xref: /freebsd/contrib/llvm-project/llvm/lib/DebugInfo/PDB/Native/NativeEnumLineNumbers.cpp (revision 5ffd83dbcc34f10e07f6d3e968ae6365869615f4)
1 //==- NativeEnumLineNumbers.cpp - Native Type Enumerator impl ----*- 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/NativeEnumLineNumbers.h"
10 
11 #include "llvm/ADT/STLExtras.h"
12 #include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h"
13 #include "llvm/DebugInfo/CodeView/DebugSubsectionRecord.h"
14 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
15 #include "llvm/DebugInfo/PDB/Native/NativeLineNumber.h"
16 #include "llvm/DebugInfo/PDB/Native/NativeSession.h"
17 #include "llvm/DebugInfo/PDB/Native/NativeSourceFile.h"
18 
19 using namespace llvm;
20 using namespace llvm::codeview;
21 using namespace llvm::pdb;
22 
23 NativeEnumLineNumbers::NativeEnumLineNumbers(
24     std::vector<NativeLineNumber> LineNums)
25     : Lines(std::move(LineNums)), Index(0) {}
26 
27 uint32_t NativeEnumLineNumbers::getChildCount() const {
28   return static_cast<uint32_t>(Lines.size());
29 }
30 
31 std::unique_ptr<IPDBLineNumber>
32 NativeEnumLineNumbers::getChildAtIndex(uint32_t N) const {
33   if (N >= getChildCount())
34     return nullptr;
35   return std::make_unique<NativeLineNumber>(Lines[N]);
36 }
37 
38 std::unique_ptr<IPDBLineNumber> NativeEnumLineNumbers::getNext() {
39   return getChildAtIndex(Index++);
40 }
41 
42 void NativeEnumLineNumbers::reset() { Index = 0; }
43