1//===-- MethodListRecordBuilder.cpp ---------------------------------------===//
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/CodeView/MethodListRecordBuilder.h"
11#include "llvm/DebugInfo/CodeView/FieldListRecordBuilder.h"
12
13using namespace llvm;
14using namespace codeview;
15
16MethodListRecordBuilder::MethodListRecordBuilder()
17    : ListRecordBuilder(TypeRecordKind::MethodOverloadList) {}
18
19void MethodListRecordBuilder::writeMethod(MemberAccess Access, MethodKind Kind,
20                                          MethodOptions Options, TypeIndex Type,
21                                          int32_t VTableSlotOffset) {
22  TypeRecordBuilder &Builder = getBuilder();
23
24  uint16_t Flags = static_cast<uint16_t>(Access);
25  Flags |= static_cast<uint16_t>(Kind) << MethodKindShift;
26  Flags |= static_cast<uint16_t>(Options);
27
28  Builder.writeUInt16(Flags);
29  Builder.writeUInt16(0);
30  Builder.writeTypeIndex(Type);
31  switch (Kind) {
32  case MethodKind::IntroducingVirtual:
33  case MethodKind::PureIntroducingVirtual:
34    assert(VTableSlotOffset >= 0);
35    Builder.writeInt32(VTableSlotOffset);
36    break;
37
38  default:
39    assert(VTableSlotOffset == -1);
40    break;
41  }
42
43  // TODO: Fail if too big?
44}
45
46void MethodListRecordBuilder::writeMethod(const MethodInfo &Method) {
47  writeMethod(Method.getAccess(), Method.getKind(), Method.getOptions(),
48              Method.getType(), Method.getVTableSlotOffset());
49}
50