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;
159 using Elf_Sym_Base<ELFT>::st_value;
161 // These accessors and mutators correspond to the ELF32_ST_BIND,
162 // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification:
163 unsigned char getBinding() const { return st_info >> 4; }
164 unsigned char getType() const { return st_info & 0x0f; }
165 uint64_t getValue() const { return st_value; }
166 void setBinding(unsigned char b) { setBindingAndType(b, getType()); }
167 void setType(unsigned char t) { setBindingAndType(getBinding(), t); }
168 void setBindingAndType(unsigned char b, unsigned char t) {
169 st_info = (b << 4) + (t & 0x0f);
172 /// Access to the STV_xxx flag stored in the first two bits of st_other.
177 unsigned char getVisibility() const { return st_other & 0x3; }
178 void setVisibility(unsigned char v) {
179 assert(v < 4 && "Invalid value for visibility");
180 st_other = (st_other & ~0x3) | v;
183 bool isAbsolute() const { return st_shndx == ELF::SHN_ABS; }
184 bool isCommon() const {
185 return getType() == ELF::STT_COMMON || st_shndx == ELF::SHN_COMMON;
187 bool isDefined() const {
188 return !isUndefined() &&
189 !(st_shndx >= ELF::SHN_LORESERVE && st_shndx < ELF::SHN_ABS);
191 bool isProcessorSpecific() const {
192 return st_shndx >= ELF::SHN_LOPROC && st_shndx <= ELF::SHN_HIPROC;
194 bool isOSSpecific() const {
195 return st_shndx >= ELF::SHN_LOOS && st_shndx <= ELF::SHN_HIOS;
197 bool isReserved() const {
198 return st_shndx > ELF::SHN_HIOS && st_shndx < ELF::SHN_ABS;
200 bool isUndefined() const { return st_shndx == ELF::SHN_UNDEF; }
203 /// Elf_Versym: This is the structure of entries in the SHT_GNU_versym section
204 /// (.gnu.version). This structure is identical for ELF32 and ELF64.
205 template <class ELFT>
206 struct Elf_Versym_Impl {
207 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
208 Elf_Half vs_index; // Version index with flags (e.g. VERSYM_HIDDEN)
211 template <class ELFT> struct Elf_Verdaux_Impl;
213 /// Elf_Verdef: This is the structure of entries in the SHT_GNU_verdef section
214 /// (.gnu.version_d). This structure is identical for ELF32 and ELF64.
215 template <class ELFT>
216 struct Elf_Verdef_Impl {
217 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
218 typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux;
219 Elf_Half vd_version; // Version of this structure (e.g. VER_DEF_CURRENT)
220 Elf_Half vd_flags; // Bitwise flags (VER_DEF_*)
221 Elf_Half vd_ndx; // Version index, used in .gnu.version entries
222 Elf_Half vd_cnt; // Number of Verdaux entries
223 Elf_Word vd_hash; // Hash of name
224 Elf_Word vd_aux; // Offset to the first Verdaux entry (in bytes)
225 Elf_Word vd_next; // Offset to the next Verdef entry (in bytes)
227 /// Get the first Verdaux entry for this Verdef.
228 const Elf_Verdaux *getAux() const {
229 return reinterpret_cast<const Elf_Verdaux *>((const char *)this + vd_aux);
233 /// Elf_Verdaux: This is the structure of auxiliary data in the SHT_GNU_verdef
234 /// section (.gnu.version_d). This structure is identical for ELF32 and ELF64.
235 template <class ELFT>
236 struct Elf_Verdaux_Impl {
237 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
238 Elf_Word vda_name; // Version name (offset in string table)
239 Elf_Word vda_next; // Offset to next Verdaux entry (in bytes)
242 /// Elf_Verneed: This is the structure of entries in the SHT_GNU_verneed
243 /// section (.gnu.version_r). This structure is identical for ELF32 and ELF64.
