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Differential D128232

[BOLT][DWARF] Support mix mode DWARF
ClosedPublic

Authored by ayermolo on Jun 20 2022, 4:31 PM.

Details

Reviewers
rafauler
Amir
maksfb
jdoerfert
Commits
rGe159abdb0400: [BOLT][DWARF] Support mix mode DWARF
Summary

Added support for mixing monolithic DWARF5 with legacy DWARF, and monolithic legacy and DWARF5 split dwarf.

Diff Detail

Event Timeline

ayermolo created this revision.Jun 20 2022, 4:31 PM
Herald added a reviewer: rafauler. · View Herald TranscriptJun 20 2022, 4:31 PM
Herald added a reviewer: Amir. · View Herald Transcript
Herald added a reviewer: maksfb. · View Herald Transcript
Herald added a project: Restricted Project. · View Herald Transcript
Herald added subscribers: hoy, modimo, wenlei. · View Herald Transcript
ayermolo requested review of this revision.Jun 20 2022, 4:31 PM
Herald added a reviewer: jdoerfert. · View Herald TranscriptJun 20 2022, 4:31 PM
Herald added a project: Restricted Project. · View Herald Transcript
Herald added subscribers: llvm-commits, yota9, sstefan1. · View Herald Transcript
Harbormaster completed remote builds in B170935: Diff 438494.Jun 20 2022, 4:32 PM
Herald added a subscriber: ormris. · View Herald TranscriptJun 20 2022, 4:32 PM
ayermolo updated this revision to Diff 438495.Jun 20 2022, 4:34 PM

rebase

Harbormaster completed remote builds in B170937: Diff 438495.Jun 20 2022, 4:35 PM
ayermolo updated this revision to Diff 438502.Jun 20 2022, 5:01 PM

Added check for .debug_line

Harbormaster completed remote builds in B170941: Diff 438502.Jun 20 2022, 5:02 PM
ayermolo updated this revision to Diff 438539.Jun 20 2022, 8:45 PM

updated test, removed warning

Harbormaster completed remote builds in B170965: Diff 438539.Jun 20 2022, 8:46 PM
ayermolo updated this revision to Diff 438847.Jun 21 2022, 3:01 PM

Added test for split dwarf.

ayermolo retitled this revision from [BOLT][DWARF] Support mix mode monolithic DWARF to [BOLT][DWARF] Support mix mode DWARF.Jun 21 2022, 3:02 PM
ayermolo edited the summary of this revision. (Show Details)
Harbormaster completed remote builds in B171200: Diff 438847.Jun 21 2022, 3:07 PM
ayermolo updated this revision to Diff 438857.Jun 21 2022, 3:58 PM

seeing what's in line-str

Harbormaster completed remote builds in B171207: Diff 438857.Jun 21 2022, 4:06 PM
ayermolo updated this revision to Diff 438863.Jun 21 2022, 4:15 PM

got order wrong

Harbormaster completed remote builds in B171210: Diff 438863.Jun 21 2022, 4:24 PM
ayermolo updated this revision to Diff 438866.Jun 21 2022, 4:42 PM

changed debug-line checks not to include offsets

Harbormaster completed remote builds in B171212: Diff 438866.Jun 21 2022, 4:50 PM
maksfb accepted this revision.Jun 28 2022, 6:00 PM
maksfb added inline comments.
bolt/test/X86/dwarf5-dwarf4-monolithic.test
9

nit

bolt/test/X86/dwarf5-split-dwarf4-monolithic.test
12 ↗(On Diff #438866)

nit

This revision is now accepted and ready to land.Jun 28 2022, 6:00 PM
ayermolo marked an inline comment as done.Jun 30 2022, 4:26 PM
ayermolo updated this revision to Diff 441550.Jun 30 2022, 4:30 PM

addressed nit

Harbormaster completed remote builds in B173148: Diff 441550.Jun 30 2022, 4:36 PM
Closed by commit rGe159abdb0400: [BOLT][DWARF] Support mix mode DWARF (authored by ayermolo). · Explain WhyJun 30 2022, 4:53 PM
This revision was automatically updated to reflect the committed changes.
ayermolo added a commit: rGe159abdb0400: [BOLT][DWARF] Support mix mode DWARF.

Revision Contents

Diff 438494

bolt/include/bolt/Rewrite/DWARFRewriter.h

Show All 32 Lines
private: private:
BinaryContext &BC; BinaryContext &BC;
std::mutex DebugInfoPatcherMutex; std::mutex DebugInfoPatcherMutex;
/// Stores and serializes information that will be put into the /// Stores and serializes information that will be put into the
/// .debug_ranges DWARF section. /// .debug_ranges DWARF section.
std::unique_ptr<DebugRangesSectionWriter> RangesSectionWriter; std::unique_ptr<DebugRangesSectionWriter> LegacyRangesSectionWriter;
/// Stores and serializes information that will be put into the
/// .debug_rnglists DWARF section.
std::unique_ptr<DebugRangeListsSectionWriter> RangeListsSectionWriter;
/// Stores and serializes information that will be put into the /// Stores and serializes information that will be put into the
/// .debug_aranges DWARF section. /// .debug_aranges DWARF section.
std::unique_ptr<DebugARangesSectionWriter> ARangesSectionWriter; std::unique_ptr<DebugARangesSectionWriter> ARangesSectionWriter;
/// Stores and serializes information that will be put into the /// Stores and serializes information that will be put into the
/// .debug_addr DWARF section. /// .debug_addr DWARF section.
std::unique_ptr<DebugAddrWriter> AddrWriter; std::unique_ptr<DebugAddrWriter> AddrWriter;
▲ Show 20 Lines • Show All 191 Lines • Show Last 20 Lines

bolt/lib/Rewrite/DWARFRewriter.cpp

Show First 20 Lines • Show All 174 Lines • ▼ Show 20 Linesvoid DWARFRewriter::updateDebugInfo() {
if (!opts::DeterministicDebugInfo) { if (!opts::DeterministicDebugInfo) {
opts::DeterministicDebugInfo = true; opts::DeterministicDebugInfo = true;
errs() << "BOLT-WARNING: --deterministic-debuginfo is being deprecated\n"; errs() << "BOLT-WARNING: --deterministic-debuginfo is being deprecated\n";
} }
if (BC.isDWARF5Used()) { if (BC.isDWARF5Used()) {
AddrWriter = std::make_unique<DebugAddrWriterDwarf5>(&BC); AddrWriter = std::make_unique<DebugAddrWriterDwarf5>(&BC);
RangesSectionWriter = std::make_unique<DebugRangeListsSectionWriter>(); RangeListsSectionWriter = std::make_unique<DebugRangeListsSectionWriter>();
DebugRangeListsSectionWriter::setAddressWriter(AddrWriter.get()); DebugRangeListsSectionWriter::setAddressWriter(AddrWriter.get());
} else { } else {
AddrWriter = std::make_unique<DebugAddrWriter>(&BC); AddrWriter = std::make_unique<DebugAddrWriter>(&BC);
RangesSectionWriter = std::make_unique<DebugRangesSectionWriter>();
} }
if (BC.isDWARFLegacyUsed())
LegacyRangesSectionWriter = std::make_unique<DebugRangesSectionWriter>();
DebugLoclistWriter::setAddressWriter(AddrWriter.get()); DebugLoclistWriter::setAddressWriter(AddrWriter.get());
size_t CUIndex = 0; size_t CUIndex = 0;
for (std::unique_ptr<DWARFUnit> &CU : BC.DwCtx->compile_units()) { for (std::unique_ptr<DWARFUnit> &CU : BC.DwCtx->compile_units()) {
const uint16_t DwarfVersion = CU->getVersion(); const uint16_t DwarfVersion = CU->getVersion();
if (DwarfVersion >= 5) { if (DwarfVersion >= 5) {
LocListWritersByCU[CUIndex] = LocListWritersByCU[CUIndex] =
std::make_unique<DebugLoclistWriter>(*CU.get(), DwarfVersion, false); std::make_unique<DebugLoclistWriter>(*CU.get(), DwarfVersion, false);
▲ Show 20 Lines • Show All 60 Lines • ▼ Show 20 Lines auto processUnitDIE = [&](size_t CUIndex, DWARFUnit *Unit) {
Optional<uint64_t> RangesBase; Optional<uint64_t> RangesBase;
llvm::Optional<uint64_t> DWOId = Unit->getDWOId(); llvm::Optional<uint64_t> DWOId = Unit->getDWOId();
StrOffstsWriter->initialize(Unit->getStringOffsetSection(), StrOffstsWriter->initialize(Unit->getStringOffsetSection(),
Unit->getStringOffsetsTableContribution()); Unit->getStringOffsetsTableContribution());
if (DWOId) if (DWOId)
SplitCU = BC.getDWOCU(*DWOId); SplitCU = BC.getDWOCU(*DWOId);
DebugLocWriter *DebugLocWriter = nullptr; DebugLocWriter *DebugLocWriter = nullptr;
DebugRangesSectionWriter *RangesSectionWriter =
Unit->getVersion() >= 5 ? RangeListsSectionWriter.get()
: LegacyRangesSectionWriter.get();
// Skipping CUs that failed to load. // Skipping CUs that failed to load.
if (SplitCU) { if (SplitCU) {
updateDWONameCompDir(*Unit); updateDWONameCompDir(*Unit);
DebugInfoBinaryPatcher *DwoDebugInfoPatcher = DebugInfoBinaryPatcher *DwoDebugInfoPatcher =
llvm::cast<DebugInfoBinaryPatcher>( llvm::cast<DebugInfoBinaryPatcher>(
getBinaryDWODebugInfoPatcher(*DWOId)); getBinaryDWODebugInfoPatcher(*DWOId));
DWARFContext *DWOCtx = BC.getDWOContext(); DWARFContext *DWOCtx = BC.getDWOContext();
// Setting this CU offset with DWP to normalize DIE offsets to uint32_t // Setting this CU offset with DWP to normalize DIE offsets to uint32_t
if (DWOCtx && !DWOCtx->getCUIndex().getRows().empty()) if (DWOCtx && !DWOCtx->getCUIndex().getRows().empty())
DwoDebugInfoPatcher->setDWPOffset((*SplitCU)->getOffset()); DwoDebugInfoPatcher->setDWPOffset((*SplitCU)->getOffset());
{ {
std::lock_guard<std::mutex> Lock(AccessMutex); std::lock_guard<std::mutex> Lock(AccessMutex);
DebugLocWriter = LocListWritersByCU[*DWOId].get(); DebugLocWriter = LocListWritersByCU[*DWOId].get();
} }
DebugRangesSectionWriter *TempRangesSectionWriter = DebugRangesSectionWriter *TempRangesSectionWriter = RangesSectionWriter;
RangesSectionWriter.get();
if (Unit->getVersion() >= 5) { if (Unit->getVersion() >= 5) {
TempRangesSectionWriter = RangeListsWritersByCU[*DWOId].get(); TempRangesSectionWriter = RangeListsWritersByCU[*DWOId].get();
} else { } else {
RangesBase = RangesSectionWriter->getSectionOffset(); RangesBase = RangesSectionWriter->getSectionOffset();
// For DWARF5 there is now .debug_rnglists.dwo, so don't need to // For DWARF5 there is now .debug_rnglists.dwo, so don't need to
// update rnglists base. // update rnglists base.
DwoDebugInfoPatcher->setRangeBase(*RangesBase); DwoDebugInfoPatcher->setRangeBase(*RangesBase);
} }
Show All 15 Lines if (SplitCU) {
std::lock_guard<std::mutex> Lock(AccessMutex); std::lock_guard<std::mutex> Lock(AccessMutex);
auto LocListWriterIter = LocListWritersByCU.find(CUIndex); auto LocListWriterIter = LocListWritersByCU.find(CUIndex);
if (LocListWriterIter != LocListWritersByCU.end()) if (LocListWriterIter != LocListWritersByCU.end())
DebugLocWriter = LocListWriterIter->second.get(); DebugLocWriter = LocListWriterIter->second.get();
} }
if (Unit->getVersion() >= 5) { if (Unit->getVersion() >= 5) {
RangesBase = RangesSectionWriter->getSectionOffset() + RangesBase = RangesSectionWriter->getSectionOffset() +
getDWARF5RngListLocListHeaderSize(); getDWARF5RngListLocListHeaderSize();
RangesSectionWriter.get()->initSection(*Unit); RangesSectionWriter->initSection(*Unit);
StrOffstsWriter->finalizeSection(); StrOffstsWriter->finalizeSection();
} }
DebugInfoPatcher->addUnitBaseOffsetLabel(Unit->getOffset()); DebugInfoPatcher->addUnitBaseOffsetLabel(Unit->getOffset());
updateUnitDebugInfo(*Unit, *DebugInfoPatcher, *AbbrevWriter, updateUnitDebugInfo(*Unit, *DebugInfoPatcher, *AbbrevWriter,
*DebugLocWriter, *RangesSectionWriter, RangesBase); *DebugLocWriter, *RangesSectionWriter, RangesBase);
DebugLocWriter->finalize(*DebugInfoPatcher, *AbbrevWriter); DebugLocWriter->finalize(*DebugInfoPatcher, *AbbrevWriter);
if (Unit->getVersion() >= 5) if (Unit->getVersion() >= 5)
RangesSectionWriter.get()->finalizeSection(); RangesSectionWriter->finalizeSection();
}; };
CUIndex = 0; CUIndex = 0;
if (opts::NoThreads || opts::DeterministicDebugInfo) { if (opts::NoThreads || opts::DeterministicDebugInfo) {
for (std::unique_ptr<DWARFUnit> &CU : BC.DwCtx->compile_units()) { for (std::unique_ptr<DWARFUnit> &CU : BC.DwCtx->compile_units())
processUnitDIE(CUIndex, CU.get()); processUnitDIE(CUIndex++, CU.get());
if (CU->getVersion() >= 5)
++CUIndex;
}
} else { } else {
// Update unit debug info in parallel // Update unit debug info in parallel
ThreadPool &ThreadPool = ParallelUtilities::getThreadPool(); ThreadPool &ThreadPool = ParallelUtilities::getThreadPool();
for (std::unique_ptr<DWARFUnit> &CU : BC.DwCtx->compile_units()) { for (std::unique_ptr<DWARFUnit> &CU : BC.DwCtx->compile_units()) {
ThreadPool.async(processUnitDIE, CUIndex, CU.get()); ThreadPool.async(processUnitDIE, CUIndex, CU.get());
CUIndex++; CUIndex++;
} }
ThreadPool.wait(); ThreadPool.wait();
▲ Show 20 Lines • Show All 595 Lines • ▼ Show 20 Lines if (StrOffstsWriter->isFinalized()) {
RewriteInstance::addToDebugSectionsToOverwrite(".debug_str_offsets"); RewriteInstance::addToDebugSectionsToOverwrite(".debug_str_offsets");
std::unique_ptr<DebugStrOffsetsBufferVector> std::unique_ptr<DebugStrOffsetsBufferVector>
DebugStrOffsetsSectionContents = StrOffstsWriter->releaseBuffer(); DebugStrOffsetsSectionContents = StrOffstsWriter->releaseBuffer();
BC.registerOrUpdateNoteSection( BC.registerOrUpdateNoteSection(
".debug_str_offsets", copyByteArray(*DebugStrOffsetsSectionContents), ".debug_str_offsets", copyByteArray(*DebugStrOffsetsSectionContents),
DebugStrOffsetsSectionContents->size()); DebugStrOffsetsSectionContents->size());
} }
if (BC.isDWARFLegacyUsed()) {
std::unique_ptr<DebugBufferVector> RangesSectionContents = std::unique_ptr<DebugBufferVector> RangesSectionContents =
RangesSectionWriter->releaseBuffer(); LegacyRangesSectionWriter->releaseBuffer();
BC.registerOrUpdateNoteSection( BC.registerOrUpdateNoteSection(".debug_ranges",
llvm::isa<DebugRangeListsSectionWriter>(*RangesSectionWriter) copyByteArray(*RangesSectionContents),
? ".debug_rnglists" RangesSectionContents->size());
: ".debug_ranges", }
copyByteArray(*RangesSectionContents), RangesSectionContents->size());
if (BC.isDWARF5Used()) {
std::unique_ptr<DebugBufferVector> RangesSectionContents =
RangeListsSectionWriter->releaseBuffer();
BC.registerOrUpdateNoteSection(".debug_rnglists",
copyByteArray(*RangesSectionContents),
RangesSectionContents->size());
}
if (BC.isDWARF5Used()) { if (BC.isDWARF5Used()) {
std::unique_ptr<DebugBufferVector> LocationListSectionContents = std::unique_ptr<DebugBufferVector> LocationListSectionContents =
makeFinalLocListsSection(DebugInfoPatcher, DWARFVersion::DWARF5); makeFinalLocListsSection(DebugInfoPatcher, DWARFVersion::DWARF5);
if (!LocationListSectionContents->empty()) if (!LocationListSectionContents->empty())
BC.registerOrUpdateNoteSection( BC.registerOrUpdateNoteSection(
".debug_loclists", copyByteArray(*LocationListSectionContents), ".debug_loclists", copyByteArray(*LocationListSectionContents),
LocationListSectionContents->size()); LocationListSectionContents->size());
▲ Show 20 Lines • Show All 922 Lines • Show Last 20 Lines

