU_MASK)
57*3d8817e4Smiod 
58*3d8817e4Smiod /* Define the data & instruction memory discriminator.  In a linked
59*3d8817e4Smiod    executable, an symbol should be deemed to point to an instruction
60*3d8817e4Smiod    if ((address & M16C_INSN_MASK) == M16C_INSN_VALUE), and similarly
61*3d8817e4Smiod    for the data space.  See also `ld/emulparams/elf32m32c.sh'.  */
62*3d8817e4Smiod #define M32C_DATA_MASK   0xffc00000
63*3d8817e4Smiod #define M32C_DATA_VALUE  0x00000000
64*3d8817e4Smiod #define M32C_INSN_MASK   0xffc00000
65*3d8817e4Smiod #define M32C_INSN_VALUE  0x00400000
66*3d8817e4Smiod 
67*3d8817e4Smiod #endif /* _ELF_M32C_H */
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