diff --git a/bolt/include/bolt/Core/DIEBuilder.h b/bolt/include/bolt/Core/DIEBuilder.h --- a/bolt/include/bolt/Core/DIEBuilder.h +++ b/bolt/include/bolt/Core/DIEBuilder.h @@ -21,12 +21,12 @@ #include "llvm/DebugInfo/DWARF/DWARFExpression.h" #include "llvm/DebugInfo/DWARF/DWARFUnit.h" #include "llvm/Support/Allocator.h" -#include "llvm/Support/ErrorHandling.h" #include #include #include #include +#include #include namespace llvm { @@ -113,6 +113,7 @@ std::vector LocWithReferencesToProcess; BumpPtrAllocator DIEAlloc; ProcessingType Type; + std::unordered_set DWARFDieAddressesParsed; }; std::unique_ptr BuilderState; diff --git a/bolt/lib/Core/DIEBuilder.cpp b/bolt/lib/Core/DIEBuilder.cpp --- a/bolt/lib/Core/DIEBuilder.cpp +++ b/bolt/lib/Core/DIEBuilder.cpp @@ -39,6 +39,9 @@ #undef DEBUG_TYPE #define DEBUG_TYPE "bolt" +namespace opts { +extern cl::opt Verbosity; +} namespace llvm { namespace bolt { @@ -105,6 +108,14 @@ return DWARFUnitInfo.DIEIDMap[DDieOffset]; DIE *Die = DIE::get(Alloc, dwarf::Tag(DDie.getTag())); + // Just for making debugging easier. + // DIE dump is not very useful. + // It's nice to know original offset from which this DIE was constructed. + // Also this handles the case where there is a DIE ref which points to + // invalid DIE. This prevents assert when IR is written out. + Die->setOffset(DDie.getOffset()); + if (opts::Verbosity >= 1) + getState().DWARFDieAddressesParsed.insert(DDie.getOffset()); const uint32_t DId = DWARFUnitInfo.DieInfoVector.size(); DWARFUnitInfo.DIEIDMap[DDieOffset] = DId; DWARFUnitInfo.DieInfoVector.emplace_back( @@ -290,10 +301,6 @@ DIEInfo &DieInfo = getDIEInfo(UnitId, *Idx); uint64_t Offset = DDie.getOffset(); - // Just for making debugging easier. - // DIE dump is not very useful. - // It's nice to know original offset from which this DIE was constructed. - DieInfo.Die->setOffset(Offset); uint64_t NextOffset = Offset; DWARFDataExtractor Data = U.getDebugInfoExtractor(); DWARFDebugInfoEntry DDIEntry; @@ -369,6 +376,7 @@ uint32_t DIEBuilder::computeDIEOffset(const DWARFUnit &CU, DIE &Die, uint32_t &CurOffset) { + getState().DWARFDieAddressesParsed.erase(Die.getOffset()); uint32_t CurSize = 0; Die.setOffset(CurOffset); for (DIEValue &Val : Die.values()) @@ -421,6 +429,13 @@ continue; computeOffset(*CU, UnitSize); } + if (opts::Verbosity >= 1) { + if (!getState().DWARFDieAddressesParsed.empty()) + dbgs() << "Referenced DIEs not in .debug_info\n"; + for (const uint64_t Address : getState().DWARFDieAddressesParsed) { + dbgs() << Twine::utohexstr(Address) << "\n"; + } + } updateReferences(); } @@ -457,11 +472,21 @@ allocDIE(*RefCU, RefDie, getState().DIEAlloc, *UnitId); return RefDie; } + errs() << "BOLT-WARNING: [internal-dwarf-error]: invalid referenced DIE " + "at offset: " + << Twine::utohexstr(RefOffset) << ".\n"; + + } else { + errs() << "BOLT-WARNING: [internal-dwarf-error]: could not parse " + "referenced DIE " + "at offset: " + << Twine::utohexstr(RefOffset) << ".\n"; } + } else { + errs() << "BOLT-WARNING: [internal-dwarf-error]: could not find referenced " + "CU. Referenced DIE offset: " + << Twine::utohexstr(RefOffset) << ".\n"; } - - errs() << "BOLT-WARNING: [internal-dwarf-error]: could not find referenced " - "CU.