1 //===- PDBSymbolFunc.cpp - --------------------------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h" 11 #include "llvm/DebugInfo/PDB/IPDBSession.h" 12 #include "llvm/DebugInfo/PDB/PDBSymbol.h" 13 #include "llvm/DebugInfo/PDB/PDBSymbolFunc.h" 14 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugEnd.h" 15 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugStart.h" 16 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h" 17 #include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h" 18 #include "llvm/Support/Format.h" 19 #include <utility> 20 21 using namespace llvm; 22 PDBSymbolFunc::PDBSymbolFunc(const IPDBSession &PDBSession, 23 std::unique_ptr<IPDBRawSymbol> Symbol) 24 : PDBSymbol(PDBSession, std::move(Symbol)) {} 25 26 void PDBSymbolFunc::dump(raw_ostream &OS, int Indent, 27 PDB_DumpLevel Level) const { 28 OS << stream_indent(Indent); 29 if (Level >= PDB_DumpLevel::Normal) { 30 uint32_t FuncStart = getRelativeVirtualAddress(); 31 uint32_t FuncEnd = FuncStart + getLength(); 32 if (FuncStart == 0 && FuncEnd == 0) { 33 OS << "func [???]"; 34 } else { 35 OS << "func "; 36 OS << "[" << format_hex(FuncStart, 8); 37 if (auto DebugStart = findOneChild<PDBSymbolFuncDebugStart>()) 38 OS << "+" << DebugStart->getRelativeVirtualAddress() - FuncStart; 39 OS << " - " << format_hex(FuncEnd, 8); 40 if (auto DebugEnd = findOneChild<PDBSymbolFuncDebugEnd>()) 41 OS << "-" << FuncEnd - DebugEnd->getRelativeVirtualAddress(); 42 OS << "] "; 43 } 44 45 PDB_RegisterId Reg = getLocalBasePointerRegisterId(); 46 if (Reg == PDB_RegisterId::VFrame) 47 OS << "(VFrame)"; 48 else if (hasFramePointer()) 49 OS << "(" << Reg << ")"; 50 else 51 OS << "(FPO)"; 52 53 OS << " "; 54 uint32_t FuncSigId = getTypeId(); 55 if (auto FuncSig = Session.getConcreteSymbolById<PDBSymbolTypeFunctionSig>( 56 FuncSigId)) { 57 OS << "(" << FuncSig->getCallingConvention() << ") "; 58 } 59 60 uint32_t ClassId = getClassParentId(); 61 if (ClassId != 0) { 62 if (auto Class = Session.getSymbolById(ClassId)) { 63 if (auto UDT = dyn_cast<PDBSymbolTypeUDT>(Class.get())) 64 OS << UDT->getName() << "::"; 65 else 66 OS << "{class " << Class->getSymTag() << "}::"; 67 } 68 } 69 OS << getName(); 70 } else { 71 OS << getName(); 72 } 73 } 74