1 #-------------------------------------------------------------------------------
2 # elftools: elf/descriptions.py
4 # Textual descriptions of the various enums and flags of ELF
6 # Eli Bendersky (eliben@gmail.com)
7 # This code is in the public domain
8 #-------------------------------------------------------------------------------
10 ENUM_D_TAG
, ENUM_E_VERSION
, ENUM_P_TYPE_BASE
, ENUM_SH_TYPE_BASE
,
11 ENUM_RELOC_TYPE_i386
, ENUM_RELOC_TYPE_x64
,
12 ENUM_RELOC_TYPE_ARM
, ENUM_RELOC_TYPE_AARCH64
, ENUM_RELOC_TYPE_PPC64
,
13 ENUM_RELOC_TYPE_MIPS
, ENUM_ATTR_TAG_ARM
, ENUM_DT_FLAGS
, ENUM_DT_FLAGS_1
)
14 from .constants
import (
15 P_FLAGS
, RH_FLAGS
, SH_FLAGS
, SUNW_SYMINFO_FLAGS
, VER_FLAGS
)
16 from ..common
.py3compat
import bytes2hex
, iteritems
19 def describe_ei_class(x
):
20 return _DESCR_EI_CLASS
.get(x
, _unknown
)
23 def describe_ei_data(x
):
24 return _DESCR_EI_DATA
.get(x
, _unknown
)
27 def describe_ei_version(x
):
28 s
= '%d' % ENUM_E_VERSION
[x
]
34 def describe_ei_osabi(x
):
35 return _DESCR_EI_OSABI
.get(x
, _unknown
)
38 def describe_e_type(x
):
39 return _DESCR_E_TYPE
.get(x
, _unknown
)
42 def describe_e_machine(x
):
43 return _DESCR_E_MACHINE
.get(x
, _unknown
)
46 def describe_e_version_numeric(x
):
47 return '0x%x' % ENUM_E_VERSION
[x
]
50 def describe_p_type(x
):
51 if x
in _DESCR_P_TYPE
:
52 return _DESCR_P_TYPE
.get(x
)
53 elif x
>= ENUM_P_TYPE_BASE
['PT_LOOS'] and x
<= ENUM_P_TYPE_BASE
['PT_HIOS']:
54 return 'LOOS+%lx' % (x
- ENUM_P_TYPE_BASE
['PT_LOOS'])
59 def describe_p_flags(x
):
61 for flag
in (P_FLAGS
.PF_R
, P_FLAGS
.PF_W
, P_FLAGS
.PF_X
):
62 s
+= _DESCR_P_FLAGS
[flag
] if (x
& flag
) else ' '
66 def describe_rh_flags(x
):
69 for flag
in (RH_FLAGS
.RHF_NONE
, RH_FLAGS
.RHF_QUICKSTART
,
70 RH_FLAGS
.RHF_NOTPOT
, RH_FLAGS
.RHF_NO_LIBRARY_REPLACEMENT
,
71 RH_FLAGS
.RHF_NO_MOVE
, RH_FLAGS
.RHF_SGI_ONLY
,
72 RH_FLAGS
.RHF_GUARANTEE_INIT
,
73 RH_FLAGS
.RHF_DELTA_C_PLUS_PLUS
,
74 RH_FLAGS
.RHF_GUARANTEE_START_INIT
, RH_FLAGS
.RHF_PIXIE
,
75 RH_FLAGS
.RHF_DEFAULT_DELAY_LOAD
,
76 RH_FLAGS
.RHF_REQUICKSTART
, RH_FLAGS
.RHF_REQUICKSTARTED
,
77 RH_FLAGS
.RHF_CORD
, RH_FLAGS
.RHF_NO_UNRES_UNDEF
,
78 RH_FLAGS
.RHF_RLD_ORDER_SAFE
)
82 def describe_sh_type(x
):
83 if x
in _DESCR_SH_TYPE
:
84 return _DESCR_SH_TYPE
.get(x
)
85 elif (x
>= ENUM_SH_TYPE_BASE
['SHT_LOOS'] and
86 x
< ENUM_SH_TYPE_BASE
['SHT_GNU_versym']):
87 return 'loos+0x%lx' % (x
- ENUM_SH_TYPE_BASE
['SHT_LOOS'])