\n"; return DWARFDie(); } diff --git a/bolt/test/X86/dwarf4-invalid-reference-die-offset-no-internal-dwarf-error.s b/bolt/test/X86/dwarf4-invalid-reference-die-offset-no-internal-dwarf-error.s new file mode 100755 --- /dev/null +++ b/bolt/test/X86/dwarf4-invalid-reference-die-offset-no-internal-dwarf-error.s @@ -0,0 +1,408 @@ +# REQUIRES: system-linux + +# RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o +# RUN: %clang %cflags -dwarf-4 %t1.o -o %t.exe -Wl,-q +# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections -v 1 &> %tlog.txt +# RUN: cat %tlog.txt | FileCheck --check-prefix=CHECKBOLT %s +# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=CHECK %s + +# Tests BOLT does not assert when DIE reference is invalid. + +# CHECKBOLT: Referenced DIEs not in .debug_info +# CHECKBOLT-NEXT: 91 +# CHECK: DW_TAG_variable +# CHECK-NEXT: DW_AT_name +# CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x0091 => {0x00000091}) + +# Assembly manually modified +# struct pair {int i; int j; }; +# static pair p; +# int load() { +# return p.i + p.j; +# } +# void store(int i, int j) { +# p.i = i; +# p.j = j; +# } +# int main() { +# return 0; +# } + + .text + .file "main.cpp" + .file 1 "/invalidWithin" "main.cpp" + .section .text._Z4loadv,"ax",@progbits + .globl _Z4loadv # -- Begin function _Z4loadv + .p2align 4, 0x90 + .type _Z4loadv,@function +_Z4loadv: # @_Z4loadv +.Lfunc_begin0: + .cfi_startproc +# %bb.0: # %entry + .loc 1 4 20 prologue_end # main.cpp:4:20 + movl _ZL1p.1(%rip), %eax + .loc 1 4 16 is_stmt 0 # main.cpp:4:16 + addl _ZL1p.0(%rip), %eax + .loc 1 4 5 # main.cpp:4:5 + retq +.Ltmp0: +.Lfunc_end0: + .size _Z4loadv, .Lfunc_end0-_Z4loadv + .cfi_endproc + # -- End function + .section .text._Z5storeii,"ax",@progbits + .globl _Z5storeii # -- Begin function _Z5storeii + .p2align 4, 0x90 + .type _Z5storeii,@function +_Z5storeii: # @_Z5storeii +.Lfunc_begin1: + .cfi_startproc +# %bb.0: # %entry + #DEBUG_VALUE: store:i <- $edi + #DEBUG_VALUE: store:j <- $esi + .loc 1 7 9 prologue_end is_stmt 1 # main.cpp:7:9 + movl %edi, _ZL1p.0(%rip) + .loc 1 8 9 # main.cpp:8:9 + movl %esi, _ZL1p.1(%rip) + .loc 1 9 1 # main.cpp:9:1 + retq +.Ltmp1: +.Lfunc_end1: + .size _Z5storeii, .Lfunc_end1-_Z5storeii + .cfi_endproc + # -- End function + .section .text.main,"ax",@progbits + .globl main # -- Begin function main + .p2align 4, 0x90 + .type main,@function +main: # @main +.Lfunc_begin2: + .cfi_startproc +# %bb.0: # %entry + .loc 1 11 1 prologue_end # main.cpp:11:1 + xorl %eax, %eax + retq +.Ltmp2: +.Lfunc_end2: + .size main, .Lfunc_end2-main + .cfi_endproc + # -- End function + .type _ZL1p.0,@object # @_ZL1p.0 + .local _ZL1p.0 + .comm _ZL1p.0,4,4 + .type _ZL1p.1,@object # @_ZL1p.1 + .local _ZL1p.1 + .comm _ZL1p.1,4,4 + .section .debug_abbrev,"",@progbits + .byte 1 # Abbreviation Code + .byte 17 # DW_TAG_compile_unit + .byte 1 # DW_CHILDREN_yes + .byte 37 # DW_AT_producer + .byte 14 # DW_FORM_strp + .byte 19 # DW_AT_language + .byte 5 # DW_FORM_data2 + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 16 # DW_AT_stmt_list + .byte 23 # DW_FORM_sec_offset + .byte 27 # DW_AT_comp_dir + .byte 14 # DW_FORM_strp + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 85 # DW_AT_ranges + .byte 23 # DW_FORM_sec_offset + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 2 # Abbreviation Code + .byte 52 # DW_TAG_variable + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 3 # Abbreviation Code + .byte 19 # DW_TAG_structure_type + .byte 1 # DW_CHILDREN_yes + .byte 54 # DW_AT_calling_convention + .byte 11 # DW_FORM_data1 + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 4 # Abbreviation Code + .byte 13 # DW_TAG_member + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 56 # DW_AT_data_member_location + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 5 # Abbreviation Code + .byte 36 # DW_TAG_base_type + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 62 # DW_AT_encoding + .byte 11 # DW_FORM_data1 + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 6 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 0 # DW_CHILDREN_no + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 7 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 1 # DW_CHILDREN_yes + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 8 # Abbreviation Code + .byte 5 # DW_TAG_formal_parameter + .byte 0 # DW_CHILDREN_no + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 9 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 0 # DW_CHILDREN_no + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 0 # EOM(3) + .section .debug_info,"",@progbits +.Lcu_begin0: + .