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252b5132 | 1 | /* MC68k ELF support for BFD. |
82704155 | 2 | Copyright (C) 1998-2019 Free Software Foundation, Inc. |
252b5132 RH |
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 | |
e4e42b45 | 8 | the Free Software Foundation; either version 3 of the License, or |
252b5132 RH |
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, | |
e172dbf8 | 18 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
252b5132 RH |
19 | |
20 | #ifndef _ELF_M68K_H | |
21 | #define _ELF_M68K_H | |
22 | ||
23 | #include "elf/reloc-macros.h" | |
24 | ||
25 | /* Relocation types. */ | |
26 | START_RELOC_NUMBERS (elf_m68k_reloc_type) | |
27 | RELOC_NUMBER (R_68K_NONE, 0) /* No reloc */ | |
28 | RELOC_NUMBER (R_68K_32, 1) /* Direct 32 bit */ | |
29 | RELOC_NUMBER (R_68K_16, 2) /* Direct 16 bit */ | |
30 | RELOC_NUMBER (R_68K_8, 3) /* Direct 8 bit */ | |
31 | RELOC_NUMBER (R_68K_PC32, 4) /* PC relative 32 bit */ | |
32 | RELOC_NUMBER (R_68K_PC16, 5) /* PC relative 16 bit */ | |
33 | RELOC_NUMBER (R_68K_PC8, 6) /* PC relative 8 bit */ | |
34 | RELOC_NUMBER (R_68K_GOT32, 7) /* 32 bit PC relative GOT entry */ | |
35 | RELOC_NUMBER (R_68K_GOT16, 8) /* 16 bit PC relative GOT entry */ | |
36 | RELOC_NUMBER (R_68K_GOT8, 9) /* 8 bit PC relative GOT entry */ | |
37 | RELOC_NUMBER (R_68K_GOT32O, 10) /* 32 bit GOT offset */ | |
38 | RELOC_NUMBER (R_68K_GOT16O, 11) /* 16 bit GOT offset */ | |
39 | RELOC_NUMBER (R_68K_GOT8O, 12) /* 8 bit GOT offset */ | |
40 | RELOC_NUMBER (R_68K_PLT32, 13) /* 32 bit PC relative PLT address */ | |
41 | RELOC_NUMBER (R_68K_PLT16, 14) /* 16 bit PC relative PLT address */ | |
42 | RELOC_NUMBER (R_68K_PLT8, 15) /* 8 bit PC relative PLT address */ | |
43 | RELOC_NUMBER (R_68K_PLT32O, 16) /* 32 bit PLT offset */ | |
44 | RELOC_NUMBER (R_68K_PLT16O, 17) /* 16 bit PLT offset */ | |
45 | RELOC_NUMBER (R_68K_PLT8O, 18) /* 8 bit PLT offset */ | |
46 | RELOC_NUMBER (R_68K_COPY, 19) /* Copy symbol at runtime */ | |
47 | RELOC_NUMBER (R_68K_GLOB_DAT, 20) /* Create GOT entry */ | |
48 | RELOC_NUMBER (R_68K_JMP_SLOT, 21) /* Create PLT entry */ | |
49 | RELOC_NUMBER (R_68K_RELATIVE, 22) /* Adjust by program base */ | |
50 | /* These are GNU extensions to enable C++ vtable garbage collection. */ | |
51 | RELOC_NUMBER (R_68K_GNU_VTINHERIT, 23) | |
52 | RELOC_NUMBER (R_68K_GNU_VTENTRY, 24) | |
cf869cce NC |
53 | /* TLS static relocations. */ |
54 | RELOC_NUMBER (R_68K_TLS_GD32, 25) | |
55 | RELOC_NUMBER (R_68K_TLS_GD16, 26) | |
56 | RELOC_NUMBER (R_68K_TLS_GD8, 27) | |
57 | RELOC_NUMBER (R_68K_TLS_LDM32, 28) | |
58 | RELOC_NUMBER (R_68K_TLS_LDM16, 29) | |
59 | RELOC_NUMBER (R_68K_TLS_LDM8, 30) | |
60 | RELOC_NUMBER (R_68K_TLS_LDO32, 31) | |
61 | RELOC_NUMBER (R_68K_TLS_LDO16, 32) | |
62 | RELOC_NUMBER (R_68K_TLS_LDO8, 33) | |
63 | RELOC_NUMBER (R_68K_TLS_IE32, 34) | |
64 | RELOC_NUMBER (R_68K_TLS_IE16, 35) | |
65 | RELOC_NUMBER (R_68K_TLS_IE8, 36) | |
66 | RELOC_NUMBER (R_68K_TLS_LE32, 37) | |
67 | RELOC_NUMBER (R_68K_TLS_LE16, 38) | |
68 | RELOC_NUMBER (R_68K_TLS_LE8, 39) | |
69 | RELOC_NUMBER (R_68K_TLS_DTPMOD32, 40) | |
70 | RELOC_NUMBER (R_68K_TLS_DTPREL32, 41) | |
71 | RELOC_NUMBER (R_68K_TLS_TPREL32, 42) | |
1b452ec6 | 72 | END_RELOC_NUMBERS (R_68K_max) |
252b5132 | 73 | |
425c6cb0 KH |
74 | /* We use the top 24 bits to encode information about the |
75 | architecture variant. */ | |
266abb8f NS |
76 | #define EF_M68K_CPU32 0x00810000 |
77 | #define EF_M68K_M68000 0x01000000 | |
78 | #define EF_M68K_CFV4E 0x00008000 | |
3bdcfdf4 KH |
79 | #define EF_M68K_FIDO 0x02000000 |
80 | #define EF_M68K_ARCH_MASK \ | |
81 | (EF_M68K_M68000 | EF_M68K_CPU32 | EF_M68K_CFV4E | EF_M68K_FIDO) | |
4b3aff1a | 82 | |
266abb8f | 83 | /* We use the bottom 8 bits to encode information about the |
425c6cb0 KH |
84 | coldfire variant. If we use any of these bits, the top 24 bits are |
85 | either 0 or EF_M68K_CFV4E. */ | |
c694fd50 KH |
86 | #define EF_M68K_CF_ISA_MASK 0x0F /* Which ISA */ |
87 | #define EF_M68K_CF_ISA_A_NODIV 0x01 /* ISA A except for div */ | |
88 | #define EF_M68K_CF_ISA_A 0x02 | |
89 | #define EF_M68K_CF_ISA_A_PLUS 0x03 | |
90 | #define EF_M68K_CF_ISA_B_NOUSP 0x04 /* ISA_B except for USP */ | |
91 | #define EF_M68K_CF_ISA_B 0x05 | |
92 | #define EF_M68K_CF_ISA_C 0x06 | |
8d100c32 | 93 | #define EF_M68K_CF_ISA_C_NODIV 0x07 /* ISA C except for div */ |
c694fd50 KH |
94 | #define EF_M68K_CF_MAC_MASK 0x30 |
95 | #define EF_M68K_CF_MAC 0x10 /* MAC */ | |
96 | #define EF_M68K_CF_EMAC 0x20 /* EMAC */ | |
97 | #define EF_M68K_CF_EMAC_B 0x30 /* EMAC_B */ | |
98 | #define EF_M68K_CF_FLOAT 0x40 /* Has float insns */ | |
266abb8f NS |
99 | #define EF_M68K_CF_MASK 0xFF |
100 | ||
4b3aff1a | 101 | #endif |