From 4841858862df4b8ac4ac68922086f03c8bbd3dc2 Mon Sep 17 00:00:00 2001 From: Alexander Yermolovich <43973793+ayermolo@users.noreply.github.com> Date: Mon, 18 Mar 2024 15:28:01 -0700 Subject: [PATCH] [BOLT][DWARF] Add support to debug_names for DW_AT_abstract_origin/DW_AT_specification (#85485) According to the DWARF spec a DIE that has DW_AT_specification or DW_AT_abstract_origin can be part of .debug_name if a DIE those attribute points to has DW_AT_name or DW_AT_linkage_name. --- bolt/lib/Core/DebugNames.cpp | 49 +- .../dwarf5-debug-names-dw-at-specification.s | 694 ++++++++++++++++++ ...arf5-debug-names-generate-debug-names.test | 275 ++++--- bolt/test/X86/dwarf5-debug-names.test | 9 +- bolt/test/X86/dwarf5-one-cu-debug-names.test | 8 +- 5 files changed, 898 insertions(+), 137 deletions(-) create mode 100644 bolt/test/X86/dwarf5-debug-names-dw-at-specification.s diff --git a/bolt/lib/Core/DebugNames.cpp b/bolt/lib/Core/DebugNames.cpp index 4bcedbea8d22..23a29f52513c 100644 --- a/bolt/lib/Core/DebugNames.cpp +++ b/bolt/lib/Core/DebugNames.cpp @@ -234,8 +234,7 @@ DWARF5AcceleratorTable::addAccelTableEntry( addUnit(Unit, DWOID); } - auto addEntry = - [&](DIEValue ValName) -> std::optional { + auto getName = [&](DIEValue ValName) -> std::optional { if ((!ValName || ValName.getForm() == dwarf::DW_FORM_string) && NameToUse.empty()) return std::nullopt; @@ -268,7 +267,16 @@ DWARF5AcceleratorTable::addAccelTableEntry( // This the same hash function used in DWARF5AccelTableData. It.HashValue = caseFoldingDjbHash(Name); } + return Name; + }; + auto addEntry = + [&](DIEValue ValName) -> std::optional { + std::optional Name = getName(ValName); + if (!Name) + return std::nullopt; + + auto &It = Entries[*Name]; bool IsTU = false; uint32_t DieTag = 0; uint32_t UnitID = getUnitID(Unit, IsTU, DieTag); @@ -278,7 +286,7 @@ DWARF5AcceleratorTable::addAccelTableEntry( if (Iter == CUOffsetsToPatch.end()) BC.errs() << "BOLT-WARNING: [internal-dwarf-warning]: Could not find " "DWO ID in CU offsets for second Unit Index " - << Name << ". For DIE at offset: " + << *Name << ". For DIE at offset: " << Twine::utohexstr(CurrentUnitOffset + Die.getOffset()) << ".\n"; SecondIndex = Iter->second; @@ -295,11 +303,36 @@ DWARF5AcceleratorTable::addAccelTableEntry( return It.Values.back(); }; - std::optional NameEntry = - addEntry(Die.findAttribute(dwarf::Attribute::DW_AT_name)); - std::optional LinkageNameEntry = - addEntry(Die.findAttribute(dwarf::Attribute::DW_AT_linkage_name)); - return NameEntry ? NameEntry : LinkageNameEntry; + // Minor optimization not to add entry twice for DW_TAG_namespace if it has no + // DW_AT_name. + if (!(Die.getTag() == dwarf::DW_TAG_namespace && + !Die.findAttribute(dwarf::Attribute::DW_AT_name))) + addEntry(Die.findAttribute(dwarf::Attribute::DW_AT_linkage_name)); + // For the purposes of determining whether a debugging information entry has a + // particular attribute (such as DW_AT_name), if debugging information entry A + // has a DW_AT_specification or DW_AT_abstract_origin attribute pointing to + // another debugging information entry B, any attributes of B are considered + // to be part of A. + auto processReferencedDie = [&](const dwarf::Attribute &Attr) + -> std::optional { + const DIEValue Value = Die.findAttribute(Attr); + if (!Value) + return std::nullopt; + const DIEEntry &DIEENtry = Value.getDIEEntry(); + DIE &EntryDie = DIEENtry.getEntry(); + addEntry(EntryDie.findAttribute(dwarf::Attribute::DW_AT_linkage_name)); + return addEntry(EntryDie.findAttribute(dwarf::Attribute::DW_AT_name)); + }; + + if (std::optional Entry = + processReferencedDie(dwarf::Attribute::DW_AT_abstract_origin)) + return *Entry; + if (std::optional Entry = + processReferencedDie(dwarf::Attribute::DW_AT_specification)) + return *Entry; + + return addEntry(Die.findAttribute(dwarf::Attribute::DW_AT_name)); + ; } /// Algorithm from llvm implementation. diff --git a/bolt/test/X86/dwarf5-debug-names-dw-at-specification.s b/bolt/test/X86/dwarf5-debug-names-dw-at-specification.s new file mode 100644 index 000000000000..ec5b425625ce --- /dev/null +++ b/bolt/test/X86/dwarf5-debug-names-dw-at-specification.s @@ -0,0 +1,694 @@ +# RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %s -o %tmain.o +# RUN: %clang %cflags -gdwarf-5 %tmain.o -o %tmain.exe +# RUN: llvm-bolt %tmain.exe -o %tmain.exe.bolt --update-debug-sections +# RUN: llvm-dwarfdump --debug-info -r 0 --debug-names %tmain.exe.bolt > %tlog.txt +# RUN: cat %tlog.txt | FileCheck -check-prefix=BOLT %s + +## Tests that BOLT correctly generates entries in .debug_names with DW_AT_specification. + +# BOLT: [[OFFSET1:0x[0-9a-f]*]]: Compile Unit +# BOLT: Name Index @ 0x0 +# BOLT-NEXT: Header { +# BOLT-NEXT: Length: 0x10F +# BOLT-NEXT: Format: DWARF32 +# BOLT-NEXT: Version: 5 +# BOLT-NEXT: CU count: 1 +# BOLT-NEXT: Local TU count: 0 +# BOLT-NEXT: Foreign TU count: 0 +# BOLT-NEXT: Bucket count: 9 +# BOLT-NEXT: Name count: 9 +# BOLT-NEXT: Abbreviations table size: 0x21 +# BOLT-NEXT: Augmentation: 'BOLT' +# BOLT-NEXT: } +# BOLT-NEXT: Compilation Unit offsets [ +# BOLT-NEXT: CU[0]: [[OFFSET1]] +# BOLT-NEXT: ] +# BOLT-NEXT: Abbreviations [ +# BOLT-NEXT: Abbreviation [[ABBREV1:0x[0-9a-f]*]] { +# BOLT-NEXT: Tag: DW_TAG_variable +# BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 +# BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present +# BOLT-NEXT: } +# BOLT-NEXT: Abbreviation [[ABBREV2:0x[0-9a-f]*]] { +# BOLT-NEXT: Tag: DW_TAG_structure_type +# BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 +# BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present +# BOLT-NEXT: } +# BOLT-NEXT: Abbreviation [[ABBREV3:0x[0-9a-f]*]] { +# BOLT-NEXT: Tag: DW_TAG_base_type +# BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 +# BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present +# BOLT-NEXT: } +# BOLT-NEXT: Abbreviation [[ABBREV4:0x[0-9a-f]*]] { +# BOLT-NEXT: Tag: DW_TAG_subprogram +# BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 +# BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present +# BOLT-NEXT: } +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 0 [ +# BOLT-NEXT: Name 1 { +# BOLT-NEXT: Hash: 0x5D3CA9E0 +# BOLT-NEXT: String: {{.+}} "_ZN1A15fully_specifiedE" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV1]] +# BOLT-NEXT: Tag: DW_TAG_variable +# BOLT-NEXT: DW_IDX_die_offset: 0x00000024 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: Name 2 { +# BOLT-NEXT: Hash: 0x7C9DFC37 +# BOLT-NEXT: String: {{.+}} "smem" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV1]] +# BOLT-NEXT: Tag: DW_TAG_variable +# BOLT-NEXT: DW_IDX_die_offset: 0x00000057 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 1 [ +# BOLT-NEXT: Name 3 { +# BOLT-NEXT: Hash: 0x2B606 +# BOLT-NEXT: String: {{.+}} "A" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV2]] +# BOLT-NEXT: Tag: DW_TAG_structure_type +# BOLT-NEXT: DW_IDX_die_offset: 0x0000002d +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 2 [ +# BOLT-NEXT: Name 4 { +# BOLT-NEXT: Hash: 0xB888030 +# BOLT-NEXT: String: {{.+}} "int" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV3]] +# BOLT-NEXT: Tag: DW_TAG_base_type +# BOLT-NEXT: DW_IDX_die_offset: 0x00000044 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 3 [ +# BOLT-NEXT: EMPTY +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 4 [ +# BOLT-NEXT: EMPTY +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 5 [ +# BOLT-NEXT: EMPTY +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 6 [ +# BOLT-NEXT: EMPTY +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 7 [ +# BOLT-NEXT: Name 5 { +# BOLT-NEXT: Hash: 0x65788E1C +# BOLT-NEXT: String: {{.+}} "fully_specified" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV1]] +# BOLT-NEXT: Tag: DW_TAG_variable +# BOLT-NEXT: DW_IDX_die_offset: 0x00000024 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: Name 6 { +# BOLT-NEXT: Hash: 0x7C9A7F6A +# BOLT-NEXT: String: {{.+}} "main" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV4]] +# BOLT-NEXT: Tag: DW_TAG_subprogram +# BOLT-NEXT: DW_IDX_die_offset: 0x00000070 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: ] +# BOLT-NEXT: Bucket 8 [ +# BOLT-NEXT: Name 7 { +# BOLT-NEXT: Hash: 0xCEF4CFB +# BOLT-NEXT: String: {{.