Commit | Line | Data |
---|---|---|
f6868b8e SC |
1 | /* Internal format of COFF object file data structures, for GNU BFD. |
2 | This file is part of BFD, the Binary File Descriptor library. */ | |
3 | ||
ae105b8e ILT |
4 | #ifndef GNU_COFF_INTERNAL_H |
5 | #define GNU_COFF_INTERNAL_H 1 | |
6 | ||
f6868b8e SC |
7 | /* First, make "signed char" work, even on old compilers. */ |
8 | #ifndef signed | |
9 | #ifndef __STDC__ | |
57115f09 | 10 | #define signed /**/ |
f6868b8e SC |
11 | #endif |
12 | #endif | |
13 | ||
14 | /********************** FILE HEADER **********************/ | |
f581f995 | 15 | |
b2a86278 ILT |
16 | /* extra stuff in a PE header. */ |
17 | ||
18 | struct internal_extra_pe_filehdr | |
f6868b8e | 19 | { |
f581f995 | 20 | /* DOS header data follows for PE stuff */ |
b2a86278 ILT |
21 | unsigned short e_magic; /* Magic number, 0x5a4d */ |
22 | unsigned short e_cblp; /* Bytes on last page of file, 0x90 */ | |
23 | unsigned short e_cp; /* Pages in file, 0x3 */ | |
24 | unsigned short e_crlc; /* Relocations, 0x0 */ | |
25 | unsigned short e_cparhdr; /* Size of header in paragraphs, 0x4 */ | |
26 | unsigned short e_minalloc; /* Minimum extra paragraphs needed, 0x0 */ | |
27 | unsigned short e_maxalloc; /* Maximum extra paragraphs needed, 0xFFFF */ | |
28 | unsigned short e_ss; /* Initial (relative) SS value, 0x0 */ | |
29 | unsigned short e_sp; /* Initial SP value, 0xb8 */ | |
30 | unsigned short e_csum; /* Checksum, 0x0 */ | |
31 | unsigned short e_ip; /* Initial IP value, 0x0 */ | |
32 | unsigned short e_cs; /* Initial (relative) CS value, 0x0 */ | |
33 | unsigned short e_lfarlc; /* File address of relocation table, 0x40 */ | |
34 | unsigned short e_ovno; /* Overlay number, 0x0 */ | |
35 | unsigned short e_res[4]; /* Reserved words, all 0x0 */ | |
36 | unsigned short e_oemid; /* OEM identifier (for e_oeminfo), 0x0 */ | |
37 | unsigned short e_oeminfo; /* OEM information; e_oemid specific, 0x0 */ | |
38 | unsigned short e_res2[10]; /* Reserved words, all 0x0 */ | |
39 | bfd_vma e_lfanew; /* File address of new exe header, 0x80 */ | |
f581f995 SC |
40 | unsigned long dos_message[16]; /* text which always follows dos header */ |
41 | bfd_vma nt_signature; /* required NT signature, 0x4550 */ | |
b2a86278 | 42 | }; |
f581f995 | 43 | |
b2a86278 ILT |
44 | struct internal_filehdr |
45 | { | |
46 | struct internal_extra_pe_filehdr pe; | |
f581f995 SC |
47 | |
48 | /* standard coff internal info */ | |
57115f09 ILT |
49 | unsigned short f_magic; /* magic number */ |
50 | unsigned short f_nscns; /* number of sections */ | |
51 | long f_timdat; /* time & date stamp */ | |
b5823950 | 52 | bfd_vma f_symptr; /* file pointer to symtab */ |
57115f09 ILT |
53 | long f_nsyms; /* number of symtab entries */ |
54 | unsigned short f_opthdr; /* sizeof(optional hdr) */ | |
55 | unsigned short f_flags; /* flags */ | |
c8c854bd | 56 | unsigned short f_target_id; /* (TIc80 specific) */ |
f6868b8e SC |
57 | }; |
58 | ||
f581f995 | 59 | |
f6868b8e SC |
60 | /* Bits for f_flags: |
61 | * F_RELFLG relocation info stripped from file | |
62 | * F_EXEC file is executable (no unresolved external references) | |
63 | * F_LNNO line numbers stripped from file | |
64 | * F_LSYMS local symbols stripped from file | |
65 | * F_AR16WR file is 16-bit little-endian | |
66 | * F_AR32WR file is 32-bit little-endian | |
67 | * F_AR32W file is 32-bit big-endian | |
68 | * F_DYNLOAD rs/6000 aix: dynamically loadable w/imports & exports | |
69 | * F_SHROBJ rs/6000 aix: file is a shared object | |
b2a86278 | 70 | * F_DLL PE format DLL |
f6868b8e SC |
71 | */ |
72 | ||
73 | #define F_RELFLG (0x0001) | |
74 | #define F_EXEC (0x0002) | |
75 | #define F_LNNO (0x0004) | |
76 | #define F_LSYMS (0x0008) | |
77 | #define F_AR16WR (0x0080) | |
78 | #define F_AR32WR (0x0100) | |
79 | #define F_AR32W (0x0200) | |
80 | #define F_DYNLOAD (0x1000) | |
81 | #define F_SHROBJ (0x2000) | |
b2a86278 | 82 | #define F_DLL (0x2000) |
f6868b8e | 83 | |
f581f995 SC |
84 | /* extra structure which is used in the optional header */ |
85 | typedef struct _IMAGE_DATA_DIRECTORY | |
86 | { | |
87 | bfd_vma VirtualAddress; | |
88 | long Size; | |
89 | } IMAGE_DATA_DIRECTORY; | |
90 | #define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16 | |
91 | ||
92 | /* default image base for NT */ | |
b2a86278 ILT |
93 | #define NT_EXE_IMAGE_BASE 0x400000 |
94 | #define NT_DLL_IMAGE_BASE 0x10000000 | |
95 | ||
96 | /* Extra stuff in a PE aouthdr */ | |
f581f995 | 97 | |
b2a86278 ILT |
98 | #define PE_DEF_SECTION_ALIGNMENT 0x1000 |
99 | #define PE_DEF_FILE_ALIGNMENT 0x200 | |
100 | ||
101 | struct internal_extra_pe_aouthdr | |
102 | { | |
103 | /* PE stuff */ | |
104 | bfd_vma ImageBase; /* address of specific location in memory that | |
105 | file is located, NT default 0x10000 */ | |
106 | ||
107 | bfd_vma SectionAlignment; /* section alignment default 0x1000 */ | |
108 | bfd_vma FileAlignment; /* file alignment default 0x200 */ | |
109 | short MajorOperatingSystemVersion; /* minimum version of the operating */ | |
110 | short MinorOperatingSystemVersion; /* system req'd for exe, default to 1*/ | |
111 | short MajorImageVersion; /* user defineable field to store version of */ | |
112 | short MinorImageVersion; /* exe or dll being created, default to 0 */ | |
113 | short MajorSubsystemVersion; /* minimum subsystem version required to */ | |
114 | short MinorSubsystemVersion; /* run exe; default to 3.1 */ | |
115 | long Reserved1; /* seems to be 0 */ | |
116 | long SizeOfImage; /* size of memory to allocate for prog */ | |
117 | long SizeOfHeaders; /* size of PE header and section table */ | |
118 | long CheckSum; /* set to 0 */ | |
119 | short Subsystem; | |
120 | ||
121 | /* type of subsystem exe uses for user interface, | |
122 | possible values: | |
123 | 1 - NATIVE Doesn't require a subsystem | |
124 | 2 - WINDOWS_GUI runs in Windows GUI subsystem | |
125 | 3 - WINDOWS_CUI runs in Windows char sub. (console app) | |
126 | 5 - OS2_CUI runs in OS/2 character subsystem | |
127 | 7 - POSIX_CUI runs in Posix character subsystem */ | |
128 | short DllCharacteristics; /* flags for DLL init, use 0 */ | |
129 | bfd_vma SizeOfStackReserve; /* amount of memory to reserve */ | |
130 | bfd_vma SizeOfStackCommit; /* amount of memory initially committed for | |
131 | initial thread's stack, default is 0x1000 */ | |
132 | bfd_vma SizeOfHeapReserve; /* amount of virtual memory to reserve and */ | |
133 | bfd_vma SizeOfHeapCommit; /* commit, don't know what to defaut it to */ | |
134 | long LoaderFlags; /* can probably set to 0 */ | |
135 | long NumberOfRvaAndSizes; /* number of entries in next entry, 16 */ | |
136 | IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES]; | |
137 | }; | |
f581f995 | 138 | |
f6868b8e | 139 | /********************** AOUT "OPTIONAL HEADER" **********************/ |
57115f09 ILT |
140 | struct internal_aouthdr |
141 | { | |
142 | short magic; /* type of file */ | |
143 | short vstamp; /* version stamp */ | |
b5823950 ILT |
144 | bfd_vma tsize; /* text size in bytes, padded to FW bdry*/ |
145 | bfd_vma dsize; /* initialized data " " */ | |
146 | bfd_vma bsize; /* uninitialized data " " */ | |
147 | bfd_vma entry; /* entry pt. */ | |
148 | bfd_vma text_start; /* base of text used for this file */ | |
149 | bfd_vma data_start; /* base of data used for this file */ | |
57115f09 ILT |
150 | |
151 | /* i960 stuff */ | |
152 | unsigned long tagentries; /* number of tag entries to follow */ | |
153 | ||
154 | /* RS/6000 stuff */ | |
155 | unsigned long o_toc; /* address of TOC */ | |
156 | short o_snentry; /* section number for entry point */ | |
157 | short o_sntext; /* section number for text */ | |
158 | short o_sndata; /* section number for data */ | |
159 | short o_sntoc; /* section number for toc */ | |
160 | short o_snloader; /* section number for loader section */ | |
161 | short o_snbss; /* section number for bss */ | |
162 | short o_algntext; /* max alignment for text */ | |
163 | short o_algndata; /* max alignment for data */ | |
164 | short o_modtype; /* Module type field, 1R,RE,RO */ | |
ae105b8e | 165 | short o_cputype; /* Encoded CPU type */ |
