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[glibc.git] / elf / elf.h
blob99503facd76a81dda26505f3d129d3891fa0117b
1 /* This file defines standard ELF types, structures, and macros.
2 Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
19
20 #ifndef _ELF_H
21 #define _ELF_H 1
22
23 #include <features.h>
24
25 __BEGIN_DECLS
26
27 /* Standard ELF types. */
28
29 #include <stdint.h>
30
31 /* Type for a 16-bit quantity. */
32 typedef uint16_t Elf32_Half;
33 typedef uint16_t Elf64_Half;
34
35 /* Types for signed and unsigned 32-bit quantities. */
36 typedef uint32_t Elf32_Word;
37 typedef int32_t Elf32_Sword;
38 typedef uint32_t Elf64_Word;
39 typedef int32_t Elf64_Sword;
40
41 /* Types for signed and unsigned 64-bit quantities. */
42 typedef uint64_t Elf32_Xword;
43 typedef int64_t Elf32_Sxword;
44 typedef uint64_t Elf64_Xword;
45 typedef int64_t Elf64_Sxword;
46
47 /* Type of addresses. */
48 typedef uint32_t Elf32_Addr;
49 typedef uint64_t Elf64_Addr;
50
51 /* Type of file offsets. */
52 typedef uint32_t Elf32_Off;
53 typedef uint64_t Elf64_Off;
54
55 /* Type for section indices, which are 16-bit quantities. */
56 typedef uint16_t Elf32_Section;
57 typedef uint16_t Elf64_Section;
58
59 /* Type for version symbol information. */
60 typedef Elf32_Half Elf32_Versym;
61 typedef Elf64_Half Elf64_Versym;
62
63
64 /* The ELF file header. This appears at the start of every ELF file. */
65
66 #define EI_NIDENT (16)
67
68 typedef struct
69 {
70 unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */
71 Elf32_Half e_type; /* Object file type */
72 Elf32_Half e_machine; /* Architecture */
73 Elf32_Word e_version; /* Object file version */
74 Elf32_Addr e_entry; /* Entry point virtual address */
75 Elf32_Off e_phoff; /* Program header table file offset */
76 Elf32_Off e_shoff; /* Section header table file offset */
77 Elf32_Word e_flags; /* Processor-specific flags */
78 Elf32_Half e_ehsize; /* ELF header size in bytes */
79 Elf32_Half e_phentsize; /* Program header table entry size */
80 Elf32_Half e_phnum; /* Program header table entry count */
81 Elf32_Half e_shentsize; /* Section header table entry size */
82 Elf32_Half e_shnum; /* Section header table entry count */
83 Elf32_Half e_shstrndx; /* Section header string table index */
84 } Elf32_Ehdr;
85
86 typedef struct
87 {
88 unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */
89 Elf64_Half e_type; /* Object file type */
90 Elf64_Half e_machine; /* Architecture */
91 Elf64_Word e_version; /* Object file version */
92 Elf64_Addr e_entry; /* Entry point virtual address */
93 Elf64_Off e_phoff; /* Program header table file offset */
94 Elf64_Off e_shoff; /* Section header table file offset */
95 Elf64_Word e_flags; /* Processor-specific flags */
96 Elf64_Half e_ehsize; /* ELF header size in bytes */
97 Elf64_Half e_phentsize; /* Program header table entry size */
98 Elf64_Half e_phnum; /* Program header table entry count */
99 Elf64_Half e_shentsize; /* Section header table entry size */
100 Elf64_Half e_shnum; /* Section header table entry count */
101 Elf64_Half e_shstrndx; /* Section header string table index */
102 } Elf64_Ehdr;
103
104 /* Fields in the e_ident array. The EI_* macros are indices into the
105 array. The macros under each EI_* macro are the values the byte
106 may have. */
107
108 #define EI_MAG0 0 /* File identification byte 0 index */
109 #define ELFMAG0 0x7f /* Magic number byte 0 */
110
111 #define EI_MAG1 1 /* File identification byte 1 index */
112 #define ELFMAG1 'E' /* Magic number byte 1 */
113
114 #define EI_MAG2 2 /* File identification byte 2 index */
115 #define ELFMAG2 'L' /* Magic number byte 2 */
116
117 #define EI_MAG3 3 /* File identification byte 3 index */
118 #define ELFMAG3 'F' /* Magic number byte 3 */
119
120 /* Conglomeration of the identification bytes, for easy testing as a word. */
121 #define ELFMAG "\177ELF"
122 #define SELFMAG 4
123
124 #define EI_CLASS 4 /* File class byte index */
125 #define ELFCLASSNONE 0 /* Invalid class */
126 #define ELFCLASS32 1 /* 32-bit objects */
127 #define ELFCLASS64 2 /* 64-bit objects */
128 #define ELFCLASSNUM 3
129
130 #define EI_DATA 5 /* Data encoding byte index */
131 #define ELFDATANONE 0 /* Invalid data encoding */
132 #define ELFDATA2LSB 1 /* 2's complement, little endian */
133 #define ELFDATA2MSB 2 /* 2's complement, big endian */
134 #define ELFDATANUM 3
135
136 #define EI_VERSION 6 /* File version byte index */
137 /* Value must be EV_CURRENT */
138
139 #define EI_OSABI 7 /* OS ABI identification */
140 #define ELFOSABI_SYSV 0 /* UNIX System V ABI */
141 #define ELFOSABI_HPUX 1 /* HP-UX */
142 #define ELFOSABI_ARM 97 /* ARM */
143 #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
144
145 #define EI_ABIVERSION 8 /* ABI version */
146
147 #define EI_PAD 9 /* Byte index of padding bytes */
148
149 /* Legal values for e_type (object file type). */
150
151 #define ET_NONE 0 /* No file type */
152 #define ET_REL 1 /* Relocatable file */
153 #define ET_EXEC 2 /* Executable file */
154 #define ET_DYN 3 /* Shared object file */
155 #define ET_CORE 4 /* Core file */
156 #define ET_NUM 5 /* Number of defined types */
157 #define ET_LOOS 0xfe00 /* OS-specific range start */
158 #define ET_HIOS 0xfeff /* OS-specific range end */
159 #define ET_LOPROC 0xff00 /* Processor-specific range start */
160 #define ET_HIPROC 0xffff /* Processor-specific range end */
161
162 /* Legal values for e_machine (architecture). */
163
164 #define EM_NONE 0 /* No machine */
165 #define EM_M32 1 /* AT&T WE 32100 */
166 #define EM_SPARC 2 /* SUN SPARC */
167 #define EM_386 3 /* Intel 80386 */
168 #define EM_68K 4 /* Motorola m68k family */
169 #define EM_88K 5 /* Motorola m88k family */
170 #define EM_860 7 /* Intel 80860 */
171 #define EM_MIPS 8 /* MIPS R3000 big-endian */
172 #define EM_S370 9 /* IBM System/370 */
173 #define EM_MIPS_RS3_LE 10 /* MIPS R3000 little-endian */
174
175 #define EM_PARISC 15 /* HPPA */
176 #define EM_VPP500 17 /* Fujitsu VPP500 */
177 #define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
178 #define EM_960 19 /* Intel 80960 */
179 #define EM_PPC 20 /* PowerPC */
180 #define EM_PPC64 21 /* PowerPC 64-bit */
181 #define EM_S390 22 /* IBM S390 */
182
183 #define EM_V800 36 /* NEC V800 series */
184 #define EM_FR20 37 /* Fujitsu FR20 */
185 #define EM_RH32 38 /* TRW RH-32 */
186 #define EM_RCE 39 /* Motorola RCE */
187 #define EM_ARM 40 /* ARM */
188 #define EM_FAKE_ALPHA 41 /* Digital Alpha */
189 #define EM_SH 42 /* Hitachi SH */
190 #define EM_SPARCV9 43 /* SPARC v9 64-bit */
191 #define EM_TRICORE 44 /* Siemens Tricore */
192 #define EM_ARC 45 /* Argonaut RISC Core */
193 #define EM_H8_300 46 /* Hitachi H8/300 */
194 #define EM_H8_300H 47 /* Hitachi H8/300H */
195 #define EM_H8S 48 /* Hitachi H8S */
196 #define EM_H8_500 49 /* Hitachi H8/500 */
197 #define EM_IA_64 50 /* Intel Merced */
198 #define EM_MIPS_X 51 /* Stanford MIPS-X */
199 #define EM_COLDFIRE 52 /* Motorola Coldfire */
200 #define EM_68HC12 53 /* Motorola M68HC12 */
201 #define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator*/
202 #define EM_PCP 55 /* Siemens PCP */
203 #define EM_NCPU 56 /* Sony nCPU embeeded RISC */
204 #define EM_NDR1 57 /* Denso NDR1 microprocessor */
205 #define EM_STARCORE 58 /* Motorola Start*Core processor */
206 #define EM_ME16 59 /* Toyota ME16 processor */
207 #define EM_ST100 60 /* STMicroelectronic ST100 processor */
208 #define EM_TINYJ 61 /* Advanced Logic Corp. Tinyj emb.fam*/
209 #define EM_X86_64 62 /* AMD x86-64 architecture */
210 #define EM_PDSP 63 /* Sony DSP Processor */
211
212 #define EM_FX66 66 /* Siemens FX66 microcontroller */
213 #define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 mc */
214 #define EM_ST7 68 /* STmicroelectronics ST7 8 bit mc */
215 #define EM_68HC16 69 /* Motorola MC68HC16 microcontroller */
216 #define EM_68HC11 70 /* Motorola MC68HC11 microcontroller */
217 #define EM_68HC08 71 /* Motorola MC68HC08 microcontroller */
218 #define EM_68HC05 72 /* Motorola MC68HC05 microcontroller */
219 #define EM_SVX 73 /* Silicon Graphics SVx */
220 #define EM_AT19 74 /* STMicroelectronics ST19 8 bit mc */
221 #define EM_VAX 75 /* Digital VAX */
222 #define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */
223 #define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded processor */
224 #define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor */
225 #define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor */
226 #define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */
227 #define EM_HUANY 81 /* Harvard University machine-independent object files */
228 #define EM_PRISM 82 /* SiTera Prism */
229 #define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */
230 #define EM_FR30 84 /* Fujitsu FR30 */
231 #define EM_D10V 85 /* Mitsubishi D10V */
232 #define EM_D30V 86 /* Mitsubishi D30V */
233 #define EM_V850 87 /* NEC v850 */
234 #define EM_M32R 88 /* Mitsubishi M32R */
235 #define EM_MN10300 89 /* Matsushita MN10300 */
236 #define EM_MN10200 90 /* Matsushita MN10200 */
237 #define EM_PJ 91 /* picoJava */
238 #define EM_NUM 92
239
240 /* If it is necessary to assign new unofficial EM_* values, please
241 pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the
242 chances of collision with official or non-GNU unofficial values. */
243
244 #define EM_ALPHA 0x9026
245
246 /* Legal values for e_version (version). */
247
248 #define EV_NONE 0 /* Invalid ELF version */
249 #define EV_CURRENT 1 /* Current version */
250 #define EV_NUM 2
251
252 /* Section header. */
253
254 typedef struct
255 {
256 Elf32_Word sh_name; /* Section name (string tbl index) */
257 Elf32_Word sh_type; /* Section type */
258 Elf32_Word sh_flags; /* Section flags */
259 Elf32_Addr sh_addr; /* Section virtual addr at execution */
260 Elf32_Off sh_offset; /* Section file offset */
261 Elf32_Word sh_size; /* Section size in bytes */
262 Elf32_Word sh_link; /* Link to another section */
263 Elf32_Word sh_info; /* Additional section information */
264 Elf32_Word sh_addralign; /* Section alignment */
265 Elf32_Word sh_entsize; /* Entry size if section holds table */
266 } Elf32_Shdr;
267
268 typedef struct
269 {
270 Elf64_Word sh_name; /* Section name (string tbl index) */
271 Elf64_Word sh_type; /* Section type */
272 Elf64_Xword sh_flags; /* Section flags */
273 Elf64_Addr sh_addr; /* Section virtual addr at execution */
274 Elf64_Off sh_offset; /* Section file offset */
275 Elf64_Xword sh_size; /* Section size in bytes */
276 Elf64_Word sh_link; /* Link to another section */
277 Elf64_Word sh_info; /* Additional section information */
278 Elf64_Xword sh_addralign; /* Section alignment */
279 Elf64_Xword sh_entsize; /* Entry size if section holds table */
280 } Elf64_Shdr;
281
282 /* Special section indices. */
283
284 #define SHN_UNDEF 0 /* Undefined section */
285 #define SHN_LORESERVE 0xff00 /* Start of reserved indices */
286 #define SHN_LOPROC 0xff00 /* Start of processor-specific */
287 #define SHN_HIPROC 0xff1f /* End of processor-specific */
288 #define SHN_LOOS 0xff20 /* Start of OS-specific */
289 #define SHN_HIOS 0xff3f /* End of OS-specific */
290 #define SHN_ABS 0xfff1 /* Associated symbol is absolute */
291 #define SHN_COMMON 0xfff2 /* Associated symbol is common */
292 #define SHN_XINDEX 0xffff /* Index is in extra table. */
293 #define SHN_HIRESERVE 0xffff /* End of reserved indices */
294
295 /* Legal values for sh_type (section type). */
296
297 #define SHT_NULL 0 /* Section header table entry unused */
298 #define SHT_PROGBITS 1 /* Program data */
299 #define SHT_SYMTAB 2 /* Symbol table */
300 #define SHT_STRTAB 3 /* String table */
301 #define SHT_RELA 4 /* Relocation entries with addends */
302 #define SHT_HASH 5 /* Symbol hash table */
303 #define SHT_DYNAMIC 6 /* Dynamic linking information */
304 #define SHT_NOTE 7 /* Notes */
305 #define SHT_NOBITS 8 /* Program space with no data (bss) */
306 #define SHT_REL 9 /* Relocation entries, no addends */
307 #define SHT_SHLIB 10 /* Reserved */
308 #define SHT_DYNSYM 11 /* Dynamic linker symbol table */
309 #define SHT_INIT_ARRAY 14 /* Array of constructors */
310 #define SHT_FINI_ARRAY 15 /* Array of destructors */
311 #define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */
312 #define SHT_GROUP 17 /* Section group */
313 #define SHT_SYMTAB_SHNDX 18 /* Extended section indeces */
314 #define SHT_NUM 19 /* Number of defined types. */
315 #define SHT_LOOS 0x60000000 /* Start OS-specific */
316 #define SHT_CHECKSUM 0x6ffffff8 /* Checksum for DSO content. */
317 #define SHT_LOSUNW 0x6ffffffa /* Sun-specific low bound. */
318 #define SHT_SUNW_move 0x6ffffffa
319 #define SHT_SUNW_COMDAT 0x6ffffffb
320 #define SHT_SUNW_syminfo 0x6ffffffc
321 #define SHT_GNU_verdef 0x6ffffffd /* Version definition section. */
322 #define SHT_GNU_verneed 0x6ffffffe /* Version needs section. */
323 #define SHT_GNU_versym 0x6fffffff /* Version symbol table. */
324 #define SHT_HISUNW 0x6fffffff /* Sun-specific high bound. */
325 #define SHT_HIOS 0x6fffffff /* End OS-specific type */
326 #define SHT_LOPROC 0x70000000 /* Start of processor-specific */
327 #define SHT_HIPROC 0x7fffffff /* End of processor-specific */
328 #define SHT_LOUSER 0x80000000 /* Start of application-specific */
329 #define SHT_HIUSER 0x8fffffff /* End of application-specific */
330
331 /* Legal values for sh_flags (section flags). */
332
333 #define SHF_WRITE (1 << 0) /* Writable */
334 #define SHF_ALLOC (1 << 1) /* Occupies memory during execution */
335 #define SHF_EXECINSTR (1 << 2) /* Executable */
336 #define SHF_MERGE (1 << 4) /* Might be merged */
337 #define SHF_STRINGS (1 << 5) /* Contains nul-terminated strings */
338 #define SHF_INFO_LINK (1 << 6) /* `sh_info' contains SHT index */
339 #define SHF_LINK_ORDER (1 << 7) /* Preserve order after combining */
340 #define SHF_OS_NONCONFORMING (1 << 8) /* Non-standard OS specific handling
341 required */
342 #define SHF_MASKOS 0x0ff00000 /* OS-specific. */
343 #define SHF_MASKPROC 0xf0000000 /* Processor-specific */
344
345 /* Section group handling. */
346 #define GRP_COMDAT 0x1 /* Mark group as COMDAT. */
347
348 /* Symbol table entry. */
349
350 typedef struct
351 {
352 Elf32_Word st_name; /* Symbol name (string tbl index) */
353 Elf32_Addr st_value; /* Symbol value */
354 Elf32_Word st_size; /* Symbol size */
355 unsigned char st_info; /* Symbol type and binding */
356 unsigned char st_other; /* Symbol visibility */
357 Elf32_Section st_shndx; /* Section index */
358 } Elf32_Sym;
359
360 typedef struct
361 {
362 Elf64_Word st_name; /* Symbol name (string tbl index) */
363 unsigned char st_info; /* Symbol type and binding */
364 unsigned char st_other; /* Symbol visibility */
365 Elf64_Section st_shndx; /* Section index */
366 Elf64_Addr st_value; /* Symbol value */
367 Elf64_Xword st_size; /* Symbol size */
368 } Elf64_Sym;
369
370 /* The syminfo section if available contains additional information about
371 every dynamic symbol. */
372
373 typedef struct
374 {
375 Elf32_Half si_boundto; /* Direct bindings, symbol bound to */
376 Elf32_Half si_flags; /* Per symbol flags */
377 } Elf32_Syminfo;
378
379 typedef struct
380 {
381 Elf64_Half si_boundto; /* Direct bindings, symbol bound to */
382 Elf64_Half si_flags; /* Per symbol flags */
383 } Elf64_Syminfo;
384
385 /* Possible values for si_boundto. */
386 #define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */
387 #define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */
388 #define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */
389
390 /* Possible bitmasks for si_flags. */
391 #define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */
392 #define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */
393 #define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */
394 #define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy
395 loaded */
396 /* Syminfo version values. */
397 #define SYMINFO_NONE 0
398 #define SYMINFO_CURRENT 1
399 #define SYMINFO_NUM 2
400
401
402 /* Special section index. */
403
404 #define SHN_UNDEF 0 /* No section, undefined symbol. */
405
406 /* How to extract and insert information held in the st_info field. */
407
408 #define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4)
409 #define ELF32_ST_TYPE(val) ((val) & 0xf)
410 #define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
411
412 /* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */
413 #define ELF64_ST_BIND(val) ELF32_ST_BIND (val)
414 #define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val)
415 #define ELF64_ST_INFO(bind, type) ELF32_ST_INFO ((bind), (type))
416
417 /* Legal values for ST_BIND subfield of st_info (symbol binding). */
418
419 #define STB_LOCAL 0 /* Local symbol */
420 #define STB_GLOBAL 1 /* Global symbol */
421 #define STB_WEAK 2 /* Weak symbol */
422 #define STB_NUM 3 /* Number of defined types. */
423 #define STB_LOOS 10 /* Start of OS-specific */
424 #define STB_HIOS 12 /* End of OS-specific */
425 #define STB_LOPROC 13 /* Start of processor-specific */
426 #define STB_HIPROC 15 /* End of processor-specific */
427
428 /* Legal values for ST_TYPE subfield of st_info (symbol type). */
429
430 #define STT_NOTYPE 0 /* Symbol type is unspecified */
431 #define STT_OBJECT 1 /* Symbol is a data object */
432 #define STT_FUNC 2 /* Symbol is a code object */
433 #define STT_SECTION 3 /* Symbol associated with a section */
434 #define STT_FILE 4 /* Symbol's name is file name */
435 #define STT_COMMON 5 /* Symbol is a common data object */
436 #define STT_NUM 6 /* Number of defined types. */
437 #define STT_LOOS 10 /* Start of OS-specific */
438 #define STT_HIOS 12 /* End of OS-specific */
439 #define STT_LOPROC 13 /* Start of processor-specific */
440 #define STT_HIPROC 15 /* End of processor-specific */
441
442
443 /* Symbol table indices are found in the hash buckets and chain table
444 of a symbol hash table section. This special index value indicates
445 the end of a chain, meaning no further symbols are found in that bucket. */
446
447 #define STN_UNDEF 0 /* End of a chain. */
448
449
450 /* How to extract and insert information held in the st_other field. */
451
452 #define ELF32_ST_VISIBILITY(o) ((o) & 0x03)
453
454 /* For ELF64 the definitions are the same. */
455 #define ELF64_ST_VISIBILITY(o) ELF32_ST_VISIBILITY (o)
456
457 /* Symbol visibility specification encoded in the st_other field. */
458 #define STV_DEFAULT 0 /* Default symbol visibility rules */
459 #define STV_INTERNAL 1 /* Processor specific hidden class */
460 #define STV_HIDDEN 2 /* Sym unavailable in other modules */
461 #define STV_PROTECTED 3 /* Not preemptible, not exported */
462
463
464 /* Relocation table entry without addend (in section of type SHT_REL). */
465
466 typedef struct
467 {
468 Elf32_Addr r_offset; /* Address */
469 Elf32_Word r_info; /* Relocation type and symbol index */
470 } Elf32_Rel;
471
472 /* I have seen two different definitions of the Elf64_Rel and
473 Elf64_Rela structures, so we'll leave them out until Novell (or
474 whoever) gets their act together. */
475 /* The following, at least, is used on Sparc v9, MIPS, and Alpha. */
476
477 typedef struct
478 {
479 Elf64_Addr r_offset; /* Address */
480 Elf64_Xword r_info; /* Relocation type and symbol index */
481 } Elf64_Rel;
482
483 /* Relocation table entry with addend (in section of type SHT_RELA). */
484
485 typedef struct
486 {
487 Elf32_Addr r_offset; /* Address */
488 Elf32_Word r_info; /* Relocation type and symbol index */
489 Elf32_Sword r_addend; /* Addend */
490 } Elf32_Rela;
491
492 typedef struct
493 {
494 Elf64_Addr r_offset; /* Address */
495 Elf64_Xword r_info; /* Relocation type and symbol index */
496 Elf64_Sxword r_addend; /* Addend */
497 } Elf64_Rela;
498
499 /* How to extract and insert information held in the r_info field. */
500
501 #define ELF32_R_SYM(val) ((val) >> 8)
502 #define ELF32_R_TYPE(val) ((val) & 0xff)
503 #define ELF32_R_INFO(sym, type) (((sym) << 8) + ((type) & 0xff))
504
505 #define ELF64_R_SYM(i) ((i) >> 32)
506 #define ELF64_R_TYPE(i) ((i) & 0xffffffff)
507 #define ELF64_R_INFO(sym,type) ((((Elf64_Xword) (sym)) << 32) + (type))
508
509 /* Program segment header. */
510
511 typedef struct
512 {
513 Elf32_Word p_type; /* Segment type */
514 Elf32_Off p_offset; /* Segment file offset */
515 Elf32_Addr p_vaddr; /* Segment virtual address */
516 Elf32_Addr p_paddr; /* Segment physical address */
517 Elf32_Word p_filesz; /* Segment size in file */
518 Elf32_Word p_memsz; /* Segment size in memory */
519 Elf32_Word p_flags; /* Segment flags */
520 Elf32_Word p_align; /* Segment alignment */
521 } Elf32_Phdr;
522
523 typedef struct
524 {
525 Elf64_Word p_type; /* Segment type */
526 Elf64_Word p_flags; /* Segment flags */
527 Elf64_Off p_offset; /* Segment file offset */
528 Elf64_Addr p_vaddr; /* Segment virtual address */
529 Elf64_Addr p_paddr; /* Segment physical address */
530 Elf64_Xword p_filesz; /* Segment size in file */
531 Elf64_Xword p_memsz; /* Segment size in memory */
532 Elf64_Xword p_align; /* Segment alignment */
533 } Elf64_Phdr;
534
535 /* Legal values for p_type (segment type). */
536
537 #define PT_NULL 0 /* Program header table entry unused */
538 #define PT_LOAD 1 /* Loadable program segment */
539 #define PT_DYNAMIC 2 /* Dynamic linking information */
540 #define PT_INTERP 3 /* Program interpreter */
541 #define PT_NOTE 4 /* Auxiliary information */
542 #define PT_SHLIB 5 /* Reserved */
543 #define PT_PHDR 6 /* Entry for header table itself */
544 #define PT_NUM 7 /* Number of defined types */
545 #define PT_LOOS 0x60000000 /* Start of OS-specific */
546 #define PT_HIOS 0x6fffffff /* End of OS-specific */
547 #define PT_LOPROC 0x70000000 /* Start of processor-specific */
548 #define PT_HIPROC 0x7fffffff /* End of processor-specific */
549
550 /* Legal values for p_flags (segment flags). */
551
552 #define PF_X (1 << 0) /* Segment is executable */
553 #define PF_W (1 << 1) /* Segment is writable */
554 #define PF_R (1 << 2) /* Segment is readable */
555 #define PF_MASKOS 0x0ff00000 /* OS-specific */
556 #define PF_MASKPROC 0xf0000000 /* Processor-specific */
557
558 /* Legal values for note segment descriptor types for core files. */
559
560 #define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
561 #define NT_FPREGSET 2 /* Contains copy of fpregset struct */
562 #define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */
563 #define NT_PRXREG 4 /* Contains copy of prxregset struct */
564 #define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */
565 #define NT_AUXV 6 /* Contains copy of auxv array */
566 #define NT_GWINDOWS 7 /* Contains copy of gwindows struct */
567 #define NT_PSTATUS 10 /* Contains copy of pstatus struct */
568 #define NT_PSINFO 13 /* Contains copy of psinfo struct */
569 #define NT_PRCRED 14 /* Contains copy of prcred struct */
570 #define NT_UTSNAME 15 /* Contains copy of utsname struct */
571 #define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */
572 #define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */
573 #define NT_PRFPXREG 20 /* Contains copy of fprxregset struct*/
574
575 /* Legal values for the note segment descriptor types for object files. */
576
577 #define NT_VERSION 1 /* Contains a version string. */
578
579
580 /* Dynamic section entry. */
581
582 typedef struct
583 {
584 Elf32_Sword d_tag; /* Dynamic entry type */
585 union
586 {
587 Elf32_Word d_val; /* Integer value */
588 Elf32_Addr d_ptr; /* Address value */
589 } d_un;
590 } Elf32_Dyn;
591
592 typedef struct
593 {
594 Elf64_Sxword d_tag; /* Dynamic entry type */
595 union
596 {
597 Elf64_Xword d_val; /* Integer value */
598 Elf64_Addr d_ptr; /* Address value */
599 } d_un;
600 } Elf64_Dyn;
601
602 /* Legal values for d_tag (dynamic entry type). */
603
604 #define DT_NULL 0 /* Marks end of dynamic section */
605 #define DT_NEEDED 1 /* Name of needed library */
606 #define DT_PLTRELSZ 2 /* Size in bytes of PLT relocs */
607 #define DT_PLTGOT 3 /* Processor defined value */
608 #define DT_HASH 4 /* Address of symbol hash table */
609 #define DT_STRTAB 5 /* Address of string table */
610 #define DT_SYMTAB 6 /* Address of symbol table */
611 #define DT_RELA 7 /* Address of Rela relocs */
612 #define DT_RELASZ 8 /* Total size of Rela relocs */
613 #define DT_RELAENT 9 /* Size of one Rela reloc */
614 #define DT_STRSZ 10 /* Size of string table */
615 #define DT_SYMENT 11 /* Size of one symbol table entry */
616 #define DT_INIT 12 /* Address of init function */
617 #define DT_FINI 13 /* Address of termination function */
618 #define DT_SONAME 14 /* Name of shared object */
619 #define DT_RPATH 15 /* Library search path (deprecated) */
620 #define DT_SYMBOLIC 16 /* Start symbol search here */
621 #define DT_REL 17 /* Address of Rel relocs */
622 #define DT_RELSZ 18 /* Total size of Rel relocs */
623 #define DT_RELENT 19 /* Size of one Rel reloc */
624 #define DT_PLTREL 20 /* Type of reloc in PLT */
625 #define DT_DEBUG 21 /* For debugging; unspecified */
626 #define DT_TEXTREL 22 /* Reloc might modify .text */
627 #define DT_JMPREL 23 /* Address of PLT relocs */
628 #define DT_BIND_NOW 24 /* Process relocations of object */
629 #define DT_INIT_ARRAY 25 /* Array with addresses of init fct */
630 #define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */
631 #define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */
632 #define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */
633 #define DT_RUNPATH 29 /* Library search path */
634 #define DT_FLAGS 30 /* Flags for the object being loaded */
635 #define DT_ENCODING 32 /* Start of encoded range */
636 #define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/
637 #define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */
638 #define DT_NUM 34 /* Number used */
639 #define DT_LOOS 0x60000000 /* Start of OS-specific */
640 #define DT_HIOS 0x6fffffff /* End of OS-specific */
641 #define DT_LOPROC 0x70000000 /* Start of processor-specific */
642 #define DT_HIPROC 0x7fffffff /* End of processor-specific */
643 #define DT_PROCNUM DT_MIPS_NUM /* Most used by any processor */
644
645 /* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
646 Dyn.d_un.d_val field of the Elf*_Dyn structure. This follows Sun's
647 approach. */
648 #define DT_VALRNGLO 0x6ffffd00
649 #define DT_CHECKSUM 0x6ffffdf8
650 #define DT_PLTPADSZ 0x6ffffdf9
651 #define DT_MOVEENT 0x6ffffdfa
652 #define DT_MOVESZ 0x6ffffdfb
653 #define DT_FEATURE_1 0x6ffffdfc /* Feature selection (DTF_*). */
654 #define DT_POSFLAG_1 0x6ffffdfd /* Flags for DT_* entries, effecting
655 the following DT_* entry. */
656 #define DT_SYMINSZ 0x6ffffdfe /* Size of syminfo table (in bytes) */
657 #define DT_SYMINENT 0x6ffffdff /* Entry size of syminfo */
658 #define DT_VALRNGHI 0x6ffffdff
659
660 /* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
661 Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
662
663 If any adjustment is made to the ELF object after it has been
664 built these entries will need to be adjusted. */
665 #define DT_ADDRRNGLO 0x6ffffe00
666 #define DT_SYMINFO 0x6ffffeff /* syminfo table */
667 #define DT_ADDRRNGHI 0x6ffffeff
668
669 /* The versioning entry types. The next are defined as part of the
670 GNU extension. */
671 #define DT_VERSYM 0x6ffffff0
672
673 #define DT_RELACOUNT 0x6ffffff9
674 #define DT_RELCOUNT 0x6ffffffa
675
676 /* These were chosen by Sun. */
677 #define DT_FLAGS_1 0x6ffffffb /* State flags, see DF_1_* below. */
678 #define DT_VERDEF 0x6ffffffc /* Address of version definition
679 table */
680 #define DT_VERDEFNUM 0x6ffffffd /* Number of version definitions */
681 #define DT_VERNEED 0x6ffffffe /* Address of table with needed
682 versions */
683 #define DT_VERNEEDNUM 0x6fffffff /* Number of needed versions */
684 #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */
685 #define DT_VERSIONTAGNUM 16
686
687 /* Sun added these machine-independent extensions in the "processor-specific"
688 range. Be compatible. */
689 #define DT_AUXILIARY 0x7ffffffd /* Shared object to load before self */
690 #define DT_FILTER 0x7fffffff /* Shared object to get values from */
691 #define DT_EXTRATAGIDX(tag) ((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1)
692 #define DT_EXTRANUM 3
693
694 /* Values of `d_un.d_val' in the DT_FLAGS entry. */
695 #define DF_ORIGIN 0x00000001 /* Object may use DF_ORIGIN */
696 #define DF_SYMBOLIC 0x00000002 /* Symbol resolutions starts here */
697 #define DF_TEXTREL 0x00000004 /* Object contains text relocations */
698 #define DF_BIND_NOW 0x00000008 /* No lazy binding for this object */
699
700 /* State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1
701 entry in the dynamic section. */
702 #define DF_1_NOW 0x00000001 /* Set RTLD_NOW for this object. */
703 #define DF_1_GLOBAL 0x00000002 /* Set RTLD_GLOBAL for this object. */
704 #define DF_1_GROUP 0x00000004 /* Set RTLD_GROUP for this object. */
705 #define DF_1_NODELETE 0x00000008 /* Set RTLD_NODELETE for this object.*/
706 #define DF_1_LOADFLTR 0x00000010 /* Trigger filtee loading at runtime.*/
707 #define DF_1_INITFIRST 0x00000020 /* Set RTLD_INITFIRST for this object*/
708 #define DF_1_NOOPEN 0x00000040 /* Set RTLD_NOOPEN for this object. */
709 #define DF_1_ORIGIN 0x00000080 /* $ORIGIN must be handled. */
710 #define DF_1_DIRECT 0x00000100 /* Direct binding enabled. */
711 #define DF_1_TRANS 0x00000200
712 #define DF_1_INTERPOSE 0x00000400 /* Object is used to interpose. */
713 #define DF_1_NODEFLIB 0x00000800 /* Ignore default lib search path. */
714 #define DF_1_NODUMP 0x00001000
715 #define DF_1_CONFALT 0x00002000
716 #define DF_1_ENDFILTEE 0x00004000
717
718 /* Flags for the feature selection in DT_FEATURE_1. */
719 #define DTF_1_PARINIT 0x00000001
720 #define DTF_1_CONFEXP 0x00000002
721
722 /* Flags in the DT_POSFLAG_1 entry effecting only the next DT_* entry. */
723 #define DF_P1_LAZYLOAD 0x00000001 /* Lazyload following object. */
724 #define DF_P1_GROUPPERM 0x00000002 /* Symbols from next object are not
725 generally available. */
726
727 /* Version definition sections. */
728
729 typedef struct
730 {
731 Elf32_Half vd_version; /* Version revision */
732 Elf32_Half vd_flags; /* Version information */
733 Elf32_Half vd_ndx; /* Version Index */
734 Elf32_Half vd_cnt; /* Number of associated aux entries */
735 Elf32_Word vd_hash; /* Version name hash value */
736 Elf32_Word vd_aux; /* Offset in bytes to verdaux array */
737 Elf32_Word vd_next; /* Offset in bytes to next verdef
738 entry */
739 } Elf32_Verdef;
740
741 typedef struct
742 {
743 Elf64_Half vd_version; /* Version revision */
744 Elf64_Half vd_flags; /* Version information */
745 Elf64_Half vd_ndx; /* Version Index */
746 Elf64_Half vd_cnt; /* Number of associated aux entries */
747 Elf64_Word vd_hash; /* Version name hash value */
748 Elf64_Word vd_aux; /* Offset in bytes to verdaux array */
749 Elf64_Word vd_next; /* Offset in bytes to next verdef
750 entry */
751 } Elf64_Verdef;
752
753
754 /* Legal values for vd_version (version revision). */
755 #define VER_DEF_NONE 0 /* No version */
756 #define VER_DEF_CURRENT 1 /* Current version */
757 #define VER_DEF_NUM 2 /* Given version number */
758
759 /* Legal values for vd_flags (version information flags). */
760 #define VER_FLG_BASE 0x1 /* Version definition of file itself */
761 #define VER_FLG_WEAK 0x2 /* Weak version identifier */
762
763 /* Auxialiary version information. */
764
765 typedef struct
766 {
767 Elf32_Word vda_name; /* Version or dependency names */
768 Elf32_Word vda_next; /* Offset in bytes to next verdaux
769 entry */
770 } Elf32_Verdaux;
771
772 typedef struct
773 {
774 Elf64_Word vda_name; /* Version or dependency names */
775 Elf64_Word vda_next; /* Offset in bytes to next verdaux
776 entry */
777 } Elf64_Verdaux;
778
779
780 /* Version dependency section. */
781
782 typedef struct
783 {
784 Elf32_Half vn_version; /* Version of structure */
785 Elf32_Half vn_cnt; /* Number of associated aux entries */
786 Elf32_Word vn_file; /* Offset of filename for this
787 dependency */
788 Elf32_Word vn_aux; /* Offset in bytes to vernaux array */
789 Elf32_Word vn_next; /* Offset in bytes to next verneed
790 entry */
791 } Elf32_Verneed;
792
793 typedef struct
794 {
795 Elf64_Half vn_version; /* Version of structure */
796 Elf64_Half vn_cnt; /* Number of associated aux entries */
797 Elf64_Word vn_file; /* Offset of filename for this
798 dependency */
799 Elf64_Word vn_aux; /* Offset in bytes to vernaux array */
800 Elf64_Word vn_next; /* Offset in bytes to next verneed
801 entry */
802 } Elf64_Verneed;
803
804
805 /* Legal values for vn_version (version revision). */
806 #define VER_NEED_NONE 0 /* No version */
807 #define VER_NEED_CURRENT 1 /* Current version */
808 #define VER_NEED_NUM 2 /* Given version number */
809
810 /* Auxiliary needed version information. */
811
812 typedef struct
813 {
814 Elf32_Word vna_hash; /* Hash value of dependency name */
815 Elf32_Half vna_flags; /* Dependency specific information */
816 Elf32_Half vna_other; /* Unused */
817 Elf32_Word vna_name; /* Dependency name string offset */
818 Elf32_Word vna_next; /* Offset in bytes to next vernaux
819 entry */
820 } Elf32_Vernaux;
821
822 typedef struct
823 {
824 Elf64_Word vna_hash; /* Hash value of dependency name */
825 Elf64_Half vna_flags; /* Dependency specific information */
826 Elf64_Half vna_other; /* Unused */
827 Elf64_Word vna_name; /* Dependency name string offset */
828 Elf64_Word vna_next; /* Offset in bytes to next vernaux
829 entry */
830 } Elf64_Vernaux;
831
832
833 /* Legal values for vna_flags. */
834 #define VER_FLG_WEAK 0x2 /* Weak version identifier */
835
836
837 /* Auxiliary vector. */
838
839 /* This vector is normally only used by the program interpreter. The
840 usual definition in an ABI supplement uses the name auxv_t. The
841 vector is not usually defined in a standard <elf.h> file, but it
842 can't hurt. We rename it to avoid conflicts. The sizes of these
843 types are an arrangement between the exec server and the program
844 interpreter, so we don't fully specify them here. */
845
846 typedef struct
847 {
848 int a_type; /* Entry type */
849 union
850 {
851 long int a_val; /* Integer value */
852 void *a_ptr; /* Pointer value */
853 void (*a_fcn) (void); /* Function pointer value */
854 } a_un;
855 } Elf32_auxv_t;
856
857 typedef struct
858 {
859 long int a_type; /* Entry type */
860 union
861 {
862 long int a_val; /* Integer value */
863 void *a_ptr; /* Pointer value */
864 void (*a_fcn) (void); /* Function pointer value */
865 } a_un;
866 } Elf64_auxv_t;
867
868 /* Legal values for a_type (entry type). */
869
870 #define AT_NULL 0 /* End of vector */
871 #define AT_IGNORE 1 /* Entry should be ignored */
872 #define AT_EXECFD 2 /* File descriptor of program */
873 #define AT_PHDR 3 /* Program headers for program */
874 #define AT_PHENT 4 /* Size of program header entry */
875 #define AT_PHNUM 5 /* Number of program headers */
876 #define AT_PAGESZ 6 /* System page size */
877 #define AT_BASE 7 /* Base address of interpreter */
878 #define AT_FLAGS 8 /* Flags */
879 #define AT_ENTRY 9 /* Entry point of program */
880 #define AT_NOTELF 10 /* Program is not ELF */
881 #define AT_UID 11 /* Real uid */
882 #define AT_EUID 12 /* Effective uid */
883 #define AT_GID 13 /* Real gid */
884 #define AT_EGID 14 /* Effective gid */
885 #define AT_CLKTCK 17 /* Frequency of times() */
886
887 /* Some more special a_type values describing the hardware. */
888 #define AT_PLATFORM 15 /* String identifying platform. */
889 #define AT_HWCAP 16 /* Machine dependent hints about
890 processor capabilities. */
891
892 /* This entry gives some information about the FPU initialization
893 performed by the kernel. */
894 #define AT_FPUCW 18 /* Used FPU control word. */
895
896
897 /* Note section contents. Each entry in the note section begins with
898 a header of a fixed form. */
899
900 typedef struct
901 {
902 Elf32_Word n_namesz; /* Length of the note's name. */
903 Elf32_Word n_descsz; /* Length of the note's descriptor. */
904 Elf32_Word n_type; /* Type of the note. */
905 } Elf32_Nhdr;
906
907 typedef struct
908 {
909 Elf64_Word n_namesz; /* Length of the note's name. */
910 Elf64_Word n_descsz; /* Length of the note's descriptor. */
911 Elf64_Word n_type; /* Type of the note. */
912 } Elf64_Nhdr;
913
914 /* Known names of notes. */
915
916 /* Solaris entries in the note section have this name. */
917 #define ELF_NOTE_SOLARIS "SUNW Solaris"
918
919 /* Note entries for GNU systems have this name. */
920 #define ELF_NOTE_GNU "GNU"
921
922
923 /* Defined types of notes for Solaris. */
924
925 /* Value of descriptor (one word) is desired pagesize for the binary. */
926 #define ELF_NOTE_PAGESIZE_HINT 1
927
928
929 /* Defined note types for GNU systems. */
930
931 /* ABI information. The descriptor consists of words:
932 word 0: OS descriptor
933 word 1: major version of the ABI
934 word 2: minor version of the ABI
935 word 3: subminor version of the ABI
936 */
937 #define ELF_NOTE_ABI 1
938
939 /* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI
940 note section entry. */
941 #define ELF_NOTE_OS_LINUX 0
942 #define ELF_NOTE_OS_GNU 1
943 #define ELF_NOTE_OS_SOLARIS2 2
944
945
946 /* Move records. */
947 typedef struct
948 {
949 Elf32_Xword m_value; /* Symbol value. */
950 Elf32_Word m_info; /* Size and index. */
951 Elf32_Word m_poffset; /* Symbol offset. */
952 Elf32_Half m_repeat; /* Repeat count. */
953 Elf32_Half m_stride; /* Stride info. */
954 } Elf32_Move;
955
956 typedef struct
957 {
958 Elf64_Xword m_value; /* Symbol value. */
959 Elf64_Xword m_info; /* Size and index. */
960 Elf64_Xword m_poffset; /* Symbol offset. */
961 Elf64_Half m_repeat; /* Repeat count. */
962 Elf64_Half m_stride; /* Stride info. */
963 } Elf64_Move;
964
965 /* Macro to construct move records. */
966 #define ELF32_M_SYM(info) ((info) >> 8)
967 #define ELF32_M_SIZE(info) ((unsigned char) (info))
968 #define ELF32_M_INFO(sym, size) (((sym) << 8) + (unsigned char) (size))
969
970 #define ELF64_M_SYM(info) ELF32_M_SYM (info)
971 #define ELF64_M_SIZE(info) ELF32_M_SIZE (info)
972 #define ELF64_M_INFO(sym, size) ELF32_M_INFO (sym, size)
973
974
975 /* Motorola 68k specific definitions. */
976
977 /* Values for Elf32_Ehdr.e_flags. */
978 #define EF_CPU32 0x00810000
979
980 /* m68k relocs. */
981
982 #define R_68K_NONE 0 /* No reloc */
983 #define R_68K_32 1 /* Direct 32 bit */
984 #define R_68K_16 2 /* Direct 16 bit */
985 #define R_68K_8 3 /* Direct 8 bit */
986 #define R_68K_PC32 4 /* PC relative 32 bit */
987 #define R_68K_PC16 5 /* PC relative 16 bit */
988 #define R_68K_PC8 6 /* PC relative 8 bit */
989 #define R_68K_GOT32 7 /* 32 bit PC relative GOT entry */
990 #define R_68K_GOT16 8 /* 16 bit PC relative GOT entry */
991 #define R_68K_GOT8 9 /* 8 bit PC relative GOT entry */
992 #define R_68K_GOT32O 10 /* 32 bit GOT offset */
993 #define R_68K_GOT16O 11 /* 16 bit GOT offset */
994 #define R_68K_GOT8O 12 /* 8 bit GOT offset */
995 #define R_68K_PLT32 13 /* 32 bit PC relative PLT address */
996 #define R_68K_PLT16 14 /* 16 bit PC relative PLT address */
997 #define R_68K_PLT8 15 /* 8 bit PC relative PLT address */
998 #define R_68K_PLT32O 16 /* 32 bit PLT offset */
999 #define R_68K_PLT16O 17 /* 16 bit PLT offset */
1000 #define R_68K_PLT8O 18 /* 8 bit PLT offset */
1001 #define R_68K_COPY 19 /* Copy symbol at runtime */
1002 #define R_68K_GLOB_DAT 20 /* Create GOT entry */
1003 #define R_68K_JMP_SLOT 21 /* Create PLT entry */
1004 #define R_68K_RELATIVE 22 /* Adjust by program base */
1005 /* Keep this the last entry. */
1006 #define R_68K_NUM 23
1007
1008 /* Intel 80386 specific definitions. */
1009
1010 /* i386 relocs. */
1011
1012 #define R_386_NONE 0 /* No reloc */
1013 #define R_386_32 1 /* Direct 32 bit */
1014 #define R_386_PC32 2 /* PC relative 32 bit */
1015 #define R_386_GOT32 3 /* 32 bit GOT entry */
1016 #define R_386_PLT32 4 /* 32 bit PLT address */
1017 #define R_386_COPY 5 /* Copy symbol at runtime */
1018 #define R_386_GLOB_DAT 6 /* Create GOT entry */
1019 #define R_386_JMP_SLOT 7 /* Create PLT entry */
1020 #define R_386_RELATIVE 8 /* Adjust by program base */
1021 #define R_386_GOTOFF 9 /* 32 bit offset to GOT */
1022 #define R_386_GOTPC 10 /* 32 bit PC relative offset to GOT */
1023 /* Keep this the last entry. */
1024 #define R_386_NUM 11
1025
1026 /* SUN SPARC specific definitions. */
1027
1028 /* Legal values for ST_TYPE subfield of st_info (symbol type). */
1029
1030 #define STT_REGISTER 13 /* Global register reserved to app. */
1031
1032 /* Values for Elf64_Ehdr.e_flags. */
1033
1034 #define EF_SPARCV9_MM 3
1035 #define EF_SPARCV9_TSO 0
1036 #define EF_SPARCV9_PSO 1
1037 #define EF_SPARCV9_RMO 2
1038 #define EF_SPARC_LEDATA 0x800000 /* little endian data */
1039 #define EF_SPARC_EXT_MASK 0xFFFF00
1040 #define EF_SPARC_32PLUS 0x000100 /* generic V8+ features */
1041 #define EF_SPARC_SUN_US1 0x000200 /* Sun UltraSPARC1 extensions */
1042 #define EF_SPARC_HAL_R1 0x000400 /* HAL R1 extensions */
1043 #define EF_SPARC_SUN_US3 0x000800 /* Sun UltraSPARCIII extensions */
1044
1045 /* SPARC relocs. */
1046
1047 #define R_SPARC_NONE 0 /* No reloc */
1048 #define R_SPARC_8 1 /* Direct 8 bit */
1049 #define R_SPARC_16 2 /* Direct 16 bit */
1050 #define R_SPARC_32 3 /* Direct 32 bit */
1051 #define R_SPARC_DISP8 4 /* PC relative 8 bit */
1052 #define R_SPARC_DISP16 5 /* PC relative 16 bit */
1053 #define R_SPARC_DISP32 6 /* PC relative 32 bit */
1054 #define R_SPARC_WDISP30 7 /* PC relative 30 bit shifted */
1055 #define R_SPARC_WDISP22 8 /* PC relative 22 bit shifted */
1056 #define R_SPARC_HI22 9 /* High 22 bit */
1057 #define R_SPARC_22 10 /* Direct 22 bit */
1058 #define R_SPARC_13 11 /* Direct 13 bit */
1059 #define R_SPARC_LO10 12 /* Truncated 10 bit */
1060 #define R_SPARC_GOT10 13 /* Truncated 10 bit GOT entry */
1061 #define R_SPARC_GOT13 14 /* 13 bit GOT entry */
1062 #define R_SPARC_GOT22 15 /* 22 bit GOT entry shifted */
1063 #define R_SPARC_PC10 16 /* PC relative 10 bit truncated */
1064 #define R_SPARC_PC22 17 /* PC relative 22 bit shifted */
1065 #define R_SPARC_WPLT30 18 /* 30 bit PC relative PLT address */
1066 #define R_SPARC_COPY 19 /* Copy symbol at runtime */
1067 #define R_SPARC_GLOB_DAT 20 /* Create GOT entry */
1068 #define R_SPARC_JMP_SLOT 21 /* Create PLT entry */
1069 #define R_SPARC_RELATIVE 22 /* Adjust by program base */
1070 #define R_SPARC_UA32 23 /* Direct 32 bit unaligned */
1071
1072 /* Additional Sparc64 relocs. */
1073
1074 #define R_SPARC_PLT32 24 /* Direct 32 bit ref to PLT entry */
1075 #define R_SPARC_HIPLT22 25 /* High 22 bit PLT entry */
1076 #define R_SPARC_LOPLT10 26 /* Truncated 10 bit PLT entry */
1077 #define R_SPARC_PCPLT32 27 /* PC rel 32 bit ref to PLT entry */
1078 #define R_SPARC_PCPLT22 28 /* PC rel high 22 bit PLT entry */
1079 #define R_SPARC_PCPLT10 29 /* PC rel trunc 10 bit PLT entry */
1080 #define R_SPARC_10 30 /* Direct 10 bit */
1081 #define R_SPARC_11 31 /* Direct 11 bit */
1082 #define R_SPARC_64 32 /* Direct 64 bit */
1083 #define R_SPARC_OLO10 33 /* 10bit with secondary 13bit addend */
1084 #define R_SPARC_HH22 34 /* Top 22 bits of direct 64 bit */
1085 #define R_SPARC_HM10 35 /* High middle 10 bits of ... */
1086 #define R_SPARC_LM22 36 /* Low middle 22 bits of ... */
1087 #define R_SPARC_PC_HH22 37 /* Top 22 bits of pc rel 64 bit */
1088 #define R_SPARC_PC_HM10 38 /* High middle 10 bit of ... */
1089 #define R_SPARC_PC_LM22 39 /* Low miggle 22 bits of ... */
1090 #define R_SPARC_WDISP16 40 /* PC relative 16 bit shifted */