bolt/test/X86/Inputs/dwarf5-dwarf4-monolithic-helper0.s

  • This file was added.
.text
.file "helper0.cpp"
.file 1 "/test" "helper0.cpp"
.section .text._Z4foo0i,"ax",@progbits
.globl _Z4foo0i # -- Begin function _Z4foo0i
.p2align 4, 0x90
.type _Z4foo0i,@function
_Z4foo0i: # @_Z4foo0i
.Lfunc_begin0:
.loc 1 6 0 # helper0.cpp:6:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: foo0:argc <- $edi
#DEBUG_VALUE: foo0:x <- $edi
# kill: def $edi killed $edi def $rdi
#DEBUG_VALUE: useFoo:x <- undef
.loc 1 3 6 prologue_end # helper0.cpp:3:6
leal 4(%rdi), %eax
.Ltmp0:
#DEBUG_VALUE: foo0:x <- $eax
.loc 1 9 4 # helper0.cpp:9:4
retq
.Ltmp1:
.Lfunc_end0:
.size _Z4foo0i, .Lfunc_end0-_Z4foo0i
.cfi_endproc
# -- End function
.type fooVar0,@object # @fooVar0
.bss
.globl fooVar0
.p2align 2
fooVar0:
.long 0 # 0x0
.size fooVar0, 4
.section .debug_loc,"",@progbits
.Ldebug_loc0:
.quad .Lfunc_begin0-.Lfunc_begin0
.quad .Ltmp0-.Lfunc_begin0
.short 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.quad .Ltmp0-.Lfunc_begin0
.quad .Lfunc_end0-.Lfunc_begin0
.short 1 # Loc expr size
.byte 80 # super-register DW_OP_reg0
.quad 0
.quad 0
.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 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.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 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.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 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # 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 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.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 32 # DW_AT_inline
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.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 6 # 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 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 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 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 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 23 # DW_FORM_sec_offset
.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 10 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.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:0xa7 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 .Lfunc_begin0 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 2 # Abbrev [2] 0x2a:0x15 DW_TAG_variable
.long .Linfo_string3 # DW_AT_name
.long 63 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 9 # DW_AT_location
.byte 3
.quad fooVar0
.byte 3 # Abbrev [3] 0x3f:0x7 DW_TAG_base_type
.long .Linfo_string4 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 4 # Abbrev [4] 0x46:0x18 DW_TAG_subprogram
.long .Linfo_string5 # DW_AT_linkage_name
.long .Linfo_string6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 1 # DW_AT_inline
.byte 5 # Abbrev [5] 0x52:0xb DW_TAG_formal_parameter
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.long 94 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x5e:0x5 DW_TAG_pointer_type
.long 63 # DW_AT_type
.byte 7 # Abbrev [7] 0x63:0x4e 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_string8 # DW_AT_linkage_name
.long .Linfo_string9 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 63 # DW_AT_type
# DW_AT_external
.byte 8 # Abbrev [8] 0x80:0xd DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long .Linfo_string10 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 63 # DW_AT_type
.byte 9 # Abbrev [9] 0x8d:0xf DW_TAG_variable
.long .Ldebug_loc0 # DW_AT_location
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 63 # DW_AT_type
.byte 10 # Abbrev [10] 0x9c:0x14 DW_TAG_inlined_subroutine
.long 70 # DW_AT_abstract_origin
.quad .Lfunc_begin0 # DW_AT_low_pc
.long .Ltmp0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_call_file
.byte 8 # DW_AT_call_line
.byte 4 # DW_AT_call_column
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 15.0.0" # string offset=0
.Linfo_string1:
.asciz "helper0.cpp" # string offset=134
.Linfo_string2:
.asciz "/test" # string offset=146
.Linfo_string3:
.asciz "fooVar0" # string offset=201
.Linfo_string4:
.asciz "int" # string offset=209
.Linfo_string5:
.asciz "_ZL6useFooPi" # string offset=213
.Linfo_string6:
.asciz "useFoo" # string offset=226
.Linfo_string7:
.asciz "x" # string offset=233
.Linfo_string8:
.asciz "_Z4foo0i" # string offset=235
.Linfo_string9:
.asciz "foo0" # string offset=244
.Linfo_string10:
.asciz "argc" # string offset=249
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.addrsig
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-dwarf4-monolithic-helper1.s

  • This file was added.
.text
.file "helper1.cpp"
.file 0 "/test" "helper1.cpp" md5 0xe6dbd773fdf80bfea332cdf8284cddce
.section .text._Z4foo1i,"ax",@progbits
.globl _Z4foo1i # -- Begin function _Z4foo1i
.p2align 4, 0x90
.type _Z4foo1i,@function
_Z4foo1i: # @_Z4foo1i
.Lfunc_begin0:
.loc 0 6 0 # helper1.cpp:6:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: foo1:argc <- $edi
#DEBUG_VALUE: foo1:x <- $edi
# kill: def $edi killed $edi def $rdi
#DEBUG_VALUE: useFoo:x <- undef
.loc 0 3 6 prologue_end # helper1.cpp:3:6
leal 4(%rdi), %eax
.Ltmp0:
#DEBUG_VALUE: foo1:x <- $eax
.loc 0 9 4 # helper1.cpp:9:4
retq
.Ltmp1:
.Lfunc_end0:
.size _Z4foo1i, .Lfunc_end0-_Z4foo1i
.cfi_endproc
# -- End function
.type fooVar1,@object # @fooVar1
.bss
.globl fooVar1
.p2align 2
fooVar1:
.long 0 # 0x0
.size fooVar1, 4
.section .debug_loclists,"",@progbits
.long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length
.Ldebug_list_header_start0:
.short 5 # Version
.byte 8 # Address size
.byte 0 # Segment selector size
.long 1 # Offset entry count
.Lloclists_table_base0:
.long .Ldebug_loc0-.Lloclists_table_base0
.Ldebug_loc0:
.byte 4 # DW_LLE_offset_pair
.uleb128 .Lfunc_begin0-.Lfunc_begin0 # starting offset
.uleb128 .Ltmp0-.Lfunc_begin0 # ending offset
.byte 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp0-.Lfunc_begin0 # starting offset
.uleb128 .Lfunc_end0-.Lfunc_begin0 # ending offset
.byte 1 # Loc expr size
.byte 80 # super-register DW_OP_reg0
.byte 0 # DW_LLE_end_of_list
.Ldebug_list_header_end0:
.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
.ascii "\214\001" # DW_AT_loclists_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 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.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 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # 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 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.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 32 # DW_AT_inline
.byte 33 # DW_FORM_implicit_const
.byte 1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.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 6 # 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 7 # 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 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.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 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 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 9 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 34 # DW_FORM_loclistx
.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 10 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.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:0x6f 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 1 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.long .Lloclists_table_base0 # DW_AT_loclists_base
.byte 2 # Abbrev [2] 0x27:0xb DW_TAG_variable
.byte 3 # DW_AT_name
.long 50 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x32:0x4 DW_TAG_base_type
.byte 4 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 4 # Abbrev [4] 0x36:0xe DW_TAG_subprogram
.byte 5 # DW_AT_linkage_name
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
# DW_AT_inline
.byte 5 # Abbrev [5] 0x3b:0x8 DW_TAG_formal_parameter
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.long 68 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x44:0x5 DW_TAG_pointer_type
.long 50 # DW_AT_type
.byte 7 # Abbrev [7] 0x49:0x31 DW_TAG_subprogram
.byte 1 # 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 8 # DW_AT_linkage_name
.byte 9 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 50 # DW_AT_type
# DW_AT_external
.byte 8 # Abbrev [8] 0x59:0xa DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.byte 10 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 50 # DW_AT_type
.byte 9 # Abbrev [9] 0x63:0x9 DW_TAG_variable
.byte 0 # DW_AT_location
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 50 # DW_AT_type
.byte 10 # Abbrev [10] 0x6c:0xd DW_TAG_inlined_subroutine
.long 54 # DW_AT_abstract_origin
.byte 1 # DW_AT_low_pc
.long .Ltmp0-.Lfunc_begin0 # DW_AT_high_pc
.byte 0 # DW_AT_call_file
.byte 8 # DW_AT_call_line
.byte 4 # DW_AT_call_column
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 48 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 15.0.0" # string offset=0
.Linfo_string1:
.asciz "helper1.cpp" # string offset=134
.Linfo_string2:
.asciz "/test" # string offset=146
.Linfo_string3:
.asciz "fooVar1" # string offset=201
.Linfo_string4:
.asciz "int" # string offset=209
.Linfo_string5:
.asciz "_ZL6useFooPi" # string offset=213
.Linfo_string6:
.asciz "useFoo" # string offset=226
.Linfo_string7:
.asciz "x" # string offset=233
.Linfo_string8:
.asciz "_Z4foo1i" # string offset=235
.Linfo_string9:
.asciz "foo1" # string offset=244
.Linfo_string10:
.asciz "argc" # string offset=249
.section .debug_str_offsets,"",@progbits
.long .Linfo_string0
.long .Linfo_string1
.long .Linfo_string2
.long .Linfo_string3
.long .Linfo_string4
.long .Linfo_string5
.long .Linfo_string6
.long .Linfo_string7
.long .Linfo_string8
.long .Linfo_string9
.long .Linfo_string10
.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 fooVar1
.quad .Lfunc_begin0
.Ldebug_addr_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.addrsig
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-dwarf4-monolithic-helper2.s

  • This file was added.
.text
.file "helper2.cpp"
.file 1 "/test" "helper2.cpp"
.section .text._Z4foo2i,"ax",@progbits
.globl _Z4foo2i # -- Begin function _Z4foo2i
.p2align 4, 0x90
.type _Z4foo2i,@function
_Z4foo2i: # @_Z4foo2i
.Lfunc_begin0:
.loc 1 6 0 # helper2.cpp:6:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: foo2:argc <- $edi
#DEBUG_VALUE: foo2:x <- $edi
# kill: def $edi killed $edi def $rdi
#DEBUG_VALUE: useFoo:x <- undef
.loc 1 3 6 prologue_end # helper2.cpp:3:6
leal 4(%rdi), %eax
.Ltmp0:
#DEBUG_VALUE: foo2:x <- $eax
.loc 1 9 4 # helper2.cpp:9:4
retq
.Ltmp1:
.Lfunc_end0:
.size _Z4foo2i, .Lfunc_end0-_Z4foo2i
.cfi_endproc
# -- End function
.type fooVar2,@object # @fooVar2
.bss
.globl fooVar2
.p2align 2
fooVar2:
.long 0 # 0x0
.size fooVar2, 4
.section .debug_loc,"",@progbits
.Ldebug_loc0:
.quad .Lfunc_begin0-.Lfunc_begin0
.quad .Ltmp0-.Lfunc_begin0
.short 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.quad .Ltmp0-.Lfunc_begin0
.quad .Lfunc_end0-.Lfunc_begin0
.short 1 # Loc expr size
.byte 80 # super-register DW_OP_reg0
.quad 0
.quad 0
.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 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.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 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.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 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # 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 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.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 32 # DW_AT_inline
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.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 6 # 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 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 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 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 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 23 # DW_FORM_sec_offset
.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 10 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.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:0xa7 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 .Lfunc_begin0 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 2 # Abbrev [2] 0x2a:0x15 DW_TAG_variable
.long .Linfo_string3 # DW_AT_name
.long 63 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 9 # DW_AT_location
.byte 3
.quad fooVar2
.byte 3 # Abbrev [3] 0x3f:0x7 DW_TAG_base_type
.long .Linfo_string4 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 4 # Abbrev [4] 0x46:0x18 DW_TAG_subprogram
.long .Linfo_string5 # DW_AT_linkage_name
.long .Linfo_string6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 1 # DW_AT_inline
.byte 5 # Abbrev [5] 0x52:0xb DW_TAG_formal_parameter
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.long 94 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x5e:0x5 DW_TAG_pointer_type
.long 63 # DW_AT_type
.byte 7 # Abbrev [7] 0x63:0x4e 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_string8 # DW_AT_linkage_name
.long .Linfo_string9 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 63 # DW_AT_type
# DW_AT_external
.byte 8 # Abbrev [8] 0x80:0xd DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long .Linfo_string10 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 63 # DW_AT_type
.byte 9 # Abbrev [9] 0x8d:0xf DW_TAG_variable
.long .Ldebug_loc0 # DW_AT_location
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 63 # DW_AT_type
.byte 10 # Abbrev [10] 0x9c:0x14 DW_TAG_inlined_subroutine
.long 70 # DW_AT_abstract_origin
.quad .Lfunc_begin0 # DW_AT_low_pc
.long .Ltmp0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_call_file
.byte 8 # DW_AT_call_line
.byte 4 # DW_AT_call_column
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 15.0.0" # string offset=0
.Linfo_string1:
.asciz "helper2.cpp" # string offset=134
.Linfo_string2:
.asciz "/test" # string offset=146
.Linfo_string3:
.asciz "fooVar2" # string offset=201
.Linfo_string4:
.asciz "int" # string offset=209
.Linfo_string5:
.asciz "_ZL6useFooPi" # string offset=213
.Linfo_string6:
.asciz "useFoo" # string offset=226
.Linfo_string7:
.asciz "x" # string offset=233
.Linfo_string8:
.asciz "_Z4foo2i" # string offset=235
.Linfo_string9:
.asciz "foo2" # string offset=244
.Linfo_string10:
.asciz "argc" # string offset=249
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.addrsig
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-dwarf4-monolithic-main.s

