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* mips-tdep.c (mips_eabi_push_dummy_call): Revert the last
[deliverable/binutils-gdb.git] / include / coff / internal.h
CommitLineData
252b5132 1/* Internal format of COFF object file data structures, for GNU BFD.
4f1d9bd8
NC		 2 This file is part of BFD, the Binary File Descriptor library.
3
99ad8390 4 Copyright 1999, 2000, 2001, 2002, 2003, 2004. 2005, 2006
c3aa17e9 5 Free Software Foundation, Inc.
4f1d9bd8
NC		 6
7 This program 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 of the License, or
10 (at your option) any later version.
11
12 This program 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.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
e172dbf8 19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
252b5132
RH		 20
21#ifndef GNU_COFF_INTERNAL_H
22#define GNU_COFF_INTERNAL_H 1
23
24/* First, make "signed char" work, even on old compilers. */
25#ifndef signed
26#ifndef __STDC__
27#define signed /**/
28#endif
29#endif
30
31/********************** FILE HEADER **********************/
32
33/* extra stuff in a PE header. */
34
35struct internal_extra_pe_filehdr
36{
37 /* DOS header data follows for PE stuff */
38 unsigned short e_magic; /* Magic number, 0x5a4d */
39 unsigned short e_cblp; /* Bytes on last page of file, 0x90 */
40 unsigned short e_cp; /* Pages in file, 0x3 */
41 unsigned short e_crlc; /* Relocations, 0x0 */
42 unsigned short e_cparhdr; /* Size of header in paragraphs, 0x4 */
43 unsigned short e_minalloc; /* Minimum extra paragraphs needed, 0x0 */
44 unsigned short e_maxalloc; /* Maximum extra paragraphs needed, 0xFFFF */
45 unsigned short e_ss; /* Initial (relative) SS value, 0x0 */
46 unsigned short e_sp; /* Initial SP value, 0xb8 */
47 unsigned short e_csum; /* Checksum, 0x0 */
48 unsigned short e_ip; /* Initial IP value, 0x0 */
49 unsigned short e_cs; /* Initial (relative) CS value, 0x0 */
50 unsigned short e_lfarlc; /* File address of relocation table, 0x40 */
51 unsigned short e_ovno; /* Overlay number, 0x0 */
52 unsigned short e_res[4]; /* Reserved words, all 0x0 */
53 unsigned short e_oemid; /* OEM identifier (for e_oeminfo), 0x0 */
54 unsigned short e_oeminfo; /* OEM information; e_oemid specific, 0x0 */
55 unsigned short e_res2[10]; /* Reserved words, all 0x0 */
56 bfd_vma e_lfanew; /* File address of new exe header, 0x80 */
57 unsigned long dos_message[16]; /* text which always follows dos header */
58 bfd_vma nt_signature; /* required NT signature, 0x4550 */
59};
60
61struct internal_filehdr
62{
63 struct internal_extra_pe_filehdr pe;
64
4f1d9bd8 65 /* Standard coff internal info. */
252b5132
RH		 66 unsigned short f_magic; /* magic number */
67 unsigned short f_nscns; /* number of sections */
68 long f_timdat; /* time & date stamp */
69 bfd_vma f_symptr; /* file pointer to symtab */
70 long f_nsyms; /* number of symtab entries */
71 unsigned short f_opthdr; /* sizeof(optional hdr) */
72 unsigned short f_flags; /* flags */
81635ce4 73 unsigned short f_target_id; /* (TI COFF specific) */
252b5132
RH		 74};
75
76
77/* Bits for f_flags:
4f1d9bd8
NC		 78 F_RELFLG relocation info stripped from file
79 F_EXEC file is executable (no unresolved external references)
80 F_LNNO line numbers stripped from file
81 F_LSYMS local symbols stripped from file
82 F_AR16WR file is 16-bit little-endian
83 F_AR32WR file is 32-bit little-endian
84 F_AR32W file is 32-bit big-endian
85 F_DYNLOAD rs/6000 aix: dynamically loadable w/imports & exports
86 F_SHROBJ rs/6000 aix: file is a shared object
87 F_DLL PE format DLL. */
252b5132
RH		 88
89#define F_RELFLG (0x0001)
90#define F_EXEC (0x0002)
91#define F_LNNO (0x0004)
92#define F_LSYMS (0x0008)
93#define F_AR16WR (0x0080)
94#define F_AR32WR (0x0100)
95#define F_AR32W (0x0200)
96#define F_DYNLOAD (0x1000)
97#define F_SHROBJ (0x2000)
98#define F_DLL (0x2000)
99
4f1d9bd8 100/* Extra structure which is used in the optional header. */
252b5132
RH		 101typedef struct _IMAGE_DATA_DIRECTORY
102{
103 bfd_vma VirtualAddress;
104 long Size;
105} IMAGE_DATA_DIRECTORY;
6c73cbb1
NC		 106#define PE_EXPORT_TABLE 0
107#define PE_IMPORT_TABLE 1
108#define PE_RESOURCE_TABLE 2
109#define PE_EXCEPTION_TABLE 3
110#define PE_CERTIFICATE_TABLE 4
111#define PE_BASE_RELOCATION_TABLE 5
112#define PE_DEBUG_DATA 6
113#define PE_ARCHITECTURE 7
114#define PE_GLOBAL_PTR 8
115#define PE_TLS_TABLE 9
116#define PE_LOAD_CONFIG_TABLE 10
117#define PE_BOUND_IMPORT_TABLE 11
118#define PE_IMPORT_ADDRESS_TABLE 12
119#define PE_DELAY_IMPORT_DESCRIPTOR 13
120#define PE_CLR_RUNTIME_HEADER 14
121/* DataDirectory[15] is currently reserved, so no define. */
252b5132
RH		 122#define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16
123
c6e94b27 124/* Default image base for NT. */
252b5132
RH		 125#define NT_EXE_IMAGE_BASE 0x400000
126#define NT_DLL_IMAGE_BASE 0x10000000
127
c6e94b27
RH		 128/* Default image base for BeOS. */
129#define BEOS_EXE_IMAGE_BASE 0x80000000
130#define BEOS_DLL_IMAGE_BASE 0x10000000
131
252b5132
RH		 132/* Extra stuff in a PE aouthdr */
133
134#define PE_DEF_SECTION_ALIGNMENT 0x1000
63fa1674
JW		 135#ifndef PE_DEF_FILE_ALIGNMENT
136# define PE_DEF_FILE_ALIGNMENT 0x200
137#endif
252b5132
RH		 138
139struct internal_extra_pe_aouthdr
140{
d13c9dc6
L		 141 /* FIXME: The following entries are in AOUTHDR. But they aren't
142 available internally in bfd. We add them here so that objdump
143 can dump them. */
144 /* The state of the image file */
145 short Magic;
146 /* Linker major version number */
147 char MajorLinkerVersion;
148 /* Linker minor version number */
149 char MinorLinkerVersion;
150 /* Total size of all code sections */
151 long SizeOfCode;
152 /* Total size of all initialized data sections */
153 long SizeOfInitializedData;
154 /* Total size of all uninitialized data sections */
155 long SizeOfUninitializedData;
156 /* Address of entry point relative to image base. */
157 bfd_vma AddressOfEntryPoint;
158 /* Address of the first code section relative to image base. */
159 bfd_vma BaseOfCode;
160 /* Address of the first data section relative to image base. */
161 bfd_vma BaseOfData;
162
252b5132
RH		 163 /* PE stuff */
164 bfd_vma ImageBase; /* address of specific location in memory that
165 file is located, NT default 0x10000 */
166
167 bfd_vma SectionAlignment; /* section alignment default 0x1000 */
168 bfd_vma FileAlignment; /* file alignment default 0x200 */
169 short MajorOperatingSystemVersion; /* minimum version of the operating */
170 short MinorOperatingSystemVersion; /* system req'd for exe, default to 1*/
171 short MajorImageVersion; /* user defineable field to store version of */
172 short MinorImageVersion; /* exe or dll being created, default to 0 */
173 short MajorSubsystemVersion; /* minimum subsystem version required to */
174 short MinorSubsystemVersion; /* run exe; default to 3.1 */
175 long Reserved1; /* seems to be 0 */
176 long SizeOfImage; /* size of memory to allocate for prog */
177 long SizeOfHeaders; /* size of PE header and section table */
178 long CheckSum; /* set to 0 */
179 short Subsystem;
180
181 /* type of subsystem exe uses for user interface,
182 possible values:
183 1 - NATIVE Doesn't require a subsystem
184 2 - WINDOWS_GUI runs in Windows GUI subsystem
185 3 - WINDOWS_CUI runs in Windows char sub. (console app)
186 5 - OS2_CUI runs in OS/2 character subsystem
187 7 - POSIX_CUI runs in Posix character subsystem */
188 short DllCharacteristics; /* flags for DLL init, use 0 */
189 bfd_vma SizeOfStackReserve; /* amount of memory to reserve */
190 bfd_vma SizeOfStackCommit; /* amount of memory initially committed for
191 initial thread's stack, default is 0x1000 */
192 bfd_vma SizeOfHeapReserve; /* amount of virtual memory to reserve and */
193 bfd_vma SizeOfHeapCommit; /* commit, don't know what to defaut it to */
194 long LoaderFlags; /* can probably set to 0 */
195 long NumberOfRvaAndSizes; /* number of entries in next entry, 16 */
196 IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
197};
198
199/********************** AOUT "OPTIONAL HEADER" **********************/
200struct internal_aouthdr
201{
202 short magic; /* type of file */
