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176 lines
5.5 KiB
ArmAsm
176 lines
5.5 KiB
ArmAsm
# Test object to verify dwarfdump handles a DWARF-64 v5 line header.
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# FIXME: Make the other headers DWARF-64 also.
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# FIXME: Add variants for earlier DWARF versions.
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# RUN: llvm-mc -triple x86_64-unknown-linux --defsym ELF=0 \
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# RUN: -filetype=obj -o - %s | llvm-dwarfdump -v - | FileCheck %s
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# RUN: llvm-mc -triple x86_64-apple-darwin --defsym MACHO=0 \
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# RUN: -filetype=obj -o - %s | llvm-dwarfdump -v - | FileCheck %s
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.ifdef ELF
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.section .debug_str,"MS",@progbits,1
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.endif
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.ifdef MACHO
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.section __DWARF,__debug_str,regular,debug
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.endif
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str_producer:
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.asciz "Handmade DWARF producer"
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str_CU_5:
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.asciz "V5_compile_unit"
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str_LT_5a:
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.asciz "Directory5a"
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str_LT_5b:
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.asciz "Directory5b"
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.ifdef ELF
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.section .debug_abbrev,"",@progbits
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.endif
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.ifdef MACHO
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.section __DWARF,__debug_abbrev,regular,debug
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.endif
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abbrev:
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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 0x0e # DW_FORM_strp
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.byte 0x03 # DW_AT_name
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.byte 0x0e # DW_FORM_strp
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.byte 0x10 # DW_AT_stmt_list
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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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.ifdef ELF
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.section .debug_info,"",@progbits
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.endif
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.ifdef MACHO
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.section __DWARF,__debug_info,regular,debug
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.endif
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# DWARF-32 v5 normal CU header.
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Lset0 = CU_5_end-CU_5_version # Length of Unit
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.long Lset0
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CU_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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.ifdef ELF
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.long abbrev # Offset Into Abbrev. Section
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.endif
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.ifdef MACHO
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.long 0
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.endif
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# The compile-unit DIE, with DW_AT_producer, DW_AT_name, DW_AT_stmt_list.
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.byte 1
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.long str_producer
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.long str_CU_5
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.ifdef ELF
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.long LH_5_start
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.endif
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.ifdef MACHO
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.long 0
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.endif
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.byte 0 # NULL
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CU_5_end:
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# CHECK-LABEL: .debug_info contents:
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# CHECK: 0x00000000: Compile Unit: length = 0x00000016, format = DWARF32, version = 0x0005, unit_type = DW_UT_compile, abbr_offset = 0x0000, addr_size = 0x08 (next unit at 0x0000001a)
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# CHECK: 0x0000000c: DW_TAG_compile_unit
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# CHECK-NEXT: DW_AT_producer {{.*}} "Handmade DWARF producer"
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# CHECK-NEXT: DW_AT_name {{.*}} "V5_compile_unit"
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# CHECK-NEXT: DW_AT_stmt_list {{.*}} (0x00000000)
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.ifdef ELF
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.section .debug_line,"",@progbits
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.endif
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.ifdef MACHO
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.section __DWARF,__debug_line,regular,debug
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.endif
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# DWARF-64 v5 line-table header.
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LH_5_start:
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.long -1
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Lset1 = LH_5_end-LH_5_version # Length of Unit
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.quad Lset1
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LH_5_version:
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.short 5 # DWARF version number
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.byte 8 # Address Size
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.byte 0 # Segment Selector Size
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Lset2 = LH_5_header_end-LH_5_params # Length of Prologue
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.quad Lset2
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LH_5_params:
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.byte 1 # Minimum Instruction Length
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.byte 1 # Maximum Operations per Instruction
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.byte 1 # Default is_stmt
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.byte -5 # Line Base
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.byte 14 # Line Range
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.byte 13 # Opcode Base
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.byte 0 # Standard Opcode Lengths
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.byte 1
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.byte 1
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.byte 1
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.byte 1
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.byte 0
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.byte 0
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.byte 0
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.byte 1
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.byte 0
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.byte 0
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.byte 1
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# Directory table format
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.byte 1 # One element per directory entry
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.byte 1 # DW_LNCT_path
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.byte 0x0e # DW_FORM_strp (-> .debug_str)
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# Directory table entries
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.byte 2 # Two directories
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.quad str_LT_5a
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.quad str_LT_5b
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# File table format
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.byte 4 # Four elements per file entry
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.byte 1 # DW_LNCT_path
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.byte 0x08 # DW_FORM_string
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.byte 2 # DW_LNCT_directory_index
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.byte 0x0b # DW_FORM_data1
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.byte 3 # DW_LNCT_timestamp
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.byte 0x0f # DW_FORM_udata
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.byte 4 # DW_LNCT_size
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.byte 0x0f # DW_FORM_udata
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# File table entries
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.byte 2 # Two files
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.asciz "File5a"
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.byte 0
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.byte 0x51
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.byte 0x52
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.asciz "File5b"
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.byte 1
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.byte 0x53
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.byte 0x54
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LH_5_header_end:
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# Line number program, which is empty.
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LH_5_end:
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# CHECK-LABEL: .debug_line contents:
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# CHECK: Line table prologue:
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# CHECK: total_length: 0x0000000000000050
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# CHECK: version: 5
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# CHECK: address_size: 8
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# CHECK: seg_select_size: 0
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# CHECK: prologue_length: 0x0000000000000044
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# CHECK: max_ops_per_inst: 1
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# CHECK: include_directories[ 0] = .debug_str[0x0000000000000028] = "Directory5a"
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# CHECK: include_directories[ 1] = .debug_str[0x0000000000000034] = "Directory5b"
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# CHECK-NOT: include_directories
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# CHECK: file_names[ 0]:
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# CHECK-NEXT: name: "File5a"
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# CHECK-NEXT: dir_index: 0
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# CHECK-NEXT: mod_time: 0x00000051
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# CHECK-NEXT: length: 0x00000052
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# CHECK: file_names[ 1]:
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# CHECK-NEXT: name: "File5b"
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# CHECK-NEXT: dir_index: 1
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# CHECK-NEXT: mod_time: 0x00000053
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# CHECK-NEXT: length: 0x00000054
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# CHECK-NOT: file_names
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