244 template <class ELFT>
245 struct Elf_Verneed_Impl {
246 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
247 Elf_Half vn_version; // Version of this structure (e.g. VER_NEED_CURRENT)
248 Elf_Half vn_cnt; // Number of associated Vernaux entries
249 Elf_Word vn_file; // Library name (string table offset)
250 Elf_Word vn_aux; // Offset to first Vernaux entry (in bytes)
251 Elf_Word vn_next; // Offset to next Verneed entry (in bytes)
254 /// Elf_Vernaux: This is the structure of auxiliary data in SHT_GNU_verneed
255 /// section (.gnu.version_r). This structure is identical for ELF32 and ELF64.
256 template <class ELFT>
257 struct Elf_Vernaux_Impl {
258 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
259 Elf_Word vna_hash; // Hash of dependency name
260 Elf_Half vna_flags; // Bitwise Flags (VER_FLAG_*)
261 Elf_Half vna_other; // Version index, used in .gnu.version entries
262 Elf_Word vna_name; // Dependency name
263 Elf_Word vna_next; // Offset to next Vernaux entry (in bytes)
266 /// Elf_Dyn_Base: This structure matches the form of entries in the dynamic
267 /// table section (.dynamic) look like.
268 template <class ELFT> struct Elf_Dyn_Base;
270 template <endianness TargetEndianness>
271 struct Elf_Dyn_Base<ELFType<TargetEndianness, false>> {
272 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
280 template <endianness TargetEndianness>
281 struct Elf_Dyn_Base<ELFType<TargetEndianness, true>> {
282 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
290 /// Elf_Dyn_Impl: This inherits from Elf_Dyn_Base, adding getters and setters.
291 template <class ELFT>
292 struct Elf_Dyn_Impl : Elf_Dyn_Base<ELFT> {
293 using Elf_Dyn_Base<ELFT>::d_tag;
294 using Elf_Dyn_Base<ELFT>::d_un;
295 int64_t getTag() const { return d_tag; }
296 uint64_t getVal() const { return d_un.d_val; }
297 uint64_t getPtr() const { return d_un.ptr; }
300 // Elf_Rel: Elf Relocation
301 template <class ELFT, bool isRela> struct Elf_Rel_Base;
303 template <endianness TargetEndianness>
304 struct Elf_Rel_Base<ELFType<TargetEndianness, false>, false> {
305 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
306 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
307 Elf_Word r_info; // Symbol table index and type of relocation to apply
309 uint32_t getRInfo(bool isMips64EL) const {
313 void setRInfo(uint32_t R, bool IsMips64EL) {
319 template <endianness TargetEndianness>
320 struct Elf_Rel_Base<ELFType<TargetEndianness, true>, false> {
321 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
322 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
323 Elf_Xword r_info; // Symbol table index and type of relocation to apply
325 uint64_t getRInfo(bool isMips64EL) const {
329 // Mips64 little endian has a "special" encoding of r_info. Instead of one
330 // 64 bit little endian number, it is a little endian 32 bit number followed
331 // by a 32 bit big endian number.
332 return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) |
333 ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff);
335 void setRInfo(uint64_t R, bool IsMips64EL) {
337 r_info = (R >> 32) | ((R & 0xff000000) << 8) | ((R & 0x00ff0000) << 24) |
338 ((R & 0x0000ff00) << 40) | ((R & 0x000000ff) << 56);
344 template <endianness TargetEndianness>
345 struct Elf_Rel_Base<ELFType<TargetEndianness, false>, true> {
346 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
347 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
348 Elf_Word r_info; // Symbol table index and type of relocation to apply
349 Elf_Sword r_addend; // Compute value for relocatable field by adding this
351 uint32_t getRInfo(bool isMips64EL) const {
355 void setRInfo(uint32_t R, bool IsMips64EL) {
361 template <endianness TargetEndianness>
362 struct Elf_Rel_Base<ELFType<TargetEndianness, true>, true> {
363 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
364 Elf_Addr r_offset; // Location (file byte offset, or program virtual addr)
365 Elf_Xword r_info; // Symbol table index and type of relocation to apply
366 Elf_Sxword r_addend; // Compute value for relocatable field by adding this.
368 uint64_t getRInfo(bool isMips64EL) const {
369 // Mips64 little endian has a "special" encoding of r_info. Instead of one
370 // 64 bit little endian number, it is a little endian 32 bit number followed
371 // by a 32 bit big endian number.
375 return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) |
376 ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff);
378 void setRInfo(uint64_t R, bool IsMips64EL) {
380 r_info = (R >> 32) | ((R & 0xff000000) << 8) | ((R & 0x00ff0000) << 24) |
381 ((R & 0x0000ff00) << 40) | ((R & 0x000000ff) << 56);
387 template <class ELFT, bool isRela> struct Elf_Rel_Impl;
389 template <endianness TargetEndianness, bool isRela>
390 struct Elf_Rel_Impl<ELFType<TargetEndianness, true>, isRela>
391 : Elf_Rel_Base<ELFType<TargetEndianness, true>, isRela> {
392 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
394 // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE,
395 // and ELF64_R_INFO macros defined in the ELF specification:
396 uint32_t getSymbol(bool isMips64EL) const {
397 return (uint32_t)(this->getRInfo(isMips64EL) >> 32);
399 uint32_t getType(bool isMips64EL) const {
400 return (uint32_t)(this->getRInfo(isMips64EL) & 0xffffffffL);
402 void setSymbol(uint32_t s, bool IsMips64EL) {
403 setSymbolAndType(s, getType(), IsMips64EL);
405 void setType(uint32_t t, bool IsMips64EL) {
406 setSymbolAndType(getSymbol(), t, IsMips64EL);
408 void setSymbolAndType(uint32_t s, uint32_t t, bool IsMips64EL) {
409 this->setRInfo(((uint64_t)s << 32) + (t & 0xffffffffL), IsMips64EL);
413 template <endianness TargetEndianness, bool isRela>
414 struct Elf_Rel_Impl<ELFType<TargetEndianness, false>, isRela>
415 : Elf_Rel_Base<ELFType<TargetEndianness, false>, isRela> {
416 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
418 // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE,
419 // and ELF32_R_INFO macros defined in the ELF specification:
420 uint32_t getSymbol(bool isMips64EL) const {
421 return this->getRInfo(isMips64EL) >> 8;
423 unsigned char getType(bool isMips64EL) const {
424 return (unsigned char)(this->getRInfo(isMips64EL) & 0x0ff);
426 void setSymbol(uint32_t s, bool IsMips64EL) {
427 setSymbolAndType(s, getType(), IsMips64EL);
429 void setType(unsigned char t, bool IsMips64EL) {
430 setSymbolAndType(getSymbol(), t, IsMips64EL);
432 void setSymbolAndType(uint32_t s, unsigned char t, bool IsMips64EL) {
433 this->setRInfo((s << 8) + t, IsMips64EL);
437 template <class ELFT>
438 struct Elf_Ehdr_Impl {
439 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
440 unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes
441 Elf_Half e_type; // Type of file (see ET_*)
442 Elf_Half e_machine; // Required architecture for this file (see EM_*)
443 Elf_Word e_version; // Must be equal to 1
444 Elf_Addr e_entry; // Address to jump to in order to start program
445 Elf_Off e_phoff; // Program header table's file offset, in bytes
446 Elf_Off e_shoff; // Section header table's file offset, in bytes
447 Elf_Word e_flags; // Processor-specific flags
448 Elf_Half e_ehsize; // Size of ELF header, in bytes
449 Elf_Half e_phentsize; // Size of an entry in the program header table
450 Elf_Half e_phnum; // Number of entries in the program header table
451 Elf_Half e_shentsize; // Size of an entry in the section header table
452 Elf_Half e_shnum; // Number of entries in the section header table
453 Elf_Half e_shstrndx; // Section header table index of section name
455 bool checkMagic() const {
456 return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0;
458 unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; }
459 unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; }
462 template <class ELFT> struct Elf_Phdr_Impl;
464 template <endianness TargetEndianness>
465 struct Elf_Phdr_Impl<ELFType<TargetEndianness, false>> {
466 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
467 Elf_Word p_type; // Type of segment
468 Elf_Off p_offset; // FileOffset where segment is located, in bytes
469 Elf_Addr p_vaddr; // Virtual Address of beginning of segment
470 Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
471 Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero)
472 Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero)
473 Elf_Word p_flags; // Segment flags
474 Elf_Word p_align; // Segment alignment constraint
477 template <endianness TargetEndianness>
478 struct Elf_Phdr_Impl<ELFType<TargetEndianness, true>> {
479 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
480 Elf_Word p_type; // Type of segment
481 Elf_Word p_flags; // Segment flags
482 Elf_Off p_offset; // FileOffset where segment is located, in bytes
483 Elf_Addr p_vaddr; // Virtual Address of beginning of segment
484 Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
485 Elf_Xword p_filesz; // Num. of bytes in file image of segment (may be zero)
486 Elf_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero)
487 Elf_Xword p_align; // Segment alignment constraint
490 // MIPS .reginfo section
491 template <class ELFT>
492 struct Elf_Mips_RegInfo;
494 template <llvm::support::endianness TargetEndianness>
495 struct Elf_Mips_RegInfo<ELFType<TargetEndianness, false>> {
496 LLVM_ELF_IMPORT_TYPES(TargetEndianness, false)
497 Elf_Word ri_gprmask; // bit-mask of used general registers
498 Elf_Word ri_cprmask[4]; // bit-mask of used co-processor registers
499 Elf_Addr ri_gp_value; // gp register value
502 template <llvm::support::endianness TargetEndianness>
503 struct Elf_Mips_RegInfo<ELFType<TargetEndianness, true>> {
504 LLVM_ELF_IMPORT_TYPES(TargetEndianness, true)
505 Elf_Word ri_gprmask; // bit-mask of used general registers
506 Elf_Word ri_pad; // unused padding field
507 Elf_Word ri_cprmask[4]; // bit-mask of used co-processor registers
508 Elf_Addr ri_gp_value; // gp register value
511 // .MIPS.options section
512 template <class ELFT> struct Elf_Mips_Options {
513 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
514 uint8_t kind; // Determines interpretation of variable part of descriptor
515 uint8_t size; // Byte size of descriptor, including this header
516 Elf_Half section; // Section header index of section affected,
517 // or 0 for global options
518 Elf_Word info; // Kind-specific information
520 const Elf_Mips_RegInfo<ELFT> &getRegInfo() const {
521 assert(kind == llvm::ELF::ODK_REGINFO);
522 return *reinterpret_cast<const Elf_Mips_RegInfo<ELFT> *>(
523 (const uint8_t *)this + sizeof(Elf_Mips_Options));
527 // .MIPS.abiflags section content
528 template <class ELFT> struct Elf_Mips_ABIFlags {
529 LLVM_ELF_IMPORT_TYPES_ELFT(ELFT)
530 Elf_Half version; // Version of the structure
531 uint8_t isa_level; // ISA level: 1-5, 32, and 64
532 uint8_t isa_rev; // ISA revision (0 for MIPS I - MIPS V)
533 uint8_t gpr_size; // General purpose registers size
534 uint8_t cpr1_size; // Co-processor 1 registers size
535 uint8_t cpr2_size; // Co-processor 2 registers size
536 uint8_t fp_abi; // Floating-point ABI flag
537 Elf_Word isa_ext; // Processor-specific extension
538 Elf_Word ases; // ASEs flags
539 Elf_Word flags1; // General flags
540 Elf_Word flags2; // General flags
543 } // end namespace object.
544 } // end namespace llvm.