llvm/test/tools/llvm-symbolizer/functions.s

   1 # REQUIRES: x86-registered-target
   2
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
   4
   5 # RUN: llvm-symbolizer 0 --obj=%t.o | FileCheck %s --check-prefix=LINKAGE
   6 # RUN: llvm-symbolizer 0 -f --obj=%t.o | FileCheck %s --check-prefix=LINKAGE
   7 # RUN: llvm-symbolizer 0 --functions --obj=%t.o | FileCheck %s --check-prefix=LINKAGE
   8 # RUN: llvm-symbolizer 0 -f=linkage --obj=%t.o | FileCheck %s --check-prefix=LINKAGE
   9 # RUN: llvm-symbolizer 0 --functions=linkage --obj=%t.o | FileCheck %s --check-prefix=LINKAGE
  10 # RUN: llvm-symbolizer 0 -f=short --obj=%t.o | FileCheck %s --check-prefix=SHORT
  11 # RUN: llvm-symbolizer 0 --functions=short --obj=%t.o | FileCheck %s --check-prefix=SHORT
  12 # RUN: llvm-symbolizer 0 -f=none --obj=%t.o | FileCheck %s --check-prefix=NONE
  13 # RUN: llvm-symbolizer 0 --functions=none --obj=%t.o | FileCheck %s --check-prefix=NONE
  14
  15 ## Characterise behaviour for no '=' sign. llvm-symbolizer treats the next option as an
  16 ## input address, and just prints it.
  17 # RUN: llvm-symbolizer 0 -f none --obj=%t.o | FileCheck %s --check-prefixes=LINKAGE,ERR
  18 # RUN: llvm-symbolizer 0 --functions none --obj=%t.o | FileCheck %s --check-prefixes=LINKAGE,ERR
  19
  20 # LINKAGE:      {{^}}foo(int){{$}}
  21 # LINKAGE-NEXT: functions.cpp:2:0
  22
  23 # SHORT:      {{^}}foo{{$}}
  24 # SHORT-NEXT: functions.cpp:2:0
  25
  26 # NONE-NOT: foo
  27 # NONE:     functions.cpp:2:0
  28
  29 # ERR: ??
  30 # ERR-NEXT: ??:0
  31
  32 # The assembly below is a stripped down version of the output of:
  33 #   clang -S -g --target=x86_64-pc-linux
  34 # for the following C++ source:
  35 #   void foo(int bar) {}
  36   .type _Z3fooi,@function
  37 _Z3fooi:
  38 .Lfunc_begin0:
  39   .file   1 "/llvm-symbolizer/Inputs" "functions.cpp"
  40   .loc    1 2 0                 # functions.cpp:2:0
  41   nop
  42   .loc  1 2 20 prologue_end     # functions.cpp:2:20
  43 .Lfunc_end0:
  44
  45   .section    .debug_str,"MS",@progbits,1
  46 .Linfo_string1:
  47   .asciz  "functions.cpp"
  48 .Linfo_string2:
  49   .asciz  "/llvm-symbolizer/Inputs"
  50 .Linfo_string3:
  51   .asciz  "_Z3fooi"
  52 .Linfo_string4:
  53   .asciz  "foo"
  54
  55   .section  .debug_abbrev,"",@progbits
  56   .byte 1                       # Abbreviation Code
  57   .byte 17                      # DW_TAG_compile_unit
  58   .byte 1                       # DW_CHILDREN_yes
  59   .byte 3                       # DW_AT_name
  60   .byte 14                      # DW_FORM_strp
  61   .byte 16                      # DW_AT_stmt_list
  62   .byte 23                      # DW_FORM_sec_offset
  63   .byte 27                      # DW_AT_comp_dir
  64   .byte 14                      # DW_FORM_strp
  65   .byte 17                      # DW_AT_low_pc
  66   .byte 1                       # DW_FORM_addr
  67   .byte 18                      # DW_AT_high_pc
  68   .byte 6                       # DW_FORM_data4
  69   .byte 0                       # EOM(1)
  70   .byte 0                       # EOM(2)
  71   .byte 2                       # Abbreviation Code
  72   .byte 46                      # DW_TAG_subprogram
  73   .byte 0                       # DW_CHILDREN_no
  74   .byte 17                      # DW_AT_low_pc
  75   .byte 1                       # DW_FORM_addr
  76   .byte 18                      # DW_AT_high_pc
  77   .byte 6                       # DW_FORM_data4
  78   .byte 110                     # DW_AT_linkage_name
  79   .byte 14                      # DW_FORM_strp
  80   .byte 3                       # DW_AT_name
  81   .byte 14                      # DW_FORM_strp
  82   .byte 58                      # DW_AT_decl_file
  83   .byte 11                      # DW_FORM_data1
  84   .byte 59                      # DW_AT_decl_line
  85   .byte 11                      # DW_FORM_data1
  86   .byte 0                       # EOM(1)
  87   .byte 0                       # EOM(2)
  88   .byte 0                       # EOM(3)
  89
  90   .section  .debug_info,"",@progbits
  91 .Lcu_begin0:
  92   .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
  93 .Ldebug_info_start0:
  94   .short  4                     # DWARF version number
  95   .long .debug_abbrev           # Offset Into Abbrev. Section
  96   .byte 8                       # Address Size (in bytes)
  97   .byte 1                       # Abbrev [1] 0xb:0x4f DW_TAG_compile_unit
  98   .long .Linfo_string1          # DW_AT_name
  99   .long .Lline_table_start0     # DW_AT_stmt_list
 100   .long .Linfo_string2          # DW_AT_comp_dir
 101   .quad .Lfunc_begin0           # DW_AT_low_pc
 102   .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
 103   .byte 2                       # Abbrev [2] 0x2a:0x28 DW_TAG_subprogram
 104   .quad .Lfunc_begin0           # DW_AT_low_pc
 105   .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
 106   .long .Linfo_string3          # DW_AT_linkage_name
 107   .long .Linfo_string4          # DW_AT_name
 108   .byte 1                       # DW_AT_decl_file
 109   .byte 2                       # DW_AT_decl_line
 110   .byte 0                       # End Of Children Mark
 111   .byte 0                       # End Of Children Mark
 112 .Ldebug_info_end0:
 113
 114   .section  .debug_line,"",@progbits
 115 .Lline_table_start0: