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3ad9ec6a ILT |
1 | /* This file is tc-m68k.h |
2 | ||
3 | Copyright (C) 1987-1992 Free Software Foundation, Inc. | |
e3fce8d2 | 4 | |
3ad9ec6a | 5 | This file is part of GAS, the GNU Assembler. |
e3fce8d2 | 6 | |
3ad9ec6a ILT |
7 | GAS 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 2, or (at your option) | |
10 | any later version. | |
e3fce8d2 | 11 | |
3ad9ec6a ILT |
12 | GAS 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. | |
e3fce8d2 | 16 | |
3ad9ec6a ILT |
17 | You should have received a copy of the GNU General Public License |
18 | along with GAS; see the file COPYING. If not, write to | |
19 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
20 | ||
fecd2382 RP |
21 | #define TC_M68K 1 |
22 | ||
e3fce8d2 KR |
23 | #ifdef OBJ_AOUT |
24 | #define TARGET_FORMAT "a.out-sunos-big" | |
25 | #endif | |
3ad9ec6a | 26 | |
dff60b7d ILT |
27 | #ifdef TE_LYNX |
28 | #define TARGET_FORMAT "coff-m68k-lynx" | |
29 | #endif | |
30 | ||
3ad9ec6a ILT |
31 | #define COFF_MAGIC MC68MAGIC |
32 | #define BFD_ARCH bfd_arch_m68k | |
33 | #define COFF_FLAGS F_AR32W | |
e3fce8d2 | 34 | #define TC_COUNT_RELOC(x) ((x)->fx_addsy||(x)->fx_subsy) |
3ad9ec6a ILT |
35 | |
36 | #define TC_COFF_FIX2RTYPE(fixP) tc_coff_fix2rtype(fixP) | |
37 | #define TC_COFF_SIZEMACHDEP(frag) tc_coff_sizemachdep(frag) | |
fecd2382 RP |
38 | #ifdef TE_SUN3 |
39 | /* This variable contains the value to write out at the beginning of | |
40 | the a.out file. The 2<<16 means that this is a 68020 file instead | |
41 | of an old-style 68000 file */ | |
42 | ||
43 | #define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE (2<<16|OMAGIC); /* Magic byte for file header */ | |
44 | #endif /* TE_SUN3 */ | |
e3fce8d2 KR |
45 | |
46 | #ifndef AOUT_MACHTYPE | |
dff60b7d ILT |
47 | #define AOUT_MACHTYPE m68k_aout_machtype |
48 | extern int m68k_aout_machtype; | |
e3fce8d2 KR |
49 | #endif |
50 | ||
51 | #define tc_crawl_symbol_chain(a) {;} /* not used */ | |
52 | #define tc_headers_hook(a) {;} /* not used */ | |
53 | #define tc_aout_pre_write_hook(x) {;} /* not used */ | |
54 | ||
55 | #define LISTING_WORD_SIZE 2 /* A word is 2 bytes */ | |
56 | #define LISTING_LHS_WIDTH 2 /* One word on the first line */ | |
57 | #define LISTING_LHS_WIDTH_SECOND 2 /* One word on the second line */ | |
58 | #define LISTING_LHS_CONT_LINES 4/* And 4 lines max */ | |
a39116f1 RP |
59 | #define LISTING_HEADER "68K GAS " |
60 | ||
61 | /* Copied from write.c */ | |
62 | #define M68K_AIM_KLUDGE(aim, this_state,this_type) \ | |
63 | if (aim==0 && this_state== 4) { /* hard encoded from tc-m68k.c */ \ | |
64 | aim=this_type->rlx_forward+1; /* Force relaxation into word mode */ \ | |
65 | } | |
fecd2382 | 66 | |
e3fce8d2 KR |
67 | #ifdef M68KCOFF |
68 | #define DOT_LABEL_PREFIX | |
69 | #define REGISTER_PREFIX '%' | |
70 | #else | |
71 | #define OPTIONAL_REGISTER_PREFIX '%' | |
72 | #endif | |
73 | ||
74 | #ifdef BFD_ASSEMBLER | |
75 | #define tc_frob_symbol(sym,punt) \ | |
76 | if (S_GET_SEGMENT (sym) == reg_section) punt = 1 | |
77 | #endif | |
78 | ||
79 | #define DIFF_EXPR_OK | |
fecd2382 RP |
80 | |
81 | /* end of tc-m68k.h */ |