+}} "__ARRAY_SIZE_TYPE__" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV3]] +# BOLT-NEXT: Tag: DW_TAG_base_type +# BOLT-NEXT: DW_IDX_die_offset: 0x00000053 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: Name 8 { +# BOLT-NEXT: Hash: 0x48684B69 +# BOLT-NEXT: String: {{.+}} "_ZN1A4smemE" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV1]] +# BOLT-NEXT: Tag: DW_TAG_variable +# BOLT-NEXT: DW_IDX_die_offset: 0x00000057 +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: Name 9 { +# BOLT-NEXT: Hash: 0x7C952063 +# BOLT-NEXT: String: {{.+}} "char" +# BOLT-NEXT: Entry @ {{.+}} { +# BOLT-NEXT: Abbrev: [[ABBREV3]] +# BOLT-NEXT: Tag: DW_TAG_base_type +# BOLT-NEXT: DW_IDX_die_offset: 0x0000009e +# BOLT-NEXT: DW_IDX_parent: +# BOLT-NEXT: } +# BOLT-NEXT: } +# BOLT-NEXT: ] +# BOLT-NEXT: } + +# clang++ main.cpp -O2 -g2 -gdwarf-5 -gpubnames -S +# struct A { +# static int fully_specified; +# static int smem[]; +# }; +# +# int A::fully_specified; +# int A::smem[] = { 0, 1, 2, 3 }; +# int main(int argc, char *argv[]) { +# return 0; +# } + .text + .file "main.cpp" + .file 0 "/specification" "main.cpp" md5 0x6c1b1c014d300f2e0efd26584acae1a9 + .globl main # -- Begin function main + .p2align 4, 0x90 + .type main,@function +main: # @main +.Lfunc_begin0: + .cfi_startproc +# %bb.0: # %entry + #DEBUG_VALUE: main:argc <- $edi + #DEBUG_VALUE: main:argv <- $rsi + .loc 0 9 3 prologue_end # main.cpp:9:3 + xorl %eax, %eax + retq +.Ltmp0: +.Lfunc_end0: + .size main, .Lfunc_end0-main + .cfi_endproc + # -- End function + .type _ZN1A15fully_specifiedE,@object # @_ZN1A15fully_specifiedE + .bss + .globl _ZN1A15fully_specifiedE + .p2align 2, 0x0 +_ZN1A15fully_specifiedE: + .long 0 # 0x0 + .size _ZN1A15fully_specifiedE, 4 + + .type _ZN1A4smemE,@object # @_ZN1A4smemE + .data + .globl _ZN1A4smemE + .p2align 4, 0x0 +_ZN1A4smemE: + .long 0 # 0x0 + .long 1 # 0x1 + .long 2 # 0x2 + .long 3 # 0x3 + .size _ZN1A4smemE, 16 + + .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 37 # DW_FORM_strx1 + .byte 19 # DW_AT_language + .byte 5 # DW_FORM_data2 + .byte 3 # DW_AT_name + .byte 37 # DW_FORM_strx1 + .byte 114 # DW_AT_str_offsets_base + .byte 23 # DW_FORM_sec_offset + .byte 16 # DW_AT_stmt_list + .byte 23 # DW_FORM_sec_offset + .byte 27 # DW_AT_comp_dir + .byte 37 # DW_FORM_strx1 + .byte 17 # DW_AT_low_pc + .byte 27 # DW_FORM_addrx + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 115 # DW_AT_addr_base + .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 71 # DW_AT_specification + .byte 19 # DW_FORM_ref4 + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 110 # DW_AT_linkage_name + .byte 37 # DW_FORM_strx1 + .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 37 # DW_FORM_strx1 + .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 52 # DW_TAG_variable + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 37 # DW_FORM_strx1 + .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 63 # DW_AT_external + .byte 25 # DW_FORM_flag_present + .byte 60 # DW_AT_declaration + .byte 25 # DW_FORM_flag_present + .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 37 # DW_FORM_strx1 + .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 1 # DW_TAG_array_type + .byte 1 # DW_CHILDREN_yes + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 7 # Abbreviation Code + .byte 33 # DW_TAG_subrange_type + .byte 0 # DW_CHILDREN_no + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 8 # Abbreviation Code + .byte 36 # DW_TAG_base_type + .byte 0 # DW_CHILDREN_no + .byte 3 # DW_AT_name + .byte 37 # DW_FORM_strx1 + .byte 11 # DW_AT_byte_size + .byte 11 # DW_FORM_data1 + .byte 62 # DW_AT_encoding + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 9 # Abbreviation Code + .byte 52 # DW_TAG_variable + .byte 0 # DW_CHILDREN_no + .byte 71 # DW_AT_specification + .byte 19 # DW_FORM_ref4 + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 2 # DW_AT_location + .byte 24 # DW_FORM_exprloc + .byte 110 # DW_AT_linkage_name + .byte 37 # DW_FORM_strx1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 10 # Abbreviation Code + .byte 33 # DW_TAG_subrange_type + .byte 0 # DW_CHILDREN_no + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .byte 55 # DW_AT_count + .byte 11 # DW_FORM_data1 + .byte 0 # EOM(1) + .byte 0 # EOM(2) + .byte 11 # Abbreviation Code + .byte 46 # DW_TAG_subprogram + .byte 1 # DW_CHILDREN_yes + .byte 17 # DW_AT_low_pc + .byte 27 # DW_FORM_addrx + .byte 18 # DW_AT_high_pc + .byte 6 # DW_FORM_data4 + .byte 64 # DW_AT_frame_base + .byte 24 # DW_FORM_exprloc + .byte 122 # DW_AT_call_all_calls + .byte 25 # DW_FORM_flag_present + .byte 3 # DW_AT_name + .byte 37 # DW_FORM_strx1 + .