1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
//===--- Record.cpp - struct and class metadata for the VM ------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "Record.h"
#include "clang/AST/ASTContext.h"
using namespace clang;
using namespace clang::interp;
Record::Record(const RecordDecl *Decl, BaseList &&SrcBases,
FieldList &&SrcFields, VirtualBaseList &&SrcVirtualBases,
unsigned VirtualSize, unsigned BaseSize)
: Decl(Decl), Bases(std::move(SrcBases)), Fields(std::move(SrcFields)),
BaseSize(BaseSize), VirtualSize(VirtualSize), IsUnion(Decl->isUnion()) {
for (Base &V : SrcVirtualBases)
VirtualBases.push_back({ V.Decl, V.Offset + BaseSize, V.Desc, V.R });
for (Base &B : Bases)
BaseMap[B.Decl] = &B;
for (Field &F : Fields)
FieldMap[F.Decl] = &F;
for (Base &V : VirtualBases)
VirtualBaseMap[V.Decl] = &V;
}
const std::string Record::getName() const {
std::string Ret;
llvm::raw_string_ostream OS(Ret);
Decl->getNameForDiagnostic(OS, Decl->getASTContext().getPrintingPolicy(),
/*Qualified=*/true);
return Ret;
}
const Record::Field *Record::getField(const FieldDecl *FD) const {
auto It = FieldMap.find(FD);
assert(It != FieldMap.end() && "Missing field");
return It->second;
}
const Record::Base *Record::getBase(const RecordDecl *FD) const {
auto It = BaseMap.find(FD);
assert(It != BaseMap.end() && "Missing base");
return It->second;
}
const Record::Base *Record::getBase(QualType T) const {
if (auto *RT = T->getAs<RecordType>()) {
const RecordDecl *RD = RT->getDecl();
return BaseMap.lookup(RD);
}
return nullptr;
}
const Record::Base *Record::getVirtualBase(const RecordDecl *FD) const {
auto It = VirtualBaseMap.find(FD);
assert(It != VirtualBaseMap.end() && "Missing virtual base");
return It->second;
}
|
