llvm/clang/lib/CodeGen/CGVTT.cpp

//===--- CGVTT.cpp - Emit LLVM Code for C++ VTTs --------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This contains code dealing with C++ code generation of VTTs (vtable tables).
//
//===----------------------------------------------------------------------===//

#include "CodeGenModule.h"
#include "CGCXXABI.h"
#include "clang/AST/RecordLayout.h"
#include "clang/AST/VTTBuilder.h"
usingnamespaceclang;
usingnamespaceCodeGen;

static llvm::GlobalVariable *
GetAddrOfVTTVTable(CodeGenVTables &CGVT, CodeGenModule &CGM,
                   const CXXRecordDecl *MostDerivedClass,
                   const VTTVTable &VTable,
                   llvm::GlobalVariable::LinkageTypes Linkage,
                   VTableLayout::AddressPointsMapTy &AddressPoints) { … }

void
CodeGenVTables::EmitVTTDefinition(llvm::GlobalVariable *VTT,
                                  llvm::GlobalVariable::LinkageTypes Linkage,
                                  const CXXRecordDecl *RD) { … }

llvm::GlobalVariable *CodeGenVTables::GetAddrOfVTT(const CXXRecordDecl *RD) { … }

uint64_t CodeGenVTables::getSubVTTIndex(const CXXRecordDecl *RD,
                                        BaseSubobject Base) { … }

uint64_t
CodeGenVTables::getSecondaryVirtualPointerIndex(const CXXRecordDecl *RD,
                                                BaseSubobject Base) { … }