57115f09 | 166 | unsigned long o_maxstack; /* max stack size allowed. */ |
b2a86278 | 167 | unsigned long o_maxdata; /* max data size allowed. */ |
62aaa2e7 | 168 | |
b5823950 ILT |
169 | /* ECOFF stuff */ |
170 | bfd_vma bss_start; /* Base of bss section. */ | |
171 | bfd_vma gp_value; /* GP register value. */ | |
62aaa2e7 ILT |
172 | unsigned long gprmask; /* General registers used. */ |
173 | unsigned long cprmask[4]; /* Coprocessor registers used. */ | |
b5823950 ILT |
174 | unsigned long fprmask; /* Floating pointer registers used. */ |
175 | ||
176 | /* Apollo stuff */ | |
f581f995 SC |
177 | long o_inlib; /* inlib data */ |
178 | long o_sri; /* Static Resource Information */ | |
179 | long vid[2]; /* Version id */ | |
180 | ||
181 | ||
b2a86278 | 182 | struct internal_extra_pe_aouthdr pe; |
f581f995 | 183 | |
f6868b8e SC |
184 | }; |
185 | ||
186 | /********************** STORAGE CLASSES **********************/ | |
187 | ||
2cf90c44 JK |
188 | /* This used to be defined as -1, but now n_sclass is unsigned. */ |
189 | #define C_EFCN 0xff /* physical end of function */ | |
f6868b8e SC |
190 | #define C_NULL 0 |
191 | #define C_AUTO 1 /* automatic variable */ | |
192 | #define C_EXT 2 /* external symbol */ | |
193 | #define C_STAT 3 /* static */ | |
194 | #define C_REG 4 /* register variable */ | |
195 | #define C_EXTDEF 5 /* external definition */ | |
196 | #define C_LABEL 6 /* label */ | |
197 | #define C_ULABEL 7 /* undefined label */ | |
198 | #define C_MOS 8 /* member of structure */ | |
199 | #define C_ARG 9 /* function argument */ | |
200 | #define C_STRTAG 10 /* structure tag */ | |
201 | #define C_MOU 11 /* member of union */ | |
202 | #define C_UNTAG 12 /* union tag */ | |
203 | #define C_TPDEF 13 /* type definition */ | |
204 | #define C_USTATIC 14 /* undefined static */ | |
205 | #define C_ENTAG 15 /* enumeration tag */ | |
206 | #define C_MOE 16 /* member of enumeration */ | |
207 | #define C_REGPARM 17 /* register parameter */ | |
208 | #define C_FIELD 18 /* bit field */ | |
209 | #define C_AUTOARG 19 /* auto argument */ | |
210 | #define C_LASTENT 20 /* dummy entry (end of block) */ | |
211 | #define C_BLOCK 100 /* ".bb" or ".eb" */ | |
212 | #define C_FCN 101 /* ".bf" or ".ef" */ | |
213 | #define C_EOS 102 /* end of structure */ | |
214 | #define C_FILE 103 /* file name */ | |
215 | #define C_LINE 104 /* line # reformatted as symbol table entry */ | |
216 | #define C_ALIAS 105 /* duplicate tag */ | |
217 | #define C_HIDDEN 106 /* ext symbol in dmert public lib */ | |
218 | ||
c8c854bd FF |
219 | /* start-sanitize-tic80 */ |
220 | /* New storage classes for TIc80 */ | |
221 | #define C_UEXT 19 /* Tentative external definition */ | |
222 | #define C_STATLAB 20 /* Static load time label */ | |
223 | #define C_EXTLAB 21 /* External load time label */ | |
224 | #define C_SYSTEM 23 /* System Wide variable */ | |
225 | /* end-sanitize-tic80 */ | |
226 | ||
f581f995 SC |
227 | /* New storage classes for WINDOWS_NT */ |
228 | #define C_SECTION 104 /* section name */ | |
ae105b8e | 229 | #define C_NT_WEAK 105 /* weak external */ |
f581f995 | 230 | |
57115f09 ILT |
231 | /* New storage classes for 80960 */ |
232 | ||
f6868b8e SC |
233 | /* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */ |
234 | #define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */ | |
235 | ||
236 | #define C_SCALL 107 /* Procedure reachable via system call */ | |
237 | #define C_LEAFEXT 108 /* External leaf */ | |
57115f09 | 238 | #define C_LEAFSTAT 113 /* Static leaf */ |
f6868b8e SC |
239 | #define C_OPTVAR 109 /* Optimized variable */ |
240 | #define C_DEFINE 110 /* Preprocessor #define */ | |
241 | #define C_PRAGMA 111 /* Advice to compiler or linker */ | |
242 | #define C_SEGMENT 112 /* 80960 segment name */ | |
243 | ||
b5823950 ILT |
244 | /* Storage classes for m88k */ |
245 | #define C_SHADOW 107 /* shadow symbol */ | |
246 | #define C_VERSION 108 /* coff version symbol */ | |
247 | ||
57115f09 ILT |
248 | /* New storage classes for RS/6000 */ |
249 | #define C_HIDEXT 107 /* Un-named external symbol */ | |
250 | #define C_BINCL 108 /* Marks beginning of include file */ | |
251 | #define C_EINCL 109 /* Marks ending of include file */ | |
f6868b8e | 252 | |
57115f09 | 253 | /* storage classes for stab symbols for RS/6000 */ |
2cf90c44 JK |
254 | #define C_GSYM (0x80) |
255 | #define C_LSYM (0x81) | |
256 | #define C_PSYM (0x82) | |
257 | #define C_RSYM (0x83) | |
258 | #define C_RPSYM (0x84) | |
259 | #define C_STSYM (0x85) | |
260 | #define C_TCSYM (0x86) | |
261 | #define C_BCOMM (0x87) | |
262 | #define C_ECOML (0x88) | |
263 | #define C_ECOMM (0x89) | |
264 | #define C_DECL (0x8c) | |
265 | #define C_ENTRY (0x8d) | |
266 | #define C_FUN (0x8e) | |
267 | #define C_BSTAT (0x8f) | |
268 | #define C_ESTAT (0x90) | |
f6868b8e | 269 | |
c8c854bd FF |
270 | /* Storage classes for Thumb symbols */ |
271 | #define C_THUMBEXT (128 + C_EXT) | |
272 | #define C_THUMBSTAT (128 + C_STAT) | |
273 | #define C_THUMBLABEL (128 + C_LABEL) | |
274 | ||
f6868b8e | 275 | /********************** SECTION HEADER **********************/ |
ae105b8e ILT |
276 | |
277 | #define SCNNMLEN (8) | |
278 | ||
57115f09 ILT |
279 | struct internal_scnhdr |
280 | { | |
ae105b8e | 281 | char s_name[SCNNMLEN]; /* section name */ |
c86c94ec DE |
282 | |
283 | /* Physical address, aliased s_nlib. | |
c8c854bd | 284 | In the pei format, this field is the virtual section size |
c86c94ec DE |
285 | (the size of the section after being loaded int memory), |
286 | NOT the physical address. */ | |
287 | bfd_vma s_paddr; | |
288 | ||
b5823950 ILT |
289 | bfd_vma s_vaddr; /* virtual address */ |
290 | bfd_vma s_size; /* section size */ | |
291 | bfd_vma s_scnptr; /* file ptr to raw data for section */ | |
292 | bfd_vma s_relptr; /* file ptr to relocation */ | |
293 | bfd_vma s_lnnoptr; /* file ptr to line numbers */ | |
57115f09 ILT |
294 | unsigned long s_nreloc; /* number of relocation entries */ |
295 | unsigned long s_nlnno; /* number of line number entries*/ | |
296 | long s_flags; /* flags */ | |
297 | long s_align; /* used on I960 */ | |
f6868b8e SC |
298 | }; |
299 | ||
f6868b8e SC |
300 | /* |
301 | * s_flags "type" | |
302 | */ | |
57115f09 ILT |
303 | #define STYP_REG (0x0000) /* "regular": allocated, relocated, loaded */ |
304 | #define STYP_DSECT (0x0001) /* "dummy": relocated only*/ | |
305 | #define STYP_NOLOAD (0x0002) /* "noload": allocated, relocated, not loaded */ | |
306 | #define STYP_GROUP (0x0004) /* "grouped": formed of input sections */ | |
307 | #define STYP_PAD (0x0008) /* "padding": not allocated, not relocated, loaded */ | |
308 | #define STYP_COPY (0x0010) /* "copy": for decision function used by field update; not allocated, not relocated, | |
309 | loaded; reloc & lineno entries processed normally */ | |
310 | #define STYP_TEXT (0x0020) /* section contains text only */ | |
311 | #define S_SHRSEG (0x0020) /* In 3b Update files (output of ogen), sections which appear in SHARED segments of the Pfile | |
312 | will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will | |
313 | update all process invocations. */ | |
314 | #define STYP_DATA (0x0040) /* section contains data only */ | |
315 | #define STYP_BSS (0x0080) /* section contains bss only */ | |
316 | #define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */ | |
317 | #define STYP_INFO (0x0200) /* comment: not allocated not relocated, not loaded */ | |
318 | #define STYP_OVER (0x0400) /* overlay: relocated not allocated or loaded */ | |
319 | #define STYP_LIB (0x0800) /* for .lib: same as INFO */ | |
320 | #define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */ | |
321 | #define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions wherever padding is necessary and there is a | |
322 | ||
323 | word of contiguous bytes | |
324 | beginning on a word boundary. */ | |
325 | ||
326 | #define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */ | |
f581f995 SC |
327 | |
328 | ||
329 | ||
f6868b8e SC |
330 | /********************** LINE NUMBERS **********************/ |
331 | ||
332 | /* 1 line number entry for every "breakpointable" source line in a section. | |
333 | * Line numbers are grouped on a per function basis; first entry in a function | |
334 | * grouping will have l_lnno = 0 and in place of physical address will be the | |
335 | * symbol table index of the function name. | |
336 | */ | |
337 | ||
57115f09 ILT |
338 | struct internal_lineno |
339 | { | |
340 | union | |
341 | { | |
342 | long l_symndx; /* function name symbol index, iff l_lnno == 0*/ | |
343 | long l_paddr; /* (physical) address of line number */ | |
344 | } l_addr; | |
345 | unsigned long l_lnno; /* line number */ | |
f6868b8e SC |
346 | }; |
347 | ||
f6868b8e SC |
348 | /********************** SYMBOLS **********************/ |
349 | ||
350 | #define SYMNMLEN 8 /* # characters in a symbol name */ | |
351 | #define FILNMLEN 14 /* # characters in a file name */ | |
352 | #define DIMNUM 4 /* # array dimensions in auxiliary entry */ | |
353 | ||
57115f09 ILT |
354 | struct internal_syment |
355 | { | |
356 | union | |
357 | { | |
358 | char _n_name[SYMNMLEN]; /* old COFF version */ | |
359 | struct | |
360 | { | |
361 | long _n_zeroes; /* new == 0 */ | |
362 | long _n_offset; /* offset into string table */ | |
363 | } _n_n; | |
364 | char *_n_nptr[2]; /* allows for overlaying */ | |
365 | } _n; | |
366 | long n_value; /* value of symbol */ | |
367 | short n_scnum; /* section number */ | |
368 | unsigned short n_flags; /* copy of flags from filhdr */ | |
369 | unsigned short n_type; /* type and derived type */ | |
b2a86278 ILT |
370 | unsigned char n_sclass; /* storage class */ |
371 | unsigned char n_numaux; /* number of aux. entries */ | |
f6868b8e | 372 | }; |
57115f09 | 373 | |
f6868b8e SC |
374 | #define n_name _n._n_name |
375 | #define n_zeroes _n._n_n._n_zeroes | |
376 | #define n_offset _n._n_n._n_offset | |
377 | ||
378 | ||
379 | /* Relocatable symbols have number of the section in which they are defined, | |
380 | or one of the following: */ | |
381 | ||
57115f09 ILT |
382 | #define N_UNDEF ((short)0) /* undefined symbol */ |
383 | #define N_ABS ((short)-1) /* value of symbol is absolute */ | |
384 | #define N_DEBUG ((short)-2) /* debugging symbol -- value is meaningless */ | |
385 | #define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */ | |
386 | #define P_TV ((short)-4) /* indicates symbol needs postload transfer vector*/ | |
f6868b8e SC |
387 | |
388 | /* | |
389 | * Type of a symbol, in low N bits of the word | |
390 | */ | |
391 | #define T_NULL 0 | |
392 | #define T_VOID 1 /* function argument (only used by compiler) */ | |
393 | #define T_CHAR 2 /* character */ | |
394 | #define T_SHORT 3 /* short integer */ | |
395 | #define T_INT 4 /* integer */ | |
396 | #define T_LONG 5 /* long integer */ | |
397 | #define T_FLOAT 6 /* floating point */ | |
398 | #define T_DOUBLE 7 /* double word */ | |
399 | #define T_STRUCT 8 /* structure */ | |
400 | #define T_UNION 9 /* union */ | |
401 | #define T_ENUM 10 /* enumeration */ | |
402 | #define T_MOE 11 /* member of enumeration*/ | |
403 | #define T_UCHAR 12 /* unsigned character */ | |
404 | #define T_USHORT 13 /* unsigned short */ | |
405 | #define T_UINT 14 /* unsigned integer */ | |
406 | #define T_ULONG 15 /* unsigned long */ | |
407 | #define T_LNGDBL 16 /* long double */ | |
408 | ||
409 | /* | |
410 | * derived types, in n_type | |
411 | */ | |
412 | #define DT_NON (0) /* no derived type */ | |
413 | #define DT_PTR (1) /* pointer */ | |
414 | #define DT_FCN (2) /* function */ | |
415 | #define DT_ARY (3) /* array */ | |
416 | ||
417 | #define BTYPE(x) ((x) & N_BTMASK) | |
418 | ||
419 | #define ISPTR(x) (((x) & N_TMASK) == (DT_PTR << N_BTSHFT)) | |
420 | #define ISFCN(x) (((x) & N_TMASK) == (DT_FCN << N_BTSHFT)) | |
421 | #define ISARY(x) (((x) & N_TMASK) == (DT_ARY << N_BTSHFT)) | |
422 | #define ISTAG(x) ((x)==C_STRTAG||(x)==C_UNTAG||(x)==C_ENTAG) | |
423 | #define DECREF(x) ((((x)>>N_TSHIFT)&~N_BTMASK)|((x)&N_BTMASK)) | |
424 | ||
425 | ||
57115f09 | 426 | union internal_auxent |
f6868b8e | 427 | { |
57115f09 ILT |
428 | struct |
429 | { | |
f6868b8e | 430 | |
57115f09 ILT |
431 | union |
432 | { | |
f6868b8e SC |
433 | long l; /* str, un, or enum tag indx */ |
434 | struct coff_ptr_struct *p; | |
57115f09 | 435 | } x_tagndx; |
f6868b8e | 436 | |
57115f09 ILT |
437 | union |
438 | { | |
439 | struct | |
440 | { | |
f6868b8e SC |
441 | unsigned short x_lnno; /* declaration line number */ |
442 | unsigned short x_size; /* str/union/array size */ | |
57115f09 | 443 | } x_lnsz; |
f6868b8e | 444 | long x_fsize; /* size of function */ |
57115f09 | 445 | } x_misc; |
f6868b8e | 446 | |
57115f09 ILT |
447 | union |
448 | { | |
449 | struct | |
450 | { /* if ISFCN, tag, or .bb */ | |
f6868b8e | 451 | long x_lnnoptr; /* ptr to fcn line # */ |
57115f09 ILT |
452 | union |
453 | { /* entry ndx past block end */ | |
454 | long l; | |
f6868b8e | 455 | struct coff_ptr_struct *p; |
57115f09 ILT |
456 | } x_endndx; |
457 | } x_fcn; | |
f6868b8e | 458 | |
57115f09 ILT |
459 | struct |
460 | { /* if ISARY, up to 4 dimen. */ | |
f6868b8e | 461 | unsigned short x_dimen[DIMNUM]; |
57115f09 ILT |
462 | } x_ary; |
463 | } x_fcnary; | |
f6868b8e SC |
464 | |
465 | unsigned short x_tvndx; /* tv index */ | |
57115f09 | 466 | } x_sym; |
f6868b8e | 467 | |
57115f09 ILT |
468 | union |
469 | { | |
f6868b8e | 470 | char x_fname[FILNMLEN]; |
57115f09 ILT |
471 | struct |
472 | { | |
f6868b8e SC |
473 | long x_zeroes; |
474 | long x_offset; | |
57115f09 ILT |
475 | } x_n; |
476 | } x_file; | |
f6868b8e | 477 | |
57115f09 ILT |
478 | struct |
479 | { | |
f6868b8e SC |
480 | long x_scnlen; /* section length */ |
481 | unsigned short x_nreloc; /* # relocation entries */ | |
482 | unsigned short x_nlinno; /* # line numbers */ | |
ae105b8e ILT |
483 | unsigned long x_checksum; /* section COMDAT checksum for PE */ |
484 | unsigned short x_associated; /* COMDAT associated section index for PE */ | |
485 | unsigned char x_comdat; /* COMDAT selection number for PE */ | |
57115f09 | 486 | } x_scn; |
f6868b8e | 487 | |
57115f09 ILT |
488 | struct |
489 | { | |
490 | long x_tvfill; /* tv fill value */ | |
491 | unsigned short x_tvlen; /* length of .tv */ | |
492 | unsigned short x_tvran[2]; /* tv range */ | |
493 | } x_tv; /* info about .tv section (in auxent of symbol .tv)) */ | |
f6868b8e SC |
494 | |
495 | /****************************************** | |
496 | * RS/6000-specific auxent - last auxent for every external symbol | |
497 | ******************************************/ | |
57115f09 ILT |
498 | struct |
499 | { | |
f581f995 SC |
500 | union |
501 | { /* csect length or enclosing csect */ | |
502 | long l; | |
503 | struct coff_ptr_struct *p; | |
504 | } x_scnlen; | |
57115f09 ILT |
505 | long x_parmhash; /* parm type hash index */ |
506 | unsigned short x_snhash; /* sect num with parm hash */ | |
507 | unsigned char x_smtyp; /* symbol align and type */ | |
508 | /* 0-4 - Log 2 of alignment */ | |
509 | /* 5-7 - symbol type */ | |
510 | unsigned char x_smclas; /* storage mapping class */ | |
511 | long x_stab; /* dbx stab info index */ | |
512 | unsigned short x_snstab; /* sect num with dbx stab */ | |
513 | } x_csect; /* csect definition information */ | |
f6868b8e SC |
514 | |
515 | /* x_smtyp values: */ | |
516 | ||
517 | #define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */ | |
518 | #define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */ | |
519 | /* Symbol type values: */ | |
57115f09 ILT |
520 | #define XTY_ER 0 /* External reference */ |
521 | #define XTY_SD 1 /* Csect definition */ | |
522 | #define XTY_LD 2 /* Label definition */ | |
523 | #define XTY_CM 3 /* .BSS */ | |
524 | #define XTY_EM 4 /* Error message */ | |
525 | #define XTY_US 5 /* "Reserved for internal use" */ | |
f6868b8e SC |
526 | |
527 | /* x_smclas values: */ | |
528 | ||
57115f09 ILT |
529 | #define XMC_PR 0 /* Read-only program code */ |
530 | #define XMC_RO 1 /* Read-only constant */ | |
531 | #define XMC_DB 2 /* Read-only debug dictionary table */ | |
532 | #define XMC_TC 3 /* Read-write general TOC entry */ | |
533 | #define XMC_UA 4 /* Read-write unclassified */ | |
534 | #define XMC_RW 5 /* Read-write data */ | |
535 | #define XMC_GL 6 /* Read-only global linkage */ | |
ae105b8e | 536 | #define XMC_XO 7 /* Read-only extended operation */ |