203 short vstamp; /* version stamp */
204 bfd_vma tsize; /* text size in bytes, padded to FW bdry*/
205 bfd_vma dsize; /* initialized data " " */
206 bfd_vma bsize; /* uninitialized data " " */
207 bfd_vma entry; /* entry pt. */
208 bfd_vma text_start; /* base of text used for this file */
209 bfd_vma data_start; /* base of data used for this file */
210
211 /* i960 stuff */
212 unsigned long tagentries; /* number of tag entries to follow */
213
214 /* RS/6000 stuff */
3dd657b1 215 bfd_vma o_toc; /* address of TOC */
252b5132
RH		 216 short o_snentry; /* section number for entry point */
217 short o_sntext; /* section number for text */
218 short o_sndata; /* section number for data */
219 short o_sntoc; /* section number for toc */
220 short o_snloader; /* section number for loader section */
221 short o_snbss; /* section number for bss */
222 short o_algntext; /* max alignment for text */
223 short o_algndata; /* max alignment for data */
224 short o_modtype; /* Module type field, 1R,RE,RO */
225 short o_cputype; /* Encoded CPU type */
3dd657b1
TR		 226 bfd_vma o_maxstack; /* max stack size allowed. */
227 bfd_vma o_maxdata; /* max data size allowed. */
252b5132
RH		 228
229 /* ECOFF stuff */
230 bfd_vma bss_start; /* Base of bss section. */
231 bfd_vma gp_value; /* GP register value. */
232 unsigned long gprmask; /* General registers used. */
233 unsigned long cprmask[4]; /* Coprocessor registers used. */
234 unsigned long fprmask; /* Floating pointer registers used. */
235
236 /* Apollo stuff */
237 long o_inlib; /* inlib data */
238 long o_sri; /* Static Resource Information */
239 long vid[2]; /* Version id */
240
252b5132 241 struct internal_extra_pe_aouthdr pe;
252b5132
RH		 242};
243
244/********************** STORAGE CLASSES **********************/
245
246/* This used to be defined as -1, but now n_sclass is unsigned. */
247#define C_EFCN 0xff /* physical end of function */
248#define C_NULL 0
249#define C_AUTO 1 /* automatic variable */
250#define C_EXT 2 /* external symbol */
251#define C_STAT 3 /* static */
252#define C_REG 4 /* register variable */
253#define C_EXTDEF 5 /* external definition */
254#define C_LABEL 6 /* label */
255#define C_ULABEL 7 /* undefined label */
256#define C_MOS 8 /* member of structure */
257#define C_ARG 9 /* function argument */
258#define C_STRTAG 10 /* structure tag */
259#define C_MOU 11 /* member of union */
260#define C_UNTAG 12 /* union tag */
261#define C_TPDEF 13 /* type definition */
262#define C_USTATIC 14 /* undefined static */
263#define C_ENTAG 15 /* enumeration tag */
264#define C_MOE 16 /* member of enumeration */
265#define C_REGPARM 17 /* register parameter */
266#define C_FIELD 18 /* bit field */
267#define C_AUTOARG 19 /* auto argument */
268#define C_LASTENT 20 /* dummy entry (end of block) */
269#define C_BLOCK 100 /* ".bb" or ".eb" */
270#define C_FCN 101 /* ".bf" or ".ef" */
271#define C_EOS 102 /* end of structure */
272#define C_FILE 103 /* file name */
273#define C_LINE 104 /* line # reformatted as symbol table entry */
274#define C_ALIAS 105 /* duplicate tag */
275#define C_HIDDEN 106 /* ext symbol in dmert public lib */
276
5f190081
NC		 277#if defined _AIX52 || defined AIX_WEAK_SUPPORT
278#define C_WEAKEXT 111 /* weak symbol -- AIX standard. */
279#else
280#define C_WEAKEXT 127 /* weak symbol -- GNU extension. */
281#endif
252b5132 282
81635ce4 283/* New storage classes for TI COFF */
252b5132
RH		 284#define C_UEXT 19 /* Tentative external definition */
285#define C_STATLAB 20 /* Static load time label */
286#define C_EXTLAB 21 /* External load time label */
287#define C_SYSTEM 23 /* System Wide variable */
288
289/* New storage classes for WINDOWS_NT */
290#define C_SECTION 104 /* section name */
291#define C_NT_WEAK 105 /* weak external */
292
293 /* New storage classes for 80960 */
294
295/* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */
296#define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */
297
298#define C_SCALL 107 /* Procedure reachable via system call */
299#define C_LEAFEXT 108 /* External leaf */
300#define C_LEAFSTAT 113 /* Static leaf */
301#define C_OPTVAR 109 /* Optimized variable */
302#define C_DEFINE 110 /* Preprocessor #define */
303#define C_PRAGMA 111 /* Advice to compiler or linker */
304#define C_SEGMENT 112 /* 80960 segment name */
305
306 /* Storage classes for m88k */
307#define C_SHADOW 107 /* shadow symbol */
308#define C_VERSION 108 /* coff version symbol */
309
310 /* New storage classes for RS/6000 */
311#define C_HIDEXT 107 /* Un-named external symbol */
312#define C_BINCL 108 /* Marks beginning of include file */
313#define C_EINCL 109 /* Marks ending of include file */
314
315 /* storage classes for stab symbols for RS/6000 */
316#define C_GSYM (0x80)
317#define C_LSYM (0x81)
318#define C_PSYM (0x82)
319#define C_RSYM (0x83)
320#define C_RPSYM (0x84)
321#define C_STSYM (0x85)
322#define C_TCSYM (0x86)
323#define C_BCOMM (0x87)
324#define C_ECOML (0x88)
325#define C_ECOMM (0x89)
326#define C_DECL (0x8c)
327#define C_ENTRY (0x8d)
328#define C_FUN (0x8e)
329#define C_BSTAT (0x8f)
330#define C_ESTAT (0x90)
331
332/* Storage classes for Thumb symbols */
333#define C_THUMBEXT (128 + C_EXT) /* 130 */
334#define C_THUMBSTAT (128 + C_STAT) /* 131 */
335#define C_THUMBLABEL (128 + C_LABEL) /* 134 */
336#define C_THUMBEXTFUNC (C_THUMBEXT + 20) /* 150 */
337#define C_THUMBSTATFUNC (C_THUMBSTAT + 20) /* 151 */
338
339/********************** SECTION HEADER **********************/
340
341#define SCNNMLEN (8)
342
343struct internal_scnhdr
344{
345 char s_name[SCNNMLEN]; /* section name */
346
347 /* Physical address, aliased s_nlib.
348 In the pei format, this field is the virtual section size
349 (the size of the section after being loaded int memory),
350 NOT the physical address. */
351 bfd_vma s_paddr;
352
353 bfd_vma s_vaddr; /* virtual address */
354 bfd_vma s_size; /* section size */
355 bfd_vma s_scnptr; /* file ptr to raw data for section */
356 bfd_vma s_relptr; /* file ptr to relocation */
357 bfd_vma s_lnnoptr; /* file ptr to line numbers */
358 unsigned long s_nreloc; /* number of relocation entries */
359 unsigned long s_nlnno; /* number of line number entries*/
360 long s_flags; /* flags */
361 long s_align; /* used on I960 */
b9af77f5 362 unsigned char s_page; /* TI COFF load page */
252b5132
RH		 363};
364
4f1d9bd8 365/* s_flags "type". */
252b5132
RH		 366#define STYP_REG (0x0000) /* "regular": allocated, relocated, loaded */
367#define STYP_DSECT (0x0001) /* "dummy": relocated only*/
368#define STYP_NOLOAD (0x0002) /* "noload": allocated, relocated, not loaded */
369#define STYP_GROUP (0x0004) /* "grouped": formed of input sections */
370#define STYP_PAD (0x0008) /* "padding": not allocated, not relocated, loaded */
371#define STYP_COPY (0x0010) /* "copy": for decision function used by field update; not allocated, not relocated,
372 loaded; reloc & lineno entries processed normally */
373#define STYP_TEXT (0x0020) /* section contains text only */
374#define S_SHRSEG (0x0020) /* In 3b Update files (output of ogen), sections which appear in SHARED segments of the Pfile
375 will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will
376 update all process invocations. */
377#define STYP_DATA (0x0040) /* section contains data only */
378#define STYP_BSS (0x0080) /* section contains bss only */
379#define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */
380#define STYP_INFO (0x0200) /* comment: not allocated not relocated, not loaded */
381#define STYP_OVER (0x0400) /* overlay: relocated not allocated or loaded */
382#define STYP_LIB (0x0800) /* for .lib: same as INFO */
383#define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */
4f1d9bd8
NC		 384#define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions
385 wherever padding is necessary and there is a
386 word of contiguous bytes beginning on a word
387 boundary. */
252b5132
RH		 388
389#define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */
390
391
252b5132
RH		 392/********************** LINE NUMBERS **********************/
393
394/* 1 line number entry for every "breakpointable" source line in a section.
