1 //===-- DWARFCompileUnit.cpp ----------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "llvm/DebugInfo/DWARF/DWARFCompileUnit.h" 10 #include "llvm/DebugInfo/DIContext.h" 11 #include "llvm/DebugInfo/DWARF/DWARFDie.h" 12 #include "llvm/DebugInfo/DWARF/DWARFUnitIndex.h" 13 14 #include "llvm/Support/Format.h" 15 #include "llvm/Support/raw_ostream.h" 16 17 using namespace llvm; 18 19 void DWARFCompileUnit::dump(raw_ostream &OS, DIDumpOptions DumpOpts) { 20 if (DumpOpts.SummarizeTypes) 21 return; 22 int OffsetDumpWidth = 2 * dwarf::getDwarfOffsetByteSize(getFormat()); 23 OS << format("0x%08" PRIx64, getOffset()) << ": Compile Unit:" 24 << " length = " << format("0x%0*" PRIx64, OffsetDumpWidth, getLength()) 25 << ", format = " << dwarf::FormatString(getFormat()) 26 << ", version = " << format("0x%04x", getVersion()); 27 if (getVersion() >= 5) 28 OS << ", unit_type = " << dwarf::UnitTypeString(getUnitType()); 29 OS << ", abbr_offset = " << format("0x%04" PRIx64, getAbbrOffset()); 30 if (!getAbbreviations()) 31 OS << " (invalid)"; 32 OS << ", addr_size = " << format("0x%02x", getAddressByteSize()); 33 if (getVersion() >= 5 && (getUnitType() == dwarf::DW_UT_skeleton || 34 getUnitType() == dwarf::DW_UT_split_compile)) 35 OS << ", DWO_id = " << format("0x%016" PRIx64, *getDWOId()); 36 OS << " (next unit at " << format("0x%08" PRIx64, getNextUnitOffset()) 37 << ")\n"; 38 39 if (DWARFDie CUDie = getUnitDIE(false)) 40 CUDie.dump(OS, 0, DumpOpts); 41 else 42 OS << "<compile unit can't be parsed!>\n\n"; 43 } 44 45 // VTable anchor. 46 DWARFCompileUnit::~DWARFCompileUnit() = default; 47