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,
467 R_PPC_TPREL16_LO = 70,
468 R_PPC_TPREL16_HI = 71,
469 R_PPC_TPREL16_HA = 72,
472 R_PPC_DTPREL16_LO = 75,
473 R_PPC_DTPREL16_HI = 76,
474 R_PPC_DTPREL16_HA = 77,
476 R_PPC_GOT_TLSGD16 = 79,
477 R_PPC_GOT_TLSGD16_LO = 80,
478 R_PPC_GOT_TLSGD16_HI = 81,
479 R_PPC_GOT_TLSGD16_HA = 82,
480 R_PPC_GOT_TLSLD16 = 83,
481 R_PPC_GOT_TLSLD16_LO = 84,
482 R_PPC_GOT_TLSLD16_HI = 85,
483 R_PPC_GOT_TLSLD16_HA = 86,
484 R_PPC_GOT_TPREL16 = 87,
485 R_PPC_GOT_TPREL16_LO = 88,
486 R_PPC_GOT_TPREL16_HI = 89,
487 R_PPC_GOT_TPREL16_HA = 90,
488 R_PPC_GOT_DTPREL16 = 91,
489 R_PPC_GOT_DTPREL16_LO = 92,
490 R_PPC_GOT_DTPREL16_HI = 93,
491 R_PPC_GOT_DTPREL16_HA = 94,
495 R_PPC_REL16_LO = 250,
496 R_PPC_REL16_HI = 251,
500 // Specific e_flags for PPC64
502 // e_flags bits specifying ABI:
503 // 1 for original ABI using function descriptors,
504 // 2 for revised ABI without function descriptors,
505 // 0 for unspecified or not using any features affected by the differences.
509 // Special values for the st_other field in the symbol table entry for PPC64.
511 STO_PPC64_LOCAL_BIT = 5,
512 STO_PPC64_LOCAL_MASK = (7 << STO_PPC64_LOCAL_BIT)
514 static inline int64_t
515 decodePPC64LocalEntryOffset(unsigned Other) {
516 unsigned Val = (Other & STO_PPC64_LOCAL_MASK) >> STO_PPC64_LOCAL_BIT;
517 return ((1 << Val) >> 2) << 2;
519 static inline unsigned
520 encodePPC64LocalEntryOffset(int64_t Offset) {
521 unsigned Val = (Offset >= 4 * 4
523 ? (Offset >= 16 * 4 ? 6 : 5)
527 : (Offset >= 1 * 4 ? 2 : 0)));
528 return Val << STO_PPC64_LOCAL_BIT;
531 // ELF Relocation types for PPC64
537 R_PPC64_ADDR16_LO = 4,
538 R_PPC64_ADDR16_HI = 5,
539 R_PPC64_ADDR16_HA = 6,
541 R_PPC64_ADDR14_BRTAKEN = 8,
542 R_PPC64_ADDR14_BRNTAKEN = 9,
545 R_PPC64_REL14_BRTAKEN = 12,
546 R_PPC64_REL14_BRNTAKEN = 13,
548 R_PPC64_GOT16_LO = 15,
549 R_PPC64_GOT16_HI = 16,
550 R_PPC64_GOT16_HA = 17,
551 R_PPC64_JMP_SLOT = 21,
554 R_PPC64_ADDR16_HIGHER = 39,
555 R_PPC64_ADDR16_HIGHERA = 40,
556 R_PPC64_ADDR16_HIGHEST = 41,
557 R_PPC64_ADDR16_HIGHESTA = 42,
560 R_PPC64_TOC16_LO = 48,
561 R_PPC64_TOC16_HI = 49,
562 R_PPC64_TOC16_HA = 50,
564 R_PPC64_ADDR16_DS = 56,
565 R_PPC64_ADDR16_LO_DS = 57,
566 R_PPC64_GOT16_DS = 58,
567 R_PPC64_GOT16_LO_DS = 59,
568 R_PPC64_TOC16_DS = 63,
569 R_PPC64_TOC16_LO_DS = 64,
571 R_PPC64_DTPMOD64 = 68,
572 R_PPC64_TPREL16 = 69,
573 R_PPC64_TPREL16_LO = 70,
574 R_PPC64_TPREL16_HI = 71,
575 R_PPC64_TPREL16_HA = 72,
576 R_PPC64_TPREL64 = 73,
577 R_PPC64_DTPREL16 = 74,
578 R_PPC64_DTPREL16_LO = 75,
579 R_PPC64_DTPREL16_HI = 76,
580 R_PPC64_DTPREL16_HA = 77,
581 R_PPC64_DTPREL64 = 78,
582 R_PPC64_GOT_TLSGD16 = 79,
583 R_PPC64_GOT_TLSGD16_LO = 80,
584 R_PPC64_GOT_TLSGD16_HI = 81,
585 R_PPC64_GOT_TLSGD16_HA = 82,
586 R_PPC64_GOT_TLSLD16 = 83,
587 R_PPC64_GOT_TLSLD16_LO = 84,
588 R_PPC64_GOT_TLSLD16_HI = 85,
589 R_PPC64_GOT_TLSLD16_HA = 86,
590 R_PPC64_GOT_TPREL16_DS = 87,
591 R_PPC64_GOT_TPREL16_LO_DS = 88,
592 R_PPC64_GOT_TPREL16_HI = 89,
593 R_PPC64_GOT_TPREL16_HA = 90,
594 R_PPC64_GOT_DTPREL16_DS = 91,
595 R_PPC64_GOT_DTPREL16_LO_DS = 92,
596 R_PPC64_GOT_DTPREL16_HI = 93,
597 R_PPC64_GOT_DTPREL16_HA = 94,
598 R_PPC64_TPREL16_DS = 95,
599 R_PPC64_TPREL16_LO_DS = 96,
600 R_PPC64_TPREL16_HIGHER = 97,
601 R_PPC64_TPREL16_HIGHERA = 98,
602 R_PPC64_TPREL16_HIGHEST = 99,
603 R_PPC64_TPREL16_HIGHESTA = 100,
604 R_PPC64_DTPREL16_DS = 101,
605 R_PPC64_DTPREL16_LO_DS = 102,
606 R_PPC64_DTPREL16_HIGHER = 103,
607 R_PPC64_DTPREL16_HIGHERA = 104,
608 R_PPC64_DTPREL16_HIGHEST = 105,
609 R_PPC64_DTPREL16_HIGHESTA = 106,
613 R_PPC64_REL16_LO = 250,
614 R_PPC64_REL16_HI = 251,
615 R_PPC64_REL16_HA = 252
618 // ELF Relocation types for AArch64
621 R_AARCH64_NONE = 0x100,
623 R_AARCH64_ABS64 = 0x101,
624 R_AARCH64_ABS32 = 0x102,
625 R_AARCH64_ABS16 = 0x103,
626 R_AARCH64_PREL64 = 0x104,
627 R_AARCH64_PREL32 = 0x105,
628 R_AARCH64_PREL16 = 0x106,
630 R_AARCH64_MOVW_UABS_G0 = 0x107,
631 R_AARCH64_MOVW_UABS_G0_NC = 0x108,
632 R_AARCH64_MOVW_UABS_G1 = 0x109,
633 R_AARCH64_MOVW_UABS_G1_NC = 0x10a,
634 R_AARCH64_MOVW_UABS_G2 = 0x10b,
635 R_AARCH64_MOVW_UABS_G2_NC = 0x10c,
636 R_AARCH64_MOVW_UABS_G3 = 0x10d,
637 R_AARCH64_MOVW_SABS_G0 = 0x10e,
638 R_AARCH64_MOVW_SABS_G1 = 0x10f,
639 R_AARCH64_MOVW_SABS_G2 = 0x110,
641 R_AARCH64_LD_PREL_LO19 = 0x111,
642 R_AARCH64_ADR_PREL_LO21 = 0x112,
643 R_AARCH64_ADR_PREL_PG_HI21 = 0x113,
644 R_AARCH64_ADD_ABS_LO12_NC = 0x115,
645 R_AARCH64_LDST8_ABS_LO12_NC = 0x116,
647 R_AARCH64_TSTBR14 = 0x117,
648 R_AARCH64_CONDBR19 = 0x118,
649 R_AARCH64_JUMP26 = 0x11a,
650 R_AARCH64_CALL26 = 0x11b,
652 R_AARCH64_LDST16_ABS_LO12_NC = 0x11c,
653 R_AARCH64_LDST32_ABS_LO12_NC = 0x11d,
654 R_AARCH64_LDST64_ABS_LO12_NC = 0x11e,
656 R_AARCH64_LDST128_ABS_LO12_NC = 0x12b,
658 R_AARCH64_GOTREL64 = 0x133,
659 R_AARCH64_GOTREL32 = 0x134,
661 R_AARCH64_ADR_GOT_PAGE = 0x137,
662 R_AARCH64_LD64_GOT_LO12_NC = 0x138,
664 R_AARCH64_TLSLD_MOVW_DTPREL_G2 = 0x20b,
665 R_AARCH64_TLSLD_MOVW_DTPREL_G1 = 0x20c,
666 R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC = 0x20d,
667 R_AARCH64_TLSLD_MOVW_DTPREL_G0 = 0x20e,
668 R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC = 0x20f,
669 R_AARCH64_TLSLD_ADD_DTPREL_HI12 = 0x210,
670 R_AARCH64_TLSLD_ADD_DTPREL_LO12 = 0x211,
671 R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC = 0x212,
672 R_AARCH64_TLSLD_LDST8_DTPREL_LO12 = 0x213,
673 R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC = 0x214,
674 R_AARCH64_TLSLD_LDST16_DTPREL_LO12 = 0x215,
675 R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC = 0x216,
676 R_AARCH64_TLSLD_LDST32_DTPREL_LO12 = 0x217,
677 R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC = 0x218,
678 R_AARCH64_TLSLD_LDST64_DTPREL_LO12 = 0x219,
679 R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC = 0x21a,
681 R_AARCH64_TLSIE_MOVW_GOTTPREL_G1 = 0x21b,
682 R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC = 0x21c,
683 R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21 = 0x21d,
684 R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC = 0x21e,
685 R_AARCH64_TLSIE_LD_GOTTPREL_PREL19 = 0x21f,
687 R_AARCH64_TLSLE_MOVW_TPREL_G2 = 0x220,
688 R_AARCH64_TLSLE_MOVW_TPREL_G1 = 0x221,
689 R_AARCH64_TLSLE_MOVW_TPREL_G1_NC = 0x222,
690 R_AARCH64_TLSLE_MOVW_TPREL_G0 = 0x223,
691 R_AARCH64_TLSLE_MOVW_TPREL_G0_NC = 0x224,
692 R_AARCH64_TLSLE_ADD_TPREL_HI12 = 0x225,
693 R_AARCH64_TLSLE_ADD_TPREL_LO12 = 0x226,
694 R_AARCH64_TLSLE_ADD_TPREL_LO12_NC = 0x227,
695 R_AARCH64_TLSLE_LDST8_TPREL_LO12 = 0x228,
696 R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC = 0x229,
697 R_AARCH64_TLSLE_LDST16_TPREL_LO12 = 0x22a,
698 R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC = 0x22b,
699 R_AARCH64_TLSLE_LDST32_TPREL_LO12 = 0x22c,
700 R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC = 0x22d,
701 R_AARCH64_TLSLE_LDST64_TPREL_LO12 = 0x22e,
702 R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC = 0x22f,
704 R_AARCH64_TLSDESC_ADR_PAGE = 0x232,
705 R_AARCH64_TLSDESC_LD64_LO12_NC = 0x233,
706 R_AARCH64_TLSDESC_ADD_LO12_NC = 0x234,
708 R_AARCH64_TLSDESC_CALL = 0x239,
710 R_AARCH64_COPY = 0x400,
711 R_AARCH64_GLOB_DAT = 0x401,
712 R_AARCH64_JUMP_SLOT = 0x402,
713 R_AARCH64_RELATIVE = 0x403,
714 R_AARCH64_TLS_DTPREL64 = 0x404,
715 R_AARCH64_TLS_DTPMOD64 = 0x405,
716 R_AARCH64_TLS_TPREL64 = 0x406,
717 R_AARCH64_TLSDESC = 0x407,
718 R_AARCH64_IRELATIVE = 0x408
721 // ARM Specific e_flags
723 EF_ARM_SOFT_FLOAT = 0x00000200U,
724 EF_ARM_VFP_FLOAT = 0x00000400U,
725 EF_ARM_EABI_UNKNOWN = 0x00000000U,
726 EF_ARM_EABI_VER1 = 0x01000000U,
727 EF_ARM_EABI_VER2 = 0x02000000U,
728 EF_ARM_EABI_VER3 = 0x03000000U,
729 EF_ARM_EABI_VER4 = 0x04000000U,
730 EF_ARM_EABI_VER5 = 0x05000000U,
731 EF_ARM_EABIMASK = 0xFF000000U
734 // ELF Relocation types for ARM
735 // Meets 2.08 ABI Specs.
742 R_ARM_LDR_PC_G0 = 0x04,
745 R_ARM_THM_ABS5 = 0x07,
747 R_ARM_SBREL32 = 0x09,
748 R_ARM_THM_CALL = 0x0a,
749 R_ARM_THM_PC8 = 0x0b,
750 R_ARM_BREL_ADJ = 0x0c,
751 R_ARM_TLS_DESC = 0x0d,
752 R_ARM_THM_SWI8 = 0x0e,
754 R_ARM_THM_XPC22 = 0x10,
755 R_ARM_TLS_DTPMOD32 = 0x11,
756 R_ARM_TLS_DTPOFF32 = 0x12,
757 R_ARM_TLS_TPOFF32 = 0x13,
759 R_ARM_GLOB_DAT = 0x15,
760 R_ARM_JUMP_SLOT = 0x16,
761 R_ARM_RELATIVE = 0x17,
762 R_ARM_GOTOFF32 = 0x18,
763 R_ARM_BASE_PREL = 0x19,
764 R_ARM_GOT_BREL = 0x1a,
768 R_ARM_THM_JUMP24 = 0x1e,
769 R_ARM_BASE_ABS = 0x1f,
770 R_ARM_ALU_PCREL_7_0 = 0x20,
771 R_ARM_ALU_PCREL_15_8 = 0x21,
772 R_ARM_ALU_PCREL_23_15 = 0x22,
773 R_ARM_LDR_SBREL_11_0_NC = 0x23,
774 R_ARM_ALU_SBREL_19_12_NC = 0x24,
775 R_ARM_ALU_SBREL_27_20_CK = 0x25,
776 R_ARM_TARGET1 = 0x26,
777 R_ARM_SBREL31 = 0x27,
779 R_ARM_TARGET2 = 0x29,
781 R_ARM_MOVW_ABS_NC = 0x2b,
782 R_ARM_MOVT_ABS = 0x2c,
783 R_ARM_MOVW_PREL_NC = 0x2d,
784 R_ARM_MOVT_PREL = 0x2e,
785 R_ARM_THM_MOVW_ABS_NC = 0x2f,
786 R_ARM_THM_MOVT_ABS = 0x30,
787 R_ARM_THM_MOVW_PREL_NC = 0x31,
788 R_ARM_THM_MOVT_PREL = 0x32,
789 R_ARM_THM_JUMP19 = 0x33,
790 R_ARM_THM_JUMP6 = 0x34,
791 R_ARM_THM_ALU_PREL_11_0 = 0x35,
792 R_ARM_THM_PC12 = 0x36,
793 R_ARM_ABS32_NOI = 0x37,
794 R_ARM_REL32_NOI = 0x38,
795 R_ARM_ALU_PC_G0_NC = 0x39,
796 R_ARM_ALU_PC_G0 = 0x3a,
797 R_ARM_ALU_PC_G1_NC = 0x3b,
798 R_ARM_ALU_PC_G1 = 0x3c,
