llvm/test/tools/llvm-objdump/X86/disassemble-print-comments.s

   1 ## Check that 'llvm-objdump --no-print-imm-hex -d' prints comments generated by the disassembler.
   2
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t
   4 # RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn %t | FileCheck %s
   5
   6 # CHECK:      0000000000000000 <foo>:
   7 # CHECK-NEXT:        0:   nop
   8 # CHECK-NEXT:        1:   cmpl $305419896, %eax   # imm = 0x12345678
   9
  10 ## Check that comments and locations of variables can be printed together.
  11 # RUN: llvm-objdump --no-print-imm-hex -d --debug-vars --no-show-raw-insn %t | \
  12 # RUN:   FileCheck %s --check-prefix=DBGVARS
  13
  14 # DBGVARS:      0000000000000000 <foo>:
  15 # DBGVARS-NEXT:                                                         ┠─ bar = RDX
  16 # DBGVARS-NEXT:        0:   nop                                         ┃
  17 # DBGVARS-NEXT:        1:   cmpl $305419896, %eax   # imm = 0x12345678  ┻
  18
  19     .text
  20 foo:
  21     nop
  22     cmpl $0x12345678, %eax
  23 .LFooEnd:
  24
  25     .section .debug_abbrev,"",@progbits
  26     .uleb128 1                      # Abbreviation Code
  27     .uleb128 0x11                   # DW_TAG_compile_unit
  28     .byte 1                         # DW_CHILDREN_yes
  29     .byte 0                         # EOM(1)
  30     .byte 0                         # EOM(2)
  31     .uleb128 2                      # Abbreviation Code
  32     .uleb128 0x2e                   # DW_TAG_subprogram
  33     .byte 1                         # DW_CHILDREN_yes
  34     .uleb128 0x11                   # DW_AT_low_pc
  35     .uleb128 0x01                   # DW_FORM_addr
  36     .uleb128 0x12                   # DW_AT_high_pc
  37     .uleb128 0x06                   # DW_FORM_data4
  38     .byte 0                         # EOM(1)
  39     .byte 0                         # EOM(2)
  40     .uleb128 3                      # Abbreviation Code
  41     .uleb128 0x34                   # DW_TAG_variable
  42     .byte 0                         # DW_CHILDREN_no
  43     .uleb128 0x02                   # DW_AT_location
  44     .uleb128 0x18                   # DW_FORM_exprloc
  45     .uleb128 0x03                   # DW_AT_name
  46     .uleb128 0x08                   # DW_FORM_string
  47     .byte 0                         # EOM(1)
  48     .byte 0                         # EOM(2)
  49     .byte 0                         # EOM(3)
  50
  51     .section .debug_info,"",@progbits
  52     .long .LCuEnd-.LCuBegin         # Length of Unit
  53 .LCuBegin:
  54     .short 4                        # DWARF version number
  55     .long .debug_abbrev             # Offset Into Abbrev. Section
  56     .byte 8                         # Address Size
  57     .uleb128 1                      # Abbrev [1] DW_TAG_compile_unit
  58     .uleb128 2                      # Abbrev [2] DW_TAG_subprogram
  59     .quad foo                       # DW_AT_low_pc
  60     .long .LFooEnd-foo              # DW_AT_high_pc
  61     .uleb128 3                      # Abbrev [3] DW_TAG_variable
  62     .byte .LLocEnd-.LLocBegin       # DW_AT_location
  63 .LLocBegin:
  64     .byte 0x51                      # DW_OP_reg1
  65 .LLocEnd:
  66     .asciz "bar"                    # DW_FORM_string
  67     .byte 0                         # End Of Children Mark
  68     .byte 0                         # End Of Children Mark
  69 .LCuEnd: