source: trunk/libs/newlib/src/include/elf/m68k.h @ 668

Last change on this file since 668 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 4.3 KB
Line 
1/* MC68k ELF support for BFD.
2   Copyright 1998, 1999, 2000, 2002, 2005, 2006, 2007, 2009, 2010
3   Free Software Foundation, Inc.
4
5   This file is part of BFD, the Binary File Descriptor library.
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program; if not, write to the Free Software Foundation,
19   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
20
21#ifndef _ELF_M68K_H
22#define _ELF_M68K_H
23
24#include "elf/reloc-macros.h"
25
26/* Relocation types.  */
27START_RELOC_NUMBERS (elf_m68k_reloc_type)
28  RELOC_NUMBER (R_68K_NONE, 0)          /* No reloc */
29  RELOC_NUMBER (R_68K_32, 1)            /* Direct 32 bit  */
30  RELOC_NUMBER (R_68K_16, 2)            /* Direct 16 bit  */
31  RELOC_NUMBER (R_68K_8, 3)             /* Direct 8 bit  */
32  RELOC_NUMBER (R_68K_PC32, 4)          /* PC relative 32 bit */
33  RELOC_NUMBER (R_68K_PC16, 5)          /* PC relative 16 bit */
34  RELOC_NUMBER (R_68K_PC8, 6)           /* PC relative 8 bit */
35  RELOC_NUMBER (R_68K_GOT32, 7)         /* 32 bit PC relative GOT entry */
36  RELOC_NUMBER (R_68K_GOT16, 8)         /* 16 bit PC relative GOT entry */
37  RELOC_NUMBER (R_68K_GOT8, 9)          /* 8 bit PC relative GOT entry */
38  RELOC_NUMBER (R_68K_GOT32O, 10)       /* 32 bit GOT offset */
39  RELOC_NUMBER (R_68K_GOT16O, 11)       /* 16 bit GOT offset */
40  RELOC_NUMBER (R_68K_GOT8O, 12)        /* 8 bit GOT offset */
41  RELOC_NUMBER (R_68K_PLT32, 13)        /* 32 bit PC relative PLT address */
42  RELOC_NUMBER (R_68K_PLT16, 14)        /* 16 bit PC relative PLT address */
43  RELOC_NUMBER (R_68K_PLT8, 15)         /* 8 bit PC relative PLT address */
44  RELOC_NUMBER (R_68K_PLT32O, 16)       /* 32 bit PLT offset */
45  RELOC_NUMBER (R_68K_PLT16O, 17)       /* 16 bit PLT offset */
46  RELOC_NUMBER (R_68K_PLT8O, 18)        /* 8 bit PLT offset */
47  RELOC_NUMBER (R_68K_COPY, 19)         /* Copy symbol at runtime */
48  RELOC_NUMBER (R_68K_GLOB_DAT, 20)     /* Create GOT entry */
49  RELOC_NUMBER (R_68K_JMP_SLOT, 21)     /* Create PLT entry */
50  RELOC_NUMBER (R_68K_RELATIVE, 22)     /* Adjust by program base */
51  /* These are GNU extensions to enable C++ vtable garbage collection.  */
52  RELOC_NUMBER (R_68K_GNU_VTINHERIT, 23)
53  RELOC_NUMBER (R_68K_GNU_VTENTRY, 24)
54  /* TLS static relocations.  */
55  RELOC_NUMBER (R_68K_TLS_GD32, 25)
56  RELOC_NUMBER (R_68K_TLS_GD16, 26)
57  RELOC_NUMBER (R_68K_TLS_GD8, 27)
58  RELOC_NUMBER (R_68K_TLS_LDM32, 28)
59  RELOC_NUMBER (R_68K_TLS_LDM16, 29)
60  RELOC_NUMBER (R_68K_TLS_LDM8, 30)
61  RELOC_NUMBER (R_68K_TLS_LDO32, 31)
62  RELOC_NUMBER (R_68K_TLS_LDO16, 32)
63  RELOC_NUMBER (R_68K_TLS_LDO8, 33)
64  RELOC_NUMBER (R_68K_TLS_IE32, 34)
65  RELOC_NUMBER (R_68K_TLS_IE16, 35)
66  RELOC_NUMBER (R_68K_TLS_IE8, 36)
67  RELOC_NUMBER (R_68K_TLS_LE32, 37)
68  RELOC_NUMBER (R_68K_TLS_LE16, 38)
69  RELOC_NUMBER (R_68K_TLS_LE8, 39)
70  RELOC_NUMBER (R_68K_TLS_DTPMOD32, 40)
71  RELOC_NUMBER (R_68K_TLS_DTPREL32, 41)
72  RELOC_NUMBER (R_68K_TLS_TPREL32, 42)
73END_RELOC_NUMBERS (R_68K_max)
74
75/* We use the top 24 bits to encode information about the
76   architecture variant.  */
77#define EF_M68K_CPU32    0x00810000
78#define EF_M68K_M68000   0x01000000
79#define EF_M68K_CFV4E    0x00008000
80#define EF_M68K_FIDO     0x02000000
81#define EF_M68K_ARCH_MASK                                               \
82  (EF_M68K_M68000 | EF_M68K_CPU32 | EF_M68K_CFV4E | EF_M68K_FIDO)
83
84/* We use the bottom 8 bits to encode information about the
85   coldfire variant.  If we use any of these bits, the top 24 bits are
86   either 0 or EF_M68K_CFV4E.  */
87#define EF_M68K_CF_ISA_MASK     0x0F  /* Which ISA */
88#define EF_M68K_CF_ISA_A_NODIV  0x01  /* ISA A except for div */
89#define EF_M68K_CF_ISA_A        0x02
90#define EF_M68K_CF_ISA_A_PLUS   0x03
91#define EF_M68K_CF_ISA_B_NOUSP  0x04  /* ISA_B except for USP */
92#define EF_M68K_CF_ISA_B        0x05
93#define EF_M68K_CF_ISA_C        0x06
94#define EF_M68K_CF_ISA_C_NODIV  0x07  /* ISA C except for div */
95#define EF_M68K_CF_MAC_MASK     0x30
96#define EF_M68K_CF_MAC          0x10  /* MAC */
97#define EF_M68K_CF_EMAC         0x20  /* EMAC */
98#define EF_M68K_CF_EMAC_B       0x30  /* EMAC_B */
99#define EF_M68K_CF_FLOAT        0x40  /* Has float insns */
100#define EF_M68K_CF_MASK         0xFF
101     
102#endif
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