1 //===- NativeTypeArray.cpp - info about arrays ------------------*- C++ -*-===//
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/PDB/Native/NativeTypeArray.h"
10 
11 #include "llvm/DebugInfo/CodeView/SymbolRecord.h"
12 #include "llvm/DebugInfo/PDB/Native/NativeTypeBuiltin.h"
13 #include "llvm/DebugInfo/PDB/Native/NativeTypeEnum.h"
14 
15 using namespace llvm;
16 using namespace llvm::codeview;
17 using namespace llvm::pdb;
18 
19 NativeTypeArray::NativeTypeArray(NativeSession &Session, SymIndexId Id,
20                                  codeview::TypeIndex TI,
21                                  codeview::ArrayRecord Record)
22     : NativeRawSymbol(Session, PDB_SymType::ArrayType, Id), Record(Record),
23       Index(TI) {}
24 NativeTypeArray::~NativeTypeArray() {}
25 
26 void NativeTypeArray::dump(raw_ostream &OS, int Indent,
27                            PdbSymbolIdField ShowIdFields,
28                            PdbSymbolIdField RecurseIdFields) const {
29   NativeRawSymbol::dump(OS, Indent, ShowIdFields, RecurseIdFields);
30 
31   dumpSymbolField(OS, "arrayIndexTypeId", getArrayIndexTypeId(), Indent);
32   dumpSymbolIdField(OS, "elementTypeId", getTypeId(), Indent, Session,
33                     PdbSymbolIdField::Type, ShowIdFields, RecurseIdFields);
34 
35   dumpSymbolIdField(OS, "lexicalParentId", 0, Indent, Session,
36                     PdbSymbolIdField::LexicalParent, ShowIdFields,
37                     RecurseIdFields);
38   dumpSymbolField(OS, "length", getLength(), Indent);
39   dumpSymbolField(OS, "count", getCount(), Indent);
40   dumpSymbolField(OS, "constType", isConstType(), Indent);
41   dumpSymbolField(OS, "unalignedType", isUnalignedType(), Indent);
42   dumpSymbolField(OS, "volatileType", isVolatileType(), Indent);
43 }
44 
45 SymIndexId NativeTypeArray::getArrayIndexTypeId() const {
46   return Session.getSymbolCache().findSymbolByTypeIndex(Record.getIndexType());
47 }
48 
49 bool NativeTypeArray::isConstType() const { return false; }
50 
51 bool NativeTypeArray::isUnalignedType() const { return false; }
52 
53 bool NativeTypeArray::isVolatileType() const { return false; }
54 
55 uint32_t NativeTypeArray::getCount() const {
56   NativeRawSymbol &Element =
57       Session.getSymbolCache().getNativeSymbolById(getTypeId());
58   return getLength() / Element.getLength();
59 }
60 
61 SymIndexId NativeTypeArray::getTypeId() const {
62   return Session.getSymbolCache().findSymbolByTypeIndex(
63       Record.getElementType());
64 }
65 
66 uint64_t NativeTypeArray::getLength() const { return Record.Size; }
67