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit +.Ldebug_info_start0: + .short 4 # DWARF version number + .long .debug_abbrev # Offset Into Abbrev. Section + .byte 8 # Address Size (in bytes) + .byte 1 # Abbrev [1] 0xb:0xd9 DW_TAG_compile_unit + .long .Linfo_string0 # DW_AT_producer + .short 33 # DW_AT_language + .long .Linfo_string1 # DW_AT_name + .long .Lline_table_start0 # DW_AT_stmt_list + .long .Linfo_string2 # DW_AT_comp_dir + .quad 0 # DW_AT_low_pc + .long .Ldebug_ranges0 # DW_AT_ranges + .byte 2 # Abbrev [2] 0x2a:0x26 DW_TAG_variable + .long .Linfo_string3 # DW_AT_name + .long 145 # DW_AT_type --> Modified manually s/80/145 + .byte 1 # DW_AT_decl_file + .byte 2 # DW_AT_decl_line + .byte 22 # DW_AT_location + .byte 3 + .quad _ZL1p.0 + .byte 147 + .byte 4 + .byte 3 + .quad _ZL1p.1 + .byte 147 + .byte 4 + .long .Linfo_string8 # DW_AT_linkage_name + .byte 3 # Abbrev [3] 0x50:0x22 DW_TAG_structure_type + .byte 5 # DW_AT_calling_convention + .long .Linfo_string7 # DW_AT_name + .byte 8 # DW_AT_byte_size + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # Abbrev [4] 0x59:0xc DW_TAG_member + .long .Linfo_string4 # DW_AT_name + .long 114 # DW_AT_type + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 0 # DW_AT_data_member_location + .byte 4 # Abbrev [4] 0x65:0xc DW_TAG_member + .long .Linfo_string6 # DW_AT_name + .long 114 # DW_AT_type + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # DW_AT_data_member_location + .byte 0 # End Of Children Mark + .byte 5 # Abbrev [5] 0x72:0x7 DW_TAG_base_type + .long .Linfo_string5 # DW_AT_name + .byte 5 # DW_AT_encoding + .byte 4 # DW_AT_byte_size + .byte 6 # Abbrev [6] 0x79:0x1d DW_TAG_subprogram + .quad .Lfunc_begin0 # DW_AT_low_pc + .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string9 # DW_AT_linkage_name + .long .Linfo_string10 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 3 # DW_AT_decl_line + .long 114 # DW_AT_type + # DW_AT_external + .byte 7 # Abbrev [7] 0x96:0x34 DW_TAG_subprogram + .quad .Lfunc_begin1 # DW_AT_low_pc + .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string11 # DW_AT_linkage_name + .long .Linfo_string12 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + # DW_AT_external + .byte 8 # Abbrev [8] 0xaf:0xd DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 85 + .long .Linfo_string4 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + .long 114 # DW_AT_type + .byte 8 # Abbrev [8] 0xbc:0xd DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 84 + .long .Linfo_string6 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + .long 114 # DW_AT_type + .byte 0 # End Of Children Mark + .byte 9 # Abbrev [9] 0xca:0x19 DW_TAG_subprogram + .quad .Lfunc_begin2 # DW_AT_low_pc + .long .Lfunc_end2-.Lfunc_begin2 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string13 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 10 # DW_AT_decl_line + .long 114 # DW_AT_type + # DW_AT_external + .byte 0 # End Of Children Mark +.Ldebug_info_end0: + .section .debug_ranges,"",@progbits +.Ldebug_ranges0: + .quad .Lfunc_begin0 + .quad .Lfunc_end0 + .quad .Lfunc_begin1 + .quad .Lfunc_end1 + .quad .Lfunc_begin2 + .quad .Lfunc_end2 + .quad 0 + .quad 0 + .section .debug_str,"MS",@progbits,1 +.Linfo_string0: + .asciz "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" # string offset=0 +.Linfo_string1: + .asciz "main.cpp" # string offset=101 +.Linfo_string2: + .asciz "/invalidWithin" # string offset=110 +.Linfo_string3: + .asciz "p" # string offset=162 +.Linfo_string4: + .asciz "i" # string offset=164 +.Linfo_string5: + .asciz "int" # string offset=166 +.Linfo_string6: + .asciz "j" # string offset=170 +.Linfo_string7: + .asciz "pair" # string offset=172 +.Linfo_string8: + .asciz "_ZL1p" # string offset=177 +.Linfo_string9: + .asciz "_Z4loadv" # string offset=183 +.Linfo_string10: + .asciz "load" # string offset=192 +.Linfo_string11: + .asciz "_Z5storeii" # string offset=197 +.Linfo_string12: + .asciz "store" # string offset=208 +.Linfo_string13: + .asciz "main" # string offset=214 + .ident "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" + .section ".note.GNU-stack","",@progbits + .addrsig + .section .debug_line,"",@progbits +.Lline_table_start0: diff --git a/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-cant-parse-die.s b/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-cant-parse-die.s new file mode 100755 --- /dev/null +++ b/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-cant-parse-die.s @@ -0,0 +1,408 @@ +# REQUIRES: system-linux + +# RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o +# RUN: %clang %cflags -dwarf-4 %t1.o -o %t.exe -Wl,-q +# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections -v 1 &> %tlog.txt +# RUN: cat %tlog.txt | FileCheck --check-prefix=CHECKBOLT %s +# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=CHECK %s + +# Tests BOLT does not assert when DIE reference is invalid. + +# CHECKBOLT: BOLT-WARNING: [internal-dwarf-error]: could not parse referenced DIE at offset: +# CHECKBOLT-NOT: Referenced DIEs not in .debug_info +# CHECK: DW_TAG_variable +# CHECK-NEXT: DW_AT_name +# CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x008c => {0x0000008c}) + +# Assembly manually modified +# struct pair {int i; int j; }; +# static pair p; +# int load() { +# return p.i + p.j; +# } +# void store(int i, int j) { +# p.i = i; +# p.j = j; +# } +# int main() { +# return 0; +# } + + .text + .file "main.cpp" + .file 1 "/invalidWithin" "main.cpp" + .section .text._Z4loadv,"ax",@progbits + .globl _Z4loadv # -- Begin function _Z4loadv + .p2align 4, 0x90 + .type _Z4loadv,@function +_Z4loadv: # @_Z4loadv +.Lfunc_begin0: + .cfi_startproc +# %bb.0: # %entry + .loc 1 4 20 prologue_end # main.cpp:4:20 + movl _ZL1p.1(%rip), %eax + .loc 1 4 16 is_stmt 0 # main.cpp:4:16 + addl _ZL1p.0(%rip), %eax + .loc 1 4 5 # main.cpp:4:5 + retq +.Ltmp0: +.Lfunc_end0: + .size _Z4loadv, .Lfunc_end0-_Z4loadv + .cfi_endproc + # -- End function + .section .text._Z5storeii,"ax",@progbits + .globl _Z5storeii # -- Begin function _Z5storeii + .p2align 4, 0x90 + .type _Z5storeii,@function +_Z5storeii: # @_Z5storeii +.Lfunc_begin1: + .cfi_startproc +# %bb.0: # %entry + #DEBUG_VALUE: store:i <- $edi + #DEBUG_VALUE: store:j <- $esi + .loc 1 7 9 prologue_end is_stmt 1 # main.cpp:7:9 + movl %edi, _ZL1p.0(%rip) + .loc 1 8 9 # main.cpp:8:9 + movl %esi, _ZL1p.1(%rip) + .loc 1 9 1 # main.cpp:9:1 + retq +.Ltmp1: +.Lfunc_end1: + .size _Z5storeii, .Lfunc_end1-_Z5storeii + .cfi_endproc + # -- End function + .section .text.main,"ax",@progbits + .globl main # -- Begin function main + .p2align 4, 0x90 + .type main,@function +main: # @main +.Lfunc_begin2: + .cfi_startproc +# %bb.0: # %entry + .loc 1 11 1 prologue_end # main.cpp:11:1 + xorl %eax, %eax + retq +.Ltmp2: +.Lfunc_end2: + .size main, .Lfunc_end2-main + .cfi_endproc + # -- End function + .type _ZL1p.0,@object # @_ZL1p.0 + .local _ZL1p.0 + .comm _ZL1p.0,4,4 + .type _ZL1p.1,@object # @_ZL1p.1 + .local _ZL1p.1 + .comm _ZL1p.1,4,4 + .section .debug_abbrev,"",@progbits + .byte 1 # Abbreviation Code + .byte 17 # DW_TAG_compile_unit + .byte 1 # DW_CHILDREN_yes + .byte 37 # DW_AT_producer + .byte 14 # DW_FORM_strp + .byte 19 # DW_AT_language + .byte 5 # DW_FORM_data2 + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 16 # DW_AT_stmt_list + .byte 23 # DW_FORM_sec_offset + .byte 27 # DW_AT_comp_dir + .byte 14 # DW_FORM_strp + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 85 # DW_AT_ranges + .byte 23 # DW_FORM_sec_offset + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 2 # Abbreviation Code + .byte 52 # DW_TAG_variable + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 3 # Abbreviation Code + .byte 19 # DW_TAG_structure_type + .byte 1 # DW_CHILDREN_yes + .byte 54 # DW_AT_calling_convention + .byte 11 # DW_FORM_data1 + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 4 # Abbreviation Code + .byte 13 # DW_TAG_member + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 56 # DW_AT_data_member_location + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 5 # Abbreviation Code + .byte 36 # DW_TAG_base_type + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 62 # DW_AT_encoding + .byte 11 # DW_FORM_data1 + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 6 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 0 # DW_CHILDREN_no + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 7 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 1 # DW_CHILDREN_yes + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 8 # Abbreviation Code + .byte 5 # DW_TAG_formal_parameter + .byte 0 # DW_CHILDREN_no + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 9 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 0 # DW_CHILDREN_no + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 0 # EOM(3) + .section .debug_info,"",@progbits +.Lcu_begin0: + .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit +.Ldebug_info_start0: + .short 4 # DWARF version number + .long .debug_abbrev # Offset Into Abbrev. Section + .byte 8 # Address Size (in bytes) + .byte 1 # Abbrev [1] 0xb:0xd9 DW_TAG_compile_unit + .long .Linfo_string0 # DW_AT_producer + .short 33 # DW_AT_language + .long .Linfo_string1 # DW_AT_name + .long .Lline_table_start0 # DW_AT_stmt_list + .long .Linfo_string2 # DW_AT_comp_dir + .quad 0 # DW_AT_low_pc + .long .Ldebug_ranges0 # DW_AT_ranges + .byte 2 # Abbrev [2] 0x2a:0x26 DW_TAG_variable + .long .Linfo_string3 # DW_AT_name + .long 140 # DW_AT_type --> Modified manually s/80/140 + .byte 1 # DW_AT_decl_file + .byte 2 # DW_AT_decl_line + .byte 22 # DW_AT_location + .byte 3 + .quad _ZL1p.0 + .byte 147 + .byte 4 + .byte 3 + .quad _ZL1p.1 + .byte 147 + .byte 4 + .long .Linfo_string8 # DW_AT_linkage_name + .byte 3 # Abbrev [3] 0x50:0x22 DW_TAG_structure_type + .byte 5 # DW_AT_calling_convention + .long .Linfo_string7 # DW_AT_name + .byte 8 # DW_AT_byte_size + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # Abbrev [4] 0x59:0xc DW_TAG_member + .long .Linfo_string4 # DW_AT_name + .long 114 # DW_AT_type + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 0 # DW_AT_data_member_location + .byte 4 # Abbrev [4] 0x65:0xc DW_TAG_member + .long .Linfo_string6 # DW_AT_name + .long 114 # DW_AT_type + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # DW_AT_data_member_location + .byte 0 # End Of Children Mark + .byte 5 # Abbrev [5] 0x72:0x7 DW_TAG_base_type + .long .Linfo_string5 # DW_AT_name + .byte 5 # DW_AT_encoding + .byte 4 # DW_AT_byte_size + .byte 6 # Abbrev [6] 0x79:0x1d DW_TAG_subprogram + .quad .Lfunc_begin0 # DW_AT_low_pc + .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string9 # DW_AT_linkage_name + .long .Linfo_string10 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 3 # DW_AT_decl_line + .long 114 # DW_AT_type + # DW_AT_external + .byte 7 # Abbrev [7] 0x96:0x34 DW_TAG_subprogram + .quad .Lfunc_begin1 # DW_AT_low_pc + .