1 /* Internal format of COFF object file data structures, for GNU BFD.
2 This file is part of BFD, the Binary File Descriptor library.
4 Copyright 1999, 2000, 2001, 2002, 2003, 2004. 2005, 2006, 2007
5 Free Software Foundation, Inc.
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.
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.
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. */
21 #ifndef GNU_COFF_INTERNAL_H
22 #define GNU_COFF_INTERNAL_H 1
24 /* First, make "signed char" work, even on old compilers. */
31 /********************** FILE HEADER **********************/
33 /* extra stuff in a PE header. */
35 struct internal_extra_pe_filehdr
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 */
61 #define GO32_STUBSIZE 2048
63 struct internal_filehdr
65 struct internal_extra_pe_filehdr pe;
67 /* coff-stgo32 EXE stub header before BFD tdata has been allocated.
68 Its data is kept in INTERNAL_FILEHDR.GO32STUB afterwards.
70 F_GO32STUB is set iff go32stub contains a valid data. Artifical headers
71 created in BFD have no pre-set go32stub. */
72 char go32stub[GO32_STUBSIZE];
74 /* Standard coff internal info. */
75 unsigned short f_magic; /* magic number */
76 unsigned short f_nscns; /* number of sections */
77 long f_timdat; /* time & date stamp */
78 bfd_vma f_symptr; /* file pointer to symtab */
79 long f_nsyms; /* number of symtab entries */
80 unsigned short f_opthdr; /* sizeof(optional hdr) */
81 unsigned short f_flags; /* flags */
82 unsigned short f_target_id; /* (TI COFF specific) */
87 F_RELFLG relocation info stripped from file
88 F_EXEC file is executable (no unresolved external references)
89 F_LNNO line numbers stripped from file
90 F_LSYMS local symbols stripped from file
91 F_AR16WR file is 16-bit little-endian
92 F_AR32WR file is 32-bit little-endian
93 F_AR32W file is 32-bit big-endian
94 F_DYNLOAD rs/6000 aix: dynamically loadable w/imports & exports
95 F_SHROBJ rs/6000 aix: file is a shared object
97 F_GO32STUB Field go32stub contains valid data. */
99 #define F_RELFLG (0x0001)
100 #define F_EXEC (0x0002)
101 #define F_LNNO (0x0004)
102 #define F_LSYMS (0x0008)
103 #define F_AR16WR (0x0080)
104 #define F_AR32WR (0x0100)
105 #define F_AR32W (0x0200)
106 #define F_DYNLOAD (0x1000)
107 #define F_SHROBJ (0x2000)
108 #define F_DLL (0x2000)
109 #define F_GO32STUB (0x4000)
111 /* Extra structure which is used in the optional header. */
112 typedef struct _IMAGE_DATA_DIRECTORY
114 bfd_vma VirtualAddress;
116 } IMAGE_DATA_DIRECTORY;
117 #define PE_EXPORT_TABLE 0
118 #define PE_IMPORT_TABLE 1
119 #define PE_RESOURCE_TABLE 2
120 #define PE_EXCEPTION_TABLE 3
121 #define PE_CERTIFICATE_TABLE 4
122 #define PE_BASE_RELOCATION_TABLE 5
123 #define PE_DEBUG_DATA 6
124 #define PE_ARCHITECTURE 7
125 #define PE_GLOBAL_PTR 8
126 #define PE_TLS_TABLE 9
127 #define PE_LOAD_CONFIG_TABLE 10
128 #define PE_BOUND_IMPORT_TABLE 11
129 #define PE_IMPORT_ADDRESS_TABLE 12
130 #define PE_DELAY_IMPORT_DESCRIPTOR 13
131 #define PE_CLR_RUNTIME_HEADER 14
132 /* DataDirectory[15] is currently reserved, so no define. */
133 #define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16
135 /* Default image base for NT. */
136 #define NT_EXE_IMAGE_BASE 0x400000
137 #define NT_DLL_IMAGE_BASE 0x10000000
139 /* Default image base for BeOS. */
140 #define BEOS_EXE_IMAGE_BASE 0x80000000
141 #define BEOS_DLL_IMAGE_BASE 0x10000000
143 /* Extra stuff in a PE aouthdr */
145 #define PE_DEF_SECTION_ALIGNMENT 0x1000
146 #ifndef PE_DEF_FILE_ALIGNMENT
147 # define PE_DEF_FILE_ALIGNMENT 0x200
150 struct internal_extra_pe_aouthdr
152 /* FIXME: The following entries are in AOUTHDR. But they aren't
153 available internally in bfd. We add them here so that objdump
155 /* The state of the image file */
157 /* Linker major version number */
158 char MajorLinkerVersion;
159 /* Linker minor version number */
160 char MinorLinkerVersion;
161 /* Total size of all code sections */