57115f09 ILT |
537 | #define XMC_SV 8 /* Read-only supervisor call */ |
538 | #define XMC_BS 9 /* Read-write BSS */ | |
539 | #define XMC_DS 10 /* Read-write descriptor csect */ | |
540 | #define XMC_UC 11 /* Read-write unnamed Fortran common */ | |
541 | #define XMC_TI 12 /* Read-only traceback index csect */ | |
542 | #define XMC_TB 13 /* Read-only traceback table csect */ | |
f6868b8e | 543 | /* 14 ??? */ |
ae105b8e ILT |
544 | #define XMC_TC0 15 /* Read-write TOC anchor */ |
545 | #define XMC_TD 16 /* Read-write data in TOC */ | |
f6868b8e SC |
546 | |
547 | /****************************************** | |
548 | * I960-specific *2nd* aux. entry formats | |
549 | ******************************************/ | |
57115f09 ILT |
550 | struct |
551 | { | |
f6868b8e SC |
552 | /* This is a very old typo that keeps getting propagated. */ |
553 | #define x_stdindx x_stindx | |
554 | long x_stindx; /* sys. table entry */ | |
57115f09 | 555 | } x_sc; /* system call entry */ |
f6868b8e | 556 | |
57115f09 ILT |
557 | struct |
558 | { | |
f6868b8e | 559 | unsigned long x_balntry; /* BAL entry point */ |
57115f09 | 560 | } x_bal; /* BAL-callable function */ |
f6868b8e | 561 | |
57115f09 ILT |
562 | struct |
563 | { | |
564 | unsigned long x_timestamp; /* time stamp */ | |
565 | char x_idstring[20]; /* producer identity string */ | |
566 | } x_ident; /* Producer ident info */ | |
f6868b8e SC |
567 | |
568 | }; | |
569 | ||
570 | /********************** RELOCATION DIRECTIVES **********************/ | |
571 | ||
57115f09 | 572 | struct internal_reloc |
f6868b8e | 573 | { |
b5823950 | 574 | bfd_vma r_vaddr; /* Virtual address of reference */ |
57115f09 ILT |
575 | long r_symndx; /* Index into symbol table */ |
576 | unsigned short r_type; /* Relocation type */ | |
b5823950 ILT |
577 | unsigned char r_size; /* Used by RS/6000 and ECOFF */ |
578 | unsigned char r_extern; /* Used by ECOFF */ | |
579 | unsigned long r_offset; /* Used by Alpha ECOFF, SPARC, others */ | |
f6868b8e SC |
580 | }; |
581 | ||
582 | #define R_RELBYTE 017 | |
583 | #define R_RELWORD 020 | |
584 | #define R_PCRBYTE 022 | |
585 | #define R_PCRWORD 023 | |
586 | #define R_PCRLONG 024 | |
587 | ||
b5823950 | 588 | #define R_DIR16 01 |
f6868b8e SC |
589 | #define R_DIR32 06 |
590 | #define R_PCLONG 020 | |
591 | #define R_RELBYTE 017 | |
592 | #define R_RELWORD 020 | |
b2a86278 | 593 | #define R_IMAGEBASE 07 |
f6868b8e SC |
594 | |
595 | ||
596 | #define R_PCR16L 128 | |
597 | #define R_PCR26L 129 | |
598 | #define R_VRT16 130 | |
599 | #define R_HVRT16 131 | |
600 | #define R_LVRT16 132 | |
601 | #define R_VRT32 133 | |
602 | #define R_RELLONG (0x11) /* Direct 32-bit relocation */ | |
603 | #define R_IPRSHORT (0x18) | |
f6868b8e | 604 | #define R_IPRLONG (0x1a) |
f6868b8e SC |
605 | #define R_GETSEG (0x1d) |
606 | #define R_GETPA (0x1e) | |
607 | #define R_TAGWORD (0x1f) | |
608 | #define R_JUMPTARG 0x20 /* strange 29k 00xx00xx reloc */ | |
b5823950 ILT |
609 | |
610 | ||
552c64ac JL |
611 | /* This reloc identifies mov.b instructions with a 16bit absolute |
612 | address. The linker tries to turn insns with this reloc into | |
613 | an absolute 8-bit address. */ | |
614 | #define R_MOV16B1 0x41 | |
615 | ||
616 | /* This reloc identifies mov.b instructions which had a 16bit | |
617 | absolute address which have been shortened into a 8-bit | |
618 | absolute address. */ | |
619 | #define R_MOV16B2 0x42 | |
620 | ||
621 | /* This reloc identifies jmp insns with a 16bit target address; | |
622 | the linker tries to turn these insns into bra insns with | |
623 | an 8bit pc-relative target. */ | |
624 | #define R_JMP1 0x43 | |
625 | ||
626 | /* This reloc identifies a bra with an 8-bit pc-relative | |
627 | target that was formerlly a jmp insn with a 16bit target. */ | |
628 | #define R_JMP2 0x44 | |
629 | ||
630 | /* ??? */ | |
b5823950 ILT |
631 | #define R_RELLONG_NEG 0x45 |
632 | ||
552c64ac JL |
633 | /* This reloc identifies jmp insns with a 24bit target address; |
634 | the linker tries to turn these insns into bra insns with | |
