Attachment 337160 Details for Bug 454200 – readelf output

readelf output

readelf (text/plain), 15.87 KB, created by William Throwe on 2013-01-28 23:32:55 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: William Throwe

Created: 2013-01-28 23:32:55 UTC

Size: 15.87 KB

patch

obsolete

># readelf -Ae /bin/ls
>ELF Header:
>  Magic:   7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00 
>  Class:                             ELF32
>  Data:                              2's complement, little endian
>  Version:                           1 (current)
>  OS/ABI:                            UNIX - System V
>  ABI Version:                       0
>  Type:                              EXEC (Executable file)
>  Machine:                           ARM
>  Version:                           0x1
>  Entry point address:               0x9eb8
>  Start of program headers:          52 (bytes into file)
>  Start of section headers:          91140 (bytes into file)
>  Flags:                             0x5000002, has entry point, Version5 EABI
>  Size of this header:               52 (bytes)
>  Size of program headers:           32 (bytes)
>  Number of program headers:         10
>  Size of section headers:           40 (bytes)
>  Number of section headers:         26
>  Section header string table index: 25
>
>Section Headers:
>  [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf Al
>  [ 0]                   NULL            00000000 000000 000000 00      0   0  0
>  [ 1] .interp           PROGBITS        00008174 000174 000013 00   A  0   0  1
>  [ 2] .note.ABI-tag     NOTE            00008188 000188 000020 00   A  0   0  4
>  [ 3] .gnu.hash         GNU_HASH        000081a8 0001a8 0005cc 04   A  4   0  4
>  [ 4] .dynsym           DYNSYM          00008774 000774 0007f0 10   A  5   1  4
>  [ 5] .dynstr           STRTAB          00008f64 000f64 00055c 00   A  0   0  1
>  [ 6] .gnu.version      VERSYM          000094c0 0014c0 0000fe 02   A  4   0  2
>  [ 7] .gnu.version_r    VERNEED         000095c0 0015c0 000080 00   A  5   4  4
>  [ 8] .rel.dyn          REL             00009640 001640 000038 08   A  4   0  4
>  [ 9] .rel.plt          REL             00009678 001678 000340 08   A  4  11  4
>  [10] .init             PROGBITS        000099b8 0019b8 00000c 00  AX  0   0  4
>  [11] .plt              PROGBITS        000099c4 0019c4 0004f4 04  AX  0   0  4
>  [12] .text             PROGBITS        00009eb8 001eb8 0100b4 00  AX  0   0  8
>  [13] .fini             PROGBITS        00019f6c 011f6c 000008 00  AX  0   0  4
>  [14] .rodata           PROGBITS        00019f74 011f74 003358 00   A  0   0  4
>  [15] .ARM.exidx        ARM_EXIDX       0001d2cc 0152cc 000028 00  AL 12   0  4
>  [16] .eh_frame         PROGBITS        0001d2f4 0152f4 000004 00   A  0   0  4
>  [17] .init_array       INIT_ARRAY      00025ef4 015ef4 000004 00  WA  0   0  4
>  [18] .fini_array       FINI_ARRAY      00025ef8 015ef8 000004 00  WA  0   0  4
>  [19] .jcr              PROGBITS        00025efc 015efc 000004 00  WA  0   0  4
>  [20] .dynamic          DYNAMIC         00025f00 015f00 000100 08  WA  5   0  4
>  [21] .got              PROGBITS        00026000 016000 0001b4 04  WA  0   0  4
>  [22] .data             PROGBITS        000261b8 0161b8 000138 00  WA  0   0  8
>  [23] .bss              NOBITS          000262f0 0162f0 000c98 00  WA  0   0  8
>  [24] .ARM.attributes   ARM_ATTRIBUTES  00000000 0162f0 000033 00      0   0  1
>  [25] .shstrtab         STRTAB          00000000 016323 0000de 00      0   0  1
>Key to Flags:
>  W (write), A (alloc), X (execute), M (merge), S (strings)
>  I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
>  O (extra OS processing required) o (OS specific), p (processor specific)
>
>Program Headers:
>  Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg Align
>  EXIDX          0x0152cc 0x0001d2cc 0x0001d2cc 0x00028 0x00028 R   0x4
>  PHDR           0x000034 0x00008034 0x00008034 0x00140 0x00140 R E 0x4
>  INTERP         0x000174 0x00008174 0x00008174 0x00013 0x00013 R   0x1
>      [Requesting program interpreter: /lib/ld-linux.so.3]
>  LOAD           0x000000 0x00008000 0x00008000 0x152f8 0x152f8 R E 0x8000
>  LOAD           0x015ef4 0x00025ef4 0x00025ef4 0x003fc 0x01094 RW  0x8000
>  DYNAMIC        0x015f00 0x00025f00 0x00025f00 0x00100 0x00100 RW  0x4
>  NOTE           0x000188 0x00008188 0x00008188 0x00020 0x00020 R   0x4
>  GNU_STACK      0x000000 0x00000000 0x00000000 0x00000 0x00000 RW  0x4
>  GNU_RELRO      0x015ef4 0x00025ef4 0x00025ef4 0x0010c 0x0010c R   0x1
>  PAX_FLAGS      0x000000 0x00000000 0x00000000 0x00000 0x00000     0x4
>
> Section to Segment mapping:
>  Segment Sections...
>   00     .ARM.exidx 
>   01     
>   02     .interp 
>   03     .interp .note.ABI-tag .gnu.hash .dynsym .dynstr .gnu.version .gnu.version_r .rel.dyn .rel.plt .init .plt .text .fini .rodata .ARM.exidx .eh_frame 
>   04     .init_array .fini_array .jcr .dynamic .got .data .bss 
>   05     .dynamic 
>   06     .note.ABI-tag 
>   07     
>   08     .init_array .fini_array .jcr .dynamic 
>   09     
>Attribute Section: aeabi
>File Attributes
>  Tag_CPU_name: "7-A"
>  Tag_CPU_arch: v7
>  Tag_CPU_arch_profile: Application
>  Tag_ARM_ISA_use: Yes
>  Tag_THUMB_ISA_use: Thumb-2
>  Tag_FP_arch: VFPv3
>  Tag_ABI_PCS_wchar_t: 4
>  Tag_ABI_FP_denormal: Needed
>  Tag_ABI_FP_exceptions: Needed
>  Tag_ABI_FP_number_model: IEEE 754
>  Tag_ABI_align_needed: 8-byte
>  Tag_ABI_align_preserved: 8-byte, except leaf SP
>  Tag_ABI_enum_size: int
>  Tag_ABI_HardFP_use: SP and DP
>  Tag_ABI_VFP_args: VFP registers
>  Tag_DIV_use: Not allowed
># readelf -Ae /lib/librt.so.1
>ELF Header:
>  Magic:   7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00 
>  Class:                             ELF32
>  Data:                              2's complement, little endian
>  Version:                           1 (current)
>  OS/ABI:                            UNIX - System V
>  ABI Version:                       0
>  Type:                              DYN (Shared object file)
>  Machine:                           ARM
>  Version:                           0x1
>  Entry point address:               0x17c0
>  Start of program headers:          52 (bytes into file)
>  Start of section headers:          25308 (bytes into file)
>  Flags:                             0x5000002, has entry point, Version5 EABI
>  Size of this header:               52 (bytes)
>  Size of program headers:           32 (bytes)
>  Number of program headers:         11
>  Size of section headers:           40 (bytes)
>  Number of section headers:         31
>  Section header string table index: 30
>
>Section Headers:
>  [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf Al