92 def describe_sh_flags(x
):
95 SH_FLAGS
.SHF_WRITE
, SH_FLAGS
.SHF_ALLOC
, SH_FLAGS
.SHF_EXECINSTR
,
96 SH_FLAGS
.SHF_MERGE
, SH_FLAGS
.SHF_STRINGS
, SH_FLAGS
.SHF_INFO_LINK
,
97 SH_FLAGS
.SHF_LINK_ORDER
, SH_FLAGS
.SHF_OS_NONCONFORMING
,
98 SH_FLAGS
.SHF_GROUP
, SH_FLAGS
.SHF_TLS
, SH_FLAGS
.SHF_MASKOS
,
99 SH_FLAGS
.SHF_EXCLUDE
):
100 s
+= _DESCR_SH_FLAGS
[flag
] if (x
& flag
) else ''
101 if not x
& SH_FLAGS
.SHF_EXCLUDE
:
102 if x
& SH_FLAGS
.SHF_MASKPROC
:
107 def describe_symbol_type(x
):
108 return _DESCR_ST_INFO_TYPE
.get(x
, _unknown
)
111 def describe_symbol_bind(x
):
112 return _DESCR_ST_INFO_BIND
.get(x
, _unknown
)
115 def describe_symbol_visibility(x
):
116 return _DESCR_ST_VISIBILITY
.get(x
, _unknown
)
119 def describe_symbol_local(x
):
120 return '[<localentry>: ' + str(1 << x
) + ']'
123 def describe_symbol_other(x
):
124 vis
= describe_symbol_visibility(x
['visibility'])
125 if x
['local'] > 1 and x
['local'] < 7:
126 return vis
+ ' ' + describe_symbol_local(x
['local'])
130 def describe_symbol_shndx(x
):
131 return _DESCR_ST_SHNDX
.get(x
, '%3s' % x
)
134 def describe_reloc_type(x
, elffile
):
135 arch
= elffile
.get_machine_arch()
137 return _DESCR_RELOC_TYPE_i386
.get(x
, _unknown
)
139 return _DESCR_RELOC_TYPE_x64
.get(x
, _unknown
)
141 return _DESCR_RELOC_TYPE_ARM
.get(x
, _unknown
)
142 elif arch
== 'AArch64':
143 return _DESCR_RELOC_TYPE_AARCH64
.get(x
, _unknown
)
144 elif arch
== '64-bit PowerPC':
145 return _DESCR_RELOC_TYPE_PPC64
.get(x
, _unknown
)
147 return _DESCR_RELOC_TYPE_MIPS
.get(x
, _unknown
)
149 return 'unrecognized: %-7x' % (x
& 0xFFFFFFFF)
152 def describe_dyn_tag(x
):
153 return _DESCR_D_TAG
.get(x
, _unknown
)
156 def describe_dt_flags(x
):
157 return ' '.join(key
[3:] for key
, val
in
158 sorted(ENUM_DT_FLAGS
.items(), key
=lambda t
: t
[1]) if x
& val
)
161 def describe_dt_flags_1(x
):
162 return ' '.join(key
[5:] for key
, val
in
163 sorted(ENUM_DT_FLAGS_1
.items(), key
=lambda t
: t
[1]) if x
& val
)
166 def describe_syminfo_flags(x
):
167 return ''.join(_DESCR_SYMINFO_FLAGS
[flag
] for flag
in (
168 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_CAP
,
169 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_DIRECT
,
170 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_FILTER
,
171 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_AUXILIARY
,
172 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_DIRECTBIND
,
173 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_COPY
