test/DebugInfo/symbolize-absolute-path-in-debug-line.s

   1 # Create .debug_line containing absolute path in filename. Show that the path is sensibly printed/found/etc.
   2 # REQUIRES: x86-registered-target
   3
   4 # RUN: sed s!FILEPATH!%/s! %s > %t.s
   5 # RUN: llvm-mc --filetype=obj --triple=x86_64-pc-linux %t.s -o %t.o
   6 # RUN: llvm-symbolizer --obj=%t.o 0 | FileCheck %s -DPATH=%/s
   7
   8 # CHECK: {{^}}[[PATH]]:1:0
   9
  10 .type _start,@function
  11 _start:
  12 .Lfunc_begin0:
  13     ret
  14 .Lfunc_end0:
  15
  16 .section .debug_str,"MS",@progbits,1
  17 .Linfo_string1:
  18     .asciz "test.c"
  19 .Linfo_string2:
  20     .asciz "/some/dir"
  21 .Linfo_string3:
  22     .asciz "_start"
  23
  24 .section    .debug_abbrev,"",@progbits
  25     .byte   1                       # Abbreviation Code
  26     .byte   17                      # DW_TAG_compile_unit
  27     .byte   1                       # DW_CHILDREN_yes
  28     .byte   3                       # DW_AT_name
  29     .byte   14                      # DW_FORM_strp
  30     .byte   16                      # DW_AT_stmt_list
  31     .byte   23                      # DW_FORM_sec_offset
  32     .byte   27                      # DW_AT_comp_dir
  33     .byte   14                      # DW_FORM_strp
  34     .byte   17                      # DW_AT_low_pc
  35     .byte   1                       # DW_FORM_addr
  36     .byte   18                      # DW_AT_high_pc
  37     .byte   6                       # DW_FORM_data4
  38     .byte   0                       # EOM(1)
  39     .byte   0                       # EOM(2)
  40     .byte   2                       # Abbreviation Code
  41     .byte   46                      # DW_TAG_subprogram
  42     .byte   0                       # DW_CHILDREN_no
  43     .byte   17                      # DW_AT_low_pc
  44     .byte   1                       # DW_FORM_addr
  45     .byte   18                      # DW_AT_high_pc
  46     .byte   6                       # DW_FORM_data4
  47     .byte   3                       # DW_AT_name
  48     .byte   14                      # DW_FORM_strp
  49     .byte   58                      # DW_AT_decl_file
  50     .byte   11                      # DW_FORM_data1
  51     .byte   59                      # DW_AT_decl_line
  52     .byte   11                      # DW_FORM_data1
  53     .byte   63                      # DW_AT_external
  54     .byte   25                      # DW_FORM_flag_present
  55     .byte   0                       # EOM(1)
  56     .byte   0                       # EOM(2)
  57     .byte   0                       # EOM(3)
  58     .section    .debug_info,"",@progbits
  59     .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
  60 .Ldebug_info_start0:
  61     .short  4                       # DWARF version number
  62     .long   .debug_abbrev           # Offset Into Abbrev. Section
  63     .byte   8                       # Address Size (in bytes)
  64     .byte   1                       # Abbrev [1] 0xb:0x35 DW_TAG_compile_unit
  65     .long   .Linfo_string1          # DW_AT_name
  66     .long   .Lline_table_start0     # DW_AT_stmt_list
  67     .long   .Linfo_string2          # DW_AT_comp_dir
  68     .quad   .Lfunc_begin0           # DW_AT_low_pc
  69     .long   .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
  70     .byte   2                       # Abbrev [2] 0x2a:0x15 DW_TAG_subprogram
  71     .quad   .Lfunc_begin0           # DW_AT_low_pc
  72     .long   .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
  73     .long   .Linfo_string3          # DW_AT_name
  74     .byte   1                       # DW_AT_decl_file
  75     .byte   1                       # DW_AT_decl_line
  76                                         # DW_AT_external
  77     .byte   0                       # End Of Children Mark
  78 .Ldebug_info_end0:
  79
  80 # Hand-written .debug_line to allow replacing in the absolute path
  81 # into the filename table at runtime.
  82 .section .debug_line,"",@progbits
  83 .Lline_table_start0:
  84     .long .Ltable_end - .Ltable_start   # unit length
  85 .Ltable_start:
  86     .short 4                            # version
  87     .long .Lheader_end - .Lheader_start # header length
  88 .Lheader_start:
  89     .byte 1                             # min instruction length
  90     .byte 1                             # max ops per instruction
  91     .byte 1                             # default is_stmt
  92     .byte -5                            # line base
  93     .byte 14                            # line range
  94     .byte 13                            # opcode base
  95     .byte 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1 # standard opcode lengths
  96     .byte 0                             # directory table
  97     .asciz "FILEPATH"                   # filename table
  98     .byte 0, 0, 0
  99     .byte 0
 100 .Lheader_end:
 101     .byte 0, 9, 2                       # DW_LNE_set_address
 102     .quad .Lfunc_begin0
 103     .byte 1                             # DW_LNS_copy
 104     .byte 33                            # +1 address, +1 line
 105     .byte 0, 1, 1                       # DW_LNE_end_sequence
 106 .Ltable_end: