306 lines
11 KiB
ArmAsm
306 lines
11 KiB
ArmAsm
# Test object to verify dwarfdump handles v5 string offset tables.
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# We have 2 v5 CUs, a v5 TU, and a split v5 CU and TU.
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#
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# To generate the test object:
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# llvm-mc -triple x86_64-unknown-linux dwarfdump-str-offsets.s -filetype=obj \
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# -o dwarfdump-str-offsets.x86_64.o
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.section .debug_str,"MS",@progbits,1
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str_producer:
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.asciz "Handmade DWARF producer"
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str_CU1:
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.asciz "Compile_Unit_1"
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str_CU1_dir:
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.asciz "/home/test/CU1"
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str_CU2:
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.asciz "Compile_Unit_2"
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str_CU2_dir:
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.asciz "/home/test/CU2"
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str_TU:
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.asciz "Type_Unit"
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str_TU_type:
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.asciz "MyStruct"
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str_Subprogram:
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.asciz "MyFunc"
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str_Variable1:
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.asciz "MyVar1"
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str_Variable2:
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.asciz "MyVar2"
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str_Variable3:
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.asciz "MyVar3"
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# Every unit contributes to the string_offsets table.
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.section .debug_str_offsets,"",@progbits
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# CU1's contribution
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.long .debug_str_offsets_segment0_end-.debug_str_offsets_base0
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_str_offsets_base0:
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.long str_producer
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.long str_CU1
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.long str_CU1_dir
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.long str_Subprogram
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.long str_Variable1
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.long str_Variable2
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.long str_Variable3
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.debug_str_offsets_segment0_end:
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# CU2's contribution
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.long .debug_str_offsets_segment1_end-.debug_str_offsets_base1
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_str_offsets_base1:
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.long str_producer
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.long str_CU2
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.long str_CU2_dir
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.debug_str_offsets_segment1_end:
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# The TU's contribution
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.long .debug_str_offsets_segment2_end-.debug_str_offsets_base2
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_str_offsets_base2:
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.long str_TU
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.long str_TU_type
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.debug_str_offsets_segment2_end:
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.section .debug_str.dwo,"MS",@progbits,1
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dwo_str_CU_5_producer:
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.asciz "Handmade split DWARF producer"
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dwo_str_CU_5_name:
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.asciz "V5_split_compile_unit"
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dwo_str_CU_5_comp_dir:
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.asciz "/home/test/splitCU"
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dwo_str_TU_5:
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.asciz "V5_split_type_unit"
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dwo_str_TU_5_type:
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.asciz "V5_split_Mystruct"
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.section .debug_str_offsets.dwo,"",@progbits
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# The split CU's contribution
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.long .debug_dwo_str_offsets_segment0_end-.debug_dwo_str_offsets_base0
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_dwo_str_offsets_base0:
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.long dwo_str_CU_5_producer-.debug_str.dwo
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.long dwo_str_CU_5_name-.debug_str.dwo
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.long dwo_str_CU_5_comp_dir-.debug_str.dwo
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.debug_dwo_str_offsets_segment0_end:
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# The split TU's contribution
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.long .debug_dwo_str_offsets_segment1_end-.debug_dwo_str_offsets_base1
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.short 5 # DWARF version
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.short 0 # Padding
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.debug_dwo_str_offsets_base1:
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.long dwo_str_TU_5-.debug_str.dwo
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.long dwo_str_TU_5_type-.debug_str.dwo
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.debug_dwo_str_offsets_segment1_end:
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# All CUs/TUs use the same abbrev section for simplicity.
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.section .debug_abbrev,"",@progbits
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.byte 0x01 # Abbrev code
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.byte 0x11 # DW_TAG_compile_unit
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.byte 0x01 # DW_CHILDREN_yes
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.byte 0x25 # DW_AT_producer
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.byte 0x1a # DW_FORM_strx
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.byte 0x03 # DW_AT_name
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.byte 0x1a # DW_FORM_strx
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.byte 0x72 # DW_AT_str_offsets_base
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.byte 0x17 # DW_FORM_sec_offset
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.byte 0x1b # DW_AT_comp_dir
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.byte 0x1a # DW_FORM_strx
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x02 # Abbrev code
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.byte 0x41 # DW_TAG_type_unit
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.byte 0x01 # DW_CHILDREN_yes
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.byte 0x03 # DW_AT_name
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.byte 0x1a # DW_FORM_strx
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.byte 0x72 # DW_AT_str_offsets_base
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.byte 0x17 # DW_FORM_sec_offset
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x03 # Abbrev code
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.byte 0x13 # DW_TAG_structure_type
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.byte 0x00 # DW_CHILDREN_no (no members)
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.byte 0x03 # DW_AT_name
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.byte 0x1a # DW_FORM_strx
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x04 # Abbrev code
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.byte 0x2e # DW_TAG_subprogram
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.byte 0x01 # DW_CHILDREN_yes
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.byte 0x03 # DW_AT_name
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.byte 0x25 # DW_FORM_strx1
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x05 # Abbrev code
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.byte 0x34 # DW_TAG_variable
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.byte 0x00 # DW_CHILDREN_no
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.byte 0x03 # DW_AT_name
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.byte 0x26 # DW_FORM_strx2
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x06 # Abbrev code
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.byte 0x34 # DW_TAG_variable
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.byte 0x00 # DW_CHILDREN_no
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.byte 0x03 # DW_AT_name
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.byte 0x27 # DW_FORM_strx3
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x07 # Abbrev code
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.byte 0x34 # DW_TAG_variable
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.byte 0x00 # DW_CHILDREN_no
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.byte 0x03 # DW_AT_name
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.byte 0x28 # DW_FORM_strx4
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x00 # EOM(3)
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# And a .dwo copy of a subset for the .dwo sections.
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.section .debug_abbrev.dwo,"",@progbits
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.byte 0x01 # Abbrev code
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.byte 0x11 # DW_TAG_compile_unit
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.byte 0x00 # DW_CHILDREN_no
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.byte 0x25 # DW_AT_producer
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.byte 0x1a # DW_FORM_strx
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.byte 0x03 # DW_AT_name
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.byte 0x1a # DW_FORM_strx
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.byte 0x72 # DW_AT_str_offsets_base
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.byte 0x17 # DW_FORM_sec_offset
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.byte 0x1b # DW_AT_comp_dir
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.byte 0x1a # DW_FORM_strx
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x02 # Abbrev code
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.byte 0x41 # DW_TAG_type_unit
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.byte 0x01 # DW_CHILDREN_yes
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.byte 0x03 # DW_AT_name
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.byte 0x1a # DW_FORM_strx
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.byte 0x72 # DW_AT_str_offsets_base
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.byte 0x17 # DW_FORM_sec_offset
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x03 # Abbrev code
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.byte 0x13 # DW_TAG_structure_type
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.byte 0x00 # DW_CHILDREN_no (no members)
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.byte 0x03 # DW_AT_name
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.byte 0x1a # DW_FORM_strx
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.byte 0x00 # EOM(1)
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.byte 0x00 # EOM(2)
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.byte 0x00 # EOM(3)
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.section .debug_info,"",@progbits
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# DWARF v5 CU header.
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.long CU1_5_end-CU1_5_version # Length of Unit
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CU1_5_version:
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.short 5 # DWARF version number
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.byte 1 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev # Offset Into Abbrev. Section
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# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,
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# DW_AT_str_offsets and DW_AT_compdir.
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.byte 1 # Abbreviation code
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.byte 0 # The index of the producer string
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.byte 1 # The index of the CU name string
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.long .debug_str_offsets_base0
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.byte 2 # The index of the comp dir string
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# A subprogram DIE with DW_AT_name, using DW_FORM_strx1.
