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1## Use llvm-dwarfdump to check the integrity of the inlined function "bar"2## DWARF range after llvm-bolt removes a 6-byte nop instruction.3##4## If the range is not properly updated, it will exceed the range of the5## containing function causing llvm-dwarfdump to issue an error.6 7# CHECK-NOT: error: DIE address ranges are not contained in its parent's ranges8 9# REQUIRES: system-linux10 11# RUN: %clang++ %cflags -gdwarf-4 %s -o %t.exe -Wl,-q12# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections13# RUN: llvm-dwarfdump --verify %t.bolt | FileCheck %s14 15 16# Test compiled with "-O2 -g" from:17#18# unsigned long bar(unsigned long i) {19# asm volatile("nopw %cs:(%rax,%rax)");20# return ++i;21# }22#23# int main(int argc, char **argv) {24# bar(argc);25# return 0;26# }27 28 .text29 .file "dwarf-inline-range.cpp"30 .globl _Z3barm # -- Begin function _Z3barm31 .p2align 4, 0x9032 .type _Z3barm,@function33_Z3barm: # @_Z3barm34.Lfunc_begin0:35 .file 1 "." "dwarf-inline-range.cpp"36 .loc 1 1 0 # dwarf-inline-range.cpp:1:037 .cfi_startproc38# %bb.0:39 #DEBUG_VALUE: bar:i <- $rdi40 .loc 1 2 3 prologue_end # dwarf-inline-range.cpp:2:341 #APP42 nopw %cs:(%rax,%rax)43 #NO_APP44 .loc 1 3 10 # dwarf-inline-range.cpp:3:1045 leaq 1(%rdi), %rax46.Ltmp0:47 #DEBUG_VALUE: bar:i <- $rax48 .loc 1 3 3 is_stmt 0 # dwarf-inline-range.cpp:3:349 retq50.Ltmp1:51.Lfunc_end0:52 .size _Z3barm, .Lfunc_end0-_Z3barm53 .cfi_endproc54 # -- End function55 .globl main # -- Begin function main56 .p2align 4, 0x9057 .type main,@function58main: # @main59.Lfunc_begin1:60 .loc 1 6 0 is_stmt 1 # dwarf-inline-range.cpp:6:061 .cfi_startproc62# %bb.0:63 #DEBUG_VALUE: main:argc <- $edi64 #DEBUG_VALUE: main:argv <- $rsi65 #DEBUG_VALUE: bar:i <- [DW_OP_LLVM_convert 32 5, DW_OP_LLVM_convert 64 5, DW_OP_stack_value] $edi66 .loc 1 2 3 prologue_end # dwarf-inline-range.cpp:2:367 #APP68 nopw %cs:(%rax,%rax)69 #NO_APP70.Ltmp2:71 #DEBUG_VALUE: bar:i <- [DW_OP_LLVM_convert 32 5, DW_OP_LLVM_convert 64 5, DW_OP_plus_uconst 1, DW_OP_stack_value] undef72 .loc 1 8 3 # dwarf-inline-range.cpp:8:373 xorl %eax, %eax74 retq75.Ltmp3:76.Lfunc_end1:77 .size main, .Lfunc_end1-main78 .cfi_endproc79 # -- End function80 .section .debug_loc,"",@progbits81.Ldebug_loc0:82 .quad .Lfunc_begin0-.Lfunc_begin083 .quad .Ltmp0-.Lfunc_begin084 .short 1 # Loc expr size85 .byte 85 # DW_OP_reg586 .quad .Ltmp0-.Lfunc_begin087 .quad .Lfunc_end0-.Lfunc_begin088 .short 1 # Loc expr size89 .byte 80 # DW_OP_reg090 .quad 091 .quad 092.Ldebug_loc1:93 .quad .Lfunc_begin1-.Lfunc_begin094 .quad .Ltmp2-.Lfunc_begin095 .short 21 # Loc expr size96 .byte 117 # DW_OP_breg597 .byte 0 # 098 .byte 16 # DW_OP_constu99 .byte 255 # 4294967295100 .byte 255 # 101 .byte 255 # 102 .byte 255 # 103 .byte 15 # 104 .byte 26 # DW_OP_and105 .byte 18 # DW_OP_dup106 .byte 16 # DW_OP_constu107 .byte 31 # 31108 .byte 37 # DW_OP_shr109 .byte 48 # DW_OP_lit0110 .byte 32 # DW_OP_not111 .byte 30 # DW_OP_mul112 .byte 16 # DW_OP_constu113 .byte 32 # 32114 .byte 36 # DW_OP_shl115 .byte 33 # DW_OP_or116 .byte 159 # DW_OP_stack_value117 .quad 0118 .quad 0119 .section .debug_abbrev,"",@progbits120 .byte 1 # Abbreviation Code121 .byte 17 # DW_TAG_compile_unit122 .byte 1 # DW_CHILDREN_yes123 .byte 37 # DW_AT_producer124 .byte 14 # DW_FORM_strp125 .byte 19 # DW_AT_language126 .byte 5 # DW_FORM_data2127 .byte 3 # DW_AT_name128 .byte 14 # DW_FORM_strp129 .byte 16 # DW_AT_stmt_list130 .byte 23 # DW_FORM_sec_offset131 .byte 27 # DW_AT_comp_dir132 .byte 14 # DW_FORM_strp133 .byte 17 # DW_AT_low_pc134 .byte 1 # DW_FORM_addr135 .byte 18 # DW_AT_high_pc136 .byte 6 # DW_FORM_data4137 .byte 0 # EOM(1)138 .byte 0 # EOM(2)139 .byte 2 # Abbreviation Code140 .byte 46 # DW_TAG_subprogram141 .byte 1 # DW_CHILDREN_yes142 .byte 17 # DW_AT_low_pc143 .byte 1 # DW_FORM_addr144 .byte 18 # DW_AT_high_pc145 .byte 6 # DW_FORM_data4146 .byte 64 # DW_AT_frame_base147 .byte 24 # DW_FORM_exprloc148 .ascii "\227B" # DW_AT_GNU_all_call_sites149 .byte 25 # DW_FORM_flag_present150 .byte 49 # DW_AT_abstract_origin151 .byte 19 # DW_FORM_ref4152 .byte 0 # EOM(1)153 .byte 0 # EOM(2)154 .byte 3 # Abbreviation Code155 .byte 5 # DW_TAG_formal_parameter156 .byte 0 # DW_CHILDREN_no157 .byte 2 # DW_AT_location158 .byte 23 # DW_FORM_sec_offset159 .byte 49 # DW_AT_abstract_origin160 .byte 19 # DW_FORM_ref4161 .byte 0 # EOM(1)162 .byte 0 # EOM(2)163 .byte 4 # Abbreviation Code164 .byte 46 # DW_TAG_subprogram165 .byte 1 # DW_CHILDREN_yes166 .byte 110 # DW_AT_linkage_name167 .byte 14 # DW_FORM_strp168 .byte 3 # DW_AT_name169 .byte 14 # DW_FORM_strp170 .byte 58 # DW_AT_decl_file171 .byte 11 # DW_FORM_data1172 .byte 59 # DW_AT_decl_line173 .byte 11 # DW_FORM_data1174 .byte 73 # DW_AT_type175 .byte 19 # DW_FORM_ref4176 .byte 63 # DW_AT_external177 .byte 25 # DW_FORM_flag_present178 .byte 32 # DW_AT_inline179 .byte 11 # DW_FORM_data1180 .byte 0 # EOM(1)181 .byte 0 # EOM(2)182 .byte 5 # Abbreviation Code183 .byte 5 # DW_TAG_formal_parameter184 .byte 0 # DW_CHILDREN_no185 .byte 3 # DW_AT_name186 .byte 14 # DW_FORM_strp187 .byte 58 # DW_AT_decl_file188 .byte 11 # DW_FORM_data1189 .byte 59 # DW_AT_decl_line190 .byte 11 # DW_FORM_data1191 .byte 73 # DW_AT_type192 .byte 19 # DW_FORM_ref4193 .byte 0 # EOM(1)194 .byte 0 # EOM(2)195 .byte 6 # Abbreviation Code196 .byte 36 # DW_TAG_base_type197 .byte 0 # DW_CHILDREN_no198 .byte 3 # DW_AT_name199 .byte 14 # DW_FORM_strp200 .byte 62 # DW_AT_encoding201 .byte 11 # DW_FORM_data1202 .byte 11 # DW_AT_byte_size203 .byte 11 # DW_FORM_data1204 .byte 0 # EOM(1)205 .byte 0 # EOM(2)206 .byte 7 # Abbreviation Code207 .byte 46 # DW_TAG_subprogram208 .byte 1 # DW_CHILDREN_yes209 .byte 17 # DW_AT_low_pc210 .byte 1 # DW_FORM_addr211 .byte 18 # DW_AT_high_pc212 .byte 6 # DW_FORM_data4213 .byte 64 # DW_AT_frame_base214 .byte 24 # DW_FORM_exprloc215 .ascii "\227B" # DW_AT_GNU_all_call_sites216 .byte 25 # DW_FORM_flag_present217 .byte 3 # DW_AT_name218 .byte 14 # DW_FORM_strp219 .byte 58 # DW_AT_decl_file220 .byte 11 # DW_FORM_data1221 .byte 59 # DW_AT_decl_line222 .byte 11 # DW_FORM_data1223 .byte 73 # DW_AT_type224 .byte 19 # DW_FORM_ref4225 .byte 63 # DW_AT_external226 .byte 25 # DW_FORM_flag_present227 .byte 0 # EOM(1)228 .byte 0 # EOM(2)229 .byte 8 # Abbreviation Code230 .byte 5 # DW_TAG_formal_parameter231 .byte 0 # DW_CHILDREN_no232 .byte 2 # DW_AT_location233 .byte 24 # DW_FORM_exprloc234 .byte 3 # DW_AT_name235 .byte 14 # DW_FORM_strp236 .byte 58 # DW_AT_decl_file237 .byte 11 # DW_FORM_data1238 .byte 59 # DW_AT_decl_line239 .byte 11 # DW_FORM_data1240 .byte 73 # DW_AT_type241 .byte 19 # DW_FORM_ref4242 .byte 0 # EOM(1)243 .byte 0 # EOM(2)244 .byte 9 # Abbreviation Code245 .byte 29 # DW_TAG_inlined_subroutine246 .byte 1 # DW_CHILDREN_yes247 .byte 49 # DW_AT_abstract_origin248 .byte 19 # DW_FORM_ref4249 .byte 17 # DW_AT_low_pc250 .byte 1 # DW_FORM_addr251 .byte 18 # DW_AT_high_pc252 .byte 6 # DW_FORM_data4253 .byte 88 # DW_AT_call_file254 .byte 11 # DW_FORM_data1255 .byte 89 # DW_AT_call_line256 .byte 11 # DW_FORM_data1257 .byte 87 # DW_AT_call_column258 .byte 11 # DW_FORM_data1259 .byte 0 # EOM(1)260 .byte 0 # EOM(2)261 .byte 10 # Abbreviation Code262 .byte 15 # DW_TAG_pointer_type263 .byte 0 # DW_CHILDREN_no264 .byte 73 # DW_AT_type265 .byte 19 # DW_FORM_ref4266 .byte 0 # EOM(1)267 .byte 0 # EOM(2)268 .byte 0 # EOM(3)269 .section .debug_info,"",@progbits270.Lcu_begin0:271 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit272.Ldebug_info_start0:273 .short 4 # DWARF version number274 .long .debug_abbrev # Offset Into Abbrev. Section275 .byte 8 # Address Size (in bytes)276 .byte 1 # Abbrev [1] 0xb:0xca DW_TAG_compile_unit277 .long .Linfo_string0 # DW_AT_producer278 .short 33 # DW_AT_language279 .long .Linfo_string1 # DW_AT_name280 .long .Lline_table_start0 # DW_AT_stmt_list281 .long .Linfo_string2 # DW_AT_comp_dir282 .quad .Lfunc_begin0 # DW_AT_low_pc283 .long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc284 .byte 2 # Abbrev [2] 0x2a:0x1d DW_TAG_subprogram285 .quad .Lfunc_begin0 # DW_AT_low_pc286 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc287 .byte 1 # DW_AT_frame_base288 .byte 87289 # DW_AT_GNU_all_call_sites290 .long 71 # DW_AT_abstract_origin291 .byte 3 # Abbrev [3] 0x3d:0x9 DW_TAG_formal_parameter292 .long .Ldebug_loc0 # DW_AT_location293 .long 87 # DW_AT_abstract_origin294 .byte 0 # End Of Children Mark295 .byte 4 # Abbrev [4] 0x47:0x1c DW_TAG_subprogram296 .long .Linfo_string3 # DW_AT_linkage_name297 .long .Linfo_string4 # DW_AT_name298 .byte 1 # DW_AT_decl_file299 .byte 1 # DW_AT_decl_line300 .long 99 # DW_AT_type301 # DW_AT_external302 .byte 1 # DW_AT_inline303 .byte 5 # Abbrev [5] 0x57:0xb DW_TAG_formal_parameter304 .long .Linfo_string6 # DW_AT_name305 .byte 1 # DW_AT_decl_file306 .byte 1 # DW_AT_decl_line307 .long 99 # DW_AT_type308 .byte 0 # End Of Children Mark309 .byte 6 # Abbrev [6] 0x63:0x7 DW_TAG_base_type310 .long .Linfo_string5 # DW_AT_name311 .byte 7 # DW_AT_encoding312 .byte 8 # DW_AT_byte_size313 .byte 7 # Abbrev [7] 0x6a:0x52 DW_TAG_subprogram314 .quad .Lfunc_begin1 # DW_AT_low_pc315 .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc316 .byte 1 # DW_AT_frame_base317 .byte 87318 # DW_AT_GNU_all_call_sites319 .long .Linfo_string7 # DW_AT_name320 .byte 1 # DW_AT_decl_file321 .byte 6 # DW_AT_decl_line322 .long 188 # DW_AT_type323 # DW_AT_external324 .byte 8 # Abbrev [8] 0x83:0xd DW_TAG_formal_parameter325 .byte 1 # DW_AT_location326 .byte 85327 .long .Linfo_string9 # DW_AT_name328 .byte 1 # DW_AT_decl_file329 .byte 6 # DW_AT_decl_line330 .long 188 # DW_AT_type331 .byte 8 # Abbrev [8] 0x90:0xd DW_TAG_formal_parameter332 .byte 1 # DW_AT_location333 .byte 84334 .long .Linfo_string10 # DW_AT_name335 .byte 1 # DW_AT_decl_file336 .byte 6 # DW_AT_decl_line337 .long 195 # DW_AT_type338 .byte 9 # Abbrev [9] 0x9d:0x1e DW_TAG_inlined_subroutine339 .long 71 # DW_AT_abstract_origin340 .quad .Lfunc_begin1 # DW_AT_low_pc341 .long .Ltmp2-.Lfunc_begin1 # DW_AT_high_pc342 .byte 1 # DW_AT_call_file343 .byte 7 # DW_AT_call_line344 .byte 3 # DW_AT_call_column345 .byte 3 # Abbrev [3] 0xb1:0x9 DW_TAG_formal_parameter346 .long .Ldebug_loc1 # DW_AT_location347 .long 87 # DW_AT_abstract_origin348 .byte 0 # End Of Children Mark349 .byte 0 # End Of Children Mark350 .byte 6 # Abbrev [6] 0xbc:0x7 DW_TAG_base_type351 .long .Linfo_string8 # DW_AT_name352 .byte 5 # DW_AT_encoding353 .byte 4 # DW_AT_byte_size354 .byte 10 # Abbrev [10] 0xc3:0x5 DW_TAG_pointer_type355 .long 200 # DW_AT_type356 .byte 10 # Abbrev [10] 0xc8:0x5 DW_TAG_pointer_type357 .long 205 # DW_AT_type358 .byte 6 # Abbrev [6] 0xcd:0x7 DW_TAG_base_type359 .long .Linfo_string11 # DW_AT_name360 .byte 6 # DW_AT_encoding361 .byte 1 # DW_AT_byte_size362 .byte 0 # End Of Children Mark363.Ldebug_info_end0:364 .section .debug_str,"MS",@progbits,1365.Linfo_string0:366 .asciz "clang version 15"367.Linfo_string1:368 .asciz "dwarf-inline-range.cpp" # string offset=69369.Linfo_string2:370 .asciz "." # string offset=92371.Linfo_string3:372 .asciz "_Z3barm" # string offset=112373.Linfo_string4:374 .asciz "bar" # string offset=120375.Linfo_string5:376 .asciz "unsigned long" # string offset=124377.Linfo_string6:378 .asciz "i" # string offset=138379.Linfo_string7:380 .asciz "main" # string offset=140381.Linfo_string8:382 .asciz "int" # string offset=145383.Linfo_string9:384 .asciz "argc" # string offset=149385.Linfo_string10:386 .asciz "argv" # string offset=154387.Linfo_string11:388 .asciz "char" # string offset=159389 .ident "clang version 15"390 .section ".note.GNU-stack","",@progbits391 .addrsig392 .section .debug_line,"",@progbits393.Lline_table_start0:394