  • This file was added.
.text
.file "main.cpp"
.section .text._Z3usePiS_,"ax",@progbits
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.file 0 "/test" "main.cpp" md5 0xe3a18fae8565a087d09d6076b542cdab
.loc 0 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: use:x <- $rdi
#DEBUG_VALUE: use:y <- $rsi
.loc 0 2 6 prologue_end # main.cpp:2:6
addl $4, (%rdi)
.loc 0 3 6 # main.cpp:3:6
addl $-2, (%rsi)
.loc 0 4 1 # main.cpp:4:1
retq
.Ltmp0:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.section .text.main,"ax",@progbits
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 0 12 0 # main.cpp:12:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: main:argc <- $edi
#DEBUG_VALUE: main:argv <- $rsi
pushq %rbp
.cfi_def_cfa_offset 16
pushq %r15
.cfi_def_cfa_offset 24
pushq %r14
.cfi_def_cfa_offset 32
pushq %rbx
.cfi_def_cfa_offset 40
pushq %rax
.cfi_def_cfa_offset 48
.cfi_offset %rbx, -40
.cfi_offset %r14, -32
.cfi_offset %r15, -24
.cfi_offset %rbp, -16
.Ltmp1:
#DEBUG_VALUE: main:x <- $edi
movl %edi, %ebx
.Ltmp2:
#DEBUG_VALUE: main:y <- [DW_OP_plus_uconst 3, DW_OP_stack_value] undef
#DEBUG_VALUE: use:x <- undef
#DEBUG_VALUE: use:y <- undef
.loc 0 2 6 prologue_end # main.cpp:2:6
leal 4(%rbx), %r14d
.Ltmp3:
#DEBUG_VALUE: main:x <- $r14d
.loc 0 14 20 # main.cpp:14:20
addl fooVar0(%rip), %ebx
.loc 0 14 30 is_stmt 0 # main.cpp:14:30
addl fooVar1(%rip), %ebx
.Ltmp4:
.loc 0 3 6 is_stmt 1 # main.cpp:3:6
addl fooVar2(%rip), %ebx
.Ltmp5:
#DEBUG_VALUE: main:y <- undef
.loc 0 16 19 # main.cpp:16:19
movl %r14d, %edi
.Ltmp6:
#DEBUG_VALUE: main:argc <- [DW_OP_LLVM_entry_value 1] $edi
callq _Z4foo0i
.Ltmp7:
#DEBUG_VALUE: main:argv <- [DW_OP_LLVM_entry_value 1] $rsi
movl %eax, %ebp
#DEBUG_VALUE: main:x <- $r14d
.loc 0 16 29 is_stmt 0 # main.cpp:16:29
movl %r14d, %edi
callq _Z4foo1i
.Ltmp8:
movl %eax, %r15d
#DEBUG_VALUE: main:x <- $r14d
.loc 0 16 39 # main.cpp:16:39
movl %r14d, %edi
callq _Z4foo2i
.Ltmp9:
# kill: def $eax killed $eax def $rax
.loc 0 16 13 # main.cpp:16:13
addl %ebx, %ebp
.loc 0 16 17 # main.cpp:16:17
addl %r15d, %ebp
.loc 0 16 37 # main.cpp:16:37
addl %ebp, %eax
addl $5, %eax
.loc 0 16 4 # main.cpp:16:4
addq $8, %rsp
.cfi_def_cfa_offset 40
popq %rbx
.cfi_def_cfa_offset 32
popq %r14
.Ltmp10:
.cfi_def_cfa_offset 24
popq %r15
.cfi_def_cfa_offset 16
popq %rbp
.cfi_def_cfa_offset 8
retq
.Ltmp11:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.section .debug_loclists,"",@progbits
.long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length
.Ldebug_list_header_start0:
.short 5 # Version
.byte 8 # Address size
.byte 0 # Segment selector size
.long 3 # Offset entry count
.Lloclists_table_base0:
.long .Ldebug_loc0-.Lloclists_table_base0
.long .Ldebug_loc1-.Lloclists_table_base0
.long .Ldebug_loc2-.Lloclists_table_base0
.Ldebug_loc0:
.byte 1 # DW_LLE_base_addressx
.byte 1 # base address index
.byte 4 # DW_LLE_offset_pair
.uleb128 .Lfunc_begin1-.Lfunc_begin1 # starting offset
.uleb128 .Ltmp6-.Lfunc_begin1 # ending offset
.byte 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp6-.Lfunc_begin1 # starting offset
.uleb128 .Lfunc_end1-.Lfunc_begin1 # ending offset
.byte 4 # Loc expr size
.byte 163 # DW_OP_entry_value
.byte 1 # 1
.byte 85 # super-register DW_OP_reg5
.byte 159 # DW_OP_stack_value
.byte 0 # DW_LLE_end_of_list
.Ldebug_loc1:
.byte 1 # DW_LLE_base_addressx
.byte 1 # base address index
.byte 4 # DW_LLE_offset_pair
.uleb128 .Lfunc_begin1-.Lfunc_begin1 # starting offset
.uleb128 .Ltmp7-.Lfunc_begin1 # ending offset
.byte 1 # Loc expr size
.byte 84 # DW_OP_reg4
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp7-.Lfunc_begin1 # starting offset
.uleb128 .Lfunc_end1-.Lfunc_begin1 # ending offset
.byte 4 # Loc expr size
.byte 163 # DW_OP_entry_value
.byte 1 # 1
.byte 84 # DW_OP_reg4
.byte 159 # DW_OP_stack_value
.byte 0 # DW_LLE_end_of_list
.Ldebug_loc2:
.byte 1 # DW_LLE_base_addressx
.byte 1 # base address index
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp1-.Lfunc_begin1 # starting offset
.uleb128 .Ltmp3-.Lfunc_begin1 # ending offset
.byte 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp3-.Lfunc_begin1 # starting offset
.uleb128 .Ltmp10-.Lfunc_begin1 # ending offset
.byte 1 # Loc expr size
.byte 94 # super-register DW_OP_reg14
.byte 0 # DW_LLE_end_of_list
.Ldebug_list_header_end0:
.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 1 # DW_FORM_addr
.byte 85 # DW_AT_ranges
.byte 35 # DW_FORM_rnglistx
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 116 # DW_AT_rnglists_base
.byte 23 # DW_FORM_sec_offset
.ascii "\214\001" # DW_AT_loclists_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # 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 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.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 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 32 # DW_AT_inline
.byte 33 # DW_FORM_implicit_const
.byte 1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.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 6 # 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 7 # 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 8 # 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 9 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 34 # DW_FORM_loclistx
.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 10 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 34 # DW_FORM_loclistx
.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 11 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.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 12 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 85 # DW_AT_ranges
.byte 35 # DW_FORM_rnglistx
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 13 # Abbreviation Code
.byte 72 # DW_TAG_call_site
.byte 1 # DW_CHILDREN_yes
.byte 127 # DW_AT_call_origin
.byte 19 # DW_FORM_ref4
.byte 125 # DW_AT_call_return_pc
.byte 27 # DW_FORM_addrx
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 14 # Abbreviation Code
.byte 73 # DW_TAG_call_site_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 126 # DW_AT_call_value
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 15 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.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 60 # DW_AT_declaration
.byte 25 # DW_FORM_flag_present
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 16 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.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:0xfc 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
.quad 0 # DW_AT_low_pc
.byte 1 # DW_AT_ranges
.long .Laddr_table_base0 # DW_AT_addr_base
.long .Lrnglists_table_base0 # DW_AT_rnglists_base
.long .Lloclists_table_base0 # DW_AT_loclists_base
.byte 2 # Abbrev [2] 0x2f:0x1b DW_TAG_subprogram
.byte 0 # 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