799 R_ARM_ALU_PC_G2 = 0x3d,
800 R_ARM_LDR_PC_G1 = 0x3e,
801 R_ARM_LDR_PC_G2 = 0x3f,
802 R_ARM_LDRS_PC_G0 = 0x40,
803 R_ARM_LDRS_PC_G1 = 0x41,
804 R_ARM_LDRS_PC_G2 = 0x42,
805 R_ARM_LDC_PC_G0 = 0x43,
806 R_ARM_LDC_PC_G1 = 0x44,
807 R_ARM_LDC_PC_G2 = 0x45,
808 R_ARM_ALU_SB_G0_NC = 0x46,
809 R_ARM_ALU_SB_G0 = 0x47,
810 R_ARM_ALU_SB_G1_NC = 0x48,
811 R_ARM_ALU_SB_G1 = 0x49,
812 R_ARM_ALU_SB_G2 = 0x4a,
813 R_ARM_LDR_SB_G0 = 0x4b,
814 R_ARM_LDR_SB_G1 = 0x4c,
815 R_ARM_LDR_SB_G2 = 0x4d,
816 R_ARM_LDRS_SB_G0 = 0x4e,
817 R_ARM_LDRS_SB_G1 = 0x4f,
818 R_ARM_LDRS_SB_G2 = 0x50,
819 R_ARM_LDC_SB_G0 = 0x51,
820 R_ARM_LDC_SB_G1 = 0x52,
821 R_ARM_LDC_SB_G2 = 0x53,
822 R_ARM_MOVW_BREL_NC = 0x54,
823 R_ARM_MOVT_BREL = 0x55,
824 R_ARM_MOVW_BREL = 0x56,
825 R_ARM_THM_MOVW_BREL_NC = 0x57,
826 R_ARM_THM_MOVT_BREL = 0x58,
827 R_ARM_THM_MOVW_BREL = 0x59,
828 R_ARM_TLS_GOTDESC = 0x5a,
829 R_ARM_TLS_CALL = 0x5b,
830 R_ARM_TLS_DESCSEQ = 0x5c,
831 R_ARM_THM_TLS_CALL = 0x5d,
832 R_ARM_PLT32_ABS = 0x5e,
833 R_ARM_GOT_ABS = 0x5f,
834 R_ARM_GOT_PREL = 0x60,
835 R_ARM_GOT_BREL12 = 0x61,
836 R_ARM_GOTOFF12 = 0x62,
837 R_ARM_GOTRELAX = 0x63,
838 R_ARM_GNU_VTENTRY = 0x64,
839 R_ARM_GNU_VTINHERIT = 0x65,
840 R_ARM_THM_JUMP11 = 0x66,
841 R_ARM_THM_JUMP8 = 0x67,
842 R_ARM_TLS_GD32 = 0x68,
843 R_ARM_TLS_LDM32 = 0x69,
844 R_ARM_TLS_LDO32 = 0x6a,
845 R_ARM_TLS_IE32 = 0x6b,
846 R_ARM_TLS_LE32 = 0x6c,
847 R_ARM_TLS_LDO12 = 0x6d,
848 R_ARM_TLS_LE12 = 0x6e,
849 R_ARM_TLS_IE12GP = 0x6f,
850 R_ARM_PRIVATE_0 = 0x70,
851 R_ARM_PRIVATE_1 = 0x71,
852 R_ARM_PRIVATE_2 = 0x72,
853 R_ARM_PRIVATE_3 = 0x73,
854 R_ARM_PRIVATE_4 = 0x74,
855 R_ARM_PRIVATE_5 = 0x75,
856 R_ARM_PRIVATE_6 = 0x76,
857 R_ARM_PRIVATE_7 = 0x77,
858 R_ARM_PRIVATE_8 = 0x78,
859 R_ARM_PRIVATE_9 = 0x79,
860 R_ARM_PRIVATE_10 = 0x7a,
861 R_ARM_PRIVATE_11 = 0x7b,
862 R_ARM_PRIVATE_12 = 0x7c,
863 R_ARM_PRIVATE_13 = 0x7d,
864 R_ARM_PRIVATE_14 = 0x7e,
865 R_ARM_PRIVATE_15 = 0x7f,
867 R_ARM_THM_TLS_DESCSEQ16 = 0x81,
868 R_ARM_THM_TLS_DESCSEQ32 = 0x82
871 // Mips Specific e_flags
873 EF_MIPS_NOREORDER = 0x00000001, // Don't reorder instructions
874 EF_MIPS_PIC = 0x00000002, // Position independent code
875 EF_MIPS_CPIC = 0x00000004, // Call object with Position independent code
876 EF_MIPS_ABI2 = 0x00000020,
877 EF_MIPS_32BITMODE = 0x00000100,
878 EF_MIPS_NAN2008 = 0x00000400, // Uses IEE 754-2008 NaN encoding
879 EF_MIPS_ABI_O32 = 0x00001000, // This file follows the first MIPS 32 bit ABI
882 EF_MIPS_MICROMIPS = 0x02000000, // microMIPS
883 EF_MIPS_ARCH_ASE_M16 =
884 0x04000000, // Has Mips-16 ISA extensions
886 EF_MIPS_ARCH_1 = 0x00000000, // MIPS1 instruction set
887 EF_MIPS_ARCH_2 = 0x10000000, // MIPS2 instruction set
888 EF_MIPS_ARCH_3 = 0x20000000, // MIPS3 instruction set
889 EF_MIPS_ARCH_4 = 0x30000000, // MIPS4 instruction set
890 EF_MIPS_ARCH_5 = 0x40000000, // MIPS5 instruction set
891 EF_MIPS_ARCH_32 = 0x50000000, // MIPS32 instruction set per linux not elf.h
892 EF_MIPS_ARCH_64 = 0x60000000, // MIPS64 instruction set per linux not elf.h
893 EF_MIPS_ARCH_32R2 = 0x70000000, // mips32r2
894 EF_MIPS_ARCH_64R2 = 0x80000000, // mips64r2
895 EF_MIPS_ARCH_32R6 = 0x90000000, // mips32r6
896 EF_MIPS_ARCH_64R6 = 0xa0000000, // mips64r6
897 EF_MIPS_ARCH = 0xf0000000 // Mask for applying EF_MIPS_ARCH_ variant
900 // ELF Relocation types for Mips
920 R_MIPS_GOT_DISP = 19,
921 R_MIPS_GOT_PAGE = 20,
922 R_MIPS_GOT_OFST = 21,
923 R_MIPS_GOT_HI16 = 22,
924 R_MIPS_GOT_LO16 = 23,
926 R_MIPS_INSERT_A = 25,
927 R_MIPS_INSERT_B = 26,
931 R_MIPS_CALL_HI16 = 30,
932 R_MIPS_CALL_LO16 = 31,
933 R_MIPS_SCN_DISP = 32,
935 R_MIPS_ADD_IMMEDIATE = 34,
939 R_MIPS_TLS_DTPMOD32 = 38,
940 R_MIPS_TLS_DTPREL32 = 39,
941 R_MIPS_TLS_DTPMOD64 = 40,
942 R_MIPS_TLS_DTPREL64 = 41,
945 R_MIPS_TLS_DTPREL_HI16 = 44,
946 R_MIPS_TLS_DTPREL_LO16 = 45,
947 R_MIPS_TLS_GOTTPREL = 46,
948 R_MIPS_TLS_TPREL32 = 47,
949 R_MIPS_TLS_TPREL64 = 48,
950 R_MIPS_TLS_TPREL_HI16 = 49,
951 R_MIPS_TLS_TPREL_LO16 = 50,
952 R_MIPS_GLOB_DAT = 51,
959 R_MIPS16_GOT16 = 102,
963 R_MIPS_JUMP_SLOT = 127,
964 R_MICROMIPS_26_S1 = 133,
965 R_MICROMIPS_HI16 = 134,
966 R_MICROMIPS_LO16 = 135,
967 R_MICROMIPS_GOT16 = 138,
968 R_MICROMIPS_PC16_S1 = 141,
969 R_MICROMIPS_CALL16 = 142,
970 R_MICROMIPS_GOT_DISP = 145,
971 R_MICROMIPS_GOT_PAGE = 146,
972 R_MICROMIPS_GOT_OFST = 147,
973 R_MICROMIPS_TLS_GD = 162,
974 R_MICROMIPS_TLS_LDM = 163,
975 R_MICROMIPS_TLS_DTPREL_HI16 = 164,
976 R_MICROMIPS_TLS_DTPREL_LO16 = 165,
977 R_MICROMIPS_TLS_TPREL_HI16 = 169,
978 R_MICROMIPS_TLS_TPREL_LO16 = 170,
983 // Special values for the st_other field in the symbol table entry for MIPS.
985 STO_MIPS_OPTIONAL = 0x04, // Symbol whose definition is optional
986 STO_MIPS_PLT = 0x08, // PLT entry related dynamic table record
987 STO_MIPS_PIC = 0x20, // PIC func in an object mixes PIC/non-PIC
988 STO_MIPS_MICROMIPS = 0x80, // MIPS Specific ISA for MicroMips
989 STO_MIPS_MIPS16 = 0xf0 // MIPS Specific ISA for Mips16
992 // Hexagon Specific e_flags
995 // Object processor version flags, bits[3:0]
996 EF_HEXAGON_MACH_V2 = 0x00000001, // Hexagon V2
997 EF_HEXAGON_MACH_V3 = 0x00000002, // Hexagon V3
998 EF_HEXAGON_MACH_V4 = 0x00000003, // Hexagon V4
999 EF_HEXAGON_MACH_V5 = 0x00000004, // Hexagon V5
1001 // Highest ISA version flags
1002 EF_HEXAGON_ISA_MACH = 0x00000000, // Same as specified in bits[3:0]
1004 EF_HEXAGON_ISA_V2 = 0x00000010, // Hexagon V2 ISA
1005 EF_HEXAGON_ISA_V3 = 0x00000020, // Hexagon V3 ISA
1006 EF_HEXAGON_ISA_V4 = 0x00000030, // Hexagon V4 ISA
1007 EF_HEXAGON_ISA_V5 = 0x00000040 // Hexagon V5 ISA
1010 // Hexagon specific Section indexes for common small data
1013 SHN_HEXAGON_SCOMMON = 0xff00, // Other access sizes
1014 SHN_HEXAGON_SCOMMON_1 = 0xff01, // Byte-sized access
1015 SHN_HEXAGON_SCOMMON_2 = 0xff02, // Half-word-sized access
1016 SHN_HEXAGON_SCOMMON_4 = 0xff03, // Word-sized access
1017 SHN_HEXAGON_SCOMMON_8 = 0xff04 // Double-word-size access
1020 // ELF Relocation types for Hexagon
1024 R_HEX_B22_PCREL = 1,
1025 R_HEX_B15_PCREL = 2,
1032 R_HEX_GPREL16_0 = 9,
1033 R_HEX_GPREL16_1 = 10,
1034 R_HEX_GPREL16_2 = 11,
1035 R_HEX_GPREL16_3 = 12,
1037 R_HEX_B13_PCREL = 14,
1038 R_HEX_B9_PCREL = 15,
1039 R_HEX_B32_PCREL_X = 16,
1041 R_HEX_B22_PCREL_X = 18,
1042 R_HEX_B15_PCREL_X = 19,
1043 R_HEX_B13_PCREL_X = 20,
1044 R_HEX_B9_PCREL_X = 21,
1045 R_HEX_B7_PCREL_X = 22,
1054 R_HEX_32_PCREL = 31,
1056 R_HEX_GLOB_DAT = 33,
1057 R_HEX_JMP_SLOT = 34,
1058 R_HEX_RELATIVE = 35,
1059 R_HEX_PLT_B22_PCREL = 36,
1060 R_HEX_GOTREL_LO16 = 37,
1061 R_HEX_GOTREL_HI16 = 38,
1062 R_HEX_GOTREL_32 = 39,
1063 R_HEX_GOT_LO16 = 40,
1064 R_HEX_GOT_HI16 = 41,
1067 R_HEX_DTPMOD_32 = 44,
1068 R_HEX_DTPREL_LO16 = 45,
1069 R_HEX_DTPREL_HI16 = 46,
1070 R_HEX_DTPREL_32 = 47,
1071 R_HEX_DTPREL_16 = 48,
1072 R_HEX_GD_PLT_B22_PCREL = 49,
1073 R_HEX_GD_GOT_LO16 = 50,
1074 R_HEX_GD_GOT_HI16 = 51,
1075 R_HEX_GD_GOT_32 = 52,
1076 R_HEX_GD_GOT_16 = 53,
1080 R_HEX_IE_GOT_LO16 = 57,
1081 R_HEX_IE_GOT_HI16 = 58,
1082 R_HEX_IE_GOT_32 = 59,
1083 R_HEX_IE_GOT_16 = 60,
1084 R_HEX_TPREL_LO16 = 61,
1085 R_HEX_TPREL_HI16 = 62,
1086 R_HEX_TPREL_32 = 63,
1087 R_HEX_TPREL_16 = 64,
1088 R_HEX_6_PCREL_X = 65,
1089 R_HEX_GOTREL_32_6_X = 66,
1090 R_HEX_GOTREL_16_X = 67,
1091 R_HEX_GOTREL_11_X = 68,
1092 R_HEX_GOT_32_6_X = 69,
1093 R_HEX_GOT_16_X = 70,
1094 R_HEX_GOT_11_X = 71,
1095 R_HEX_DTPREL_32_6_X = 72,
1096 R_HEX_DTPREL_16_X = 73,
1097 R_HEX_DTPREL_11_X = 74,
1098 R_HEX_GD_GOT_32_6_X = 75,
1099 R_HEX_GD_GOT_16_X = 76,
1100 R_HEX_GD_GOT_11_X = 77,
1101 R_HEX_IE_32_6_X = 78,
1103 R_HEX_IE_GOT_32_6_X = 80,
1104 R_HEX_IE_GOT_16_X = 81,
1105 R_HEX_IE_GOT_11_X = 82,
1106 R_HEX_TPREL_32_6_X = 83,
1107 R_HEX_TPREL_16_X = 84,
1108 R_HEX_TPREL_11_X = 85
1111 // ELF Relocation types for S390/zSeries
1123 R_390_GLOB_DAT = 10,
1124 R_390_JMP_SLOT = 11,
1125 R_390_RELATIVE = 12,
1131 R_390_PLT16DBL = 18,
1133 R_390_PLT32DBL = 20,
1134 R_390_GOTPCDBL = 21,
1140 R_390_GOTOFF16 = 27,
1141 R_390_GOTOFF64 = 28,
1142 R_390_GOTPLT12 = 29,
1143 R_390_GOTPLT16 = 30,
1144 R_390_GOTPLT32 = 31,
1145 R_390_GOTPLT64 = 32,
1146 R_390_GOTPLTENT = 33,
1147 R_390_PLTOFF16 = 34,
1148 R_390_PLTOFF32 = 35,
1149 R_390_PLTOFF64 = 36,
1150 R_390_TLS_LOAD = 37,
1151 R_390_TLS_GDCALL = 38,
1152 R_390_TLS_LDCALL = 39,
1153 R_390_TLS_GD32 = 40,
1154 R_390_TLS_GD64 = 41,
1155 R_390_TLS_GOTIE12 = 42,
1156 R_390_TLS_GOTIE32 = 43,
1157 R_390_TLS_GOTIE64 = 44,
1158 R_390_TLS_LDM32 = 45,
1159 R_390_TLS_LDM64 = 46,
1160 R_390_TLS_IE32 = 47,
1161 R_390_TLS_IE64 = 48,
1162 R_390_TLS_IEENT = 49,
1163 R_390_TLS_LE32 = 50,
1164 R_390_TLS_LE64 = 51,
1165 R_390_TLS_LDO32 = 52,
1166 R_390_TLS_LDO64 = 53,
1167 R_390_TLS_DTPMOD = 54,
1168 R_390_TLS_DTPOFF = 55,
1169 R_390_TLS_TPOFF = 56,
1172 R_390_GOTPLT20 = 59,
1173 R_390_TLS_GOTIE20 = 60,
1174 R_390_IRELATIVE = 61
1177 // ELF Relocation type for Sparc.
1186 R_SPARC_WDISP30 = 7,
1187 R_SPARC_WDISP22 = 8,
1197 R_SPARC_WPLT30 = 18,
1199 R_SPARC_GLOB_DAT = 20,
1200 R_SPARC_JMP_SLOT = 21,
1201 R_SPARC_RELATIVE = 22,
1204 R_SPARC_HIPLT22 = 25,
1205 R_SPARC_LOPLT10 = 26,
1206 R_SPARC_PCPLT32 = 27,
1207 R_SPARC_PCPLT22 = 28,
1208 R_SPARC_PCPLT10 = 29,
1216 R_SPARC_PC_HH22 = 37,
1217 R_SPARC_PC_HM10 = 38,
1218 R_SPARC_PC_LM22 = 39,
1219 R_SPARC_WDISP16 = 40,
1220 R_SPARC_WDISP19 = 41,
1224 R_SPARC_DISP64 = 46,
1231 R_SPARC_REGISTER = 53,
1234 R_SPARC_TLS_GD_HI22 = 56,
1235 R_SPARC_TLS_GD_LO10 = 57,
1236 R_SPARC_TLS_GD_ADD = 58,
1237 R_SPARC_TLS_GD_CALL = 59,
1238 R_SPARC_TLS_LDM_HI22 = 60,
1239 R_SPARC_TLS_LDM_LO10 = 61,
1240 R_SPARC_TLS_LDM_ADD = 62,
1241 R_SPARC_TLS_LDM_CALL = 63,
1242 R_SPARC_TLS_LDO_HIX22 = 64,
1243 R_SPARC_TLS_LDO_LOX10 = 65,
1244 R_SPARC_TLS_LDO_ADD = 66,
1245 R_SPARC_TLS_IE_HI22 = 67,
1246 R_SPARC_TLS_IE_LO10 = 68,
1247 R_SPARC_TLS_IE_LD = 69,
1248 R_SPARC_TLS_IE_LDX = 70,
1249 R_SPARC_TLS_IE_ADD = 71,
1250 R_SPARC_TLS_LE_HIX22 = 72,
1251 R_SPARC_TLS_LE_LOX10 = 73,
1252 R_SPARC_TLS_DTPMOD32 = 74,
1253 R_SPARC_TLS_DTPMOD64 = 75,
1254 R_SPARC_TLS_DTPOFF32 = 76,
1255 R_SPARC_TLS_DTPOFF64 = 77,
1256 R_SPARC_TLS_TPOFF32 = 78,
1257 R_SPARC_TLS_TPOFF64 = 79,
1258 R_SPARC_GOTDATA_HIX22 = 80,
1259 R_SPARC_GOTDATA_LOX22 = 81,
1260 R_SPARC_GOTDATA_OP_HIX22 = 82,
1261 R_SPARC_GOTDATA_OP_LOX22 = 83,
1262 R_SPARC_GOTDATA_OP = 84
1267 Elf32_Word sh_name; // Section name (index into string table)
1268 Elf32_Word sh_type; // Section type (SHT_*)
1269 Elf32_Word sh_flags; // Section flags (SHF_*)
1270 Elf32_Addr sh_addr; // Address where section is to be loaded
1271 Elf32_Off sh_offset; // File offset of section data, in bytes
1272 Elf32_Word sh_size; // Size of section, in bytes
1273 Elf32_Word sh_link; // Section type-specific header table index link
1274 Elf32_Word sh_info; // Section type-specific extra information
1275 Elf32_Word sh_addralign; // Section address alignment
1276 Elf32_Word sh_entsize; // Size of records contained within the section
1279 // Section header for ELF64 - same fields as ELF32, different types.
1283 Elf64_Xword sh_flags;
1285 Elf64_Off sh_offset;
1286 Elf64_Xword sh_size;
1289 Elf64_Xword sh_addralign;
1290 Elf64_Xword sh_entsize;
1293 // Special section indices.
1295 SHN_UNDEF = 0, // Undefined, missing, irrelevant, or meaningless
1296 SHN_LORESERVE = 0xff00, // Lowest reserved index
1297 SHN_LOPROC = 0xff00, // Lowest processor-specific index
1298 SHN_HIPROC = 0xff1f, // Highest processor-specific index
1299 SHN_LOOS = 0xff20, // Lowest operating system-specific index
1300 SHN_HIOS = 0xff3f, // Highest operating system-specific index
1301 SHN_ABS = 0xfff1, // Symbol has absolute value; does not need relocation
1302 SHN_COMMON = 0xfff2, // FORTRAN COMMON or C external global variables
1303 SHN_XINDEX = 0xffff, // Mark that the index is >= SHN_LORESERVE
1304 SHN_HIRESERVE = 0xffff // Highest reserved index
1309 SHT_NULL = 0, // No associated section (inactive entry).
1310 SHT_PROGBITS = 1, // Program-defined contents.
1311 SHT_SYMTAB = 2, // Symbol table.
1312 SHT_STRTAB = 3, // String table.
1313 SHT_RELA = 4, // Relocation entries; explicit addends.
1314 SHT_HASH = 5, // Symbol hash table.
1315 SHT_DYNAMIC = 6, // Information for dynamic linking.
1316 SHT_NOTE = 7, // Information about the file.
1317 SHT_NOBITS = 8, // Data occupies no space in the file.
1318 SHT_REL = 9, // Relocation entries; no explicit addends.
1319 SHT_SHLIB = 10, // Reserved.
1320 SHT_DYNSYM = 11, // Symbol table.
1321 SHT_INIT_ARRAY = 14, // Pointers to initialization functions.
1322 SHT_FINI_ARRAY = 15, // Pointers to termination functions.
1323 SHT_PREINIT_ARRAY = 16, // Pointers to pre-init functions.
1324 SHT_GROUP = 17, // Section group.
1325 SHT_SYMTAB_SHNDX = 18, // Indices for SHN_XINDEX entries.
1326 SHT_LOOS = 0x60000000, // Lowest operating system-specific type.
1327 SHT_GNU_ATTRIBUTES= 0x6ffffff5, // Object attributes.
1328 SHT_GNU_HASH = 0x6ffffff6, // GNU-style hash table.
1329 SHT_GNU_verdef = 0x6ffffffd, // GNU version definitions.
1330 SHT_GNU_verneed = 0x6ffffffe, // GNU version references.
1331 SHT_GNU_versym = 0x6fffffff, // GNU symbol versions table.
1332 SHT_HIOS = 0x6fffffff, // Highest operating system-specific type.
1333 SHT_LOPROC = 0x70000000, // Lowest processor arch-specific type.
1334 // Fixme: All this is duplicated in MCSectionELF. Why??
1335 // Exception Index table
1336 SHT_ARM_EXIDX = 0x70000001U,
1337 // BPABI DLL dynamic linking pre-emption map
1338 SHT_ARM_PREEMPTMAP = 0x70000002U,
1339 // Object file compatibility attributes
1340 SHT_ARM_ATTRIBUTES = 0x70000003U,
1341 SHT_ARM_DEBUGOVERLAY = 0x70000004U,
1342 SHT_ARM_OVERLAYSECTION = 0x70000005U,
1343 SHT_HEX_ORDERED = 0x70000000, // Link editor is to sort the entries in
1344 // this section based on their sizes
1345 SHT_X86_64_UNWIND = 0x70000001, // Unwind information
1347 SHT_MIPS_REGINFO = 0x70000006, // Register usage information
1348 SHT_MIPS_OPTIONS = 0x7000000d, // General options
1349 SHT_MIPS_ABIFLAGS = 0x7000002a, // ABI information.
1351 SHT_HIPROC = 0x7fffffff, // Highest processor arch-specific type.
1352 SHT_LOUSER = 0x80000000, // Lowest type reserved for applications.
1353 SHT_HIUSER = 0xffffffff // Highest type reserved for applications.
1358 // Section data should be writable during execution.
1361 // Section occupies memory during program execution.
1364 // Section contains executable machine instructions.
1365 SHF_EXECINSTR = 0x4,
1367 // The data in this section may be merged.
1370 // The data in this section is null-terminated strings.
1373 // A field in this section holds a section header table index.
1374 SHF_INFO_LINK = 0x40U,
1376 // Adds special ordering requirements for link editors.
1377 SHF_LINK_ORDER = 0x80U,
1379 // This section requires special OS-specific processing to avoid incorrect
1381 SHF_OS_NONCONFORMING = 0x100U,
1383 // This section is a member of a section group.
1386 // This section holds Thread-Local Storage.
1389 // This section is excluded from the final executable or shared library.
1390 SHF_EXCLUDE = 0x80000000U,
1392 // Start of target-specific flags.
1394 /// XCORE_SHF_CP_SECTION - All sections with the "c" flag are grouped
1395 /// together by the linker to form the constant pool and the cp register is
1396 /// set to the start of the constant pool by the boot code.
1397 XCORE_SHF_CP_SECTION = 0x800U,
1399 /// XCORE_SHF_DP_SECTION - All sections with the "d" flag are grouped
1400 /// together by the linker to form the data section and the dp register is
1401 /// set to the start of the section by the boot code.
1402 XCORE_SHF_DP_SECTION = 0x1000U,
1404 SHF_MASKOS = 0x0ff00000,
1406 // Bits indicating processor-specific flags.
1407 SHF_MASKPROC = 0xf0000000,
1409 // If an object file section does not have this flag set, then it may not hold
1410 // more than 2GB and can be freely referred to in objects using smaller code
1411 // models. Otherwise, only objects using larger code models can refer to them.
1412 // For example, a medium code model object can refer to data in a section that
1413 // sets this flag besides being able to refer to data in a section that does
1414 // not set it; likewise, a small code model object can refer only to code in a
1415 // section that does not set this flag.
1416 SHF_X86_64_LARGE = 0x10000000,
1418 // All sections with the GPREL flag are grouped into a global data area
1419 // for faster accesses
1420 SHF_HEX_GPREL = 0x10000000,
1422 // Section contains text/data which may be replicated in other sections.
1423 // Linker must retain only one copy.
1424 SHF_MIPS_NODUPES = 0x01000000,
1426 // Linker must generate implicit hidden weak names.
1427 SHF_MIPS_NAMES = 0x02000000,
1429 // Section data local to process.
1430 SHF_MIPS_LOCAL = 0x04000000,
1432 // Do not strip this section.
1433 SHF_MIPS_NOSTRIP = 0x08000000,
1435 // Section must be part of global data area.
1436 SHF_MIPS_GPREL = 0x10000000,
1438 // This section should be merged.
1439 SHF_MIPS_MERGE = 0x20000000,
1441 // Address size to be inferred from section entry size.
1442 SHF_MIPS_ADDR = 0x40000000,
1444 // Section data is string data by default.
1445 SHF_MIPS_STRING = 0x80000000
1448 // Section Group Flags
1451 GRP_MASKOS = 0x0ff00000,
1452 GRP_MASKPROC = 0xf0000000
1455 // Symbol table entries for ELF32.
1457 Elf32_Word st_name; // Symbol name (index into string table)
1458 Elf32_Addr st_value; // Value or address associated with the symbol
1459 Elf32_Word st_size; // Size of the symbol
1460 unsigned char st_info; // Symbol's type and binding attributes
1461 unsigned char st_other; // Must be zero; reserved
1462 Elf32_Half st_shndx; // Which section (header table index) it's defined in
1464 // These accessors and mutators correspond to the ELF32_ST_BIND,
1465 // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification:
1466 unsigned char getBinding() const { return st_info >> 4; }
1467 unsigned char getType() const { return st_info & 0x0f; }
1468 void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
1469 void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
1470 void setBindingAndType(unsigned char b, unsigned char t) {
1471 st_info = (b << 4) + (t & 0x0f);
1475 // Symbol table entries for ELF64.
1477 Elf64_Word st_name; // Symbol name (index into string table)
1478 unsigned char st_info; // Symbol's type and binding attributes
1479 unsigned char st_other; // Must be zero; reserved
1480 Elf64_Half st_shndx; // Which section (header tbl index) it's defined in
1481 Elf64_Addr st_value; // Value or address associated with the symbol
1482 Elf64_Xword st_size; // Size of the symbol
1484 // These accessors and mutators are identical to those defined for ELF32
1485 // symbol table entries.
1486 unsigned char getBinding() const { return st_info >> 4; }
1487 unsigned char getType() const { return st_info & 0x0f; }
1488 void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
1489 void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
1490 void setBindingAndType(unsigned char b, unsigned char t) {
1491 st_info = (b << 4) + (t & 0x0f);
1495 // The size (in bytes) of symbol table entries.
1497 SYMENTRY_SIZE32 = 16, // 32-bit symbol entry size
1498 SYMENTRY_SIZE64 = 24 // 64-bit symbol entry size.
1503 STB_LOCAL = 0, // Local symbol, not visible outside obj file containing def
1504 STB_GLOBAL = 1, // Global symbol, visible to all object files being combined
1505 STB_WEAK = 2, // Weak symbol, like global but lower-precedence
1506 STB_LOOS = 10, // Lowest operating system-specific binding type
1507 STB_HIOS = 12, // Highest operating system-specific binding type
1508 STB_LOPROC = 13, // Lowest processor-specific binding type
1509 STB_HIPROC = 15 // Highest processor-specific binding type
1514 STT_NOTYPE = 0, // Symbol's type is not specified
1515 STT_OBJECT = 1, // Symbol is a data object (variable, array, etc.)
1516 STT_FUNC = 2, // Symbol is executable code (function, etc.)
1517 STT_SECTION = 3, // Symbol refers to a section
1518 STT_FILE = 4, // Local, absolute symbol that refers to a file
1519 STT_COMMON = 5, // An uninitialized common block
1520 STT_TLS = 6, // Thread local data object
1521 STT_LOOS = 7, // Lowest operating system-specific symbol type
1522 STT_HIOS = 8, // Highest operating system-specific symbol type
1523 STT_GNU_IFUNC = 10, // GNU indirect function
1524 STT_LOPROC = 13, // Lowest processor-specific symbol type
1525 STT_HIPROC = 15 // Highest processor-specific symbol type
1529 STV_DEFAULT = 0, // Visibility is specified by binding type
1530 STV_INTERNAL = 1, // Defined by processor supplements
1531 STV_HIDDEN = 2, // Not visible to other components
1532 STV_PROTECTED = 3 // Visible in other components but not preemptable
1540 // Relocation entry, without explicit addend.
1542 Elf32_Addr r_offset; // Location (file byte offset, or program virtual addr)
1543 Elf32_Word r_info; // Symbol table index and type of relocation to apply
1545 // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
1546 // and ELF32_R_INFO macros defined in the ELF specification:
1547 Elf32_Word getSymbol() const { return (r_info >> 8); }
1548 unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); }
1549 void setSymbol(Elf32_Word s) { setSymbolAndType(s, getType()); }
1550 void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); }
1551 void setSymbolAndType(Elf32_Word s, unsigned char t) {
1552 r_info = (s << 8) + t;
1556 // Relocation entry with explicit addend.
1558 Elf32_Addr r_offset; // Location (file byte offset, or program virtual addr)
1559 Elf32_Word r_info; // Symbol table index and type of relocation to apply
1560 Elf32_Sword r_addend; // Compute value for relocatable field by adding this
1562 // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
1563 // and ELF32_R_INFO macros defined in the ELF specification:
1564 Elf32_Word getSymbol() const { return (r_info >> 8); }
1565 unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); }
1566 void setSymbol(Elf32_Word s) { setSymbolAndType(s, getType()); }
1567 void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); }
1568 void setSymbolAndType(Elf32_Word s, unsigned char t) {
1569 r_info = (s << 8) + t;
1573 // Relocation entry, without explicit addend.
1575 Elf64_Addr r_offset; // Location (file byte offset, or program virtual addr).
1576 Elf64_Xword r_info; // Symbol table index and type of relocation to apply.
1578 // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
1579 // and ELF64_R_INFO macros defined in the ELF specification:
1580 Elf64_Word getSymbol() const { return (r_info >> 32); }
1581 Elf64_Word getType() const {
1582 return (Elf64_Word) (r_info & 0xffffffffL);
1584 void setSymbol(Elf64_Word s) { setSymbolAndType(s, getType()); }
1585 void setType(Elf64_Word t) { setSymbolAndType(getSymbol(), t); }
1586 void setSymbolAndType(Elf64_Word s, Elf64_Word t) {
1587 r_info = ((Elf64_Xword)s << 32) + (t&0xffffffffL);
1591 // Relocation entry with explicit addend.
1593 Elf64_Addr r_offset; // Location (file byte offset, or program virtual addr).
1594 Elf64_Xword r_info; // Symbol table index and type of relocation to apply.
1595 Elf64_Sxword r_addend; // Compute value for relocatable field by adding this.
1597 // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
1598 // and ELF64_R_INFO macros defined in the ELF specification:
1599 Elf64_Word getSymbol() const { return (r_info >> 32); }
1600 Elf64_Word getType() const {
1601 return (Elf64_Word) (r_info & 0xffffffffL);
1603 void setSymbol(Elf64_Word s) { setSymbolAndType(s, getType()); }
1604 void setType(Elf64_Word t) { setSymbolAndType(getSymbol(), t); }
1605 void setSymbolAndType(Elf64_Word s, Elf64_Word t) {
1606 r_info = ((Elf64_Xword)s << 32) + (t&0xffffffffL);
1610 // Program header for ELF32.
1612 Elf32_Word p_type; // Type of segment
1613 Elf32_Off p_offset; // File offset where segment is located, in bytes
1614 Elf32_Addr p_vaddr; // Virtual address of beginning of segment
1615 Elf32_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
1616 Elf32_Word p_filesz; // Num. of bytes in file image of segment (may be zero)
1617 Elf32_Word p_memsz; // Num. of bytes in mem image of segment (may be zero)
1618 Elf32_Word p_flags; // Segment flags
1619 Elf32_Word p_align; // Segment alignment constraint
1622 // Program header for ELF64.