4f1d9bd8
NC		 395 Line numbers are grouped on a per function basis; first entry in a function
396 grouping will have l_lnno = 0 and in place of physical address will be the
397 symbol table index of the function name. */
252b5132
RH		 398
399struct internal_lineno
400{
401 union
402 {
3dd657b1
TR		 403 bfd_signed_vma l_symndx; /* function name symbol index, iff l_lnno == 0*/
404 bfd_signed_vma l_paddr; /* (physical) address of line number */
252b5132
RH		 405 } l_addr;
406 unsigned long l_lnno; /* line number */
407};
408
409/********************** SYMBOLS **********************/
410
411#define SYMNMLEN 8 /* # characters in a symbol name */
412#define FILNMLEN 14 /* # characters in a file name */
413#define DIMNUM 4 /* # array dimensions in auxiliary entry */
414
415struct internal_syment
416{
417 union
418 {
419 char _n_name[SYMNMLEN]; /* old COFF version */
420 struct
421 {
422 long _n_zeroes; /* new == 0 */
423 long _n_offset; /* offset into string table */
424 } _n_n;
425 char *_n_nptr[2]; /* allows for overlaying */
426 } _n;
3dd657b1 427 bfd_vma n_value; /* value of symbol */
252b5132
RH		 428 short n_scnum; /* section number */
429 unsigned short n_flags; /* copy of flags from filhdr */
430 unsigned short n_type; /* type and derived type */
431 unsigned char n_sclass; /* storage class */
432 unsigned char n_numaux; /* number of aux. entries */
433};
434
435#define n_name _n._n_name
436#define n_zeroes _n._n_n._n_zeroes
437#define n_offset _n._n_n._n_offset
438
252b5132 439/* Relocatable symbols have number of the section in which they are defined,
4f1d9bd8 440 or one of the following: */
252b5132
RH		 441
442#define N_UNDEF ((short)0) /* undefined symbol */
443#define N_ABS ((short)-1) /* value of symbol is absolute */
444#define N_DEBUG ((short)-2) /* debugging symbol -- value is meaningless */
445#define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */
446#define P_TV ((short)-4) /* indicates symbol needs postload transfer vector*/
447
4f1d9bd8
NC		 448/* Type of a symbol, in low N bits of the word. */
449
252b5132
RH		 450#define T_NULL 0
451#define T_VOID 1 /* function argument (only used by compiler) */
452#define T_CHAR 2 /* character */
453#define T_SHORT 3 /* short integer */
454#define T_INT 4 /* integer */
455#define T_LONG 5 /* long integer */
456#define T_FLOAT 6 /* floating point */
457#define T_DOUBLE 7 /* double word */
458#define T_STRUCT 8 /* structure */
459#define T_UNION 9 /* union */
460#define T_ENUM 10 /* enumeration */
461#define T_MOE 11 /* member of enumeration*/
462#define T_UCHAR 12 /* unsigned character */
463#define T_USHORT 13 /* unsigned short */
464#define T_UINT 14 /* unsigned integer */
465#define T_ULONG 15 /* unsigned long */
466#define T_LNGDBL 16 /* long double */
467
4f1d9bd8
NC		 468/* Derived types, in n_type. */
469
252b5132
RH		 470#define DT_NON (0) /* no derived type */
471#define DT_PTR (1) /* pointer */
472#define DT_FCN (2) /* function */
473#define DT_ARY (3) /* array */
474
475#define BTYPE(x) ((x) & N_BTMASK)
25bcc51d 476#define DTYPE(x) (((x) & N_TMASK) >> N_BTSHFT)
252b5132
RH		 477
478#define ISPTR(x) \
479 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_PTR << N_BTSHFT))
480#define ISFCN(x) \
481 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_FCN << N_BTSHFT))
482#define ISARY(x) \
483 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_ARY << N_BTSHFT))
484#define ISTAG(x) \
485 ((x) == C_STRTAG || (x) == C_UNTAG || (x) == C_ENTAG)
486#define DECREF(x) \
487 ((((x) >> N_TSHIFT) & ~ N_BTMASK) | ((x) & N_BTMASK))
488
489union internal_auxent
490{
491 struct
492 {
493
494 union
495 {
496 long l; /* str, un, or enum tag indx */
497 struct coff_ptr_struct *p;
498 } x_tagndx;
499
500 union
501 {
502 struct
503 {
504 unsigned short x_lnno; /* declaration line number */
505 unsigned short x_size; /* str/union/array size */
506 } x_lnsz;
507 long x_fsize; /* size of function */
508 } x_misc;
509
510 union
511 {
512 struct
513 { /* if ISFCN, tag, or .bb */
3dd657b1 514 bfd_signed_vma x_lnnoptr; /* ptr to fcn line # */
252b5132
RH		 515 union
516 { /* entry ndx past block end */
517 long l;
518 struct coff_ptr_struct *p;
519 } x_endndx;
520 } x_fcn;
521
522 struct
523 { /* if ISARY, up to 4 dimen. */
524 unsigned short x_dimen[DIMNUM];
525 } x_ary;
526 } x_fcnary;
527
528 unsigned short x_tvndx; /* tv index */
529 } x_sym;
530
531 union
532 {
533 char x_fname[FILNMLEN];
534 struct
535 {
536 long x_zeroes;
537 long x_offset;
538 } x_n;
539 } x_file;
540
541 struct
542 {
543 long x_scnlen; /* section length */
544 unsigned short x_nreloc; /* # relocation entries */
545 unsigned short x_nlinno; /* # line numbers */
546 unsigned long x_checksum; /* section COMDAT checksum for PE */
547 unsigned short x_associated; /* COMDAT associated section index for PE */
548 unsigned char x_comdat; /* COMDAT selection number for PE */
549 } x_scn;
550
551 struct
552 {
553 long x_tvfill; /* tv fill value */
554 unsigned short x_tvlen; /* length of .tv */
555 unsigned short x_tvran[2]; /* tv range */
556 } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
557
558 /******************************************
559 * RS/6000-specific auxent - last auxent for every external symbol
560 ******************************************/
561 struct
562 {
563 union
564 { /* csect length or enclosing csect */
3dd657b1 565 bfd_signed_vma l;
252b5132
RH		 566 struct coff_ptr_struct *p;
567 } x_scnlen;
568 long x_parmhash; /* parm type hash index */
569 unsigned short x_snhash; /* sect num with parm hash */
570 unsigned char x_smtyp; /* symbol align and type */
571 /* 0-4 - Log 2 of alignment */
572 /* 5-7 - symbol type */
573 unsigned char x_smclas; /* storage mapping class */
574 long x_stab; /* dbx stab info index */
575 unsigned short x_snstab; /* sect num with dbx stab */
576 } x_csect; /* csect definition information */
577
578/* x_smtyp values: */
579
580#define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */
581#define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */
582/* Symbol type values: */
583#define XTY_ER 0 /* External reference */
584#define XTY_SD 1 /* Csect definition */
585#define XTY_LD 2 /* Label definition */
586#define XTY_CM 3 /* .BSS */
587#define XTY_EM 4 /* Error message */
588#define XTY_US 5 /* "Reserved for internal use" */
589
590/* x_smclas values: */
591
592#define XMC_PR 0 /* Read-only program code */
593#define XMC_RO 1 /* Read-only constant */
594#define XMC_DB 2 /* Read-only debug dictionary table */
595#define XMC_TC 3 /* Read-write general TOC entry */
596#define XMC_UA 4 /* Read-write unclassified */
597#define XMC_RW 5 /* Read-write data */
598#define XMC_GL 6 /* Read-only global linkage */
599#define XMC_XO 7 /* Read-only extended operation */
600#define XMC_SV 8 /* Read-only supervisor call */
601#define XMC_BS 9 /* Read-write BSS */
602#define XMC_DS 10 /* Read-write descriptor csect */
603#define XMC_UC 11 /* Read-write unnamed Fortran common */
604#define XMC_TI 12 /* Read-only traceback index csect */
605#define XMC_TB 13 /* Read-only traceback table csect */
606/* 14 ??? */
607#define XMC_TC0 15 /* Read-write TOC anchor */
608#define XMC_TD 16 /* Read-write data in TOC */
609
610 /******************************************
611 * I960-specific *2nd* aux. entry formats
612 ******************************************/
613 struct
614 {
615 /* This is a very old typo that keeps getting propagated. */
616#define x_stdindx x_stindx
617 long x_stindx; /* sys. table entry */
618 } x_sc; /* system call entry */
619
620 struct
621 {
622 unsigned long x_balntry; /* BAL entry point */
623 } x_bal; /* BAL-callable function */
624
625 struct
626 {
627 unsigned long x_timestamp; /* time stamp */
628 char x_idstring[20]; /* producer identity string */
629 } x_ident; /* Producer ident info */
630
631};
632
633/********************** RELOCATION DIRECTIVES **********************/
634
635struct internal_reloc
636{
637 bfd_vma r_vaddr; /* Virtual address of reference */
638 long r_symndx; /* Index into symbol table */
639 unsigned short r_type; /* Relocation type */
640 unsigned char r_size; /* Used by RS/6000 and ECOFF */
641 unsigned char r_extern; /* Used by ECOFF */
642 unsigned long r_offset; /* Used by Alpha ECOFF, SPARC, others */
643};
644
99ad8390
NC		 645/* X86-64 relocations. */
646#define R_AMD64_ABS 0 /* Reference is absolute, no relocation is necessary. */
647#define R_AMD64_DIR64 1 /* 64-bit address (VA). */
648#define R_AMD64_DIR32 2 /* 32-bit address (VA) R_DIR32. */
649#define R_AMD64_IMAGEBASE 3 /* 32-bit absolute ref w/o base R_IMAGEBASE. */
650#define R_AMD64_PCRLONG 4 /* 32-bit relative address from byte following reloc R_PCRLONG. */
651#define R_AMD64_PCRLONG_1 5 /* 32-bit relative address from byte distance 1 from reloc. */
652#define R_AMD64_PCRLONG_2 6 /* 32-bit relative address from byte distance 2 from reloc. */
653#define R_AMD64_PCRLONG_3 7 /* 32-bit relative address from byte distance 3 from reloc. */
654#define R_AMD64_PCRLONG_4 8 /* 32-bit relative address from byte distance 4 from reloc. */
655#define R_AMD64_PCRLONG_5 9 /* 32-bit relative address from byte distance 5 from reloc. */
656#define R_AMD64_SECTION 10 /* Section index. */
657#define R_AMD64_SECREL 11 /* 32 bit offset from base of section containing target R_SECREL. */
658#define R_AMD64_SECREL7 12 /* 7 bit unsigned offset from base of section containing target. */
659#define R_AMD64_TOKEN 13 /* 32 bit metadata token. */
660#define R_AMD64_PCRQUAD 14 /* Pseude PC64 relocation - Note: not specified by MS/AMD but need for gas pc-relative 64bit wide relocation generated by ELF. */
661
662/* i386 Relocations. */
663
26642729 664#define R_DIR16 1
026df7c5 665#define R_REL24 5
26642729
AM		 666#define R_DIR32 6
667#define R_IMAGEBASE 7
6482c264 668#define R_SECREL32 11
26642729
AM		 669#define R_RELBYTE 15
670#define R_RELWORD 16
671#define R_RELLONG 17
672#define R_PCRBYTE 18
673#define R_PCRWORD 19
674#define R_PCRLONG 20
026df7c5 675#define R_PCR24 21
26642729
AM		 676#define R_IPRSHORT 24
677#define R_IPRLONG 26
678#define R_GETSEG 29
679#define R_GETPA 30
680#define R_TAGWORD 31
681#define R_JUMPTARG 32 /* strange 29k 00xx00xx reloc */
026df7c5
NC		 682#define R_PARTLS16 32
683#define R_PARTMS8 33
26642729
AM		 684
685#define R_PCR16L 128
686#define R_PCR26L 129
687#define R_VRT16 130
688#define R_HVRT16 131
689#define R_LVRT16 132
690#define R_VRT32 133
252b5132
RH		 691
692
693/* This reloc identifies mov.b instructions with a 16bit absolute
694 address. The linker tries to turn insns with this reloc into
695 an absolute 8-bit address. */
696#define R_MOV16B1 0x41
697
698/* This reloc identifies mov.b instructions which had a 16bit
699 absolute address which have been shortened into a 8-bit
700 absolute address. */
701#define R_MOV16B2 0x42
702
703/* This reloc identifies jmp insns with a 16bit target address;
704 the linker tries to turn these insns into bra insns with
705 an 8bit pc-relative target. */
706#define R_JMP1 0x43
707
708/* This reloc identifies a bra with an 8-bit pc-relative
d586919e 709 target that was formerly a jmp insn with a 16bit target. */
252b5132
RH		 710#define R_JMP2 0x44
711
712/* ??? */
713#define R_RELLONG_NEG 0x45
714
715/* This reloc identifies jmp insns with a 24bit target address;
716 the linker tries to turn these insns into bra insns with
717 an 8bit pc-relative target. */
718#define R_JMPL1 0x46
719
720/* This reloc identifies a bra with an 8-bit pc-relative
d586919e 721 target that was formerly a jmp insn with a 24bit target. */
252b5132
RH		 722#define R_JMPL2 0x47
723
724/* This reloc identifies mov.b instructions with a 24bit absolute
725 address. The linker tries to turn insns with this reloc into
726 an absolute 8-bit address. */
727
728#define R_MOV24B1 0x48
729
730/* This reloc identifies mov.b instructions which had a 24bit
731 absolute address which have been shortened into a 8-bit
732 absolute address. */
733#define R_MOV24B2 0x49
734
735/* An h8300 memory indirect jump/call. Forces the address of the jump/call
736 target into the function vector (in page zero), and the address of the
737 vector entry to be placed in the jump/call instruction. */
738#define R_MEM_INDIRECT 0x4a
739
740/* This reloc identifies a 16bit pc-relative branch target which was
741 shortened into an 8bit pc-relative branch target. */
742#define R_PCRWORD_B 0x4b
743
744/* This reloc identifies mov.[wl] instructions with a 32/24 bit
745 absolute address; the linker may turn this into a mov.[wl]
746 insn with a 16bit absolute address. */
747#define R_MOVL1 0x4c
748
d586919e 749/* This reloc identifies mov.[wl] insns which formerly had
310905c5 750 a 32/24bit absolute address and now have a 16bit absolute address. */
252b5132
RH		 751#define R_MOVL2 0x4d
752
753/* This reloc identifies a bCC:8 which will have it's condition
754 inverted and its target redirected to the target of the branch
755 in the following insn. */
756#define R_BCC_INV 0x4e
757
758/* This reloc identifies a jmp instruction that has been deleted. */
759#define R_JMP_DEL 0x4f
760
761/* Z8k modes */
762#define R_IMM16 0x01 /* 16 bit abs */
763#define R_JR 0x02 /* jr 8 bit disp */
764#define R_IMM4L 0x23 /* low nibble */
765#define R_IMM8 0x22 /* 8 bit abs */
766#define R_IMM32 R_RELLONG /* 32 bit abs */
767#define R_CALL R_DA /* Absolute address which could be a callr */
768#define R_JP R_DA /* Absolute address which could be a jp */
769#define R_REL16 0x04 /* 16 bit PC rel */
770#define R_CALLR 0x05 /* callr 12 bit disp */
771#define R_SEG 0x10 /* set if in segmented mode */
772#define R_IMM4H 0x24 /* high nibble */
773#define R_DISP7 0x25 /* djnz displacement */
774
3c9b82ba
NC		 775/* Z80 modes */
776#define R_OFF8 0x32 /* 8 bit signed abs, for (i[xy]+d) */
134dcee5 777#define R_IMM24 0x33 /* 24 bit abs */
3c9b82ba
NC		 778/* R_JR, R_IMM8, R_IMM16, R_IMM32 - as for Z8k */
779
252b5132
RH		 780/* H8500 modes */
781
782#define R_H8500_IMM8 1 /* 8 bit immediate */
783#define R_H8500_IMM16 2 /* 16 bit immediate */
784#define R_H8500_PCREL8 3 /* 8 bit pcrel */
785#define R_H8500_PCREL16 4 /* 16 bit pcrel */
786#define R_H8500_HIGH8 5 /* high 8 bits of 24 bit address */
787#define R_H8500_LOW16 7 /* low 16 bits of 24 bit immediate */
788#define R_H8500_IMM24 6 /* 24 bit immediate */
789#define R_H8500_IMM32 8 /* 32 bit immediate */
790#define R_H8500_HIGH16 9 /* high 16 bits of 32 bit immediate */
791
792/* W65 modes */
793
794#define R_W65_ABS8 1 /* addr & 0xff */
795#define R_W65_ABS16 2 /* addr & 0xffff */
796#define R_W65_ABS24 3 /* addr & 0xffffff */
797
798#define R_W65_ABS8S8 4 /* (addr >> 8) & 0xff */
799#define R_W65_ABS8S16 5 /* (addr >> 16) & 0xff */
800
801#define R_W65_ABS16S8 6 /* (addr >> 8) & 0ffff */
802#define R_W65_ABS16S16 7 /* (addr >> 16) & 0ffff */
803
804#define R_W65_PCR8 8
805#define R_W65_PCR16 9
806
807#define R_W65_DP 10 /* direct page 8 bits only */
808
809#endif /* GNU_COFF_INTERNAL_H */
GDB Binutils - Deliverables
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