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//===------ dwarf2yaml.cpp - obj2yaml conversion tool -----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "Error.h"
#include "llvm/DebugInfo/DWARF/DWARFContext.h"
#include "llvm/ObjectYAML/DWARFYAML.h"
using namespace llvm;
void dumpDebugAbbrev(DWARFContextInMemory &DCtx, DWARFYAML::Data &Y) {
auto AbbrevSetPtr = DCtx.getDebugAbbrev();
if (AbbrevSetPtr) {
for (auto AbbrvDeclSet : *AbbrevSetPtr) {
for (auto AbbrvDecl : AbbrvDeclSet.second) {
DWARFYAML::Abbrev Abbrv;
Abbrv.Code = AbbrvDecl.getCode();
Abbrv.Tag = AbbrvDecl.getTag();
Abbrv.Children = AbbrvDecl.hasChildren() ? dwarf::DW_CHILDREN_yes
: dwarf::DW_CHILDREN_no;
for (auto Attribute : AbbrvDecl.attributes()) {
DWARFYAML::AttributeAbbrev AttAbrv;
AttAbrv.Attribute = Attribute.Attr;
AttAbrv.Form = Attribute.Form;
Abbrv.Attributes.push_back(AttAbrv);
}
Y.AbbrevDecls.push_back(Abbrv);
}
}
}
}
void dumpDebugStrings(DWARFContextInMemory &DCtx, DWARFYAML::Data &Y) {
StringRef RemainingTable = DCtx.getStringSection();
while (RemainingTable.size() > 0) {
auto SymbolPair = RemainingTable.split('\0');
RemainingTable = SymbolPair.second;
Y.DebugStrings.push_back(SymbolPair.first);
}
}
std::error_code dwarf2yaml(DWARFContextInMemory &DCtx,
DWARFYAML::Data &Y) {
dumpDebugAbbrev(DCtx, Y);
dumpDebugStrings(DCtx, Y);
return obj2yaml_error::success;
}
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