elf-dwarf.yaml 26.8 KB
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## Test loading an ELF file with DWARF. First we make the ELF file from yaml,
## then we convert the ELF file to GSYM, then we do lookups on the newly
## created GSYM, and finally we dump the entire GSYM.

# RUN: yaml2obj %s -o %t
# RUN: llvm-gsymutil --convert %t -o %t.gsym 2>&1 | FileCheck %s --check-prefix=CONVERT
# RUN: llvm-gsymutil --address=0x400391 --address=0x4004cd %t.gsym 2>&1 | FileCheck %s --check-prefix=ADDR
# RUN: llvm-gsymutil --address=0x400391 --address=0x4004cd --verbose %t.gsym 2>&1 | FileCheck %s --check-prefix=ADDRV --dump-input=always
# RUN: llvm-gsymutil %t.gsym 2>&1 | FileCheck %s --check-prefix=DUMP

# ADDR: Looking up addresses in "{{.*\.yaml\.tmp\.gsym}}":
# ADDR: 0x0000000000400391: _init
# ADDR: 0x00000000004004cd: main @ /tmp/main.cpp:1

# ADDRV: Looking up addresses in "{{.*\.yaml\.tmp\.gsym}}":
# ADDRV: FunctionInfo for 0x0000000000400391:
# ADDRV: [0x0000000000400390 - 0x0000000000400390) "_init"
# ADDRV: LookupResult for 0x0000000000400391:
# ADDRV: 0x0000000000400391: _init
# ADDRV: FunctionInfo for 0x00000000004004cd:
# ADDRV: [0x00000000004004cd - 0x00000000004004df) "main"
# ADDRV: LineTable:
# ADDRV:   0x00000000004004cd /tmp/main.cpp:1
# ADDRV:   0x00000000004004d8 /tmp/main.cpp:2
# ADDRV:   0x00000000004004dd /tmp/main.cpp:3
# ADDRV: LookupResult for 0x00000000004004cd:
# ADDRV: 0x00000000004004cd: main @ /tmp/main.cpp:1

# CONVERT: Input file: {{.*\.yaml\.tmp}}
# CONVERT: Output file (x86_64): {{.*\.yaml\.tmp\.gsym}}
# CONVERT: Loaded 1 functions from DWARF.
# CONVERT: Loaded 9 functions from symbol table.
# CONVERT: Pruned 0 functions, ended with 10 total

# DUMP:      Header:
# DUMP-NEXT:   Magic        = 0x4753594d
# DUMP-NEXT:   Version      = 0x0001
# DUMP-NEXT:   AddrOffSize  = 0x02
# DUMP-NEXT:   UUIDSize     = 0x14
# DUMP-NEXT:   BaseAddress  = 0x0000000000400000
# DUMP-NEXT:   NumAddresses = 0x0000000a
# DUMP-NEXT:   StrtabOffset = 0x00000080
# DUMP-NEXT:   StrtabSize   = 0x00000091
# DUMP-NEXT:   UUID         = 0e62be89cad89206110ed1375b618656f32ac906

# DUMP:      Address Table:
# DUMP-NEXT: INDEX  OFFSET16 (ADDRESS)
# DUMP-NEXT: ====== ===============================
# DUMP-NEXT: [   0] 0x0390 (0x0000000000400390)
# DUMP-NEXT: [   1] 0x03e0 (0x00000000004003e0)
# DUMP-NEXT: [   2] 0x0410 (0x0000000000400410)
# DUMP-NEXT: [   3] 0x0440 (0x0000000000400440)
# DUMP-NEXT: [   4] 0x0480 (0x0000000000400480)
# DUMP-NEXT: [   5] 0x04a0 (0x00000000004004a0)
# DUMP-NEXT: [   6] 0x04cd (0x00000000004004cd)
# DUMP-NEXT: [   7] 0x04e0 (0x00000000004004e0)
# DUMP-NEXT: [   8] 0x0550 (0x0000000000400550)
# DUMP-NEXT: [   9] 0x0554 (0x0000000000400554)

# DUMP:      Address Info Offsets:
# DUMP-NEXT: INDEX  Offset
# DUMP-NEXT: ====== ==========
# DUMP-NEXT: [   0] 0x00000114
# DUMP-NEXT: [   1] 0x00000124
# DUMP-NEXT: [   2] 0x00000134
# DUMP-NEXT: [   3] 0x00000144
# DUMP-NEXT: [   4] 0x00000154
# DUMP-NEXT: [   5] 0x00000164
# DUMP-NEXT: [   6] 0x00000174
# DUMP-NEXT: [   7] 0x00000194
# DUMP-NEXT: [   8] 0x000001a4
# DUMP-NEXT: [   9] 0x000001b4

# DUMP:      Files:
# DUMP-NEXT: INDEX  DIRECTORY  BASENAME   PATH
# DUMP-NEXT: ====== ========== ========== ==============================
# DUMP-NEXT: [   0] 0x00000000 0x00000000
# DUMP-NEXT: [   1] 0x00000006 0x0000000b /tmp/main.cpp

