1# REQUIRES: system-linux 2 3# RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o 4# RUN: %clang %cflags -dwarf-5 %t1.o -o %t.exe -Wl,-q 5# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections 6# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s 7# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=CHECK %s 8 9# PRECHECK: DW_TAG_variable 10# PRECHECK: DW_AT_name [DW_FORM_strx1] 11# PRECHECK: DW_AT_type [DW_FORM_ref4] 12# PRECHECK: DW_AT_decl_file [DW_FORM_data1] 13# PRECHECK: DW_AT_decl_line [DW_FORM_data1] 14# PRECHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x0, DW_OP_piece 0x4, DW_OP_addrx 0x1, DW_OP_piece 0x4) 15 16 17# CHECK: DW_TAG_variable 18# CHECK: DW_AT_name [DW_FORM_strx1] 19# CHECK: DW_AT_type [DW_FORM_ref4] 20# CHECK: DW_AT_decl_file [DW_FORM_data1] 21# CHECK: DW_AT_decl_line [DW_FORM_data1] 22# CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x2, DW_OP_piece 0x4, DW_OP_addrx 0x3, DW_OP_piece 0x4) 23 24## This test checks that we update DW_AT_location [DW_FORM_exprloc] with multiple DW_OP_addrx. 25 26# struct pair {int i; int j; }; 27# static pair p; 28# int load() { 29# return p.i + p.j; 30# } 31# void store(int i, int j) { 32# p.i = i; 33# p.j = j; 34# } 35# int main() { 36# return 0; 37# } 38 .text 39 .file "main.cpp" 40 .file 0 "task" "main.cpp" md5 0x02662c1bdb2472436fee6b36e4dca0e0 41 .globl _Z4loadv # -- Begin function _Z4loadv 42 .p2align 4, 0x90 43 .type _Z4loadv,@function 44_Z4loadv: # @_Z4loadv 45.Lfunc_begin0: 46 .loc 0 3 0 # main.cpp:3:0 47 .cfi_startproc 48# %bb.0: # %entry 49 .loc 0 4 20 prologue_end # main.cpp:4:20 50 movl _ZL1p.1(%rip), %eax 51 .loc 0 4 16 is_stmt 0 # main.cpp:4:16 52 addl _ZL1p.0(%rip), %eax 53 .loc 0 4 5 # main.cpp:4:5 54 retq 55.Ltmp0: 56.Lfunc_end0: 57 .size _Z4loadv, .Lfunc_end0-_Z4loadv 58 .cfi_endproc 59 # -- End function 60 .globl _Z5storeii # -- Begin function _Z5storeii 61 .p2align 4, 0x90 62 .type _Z5storeii,@function 63_Z5storeii: # @_Z5storeii 64.Lfunc_begin1: 65 .loc 0 6 0 is_stmt 1 # main.cpp:6:0 66 .cfi_startproc 67# %bb.0: # %entry 68 #DEBUG_VALUE: store:i <- $edi 69 #DEBUG_VALUE: store:j <- $esi 70 .loc 0 7 9 prologue_end # main.cpp:7:9 71 movl %edi, _ZL1p.0(%rip) 72 .loc 0 8 11 # main.cpp:8:11 73 movl %esi, _ZL1p.1(%rip) 74 .loc 0 9 1 # main.cpp:9:1 75 retq 76.Ltmp1: 77.Lfunc_end1: 78 .size _Z5storeii, .Lfunc_end1-_Z5storeii 79 .cfi_endproc 80 # -- End function 81 .globl main # -- Begin function main 82 .p2align 4, 0x90 83 .type main,@function 84main: # @main 85.Lfunc_begin2: 86 .loc 0 10 0 # main.cpp:10:0 87 .cfi_startproc 88# %bb.0: # %entry 89 .loc 0 11 1 prologue_end # main.cpp:11:1 90 xorl %eax, %eax 91 retq 92.Ltmp2: 93.Lfunc_end2: 94 .size main, .Lfunc_end2-main 95 .cfi_endproc 96 # -- End function 97 .type _ZL1p.0,@object # @_ZL1p.0 98 .local _ZL1p.0 99 .comm _ZL1p.0,4,4 100 .type _ZL1p.1,@object # @_ZL1p.1 101 .local _ZL1p.1 102 .comm _ZL1p.1,4,4 103 .section .debug_abbrev,"",@progbits 104 .byte 1 # Abbreviation Code 105 .byte 17 # DW_TAG_compile_unit 106 .byte 1 # DW_CHILDREN_yes 107 .byte 37 # DW_AT_producer 108 .byte 37 # DW_FORM_strx1 109 .byte 19 # DW_AT_language 110 .byte 5 # DW_FORM_data2 111 .byte 3 # DW_AT_name 112 .byte 37 # DW_FORM_strx1 113 .byte 114 # DW_AT_str_offsets_base 114 .byte 23 # DW_FORM_sec_offset 115 .byte 16 # DW_AT_stmt_list 116 .byte 23 # DW_FORM_sec_offset 117 .byte 27 # DW_AT_comp_dir 118 .byte 37 # DW_FORM_strx1 119 .byte 17 # DW_AT_low_pc 120 .byte 27 # DW_FORM_addrx 121 .byte 18 # DW_AT_high_pc 122 .byte 6 # DW_FORM_data4 123 .byte 115 # DW_AT_addr_base 124 .byte 23 # DW_FORM_sec_offset 125 .byte 0 # EOM(1) 126 .byte 0 # EOM(2) 127 .byte 2 # Abbreviation Code 128 .byte 52 # DW_TAG_variable 129 .byte 0 # DW_CHILDREN_no 130 .byte 3 # DW_AT_name 131 .byte 37 # DW_FORM_strx1 132 .byte 73 # DW_AT_type 133 .byte 19 # DW_FORM_ref4 134 .byte 58 # DW_AT_decl_file 135 .byte 11 # DW_FORM_data1 136 .byte 59 # DW_AT_decl_line 137 .byte 11 # DW_FORM_data1 138 .byte 2 # DW_AT_location 139 .byte 24 # DW_FORM_exprloc 140 .byte 110 # DW_AT_linkage_name 141 .byte 37 # DW_FORM_strx1 142 .byte 0 # EOM(1) 143 .byte 0 # EOM(2) 144 .byte 3 # Abbreviation Code 145 .byte 19 # DW_TAG_structure_type 146 .byte 1 # DW_CHILDREN_yes 147 .byte 54 # DW_AT_calling_convention 148 .byte 11 # DW_FORM_data1 149 .byte 3 # DW_AT_name 150 .byte 37 # DW_FORM_strx1 151 .byte 11 # DW_AT_byte_size 152 .byte 11 # DW_FORM_data1 153 .byte 58 # DW_AT_decl_file 154 .byte 11 # DW_FORM_data1 155 .byte 59 # DW_AT_decl_line 156 .byte 11 # DW_FORM_data1 157 .byte 0 # EOM(1) 158 .byte 0 # EOM(2) 159 .byte 4 # Abbreviation Code 160 .byte 13 # DW_TAG_member 161 .byte 0 # DW_CHILDREN_no 162 .byte 3 # DW_AT_name 163 .byte 37 # DW_FORM_strx1 164 .byte 73 # DW_AT_type 165 .byte 19 # DW_FORM_ref4 166 .byte 58 # DW_AT_decl_file 167 .byte 11 # DW_FORM_data1 168 .byte 59 # DW_AT_decl_line 169 .byte 11 # DW_FORM_data1 170 .byte 56 # DW_AT_data_member_location 171 .byte 11 # DW_FORM_data1 172 .byte 0 # EOM(1) 173 .byte 0 # EOM(2) 174 .byte 5 # Abbreviation Code 175 .byte 36 # DW_TAG_base_type 176 .byte 0 # DW_CHILDREN_no 177 .byte 3 # DW_AT_name 178 .byte 37 # DW_FORM_strx1 179 .byte 62 # DW_AT_encoding 180 .byte 11 # DW_FORM_data1 181 .byte 11 # DW_AT_byte_size 182 .byte 11 # DW_FORM_data1 183 .byte 