xref: /freebsd/contrib/llvm-project/llvm/lib/DebugInfo/PDB/Native/NativeEnumLineNumbers.cpp (revision ebacd8013fe5f7fdf9f6a5b286f6680dd2891036)
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/DebugInfo/CodeView/CodeView.h"
12 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
13 #include "llvm/DebugInfo/PDB/Native/NativeLineNumber.h"
14 
15 #include <vector>
16 
17 using namespace llvm;
18 using namespace llvm::codeview;
19 using namespace llvm::pdb;
20 
21 NativeEnumLineNumbers::NativeEnumLineNumbers(
22     std::vector<NativeLineNumber> LineNums)
23     : Lines(std::move(LineNums)), Index(0) {}
24 
25 uint32_t NativeEnumLineNumbers::getChildCount() const {
26   return static_cast<uint32_t>(Lines.size());
27 }
28 
29 std::unique_ptr<IPDBLineNumber>
30 NativeEnumLineNumbers::getChildAtIndex(uint32_t N) const {
31   if (N >= getChildCount())
32     return nullptr;
33   return std::make_unique<NativeLineNumber>(Lines[N]);
34 }
35 
36 std::unique_ptr<IPDBLineNumber> NativeEnumLineNumbers::getNext() {
37   return getChildAtIndex(Index++);
38 }
39 
40 void NativeEnumLineNumbers::reset() { Index = 0; }
41