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175 lines
6.9 KiB
175 lines
6.9 KiB
## Show that llvm-dwarfdump dumps the whole .debug_line section when
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## --debug-line is specified.
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# RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux -o %t.o
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# RUN: llvm-dwarfdump --debug-line %t.o | FileCheck %s --match-full-lines
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# CHECK: .debug_line contents:
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# CHECK-NEXT: debug_line[0x00000000]
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# CHECK-NEXT: Line table prologue:
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# CHECK-NEXT: total_length: 0x00000069
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# CHECK-NEXT: format: DWARF32
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# CHECK-NEXT: version: 5
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# CHECK-NEXT: address_size: 8
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# CHECK-NEXT: seg_select_size: 0
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# CHECK-NEXT: prologue_length: 0x0000004c
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# CHECK-NEXT: min_inst_length: 1
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# CHECK-NEXT: max_ops_per_inst: 1
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# CHECK-NEXT: default_is_stmt: 1
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# CHECK-NEXT: line_base: -5
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# CHECK-NEXT: line_range: 7
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# CHECK-NEXT: opcode_base: 14
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_copy] = 0
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_advance_pc] = 1
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_advance_line] = 1
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_set_file] = 1
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_set_column] = 1
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_negate_stmt] = 0
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_set_basic_block] = 0
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_const_add_pc] = 0
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_set_prologue_end] = 0
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_set_isa] = 1
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_unknown_d] = 0
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# CHECK-NEXT: include_directories[ 0] = "dir1/dir2"
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# CHECK-NEXT: file_names[ 0]:
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# CHECK-NEXT: name: "file1.c"
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# CHECK-NEXT: dir_index: 2
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# CHECK-NEXT: mod_time: 0x12345678
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# CHECK-NEXT: length: 0x00000010
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# CHECK-EMPTY:
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# CHECK-NEXT: Address Line Column File ISA Discriminator Flags
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# CHECK-NEXT: ------------------ ------ ------ ------ --- ------------- -------------
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# CHECK-NEXT: 0x0000000000000002 1 0 1 0 0 is_stmt
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# CHECK-NEXT: 0x0000000000000002 1 4 3 0 0 is_stmt
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# CHECK-NEXT: 0x0000000000000024 1 4 3 5 6 basic_block prologue_end epilogue_begin end_sequence
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# CHECK-EMPTY:
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# CHECK-NEXT: debug_line[0x0000006d]
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# CHECK-NEXT: Line table prologue:
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# CHECK-NEXT: total_length: 0x0000001b
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# CHECK-NEXT: format: DWARF32
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# CHECK-NEXT: version: 4
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# CHECK-NEXT: prologue_length: 0x00000015
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# CHECK-NEXT: min_inst_length: 2
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# CHECK-NEXT: max_ops_per_inst: 4
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# CHECK-NEXT: default_is_stmt: 0
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# CHECK-NEXT: line_base: 42
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# CHECK-NEXT: line_range: 10
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# CHECK-NEXT: opcode_base: 2
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# CHECK-NEXT: standard_opcode_lengths[DW_LNS_copy] = 42
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# CHECK-NEXT: include_directories[ 1] = "baz"
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# CHECK-NEXT: file_names[ 1]:
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# CHECK-NEXT: name: "foo.c"
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# CHECK-NEXT: dir_index: 1
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# CHECK-NEXT: mod_time: 0x00000011
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# CHECK-NEXT: length: 0x00000022
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# CHECK-EMPTY:
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# CHECK-NEXT: debug_line[0x0000008c]
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.section .debug_line,"",@progbits
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.long .Lunit0_end - .Lunit0_begin ## unit_length
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.Lunit0_begin:
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.short 5 ## version
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.byte 8 ## address_size
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.byte 0 ## segment_selector_size
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.long .Lheader0_end - .Lheader0_begin ## header_length
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.Lheader0_begin:
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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 7 ## line_range
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## Use an opcode_base > than the last standard opcode to show that unknown
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## standard opcodes can be handled.
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.byte 14 ## opcode_base
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.byte 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0 ## standard_opcode_lengths
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.byte 2 ## directory_entry_format_count
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## Use two formats to show that only the path is included in the output.
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.byte 0x1, 0x8 ## DW_LNCT_path, DW_FORM_string
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.byte 0x4, 0x5 ## DW_LNCT_size, DW_FORM_data2
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.byte 1 ## directories_count
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.asciz "dir1/dir2" ## directory entry 0
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.short 0x1234
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.byte 4 ## file_name_entry_format_count
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.byte 0x4, 0x1E ## DW_LNCT_MD5, DW_FORM_data16
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.byte 0x3, 0x6 ## DW_LNCT_timestamp, DW_FORM_data4
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.byte 0x2, 0xB ## DW_LNCT_directory_index, DW_FORM_data1
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.byte 0x1, 0x8 ## DW_LNCT_path, DW_FORM_string
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.byte 1 ## file_names_count
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.quad 0x1111222233334444, 0x5555666677778888 ## file name entry 0
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.long 0x12345678
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.byte 2
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.asciz "file1.c"
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.Lheader0_end:
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.byte 0x21 ## Special opcode - shows line printed after special opcode.
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.byte 0x4 ## DW_LNS_set_file - shows file can be changed to an arbitrary value.
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.byte 3
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.byte 0x5 ## DW_LNS_set_column - shows column can be changed.
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.byte 4
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.byte 0x1 ## DW_LNS_copy - shows line printed after copy opcode.
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.byte 0x8 ## DW_LNS_const_add_pc - shows address can be changed.
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.byte 0xC ## DW_LNS_set_isa - shows isa register value can be changed.
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.byte 5
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.byte 0, 0x2, 0x4 ## DW_LNE_set_discriminator - shows discriminator can be changed.
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.byte 6
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## These lines all show that the printed boolean register values can be changed.
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.byte 0x6 ## DW_LNS_negate_stmt
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.byte 0x7 ## DW_LNS_set_basic_block
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.byte 0xA ## DW_LNS_set_prologue_end
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.byte 0xB ## DW_LNS_set_epilogue_begin
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.byte 0xD ## DW_LNS_unknown - shows that unknown opcodes do not affect state.
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.byte 0, 0x1, 0x1 ## DW_LNE_end_sequence
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.Lunit0_end:
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## Second line table program with version 4 and no sequences.
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.long .Lunit1_end - .Lunit1_begin ## unit_length
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.Lunit1_begin:
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.short 4 ## version
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.long .Lheader1_end - .Lheader1_begin ## header_length
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.Lheader1_begin:
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.byte 2 ## minimum_instruction_length
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.byte 4 ## maximum_operations_per_instruction
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.byte 0 ## default_is_stmt
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.byte 42 ## line_base
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.byte 10 ## line_range
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.byte 2 ## opcode_base - lower than normal to show this can be handled.
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.byte 42 ## standard_opcode_lengths - different to normal.
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## include_directories
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.asciz "baz"
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.byte 0
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## file_names
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.asciz "foo.c"
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.byte 1 ## Directory index
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.byte 0x11 ## Timestamp
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.byte 0x22 ## Length
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.Lheader1_end:
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.Lunit1_end:
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## Third line table program needed to show that only a single blank line is
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## printed after a program with no sequences. The values in this table are
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## arbitrary.
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.long .Lunit2_end - .Lunit2_begin ## unit_length
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.Lunit2_begin:
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.short 4 ## version
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.long .Lheader2_end - .Lheader2_begin ## header_length
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.Lheader2_begin:
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.byte 1 ## minimum_instruction_length
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.byte 2 ## maximum_operations_per_instruction
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.byte 1 ## default_is_stmt
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.byte 1 ## line_base
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.byte 1 ## line_range
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.byte 2 ## opcode_base
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.byte 1 ## standard_opcode_lengths
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## include_directories
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.byte 0
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## file_names
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.asciz "bar.c"
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.byte 0 ## Directory index
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.byte 0 ## Timestamp
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.byte 0 ## Length
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.Lheader2_end:
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.byte 0, 0x1, 0x1 ## DW_LNE_end_sequence
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.Lunit2_end:
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