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[binutils-gdb.git] / include / elf / common.h
1 /* ELF support for BFD.
2 Copyright (C) 1991-2023 Free Software Foundation, Inc.
3
4 Written by Fred Fish @ Cygnus Support, from information published
5 in "UNIX System V Release 4, Programmers Guide: ANSI C and
6 Programming Support Tools".
7
8 This file is part of BFD, the Binary File Descriptor library.
9
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
14
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
19
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
23 MA 02110-1301, USA. */
24
25 /* This file is part of ELF support for BFD, and contains the portions
26 that are common to both the internal and external representations.
27 For example, ELFMAG0 is the byte 0x7F in both the internal (in-memory)
28 and external (in-file) representations. */
29
30 #ifndef _ELF_COMMON_H
31 #define _ELF_COMMON_H
32
33 /* Fields in e_ident[]. */
34
35 #define EI_MAG0 0 /* File identification byte 0 index */
36 #define ELFMAG0 0x7F /* Magic number byte 0 */
37
38 #define EI_MAG1 1 /* File identification byte 1 index */
39 #define ELFMAG1 'E' /* Magic number byte 1 */
40
41 #define EI_MAG2 2 /* File identification byte 2 index */
42 #define ELFMAG2 'L' /* Magic number byte 2 */
43
44 #define EI_MAG3 3 /* File identification byte 3 index */
45 #define ELFMAG3 'F' /* Magic number byte 3 */
46
47 #define EI_CLASS 4 /* File class */
48 #define ELFCLASSNONE 0 /* Invalid class */
49 #define ELFCLASS32 1 /* 32-bit objects */
50 #define ELFCLASS64 2 /* 64-bit objects */
51
52 #define EI_DATA 5 /* Data encoding */
53 #define ELFDATANONE 0 /* Invalid data encoding */
54 #define ELFDATA2LSB 1 /* 2's complement, little endian */
55 #define ELFDATA2MSB 2 /* 2's complement, big endian */
56
57 #define EI_VERSION 6 /* File version */
58
59 #define EI_OSABI 7 /* Operating System/ABI indication */
60 #define ELFOSABI_NONE 0 /* UNIX System V ABI */
61 #define ELFOSABI_HPUX 1 /* HP-UX operating system */
62 #define ELFOSABI_NETBSD 2 /* NetBSD */
63 #define ELFOSABI_GNU 3 /* GNU */
64 #define ELFOSABI_LINUX 3 /* Alias for ELFOSABI_GNU */
65 #define ELFOSABI_SOLARIS 6 /* Solaris */
66 #define ELFOSABI_AIX 7 /* AIX */
67 #define ELFOSABI_IRIX 8 /* IRIX */
68 #define ELFOSABI_FREEBSD 9 /* FreeBSD */
69 #define ELFOSABI_TRU64 10 /* TRU64 UNIX */
70 #define ELFOSABI_MODESTO 11 /* Novell Modesto */
71 #define ELFOSABI_OPENBSD 12 /* OpenBSD */
72 #define ELFOSABI_OPENVMS 13 /* OpenVMS */
73 #define ELFOSABI_NSK 14 /* Hewlett-Packard Non-Stop Kernel */
74 #define ELFOSABI_AROS 15 /* AROS */
75 #define ELFOSABI_FENIXOS 16 /* FenixOS */
76 #define ELFOSABI_CLOUDABI 17 /* Nuxi CloudABI */
77 #define ELFOSABI_OPENVOS 18 /* Stratus Technologies OpenVOS */
78
79 #define ELFOSABI_C6000_ELFABI 64 /* Bare-metal TMS320C6000 */
80 #define ELFOSABI_AMDGPU_HSA 64 /* AMD HSA Runtime */
81 #define ELFOSABI_C6000_LINUX 65 /* Linux TMS320C6000 */
82 #define ELFOSABI_AMDGPU_PAL 65 /* AMD PAL Runtime */
83 #define ELFOSABI_ARM_FDPIC 65 /* ARM FDPIC */
84 #define ELFOSABI_AMDGPU_MESA3D 66 /* AMD Mesa3D Runtime */
85 #define ELFOSABI_ARM 97 /* ARM */
86 #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
87
88 #define EI_ABIVERSION 8 /* ABI version */
89
90 #define EI_PAD 9 /* Start of padding bytes */
91
92
93 /* Values for e_type, which identifies the object file type. */
94
95 #define ET_NONE 0 /* No file type */
96 #define ET_REL 1 /* Relocatable file */
97 #define ET_EXEC 2 /* Position-dependent executable file */
98 #define ET_DYN 3 /* Position-independent executable or
99 shared object file */
100 #define ET_CORE 4 /* Core file */
101 #define ET_LOOS 0xFE00 /* Operating system-specific */
102 #define ET_HIOS 0xFEFF /* Operating system-specific */
103 #define ET_LOPROC 0xFF00 /* Processor-specific */
104 #define ET_HIPROC 0xFFFF /* Processor-specific */
105
106 /* Values for e_machine, which identifies the architecture. These numbers
107 are officially assigned by registry@sco.com. See below for a list of
108 ad-hoc numbers used during initial development. */
109
110 #define EM_NONE 0 /* No machine */
111 #define EM_M32 1 /* AT&T WE 32100 */
112 #define EM_SPARC 2 /* SUN SPARC */
113 #define EM_386 3 /* Intel 80386 */
114 #define EM_68K 4 /* Motorola m68k family */
115 #define EM_88K 5 /* Motorola m88k family */
116 #define EM_IAMCU 6 /* Intel MCU */
117 #define EM_860 7 /* Intel 80860 */
118 #define EM_MIPS 8 /* MIPS R3000 (officially, big-endian only) */
119 #define EM_S370 9 /* IBM System/370 */
120 #define EM_MIPS_RS3_LE 10 /* MIPS R3000 little-endian (Oct 4 1999 Draft). Deprecated. */
121 #define EM_OLD_SPARCV9 11 /* Old version of Sparc v9, from before the ABI. Deprecated. */
122 #define EM_res011 11 /* Reserved */
123 #define EM_res012 12 /* Reserved */
124 #define EM_res013 13 /* Reserved */
125 #define EM_res014 14 /* Reserved */
126 #define EM_PARISC 15 /* HPPA */
127 #define EM_res016 16 /* Reserved */
128 #define EM_PPC_OLD 17 /* Old version of PowerPC. Deprecated. */
129 #define EM_VPP550 17 /* Fujitsu VPP500 */
130 #define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
131 #define EM_960 19 /* Intel 80960 */
132 #define EM_PPC 20 /* PowerPC */
133 #define EM_PPC64 21 /* 64-bit PowerPC */
134 #define EM_S390 22 /* IBM S/390 */
135 #define EM_SPU 23 /* Sony/Toshiba/IBM SPU */
136 #define EM_res024 24 /* Reserved */
137 #define EM_res025 25 /* Reserved */
138 #define EM_res026 26 /* Reserved */
139 #define EM_res027 27 /* Reserved */
140 #define EM_res028 28 /* Reserved */
141 #define EM_res029 29 /* Reserved */
142 #define EM_res030 30 /* Reserved */
143 #define EM_res031 31 /* Reserved */
144 #define EM_res032 32 /* Reserved */
145 #define EM_res033 33 /* Reserved */
146 #define EM_res034 34 /* Reserved */
147 #define EM_res035 35 /* Reserved */
148 #define EM_V800 36 /* NEC V800 series */
149 #define EM_FR20 37 /* Fujitsu FR20 */
150 #define EM_RH32 38 /* TRW RH32 */
151 #define EM_MCORE 39 /* Motorola M*Core */ /* May also be taken by Fujitsu MMA */
152 #define EM_RCE 39 /* Old name for MCore */
153 #define EM_ARM 40 /* ARM */
154 #define EM_OLD_ALPHA 41 /* Digital Alpha */
155 #define EM_SH 42 /* Renesas (formerly Hitachi) / SuperH SH */
156 #define EM_SPARCV9 43 /* SPARC v9 64-bit */
157 #define EM_TRICORE 44 /* Siemens Tricore embedded processor */
158 #define EM_ARC 45 /* ARC Cores */
159 #define EM_H8_300 46 /* Renesas (formerly Hitachi) H8/300 */
160 #define EM_H8_300H 47 /* Renesas (formerly Hitachi) H8/300H */
161 #define EM_H8S 48 /* Renesas (formerly Hitachi) H8S */
162 #define EM_H8_500 49 /* Renesas (formerly Hitachi) H8/500 */
163 #define EM_IA_64 50 /* Intel IA-64 Processor */
164 #define EM_MIPS_X 51 /* Stanford MIPS-X */
165 #define EM_COLDFIRE 52 /* Motorola Coldfire */
166 #define EM_68HC12 53 /* Motorola M68HC12 */
167 #define EM_MMA 54 /* Fujitsu Multimedia Accelerator */
168 #define EM_PCP 55 /* Siemens PCP */
169 #define EM_NCPU 56 /* Sony nCPU embedded RISC processor */
170 #define EM_NDR1 57 /* Denso NDR1 microprocessor */
171 #define EM_STARCORE 58 /* Motorola Star*Core processor */
172 #define EM_ME16 59 /* Toyota ME16 processor */
173 #define EM_ST100 60 /* STMicroelectronics ST100 processor */
174 #define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ embedded processor */
175 #define EM_X86_64 62 /* Advanced Micro Devices X86-64 processor */
176 #define EM_PDSP 63 /* Sony DSP Processor */
177 #define EM_PDP10 64 /* Digital Equipment Corp. PDP-10 */
178 #define EM_PDP11 65 /* Digital Equipment Corp. PDP-11 */
179 #define EM_FX66 66 /* Siemens FX66 microcontroller */
180 #define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 bit microcontroller */
181 #define EM_ST7 68 /* STMicroelectronics ST7 8-bit microcontroller */
182 #define EM_68HC16 69 /* Motorola MC68HC16 Microcontroller */
183 #define EM_68HC11 70 /* Motorola MC68HC11 Microcontroller */
184 #define EM_68HC08 71 /* Motorola MC68HC08 Microcontroller */
185 #define EM_68HC05 72 /* Motorola MC68HC05 Microcontroller */
186 #define EM_SVX 73 /* Silicon Graphics SVx */
187 #define EM_ST19 74 /* STMicroelectronics ST19 8-bit cpu */
188 #define EM_VAX 75 /* Digital VAX */
189 #define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */
190 #define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded cpu */
191 #define EM_FIREPATH 78 /* Element 14 64-bit DSP processor */
192 #define EM_ZSP 79 /* LSI Logic's 16-bit DSP processor */
193 #define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */
194 #define EM_HUANY 81 /* Harvard's machine-independent format */
195 #define EM_PRISM 82 /* SiTera Prism */
196 #define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */
197 #define EM_FR30 84 /* Fujitsu FR30 */
198 #define EM_D10V 85 /* Mitsubishi D10V */
199 #define EM_D30V 86 /* Mitsubishi D30V */
200 #define EM_V850 87 /* Renesas V850 (formerly NEC V850) */
201 #define EM_M32R 88 /* Renesas M32R (formerly Mitsubishi M32R) */
202 #define EM_MN10300 89 /* Matsushita MN10300 */
203 #define EM_MN10200 90 /* Matsushita MN10200 */
204 #define EM_PJ 91 /* picoJava */
205 #define EM_OR1K 92 /* OpenRISC 1000 32-bit embedded processor */
206 #define EM_ARC_COMPACT 93 /* ARC International ARCompact processor */
207 #define EM_XTENSA 94 /* Tensilica Xtensa Architecture */
208 #define EM_SCORE_OLD 95 /* Old Sunplus S+core7 backend magic number. Written in the absence of an ABI. */
209 #define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor */
210 #define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose Processor */
211 #define EM_NS32K 97 /* National Semiconductor 32000 series */
212 #define EM_TPC 98 /* Tenor Network TPC processor */
213 #define EM_PJ_OLD 99 /* Old value for picoJava. Deprecated. */
214 #define EM_SNP1K 99 /* Trebia SNP 1000 processor */
215 #define EM_ST200 100 /* STMicroelectronics ST200 microcontroller */
216 #define EM_IP2K 101 /* Ubicom IP2022 micro controller */
217 #define EM_MAX 102 /* MAX Processor */
218 #define EM_CR 103 /* National Semiconductor CompactRISC */
219 #define EM_F2MC16 104 /* Fujitsu F2MC16 */
220 #define EM_MSP430 105 /* TI msp430 micro controller */
221 #define EM_BLACKFIN 106 /* ADI Blackfin */
222 #define EM_SE_C33 107 /* S1C33 Family of Seiko Epson processors */
223 #define EM_SEP 108 /* Sharp embedded microprocessor */
224 #define EM_ARCA 109 /* Arca RISC Microprocessor */
225 #define EM_UNICORE 110 /* Microprocessor series from PKU-Unity Ltd. and MPRC of Peking University */
226 #define EM_EXCESS 111 /* eXcess: 16/32/64-bit configurable embedded CPU */
227 #define EM_DXP 112 /* Icera Semiconductor Inc. Deep Execution Processor */
228 #define EM_ALTERA_NIOS2 113 /* Altera Nios II soft-core processor */
229 #define EM_CRX 114 /* National Semiconductor CRX */
230 #define EM_CR16_OLD 115 /* Old, value for National Semiconductor CompactRISC. Deprecated. */
231 #define EM_XGATE 115 /* Motorola XGATE embedded processor */
232 #define EM_C166 116 /* Infineon C16x/XC16x processor */
233 #define EM_M16C 117 /* Renesas M16C series microprocessors */
234 #define EM_DSPIC30F 118 /* Microchip Technology dsPIC30F Digital Signal Controller */
235 #define EM_CE 119 /* Freescale Communication Engine RISC core */
236 #define EM_M32C 120 /* Renesas M32C series microprocessors */
237 #define EM_res121 121 /* Reserved */
238 #define EM_res122 122 /* Reserved */
239 #define EM_res123 123 /* Reserved */
240 #define EM_res124 124 /* Reserved */
241 #define EM_res125 125 /* Reserved */
242 #define EM_res126 126 /* Reserved */
243 #define EM_res127 127 /* Reserved */
244 #define EM_res128 128 /* Reserved */
245 #define EM_res129 129 /* Reserved */
246 #define EM_res130 130 /* Reserved */
247 #define EM_TSK3000 131 /* Altium TSK3000 core */
248 #define EM_RS08 132 /* Freescale RS08 embedded processor */
249 #define EM_res133 133 /* Reserved */
250 #define EM_ECOG2 134 /* Cyan Technology eCOG2 microprocessor */
251 #define EM_SCORE 135 /* Sunplus Score */
252 #define EM_SCORE7 135 /* Sunplus S+core7 RISC processor */
253 #define EM_DSP24 136 /* New Japan Radio (NJR) 24-bit DSP Processor */
254 #define EM_VIDEOCORE3 137 /* Broadcom VideoCore III processor */
255 #define EM_LATTICEMICO32 138 /* RISC processor for Lattice FPGA architecture */
256 #define EM_SE_C17 139 /* Seiko Epson C17 family */
257 #define EM_TI_C6000 140 /* Texas Instruments TMS320C6000 DSP family */
258 #define EM_TI_C2000 141 /* Texas Instruments TMS320C2000 DSP family */
259 #define EM_TI_C5500 142 /* Texas Instruments TMS320C55x DSP family */
260 #define EM_res143 143 /* Reserved */
261 #define EM_TI_PRU 144 /* Texas Instruments Programmable Realtime Unit */
262 #define EM_res145 145 /* Reserved */
263 #define EM_res146 146 /* Reserved */
264 #define EM_res147 147 /* Reserved */
265 #define EM_res148 148 /* Reserved */
266 #define EM_res149 149 /* Reserved */
267 #define EM_res150 150 /* Reserved */
268 #define EM_res151 151 /* Reserved */
269 #define EM_res152 152 /* Reserved */
270 #define EM_res153 153 /* Reserved */
271 #define EM_res154 154 /* Reserved */
272 #define EM_res155 155 /* Reserved */
273 #define EM_res156 156 /* Reserved */
274 #define EM_res157 157 /* Reserved */
275 #define EM_res158 158 /* Reserved */
276 #define EM_res159 159 /* Reserved */
277 #define EM_MMDSP_PLUS 160 /* STMicroelectronics 64bit VLIW Data Signal Processor */
278 #define EM_CYPRESS_M8C 161 /* Cypress M8C microprocessor */
279 #define EM_R32C 162 /* Renesas R32C series microprocessors */
280 #define EM_TRIMEDIA 163 /* NXP Semiconductors TriMedia architecture family */
281 #define EM_QDSP6 164 /* QUALCOMM DSP6 Processor */
282 #define EM_8051 165 /* Intel 8051 and variants */
283 #define EM_STXP7X 166 /* STMicroelectronics STxP7x family */
284 #define EM_NDS32 167 /* Andes Technology compact code size embedded RISC processor family */
285 #define EM_ECOG1 168 /* Cyan Technology eCOG1X family */
286 #define EM_ECOG1X 168 /* Cyan Technology eCOG1X family */
287 #define EM_MAXQ30 169 /* Dallas Semiconductor MAXQ30 Core Micro-controllers */
288 #define EM_XIMO16 170 /* New Japan Radio (NJR) 16-bit DSP Processor */
289 #define EM_MANIK 171 /* M2000 Reconfigurable RISC Microprocessor */
290 #define EM_CRAYNV2 172 /* Cray Inc. NV2 vector architecture */
291 #define EM_RX 173 /* Renesas RX family */
292 #define EM_METAG 174 /* Imagination Technologies Meta processor architecture */
293 #define EM_MCST_ELBRUS 175 /* MCST Elbrus general purpose hardware architecture */
294 #define EM_ECOG16 176 /* Cyan Technology eCOG16 family */
295 #define EM_CR16 177 /* National Semiconductor CompactRISC 16-bit processor */
296 #define EM_ETPU 178 /* Freescale Extended Time Processing Unit */
297 #define EM_SLE9X 179 /* Infineon Technologies SLE9X core */
298 #define EM_L1OM 180 /* Intel L1OM */
299 #define EM_K1OM 181 /* Intel K1OM */
300 #define EM_INTEL182 182 /* Reserved by Intel */
301 #define EM_AARCH64 183 /* ARM 64-bit architecture */
302 #define EM_ARM184 184 /* Reserved by ARM */
303 #define EM_AVR32 185 /* Atmel Corporation 32-bit microprocessor family */
304 #define EM_STM8 186 /* STMicroeletronics STM8 8-bit microcontroller */
305 #define EM_TILE64 187 /* Tilera TILE64 multicore architecture family */
306 #define EM_TILEPRO 188 /* Tilera TILEPro multicore architecture family */
307 #define EM_MICROBLAZE 189 /* Xilinx MicroBlaze 32-bit RISC soft processor core */
308 #define EM_CUDA 190 /* NVIDIA CUDA architecture */
309 #define EM_TILEGX 191 /* Tilera TILE-Gx multicore architecture family */
310 #define EM_CLOUDSHIELD 192 /* CloudShield architecture family */
311 #define EM_COREA_1ST 193 /* KIPO-KAIST Core-A 1st generation processor family */
312 #define EM_COREA_2ND 194 /* KIPO-KAIST Core-A 2nd generation processor family */
313 #define EM_ARC_COMPACT2 195 /* Synopsys ARCompact V2 */
314 #define EM_OPEN8 196 /* Open8 8-bit RISC soft processor core */
315 #define EM_RL78 197 /* Renesas RL78 family. */
316 #define EM_VIDEOCORE5 198 /* Broadcom VideoCore V processor */
317 #define EM_78K0R 199 /* Renesas 78K0R. */
318 #define EM_56800EX 200 /* Freescale 56800EX Digital Signal Controller (DSC) */
319 #define EM_BA1 201 /* Beyond BA1 CPU architecture */
320 #define EM_BA2 202 /* Beyond BA2 CPU architecture */
321 #define EM_XCORE 203 /* XMOS xCORE processor family */
322 #define EM_MCHP_PIC 204 /* Microchip 8-bit PIC(r) family */
323 #define EM_INTELGT 205 /* Intel Graphics Technology */
324 #define EM_INTEL206 206 /* Reserved by Intel */
325 #define EM_INTEL207 207 /* Reserved by Intel */
326 #define EM_INTEL208 208 /* Reserved by Intel */
327 #define EM_INTEL209 209 /* Reserved by Intel */
328 #define EM_KM32 210 /* KM211 KM32 32-bit processor */
329 #define EM_KMX32 211 /* KM211 KMX32 32-bit processor */
330 #define EM_KMX16 212 /* KM211 KMX16 16-bit processor */
331 #define EM_KMX8 213 /* KM211 KMX8 8-bit processor */
332 #define EM_KVARC 214 /* KM211 KVARC processor */
333 #define EM_CDP 215 /* Paneve CDP architecture family */
334 #define EM_COGE 216 /* Cognitive Smart Memory Processor */
335 #define EM_COOL 217 /* Bluechip Systems CoolEngine */
336 #define EM_NORC 218 /* Nanoradio Optimized RISC */
337 #define EM_CSR_KALIMBA 219 /* CSR Kalimba architecture family */
338 #define EM_Z80 220 /* Zilog Z80 */
339 #define EM_VISIUM 221 /* Controls and Data Services VISIUMcore processor */
340 #define EM_FT32 222 /* FTDI Chip FT32 high performance 32-bit RISC architecture */
341 #define EM_MOXIE 223 /* Moxie processor family */
342 #define EM_AMDGPU 224 /* AMD GPU architecture */
343 #define EM_RISCV 243 /* RISC-V */
344 #define EM_LANAI 244 /* Lanai 32-bit processor. */
345 #define EM_CEVA 245 /* CEVA Processor Architecture Family */
346 #define EM_CEVA_X2 246 /* CEVA X2 Processor Family */
347 #define EM_BPF 247 /* Linux BPF – in-kernel virtual machine. */
348 #define EM_GRAPHCORE_IPU 248 /* Graphcore Intelligent Processing Unit */
349 #define EM_IMG1 249 /* Imagination Technologies */
350 #define EM_NFP 250 /* Netronome Flow Processor. */
351 #define EM_VE 251 /* NEC Vector Engine */
352 #define EM_CSKY 252 /* C-SKY processor family. */
353 #define EM_ARC_COMPACT3_64 253 /* Synopsys ARCv2.3 64-bit */
354 #define EM_MCS6502 254 /* MOS Technology MCS 6502 processor */
355 #define EM_ARC_COMPACT3 255 /* Synopsys ARCv2.3 32-bit */
356 #define EM_KVX 256 /* Kalray VLIW core of the MPPA processor family */
357 #define EM_65816 257 /* WDC 65816/65C816 */
358 #define EM_LOONGARCH 258 /* LoongArch */
359 #define EM_KF32 259 /* ChipON KungFu32 */
360 #define EM_U16_U8CORE 260 /* LAPIS nX-U16/U8 */
361 #define EM_TACHYUM 261 /* Tachyum */
362 #define EM_56800EF 262 /* NXP 56800EF Digital Signal Controller (DSC) */
363
364 /* If it is necessary to assign new unofficial EM_* values, please pick large
365 random numbers (0x8523, 0xa7f2, etc.) to minimize the chances of collision
366 with official or non-GNU unofficial values.
