1 //===- ELFTypes.h - Endian specific types for ELF ---------------*- 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 #ifndef LLVM_OBJECT_ELFTYPES_H
11 #define LLVM_OBJECT_ELFTYPES_H
13 #include "llvm/Support/DataTypes.h"
14 #include "llvm/Support/ELF.h"
15 #include "llvm/Support/Endian.h"
20 using support::endianness;
22 template <endianness target_endianness, bool is64Bits> struct ELFType {
23 static const endianness TargetEndianness = target_endianness;
24 static const bool Is64Bits = is64Bits;
27 // Use an alignment of 2 for the typedefs since that is the worst case for
28 // ELF files in archives.
30 // Templates to choose Elf_Addr and Elf_Off depending on is64Bits.
31 template <endianness target_endianness> struct ELFDataTypeTypedefHelperCommon {
32 typedef support::detail::packed_endian_specific_integral<
33 uint16_t, target_endianness, 2> Elf_Half;
34 typedef support::detail::packed_endian_specific_integral<
35 uint32_t, target_endianness, 2> Elf_Word;
36 typedef support::detail::packed_endian_specific_integral<
37 int32_t, target_endianness, 2> Elf_Sword;
38 typedef support::detail::packed_endian_specific_integral<
39 uint64_t, target_endianness, 2> Elf_Xword;
40 typedef support::detail::packed_endian_specific_integral<
41 int64_t, target_endianness, 2> Elf_Sxword;
44 template <class ELFT> struct ELFDataTypeTypedefHelper;
47 template <endianness TargetEndianness>
48 struct ELFDataTypeTypedefHelper<ELFType<TargetEndianness, false>>
49 : ELFDataTypeTypedefHelperCommon<TargetEndianness> {
50 typedef uint32_t value_type;
51 typedef support::detail::packed_endian_specific_integral<
52 value_type, TargetEndianness, 2> Elf_Addr;
53 typedef support::detail::packed_endian_specific_integral<
54 value_type, TargetEndianness, 2> Elf_Off;
58 template <endianness TargetEndianness>
59 struct ELFDataTypeTypedefHelper<ELFType<TargetEndianness, true>>
60 : ELFDataTypeTypedefHelperCommon<TargetEndianness> {
61 typedef uint64_t value_type;
62 typedef support::detail::packed_endian_specific_integral<
63 value_type, TargetEndianness, 2> Elf_Addr;
64 typedef support::detail::packed_endian_specific_integral<
65 value_type, TargetEndianness, 2> Elf_Off;
68 // I really don't like doing this, but the alternative is copypasta.
69 #define LLVM_ELF_IMPORT_TYPES(E, W) \
70 typedef typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Addr Elf_Addr; \
71 typedef typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Off Elf_Off; \
72 typedef typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Half Elf_Half; \
73 typedef typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Word Elf_Word; \
75 typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Sword Elf_Sword; \
77 typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Xword Elf_Xword; \
79 typename ELFDataTypeTypedefHelper<ELFType<E, W>>::Elf_Sxword Elf_Sxword;
81 #define LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) \
82 LLVM_ELF_IMPORT_TYPES(ELFT::TargetEndianness, ELFT::Is64Bits)
85 template <class ELFT> struct Elf_Shdr_Base;
87 template <endianness TargetEndianness>
88 struct Elf_Shdr_Base<ELFType<TargetEndianness, false>> {
89 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
90 Elf_Word sh_name; // Section name (index into string table)
91 Elf_Word sh_type; // Section type (SHT_*)
92 Elf_Word sh_flags; // Section flags (SHF_*)
93 Elf_Addr sh_addr; // Address where section is to be loaded
94 Elf_Off sh_offset; // File offset of section data, in bytes
95 Elf_Word sh_size; // Size of section, in bytes
96 Elf_Word sh_link; // Section type-specific header table index link
97 Elf_Word sh_info; // Section type-specific extra information
98 Elf_Word sh_addralign; // Section address alignment
99 Elf_Word sh_entsize; // Size of records contained within the section
102 template <endianness TargetEndianness>
103 struct Elf_Shdr_Base<ELFType<TargetEndianness, true>> {
104 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
105 Elf_Word sh_name; // Section name (index into string table)
106 Elf_Word sh_type; // Section type (SHT_*)
107 Elf_Xword sh_flags; // Section flags (SHF_*)
108 Elf_Addr sh_addr; // Address where section is to be loaded
109 Elf_Off sh_offset; // File offset of section data, in bytes
110 Elf_Xword sh_size; // Size of section, in bytes
111 Elf_Word sh_link; // Section type-specific header table index link
112 Elf_Word sh_info; // Section type-specific extra information
113 Elf_Xword sh_addralign; // Section address alignment
114 Elf_Xword sh_entsize; // Size of records contained within the section
117 template <class ELFT>
118 struct Elf_Shdr_Impl : Elf_Shdr_Base<ELFT> {
119 using Elf_Shdr_Base<ELFT>::sh_entsize;
120 using Elf_Shdr_Base<ELFT>::sh_size;
122 /// @brief Get the number of entities this section contains if it has any.