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string11 # DW_AT_linkage_name + .long .Linfo_string12 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + # DW_AT_external + .byte 8 # Abbrev [8] 0xaf:0xd DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 85 + .long .Linfo_string4 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + .long 114 # DW_AT_type + .byte 8 # Abbrev [8] 0xbc:0xd DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 84 + .long .Linfo_string6 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + .long 114 # DW_AT_type + .byte 0 # End Of Children Mark + .byte 9 # Abbrev [9] 0xca:0x19 DW_TAG_subprogram + .quad .Lfunc_begin2 # DW_AT_low_pc + .long .Lfunc_end2-.Lfunc_begin2 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string13 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 10 # DW_AT_decl_line + .long 114 # DW_AT_type + # DW_AT_external + .byte 0 # End Of Children Mark +.Ldebug_info_end0: + .section .debug_ranges,"",@progbits +.Ldebug_ranges0: + .quad .Lfunc_begin0 + .quad .Lfunc_end0 + .quad .Lfunc_begin1 + .quad .Lfunc_end1 + .quad .Lfunc_begin2 + .quad .Lfunc_end2 + .quad 0 + .quad 0 + .section .debug_str,"MS",@progbits,1 +.Linfo_string0: + .asciz "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" # string offset=0 +.Linfo_string1: + .asciz "main.cpp" # string offset=101 +.Linfo_string2: + .asciz "/invalidWithin" # string offset=110 +.Linfo_string3: + .asciz "p" # string offset=162 +.Linfo_string4: + .asciz "i" # string offset=164 +.Linfo_string5: + .asciz "int" # string offset=166 +.Linfo_string6: + .asciz "j" # string offset=170 +.Linfo_string7: + .asciz "pair" # string offset=172 +.Linfo_string8: + .asciz "_ZL1p" # string offset=177 +.Linfo_string9: + .asciz "_Z4loadv" # string offset=183 +.Linfo_string10: + .asciz "load" # string offset=192 +.Linfo_string11: + .asciz "_Z5storeii" # string offset=197 +.Linfo_string12: + .asciz "store" # string offset=208 +.Linfo_string13: + .asciz "main" # string offset=214 + .ident "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" + .section ".note.GNU-stack","",@progbits + .addrsig + .section .debug_line,"",@progbits +.Lline_table_start0: diff --git a/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-invalid-die.s b/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-invalid-die.s new file mode 100755 --- /dev/null +++ b/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-invalid-die.s @@ -0,0 +1,408 @@ +# REQUIRES: system-linux + +# RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o +# RUN: %clang %cflags -dwarf-4 %t1.o -o %t.exe -Wl,-q +# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections -v 1 &> %tlog.txt +# RUN: cat %tlog.txt | FileCheck --check-prefix=CHECKBOLT %s +# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=CHECK %s + +# Tests BOLT does not assert when DIE reference is invalid. + +# CHECKBOLT: BOLT-WARNING: [internal-dwarf-error]: invalid referenced DIE at offset: +# CHECKBOLT-NOT: Referenced DIEs not in .debug_info +# CHECK: DW_TAG_variable +# CHECK-NEXT: DW_AT_name +# CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x008f => {0x0000008f}) + +# Assembly manually modified +# struct pair {int i; int j; }; +# static pair p; +# int load() { +# return p.i + p.j; +# } +# void store(int i, int j) { +# p.i = i; +# p.j = j; +# } +# int main() { +# return 0; +# } + + .text + .file "main.cpp" + .file 1 "/invalidWithin" "main.cpp" + .section .text._Z4loadv,"ax",@progbits + .globl _Z4loadv # -- Begin function _Z4loadv + .p2align 4, 0x90 + .type _Z4loadv,@function +_Z4loadv: # @_Z4loadv +.Lfunc_begin0: + .cfi_startproc +# %bb.0: # %entry + .loc 1 4 20 prologue_end # main.cpp:4:20 + movl _ZL1p.1(%rip), %eax + .loc 1 4 16 is_stmt 0 # main.cpp:4:16 + addl _ZL1p.0(%rip), %eax + .loc 1 4 5 # main.cpp:4:5 + retq +.Ltmp0: +.Lfunc_end0: + .size _Z4loadv, .Lfunc_end0-_Z4loadv + .cfi_endproc + # -- End function + .section .text._Z5storeii,"ax",@progbits + .globl _Z5storeii # -- Begin function _Z5storeii + .p2align 4, 0x90 + .type _Z5storeii,@function +_Z5storeii: # @_Z5storeii +.Lfunc_begin1: + .cfi_startproc +# %bb.0: # %entry + #DEBUG_VALUE: store:i <- $edi + #DEBUG_VALUE: store:j <- $esi + .loc 1 7 9 prologue_end is_stmt 1 # main.cpp:7:9 + movl %edi, _ZL1p.0(%rip) + .loc 1 8 9 # main.cpp:8:9 + movl %esi, _ZL1p.1(%rip) + .loc 1 9 1 # main.cpp:9:1 + retq +.Ltmp1: +.Lfunc_end1: + .size _Z5storeii, .Lfunc_end1-_Z5storeii + .cfi_endproc + # -- End function + .section .text.main,"ax",@progbits + .globl main # -- Begin function main + .p2align 4, 0x90 + .type main,@function +main: # @main +.Lfunc_begin2: + .cfi_startproc +# %bb.0: # %entry + .loc 1 11 1 prologue_end # main.cpp:11:1 + xorl %eax, %eax + retq +.Ltmp2: +.Lfunc_end2: + .size main, .Lfunc_end2-main + .cfi_endproc + # -- End function + .type _ZL1p.0,@object # @_ZL1p.0 + .local _ZL1p.0 + .comm _ZL1p.0,4,4 + .type _ZL1p.1,@object # @_ZL1p.1 + .local _ZL1p.1 + .comm _ZL1p.1,4,4 + .section .debug_abbrev,"",@progbits + .byte 1 # Abbreviation Code + .byte 17 # DW_TAG_compile_unit + .byte 1 # DW_CHILDREN_yes + .byte 37 # DW_AT_producer + .byte 14 # DW_FORM_strp + .byte 19 # DW_AT_language + .byte 5 # DW_FORM_data2 + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 16 # DW_AT_stmt_list + .byte 23 # DW_FORM_sec_offset + .byte 27 # DW_AT_comp_dir + .byte 14 # DW_FORM_strp + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 85 # DW_AT_ranges + .byte 23 # DW_FORM_sec_offset + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 2 # Abbreviation Code + .byte 52 # DW_TAG_variable + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 3 # Abbreviation Code + .byte 19 # DW_TAG_structure_type + .byte 1 # DW_CHILDREN_yes + .byte 54 # DW_AT_calling_convention + .byte 11 # DW_FORM_data1 + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 4 # Abbreviation Code + .byte 13 # DW_TAG_member + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 56 # DW_AT_data_member_location + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 5 # Abbreviation Code + .byte 36 # DW_TAG_base_type + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 62 # DW_AT_encoding + .byte 11 # DW_FORM_data1 + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 6 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 0 # DW_CHILDREN_no + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 7 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 1 # DW_CHILDREN_yes + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 110 # DW_AT_linkage_name + .byte 14 # DW_FORM_strp + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 8 # Abbreviation Code + .byte 5 # DW_TAG_formal_parameter + .byte 0 # DW_CHILDREN_no + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 9 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 0 # DW_CHILDREN_no + .byte 17 # DW_AT_low_pc + .byte 1 # DW_FORM_addr + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .ascii "\227B" # DW_AT_GNU_all_call_sites + .byte 25 # DW_FORM_flag_present + .byte 3 # DW_AT_name + .byte 14 # DW_FORM_strp + .byte 58 # DW_AT_decl_file + .byte 11 # DW_FORM_data1 + .byte 59 # DW_AT_decl_line + .byte 11 # DW_FORM_data1 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 0 # EOM(3) + .section .debug_info,"",@progbits +.Lcu_begin0: + .