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Current Path: /usr/src/contrib/llvm-project/lldb/source/Plugins/SymbolFile/DWARF

usr / src / contrib / llvm-project / lldb / source / Plugins / SymbolFile / DWARF /

📁 ..
📄 AppleDWARFIndex.cpp(7.64 KB)
📄 AppleDWARFIndex.h(3.23 KB)
📄 DIERef.cpp(768 B)
📄 DIERef.h(2.46 KB)
📄 DWARFASTParser.h(2.01 KB)
📄 DWARFASTParserClang.cpp(138.9 KB)
📄 DWARFASTParserClang.h(10.29 KB)
📄 DWARFAbbreviationDeclaration.cpp(2.96 KB)
📄 DWARFAbbreviationDeclaration.h(2.6 KB)
📄 DWARFAttribute.cpp(1.86 KB)
📄 DWARFAttribute.h(2.69 KB)
📄 DWARFBaseDIE.cpp(3.4 KB)
📄 DWARFBaseDIE.h(3.76 KB)
📄 DWARFCompileUnit.cpp(3.88 KB)
📄 DWARFCompileUnit.h(1.32 KB)
📄 DWARFContext.cpp(5.27 KB)
📄 DWARFContext.h(2.84 KB)
📄 DWARFDIE.cpp(11.88 KB)
📄 DWARFDIE.h(2.8 KB)
📄 DWARFDataExtractor.cpp(980 B)
📄 DWARFDataExtractor.h(1.25 KB)
📄 DWARFDebugAbbrev.cpp(4.6 KB)
📄 DWARFDebugAbbrev.h(2.92 KB)
📄 DWARFDebugArangeSet.cpp(5.4 KB)
📄 DWARFDebugArangeSet.h(2.35 KB)
📄 DWARFDebugAranges.cpp(2.89 KB)
📄 DWARFDebugAranges.h(1.6 KB)
📄 DWARFDebugInfo.cpp(6.65 KB)
📄 DWARFDebugInfo.h(2.84 KB)
📄 DWARFDebugInfoEntry.cpp(28.41 KB)
📄 DWARFDebugInfoEntry.h(7.26 KB)
📄 DWARFDebugMacro.cpp(4.35 KB)
📄 DWARFDebugMacro.h(1.74 KB)
📄 DWARFDebugRanges.cpp(4.12 KB)
📄 DWARFDebugRanges.h(1.41 KB)
📄 DWARFDeclContext.cpp(3.13 KB)
📄 DWARFDeclContext.h(2.53 KB)
📄 DWARFDefines.cpp(2.6 KB)
📄 DWARFDefines.h(1.09 KB)
📄 DWARFFormValue.cpp(16.48 KB)
📄 DWARFFormValue.h(3.27 KB)
📄 DWARFIndex.cpp(3.17 KB)
📄 DWARFIndex.h(3.76 KB)
📄 DWARFTypeUnit.cpp(857 B)
📄 DWARFTypeUnit.h(1.31 KB)
📄 DWARFUnit.cpp(32.71 KB)
📄 DWARFUnit.h(12.09 KB)
📄 DebugNamesDWARFIndex.cpp(9.7 KB)
📄 DebugNamesDWARFIndex.h(3.98 KB)
📄 HashedNameToDIE.cpp(19.9 KB)
📄 HashedNameToDIE.h(6.8 KB)
📄 LogChannelDWARF.cpp(1.13 KB)
📄 LogChannelDWARF.h(1.16 KB)
📄 ManualDWARFIndex.cpp(16.36 KB)
📄 ManualDWARFIndex.h(3.26 KB)
📄 NameToDIE.cpp(2.7 KB)
📄 NameToDIE.h(1.5 KB)
📄 SymbolFileDWARF.cpp(143.94 KB)
📄 SymbolFileDWARF.h(17.92 KB)
📄 SymbolFileDWARFDebugMap.cpp(54.3 KB)
📄 SymbolFileDWARFDebugMap.h(14.08 KB)
📄 SymbolFileDWARFDwo.cpp(4.41 KB)
📄 SymbolFileDWARFDwo.h(2.33 KB)
📄 SymbolFileDWARFProperties.td(285 B)
📄 UniqueDWARFASTType.cpp(2.84 KB)
📄 UniqueDWARFASTType.h(3.04 KB)

Editing: DWARFDebugAranges.cpp

//===-- DWARFDebugAranges.cpp ---------------------------------------------===//
//
// 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 "DWARFDebugAranges.h"
#include "DWARFDebugArangeSet.h"
#include "DWARFUnit.h"
#include "lldb/Utility/Log.h"
#include "lldb/Utility/Timer.h"

using namespace lldb;
using namespace lldb_private;

// Constructor
DWARFDebugAranges::DWARFDebugAranges() : m_aranges() {}

// CountArangeDescriptors
class CountArangeDescriptors {
public:
  CountArangeDescriptors(uint32_t &count_ref) : count(count_ref) {
    //      printf("constructor CountArangeDescriptors()\n");
  }
  void operator()(const DWARFDebugArangeSet &set) {
    count += set.NumDescriptors();
  }
  uint32_t &count;
};

// Extract
llvm::Error
DWARFDebugAranges::extract(const DWARFDataExtractor &debug_aranges_data) {
  lldb::offset_t offset = 0;

DWARFDebugArangeSet set;
  Range range;
  while (debug_aranges_data.ValidOffset(offset)) {
    llvm::Error error = set.extract(debug_aranges_data, &offset);
    if (!error)
      return error;

const uint32_t num_descriptors = set.NumDescriptors();
    if (num_descriptors > 0) {
      const dw_offset_t cu_offset = set.GetHeader().cu_offset;

for (uint32_t i = 0; i < num_descriptors; ++i) {
        const DWARFDebugArangeSet::Descriptor &descriptor =
            set.GetDescriptorRef(i);
        m_aranges.Append(RangeToDIE::Entry(descriptor.address,
                                           descriptor.length, cu_offset));
      }
    }
    set.Clear();
  }
  return llvm::ErrorSuccess();
}

void DWARFDebugAranges::Dump(Log *log) const {
  if (log == nullptr)
    return;

const size_t num_entries = m_aranges.GetSize();
  for (size_t i = 0; i < num_entries; ++i) {
    const RangeToDIE::Entry *entry = m_aranges.GetEntryAtIndex(i);
    if (entry)
      LLDB_LOGF(log, "0x%8.8x: [0x%" PRIx64 " - 0x%" PRIx64 ")", entry->data,
                entry->GetRangeBase(), entry->GetRangeEnd());
  }
}

void DWARFDebugAranges::AppendRange(dw_offset_t offset, dw_addr_t low_pc,
                                    dw_addr_t high_pc) {
  if (high_pc > low_pc)
    m_aranges.Append(RangeToDIE::Entry(low_pc, high_pc - low_pc, offset));
}

void DWARFDebugAranges::Sort(bool minimize) {
  static Timer::Category func_cat(LLVM_PRETTY_FUNCTION);
  Timer scoped_timer(func_cat, "%s this = %p", LLVM_PRETTY_FUNCTION,
                     static_cast<void *>(this));

m_aranges.Sort();
  m_aranges.CombineConsecutiveEntriesWithEqualData();
}

// FindAddress
dw_offset_t DWARFDebugAranges::FindAddress(dw_addr_t address) const {
  const RangeToDIE::Entry *entry = m_aranges.FindEntryThatContains(address);
  if (entry)
    return entry->data;
  return DW_INVALID_OFFSET;
}

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Editing: DWARFDebugAranges.cpp

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