1 //===- PDBSymbolFunc.cpp - --------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/DebugInfo/PDB/PDBSymbolFunc.h"
12 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
13 #include "llvm/DebugInfo/PDB/IPDBSession.h"
14 #include "llvm/DebugInfo/PDB/PDBSymbol.h"
15 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugEnd.h"
16 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugStart.h"
17 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
18 #include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
19 #include "llvm/Support/Format.h"
23 PDBSymbolFunc::PDBSymbolFunc(const IPDBSession &PDBSession,
24 std::unique_ptr<IPDBRawSymbol> Symbol)
25 : PDBSymbol(PDBSession, std::move(Symbol)) {}
27 std::unique_ptr<PDBSymbolTypeFunctionSig> PDBSymbolFunc::getSignature() const {
28 return Session.getConcreteSymbolById<PDBSymbolTypeFunctionSig>(getTypeId());
31 void PDBSymbolFunc::dump(raw_ostream &OS, int Indent,
32 PDB_DumpLevel Level) const {
33 OS << stream_indent(Indent);
34 if (Level >= PDB_DumpLevel::Normal) {
35 uint32_t FuncStart = getRelativeVirtualAddress();
36 uint32_t FuncEnd = FuncStart + getLength();
37 if (FuncStart == 0 && FuncEnd == 0) {
41 OS << "[" << format_hex(FuncStart, 8);
42 if (auto DebugStart = findOneChild<PDBSymbolFuncDebugStart>())
43 OS << "+" << DebugStart->getRelativeVirtualAddress() - FuncStart;
44 OS << " - " << format_hex(FuncEnd, 8);
45 if (auto DebugEnd = findOneChild<PDBSymbolFuncDebugEnd>())
46 OS << "-" << FuncEnd - DebugEnd->getRelativeVirtualAddress();
50 PDB_RegisterId Reg = getLocalBasePointerRegisterId();
51 if (Reg == PDB_RegisterId::VFrame)
53 else if (hasFramePointer())
54 OS << "(" << Reg << ")";
59 if (auto FuncSig = getSignature()) {
60 // If we have a signature, dump the name with the signature.
61 if (auto ReturnType = FuncSig->getReturnType()) {
62 ReturnType->dump(OS, 0, PDB_DumpLevel::Compact);
66 OS << FuncSig->getCallingConvention() << " ";
68 if (auto ClassParent = FuncSig->getClassParent()) {
69 ClassParent->dump(OS, 0, PDB_DumpLevel::Compact);
74 FuncSig->dumpArgList(OS);
76 uint32_t ClassId = getClassParentId();
78 if (auto Class = Session.getSymbolById(ClassId)) {
79 if (auto UDT = dyn_cast<PDBSymbolTypeUDT>(Class.get()))
80 OS << UDT->getName() << "::";
82 OS << "{class " << Class->getSymTag() << "}::";