130 lines
5.3 KiB
ArmAsm
130 lines
5.3 KiB
ArmAsm
# Test handling of DWARF5 line tables. In particular, test that we handle files
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# which are present in the line table more than once.
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# REQUIRES: x86
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# RUN: llvm-mc -filetype=obj -o %t -triple x86_64-pc-linux %s
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# RUN: %lldb %t -o "source info -f file0.c" -o "source info -f file1.c" \
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# RUN: -o "breakpoint set -f file0.c -l 42" \
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# RUN: -o "breakpoint set -f file0.c -l 47" \
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# RUN: -o exit | FileCheck %s
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# CHECK-LABEL: source info -f file0.c
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# CHECK: [0x0000000000000000-0x0000000000000001): /file0.c:42
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# CHECK-LABEL: source info -f file1.c
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# CHECK: [0x0000000000000001-0x0000000000000002): /file1.c:47
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# CHECK-LABEL: breakpoint set -f file0.c -l 42
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# CHECK: Breakpoint 1: {{.*}}`foo,
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# CHECK-LABEL: breakpoint set -f file0.c -l 47
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# CHECK: Breakpoint 2: {{.*}}`foo + 2,
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.text
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.globl foo
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foo:
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nop
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nop
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nop
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.Lfoo_end:
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.section .debug_abbrev,"",@progbits
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.byte 1 # Abbreviation Code
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.byte 17 # DW_TAG_compile_unit
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.byte 0 # DW_CHILDREN_no
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.byte 37 # DW_AT_producer
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.byte 8 # DW_FORM_string
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.byte 19 # DW_AT_language
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.byte 5 # DW_FORM_data2
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.byte 3 # DW_AT_name
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.byte 8 # DW_FORM_string
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.byte 16 # DW_AT_stmt_list
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.byte 23 # DW_FORM_sec_offset
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.byte 27 # DW_AT_comp_dir
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.byte 8 # DW_FORM_string
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.byte 17 # DW_AT_low_pc
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.byte 1 # DW_FORM_addr
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.byte 18 # DW_AT_high_pc
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.byte 6 # DW_FORM_data4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 0 # EOM(3)
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.section .debug_info,"",@progbits
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.Lcu_begin0:
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.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
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.Ldebug_info_start0:
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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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.byte 1 # Abbrev [1] 0xc:0x23 DW_TAG_compile_unit
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.asciz "Hand-written DWARF" # DW_AT_producer
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.short 12 # DW_AT_language
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.asciz "file0.c" # DW_AT_name
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.long .Lline_table_begin # DW_AT_stmt_list
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.asciz "/" # DW_AT_comp_dir
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.quad foo # DW_AT_low_pc
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.long .Lfoo_end-foo # DW_AT_high_pc
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.Ldebug_info_end0:
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.section .debug_line,"",@progbits
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.Lline_table_begin:
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.long .Lline_end-.Lline_start
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.Lline_start:
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.short 5 # DWARF version number
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.byte 8 # Address Size (in bytes)
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.byte 0 # Segment Selector Size
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.long .Lheader_end-.Lheader_start
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.Lheader_start:
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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 0 # Line Base
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.byte 0 # Line Range
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.byte 5 # Opcode Base
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.byte 0, 1, 1, 1 # Standard Opcode Lengths
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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 0x08 # DW_FORM_string
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# Directory table entries
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.byte 1 # 1 directory
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.asciz "/"
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# File table format
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.byte 2 # 2 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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# File table entries
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.byte 3 # 3 files
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.asciz "file0.c"
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.byte 0
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.asciz "file1.c"
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.byte 0
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.asciz "file0.c"
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.byte 0
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.Lheader_end:
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.byte 4, 0 # DW_LNS_set_file 0
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.byte 0, 9, 2 # DW_LNE_set_address
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.quad foo
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.byte 3, 41 # DW_LNS_advance_line 41
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.byte 1 # DW_LNS_copy
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.byte 4, 1 # DW_LNS_set_file 1
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.byte 2, 1 # DW_LNS_advance_pc 1
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.byte 3, 5 # DW_LNS_advance_line 5
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.byte 1 # DW_LNS_copy
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.byte 4, 2 # DW_LNS_set_file 2
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.byte 2, 1 # DW_LNS_advance_pc 1
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.byte 1 # DW_LNS_copy
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.byte 2, 1 # DW_LNS_advance_pc 1
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.byte 0, 1, 1 # DW_LNE_end_sequence
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.Lline_end:
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