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 12 # 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 37 # DW_FORM_strx1 + .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 13 # Abbreviation Code + .byte 15 # DW_TAG_pointer_type + .byte 0 # DW_CHILDREN_no + .byte 73 # DW_AT_type + .byte 19 # DW_FORM_ref4 + .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 5 # DWARF version number + .byte 1 # DWARF Unit Type + .byte 8 # Address Size (in bytes) + .long .debug_abbrev # Offset Into Abbrev. Section + .byte 1 # Abbrev [1] 0xc:0x96 DW_TAG_compile_unit + .byte 0 # DW_AT_producer + .short 33 # DW_AT_language + .byte 1 # DW_AT_name + .long .Lstr_offsets_base0 # DW_AT_str_offsets_base + .long .Lline_table_start0 # DW_AT_stmt_list + .byte 2 # DW_AT_comp_dir + .byte 2 # DW_AT_low_pc + .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc + .long .Laddr_table_base0 # DW_AT_addr_base + .byte 2 # Abbrev [2] 0x23:0x9 DW_TAG_variable + .long 50 # DW_AT_specification + .byte 2 # DW_AT_location + .byte 161 + .byte 0 + .byte 8 # DW_AT_linkage_name + .byte 3 # Abbrev [3] 0x2c:0x17 DW_TAG_structure_type + .byte 5 # DW_AT_calling_convention + .byte 7 # DW_AT_name + .byte 1 # DW_AT_byte_size + .byte 0 # DW_AT_decl_file + .byte 1 # DW_AT_decl_line + .byte 4 # Abbrev [4] 0x32:0x8 DW_TAG_variable + .byte 3 # DW_AT_name + .long 67 # DW_AT_type + .byte 0 # DW_AT_decl_file + .byte 2 # DW_AT_decl_line + # DW_AT_external + # DW_AT_declaration + .byte 4 # Abbrev [4] 0x3a:0x8 DW_TAG_variable + .byte 5 # DW_AT_name + .long 71 # DW_AT_type + .byte 0 # DW_AT_decl_file + .byte 3 # DW_AT_decl_line + # DW_AT_external + # DW_AT_declaration + .byte 0 # End Of Children Mark + .byte 5 # Abbrev [5] 0x43:0x4 DW_TAG_base_type + .byte 4 # DW_AT_name + .byte 5 # DW_AT_encoding + .byte 4 # DW_AT_byte_size + .byte 6 # Abbrev [6] 0x47:0xb DW_TAG_array_type + .long 67 # DW_AT_type + .byte 7 # Abbrev [7] 0x4c:0x5 DW_TAG_subrange_type + .long 82 # DW_AT_type + .byte 0 # End Of Children Mark + .byte 8 # Abbrev [8] 0x52:0x4 DW_TAG_base_type + .byte 6 # DW_AT_name + .byte 8 # DW_AT_byte_size + .byte 7 # DW_AT_encoding + .byte 9 # Abbrev [9] 0x56:0xd DW_TAG_variable + .long 58 # DW_AT_specification + .long 99 # DW_AT_type + .byte 2 # DW_AT_location + .byte 161 + .byte 1 + .byte 9 # DW_AT_linkage_name + .byte 6 # Abbrev [6] 0x63:0xc DW_TAG_array_type + .long 67 # DW_AT_type + .byte 10 # Abbrev [10] 0x68:0x6 DW_TAG_subrange_type + .long 82 # DW_AT_type + .byte 4 # DW_AT_count + .byte 0 # End Of Children Mark + .byte 11 # Abbrev [11] 0x6f:0x24 DW_TAG_subprogram + .byte 2 # DW_AT_low_pc + .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc + .byte 1 # DW_AT_frame_base + .byte 87 + # DW_AT_call_all_calls + .byte 10 # DW_AT_name + .byte 0 # DW_AT_decl_file + .byte 8 # DW_AT_decl_line + .long 67 # DW_AT_type + # DW_AT_external + .byte 12 # Abbrev [12] 0x7e:0xa DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 85 + .byte 11 # DW_AT_name + .byte 0 # DW_AT_decl_file + .byte 8 # DW_AT_decl_line + .long 67 # DW_AT_type + .byte 12 # Abbrev [12] 0x88:0xa DW_TAG_formal_parameter + .byte 1 # DW_AT_location + .byte 84 + .byte 12 # DW_AT_name + .byte 0 # DW_AT_decl_file + .byte 8 # DW_AT_decl_line + .long 147 # DW_AT_type + .byte 0 # End Of Children Mark + .byte 13 # Abbrev [13] 0x93:0x5 DW_TAG_pointer_type + .long 152 # DW_AT_type + .byte 13 # Abbrev [13] 0x98:0x5 DW_TAG_pointer_type + .long 157 # DW_AT_type + .byte 5 # Abbrev [5] 0x9d:0x4 DW_TAG_base_type + .byte 13 # DW_AT_name + .byte 6 # DW_AT_encoding + .byte 1 # DW_AT_byte_size + .byte 0 # End Of Children Mark +.Ldebug_info_end0: + .section .debug_str_offsets,"",@progbits + .long 60 # Length of String Offsets Set + .short 5 + .short 0 +.Lstr_offsets_base0: + .section .debug_str,"MS",@progbits,1 +.Linfo_string0: + .asciz "clang version 19.0.0git (git@github.com:llvm/llvm-project.git ced1fac8a32e35b63733bda27c7f5b9a2b635403)" # string offset=0 +.Linfo_string1: + .asciz "main.cpp" # string offset=104 +.Linfo_string2: + .asciz "/specification" # string offset=113 +.Linfo_string3: + .asciz "A" # string offset=165 +.Linfo_string4: + .asciz "fully_specified" # string offset=167 +.Linfo_string5: + .asciz "int" # string offset=183 +.Linfo_string6: + .asciz "smem" # string offset=187 +.Linfo_string7: + .asciz "__ARRAY_SIZE_TYPE__" # string offset=192 +.Linfo_string8: + .asciz "_ZN1A15fully_specifiedE" # string offset=212 +.Linfo_string9: + .asciz "_ZN1A4smemE" # string offset=236 +.Linfo_string10: + .asciz "main" # string offset=248 +.Linfo_string11: + .asciz "argc" # string offset=253 +.Linfo_string12: + .asciz "argv" # string offset=258 +.Linfo_string13: + .asciz "char" # string offset=263 + .section .debug_str_offsets,"",@progbits + .long .Linfo_string0 + .long .Linfo_string1 + .long .Linfo_string2 + .long .Linfo_string4 + .long .Linfo_string5 + .long .Linfo_string6 + .long .Linfo_string7 + .long .Linfo_string3 + .long .Linfo_string8 + .long .Linfo_string9 + .long .Linfo_string10 + .long .Linfo_string11 + .long .Linfo_string12 + .long .Linfo_string13 + .section .debug_addr,"",@progbits + .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution +.Ldebug_addr_start0: + .short 5 # DWARF version number + .byte 8 # Address size + .byte 0 # Segment selector size +.Laddr_table_base0: + .quad _ZN1A15fully_specifiedE + .quad _ZN1A4smemE + .quad .Lfunc_begin0 +.Ldebug_addr_end0: + .section .debug_names,"",@progbits + .long .Lnames_end0-.Lnames_start0 # Header: unit length +.Lnames_start0: + .short 5 # Header: version + .short 0 # Header: padding + .long 1 # Header: compilation unit count + .long 0 # Header: local type unit count + .long 0 # Header: foreign type unit count + .long 9 # Header: bucket count + .long 9 # Header: name count + .long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size + .long 8 # Header: augmentation string size + .ascii "LLVM0700" # Header: augmentation string + .long .Lcu_begin0 # Compilation unit 0 + .long 1 # Bucket 0 + .long 3 # Bucket 1 + .long 4 # Bucket 2 + .long 0 # Bucket 3 + .long 0 # Bucket 4 + .long 0 # Bucket 5 + .long 0 # Bucket 6 + .long 5 # Bucket 7 + .long 7 # Bucket 8 + .long 1564256736 # Hash in Bucket 0 + .long 2090728503 # Hash in Bucket 0 + .long 177670 # Hash in Bucket 1 + .long 193495088 # Hash in Bucket 2 + .long 1702399516 # Hash in Bucket 7 + .long 2090499946 # Hash in Bucket 7 + .long 217009403 # Hash in Bucket 8 + .long 1214794601 # Hash in Bucket 8 + .long 2090147939 # Hash in Bucket 8 + .long .Linfo_string8 # String in Bucket 0: _ZN1A15fully_specifiedE + .long .Linfo_string6 # String in Bucket 0: smem + .long .Linfo_string3 # String in Bucket 1: A + .long .Linfo_string5 # String in Bucket 2: int + .long .Linfo_string4 # String in Bucket 7: fully_specified + .long .Linfo_string10 # String in Bucket 7: main + .long .Linfo_string7 # String in Bucket 8: __ARRAY_SIZE_TYPE__ + .long .Linfo_string9 # String in Bucket 8: _ZN1A4smemE + .long .Linfo_string13 # String in Bucket 8: char + .long .Lnames4-.Lnames_entries0 # Offset in Bucket 0 + .long .Lnames5-.Lnames_entries0 # Offset in Bucket 0 + .long .Lnames0-.Lnames_entries0 # Offset in Bucket 1 + .long .Lnames1-.Lnames_entries0 # Offset in Bucket 2 + .long .Lnames3-.Lnames_entries0 # Offset in Bucket 7 + .long .Lnames7-.Lnames_entries0 # Offset in Bucket 7 + .long .Lnames2-.Lnames_entries0 # Offset in Bucket 8 + .long .Lnames6-.Lnames_entries0 # Offset in Bucket 8 + .long .Lnames8-.Lnames_entries0 # Offset in Bucket 8 +.Lnames_abbrev_start0: + .byte 1 # Abbrev code + .byte 52 # DW_TAG_variable + .byte 3 # DW_IDX_die_offset + .byte 19 # DW_FORM_ref4 + .byte 4 # DW_IDX_parent + .byte 25 # DW_FORM_flag_present + .byte 0 # End of abbrev + .byte 0 # End of abbrev + .byte 2 # Abbrev code + .byte 19 # DW_TAG_structure_type + .byte 3 # DW_IDX_die_offset + .byte 19 # DW_FORM_ref4 + .byte 4 # DW_IDX_parent + .byte 25 # DW_FORM_flag_present + .byte 0 # End of abbrev + .byte 0 # End of abbrev + .byte 3 # Abbrev code + .byte 36 # DW_TAG_base_type + .byte 3 # DW_IDX_die_offset + .byte 19 # DW_FORM_ref4 + .byte 4 # DW_IDX_parent + .byte 25 # DW_FORM_flag_present + .byte 0 # End of abbrev + .byte 0 # End of abbrev + .byte 4 # Abbrev code + .byte 46 # DW_TAG_subprogram + .byte 3 # DW_IDX_die_offset + .byte 19 # DW_FORM_ref4 + .byte 4 # DW_IDX_parent + .byte 25 # DW_FORM_flag_present + .byte 0 # End of abbrev + .byte 0 # End of abbrev + .byte 0 # End of abbrev list +.Lnames_abbrev_end0: +.Lnames_entries0: +.Lnames4: +.L3: + .byte 1 # Abbreviation code + .long 35 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: _ZN1A15fully_specifiedE +.Lnames5: +.L4: + .byte 1 # Abbreviation code + .long 86 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: smem +.Lnames0: +.L6: + .byte 2 # Abbreviation code + .long 44 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: A +.Lnames1: +.L5: + .byte 3 # Abbreviation code + .long 67 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: int +.Lnames3: + .byte 1 # Abbreviation code + .long 35 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: fully_specified +.Lnames7: +.L0: + .byte 4 # Abbreviation code + .long 111 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: main +.Lnames2: +.L2: + .byte 3 # Abbreviation code + .long 82 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: __ARRAY_SIZE_TYPE__ +.Lnames6: + .byte 1 # Abbreviation code + .long 86 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: _ZN1A4smemE +.Lnames8: +.L1: + .byte 3 # Abbreviation code + .long 157 # DW_IDX_die_offset + .byte 0 # DW_IDX_parent + # End of list: char + .p2align 2, 0x0 +.Lnames_end0: + .ident "clang version 19.0.0git (git@github.com:llvm/llvm-project.git ced1fac8a32e35b63733bda27c7f5b9a2b635403)" + .section ".note.GNU-stack","",@progbits + .addrsig + .section .debug_line,"",@progbits +.Lline_table_start0: diff --git a/bolt/test/X86/dwarf5-debug-names-generate-debug-names.test b/bolt/test/X86/dwarf5-debug-names-generate-debug-names.test index ae921d1e8b93..b7d8fda63315 100644 --- a/bolt/test/X86/dwarf5-debug-names-generate-debug-names.test +++ b/bolt/test/X86/dwarf5-debug-names-generate-debug-names.test @@ -14,15 +14,15 @@ ; BOLT: [[OFFSET2:0x[0-9a-f]*]]: Compile Unit ; BOLT: Name Index @ 0x0 { ; BOLT-NEXT: Header { -; BOLT-NEXT: Length: 0x109 +; BOLT-NEXT: Length: 0x155 ; BOLT-NEXT: Format: DWARF32 ; BOLT-NEXT: Version: 5 ; BOLT-NEXT: CU count: 2 ; BOLT-NEXT: Local TU count: 0 ; BOLT-NEXT: Foreign TU count: 0 -; BOLT-NEXT: Bucket count: 8 -; BOLT-NEXT: Name count: 8 -; BOLT-NEXT: Abbreviations table size: 0x1F +; BOLT-NEXT: Bucket count: 10 +; BOLT-NEXT: Name count: 10 +; BOLT-NEXT: Abbreviations table size: 0x29 ; BOLT-NEXT: Augmentation: 'BOLT' ; BOLT-NEXT: } ; BOLT-NEXT: Compilation Unit offsets [ @@ -31,16 +31,16 @@ ; BOLT-NEXT: ] ; BOLT-NEXT: Abbreviations [ ; BOLT-NEXT: Abbreviation [[ABBREV1:0x[0-9a-f]*]] { -; BOLT-NEXT: Tag: DW_TAG_base_type +; BOLT-NEXT: Tag: DW_TAG_subprogram ; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1 ; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 ; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present ; BOLT-NEXT: } ; BOLT-NEXT: Abbreviation [[ABBREV2:0x[0-9a-f]*]] { -; BOLT-NEXT: Tag: DW_TAG_subprogram -; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1 -; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 -; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present +; BOLT-NEXT: Tag: DW_TAG_inlined_subroutine +; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1 +; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 +; BOLT-NEXT: DW_IDX_parent: DW_FORM_ref4 ; BOLT-NEXT: } ; BOLT-NEXT: Abbreviation [[ABBREV3:0x[0-9a-f]*]] { ; BOLT-NEXT: Tag: DW_TAG_variable @@ -48,119 +48,166 @@ ; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 ; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present ; BOLT-NEXT: } +; BOLT-NEXT: Abbreviation [[ABBREV4:0x[0-9a-f]*]] { +; BOLT-NEXT: Tag: DW_TAG_base_type +; BOLT-NEXT: DW_IDX_compile_unit: DW_FORM_data1 +; BOLT-NEXT: DW_IDX_die_offset: DW_FORM_ref4 +; BOLT-NEXT: DW_IDX_parent: DW_FORM_flag_present +; BOLT-NEXT: } ; BOLT-NEXT: ] ; BOLT-NEXT: Bucket 0 [ -; BOLT-NEXT: Name 1 { -; BOLT-NEXT: Hash: 0xB888030 -; BOLT-NEXT: String: {{.