source: branches/libc-0.6/src/binutils/include/coff/internal.h

Last change on this file was 610, checked in by bird, 22 years ago

This commit was generated by cvs2svn to compensate for changes in r609,
which included commits to RCS files with non-trunk default branches.
  • Property cvs2svn:cvs-rev set to 1.1.1.2
  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 26.3 KB
Line 
1/* Internal format of COFF object file data structures, for GNU BFD.
2 This file is part of BFD, the Binary File Descriptor library.
3
4 Copyright 2001 Free Software Foundation, Inc.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
19
20#ifndef GNU_COFF_INTERNAL_H
21#define GNU_COFF_INTERNAL_H 1
22
23/* First, make "signed char" work, even on old compilers. */
24#ifndef signed
25#ifndef __STDC__
26#define signed /**/
27#endif
28#endif
29
30/********************** FILE HEADER **********************/
31
32/* extra stuff in a PE header. */
33
34struct internal_extra_pe_filehdr
35{
36 /* DOS header data follows for PE stuff */
37 unsigned short e_magic; /* Magic number, 0x5a4d */
38 unsigned short e_cblp; /* Bytes on last page of file, 0x90 */
39 unsigned short e_cp; /* Pages in file, 0x3 */
40 unsigned short e_crlc; /* Relocations, 0x0 */
41 unsigned short e_cparhdr; /* Size of header in paragraphs, 0x4 */
42 unsigned short e_minalloc; /* Minimum extra paragraphs needed, 0x0 */
43 unsigned short e_maxalloc; /* Maximum extra paragraphs needed, 0xFFFF */
44 unsigned short e_ss; /* Initial (relative) SS value, 0x0 */
45 unsigned short e_sp; /* Initial SP value, 0xb8 */
46 unsigned short e_csum; /* Checksum, 0x0 */
47 unsigned short e_ip; /* Initial IP value, 0x0 */
48 unsigned short e_cs; /* Initial (relative) CS value, 0x0 */
49 unsigned short e_lfarlc; /* File address of relocation table, 0x40 */
50 unsigned short e_ovno; /* Overlay number, 0x0 */
51 unsigned short e_res[4]; /* Reserved words, all 0x0 */
52 unsigned short e_oemid; /* OEM identifier (for e_oeminfo), 0x0 */
53 unsigned short e_oeminfo; /* OEM information; e_oemid specific, 0x0 */
54 unsigned short e_res2[10]; /* Reserved words, all 0x0 */
55 bfd_vma e_lfanew; /* File address of new exe header, 0x80 */
56 unsigned long dos_message[16]; /* text which always follows dos header */
57 bfd_vma nt_signature; /* required NT signature, 0x4550 */
58};
59
60struct internal_filehdr
61{
62 struct internal_extra_pe_filehdr pe;
63
64 /* Standard coff internal info. */
65 unsigned short f_magic; /* magic number */
66 unsigned short f_nscns; /* number of sections */
67 long f_timdat; /* time & date stamp */
68 bfd_vma f_symptr; /* file pointer to symtab */
69 long f_nsyms; /* number of symtab entries */
70 unsigned short f_opthdr; /* sizeof(optional hdr) */
71 unsigned short f_flags; /* flags */
72 unsigned short f_target_id; /* (TI COFF specific) */
73};
74
75
76/* Bits for f_flags:
77 F_RELFLG relocation info stripped from file
78 F_EXEC file is executable (no unresolved external references)
79 F_LNNO line numbers stripped from file
80 F_LSYMS local symbols stripped from file
81 F_AR16WR file is 16-bit little-endian
82 F_AR32WR file is 32-bit little-endian
83 F_AR32W file is 32-bit big-endian
84 F_DYNLOAD rs/6000 aix: dynamically loadable w/imports & exports
85 F_SHROBJ rs/6000 aix: file is a shared object
86 F_DLL PE format DLL. */
87
88#define F_RELFLG (0x0001)
89#define F_EXEC (0x0002)
90#define F_LNNO (0x0004)
91#define F_LSYMS (0x0008)
92#define F_AR16WR (0x0080)
93#define F_AR32WR (0x0100)
94#define F_AR32W (0x0200)
95#define F_DYNLOAD (0x1000)
96#define F_SHROBJ (0x2000)
97#define F_DLL (0x2000)
98
99/* Extra structure which is used in the optional header. */
100typedef struct _IMAGE_DATA_DIRECTORY
101{
102 bfd_vma VirtualAddress;
103 long Size;
104} IMAGE_DATA_DIRECTORY;
105#define IMAGE_NUMBEROF_DIRECTORY_ENTRIES 16
106
107/* Default image base for NT. */
108#define NT_EXE_IMAGE_BASE 0x400000
109#define NT_DLL_IMAGE_BASE 0x10000000
110
111/* Default image base for BeOS. */
112#define BEOS_EXE_IMAGE_BASE 0x80000000
113#define BEOS_DLL_IMAGE_BASE 0x10000000
114
115/* Extra stuff in a PE aouthdr */
116
117#define PE_DEF_SECTION_ALIGNMENT 0x1000
118#ifndef PE_DEF_FILE_ALIGNMENT
119# define PE_DEF_FILE_ALIGNMENT 0x200
120#endif
121
122struct internal_extra_pe_aouthdr
123{
124 /* PE stuff */
125 bfd_vma ImageBase; /* address of specific location in memory that
126 file is located, NT default 0x10000 */
127
128 bfd_vma SectionAlignment; /* section alignment default 0x1000 */
129 bfd_vma FileAlignment; /* file alignment default 0x200 */
130 short MajorOperatingSystemVersion; /* minimum version of the operating */
131 short MinorOperatingSystemVersion; /* system req'd for exe, default to 1*/
132 short MajorImageVersion; /* user defineable field to store version of */
133 short MinorImageVersion; /* exe or dll being created, default to 0 */
134 short MajorSubsystemVersion; /* minimum subsystem version required to */
135 short MinorSubsystemVersion; /* run exe; default to 3.1 */
136 long Reserved1; /* seems to be 0 */
137 long SizeOfImage; /* size of memory to allocate for prog */
138 long SizeOfHeaders; /* size of PE header and section table */
139 long CheckSum; /* set to 0 */
140 short Subsystem;
141
142 /* type of subsystem exe uses for user interface,
143 possible values:
144 1 - NATIVE Doesn't require a subsystem
145 2 - WINDOWS_GUI runs in Windows GUI subsystem
146 3 - WINDOWS_CUI runs in Windows char sub. (console app)
147 5 - OS2_CUI runs in OS/2 character subsystem
148 7 - POSIX_CUI runs in Posix character subsystem */
149 short DllCharacteristics; /* flags for DLL init, use 0 */
150 bfd_vma SizeOfStackReserve; /* amount of memory to reserve */
151 bfd_vma SizeOfStackCommit; /* amount of memory initially committed for
152 initial thread's stack, default is 0x1000 */
153 bfd_vma SizeOfHeapReserve; /* amount of virtual memory to reserve and */
154 bfd_vma SizeOfHeapCommit; /* commit, don't know what to defaut it to */
155 long LoaderFlags; /* can probably set to 0 */
156 long NumberOfRvaAndSizes; /* number of entries in next entry, 16 */
157 IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
158};
159
160/********************** AOUT "OPTIONAL HEADER" **********************/
161struct internal_aouthdr
162{
163 short magic; /* type of file */
164 short vstamp; /* version stamp */
165 bfd_vma tsize; /* text size in bytes, padded to FW bdry*/
166 bfd_vma dsize; /* initialized data " " */
167 bfd_vma bsize; /* uninitialized data " " */
168 bfd_vma entry; /* entry pt. */
169 bfd_vma text_start; /* base of text used for this file */
170 bfd_vma data_start; /* base of data used for this file */
171
172 /* i960 stuff */
173 unsigned long tagentries; /* number of tag entries to follow */
174
175 /* RS/6000 stuff */
176 bfd_vma o_toc; /* address of TOC */
177 short o_snentry; /* section number for entry point */
178 short o_sntext; /* section number for text */
179 short o_sndata; /* section number for data */
180 short o_sntoc; /* section number for toc */
181 short o_snloader; /* section number for loader section */
182 short o_snbss; /* section number for bss */
183 short o_algntext; /* max alignment for text */
184 short o_algndata; /* max alignment for data */
185 short o_modtype; /* Module type field, 1R,RE,RO */
186 short o_cputype; /* Encoded CPU type */
187 bfd_vma o_maxstack; /* max stack size allowed. */
188 bfd_vma o_maxdata; /* max data size allowed. */
189
190 /* ECOFF stuff */
191 bfd_vma bss_start; /* Base of bss section. */
192 bfd_vma gp_value; /* GP register value. */
193 unsigned long gprmask; /* General registers used. */
194 unsigned long cprmask[4]; /* Coprocessor registers used. */
195 unsigned long fprmask; /* Floating pointer registers used. */
196
197 /* Apollo stuff */
198 long o_inlib; /* inlib data */
199 long o_sri; /* Static Resource Information */
200 long vid[2]; /* Version id */
201
202 struct internal_extra_pe_aouthdr pe;
203};
204
205/********************** STORAGE CLASSES **********************/
206
207/* This used to be defined as -1, but now n_sclass is unsigned. */
208#define C_EFCN 0xff /* physical end of function */
209#define C_NULL 0
210#define C_AUTO 1 /* automatic variable */
211#define C_EXT 2 /* external symbol */
212#define C_STAT 3 /* static */
213#define C_REG 4 /* register variable */
214#define C_EXTDEF 5 /* external definition */
215#define C_LABEL 6 /* label */
216#define C_ULABEL 7 /* undefined label */
217#define C_MOS 8 /* member of structure */
218#define C_ARG 9 /* function argument */
219#define C_STRTAG 10 /* structure tag */
220#define C_MOU 11 /* member of union */
221#define C_UNTAG 12 /* union tag */
222#define C_TPDEF 13 /* type definition */
223#define C_USTATIC 14 /* undefined static */
224#define C_ENTAG 15 /* enumeration tag */
225#define C_MOE 16 /* member of enumeration */
226#define C_REGPARM 17 /* register parameter */
227#define C_FIELD 18 /* bit field */
228#define C_AUTOARG 19 /* auto argument */
229#define C_LASTENT 20 /* dummy entry (end of block) */
230#define C_BLOCK 100 /* ".bb" or ".eb" */
231#define C_FCN 101 /* ".bf" or ".ef" */
232#define C_EOS 102 /* end of structure */
233#define C_FILE 103 /* file name */
234#define C_LINE 104 /* line # reformatted as symbol table entry */
235#define C_ALIAS 105 /* duplicate tag */
236#define C_HIDDEN 106 /* ext symbol in dmert public lib */
237
238#define C_WEAKEXT 127 /* weak symbol -- GNU extension */
239
240/* New storage classes for TI COFF */
241#define C_UEXT 19 /* Tentative external definition */
242#define C_STATLAB 20 /* Static load time label */
243#define C_EXTLAB 21 /* External load time label */
244#define C_SYSTEM 23 /* System Wide variable */
245
246/* New storage classes for WINDOWS_NT */
247#define C_SECTION 104 /* section name */
248#define C_NT_WEAK 105 /* weak external */
249
250 /* New storage classes for 80960 */
251
252/* C_LEAFPROC is obsolete. Use C_LEAFEXT or C_LEAFSTAT */
253#define C_LEAFPROC 108 /* Leaf procedure, "call" via BAL */
254
255#define C_SCALL 107 /* Procedure reachable via system call */
256#define C_LEAFEXT 108 /* External leaf */
257#define C_LEAFSTAT 113 /* Static leaf */
258#define C_OPTVAR 109 /* Optimized variable */
259#define C_DEFINE 110 /* Preprocessor #define */
260#define C_PRAGMA 111 /* Advice to compiler or linker */
261#define C_SEGMENT 112 /* 80960 segment name */
262
263 /* Storage classes for m88k */
264#define C_SHADOW 107 /* shadow symbol */
265#define C_VERSION 108 /* coff version symbol */
266
267 /* New storage classes for RS/6000 */
268#define C_HIDEXT 107 /* Un-named external symbol */
269#define C_BINCL 108 /* Marks beginning of include file */
270#define C_EINCL 109 /* Marks ending of include file */
271
272 /* storage classes for stab symbols for RS/6000 */
273#define C_GSYM (0x80)
274#define C_LSYM (0x81)
275#define C_PSYM (0x82)
276#define C_RSYM (0x83)
277#define C_RPSYM (0x84)
278#define C_STSYM (0x85)
279#define C_TCSYM (0x86)
280#define C_BCOMM (0x87)
281#define C_ECOML (0x88)
282#define C_ECOMM (0x89)
283#define C_DECL (0x8c)
284#define C_ENTRY (0x8d)
285#define C_FUN (0x8e)
286#define C_BSTAT (0x8f)
287#define C_ESTAT (0x90)
288
289/* Storage classes for Thumb symbols */
290#define C_THUMBEXT (128 + C_EXT) /* 130 */
291#define C_THUMBSTAT (128 + C_STAT) /* 131 */
292#define C_THUMBLABEL (128 + C_LABEL) /* 134 */
293#define C_THUMBEXTFUNC (C_THUMBEXT + 20) /* 150 */
294#define C_THUMBSTATFUNC (C_THUMBSTAT + 20) /* 151 */
295
296/********************** SECTION HEADER **********************/
297
298#define SCNNMLEN (8)
299
300struct internal_scnhdr
301{
302 char s_name[SCNNMLEN]; /* section name */
303
304 /* Physical address, aliased s_nlib.
305 In the pei format, this field is the virtual section size
306 (the size of the section after being loaded int memory),
307 NOT the physical address. */
308 bfd_vma s_paddr;
309
310 bfd_vma s_vaddr; /* virtual address */
311 bfd_vma s_size; /* section size */
312 bfd_vma s_scnptr; /* file ptr to raw data for section */
313 bfd_vma s_relptr; /* file ptr to relocation */
314 bfd_vma s_lnnoptr; /* file ptr to line numbers */
315 unsigned long s_nreloc; /* number of relocation entries */
316 unsigned long s_nlnno; /* number of line number entries*/
317 long s_flags; /* flags */
318 long s_align; /* used on I960 */
319 unsigned char s_page; /* TI COFF load page */
320};
321
322/* s_flags "type". */
323#define STYP_REG (0x0000) /* "regular": allocated, relocated, loaded */
324#define STYP_DSECT (0x0001) /* "dummy": relocated only*/
325#define STYP_NOLOAD (0x0002) /* "noload": allocated, relocated, not loaded */
326#define STYP_GROUP (0x0004) /* "grouped": formed of input sections */
327#define STYP_PAD (0x0008) /* "padding": not allocated, not relocated, loaded */
328#define STYP_COPY (0x0010) /* "copy": for decision function used by field update; not allocated, not relocated,
329 loaded; reloc & lineno entries processed normally */
330#define STYP_TEXT (0x0020) /* section contains text only */
331#define S_SHRSEG (0x0020) /* In 3b Update files (output of ogen), sections which appear in SHARED segments of the Pfile
332 will have the S_SHRSEG flag set by ogen, to inform dufr that updating 1 copy of the proc. will
333 update all process invocations. */
334#define STYP_DATA (0x0040) /* section contains data only */
335#define STYP_BSS (0x0080) /* section contains bss only */
336#define S_NEWFCN (0x0100) /* In a minimal file or an update file, a new function (as compared with a replaced function) */
337#define STYP_INFO (0x0200) /* comment: not allocated not relocated, not loaded */
338#define STYP_OVER (0x0400) /* overlay: relocated not allocated or loaded */
339#define STYP_LIB (0x0800) /* for .lib: same as INFO */
340#define STYP_MERGE (0x2000) /* merge section -- combines with text, data or bss sections only */
341#define STYP_REVERSE_PAD (0x4000) /* section will be padded with no-op instructions
342 wherever padding is necessary and there is a
343 word of contiguous bytes beginning on a word
344 boundary. */
345
346#define STYP_LIT 0x8020 /* Literal data (like STYP_TEXT) */
347
348
349/********************** LINE NUMBERS **********************/
350
351/* 1 line number entry for every "breakpointable" source line in a section.
352 Line numbers are grouped on a per function basis; first entry in a function
353 grouping will have l_lnno = 0 and in place of physical address will be the
354 symbol table index of the function name. */
355
356struct internal_lineno
357{
358 union
359 {
360 bfd_signed_vma l_symndx; /* function name symbol index, iff l_lnno == 0*/
361 bfd_signed_vma l_paddr; /* (physical) address of line number */
362 } l_addr;
363 unsigned long l_lnno; /* line number */
364};
365
366/********************** SYMBOLS **********************/
367
368#define SYMNMLEN 8 /* # characters in a symbol name */
369#define FILNMLEN 14 /* # characters in a file name */
370#define DIMNUM 4 /* # array dimensions in auxiliary entry */
371
372struct internal_syment
373{
374 union
375 {
376 char _n_name[SYMNMLEN]; /* old COFF version */
377 struct
378 {
379 long _n_zeroes; /* new == 0 */
380 long _n_offset; /* offset into string table */
381 } _n_n;
382 char *_n_nptr[2]; /* allows for overlaying */
383 } _n;
384 bfd_vma n_value; /* value of symbol */
385 short n_scnum; /* section number */
386 unsigned short n_flags; /* copy of flags from filhdr */
387 unsigned short n_type; /* type and derived type */
388 unsigned char n_sclass; /* storage class */
389 unsigned char n_numaux; /* number of aux. entries */
390};
391
392#define n_name _n._n_name
393#define n_zeroes _n._n_n._n_zeroes
394#define n_offset _n._n_n._n_offset
395
396/* Relocatable symbols have number of the section in which they are defined,
397 or one of the following: */
398
399#define N_UNDEF ((short)0) /* undefined symbol */
400#define N_ABS ((short)-1) /* value of symbol is absolute */
401#define N_DEBUG ((short)-2) /* debugging symbol -- value is meaningless */
402#define N_TV ((short)-3) /* indicates symbol needs preload transfer vector */
403#define P_TV ((short)-4) /* indicates symbol needs postload transfer vector*/
404
405/* Type of a symbol, in low N bits of the word. */
406
407#define T_NULL 0
408#define T_VOID 1 /* function argument (only used by compiler) */
409#define T_CHAR 2 /* character */
410#define T_SHORT 3 /* short integer */
411#define T_INT 4 /* integer */
412#define T_LONG 5 /* long integer */
413#define T_FLOAT 6 /* floating point */
414#define T_DOUBLE 7 /* double word */
415#define T_STRUCT 8 /* structure */
416#define T_UNION 9 /* union */
417#define T_ENUM 10 /* enumeration */
418#define T_MOE 11 /* member of enumeration*/
419#define T_UCHAR 12 /* unsigned character */
420#define T_USHORT 13 /* unsigned short */
421#define T_UINT 14 /* unsigned integer */
422#define T_ULONG 15 /* unsigned long */
423#define T_LNGDBL 16 /* long double */
424
425/* Derived types, in n_type. */
426
427#define DT_NON (0) /* no derived type */
428#define DT_PTR (1) /* pointer */
429#define DT_FCN (2) /* function */
430#define DT_ARY (3) /* array */
431
432#define BTYPE(x) ((x) & N_BTMASK)
433#define DTYPE(x) (((x) & N_TMASK) >> N_BTSHFT)
434
435#define ISPTR(x) \
436 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_PTR << N_BTSHFT))
437#define ISFCN(x) \
438 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_FCN << N_BTSHFT))
439#define ISARY(x) \
440 (((unsigned long) (x) & N_TMASK) == ((unsigned long) DT_ARY << N_BTSHFT))
441#define ISTAG(x) \
442 ((x) == C_STRTAG || (x) == C_UNTAG || (x) == C_ENTAG)
443#define DECREF(x) \
444 ((((x) >> N_TSHIFT) & ~ N_BTMASK) | ((x) & N_BTMASK))
445
446union internal_auxent
447{
448 struct
449 {
450
451 union
452 {
453 long l; /* str, un, or enum tag indx */
454 struct coff_ptr_struct *p;
455 } x_tagndx;
456
457 union
458 {
459 struct
460 {
461 unsigned short x_lnno; /* declaration line number */
462 unsigned short x_size; /* str/union/array size */
463 } x_lnsz;
464 long x_fsize; /* size of function */
465 } x_misc;
466
467 union
468 {
469 struct
470 { /* if ISFCN, tag, or .bb */
471 bfd_signed_vma x_lnnoptr; /* ptr to fcn line # */
472 union
473 { /* entry ndx past block end */
474 long l;
475 struct coff_ptr_struct *p;
476 } x_endndx;
477 } x_fcn;
478
479 struct
480 { /* if ISARY, up to 4 dimen. */
481 unsigned short x_dimen[DIMNUM];
482 } x_ary;
483 } x_fcnary;
484
485 unsigned short x_tvndx; /* tv index */
486 } x_sym;
487
488 union
489 {
490 char x_fname[FILNMLEN];
491 struct
492 {
493 long x_zeroes;
494 long x_offset;
495 } x_n;
496 } x_file;
497
498 struct
499 {
500 long x_scnlen; /* section length */
501 unsigned short x_nreloc; /* # relocation entries */
502 unsigned short x_nlinno; /* # line numbers */
503 unsigned long x_checksum; /* section COMDAT checksum for PE */
504 unsigned short x_associated; /* COMDAT associated section index for PE */
505 unsigned char x_comdat; /* COMDAT selection number for PE */
506 } x_scn;
507
508 struct
509 {
510 long x_tvfill; /* tv fill value */
511 unsigned short x_tvlen; /* length of .tv */
512 unsigned short x_tvran[2]; /* tv range */
513 } x_tv; /* info about .tv section (in auxent of symbol .tv)) */
514
515 /******************************************
516 * RS/6000-specific auxent - last auxent for every external symbol
517 ******************************************/
518 struct
519 {
520 union
521 { /* csect length or enclosing csect */
522 bfd_signed_vma l;
523 struct coff_ptr_struct *p;
524 } x_scnlen;
525 long x_parmhash; /* parm type hash index */
526 unsigned short x_snhash; /* sect num with parm hash */
527 unsigned char x_smtyp; /* symbol align and type */
528 /* 0-4 - Log 2 of alignment */
529 /* 5-7 - symbol type */
530 unsigned char x_smclas; /* storage mapping class */
531 long x_stab; /* dbx stab info index */
532 unsigned short x_snstab; /* sect num with dbx stab */
533 } x_csect; /* csect definition information */
534
535/* x_smtyp values: */
536
537#define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */
538#define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */
539/* Symbol type values: */
540#define XTY_ER 0 /* External reference */
541#define XTY_SD 1 /* Csect definition */
542#define XTY_LD 2 /* Label definition */
543#define XTY_CM 3 /* .BSS */
544#define XTY_EM 4 /* Error message */
545#define XTY_US 5 /* "Reserved for internal use" */
546
547/* x_smclas values: */
548
549#define XMC_PR 0 /* Read-only program code */
550#define XMC_RO 1 /* Read-only constant */
551#define XMC_DB 2 /* Read-only debug dictionary table */
552#define XMC_TC 3 /* Read-write general TOC entry */
553#define XMC_UA 4 /* Read-write unclassified */
554#define XMC_RW 5 /* Read-write data */
555#define XMC_GL 6 /* Read-only global linkage */