123 unsigned getEntityCount() const {
126 return sh_size / sh_entsize;
130 template <class ELFT> struct Elf_Sym_Base;
132 template <endianness TargetEndianness>
133 struct Elf_Sym_Base<ELFType<TargetEndianness, false>> {
134 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
135 Elf_Word st_name; // Symbol name (index into string table)
136 Elf_Addr st_value; // Value or address associated with the symbol
137 Elf_Word st_size; // Size of the symbol
138 unsigned char st_info; // Symbol's type and binding attributes
139 unsigned char st_other; // Must be zero; reserved
140 Elf_Half st_shndx; // Which section (header table index) it's defined in
143 template <endianness TargetEndianness>
144 struct Elf_Sym_Base<ELFType<TargetEndianness, true>> {
145 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
146 Elf_Word st_name; // Symbol name (index into string table)
147 unsigned char st_info; // Symbol's type and binding attributes
148 unsigned char st_other; // Must be zero; reserved
149 Elf_Half st_shndx; // Which section (header table index) it's defined in
150 Elf_Addr st_value; // Value or address associated with the symbol
151 Elf_Xword st_size; // Size of the symbol
154 template <class ELFT>
155 struct Elf_Sym_Impl : Elf_Sym_Base<ELFT> {
156 using Elf_Sym_Base<ELFT>::st_info;
157 using Elf_Sym_Base<ELFT>::st_shndx;
158 using Elf_Sym_Base<ELFT>::st_other;
160 // These accessors and mutators correspond to the ELF32_ST_BIND,
161 // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification:
162 unsigned char getBinding() const { return st_info >> 4; }
163 unsigned char getType() const { return st_info & 0x0f; }
164 void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
165 void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
166 void setBindingAndType(unsigned char b, unsigned char t) {
167 st_info = (b << 4) + (t & 0x0f);
170 /// Access to the STV_xxx flag stored in the first two bits of st_other.
175 unsigned char getVisibility() const { return st_other & 0x3; }
176 void setVisibility(unsigned char v) {
177 assert(v < 4 && "Invalid value for visibility");
178 st_other = (st_other & ~0x3) | v;
181 bool isAbsolute() const { return st_shndx == ELF::SHN_ABS; }
182 bool isCommon() const {
183 return !isUndefined() &&
184 !(st_shndx >= ELF::SHN_LORESERVE && st_shndx < ELF::SHN_ABS);
186 bool isDefined() const {
187 return !isUndefined() &&
188 (!(st_shndx >= ELF::SHN_LORESERVE &&
189 st_shndx <= ELF::SHN_HIRESERVE) ||
190 st_shndx == ELF::SHN_XINDEX);
192 bool isProcessorSpecific() const {
193 return st_shndx >= ELF::SHN_LOPROC && st_shndx <= ELF::SHN_HIPROC;
195 bool isOSSpecific() const {
196 return st_shndx >= ELF::SHN_LOOS && st_shndx <= ELF::SHN_HIOS;
198 bool isReserved() const {
199 return st_shndx > ELF::SHN_HIOS && st_shndx < ELF::SHN_ABS;
201 bool isUndefined() const { return st_shndx == ELF::SHN_UNDEF; }
204 /// Elf_Versym: This is the structure of entries in the SHT_GNU_versym section
205 /// (.gnu.version). This structure is identical for ELF32 and ELF64.
206 template <class ELFT>
207 struct Elf_Versym_Impl {
208 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
209 Elf_Half vs_index; // Version index with flags (e.g. VERSYM_HIDDEN)
212 template <class ELFT> struct Elf_Verdaux_Impl;
214 /// Elf_Verdef: This is the structure of entries in the SHT_GNU_verdef section
215 /// (.gnu.version_d). This structure is identical for ELF32 and ELF64.
