1# REQUIRES: x86-registered-target 2 3# RUN: rm -rf %t 4# RUN: mkdir %t 5# RUN: cd %t 6# RUN: llvm-mc %s -dwarf-version=5 -filetype obj -triple x86_64-pc-linux -o main.o 7# RUN: llvm-dwarfdump main.o 2>&1 | FileCheck %s 8 9# CHECK: .debug_info.dwo contents: 10# CHECK-NEXT: Compile Unit: 11# CHECK-EMPTY: 12# CHECK-NEXT: compile_unit 13 14 .text 15 .file "main.cpp" 16 .globl main # -- Begin function main 17 .p2align 4, 0x90 18 .type main,@function 19main: # @main 20.Lfunc_begin0: 21 .file 0 "/usr/local/google/home/blaikie/dev/scratch" "main.cpp" md5 0x277b2d67900f5d0f46c9638ad2528ff1 22 .loc 0 1 0 # main.cpp:1:0 23 .cfi_startproc 24# %bb.0: # %entry 25 pushq %rbp 26 .cfi_def_cfa_offset 16 27 .cfi_offset %rbp, -16 28 movq %rsp, %rbp 29 .cfi_def_cfa_register %rbp 30 xorl %eax, %eax 31.Ltmp0: 32 .loc 0 2 1 prologue_end # main.cpp:2:1 33 popq %rbp 34 .cfi_def_cfa %rsp, 8 35 retq 36.Ltmp1: 37.Lfunc_end0: 38 .size main, .Lfunc_end0-main 39 .cfi_endproc 40 # -- End function 41 .section .debug_abbrev,"",@progbits 42 .byte 1 # Abbreviation Code 43 .byte 74 # DW_TAG_skeleton_unit 44 .byte 0 # DW_CHILDREN_no 45 .byte 16 # DW_AT_stmt_list 46 .byte 23 # DW_FORM_sec_offset 47 .byte 114 # DW_AT_str_offsets_base 48 .byte 23 # DW_FORM_sec_offset 49 .byte 27 # DW_AT_comp_dir 50 .byte 37 # DW_FORM_strx1 51 .ascii "\264B" # DW_AT_GNU_pubnames 52 .byte 25 # DW_FORM_flag_present 53 .byte 118 # DW_AT_dwo_name 54 .byte 37 # DW_FORM_strx1 55 .byte 17 # DW_AT_low_pc 56 .byte 27 # DW_FORM_addrx 57 .byte 18 # DW_AT_high_pc 58 .byte 6 # DW_FORM_data4 59 .byte 115 # DW_AT_addr_base 60 .byte 23 # DW_FORM_sec_offset 61 .byte 0 # EOM(1) 62 .byte 0 # EOM(2) 63 .byte 0 # EOM(3) 64 .section .debug_info,"",@progbits 65.Lcu_begin0: 66 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 67.Ldebug_info_start0: 68 .short 5 # DWARF version number 69 .byte 4 # DWARF Unit Type 70 .byte 8 # Address Size (in bytes) 71 .long .debug_abbrev # Offset Into Abbrev. Section 72 .quad 6318074710904753300 73 .byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit 74 .long .Lline_table_start0 # DW_AT_stmt_list 75 .long .Lstr_offsets_base0 # DW_AT_str_offsets_base 76 .byte 0 # DW_AT_comp_dir 77 # DW_AT_GNU_pubnames 78 .byte 1 # DW_AT_dwo_name 79 .byte 0 # DW_AT_low_pc 80 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 81 .long .Laddr_table_base0 # DW_AT_addr_base 82.Ldebug_info_end0: 83 .section .debug_str_offsets,"",@progbits 84 .long 12 # Length of String Offsets Set 85 .short 5 86 .short 0 87.Lstr_offsets_base0: 88 .section .debug_str,"MS",@progbits,1 89.Lskel_string0: 90 .asciz "" # string offset=0 91.Lskel_string1: 92 .asciz "main.o" # string offset=43 93 .section .debug_str_offsets,"",@progbits 94 .long .Lskel_string0 95 .long .Lskel_string1 96 .section .debug_str_offsets.dwo,"e",@progbits 97 .long 24 # Length of String Offsets Set 98 .short 5 99 .short 0 100 .section .debug_str.dwo,"eMS",@progbits,1 101.Linfo_string0: 102 .asciz "main" # string offset=0 103.Linfo_string1: 104 .asciz "int" # string offset=5 105.Linfo_string2: 106 .asciz "clang version 12.0.0 (git@github.com:llvm/llvm-project.git 9a33f027ac7d73e14ae287e78ab554142d1cbc8f)" # string offset=9 107.Linfo_string3: 108 .asciz "main.cpp" # string offset=110 109.Linfo_string4: 110 .asciz "main.s" # string offset=119 111 .section .debug_str_offsets.dwo,"e",@progbits 112 .long 0 113 .long 5 114 .long 9 115 .long 110 116 .long 119 117 .section .debug_info.dwo,"e",@progbits 118 .long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit 119.Ldebug_info_dwo_start0: 120 .short 5 # DWARF version number 121 .byte 5 # DWARF Unit Type 122 .byte 8 # Address Size (in bytes) 123 .long 0 # Offset Into Abbrev. Section 124 .quad 6318074710904753300 125 .byte 1 # Abbrev [1] 0x14:0x1a DW_TAG_compile_unit 126 .byte 2 # DW_AT_producer 127 .short 33 # DW_AT_language 128 .byte 3 # DW_AT_name 129 .byte 4 # DW_AT_dwo_name 130 .byte 2 # Abbrev [2] 0x1a:0xf DW_TAG_subprogram 131 .byte 0 # DW_AT_low_pc 132 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 133 .byte 1 # DW_AT_frame_base 134 .byte 86 135 .byte 0 # DW_AT_name 136 .byte 0 # DW_AT_decl_file 137 .byte 1 # DW_AT_decl_line 138 .long 41 # DW_AT_type 139 # DW_AT_external 140 .byte 3 # Abbrev [3] 0x29:0x4 DW_TAG_base_type 141 .byte 1 # DW_AT_name 142 .byte 5 # DW_AT_encoding 143 .byte 4 # DW_AT_byte_size 144 .byte 0 # End Of Children Mark 145.Ldebug_info_dwo_end0: 146 .section .debug_abbrev.dwo,"e",@progbits 147 .byte 1 # Abbreviation Code 148 .byte 17 # DW_TAG_compile_unit 149 .byte 1 # DW_CHILDREN_yes 150 .byte 37 # DW_AT_producer 151 .byte 37 # DW_FORM_strx1 152 .byte 19 # DW_AT_language 153 .byte 5 # DW_FORM_data2 154 .byte 3 # DW_AT_name 155 .byte 37 # DW_FORM_strx1 156 .byte 118 # DW_AT_dwo_name 157 .byte 37 # DW_FORM_strx1 158 .byte 0 # EOM(1) 159 .byte 0 # EOM(2) 160 .byte 2 # Abbreviation Code 161 .byte 46 # DW_TAG_subprogram 162 .byte 0 # DW_CHILDREN_no 163 .byte 17 # DW_AT_low_pc 164 .byte 27 # DW_FORM_addrx 165 .byte 18 # DW_AT_high_pc 166 .byte 6 # DW_FORM_data4 167 .byte 64 # DW_AT_frame_base 168 .byte 24 # DW_FORM_exprloc 169 .byte 3 # DW_AT_name 170 .byte 37 # DW_FORM_strx1 171 .byte 58 # DW_AT_decl_file 172 .byte 11 # DW_FORM_data1 173 .byte 59 # DW_AT_decl_line 174 .byte 11 # DW_FORM_data1 175 .byte 73 # DW_AT_type 176 .byte 19 # DW_FORM_ref4 177 .byte 63 # DW_AT_external 178 .byte 25 # DW_FORM_flag_present 179 .byte 0 # EOM(1) 180 .byte 0 # EOM(2) 181 .byte 3 # Abbreviation Code 182 .byte 36 # DW_TAG_base_type 183 .byte 0 # DW_CHILDREN_no 184 .byte 3 # DW_AT_name 185 .byte 37 # DW_FORM_strx1 186 .byte 62 # DW_AT_encoding 187 .byte 11 # DW_FORM_data1 188 .byte 11 # DW_AT_byte_size 189 .byte 11 # DW_FORM_data1 190 .byte 0 # EOM(1) 191 .byte 0 # EOM(2) 192 .byte 0 # EOM(3) 193 .section .debug_addr,"",@progbits 194 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 195.Ldebug_addr_start0: 196 .short 5 # DWARF version number 197 .byte 8 # Address size 198 .byte 0 # Segment selector size 199.Laddr_table_base0: 200 .quad .Lfunc_begin0 201.Ldebug_addr_end0: 202 .section .debug_gnu_pubnames,"",@progbits 203 .long .LpubNames_end0-.LpubNames_begin0 # Length of Public Names Info 204.LpubNames_begin0: 205 .short 2 # DWARF Version 206 .long .Lcu_begin0 # Offset of Compilation Unit Info 207 .long 40 # Compilation Unit Length 208 .long 26 # DIE offset 209 .byte 48 # Attributes: FUNCTION, EXTERNAL 210 .asciz "main" # External Name 211 .long 0 # End Mark 212.LpubNames_end0: 213 .section .debug_gnu_pubtypes,"",@progbits 214 .long .LpubTypes_end0-.LpubTypes_begin0 # Length of Public Types Info 215.LpubTypes_begin0: 216 .short 2 # DWARF Version 217 .long .Lcu_begin0 # Offset of Compilation Unit Info 218 .long 40 # Compilation Unit Length 219 .long 41 # DIE offset 220 .byte 144 # Attributes: TYPE, STATIC 221 .asciz "int" # External Name 222 .long 0 # End Mark 223.LpubTypes_end0: 224 .ident "clang version 12.0.0 (git@github.com:llvm/llvm-project.git 9a33f027ac7d73e14ae287e78ab554142d1cbc8f)" 225 .section ".note.GNU-stack","",@progbits 226 .addrsig 227 .section .debug_line,"",@progbits 228.Lline_table_start0: 229 .section .debug_loclists.dwo,"e",@progbits 230 .byte 0 231