367
368 NOTE: Do not just increment the most recent number by one.
369 Somebody else somewhere will do exactly the same thing, and you
370 will have a collision. Instead, pick a random number.
371
372 Normally, each entity or maintainer responsible for a machine with an
373 unofficial e_machine number should eventually ask registry@sco.com for
374 an officially blessed number to be added to the list above. */
375
376 /* AVR magic number. Written in the absense of an ABI. */
377 #define EM_AVR_OLD 0x1057
378
379 /* MSP430 magic number. Written in the absense of everything. */
380 #define EM_MSP430_OLD 0x1059
381
382 /* Morpho MT. Written in the absense of an ABI. */
383 #define EM_MT 0x2530
384
385 /* FR30 magic number - no EABI available. */
386 #define EM_CYGNUS_FR30 0x3330
387
388 /* Unofficial value for Web Assembly binaries, as used by LLVM. */
389 #define EM_WEBASSEMBLY 0x4157
390
391 /* Freescale S12Z. The Freescale toolchain generates elf files with this value. */
392 #define EM_S12Z 0x4DEF
393
394 /* DLX magic number. Written in the absense of an ABI. */
395 #define EM_DLX 0x5aa5
396
397 /* FRV magic number - no EABI available??. */
398 #define EM_CYGNUS_FRV 0x5441
399
400 /* Infineon Technologies 16-bit microcontroller with C166-V2 core. */
401 #define EM_XC16X 0x4688
402
403 /* D10V backend magic number. Written in the absence of an ABI. */
404 #define EM_CYGNUS_D10V 0x7650
405
406 /* D30V backend magic number. Written in the absence of an ABI. */
407 #define EM_CYGNUS_D30V 0x7676
408
409 /* Ubicom IP2xxx; Written in the absense of an ABI. */
410 #define EM_IP2K_OLD 0x8217
411
412 /* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */
413 #define EM_CYGNUS_POWERPC 0x9025
414
415 /* Alpha backend magic number. Written in the absence of an ABI. */
416 #define EM_ALPHA 0x9026
417
418 /* Cygnus M32R ELF backend. Written in the absence of an ABI. */
419 #define EM_CYGNUS_M32R 0x9041
420
421 /* V850 backend magic number. Written in the absense of an ABI. */
422 #define EM_CYGNUS_V850 0x9080
423
424 /* old S/390 backend magic number. Written in the absence of an ABI. */
425 #define EM_S390_OLD 0xa390
426
427 /* Old, unofficial value for Xtensa. */
428 #define EM_XTENSA_OLD 0xabc7
429
430 #define EM_XSTORMY16 0xad45
431
432 /* mn10200 and mn10300 backend magic numbers.
433 Written in the absense of an ABI. */
434 #define EM_CYGNUS_MN10300 0xbeef
435 #define EM_CYGNUS_MN10200 0xdead
436
437 /* Renesas M32C and M16C. */
438 #define EM_M32C_OLD 0xFEB0
439
440 /* Vitesse IQ2000. */
441 #define EM_IQ2000 0xFEBA
442
443 /* NIOS magic number - no EABI available. */
444 #define EM_NIOS32 0xFEBB
445
446 #define EM_CYGNUS_MEP 0xF00D /* Toshiba MeP */
447
448 /* Old, unofficial value for Moxie. */
449 #define EM_MOXIE_OLD 0xFEED
450
451 #define EM_MICROBLAZE_OLD 0xbaab /* Old MicroBlaze */
452
453 #define EM_ADAPTEVA_EPIPHANY 0x1223 /* Adapteva's Epiphany architecture. */
454
455 /* Old constant that might be in use by some software. */
456 #define EM_OPENRISC EM_OR1K
457
458 /* C-SKY historically used 39, the same value as MCORE, from which the
459 architecture was derived. */
460 #define EM_CSKY_OLD EM_MCORE
461
462 /* See the above comment before you add a new EM_* value here. */
463
464 /* Values for e_version. */
465
466 #define EV_NONE 0 /* Invalid ELF version */
467 #define EV_CURRENT 1 /* Current version */
468
469 /* Value for e_phnum. */
470 #define PN_XNUM 0xffff /* Extended numbering */
471
472 /* Values for program header, p_type field. */
473
474 #define PT_NULL 0 /* Program header table entry unused */
475 #define PT_LOAD 1 /* Loadable program segment */
476 #define PT_DYNAMIC 2 /* Dynamic linking information */
477 #define PT_INTERP 3 /* Program interpreter */
478 #define PT_NOTE 4 /* Auxiliary information */
479 #define PT_SHLIB 5 /* Reserved, unspecified semantics */
480 #define PT_PHDR 6 /* Entry for header table itself */
481 #define PT_TLS 7 /* Thread local storage segment */
482 #define PT_LOOS 0x60000000 /* OS-specific */
483 #define PT_HIOS 0x6fffffff /* OS-specific */
484 #define PT_LOPROC 0x70000000 /* Processor-specific */
485 #define PT_HIPROC 0x7FFFFFFF /* Processor-specific */
486
487 #define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550) /* Frame unwind information */
488 #define PT_SUNW_EH_FRAME PT_GNU_EH_FRAME /* Solaris uses the same value */
489 #define PT_GNU_STACK (PT_LOOS + 0x474e551) /* Stack flags */
490 #define PT_GNU_RELRO (PT_LOOS + 0x474e552) /* Read-only after relocation */
491 #define PT_GNU_PROPERTY (PT_LOOS + 0x474e553) /* GNU property */
492 #define PT_GNU_SFRAME (PT_LOOS + 0x474e554) /* SFrame stack trace information */
493
494 /* OpenBSD segment types. */
495 #define PT_OPENBSD_MUTABLE (PT_LOOS + 0x5a3dbe5) /* Like bss, but not immutable. */
496 #define PT_OPENBSD_RANDOMIZE (PT_LOOS + 0x5a3dbe6) /* Fill with random data. */
497 #define PT_OPENBSD_WXNEEDED (PT_LOOS + 0x5a3dbe7) /* Program does W^X violations. */
498 #define PT_OPENBSD_NOBTCFI (PT_LOOS + 0x5a3dbe8) /* No branch target CFI. */
499 #define PT_OPENBSD_BOOTDATA (PT_LOOS + 0x5a41be6) /* Section for boot arguments. */
500
501 /* Mbind segments */
502 #define PT_GNU_MBIND_NUM 4096
503 #define PT_GNU_MBIND_LO (PT_LOOS + 0x474e555)
504 #define PT_GNU_MBIND_HI (PT_GNU_MBIND_LO + PT_GNU_MBIND_NUM - 1)
505
506 /* Program segment permissions, in program header p_flags field. */
507
508 #define PF_X (1 << 0) /* Segment is executable */
509 #define PF_W (1 << 1) /* Segment is writable */
510 #define PF_R (1 << 2) /* Segment is readable */
511 /* #define PF_MASKOS 0x0F000000 *//* OS-specific reserved bits */
512 #define PF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */
513 #define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */
514
515 /* Values for section header, sh_type field. */
516
517 #define SHT_NULL 0 /* Section header table entry unused */
518 #define SHT_PROGBITS 1 /* Program specific (private) data */
519 #define SHT_SYMTAB 2 /* Link editing symbol table */
520 #define SHT_STRTAB 3 /* A string table */
521 #define SHT_RELA 4 /* Relocation entries with addends */
522 #define SHT_HASH 5 /* A symbol hash table */
523 #define SHT_DYNAMIC 6 /* Information for dynamic linking */
524 #define SHT_NOTE 7 /* Information that marks file */
525 #define SHT_NOBITS 8 /* Section occupies no space in file */
526 #define SHT_REL 9 /* Relocation entries, no addends */
527 #define SHT_SHLIB 10 /* Reserved, unspecified semantics */
528 #define SHT_DYNSYM 11 /* Dynamic linking symbol table */
529
530 #define SHT_INIT_ARRAY 14 /* Array of ptrs to init functions */
531 #define SHT_FINI_ARRAY 15 /* Array of ptrs to finish functions */
532 #define SHT_PREINIT_ARRAY 16 /* Array of ptrs to pre-init funcs */
533 #define SHT_GROUP 17 /* Section contains a section group */
534 #define SHT_SYMTAB_SHNDX 18 /* Indices for SHN_XINDEX entries */
535 #define SHT_RELR 19 /* RELR relative relocations */
536
537 #define SHT_LOOS 0x60000000 /* First of OS specific semantics */
538 #define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */
539
540 #define SHT_GNU_INCREMENTAL_INPUTS 0x6fff4700 /* incremental build data */
541 #define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* Object attributes */
542 #define SHT_GNU_HASH 0x6ffffff6 /* GNU style symbol hash table */
543 #define SHT_GNU_LIBLIST 0x6ffffff7 /* List of prelink dependencies */
544
545 /* The next three section types are defined by Solaris, and are named
546 SHT_SUNW*. We use them in GNU code, so we also define SHT_GNU*
547 versions. */
548 #define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */
549 #define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */
550 #define SHT_SUNW_versym 0x6fffffff /* Symbol versions */
551
552 #define SHT_GNU_verdef SHT_SUNW_verdef
553 #define SHT_GNU_verneed SHT_SUNW_verneed
554 #define SHT_GNU_versym SHT_SUNW_versym
555
556 #define SHT_LOPROC 0x70000000 /* Processor-specific semantics, lo */
557 #define SHT_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */
558 #define SHT_LOUSER 0x80000000 /* Application-specific semantics */
559 /* #define SHT_HIUSER 0x8FFFFFFF *//* Application-specific semantics */
560 #define SHT_HIUSER 0xFFFFFFFF /* New value, defined in Oct 4, 1999 Draft */
561
562 /* Values for section header, sh_flags field. */
563
564 #define SHF_WRITE (1 << 0) /* Writable data during execution */
565 #define SHF_ALLOC (1 << 1) /* Occupies memory during execution */
566 #define SHF_EXECINSTR (1 << 2) /* Executable machine instructions */
567 #define SHF_MERGE (1 << 4) /* Data in this section can be merged */
568 #define SHF_STRINGS (1 << 5) /* Contains null terminated character strings */
569 #define SHF_INFO_LINK (1 << 6) /* sh_info holds section header table index */
570 #define SHF_LINK_ORDER (1 << 7) /* Preserve section ordering when linking */
571 #define SHF_OS_NONCONFORMING (1 << 8) /* OS specific processing required */
572 #define SHF_GROUP (1 << 9) /* Member of a section group */
573 #define SHF_TLS (1 << 10) /* Thread local storage section */
574 #define SHF_COMPRESSED (1 << 11) /* Section with compressed data */
575
576 /* #define SHF_MASKOS 0x0F000000 *//* OS-specific semantics */
577 #define SHF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */
578 #define SHF_GNU_RETAIN (1 << 21) /* Section should not be garbage collected by the linker. */
579 #define SHF_MASKPROC 0xF0000000 /* Processor-specific semantics */
580
581 /* This used to be implemented as a processor specific section flag.