,
174 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_LAZYLOAD
,
175 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_NOEXTDIRECT
,
176 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_INTERPOSE
,
177 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_DEFERRED
) if x
& flag
)
180 def describe_symbol_boundto(x
):
181 return _DESCR_SYMINFO_BOUNDTO
.get(x
, '%3s' % x
)
184 def describe_ver_flags(x
):
185 return ' | '.join(_DESCR_VER_FLAGS
[flag
] for flag
in (
186 VER_FLAGS
.VER_FLG_WEAK
,
187 VER_FLAGS
.VER_FLG_BASE
,
188 VER_FLAGS
.VER_FLG_INFO
) if x
& flag
)
191 def describe_note(x
):
194 if x
['n_type'] == 'NT_GNU_ABI_TAG':
195 if x
['n_name'] == 'Android':
196 desc
= '\n description data: %s ' % bytes2hex(x
['n_descdata'])
198 desc
= '\n OS: %s, ABI: %d.%d.%d' % (
199 _DESCR_NOTE_ABI_TAG_OS
.get(n_desc
['abi_os'], _unknown
),
200 n_desc
['abi_major'], n_desc
['abi_minor'], n_desc
['abi_tiny'])
201 elif x
['n_type'] == 'NT_GNU_BUILD_ID':
202 desc
= '\n Build ID: %s' % (n_desc
)
203 elif x
['n_type'] == 'NT_GNU_GOLD_VERSION':
204 desc
= '\n Version: %s' % (n_desc
)
206 desc
= '\n description data: {}'.format(bytes2hex(n_desc
))
208 if x
['n_type'] == 'NT_GNU_ABI_TAG' and x
['n_name'] == 'Android':
209 note_type
= 'NT_VERSION'
210 note_type_desc
= 'version'
212 note_type
= (x
['n_type'] if isinstance(x
['n_type'], str)
213 else 'Unknown note type:')
214 note_type_desc
= ('0x%.8x' % x
['n_type']
215 if isinstance(x
['n_type'], int) else
216 _DESCR_NOTE_N_TYPE
.get(x
['n_type'], _unknown
))
217 return '%s (%s)%s' % (note_type
, note_type_desc
, desc
)
220 def describe_attr_tag_arm(tag
, val
, extra
):
221 idx
= ENUM_ATTR_TAG_ARM
[tag
] - 1
222 d_entry
= _DESCR_ATTR_VAL_ARM
[idx
]
225 if tag
== 'TAG_COMPATIBILITY':
226 return (_DESCR_ATTR_TAG_ARM
[tag
]
227 + 'flag = %d, vendor = %s' % (val
, extra
))
229 elif tag
== 'TAG_ALSO_COMPATIBLE_WITH':
230 if val
.tag
== 'TAG_CPU_ARCH':
231 return _DESCR_ATTR_TAG_ARM
[tag
] + d_entry
[val
]
234 return _DESCR_ATTR_TAG_ARM
[tag
] + '??? (%d)' % val
.tag
236 elif tag
== 'TAG_NODEFAULTS':
237 return _DESCR_ATTR_TAG_ARM
[tag
] + 'True'
239 s
= _DESCR_ATTR_TAG_ARM
[tag
]
240 s
+= '"%s"' % val
if val
else ''
244 return _DESCR_ATTR_TAG_ARM
[tag
] + d_entry
[val
]
247 #-------------------------------------------------------------------------------
248 _unknown
= '<unknown>'
251 _DESCR_EI_CLASS
= dict(
258 _DESCR_EI_DATA
= dict(
260 ELFDATA2LSB
="2's complement, little endian",
261 ELFDATA2MSB
="2's complement, big endian",
265 _DESCR_EI_OSABI
= dict(
266 ELFOSABI_SYSV
='UNIX - System V',
267 ELFOSABI_HPUX
='UNIX - HP-UX',
268 ELFOSABI_NETBSD
='UNIX - NetBSD',
269 ELFOSABI_LINUX
='UNIX - Linux',
270 ELFOSABI_HURD
='UNIX - GNU/Hurd',
271 ELFOSABI_SOLARIS
='UNIX - Solaris',
272 ELFOSABI_AIX
='UNIX - AIX',
273 ELFOSABI_IRIX
='UNIX - IRIX',
274 ELFOSABI_FREEBSD
='UNIX - FreeBSD',
275 ELFOSABI_TRU64
='UNIX - TRU64',
276 ELFOSABI_MODESTO
='Novell - Modesto',
277 ELFOSABI_OPENBSD
='UNIX - OpenBSD',
278 ELFOSABI_OPENVMS
='VMS - OpenVMS',
279 ELFOSABI_NSK
='HP - Non-Stop Kernel',
280 ELFOSABI_AROS
='AROS',
281 ELFOSABI_FENIXOS
='Fenix OS',
282 ELFOSABI_CLOUD
='Nuxi - CloudABI',
283 ELFOSABI_SORTIX
='Sortix',
284 ELFOSABI_ARM_AEABI
='ARM - EABI',
285 ELFOSABI_ARM
='ARM - ABI',
286 ELFOSABI_STANDALONE
='Standalone App',
290 _DESCR_E_TYPE
= dict(
291 ET_NONE
='NONE (None)',
292 ET_REL
='REL (Relocatable file)',
293 ET_EXEC
='EXEC (Executable file)',
294 ET_DYN
='DYN (Shared object file)',
295 ET_CORE
='CORE (Core file)',
296 PROC_SPECIFIC
='Processor Specific',
300 _DESCR_E_MACHINE
= dict(
304 EM_386
='Intel 80386',
307 EM_860
='Intel 80860',
308 EM_MIPS
='MIPS R3000',
309 EM_S370
='IBM System/370',
310 EM_MIPS_RS4_BE
='MIPS 4000 big-endian',
311 EM_IA_64
='Intel IA-64',
312 EM_X86_64
='Advanced Micro Devices X86-64',
313 EM_AVR
='Atmel AVR 8-bit microcontroller',
315 EM_AARCH64
='AArch64',
316 EM_BLACKFIN
='Analog Devices Blackfin',
318 EM_PPC64
='PowerPC64',
323 _DESCR_P_TYPE
= dict(
326 PT_DYNAMIC
='DYNAMIC',
331 PT_GNU_EH_FRAME
='GNU_EH_FRAME',
332 PT_GNU_STACK
='GNU_STACK',
333 PT_GNU_RELRO
='GNU_RELRO',
334 PT_ARM_ARCHEXT
='ARM_ARCHEXT',
335 PT_ARM_EXIDX
='EXIDX', # binutils calls this EXIDX, not ARM_EXIDX
336 PT_AARCH64_ARCHEXT
='AARCH64_ARCHEXT',
337 PT_AARCH64_UNWIND
='AARCH64_UNWIND',
339 PT_MIPS_ABIFLAGS
='ABIFLAGS'
350 _DESCR_SH_TYPE
= dict(
352 SHT_PROGBITS
='PROGBITS',
357 SHT_DYNAMIC
='DYNAMIC',
363 SHT_INIT_ARRAY
='INIT_ARRAY',
364 SHT_FINI_ARRAY
='FINI_ARRAY',
365 SHT_PREINIT_ARRAY
='PREINIT_ARRAY',
366 SHT_GNU_ATTRIBUTES
='GNU_ATTRIBUTES',
367 SHT_GNU_HASH
='GNU_HASH',
369 SHT_SYMTAB_SHNDX
='SYMTAB SECTION INDICIES',
370 SHT_GNU_verdef
='VERDEF',
371 SHT_GNU_verneed
='VERNEED',
372 SHT_GNU_versym
='VERSYM',
373 SHT_GNU_LIBLIST
='GNU_LIBLIST',
374 SHT_ARM_EXIDX
='ARM_EXIDX',
375 SHT_ARM_PREEMPTMAP
='ARM_PREEMPTMAP',