.long 74 # DW_AT_abstract_origin
.byte 3 # Abbrev [3] 0x3b:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long 79 # DW_AT_abstract_origin
.byte 3 # Abbrev [3] 0x42:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.long 87 # DW_AT_abstract_origin
.byte 0 # End Of Children Mark
.byte 4 # Abbrev [4] 0x4a:0x16 DW_TAG_subprogram
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
# DW_AT_inline
.byte 5 # Abbrev [5] 0x4f:0x8 DW_TAG_formal_parameter
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 96 # DW_AT_type
.byte 5 # Abbrev [5] 0x57:0x8 DW_TAG_formal_parameter
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 96 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x60:0x5 DW_TAG_pointer_type
.long 101 # DW_AT_type
.byte 7 # Abbrev [7] 0x65:0x4 DW_TAG_base_type
.byte 6 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 8 # Abbrev [8] 0x69:0x63 DW_TAG_subprogram
.byte 1 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_call_all_calls
.byte 14 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 12 # DW_AT_decl_line
.long 101 # DW_AT_type
# DW_AT_external
.byte 9 # Abbrev [9] 0x78:0x9 DW_TAG_formal_parameter
.byte 0 # DW_AT_location
.byte 15 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 12 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 9 # Abbrev [9] 0x81:0x9 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 16 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 12 # DW_AT_decl_line
.long 249 # DW_AT_type
.byte 10 # Abbrev [10] 0x8a:0x9 DW_TAG_variable
.byte 2 # DW_AT_location
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 13 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 11 # Abbrev [11] 0x93:0x8 DW_TAG_variable
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 14 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 12 # Abbrev [12] 0x9b:0x9 DW_TAG_inlined_subroutine
.long 74 # DW_AT_abstract_origin
.byte 0 # DW_AT_ranges
.byte 0 # DW_AT_call_file
.byte 15 # DW_AT_call_line
.byte 4 # DW_AT_call_column
.byte 13 # Abbrev [13] 0xa4:0xd DW_TAG_call_site
.long 204 # DW_AT_call_origin
.byte 2 # DW_AT_call_return_pc
.byte 14 # Abbrev [14] 0xaa:0x6 DW_TAG_call_site_parameter
.byte 1 # DW_AT_location
.byte 85
.byte 2 # DW_AT_call_value
.byte 126
.byte 0
.byte 0 # End Of Children Mark
.byte 13 # Abbrev [13] 0xb1:0xd DW_TAG_call_site
.long 219 # DW_AT_call_origin
.byte 3 # DW_AT_call_return_pc
.byte 14 # Abbrev [14] 0xb7:0x6 DW_TAG_call_site_parameter
.byte 1 # DW_AT_location
.byte 85
.byte 2 # DW_AT_call_value
.byte 126
.byte 0
.byte 0 # End Of Children Mark
.byte 13 # Abbrev [13] 0xbe:0xd DW_TAG_call_site
.long 234 # DW_AT_call_origin
.byte 4 # DW_AT_call_return_pc
.byte 14 # Abbrev [14] 0xc4:0x6 DW_TAG_call_site_parameter
.byte 1 # DW_AT_location
.byte 85
.byte 2 # DW_AT_call_value
.byte 126
.byte 0
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.byte 15 # Abbrev [15] 0xcc:0xf DW_TAG_subprogram
.byte 8 # DW_AT_linkage_name
.byte 9 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 101 # DW_AT_type
# DW_AT_declaration
# DW_AT_external
.byte 16 # Abbrev [16] 0xd5:0x5 DW_TAG_formal_parameter
.long 101 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 15 # Abbrev [15] 0xdb:0xf DW_TAG_subprogram
.byte 10 # DW_AT_linkage_name
.byte 11 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 10 # DW_AT_decl_line
.long 101 # DW_AT_type
# DW_AT_declaration
# DW_AT_external
.byte 16 # Abbrev [16] 0xe4:0x5 DW_TAG_formal_parameter
.long 101 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 15 # Abbrev [15] 0xea:0xf DW_TAG_subprogram
.byte 12 # DW_AT_linkage_name
.byte 13 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 11 # DW_AT_decl_line
.long 101 # DW_AT_type
# DW_AT_declaration
# DW_AT_external
.byte 16 # Abbrev [16] 0xf3:0x5 DW_TAG_formal_parameter
.long 101 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0xf9:0x5 DW_TAG_pointer_type
.long 254 # DW_AT_type
.byte 6 # Abbrev [6] 0xfe:0x5 DW_TAG_pointer_type
.long 259 # DW_AT_type
.byte 7 # Abbrev [7] 0x103:0x4 DW_TAG_base_type
.byte 17 # 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_rnglists,"",@progbits
.long .Ldebug_list_header_end1-.Ldebug_list_header_start1 # Length
.Ldebug_list_header_start1:
.short 5 # Version
.byte 8 # Address size
.byte 0 # Segment selector size
.long 2 # Offset entry count
.Lrnglists_table_base0:
.long .Ldebug_ranges0-.Lrnglists_table_base0
.long .Ldebug_ranges1-.Lrnglists_table_base0
.Ldebug_ranges0:
.byte 1 # DW_RLE_base_addressx
.byte 1 # base address index
.byte 4 # DW_RLE_offset_pair
.uleb128 .Ltmp2-.Lfunc_begin1 # starting offset
.uleb128 .Ltmp3-.Lfunc_begin1 # ending offset
.byte 4 # DW_RLE_offset_pair
.uleb128 .Ltmp4-.Lfunc_begin1 # starting offset
.uleb128 .Ltmp5-.Lfunc_begin1 # ending offset
.byte 0 # DW_RLE_end_of_list
.Ldebug_ranges1:
.byte 3 # DW_RLE_startx_length
.byte 0 # start index
.uleb128 .Lfunc_end0-.Lfunc_begin0 # length
.byte 3 # DW_RLE_startx_length
.byte 1 # start index
.uleb128 .Lfunc_end1-.Lfunc_begin1 # length
.byte 0 # DW_RLE_end_of_list
.Ldebug_list_header_end1:
.section .debug_str_offsets,"",@progbits
.long 76 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 15.0.0" # string offset=0
.Linfo_string1:
.asciz "main.cpp" # string offset=134
.Linfo_string2:
.asciz "/test" # string offset=143
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=198
.Linfo_string4:
.asciz "use" # string offset=209
.Linfo_string5:
.asciz "x" # string offset=213
.Linfo_string6:
.asciz "int" # string offset=215
.Linfo_string7:
.asciz "y" # string offset=219
.Linfo_string8:
.asciz "_Z4foo0i" # string offset=221
.Linfo_string9:
.asciz "foo0" # string offset=230
.Linfo_string10:
.asciz "_Z4foo1i" # string offset=235
.Linfo_string11:
.asciz "foo1" # string offset=244
.Linfo_string12:
.asciz "_Z4foo2i" # string offset=249
.Linfo_string13:
.asciz "foo2" # string offset=258
.Linfo_string14:
.asciz "main" # string offset=263
.Linfo_string15:
.asciz "argc" # string offset=268
.Linfo_string16:
.asciz "argv" # string offset=273
.Linfo_string17:
.asciz "char" # string offset=278
.section .debug_str_offsets,"",@progbits
.long .Linfo_string0
.long .Linfo_string1
.long .Linfo_string2
.long .Linfo_string3
.long .Linfo_string4
.long .Linfo_string5
.long .Linfo_string6
.long .Linfo_string7
.long .Linfo_string8
.long .Linfo_string9
.long .Linfo_string10
.long .Linfo_string11
.long .Linfo_string12
.long .Linfo_string13
.long .Linfo_string14
.long .Linfo_string15
.long .Linfo_string16
.long .Linfo_string17
.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 .Lfunc_begin0
.quad .Lfunc_begin1
.quad .Ltmp7
.quad .Ltmp8
.quad .Ltmp9
.Ldebug_addr_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.addrsig
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/dwarf5-dwarf4-monolithic.test