582 We just make it generic. */
583 #define SHF_EXCLUDE 0x80000000 /* Link editor is to exclude
584 this section from executable
585 and shared library that it
586 builds when those objects
587 are not to be further
588 relocated. */
589
590 #define SHF_GNU_MBIND 0x01000000 /* Mbind section. */
591
592 /* Compression types. */
593 #define ELFCOMPRESS_ZLIB 1 /* Compressed with zlib. */
594 #define ELFCOMPRESS_ZSTD 2 /* Compressed with zstd */
595 /* (see http://www.zstandard.org). */
596 #define ELFCOMPRESS_LOOS 0x60000000 /* OS-specific semantics, lo */
597 #define ELFCOMPRESS_HIOS 0x6FFFFFFF /* OS-specific semantics, hi */
598 #define ELFCOMPRESS_LOPROC 0x70000000 /* Processor-specific semantics, lo */
599 #define ELFCOMPRESS_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */
600
601 /* Values of note segment descriptor types for core files. */
602
603 #define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
604 #define NT_FPREGSET 2 /* Contains copy of fpregset struct */
605 #define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */
606 #define NT_TASKSTRUCT 4 /* Contains copy of task struct */
607 #define NT_AUXV 6 /* Contains copy of Elfxx_auxv_t */
608 #define NT_PRXFPREG 0x46e62b7f /* Contains a user_xfpregs_struct; */
609 /* note name must be "LINUX". */
610 #define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */
611 /* note name must be "LINUX". */
612 #define NT_PPC_VSX 0x102 /* PowerPC VSX registers */
613 /* note name must be "LINUX". */
614 #define NT_PPC_TAR 0x103 /* PowerPC Target Address Register */
615 /* note name must be "LINUX". */
616 #define NT_PPC_PPR 0x104 /* PowerPC Program Priority Register */
617 /* note name must be "LINUX". */
618 #define NT_PPC_DSCR 0x105 /* PowerPC Data Stream Control Register */
619 /* note name must be "LINUX". */
620 #define NT_PPC_EBB 0x106 /* PowerPC Event Based Branch Registers */
621 /* note name must be "LINUX". */
622 #define NT_PPC_PMU 0x107 /* PowerPC Performance Monitor Registers */
623 /* note name must be "LINUX". */
624 #define NT_PPC_TM_CGPR 0x108 /* PowerPC TM checkpointed GPR Registers */
625 /* note name must be "LINUX". */
626 #define NT_PPC_TM_CFPR 0x109 /* PowerPC TM checkpointed FPR Registers */
627 /* note name must be "LINUX". */
628 #define NT_PPC_TM_CVMX 0x10a /* PowerPC TM checkpointed VMX Registers */
629 /* note name must be "LINUX". */
630 #define NT_PPC_TM_CVSX 0x10b /* PowerPC TM checkpointed VSX Registers */
631 /* note name must be "LINUX". */
632 #define NT_PPC_TM_SPR 0x10c /* PowerPC TM Special Purpose Registers */
633 /* note name must be "LINUX". */
634 #define NT_PPC_TM_CTAR 0x10d /* PowerPC TM checkpointed TAR */
635 /* note name must be "LINUX". */
636 #define NT_PPC_TM_CPPR 0x10e /* PowerPC TM checkpointed PPR */
637 /* note name must be "LINUX". */
638 #define NT_PPC_TM_CDSCR 0x10f /* PowerPC TM checkpointed Data SCR */
639 /* note name must be "LINUX". */
640 #define NT_386_TLS 0x200 /* x86 TLS information */
641 /* note name must be "LINUX". */
642 #define NT_386_IOPERM 0x201 /* x86 io permissions */
643 /* note name must be "LINUX". */
644 #define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state */
645 /* note name must be "LINUX". */
646 #define NT_X86_CET 0x203 /* x86 CET state. */
647 /* note name must be "LINUX". */
648 #define NT_S390_HIGH_GPRS 0x300 /* S/390 upper halves of GPRs */
649 /* note name must be "LINUX". */
650 #define NT_S390_TIMER 0x301 /* S390 timer */
651 /* note name must be "LINUX". */
652 #define NT_S390_TODCMP 0x302 /* S390 TOD clock comparator */
653 /* note name must be "LINUX". */
654 #define NT_S390_TODPREG 0x303 /* S390 TOD programmable register */
655 /* note name must be "LINUX". */
656 #define NT_S390_CTRS 0x304 /* S390 control registers */
657 /* note name must be "LINUX". */
658 #define NT_S390_PREFIX 0x305 /* S390 prefix register */
659 /* note name must be "LINUX". */
660 #define NT_S390_LAST_BREAK 0x306 /* S390 breaking event address */
661 /* note name must be "LINUX". */
662 #define NT_S390_SYSTEM_CALL 0x307 /* S390 system call restart data */
663 /* note name must be "LINUX". */
664 #define NT_S390_TDB 0x308 /* S390 transaction diagnostic block */
665 /* note name must be "LINUX". */
666 #define NT_S390_VXRS_LOW 0x309 /* S390 vector registers 0-15 upper half */
667 /* note name must be "LINUX". */
668 #define NT_S390_VXRS_HIGH 0x30a /* S390 vector registers 16-31 */
669 /* note name must be "LINUX". */
670 #define NT_S390_GS_CB 0x30b /* s390 guarded storage registers */
671 /* note name must be "LINUX". */
672 #define NT_S390_GS_BC 0x30c /* s390 guarded storage broadcast control block */
673 /* note name must be "LINUX". */
674 #define NT_ARM_VFP 0x400 /* ARM VFP registers */
675 /* The following definitions should really use NT_AARCH_..., but defined
676 this way for compatibility with Linux. */
677 #define NT_ARM_TLS 0x401 /* AArch TLS registers */
678 /* note name must be "LINUX". */
679 #define NT_ARM_HW_BREAK 0x402 /* AArch hardware breakpoint registers */
680 /* note name must be "LINUX". */
681 #define NT_ARM_HW_WATCH 0x403 /* AArch hardware watchpoint registers */
682 /* note name must be "LINUX". */
683 #define NT_ARM_SYSTEM_CALL 0x404 /* AArch ARM system call number */
684 /* note name must be "LINUX". */
685 #define NT_ARM_SVE 0x405 /* AArch SVE registers. */
686 /* note name must be "LINUX". */
687 #define NT_ARM_PAC_MASK 0x406 /* AArch pointer authentication code masks */
688 /* note name must be "LINUX". */
689 #define NT_ARM_PACA_KEYS 0x407 /* ARM pointer authentication address
690 keys */
691 /* note name must be "LINUX". */
692 #define NT_ARM_PACG_KEYS 0x408 /* ARM pointer authentication generic
693 keys */
694 /* note name must be "LINUX". */
695 #define NT_ARM_TAGGED_ADDR_CTRL 0x409 /* AArch64 tagged address control
696 (prctl()) */
697 /* note name must be "LINUX". */
698 #define NT_ARM_PAC_ENABLED_KEYS 0x40a /* AArch64 pointer authentication
699 enabled keys (prctl()) */
700 /* note name must be "LINUX". */
701 #define NT_ARM_SSVE 0x40b /* AArch64 SME streaming SVE registers. */
702 /* Note: name must be "LINUX". */
703 #define NT_ARM_ZA 0x40c /* AArch64 SME ZA register. */
704 /* Note: name must be "LINUX". */
705 #define NT_ARM_ZT 0x40d /* AArch64 SME2 ZT registers. */
706 /* Note: name must be "LINUX". */
707 #define NT_ARC_V2 0x600 /* ARC HS accumulator/extra registers. */
708 /* note name must be "LINUX". */
709 #define NT_LARCH_CPUCFG 0xa00 /* LoongArch CPU config registers */
710 /* note name must be "LINUX". */
711 #define NT_LARCH_CSR 0xa01 /* LoongArch Control State Registers */
712 /* note name must be "LINUX". */
713 #define NT_LARCH_LSX 0xa02 /* LoongArch SIMD eXtension registers */
714 /* note name must be "LINUX". */
715 #define NT_LARCH_LASX 0xa03 /* LoongArch Advanced SIMD eXtension registers */
716 /* note name must be "LINUX". */
717 #define NT_LARCH_LBT 0xa04 /* LoongArch Binary Translation registers */
718 /* note name must be "CORE". */
719 #define NT_RISCV_CSR 0x900 /* RISC-V Control and Status Registers */
720 /* note name must be "LINUX". */
721 #define NT_SIGINFO 0x53494749 /* Fields of siginfo_t. */
722 #define NT_FILE 0x46494c45 /* Description of mapped files. */
723
724 /* The range 0xff000000 to 0xffffffff is set aside for notes that don't
725 originate from any particular operating system. */
726 #define NT_GDB_TDESC 0xff000000 /* Contains copy of GDB's target description XML. */