376 SHT_ARM_ATTRIBUTES
='ARM_ATTRIBUTES',
377 SHT_ARM_DEBUGOVERLAY
='ARM_DEBUGOVERLAY',
378 SHT_MIPS_LIBLIST
='MIPS_LIBLIST',
379 SHT_MIPS_DEBUG
='MIPS_DEBUG',
380 SHT_MIPS_REGINFO
='MIPS_REGINFO',
381 SHT_MIPS_PACKAGE
='MIPS_PACKAGE',
382 SHT_MIPS_PACKSYM
='MIPS_PACKSYM',
383 SHT_MIPS_RELD
='MIPS_RELD',
384 SHT_MIPS_IFACE
='MIPS_IFACE',
385 SHT_MIPS_CONTENT
='MIPS_CONTENT',
386 SHT_MIPS_OPTIONS
='MIPS_OPTIONS',
387 SHT_MIPS_SHDR
='MIPS_SHDR',
388 SHT_MIPS_FDESC
='MIPS_FDESC',
389 SHT_MIPS_EXTSYM
='MIPS_EXTSYM',
390 SHT_MIPS_DENSE
='MIPS_DENSE',
391 SHT_MIPS_PDESC
='MIPS_PDESC',
392 SHT_MIPS_LOCSYM
='MIPS_LOCSYM',
393 SHT_MIPS_AUXSYM
='MIPS_AUXSYM',
394 SHT_MIPS_OPTSYM
='MIPS_OPTSYM',
395 SHT_MIPS_LOCSTR
='MIPS_LOCSTR',
396 SHT_MIPS_LINE
='MIPS_LINE',
397 SHT_MIPS_RFDESC
='MIPS_RFDESC',
398 SHT_MIPS_DELTASYM
='MIPS_DELTASYM',
399 SHT_MIPS_DELTAINST
='MIPS_DELTAINST',
400 SHT_MIPS_DELTACLASS
='MIPS_DELTACLASS',
401 SHT_MIPS_DWARF
='MIPS_DWARF',
402 SHT_MIPS_DELTADECL
='MIPS_DELTADECL',
403 SHT_MIPS_SYMBOL_LIB
='MIPS_SYMBOL_LIB',
404 SHT_MIPS_EVENTS
='MIPS_EVENTS',
405 SHT_MIPS_TRANSLATE
='MIPS_TRANSLATE',
406 SHT_MIPS_PIXIE
='MIPS_PIXIE',
407 SHT_MIPS_XLATE
='MIPS_XLATE',
408 SHT_MIPS_XLATE_DEBUG
='MIPS_XLATE_DEBUG',
409 SHT_MIPS_WHIRL
='MIPS_WHIRL',
410 SHT_MIPS_EH_REGION
='MIPS_EH_REGION',
411 SHT_MIPS_XLATE_OLD
='MIPS_XLATE_OLD',
412 SHT_MIPS_PDR_EXCEPTION
='MIPS_PDR_EXCEPTION',
413 SHT_MIPS_ABIFLAGS
='MIPS_ABIFLAGS',
418 SH_FLAGS
.SHF_WRITE
: 'W',
419 SH_FLAGS
.SHF_ALLOC
: 'A',
420 SH_FLAGS
.SHF_EXECINSTR
: 'X',
421 SH_FLAGS
.SHF_MERGE
: 'M',
422 SH_FLAGS
.SHF_STRINGS
: 'S',
423 SH_FLAGS
.SHF_INFO_LINK
: 'I',
424 SH_FLAGS
.SHF_LINK_ORDER
: 'L',
425 SH_FLAGS
.SHF_OS_NONCONFORMING
: 'O',
426 SH_FLAGS
.SHF_GROUP
: 'G',
427 SH_FLAGS
.SHF_TLS
: 'T',
428 SH_FLAGS
.SHF_MASKOS
: 'o',
429 SH_FLAGS
.SHF_EXCLUDE
: 'E',
434 RH_FLAGS
.RHF_NONE
: 'NONE',
435 RH_FLAGS
.RHF_QUICKSTART
: 'QUICKSTART',
436 RH_FLAGS
.RHF_NOTPOT
: 'NOTPOT',
437 RH_FLAGS
.RHF_NO_LIBRARY_REPLACEMENT
: 'NO_LIBRARY_REPLACEMENT',
438 RH_FLAGS
.RHF_NO_MOVE
: 'NO_MOVE',
439 RH_FLAGS
.RHF_SGI_ONLY
: 'SGI_ONLY',
440 RH_FLAGS
.RHF_GUARANTEE_INIT
: 'GUARANTEE_INIT',
441 RH_FLAGS
.RHF_DELTA_C_PLUS_PLUS
: 'DELTA_C_PLUS_PLUS',
442 RH_FLAGS
.RHF_GUARANTEE_START_INIT
: 'GUARANTEE_START_INIT',
443 RH_FLAGS
.RHF_PIXIE
: 'PIXIE',
444 RH_FLAGS
.RHF_DEFAULT_DELAY_LOAD
: 'DEFAULT_DELAY_LOAD',
445 RH_FLAGS
.RHF_REQUICKSTART
: 'REQUICKSTART',
446 RH_FLAGS
.RHF_REQUICKSTARTED
: 'REQUICKSTARTED',
447 RH_FLAGS
.RHF_CORD
: 'CORD',
448 RH_FLAGS
.RHF_NO_UNRES_UNDEF
: 'NO_UNRES_UNDEF',
449 RH_FLAGS
.RHF_RLD_ORDER_SAFE
: 'RLD_ORDER_SAFE',
453 _DESCR_ST_INFO_TYPE
= dict(
457 STT_SECTION
='SECTION',
467 _DESCR_ST_INFO_BIND
= dict(
474 _DESCR_ST_VISIBILITY
= dict(
475 STV_DEFAULT
='DEFAULT',
476 STV_INTERNAL
='INTERNAL',
478 STV_PROTECTED
='PROTECTED',
479 STV_EXPORTED
='EXPORTED',
480 STV_SINGLETON
='SINGLETON',
481 STV_ELIMINATE
='ELIMINATE',
485 _DESCR_ST_SHNDX
= dict(
492 _DESCR_SYMINFO_FLAGS
= {
493 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_DIRECT
: 'D',
494 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_DIRECTBIND
: 'B',
495 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_COPY
: 'C',
496 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_LAZYLOAD
: 'L',
497 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_NOEXTDIRECT
: 'N',
498 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_AUXILIARY
: 'A',
499 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_FILTER
: 'F',
500 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_INTERPOSE
: 'I',
501 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_CAP
: 'S',
502 SUNW_SYMINFO_FLAGS
.SYMINFO_FLG_DEFERRED
: 'P',
506 _DESCR_SYMINFO_BOUNDTO
= dict(
507 SYMINFO_BT_SELF
='<self>',
508 SYMINFO_BT_PARENT
='<parent>',
510 SYMINFO_BT_EXTERN
='<extern>',
516 VER_FLAGS
.VER_FLG_BASE
: 'BASE',
517 VER_FLAGS
.VER_FLG_WEAK
: 'WEAK',
518 VER_FLAGS
.VER_FLG_INFO
: 'INFO',
522 # PT_NOTE section types
523 _DESCR_NOTE_N_TYPE
= dict(
524 NT_GNU_ABI_TAG
='ABI version tag',
525 NT_GNU_HWCAP
='DSO-supplied software HWCAP info',
526 NT_GNU_BUILD_ID
='unique build ID bitstring',
527 NT_GNU_GOLD_VERSION
='gold version',
531 # Values in GNU .note.ABI-tag notes (n_type=='NT_GNU_ABI_TAG')
532 _DESCR_NOTE_ABI_TAG_OS
= dict(
533 ELF_NOTE_OS_LINUX
='Linux',
534 ELF_NOTE_OS_GNU
='GNU',
535 ELF_NOTE_OS_SOLARIS2
='Solaris 2',
536 ELF_NOTE_OS_FREEBSD
='FreeBSD',
537 ELF_NOTE_OS_NETBSD
='NetBSD',
538 ELF_NOTE_OS_SYLLABLE
='Syllable',
541 def _reverse_dict(d
, low_priority
=()):
543 This is a tiny helper function to "reverse" the keys/values of a dictionary
544 provided in the first argument, i.e. {k: v} becomes {v: k}.
546 The second argument (optional) provides primitive control over what to do in
547 the case of conflicting values - if a value is present in this list, it will
548 not override any other entries of the same value.
551 for k
, v
in iteritems(d
):
552 if v
in out
and k
in low_priority
:
557 _DESCR_RELOC_TYPE_i386
= _reverse_dict(ENUM_RELOC_TYPE_i386
)
558 _DESCR_RELOC_TYPE_x64
= _reverse_dict(ENUM_RELOC_TYPE_x64
)
559 _DESCR_RELOC_TYPE_ARM
= _reverse_dict(ENUM_RELOC_TYPE_ARM
)
560 _DESCR_RELOC_TYPE_AARCH64
= _reverse_dict(ENUM_RELOC_TYPE_AARCH64
)
561 _DESCR_RELOC_TYPE_PPC64
= _reverse_dict(ENUM_RELOC_TYPE_PPC64
)
562 _DESCR_RELOC_TYPE_MIPS
= _reverse_dict(ENUM_RELOC_TYPE_MIPS
)
564 _low_priority_D_TAG
= (
565 # these are 'meta-tags' marking semantics of numeric ranges of the enum
566 # they should not override other tags with the same numbers
567 # see https://docs.oracle.com/cd/E23824_01/html/819-0690/chapter6-42444.html
574 _DESCR_D_TAG
= _reverse_dict(ENUM_D_TAG
, low_priority
=_low_priority_D_TAG
)
576 _DESCR_ATTR_TAG_ARM
= dict(
577 TAG_FILE
='File Attributes',
578 TAG_SECTION
='Section Attributes:',
579 TAG_SYMBOL
='Symbol Attributes:',
580 TAG_CPU_RAW_NAME
='Tag_CPU_raw_name: ',
581 TAG_CPU_NAME
='Tag_CPU_name: ',
582 TAG_CPU_ARCH
='Tag_CPU_arch: ',
583 TAG_CPU_ARCH_PROFILE
='Tag_CPU_arch_profile: ',
584 TAG_ARM_ISA_USE
='Tag_ARM_ISA_use: ',
585 TAG_THUMB_ISA_USE
='Tag_Thumb_ISA_use: ',
586 TAG_FP_ARCH
='Tag_FP_arch: ',
587 TAG_WMMX_ARCH
='Tag_WMMX_arch: ',
588 TAG_ADVANCED_SIMD_ARCH
='Tag_Advanced_SIMD_arch: ',
589 TAG_PCS_CONFIG
='Tag_PCS_config: ',
590 TAG_ABI_PCS_R9_USE
='Tag_ABI_PCS_R9_use: ',
591 TAG_ABI_PCS_RW_DATA
='Tag_ABI_PCS_RW_use: ',
592 TAG_ABI_PCS_RO_DATA
='Tag_ABI_PCS_RO_use: ',
593 TAG_ABI_PCS_GOT_USE
='Tag_ABI_PCS_GOT_use: ',
594 TAG_ABI_PCS_WCHAR_T
='Tag_ABI_PCS_wchar_t: ',
595 TAG_ABI_FP_ROUNDING
='Tag_ABI_FP_rounding: ',
596 TAG_ABI_FP_DENORMAL
='Tag_ABI_FP_denormal: ',
597 TAG_ABI_FP_EXCEPTIONS
='Tag_ABI_FP_exceptions: ',
598 TAG_ABI_FP_USER_EXCEPTIONS
='Tag_ABI_FP_user_exceptions: ',
599 TAG_ABI_FP_NUMBER_MODEL
='Tag_ABI_FP_number_model: ',
600 TAG_ABI_ALIGN_NEEDED
='Tag_ABI_align_needed: ',
601 TAG_ABI_ALIGN_PRESERVED
='Tag_ABI_align_preserved: ',
602 TAG_ABI_ENUM_SIZE
='Tag_ABI_enum_size: ',
603 TAG_ABI_HARDFP_USE
='Tag_ABI_HardFP_use: ',
604 TAG_ABI_VFP_ARGS
='Tag_ABI_VFP_args: ',
605 TAG_ABI_WMMX_ARGS
='Tag_ABI_WMMX_args: ',
606 TAG_ABI_OPTIMIZATION_GOALS
='Tag_ABI_optimization_goals: ',
607 TAG_ABI_FP_OPTIMIZATION_GOALS
='Tag_ABI_FP_optimization_goals: ',
608 TAG_COMPATIBILITY
='Tag_compatibility: ',
609 TAG_CPU_UNALIGNED_ACCESS
='Tag_CPU_unaligned_access: ',
610 TAG_FP_HP_EXTENSION
='Tag_FP_HP_extension: ',
611 TAG_ABI_FP_16BIT_FORMAT
='Tag_ABI_FP_16bit_format: ',
612 TAG_MPEXTENSION_USE
='Tag_MPextension_use: ',
613 TAG_DIV_USE
='Tag_DIV_use: ',
614 TAG_NODEFAULTS
='Tag_nodefaults: ',
615 TAG_ALSO_COMPATIBLE_WITH
='Tag_also_compatible_with: ',
616 TAG_T2EE_USE
='Tag_T2EE_use: ',
617 TAG_CONFORMANCE
='Tag_conformance: ',
618 TAG_VIRTUALIZATION_USE
='Tag_Virtualization_use: ',
619 TAG_MPEXTENSION_USE_OLD
='Tag_MPextension_use_old: ',
623 _DESCR_ATTR_VAL_ARM
= [
649 { #7 TAG_CPU_ARCH_PROFILE
653 0x4D: 'Microcontroller',
654 0x53: 'Application or Realtime',
675 8: 'FPv5/FP-D16 for ARMv8',
682 { #12 TAG_ADVANCED_SIMD_ARCH
685 2: 'NEONv1 with Fused-MAC',
687 4: 'NEON for ARMv8.1',
692 2: 'Linux application',
695 5: 'PalmOS (reserved)',
697 7: 'SymbianOS (reserved)',
699 { #14 TAG_ABI_PCS_R9_USE
705 { #15 TAG_ABI_PCS_RW_DATA
711 { #16 TAG_ABI_PCS_RO_DATA
716 { #17 TAG_ABI_PCS_GOT_USE
721 { #18 TAG_ABI_PCS_WCHAR_T
728 { #19 TAG_ABI_FP_ROUNDING
732 { #20 TAG_ABI_FP_DENORMAL
737 { #21 TAG_ABI_FP_EXCEPTIONS
741 { #22 TAG_ABI_FP_USER_EXCEPTIONS
745 { #23 TAG_ABI_FP_NUMBER_MODEL
751 { #24 TAG_ABI_ALIGN_NEEDED
757 { #25 TAG_ABI_ALIGN_PRESERVED
759 1: '8-byte, except leaf SP',
763 { #26 TAG_ABI_ENUM_SIZE
769 { #27 TAG_ABI_HARDFP_USE
775 { #28 TAG_ABI_VFP_ARGS
781 { #29 TAG_ABI_WMMX_ARGS
786 { #30 TAG_ABI_OPTIMIZATION_GOALS
789 2: 'Aggressive Speed',
791 4: 'Aggressive Size',
793 6: 'Aggressive Debug',
795 { #31 TAG_ABI_FP_OPTIMIZATION_GOALS
798 2: 'Aggressive Speed',
800 4: 'Aggressive Size',
801 5: 'Prefer Accuracy',
802 6: 'Aggressive Accuracy',
804 { #32 TAG_COMPATIBILITY
809 { #34 TAG_CPU_UNALIGNED_ACCESS
814 { #36 TAG_FP_HP_EXTENSION
819 { #38 TAG_ABI_FP_16BIT_FORMAT
822 2: 'Alternative Format',
827 { #42 TAG_MPEXTENSION_USE
833 0: 'Allowed in Thumb-ISA, v7-R or v7-M',
835 2: 'Allowed in v7-A with integer division extension',
858 { #66 TAG_FP_HP_EXTENSION
863 { #68 TAG_VIRTUALIZATION_USE
866 2: 'Virtualization Extensions',
867 3: 'TrustZone and Virtualization Extensions',
870 { #70 TAG_MPEXTENSION_USE_OLD