216 template <class ELFT>
217 struct Elf_Verdef_Impl {
218 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
219 typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux;
220 Elf_Half vd_version; // Version of this structure (e.g. VER_DEF_CURRENT)
221 Elf_Half vd_flags; // Bitwise flags (VER_DEF_*)
222 Elf_Half vd_ndx; // Version index, used in .gnu.version entries
223 Elf_Half vd_cnt; // Number of Verdaux entries
224 Elf_Word vd_hash; // Hash of name
225 Elf_Word vd_aux; // Offset to the first Verdaux entry (in bytes)
226 Elf_Word vd_next; // Offset to the next Verdef entry (in bytes)
228 /// Get the first Verdaux entry for this Verdef.
229 const Elf_Verdaux *getAux() const {
230 return reinterpret_cast<const Elf_Verdaux *>((const char *)this + vd_aux);
234 /// Elf_Verdaux: This is the structure of auxiliary data in the SHT_GNU_verdef
235 /// section (.gnu.version_d). This structure is identical for ELF32 and ELF64.
236 template <class ELFT>
237 struct Elf_Verdaux_Impl {
238 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
239 Elf_Word vda_name; // Version name (offset in string table)
240 Elf_Word vda_next; // Offset to next Verdaux entry (in bytes)
243 /// Elf_Verneed: This is the structure of entries in the SHT_GNU_verneed
244 /// section (.gnu.version_r). This structure is identical for ELF32 and ELF64.
245 template <class ELFT>
246 struct Elf_Verneed_Impl {
247 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
248 Elf_Half vn_version; // Version of this structure (e.g. VER_NEED_CURRENT)
249 Elf_Half vn_cnt; // Number of associated Vernaux entries
250 Elf_Word vn_file; // Library name (string table offset)
251 Elf_Word vn_aux; // Offset to first Vernaux entry (in bytes)
252 Elf_Word vn_next; // Offset to next Verneed entry (in bytes)
255 /// Elf_Vernaux: This is the structure of auxiliary data in SHT_GNU_verneed
256 /// section (.gnu.version_r). This structure is identical for ELF32 and ELF64.
257 template <class ELFT>
258 struct Elf_Vernaux_Impl {
259 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
260 Elf_Word vna_hash; // Hash of dependency name
261 Elf_Half vna_flags; // Bitwise Flags (VER_FLAG_*)
262 Elf_Half vna_other; // Version index, used in .gnu.version entries
263 Elf_Word vna_name; // Dependency name
264 Elf_Word vna_next; // Offset to next Vernaux entry (in bytes)
267 /// Elf_Dyn_Base: This structure matches the form of entries in the dynamic
268 /// table section (.dynamic) look like.
269 template <class ELFT> struct Elf_Dyn_Base;
271 template <endianness TargetEndianness>
272 struct Elf_Dyn_Base<ELFType<TargetEndianness, false>> {
273 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
281 template <endianness TargetEndianness>
282 struct Elf_Dyn_Base<ELFType<TargetEndianness, true>> {
283 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
291 /// Elf_Dyn_Impl: This inherits from Elf_Dyn_Base, adding getters and setters.
292 template <class ELFT>
293 struct Elf_Dyn_Impl : Elf_Dyn_Base<ELFT> {
294 using Elf_Dyn_Base<ELFT>::d_tag;
295 using Elf_Dyn_Base<ELFT>::d_un;
296 int64_t getTag() const { return d_tag; }
297 uint64_t getVal() const { return d_un.d_val; }
298 uint64_t getPtr() const { return d_un.ptr; }
301 // Elf_Rel: Elf Relocation
302 template <class ELFT, bool isRela> struct Elf_Rel_Base;
304 template <endianness TargetEndianness>
305 struct Elf_Rel_Base<ELFType<TargetEndianness, false>, false> {
306 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
307 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
308 Elf_Word r_info; // Symbol table index and type of relocation to apply
310 uint32_t getRInfo(bool isMips64EL) const {
314 void setRInfo(uint32_t R, bool IsMips64EL) {
320 template <endianness TargetEndianness>
321 struct Elf_Rel_Base<ELFType<TargetEndianness, true>, false> {
322 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
323 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
324 Elf_Xword r_info; // Symbol table index and type of relocation to apply
326 uint64_t getRInfo(bool isMips64EL) const {
330 // Mips64 little endian has a "special" encoding of r_info. Instead of one
331 // 64 bit little endian number, it is a little endian 32 bit number followed
332 // by a 32 bit big endian number.
333 return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) |
334 ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff);
336 void setRInfo(uint64_t R, bool IsMips64EL) {
338 r_info = (R >> 32) | ((R & 0xff000000) << 8) | ((R & 0x00ff0000) << 24) |
339 ((R & 0x0000ff00) << 40) | ((R & 0x000000ff) << 56);
345 template <endianness TargetEndianness>
346 struct Elf_Rel_Base<ELFType<TargetEndianness, false>, true> {
347 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
348 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
349 Elf_Word r_info; // Symbol table index and type of relocation to apply
350 Elf_Sword r_addend; // Compute value for relocatable field by adding this
352 uint32_t getRInfo(bool isMips64EL) const {
356 void setRInfo(uint32_t R, bool IsMips64EL) {
362 template <endianness TargetEndianness>
363 struct Elf_Rel_Base<ELFType<TargetEndianness, true>, true> {
364 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
365 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
366 Elf_Xword r_info; // Symbol table index and type of relocation to apply
367 Elf_Sxword r_addend; // Compute value for relocatable field by adding this.
369 uint64_t getRInfo(bool isMips64EL) const {
370 // Mips64 little endian has a "special" encoding of r_info. Instead of one
371 // 64 bit little endian number, it is a little endian 32 bit number followed
372 // by a 32 bit big endian number.
376 return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) |
377 ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff);
379 void setRInfo(uint64_t R, bool IsMips64EL) {
381 r_info = (R >> 32) | ((R & 0xff000000) << 8) | ((R & 0x00ff0000) << 24) |
382 ((R & 0x0000ff00) << 40) | ((R & 0x000000ff) << 56);
388 template <class ELFT, bool isRela> struct Elf_Rel_Impl;
390 template <endianness TargetEndianness, bool isRela>
391 struct Elf_Rel_Impl<ELFType<TargetEndianness, true>, isRela>
392 : Elf_Rel_Base<ELFType<TargetEndianness, true>, isRela> {
393 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
395 // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
396 // and ELF64_R_INFO macros defined in the ELF specification:
397 uint32_t getSymbol(bool isMips64EL) const {
398 return (uint32_t)(this->getRInfo(isMips64EL) >> 32);
400 uint32_t getType(bool isMips64EL) const {
401 return (uint32_t)(this->getRInfo(isMips64EL) & 0xffffffffL);
403 void setSymbol(uint32_t s, bool IsMips64EL) {
404 setSymbolAndType(s, getType(), IsMips64EL);
406 void setType(uint32_t t, bool IsMips64EL) {
407 setSymbolAndType(getSymbol(), t, IsMips64EL);
409 void setSymbolAndType(uint32_t s, uint32_t t, bool IsMips64EL) {
410 this->setRInfo(((uint64_t)s << 32) + (t & 0xffffffffL), IsMips64EL);
414 template <endianness TargetEndianness, bool isRela>
415 struct Elf_Rel_Impl<ELFType<TargetEndianness, false>, isRela>
416 : Elf_Rel_Base<ELFType<TargetEndianness, false>, isRela> {
417 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
419 // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
420 // and ELF32_R_INFO macros defined in the ELF specification:
421 uint32_t getSymbol(bool isMips64EL) const {
422 return this->getRInfo(isMips64EL) >> 8;
424 unsigned char getType(bool isMips64EL) const {
425 return (unsigned char)(this->getRInfo(isMips64EL) & 0x0ff);
427 void setSymbol(uint32_t s, bool IsMips64EL) {
428 setSymbolAndType(s, getType(), IsMips64EL);
430 void setType(unsigned char t, bool IsMips64EL) {
431 setSymbolAndType(getSymbol(), t, IsMips64EL);
433 void setSymbolAndType(uint32_t s, unsigned char t, bool IsMips64EL) {
434 this->setRInfo((s << 8) + t, IsMips64EL);
438 template <class ELFT>
439 struct Elf_Ehdr_Impl {
440 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
441 unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes
442 Elf_Half e_type; // Type of file (see ET_*)
443 Elf_Half e_machine; // Required architecture for this file (see EM_*)
444 Elf_Word e_version; // Must be equal to 1
445 Elf_Addr e_entry; // Address to jump to in order to start program
446 Elf_Off e_phoff; // Program header table's file offset, in bytes
447 Elf_Off e_shoff; // Section header table's file offset, in bytes
448 Elf_Word e_flags; // Processor-specific flags
449 Elf_Half e_ehsize; // Size of ELF header, in bytes
450 Elf_Half e_phentsize; // Size of an entry in the program header table
451 Elf_Half e_phnum; // Number of entries in the program header table
452 Elf_Half e_shentsize; // Size of an entry in the section header table
453 Elf_Half e_shnum; // Number of entries in the section header table
454 Elf_Half e_shstrndx; // Section header table index of section name
456 bool checkMagic() const {
457 return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0;
459 unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; }
460 unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; }
463 template <class ELFT> struct Elf_Phdr_Impl;
465 template <endianness TargetEndianness>
466 struct Elf_Phdr_Impl<ELFType<TargetEndianness, false>> {
467 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
468 Elf_Word p_type; // Type of segment
469 Elf_Off p_offset; // FileOffset where segment is located, in bytes
470 Elf_Addr p_vaddr; // Virtual Address of beginning of segment
471 Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
472 Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero)
473 Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero)
474 Elf_Word p_flags; // Segment flags
475 Elf_Word p_align; // Segment alignment constraint
478 template <endianness TargetEndianness>
479 struct Elf_Phdr_Impl<ELFType<TargetEndianness, true>> {
480 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
481 Elf_Word p_type; // Type of segment
482 Elf_Word p_flags; // Segment flags
483 Elf_Off p_offset; // FileOffset where segment is located, in bytes
484 Elf_Addr p_vaddr; // Virtual Address of beginning of segment
485 Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
486 Elf_Xword p_filesz; // Num. of bytes in file image of segment (may be zero)
487 Elf_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero)
488 Elf_Xword p_align; // Segment alignment constraint
491 // MIPS .reginfo section
492 template <class ELFT>
493 struct Elf_Mips_RegInfo;
495 template <llvm::support::endianness TargetEndianness>
496 struct Elf_Mips_RegInfo<ELFType<TargetEndianness, false>> {
497 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
498 Elf_Word ri_gprmask; // bit-mask of used general registers
499 Elf_Word ri_cprmask[4]; // bit-mask of used co-processor registers
500 Elf_Addr ri_gp_value; // gp register value
503 template <llvm::support::endianness TargetEndianness>
504 struct Elf_Mips_RegInfo<ELFType<TargetEndianness, true>> {
505 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
506 Elf_Word ri_gprmask; // bit-mask of used general registers
507 Elf_Word ri_pad; // unused padding field
508 Elf_Word ri_cprmask[4]; // bit-mask of used co-processor registers
509 Elf_Addr ri_gp_value; // gp register value
512 // .MIPS.options section
513 template <class ELFT> struct Elf_Mips_Options {
514 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
515 uint8_t kind; // Determines interpretation of variable part of descriptor
516 uint8_t size; // Byte size of descriptor, including this header
517 Elf_Half section; // Section header index of section affected,
518 // or 0 for global options
519 Elf_Word info; // Kind-specific information
521 const Elf_Mips_RegInfo<ELFT> &getRegInfo() const {
522 assert(kind == llvm::ELF::ODK_REGINFO);
523 return *reinterpret_cast<const Elf_Mips_RegInfo<ELFT> *>(
524 (const uint8_t *)this + sizeof(Elf_Mips_Options));
528 // .MIPS.abiflags section content
529 template <class ELFT> struct Elf_Mips_ABIFlags {
530 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
531 Elf_Half version; // Version of the structure
532 uint8_t isa_level; // ISA level: 1-5, 32, and 64
533 uint8_t isa_rev; // ISA revision (0 for MIPS I - MIPS V)
534 uint8_t gpr_size; // General purpose registers size
535 uint8_t cpr1_size; // Co-processor 1 registers size
536 uint8_t cpr2_size; // Co-processor 2 registers size
537 uint8_t fp_abi; // Floating-point ABI flag
538 Elf_Word isa_ext; // Processor-specific extension
539 Elf_Word ases; // ASEs flags
540 Elf_Word flags1; // General flags
541 Elf_Word flags2; // General flags
544 } // end namespace object.
545 } // end namespace llvm.