1 //===-- llvm/Support/ELF.h - ELF constants and data structures --*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This header contains common, non-processor-specific data structures and
11 // constants for the ELF file format.
13 // The details of the ELF32 bits in this file are largely based on the Tool
14 // Interface Standard (TIS) Executable and Linking Format (ELF) Specification
15 // Version 1.2, May 1995. The ELF64 stuff is based on ELF-64 Object File Format
16 // Version 1.5, Draft 2, May 1998 as well as OpenBSD header files.
18 //===----------------------------------------------------------------------===//
20 #ifndef LLVM_SUPPORT_ELF_H
21 #define LLVM_SUPPORT_ELF_H
23 #include "llvm/Support/Compiler.h"
24 #include "llvm/Support/DataTypes.h"
31 typedef uint32_t Elf32_Addr; // Program address
32 typedef uint32_t Elf32_Off; // File offset
33 typedef uint16_t Elf32_Half;
34 typedef uint32_t Elf32_Word;
35 typedef int32_t Elf32_Sword;
37 typedef uint64_t Elf64_Addr;
38 typedef uint64_t Elf64_Off;
39 typedef uint16_t Elf64_Half;
40 typedef uint32_t Elf64_Word;
41 typedef int32_t Elf64_Sword;
42 typedef uint64_t Elf64_Xword;
43 typedef int64_t Elf64_Sxword;
45 // Object file magic string.
46 static const char ElfMagic[] = { 0x7f, 'E', 'L', 'F', '\0' };
48 // e_ident size and indices.
50 EI_MAG0 = 0, // File identification index.
51 EI_MAG1 = 1, // File identification index.
52 EI_MAG2 = 2, // File identification index.
53 EI_MAG3 = 3, // File identification index.
54 EI_CLASS = 4, // File class.
55 EI_DATA = 5, // Data encoding.
56 EI_VERSION = 6, // File version.
57 EI_OSABI = 7, // OS/ABI identification.
58 EI_ABIVERSION = 8, // ABI version.
59 EI_PAD = 9, // Start of padding bytes.
60 EI_NIDENT = 16 // Number of bytes in e_ident.
64 unsigned char e_ident[EI_NIDENT]; // ELF Identification bytes
65 Elf32_Half e_type; // Type of file (see ET_* below)
66 Elf32_Half e_machine; // Required architecture for this file (see EM_*)
67 Elf32_Word e_version; // Must be equal to 1
68 Elf32_Addr e_entry; // Address to jump to in order to start program
69 Elf32_Off e_phoff; // Program header table's file offset, in bytes
70 Elf32_Off e_shoff; // Section header table's file offset, in bytes
71 Elf32_Word e_flags; // Processor-specific flags
72 Elf32_Half e_ehsize; // Size of ELF header, in bytes
73 Elf32_Half e_phentsize; // Size of an entry in the program header table
74 Elf32_Half e_phnum; // Number of entries in the program header table
75 Elf32_Half e_shentsize; // Size of an entry in the section header table
76 Elf32_Half e_shnum; // Number of entries in the section header table
77 Elf32_Half e_shstrndx; // Sect hdr table index of sect name string table
78 bool checkMagic() const {
79 return (memcmp(e_ident, ElfMagic, strlen(ElfMagic))) == 0;
81 unsigned char getFileClass() const { return e_ident[EI_CLASS]; }
82 unsigned char getDataEncoding() const { return e_ident[EI_DATA]; }
85 // 64-bit ELF header. Fields are the same as for ELF32, but with different
88 unsigned char e_ident[EI_NIDENT];
97 Elf64_Half e_phentsize;
99 Elf64_Half e_shentsize;
101 Elf64_Half e_shstrndx;
102 bool checkMagic() const {
103 return (memcmp(e_ident, ElfMagic, strlen(ElfMagic))) == 0;
105 unsigned char getFileClass() const { return e_ident[EI_CLASS]; }
106 unsigned char getDataEncoding() const { return e_ident[EI_DATA]; }
111 ET_NONE = 0, // No file type
112 ET_REL = 1, // Relocatable file
113 ET_EXEC = 2, // Executable file
114 ET_DYN = 3, // Shared object file
115 ET_CORE = 4, // Core file
116 ET_LOPROC = 0xff00, // Beginning of processor-specific codes
117 ET_HIPROC = 0xffff // Processor-specific
126 // Machine architectures
127 // See current registered ELF machine architectures at:
128 // http://www.uxsglobal.com/developers/gabi/latest/ch4.eheader.html
130 EM_NONE = 0, // No machine
131 EM_M32 = 1, // AT&T WE 32100
132 EM_SPARC = 2, // SPARC
133 EM_386 = 3, // Intel 386
134 EM_68K = 4, // Motorola 68000
135 EM_88K = 5, // Motorola 88000
136 EM_486 = 6, // Intel 486 (deprecated)
137 EM_860 = 7, // Intel 80860
138 EM_MIPS = 8, // MIPS R3000
139 EM_S370 = 9, // IBM System/370
140 EM_MIPS_RS3_LE = 10, // MIPS RS3000 Little-endian
141 EM_PARISC = 15, // Hewlett-Packard PA-RISC
142 EM_VPP500 = 17, // Fujitsu VPP500
143 EM_SPARC32PLUS = 18, // Enhanced instruction set SPARC
144 EM_960 = 19, // Intel 80960
145 EM_PPC = 20, // PowerPC
146 EM_PPC64 = 21, // PowerPC64
147 EM_S390 = 22, // IBM System/390
148 EM_SPU = 23, // IBM SPU/SPC
149 EM_V800 = 36, // NEC V800
150 EM_FR20 = 37, // Fujitsu FR20
151 EM_RH32 = 38, // TRW RH-32
152 EM_RCE = 39, // Motorola RCE
154 EM_ALPHA = 41, // DEC Alpha
155 EM_SH = 42, // Hitachi SH
156 EM_SPARCV9 = 43, // SPARC V9
157 EM_TRICORE = 44, // Siemens TriCore
158 EM_ARC = 45, // Argonaut RISC Core
159 EM_H8_300 = 46, // Hitachi H8/300
160 EM_H8_300H = 47, // Hitachi H8/300H
161 EM_H8S = 48, // Hitachi H8S
162 EM_H8_500 = 49, // Hitachi H8/500
163 EM_IA_64 = 50, // Intel IA-64 processor architecture
164 EM_MIPS_X = 51, // Stanford MIPS-X
165 EM_COLDFIRE = 52, // Motorola ColdFire
166 EM_68HC12 = 53, // Motorola M68HC12
167 EM_MMA = 54, // Fujitsu MMA Multimedia Accelerator
168 EM_PCP = 55, // Siemens PCP
169 EM_NCPU = 56, // Sony nCPU embedded RISC processor
170 EM_NDR1 = 57, // Denso NDR1 microprocessor
171 EM_STARCORE = 58, // Motorola Star*Core processor
172 EM_ME16 = 59, // Toyota ME16 processor
173 EM_ST100 = 60, // STMicroelectronics ST100 processor
174 EM_TINYJ = 61, // Advanced Logic Corp. TinyJ embedded processor family
175 EM_X86_64 = 62, // AMD x86-64 architecture
176 EM_PDSP = 63, // Sony DSP Processor
177 EM_PDP10 = 64, // Digital Equipment Corp. PDP-10
178 EM_PDP11 = 65, // Digital Equipment Corp. PDP-11
179 EM_FX66 = 66, // Siemens FX66 microcontroller
180 EM_ST9PLUS = 67, // STMicroelectronics ST9+ 8/16 bit microcontroller
181 EM_ST7 = 68, // STMicroelectronics ST7 8-bit microcontroller
182 EM_68HC16 = 69, // Motorola MC68HC16 Microcontroller
183 EM_68HC11 = 70, // Motorola MC68HC11 Microcontroller
184 EM_68HC08 = 71, // Motorola MC68HC08 Microcontroller
185 EM_68HC05 = 72, // Motorola MC68HC05 Microcontroller
186 EM_SVX = 73, // Silicon Graphics SVx
187 EM_ST19 = 74, // STMicroelectronics ST19 8-bit microcontroller
188 EM_VAX = 75, // Digital VAX
189 EM_CRIS = 76, // Axis Communications 32-bit embedded processor
190 EM_JAVELIN = 77, // Infineon Technologies 32-bit embedded processor
191 EM_FIREPATH = 78, // Element 14 64-bit DSP Processor
192 EM_ZSP = 79, // LSI Logic 16-bit DSP Processor
193 EM_MMIX = 80, // Donald Knuth's educational 64-bit processor
194 EM_HUANY = 81, // Harvard University machine-independent object files
195 EM_PRISM = 82, // SiTera Prism
196 EM_AVR = 83, // Atmel AVR 8-bit microcontroller
197 EM_FR30 = 84, // Fujitsu FR30
198 EM_D10V = 85, // Mitsubishi D10V
199 EM_D30V = 86, // Mitsubishi D30V
200 EM_V850 = 87, // NEC v850
201 EM_M32R = 88, // Mitsubishi M32R
202 EM_MN10300 = 89, // Matsushita MN10300
203 EM_MN10200 = 90, // Matsushita MN10200
204 EM_PJ = 91, // picoJava
205 EM_OPENRISC = 92, // OpenRISC 32-bit embedded processor
206 EM_ARC_COMPACT = 93, // ARC International ARCompact processor (old
207 // spelling/synonym: EM_ARC_A5)
208 EM_XTENSA = 94, // Tensilica Xtensa Architecture
209 EM_VIDEOCORE = 95, // Alphamosaic VideoCore processor
210 EM_TMM_GPP = 96, // Thompson Multimedia General Purpose Processor
211 EM_NS32K = 97, // National Semiconductor 32000 series
212 EM_TPC = 98, // Tenor Network TPC processor
213 EM_SNP1K = 99, // Trebia SNP 1000 processor
214 EM_ST200 = 100, // STMicroelectronics (www.st.com) ST200
215 EM_IP2K = 101, // Ubicom IP2xxx microcontroller family
216 EM_MAX = 102, // MAX Processor
217 EM_CR = 103, // National Semiconductor CompactRISC microprocessor
218 EM_F2MC16 = 104, // Fujitsu F2MC16
219 EM_MSP430 = 105, // Texas Instruments embedded microcontroller msp430
220 EM_BLACKFIN = 106, // Analog Devices Blackfin (DSP) processor
221 EM_SE_C33 = 107, // S1C33 Family of Seiko Epson processors
222 EM_SEP = 108, // Sharp embedded microprocessor
223 EM_ARCA = 109, // Arca RISC Microprocessor
224 EM_UNICORE = 110, // Microprocessor series from PKU-Unity Ltd. and MPRC
225 // of Peking University
226 EM_EXCESS = 111, // eXcess: 16/32/64-bit configurable embedded CPU
227 EM_DXP = 112, // Icera Semiconductor Inc. Deep Execution Processor
228 EM_ALTERA_NIOS2 = 113, // Altera Nios II soft-core processor
229 EM_CRX = 114, // National Semiconductor CompactRISC CRX
230 EM_XGATE = 115, // Motorola XGATE embedded processor
231 EM_C166 = 116, // Infineon C16x/XC16x processor
232 EM_M16C = 117, // Renesas M16C series microprocessors
233 EM_DSPIC30F = 118, // Microchip Technology dsPIC30F Digital Signal
235 EM_CE = 119, // Freescale Communication Engine RISC core
236 EM_M32C = 120, // Renesas M32C series microprocessors
237 EM_TSK3000 = 131, // Altium TSK3000 core
238 EM_RS08 = 132, // Freescale RS08 embedded processor
239 EM_SHARC = 133, // Analog Devices SHARC family of 32-bit DSP
241 EM_ECOG2 = 134, // Cyan Technology eCOG2 microprocessor
242 EM_SCORE7 = 135, // Sunplus S+core7 RISC processor
243 EM_DSP24 = 136, // New Japan Radio (NJR) 24-bit DSP Processor
244 EM_VIDEOCORE3 = 137, // Broadcom VideoCore III processor
245 EM_LATTICEMICO32 = 138, // RISC processor for Lattice FPGA architecture
246 EM_SE_C17 = 139, // Seiko Epson C17 family
247 EM_TI_C6000 = 140, // The Texas Instruments TMS320C6000 DSP family
248 EM_TI_C2000 = 141, // The Texas Instruments TMS320C2000 DSP family
249 EM_TI_C5500 = 142, // The Texas Instruments TMS320C55x DSP family
250 EM_MMDSP_PLUS = 160, // STMicroelectronics 64bit VLIW Data Signal Processor
251 EM_CYPRESS_M8C = 161, // Cypress M8C microprocessor
252 EM_R32C = 162, // Renesas R32C series microprocessors
253 EM_TRIMEDIA = 163, // NXP Semiconductors TriMedia architecture family
254 EM_HEXAGON = 164, // Qualcomm Hexagon processor
255 EM_8051 = 165, // Intel 8051 and variants
256 EM_STXP7X = 166, // STMicroelectronics STxP7x family of configurable
257 // and extensible RISC processors
258 EM_NDS32 = 167, // Andes Technology compact code size embedded RISC
260 EM_ECOG1 = 168, // Cyan Technology eCOG1X family
261 EM_ECOG1X = 168, // Cyan Technology eCOG1X family
262 EM_MAXQ30 = 169, // Dallas Semiconductor MAXQ30 Core Micro-controllers
263 EM_XIMO16 = 170, // New Japan Radio (NJR) 16-bit DSP Processor
264 EM_MANIK = 171, // M2000 Reconfigurable RISC Microprocessor
265 EM_CRAYNV2 = 172, // Cray Inc. NV2 vector architecture
266 EM_RX = 173, // Renesas RX family
267 EM_METAG = 174, // Imagination Technologies META processor
269 EM_MCST_ELBRUS = 175, // MCST Elbrus general purpose hardware architecture
270 EM_ECOG16 = 176, // Cyan Technology eCOG16 family
271 EM_CR16 = 177, // National Semiconductor CompactRISC CR16 16-bit
273 EM_ETPU = 178, // Freescale Extended Time Processing Unit
274 EM_SLE9X = 179, // Infineon Technologies SLE9X core
275 EM_L10M = 180, // Intel L10M
276 EM_K10M = 181, // Intel K10M
277 EM_AARCH64 = 183, // ARM AArch64
278 EM_AVR32 = 185, // Atmel Corporation 32-bit microprocessor family
279 EM_STM8 = 186, // STMicroeletronics STM8 8-bit microcontroller
280 EM_TILE64 = 187, // Tilera TILE64 multicore architecture family
281 EM_TILEPRO = 188, // Tilera TILEPro multicore architecture family
282 EM_CUDA = 190, // NVIDIA CUDA architecture
283 EM_TILEGX = 191, // Tilera TILE-Gx multicore architecture family
284 EM_CLOUDSHIELD = 192, // CloudShield architecture family
285 EM_COREA_1ST = 193, // KIPO-KAIST Core-A 1st generation processor family
286 EM_COREA_2ND = 194, // KIPO-KAIST Core-A 2nd generation processor family
287 EM_ARC_COMPACT2 = 195, // Synopsys ARCompact V2
288 EM_OPEN8 = 196, // Open8 8-bit RISC soft processor core
289 EM_RL78 = 197, // Renesas RL78 family
290 EM_VIDEOCORE5 = 198, // Broadcom VideoCore V processor
291 EM_78KOR = 199, // Renesas 78KOR family
292 EM_56800EX = 200, // Freescale 56800EX Digital Signal Controller (DSC)
293 EM_BA1 = 201, // Beyond BA1 CPU architecture
294 EM_BA2 = 202, // Beyond BA2 CPU architecture
295 EM_XCORE = 203, // XMOS xCORE processor family
296 EM_MCHP_PIC = 204, // Microchip 8-bit PIC(r) family
297 EM_INTEL205 = 205, // Reserved by Intel
298 EM_INTEL206 = 206, // Reserved by Intel
299 EM_INTEL207 = 207, // Reserved by Intel
300 EM_INTEL208 = 208, // Reserved by Intel
301 EM_INTEL209 = 209, // Reserved by Intel
302 EM_KM32 = 210, // KM211 KM32 32-bit processor
303 EM_KMX32 = 211, // KM211 KMX32 32-bit processor
304 EM_KMX16 = 212, // KM211 KMX16 16-bit processor
305 EM_KMX8 = 213, // KM211 KMX8 8-bit processor
306 EM_KVARC = 214, // KM211 KVARC processor
307 EM_CDP = 215, // Paneve CDP architecture family
308 EM_COGE = 216, // Cognitive Smart Memory Processor
309 EM_COOL = 217, // iCelero CoolEngine
310 EM_NORC = 218, // Nanoradio Optimized RISC
311 EM_CSR_KALIMBA = 219 // CSR Kalimba architecture family
314 // Object file classes.
317 ELFCLASS32 = 1, // 32-bit object file
318 ELFCLASS64 = 2 // 64-bit object file
321 // Object file byte orderings.
323 ELFDATANONE = 0, // Invalid data encoding.
324 ELFDATA2LSB = 1, // Little-endian object file
325 ELFDATA2MSB = 2 // Big-endian object file
328 // OS ABI identification.
330 ELFOSABI_NONE = 0, // UNIX System V ABI
331 ELFOSABI_HPUX = 1, // HP-UX operating system
332 ELFOSABI_NETBSD = 2, // NetBSD
333 ELFOSABI_GNU = 3, // GNU/Linux
334 ELFOSABI_LINUX = 3, // Historical alias for ELFOSABI_GNU.
335 ELFOSABI_HURD = 4, // GNU/Hurd
336 ELFOSABI_SOLARIS = 6, // Solaris
337 ELFOSABI_AIX = 7, // AIX
338 ELFOSABI_IRIX = 8, // IRIX
339 ELFOSABI_FREEBSD = 9, // FreeBSD
340 ELFOSABI_TRU64 = 10, // TRU64 UNIX
341 ELFOSABI_MODESTO = 11, // Novell Modesto
342 ELFOSABI_OPENBSD = 12, // OpenBSD
343 ELFOSABI_OPENVMS = 13, // OpenVMS
344 ELFOSABI_NSK = 14, // Hewlett-Packard Non-Stop Kernel
345 ELFOSABI_AROS = 15, // AROS
346 ELFOSABI_FENIXOS = 16, // FenixOS
347 ELFOSABI_C6000_ELFABI = 64, // Bare-metal TMS320C6000
348 ELFOSABI_C6000_LINUX = 65, // Linux TMS320C6000
349 ELFOSABI_ARM = 97, // ARM
350 ELFOSABI_STANDALONE = 255 // Standalone (embedded) application
353 // X86_64 relocations.
361 R_X86_64_GLOB_DAT = 6,
362 R_X86_64_JUMP_SLOT = 7,
363 R_X86_64_RELATIVE = 8,
364 R_X86_64_GOTPCREL = 9,
371 R_X86_64_DTPMOD64 = 16,
372 R_X86_64_DTPOFF64 = 17,
373 R_X86_64_TPOFF64 = 18,
376 R_X86_64_DTPOFF32 = 21,
377 R_X86_64_GOTTPOFF = 22,
378 R_X86_64_TPOFF32 = 23,
380 R_X86_64_GOTOFF64 = 25,
381 R_X86_64_GOTPC32 = 26,
383 R_X86_64_GOTPCREL64 = 28,
384 R_X86_64_GOTPC64 = 29,
385 R_X86_64_GOTPLT64 = 30,
386 R_X86_64_PLTOFF64 = 31,
387 R_X86_64_SIZE32 = 32,
388 R_X86_64_SIZE64 = 33,
389 R_X86_64_GOTPC32_TLSDESC = 34,
390 R_X86_64_TLSDESC_CALL = 35,
391 R_X86_64_TLSDESC = 36,
392 R_X86_64_IRELATIVE = 37
396 // TODO: this is just a subset
410 R_386_TLS_TPOFF = 14,
412 R_386_TLS_GOTIE = 16,
420 R_386_TLS_GD_32 = 24,
421 R_386_TLS_GD_PUSH = 25,
422 R_386_TLS_GD_CALL = 26,
423 R_386_TLS_GD_POP = 27,
424 R_386_TLS_LDM_32 = 28,
425 R_386_TLS_LDM_PUSH = 29,
426 R_386_TLS_LDM_CALL = 30,
427 R_386_TLS_LDM_POP = 31,
428 R_386_TLS_LDO_32 = 32,
429 R_386_TLS_IE_32 = 33,
430 R_386_TLS_LE_32 = 34,
431 R_386_TLS_DTPMOD32 = 35,
432 R_386_TLS_DTPOFF32 = 36,
433 R_386_TLS_TPOFF32 = 37,
434 R_386_TLS_GOTDESC = 39,
435 R_386_TLS_DESC_CALL = 40,
437 R_386_IRELATIVE = 42,
441 // ELF Relocation types for PPC32
443 R_PPC_NONE = 0, /* No relocation. */
451 R_PPC_ADDR14_BRTAKEN = 8,
452 R_PPC_ADDR14_BRNTAKEN = 9,
455 R_PPC_REL14_BRTAKEN = 12,
456 R_PPC_REL14_BRNTAKEN = 13,
465 R_PPC_TPREL16_LO = 70,
466 R_PPC_TPREL16_HI = 71,
467 R_PPC_TPREL16_HA = 72,
470 R_PPC_DTPREL16_LO = 75,
471 R_PPC_DTPREL16_HI = 76,
472 R_PPC_DTPREL16_HA = 77,
474 R_PPC_GOT_TLSGD16 = 79,
475 R_PPC_GOT_TLSGD16_LO = 80,
476 R_PPC_GOT_TLSGD16_HI = 81,
477 R_PPC_GOT_TLSGD16_HA = 82,
478 R_PPC_GOT_TLSLD16 = 83,
479 R_PPC_GOT_TLSLD16_LO = 84,
480 R_PPC_GOT_TLSLD16_HI = 85,
481 R_PPC_GOT_TLSLD16_HA = 86,
482 R_PPC_GOT_TPREL16 = 87,
483 R_PPC_GOT_TPREL16_LO = 88,
484 R_PPC_GOT_TPREL16_HI = 89,
485 R_PPC_GOT_TPREL16_HA = 90,
486 R_PPC_GOT_DTPREL16 = 91,
487 R_PPC_GOT_DTPREL16_LO = 92,
488 R_PPC_GOT_DTPREL16_HI = 93,
489 R_PPC_GOT_DTPREL16_HA = 94,
493 R_PPC_REL16_LO = 250,
494 R_PPC_REL16_HI = 251,
498 // ELF Relocation types for PPC64
504 R_PPC64_ADDR16_LO = 4,
505 R_PPC64_ADDR16_HI = 5,
506 R_PPC64_ADDR16_HA = 6,
508 R_PPC64_ADDR14_BRTAKEN = 8,
509 R_PPC64_ADDR14_BRNTAKEN = 9,
512 R_PPC64_REL14_BRTAKEN = 12,
513 R_PPC64_REL14_BRNTAKEN = 13,
515 R_PPC64_GOT16_LO = 15,
516 R_PPC64_GOT16_HI = 16,
517 R_PPC64_GOT16_HA = 17,
520 R_PPC64_ADDR16_HIGHER = 39,
521 R_PPC64_ADDR16_HIGHERA = 40,
522 R_PPC64_ADDR16_HIGHEST = 41,
523 R_PPC64_ADDR16_HIGHESTA = 42,
526 R_PPC64_TOC16_LO = 48,
527 R_PPC64_TOC16_HI = 49,
528 R_PPC64_TOC16_HA = 50,
530 R_PPC64_ADDR16_DS = 56,
531 R_PPC64_ADDR16_LO_DS = 57,
532 R_PPC64_GOT16_DS = 58,
533 R_PPC64_GOT16_LO_DS = 59,
534 R_PPC64_TOC16_DS = 63,
535 R_PPC64_TOC16_LO_DS = 64,
537 R_PPC64_DTPMOD64 = 68,
538 R_PPC64_TPREL16 = 69,
539 R_PPC64_TPREL16_LO = 70,
540 R_PPC64_TPREL16_HI = 71,
541 R_PPC64_TPREL16_HA = 72,
542 R_PPC64_TPREL64 = 73,
543 R_PPC64_DTPREL16 = 74,
544 R_PPC64_DTPREL16_LO = 75,
545 R_PPC64_DTPREL16_HI = 76,
546 R_PPC64_DTPREL16_HA = 77,
547 R_PPC64_DTPREL64 = 78,
548 R_PPC64_GOT_TLSGD16 = 79,
549 R_PPC64_GOT_TLSGD16_LO = 80,
550 R_PPC64_GOT_TLSGD16_HI = 81,
551 R_PPC64_GOT_TLSGD16_HA = 82,
552 R_PPC64_GOT_TLSLD16 = 83,
553 R_PPC64_GOT_TLSLD16_LO = 84,
554 R_PPC64_GOT_TLSLD16_HI = 85,
555 R_PPC64_GOT_TLSLD16_HA = 86,
556 R_PPC64_GOT_TPREL16_DS = 87,
557 R_PPC64_GOT_TPREL16_LO_DS = 88,
558 R_PPC64_GOT_TPREL16_HI = 89,
559 R_PPC64_GOT_TPREL16_HA = 90,
560 R_PPC64_GOT_DTPREL16_DS = 91,
561 R_PPC64_GOT_DTPREL16_LO_DS = 92,
562 R_PPC64_GOT_DTPREL16_HI = 93,
563 R_PPC64_GOT_DTPREL16_HA = 94,
564 R_PPC64_TPREL16_DS = 95,
565 R_PPC64_TPREL16_LO_DS = 96,
566 R_PPC64_TPREL16_HIGHER = 97,
567 R_PPC64_TPREL16_HIGHERA = 98,
568 R_PPC64_TPREL16_HIGHEST = 99,
569 R_PPC64_TPREL16_HIGHESTA = 100,
570 R_PPC64_DTPREL16_DS = 101,
571 R_PPC64_DTPREL16_LO_DS = 102,
572 R_PPC64_DTPREL16_HIGHER = 103,
573 R_PPC64_DTPREL16_HIGHERA = 104,
574 R_PPC64_DTPREL16_HIGHEST = 105,
575 R_PPC64_DTPREL16_HIGHESTA = 106,
579 R_PPC64_REL16_LO = 250,
580 R_PPC64_REL16_HI = 251,
581 R_PPC64_REL16_HA = 252
584 // ELF Relocation types for AArch64
587 R_AARCH64_NONE = 0x100,
589 R_AARCH64_ABS64 = 0x101,
590 R_AARCH64_ABS32 = 0x102,
591 R_AARCH64_ABS16 = 0x103,
592 R_AARCH64_PREL64 = 0x104,
593 R_AARCH64_PREL32 = 0x105,
594 R_AARCH64_PREL16 = 0x106,
596 R_AARCH64_MOVW_UABS_G0 = 0x107,
597 R_AARCH64_MOVW_UABS_G0_NC = 0x108,
598 R_AARCH64_MOVW_UABS_G1 = 0x109,
599 R_AARCH64_MOVW_UABS_G1_NC = 0x10a,
600 R_AARCH64_MOVW_UABS_G2 = 0x10b,
601 R_AARCH64_MOVW_UABS_G2_NC = 0x10c,
602 R_AARCH64_MOVW_UABS_G3 = 0x10d,
603 R_AARCH64_MOVW_SABS_G0 = 0x10e,
604 R_AARCH64_MOVW_SABS_G1 = 0x10f,
605 R_AARCH64_MOVW_SABS_G2 = 0x110,
607 R_AARCH64_LD_PREL_LO19 = 0x111,
608 R_AARCH64_ADR_PREL_LO21 = 0x112,
609 R_AARCH64_ADR_PREL_PG_HI21 = 0x113,
610 R_AARCH64_ADD_ABS_LO12_NC = 0x115,
611 R_AARCH64_LDST8_ABS_LO12_NC = 0x116,
613 R_AARCH64_TSTBR14 = 0x117,
614 R_AARCH64_CONDBR19 = 0x118,
615 R_AARCH64_JUMP26 = 0x11a,
616 R_AARCH64_CALL26 = 0x11b,
618 R_AARCH64_LDST16_ABS_LO12_NC = 0x11c,
619 R_AARCH64_LDST32_ABS_LO12_NC = 0x11d,
620 R_AARCH64_LDST64_ABS_LO12_NC = 0x11e,
622 R_AARCH64_LDST128_ABS_LO12_NC = 0x12b,
624 R_AARCH64_ADR_GOT_PAGE = 0x137,
625 R_AARCH64_LD64_GOT_LO12_NC = 0x138,
627 R_AARCH64_TLSLD_MOVW_DTPREL_G2 = 0x20b,
628 R_AARCH64_TLSLD_MOVW_DTPREL_G1 = 0x20c,
629 R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC = 0x20d,
630 R_AARCH64_TLSLD_MOVW_DTPREL_G0 = 0x20e,
631 R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC = 0x20f,
632 R_AARCH64_TLSLD_ADD_DTPREL_HI12 = 0x210,
633 R_AARCH64_TLSLD_ADD_DTPREL_LO12 = 0x211,
634 R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC = 0x212,
635 R_AARCH64_TLSLD_LDST8_DTPREL_LO12 = 0x213,
636 R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC = 0x214,
637 R_AARCH64_TLSLD_LDST16_DTPREL_LO12 = 0x215,
638 R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC = 0x216,
639 R_AARCH64_TLSLD_LDST32_DTPREL_LO12 = 0x217,
640 R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC = 0x218,
641 R_AARCH64_TLSLD_LDST64_DTPREL_LO12 = 0x219,
642 R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC = 0x21a,
644 R_AARCH64_TLSIE_MOVW_GOTTPREL_G1 = 0x21b,
645 R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC = 0x21c,
646 R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21 = 0x21d,
647 R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC = 0x21e,
648 R_AARCH64_TLSIE_LD_GOTTPREL_PREL19 = 0x21f,
650 R_AARCH64_TLSLE_MOVW_TPREL_G2 = 0x220,
651 R_AARCH64_TLSLE_MOVW_TPREL_G1 = 0x221,
652 R_AARCH64_TLSLE_MOVW_TPREL_G1_NC = 0x222,
653 R_AARCH64_TLSLE_MOVW_TPREL_G0 = 0x223,
654 R_AARCH64_TLSLE_MOVW_TPREL_G0_NC = 0x224,
655 R_AARCH64_TLSLE_ADD_TPREL_HI12 = 0x225,
656 R_AARCH64_TLSLE_ADD_TPREL_LO12 = 0x226,
657 R_AARCH64_TLSLE_ADD_TPREL_LO12_NC = 0x227,
658 R_AARCH64_TLSLE_LDST8_TPREL_LO12 = 0x228,
659 R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC = 0x229,
660 R_AARCH64_TLSLE_LDST16_TPREL_LO12 = 0x22a,
661 R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC = 0x22b,
662 R_AARCH64_TLSLE_LDST32_TPREL_LO12 = 0x22c,
663 R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC = 0x22d,
664 R_AARCH64_TLSLE_LDST64_TPREL_LO12 = 0x22e,
665 R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC = 0x22f,
667 R_AARCH64_TLSDESC_ADR_PAGE = 0x232,
668 R_AARCH64_TLSDESC_LD64_LO12_NC = 0x233,
669 R_AARCH64_TLSDESC_ADD_LO12_NC = 0x234,
671 R_AARCH64_TLSDESC_CALL = 0x239
674 // ARM Specific e_flags
676 EF_ARM_SOFT_FLOAT = 0x00000200U,
677 EF_ARM_VFP_FLOAT = 0x00000400U,
678 EF_ARM_EABI_UNKNOWN = 0x00000000U,
679 EF_ARM_EABI_VER1 = 0x01000000U,
680 EF_ARM_EABI_VER2 = 0x02000000U,
681 EF_ARM_EABI_VER3 = 0x03000000U,
682 EF_ARM_EABI_VER4 = 0x04000000U,
683 EF_ARM_EABI_VER5 = 0x05000000U,
684 EF_ARM_EABIMASK = 0xFF000000U
687 // ELF Relocation types for ARM
688 // Meets 2.08 ABI Specs.