635 | an 8bit pc-relative target. */ | |
636 | #define R_JMPL1 0x46 | |
b5823950 | 637 | |
552c64ac JL |
638 | /* This reloc identifies a bra with an 8-bit pc-relative |
639 | target that was formerlly a jmp insn with a 24bit target. */ | |
c86c94ec | 640 | #define R_JMPL2 0x47 |
552c64ac JL |
641 | |
642 | /* This reloc identifies mov.b instructions with a 24bit absolute | |
643 | address. The linker tries to turn insns with this reloc into | |
644 | an absolute 8-bit address. */ | |
645 | ||
646 | #define R_MOV24B1 0x48 | |
647 | ||
648 | /* This reloc identifies mov.b instructions which had a 24bit | |
649 | absolute address which have been shortened into a 8-bit | |
650 | absolute address. */ | |
651 | #define R_MOV24B2 0x49 | |
eaa0f4f8 | 652 | |
ae105b8e ILT |
653 | /* An h8300 memory indirect jump/call. Forces the address of the jump/call |
654 | target into the function vector (in page zero), and the address of the | |
655 | vector entry to be placed in the jump/call instruction. */ | |
656 | #define R_MEM_INDIRECT 0x4a | |
657 | ||
552c64ac JL |
658 | /* This reloc identifies a 16bit pc-relative branch target which was |
659 | shortened into an 8bit pc-relative branch target. */ | |
b1661999 JL |
660 | #define R_PCRWORD_B 0x4b |
661 | ||
552c64ac JL |
662 | /* This reloc identifies mov.[wl] instructions with a 32/24 bit |
663 | absolute address; the linker may turn this into a mov.[wl] | |
664 | insn with a 16bit absolute address. */ | |
665 | #define R_MOVL1 0x4c | |
666 | ||
667 | /* This reloc identifies mov.[wl] insns which formerlly had | |
668 | a 32/24bit absolute address and how have a 16bit absolute address. */ | |
669 | #define R_MOVL2 0x4d | |
b1661999 | 670 | |
c86c94ec DE |
671 | /* This reloc identifies a bCC:8 which will have it's condition |
672 | inverted and its target redirected to the target of the branch | |
673 | in the following insn. */ | |
674 | #define R_BCC_INV 0x4e | |
675 | ||
676 | /* This reloc identifies a jmp instruction that has been deleted. */ | |
677 | #define R_JMP_DEL 0x4f | |
678 | ||
eaa0f4f8 | 679 | /* Z8k modes */ |
62aaa2e7 | 680 | #define R_IMM16 0x01 /* 16 bit abs */ |
57115f09 ILT |
681 | #define R_JR 0x02 /* jr 8 bit disp */ |
682 | #define R_IMM4L 0x23 /* low nibble */ | |
683 | #define R_IMM8 0x22 /* 8 bit abs */ | |
62aaa2e7 | 684 | #define R_IMM32 R_RELLONG /* 32 bit abs */ |
57115f09 ILT |
685 | #define R_CALL R_DA /* Absolute address which could be a callr */ |
686 | #define R_JP R_DA /* Absolute address which could be a jp */ | |
687 | #define R_REL16 0x04 /* 16 bit PC rel */ | |
688 | #define R_CALLR 0x05 /* callr 12 bit disp */ | |
689 | #define R_SEG 0x10 /* set if in segmented mode */ | |
690 | #define R_IMM4H 0x24 /* high nibble */ | |
b5823950 | 691 | #define R_DISP7 0x25 /* djnz displacement */ |
2cf90c44 JK |
692 | |
693 | /* H8500 modes */ | |
694 | ||
695 | #define R_H8500_IMM8 1 /* 8 bit immediate */ | |
696 | #define R_H8500_IMM16 2 /* 16 bit immediate */ | |
697 | #define R_H8500_PCREL8 3 /* 8 bit pcrel */ | |
698 | #define R_H8500_PCREL16 4 /* 16 bit pcrel */ | |
699 | #define R_H8500_HIGH8 5 /* high 8 bits of 24 bit address */ | |
700 | #define R_H8500_LOW16 7 /* low 16 bits of 24 bit immediate */ | |
701 | #define R_H8500_IMM24 6 /* 24 bit immediate */ | |
702 | #define R_H8500_IMM32 8 /* 32 bit immediate */ | |
b5823950 ILT |
703 | #define R_H8500_HIGH16 9 /* high 16 bits of 32 bit immediate */ |
704 | ||
f581f995 SC |
705 | /* W65 modes */ |
706 | ||
707 | #define R_W65_ABS8 1 /* addr & 0xff */ | |
708 | #define R_W65_ABS16 2 /* addr & 0xffff */ | |
709 | #define R_W65_ABS24 3 /* addr & 0xffffff */ | |
710 | ||
711 | #define R_W65_ABS8S8 4 /* (addr >> 8) & 0xff */ | |
712 | #define R_W65_ABS8S16 5 /* (addr >> 16) & 0xff */ | |
713 | ||
714 | #define R_W65_ABS16S8 6 /* (addr >> 8) & 0ffff */ | |
715 | #define R_W65_ABS16S16 7 /* (addr >> 16) & 0ffff */ | |
716 | ||
717 | #define R_W65_PCR8 8 | |
718 | #define R_W65_PCR16 9 | |
719 | ||
720 | #define R_W65_DP 10 /* direct page 8 bits only */ | |
721 | ||
ae105b8e | 722 | #endif /* GNU_COFF_INTERNAL_H */ |