727
728 /* Note segments for core files on dir-style procfs systems. */
729
730 #define NT_PSTATUS 10 /* Has a struct pstatus */
731 #define NT_FPREGS 12 /* Has a struct fpregset */
732 #define NT_PSINFO 13 /* Has a struct psinfo */
733 #define NT_LWPSTATUS 16 /* Has a struct lwpstatus_t */
734 #define NT_LWPSINFO 17 /* Has a struct lwpsinfo_t */
735 #define NT_WIN32PSTATUS 18 /* Has a struct win32_pstatus */
736
737 /* Note segment for SystemTap probes. */
738 #define NT_STAPSDT 3
739
740 /* Note segments for core files on FreeBSD systems. Note name is
741 "FreeBSD". */
742
743 #define NT_FREEBSD_THRMISC 7 /* Thread miscellaneous info. */
744 #define NT_FREEBSD_PROCSTAT_PROC 8 /* Procstat proc data. */
745 #define NT_FREEBSD_PROCSTAT_FILES 9 /* Procstat files data. */
746 #define NT_FREEBSD_PROCSTAT_VMMAP 10 /* Procstat vmmap data. */
747 #define NT_FREEBSD_PROCSTAT_GROUPS 11 /* Procstat groups data. */
748 #define NT_FREEBSD_PROCSTAT_UMASK 12 /* Procstat umask data. */
749 #define NT_FREEBSD_PROCSTAT_RLIMIT 13 /* Procstat rlimit data. */
750 #define NT_FREEBSD_PROCSTAT_OSREL 14 /* Procstat osreldate data. */
751 #define NT_FREEBSD_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */
752 #define NT_FREEBSD_PROCSTAT_AUXV 16 /* Procstat auxv data. */
753 #define NT_FREEBSD_PTLWPINFO 17 /* Thread ptrace miscellaneous info. */
754 #define NT_FREEBSD_X86_SEGBASES 0x200 /* x86 segment base registers */
755
756 /* Note segments for core files on NetBSD systems. Note name
757 must start with "NetBSD-CORE". */
758
759 #define NT_NETBSDCORE_PROCINFO 1 /* Has a struct procinfo */
760 #define NT_NETBSDCORE_AUXV 2 /* Has auxv data */
761 #define NT_NETBSDCORE_LWPSTATUS 24 /* Has LWPSTATUS data */
762 #define NT_NETBSDCORE_FIRSTMACH 32 /* start of machdep note types */
763
764
765 /* Note segments for core files on OpenBSD systems. Note name is
766 "OpenBSD". */
767
768 #define NT_OPENBSD_PROCINFO 10
769 #define NT_OPENBSD_AUXV 11
770 #define NT_OPENBSD_REGS 20
771 #define NT_OPENBSD_FPREGS 21
772 #define NT_OPENBSD_XFPREGS 22
773 #define NT_OPENBSD_WCOOKIE 23
774
775 /* Note segments for core files on QNX systems. Note name
776 must start with "QNX". */
777 #define QNT_DEBUG_FULLPATH 1
778 #define QNT_DEBUG_RELOC 2
779 #define QNT_STACK 3
780 #define QNT_GENERATOR 4
781 #define QNT_DEFAULT_LIB 5
782 #define QNT_CORE_SYSINFO 6
783 #define QNT_CORE_INFO 7
784 #define QNT_CORE_STATUS 8
785 #define QNT_CORE_GREG 9
786 #define QNT_CORE_FPREG 10
787 #define QNT_LINK_MAP 11
788
789 /* Note segments for core files on Solaris systems. Note name
790 must start with "CORE". */
791 #define SOLARIS_NT_PRSTATUS 1
792 #define SOLARIS_NT_PRFPREG 2
793 #define SOLARIS_NT_PRPSINFO 3
794 #define SOLARIS_NT_PRXREG 4
795 #define SOLARIS_NT_PLATFORM 5
796 #define SOLARIS_NT_AUXV 6
797 #define SOLARIS_NT_GWINDOWS 7
798 #define SOLARIS_NT_ASRS 8
799 #define SOLARIS_NT_LDT 9
800 #define SOLARIS_NT_PSTATUS 10
801 #define SOLARIS_NT_PSINFO 13
802 #define SOLARIS_NT_PRCRED 14
803 #define SOLARIS_NT_UTSNAME 15
804 #define SOLARIS_NT_LWPSTATUS 16
805 #define SOLARIS_NT_LWPSINFO 17
806 #define SOLARIS_NT_PRPRIV 18
807 #define SOLARIS_NT_PRPRIVINFO 19
808 #define SOLARIS_NT_CONTENT 20
809 #define SOLARIS_NT_ZONENAME 21
810 #define SOLARIS_NT_PRCPUXREG 22
811
812 /* Note segments for core files on SPU systems. Note name
813 must start with "SPU/". */
814
815 #define NT_SPU 1
816
817 /* Values of note segment descriptor types for object files. */
818
819 #define NT_VERSION 1 /* Contains a version string. */
820 #define NT_ARCH 2 /* Contains an architecture string. */
821 #define NT_GO_BUILDID 4 /* Contains GO buildid data. */
822
823 /* Values for notes in non-core files using name "GNU". */
824
825 #define NT_GNU_ABI_TAG 1
826 #define NT_GNU_HWCAP 2 /* Used by ld.so and kernel vDSO. */
827 #define NT_GNU_BUILD_ID 3 /* Generated by ld --build-id. */
828 #define NT_GNU_GOLD_VERSION 4 /* Generated by gold. */
829 #define NT_GNU_PROPERTY_TYPE_0 5 /* Generated by gcc. */
830
831 #define NT_GNU_BUILD_ATTRIBUTE_OPEN 0x100
832 #define NT_GNU_BUILD_ATTRIBUTE_FUNC 0x101
833
834 #define GNU_BUILD_ATTRIBUTE_TYPE_NUMERIC '*'
835 #define GNU_BUILD_ATTRIBUTE_TYPE_STRING '$'
836 #define GNU_BUILD_ATTRIBUTE_TYPE_BOOL_TRUE '+'
837 #define GNU_BUILD_ATTRIBUTE_TYPE_BOOL_FALSE '!'
838
839 #define GNU_BUILD_ATTRIBUTE_VERSION 1
840 #define GNU_BUILD_ATTRIBUTE_STACK_PROT 2
841 #define GNU_BUILD_ATTRIBUTE_RELRO 3
842 #define GNU_BUILD_ATTRIBUTE_STACK_SIZE 4
843 #define GNU_BUILD_ATTRIBUTE_TOOL 5
844 #define GNU_BUILD_ATTRIBUTE_ABI 6
845 #define GNU_BUILD_ATTRIBUTE_PIC 7
846 #define GNU_BUILD_ATTRIBUTE_SHORT_ENUM 8
847
848 #define NOTE_GNU_PROPERTY_SECTION_NAME ".note.gnu.property"
849 #define GNU_BUILD_ATTRS_SECTION_NAME ".gnu.build.attributes"
850
851 /* Values used in GNU .note.gnu.property notes (NT_GNU_PROPERTY_TYPE_0). */
852 #define GNU_PROPERTY_STACK_SIZE 1
853 #define GNU_PROPERTY_NO_COPY_ON_PROTECTED 2
854
855 /* A 4-byte unsigned integer property: A bit is set if it is set in all
856 relocatable inputs. */
857 #define GNU_PROPERTY_UINT32_AND_LO 0xb0000000
858 #define GNU_PROPERTY_UINT32_AND_HI 0xb0007fff
859
860 /* A 4-byte unsigned integer property: A bit is set if it is set in any
861 relocatable inputs. */
862 #define GNU_PROPERTY_UINT32_OR_LO 0xb0008000
863 #define GNU_PROPERTY_UINT32_OR_HI 0xb000ffff
864
865 /* The needed properties by the object file. */
866 #define GNU_PROPERTY_1_NEEDED GNU_PROPERTY_UINT32_OR_LO
867
868 /* Set if the object file requires canonical function pointers and
869 cannot be used with copy relocation. */
870 #define GNU_PROPERTY_1_NEEDED_INDIRECT_EXTERN_ACCESS (1U << 0)
871
872 /* Processor-specific semantics, lo */
873 #define GNU_PROPERTY_LOPROC 0xc0000000
874 /* Processor-specific semantics, hi */
875 #define GNU_PROPERTY_HIPROC 0xdfffffff
876 /* Application-specific semantics, lo */
877 #define GNU_PROPERTY_LOUSER 0xe0000000
878 /* Application-specific semantics, hi */
879 #define GNU_PROPERTY_HIUSER 0xffffffff
880
881 #define GNU_PROPERTY_X86_COMPAT_ISA_1_USED 0xc0000000
882 #define GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED 0xc0000001
883
884 #define GNU_PROPERTY_X86_COMPAT_ISA_1_486 (1U << 0)
885 #define GNU_PROPERTY_X86_COMPAT_ISA_1_586 (1U << 1)
886 #define GNU_PROPERTY_X86_COMPAT_ISA_1_686 (1U << 2)
887 #define GNU_PROPERTY_X86_COMPAT_ISA_1_SSE (1U << 3)
888 #define GNU_PROPERTY_X86_COMPAT_ISA_1_SSE2 (1U << 4)
889 #define GNU_PROPERTY_X86_COMPAT_ISA_1_SSE3 (1U << 5)
890 #define GNU_PROPERTY_X86_COMPAT_ISA_1_SSSE3 (1U << 6)
891 #define GNU_PROPERTY_X86_COMPAT_ISA_1_SSE4_1 (1U << 7)
892 #define GNU_PROPERTY_X86_COMPAT_ISA_1_SSE4_2 (1U << 8)
893 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX (1U << 9)
894 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX2 (1U << 10)
895 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512F (1U << 11)
896 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512CD (1U << 12)
897 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512ER (1U << 13)
898 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512PF (1U << 14)
899 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512VL (1U << 15)
900 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512DQ (1U << 16)
901 #define GNU_PROPERTY_X86_COMPAT_ISA_1_AVX512BW (1U << 17)
902
903 /* A 4-byte unsigned integer property: A bit is set if it is set in all