695 R_ARM_LDR_PC_G0 = 0x04,
698 R_ARM_THM_ABS5 = 0x07,
700 R_ARM_SBREL32 = 0x09,
701 R_ARM_THM_CALL = 0x0a,
702 R_ARM_THM_PC8 = 0x0b,
703 R_ARM_BREL_ADJ = 0x0c,
704 R_ARM_TLS_DESC = 0x0d,
705 R_ARM_THM_SWI8 = 0x0e,
707 R_ARM_THM_XPC22 = 0x10,
708 R_ARM_TLS_DTPMOD32 = 0x11,
709 R_ARM_TLS_DTPOFF32 = 0x12,
710 R_ARM_TLS_TPOFF32 = 0x13,
712 R_ARM_GLOB_DAT = 0x15,
713 R_ARM_JUMP_SLOT = 0x16,
714 R_ARM_RELATIVE = 0x17,
715 R_ARM_GOTOFF32 = 0x18,
716 R_ARM_BASE_PREL = 0x19,
717 R_ARM_GOT_BREL = 0x1a,
721 R_ARM_THM_JUMP24 = 0x1e,
722 R_ARM_BASE_ABS = 0x1f,
723 R_ARM_ALU_PCREL_7_0 = 0x20,
724 R_ARM_ALU_PCREL_15_8 = 0x21,
725 R_ARM_ALU_PCREL_23_15 = 0x22,
726 R_ARM_LDR_SBREL_11_0_NC = 0x23,
727 R_ARM_ALU_SBREL_19_12_NC = 0x24,
728 R_ARM_ALU_SBREL_27_20_CK = 0x25,
729 R_ARM_TARGET1 = 0x26,
730 R_ARM_SBREL31 = 0x27,
732 R_ARM_TARGET2 = 0x29,
734 R_ARM_MOVW_ABS_NC = 0x2b,
735 R_ARM_MOVT_ABS = 0x2c,
736 R_ARM_MOVW_PREL_NC = 0x2d,
737 R_ARM_MOVT_PREL = 0x2e,
738 R_ARM_THM_MOVW_ABS_NC = 0x2f,
739 R_ARM_THM_MOVT_ABS = 0x30,
740 R_ARM_THM_MOVW_PREL_NC = 0x31,
741 R_ARM_THM_MOVT_PREL = 0x32,
742 R_ARM_THM_JUMP19 = 0x33,
743 R_ARM_THM_JUMP6 = 0x34,
744 R_ARM_THM_ALU_PREL_11_0 = 0x35,
745 R_ARM_THM_PC12 = 0x36,
746 R_ARM_ABS32_NOI = 0x37,
747 R_ARM_REL32_NOI = 0x38,
748 R_ARM_ALU_PC_G0_NC = 0x39,
749 R_ARM_ALU_PC_G0 = 0x3a,
750 R_ARM_ALU_PC_G1_NC = 0x3b,
751 R_ARM_ALU_PC_G1 = 0x3c,
752 R_ARM_ALU_PC_G2 = 0x3d,
753 R_ARM_LDR_PC_G1 = 0x3e,
754 R_ARM_LDR_PC_G2 = 0x3f,
755 R_ARM_LDRS_PC_G0 = 0x40,
756 R_ARM_LDRS_PC_G1 = 0x41,
757 R_ARM_LDRS_PC_G2 = 0x42,
758 R_ARM_LDC_PC_G0 = 0x43,
759 R_ARM_LDC_PC_G1 = 0x44,
760 R_ARM_LDC_PC_G2 = 0x45,
761 R_ARM_ALU_SB_G0_NC = 0x46,
762 R_ARM_ALU_SB_G0 = 0x47,
763 R_ARM_ALU_SB_G1_NC = 0x48,
764 R_ARM_ALU_SB_G1 = 0x49,
765 R_ARM_ALU_SB_G2 = 0x4a,
766 R_ARM_LDR_SB_G0 = 0x4b,
767 R_ARM_LDR_SB_G1 = 0x4c,
768 R_ARM_LDR_SB_G2 = 0x4d,
769 R_ARM_LDRS_SB_G0 = 0x4e,
770 R_ARM_LDRS_SB_G1 = 0x4f,
771 R_ARM_LDRS_SB_G2 = 0x50,
772 R_ARM_LDC_SB_G0 = 0x51,
773 R_ARM_LDC_SB_G1 = 0x52,
774 R_ARM_LDC_SB_G2 = 0x53,
775 R_ARM_MOVW_BREL_NC = 0x54,
776 R_ARM_MOVT_BREL = 0x55,
777 R_ARM_MOVW_BREL = 0x56,
778 R_ARM_THM_MOVW_BREL_NC = 0x57,
779 R_ARM_THM_MOVT_BREL = 0x58,
780 R_ARM_THM_MOVW_BREL = 0x59,
781 R_ARM_TLS_GOTDESC = 0x5a,
782 R_ARM_TLS_CALL = 0x5b,
783 R_ARM_TLS_DESCSEQ = 0x5c,
784 R_ARM_THM_TLS_CALL = 0x5d,
785 R_ARM_PLT32_ABS = 0x5e,
786 R_ARM_GOT_ABS = 0x5f,
787 R_ARM_GOT_PREL = 0x60,
788 R_ARM_GOT_BREL12 = 0x61,
789 R_ARM_GOTOFF12 = 0x62,
790 R_ARM_GOTRELAX = 0x63,
791 R_ARM_GNU_VTENTRY = 0x64,
792 R_ARM_GNU_VTINHERIT = 0x65,
793 R_ARM_THM_JUMP11 = 0x66,
794 R_ARM_THM_JUMP8 = 0x67,
795 R_ARM_TLS_GD32 = 0x68,
796 R_ARM_TLS_LDM32 = 0x69,
797 R_ARM_TLS_LDO32 = 0x6a,
798 R_ARM_TLS_IE32 = 0x6b,
799 R_ARM_TLS_LE32 = 0x6c,
800 R_ARM_TLS_LDO12 = 0x6d,
801 R_ARM_TLS_LE12 = 0x6e,
802 R_ARM_TLS_IE12GP = 0x6f,
803 R_ARM_PRIVATE_0 = 0x70,
804 R_ARM_PRIVATE_1 = 0x71,
805 R_ARM_PRIVATE_2 = 0x72,
806 R_ARM_PRIVATE_3 = 0x73,
807 R_ARM_PRIVATE_4 = 0x74,
808 R_ARM_PRIVATE_5 = 0x75,
809 R_ARM_PRIVATE_6 = 0x76,
810 R_ARM_PRIVATE_7 = 0x77,
811 R_ARM_PRIVATE_8 = 0x78,
812 R_ARM_PRIVATE_9 = 0x79,
813 R_ARM_PRIVATE_10 = 0x7a,
814 R_ARM_PRIVATE_11 = 0x7b,
815 R_ARM_PRIVATE_12 = 0x7c,
816 R_ARM_PRIVATE_13 = 0x7d,
817 R_ARM_PRIVATE_14 = 0x7e,
818 R_ARM_PRIVATE_15 = 0x7f,
820 R_ARM_THM_TLS_DESCSEQ16 = 0x81,
821 R_ARM_THM_TLS_DESCSEQ32 = 0x82
824 // Mips Specific e_flags
826 EF_MIPS_NOREORDER = 0x00000001, // Don't reorder instructions
827 EF_MIPS_PIC = 0x00000002, // Position independent code
828 EF_MIPS_CPIC = 0x00000004, // Call object with Position independent code
829 EF_MIPS_ABI2 = 0x00000020,
830 EF_MIPS_32BITMODE = 0x00000100,
831 EF_MIPS_NAN2008 = 0x00000400, // Uses IEE 754-2008 NaN encoding
832 EF_MIPS_ABI_O32 = 0x00001000, // This file follows the first MIPS 32 bit ABI
835 EF_MIPS_MICROMIPS = 0x02000000, // microMIPS
836 EF_MIPS_ARCH_ASE_M16 =
837 0x04000000, // Has Mips-16 ISA extensions
839 EF_MIPS_ARCH_1 = 0x00000000, // MIPS1 instruction set
840 EF_MIPS_ARCH_2 = 0x10000000, // MIPS2 instruction set
841 EF_MIPS_ARCH_3 = 0x20000000, // MIPS3 instruction set
842 EF_MIPS_ARCH_4 = 0x30000000, // MIPS4 instruction set
843 EF_MIPS_ARCH_5 = 0x40000000, // MIPS5 instruction set
844 EF_MIPS_ARCH_32 = 0x50000000, // MIPS32 instruction set per linux not elf.h
845 EF_MIPS_ARCH_64 = 0x60000000, // MIPS64 instruction set per linux not elf.h
846 EF_MIPS_ARCH_32R2 = 0x70000000, // mips32r2
847 EF_MIPS_ARCH_64R2 = 0x80000000, // mips64r2
848 EF_MIPS_ARCH_32R6 = 0x90000000, // mips32r6
849 EF_MIPS_ARCH_64R6 = 0xa0000000, // mips64r6
850 EF_MIPS_ARCH = 0xf0000000 // Mask for applying EF_MIPS_ARCH_ variant
853 // ELF Relocation types for Mips
873 R_MIPS_GOT_DISP = 19,
874 R_MIPS_GOT_PAGE = 20,
875 R_MIPS_GOT_OFST = 21,
876 R_MIPS_GOT_HI16 = 22,
877 R_MIPS_GOT_LO16 = 23,
879 R_MIPS_INSERT_A = 25,
880 R_MIPS_INSERT_B = 26,
884 R_MIPS_CALL_HI16 = 30,
885 R_MIPS_CALL_LO16 = 31,
886 R_MIPS_SCN_DISP = 32,
888 R_MIPS_ADD_IMMEDIATE = 34,
892 R_MIPS_TLS_DTPMOD32 = 38,
893 R_MIPS_TLS_DTPREL32 = 39,
894 R_MIPS_TLS_DTPMOD64 = 40,
895 R_MIPS_TLS_DTPREL64 = 41,
898 R_MIPS_TLS_DTPREL_HI16 = 44,
899 R_MIPS_TLS_DTPREL_LO16 = 45,
900 R_MIPS_TLS_GOTTPREL = 46,
901 R_MIPS_TLS_TPREL32 = 47,
902 R_MIPS_TLS_TPREL64 = 48,
903 R_MIPS_TLS_TPREL_HI16 = 49,
904 R_MIPS_TLS_TPREL_LO16 = 50,
905 R_MIPS_GLOB_DAT = 51,
912 R_MIPS16_GOT16 = 102,
916 R_MIPS_JUMP_SLOT = 127,
917 R_MICROMIPS_26_S1 = 133,
918 R_MICROMIPS_HI16 = 134,
919 R_MICROMIPS_LO16 = 135,
920 R_MICROMIPS_GOT16 = 138,
921 R_MICROMIPS_PC16_S1 = 141,
922 R_MICROMIPS_CALL16 = 142,
923 R_MICROMIPS_GOT_DISP = 145,
924 R_MICROMIPS_GOT_PAGE = 146,
925 R_MICROMIPS_GOT_OFST = 147,
926 R_MICROMIPS_TLS_GD = 162,
927 R_MICROMIPS_TLS_LDM = 163,
928 R_MICROMIPS_TLS_DTPREL_HI16 = 164,
929 R_MICROMIPS_TLS_DTPREL_LO16 = 165,
930 R_MICROMIPS_TLS_TPREL_HI16 = 169,
931 R_MICROMIPS_TLS_TPREL_LO16 = 170,
936 // Special values for the st_other field in the symbol table entry for MIPS.