163 /* Total size of all initialized data sections */
164 long SizeOfInitializedData;
165 /* Total size of all uninitialized data sections */
166 long SizeOfUninitializedData;
167 /* Address of entry point relative to image base. */
168 bfd_vma AddressOfEntryPoint;
169 /* Address of the first code section relative to image base. */
171 /* Address of the first data section relative to image base. */
175 bfd_vma ImageBase; /* address of specific location in memory that
176 file is located, NT default 0x10000 */
178 bfd_vma SectionAlignment; /* section alignment default 0x1000 */
179 bfd_vma FileAlignment; /* file alignment default 0x200 */
180 short MajorOperatingSystemVersion; /* minimum version of the operating */
181 short MinorOperatingSystemVersion; /* system req'd for exe, default to 1*/
182 short MajorImageVersion; /* user defineable field to store version of */
183 short MinorImageVersion; /* exe or dll being created, default to 0 */
184 short MajorSubsystemVersion; /* minimum subsystem version required to */
185 short MinorSubsystemVersion; /* run exe; default to 3.1 */
186 long Reserved1; /* seems to be 0 */
187 long SizeOfImage; /* size of memory to allocate for prog */
188 long SizeOfHeaders; /* size of PE header and section table */
189 long CheckSum; /* set to 0 */
192 /* type of subsystem exe uses for user interface,
194 1 - NATIVE Doesn't require a subsystem
195 2 - WINDOWS_GUI runs in Windows GUI subsystem
196 3 - WINDOWS_CUI runs in Windows char sub. (console app)
197 5 - OS2_CUI runs in OS/2 character subsystem
198 7 - POSIX_CUI runs in Posix character subsystem */
199 unsigned short DllCharacteristics; /* flags for DLL init */
200 bfd_vma SizeOfStackReserve; /* amount of memory to reserve */
201 bfd_vma SizeOfStackCommit; /* amount of memory initially committed for
202 initial thread's stack, default is 0x1000 */
203 bfd_vma SizeOfHeapReserve; /* amount of virtual memory to reserve and */
204 bfd_vma SizeOfHeapCommit; /* commit, don't know what to defaut it to */
205 long LoaderFlags; /* can probably set to 0 */
206 long NumberOfRvaAndSizes; /* number of entries in next entry, 16 */
207 IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
210 /********************** AOUT "OPTIONAL HEADER" **********************/
211 struct internal_aouthdr
213 short magic; /* type of file */
214 short vstamp; /* version stamp */
215 bfd_vma tsize; /* text size in bytes, padded to FW bdry*/
216 bfd_vma dsize; /* initialized data " " */
217 bfd_vma bsize; /* uninitialized data " " */
218 bfd_vma entry; /* entry pt. */
219 bfd_vma text_start; /* base of text used for this file */
220 bfd_vma data_start; /* base of data used for this file */
223 unsigned long tagentries; /* number of tag entries to follow */
226 bfd_vma o_toc; /* address of TOC */
227 short o_snentry; /* section number for entry point */
228 short o_sntext; /* section number for text */
229 short o_sndata; /* section number for data */
230 short o_sntoc; /* section number for toc */
231 short o_snloader; /* section number for loader section */
232 short o_snbss; /* section number for bss */
233 short o_algntext; /* max alignment for text */
234 short o_algndata; /* max alignment for data */
235 short o_modtype; /* Module type field, 1R,RE,RO */
236 short o_cputype; /* Encoded CPU type */
237 bfd_vma o_maxstack; /* max stack size allowed. */
238 bfd_vma o_maxdata; /* max data size allowed. */
241 bfd_vma bss_start; /* Base of bss section. */
242 bfd_vma gp_value; /* GP register value. */
243 unsigned long gprmask; /* General registers used. */
244 unsigned long cprmask[4]; /* Coprocessor registers used. */
245 unsigned long fprmask; /* Floating pointer registers used. */
248 long o_inlib; /* inlib data */
249 long o_sri; /* Static Resource Information */
250 long vid[2]; /* Version id */
252 struct internal_extra_pe_aouthdr pe;
255 /********************** STORAGE CLASSES **********************/
257 /* This used to be defined as -1, but now n_sclass is unsigned. */
258 #define C_EFCN 0xff /* physical end of function */
260 #define C_AUTO 1 /* automatic variable */
261 #define C_EXT 2 /* external symbol */
262 #define C_STAT 3 /* static */
263 #define C_REG 4 /* register variable */
264 #define C_EXTDEF 5 /* external definition */
265 #define C_LABEL 6 /* label */
266 #define C_ULABEL 7 /* undefined label */
267 #define C_MOS 8 /* member of structure */
268 #define C_ARG 9 /* function argument */
269 #define C_STRTAG 10 /* structure tag */
270 #define C_MOU 11 /* member of union */
271 #define C_UNTAG 12 /* union tag */
272 #define C_TPDEF 13 /* type definition */
273 #define C_USTATIC 14 /* undefined static */
274 #define C_ENTAG 15 /* enumeration tag */
275 #define C_MOE 16 /* member of enumeration */
276 #define C_REGPARM 17 /* register parameter */
277 #define C_FIELD 18 /* bit field */
278 #define C_AUTOARG 19 /* auto argument */
279 #define C_LASTENT 20 /* dummy entry (end of block) */
280 #define C_BLOCK 100 /* ".bb" or ".eb" */
281 #define C_FCN 101 /* ".bf" or ".ef" */
282 #define C_EOS 102 /* end of structure */
283 #define C_FILE 103 /* file name */
284 #define C_LINE 104 /* line # reformatted as symbol table entry */
285 #define C_ALIAS 105 /* duplicate tag */
286 #define C_HIDDEN 106 /* ext symbol in dmert public lib */
287 #define C_WEAKEXT 127 /* weak symbol -- GNU extension. */
289 /* New storage classes for TI COFF */
290 #define C_UEXT 19 /* Tentative external definition */
291 #define C_STATLAB 20 /* Static load time label */
292 #define C_EXTLAB 21 /* External load time label */
293 #define C_SYSTEM 23 /* System Wide variable */
295 /* New storage classes for WINDOWS_NT */
296 #define C_SECTION 104 /* section name */
297 #define C_NT_WEAK 105 /* weak external */
299 /* New storage classes for 80960 */
301 /* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */
302 #define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */
304 #define C_SCALL 107 /* Procedure reachable via system call */
305 #define C_LEAFEXT 108 /* External leaf */
306 #define C_LEAFSTAT 113 /* Static leaf */
307 #define C_OPTVAR 109 /* Optimized variable */
308 #define C_DEFINE 110 /* Preprocessor #define */
309 #define C_PRAGMA 111 /* Advice to compiler or linker */
310 #define C_SEGMENT 112 /* 80960 segment name */
312 /* Storage classes for m88k */
313 #define C_SHADOW 107 /* shadow symbol */
314 #define C_VERSION 108 /* coff version symbol */
316 /* New storage classes for RS/6000 */
317 #define C_HIDEXT 107 /* Un-named external symbol */
318 #define C_BINCL 108 /* Marks beginning of include file */
319 #define C_EINCL 109 /* Marks ending of include file */
320 #define C_AIX_WEAKEXT 111 /* AIX definition of C_WEAKEXT. */
322 #if defined _AIX52 || defined AIX_WEAK_SUPPORT
324 #define C_WEAKEXT C_AIX_WEAKEXT
327 /* storage classes for stab symbols for RS/6000 */
328 #define C_GSYM (0x80)
329 #define C_LSYM (0x81)
330 #define C_PSYM (0x82)
331 #define C_RSYM (0x83)
332 #define C_RPSYM (0x84)
333 #define C_STSYM (0x85)
334 #define C_TCSYM (0x86)
335 #define C_BCOMM (0x87)
336 #define C_ECOML (0x88)
337 #define C_ECOMM (0x89)
338 #define C_DECL (0x8c)
339 #define C_ENTRY (0x8d)
341 #define C_BSTAT (0x8f)
342 #define C_ESTAT (0x90)
344 /* Storage classes for Thumb symbols */
345 #define C_THUMBEXT (128 + C_EXT) /* 130 */
346 #define C_THUMBSTAT (128 + C_STAT) /* 131 */
347 #define C_THUMBLABEL (128 + C_LABEL) /* 134 */
348 #define C_THUMBEXTFUNC (C_THUMBEXT + 20) /* 150 */
349 #define C_THUMBSTATFUNC (C_THUMBSTAT + 20) /* 151 */
351 /* True if XCOFF symbols of class CLASS have auxillary csect information. */
352 #define CSECT_SYM_P(CLASS) \
353 ((CLASS) == C_EXT || (CLASS) == C_AIX_WEAKEXT || (CLASS) == C_HIDEXT)
355 /********************** SECTION HEADER **********************/
359 struct internal_scnhdr
361 char s_name[SCNNMLEN]; /* section name */
363 /* Physical address, aliased s_nlib.