+}} "int" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV1]] -; BOLT-NEXT: Tag: DW_TAG_base_type -; BOLT-NEXT: DW_IDX_compile_unit: 0x01 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000033 -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: Name 1 { +; BOLT-NEXT: Hash: 0x2124BB36 +; BOLT-NEXT: String: {{.+}} "useFoo" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000037 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV2]] +; BOLT-NEXT: Tag: DW_TAG_inlined_subroutine +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000081 +; BOLT-NEXT: DW_IDX_parent: Entry @ 0x14b +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV1]] -; BOLT-NEXT: Tag: DW_TAG_base_type -; BOLT-NEXT: DW_IDX_compile_unit: 0x00 -; BOLT-NEXT: DW_IDX_die_offset: 0x0000007f -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 1 [ +; BOLT-NEXT: EMPTY +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 2 [ +; BOLT-NEXT: Name 2 { +; BOLT-NEXT: Hash: 0xFDE4B5D2 +; BOLT-NEXT: String: {{.+}} "fooVar" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV3]] +; BOLT-NEXT: Tag: DW_TAG_variable +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000028 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 1 [ -; BOLT-NEXT: Name 2 { -; BOLT-NEXT: Hash: 0xB887389 -; BOLT-NEXT: String: {{.+}} "foo" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV2]] -; BOLT-NEXT: Tag: DW_TAG_subprogram -; BOLT-NEXT: DW_IDX_compile_unit: 0x01 -; BOLT-NEXT: DW_IDX_die_offset: 0x0000005e -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 3 [ +; BOLT-NEXT: EMPTY +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 4 [ +; BOLT-NEXT: EMPTY +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 5 [ +; BOLT-NEXT: EMPTY +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 6 [ +; BOLT-NEXT: Name 3 { +; BOLT-NEXT: Hash: 0xB88B3D2 +; BOLT-NEXT: String: {{.+}} "use" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x00 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000028 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: Name 3 { -; BOLT-NEXT: Hash: 0x8C06E589 -; BOLT-NEXT: String: {{.+}} "_Z3usePiS_" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV2]] -; BOLT-NEXT: Tag: DW_TAG_subprogram -; BOLT-NEXT: DW_IDX_compile_unit: 0x00 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000028 -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: Name 4 { +; BOLT-NEXT: Hash: 0x69A7307E +; BOLT-NEXT: String: {{.+}} "_Z6useFooPi" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000037 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV2]] +; BOLT-NEXT: Tag: DW_TAG_inlined_subroutine +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000081 +; BOLT-NEXT: DW_IDX_parent: Entry @ 0x14b +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 2 [ -; BOLT-NEXT: Name 4 { -; BOLT-NEXT: Hash: 0xB88B3D2 -; BOLT-NEXT: String: {{.+}} "use" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV2]] -; BOLT-NEXT: Tag: DW_TAG_subprogram -; BOLT-NEXT: DW_IDX_compile_unit: 0x00 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000028 -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: Name 5 { +; BOLT-NEXT: Hash: 0x7C9A7F6A +; BOLT-NEXT: String: {{.+}} "main" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x00 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000049 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: Name 5 { -; BOLT-NEXT: Hash: 0x7C9A7F6A -; BOLT-NEXT: String: {{.+}} "main" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV2]] -; BOLT-NEXT: Tag: DW_TAG_subprogram -; BOLT-NEXT: DW_IDX_compile_unit: 0x00 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000049 -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: Name 6 { +; BOLT-NEXT: Hash: 0xB5063CFE +; BOLT-NEXT: String: {{.+}} "_Z3fooi" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x0000005e +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: Name 6 { -; BOLT-NEXT: Hash: 0xFDE4B5D2 -; BOLT-NEXT: String: {{.+}} "fooVar" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV3]] -; BOLT-NEXT: Tag: DW_TAG_variable -; BOLT-NEXT: DW_IDX_compile_unit: 0x01 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000028 -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 7 [ +; BOLT-NEXT: Name 7 { +; BOLT-NEXT: Hash: 0x8C06E589 +; BOLT-NEXT: String: {{.+}} "_Z3usePiS_" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x00 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000028 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 3 [ -; BOLT-NEXT: Name 7 { -; BOLT-NEXT: Hash: 0x7C952063 -; BOLT-NEXT: String: {{.+}} "char" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV1]] -; BOLT-NEXT: Tag: DW_TAG_base_type -; BOLT-NEXT: DW_IDX_compile_unit: 0x00 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000092 -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 8 [ +; BOLT-NEXT: Name 8 { +; BOLT-NEXT: Hash: 0xB888030 +; BOLT-NEXT: String: {{.+}} "int" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV4]] +; BOLT-NEXT: Tag: DW_TAG_base_type +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000033 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } +; BOLT-NEXT: Entry @ 0x{{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV4]] +; BOLT-NEXT: Tag: DW_TAG_base_type +; BOLT-NEXT: DW_IDX_compile_unit: 0x00 +; BOLT-NEXT: DW_IDX_die_offset: 0x0000007f +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 4 [ -; BOLT-NEXT: EMPTY -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 5 [ -; BOLT-NEXT: EMPTY -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 6 [ -; BOLT-NEXT: Name 8 { -; BOLT-NEXT: Hash: 0xB5063CFE -; BOLT-NEXT: String: {{.+}} "_Z3fooi" -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV2]] -; BOLT-NEXT: Tag: DW_TAG_subprogram -; BOLT-NEXT: DW_IDX_compile_unit: 0x01 -; BOLT-NEXT: DW_IDX_die_offset: 0x0000005e -; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: ] +; BOLT-NEXT: Bucket 9 [ +; BOLT-NEXT: Name 9 { +; BOLT-NEXT: Hash: 0xB887389 +; BOLT-NEXT: String: {{.+}} "foo" +; BOLT-NEXT: Entry @ 0x14b { +; BOLT-NEXT: Abbrev: [[ABBREV1]] +; BOLT-NEXT: Tag: DW_TAG_subprogram +; BOLT-NEXT: DW_IDX_compile_unit: 0x01 +; BOLT-NEXT: DW_IDX_die_offset: 0x0000005e +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } ; BOLT-NEXT: } -; BOLT-NEXT: } -; BOLT-NEXT: ] -; BOLT-NEXT: Bucket 7 [ -; BOLT-NEXT: EMPTY -; BOLT-NEXT: ] -; BOLT-NEXT: } +; BOLT-NEXT: Name 10 { +; BOLT-NEXT: Hash: 0x7C952063 +; BOLT-NEXT: String: {{.+}} "char" +; BOLT-NEXT: Entry @ {{.+}} { +; BOLT-NEXT: Abbrev: [[ABBREV4]] +; BOLT-NEXT: Tag: DW_TAG_base_type +; BOLT-NEXT: DW_IDX_compile_unit: 0x00 +; BOLT-NEXT: DW_IDX_die_offset: 0x00000092 +; BOLT-NEXT: DW_IDX_parent: +; BOLT-NEXT: } +; BOLT-NEXT: } +; BOLT-NEXT: ] +; BOLT-NEXT: } diff --git a/bolt/test/X86/dwarf5-debug-names.test b/bolt/test/X86/dwarf5-debug-names.test index 8e45ef3a9481..ef11ee0c479b 100644 --- a/bolt/test/X86/dwarf5-debug-names.test +++ b/bolt/test/X86/dwarf5-debug-names.test @@ -11,7 +11,7 @@ ; BOLT: [[OFFSET2:0x[0-9a-f]*]]: Compile Unit ; BOLT: Name Index @ 0x0 { ; BOLT-NEXT: Header { -; BOLT-NEXT: Length: 0x1DA +; BOLT-NEXT: Length: 0x1D4 ; BOLT-NEXT: Format: DWARF32 ; BOLT-NEXT: Version: 5 ; BOLT-NEXT: CU count: 2 @@ -101,13 +101,6 @@ ; BOLT-NEXT: DW_IDX_die_offset: 0x00000061 ; BOLT-NEXT: DW_IDX_parent: ; BOLT-NEXT: } -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV2]] -; BOLT-NEXT: Tag: DW_TAG_namespace -; BOLT-NEXT: DW_IDX_compile_unit: 0x00 -; BOLT-NEXT: DW_IDX_die_offset: 0x00000061 -; BOLT-NEXT: DW_IDX_parent: -; BOLT-NEXT: } ; BOLT-NEXT: } ; BOLT-NEXT: Name 4 { ; BOLT-NEXT: Hash: 0xBA564846 diff --git a/bolt/test/X86/dwarf5-one-cu-debug-names.test b/bolt/test/X86/dwarf5-one-cu-debug-names.test index 2145d8160a42..74d6b3041c93 100644 --- a/bolt/test/X86/dwarf5-one-cu-debug-names.test +++ b/bolt/test/X86/dwarf5-one-cu-debug-names.test @@ -9,7 +9,7 @@ ; BOLT: [[OFFSET1:0x[0-9a-f]*]]: Compile Unit ; BOLT: Name Index @ 0x0 { ; BOLT-NEXT: Header { -; BOLT-NEXT: Length: 0x154 +; BOLT-NEXT: Length: 0x14F ; BOLT-NEXT: Format: DWARF32 ; BOLT-NEXT: Version: 5 ; BOLT-NEXT: CU count: 1 @@ -183,12 +183,6 @@ ; BOLT-NEXT: DW_IDX_die_offset: 0x00000061 ; BOLT-NEXT: DW_IDX_parent: ; BOLT-NEXT: } -; BOLT-NEXT: Entry @ {{.+}} { -; BOLT-NEXT: Abbrev: [[ABBREV6]] -; BOLT-NEXT: Tag: DW_TAG_namespace -; BOLT-NEXT: DW_IDX_die_offset: 0x00000061 -; BOLT-NEXT: DW_IDX_parent: -; BOLT-NEXT: } ; BOLT-NEXT: } ; BOLT-NEXT: ] ; BOLT-NEXT: Bucket 9 [