1# helper.cpp -O1 -g2 -gdwarf-5 -S -o helper.s 2# struct Foo1 { 3# int x; 4# int y; 5# }; 6# inline __attribute__((always_inline)) 7# static int helper(Foo1 &f) { 8# return f.x + 3; 9# } 10# int foo(int i) { 11# Foo1 foo; 12# foo.x = i; 13# foo.y = 3; 14# return helper(foo); 15# } 16 17 .text 18 .file "helper.cpp" 19 .globl _Z3fooi # -- Begin function _Z3fooi 20 .p2align 4, 0x90 21 .type _Z3fooi,@function 22_Z3fooi: # @_Z3fooi 23.Lfunc_begin0: 24 .file 0 "/dwarf4CrossCULocList" "helper.cpp" md5 0xc9271b4999165863c559e42d691423d1 25 .cfi_startproc 26# %bb.0: # %entry 27 #DEBUG_VALUE: foo:i <- $edi 28 #DEBUG_VALUE: foo:foo <- [DW_OP_LLVM_fragment 0 32] $edi 29 # kill: def $edi killed $edi def $rdi 30 #DEBUG_VALUE: foo:foo <- [DW_OP_LLVM_fragment 32 32] 3 31 .loc 0 7 14 prologue_end # helper.cpp:7:14 32 leal 3(%rdi), %eax 33.Ltmp0: 34 .loc 0 13 3 # helper.cpp:13:3 35 retq 36.Ltmp1: 37.Lfunc_end0: 38 .size _Z3fooi, .Lfunc_end0-_Z3fooi 39 .cfi_endproc 40 # -- End function 41 .section .debug_loclists,"",@progbits 42 .long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length 43.Ldebug_list_header_start0: 44 .short 5 # Version 45 .byte 8 # Address size 46 .byte 0 # Segment selector size 47 .long 1 # Offset entry count 48.Lloclists_table_base0: 49 .long .Ldebug_loc0-.Lloclists_table_base0 50.Ldebug_loc0: 51 .byte 4 # DW_LLE_offset_pair 52 .uleb128 .Lfunc_begin0-.Lfunc_begin0 # starting offset 53 .uleb128 .Lfunc_end0-.Lfunc_begin0 # ending offset 54 .byte 7 # Loc expr size 55 .byte 85 # super-register DW_OP_reg5 56 .byte 147 # DW_OP_piece 57 .byte 4 # 4 58 .byte 51 # DW_OP_lit3 59 .byte 159 # DW_OP_stack_value 60 .byte 147 # DW_OP_piece 61 .byte 4 # 4 62 .byte 0 # DW_LLE_end_of_list 63.Ldebug_list_header_end0: 64 .section .debug_abbrev,"",@progbits 65 .byte 1 # Abbreviation Code 66 .byte 17 # DW_TAG_compile_unit 67 .byte 1 # DW_CHILDREN_yes 68 .byte 37 # DW_AT_producer 69 .byte 37 # DW_FORM_strx1 70 .byte 19 # DW_AT_language 71 .byte 5 # DW_FORM_data2 72 .byte 3 # DW_AT_name 73 .byte 37 # DW_FORM_strx1 74 .byte 114 # DW_AT_str_offsets_base 75 .byte 23 # DW_FORM_sec_offset 76 .byte 16 # DW_AT_stmt_list 77 .byte 23 # DW_FORM_sec_offset 78 .byte 27 # DW_AT_comp_dir 79 .byte 37 # DW_FORM_strx1 80 .byte 17 # DW_AT_low_pc 81 .byte 27 # DW_FORM_addrx 82 .byte 18 # DW_AT_high_pc 83 .byte 6 # DW_FORM_data4 84 .byte 115 # DW_AT_addr_base 85 .byte 23 # DW_FORM_sec_offset 86 .ascii "\214\001" # DW_AT_loclists_base 87 .byte 23 # DW_FORM_sec_offset 88 .byte 0 # EOM(1) 89 .byte 0 # EOM(2) 90 .byte 2 # Abbreviation Code 91 .byte 46 # DW_TAG_subprogram 92 .byte 1 # DW_CHILDREN_yes 93 .byte 110 # DW_AT_linkage_name 94 .byte 37 # DW_FORM_strx1 95 .byte 3 # DW_AT_name 96 .byte 37 # DW_FORM_strx1 97 .byte 58 # DW_AT_decl_file 98 .byte 11 # DW_FORM_data1 99 .byte 59 # DW_AT_decl_line 100 .byte 11 # DW_FORM_data1 101 .byte 73 # DW_AT_type 102 .byte 19 # DW_FORM_ref4 103 .byte 32 # DW_AT_inline 104 .byte 33 # DW_FORM_implicit_const 105 .byte 1 106 .byte 0 # EOM(1) 107 .byte 0 # EOM(2) 108 .byte 3 # Abbreviation Code 109 .byte 5 # DW_TAG_formal_parameter 110 .byte 0 # DW_CHILDREN_no 111 .byte 3 # DW_AT_name 112 .byte 37 # DW_FORM_strx1 113 .byte 58 # DW_AT_decl_file 114 .byte 11 # DW_FORM_data1 115 .byte 59 # DW_AT_decl_line 116 .byte 11 # DW_FORM_data1 117 .byte 73 # DW_AT_type 118 .byte 19 # DW_FORM_ref4 119 .byte 0 # EOM(1) 120 .byte 0 # EOM(2) 121 .byte 4 # Abbreviation Code 122 .byte 36 # DW_TAG_base_type 123 .byte 0 # DW_CHILDREN_no 124 .byte 3 # DW_AT_name 125 .byte 37 # DW_FORM_strx1 126 .byte 62 # DW_AT_encoding 127 .byte 11 # DW_FORM_data1 128 .byte 11 # DW_AT_byte_size 129 .byte 11 # DW_FORM_data1 130 .byte 0 # EOM(1) 131 .byte 0 # EOM(2) 132 .byte 5 # Abbreviation Code 133 .byte 16 # DW_TAG_reference_type 134 .byte 0 # DW_CHILDREN_no 135 .byte 73 # DW_AT_type 136 .byte 19 # DW_FORM_ref4 137 .byte 0 # EOM(1) 138 .byte 0 # EOM(2) 139 .byte 6 # Abbreviation Code 140 .byte 19 # DW_TAG_structure_type 141 .byte 1 # DW_CHILDREN_yes 142 .byte 54 # DW_AT_calling_convention 143 .byte 11 # DW_FORM_data1 144 .byte 3 # DW_AT_name 145 .byte 37 # DW_FORM_strx1 146 .byte 11 # DW_AT_byte_size 147 .byte 11 # DW_FORM_data1 148 .byte 58 # DW_AT_decl_file 149 .byte 11 # DW_FORM_data1 150 .byte 59 # DW_AT_decl_line 151 .byte 11 # DW_FORM_data1 152 .byte 0 # EOM(1) 153 .byte 0 # EOM(2) 154 .byte 7 # Abbreviation Code 155 .byte 13 # DW_TAG_member 156 .byte 0 # DW_CHILDREN_no 157 .byte 3 # DW_AT_name 158 .byte 37 # DW_FORM_strx1 159 .byte 73 # DW_AT_type 160 .byte 19 # DW_FORM_ref4 161 .byte 58 # DW_AT_decl_file 162 .byte 11 # DW_FORM_data1 163 .byte 59 # DW_AT_decl_line 164 .byte 11 # DW_FORM_data1 165 .byte 56 # DW_AT_data_member_location 166 .byte 11 # DW_FORM_data1 167 .byte 0 # EOM(1) 168 .byte 0 # EOM(2) 169 .byte 8 # Abbreviation Code 170 .byte 46 # DW_TAG_subprogram 171 .byte 1 # DW_CHILDREN_yes 172 .byte 17 # DW_AT_low_pc 173 .byte 27 # DW_FORM_addrx 174 .byte 18 # DW_AT_high_pc 175 .byte 6 # DW_FORM_data4 176 .byte 64 # DW_AT_frame_base 177 .byte 24 # DW_FORM_exprloc 178 .byte 122 # DW_AT_call_all_calls 179 .byte 25 # DW_FORM_flag_present 180 .byte 110 # DW_AT_linkage_name 181 .byte 37 # DW_FORM_strx1 182 .byte 3 # DW_AT_name 183 .byte 37 # DW_FORM_strx1 184 .byte 58 # DW_AT_decl_file 185 .byte 11 # DW_FORM_data1 186 .byte 59 # DW_AT_decl_line 187 .byte 11 # DW_FORM_data1 188 .byte 73 # DW_AT_type 189 .byte 19 # DW_FORM_ref4 190 .byte 63 # DW_AT_external 191 .byte 25 # DW_FORM_flag_present 192 .byte 0 # EOM(1) 193 .byte 0 # EOM(2) 194 .byte 9 # Abbreviation Code 195 .byte 5 # DW_TAG_formal_parameter 196 .byte 0 # DW_CHILDREN_no 197 .byte 2 # DW_AT_location 198 .byte 24 # DW_FORM_exprloc 199 .byte 3 # DW_AT_name 200 .byte 37 # DW_FORM_strx1 201 .byte 58 # DW_AT_decl_file 202 .byte 11 # DW_FORM_data1 203 .byte 59 # DW_AT_decl_line 204 .byte 11 # DW_FORM_data1 205 .byte 73 # DW_AT_type 206 .byte 19 # DW_FORM_ref4 207 .byte 0 # EOM(1) 208 .byte 0 # EOM(2) 209 .byte 10 # Abbreviation