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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [include/] [coff/] [internal.h] - Blame information for rev 156

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/* Internal format of COFF object file data structures, for GNU BFD.
2
   This file is part of BFD, the Binary File Descriptor library.
3
 
4
   Copyright 1999, 2000, 2001, 2002, 2003, 2004. 2005, 2006, 2007
5
   Free Software Foundation, Inc.
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
19
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
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
 
35
struct 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
 
61
struct internal_filehdr
62
{
63
  struct internal_extra_pe_filehdr pe;
64
 
65
  /* Standard coff internal info.  */
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                        */
73
  unsigned short f_target_id;   /* (TI COFF specific)           */
74
};
75
 
76
 
77
/* Bits for f_flags:
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.  */
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
 
100
/* Extra structure which is used in the optional header.  */
101
typedef struct _IMAGE_DATA_DIRECTORY
102
{
103
  bfd_vma VirtualAddress;
104
  long    Size;
105
}  IMAGE_DATA_DIRECTORY;
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. */
122
#define IMAGE_NUMBEROF_DIRECTORY_ENTRIES  16
123
 
124
/* Default image base for NT.  */
125
#define NT_EXE_IMAGE_BASE 0x400000
126
#define NT_DLL_IMAGE_BASE 0x10000000
127
 
128
/* Default image base for BeOS. */
129
#define BEOS_EXE_IMAGE_BASE 0x80000000
130
#define BEOS_DLL_IMAGE_BASE 0x10000000
131
 
132
/* Extra stuff in a PE aouthdr */
133
 
134
#define PE_DEF_SECTION_ALIGNMENT 0x1000
135
#ifndef PE_DEF_FILE_ALIGNMENT
136
# define PE_DEF_FILE_ALIGNMENT 0x200
137
#endif
138
 
139
struct internal_extra_pe_aouthdr
140
{
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
 
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" **********************/
200
struct 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 */
215
  bfd_vma o_toc;                /* address of TOC                       */
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             */
226
  bfd_vma o_maxstack;   /* max stack size allowed.      */
227
  bfd_vma o_maxdata;    /* max data size allowed.       */
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
 
241
  struct internal_extra_pe_aouthdr pe;
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
 
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
282
 
283
/* New storage classes for TI COFF */
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
 
343
struct 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                 */
362
  unsigned char s_page;         /* TI COFF load page            */
363
};
364
 
365
/* s_flags "type".  */
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 */
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. */
388
 
389
#define STYP_LIT        0x8020  /* Literal data (like STYP_TEXT) */
390
 
391
 
392
/********************** LINE NUMBERS **********************/
393
 
394
/* 1 line number entry for every "breakpointable" source line in a section.
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.  */
398
 
399
struct internal_lineno
400
{
401
  union
402
  {
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    */
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
 
415
struct internal_syment
416
{
417
  union
418
  {
419
    char _n_name[SYMNMLEN];     /* old COFF version             */
420
    struct
421
    {
422
      bfd_hostptr_t _n_zeroes;  /* new == 0                     */
423
      bfd_hostptr_t _n_offset;  /* offset into string table     */
424
    }      _n_n;
425
    char *_n_nptr[2];           /* allows for overlaying        */
426
  }     _n;
427
  bfd_vma n_value;              /* value of symbol              */
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
 
439
/* Relocatable symbols have number of the section in which they are defined,
440
   or one of the following:  */
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
 
448
/* Type of a symbol, in low N bits of the word.  */
449
 
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
 
468
/* Derived types, in n_type.  */
469
 
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)
476
#define DTYPE(x)        (((x) & N_TMASK) >> N_BTSHFT)
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
 
489
union 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 */
514
        bfd_signed_vma x_lnnoptr;               /* ptr to fcn line # */
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 */
565
        bfd_signed_vma l;
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
 
635
struct 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
 
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
 
664
#define R_DIR16          1
665
#define R_REL24          5
666
#define R_DIR32          6
667
#define R_IMAGEBASE      7
668
#define R_SECREL32      11
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
675
#define R_PCR24         21
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 */
682
#define R_PARTLS16      32
683
#define R_PARTMS8       33
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
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
709
   target that was formerly a jmp insn with a 16bit target.  */
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
721
   target that was formerly a jmp insn with a 24bit target.  */
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
 
749
/* This reloc identifies mov.[wl] insns which formerly had
750
   a 32/24bit absolute address and now have a 16bit absolute address.  */
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
 
775
/* Z80 modes */
776
#define R_OFF8    0x32          /* 8 bit signed abs, for (i[xy]+d) */
777
#define R_IMM24   0x33          /* 24 bit abs */
778
/* R_JR, R_IMM8, R_IMM16, R_IMM32 - as for Z8k */
779
 
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 */

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