1624 Elf64_Word p_type; // Type of segment
1625 Elf64_Word p_flags; // Segment flags
1626 Elf64_Off p_offset; // File offset where segment is located, in bytes
1627 Elf64_Addr p_vaddr; // Virtual address of beginning of segment
1628 Elf64_Addr p_paddr; // Physical addr of beginning of segment (OS-specific)
1629 Elf64_Xword p_filesz; // Num. of bytes in file image of segment (may be zero)
1630 Elf64_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero)
1631 Elf64_Xword p_align; // Segment alignment constraint
1636 PT_NULL = 0, // Unused segment.
1637 PT_LOAD = 1, // Loadable segment.
1638 PT_DYNAMIC = 2, // Dynamic linking information.
1639 PT_INTERP = 3, // Interpreter pathname.
1640 PT_NOTE = 4, // Auxiliary information.
1641 PT_SHLIB = 5, // Reserved.
1642 PT_PHDR = 6, // The program header table itself.
1643 PT_TLS = 7, // The thread-local storage template.
1644 PT_LOOS = 0x60000000, // Lowest operating system-specific pt entry type.
1645 PT_HIOS = 0x6fffffff, // Highest operating system-specific pt entry type.
1646 PT_LOPROC = 0x70000000, // Lowest processor-specific program hdr entry type.
1647 PT_HIPROC = 0x7fffffff, // Highest processor-specific program hdr entry type.
1649 // x86-64 program header types.
1650 // These all contain stack unwind tables.
1651 PT_GNU_EH_FRAME = 0x6474e550,
1652 PT_SUNW_EH_FRAME = 0x6474e550,
1653 PT_SUNW_UNWIND = 0x6464e550,
1655 PT_GNU_STACK = 0x6474e551, // Indicates stack executability.
1656 PT_GNU_RELRO = 0x6474e552, // Read-only after relocation.
1658 // ARM program header types.
1659 PT_ARM_ARCHEXT = 0x70000000, // Platform architecture compatibility info
1660 // These all contain stack unwind tables.
1661 PT_ARM_EXIDX = 0x70000001,
1662 PT_ARM_UNWIND = 0x70000001,
1664 // MIPS program header types.
1665 PT_MIPS_REGINFO = 0x70000000, // Register usage information.
1666 PT_MIPS_RTPROC = 0x70000001, // Runtime procedure table.
1667 PT_MIPS_OPTIONS = 0x70000002, // Options segment.
1668 PT_MIPS_ABIFLAGS = 0x70000003 // Abiflags segment.
1671 // Segment flag bits.
1673 PF_X = 1, // Execute
1676 PF_MASKOS = 0x0ff00000,// Bits for operating system-specific semantics.
1677 PF_MASKPROC = 0xf0000000 // Bits for processor-specific semantics.
1680 // Dynamic table entry for ELF32.
1683 Elf32_Sword d_tag; // Type of dynamic table entry.
1686 Elf32_Word d_val; // Integer value of entry.
1687 Elf32_Addr d_ptr; // Pointer value of entry.
1691 // Dynamic table entry for ELF64.
1694 Elf64_Sxword d_tag; // Type of dynamic table entry.
1697 Elf64_Xword d_val; // Integer value of entry.
1698 Elf64_Addr d_ptr; // Pointer value of entry.
1702 // Dynamic table entry tags.
1704 DT_NULL = 0, // Marks end of dynamic array.
1705 DT_NEEDED = 1, // String table offset of needed library.
1706 DT_PLTRELSZ = 2, // Size of relocation entries in PLT.
1707 DT_PLTGOT = 3, // Address associated with linkage table.
1708 DT_HASH = 4, // Address of symbolic hash table.
1709 DT_STRTAB = 5, // Address of dynamic string table.
1710 DT_SYMTAB = 6, // Address of dynamic symbol table.
1711 DT_RELA = 7, // Address of relocation table (Rela entries).
1712 DT_RELASZ = 8, // Size of Rela relocation table.
1713 DT_RELAENT = 9, // Size of a Rela relocation entry.
1714 DT_STRSZ = 10, // Total size of the string table.
1715 DT_SYMENT = 11, // Size of a symbol table entry.
1716 DT_INIT = 12, // Address of initialization function.
1717 DT_FINI = 13, // Address of termination function.
1718 DT_SONAME = 14, // String table offset of a shared objects name.
1719 DT_RPATH = 15, // String table offset of library search path.
1720 DT_SYMBOLIC = 16, // Changes symbol resolution algorithm.
1721 DT_REL = 17, // Address of relocation table (Rel entries).
1722 DT_RELSZ = 18, // Size of Rel relocation table.
1723 DT_RELENT = 19, // Size of a Rel relocation entry.
1724 DT_PLTREL = 20, // Type of relocation entry used for linking.
1725 DT_DEBUG = 21, // Reserved for debugger.
1726 DT_TEXTREL = 22, // Relocations exist for non-writable segments.
1727 DT_JMPREL = 23, // Address of relocations associated with PLT.
1728 DT_BIND_NOW = 24, // Process all relocations before execution.
1729 DT_INIT_ARRAY = 25, // Pointer to array of initialization functions.
1730 DT_FINI_ARRAY = 26, // Pointer to array of termination functions.
1731 DT_INIT_ARRAYSZ = 27, // Size of DT_INIT_ARRAY.
1732 DT_FINI_ARRAYSZ = 28, // Size of DT_FINI_ARRAY.
1733 DT_RUNPATH = 29, // String table offset of lib search path.
1734 DT_FLAGS = 30, // Flags.
1735 DT_ENCODING = 32, // Values from here to DT_LOOS follow the rules
1736 // for the interpretation of the d_un union.
1738 DT_PREINIT_ARRAY = 32, // Pointer to array of preinit functions.
1739 DT_PREINIT_ARRAYSZ = 33, // Size of the DT_PREINIT_ARRAY array.
1741 DT_LOOS = 0x60000000, // Start of environment specific tags.
1742 DT_HIOS = 0x6FFFFFFF, // End of environment specific tags.
1743 DT_LOPROC = 0x70000000, // Start of processor specific tags.
1744 DT_HIPROC = 0x7FFFFFFF, // End of processor specific tags.
1746 DT_GNU_HASH = 0x6FFFFEF5, // Reference to the GNU hash table.
1747 DT_RELACOUNT = 0x6FFFFFF9, // ELF32_Rela count.
1748 DT_RELCOUNT = 0x6FFFFFFA, // ELF32_Rel count.
1750 DT_FLAGS_1 = 0X6FFFFFFB, // Flags_1.
1751 DT_VERSYM = 0x6FFFFFF0, // The address of .gnu.version section.
1752 DT_VERDEF = 0X6FFFFFFC, // The address of the version definition table.
1753 DT_VERDEFNUM = 0X6FFFFFFD, // The number of entries in DT_VERDEF.
1754 DT_VERNEED = 0X6FFFFFFE, // The address of the version Dependency table.
1755 DT_VERNEEDNUM = 0X6FFFFFFF, // The number of entries in DT_VERNEED.
1757 // Mips specific dynamic table entry tags.
1758 DT_MIPS_RLD_VERSION = 0x70000001, // 32 bit version number for runtime
1759 // linker interface.
1760 DT_MIPS_TIME_STAMP = 0x70000002, // Time stamp.
1761 DT_MIPS_ICHECKSUM = 0x70000003, // Checksum of external strings
1762 // and common sizes.
1763 DT_MIPS_IVERSION = 0x70000004, // Index of version string
1765 DT_MIPS_FLAGS = 0x70000005, // 32 bits of flags.
1766 DT_MIPS_BASE_ADDRESS = 0x70000006, // Base address of the segment.
1767 DT_MIPS_MSYM = 0x70000007, // Address of .msym section.
1768 DT_MIPS_CONFLICT = 0x70000008, // Address of .conflict section.
1769 DT_MIPS_LIBLIST = 0x70000009, // Address of .liblist section.
1770 DT_MIPS_LOCAL_GOTNO = 0x7000000a, // Number of local global offset
1772 DT_MIPS_CONFLICTNO = 0x7000000b, // Number of entries
1773 // in the .conflict section.
1774 DT_MIPS_LIBLISTNO = 0x70000010, // Number of entries
1775 // in the .liblist section.
1776 DT_MIPS_SYMTABNO = 0x70000011, // Number of entries
1777 // in the .dynsym section.
1778 DT_MIPS_UNREFEXTNO = 0x70000012, // Index of first external dynamic symbol
1779 // not referenced locally.
1780 DT_MIPS_GOTSYM = 0x70000013, // Index of first dynamic symbol
1781 // in global offset table.
1782 DT_MIPS_HIPAGENO = 0x70000014, // Number of page table entries
1783 // in global offset table.
1784 DT_MIPS_RLD_MAP = 0x70000016, // Address of run time loader map,
1785 // used for debugging.
1786 DT_MIPS_DELTA_CLASS = 0x70000017, // Delta C++ class definition.
1787 DT_MIPS_DELTA_CLASS_NO = 0x70000018, // Number of entries
1788 // in DT_MIPS_DELTA_CLASS.
1789 DT_MIPS_DELTA_INSTANCE = 0x70000019, // Delta C++ class instances.
1790 DT_MIPS_DELTA_INSTANCE_NO = 0x7000001A, // Number of entries
1791 // in DT_MIPS_DELTA_INSTANCE.
1792 DT_MIPS_DELTA_RELOC = 0x7000001B, // Delta relocations.
1793 DT_MIPS_DELTA_RELOC_NO = 0x7000001C, // Number of entries
1794 // in DT_MIPS_DELTA_RELOC.
1795 DT_MIPS_DELTA_SYM = 0x7000001D, // Delta symbols that Delta
1796 // relocations refer to.
1797 DT_MIPS_DELTA_SYM_NO = 0x7000001E, // Number of entries
1798 // in DT_MIPS_DELTA_SYM.
1799 DT_MIPS_DELTA_CLASSSYM = 0x70000020, // Delta symbols that hold
1800 // class declarations.
1801 DT_MIPS_DELTA_CLASSSYM_NO = 0x70000021, // Number of entries
1802 // in DT_MIPS_DELTA_CLASSSYM.
1803 DT_MIPS_CXX_FLAGS = 0x70000022, // Flags indicating information
1804 // about C++ flavor.
1805 DT_MIPS_PIXIE_INIT = 0x70000023, // Pixie information.
1806 DT_MIPS_SYMBOL_LIB = 0x70000024, // Address of .MIPS.symlib
1807 DT_MIPS_LOCALPAGE_GOTIDX = 0x70000025, // The GOT index of the first PTE
1809 DT_MIPS_LOCAL_GOTIDX = 0x70000026, // The GOT index of the first PTE
1810 // for a local symbol
1811 DT_MIPS_HIDDEN_GOTIDX = 0x70000027, // The GOT index of the first PTE
1812 // for a hidden symbol
1813 DT_MIPS_PROTECTED_GOTIDX = 0x70000028, // The GOT index of the first PTE
1814 // for a protected symbol
1815 DT_MIPS_OPTIONS = 0x70000029, // Address of `.MIPS.options'.
1816 DT_MIPS_INTERFACE = 0x7000002A, // Address of `.interface'.
1817 DT_MIPS_DYNSTR_ALIGN = 0x7000002B, // Unknown.
1818 DT_MIPS_INTERFACE_SIZE = 0x7000002C, // Size of the .interface section.
1819 DT_MIPS_RLD_TEXT_RESOLVE_ADDR = 0x7000002D, // Size of rld_text_resolve
1820 // function stored in the GOT.
1821 DT_MIPS_PERF_SUFFIX = 0x7000002E, // Default suffix of DSO to be added
1822 // by rld on dlopen() calls.
1823 DT_MIPS_COMPACT_SIZE = 0x7000002F, // Size of compact relocation
1825 DT_MIPS_GP_VALUE = 0x70000030, // GP value for auxiliary GOTs.
1826 DT_MIPS_AUX_DYNAMIC = 0x70000031, // Address of auxiliary .dynamic.
1827 DT_MIPS_PLTGOT = 0x70000032, // Address of the base of the PLTGOT.
1828 DT_MIPS_RWPLT = 0x70000034 // Points to the base
1829 // of a writable PLT.
1834 DF_ORIGIN = 0x01, // The object may reference $ORIGIN.
1835 DF_SYMBOLIC = 0x02, // Search the shared lib before searching the exe.
1836 DF_TEXTREL = 0x04, // Relocations may modify a non-writable segment.
1837 DF_BIND_NOW = 0x08, // Process all relocations on load.
1838 DF_STATIC_TLS = 0x10 // Reject attempts to load dynamically.
1841 // State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1 entry.
1843 DF_1_NOW = 0x00000001, // Set RTLD_NOW for this object.
1844 DF_1_GLOBAL = 0x00000002, // Set RTLD_GLOBAL for this object.
1845 DF_1_GROUP = 0x00000004, // Set RTLD_GROUP for this object.
1846 DF_1_NODELETE = 0x00000008, // Set RTLD_NODELETE for this object.
1847 DF_1_LOADFLTR = 0x00000010, // Trigger filtee loading at runtime.
1848 DF_1_INITFIRST = 0x00000020, // Set RTLD_INITFIRST for this object.
1849 DF_1_NOOPEN = 0x00000040, // Set RTLD_NOOPEN for this object.
1850 DF_1_ORIGIN = 0x00000080, // $ORIGIN must be handled.
1851 DF_1_DIRECT = 0x00000100, // Direct binding enabled.
1852 DF_1_TRANS = 0x00000200,
1853 DF_1_INTERPOSE = 0x00000400, // Object is used to interpose.
1854 DF_1_NODEFLIB = 0x00000800, // Ignore default lib search path.
1855 DF_1_NODUMP = 0x00001000, // Object can't be dldump'ed.
1856 DF_1_CONFALT = 0x00002000, // Configuration alternative created.
1857 DF_1_ENDFILTEE = 0x00004000, // Filtee terminates filters search.
1858 DF_1_DISPRELDNE = 0x00008000, // Disp reloc applied at build time.
1859 DF_1_DISPRELPND = 0x00010000 // Disp reloc applied at run-time.
1862 // DT_MIPS_FLAGS values.
1864 RHF_NONE = 0x00000000, // No flags.
1865 RHF_QUICKSTART = 0x00000001, // Uses shortcut pointers.
1866 RHF_NOTPOT = 0x00000002, // Hash size is not a power of two.
1867 RHS_NO_LIBRARY_REPLACEMENT = 0x00000004, // Ignore LD_LIBRARY_PATH.
1868 RHF_NO_MOVE = 0x00000008, // DSO address may not be relocated.
1869 RHF_SGI_ONLY = 0x00000010, // SGI specific features.
1870 RHF_GUARANTEE_INIT = 0x00000020, // Guarantee that .init will finish
1871 // executing before any non-init
1872 // code in DSO is called.
1873 RHF_DELTA_C_PLUS_PLUS = 0x00000040, // Contains Delta C++ code.
1874 RHF_GUARANTEE_START_INIT = 0x00000080, // Guarantee that .init will start
1875 // executing before any non-init
1876 // code in DSO is called.
1877 RHF_PIXIE = 0x00000100, // Generated by pixie.
1878 RHF_DEFAULT_DELAY_LOAD = 0x00000200, // Delay-load DSO by default.
1879 RHF_REQUICKSTART = 0x00000400, // Object may be requickstarted
1880 RHF_REQUICKSTARTED = 0x00000800, // Object has been requickstarted
1881 RHF_CORD = 0x00001000, // Generated by cord.
1882 RHF_NO_UNRES_UNDEF = 0x00002000, // Object contains no unresolved
1884 RHF_RLD_ORDER_SAFE = 0x00004000 // Symbol table is in a safe order.
1887 // ElfXX_VerDef structure version (GNU versioning)
1893 // VerDef Flags (ElfXX_VerDef::vd_flags)
1900 // Special constants for the version table. (SHT_GNU_versym/.gnu.version)
1902 VER_NDX_LOCAL = 0, // Unversioned local symbol
1903 VER_NDX_GLOBAL = 1, // Unversioned global symbol
1904 VERSYM_VERSION = 0x7fff, // Version Index mask
1905 VERSYM_HIDDEN = 0x8000 // Hidden bit (non-default version)
1908 // ElfXX_VerNeed structure version (GNU versioning)
1911 VER_NEED_CURRENT = 1
1914 } // end namespace ELF
1916 } // end namespace llvm