contrib/libs/llvm12/lib/DebugInfo/PDB/Native/NativeEnumLineNumbers.cpp


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

//==- NativeEnumLineNumbers.cpp - Native Type Enumerator impl ----*- 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 "llvm/DebugInfo/PDB/Native/NativeEnumLineNumbers.h" 
 
#include "llvm/ADT/STLExtras.h" 
#include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h" 
#include "llvm/DebugInfo/CodeView/DebugSubsectionRecord.h" 
#include "llvm/DebugInfo/PDB/IPDBEnumChildren.h" 
#include "llvm/DebugInfo/PDB/Native/NativeLineNumber.h" 
#include "llvm/DebugInfo/PDB/Native/NativeSession.h" 
#include "llvm/DebugInfo/PDB/Native/NativeSourceFile.h" 
 
using namespace llvm; 
using namespace llvm::codeview; 
using namespace llvm::pdb; 
 
NativeEnumLineNumbers::NativeEnumLineNumbers( 
    std::vector<NativeLineNumber> LineNums) 
    : Lines(std::move(LineNums)), Index(0) {} 
 
uint32_t NativeEnumLineNumbers::getChildCount() const { 
  return static_cast<uint32_t>(Lines.size()); 
} 
 
std::unique_ptr<IPDBLineNumber> 
NativeEnumLineNumbers::getChildAtIndex(uint32_t N) const { 
  if (N >= getChildCount()) 
    return nullptr; 
  return std::make_unique<NativeLineNumber>(Lines[N]); 
} 
 
std::unique_ptr<IPDBLineNumber> NativeEnumLineNumbers::getNext() { 
  return getChildAtIndex(Index++); 
} 
 
void NativeEnumLineNumbers::reset() { Index = 0; }