904 relocatable inputs. */
905 #define GNU_PROPERTY_X86_UINT32_AND_LO 0xc0000002
906 #define GNU_PROPERTY_X86_UINT32_AND_HI 0xc0007fff
907
908 /* A 4-byte unsigned integer property: A bit is set if it is set in any
909 relocatable inputs. */
910 #define GNU_PROPERTY_X86_UINT32_OR_LO 0xc0008000
911 #define GNU_PROPERTY_X86_UINT32_OR_HI 0xc000ffff
912
913 /* A 4-byte unsigned integer property: A bit is set if it is set in any
914 relocatable inputs and the property is present in all relocatable
915 inputs. */
916 #define GNU_PROPERTY_X86_UINT32_OR_AND_LO 0xc0010000
917 #define GNU_PROPERTY_X86_UINT32_OR_AND_HI 0xc0017fff
918
919 #define GNU_PROPERTY_X86_FEATURE_1_AND \
920 (GNU_PROPERTY_X86_UINT32_AND_LO + 0)
921
922 #define GNU_PROPERTY_X86_ISA_1_NEEDED \
923 (GNU_PROPERTY_X86_UINT32_OR_LO + 2)
924 #define GNU_PROPERTY_X86_FEATURE_2_NEEDED \
925 (GNU_PROPERTY_X86_UINT32_OR_LO + 1)
926
927 #define GNU_PROPERTY_X86_ISA_1_USED \
928 (GNU_PROPERTY_X86_UINT32_OR_AND_LO + 2)
929 #define GNU_PROPERTY_X86_FEATURE_2_USED \
930 (GNU_PROPERTY_X86_UINT32_OR_AND_LO + 1)
931
932 /* GNU_PROPERTY_X86_ISA_1_BASELINE: CMOV, CX8 (cmpxchg8b), FPU (fld),
933 MMX, OSFXSR (fxsave), SCE (syscall), SSE and SSE2. */
934 #define GNU_PROPERTY_X86_ISA_1_BASELINE (1U << 0)
935 /* GNU_PROPERTY_X86_ISA_1_V2: GNU_PROPERTY_X86_ISA_1_BASELINE,
936 CMPXCHG16B (cmpxchg16b), LAHF-SAHF (lahf), POPCNT (popcnt), SSE3,
937 SSSE3, SSE4.1 and SSE4.2. */
938 #define GNU_PROPERTY_X86_ISA_1_V2 (1U << 1)
939 /* GNU_PROPERTY_X86_ISA_1_V3: GNU_PROPERTY_X86_ISA_1_V2, AVX, AVX2, BMI1,
940 BMI2, F16C, FMA, LZCNT, MOVBE, XSAVE. */
941 #define GNU_PROPERTY_X86_ISA_1_V3 (1U << 2)
942 /* GNU_PROPERTY_X86_ISA_1_V4: GNU_PROPERTY_X86_ISA_1_V3, AVX512F,
943 AVX512BW, AVX512CD, AVX512DQ and AVX512VL. */
944 #define GNU_PROPERTY_X86_ISA_1_V4 (1U << 3)
945
946 #define GNU_PROPERTY_X86_FEATURE_1_IBT (1U << 0)
947 #define GNU_PROPERTY_X86_FEATURE_1_SHSTK (1U << 1)
948 #define GNU_PROPERTY_X86_FEATURE_1_LAM_U48 (1U << 2)
949 #define GNU_PROPERTY_X86_FEATURE_1_LAM_U57 (1U << 3)
950
951 #define GNU_PROPERTY_X86_FEATURE_2_X86 (1U << 0)
952 #define GNU_PROPERTY_X86_FEATURE_2_X87 (1U << 1)
953 #define GNU_PROPERTY_X86_FEATURE_2_MMX (1U << 2)
954 #define GNU_PROPERTY_X86_FEATURE_2_XMM (1U << 3)
955 #define GNU_PROPERTY_X86_FEATURE_2_YMM (1U << 4)
956 #define GNU_PROPERTY_X86_FEATURE_2_ZMM (1U << 5)
957 #define GNU_PROPERTY_X86_FEATURE_2_FXSR (1U << 6)
958 #define GNU_PROPERTY_X86_FEATURE_2_XSAVE (1U << 7)
959 #define GNU_PROPERTY_X86_FEATURE_2_XSAVEOPT (1U << 8)
960 #define GNU_PROPERTY_X86_FEATURE_2_XSAVEC (1U << 9)
961 #define GNU_PROPERTY_X86_FEATURE_2_TMM (1U << 10)
962 #define GNU_PROPERTY_X86_FEATURE_2_MASK (1U << 11)
963
964 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED \
965 (GNU_PROPERTY_X86_UINT32_OR_LO + 0)
966
967 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED \
968 (GNU_PROPERTY_X86_UINT32_OR_AND_LO + 0)
969
970 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_CMOV (1U << 0)
971 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_SSE (1U << 1)
972 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_SSE2 (1U << 2)
973 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_SSE3 (1U << 3)
974 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_SSSE3 (1U << 4)
975 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_SSE4_1 (1U << 5)
976 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_SSE4_2 (1U << 6)
977 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX (1U << 7)
978 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX2 (1U << 8)
979 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_FMA (1U << 9)
980 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512F (1U << 10)
981 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512CD (1U << 11)
982 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512ER (1U << 12)
983 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512PF (1U << 13)
984 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512VL (1U << 14)
985 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512DQ (1U << 15)
986 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512BW (1U << 16)
987 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_4FMAPS (1U << 17)
988 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_4VNNIW (1U << 18)
989 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_BITALG (1U << 19)
990 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_IFMA (1U << 20)
991 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_VBMI (1U << 21)
992 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_VBMI2 (1U << 22)
993 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_VNNI (1U << 23)
994 #define GNU_PROPERTY_X86_COMPAT_2_ISA_1_AVX512_BF16 (1U << 24)
995
996 /* AArch64 specific GNU PROPERTY. */
997 #define GNU_PROPERTY_AARCH64_FEATURE_1_AND 0xc0000000
998
999 #define GNU_PROPERTY_AARCH64_FEATURE_1_BTI (1U << 0)
1000 #define GNU_PROPERTY_AARCH64_FEATURE_1_PAC (1U << 1)
1001
1002 /* Values used in GNU .note.ABI-tag notes (NT_GNU_ABI_TAG). */
1003 #define GNU_ABI_TAG_LINUX 0
1004 #define GNU_ABI_TAG_HURD 1
1005 #define GNU_ABI_TAG_SOLARIS 2
1006 #define GNU_ABI_TAG_FREEBSD 3
1007 #define GNU_ABI_TAG_NETBSD 4
1008 #define GNU_ABI_TAG_SYLLABLE 5
1009 #define GNU_ABI_TAG_NACL 6
1010
1011 /* Values for NetBSD .note.netbsd.ident notes. Note name is "NetBSD". */
1012
1013 #define NT_NETBSD_IDENT 1
1014 #define NT_NETBSD_MARCH 5
1015
1016 /* Values for NetBSD .note.netbsd.ident notes. Note name is "PaX". */
1017 #define NT_NETBSD_PAX 3
1018 #define NT_NETBSD_PAX_MPROTECT 0x01 /* Force enable Mprotect. */
1019 #define NT_NETBSD_PAX_NOMPROTECT 0x02 /* Force disable Mprotect. */
1020 #define NT_NETBSD_PAX_GUARD 0x04 /* Force enable Segvguard. */
1021 #define NT_NETBSD_PAX_NOGUARD 0x08 /* Force disable Segvguard. */
1022 #define NT_NETBSD_PAX_ASLR 0x10 /* Force enable ASLR. */
1023 #define NT_NETBSD_PAX_NOASLR 0x20 /* Force disable ASLR. */
1024
1025 /* Values for OpenBSD .note.openbsd.ident notes. Note name is "OpenBSD". */
1026
1027 #define NT_OPENBSD_IDENT 1
1028
1029 /* Values for FreeBSD .note.ABI-tag notes. Note name is "FreeBSD". */
1030
1031 #define NT_FREEBSD_ABI_TAG 1
1032
1033 /* Values for FDO .note.package notes as defined on https://systemd.io/COREDUMP_PACKAGE_METADATA/ */
1034 #define FDO_PACKAGING_METADATA 0xcafe1a7e
1035
1036 /* These three macros disassemble and assemble a symbol table st_info field,
1037 which contains the symbol binding and symbol type. The STB_ and STT_
1038 defines identify the binding and type. */
1039
1040 #define ELF_ST_BIND(val) (((unsigned int)(val)) >> 4)
1041 #define ELF_ST_TYPE(val) ((val) & 0xF)
1042 #define ELF_ST_INFO(bind,type) (((bind) << 4) + ((type) & 0xF))
1043
1044 /* The 64bit and 32bit versions of these macros are identical, but
1045 the ELF spec defines them, so here they are. */
1046 #define ELF32_ST_BIND ELF_ST_BIND
1047 #define ELF32_ST_TYPE ELF_ST_TYPE
1048 #define ELF32_ST_INFO ELF_ST_INFO
1049 #define ELF64_ST_BIND ELF_ST_BIND
1050 #define ELF64_ST_TYPE ELF_ST_TYPE
1051 #define ELF64_ST_INFO ELF_ST_INFO
1052
1053 /* This macro disassembles and assembles a symbol's visibility into
1054 the st_other field. The STV_ defines specify the actual visibility. */
1055
1056 #define ELF_ST_VISIBILITY(v) ((v) & 0x3)
1057 /* The remaining bits in the st_other field are not currently used.
1058 They should be set to zero. */
1059
1060 #define ELF32_ST_VISIBILITY ELF_ST_VISIBILITY
1061 #define ELF64_ST_VISIBILITY ELF_ST_VISIBILITY
1062
1063
1064 #define STN_UNDEF 0 /* Undefined symbol index */
1065
1066 #define STB_LOCAL 0 /* Symbol not visible outside obj */
1067 #define STB_GLOBAL 1 /* Symbol visible outside obj */
1068 #define STB_WEAK 2 /* Like globals, lower precedence */
1069 #define STB_LOOS 10 /* OS-specific semantics */
1070 #define STB_GNU_UNIQUE 10 /* Symbol is unique in namespace */
1071 #define STB_HIOS 12 /* OS-specific semantics */
1072 #define STB_LOPROC 13 /* Processor-specific semantics */
1073 #define STB_HIPROC 15 /* Processor-specific semantics */
1074
1075 #define STT_NOTYPE 0 /* Symbol type is unspecified */
1076 #define STT_OBJECT 1 /* Symbol is a data object */
1077 #define STT_FUNC 2 /* Symbol is a code object */
1078 #define STT_SECTION 3 /* Symbol associated with a section */
1079 #define STT_FILE 4 /* Symbol gives a file name */
1080 #define STT_COMMON 5 /* An uninitialised common block */
1081 #define STT_TLS 6 /* Thread local data object */
1082 #define STT_RELC 8 /* Complex relocation expression */
1083 #define STT_SRELC 9 /* Signed Complex relocation expression */
1084 #define STT_LOOS 10 /* OS-specific semantics */
1085 #define STT_GNU_IFUNC 10 /* Symbol is an indirect code object */
1086 #define STT_HIOS 12 /* OS-specific semantics */
1087 #define STT_LOPROC 13 /* Processor-specific semantics */
1088 #define STT_HIPROC 15 /* Processor-specific semantics */
1089
1090 /* The following constants control how a symbol may be accessed once it has
1091 become part of an executable or shared library. */
1092
1093 #define STV_DEFAULT 0 /* Visibility is specified by binding type */
1094 #define STV_INTERNAL 1 /* OS specific version of STV_HIDDEN */
1095 #define STV_HIDDEN 2 /* Can only be seen inside currect component */
1096 #define STV_PROTECTED 3 /* Treat as STB_LOCAL inside current component */
1097
1098 /* Relocation info handling macros. */
1099
1100 #define ELF32_R_SYM(i) ((i) >> 8)
1101 #define ELF32_R_TYPE(i) ((i) & 0xff)
1102 #define ELF32_R_INFO(s,t) (((unsigned) (s) << 8) + ((t) & 0xff))
1103
1104 #define ELF64_R_SYM(i) ((i) >> 32)
1105 #define ELF64_R_TYPE(i) ((i) & 0xffffffff)
1106 #define ELF64_R_INFO(s,t) (((bfd_vma) (s) << 31 << 1) + (bfd_vma) (t))
1107
1108 /* Dynamic section tags. */
1109
1110 #define DT_NULL 0
1111 #define DT_NEEDED 1
1112 #define DT_PLTRELSZ 2
1113 #define DT_PLTGOT 3
1114 #define DT_HASH 4
1115 #define DT_STRTAB 5
1116 #define DT_SYMTAB 6
1117 #define DT_RELA 7
1118 #define DT_RELASZ 8
1119 #define DT_RELAENT 9
1120 #define DT_STRSZ 10
1121 #define DT_SYMENT 11
1122 #define DT_INIT 12
1123 #define DT_FINI 13
1124 #define DT_SONAME 14
1125 #define DT_RPATH 15
1126 #define DT_SYMBOLIC 16
1127 #define DT_REL 17
1128 #define DT_RELSZ 18
1129 #define DT_RELENT 19
1130 #define DT_PLTREL 20
1131 #define DT_DEBUG 21
1132 #define DT_TEXTREL 22
1133 #define DT_JMPREL 23
1134 #define DT_BIND_NOW 24
1135 #define DT_INIT_ARRAY 25
1136 #define DT_FINI_ARRAY 26
1137 #define DT_INIT_ARRAYSZ 27
1138 #define DT_FINI_ARRAYSZ 28
1139 #define DT_RUNPATH 29
1140 #define DT_FLAGS 30
1141
1142 /* Values in the range [DT_ENCODING, DT_LOOS) use d_un.d_ptr if the
1143 value is even, d_un.d_val if odd. */
1144 #define DT_ENCODING 32
1145 #define DT_PREINIT_ARRAY 32
1146 #define DT_PREINIT_ARRAYSZ 33
1147 #define DT_SYMTAB_SHNDX 34
1148 #define DT_RELRSZ 35
1149 #define DT_RELR 36
1150 #define DT_RELRENT 37
1151
1152 /* Note, the Oct 4, 1999 draft of the ELF ABI changed the values
1153 for DT_LOOS and DT_HIOS. Some implementations however, use
1154 values outside of the new range (see below). */
1155 #define OLD_DT_LOOS 0x60000000
1156 #define DT_LOOS 0x6000000d
1157 #define DT_HIOS 0x6ffff000
1158 #define OLD_DT_HIOS 0x6fffffff
1159
1160 #define DT_LOPROC 0x70000000
1161 #define DT_HIPROC 0x7fffffff
1162
1163 /* The next 2 dynamic tag ranges, integer value range (DT_VALRNGLO to
1164 DT_VALRNGHI) and virtual address range (DT_ADDRRNGLO to DT_ADDRRNGHI),
1165 are used on Solaris. We support them everywhere. Note these values
1166 lie outside of the (new) range for OS specific values. This is a
1167 deliberate special case and we maintain it for backwards compatability.
1168 */
1169 #define DT_VALRNGLO 0x6ffffd00
1170 #define DT_GNU_FLAGS_1 0x6ffffdf4
1171 #define DT_GNU_PRELINKED 0x6ffffdf5
1172 #define DT_GNU_CONFLICTSZ 0x6ffffdf6
1173 #define DT_GNU_LIBLISTSZ 0x6ffffdf7
1174 #define DT_CHECKSUM 0x6ffffdf8
1175 #define DT_PLTPADSZ 0x6ffffdf9
1176 #define DT_MOVEENT 0x6ffffdfa
1177 #define DT_MOVESZ 0x6ffffdfb
1178 #define DT_FEATURE 0x6ffffdfc
1179 #define DT_POSFLAG_1 0x6ffffdfd
1180 #define DT_SYMINSZ 0x6ffffdfe
1181 #define DT_SYMINENT 0x6ffffdff
1182 #define DT_VALRNGHI 0x6ffffdff
1183
1184 #define DT_ADDRRNGLO 0x6ffffe00
1185 #define DT_GNU_HASH 0x6ffffef5
1186 #define DT_TLSDESC_PLT 0x6ffffef6
1187 #define DT_TLSDESC_GOT 0x6ffffef7
1188 #define DT_GNU_CONFLICT 0x6ffffef8
1189 #define DT_GNU_LIBLIST 0x6ffffef9
1190 #define DT_CONFIG 0x6ffffefa
1191 #define DT_DEPAUDIT 0x6ffffefb
1192 #define DT_AUDIT 0x6ffffefc
1193 #define DT_PLTPAD 0x6ffffefd
1194 #define DT_MOVETAB 0x6ffffefe
1195 #define DT_SYMINFO 0x6ffffeff
1196 #define DT_ADDRRNGHI 0x6ffffeff
1197
1198 #define DT_RELACOUNT 0x6ffffff9
1199 #define DT_RELCOUNT 0x6ffffffa
1200 #define DT_FLAGS_1 0x6ffffffb
1201 #define DT_VERDEF 0x6ffffffc
1202 #define DT_VERDEFNUM 0x6ffffffd
1203 #define DT_VERNEED 0x6ffffffe
1204 #define DT_VERNEEDNUM 0x6fffffff
1205
1206 /* This tag is a GNU extension to the Solaris version scheme. */
1207 #define DT_VERSYM 0x6ffffff0
1208
1209 #define DT_LOPROC 0x70000000
1210 #define DT_HIPROC 0x7fffffff
1211
1212 /* These section tags are used on Solaris. We support them
1213 everywhere, and hope they do not conflict. */
1214
1215 #define DT_AUXILIARY 0x7ffffffd
1216 #define DT_USED 0x7ffffffe
1217 #define DT_FILTER 0x7fffffff
1218
1219
1220 /* Values used in DT_FEATURE .dynamic entry. */
1221 #define DTF_1_PARINIT 0x00000001
1222 /* From
1223
1224 http://docs.sun.com:80/ab2/coll.45.13/LLM/@Ab2PageView/21165?Ab2Lang=C&Ab2Enc=iso-8859-1
1225
1226 DTF_1_CONFEXP is the same as DTF_1_PARINIT. It is a typo. The value
1227 defined here is the same as the one in <sys/link.h> on Solaris 8. */
1228 #define DTF_1_CONFEXP 0x00000002
1229
1230 /* Flag values used in the DT_POSFLAG_1 .dynamic entry. */
1231 #define DF_P1_LAZYLOAD 0x00000001
1232 #define DF_P1_GROUPPERM 0x00000002
1233
1234 /* Flag value in the DT_GNU_FLAGS_1 /dynamic entry. */
1235 #define DF_GNU_1_UNIQUE 0x00000001
1236
1237 /* Flag value in in the DT_FLAGS_1 .dynamic entry. */
1238 #define DF_1_NOW 0x00000001
1239 #define DF_1_GLOBAL 0x00000002
1240 #define DF_1_GROUP 0x00000004
1241 #define DF_1_NODELETE 0x00000008
1242 #define DF_1_LOADFLTR 0x00000010
1243 #define DF_1_INITFIRST 0x00000020
1244 #define DF_1_NOOPEN 0x00000040
1245 #define DF_1_ORIGIN 0x00000080
1246 #define DF_1_DIRECT 0x00000100
1247 #define DF_1_TRANS 0x00000200
1248 #define DF_1_INTERPOSE 0x00000400
1249 #define DF_1_NODEFLIB 0x00000800
1250 #define DF_1_NODUMP 0x00001000
1251 #define DF_1_CONFALT 0x00002000
1252 #define DF_1_ENDFILTEE 0x00004000
1253 #define DF_1_DISPRELDNE 0x00008000
1254 #define DF_1_DISPRELPND 0x00010000
1255 #define DF_1_NODIRECT 0x00020000
1256 #define DF_1_IGNMULDEF 0x00040000
1257 #define DF_1_NOKSYMS 0x00080000
1258 #define DF_1_NOHDR 0x00100000
1259 #define DF_1_EDITED 0x00200000
1260 #define DF_1_NORELOC 0x00400000
1261 #define DF_1_SYMINTPOSE 0x00800000
1262 #define DF_1_GLOBAUDIT 0x01000000
1263 #define DF_1_SINGLETON 0x02000000
1264 #define DF_1_STUB 0x04000000
1265 #define DF_1_PIE 0x08000000
1266 #define DF_1_KMOD 0x10000000
1267 #define DF_1_WEAKFILTER 0x20000000
1268 #define DF_1_NOCOMMON 0x40000000
1269
1270 /* Flag values for the DT_FLAGS entry. */
1271 #define DF_ORIGIN (1 << 0)
1272 #define DF_SYMBOLIC (1 << 1)
1273 #define DF_TEXTREL (1 << 2)
1274 #define DF_BIND_NOW (1 << 3)
1275 #define DF_STATIC_TLS (1 << 4)
1276
1277 /* These constants are used for the version number of a Elf32_Verdef
1278 structure. */
1279
1280 #define VER_DEF_NONE 0
1281 #define VER_DEF_CURRENT 1
1282
1283 /* These constants appear in the vd_flags field of a Elf32_Verdef
1284 structure.
1285
1286 Cf. the Solaris Linker and Libraries Guide, Ch. 7, Object File Format,
1287 Versioning Sections, for a description:
1288
1289 http://docs.sun.com/app/docs/doc/819-0690/chapter6-93046?l=en&a=view */
1290
1291 #define VER_FLG_BASE 0x1
1292 #define VER_FLG_WEAK 0x2
1293 #define VER_FLG_INFO 0x4
1294
1295 /* These special constants can be found in an Elf32_Versym field. */
1296
1297 #define VER_NDX_LOCAL 0
1298 #define VER_NDX_GLOBAL 1
1299
1300 /* These constants are used for the version number of a Elf32_Verneed
1301 structure. */
1302
1303 #define VER_NEED_NONE 0
1304 #define VER_NEED_CURRENT 1
1305
1306 /* This flag appears in a Versym structure. It means that the symbol
1307 is hidden, and is only visible with an explicit version number.
1308 This is a GNU extension. */
1309
1310 #define VERSYM_HIDDEN 0x8000
1311
1312 /* This is the mask for the rest of the Versym information. */
1313
1314 #define VERSYM_VERSION 0x7fff
1315
1316 /* This is a special token which appears as part of a symbol name. It
1317 indictes that the rest of the name is actually the name of a
1318 version node, and is not part of the actual name. This is a GNU
1319 extension. For example, the symbol name `stat@ver2' is taken to
1320 mean the symbol `stat' in version `ver2'. */
1321
1322 #define ELF_VER_CHR '@'
1323
1324 /* Possible values for si_boundto. */
1325
1326 #define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */
1327 #define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */
1328 #define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */
1329
1330 /* Possible bitmasks for si_flags. */
1331
1332 #define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */
1333 #define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */
1334 #define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */
1335 #define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy loaded */
1336
1337 /* Syminfo version values. */
1338
1339 #define SYMINFO_NONE 0
1340 #define SYMINFO_CURRENT 1
1341 #define SYMINFO_NUM 2
1342
1343 /* Section Group Flags. */
1344
1345 #define GRP_COMDAT 0x1 /* A COMDAT group */
1346 #define GRP_MASKOS 0x0ff00000 /* Bits in this range reserved for OS specific use. */
1347 #define GRP_MASKPROC 0xf0000000 /* Bits in this range reserved for processor use. */
1348
1349 /* Auxv a_type values. */
1350
1351 #define AT_NULL 0 /* End of vector */
1352 #define AT_IGNORE 1 /* Entry should be ignored */
1353 #define AT_EXECFD 2 /* File descriptor of program */
1354 #define AT_PHDR 3 /* Program headers for program */
1355 #define AT_PHENT 4 /* Size of program header entry */
1356 #define AT_PHNUM 5 /* Number of program headers */
1357 #define AT_PAGESZ 6 /* System page size */
1358 #define AT_BASE 7 /* Base address of interpreter */
1359 #define AT_FLAGS 8 /* Flags */
1360 #define AT_ENTRY 9 /* Entry point of program */
1361 #define AT_NOTELF 10 /* Program is not ELF */
1362 #define AT_UID 11 /* Real uid */
1363 #define AT_EUID 12 /* Effective uid */
1364 #define AT_GID 13 /* Real gid */
1365 #define AT_EGID 14 /* Effective gid */
1366 #define AT_CLKTCK 17 /* Frequency of times() */
1367 #define AT_PLATFORM 15 /* String identifying platform. */
1368 #define AT_HWCAP 16 /* Machine dependent hints about
1369 processor capabilities. */
1370 #define AT_FPUCW 18 /* Used FPU control word. */
1371 #define AT_DCACHEBSIZE 19 /* Data cache block size. */
1372 #define AT_ICACHEBSIZE 20 /* Instruction cache block size. */
1373 #define AT_UCACHEBSIZE 21 /* Unified cache block size. */
1374 #define AT_IGNOREPPC 22 /* Entry should be ignored */
1375 #define AT_SECURE 23 /* Boolean, was exec setuid-like? */
1376 #define AT_BASE_PLATFORM 24 /* String identifying real platform,
1377 may differ from AT_PLATFORM. */
1378 #define AT_RANDOM 25 /* Address of 16 random bytes. */
1379 #define AT_HWCAP2 26 /* Extension of AT_HWCAP. */
1380 #define AT_RSEQ_FEATURE_SIZE 27 /* rseq supported feature size */
1381 #define AT_RSEQ_ALIGN 28 /* rseq allocation alignment */
1382 #define AT_EXECFN 31 /* Filename of executable. */
1383 /* Pointer to the global system page used for system calls and other
1384 nice things. */
1385 #define AT_SYSINFO 32
1386 #define AT_SYSINFO_EHDR 33 /* Pointer to ELF header of system-supplied DSO. */
1387
1388 /* More complete cache descriptions than AT_[DIU]CACHEBSIZE. If the
1389 value is -1, then the cache doesn't exist. Otherwise:
1390
1391 bit 0-3: Cache set-associativity; 0 means fully associative.
1392 bit 4-7: Log2 of cacheline size.
1393 bit 8-31: Size of the entire cache >> 8. */
1394
1395 #define AT_L1I_CACHESHAPE 34
1396 #define AT_L1D_CACHESHAPE 35
1397 #define AT_L2_CACHESHAPE 36
1398 #define AT_L3_CACHESHAPE 37
1399
1400 /* Shapes of the caches, with more room to describe them.
1401 *GEOMETRY are comprised of cache line size in bytes in the bottom 16 bits
1402 and the cache associativity in the next 16 bits. */
1403 #define AT_L1I_CACHESIZE 40
1404 #define AT_L1I_CACHEGEOMETRY 41
1405 #define AT_L1D_CACHESIZE 42
1406 #define AT_L1D_CACHEGEOMETRY 43
1407 #define AT_L2_CACHESIZE 44
1408 #define AT_L2_CACHEGEOMETRY 45
1409 #define AT_L3_CACHESIZE 46
1410 #define AT_L3_CACHEGEOMETRY 47
1411
1412 #define AT_MINSIGSTKSZ 51 /* Stack needed for signal delivery
1413 (AArch64). */
1414
1415 #define AT_FREEBSD_EXECPATH 15 /* Path to the executable. */
1416 #define AT_FREEBSD_CANARY 16 /* Canary for SSP. */
1417 #define AT_FREEBSD_CANARYLEN 17 /* Length of the canary. */
1418 #define AT_FREEBSD_OSRELDATE 18 /* OSRELDATE. */
1419 #define AT_FREEBSD_NCPUS 19 /* Number of CPUs. */
1420 #define AT_FREEBSD_PAGESIZES 20 /* Pagesizes. */
1421 #define AT_FREEBSD_PAGESIZESLEN 21 /* Number of pagesizes. */
1422 #define AT_FREEBSD_TIMEKEEP 22 /* Pointer to timehands. */
1423 #define AT_FREEBSD_STACKPROT 23 /* Initial stack protection. */
1424 #define AT_FREEBSD_EHDRFLAGS 24 /* e_flags field from ELF header. */
1425 #define AT_FREEBSD_HWCAP 25 /* CPU feature flags. */
1426 #define AT_FREEBSD_HWCAP2 26 /* CPU feature flags 2. */
1427 #define AT_FREEBSD_BSDFLAGS 27 /* ELF BSD Flags. */
1428 #define AT_FREEBSD_ARGC 28 /* Argument count. */
1429 #define AT_FREEBSD_ARGV 29 /* Argument vector. */
1430 #define AT_FREEBSD_ENVC 30 /* Environment count. */
1431 #define AT_FREEBSD_ENVV 31 /* Environment vvector. */
1432 #define AT_FREEBSD_PS_STRINGS 32 /* struct ps_strings. */
1433 #define AT_FREEBSD_FXRNG 33 /* Pointer to root RNG seed version. */
1434 #define AT_FREEBSD_KPRELOAD 34 /* Base of vdso. */
1435 #define AT_FREEBSD_USRSTACKBASE 35 /* Top of user stack. */
1436 #define AT_FREEBSD_USRSTACKLIM 36 /* Grow limit of user stack. */
1437
1438 #define AT_SUN_UID 2000 /* Effective user ID. */
1439 #define AT_SUN_RUID 2001 /* Real user ID. */
1440 #define AT_SUN_GID 2002 /* Effective group ID. */
1441 #define AT_SUN_RGID 2003 /* Real group ID. */
1442 #define AT_SUN_LDELF 2004 /* Dynamic linker's ELF header. */
1443 #define AT_SUN_LDSHDR 2005 /* Dynamic linker's section headers. */
1444 #define AT_SUN_LDNAME 2006 /* String giving name of dynamic linker. */
1445 #define AT_SUN_LPAGESZ 2007 /* Large pagesize. */
1446 #define AT_SUN_PLATFORM 2008 /* Platform name string. */
1447 #define AT_SUN_CAP_HW1 2009 /* Machine dependent hints about
1448 processor capabilities. */
1449 #ifndef AT_SUN_HWCAP
1450 #define AT_SUN_HWCAP AT_SUN_CAP_HW1 /* For backward compat only. */
1451 #endif
1452 #define AT_SUN_IFLUSH 2010 /* Should flush icache? */
1453 #define AT_SUN_CPU 2011 /* CPU name string. */
1454 #define AT_SUN_EMUL_ENTRY 2012 /* COFF entry point address. */
1455 #define AT_SUN_EMUL_EXECFD 2013 /* COFF executable file descriptor. */
1456 #define AT_SUN_EXECNAME 2014 /* Canonicalized file name given to execve. */
1457 #define AT_SUN_MMU 2015 /* String for name of MMU module. */
1458 #define AT_SUN_LDDATA 2016 /* Dynamic linker's data segment address. */
1459 #define AT_SUN_AUXFLAGS 2017 /* AF_SUN_ flags passed from the kernel. */
1460 #define AT_SUN_EMULATOR 2018 /* Name of emulation binary for runtime
1461 linker. */
1462 #define AT_SUN_BRANDNAME 2019 /* Name of brand library. */
1463 #define AT_SUN_BRAND_AUX1 2020 /* Aux vectors for brand modules. */
1464 #define AT_SUN_BRAND_AUX2 2021
1465 #define AT_SUN_BRAND_AUX3 2022
1466 #define AT_SUN_CAP_HW2 2023 /* Extension of AT_SUN_CAP_HW1. */
1467
1468 #endif /* _ELF_COMMON_H */