Page MenuHomePhabricator
Differential D83116 Diff 286755 llvm/tools/obj2yaml/dwarf2yaml.cpp

Changeset View

Standalone View

View Options

llvm/tools/obj2yaml/dwarf2yaml.cpp

Show All 11 Lines
#include "llvm/DebugInfo/DWARF/DWARFDebugArangeSet.h" #include "llvm/DebugInfo/DWARF/DWARFDebugArangeSet.h"
#include "llvm/DebugInfo/DWARF/DWARFDebugPubTable.h" #include "llvm/DebugInfo/DWARF/DWARFDebugPubTable.h"
#include "llvm/DebugInfo/DWARF/DWARFDebugRangeList.h" #include "llvm/DebugInfo/DWARF/DWARFDebugRangeList.h"
#include "llvm/DebugInfo/DWARF/DWARFFormValue.h" #include "llvm/DebugInfo/DWARF/DWARFFormValue.h"
#include "llvm/DebugInfo/DWARF/DWARFSection.h" #include "llvm/DebugInfo/DWARF/DWARFSection.h"
#include "llvm/ObjectYAML/DWARFYAML.h" #include "llvm/ObjectYAML/DWARFYAML.h"
#include <algorithm> #include <algorithm>
jhendersonUnsubmitted
Done
ReplyInline Actions

I'm slightly surprised you needed to add this. Did this not compile without it?

jhenderson: I'm slightly surprised you needed to add this. Did this not compile without it?
HiguoxingAuthorUnsubmitted
Done
ReplyInline Actions

I guess it was automatically added by the code completion tool.

Higuoxing: I guess it was automatically added by the code completion tool.
using namespace llvm; using namespace llvm;
void dumpDebugAbbrev(DWARFContext &DCtx, DWARFYAML::Data &Y) { void dumpDebugAbbrev(DWARFContext &DCtx, DWARFYAML::Data &Y) {
auto AbbrevSetPtr = DCtx.getDebugAbbrev(); auto AbbrevSetPtr = DCtx.getDebugAbbrev();
if (AbbrevSetPtr) { if (AbbrevSetPtr) {
uint64_t AbbrevTableID = 0;
for (auto AbbrvDeclSet : *AbbrevSetPtr) { for (auto AbbrvDeclSet : *AbbrevSetPtr) {
Y.DebugAbbrev.emplace_back(); Y.DebugAbbrev.emplace_back();
for (auto AbbrvDecl : AbbrvDeclSet.second) { for (auto AbbrvDecl : AbbrvDeclSet.second) {
DWARFYAML::Abbrev Abbrv; DWARFYAML::Abbrev Abbrv;
Abbrv.Code = AbbrvDecl.getCode(); Abbrv.Code = AbbrvDecl.getCode();
Abbrv.Tag = AbbrvDecl.getTag(); Abbrv.Tag = AbbrvDecl.getTag();
Abbrv.Children = AbbrvDecl.hasChildren() ? dwarf::DW_CHILDREN_yes Abbrv.Children = AbbrvDecl.hasChildren() ? dwarf::DW_CHILDREN_yes
: dwarf::DW_CHILDREN_no; : dwarf::DW_CHILDREN_no;
for (auto Attribute : AbbrvDecl.attributes()) { for (auto Attribute : AbbrvDecl.attributes()) {
DWARFYAML::AttributeAbbrev AttAbrv; DWARFYAML::AttributeAbbrev AttAbrv;
AttAbrv.Attribute = Attribute.Attr; AttAbrv.Attribute = Attribute.Attr;
AttAbrv.Form = Attribute.Form; AttAbrv.Form = Attribute.Form;
if (AttAbrv.Form == dwarf::DW_FORM_implicit_const) if (AttAbrv.Form == dwarf::DW_FORM_implicit_const)
AttAbrv.Value = Attribute.getImplicitConstValue(); AttAbrv.Value = Attribute.getImplicitConstValue();
Abbrv.Attributes.push_back(AttAbrv); Abbrv.Attributes.push_back(AttAbrv);
} }
Y.DebugAbbrev.back().ID = AbbrevTableID++;
Y.DebugAbbrev.back().Table.push_back(Abbrv); Y.DebugAbbrev.back().Table.push_back(Abbrv);
} }
} }
} }
} }
void dumpDebugStrings(DWARFContext &DCtx, DWARFYAML::Data &Y) { void dumpDebugStrings(DWARFContext &DCtx, DWARFYAML::Data &Y) {
StringRef RemainingTable = DCtx.getDWARFObj().getStrSection(); StringRef RemainingTable = DCtx.getDWARFObj().getStrSection();
▲ Show 20 Lines • Show All 117 Lines • ▼ Show 20 Lines
void dumpDebugInfo(DWARFContext &DCtx, DWARFYAML::Data &Y) { void dumpDebugInfo(DWARFContext &DCtx, DWARFYAML::Data &Y) {
for (const auto &CU : DCtx.compile_units()) { for (const auto &CU : DCtx.compile_units()) {
DWARFYAML::Unit NewUnit; DWARFYAML::Unit NewUnit;
NewUnit.Format = CU->getFormat(); NewUnit.Format = CU->getFormat();
NewUnit.Length = CU->getLength(); NewUnit.Length = CU->getLength();
NewUnit.Version = CU->getVersion(); NewUnit.Version = CU->getVersion();
if (NewUnit.Version >= 5) if (NewUnit.Version >= 5)
NewUnit.Type = (dwarf::UnitType)CU->getUnitType(); NewUnit.Type = (dwarf::UnitType)CU->getUnitType();
const DWARFDebugAbbrev *DebugAbbrev = DCtx.getDebugAbbrev();
NewUnit.AbbrevTableID = std::distance(
DebugAbbrev->begin(),
std::find_if(
DebugAbbrev->begin(), DebugAbbrev->end(),
[&](const std::pair<uint64_t, DWARFAbbreviationDeclarationSet> &P) {
return P.first == CU->getAbbreviations()->getOffset();
}));
NewUnit.AbbrOffset = CU->getAbbreviations()->getOffset(); NewUnit.AbbrOffset = CU->getAbbreviations()->getOffset();
NewUnit.AddrSize = CU->getAddressByteSize(); NewUnit.AddrSize = CU->getAddressByteSize();
for (auto DIE : CU->dies()) { for (auto DIE : CU->dies()) {
DWARFYAML::Entry NewEntry; DWARFYAML::Entry NewEntry;
DataExtractor EntryData = CU->getDebugInfoExtractor(); DataExtractor EntryData = CU->getDebugInfoExtractor();
uint64_t offset = DIE.getOffset(); uint64_t offset = DIE.getOffset();
assert(EntryData.isValidOffset(offset) && "Invalid DIE Offset"); assert(EntryData.isValidOffset(offset) && "Invalid DIE Offset");
▲ Show 20 Lines • Show All 225 Lines • Show Last 20 Lines