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit +.Ldebug_info_start0: + .short 4 # DWARF version number + .long .debug_abbrev # Offset Into Abbrev. Section + .byte 8 # Address Size (in bytes) + .byte 1 # Abbrev [1] 0xb:0xd9 DW_TAG_compile_unit + .long .Linfo_string0 # DW_AT_producer + .short 33 # DW_AT_language + .long .Linfo_string1 # DW_AT_name + .long .Lline_table_start0 # DW_AT_stmt_list + .long .Linfo_string2 # DW_AT_comp_dir + .quad 0 # DW_AT_low_pc + .long .Ldebug_ranges0 # DW_AT_ranges + .byte 2 # Abbrev [2] 0x2a:0x26 DW_TAG_variable + .long .Linfo_string3 # DW_AT_name + .long 143 # DW_AT_type --> Modified manually s/80/143 + .byte 1 # DW_AT_decl_file + .byte 2 # DW_AT_decl_line + .byte 22 # DW_AT_location + .byte 3 + .quad _ZL1p.0 + .byte 147 + .byte 4 + .byte 3 + .quad _ZL1p.1 + .byte 147 + .byte 4 + .long .Linfo_string8 # DW_AT_linkage_name + .byte 3 # Abbrev [3] 0x50:0x22 DW_TAG_structure_type + .byte 5 # DW_AT_calling_convention + .long .Linfo_string7 # DW_AT_name + .byte 8 # DW_AT_byte_size + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # Abbrev [4] 0x59:0xc DW_TAG_member + .long .Linfo_string4 # DW_AT_name + .long 114 # DW_AT_type + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 0 # DW_AT_data_member_location + .byte 4 # Abbrev [4] 0x65:0xc DW_TAG_member + .long .Linfo_string6 # DW_AT_name + .long 114 # DW_AT_type + .byte 1 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # DW_AT_data_member_location + .byte 0 # End Of Children Mark + .byte 5 # Abbrev [5] 0x72:0x7 DW_TAG_base_type + .long .Linfo_string5 # DW_AT_name + .byte 5 # DW_AT_encoding + .byte 4 # DW_AT_byte_size + .byte 6 # Abbrev [6] 0x79:0x1d DW_TAG_subprogram + .quad .Lfunc_begin0 # DW_AT_low_pc + .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string9 # DW_AT_linkage_name + .long .Linfo_string10 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 3 # DW_AT_decl_line + .long 114 # DW_AT_type + # DW_AT_external + .byte 7 # Abbrev [7] 0x96:0x34 DW_TAG_subprogram + .quad .Lfunc_begin1 # DW_AT_low_pc + .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string11 # DW_AT_linkage_name + .long .Linfo_string12 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + # DW_AT_external + .byte 8 # Abbrev [8] 0xaf:0xd DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 85 + .long .Linfo_string4 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + .long 114 # DW_AT_type + .byte 8 # Abbrev [8] 0xbc:0xd DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 84 + .long .Linfo_string6 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 6 # DW_AT_decl_line + .long 114 # DW_AT_type + .byte 0 # End Of Children Mark + .byte 9 # Abbrev [9] 0xca:0x19 DW_TAG_subprogram + .quad .Lfunc_begin2 # DW_AT_low_pc + .long .Lfunc_end2-.Lfunc_begin2 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_GNU_all_call_sites + .long .Linfo_string13 # DW_AT_name + .byte 1 # DW_AT_decl_file + .byte 10 # DW_AT_decl_line + .long 114 # DW_AT_type + # DW_AT_external + .byte 0 # End Of Children Mark +.Ldebug_info_end0: + .section .debug_ranges,"",@progbits +.Ldebug_ranges0: + .quad .Lfunc_begin0 + .quad .Lfunc_end0 + .quad .Lfunc_begin1 + .quad .Lfunc_end1 + .quad .Lfunc_begin2 + .quad .Lfunc_end2 + .quad 0 + .quad 0 + .section .debug_str,"MS",@progbits,1 +.Linfo_string0: + .asciz "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" # string offset=0 +.Linfo_string1: + .asciz "main.cpp" # string offset=101 +.Linfo_string2: + .asciz "/invalidWithin" # string offset=110 +.Linfo_string3: + .asciz "p" # string offset=162 +.Linfo_string4: + .asciz "i" # string offset=164 +.Linfo_string5: + .asciz "int" # string offset=166 +.Linfo_string6: + .asciz "j" # string offset=170 +.Linfo_string7: + .asciz "pair" # string offset=172 +.Linfo_string8: + .asciz "_ZL1p" # string offset=177 +.Linfo_string9: + .asciz "_Z4loadv" # string offset=183 +.Linfo_string10: + .asciz "load" # string offset=192 +.Linfo_string11: + .asciz "_Z5storeii" # string offset=197 +.Linfo_string12: + .asciz "store" # string offset=208 +.Linfo_string13: + .asciz "main" # string offset=214 + .ident "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" + .section ".note.GNU-stack","",@progbits + .addrsig + .section .debug_line,"",@progbits +.Lline_table_start0: