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87 lines
3.1 KiB
87 lines
3.1 KiB
# Test basics of debug_line parsing. This test uses a linker script which
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# ensures the code is placed at the end of a module to test the boundary
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# condition when the final end-of-sequence line table entry points to an address
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# that is outside the range of memory covered by the module.
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# REQUIRES: lld, x86
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# RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj > %t.o
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# RUN: ld.lld --script=%S/Inputs/debug-line-basic.script %t.o -o %t
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# RUN: %lldb %t -o "image dump line-table -v a.c" -o exit | FileCheck %s
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.text
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.globl _start
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_start:
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# CHECK: Line table for /tmp/a.c
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.file 1 "/tmp/b.c"
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.loc 1 0 0
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nop
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# CHECK-NEXT: 0x0000000000201000: /tmp/b.c, is_start_of_statement = TRUE{{$}}
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.loc 1 1 0
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nop
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# CHECK-NEXT: 0x0000000000201001: /tmp/b.c:1, is_start_of_statement = TRUE{{$}}
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.loc 1 1 1
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nop
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# CHECK-NEXT: 0x0000000000201002: /tmp/b.c:1:1, is_start_of_statement = TRUE{{$}}
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.loc 1 2 0 is_stmt 0
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nop
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# CHECK-NEXT: 0x0000000000201003: /tmp/b.c:2{{$}}
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.loc 1 2 0 is_stmt 0 basic_block
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nop
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# CHECK-NEXT: 0x0000000000201004: /tmp/b.c:2, is_start_of_basic_block = TRUE{{$}}
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.loc 1 2 0 is_stmt 0 prologue_end
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nop
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# CHECK-NEXT: 0x0000000000201005: /tmp/b.c:2, is_prologue_end = TRUE{{$}}
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.loc 1 2 0 is_stmt 0 epilogue_begin
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nop
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# CHECK-NEXT: 0x0000000000201006: /tmp/b.c:2, is_epilogue_begin = TRUE{{$}}
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.file 2 "/tmp/c.c"
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.loc 2 1 0 is_stmt 0
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nop
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# CHECK-NEXT: 0x0000000000201007: /tmp/c.c:1{{$}}
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# CHECK-NEXT: 0x0000000000201008: /tmp/c.c:1, is_terminal_entry = TRUE{{$}}
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.section .text.f,"ax",@progbits
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f:
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.loc 1 3 0 is_stmt 0
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nop
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# CHECK-NEXT: 0x0000000000201008: /tmp/b.c:3{{$}}
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# CHECK-NEXT: 0x0000000000201009: /tmp/b.c:3, is_terminal_entry = TRUE{{$}}
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.section .debug_str,"MS",@progbits,1
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.Linfo_string1:
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.asciz "a.c"
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.Linfo_string2:
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.asciz "/tmp"
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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 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 14 # DW_FORM_strp
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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 14 # DW_FORM_strp
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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 .Lcu_end0-.Lcu_start0 # Length of Unit
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.Lcu_start0:
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.short 4 # DWARF version number
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.long .debug_abbrev # Offset Into Abbrev. Section
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.byte 8 # Address Size (in bytes)
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.byte 1 # Abbrev [1] 0xb:0x1f DW_TAG_compile_unit
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.short 12 # DW_AT_language
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.long .Linfo_string1 # DW_AT_name
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.long .Lline_table_start0 # DW_AT_stmt_list
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.long .Linfo_string2 # DW_AT_comp_dir
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.Lcu_end0:
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.section .debug_line,"",@progbits
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.Lline_table_start0:
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