1## This test checks that lldb reads debug info from a dwp file when the dwo_id 2## is in a DWARF5 CU header instead of a DW_AT_GNU_dwo_id attribute. 3 4# RUN: llvm-mc --filetype=obj --triple x86_64 %s -o %t --defsym MAIN=1 5# RUN: llvm-mc --filetype=obj --triple x86_64 %s -o %t.dwp 6# RUN: %lldb %t -o "target variable i" -b | FileCheck %s 7# CHECK: (int) i = 42 8 9.ifdef MAIN 10## Main file 11 .text 12 .globl main # -- Begin function main 13main: # @main 14.Lfunc_begin0: 15 pushq %rbp 16 movq %rsp, %rbp 17 xorl %eax, %eax 18 popq %rbp 19 retq 20.Lfunc_end0: 21 # -- End function 22 .data 23i: 24 .long 42 # 0x2a 25 26 27 .section .debug_abbrev,"",@progbits 28 .byte 1 # Abbreviation Code 29 .byte 74 # DW_TAG_skeleton_unit 30 .byte 0 # DW_CHILDREN_no 31 .byte 118 # DW_AT_dwo_name 32 .byte 8 # DW_FORM_string 33 .byte 17 # DW_AT_low_pc 34 .byte 27 # DW_FORM_addrx 35 .byte 18 # DW_AT_high_pc 36 .byte 6 # DW_FORM_data4 37 .byte 115 # DW_AT_addr_base 38 .byte 23 # DW_FORM_sec_offset 39 .byte 0 # EOM(1) 40 .byte 0 # EOM(2) 41 .byte 0 # EOM(3) 42 43 44 .section .debug_info,"",@progbits 45.Lcu_begin0: 46 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 47.Ldebug_info_start0: 48 .short 5 # DWARF version number 49 .byte 4 # DWARF Unit Type 50 .byte 8 # Address Size (in bytes) 51 .long .debug_abbrev # Offset Into Abbrev. Section 52 .quad 1026699901672188186 # dwo_id 53 .byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit 54 .asciz "hello.dwo" # DW_AT_dwo_name 55 .byte 1 # DW_AT_low_pc 56 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 57 .long .Laddr_table_base0 # DW_AT_addr_base 58.Ldebug_info_end0: 59 60 .section .debug_addr,"",@progbits 61 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 62.Ldebug_addr_start0: 63 .short 5 # DWARF version number 64 .byte 8 # Address size 65 .byte 0 # Segment selector size 66.Laddr_table_base0: 67 .quad i 68 .quad .Lfunc_begin0 69.Ldebug_addr_end0: 70 71.else 72## DWP file 73 .section .debug_str_offsets.dwo,"e",@progbits 74 .long 28 75 .short 5 76 .short 0 77 78 79 .section .debug_str.dwo,"eMS",@progbits,1 80.Linfo_string0: 81 .asciz "i" 82.Linfo_string1: 83 .asciz "int" 84.Linfo_string2: 85 .asciz "main" 86.Linfo_string3: 87 .asciz "hand-tuned clang output" 88.Linfo_string4: 89 .asciz "hello.c" 90.Linfo_string5: 91 .asciz "hello.dwo" 92 93 94 .section .debug_str_offsets.dwo,"e",@progbits 95 .long .Linfo_string0-.debug_str.dwo 96 .long .Linfo_string1-.debug_str.dwo 97 .long .Linfo_string2-.debug_str.dwo 98 .long .Linfo_string3-.debug_str.dwo 99 .long .Linfo_string4-.debug_str.dwo 100 .long .Linfo_string5-.debug_str.dwo 101.Lstr_offsets_end: 102 103 104 .section .debug_info.dwo,"e",@progbits 105 .long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit 106.Ldebug_info_dwo_start0: 107 .short 5 # DWARF version number 108 .byte 5 # DWARF Unit Type 109 .byte 8 # Address Size (in bytes) 110 .long 0 # Offset Into Abbrev. Section 111 .quad 1026699901672188186 # dwo_id 112 .byte 1 # Abbrev [1] 0x14:0x25 DW_TAG_compile_unit 113 .byte 3 # DW_AT_producer 114 .short 12 # DW_AT_language 115 .byte 4 # DW_AT_name 116 .byte 5 # DW_AT_dwo_name 117 .byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable 118 .byte 0 # DW_AT_name 119 .long 37 # DW_AT_type 120 # DW_AT_external 121 .byte 0 # DW_AT_decl_file 122 .byte 2 # DW_AT_decl_line 123 .byte 2 # DW_AT_location 124 .byte 161 125 .byte 0 126 .byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type 127 .byte 1 # DW_AT_name 128 .byte 5 # DW_AT_encoding 129 .byte 4 # DW_AT_byte_size 130 .byte 4 # Abbrev [4] 0x29:0xf DW_TAG_subprogram 131 .byte 1 # DW_AT_low_pc 132 .long 8 # DW_AT_high_pc 133 .byte 1 # DW_AT_frame_base 134 .byte 86 135 .byte 2 # DW_AT_name 136 .byte 0 # DW_AT_decl_file 137 .byte 3 # DW_AT_decl_line 138 .long 37 # DW_AT_type 139 # DW_AT_external 140 .byte 0 # End Of Children Mark 141.Ldebug_info_dwo_end0: 142 143 144 .section .debug_abbrev.dwo,"e",@progbits 145 .byte 1 # Abbreviation Code 146 .byte 17 # DW_TAG_compile_unit 147 .byte 1 # DW_CHILDREN_yes 148 .byte 37 # DW_AT_producer 149 .byte 37 # DW_FORM_strx1 150 .byte 19 # DW_AT_language 151 .byte 5 # DW_FORM_data2 152 .byte 3 # DW_AT_name 153 .byte 37 # DW_FORM_strx1 154 .byte 118 # DW_AT_dwo_name 155 .byte 37 # DW_FORM_strx1 156 .byte 0 # EOM(1) 157 .byte 0 # EOM(2) 158 .byte 2 # Abbreviation Code 159 .byte 52 # DW_TAG_variable 160 .byte 0 # DW_CHILDREN_no 161 .byte 3 # DW_AT_name 162 .byte 37 # DW_FORM_strx1 163 .byte 73 # DW_AT_type 164 .byte 19 # DW_FORM_ref4 165 .byte 63 # DW_AT_external 166 .byte 25 # DW_FORM_flag_present 167 .byte 58 # DW_AT_decl_file 168 .byte 11 # DW_FORM_data1 169 .byte 59 # DW_AT_decl_line 170 .byte 11 # DW_FORM_data1 171 .byte 2 # DW_AT_location 172 .byte 24 # DW_FORM_exprloc 173 .byte 0 # EOM(1) 174 .byte 0 # EOM(2) 175 .byte 3 # Abbreviation Code 176 .byte 36 # DW_TAG_base_type 177 .byte 0 # DW_CHILDREN_no 178 .byte 3 # DW_AT_name 179 .byte 37 # DW_FORM_strx1 180 .byte 62 # DW_AT_encoding 181 .byte 11 # DW_FORM_data1 182 .byte 11 # DW_AT_byte_size 183 .byte 11 # DW_FORM_data1 184 .byte 0 # EOM(1) 185 .byte 0 # EOM(2) 186 .byte 4 # Abbreviation Code 187 .byte 46 # DW_TAG_subprogram 188 .byte 0 # DW_CHILDREN_no 189 .byte 17 # DW_AT_low_pc 190 .byte 27 # DW_FORM_addrx 191 .byte 18 # DW_AT_high_pc 192 .byte 6 # DW_FORM_data4 193 .byte 64 # DW_AT_frame_base 194 .byte 24 # DW_FORM_exprloc 195 .byte 3 # DW_AT_name 196 .byte 37 # DW_FORM_strx1 197 .byte 58 # DW_AT_decl_file 198 .byte 11 # DW_FORM_data1 199 .byte 59 # DW_AT_decl_line 200 .byte 11 # DW_FORM_data1 201 .byte 73 # DW_AT_type 202 .byte 19 # DW_FORM_ref4 203 .byte 63 # DW_AT_external 204 .byte 25 # DW_FORM_flag_present 205 .byte 0 # EOM(1) 206 .byte 0 # EOM(2) 207 .byte 0 # EOM(3) 208.Ldebug_abbrev_end: 209 210.section .debug_cu_index,"",@progbits 211.short 5 # DWARF version number 212.short 0 # Reserved 213.long 3 # Section count 214.long 1 # Unit count 215.long 2 # Slot count 216 217.quad 1026699901672188186, 0 # Hash table 218.long 1, 0 # Index table 219 220## Table header 221.long 1 # DW_SECT_INFO 222.long 3 # DW_SECT_ABBREV 223.long 6 # DW_SECT_STR_OFFSETS 224 225## Offsets 226.long 0 # offset into .debug_info.dwo 227.long 0 # offset into .debug_abbrev.dwo 228.long 0 # offset into .debug_str_offsets.dwo 229 230## Sizes 231.long .Ldebug_info_dwo_end0 - .debug_info.dwo 232.long .Ldebug_abbrev_end - .debug_abbrev.dwo 233.long .Lstr_offsets_end - .debug_str_offsets.dwo 234 235.endif 236