1091 #define R_SPARC_WDISP19 41 /* PC relative 19 bit shifted */
1092 #define R_SPARC_7 43 /* Direct 7 bit */
1093 #define R_SPARC_5 44 /* Direct 5 bit */
1094 #define R_SPARC_6 45 /* Direct 6 bit */
1095 #define R_SPARC_DISP64 46 /* PC relative 64 bit */
1096 #define R_SPARC_PLT64 47 /* Direct 64 bit ref to PLT entry */
1097 #define R_SPARC_HIX22 48 /* High 22 bit complemented */
1098 #define R_SPARC_LOX10 49 /* Truncated 11 bit complemented */
1099 #define R_SPARC_H44 50 /* Direct high 12 of 44 bit */
1100 #define R_SPARC_M44 51 /* Direct mid 22 of 44 bit */
1101 #define R_SPARC_L44 52 /* Direct low 10 of 44 bit */
1102 #define R_SPARC_REGISTER 53 /* Global register usage */
1103 #define R_SPARC_UA64 54 /* Direct 64 bit unaligned */
1104 #define R_SPARC_UA16 55 /* Direct 16 bit unaligned */
1105 /* Keep this the last entry. */
1106 #define R_SPARC_NUM 56
1107
1108 /* For Sparc64, legal values for d_tag of Elf64_Dyn. */
1109
1110 #define DT_SPARC_REGISTER 0x70000001
1111 #define DT_SPARC_NUM 2
1112
1113 /* Bits present in AT_HWCAP, primarily for Sparc32. */
1114
1115 #define HWCAP_SPARC_FLUSH 1 /* The cpu supports flush insn. */
1116 #define HWCAP_SPARC_STBAR 2
1117 #define HWCAP_SPARC_SWAP 4
1118 #define HWCAP_SPARC_MULDIV 8
1119 #define HWCAP_SPARC_V9 16 /* The cpu is v9, so v8plus is ok. */
1120
1121 /* MIPS R3000 specific definitions. */
1122
1123 /* Legal values for e_flags field of Elf32_Ehdr. */
1124
1125 #define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */
1126 #define EF_MIPS_PIC 2 /* Contains PIC code */
1127 #define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */
1128 #define EF_MIPS_XGOT 8
1129 #define EF_MIPS_64BIT_WHIRL 16
1130 #define EF_MIPS_ABI2 32
1131 #define EF_MIPS_ABI_ON32 64
1132 #define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */
1133
1134 /* Legal values for MIPS architecture level. */
1135
1136 #define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */
1137 #define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */
1138 #define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */
1139 #define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */
1140 #define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */
1141 #define EF_MIPS_ARCH_32 0x60000000 /* MIPS32 code. */
1142 #define EF_MIPS_ARCH_64 0x70000000 /* MIPS64 code. */
1143
1144 /* The following are non-official names and should not be used. */
1145
1146 #define E_MIPS_ARCH_1 0x00000000 /* -mips1 code. */
1147 #define E_MIPS_ARCH_2 0x10000000 /* -mips2 code. */
1148 #define E_MIPS_ARCH_3 0x20000000 /* -mips3 code. */
1149 #define E_MIPS_ARCH_4 0x30000000 /* -mips4 code. */
1150 #define E_MIPS_ARCH_5 0x40000000 /* -mips5 code. */
1151 #define E_MIPS_ARCH_32 0x60000000 /* MIPS32 code. */
1152 #define E_MIPS_ARCH_64 0x70000000 /* MIPS64 code. */
1153
1154 /* Special section indices. */
1155
1156 #define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */
1157 #define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */
1158 #define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */
1159 #define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */
1160 #define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */
1161
1162 /* Legal values for sh_type field of Elf32_Shdr. */
1163
1164 #define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */
1165 #define SHT_MIPS_MSYM 0x70000001
1166 #define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */
1167 #define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */
1168 #define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */
1169 #define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information*/
1170 #define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */
1171 #define SHT_MIPS_PACKAGE 0x70000007
1172 #define SHT_MIPS_PACKSYM 0x70000008
1173 #define SHT_MIPS_RELD 0x70000009
1174 #define SHT_MIPS_IFACE 0x7000000b
1175 #define SHT_MIPS_CONTENT 0x7000000c
1176 #define SHT_MIPS_OPTIONS 0x7000000d /* Miscellaneous options. */
1177 #define SHT_MIPS_SHDR 0x70000010
1178 #define SHT_MIPS_FDESC 0x70000011
1179 #define SHT_MIPS_EXTSYM 0x70000012
1180 #define SHT_MIPS_DENSE 0x70000013
1181 #define SHT_MIPS_PDESC 0x70000014
1182 #define SHT_MIPS_LOCSYM 0x70000015
1183 #define SHT_MIPS_AUXSYM 0x70000016
1184 #define SHT_MIPS_OPTSYM 0x70000017
1185 #define SHT_MIPS_LOCSTR 0x70000018
1186 #define SHT_MIPS_LINE 0x70000019
1187 #define SHT_MIPS_RFDESC 0x7000001a
1188 #define SHT_MIPS_DELTASYM 0x7000001b
1189 #define SHT_MIPS_DELTAINST 0x7000001c
1190 #define SHT_MIPS_DELTACLASS 0x7000001d
1191 #define SHT_MIPS_DWARF 0x7000001e /* DWARF debugging information. */
1192 #define SHT_MIPS_DELTADECL 0x7000001f
1193 #define SHT_MIPS_SYMBOL_LIB 0x70000020
1194 #define SHT_MIPS_EVENTS 0x70000021 /* Event section. */
1195 #define SHT_MIPS_TRANSLATE 0x70000022
1196 #define SHT_MIPS_PIXIE 0x70000023
1197 #define SHT_MIPS_XLATE 0x70000024
1198 #define SHT_MIPS_XLATE_DEBUG 0x70000025
1199 #define SHT_MIPS_WHIRL 0x70000026
1200 #define SHT_MIPS_EH_REGION 0x70000027
1201 #define SHT_MIPS_XLATE_OLD 0x70000028
1202 #define SHT_MIPS_PDR_EXCEPTION 0x70000029
1203
1204 /* Legal values for sh_flags field of Elf32_Shdr. */
1205
1206 #define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */
1207 #define SHF_MIPS_MERGE 0x20000000
1208 #define SHF_MIPS_ADDR 0x40000000
1209 #define SHF_MIPS_STRINGS 0x80000000
1210 #define SHF_MIPS_NOSTRIP 0x08000000
1211 #define SHF_MIPS_LOCAL 0x04000000
1212 #define SHF_MIPS_NAMES 0x02000000
1213 #define SHF_MIPS_NODUPE 0x01000000
1214
1215
1216 /* Symbol tables. */
1217
1218 /* MIPS specific values for `st_other'. */
1219 #define STO_MIPS_DEFAULT 0x0
1220 #define STO_MIPS_INTERNAL 0x1
1221 #define STO_MIPS_HIDDEN 0x2
1222 #define STO_MIPS_PROTECTED 0x3
1223 #define STO_MIPS_SC_ALIGN_UNUSED 0xff
1224
1225 /* MIPS specific values for `st_info'. */
1226 #define STB_MIPS_SPLIT_COMMON 13
1227
1228 /* Entries found in sections of type SHT_MIPS_GPTAB. */
1229
1230 typedef union
1231 {
1232 struct
1233 {
1234 Elf32_Word gt_current_g_value; /* -G value used for compilation */
1235 Elf32_Word gt_unused; /* Not used */
1236 } gt_header; /* First entry in section */
1237 struct
1238 {
1239 Elf32_Word gt_g_value; /* If this value were used for -G */
1240 Elf32_Word gt_bytes; /* This many bytes would be used */
1241 } gt_entry; /* Subsequent entries in section */
1242 } Elf32_gptab;
1243
1244 /* Entry found in sections of type SHT_MIPS_REGINFO. */
1245
1246 typedef struct
1247 {
1248 Elf32_Word ri_gprmask; /* General registers used */
1249 Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */
1250 Elf32_Sword ri_gp_value; /* $gp register value */
1251 } Elf32_RegInfo;
1252
1253 /* Entries found in sections of type SHT_MIPS_OPTIONS. */
1254
1255 typedef struct
1256 {
1257 unsigned char kind; /* Determines interpretation of the
1258 variable part of descriptor. */
1259 unsigned char size; /* Size of descriptor, including header. */
1260 Elf32_Section section; /* Section header index of section affected,
1261 0 for global options. */
1262 Elf32_Word info; /* Kind-specific information. */
1263 } Elf_Options;
1264
1265 /* Values for `kind' field in Elf_Options. */
1266
1267 #define ODK_NULL 0 /* Undefined. */
1268 #define ODK_REGINFO 1 /* Register usage information. */
1269 #define ODK_EXCEPTIONS 2 /* Exception processing options. */
1270 #define ODK_PAD 3 /* Section padding options. */
1271 #define ODK_HWPATCH 4 /* Hardware workarounds performed */
1272 #define ODK_FILL 5 /* record the fill value used by the linker. */
1273 #define ODK_TAGS 6 /* reserve space for desktop tools to write. */
1274 #define ODK_HWAND 7 /* HW workarounds. 'AND' bits when merging. */
1275 #define ODK_HWOR 8 /* HW workarounds. 'OR' bits when merging. */
1276
1277 /* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries. */
1278
1279 #define OEX_FPU_MIN 0x1f /* FPE's which MUST be enabled. */
1280 #define OEX_FPU_MAX 0x1f00 /* FPE's which MAY be enabled. */
1281 #define OEX_PAGE0 0x10000 /* page zero must be mapped. */
1282 #define OEX_SMM 0x20000 /* Force sequential memory mode? */
1283 #define OEX_FPDBUG 0x40000 /* Force floating point debug mode? */
1284 #define OEX_PRECISEFP OEX_FPDBUG
1285 #define OEX_DISMISS 0x80000 /* Dismiss invalid address faults? */
1286
1287 #define OEX_FPU_INVAL 0x10
1288 #define OEX_FPU_DIV0 0x08
1289 #define OEX_FPU_OFLO 0x04
1290 #define OEX_FPU_UFLO 0x02
1291 #define OEX_FPU_INEX 0x01
1292
1293 /* Masks for `info' in Elf_Options for an ODK_HWPATCH entry. */
1294
1295 #define OHW_R4KEOP 0x1 /* R4000 end-of-page patch. */
1296 #define OHW_R8KPFETCH 0x2 /* may need R8000 prefetch patch. */
1297 #define OHW_R5KEOP 0x4 /* R5000 end-of-page patch. */
1298 #define OHW_R5KCVTL 0x8 /* R5000 cvt.[ds].l bug. clean=1. */
1299
1300 #define OPAD_PREFIX 0x1
1301 #define OPAD_POSTFIX 0x2
1302 #define OPAD_SYMBOL 0x4
1303
1304 /* Entry found in `.options' section. */
1305
1306 typedef struct
1307 {
1308 Elf32_Word hwp_flags1; /* Extra flags. */
1309 Elf32_Word hwp_flags2; /* Extra flags. */
1310 } Elf_Options_Hw;
1311
1312 /* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries. */
1313
1314 #define OHWA0_R4KEOP_CHECKED 0x00000001
1315 #define OHWA1_R4KEOP_CLEAN 0x00000002
1316
1317 /* MIPS relocs. */
1318
1319 #define R_MIPS_NONE 0 /* No reloc */
1320 #define R_MIPS_16 1 /* Direct 16 bit */
1321 #define R_MIPS_32 2 /* Direct 32 bit */
1322 #define R_MIPS_REL32 3 /* PC relative 32 bit */
1323 #define R_MIPS_26 4 /* Direct 26 bit shifted */
1324 #define R_MIPS_HI16 5 /* High 16 bit */
1325 #define R_MIPS_LO16 6 /* Low 16 bit */
1326 #define R_MIPS_GPREL16 7 /* GP relative 16 bit */
1327 #define R_MIPS_LITERAL 8 /* 16 bit literal entry */
1328 #define R_MIPS_GOT16 9 /* 16 bit GOT entry */
1329 #define R_MIPS_PC16 10 /* PC relative 16 bit */
1330 #define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */
1331 #define R_MIPS_GPREL32 12 /* GP relative 32 bit */
1332
1333 #define R_MIPS_SHIFT5 16
1334 #define R_MIPS_SHIFT6 17
1335 #define R_MIPS_64 18
1336 #define R_MIPS_GOT_DISP 19
1337 #define R_MIPS_GOT_PAGE 20
1338 #define R_MIPS_GOT_OFST 21
1339 #define R_MIPS_GOT_HI16 22
1340 #define R_MIPS_GOT_LO16 23
1341 #define R_MIPS_SUB 24
1342 #define R_MIPS_INSERT_A 25
1343 #define R_MIPS_INSERT_B 26
1344 #define R_MIPS_DELETE 27
1345 #define R_MIPS_HIGHER 28
1346 #define R_MIPS_HIGHEST 29
1347 #define R_MIPS_CALL_HI16 30
1348 #define R_MIPS_CALL_LO16 31
1349 #define R_MIPS_SCN_DISP 32
1350 #define R_MIPS_REL16 33
1351 #define R_MIPS_ADD_IMMEDIATE 34
1352 #define R_MIPS_PJUMP 35
1353 #define R_MIPS_RELGOT 36
1354 #define R_MIPS_JALR 37
1355 /* Keep this the last entry. */
1356 #define R_MIPS_NUM 38
1357
1358 /* Legal values for p_type field of Elf32_Phdr. */
1359
1360 #define PT_MIPS_REGINFO 0x70000000 /* Register usage information */
1361 #define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */
1362 #define PT_MIPS_OPTIONS 0x70000002
1363
1364 /* Special program header types. */
1365
1366 #define PF_MIPS_LOCAL 0x10000000
1367
1368 /* Legal values for d_tag field of Elf32_Dyn. */
1369
1370 #define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime linker interface version */
1371 #define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */
1372 #define DT_MIPS_ICHECKSUM 0x70000003 /* Checksum */
1373 #define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */
1374 #define DT_MIPS_FLAGS 0x70000005 /* Flags */
1375 #define DT_MIPS_BASE_ADDRESS 0x70000006 /* Base address */
1376 #define DT_MIPS_MSYM 0x70000007
1377 #define DT_MIPS_CONFLICT 0x70000008 /* Address of CONFLICT section */
1378 #define DT_MIPS_LIBLIST 0x70000009 /* Address of LIBLIST section */
1379 #define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local GOT entries */
1380 #define DT_MIPS_CONFLICTNO 0x7000000b /* Number of CONFLICT entries */
1381 #define DT_MIPS_LIBLISTNO 0x70000010 /* Number of LIBLIST entries */
1382 #define DT_MIPS_SYMTABNO 0x70000011 /* Number of DYNSYM entries */
1383 #define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */
1384 #define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in DYNSYM */
1385 #define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */
1386 #define DT_MIPS_RLD_MAP 0x70000016 /* Address of run time loader map. */
1387 #define DT_MIPS_DELTA_CLASS 0x70000017 /* Delta C++ class definition. */
1388 #define DT_MIPS_DELTA_CLASS_NO 0x70000018 /* Number of entries in
1389 DT_MIPS_DELTA_CLASS. */
1390 #define DT_MIPS_DELTA_INSTANCE 0x70000019 /* Delta C++ class instances. */
1391 #define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in
1392 DT_MIPS_DELTA_INSTANCE. */
1393 #define DT_MIPS_DELTA_RELOC 0x7000001b /* Delta relocations. */
1394 #define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in
1395 DT_MIPS_DELTA_RELOC. */
1396 #define DT_MIPS_DELTA_SYM 0x7000001d /* Delta symbols that Delta
1397 relocations refer to. */
1398 #define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in
1399 DT_MIPS_DELTA_SYM. */
1400 #define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the
1401 class declaration. */
1402 #define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in
1403 DT_MIPS_DELTA_CLASSSYM. */
1404 #define DT_MIPS_CXX_FLAGS 0x70000022 /* Flags indicating for C++ flavor. */
1405 #define DT_MIPS_PIXIE_INIT 0x70000023
1406 #define DT_MIPS_SYMBOL_LIB 0x70000024
1407 #define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
1408 #define DT_MIPS_LOCAL_GOTIDX 0x70000026
1409 #define DT_MIPS_HIDDEN_GOTIDX 0x70000027
1410 #define DT_MIPS_PROTECTED_GOTIDX 0x70000028
1411 #define DT_MIPS_OPTIONS 0x70000029 /* Address of .options. */
1412 #define DT_MIPS_INTERFACE 0x7000002a /* Address of .interface. */
1413 #define DT_MIPS_DYNSTR_ALIGN 0x7000002b
1414 #define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */
1415 #define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve
1416 function stored in GOT. */
1417 #define DT_MIPS_PERF_SUFFIX 0x7000002e /* Default suffix of dso to be added
1418 by rld on dlopen() calls. */
1419 #define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */
1420 #define DT_MIPS_GP_VALUE 0x70000030 /* GP value for aux GOTs. */
1421 #define DT_MIPS_AUX_DYNAMIC 0x70000031 /* Address of aux .dynamic. */
1422 #define DT_MIPS_NUM 0x32
1423
1424 /* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry. */
1425
1426 #define RHF_NONE 0 /* No flags */
1427 #define RHF_QUICKSTART (1 << 0) /* Use quickstart */
1428 #define RHF_NOTPOT (1 << 1) /* Hash size not power of 2 */
1429 #define RHF_NO_LIBRARY_REPLACEMENT (1 << 2) /* Ignore LD_LIBRARY_PATH */
1430 #define RHF_NO_MOVE (1 << 3)
1431 #define RHF_SGI_ONLY (1 << 4)
1432 #define RHF_GUARANTEE_INIT (1 << 5)
1433 #define RHF_DELTA_C_PLUS_PLUS (1 << 6)
1434 #define RHF_GUARANTEE_START_INIT (1 << 7)
1435 #define RHF_PIXIE (1 << 8)
1436 #define RHF_DEFAULT_DELAY_LOAD (1 << 9)
1437 #define RHF_REQUICKSTART (1 << 10)
1438 #define RHF_REQUICKSTARTED (1 << 11)
1439 #define RHF_CORD (1 << 12)
1440 #define RHF_NO_UNRES_UNDEF (1 << 13)
1441 #define RHF_RLD_ORDER_SAFE (1 << 14)
1442
1443 /* Entries found in sections of type SHT_MIPS_LIBLIST. */
1444
1445 typedef struct
1446 {
1447 Elf32_Word l_name; /* Name (string table index) */
1448 Elf32_Word l_time_stamp; /* Timestamp */
1449 Elf32_Word l_checksum; /* Checksum */
1450 Elf32_Word l_version; /* Interface version */
1451 Elf32_Word l_flags; /* Flags */
1452 } Elf32_Lib;
1453
1454 typedef struct
1455 {
1456 Elf64_Word l_name; /* Name (string table index) */
1457 Elf64_Word l_time_stamp; /* Timestamp */
1458 Elf64_Word l_checksum; /* Checksum */
1459 Elf64_Word l_version; /* Interface version */
1460 Elf64_Word l_flags; /* Flags */
1461 } Elf64_Lib;
1462
1463
1464 /* Legal values for l_flags. */
1465
1466 #define LL_NONE 0
1467 #define LL_EXACT_MATCH (1 << 0) /* Require exact match */
1468 #define LL_IGNORE_INT_VER (1 << 1) /* Ignore interface version */
1469 #define LL_REQUIRE_MINOR (1 << 2)
1470 #define LL_EXPORTS (1 << 3)
1471 #define LL_DELAY_LOAD (1 << 4)
1472 #define LL_DELTA (1 << 5)
1473
1474 /* Entries found in sections of type SHT_MIPS_CONFLICT. */
1475
1476 typedef Elf32_Addr Elf32_Conflict;
1477
1478
1479 /* HPPA specific definitions. */
1480
1481 /* Legal values for e_flags field of Elf32_Ehdr. */
1482
1483 #define EF_PARISC_TRAPNIL 0x00010000 /* Trap nil pointer dereference. */
1484 #define EF_PARISC_EXT 0x00020000 /* Program uses arch. extensions. */
1485 #define EF_PARISC_LSB 0x00040000 /* Program expects little endian. */
1486 #define EF_PARISC_WIDE 0x00080000 /* Program expects wide mode. */
1487 #define EF_PARISC_NO_KABP 0x00100000 /* No kernel assisted branch
1488 prediction. */
1489 #define EF_PARISC_LAZYSWAP 0x00400000 /* Allow lazy swapping. */
1490 #define EF_PARISC_ARCH 0x0000ffff /* Architecture version. */
1491
1492 /* Defined values for `e_flags & EF_PARISC_ARCH' are: */
1493
1494 #define EFA_PARISC_1_0 0x020b /* PA-RISC 1.0 big-endian. */
1495 #define EFA_PARISC_1_1 0x0210 /* PA-RISC 1.1 big-endian. */
1496 #define EFA_PARISC_2_0 0x0214 /* PA-RISC 2.0 big-endian. */
1497
1498 /* Additional section indeces. */
1499
1500 #define SHN_PARISC_ANSI_COMMON 0xff00 /* Section for tenatively declared
1501 symbols in ANSI C. */
1502 #define SHN_PARISC_HUGE_COMMON 0xff01 /* Common blocks in huge model. */
1503
1504 /* Legal values for sh_type field of Elf32_Shdr. */
1505
1506 #define SHT_PARISC_EXT 0x70000000 /* Contains product specific ext. */
1507 #define SHT_PARISC_UNWIND 0x70000001 /* Unwind information. */
1508 #define SHT_PARISC_DOC 0x70000002 /* Debug info for optimized code. */
1509
1510 /* Legal values for sh_flags field of Elf32_Shdr. */
1511
1512 #define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */
1513 #define SHF_PARISC_HUGE 0x40000000 /* Section far from gp. */
1514 #define SHF_PARISC_SBP 0x80000000 /* Static branch prediction code. */
1515
1516 /* Legal values for ST_TYPE subfield of st_info (symbol type). */
1517
1518 #define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */
1519
1520 #define STT_HP_OPAQUE (STT_LOOS + 0x1)
1521 #define STT_HP_STUB (STT_LOOS + 0x2)
1522
1523 /* HPPA relocs. */
1524
1525 #define R_PARISC_NONE 0 /* No reloc. */
1526 #define R_PARISC_DIR32 1 /* Direct 32-bit reference. */
1527 #define R_PARISC_DIR21L 2 /* Left 21 bits of eff. address. */
1528 #define R_PARISC_DIR17R 3 /* Right 17 bits of eff. address. */
1529 #define R_PARISC_DIR17F 4 /* 17 bits of eff. address. */
1530 #define R_PARISC_DIR14R 5 /* Right 14 bits of eff. address. */
1531 #define R_PARISC_PCREL32 9 /* 32-bit rel. address. */
1532 #define R_PARISC_PCREL21L 10 /* Left 21 bits of rel. address. */
1533 #define R_PARISC_PCREL17R 11 /* Right 17 bits of rel. address. */
1534 #define R_PARISC_PCREL17F 12 /* 17 bits of rel. address. */
1535 #define R_PARISC_PCREL14R 14 /* Right 14 bits of rel. address. */
1536 #define R_PARISC_GPREL21L 26 /* GP-relative, left 21 bits. */
1537 #define R_PARISC_GPREL14R 30 /* GP-relative, right 14 bits. */
1538 #define R_PARISC_LTOFF21L 34 /* LT-relative, left 21 bits. */
1539 #define R_PARISC_LTOFF14R 38 /* LT-relative, right 14 bits. */
1540 #define R_PARISC_SECREL32 41 /* 32 bits section rel. address. */
1541 #define R_PARISC_SEGBASE 48 /* No relocation, set segment base. */
1542 #define R_PARISC_SEGREL32 49 /* 32 bits segment rel. address. */
1543 #define R_PARISC_PLTOFF21L 50 /* PLT rel. address, left 21 bits. */
1544 #define R_PARISC_PLTOFF14R 54 /* PLT rel. address, right 14 bits. */
1545 #define R_PARISC_LTOFF_FPTR32 57 /* 32 bits LT-rel. function pointer. */
1546 #define R_PARISC_LTOFF_FPTR21L 58 /* LT-rel. fct ptr, left 21 bits. */
1547 #define R_PARISC_LTOFF_FPTR14R 62 /* LT-rel. fct ptr, right 14 bits. */
1548 #define R_PARISC_FPTR64 64 /* 64 bits function address. */
1549 #define R_PARISC_PLABEL32 65 /* 32 bits function address. */
1550 #define R_PARISC_PCREL64 72 /* 64 bits PC-rel. address. */
1551 #define R_PARISC_PCREL22F 74 /* 22 bits PC-rel. address. */
1552 #define R_PARISC_PCREL14WR 75 /* PC-rel. address, right 14 bits. */
1553 #define R_PARISC_PCREL14DR 76 /* PC rel. address, right 14 bits. */
1554 #define R_PARISC_PCREL16F 77 /* 16 bits PC-rel. address. */
1555 #define R_PARISC_PCREL16WF 78 /* 16 bits PC-rel. address. */
1556 #define R_PARISC_PCREL16DF 79 /* 16 bits PC-rel. address. */
1557 #define R_PARISC_DIR64 80 /* 64 bits of eff. address. */
1558 #define R_PARISC_DIR14WR 83 /* 14 bits of eff. address. */
1559 #define R_PARISC_DIR14DR 84 /* 14 bits of eff. address. */
1560 #define R_PARISC_DIR16F 85 /* 16 bits of eff. address. */
1561 #define R_PARISC_DIR16WF 86 /* 16 bits of eff. address. */
1562 #define R_PARISC_DIR16DF 87 /* 16 bits of eff. address. */
1563 #define R_PARISC_GPREL64 88 /* 64 bits of GP-rel. address. */
1564 #define R_PARISC_GPREL14WR 91 /* GP-rel. address, right 14 bits. */
1565 #define R_PARISC_GPREL14DR 92 /* GP-rel. address, right 14 bits. */
1566 #define R_PARISC_GPREL16F 93 /* 16 bits GP-rel. address. */
1567 #define R_PARISC_GPREL16WF 94 /* 16 bits GP-rel. address. */
1568 #define R_PARISC_GPREL16DF 95 /* 16 bits GP-rel. address. */
1569 #define R_PARISC_LTOFF64 96 /* 64 bits LT-rel. address. */
1570 #define R_PARISC_LTOFF14WR 99 /* LT-rel. address, right 14 bits. */
1571 #define R_PARISC_LTOFF14DR 100 /* LT-rel. address, right 14 bits. */
1572 #define R_PARISC_LTOFF16F 101 /* 16 bits LT-rel. address. */
1573 #define R_PARISC_LTOFF16WF 102 /* 16 bits LT-rel. address. */
1574 #define R_PARISC_LTOFF16DF 103 /* 16 bits LT-rel. address. */
1575 #define R_PARISC_SECREL64 104 /* 64 bits section rel. address. */
1576 #define R_PARISC_SEGREL64 112 /* 64 bits segment rel. address. */
1577 #define R_PARISC_PLTOFF14WR 115 /* PLT-rel. address, right 14 bits. */
1578 #define R_PARISC_PLTOFF14DR 116 /* PLT-rel. address, right 14 bits. */
1579 #define R_PARISC_PLTOFF16F 117 /* 16 bits LT-rel. address. */
1580 #define R_PARISC_PLTOFF16WF 118 /* 16 bits PLT-rel. address. */
1581 #define R_PARISC_PLTOFF16DF 119 /* 16 bits PLT-rel. address. */
1582 #define R_PARISC_LTOFF_FPTR64 120 /* 64 bits LT-rel. function ptr. */
1583 #define R_PARISC_LTOFF_FPTR14WR 123 /* LT-rel. fct. ptr., right 14 bits. */
1584 #define R_PARISC_LTOFF_FPTR14DR 124 /* LT-rel. fct. ptr., right 14 bits. */
1585 #define R_PARISC_LTOFF_FPTR16F 125 /* 16 bits LT-rel. function ptr. */
1586 #define R_PARISC_LTOFF_FPTR16WF 126 /* 16 bits LT-rel. function ptr. */
1587 #define R_PARISC_LTOFF_FPTR16DF 127 /* 16 bits LT-rel. function ptr. */
1588 #define R_PARISC_LORESERVE 128
1589 #define R_PARISC_COPY 128 /* Copy relocation. */
1590 #define R_PARISC_IPLT 129 /* Dynamic reloc, imported PLT */
1591 #define R_PARISC_EPLT 130 /* Dynamic reloc, exported PLT */
1592 #define R_PARISC_TPREL32 153 /* 32 bits TP-rel. address. */
1593 #define R_PARISC_TPREL21L 154 /* TP-rel. address, left 21 bits. */
1594 #define R_PARISC_TPREL14R 158 /* TP-rel. address, right 14 bits. */
1595 #define R_PARISC_LTOFF_TP21L 162 /* LT-TP-rel. address, left 21 bits. */
1596 #define R_PARISC_LTOFF_TP14R 166 /* LT-TP-rel. address, right 14 bits.*/
1597 #define R_PARISC_LTOFF_TP14F 167 /* 14 bits LT-TP-rel. address. */
1598 #define R_PARISC_TPREL64 216 /* 64 bits TP-rel. address. */
1599 #define R_PARISC_TPREL14WR 219 /* TP-rel. address, right 14 bits. */
1600 #define R_PARISC_TPREL14DR 220 /* TP-rel. address, right 14 bits. */
1601 #define R_PARISC_TPREL16F 221 /* 16 bits TP-rel. address. */
1602 #define R_PARISC_TPREL16WF 222 /* 16 bits TP-rel. address. */
1603 #define R_PARISC_TPREL16DF 223 /* 16 bits TP-rel. address. */
1604 #define R_PARISC_LTOFF_TP64 224 /* 64 bits LT-TP-rel. address. */
1605 #define R_PARISC_LTOFF_TP14WR 227 /* LT-TP-rel. address, right 14 bits.*/
1606 #define R_PARISC_LTOFF_TP14DR 228 /* LT-TP-rel. address, right 14 bits.*/
1607 #define R_PARISC_LTOFF_TP16F 229 /* 16 bits LT-TP-rel. address. */
1608 #define R_PARISC_LTOFF_TP16WF 230 /* 16 bits LT-TP-rel. address. */
1609 #define R_PARISC_LTOFF_TP16DF 231 /* 16 bits LT-TP-rel. address. */
1610 #define R_PARISC_HIRESERVE 255
1611
1612 /* Legal values for p_type field of Elf32_Phdr/Elf64_Phdr. */
1613
1614 #define PT_HP_TLS (PT_LOOS + 0x0)
1615 #define PT_HP_CORE_NONE (PT_LOOS + 0x1)
1616 #define PT_HP_CORE_VERSION (PT_LOOS + 0x2)
1617 #define PT_HP_CORE_KERNEL (PT_LOOS + 0x3)
1618 #define PT_HP_CORE_COMM (PT_LOOS + 0x4)
1619 #define PT_HP_CORE_PROC (PT_LOOS + 0x5)
1620 #define PT_HP_CORE_LOADABLE (PT_LOOS + 0x6)
1621 #define PT_HP_CORE_STACK (PT_LOOS + 0x7)
1622 #define PT_HP_CORE_SHM (PT_LOOS + 0x8)
1623 #define PT_HP_CORE_MMF (PT_LOOS + 0x9)
1624 #define PT_HP_PARALLEL (PT_LOOS + 0x10)
1625 #define PT_HP_FASTBIND (PT_LOOS + 0x11)
1626 #define PT_HP_OPT_ANNOT (PT_LOOS + 0x12)
1627 #define PT_HP_HSL_ANNOT (PT_LOOS + 0x13)
1628 #define PT_HP_STACK (PT_LOOS + 0x14)
1629
1630 #define PT_PARISC_ARCHEXT 0x70000000
1631 #define PT_PARISC_UNWIND 0x70000001
1632
1633 /* Legal values for p_flags field of Elf32_Phdr/Elf64_Phdr. */
1634
1635 #define PF_PARISC_SBP 0x08000000
1636
1637 #define PF_HP_PAGE_SIZE 0x00100000
1638 #define PF_HP_FAR_SHARED 0x00200000
1639 #define PF_HP_NEAR_SHARED 0x00400000
1640 #define PF_HP_CODE 0x01000000
1641 #define PF_HP_MODIFY 0x02000000
1642 #define PF_HP_LAZYSWAP 0x04000000
1643 #define PF_HP_SBP 0x08000000
1644
1645
1646 /* Alpha specific definitions. */
1647
1648 /* Legal values for e_flags field of Elf64_Ehdr. */
1649
1650 #define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */
1651 #define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */
1652
1653 /* Legal values for sh_type field of Elf64_Shdr. */
1654
1655 /* These two are primerily concerned with ECOFF debugging info. */
1656 #define SHT_ALPHA_DEBUG 0x70000001
1657 #define SHT_ALPHA_REGINFO 0x70000002
1658
1659 /* Legal values for sh_flags field of Elf64_Shdr. */
1660
1661 #define SHF_ALPHA_GPREL 0x10000000
1662
1663 /* Legal values for st_other field of Elf64_Sym. */
1664 #define STO_ALPHA_NOPV 0x80 /* No PV required. */
1665 #define STO_ALPHA_STD_GPLOAD 0x88 /* PV only used for initial ldgp. */
1666
1667 /* Alpha relocs. */
1668
1669 #define R_ALPHA_NONE 0 /* No reloc */
1670 #define R_ALPHA_REFLONG 1 /* Direct 32 bit */
1671 #define R_ALPHA_REFQUAD 2 /* Direct 64 bit */
1672 #define R_ALPHA_GPREL32 3 /* GP relative 32 bit */
1673 #define R_ALPHA_LITERAL 4 /* GP relative 16 bit w/optimization */
1674 #define R_ALPHA_LITUSE 5 /* Optimization hint for LITERAL */
1675 #define R_ALPHA_GPDISP 6 /* Add displacement to GP */
1676 #define R_ALPHA_BRADDR 7 /* PC+4 relative 23 bit shifted */
1677 #define R_ALPHA_HINT 8 /* PC+4 relative 16 bit shifted */
1678 #define R_ALPHA_SREL16 9 /* PC relative 16 bit */
1679 #define R_ALPHA_SREL32 10 /* PC relative 32 bit */
1680 #define R_ALPHA_SREL64 11 /* PC relative 64 bit */
1681 #define R_ALPHA_OP_PUSH 12 /* OP stack push */
1682 #define R_ALPHA_OP_STORE 13 /* OP stack pop and store */
1683 #define R_ALPHA_OP_PSUB 14 /* OP stack subtract */
1684 #define R_ALPHA_OP_PRSHIFT 15 /* OP stack right shift */
1685 #define R_ALPHA_GPVALUE 16
1686 #define R_ALPHA_GPRELHIGH 17
1687 #define R_ALPHA_GPRELLOW 18
1688 #define R_ALPHA_IMMED_GP_16 19
1689 #define R_ALPHA_IMMED_GP_HI32 20
1690 #define R_ALPHA_IMMED_SCN_HI32 21
1691 #define R_ALPHA_IMMED_BR_HI32 22
1692 #define R_ALPHA_IMMED_LO32 23
1693 #define R_ALPHA_COPY 24 /* Copy symbol at runtime */
1694 #define R_ALPHA_GLOB_DAT 25 /* Create GOT entry */
1695 #define R_ALPHA_JMP_SLOT 26 /* Create PLT entry */
1696 #define R_ALPHA_RELATIVE 27 /* Adjust by program base */
1697 /* Keep this the last entry. */
1698 #define R_ALPHA_NUM 28
1699
1700
1701 /* PowerPC specific declarations */
1702
1703 /* Values for Elf32/64_Ehdr.e_flags. */
1704 #define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag */
1705
1706 /* Cygnus local bits below */
1707 #define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag*/
1708 #define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib
1709 flag */
1710
1711 /* PowerPC relocations defined by the ABIs */
1712 #define R_PPC_NONE 0
1713 #define R_PPC_ADDR32 1 /* 32bit absolute address */
1714 #define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */
1715 #define R_PPC_ADDR16 3 /* 16bit absolute address */
1716 #define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */
1717 #define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */
1718 #define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */
1719 #define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */
1720 #define R_PPC_ADDR14_BRTAKEN 8
1721 #define R_PPC_ADDR14_BRNTAKEN 9
1722 #define R_PPC_REL24 10 /* PC relative 26 bit */
1723 #define R_PPC_REL14 11 /* PC relative 16 bit */
1724 #define R_PPC_REL14_BRTAKEN 12
1725 #define R_PPC_REL14_BRNTAKEN 13
1726 #define R_PPC_GOT16 14
1727 #define R_PPC_GOT16_LO 15
1728 #define R_PPC_GOT16_HI 16
1729 #define R_PPC_GOT16_HA 17
1730 #define R_PPC_PLTREL24 18
1731 #define R_PPC_COPY 19
1732 #define R_PPC_GLOB_DAT 20
1733 #define R_PPC_JMP_SLOT 21
1734 #define R_PPC_RELATIVE 22
1735 #define R_PPC_LOCAL24PC 23
1736 #define R_PPC_UADDR32 24
1737 #define R_PPC_UADDR16 25
1738 #define R_PPC_REL32 26
1739 #define R_PPC_PLT32 27
1740 #define R_PPC_PLTREL32 28
1741 #define R_PPC_PLT16_LO 29
1742 #define R_PPC_PLT16_HI 30
1743 #define R_PPC_PLT16_HA 31
1744 #define R_PPC_SDAREL16 32
1745 #define R_PPC_SECTOFF 33
1746 #define R_PPC_SECTOFF_LO 34
1747 #define R_PPC_SECTOFF_HI 35
1748 #define R_PPC_SECTOFF_HA 36
1749 /* Keep this the last entry. */
1750 #define R_PPC_NUM 37
1751
1752 /* The remaining relocs are from the Embedded ELF ABI, and are not
1753 in the SVR4 ELF ABI. */
1754 #define R_PPC_EMB_NADDR32 101
1755 #define R_PPC_EMB_NADDR16 102
1756 #define R_PPC_EMB_NADDR16_LO 103
1757 #define R_PPC_EMB_NADDR16_HI 104
1758 #define R_PPC_EMB_NADDR16_HA 105
1759 #define R_PPC_EMB_SDAI16 106
1760 #define R_PPC_EMB_SDA2I16 107
1761 #define R_PPC_EMB_SDA2REL 108
1762 #define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */
1763 #define R_PPC_EMB_MRKREF 110
1764 #define R_PPC_EMB_RELSEC16 111
1765 #define R_PPC_EMB_RELST_LO 112
1766 #define R_PPC_EMB_RELST_HI 113
1767 #define R_PPC_EMB_RELST_HA 114
1768 #define R_PPC_EMB_BIT_FLD 115
1769 #define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */
1770
1771 /* Diab tool relocations. */
1772 #define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */
1773 #define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */
1774 #define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */
1775 #define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */
1776 #define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */
1777 #define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */
1778
1779 /* This is a phony reloc to handle any old fashioned TOC16 references
1780 that may still be in object files. */
1781 #define R_PPC_TOC16 255
1782
1783
1784 /* ARM specific declarations */
1785
1786 /* Processor specific flags for the ELF header e_flags field. */
1787 #define EF_ARM_RELEXEC 0x01
1788 #define EF_ARM_HASENTRY 0x02
1789 #define EF_ARM_INTERWORK 0x04
1790 #define EF_ARM_APCS_26 0x08
1791 #define EF_ARM_APCS_FLOAT 0x10
1792 #define EF_ARM_PIC 0x20
1793 #define EF_ARM_ALIGN8 0x40 /* 8-bit structure alignment is in use */
1794 #define EF_ARM_NEW_ABI 0x80
1795 #define EF_ARM_OLD_ABI 0x100
1796
1797 /* Other constants defined in the ARM ELF spec. version B-01. */
1798 /* NB. These conflict with values defined above. */
1799 #define EF_ARM_SYMSARESORTED 0x04
1800 #define EF_ARM_DYNSYMSUSESEGIDX 0x08
1801 #define EF_ARM_MAPSYMSFIRST 0x10
1802 #define EF_ARM_EABIMASK 0XFF000000
1803
1804 #define EF_ARM_EABI_VERSION(flags) ((flags) & EF_ARM_EABIMASK)
1805 #define EF_ARM_EABI_UNKNOWN 0x00000000
1806 #define EF_ARM_EABI_VER1 0x01000000
1807 #define EF_ARM_EABI_VER2 0x02000000
1808
1809 /* Additional symbol types for Thumb */
1810 #define STT_ARM_TFUNC 0xd
1811
1812 /* ARM-specific values for sh_flags */
1813 #define SHF_ARM_ENTRYSECT 0x10000000 /* Section contains an entry point */
1814 #define SHF_ARM_COMDEF 0x80000000 /* Section may be multiply defined
1815 in the input to a link step */
1816
1817 /* ARM-specific program header flags */
1818 #define PF_ARM_SB 0x10000000 /* Segment contains the location
1819 addressed by the static base */
1820
1821 /* ARM relocs. */
1822 #define R_ARM_NONE 0 /* No reloc */
1823 #define R_ARM_PC24 1 /* PC relative 26 bit branch */
1824 #define R_ARM_ABS32 2 /* Direct 32 bit */
1825 #define R_ARM_REL32 3 /* PC relative 32 bit */
1826 #define R_ARM_PC13 4
1827 #define R_ARM_ABS16 5 /* Direct 16 bit */
1828 #define R_ARM_ABS12 6 /* Direct 12 bit */
1829 #define R_ARM_THM_ABS5 7
1830 #define R_ARM_ABS8 8 /* Direct 8 bit */
1831 #define R_ARM_SBREL32 9
1832 #define R_ARM_THM_PC22 10
1833 #define R_ARM_THM_PC8 11
1834 #define R_ARM_AMP_VCALL9 12
1835 #define R_ARM_SWI24 13
1836 #define R_ARM_THM_SWI8 14
1837 #define R_ARM_XPC25 15
1838 #define R_ARM_THM_XPC22 16
1839 #define R_ARM_COPY 20 /* Copy symbol at runtime */
1840 #define R_ARM_GLOB_DAT 21 /* Create GOT entry */
1841 #define R_ARM_JUMP_SLOT 22 /* Create PLT entry */
1842 #define R_ARM_RELATIVE 23 /* Adjust by program base */
1843 #define R_ARM_GOTOFF 24 /* 32 bit offset to GOT */
1844 #define R_ARM_GOTPC 25 /* 32 bit PC relative offset to GOT */
1845 #define R_ARM_GOT32 26 /* 32 bit GOT entry */
1846 #define R_ARM_PLT32 27 /* 32 bit PLT address */
1847 #define R_ARM_ALU_PCREL_7_0 32
1848 #define R_ARM_ALU_PCREL_15_8 33
1849 #define R_ARM_ALU_PCREL_23_15 34
1850 #define R_ARM_LDR_SBREL_11_0 35
1851 #define R_ARM_ALU_SBREL_19_12 36
1852 #define R_ARM_ALU_SBREL_27_20 37
1853 #define R_ARM_GNU_VTENTRY 100
1854 #define R_ARM_GNU_VTINHERIT 101
1855 #define R_ARM_THM_PC11 102 /* thumb unconditional branch */
1856 #define R_ARM_THM_PC9 103 /* thumb conditional branch */
1857 #define R_ARM_RXPC25 249
1858 #define R_ARM_RSBREL32 250
1859 #define R_ARM_THM_RPC22 251
1860 #define R_ARM_RREL32 252
1861 #define R_ARM_RABS22 253
1862 #define R_ARM_RPC24 254
1863 #define R_ARM_RBASE 255
1864 /* Keep this the last entry. */
1865 #define R_ARM_NUM 256
1866
1867 /* IA-64 specific declarations. */
1868
1869 /* Processor specific flags for the Ehdr e_flags field. */
1870 #define EF_IA_64_MASKOS 0x0000000f /* os-specific flags */
1871 #define EF_IA_64_ABI64 0x00000010 /* 64-bit ABI */
1872 #define EF_IA_64_ARCH 0xff000000 /* arch. version mask */
1873
1874 /* Processor specific values for the Phdr p_type field. */
1875 #define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* arch extension bits */
1876 #define PT_IA_64_UNWIND (PT_LOPROC + 1) /* ia64 unwind bits */
1877
1878 /* Processor specific flags for the Phdr p_flags field. */
1879 #define PF_IA_64_NORECOV 0x80000000 /* spec insns w/o recovery */
1880
1881 /* Processor specific values for the Shdr sh_type field. */
1882 #define SHT_IA_64_EXT (SHT_LOPROC + 0) /* extension bits */
1883 #define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* unwind bits */
1884
1885 /* Processor specific flags for the Shdr sh_flags field. */
1886 #define SHF_IA_64_SHORT 0x10000000 /* section near gp */
1887 #define SHF_IA_64_NORECOV 0x20000000 /* spec insns w/o recovery */
1888
1889 /* Processor specific values for the Dyn d_tag field. */
1890 #define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0)
1891 #define DT_IA_64_NUM 1
1892
1893 /* IA-64 relocations. */
1894 #define R_IA64_NONE 0x00 /* none */
1895 #define R_IA64_IMM14 0x21 /* symbol + addend, add imm14 */
1896 #define R_IA64_IMM22 0x22 /* symbol + addend, add imm22 */
1897 #define R_IA64_IMM64 0x23 /* symbol + addend, mov imm64 */
1898 #define R_IA64_DIR32MSB 0x24 /* symbol + addend, data4 MSB */
1899 #define R_IA64_DIR32LSB 0x25 /* symbol + addend, data4 LSB */
1900 #define R_IA64_DIR64MSB 0x26 /* symbol + addend, data8 MSB */
1901 #define R_IA64_DIR64LSB 0x27 /* symbol + addend, data8 LSB */
1902 #define R_IA64_GPREL22 0x2a /* @gprel(sym + add), add imm22 */
1903 #define R_IA64_GPREL64I 0x2b /* @gprel(sym + add), mov imm64 */
1904 #define R_IA64_GPREL32MSB 0x2c /* @gprel(sym + add), data4 MSB */
1905 #define R_IA64_GPREL32LSB 0x2d /* @gprel(sym + add), data4 LSB */
1906 #define R_IA64_GPREL64MSB 0x2e /* @gprel(sym + add), data8 MSB */
1907 #define R_IA64_GPREL64LSB 0x2f /* @gprel(sym + add), data8 LSB */
1908 #define R_IA64_LTOFF22 0x32 /* @ltoff(sym + add), add imm22 */
1909 #define R_IA64_LTOFF64I 0x33 /* @ltoff(sym + add), mov imm64 */
1910 #define R_IA64_PLTOFF22 0x3a /* @pltoff(sym + add), add imm22 */
1911 #define R_IA64_PLTOFF64I 0x3b /* @pltoff(sym + add), mov imm64 */
1912 #define R_IA64_PLTOFF64MSB 0x3e /* @pltoff(sym + add), data8 MSB */
1913 #define R_IA64_PLTOFF64LSB 0x3f /* @pltoff(sym + add), data8 LSB */
1914 #define R_IA64_FPTR64I 0x43 /* @fptr(sym + add), mov imm64 */
1915 #define R_IA64_FPTR32MSB 0x44 /* @fptr(sym + add), data4 MSB */
1916 #define R_IA64_FPTR32LSB 0x45 /* @fptr(sym + add), data4 LSB */
1917 #define R_IA64_FPTR64MSB 0x46 /* @fptr(sym + add), data8 MSB */
1918 #define R_IA64_FPTR64LSB 0x47 /* @fptr(sym + add), data8 LSB */
1919 #define R_IA64_PCREL60B 0x48 /* @pcrel(sym + add), brl */
1920 #define R_IA64_PCREL21B 0x49 /* @pcrel(sym + add), ptb, call */
1921 #define R_IA64_PCREL21M 0x4a /* @pcrel(sym + add), chk.s */
1922 #define R_IA64_PCREL21F 0x4b /* @pcrel(sym + add), fchkf */
1923 #define R_IA64_PCREL32MSB 0x4c /* @pcrel(sym + add), data4 MSB */
1924 #define R_IA64_PCREL32LSB 0x4d /* @pcrel(sym + add), data4 LSB */
1925 #define R_IA64_PCREL64MSB 0x4e /* @pcrel(sym + add), data8 MSB */
1926 #define R_IA64_PCREL64LSB 0x4f /* @pcrel(sym + add), data8 LSB */
1927 #define R_IA64_LTOFF_FPTR22 0x52 /* @ltoff(@fptr(s+a)), imm22 */
1928 #define R_IA64_LTOFF_FPTR64I 0x53 /* @ltoff(@fptr(s+a)), imm64 */
1929 #define R_IA64_LTOFF_FPTR32MSB 0x54 /* @ltoff(@fptr(s+a)), data4 MSB */
1930 #define R_IA64_LTOFF_FPTR32LSB 0x55 /* @ltoff(@fptr(s+a)), data4 LSB */
1931 #define R_IA64_LTOFF_FPTR64MSB 0x56 /* @ltoff(@fptr(s+a)), data8 MSB */
1932 #define R_IA64_LTOFF_FPTR64LSB 0x57 /* @ltoff(@fptr(s+a)), data8 LSB */
1933 #define R_IA64_SEGREL32MSB 0x5c /* @segrel(sym + add), data4 MSB */
1934 #define R_IA64_SEGREL32LSB 0x5d /* @segrel(sym + add), data4 LSB */
1935 #define R_IA64_SEGREL64MSB 0x5e /* @segrel(sym + add), data8 MSB */
1936 #define R_IA64_SEGREL64LSB 0x5f /* @segrel(sym + add), data8 LSB */
1937 #define R_IA64_SECREL32MSB 0x64 /* @secrel(sym + add), data4 MSB */
1938 #define R_IA64_SECREL32LSB 0x65 /* @secrel(sym + add), data4 LSB */
1939 #define R_IA64_SECREL64MSB 0x66 /* @secrel(sym + add), data8 MSB */
1940 #define R_IA64_SECREL64LSB 0x67 /* @secrel(sym + add), data8 LSB */
1941 #define R_IA64_REL32MSB 0x6c /* data 4 + REL */
1942 #define R_IA64_REL32LSB 0x6d /* data 4 + REL */
1943 #define R_IA64_REL64MSB 0x6e /* data 8 + REL */
1944 #define R_IA64_REL64LSB 0x6f /* data 8 + REL */
1945 #define R_IA64_LTV32MSB 0x74 /* symbol + addend, data4 MSB */
1946 #define R_IA64_LTV32LSB 0x75 /* symbol + addend, data4 LSB */
1947 #define R_IA64_LTV64MSB 0x76 /* symbol + addend, data8 MSB */
1948 #define R_IA64_LTV64LSB 0x77 /* symbol + addend, data8 LSB */
1949 #define R_IA64_PCREL21BI 0x79 /* @pcrel(sym + add), 21bit inst */
1950 #define R_IA64_PCREL22 0x7a /* @pcrel(sym + add), 22bit inst */
1951 #define R_IA64_PCREL64I 0x7b /* @pcrel(sym + add), 64bit inst */
1952 #define R_IA64_IPLTMSB 0x80 /* dynamic reloc, imported PLT, MSB */
1953 #define R_IA64_IPLTLSB 0x81 /* dynamic reloc, imported PLT, LSB */
1954 #define R_IA64_COPY 0x84 /* copy relocation */
1955 #define R_IA64_SUB 0x85 /* Addend and symbol difference */
1956 #define R_IA64_LTOFF22X 0x86 /* LTOFF22, relaxable. */
1957 #define R_IA64_LDXMOV 0x87 /* Use of LTOFF22X. */
1958 #define R_IA64_TPREL14 0x91 /* @tprel(sym + add), imm14 */
1959 #define R_IA64_TPREL22 0x92 /* @tprel(sym + add), imm22 */
1960 #define R_IA64_TPREL64I 0x93 /* @tprel(sym + add), imm64 */
1961 #define R_IA64_TPREL64MSB 0x96 /* @tprel(sym + add), data8 MSB */
1962 #define R_IA64_TPREL64LSB 0x97 /* @tprel(sym + add), data8 LSB */
1963 #define R_IA64_LTOFF_TPREL22 0x9a /* @ltoff(@tprel(s+a)), imm2 */
1964 #define R_IA64_DTPMOD64MSB 0xa6 /* @dtpmod(sym + add), data8 MSB */
1965 #define R_IA64_DTPMOD64LSB 0xa7 /* @dtpmod(sym + add), data8 LSB */
1966 #define R_IA64_LTOFF_DTPMOD22 0xaa /* @ltoff(@dtpmod(sym + add)), imm22 */
1967 #define R_IA64_DTPREL14 0xb1 /* @dtprel(sym + add), imm14 */
1968 #define R_IA64_DTPREL22 0xb2 /* @dtprel(sym + add), imm22 */
1969 #define R_IA64_DTPREL64I 0xb3 /* @dtprel(sym + add), imm64 */
1970 #define R_IA64_DTPREL32MSB 0xb4 /* @dtprel(sym + add), data4 MSB */
1971 #define R_IA64_DTPREL32LSB 0xb5 /* @dtprel(sym + add), data4 LSB */
1972 #define R_IA64_DTPREL64MSB 0xb6 /* @dtprel(sym + add), data8 MSB */
1973 #define R_IA64_DTPREL64LSB 0xb7 /* @dtprel(sym + add), data8 LSB */
1974 #define R_IA64_LTOFF_DTPREL22 0xba /* @ltoff(@dtprel(s+a)), imm22 */
1975
1976 /* SH specific declarations */
1977
1978 /* SH relocs. */
1979 #define R_SH_NONE 0
1980 #define R_SH_DIR32 1
1981 #define R_SH_REL32 2
1982 #define R_SH_DIR8WPN 3
1983 #define R_SH_IND12W 4
1984 #define R_SH_DIR8WPL 5
1985 #define R_SH_DIR8WPZ 6
1986 #define R_SH_DIR8BP 7
1987 #define R_SH_DIR8W 8
1988 #define R_SH_DIR8L 9
1989 #define R_SH_SWITCH16 25
1990 #define R_SH_SWITCH32 26
1991 #define R_SH_USES 27
1992 #define R_SH_COUNT 28
1993 #define R_SH_ALIGN 29
1994 #define R_SH_CODE 30
1995 #define R_SH_DATA 31
1996 #define R_SH_LABEL 32
1997 #define R_SH_SWITCH8 33
1998 #define R_SH_GNU_VTINHERIT 34
1999 #define R_SH_GNU_VTENTRY 35
2000 #define R_SH_GOT32 160
2001 #define R_SH_PLT32 161
2002 #define R_SH_COPY 162
2003 #define R_SH_GLOB_DAT 163
2004 #define R_SH_JMP_SLOT 164
2005 #define R_SH_RELATIVE 165
2006 #define R_SH_GOTOFF 166
2007 #define R_SH_GOTPC 167
2008 /* Keep this the last entry. */
2009 #define R_SH_NUM 256
2010
2011 /* Additional s390 relocs */
2012
2013 #define R_390_NONE 0 /* No reloc. */
2014 #define R_390_8 1 /* Direct 8 bit. */
2015 #define R_390_12 2 /* Direct 12 bit. */
2016 #define R_390_16 3 /* Direct 16 bit. */
2017 #define R_390_32 4 /* Direct 32 bit. */
2018 #define R_390_PC32 5 /* PC relative 32 bit. */
2019 #define R_390_GOT12 6 /* 12 bit GOT offset. */
2020 #define R_390_GOT32 7 /* 32 bit GOT offset. */
2021 #define R_390_PLT32 8 /* 32 bit PC relative PLT address. */
2022 #define R_390_COPY 9 /* Copy symbol at runtime. */
2023 #define R_390_GLOB_DAT 10 /* Create GOT entry. */
2024 #define R_390_JMP_SLOT 11 /* Create PLT entry. */
2025 #define R_390_RELATIVE 12 /* Adjust by program base. */
2026 #define R_390_GOTOFF 13 /* 32 bit offset to GOT. */
2027 #define R_390_GOTPC 14 /* 32 bit PC relative offset to GOT. */
2028 #define R_390_GOT16 15 /* 16 bit GOT offset. */
2029 #define R_390_PC16 16 /* PC relative 16 bit. */
2030 #define R_390_PC16DBL 17 /* PC relative 16 bit shifted by 1. */
2031 #define R_390_PLT16DBL 18 /* 16 bit PC rel. PLT shifted by 1. */
2032 #define R_390_PC32DBL 19 /* PC relative 32 bit shifted by 1. */
2033 #define R_390_PLT32DBL 20 /* 32 bit PC rel. PLT shifted by 1. */
2034 #define R_390_GOTPCDBL 21 /* 32 bit PC rel. GOT shifted by 1. */
2035 #define R_390_64 22 /* Direct 64 bit. */
2036 #define R_390_PC64 23 /* PC relative 64 bit. */
2037 #define R_390_GOT64 24 /* 64 bit GOT offset. */
2038 #define R_390_PLT64 25 /* 64 bit PC relative PLT address. */
2039 #define R_390_GOTENT 26 /* 32 bit PC rel. to GOT entry >> 1. */
2040
2041 /* Keep this the last entry. */
2042 #define R_390_NUM 19
2043
2044 __END_DECLS
2045
2046 #endif /* elf.h */
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