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.byte 4 # Abbreviation code
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.byte 3 # Subprogram name string (DW_FORM_strx1)
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# A variable DIE with DW_AT_name, using DW_FORM_strx2.
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.byte 5 # Abbreviation code
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.short 0x0004 # Subprogram name string (DW_FORM_strx2)
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# A variable DIE with DW_AT_name, using DW_FORM_strx3.
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.byte 6 # Abbreviation code
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.byte 5 # Subprogram name string (DW_FORM_strx3)
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.short 0 # Subprogram name string (DW_FORM_strx3)
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# A variable DIE with DW_AT_name, using DW_FORM_strx4.
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.byte 7 # Abbreviation code
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.quad 0x00000006 # Subprogram name string (DW_FORM_strx4)
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.byte 0 # NULL
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.byte 0 # NULL
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.byte 0 # NULL
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CU1_5_end:
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# DWARF v5 CU header
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.long CU2_5_end-CU2_5_version # Length of Unit
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CU2_5_version:
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.short 5 # DWARF version number
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.byte 1 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev # Offset Into Abbrev. Section
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# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,
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# DW_AT_str_offsets and DW_AT_compdir.
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.byte 1 # Abbreviation code
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.byte 0 # The index of the producer string
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.byte 1 # The index of the CU name string
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.long .debug_str_offsets_base1
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.byte 2 # The index of the comp dir string
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.byte 0 # NULL
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CU2_5_end:
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.section .debug_types,"",@progbits
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# DWARF v5 Type unit header.
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TU_5_start:
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.long TU_5_end-TU_5_version # Length of Unit
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TU_5_version:
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.short 5 # DWARF version number
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.byte 2 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev # Offset Into Abbrev. Section
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.quad 0x0011223344556677 # Type Signature
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.long TU_5_type-TU_5_start # Type offset
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# The type-unit DIE, which has a name.
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.byte 2 # Abbreviation code
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.byte 0 # Index of the unit type name string
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.long .debug_str_offsets_base2 # offset into the str_offsets section
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# The type DIE, which has a name.
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TU_5_type:
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.byte 3 # Abbreviation code
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.byte 1 # Index of the type name string
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.byte 0 # NULL
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.byte 0 # NULL
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TU_5_end:
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.section .debug_info.dwo,"",@progbits
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# DWARF v5 split CU header.
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.long CU_split_5_end-CU_split_5_version # Length of Unit
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CU_split_5_version:
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.short 5 # DWARF version number
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.byte 1 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev.dwo # Offset Into Abbrev Section
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# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,
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# DW_AT_str_offsets and DW_AT_compdir.
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.byte 1 # Abbreviation code
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.byte 0 # The index of the producer string
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.byte 1 # The index of the CU name string
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.long .debug_dwo_str_offsets_base0-.debug_str_offsets.dwo
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.byte 2 # The index of the comp dir string
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.byte 0 # NULL
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CU_split_5_end:
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.section .debug_types.dwo,"",@progbits
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# DWARF v5 split type unit header.
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TU_split_5_start:
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.long TU_split_5_end-TU_split_5_version # Length of Unit
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TU_split_5_version:
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.short 5 # DWARF version number
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.byte 6 # DWARF Unit Type
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.byte 8 # Address Size (in bytes)
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.long .debug_abbrev.dwo # Offset Into Abbrev Section
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.quad 0x8899aabbccddeeff # Type Signature
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.long TU_split_5_type-TU_split_5_start # Type offset
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# The type-unit DIE, which has a name.
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.byte 2 # Abbreviation code
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.byte 0 # The index of the type unit name string
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.long .debug_dwo_str_offsets_base1-.debug_str_offsets.dwo
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# The type DIE, which has a name.
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TU_split_5_type:
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.byte 3 # Abbreviation code
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.byte 1 # The index of the type name string
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.byte 0 # NULL
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.byte 0 # NULL
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TU_split_5_end:
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