  • This file was added.
# REQUIRES: system-linux
# RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-dwarf4-monolithic-main.s -o %tmain.o
# RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-dwarf4-monolithic-helper0.s -o %t0.o
# RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-dwarf4-monolithic-helper1.s -o %t1.o
# RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-dwarf4-monolithic-helper2.s -o %t2.o
# RUN: %clang %cflags -dwarf-5 %tmain.o %t0.o %t1.o %t2.o -o %t.exe -Wl,-q
# RUN: llvm-bolt %t.exe -o %t.bolt -update-debug-sections
# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
maksfbUnsubmitted
Done
ReplyInline Actions
# RUN: %clang %cflags -dwarf-5 %tmain.o %t0.o %t1.o %t2.o -o %t.exe -Wl,-q
- # RUN: llvm-bolt %t.exe -o %t.bolt -update-debug-sections
+ # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s

nit

maksfb: nit
# RUN: llvm-dwarfdump --show-form --verbose --debug-addr %t.bolt > %t.txt
# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
# RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s
# Check BOLT handles monolithic mix of DWARF4 and DWARF5.
# main.cpp
# PRECHECK: version = 0x0005
# PRECHECK: DW_TAG_compile_unit [1] *
# PRECHECK-NEXT: DW_AT_producer [DW_FORM_strx1] (indexed (00000000)
# PRECHECK-NEXT: DW_AT_language
# PRECHECK-NEXT: DW_AT_name
# PRECHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000008)
# PRECHECK-NEXT: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000)
# PRECHECK-NEXT: DW_AT_comp_dir
# PRECHECK-NEXT: DW_AT_low_pc
# PRECHECK: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1)
# PRECHECK-NEXT: [0x
# PRECHECK-NEXT: [0x
# PRECHECK-NEXT: DW_AT_addr_base [DW_FORM_sec_offset] (0x00000008)
# PRECHECK-NEXT: DW_AT_rnglists_base [DW_FORM_sec_offset] (0x0000000c)
# PRECHECK-NEXT: DW_AT_loclists_base [DW_FORM_sec_offset] (0x0000000c)
# PRECHECK: DW_TAG_subprogram [2] * (0x0000000c)
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000000)
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# PRECHECK: DW_TAG_subprogram [8]
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# PRECHECK: DW_TAG_formal_parameter [9]
# PRECHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x0) loclist = 0x00000018
# PRECHECK: DW_TAG_formal_parameter [9]
# PRECHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x1) loclist = 0x00000028
# PRECHECK: DW_TAG_variable
# PRECHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x2) loclist = 0x00000038
# PRECHECK: DW_TAG_inlined_subroutine [12]
# PRECHECK-NEXT: DW_AT_abstract_origin
# PRECHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x0) rangelist = 0x00000014
# helper0.cpp
# PRECHECK: version = 0x0004
# PRECHECK: DW_TAG_compile_unit
# PRECHECK-NEXT: DW_AT_producer
# PRECHECK-NEXT: DW_AT_language
# PRECHECK-NEXT: DW_AT_name
# PRECHECK-NEXT: DW_AT_stmt_list
# PRECHECK-NEXT: DW_AT_comp_dir
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
# PRECHECK-NEXT: DW_AT_high_pc
# PRECHECK: DW_TAG_subprogram [7]
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
# PRECHECK-NEXT: DW_AT_high_pc
# PRECHECK: DW_TAG_variable [9]
# PRECHECK-NEXT: DW_AT_location [DW_FORM_sec_offset] (0x00000000:
# PRECHECK: DW_TAG_inlined_subroutine [10]
# PRECHECK-NEXT: DW_AT_abstract_origin
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
# PRECHECK-NEXT: DW_AT_high_pc
# helper1.cpp
# PRECHECK: version = 0x0005
# PRECHECK: DW_TAG_compile_unit [1] *
# PRECHECK-NEXT: DW_AT_producer
# PRECHECK-NEXT: DW_AT_language
# PRECHECK-NEXT: DW_AT_name
# PRECHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000058)
# PRECHECK-NEXT: DW_AT_stmt_list
# PRECHECK-NEXT: DW_AT_comp_dir
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# PRECHECK-NEXT: DW_AT_addr_base [DW_FORM_sec_offset] (0x00000038)
# PRECHECK-NEXT: DW_AT_loclists_base [DW_FORM_sec_offset] (0x00000051)
# PRECHECK: DW_TAG_variable [2]
# PRECHECK-NEXT: DW_AT_name
# PRECHECK-NEXT: DW_AT_type
# PRECHECK-NEXT: DW_AT_external
# PRECHECK-NEXT: DW_AT_decl_file
# PRECHECK-NEXT: DW_AT_decl_line
# PRECHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x0)
# PRECHECK: DW_TAG_subprogram [7]
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# PRECHECK: DW_TAG_variable [9]
# PRECHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x0)
# PRECHECK: DW_TAG_inlined_subroutine [10]
# PRECHECK-NEXT: DW_AT_abstract_origin
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# helper2.cpp
# PRECHECK: version = 0x0004
# PRECHECK: DW_TAG_compile_unit [1] *
# PRECHECK-NEXT: DW_AT_producer
# PRECHECK-NEXT: DW_AT_language
# PRECHECK-NEXT: DW_AT_name
# PRECHECK-NEXT: DW_AT_stmt_list
# PRECHECK-NEXT: DW_AT_comp_dir
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# PRECHECK: DW_TAG_subprogram [7] * (0x00000240)
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_data4]
# PRECHECK: DW_TAG_variable [9]
# PRECHECK-NEXT: DW_AT_location [DW_FORM_sec_offset]
# PRECHECK: DW_TAG_inlined_subroutine [10]
# PRECHECK-NEXT: DW_AT_abstract_origin
# PRECHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
# PRECHECK-NEXT: DW_AT_high_pc
# POST BOLT.
# POSTCHECK: Addrs: [
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR1:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR2:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR3:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR4:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR5:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR6:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR7:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDR8:]]