556#define XMC_XO 7 /* Read-only extended operation */
557#define XMC_SV 8 /* Read-only supervisor call */
558#define XMC_BS 9 /* Read-write BSS */
559#define XMC_DS 10 /* Read-write descriptor csect */
560#define XMC_UC 11 /* Read-write unnamed Fortran common */
561#define XMC_TI 12 /* Read-only traceback index csect */
562#define XMC_TB 13 /* Read-only traceback table csect */
563/* 14 ??? */
564#define XMC_TC0 15 /* Read-write TOC anchor */
565#define XMC_TD 16 /* Read-write data in TOC */
566
567 /******************************************
568 * I960-specific *2nd* aux. entry formats
569 ******************************************/
570 struct
571 {
572 /* This is a very old typo that keeps getting propagated. */
573#define x_stdindx x_stindx
574 long x_stindx; /* sys. table entry */
575 } x_sc; /* system call entry */
576
577 struct
578 {
579 unsigned long x_balntry; /* BAL entry point */
580 } x_bal; /* BAL-callable function */
581
582 struct
583 {
584 unsigned long x_timestamp; /* time stamp */
585 char x_idstring[20]; /* producer identity string */
586 } x_ident; /* Producer ident info */
587
588};
589
590/********************** RELOCATION DIRECTIVES **********************/
591
592struct internal_reloc
593{
594 bfd_vma r_vaddr; /* Virtual address of reference */
595 long r_symndx; /* Index into symbol table */
596 unsigned short r_type; /* Relocation type */
597 unsigned char r_size; /* Used by RS/6000 and ECOFF */
598 unsigned char r_extern; /* Used by ECOFF */
599 unsigned long r_offset; /* Used by Alpha ECOFF, SPARC, others */
600};
601
602#define R_DIR16 1
603#define R_REL24 5
604#define R_DIR32 6
605#define R_IMAGEBASE 7
606#define R_RELBYTE 15
607#define R_RELWORD 16
608#define R_RELLONG 17
609#define R_PCRBYTE 18
610#define R_PCRWORD 19
611#define R_PCRLONG 20
612#define R_PCR24 21
613#define R_IPRSHORT 24
614#define R_IPRLONG 26
615#define R_GETSEG 29
616#define R_GETPA 30
617#define R_TAGWORD 31
618#define R_JUMPTARG 32 /* strange 29k 00xx00xx reloc */
619#define R_PARTLS16 32
620#define R_PARTMS8 33
621
622#define R_PCR16L 128
623#define R_PCR26L 129
624#define R_VRT16 130
625#define R_HVRT16 131
626#define R_LVRT16 132
627#define R_VRT32 133
628
629
630/* This reloc identifies mov.b instructions with a 16bit absolute
631 address. The linker tries to turn insns with this reloc into
632 an absolute 8-bit address. */
633#define R_MOV16B1 0x41
634
635/* This reloc identifies mov.b instructions which had a 16bit
636 absolute address which have been shortened into a 8-bit
637 absolute address. */
638#define R_MOV16B2 0x42
639
640/* This reloc identifies jmp insns with a 16bit target address;
641 the linker tries to turn these insns into bra insns with
642 an 8bit pc-relative target. */
643#define R_JMP1 0x43
644
645/* This reloc identifies a bra with an 8-bit pc-relative
646 target that was formerly a jmp insn with a 16bit target. */
647#define R_JMP2 0x44
648
649/* ??? */
650#define R_RELLONG_NEG 0x45
651
652/* This reloc identifies jmp insns with a 24bit target address;
653 the linker tries to turn these insns into bra insns with
654 an 8bit pc-relative target. */
655#define R_JMPL1 0x46
656
657/* This reloc identifies a bra with an 8-bit pc-relative
658 target that was formerly a jmp insn with a 24bit target. */
659#define R_JMPL2 0x47
660
661/* This reloc identifies mov.b instructions with a 24bit absolute
662 address. The linker tries to turn insns with this reloc into
663 an absolute 8-bit address. */
664
665#define R_MOV24B1 0x48
666
667/* This reloc identifies mov.b instructions which had a 24bit
668 absolute address which have been shortened into a 8-bit
669 absolute address. */
670#define R_MOV24B2 0x49
671
672/* An h8300 memory indirect jump/call. Forces the address of the jump/call
673 target into the function vector (in page zero), and the address of the
674 vector entry to be placed in the jump/call instruction. */
675#define R_MEM_INDIRECT 0x4a
676
677/* This reloc identifies a 16bit pc-relative branch target which was
678 shortened into an 8bit pc-relative branch target. */
679#define R_PCRWORD_B 0x4b
680
681/* This reloc identifies mov.[wl] instructions with a 32/24 bit
682 absolute address; the linker may turn this into a mov.[wl]
683 insn with a 16bit absolute address. */
684#define R_MOVL1 0x4c
685
686/* This reloc identifies mov.[wl] insns which formerly had
687 a 32/24bit absolute address and now have a 16bit absolute address. */
688#define R_MOVL2 0x4d
689
690/* This reloc identifies a bCC:8 which will have it's condition
691 inverted and its target redirected to the target of the branch
692 in the following insn. */
693#define R_BCC_INV 0x4e
694
695/* This reloc identifies a jmp instruction that has been deleted. */
696#define R_JMP_DEL 0x4f
697
698/* Z8k modes */
699#define R_IMM16 0x01 /* 16 bit abs */
700#define R_JR 0x02 /* jr 8 bit disp */
701#define R_IMM4L 0x23 /* low nibble */
702#define R_IMM8 0x22 /* 8 bit abs */
703#define R_IMM32 R_RELLONG /* 32 bit abs */
704#define R_CALL R_DA /* Absolute address which could be a callr */
705#define R_JP R_DA /* Absolute address which could be a jp */
706#define R_REL16 0x04 /* 16 bit PC rel */
707#define R_CALLR 0x05 /* callr 12 bit disp */
708#define R_SEG 0x10 /* set if in segmented mode */
709#define R_IMM4H 0x24 /* high nibble */
710#define R_DISP7 0x25 /* djnz displacement */
711
712/* H8500 modes */
713
714#define R_H8500_IMM8 1 /* 8 bit immediate */
715#define R_H8500_IMM16 2 /* 16 bit immediate */
716#define R_H8500_PCREL8 3 /* 8 bit pcrel */
717#define R_H8500_PCREL16 4 /* 16 bit pcrel */
718#define R_H8500_HIGH8 5 /* high 8 bits of 24 bit address */
719#define R_H8500_LOW16 7 /* low 16 bits of 24 bit immediate */
720#define R_H8500_IMM24 6 /* 24 bit immediate */
721#define R_H8500_IMM32 8 /* 32 bit immediate */
722#define R_H8500_HIGH16 9 /* high 16 bits of 32 bit immediate */
723
724/* W65 modes */
725
726#define R_W65_ABS8 1 /* addr & 0xff */
727#define R_W65_ABS16 2 /* addr & 0xffff */
728#define R_W65_ABS24 3 /* addr & 0xffffff */
729
730#define R_W65_ABS8S8 4 /* (addr >> 8) & 0xff */
731#define R_W65_ABS8S16 5 /* (addr >> 16) & 0xff */
732
733#define R_W65_ABS16S8 6 /* (addr >> 8) & 0ffff */
734#define R_W65_ABS16S16 7 /* (addr >> 16) & 0ffff */
735
736#define R_W65_PCR8 8
737#define R_W65_PCR16 9
738
739#define R_W65_DP 10 /* direct page 8 bits only */
740
741#endif /* GNU_COFF_INTERNAL_H */
Note: See TracBrowser for help on using the repository browser.