364 In the pei format, this field is the virtual section size
365 (the size of the section after being loaded int memory),
366 NOT the physical address. */
369 bfd_vma s_vaddr; /* virtual address */
370 bfd_vma s_size; /* section size */
371 bfd_vma s_scnptr; /* file ptr to raw data for section */
372 bfd_vma s_relptr; /* file ptr to relocation */
373 bfd_vma s_lnnoptr; /* file ptr to line numbers */
374 unsigned long s_nreloc; /* number of relocation entries */
375 unsigned long s_nlnno; /* number of line number entries*/
376 long s_flags; /* flags */
377 long s_align; /* used on I960 */
378 unsigned char s_page; /* TI COFF load page */
381 /* s_flags "type". */
382 #define STYP_REG (0x0000) /* "regular": allocated, relocated, loaded */
383 #define STYP_DSECT (0x0001) /* "dummy": relocated only*/
384 #define STYP_NOLOAD (0x0002) /* "noload": allocated, relocated, not loaded */
385 #define STYP_GROUP (0x0004) /* "grouped": formed of input sections */
386 #define STYP_PAD (0x0008) /* "padding": not allocated, not relocated, loaded */
387 #define STYP_COPY (0x0010) /* "copy": for decision function used by field update; not allocated, not relocated,
388 loaded; reloc & lineno entries processed normally */
389 #define STYP_TEXT (0x0020) /* section contains text only */
390 #define S_SHRSEG (0x0020) /* In 3b Update files (output of ogen), sections which appear in SHARED segments of the Pfile
391 will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will
392 update all process invocations. */
393 #define STYP_DATA (0x0040) /* section contains data only */
394 #define STYP_BSS (0x0080) /* section contains bss only */
395 #define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */
396 #define STYP_INFO (0x0200) /* comment: not allocated not relocated, not loaded */
397 #define STYP_OVER (0x0400) /* overlay: relocated not allocated or loaded */
398 #define STYP_LIB (0x0800) /* for .lib: same as INFO */
399 #define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */
400 #define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions
401 wherever padding is necessary and there is a
402 word of contiguous bytes beginning on a word
405 #define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */
408 /********************** LINE NUMBERS **********************/
410 /* 1 line number entry for every "breakpointable" source line in a section.
411 Line numbers are grouped on a per function basis; first entry in a function
412 grouping will have l_lnno = 0 and in place of physical address will be the
413 symbol table index of the function name. */
415 struct internal_lineno
419 bfd_signed_vma l_symndx; /* function name symbol index, iff l_lnno == 0*/
420 bfd_signed_vma l_paddr; /* (physical) address of line number */
422 unsigned long l_lnno; /* line number */
425 /********************** SYMBOLS **********************/
427 #define SYMNMLEN 8 /* # characters in a symbol name */
428 #define FILNMLEN 14 /* # characters in a file name */
429 #define DIMNUM 4 /* # array dimensions in auxiliary entry */
431 struct internal_syment
435 char _n_name[SYMNMLEN]; /* old COFF version */
438 bfd_hostptr_t _n_zeroes; /* new == 0 */
439 bfd_hostptr_t _n_offset; /* offset into string table */
441 char *_n_nptr[2]; /* allows for overlaying */
443 bfd_vma n_value; /* value of symbol */
444 short n_scnum; /* section number */
445 unsigned short n_flags; /* copy of flags from filhdr */
446 unsigned short n_type; /* type and derived type */
447 unsigned char n_sclass; /* storage class */
448 unsigned char n_numaux; /* number of aux. entries */
451 #define n_name _n._n_name
452 #define n_zeroes _n._n_n._n_zeroes
453 #define n_offset _n._n_n._n_offset
455 /* Relocatable symbols have number of the section in which they are defined,
456 or one of the following: */
458 #define N_UNDEF ((short)0) /* undefined symbol */
459 #define N_ABS ((short)-1) /* value of symbol is absolute */
460 #define N_DEBUG ((short)-2) /* debugging symbol -- value is meaningless */
461 #define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */
462 #define P_TV ((short)-4) /* indicates symbol needs postload transfer vector*/
464 /* Type of a symbol, in low N bits of the word. */
467 #define T_VOID 1 /* function argument (only used by compiler) */
468 #define T_CHAR 2 /* character */
469 #define T_SHORT 3 /* short integer */
470 #define T_INT 4 /* integer */
471 #define T_LONG 5 /* long integer */
472 #define T_FLOAT 6 /* floating point */
473 #define T_DOUBLE 7 /* double word */
474 #define T_STRUCT 8 /* structure */
475 #define T_UNION 9 /* union */
476 #define T_ENUM 10 /* enumeration */
477 #define T_MOE 11 /* member of enumeration*/
478 #define T_UCHAR 12 /* unsigned character */
479 #define T_USHORT 13 /* unsigned short */
480 #define T_UINT 14 /* unsigned integer */
481 #define T_ULONG 15 /* unsigned long */
482 #define T_LNGDBL 16 /* long double */
484 /* Derived types, in n_type. */
486 #define DT_NON (0) /* no derived type */
487 #define DT_PTR (1) /* pointer */
488 #define DT_FCN (2) /* function */
489 #define DT_ARY (3) /* array */
491 #define BTYPE(x) ((x) & N_BTMASK)
492 #define DTYPE(x) (((x) & N_TMASK) >> N_BTSHFT)
495 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_PTR << N_BTSHFT))
497 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_FCN << N_BTSHFT))
499 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_ARY << N_BTSHFT))
501 ((x) == C_STRTAG || (x) == C_UNTAG || (x) == C_ENTAG)
503 ((((x) >> N_TSHIFT) & ~ N_BTMASK) | ((x) & N_BTMASK))
505 union internal_auxent
512 long l; /* str, un, or enum tag indx */
513 struct coff_ptr_struct *p;
520 unsigned short x_lnno; /* declaration line number */
521 unsigned short x_size; /* str/union/array size */
523 long x_fsize; /* size of function */
529 { /* if ISFCN, tag, or .bb */
530 bfd_signed_vma x_lnnoptr; /* ptr to fcn line # */
532 { /* entry ndx past block end */
534 struct coff_ptr_struct *p;
539 { /* if ISARY, up to 4 dimen. */
540 unsigned short x_dimen[DIMNUM];
544 unsigned short x_tvndx; /* tv index */
549 char x_fname[FILNMLEN];
559 long x_scnlen; /* section length */
560 unsigned short x_nreloc; /* # relocation entries */
561 unsigned short x_nlinno; /* # line numbers */
562 unsigned long x_checksum; /* section COMDAT checksum for PE */
563 unsigned short x_associated; /* COMDAT associated section index for PE */
564 unsigned char x_comdat; /* COMDAT selection number for PE */
569 long x_tvfill; /* tv fill value */
570 unsigned short x_tvlen; /* length of .tv */
571 unsigned short x_tvran[2]; /* tv range */
572 } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
574 /******************************************
575 * RS/6000-specific auxent - last auxent for every external symbol
576 ******************************************/
580 { /* csect length or enclosing csect */
582 struct coff_ptr_struct *p;
584 long x_parmhash; /* parm type hash index */
585 unsigned short x_snhash; /* sect num with parm hash */
586 unsigned char x_smtyp; /* symbol align and type */
587 /* 0-4 - Log 2 of alignment */
588 /* 5-7 - symbol type */
589 unsigned char x_smclas; /* storage mapping class */
590 long x_stab; /* dbx stab info index */
591 unsigned short x_snstab; /* sect num with dbx stab */
592 } x_csect; /* csect definition information */
594 /* x_smtyp values: */
596 #define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */
597 #define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */
598 /* Symbol type values: */
599 #define XTY_ER 0 /* External reference */
600 #define XTY_SD 1 /* Csect definition */
601 #define XTY_LD 2 /* Label definition */
602 #define XTY_CM 3 /* .BSS */
603 #define XTY_EM 4 /* Error message */
604 #define XTY_US 5 /* "Reserved for internal use" */
606 /* x_smclas values: */
608 #define XMC_PR 0 /* Read-only program code */
609 #define XMC_RO 1 /* Read-only constant */
610 #define XMC_DB 2 /* Read-only debug dictionary table */
611 #define XMC_TC 3 /* Read-write general TOC entry */
612 #define XMC_UA 4 /* Read-write unclassified */
613 #define XMC_RW 5 /* Read-write data */
614 #define XMC_GL 6 /* Read-only global linkage */
615 #define XMC_XO 7 /* Read-only extended operation */
616 #define XMC_SV 8 /* Read-only supervisor call */
617 #define XMC_BS 9 /* Read-write BSS */
618 #define XMC_DS 10 /* Read-write descriptor csect */
619 #define XMC_UC 11 /* Read-write unnamed Fortran common */
620 #define XMC_TI 12 /* Read-only traceback index csect */
621 #define XMC_TB 13 /* Read-only traceback table csect */
623 #define XMC_TC0 15 /* Read-write TOC anchor */
624 #define XMC_TD 16 /* Read-write data in TOC */
626 /******************************************
627 * I960-specific *2nd* aux. entry formats
628 ******************************************/
631 /* This is a very old typo that keeps getting propagated. */
632 #define x_stdindx x_stindx
633 long x_stindx; /* sys. table entry */
634 } x_sc; /* system call entry */
638 unsigned long x_balntry; /* BAL entry point */
639 } x_bal; /* BAL-callable function */
643 unsigned long x_timestamp; /* time stamp */
644 char x_idstring[20]; /* producer identity string */
645 } x_ident; /* Producer ident info */
649 /********************** RELOCATION DIRECTIVES **********************/
651 struct internal_reloc
653 bfd_vma r_vaddr; /* Virtual address of reference */
654 long r_symndx; /* Index into symbol table */
655 unsigned short r_type; /* Relocation type */
656 unsigned char r_size; /* Used by RS/6000 and ECOFF */
657 unsigned char r_extern; /* Used by ECOFF */
658 unsigned long r_offset; /* Used by Alpha ECOFF, SPARC, others */
661 /* X86-64 relocations. */
662 #define R_AMD64_ABS 0 /* Reference is absolute, no relocation is necessary. */
663 #define R_AMD64_DIR64 1 /* 64-bit address (VA). */
664 #define R_AMD64_DIR32 2 /* 32-bit address (VA) R_DIR32. */
665 #define R_AMD64_IMAGEBASE 3 /* 32-bit absolute ref w/o base R_IMAGEBASE. */
666 #define R_AMD64_PCRLONG 4 /* 32-bit relative address from byte following reloc R_PCRLONG. */
667 #define R_AMD64_PCRLONG_1 5 /* 32-bit relative address from byte distance 1 from reloc. */
668 #define R_AMD64_PCRLONG_2 6 /* 32-bit relative address from byte distance 2 from reloc. */
669 #define R_AMD64_PCRLONG_3 7 /* 32-bit relative address from byte distance 3 from reloc. */
670 #define R_AMD64_PCRLONG_4 8 /* 32-bit relative address from byte distance 4 from reloc. */
671 #define R_AMD64_PCRLONG_5 9 /* 32-bit relative address from byte distance 5 from reloc. */
672 #define R_AMD64_SECTION 10 /* Section index. */
673 #define R_AMD64_SECREL 11 /* 32 bit offset from base of section containing target R_SECREL. */
674 #define R_AMD64_SECREL7 12 /* 7 bit unsigned offset from base of section containing target. */
675 #define R_AMD64_TOKEN 13 /* 32 bit metadata token. */
676 #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. */
678 /* i386 Relocations. */
683 #define R_IMAGEBASE 7
684 #define R_SECREL32 11
692 #define R_IPRSHORT 24
697 #define R_JUMPTARG 32 /* strange 29k 00xx00xx reloc */
698 #define R_PARTLS16 32
709 /* This reloc identifies mov.b instructions with a 16bit absolute
710 address. The linker tries to turn insns with this reloc into
711 an absolute 8-bit address. */
712 #define R_MOV16B1 0x41
714 /* This reloc identifies mov.b instructions which had a 16bit
715 absolute address which have been shortened into a 8-bit
717 #define R_MOV16B2 0x42
719 /* This reloc identifies jmp insns with a 16bit target address;
720 the linker tries to turn these insns into bra insns with
721 an 8bit pc-relative target. */
724 /* This reloc identifies a bra with an 8-bit pc-relative
725 target that was formerly a jmp insn with a 16bit target. */
729 #define R_RELLONG_NEG 0x45
731 /* This reloc identifies jmp insns with a 24bit target address;
732 the linker tries to turn these insns into bra insns with
733 an 8bit pc-relative target. */
736 /* This reloc identifies a bra with an 8-bit pc-relative
737 target that was formerly a jmp insn with a 24bit target. */
740 /* This reloc identifies mov.b instructions with a 24bit absolute
741 address. The linker tries to turn insns with this reloc into
742 an absolute 8-bit address. */
744 #define R_MOV24B1 0x48
746 /* This reloc identifies mov.b instructions which had a 24bit
747 absolute address which have been shortened into a 8-bit
749 #define R_MOV24B2 0x49
751 /* An h8300 memory indirect jump/call. Forces the address of the jump/call
752 target into the function vector (in page zero), and the address of the
753 vector entry to be placed in the jump/call instruction. */
754 #define R_MEM_INDIRECT 0x4a
756 /* This reloc identifies a 16bit pc-relative branch target which was
757 shortened into an 8bit pc-relative branch target. */
758 #define R_PCRWORD_B 0x4b
760 /* This reloc identifies mov.[wl] instructions with a 32/24 bit
761 absolute address; the linker may turn this into a mov.[wl]
762 insn with a 16bit absolute address. */
765 /* This reloc identifies mov.[wl] insns which formerly had
766 a 32/24bit absolute address and now have a 16bit absolute address. */
769 /* This reloc identifies a bCC:8 which will have it's condition
770 inverted and its target redirected to the target of the branch
771 in the following insn. */
772 #define R_BCC_INV 0x4e
774 /* This reloc identifies a jmp instruction that has been deleted. */
775 #define R_JMP_DEL 0x4f
778 #define R_IMM16 0x01 /* 16 bit abs */
779 #define R_JR 0x02 /* jr 8 bit disp */
780 #define R_IMM4L 0x23 /* low nibble */
781 #define R_IMM8 0x22 /* 8 bit abs */
782 #define R_IMM32 R_RELLONG /* 32 bit abs */
783 #define R_CALL R_DA /* Absolute address which could be a callr */
784 #define R_JP R_DA /* Absolute address which could be a jp */
785 #define R_REL16 0x04 /* 16 bit PC rel */
786 #define R_CALLR 0x05 /* callr 12 bit disp */
787 #define R_SEG 0x10 /* set if in segmented mode */
788 #define R_IMM4H 0x24 /* high nibble */
789 #define R_DISP7 0x25 /* djnz displacement */
792 #define R_OFF8 0x32 /* 8 bit signed abs, for (i[xy]+d) */
793 #define R_IMM24 0x33 /* 24 bit abs */
794 /* R_JR, R_IMM8, R_IMM16, R_IMM32 - as for Z8k */
798 #define R_H8500_IMM8 1 /* 8 bit immediate */
799 #define R_H8500_IMM16 2 /* 16 bit immediate */
800 #define R_H8500_PCREL8 3 /* 8 bit pcrel */
801 #define R_H8500_PCREL16 4 /* 16 bit pcrel */
802 #define R_H8500_HIGH8 5 /* high 8 bits of 24 bit address */
803 #define R_H8500_LOW16 7 /* low 16 bits of 24 bit immediate */
804 #define R_H8500_IMM24 6 /* 24 bit immediate */
805 #define R_H8500_IMM32 8 /* 32 bit immediate */
806 #define R_H8500_HIGH16 9 /* high 16 bits of 32 bit immediate */
810 #define R_W65_ABS8 1 /* addr & 0xff */
811 #define R_W65_ABS16 2 /* addr & 0xffff */
812 #define R_W65_ABS24 3 /* addr & 0xffffff */
814 #define R_W65_ABS8S8 4 /* (addr >> 8) & 0xff */
815 #define R_W65_ABS8S16 5 /* (addr >> 16) & 0xff */
817 #define R_W65_ABS16S8 6 /* (addr >> 8) & 0ffff */
818 #define R_W65_ABS16S16 7 /* (addr >> 16) & 0ffff */
821 #define R_W65_PCR16 9
823 #define R_W65_DP 10 /* direct page 8 bits only */
825 #endif /* GNU_COFF_INTERNAL_H */