938 STO_MIPS_OPTIONAL = 0x04, // Symbol whose definition is optional
939 STO_MIPS_PLT = 0x08, // PLT entry related dynamic table record
940 STO_MIPS_PIC = 0x20, // PIC func in an object mixes PIC/non-PIC
941 STO_MIPS_MICROMIPS = 0x80, // MIPS Specific ISA for MicroMips
942 STO_MIPS_MIPS16 = 0xf0 // MIPS Specific ISA for Mips16
945 // Hexagon Specific e_flags
948 // Object processor version flags, bits[3:0]
949 EF_HEXAGON_MACH_V2 = 0x00000001, // Hexagon V2
950 EF_HEXAGON_MACH_V3 = 0x00000002, // Hexagon V3
951 EF_HEXAGON_MACH_V4 = 0x00000003, // Hexagon V4
952 EF_HEXAGON_MACH_V5 = 0x00000004, // Hexagon V5
954 // Highest ISA version flags
955 EF_HEXAGON_ISA_MACH = 0x00000000, // Same as specified in bits[3:0]
957 EF_HEXAGON_ISA_V2 = 0x00000010, // Hexagon V2 ISA
958 EF_HEXAGON_ISA_V3 = 0x00000020, // Hexagon V3 ISA
959 EF_HEXAGON_ISA_V4 = 0x00000030, // Hexagon V4 ISA
960 EF_HEXAGON_ISA_V5 = 0x00000040 // Hexagon V5 ISA
963 // Hexagon specific Section indexes for common small data
966 SHN_HEXAGON_SCOMMON = 0xff00, // Other access sizes
967 SHN_HEXAGON_SCOMMON_1 = 0xff01, // Byte-sized access
968 SHN_HEXAGON_SCOMMON_2 = 0xff02, // Half-word-sized access
969 SHN_HEXAGON_SCOMMON_4 = 0xff03, // Word-sized access
970 SHN_HEXAGON_SCOMMON_8 = 0xff04 // Double-word-size access
973 // ELF Relocation types for Hexagon
986 R_HEX_GPREL16_1 = 10,
987 R_HEX_GPREL16_2 = 11,
988 R_HEX_GPREL16_3 = 12,
990 R_HEX_B13_PCREL = 14,
992 R_HEX_B32_PCREL_X = 16,
994 R_HEX_B22_PCREL_X = 18,
995 R_HEX_B15_PCREL_X = 19,
996 R_HEX_B13_PCREL_X = 20,
997 R_HEX_B9_PCREL_X = 21,
998 R_HEX_B7_PCREL_X = 22,
1007 R_HEX_32_PCREL = 31,
1009 R_HEX_GLOB_DAT = 33,
1010 R_HEX_JMP_SLOT = 34,
1011 R_HEX_RELATIVE = 35,
1012 R_HEX_PLT_B22_PCREL = 36,
1013 R_HEX_GOTREL_LO16 = 37,
1014 R_HEX_GOTREL_HI16 = 38,
1015 R_HEX_GOTREL_32 = 39,
1016 R_HEX_GOT_LO16 = 40,
1017 R_HEX_GOT_HI16 = 41,
1020 R_HEX_DTPMOD_32 = 44,
1021 R_HEX_DTPREL_LO16 = 45,
1022 R_HEX_DTPREL_HI16 = 46,
1023 R_HEX_DTPREL_32 = 47,
1024 R_HEX_DTPREL_16 = 48,
1025 R_HEX_GD_PLT_B22_PCREL = 49,
1026 R_HEX_GD_GOT_LO16 = 50,
1027 R_HEX_GD_GOT_HI16 = 51,
1028 R_HEX_GD_GOT_32 = 52,
1029 R_HEX_GD_GOT_16 = 53,
1033 R_HEX_IE_GOT_LO16 = 57,
1034 R_HEX_IE_GOT_HI16 = 58,
1035 R_HEX_IE_GOT_32 = 59,
1036 R_HEX_IE_GOT_16 = 60,
1037 R_HEX_TPREL_LO16 = 61,
1038 R_HEX_TPREL_HI16 = 62,
1039 R_HEX_TPREL_32 = 63,
1040 R_HEX_TPREL_16 = 64,
1041 R_HEX_6_PCREL_X = 65,
1042 R_HEX_GOTREL_32_6_X = 66,
1043 R_HEX_GOTREL_16_X = 67,
1044 R_HEX_GOTREL_11_X = 68,
1045 R_HEX_GOT_32_6_X = 69,
1046 R_HEX_GOT_16_X = 70,
1047 R_HEX_GOT_11_X = 71,
1048 R_HEX_DTPREL_32_6_X = 72,
1049 R_HEX_DTPREL_16_X = 73,
1050 R_HEX_DTPREL_11_X = 74,
1051 R_HEX_GD_GOT_32_6_X = 75,
1052 R_HEX_GD_GOT_16_X = 76,
1053 R_HEX_GD_GOT_11_X = 77,
1054 R_HEX_IE_32_6_X = 78,
1056 R_HEX_IE_GOT_32_6_X = 80,
1057 R_HEX_IE_GOT_16_X = 81,
1058 R_HEX_IE_GOT_11_X = 82,
1059 R_HEX_TPREL_32_6_X = 83,
1060 R_HEX_TPREL_16_X = 84,
1061 R_HEX_TPREL_11_X = 85
1064 // ELF Relocation types for S390/zSeries
1076 R_390_GLOB_DAT = 10,
1077 R_390_JMP_SLOT = 11,
1078 R_390_RELATIVE = 12,
1084 R_390_PLT16DBL = 18,
1086 R_390_PLT32DBL = 20,
1087 R_390_GOTPCDBL = 21,
1093 R_390_GOTOFF16 = 27,
1094 R_390_GOTOFF64 = 28,
1095 R_390_GOTPLT12 = 29,
1096 R_390_GOTPLT16 = 30,
1097 R_390_GOTPLT32 = 31,
1098 R_390_GOTPLT64 = 32,
1099 R_390_GOTPLTENT = 33,
1100 R_390_PLTOFF16 = 34,
1101 R_390_PLTOFF32 = 35,
1102 R_390_PLTOFF64 = 36,
1103 R_390_TLS_LOAD = 37,
1104 R_390_TLS_GDCALL = 38,
1105 R_390_TLS_LDCALL = 39,
1106 R_390_TLS_GD32 = 40,
1107 R_390_TLS_GD64 = 41,
1108 R_390_TLS_GOTIE12 = 42,
1109 R_390_TLS_GOTIE32 = 43,
1110 R_390_TLS_GOTIE64 = 44,
1111 R_390_TLS_LDM32 = 45,
1112 R_390_TLS_LDM64 = 46,
1113 R_390_TLS_IE32 = 47,
1114 R_390_TLS_IE64 = 48,
1115 R_390_TLS_IEENT = 49,
1116 R_390_TLS_LE32 = 50,
1117 R_390_TLS_LE64 = 51,
1118 R_390_TLS_LDO32 = 52,
1119 R_390_TLS_LDO64 = 53,
1120 R_390_TLS_DTPMOD = 54,
1121 R_390_TLS_DTPOFF = 55,
1122 R_390_TLS_TPOFF = 56,
1125 R_390_GOTPLT20 = 59,
1126 R_390_TLS_GOTIE20 = 60,
1127 R_390_IRELATIVE = 61
1130 // ELF Relocation type for Sparc.
1139 R_SPARC_WDISP30 = 7,
1140 R_SPARC_WDISP22 = 8,
1150 R_SPARC_WPLT30 = 18,
1152 R_SPARC_GLOB_DAT = 20,
1153 R_SPARC_JMP_SLOT = 21,
1154 R_SPARC_RELATIVE = 22,
1157 R_SPARC_HIPLT22 = 25,
1158 R_SPARC_LOPLT10 = 26,
1159 R_SPARC_PCPLT32 = 27,
1160 R_SPARC_PCPLT22 = 28,
1161 R_SPARC_PCPLT10 = 29,
1169 R_SPARC_PC_HH22 = 37,
1170 R_SPARC_PC_HM10 = 38,
1171 R_SPARC_PC_LM22 = 39,
1172 R_SPARC_WDISP16 = 40,
1173 R_SPARC_WDISP19 = 41,
1177 R_SPARC_DISP64 = 46,
1184 R_SPARC_REGISTER = 53,
1187 R_SPARC_TLS_GD_HI22 = 56,
1188 R_SPARC_TLS_GD_LO10 = 57,
1189 R_SPARC_TLS_GD_ADD = 58,
1190 R_SPARC_TLS_GD_CALL = 59,
1191 R_SPARC_TLS_LDM_HI22 = 60,
1192 R_SPARC_TLS_LDM_LO10 = 61,
1193 R_SPARC_TLS_LDM_ADD = 62,
1194 R_SPARC_TLS_LDM_CALL = 63,
1195 R_SPARC_TLS_LDO_HIX22 = 64,
1196 R_SPARC_TLS_LDO_LOX10 = 65,
1197 R_SPARC_TLS_LDO_ADD = 66,
1198 R_SPARC_TLS_IE_HI22 = 67,
1199 R_SPARC_TLS_IE_LO10 = 68,
1200 R_SPARC_TLS_IE_LD = 69,
1201 R_SPARC_TLS_IE_LDX = 70,
1202 R_SPARC_TLS_IE_ADD = 71,
1203 R_SPARC_TLS_LE_HIX22 = 72,
1204 R_SPARC_TLS_LE_LOX10 = 73,
1205 R_SPARC_TLS_DTPMOD32 = 74,
1206 R_SPARC_TLS_DTPMOD64 = 75,
1207 R_SPARC_TLS_DTPOFF32 = 76,
1208 R_SPARC_TLS_DTPOFF64 = 77,
1209 R_SPARC_TLS_TPOFF32 = 78,
1210 R_SPARC_TLS_TPOFF64 = 79,
1211 R_SPARC_GOTDATA_HIX22 = 80,
1212 R_SPARC_GOTDATA_LOX22 = 81,
1213 R_SPARC_GOTDATA_OP_HIX22 = 82,
1214 R_SPARC_GOTDATA_OP_LOX22 = 83,
1215 R_SPARC_GOTDATA_OP = 84
1220 Elf32_Word sh_name; // Section name (index into string table)
1221 Elf32_Word sh_type; // Section type (SHT_*)
1222 Elf32_Word sh_flags; // Section flags (SHF_*)
1223 Elf32_Addr sh_addr; // Address where section is to be loaded
1224 Elf32_Off sh_offset; // File offset of section data, in bytes
1225 Elf32_Word sh_size; // Size of section, in bytes
1226 Elf32_Word sh_link; // Section type-specific header table index link
1227 Elf32_Word sh_info; // Section type-specific extra information
1228 Elf32_Word sh_addralign; // Section address alignment
1229 Elf32_Word sh_entsize; // Size of records contained within the section
1232 // Section header for ELF64 - same fields as ELF32, different types.
1236 Elf64_Xword sh_flags;
1238 Elf64_Off sh_offset;
1239 Elf64_Xword sh_size;
1242 Elf64_Xword sh_addralign;
1243 Elf64_Xword sh_entsize;
1246 // Special section indices.
1248 SHN_UNDEF = 0, // Undefined, missing, irrelevant, or meaningless
1249 SHN_LORESERVE = 0xff00, // Lowest reserved index
1250 SHN_LOPROC = 0xff00, // Lowest processor-specific index
1251 SHN_HIPROC = 0xff1f, // Highest processor-specific index
1252 SHN_LOOS = 0xff20, // Lowest operating system-specific index
1253 SHN_HIOS = 0xff3f, // Highest operating system-specific index
1254 SHN_ABS = 0xfff1, // Symbol has absolute value; does not need relocation
1255 SHN_COMMON = 0xfff2, // FORTRAN COMMON or C external global variables
1256 SHN_XINDEX = 0xffff, // Mark that the index is >= SHN_LORESERVE
1257 SHN_HIRESERVE = 0xffff // Highest reserved index
1262 SHT_NULL = 0, // No associated section (inactive entry).
1263 SHT_PROGBITS = 1, // Program-defined contents.
1264 SHT_SYMTAB = 2, // Symbol table.
1265 SHT_STRTAB = 3, // String table.
1266 SHT_RELA = 4, // Relocation entries; explicit addends.
1267 SHT_HASH = 5, // Symbol hash table.
1268 SHT_DYNAMIC = 6, // Information for dynamic linking.
1269 SHT_NOTE = 7, // Information about the file.
1270 SHT_NOBITS = 8, // Data occupies no space in the file.
1271 SHT_REL = 9, // Relocation entries; no explicit addends.
1272 SHT_SHLIB = 10, // Reserved.
1273 SHT_DYNSYM = 11, // Symbol table.
1274 SHT_INIT_ARRAY = 14, // Pointers to initialization functions.
1275 SHT_FINI_ARRAY = 15, // Pointers to termination functions.
1276 SHT_PREINIT_ARRAY = 16, // Pointers to pre-init functions.
1277 SHT_GROUP = 17, // Section group.
1278 SHT_SYMTAB_SHNDX = 18, // Indices for SHN_XINDEX entries.
1279 SHT_LOOS = 0x60000000, // Lowest operating system-specific type.
1280 SHT_GNU_ATTRIBUTES= 0x6ffffff5, // Object attributes.
1281 SHT_GNU_HASH = 0x6ffffff6, // GNU-style hash table.
1282 SHT_GNU_verdef = 0x6ffffffd, // GNU version definitions.
1283 SHT_GNU_verneed = 0x6ffffffe, // GNU version references.
1284 SHT_GNU_versym = 0x6fffffff, // GNU symbol versions table.
1285 SHT_HIOS = 0x6fffffff, // Highest operating system-specific type.
1286 SHT_LOPROC = 0x70000000, // Lowest processor arch-specific type.
1287 // Fixme: All this is duplicated in MCSectionELF. Why??
1288 // Exception Index table
1289 SHT_ARM_EXIDX = 0x70000001U,
1290 // BPABI DLL dynamic linking pre-emption map
1291 SHT_ARM_PREEMPTMAP = 0x70000002U,
1292 // Object file compatibility attributes
1293 SHT_ARM_ATTRIBUTES = 0x70000003U,
1294 SHT_ARM_DEBUGOVERLAY = 0x70000004U,
1295 SHT_ARM_OVERLAYSECTION = 0x70000005U,
1296 SHT_HEX_ORDERED = 0x70000000, // Link editor is to sort the entries in
1297 // this section based on their sizes
1298 SHT_X86_64_UNWIND = 0x70000001, // Unwind information
1300 SHT_MIPS_REGINFO = 0x70000006, // Register usage information
1301 SHT_MIPS_OPTIONS = 0x7000000d, // General options
1302 SHT_MIPS_ABIFLAGS = 0x7000002a, // ABI information.
1304 SHT_HIPROC = 0x7fffffff, // Highest processor arch-specific type.
1305 SHT_LOUSER = 0x80000000, // Lowest type reserved for applications.
1306 SHT_HIUSER = 0xffffffff // Highest type reserved for applications.
1311 // Section data should be writable during execution.
1314 // Section occupies memory during program execution.
1317 // Section contains executable machine instructions.
1318 SHF_EXECINSTR = 0x4,
1320 // The data in this section may be merged.
1323 // The data in this section is null-terminated strings.
1326 // A field in this section holds a section header table index.
1327 SHF_INFO_LINK = 0x40U,
1329 // Adds special ordering requirements for link editors.
1330 SHF_LINK_ORDER = 0x80U,
1332 // This section requires special OS-specific processing to avoid incorrect
1334 SHF_OS_NONCONFORMING = 0x100U,
1336 // This section is a member of a section group.
1339 // This section holds Thread-Local Storage.
1342 // This section is excluded from the final executable or shared library.
1343 SHF_EXCLUDE = 0x80000000U,
1345 // Start of target-specific flags.
1347 /// XCORE_SHF_CP_SECTION - All sections with the "c" flag are grouped
1348 /// together by the linker to form the constant pool and the cp register is
1349 /// set to the start of the constant pool by the boot code.
1350 XCORE_SHF_CP_SECTION = 0x800U,
1352 /// XCORE_SHF_DP_SECTION - All sections with the "d" flag are grouped
1353 /// together by the linker to form the data section and the dp register is
1354 /// set to the start of the section by the boot code.
1355 XCORE_SHF_DP_SECTION = 0x1000U,
1357 SHF_MASKOS = 0x0ff00000,
1359 // Bits indicating processor-specific flags.
1360 SHF_MASKPROC = 0xf0000000,
1362 // If an object file section does not have this flag set, then it may not hold
1363 // more than 2GB and can be freely referred to in objects using smaller code
1364 // models. Otherwise, only objects using larger code models can refer to them.
1365 // For example, a medium code model object can refer to data in a section that
1366 // sets this flag besides being able to refer to data in a section that does
1367 // not set it; likewise, a small code model object can refer only to code in a
1368 // section that does not set this flag.
1369 SHF_X86_64_LARGE = 0x10000000,
1371 // All sections with the GPREL flag are grouped into a global data area
1372 // for faster accesses
1373 SHF_HEX_GPREL = 0x10000000,
1375 // Section contains text/data which may be replicated in other sections.
1376 // Linker must retain only one copy.
1377 SHF_MIPS_NODUPES = 0x01000000,
1379 // Linker must generate implicit hidden weak names.
1380 SHF_MIPS_NAMES = 0x02000000,
1382 // Section data local to process.
1383 SHF_MIPS_LOCAL = 0x04000000,
1385 // Do not strip this section.
1386 SHF_MIPS_NOSTRIP = 0x08000000,
1388 // Section must be part of global data area.
1389 SHF_MIPS_GPREL = 0x10000000,
1391 // This section should be merged.
1392 SHF_MIPS_MERGE = 0x20000000,
1394 // Address size to be inferred from section entry size.
1395 SHF_MIPS_ADDR = 0x40000000,
1397 // Section data is string data by default.
1398 SHF_MIPS_STRING = 0x80000000
1401 // Section Group Flags
1404 GRP_MASKOS = 0x0ff00000,
1405 GRP_MASKPROC = 0xf0000000
1408 // Symbol table entries for ELF32.
1410 Elf32_Word st_name; // Symbol name (index into string table)
1411 Elf32_Addr st_value; // Value or address associated with the symbol
1412 Elf32_Word st_size; // Size of the symbol
1413 unsigned char st_info; // Symbol's type and binding attributes
1414 unsigned char st_other; // Must be zero; reserved
1415 Elf32_Half st_shndx; // Which section (header table index) it's defined in
1417 // These accessors and mutators correspond to the ELF32_ST_BIND,
1418 // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification:
1419 unsigned char getBinding() const { return st_info >> 4; }
1420 unsigned char getType() const { return st_info & 0x0f; }
1421 void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
1422 void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
1423 void setBindingAndType(unsigned char b, unsigned char t) {
1424 st_info = (b << 4) + (t & 0x0f);
1428 // Symbol table entries for ELF64.
1430 Elf64_Word st_name; // Symbol name (index into string table)
1431 unsigned char st_info; // Symbol's type and binding attributes
1432 unsigned char st_other; // Must be zero; reserved
1433 Elf64_Half st_shndx; // Which section (header tbl index) it's defined in
1434 Elf64_Addr st_value; // Value or address associated with the symbol
1435 Elf64_Xword st_size; // Size of the symbol
1437 // These accessors and mutators are identical to those defined for ELF32
1438 // symbol table entries.
1439 unsigned char getBinding() const { return st_info >> 4; }
1440 unsigned char getType() const { return st_info & 0x0f; }
1441 void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
1442 void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
1443 void setBindingAndType(unsigned char b, unsigned char t) {
1444 st_info = (b << 4) + (t & 0x0f);
1448 // The size (in bytes) of symbol table entries.
1450 SYMENTRY_SIZE32 = 16, // 32-bit symbol entry size
1451 SYMENTRY_SIZE64 = 24 // 64-bit symbol entry size.
1456 STB_LOCAL = 0, // Local symbol, not visible outside obj file containing def
1457 STB_GLOBAL = 1, // Global symbol, visible to all object files being combined
1458 STB_WEAK = 2, // Weak symbol, like global but lower-precedence
1459 STB_LOOS = 10, // Lowest operating system-specific binding type
1460 STB_HIOS = 12, // Highest operating system-specific binding type
1461 STB_LOPROC = 13, // Lowest processor-specific binding type
1462 STB_HIPROC = 15 // Highest processor-specific binding type
1467 STT_NOTYPE = 0, // Symbol's type is not specified
1468 STT_OBJECT = 1, // Symbol is a data object (variable, array, etc.)
1469 STT_FUNC = 2, // Symbol is executable code (function, etc.)
1470 STT_SECTION = 3, // Symbol refers to a section
1471 STT_FILE = 4, // Local, absolute symbol that refers to a file
1472 STT_COMMON = 5, // An uninitialized common block
1473 STT_TLS = 6, // Thread local data object
1474 STT_LOOS = 7, // Lowest operating system-specific symbol type
1475 STT_HIOS = 8, // Highest operating system-specific symbol type
1476 STT_GNU_IFUNC = 10, // GNU indirect function
1477 STT_LOPROC = 13, // Lowest processor-specific symbol type
1478 STT_HIPROC = 15 // Highest processor-specific symbol type
1482 STV_DEFAULT = 0, // Visibility is specified by binding type
1483 STV_INTERNAL = 1, // Defined by processor supplements
1484 STV_HIDDEN = 2, // Not visible to other components
1485 STV_PROTECTED = 3 // Visible in other components but not preemptable
1493 // Relocation entry, without explicit addend.
1495 Elf32_Addr r_offset; // Location (file byte offset, or program virtual addr)
1496 Elf32_Word r_info; // Symbol table index and type of relocation to apply
1498 // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
1499 // and ELF32_R_INFO macros defined in the ELF specification:
1500 Elf32_Word getSymbol() const { return (r_info >> 8); }
1501 unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); }
1502 void setSymbol(Elf32_Word s) { setSymbolAndType(s, getType()); }
1503 void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); }
1504 void setSymbolAndType(Elf32_Word s, unsigned char t) {
1505 r_info = (s << 8) + t;
1509 // Relocation entry with explicit addend.
1511 Elf32_Addr r_offset; // Location (file byte offset, or program virtual addr)
1512 Elf32_Word r_info; // Symbol table index and type of relocation to apply
1513 Elf32_Sword r_addend; // Compute value for relocatable field by adding this
1515 // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
1516 // and ELF32_R_INFO macros defined in the ELF specification:
1517 Elf32_Word getSymbol() const { return (r_info >> 8); }
1518 unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); }
1519 void setSymbol(Elf32_Word s) { setSymbolAndType(s, getType()); }
1520 void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); }
1521 void setSymbolAndType(Elf32_Word s, unsigned char t) {
1522 r_info = (s << 8) + t;
1526 // Relocation entry, without explicit addend.
1528 Elf64_Addr r_offset; // Location (file byte offset, or program virtual addr).
1529 Elf64_Xword r_info; // Symbol table index and type of relocation to apply.
1531 // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
1532 // and ELF64_R_INFO macros defined in the ELF specification:
1533 Elf64_Word getSymbol() const { return (r_info >> 32); }
1534 Elf64_Word getType() const {
1535 return (Elf64_Word) (r_info & 0xffffffffL);
1537 void setSymbol(Elf64_Word s) { setSymbolAndType(s, getType()); }
1538 void setType(Elf64_Word t) { setSymbolAndType(getSymbol(), t); }
1539 void setSymbolAndType(Elf64_Word s, Elf64_Word t) {
1540 r_info = ((Elf64_Xword)s << 32) + (t&0xffffffffL);
1544 // Relocation entry with explicit addend.
1546 Elf64_Addr r_offset; // Location (file byte offset, or program virtual addr).
1547 Elf64_Xword r_info; // Symbol table index and type of relocation to apply.
1548 Elf64_Sxword r_addend; // Compute value for relocatable field by adding this.
1550 // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
1551 // and ELF64_R_INFO macros defined in the ELF specification:
1552 Elf64_Word getSymbol() const { return (r_info >> 32); }
1553 Elf64_Word getType() const {
1554 return (Elf64_Word) (r_info & 0xffffffffL);
1556 void setSymbol(Elf64_Word s) { setSymbolAndType(s, getType()); }
1557 void setType(Elf64_Word t) { setSymbolAndType(getSymbol(), t); }
1558 void setSymbolAndType(Elf64_Word s, Elf64_Word t) {
1559 r_info = ((Elf64_Xword)s << 32) + (t&0xffffffffL);
1563 // Program header for ELF32.
1565 Elf32_Word p_type; // Type of segment
1566 Elf32_Off p_offset; // File offset where segment is located, in bytes
1567 Elf32_Addr p_vaddr; // Virtual address of beginning of segment
1568 Elf32_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
1569 Elf32_Word p_filesz; // Num. of bytes in file image of segment (may be zero)
1570 Elf32_Word p_memsz; // Num. of bytes in mem image of segment (may be zero)
1571 Elf32_Word p_flags; // Segment flags
1572 Elf32_Word p_align; // Segment alignment constraint
1575 // Program header for ELF64.
1577 Elf64_Word p_type; // Type of segment
1578 Elf64_Word p_flags; // Segment flags
1579 Elf64_Off p_offset; // File offset where segment is located, in bytes
1580 Elf64_Addr p_vaddr; // Virtual address of beginning of segment
1581 Elf64_Addr p_paddr; // Physical addr of beginning of segment (OS-specific)
1582 Elf64_Xword p_filesz; // Num. of bytes in file image of segment (may be zero)
1583 Elf64_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero)
1584 Elf64_Xword p_align; // Segment alignment constraint
1589 PT_NULL = 0, // Unused segment.
1590 PT_LOAD = 1, // Loadable segment.
1591 PT_DYNAMIC = 2, // Dynamic linking information.
1592 PT_INTERP = 3, // Interpreter pathname.
1593 PT_NOTE = 4, // Auxiliary information.
1594 PT_SHLIB = 5, // Reserved.
1595 PT_PHDR = 6, // The program header table itself.
1596 PT_TLS = 7, // The thread-local storage template.
1597 PT_LOOS = 0x60000000, // Lowest operating system-specific pt entry type.
1598 PT_HIOS = 0x6fffffff, // Highest operating system-specific pt entry type.
1599 PT_LOPROC = 0x70000000, // Lowest processor-specific program hdr entry type.
1600 PT_HIPROC = 0x7fffffff, // Highest processor-specific program hdr entry type.
1602 // x86-64 program header types.
1603 // These all contain stack unwind tables.
1604 PT_GNU_EH_FRAME = 0x6474e550,
1605 PT_SUNW_EH_FRAME = 0x6474e550,
1606 PT_SUNW_UNWIND = 0x6464e550,
1608 PT_GNU_STACK = 0x6474e551, // Indicates stack executability.
1609 PT_GNU_RELRO = 0x6474e552, // Read-only after relocation.
1611 // ARM program header types.
1612 PT_ARM_ARCHEXT = 0x70000000, // Platform architecture compatibility info
1613 // These all contain stack unwind tables.
1614 PT_ARM_EXIDX = 0x70000001,
1615 PT_ARM_UNWIND = 0x70000001,
1617 // MIPS program header types.
1618 PT_MIPS_REGINFO = 0x70000000, // Register usage information.
1619 PT_MIPS_RTPROC = 0x70000001, // Runtime procedure table.
1620 PT_MIPS_OPTIONS = 0x70000002, // Options segment.
1621 PT_MIPS_ABIFLAGS = 0x70000003 // Abiflags segment.
1624 // Segment flag bits.
1626 PF_X = 1, // Execute
1629 PF_MASKOS = 0x0ff00000,// Bits for operating system-specific semantics.
1630 PF_MASKPROC = 0xf0000000 // Bits for processor-specific semantics.
1633 // Dynamic table entry for ELF32.
1636 Elf32_Sword d_tag; // Type of dynamic table entry.
1639 Elf32_Word d_val; // Integer value of entry.
1640 Elf32_Addr d_ptr; // Pointer value of entry.
1644 // Dynamic table entry for ELF64.
1647 Elf64_Sxword d_tag; // Type of dynamic table entry.
1650 Elf64_Xword d_val; // Integer value of entry.
1651 Elf64_Addr d_ptr; // Pointer value of entry.
1655 // Dynamic table entry tags.
1657 DT_NULL = 0, // Marks end of dynamic array.
1658 DT_NEEDED = 1, // String table offset of needed library.
1659 DT_PLTRELSZ = 2, // Size of relocation entries in PLT.
1660 DT_PLTGOT = 3, // Address associated with linkage table.
1661 DT_HASH = 4, // Address of symbolic hash table.
1662 DT_STRTAB = 5, // Address of dynamic string table.
1663 DT_SYMTAB = 6, // Address of dynamic symbol table.
1664 DT_RELA = 7, // Address of relocation table (Rela entries).
1665 DT_RELASZ = 8, // Size of Rela relocation table.
1666 DT_RELAENT = 9, // Size of a Rela relocation entry.
1667 DT_STRSZ = 10, // Total size of the string table.
1668 DT_SYMENT = 11, // Size of a symbol table entry.
1669 DT_INIT = 12, // Address of initialization function.
1670 DT_FINI = 13, // Address of termination function.
1671 DT_SONAME = 14, // String table offset of a shared objects name.
1672 DT_RPATH = 15, // String table offset of library search path.
1673 DT_SYMBOLIC = 16, // Changes symbol resolution algorithm.
1674 DT_REL = 17, // Address of relocation table (Rel entries).
1675 DT_RELSZ = 18, // Size of Rel relocation table.
1676 DT_RELENT = 19, // Size of a Rel relocation entry.
1677 DT_PLTREL = 20, // Type of relocation entry used for linking.
1678 DT_DEBUG = 21, // Reserved for debugger.
1679 DT_TEXTREL = 22, // Relocations exist for non-writable segments.
1680 DT_JMPREL = 23, // Address of relocations associated with PLT.
1681 DT_BIND_NOW = 24, // Process all relocations before execution.
1682 DT_INIT_ARRAY = 25, // Pointer to array of initialization functions.
1683 DT_FINI_ARRAY = 26, // Pointer to array of termination functions.
1684 DT_INIT_ARRAYSZ = 27, // Size of DT_INIT_ARRAY.
1685 DT_FINI_ARRAYSZ = 28, // Size of DT_FINI_ARRAY.
1686 DT_RUNPATH = 29, // String table offset of lib search path.
1687 DT_FLAGS = 30, // Flags.
1688 DT_ENCODING = 32, // Values from here to DT_LOOS follow the rules
1689 // for the interpretation of the d_un union.
