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a87b3269 | 1 | /* tc-ns32k.h -- Opcode table for National Semi 32k processor |
d57d82d7 DE |
2 | Copyright (C) 1987, 92, 93, 94, 95, 1997 Free Software Foundation, Inc. |
3 | ||
a39116f1 | 4 | This file is part of GAS, the GNU Assembler. |
d57d82d7 | 5 | |
a39116f1 RP |
6 | GAS 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 2, or (at your option) | |
9 | any later version. | |
d57d82d7 | 10 | |
a39116f1 RP |
11 | GAS 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. | |
d57d82d7 | 15 | |
a39116f1 | 16 | You should have received a copy of the GNU General Public License |
d57d82d7 DE |
17 | along with GAS; see the file COPYING. If not, write to the Free |
18 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
20 | ||
21 | #define TC_NS32K | |
22 | ||
23 | #define TARGET_BYTES_BIG_ENDIAN 0 | |
fecd2382 | 24 | |
d57d82d7 DE |
25 | #define TC_PCREL_ADJUST(F) md_pcrel_adjust(F) |
26 | ||
27 | #ifdef BFD_ASSEMBLER | |
28 | #define NO_RELOC BFD_RELOC_NONE | |
29 | ||
30 | #define TARGET_ARCH bfd_arch_ns32k | |
31 | ||
32 | #ifndef TARGET_FORMAT /* Maybe defined in te-*.h */ | |
33 | #define TARGET_FORMAT "a.out-pc532-mach" | |
34 | #endif | |
35 | #else | |
36 | #define NO_RELOC 0 | |
37 | #endif | |
38 | ||
39 | #define LOCAL_LABELS_FB 1 | |
40 | ||
41 | #include "bit_fix.h" | |
42 | ||
43 | #define tc_aout_pre_write_hook(x) {;} /* not used */ | |
44 | #define tc_crawl_symbol_chain(a) {;} /* not used */ | |
45 | #define tc_headers_hook(a) {;} /* not used */ | |
fecd2382 RP |
46 | |
47 | #ifdef SEQUENT_COMPATABILITY | |
48 | #define DEF_MODEC 20 | |
49 | #define DEF_MODEL 21 | |
50 | #endif | |
51 | ||
52 | #ifndef DEF_MODEC | |
53 | #define DEF_MODEC 20 | |
54 | #endif | |
55 | ||
56 | #ifndef DEF_MODEL | |
57 | #define DEF_MODEL 20 | |
58 | #endif | |
59 | ||
60 | #define MAX_ARGS 4 | |
61 | #define ARG_LEN 50 | |
62 | ||
d57d82d7 DE |
63 | #define TC_CONS_FIX_NEW cons_fix_new_ns32k |
64 | extern void fix_new_ns32k_exp PARAMS((fragS *frag, | |
65 | int where, | |
66 | int size, | |
67 | expressionS *exp, | |
68 | int pcrel, | |
69 | int im_disp, | |
70 | bit_fixS *bit_fixP, /* really bit_fixS */ | |
71 | int bsr, | |
72 | fragS *opcode_frag, | |
73 | unsigned int opcode_offset)); | |
74 | ||
75 | ||
76 | extern void fix_new_ns32k PARAMS ((fragS *frag, | |
77 | int where, | |
78 | int size, | |
79 | struct symbol *add_symbol, | |
80 | long offset, | |
81 | int pcrel, | |
82 | int im_disp, | |
83 | bit_fixS *bit_fixP, /* really bit_fixS */ | |
84 | int bsr, | |
85 | fragS *opcode_frag, | |
86 | unsigned int opcode_offset)); | |
87 | ||
88 | extern void cons_fix_new_ns32k PARAMS ((fragS *frag, | |
89 | int where, | |
90 | int size, | |
91 | expressionS *exp)); | |
92 | ||
93 | /* the NS32x32 has a non 0 nop instruction which should be used in aligns */ | |
94 | #define NOP_OPCODE 0xa2 | |
95 | ||
96 | #define md_operand(x) | |
97 | ||
98 | extern const struct relax_type md_relax_table[]; | |
99 | #define TC_GENERIC_RELAX_TABLE md_relax_table | |
100 | ||
fecd2382 | 101 | |
d57d82d7 DE |
102 | #define TC_FRAG_INIT(X) \ |
103 | do \ | |
104 | { \ | |
105 | frag_opcode_frag(X) = NULL; \ | |
106 | frag_opcode_offset(X) = 0; \ | |
107 | frag_bsr(X) = 0; \ | |
108 | } \ | |
109 | while(0) | |
fecd2382 | 110 | |
d57d82d7 DE |
111 | /* Accessor macros for things which may move around */ |
112 | #define frag_opcode_frag(X) (X)->fr_targ.fr_ns32k.fr_opcode_fragP | |
113 | #define frag_opcode_offset(X) (X)->fr_targ.fr_ns32k.fr_opcode_offset | |
114 | #define frag_bsr(X) (X)->fr_targ.fr_ns32k.fr_bsr | |
fecd2382 | 115 | |
d57d82d7 DE |
116 | #define TC_FIX_TYPE \ |
117 | struct \ | |
118 | { \ | |
119 | fragS *opcode_fragP; \ | |
120 | unsigned int opcode_offset; \ | |
121 | unsigned int bsr : 1; \ | |
122 | } | |
fecd2382 | 123 | |
d57d82d7 DE |
124 | /* Accessor macros for things which may move around. |
125 | See comments in write.h. */ | |
126 | #define fix_im_disp(X) (X)->fx_im_disp | |
127 | #define fix_bit_fixP(X) (X)->fx_bit_fixP | |
128 | #define fix_opcode_frag(X) (X)->tc_fix_data.opcode_fragP | |
129 | #define fix_opcode_offset(X) (X)->tc_fix_data.opcode_offset | |
130 | #define fix_bsr(X) (X)->tc_fix_data.bsr | |
fecd2382 | 131 | |
d57d82d7 DE |
132 | #define TC_INIT_FIX_DATA(X) \ |
133 | do \ | |
134 | { \ | |
135 | fix_opcode_frag(X) = NULL; \ | |
136 | fix_opcode_offset(X) = 0; \ | |
137 | fix_bsr(X) = 0; \ | |
138 | } \ | |
139 | while(0) | |
fecd2382 | 140 | |
d57d82d7 DE |
141 | #define TC_FIX_DATA_PRINT(FILE, FIXP) \ |
142 | do \ | |
143 | { \ | |
144 | fprintf((FILE), "opcode_frag=%ld, operand offset=%d, bsr=%d\n", \ | |
145 | (unsigned long) fix_opcode_frag (FIXP), \ | |
146 | fix_opcode_offset (FIXP), \ | |
147 | fix_bsr (FIXP)); \ | |
148 | } \ | |
149 | while(0) |