>  [ 0]                   NULL            00000000 000000 000000 00      0   0  0
>  [ 1] .note.ABI-tag     NOTE            00000194 000194 000020 00   A  0   0  4
>  [ 2] .gnu.hash         GNU_HASH        000001b4 0001b4 00021c 04   A  3   0  4
>  [ 3] .dynsym           DYNSYM          000003d0 0003d0 000740 10   A  4   3  4
>  [ 4] .dynstr           STRTAB          00000b10 000b10 000556 00   A  0   0  1
>  [ 5] .gnu.version      VERSYM          00001066 001066 0000e8 02   A  3   0  2
>  [ 6] .gnu.version_d    VERDEF          00001150 001150 00005c 00   A  4   3  4
>  [ 7] .gnu.version_r    VERNEED         000011ac 0011ac 000060 00   A  4   2  4
>  [ 8] .rel.dyn          REL             0000120c 00120c 000090 08   A  3   0  4
>  [ 9] .rel.plt          REL             0000129c 00129c 000200 08   A  3  11  4
>  [10] .init             PROGBITS        0000149c 00149c 00000c 00  AX  0   0  4
>  [11] .plt              PROGBITS        000014a8 0014a8 000314 04  AX  0   0  4
>  [12] .text             PROGBITS        000017c0 0017c0 0038cc 00  AX  0   0 16
>  [13] __libc_freeres_fn PROGBITS        0000508c 00508c 000088 00  AX  0   0  4
>  [14] .fini             PROGBITS        00005114 005114 000008 00  AX  0   0  4
>  [15] .rodata           PROGBITS        0000511c 00511c 000324 01 AMS  0   0  4
>  [16] .interp           PROGBITS        00005440 005440 00001c 00   A  0   0  4
>  [17] .ARM.extab        PROGBITS        0000545c 00545c 000050 00   A  0   0  4
>  [18] .ARM.exidx        ARM_EXIDX       000054ac 0054ac 000098 00  AL 12   0  4
>  [19] .eh_frame_hdr     PROGBITS        00005544 005544 000044 00   A  0   0  4
>  [20] .eh_frame         PROGBITS        00005588 005588 00012c 00   A  0   0  4
>  [21] .init_array       INIT_ARRAY      0000ded4 005ed4 000004 00  WA  0   0  4
>  [22] .fini_array       FINI_ARRAY      0000ded8 005ed8 000004 00  WA  0   0  4
>  [23] .jcr              PROGBITS        0000dedc 005edc 000004 00  WA  0   0  4
>  [24] __libc_subfreeres PROGBITS        0000dee0 005ee0 000008 00  WA  0   0  4
>  [25] .dynamic          DYNAMIC         0000dee8 005ee8 000118 08  WA  4   0  4
>  [26] .got              PROGBITS        0000e000 006000 000138 04  WA  0   0  4
>  [27] .data             PROGBITS        0000e138 006138 000040 00  WA  0   0  4
>  [28] .bss              NOBITS          0000e178 006178 0000b4 00  WA  0   0  8
>  [29] .ARM.attributes   ARM_ATTRIBUTES  00000000 006178 000037 00      0   0  1
>  [30] .shstrtab         STRTAB          00000000 0061af 00012a 00      0   0  1
>Key to Flags:
>  W (write), A (alloc), X (execute), M (merge), S (strings)
>  I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
>  O (extra OS processing required) o (OS specific), p (processor specific)
>
>Program Headers:
>  Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg Align
>  EXIDX          0x0054ac 0x000054ac 0x000054ac 0x00098 0x00098 R   0x4
>  PHDR           0x000034 0x00000034 0x00000034 0x00160 0x00160 R E 0x4
>  INTERP         0x005440 0x00005440 0x00005440 0x0001c 0x0001c R   0x4
>      [Requesting program interpreter: /lib/ld-linux-armhf.so.3]
>  LOAD           0x000000 0x00000000 0x00000000 0x056b4 0x056b4 R E 0x8000
>  LOAD           0x005ed4 0x0000ded4 0x0000ded4 0x002a4 0x00358 RW  0x8000
>  DYNAMIC        0x005ee8 0x0000dee8 0x0000dee8 0x00118 0x00118 RW  0x4