# DUMP:      String table:
# DUMP-NEXT: 0x00000000: ""
# DUMP-NEXT: 0x00000001: "main"
# DUMP-NEXT: 0x00000006: "/tmp"
# DUMP-NEXT: 0x0000000b: "main.cpp"
# DUMP-NEXT: 0x00000014: "deregister_tm_clones"
# DUMP-NEXT: 0x00000029: "register_tm_clones"
# DUMP-NEXT: 0x0000003c: "__do_global_dtors_aux"
# DUMP-NEXT: 0x00000052: "frame_dummy"
# DUMP-NEXT: 0x0000005e: "__libc_csu_fini"
# DUMP-NEXT: 0x0000006e: "_fini"
# DUMP-NEXT: 0x00000074: "__libc_csu_init"
# DUMP-NEXT: 0x00000084: "_start"
# DUMP-NEXT: 0x0000008b: "_init"
# DUMP:      FunctionInfo @ 0x00000114: [0x0000000000400390 - 0x0000000000400390) "_init"
# DUMP:      FunctionInfo @ 0x00000124: [0x00000000004003e0 - 0x00000000004003e0) "_start"
# DUMP:      FunctionInfo @ 0x00000134: [0x0000000000400410 - 0x0000000000400410) "deregister_tm_clones"
# DUMP:      FunctionInfo @ 0x00000144: [0x0000000000400440 - 0x0000000000400440) "register_tm_clones"
# DUMP:      FunctionInfo @ 0x00000154: [0x0000000000400480 - 0x0000000000400480) "__do_global_dtors_aux"
# DUMP:      FunctionInfo @ 0x00000164: [0x00000000004004a0 - 0x00000000004004a0) "frame_dummy"
# DUMP:      FunctionInfo @ 0x00000174: [0x00000000004004cd - 0x00000000004004df) "main"
# DUMP-NEXT: LineTable:
# DUMP-NEXT:   0x00000000004004cd /tmp/main.cpp:1
# DUMP-NEXT:   0x00000000004004d8 /tmp/main.cpp:2
# DUMP-NEXT:   0x00000000004004dd /tmp/main.cpp:3
# DUMP:      FunctionInfo @ 0x00000194: [0x00000000004004e0 - 0x0000000000400545) "__libc_csu_init"
# DUMP:      FunctionInfo @ 0x000001a4: [0x0000000000400550 - 0x0000000000400552) "__libc_csu_fini"
# DUMP:      FunctionInfo @ 0x000001b4: [0x0000000000400554 - 0x000000000040055d) "_fini"
--- !ELF
FileHeader:
  Class:           ELFCLASS64
  Data:            ELFDATA2LSB
  Type:            ET_EXEC
  Machine:         EM_X86_64
  Entry:           0x00000000004003E0
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    Type:            SHT_NOTE
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400254
    AddressAlign:    0x0000000000000004
    Notes:
      - Name:            GNU
        Desc:            '00000000020000000600000020000000'
        Type:            0x00000001
  - Name:            .note.gnu.build-id
    Type:            SHT_NOTE
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400274
    AddressAlign:    0x0000000000000004
    Notes:
      - Name:            GNU
        Desc:            0E62BE89CAD89206110ED1375B618656F32AC906
        Type:            0x00000003
  - Name:            .gnu.hash
    Type:            SHT_GNU_HASH
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400298
    Link:            .dynsym
    AddressAlign:    0x0000000000000008
    Header:
      SymNdx:          0x00000001
      Shift2:          0x00000000
    BloomFilter:     [ 0x0000000000000000 ]
    HashBuckets:     [ 0x00000000 ]
    HashValues:      [  ]
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    Type:            SHT_GNU_versym
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400338
    Link:            .dynsym
    AddressAlign:    0x0000000000000002
    EntSize:         0x0000000000000002
    Entries:         [ 0, 2, 0 ]
  - Name:            .gnu.version_r
    Type:            SHT_GNU_verneed
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400340
    Link:            .dynstr
    AddressAlign:    0x0000000000000008
    Info:            0x0000000000000001
    Dependencies:
      - Version:         1
        File:            libc.so.6
        Entries:
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            Hash:            157882997
            Flags:           0
            Other:           2
  - Name:            .rela.dyn
    Type:            SHT_RELA
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400360
    Link:            .dynsym
    AddressAlign:    0x0000000000000008
    EntSize:         0x0000000000000018
    Relocations:
      - Offset:          0x0000000000600FF8
        Symbol:          __gmon_start__
        Type:            R_X86_64_GLOB_DAT
  - Name:            .rela.plt
    Type:            SHT_RELA
    Flags:           [ SHF_ALLOC, SHF_INFO_LINK ]
    Address:         0x0000000000400378
    Link:            .dynsym
    AddressAlign:    0x0000000000000008
    EntSize:         0x0000000000000018
    Info:            .got.plt
    Relocations:
      - Offset:          0x0000000000601018
        Symbol:          __libc_start_main
        Type:            R_X86_64_JUMP_SLOT
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    Address:         0x0000000000400554
    AddressAlign:    0x0000000000000004
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  - Name:            .rodata
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC ]
    Address:         0x0000000000400560
    AddressAlign:    0x0000000000000008
    Content:         '01000200000000000000000000000000'
  - Name:            .eh_frame_hdr
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC ]
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    AddressAlign:    0x0000000000000004
    Content:         011B033B340000000500000040FEFFFF8000000070FEFFFF500000005DFFFFFFA800000070FFFFFFC8000000E0FFFFFF10010000
  - Name:            .eh_frame
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC ]
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    AddressAlign:    0x0000000000000008
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    Flags:           [ SHF_WRITE, SHF_ALLOC ]
    Address:         0x0000000000600E18
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  - Name:            .jcr
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    Link:            .dynstr
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      - Section: .interp
      - Section: .note.ABI-tag
      - Section: .note.gnu.build-id
      - Section: .gnu.hash
      - Section: .gnu.version
      - Section: .gnu.version_r
      - Section: .rela.dyn
      - Section: .rela.plt
      - Section: .init
      - Section: .plt
      - Section: .plt.got
      - Section: .text
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