1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
|
/* MIPS `ECOFF' symbol table external format.
Copyright 1992 Free Software Foundation.
Contributed by Cygnus Support. Written by John Gilmore.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* ECOFF uses COFF-like section structures, but its own symbol format.
This file defines the symbol format in fields whose size and alignment
will not vary on different host systems. The bfd module coff-msym.c
converts between external and internal forms of this information,
deals with byte order issues, etc. */
/* File header as a set of bytes */
struct hdr_ext {
char h_magic[2];
char h_vstamp[2];
char h_ilineMax[4];
char h_cbLine[4];
char h_cbLineOffset[4];
char h_idnMax[4];
char h_cbDnOffset[4];
char h_ipdMax[4];
char h_cbPdOffset[4];
char h_isymMax[4];
char h_cbSymOffset[4];
char h_ioptMax[4];
char h_cbOptOffset[4];
char h_iauxMax[4];
char h_cbAuxOffset[4];
char h_issMax[4];
char h_cbSsOffset[4];
char h_issExtMax[4];
char h_cbSsExtOffset[4];
char h_ifdMax[4];
char h_cbFdOffset[4];
char h_crfd[4];
char h_cbRfdOffset[4];
char h_iextMax[4];
char h_cbExtOffset[4];
};
/* File descriptor external record */
struct fdr_ext {
char f_adr[4];
char f_rss[4];
char f_issBase[4];
char f_cbSs[4];
char f_isymBase[4];
char f_csym[4];
char f_ilineBase[4];
char f_cline[4];
char f_ioptBase[4];
char f_copt[4];
char f_ipdFirst[2];
char f_cpd[2];
char f_iauxBase[4];
char f_caux[4];
char f_rfdBase[4];
char f_crfd[4];
char f_bits1[1];
char f_bits2[3];
char f_cbLineOffset[4];
char f_cbLine[4];
};
#define FDR_BITS1_LANG_BIG 0xF8
#define FDR_BITS1_LANG_SH_BIG 3
#define FDR_BITS1_LANG_LITTLE 0x1F
#define FDR_BITS1_LANG_SH_LITTLE 0
#define FDR_BITS1_FMERGE_BIG 0x04
#define FDR_BITS1_FMERGE_LITTLE 0x20
#define FDR_BITS1_FREADIN_BIG 0x02
#define FDR_BITS1_FREADIN_LITTLE 0x40
#define FDR_BITS1_FBIGENDIAN_BIG 0x01
#define FDR_BITS1_FBIGENDIAN_LITTLE 0x80
#define FDR_BITS2_GLEVEL_BIG 0xC0
#define FDR_BITS2_GLEVEL_SH_BIG 6
#define FDR_BITS2_GLEVEL_LITTLE 0x03
#define FDR_BITS2_GLEVEL_SH_LITTLE 0
/* We ignore the `reserved' field in bits2. */
/* Procedure descriptor external record */
struct pdr_ext {
char p_adr[4];
char p_isym[4];
char p_iline[4];
char p_regmask[4];
char p_regoffset[4];
char p_iopt[4];
char p_fregmask[4];
char p_fregoffset[4];
char p_frameoffset[4];
char p_framereg[2];
char p_pcreg[2];
char p_lnLow[4];
char p_lnHigh[4];
char p_cbLineOffset[4];
};
/* Line numbers */
struct line_ext {
char l_line[4];
};
/* Symbol external record */
struct sym_ext {
char s_iss[4];
char s_value[4];
char s_bits1[1];
char s_bits2[1];
char s_bits3[1];
char s_bits4[1];
};
#define SYM_BITS1_ST_BIG 0xFC
#define SYM_BITS1_ST_SH_BIG 2
#define SYM_BITS1_ST_LITTLE 0x3F
#define SYM_BITS1_ST_SH_LITTLE 0
#define SYM_BITS1_SC_BIG 0x03
#define SYM_BITS1_SC_SH_LEFT_BIG 3
#define SYM_BITS1_SC_LITTLE 0xC0
#define SYM_BITS1_SC_SH_LITTLE 6
#define SYM_BITS2_SC_BIG 0xE0
#define SYM_BITS2_SC_SH_BIG 5
#define SYM_BITS2_SC_LITTLE 0x07
#define SYM_BITS2_SC_SH_LEFT_LITTLE 2
#define SYM_BITS2_RESERVED_BIG 0x10
#define SYM_BITS2_RESERVED_LITTLE 0x08
#define SYM_BITS2_INDEX_BIG 0x0F
#define SYM_BITS2_INDEX_SH_LEFT_BIG 16
#define SYM_BITS2_INDEX_LITTLE 0xF0
#define SYM_BITS2_INDEX_SH_LITTLE 4
#define SYM_BITS3_INDEX_SH_LEFT_BIG 8
#define SYM_BITS3_INDEX_SH_LEFT_LITTLE 4
#define SYM_BITS4_INDEX_SH_LEFT_BIG 0
#define SYM_BITS4_INDEX_SH_LEFT_LITTLE 12
/* External symbol external record */
struct ext_ext {
char es_bits1[1];
char es_bits2[1];
char es_ifd[2];
struct sym_ext es_asym;
};
#define EXT_BITS1_JMPTBL_BIG 0x80
#define EXT_BITS1_JMPTBL_LITTLE 0x01
#define EXT_BITS1_COBOL_MAIN_BIG 0x40
#define EXT_BITS1_COBOL_MAIN_LITTLE 0x02
#define EXT_BITS1_WEAKEXT_BIG 0x20
#define EXT_BITS1_WEAKEXT_LITTLE 0x04
/* Type information external record */
struct tir_ext {
char t_bits1[1];
char t_tq45[1];
char t_tq01[1];
char t_tq23[1];
};
#define TIR_BITS1_FBITFIELD_BIG 0x80
#define TIR_BITS1_FBITFIELD_LITTLE 0x01
#define TIR_BITS1_CONTINUED_BIG 0x40
#define TIR_BITS1_CONTINUED_LITTLE 0x02
#define TIR_BITS1_BT_BIG 0x3F
#define TIR_BITS1_BT_SH_BIG 0
#define TIR_BITS1_BT_LITTLE 0xFC
#define TIR_BITS1_BT_SH_LITTLE 2
#define TIR_BITS_TQ4_BIG 0xF0
#define TIR_BITS_TQ4_SH_BIG 4
#define TIR_BITS_TQ5_BIG 0x0F
#define TIR_BITS_TQ5_SH_BIG 0
#define TIR_BITS_TQ4_LITTLE 0x0F
#define TIR_BITS_TQ4_SH_LITTLE 0
#define TIR_BITS_TQ5_LITTLE 0xF0
#define TIR_BITS_TQ5_SH_LITTLE 4
#define TIR_BITS_TQ0_BIG 0xF0
#define TIR_BITS_TQ0_SH_BIG 4
#define TIR_BITS_TQ1_BIG 0x0F
#define TIR_BITS_TQ1_SH_BIG 0
#define TIR_BITS_TQ0_LITTLE 0x0F
#define TIR_BITS_TQ0_SH_LITTLE 0
#define TIR_BITS_TQ1_LITTLE 0xF0
#define TIR_BITS_TQ1_SH_LITTLE 4
#define TIR_BITS_TQ2_BIG 0xF0
#define TIR_BITS_TQ2_SH_BIG 4
#define TIR_BITS_TQ3_BIG 0x0F
#define TIR_BITS_TQ3_SH_BIG 0
#define TIR_BITS_TQ2_LITTLE 0x0F
#define TIR_BITS_TQ2_SH_LITTLE 0
#define TIR_BITS_TQ3_LITTLE 0xF0
#define TIR_BITS_TQ3_SH_LITTLE 4
/* Relative symbol external record */
struct rndx_ext {
char r_bits[4];
};
#define RNDX_BITS0_RFD_SH_LEFT_BIG 4
#define RNDX_BITS1_RFD_BIG 0xF0
#define RNDX_BITS1_RFD_SH_BIG 4
#define RNDX_BITS0_RFD_SH_LEFT_LITTLE 0
#define RNDX_BITS1_RFD_LITTLE 0x0F
#define RNDX_BITS1_RFD_SH_LEFT_LITTLE 8
#define RNDX_BITS1_INDEX_BIG 0x0F
#define RNDX_BITS1_INDEX_SH_LEFT_BIG 16
#define RNDX_BITS2_INDEX_SH_LEFT_BIG 8
#define RNDX_BITS3_INDEX_SH_LEFT_BIG 0
#define RNDX_BITS1_INDEX_LITTLE 0xF0
#define RNDX_BITS1_INDEX_SH_LITTLE 4
#define RNDX_BITS2_INDEX_SH_LEFT_LITTLE 4
#define RNDX_BITS3_INDEX_SH_LEFT_LITTLE 12
/* Dense numbers external record */
struct dnr_ext {
char d_rfd[4];
char d_index[4];
};
/* Auxliliary symbol information external record */
union aux_ext {
struct tir_ext a_ti;
struct rndx_ext a_rndx;
char a_dnLow[4];
char a_dnHigh[4];
char a_isym[4];
char a_iss[4];
char a_width[4];
char a_count[4];
};
/* FIXME! These are copied from ../bfd/libbfd.h */
PROTO (bfd_vma, _do_getb32, (unsigned char *addr));
PROTO (bfd_vma, _do_getl32, (unsigned char *addr));
#define AUX_GET_DNLOW(bigend, ax) (bigend? _do_getb32 ((ax)->a_dnLow): \
_do_getl32 ((ax)->a_dnLow))
#define AUX_GET_DNHIGH(bigend, ax) (bigend? _do_getb32 ((ax)->a_dnHigh): \
_do_getl32 ((ax)->a_dnHigh))
#define AUX_GET_ISYM(bigend, ax) (bigend? _do_getb32 ((ax)->a_isym): \
_do_getl32 ((ax)->a_isym))
#define AUX_GET_ISS(bigend, ax) (bigend? _do_getb32 ((ax)->a_iss): \
_do_getl32 ((ax)->a_iss))
#define AUX_GET_WIDTH(bigend, ax) (bigend? _do_getb32 ((ax)->a_width): \
_do_getl32 ((ax)->a_width))
#define AUX_GET_COUNT(bigend, ax) (bigend? _do_getb32 ((ax)->a_count): \
_do_getl32 ((ax)->a_count))
/* Relative file descriptor */
struct rfd_ext {
char rfd[4];
};
|
