1 /* M32C ELF support for BFD.
2    Copyright (C) 2004-2016 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