# POSTCHECK: Addrs: [
# POSTCHECK-NEXT: 0x[[#%.16x,ADDRB:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDRB1:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDRB2:]]
# POSTCHECK-NEXT: 0x[[#%.16x,ADDRB3:]]
# main.cpp
# POSTCHECK: version = 0x0005
# POSTCHECK: DW_TAG_compile_unit [1] *
# POSTCHECK-NEXT: DW_AT_producer [DW_FORM_strx1] (indexed (00000000)
# POSTCHECK-NEXT: DW_AT_language
# POSTCHECK-NEXT: DW_AT_name
# POSTCHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000008)
# POSTCHECK-NEXT: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000)
# POSTCHECK-NEXT: DW_AT_comp_dir
# POSTCHECK-NEXT: DW_AT_low_pc
# POSTCHECK: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x0)
# POSTCHECK-NEXT: [0x[[#ADDR]], 0x[[#ADDR + 0x7]]
# POSTCHECK-NEXT: [0x[[#ADDR1]], 0x[[#ADDR1 + 0x51]]
# POSTCHECK-NEXT: DW_AT_addr_base [DW_FORM_sec_offset] (0x00000008)
# POSTCHECK-NEXT: DW_AT_rnglists_base [DW_FORM_sec_offset] (0x0000000c)
# POSTCHECK-NEXT: DW_AT_loclists_base [DW_FORM_sec_offset] (0x0000000c)
# POSTCHECK: DW_TAG_subprogram [2]
# POSTCHECK: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000002) address = 0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1) rangelist
# POSTCHECK-NEXT: [0x[[#ADDR]], 0x[[#ADDR + 0x7]]
# POSTCHECK: DW_TAG_subprogram [8]
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000002) address = 0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x2) rangelist = 0x00000027
# POSTCHECK-NEXT: [0x[[#ADDR1]], 0x[[#ADDR1 + 0x51]]
# POSTCHECK: DW_TAG_formal_parameter [9]
# POSTCHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x0) loclist = 0x00000018
# POSTCHECK-NEXT: [0x[[#ADDR1]], 0x[[#ADDR3]]
# POSTCHECK-NEXT: [0x[[#ADDR3]], 0x[[#ADDR3 + 0x2f]]
# POSTCHECK: DW_TAG_formal_parameter [9]
# POSTCHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x1) loclist = 0x00000026
# POSTCHECK-NEXT: [0x[[#ADDR1]], 0x[[#ADDR4]]
# POSTCHECK-NEXT: [0x[[#ADDR4]], 0x[[#ADDR4 + 0x2a]]
# POSTCHECK: DW_TAG_variable
# POSTCHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x2) loclist = 0x00000034
# POSTCHECK-NEXT: [0x[[#ADDR5]], 0x[[#ADDR6]]
# POSTCHECK-NEXT: [0x[[#ADDR6]], 0x[[#ADDR6 + 0x40]]
# POSTCHECK: DW_TAG_inlined_subroutine [12]
# POSTCHECK-NEXT: DW_AT_abstract_origin
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x3) rangelist = 0x0000002b
# POSTCHECK-NEXT: [0x[[#ADDR7]], 0x[[#ADDR6]]
# POSTCHECK-NEXT: [0x[[#ADDR8]], 0x[[#ADDR8 + 0x6]]
# helper0.cpp
# POSTCHECK: version = 0x0004
# POSTCHECK: DW_TAG_compile_unit
# POSTCHECK-NEXT: DW_AT_producer
# POSTCHECK-NEXT: DW_AT_language
# POSTCHECK-NEXT: DW_AT_name
# POSTCHECK-NEXT: DW_AT_stmt_list
# POSTCHECK-NEXT: DW_AT_comp_dir
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# POSTCHECK: DW_TAG_subprogram [7]
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# POSTCHECK: DW_TAG_variable [9]
# POSTCHECK-NEXT: DW_AT_location [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# POSTCHECK-NEXT: [0x
# POSTCHECK: DW_TAG_inlined_subroutine [10]
# POSTCHECK-NEXT: DW_AT_abstract_origin
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# helper1.cpp
# POSTCHECK: version = 0x0005
# POSTCHECK: DW_TAG_compile_unit [1] *
# POSTCHECK-NEXT: DW_AT_producer
# POSTCHECK-NEXT: DW_AT_language
# POSTCHECK-NEXT: DW_AT_name
# POSTCHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000058)
# POSTCHECK-NEXT: DW_AT_stmt_list
# POSTCHECK-NEXT: DW_AT_comp_dir
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x0)
# POSTCHECK-NEXT: [0x[[#ADDRB]], 0x[[#ADDRB + 0x4]]
# POSTCHECK-NEXT: DW_AT_addr_base [DW_FORM_sec_offset]
# POSTCHECK-NEXT: DW_AT_loclists_base [DW_FORM_sec_offset]
# POSTCHECK-NEXT: DW_AT_rnglists_base [DW_FORM_sec_offset]
# POSTCHECK: DW_TAG_variable [2]
# POSTCHECK-NEXT: DW_AT_name
# POSTCHECK-NEXT: DW_AT_type
# POSTCHECK-NEXT: DW_AT_external
# POSTCHECK-NEXT: DW_AT_decl_file
# POSTCHECK-NEXT: DW_AT_decl_line
# POSTCHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x2)
# POSTCHECK: DW_TAG_subprogram [7]
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1)
# POSTCHECK-NEXT: [0x[[#ADDRB]], 0x[[#ADDRB + 0x4]]
# POSTCHECK: DW_TAG_variable [9]
# POSTCHECK-NEXT: DW_AT_location [DW_FORM_loclistx] (indexed (0x0)
# POSTCHECK-NEXT: [0x[[#ADDRB]], 0x[[#ADDRB + 0x3]]
# POSTCHECK-NEXT: [0x[[#ADDRB3]], 0x[[#ADDRB3 + 0x1]]
# POSTCHECK: DW_TAG_inlined_subroutine [10]
# POSTCHECK-NEXT: DW_AT_abstract_origin
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000001)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x2) rangelist
# POSTCHECK-NEXT: [0x[[#ADDRB]], 0x[[#ADDRB + 0x3]]
# helper2.cpp
# POSTCHECK: version = 0x0004
# POSTCHECK: DW_TAG_compile_unit [1] *
# POSTCHECK-NEXT: DW_AT_producer
# POSTCHECK-NEXT: DW_AT_language
# POSTCHECK-NEXT: DW_AT_name
# POSTCHECK-NEXT: DW_AT_stmt_list
# POSTCHECK-NEXT: DW_AT_comp_dir
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# POSTCHECK: DW_TAG_subprogram [7]
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# POSTCHECK: DW_TAG_variable [9]
# POSTCHECK-NEXT: DW_AT_location [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x
# POSTCHECK-NEXT: [0x
# POSTCHECK: DW_TAG_inlined_subroutine [10]
# POSTCHECK-NEXT: DW_AT_abstract_origin
# POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges [DW_FORM_sec_offset]
# POSTCHECK-NEXT: [0x