>  NOTE           0x000194 0x00000194 0x00000194 0x00020 0x00020 R   0x4
>  GNU_EH_FRAME   0x005544 0x00005544 0x00005544 0x00044 0x00044 R   0x4
>  GNU_STACK      0x000000 0x00000000 0x00000000 0x00000 0x00000 RW  0x4
>  GNU_RELRO      0x005ed4 0x0000ded4 0x0000ded4 0x0012c 0x0012c R   0x1
>  PAX_FLAGS      0x000000 0x00000000 0x00000000 0x00000 0x00000     0x4
>
> Section to Segment mapping:
>  Segment Sections...
>   00     .ARM.exidx 
>   01     
>   02     .interp 
>   03     .note.ABI-tag .gnu.hash .dynsym .dynstr .gnu.version .gnu.version_d .gnu.version_r .rel.dyn .rel.plt .init .plt .text __libc_freeres_fn .fini .rodata .interp .ARM.extab .ARM.exidx .eh_frame_hdr .eh_frame 
>   04     .init_array .fini_array .jcr __libc_subfreeres .dynamic .got .data .bss 
>   05     .dynamic 
>   06     .note.ABI-tag 
>   07     .eh_frame_hdr 
>   08     
>   09     .init_array .fini_array .jcr __libc_subfreeres .dynamic 
>   10     
>Attribute Section: aeabi
>File Attributes
>  Tag_CPU_name: "7-A"
>  Tag_CPU_arch: v7
>  Tag_CPU_arch_profile: Application
>  Tag_ARM_ISA_use: Yes
>  Tag_THUMB_ISA_use: Thumb-2
>  Tag_FP_arch: VFPv3
>  Tag_ABI_PCS_wchar_t: 4
>  Tag_ABI_FP_rounding: Needed
>  Tag_ABI_FP_denormal: Needed
>  Tag_ABI_FP_exceptions: Needed
>  Tag_ABI_FP_number_model: IEEE 754
>  Tag_ABI_align_needed: 8-byte
>  Tag_ABI_align_preserved: 8-byte, except leaf SP
>  Tag_ABI_enum_size: int
>  Tag_ABI_HardFP_use: SP and DP
>  Tag_ABI_VFP_args: VFP registers
>  Tag_DIV_use: Not allowed
>  Tag_Virtualization_use: TrustZone
># readelf -Ae /lib/libgcc_s.so.1
>ELF Header:
>  Magic:   7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00 
>  Class:                             ELF32
>  Data:                              2's complement, little endian
>  Version:                           1 (current)
>  OS/ABI:                            UNIX - System V
>  ABI Version:                       0
>  Type:                              DYN (Shared object file)
>  Machine:                           ARM
>  Version:                           0x1
>  Entry point address:               0x2c10
>  Start of program headers:          52 (bytes into file)
>  Start of section headers:          41460 (bytes into file)
>  Flags:                             0x5000002, has entry point, Version5 EABI
>  Size of this header:               52 (bytes)
>  Size of program headers:           32 (bytes)
>  Number of program headers:         7
>  Size of section headers:           40 (bytes)
>  Number of section headers:         27
>  Section header string table index: 26
>
>Section Headers:
>  [Nr] Name              Type            Addr     Off    Size   ES Flg Lk Inf Al
>  [ 0]                   NULL            00000000 000000 000000 00      0   0  0
>  [ 1] .hash             HASH            00000114 000114 00066c 04   A  3   0  4
>  [ 2] .gnu.hash         GNU_HASH        00000780 000780 000588 04   A  3   0  4
>  [ 3] .dynsym           DYNSYM          00000d08 000d08 000d40 10   A  4   3  4
>  [ 4] .dynstr           STRTAB          00001a48 001a48 000abf 00   A  0   0  1
>  [ 5] .gnu.version      VERSYM          00002508 002508 0001a8 02   A  3   0  2
>  [ 6] .gnu.version_d    VERDEF          000026b0 0026b0 000198 00   A  4  12  4
>  [ 7] .gnu.version_r    VERNEED         00002848 002848 000020 00   A  4   1  4
>  [ 8] .rel.dyn          REL             00002868 002868 000078 08   A  3   0  4
>  [ 9] .rel.plt          REL             000028e0 0028e0 000138 08   A  3  11  4
>  [10] .init             PROGBITS        00002a18 002a18 00000c 00  AX  0   0  4
>  [11] .plt              PROGBITS        00002a24 002a24 0001e8 04  AX  0   0  4
>  [12] .text             PROGBITS        00002c10 002c10 006ea8 00  AX  0   0  8
>  [13] .fini             PROGBITS        00009ab8 009ab8 000008 00  AX  0   0  4
>  [14] .rodata           PROGBITS        00009ac0 009ac0 000200 00   A  0   0  4
>  [15] .ARM.extab        PROGBITS        00009cc0 009cc0 000030 00   A  0   0  4
>  [16] .ARM.exidx        ARM_EXIDX       00009cf0 009cf0 000108 00  AL 12   0  4
>  [17] .eh_frame         PROGBITS        00009df8 009df8 000004 00   A  0   0  4
>  [18] .init_array       INIT_ARRAY      00011ef4 009ef4 000004 00  WA  0   0  4
>  [19] .fini_array       FINI_ARRAY      00011ef8 009ef8 000004 00  WA  0   0  4
>  [20] .jcr              PROGBITS        00011efc 009efc 000004 00  WA  0   0  4
>  [21] .dynamic          DYNAMIC         00011f00 009f00 000100 08  WA  4   0  4
>  [22] .got              PROGBITS        00012000 00a000 0000d8 04  WA  0   0  4
>  [23] .data             PROGBITS        000120d8 00a0d8 000004 00  WA  0   0  4
>  [24] .bss              NOBITS          000120dc 00a0dc 000038 00  WA  0   0  4
>  [25] .ARM.attributes   ARM_ATTRIBUTES  00000000 00a0dc 000035 00      0   0  1
>  [26] .shstrtab         STRTAB          00000000 00a111 0000e2 00      0   0  1
>Key to Flags:
>  W (write), A (alloc), X (execute), M (merge), S (strings)
>  I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
>  O (extra OS processing required) o (OS specific), p (processor specific)
>
>Program Headers:
>  Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg Align
>  EXIDX          0x009cf0 0x00009cf0 0x00009cf0 0x00108 0x00108 R   0x4
>  LOAD           0x000000 0x00000000 0x00000000 0x09dfc 0x09dfc R E 0x8000
>  LOAD           0x009ef4 0x00011ef4 0x00011ef4 0x001e8 0x00220 RW  0x8000
>  DYNAMIC        0x009f00 0x00011f00 0x00011f00 0x00100 0x00100 RW  0x4
>  GNU_STACK      0x000000 0x00000000 0x00000000 0x00000 0x00000 RW  0x4
>  GNU_RELRO      0x009ef4 0x00011ef4 0x00011ef4 0x0010c 0x0010c R   0x1
>  PAX_FLAGS      0x000000 0x00000000 0x00000000 0x00000 0x00000     0x4
>
> Section to Segment mapping:
>  Segment Sections...
>   00     .ARM.exidx 
>   01     .hash .gnu.hash .dynsym .dynstr .gnu.version .gnu.version_d .gnu.version_r .rel.dyn .rel.plt .init .plt .text .fini .rodata .ARM.extab .ARM.exidx .eh_frame 
>   02     .init_array .fini_array .jcr .dynamic .got .data .bss 
>   03     .dynamic 
>   04     
>   05     .init_array .fini_array .jcr .dynamic 
>   06     
>Attribute Section: aeabi
>File Attributes
>  Tag_CPU_name: "7-A"
>  Tag_CPU_arch: v7
>  Tag_CPU_arch_profile: Application
>  Tag_ARM_ISA_use: Yes
>  Tag_THUMB_ISA_use: Thumb-2
>  Tag_FP_arch: VFPv3
>  Tag_ABI_PCS_wchar_t: 4
>  Tag_ABI_FP_denormal: Needed
>  Tag_ABI_FP_exceptions: Needed
>  Tag_ABI_FP_number_model: IEEE 754
>  Tag_ABI_align_needed: 8-byte
>  Tag_ABI_align_preserved: 8-byte, except leaf SP
>  Tag_ABI_enum_size: int
>  Tag_ABI_HardFP_use: SP and DP
>  Tag_ABI_VFP_args: VFP registers
>  Tag_ABI_optimization_goals: Aggressive Speed
>  Tag_DIV_use: Not allowed

Actions: View

Attachments on bug 454200: 336934 | 337136 | 337154 | 337160 | 346650