1691 DT_PREINIT_ARRAY = 32, // Pointer to array of preinit functions.
1692 DT_PREINIT_ARRAYSZ = 33, // Size of the DT_PREINIT_ARRAY array.
1694 DT_LOOS = 0x60000000, // Start of environment specific tags.
1695 DT_HIOS = 0x6FFFFFFF, // End of environment specific tags.
1696 DT_LOPROC = 0x70000000, // Start of processor specific tags.
1697 DT_HIPROC = 0x7FFFFFFF, // End of processor specific tags.
1699 DT_GNU_HASH = 0x6FFFFEF5, // Reference to the GNU hash table.
1700 DT_RELACOUNT = 0x6FFFFFF9, // ELF32_Rela count.
1701 DT_RELCOUNT = 0x6FFFFFFA, // ELF32_Rel count.
1703 DT_FLAGS_1 = 0X6FFFFFFB, // Flags_1.
1704 DT_VERSYM = 0x6FFFFFF0, // The address of .gnu.version section.
1705 DT_VERDEF = 0X6FFFFFFC, // The address of the version definition table.
1706 DT_VERDEFNUM = 0X6FFFFFFD, // The number of entries in DT_VERDEF.
1707 DT_VERNEED = 0X6FFFFFFE, // The address of the version Dependency table.
1708 DT_VERNEEDNUM = 0X6FFFFFFF, // The number of entries in DT_VERNEED.
1710 // Mips specific dynamic table entry tags.
1711 DT_MIPS_RLD_VERSION = 0x70000001, // 32 bit version number for runtime
1712 // linker interface.
1713 DT_MIPS_TIME_STAMP = 0x70000002, // Time stamp.
1714 DT_MIPS_ICHECKSUM = 0x70000003, // Checksum of external strings
1715 // and common sizes.
1716 DT_MIPS_IVERSION = 0x70000004, // Index of version string
1718 DT_MIPS_FLAGS = 0x70000005, // 32 bits of flags.
1719 DT_MIPS_BASE_ADDRESS = 0x70000006, // Base address of the segment.
1720 DT_MIPS_MSYM = 0x70000007, // Address of .msym section.
1721 DT_MIPS_CONFLICT = 0x70000008, // Address of .conflict section.
1722 DT_MIPS_LIBLIST = 0x70000009, // Address of .liblist section.
1723 DT_MIPS_LOCAL_GOTNO = 0x7000000a, // Number of local global offset
1725 DT_MIPS_CONFLICTNO = 0x7000000b, // Number of entries
1726 // in the .conflict section.
1727 DT_MIPS_LIBLISTNO = 0x70000010, // Number of entries
1728 // in the .liblist section.
1729 DT_MIPS_SYMTABNO = 0x70000011, // Number of entries
1730 // in the .dynsym section.
1731 DT_MIPS_UNREFEXTNO = 0x70000012, // Index of first external dynamic symbol
1732 // not referenced locally.
1733 DT_MIPS_GOTSYM = 0x70000013, // Index of first dynamic symbol
1734 // in global offset table.
1735 DT_MIPS_HIPAGENO = 0x70000014, // Number of page table entries
1736 // in global offset table.
1737 DT_MIPS_RLD_MAP = 0x70000016, // Address of run time loader map,
1738 // used for debugging.
1739 DT_MIPS_DELTA_CLASS = 0x70000017, // Delta C++ class definition.
1740 DT_MIPS_DELTA_CLASS_NO = 0x70000018, // Number of entries
1741 // in DT_MIPS_DELTA_CLASS.
1742 DT_MIPS_DELTA_INSTANCE = 0x70000019, // Delta C++ class instances.
1743 DT_MIPS_DELTA_INSTANCE_NO = 0x7000001A, // Number of entries
1744 // in DT_MIPS_DELTA_INSTANCE.
1745 DT_MIPS_DELTA_RELOC = 0x7000001B, // Delta relocations.
1746 DT_MIPS_DELTA_RELOC_NO = 0x7000001C, // Number of entries
1747 // in DT_MIPS_DELTA_RELOC.
1748 DT_MIPS_DELTA_SYM = 0x7000001D, // Delta symbols that Delta
1749 // relocations refer to.
1750 DT_MIPS_DELTA_SYM_NO = 0x7000001E, // Number of entries
1751 // in DT_MIPS_DELTA_SYM.
1752 DT_MIPS_DELTA_CLASSSYM = 0x70000020, // Delta symbols that hold
1753 // class declarations.
1754 DT_MIPS_DELTA_CLASSSYM_NO = 0x70000021, // Number of entries
1755 // in DT_MIPS_DELTA_CLASSSYM.
1756 DT_MIPS_CXX_FLAGS = 0x70000022, // Flags indicating information
1757 // about C++ flavor.
1758 DT_MIPS_PIXIE_INIT = 0x70000023, // Pixie information.
1759 DT_MIPS_SYMBOL_LIB = 0x70000024, // Address of .MIPS.symlib
1760 DT_MIPS_LOCALPAGE_GOTIDX = 0x70000025, // The GOT index of the first PTE
1762 DT_MIPS_LOCAL_GOTIDX = 0x70000026, // The GOT index of the first PTE
1763 // for a local symbol
1764 DT_MIPS_HIDDEN_GOTIDX = 0x70000027, // The GOT index of the first PTE
1765 // for a hidden symbol
1766 DT_MIPS_PROTECTED_GOTIDX = 0x70000028, // The GOT index of the first PTE
1767 // for a protected symbol
1768 DT_MIPS_OPTIONS = 0x70000029, // Address of `.MIPS.options'.
1769 DT_MIPS_INTERFACE = 0x7000002A, // Address of `.interface'.
1770 DT_MIPS_DYNSTR_ALIGN = 0x7000002B, // Unknown.
1771 DT_MIPS_INTERFACE_SIZE = 0x7000002C, // Size of the .interface section.
1772 DT_MIPS_RLD_TEXT_RESOLVE_ADDR = 0x7000002D, // Size of rld_text_resolve
1773 // function stored in the GOT.
1774 DT_MIPS_PERF_SUFFIX = 0x7000002E, // Default suffix of DSO to be added
1775 // by rld on dlopen() calls.
1776 DT_MIPS_COMPACT_SIZE = 0x7000002F, // Size of compact relocation
1778 DT_MIPS_GP_VALUE = 0x70000030, // GP value for auxiliary GOTs.
1779 DT_MIPS_AUX_DYNAMIC = 0x70000031, // Address of auxiliary .dynamic.
1780 DT_MIPS_PLTGOT = 0x70000032, // Address of the base of the PLTGOT.
1781 DT_MIPS_RWPLT = 0x70000034 // Points to the base
1782 // of a writable PLT.
1787 DF_ORIGIN = 0x01, // The object may reference $ORIGIN.
1788 DF_SYMBOLIC = 0x02, // Search the shared lib before searching the exe.
1789 DF_TEXTREL = 0x04, // Relocations may modify a non-writable segment.
1790 DF_BIND_NOW = 0x08, // Process all relocations on load.
1791 DF_STATIC_TLS = 0x10 // Reject attempts to load dynamically.
1794 // State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1 entry.
1796 DF_1_NOW = 0x00000001, // Set RTLD_NOW for this object.
1797 DF_1_GLOBAL = 0x00000002, // Set RTLD_GLOBAL for this object.
1798 DF_1_GROUP = 0x00000004, // Set RTLD_GROUP for this object.
1799 DF_1_NODELETE = 0x00000008, // Set RTLD_NODELETE for this object.
1800 DF_1_LOADFLTR = 0x00000010, // Trigger filtee loading at runtime.
1801 DF_1_INITFIRST = 0x00000020, // Set RTLD_INITFIRST for this object.
1802 DF_1_NOOPEN = 0x00000040, // Set RTLD_NOOPEN for this object.
1803 DF_1_ORIGIN = 0x00000080, // $ORIGIN must be handled.
1804 DF_1_DIRECT = 0x00000100, // Direct binding enabled.
1805 DF_1_TRANS = 0x00000200,
1806 DF_1_INTERPOSE = 0x00000400, // Object is used to interpose.
1807 DF_1_NODEFLIB = 0x00000800, // Ignore default lib search path.
1808 DF_1_NODUMP = 0x00001000, // Object can't be dldump'ed.
1809 DF_1_CONFALT = 0x00002000, // Configuration alternative created.
1810 DF_1_ENDFILTEE = 0x00004000, // Filtee terminates filters search.
1811 DF_1_DISPRELDNE = 0x00008000, // Disp reloc applied at build time.
1812 DF_1_DISPRELPND = 0x00010000 // Disp reloc applied at run-time.
1815 // DT_MIPS_FLAGS values.
1817 RHF_NONE = 0x00000000, // No flags.
1818 RHF_QUICKSTART = 0x00000001, // Uses shortcut pointers.
1819 RHF_NOTPOT = 0x00000002, // Hash size is not a power of two.
1820 RHS_NO_LIBRARY_REPLACEMENT = 0x00000004, // Ignore LD_LIBRARY_PATH.
1821 RHF_NO_MOVE = 0x00000008, // DSO address may not be relocated.
1822 RHF_SGI_ONLY = 0x00000010, // SGI specific features.
1823 RHF_GUARANTEE_INIT = 0x00000020, // Guarantee that .init will finish
1824 // executing before any non-init
1825 // code in DSO is called.
1826 RHF_DELTA_C_PLUS_PLUS = 0x00000040, // Contains Delta C++ code.
1827 RHF_GUARANTEE_START_INIT = 0x00000080, // Guarantee that .init will start
1828 // executing before any non-init
1829 // code in DSO is called.
1830 RHF_PIXIE = 0x00000100, // Generated by pixie.
1831 RHF_DEFAULT_DELAY_LOAD = 0x00000200, // Delay-load DSO by default.
1832 RHF_REQUICKSTART = 0x00000400, // Object may be requickstarted
1833 RHF_REQUICKSTARTED = 0x00000800, // Object has been requickstarted
1834 RHF_CORD = 0x00001000, // Generated by cord.
1835 RHF_NO_UNRES_UNDEF = 0x00002000, // Object contains no unresolved
1837 RHF_RLD_ORDER_SAFE = 0x00004000 // Symbol table is in a safe order.
1840 // ElfXX_VerDef structure version (GNU versioning)
1846 // VerDef Flags (ElfXX_VerDef::vd_flags)
1853 // Special constants for the version table. (SHT_GNU_versym/.gnu.version)
1855 VER_NDX_LOCAL = 0, // Unversioned local symbol
1856 VER_NDX_GLOBAL = 1, // Unversioned global symbol
1857 VERSYM_VERSION = 0x7fff, // Version Index mask
1858 VERSYM_HIDDEN = 0x8000 // Hidden bit (non-default version)
1861 // ElfXX_VerNeed structure version (GNU versioning)
1864 VER_NEED_CURRENT = 1
1867 } // end namespace ELF
1869 } // end namespace llvm