Code 210 .byte 52 # DW_TAG_variable 211 .byte 0 # DW_CHILDREN_no 212 .byte 2 # DW_AT_location 213 .byte 34 # DW_FORM_loclistx 214 .byte 3 # DW_AT_name 215 .byte 37 # DW_FORM_strx1 216 .byte 58 # DW_AT_decl_file 217 .byte 11 # DW_FORM_data1 218 .byte 59 # DW_AT_decl_line 219 .byte 11 # DW_FORM_data1 220 .byte 73 # DW_AT_type 221 .byte 19 # DW_FORM_ref4 222 .byte 0 # EOM(1) 223 .byte 0 # EOM(2) 224 .byte 11 # Abbreviation Code 225 .byte 29 # DW_TAG_inlined_subroutine 226 .byte 0 # DW_CHILDREN_no 227 .byte 49 # DW_AT_abstract_origin 228 .byte 19 # DW_FORM_ref4 229 .byte 17 # DW_AT_low_pc 230 .byte 27 # DW_FORM_addrx 231 .byte 18 # DW_AT_high_pc 232 .byte 6 # DW_FORM_data4 233 .byte 88 # DW_AT_call_file 234 .byte 11 # DW_FORM_data1 235 .byte 89 # DW_AT_call_line 236 .byte 11 # DW_FORM_data1 237 .byte 87 # DW_AT_call_column 238 .byte 11 # DW_FORM_data1 239 .byte 0 # EOM(1) 240 .byte 0 # EOM(2) 241 .byte 0 # EOM(3) 242 .section .debug_info,"",@progbits 243.Lcu_begin0: 244 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 245.Ldebug_info_start0: 246 .short 5 # DWARF version number 247 .byte 1 # DWARF Unit Type 248 .byte 8 # Address Size (in bytes) 249 .long .debug_abbrev # Offset Into Abbrev. Section 250 .byte 1 # Abbrev [1] 0xc:0x81 DW_TAG_compile_unit 251 .byte 0 # DW_AT_producer 252 .short 33 # DW_AT_language 253 .byte 1 # DW_AT_name 254 .long .Lstr_offsets_base0 # DW_AT_str_offsets_base 255 .long .Lline_table_start0 # DW_AT_stmt_list 256 .byte 2 # DW_AT_comp_dir 257 .byte 0 # DW_AT_low_pc 258 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 259 .long .Laddr_table_base0 # DW_AT_addr_base 260 .long .Lloclists_table_base0 # DW_AT_loclists_base 261 .byte 2 # Abbrev [2] 0x27:0x12 DW_TAG_subprogram 262 .byte 3 # DW_AT_linkage_name 263 .byte 4 # DW_AT_name 264 .byte 0 # DW_AT_decl_file 265 .byte 6 # DW_AT_decl_line 266 .long 57 # DW_AT_type 267 # DW_AT_inline 268 .byte 3 # Abbrev [3] 0x30:0x8 DW_TAG_formal_parameter 269 .byte 6 # DW_AT_name 270 .byte 0 # DW_AT_decl_file 271 .byte 6 # DW_AT_decl_line 272 .long 61 # DW_AT_type 273 .byte 0 # End Of Children Mark 274 .byte 4 # Abbrev [4] 0x39:0x4 DW_TAG_base_type 275 .byte 5 # DW_AT_name 276 .byte 5 # DW_AT_encoding 277 .byte 4 # DW_AT_byte_size 278 .byte 5 # Abbrev [5] 0x3d:0x5 DW_TAG_reference_type 279 .long 66 # DW_AT_type 280 .byte 6 # Abbrev [6] 0x42:0x19 DW_TAG_structure_type 281 .byte 5 # DW_AT_calling_convention 282 .byte 9 # DW_AT_name 283 .byte 8 # DW_AT_byte_size 284 .byte 0 # DW_AT_decl_file 285 .byte 1 # DW_AT_decl_line 286 .byte 7 # Abbrev [7] 0x48:0x9 DW_TAG_member 287 .byte 7 # DW_AT_name 288 .long 57 # DW_AT_type 289 .byte 0 # DW_AT_decl_file 290 .byte 2 # DW_AT_decl_line 291 .byte 0 # DW_AT_data_member_location 292 .byte 7 # Abbrev [7] 0x51:0x9 DW_TAG_member 293 .byte 8 # DW_AT_name 294 .long 57 # DW_AT_type 295 .byte 0 # DW_AT_decl_file 296 .byte 3 # DW_AT_decl_line 297 .byte 4 # DW_AT_data_member_location 298 .byte 0 # End Of Children Mark 299 .byte 8 # Abbrev [8] 0x5b:0x31 DW_TAG_subprogram 300 .byte 0 # DW_AT_low_pc 301 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 302 .byte 1 # DW_AT_frame_base 303 .byte 87 304 # DW_AT_call_all_calls 305 .byte 10 # DW_AT_linkage_name 306 .byte 11 # DW_AT_name 307 .byte 0 # DW_AT_decl_file 308 .byte 9 # DW_AT_decl_line 309 .long 57 # DW_AT_type 310 # DW_AT_external 311 .byte 9 # Abbrev [9] 0x6b:0xa DW_TAG_formal_parameter 312 .byte 1 # DW_AT_location 313 .byte 85 314 .byte 12 # DW_AT_name 315 .byte 0 # DW_AT_decl_file 316 .byte 9 # DW_AT_decl_line 317 .long 57 # DW_AT_type 318 .byte 10 # Abbrev [10] 0x75:0x9 DW_TAG_variable 319 .byte 0 # DW_AT_location 320 .byte 11 # DW_AT_name 321 .byte 0 # DW_AT_decl_file 322 .byte 10 # DW_AT_decl_line 323 .long 66 # DW_AT_type 324 .byte 11 # Abbrev [11] 0x7e:0xd DW_TAG_inlined_subroutine 325 .long 39 # DW_AT_abstract_origin 326 .byte 0 # DW_AT_low_pc 327 .long .Ltmp0-.Lfunc_begin0 # DW_AT_high_pc 328 .byte 0 # DW_AT_call_file 329 .byte 13 # DW_AT_call_line 330 .byte 10 # DW_AT_call_column 331 .byte 0 # End Of Children Mark 332 .byte 0 # End Of Children Mark 333.Ldebug_info_end0: 334 .section .debug_str_offsets,"",@progbits 335 .long 56 # Length of String Offsets Set 336 .short 5 337 .short 0 338.Lstr_offsets_base0: 339 .section .debug_str,"MS",@progbits,1 340.Linfo_string0: 341 .asciz "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" # string offset=0 342.Linfo_string1: 343 .asciz "helper.cpp" # string offset=101 344.Linfo_string2: 345 .asciz "/dwarf4CrossCULocList" # string offset=112 346.Linfo_string3: 347 .asciz "_ZL6helperR4Foo1" # string offset=171 348.Linfo_string4: 349 .asciz "helper" # string offset=188 350.Linfo_string5: 351 .asciz "int" # string offset=195 352.Linfo_string6: 353 .asciz "f" # string offset=199 354.Linfo_string7: 355 .asciz "x" # string offset=201 356.Linfo_string8: 357 .asciz "y" # string offset=203 358.Linfo_string9: 359 .asciz "Foo1" # string offset=205 360.Linfo_string10: 361 .asciz "_Z3fooi" # string offset=210 362.Linfo_string11: 363 .asciz "foo" # string offset=218 364.Linfo_string12: 365 .asciz "i" # string offset=222 366 .section .debug_str_offsets,"",@progbits 367 .long .Linfo_string0 368 .long .Linfo_string1 369 .long .Linfo_string2 370 .long .Linfo_string3 371 .long .Linfo_string4 372 .long .Linfo_string5 373 .long .Linfo_string6 374 .long .Linfo_string7 375 .long .Linfo_string8 376 .long .Linfo_string9 377 .long .Linfo_string10 378 .long .Linfo_string11 379 .long .Linfo_string12 380 .section .debug_addr,"",@progbits 381 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 382.Ldebug_addr_start0: 383 .short 5 # DWARF version number 384 .byte 8 # Address size 385 .byte 0 # Segment selector size 386.Laddr_table_base0: 387 .quad .Lfunc_begin0 388.Ldebug_addr_end0: 389 .ident "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" 390 .section ".note.GNU-stack","",@progbits 391 .addrsig 392 .section .debug_line,"",@progbits 393.Lline_table_start0: 394