Commit | Line | Data |
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252b5132 | 1 | /* BFD back-end for Apollo 68000 COFF binaries. |
3db64b00 | 2 | Copyright 1990, 1991, 1992, 1993, 1994, 1999, 2000, 2001, 2002, 2003, |
aa820537 | 3 | 2005, 2007, 2008 Free Software Foundation, Inc. |
252b5132 RH |
4 | By Troy Rollo (troy@cbme.unsw.edu.au) |
5 | Based on m68k standard COFF version Written by Cygnus Support. | |
6 | ||
cd123cb7 | 7 | This file is part of BFD, the Binary File Descriptor library. |
252b5132 | 8 | |
cd123cb7 NC |
9 | This program is free software; you can redistribute it and/or modify |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 3 of the License, or | |
12 | (at your option) any later version. | |
252b5132 | 13 | |
cd123cb7 NC |
14 | This program is distributed in the hope that it will be useful, |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
252b5132 | 18 | |
cd123cb7 NC |
19 | You should have received a copy of the GNU General Public License |
20 | along with this program; if not, write to the Free Software | |
21 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
22 | MA 02110-1301, USA. */ | |
252b5132 | 23 | |
252b5132 | 24 | #include "sysdep.h" |
3db64b00 | 25 | #include "bfd.h" |
252b5132 RH |
26 | #include "libbfd.h" |
27 | #include "coff/apollo.h" | |
28 | #include "coff/internal.h" | |
29 | #include "libcoff.h" | |
30 | ||
31 | #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) | |
32 | ||
33 | #ifdef ONLY_DECLARE_RELOCS | |
34 | extern reloc_howto_type apollocoff_howto_table[]; | |
35 | #else | |
346ceb11 | 36 | reloc_howto_type apollocoff_howto_table[] = |
917583ad | 37 | { |
b34976b6 AM |
38 | HOWTO (R_RELBYTE, 0, 0, 8, FALSE, 0, complain_overflow_bitfield, 0, "8", TRUE, 0x000000ff,0x000000ff, FALSE), |
39 | HOWTO (R_RELWORD, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, 0, "16", TRUE, 0x0000ffff,0x0000ffff, FALSE), | |
40 | HOWTO (R_RELLONG, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "32", TRUE, 0xffffffff,0xffffffff, FALSE), | |
41 | HOWTO (R_PCRBYTE, 0, 0, 8, TRUE, 0, complain_overflow_signed, 0, "DISP8", TRUE, 0x000000ff,0x000000ff, FALSE), | |
42 | HOWTO (R_PCRWORD, 0, 1, 16, TRUE, 0, complain_overflow_signed, 0, "DISP16", TRUE, 0x0000ffff,0x0000ffff, FALSE), | |
43 | HOWTO (R_PCRLONG, 0, 2, 32, TRUE, 0, complain_overflow_signed, 0, "DISP32", TRUE, 0xffffffff,0xffffffff, FALSE), | |
44 | HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE, 0, complain_overflow_bitfield, 0, "-32", TRUE, 0xffffffff,0xffffffff, FALSE), | |
917583ad | 45 | }; |
252b5132 RH |
46 | #endif /* not ONLY_DECLARE_RELOCS */ |
47 | ||
48 | #ifndef BADMAG | |
49 | #define BADMAG(x) M68KBADMAG(x) | |
50 | #endif | |
51 | #define APOLLO_M68 1 /* Customize coffcode.h */ | |
52 | ||
917583ad NC |
53 | /* Turn a howto into a reloc number. */ |
54 | ||
55 | extern void apollo_rtype2howto PARAMS ((arelent *, int)); | |
56 | extern int apollo_howto2rtype PARAMS ((reloc_howto_type *)); | |
57 | #ifndef ONLY_DECLARE_RELOCS | |
252b5132 | 58 | |
252b5132 | 59 | void |
917583ad | 60 | apollo_rtype2howto (internal, relocentry) |
252b5132 RH |
61 | arelent *internal; |
62 | int relocentry; | |
63 | { | |
346ceb11 | 64 | switch (relocentry) |
917583ad NC |
65 | { |
66 | case R_RELBYTE: internal->howto = apollocoff_howto_table + 0; break; | |
67 | case R_RELWORD: internal->howto = apollocoff_howto_table + 1; break; | |
68 | case R_RELLONG: internal->howto = apollocoff_howto_table + 2; break; | |
69 | case R_PCRBYTE: internal->howto = apollocoff_howto_table + 3; break; | |
70 | case R_PCRWORD: internal->howto = apollocoff_howto_table + 4; break; | |
71 | case R_PCRLONG: internal->howto = apollocoff_howto_table + 5; break; | |
72 | case R_RELLONG_NEG: internal->howto = apollocoff_howto_table + 6; break; | |
73 | } | |
252b5132 RH |
74 | } |
75 | ||
346ceb11 | 76 | int |
252b5132 RH |
77 | apollo_howto2rtype (internal) |
78 | reloc_howto_type *internal; | |
79 | { | |
346ceb11 | 80 | if (internal->pc_relative) |
252b5132 | 81 | { |
917583ad NC |
82 | switch (internal->bitsize) |
83 | { | |
84 | case 32: return R_PCRLONG; | |
85 | case 16: return R_PCRWORD; | |
86 | case 8: return R_PCRBYTE; | |
87 | } | |
252b5132 | 88 | } |
252b5132 | 89 | else |
917583ad NC |
90 | { |
91 | switch (internal->bitsize) | |
92 | { | |
93 | case 32: return R_RELLONG; | |
94 | case 16: return R_RELWORD; | |
95 | case 8: return R_RELBYTE; | |
96 | } | |
97 | } | |
346ceb11 | 98 | return R_RELLONG; |
252b5132 RH |
99 | } |
100 | #endif /* not ONLY_DECLARE_RELOCS */ | |
101 | ||
102 | #define RTYPE2HOWTO(internal, relocentry) \ | |
917583ad | 103 | apollo_rtype2howto (internal, (relocentry)->r_type) |
252b5132 RH |
104 | |
105 | #define SELECT_RELOC(external, internal) \ | |
917583ad | 106 | external.r_type = apollo_howto2rtype (internal); |
252b5132 | 107 | |
2b5c217d NC |
108 | #define bfd_pe_print_pdata NULL |
109 | ||
252b5132 RH |
110 | #include "coffcode.h" |
111 | ||
c3c89269 NC |
112 | #ifndef TARGET_SYM |
113 | #define TARGET_SYM apollocoff_vec | |
252b5132 | 114 | #endif |
252b5132 | 115 | |
c3c89269 NC |
116 | #ifndef TARGET_NAME |
117 | #define TARGET_NAME "apollo-m68k" | |
118 | #endif | |
252b5132 | 119 | |
252b5132 | 120 | #ifdef NAMES_HAVE_UNDERSCORE |
3fa78519 | 121 | CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, 0, 0, '_', NULL, COFF_SWAP_TABLE) |
252b5132 | 122 | #else |
3fa78519 | 123 | CREATE_BIG_COFF_TARGET_VEC (TARGET_SYM, TARGET_NAME, 0, 0, 0, NULL, COFF_SWAP_TABLE) |
252b5132 | 124 | #endif |