0 # EOM(1) 184 .byte 0 # EOM(2) 185 .byte 6 # Abbreviation Code 186 .byte 46 # DW_TAG_subprogram 187 .byte 0 # DW_CHILDREN_no 188 .byte 17 # DW_AT_low_pc 189 .byte 27 # DW_FORM_addrx 190 .byte 18 # DW_AT_high_pc 191 .byte 6 # DW_FORM_data4 192 .byte 64 # DW_AT_frame_base 193 .byte 24 # DW_FORM_exprloc 194 .byte 122 # DW_AT_call_all_calls 195 .byte 25 # DW_FORM_flag_present 196 .byte 110 # DW_AT_linkage_name 197 .byte 37 # DW_FORM_strx1 198 .byte 3 # DW_AT_name 199 .byte 37 # DW_FORM_strx1 200 .byte 58 # DW_AT_decl_file 201 .byte 11 # DW_FORM_data1 202 .byte 59 # DW_AT_decl_line 203 .byte 11 # DW_FORM_data1 204 .byte 73 # DW_AT_type 205 .byte 19 # DW_FORM_ref4 206 .byte 63 # DW_AT_external 207 .byte 25 # DW_FORM_flag_present 208 .byte 0 # EOM(1) 209 .byte 0 # EOM(2) 210 .byte 7 # Abbreviation Code 211 .byte 46 # DW_TAG_subprogram 212 .byte 1 # DW_CHILDREN_yes 213 .byte 17 # DW_AT_low_pc 214 .byte 27 # DW_FORM_addrx 215 .byte 18 # DW_AT_high_pc 216 .byte 6 # DW_FORM_data4 217 .byte 64 # DW_AT_frame_base 218 .byte 24 # DW_FORM_exprloc 219 .byte 122 # DW_AT_call_all_calls 220 .byte 25 # DW_FORM_flag_present 221 .byte 110 # DW_AT_linkage_name 222 .byte 37 # DW_FORM_strx1 223 .byte 3 # DW_AT_name 224 .byte 37 # DW_FORM_strx1 225 .byte 58 # DW_AT_decl_file 226 .byte 11 # DW_FORM_data1 227 .byte 59 # DW_AT_decl_line 228 .byte 11 # DW_FORM_data1 229 .byte 63 # DW_AT_external 230 .byte 25 # DW_FORM_flag_present 231 .byte 0 # EOM(1) 232 .byte 0 # EOM(2) 233 .byte 8 # Abbreviation Code 234 .byte 5 # DW_TAG_formal_parameter 235 .byte 0 # DW_CHILDREN_no 236 .byte 2 # DW_AT_location 237 .byte 24 # DW_FORM_exprloc 238 .byte 3 # DW_AT_name 239 .byte 37 # DW_FORM_strx1 240 .byte 58 # DW_AT_decl_file 241 .byte 11 # DW_FORM_data1 242 .byte 59 # DW_AT_decl_line 243 .byte 11 # DW_FORM_data1 244 .byte 73 # DW_AT_type 245 .byte 19 # DW_FORM_ref4 246 .byte 0 # EOM(1) 247 .byte 0 # EOM(2) 248 .byte 9 # Abbreviation Code 249 .byte 46 # DW_TAG_subprogram 250 .byte 0 # DW_CHILDREN_no 251 .byte 17 # DW_AT_low_pc 252 .byte 27 # DW_FORM_addrx 253 .byte 18 # DW_AT_high_pc 254 .byte 6 # DW_FORM_data4 255 .byte 64 # DW_AT_frame_base 256 .byte 24 # DW_FORM_exprloc 257 .byte 122 # DW_AT_call_all_calls 258 .byte 25 # DW_FORM_flag_present 259 .byte 3 # DW_AT_name 260 .byte 37 # DW_FORM_strx1 261 .byte 58 # DW_AT_decl_file 262 .byte 11 # DW_FORM_data1 263 .byte 59 # DW_AT_decl_line 264 .byte 11 # DW_FORM_data1 265 .byte 73 # DW_AT_type 266 .byte 19 # DW_FORM_ref4 267 .byte 63 # DW_AT_external 268 .byte 25 # DW_FORM_flag_present 269 .byte 0 # EOM(1) 270 .byte 0 # EOM(2) 271 .byte 0 # EOM(3) 272 .section .debug_info,"",@progbits 273.Lcu_begin0: 274 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 275.Ldebug_info_start0: 276 .short 5 # DWARF version number 277 .byte 1 # DWARF Unit Type 278 .byte 8 # Address Size (in bytes) 279 .long .debug_abbrev # Offset Into Abbrev. Section 280 .byte 1 # Abbrev [1] 0xc:0x87 DW_TAG_compile_unit 281 .byte 0 # DW_AT_producer 282 .short 33 # DW_AT_language 283 .byte 1 # DW_AT_name 284 .long .Lstr_offsets_base0 # DW_AT_str_offsets_base 285 .long .Lline_table_start0 # DW_AT_stmt_list 286 .byte 2 # DW_AT_comp_dir 287 .byte 2 # DW_AT_low_pc 288 .long .Lfunc_end2-.Lfunc_begin0 # DW_AT_high_pc 289 .long .Laddr_table_base0 # DW_AT_addr_base 290 .byte 2 # Abbrev [2] 0x23:0x12 DW_TAG_variable 291 .byte 3 # DW_AT_name 292 .long 53 # DW_AT_type 293 .byte 0 # DW_AT_decl_file 294 .byte 2 # DW_AT_decl_line 295 .byte 8 # DW_AT_location 296 .byte 161 297 .byte 0 298 .byte 147 299 .byte 4 300 .byte 161 301 .byte 1 302 .byte 147 303 .byte 4 304 .byte 8 # DW_AT_linkage_name 305 .byte 3 # Abbrev [3] 0x35:0x19 DW_TAG_structure_type 306 .byte 5 # DW_AT_calling_convention 307 .byte 7 # DW_AT_name 308 .byte 8 # DW_AT_byte_size 309 .byte 0 # DW_AT_decl_file 310 .byte 1 # DW_AT_decl_line 311 .byte 4 # Abbrev [4] 0x3b:0x9 DW_TAG_member 312 .byte 4 # DW_AT_name 313 .long 78 # DW_AT_type 314 .byte 0 # DW_AT_decl_file 315 .byte 1 # DW_AT_decl_line 316 .byte 0 # DW_AT_data_member_location 317 .byte 4 # Abbrev [4] 0x44:0x9 DW_TAG_member 318 .byte 6 # DW_AT_name 319 .long 78 # DW_AT_type 320 .byte 0 # DW_AT_decl_file 321 .byte 1 # DW_AT_decl_line 322 .byte 4 # DW_AT_data_member_location 323 .byte 0 # End Of Children Mark 324 .byte 5 # Abbrev [5] 0x4e:0x4 DW_TAG_base_type 325 .byte 5 # DW_AT_name 326 .byte 5 # DW_AT_encoding 327 .byte 4 # DW_AT_byte_size 328 .byte 6 # Abbrev [6] 0x52:0x10 DW_TAG_subprogram 329 .byte 2 # DW_AT_low_pc 330 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 331 .byte 1 # DW_AT_frame_base 332 .byte 87 333 # DW_AT_call_all_calls 334 .byte 9 # DW_AT_linkage_name 335 .byte 10 # DW_AT_name 336 .byte 0 # DW_AT_decl_file 337 .byte 3 # DW_AT_decl_line 338 .long 78 # DW_AT_type 339 # DW_AT_external 340 .byte 7 # Abbrev [7] 0x62:0x21 DW_TAG_subprogram 341 .byte 3 # DW_AT_low_pc 342 .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc 343 .byte 1 # DW_AT_frame_base 344 .byte 87 345 # DW_AT_call_all_calls 346 .byte 11 # DW_AT_linkage_name 347 .byte 12 # DW_AT_name 348 .byte 0 # DW_AT_decl_file 349 .byte 6 # DW_AT_decl_line 350 # DW_AT_external 351 .byte 8 # Abbrev [8] 0x6e:0xa DW_TAG_formal_parameter 352 .byte 1 # DW_AT_location 353 .byte 85 354 .byte 4 # DW_AT_name 355 .byte 0 # DW_AT_decl_file 356 .byte 6 # DW_AT_decl_line 357 .long 78 # DW_AT_type 358 .byte 8 # Abbrev [8] 0x78:0xa DW_TAG_formal_parameter 359 .byte 1 # DW_AT_location 360 .byte 84 361 .byte 6 # DW_AT_name 362 .byte 0 # DW_AT_decl_file 363 .byte 6 # DW_AT_decl_line 364 .long 78 # DW_AT_type 365 .byte 0 # End Of Children Mark 366 .byte 9 # Abbrev [9] 0x83:0xf DW_TAG_subprogram 367 .byte 4 # DW_AT_low_pc 368 .long .Lfunc_end2-.Lfunc_begin2 # DW_AT_high_pc 369 .byte 1 # DW_AT_frame_base 370 .byte 87 371 # DW_AT_call_all_calls 372 .byte 13 # DW_AT_name 373 .byte 0 # DW_AT_decl_file 374 .byte 10 # DW_AT_decl_line 375 .long 78 # DW_AT_type 376 # DW_AT_external 377 .byte 0 # End Of Children Mark 378.Ldebug_info_end0: 379 .section .debug_str_offsets,"",@progbits 380 .long 60 # Length of String Offsets Set 381 .short 5 382 .short 0 383.Lstr_offsets_base0: 384 .section .debug_str,"MS",@progbits,1 385.Linfo_string0: 386 .asciz "clang version 15.0.0" # string offset=0 387.Linfo_string1: 388 .asciz "main.cpp" # string offset=134 389.Linfo_string2: 390 .asciz "test" # string offset=143 391.Linfo_string3: 392 .asciz "p" # string offset=181 393.Linfo_string4: 394 .asciz "i" # string offset=183 395.Linfo_string5: 396 .asciz "int" # string offset=185 397.Linfo_string6: 398 .asciz "j" # string offset=189 399.Linfo_string7: 400 .asciz "pair" # string offset=191 401.Linfo_string8: 402 .asciz "_ZL1p" # string offset=196 403.Linfo_string9: 404 .asciz "_Z4loadv" # string offset=202 405.Linfo_string10: 406 .asciz "load" # string offset=211 407.Linfo_string11: 408 .asciz "_Z5storeii" # string offset=216 409.Linfo_string12: 410 .asciz "store" # string offset=227 411.Linfo_string13: 412 .asciz "main" # string offset=233 413 .section .debug_str_offsets,"",@progbits 414 .long .Linfo_string0 415 .long .Linfo_string1 416 .long .Linfo_string2 417 .long .Linfo_string3 418 .long .Linfo_string4 419 .long .Linfo_string5 420 .long .Linfo_string6 421 .long .Linfo_string7 422 .long .Linfo_string8 423 .long .Linfo_string9 424 .long .Linfo_string10 425 .long .Linfo_string11 426 .long .Linfo_string12 427 .long .Linfo_string13 428 .section .debug_addr,"",@progbits 429 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 430.Ldebug_addr_start0: 431 .short 5 # DWARF version number 432 .byte 8 # Address size 433 .byte 0 # Segment selector size 434.Laddr_table_base0: 435 .quad _ZL1p.0 436 .quad _ZL1p.1 437 .quad .Lfunc_begin0 438 .quad .Lfunc_begin1 439 .quad .Lfunc_begin2 440.Ldebug_addr_end0: 441 .ident "clang version 15.0.0" 442 .section ".note.GNU-stack","",@progbits 443 .addrsig 444 .section .debug_line,"",@progbits 445.Lline_table_start0: 446