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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: DWARFIndex.cpp

//===-- DWARFIndex.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 "Plugins/SymbolFile/DWARF/DWARFIndex.h"
#include "Plugins/Language/ObjC/ObjCLanguage.h"
#include "Plugins/SymbolFile/DWARF/DWARFDIE.h"
#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"

#include "lldb/Core/Module.h"

using namespace lldb_private;
using namespace lldb;

DWARFIndex::~DWARFIndex() = default;

bool DWARFIndex::ProcessFunctionDIE(
    llvm::StringRef name, DIERef ref, SymbolFileDWARF &dwarf,
    const CompilerDeclContext &parent_decl_ctx, uint32_t name_type_mask,
    llvm::function_ref<bool(DWARFDIE die)> callback) {
  DWARFDIE die = dwarf.GetDIE(ref);
  if (!die) {
    ReportInvalidDIERef(ref, name);
    return true;
  }

// Exit early if we're searching exclusively for methods or selectors and
  // we have a context specified (no methods in namespaces).
  uint32_t looking_for_nonmethods =
      name_type_mask & ~(eFunctionNameTypeMethod | eFunctionNameTypeSelector);
  if (!looking_for_nonmethods && parent_decl_ctx.IsValid())
    return true;

// Otherwise, we need to also check that the context matches. If it does not
  // match, we do nothing.
  if (!SymbolFileDWARF::DIEInDeclContext(parent_decl_ctx, die))
    return true;

// In case of a full match, we just insert everything we find.
  if (name_type_mask & eFunctionNameTypeFull)
    return callback(die);

// If looking for ObjC selectors, we need to also check if the name is a
  // possible selector.
  if (name_type_mask & eFunctionNameTypeSelector &&
      ObjCLanguage::IsPossibleObjCMethodName(die.GetName()))
    return callback(die);

bool looking_for_methods = name_type_mask & lldb::eFunctionNameTypeMethod;
  bool looking_for_functions = name_type_mask & lldb::eFunctionNameTypeBase;
  if (looking_for_methods || looking_for_functions) {
    // If we're looking for either methods or functions, we definitely want this
    // die. Otherwise, only keep it if the die type matches what we are
    // searching for.
    if ((looking_for_methods && looking_for_functions) ||
        looking_for_methods == die.IsMethod())
      return callback(die);
  }

return true;
}

DWARFIndex::DIERefCallbackImpl::DIERefCallbackImpl(
    const DWARFIndex &index, llvm::function_ref<bool(DWARFDIE die)> callback,
    llvm::StringRef name)
    : m_index(index),
      m_dwarf(*llvm::cast<SymbolFileDWARF>(index.m_module.GetSymbolFile())),
      m_callback(callback), m_name(name) {}

bool DWARFIndex::DIERefCallbackImpl::operator()(DIERef ref) const {
  if (DWARFDIE die = m_dwarf.GetDIE(ref))
    return m_callback(die);
  m_index.ReportInvalidDIERef(ref, m_name);
  return true;
}

void DWARFIndex::ReportInvalidDIERef(DIERef ref, llvm::StringRef name) const {
  m_module.ReportErrorIfModifyDetected(
      "the DWARF debug information has been modified (accelerator table had "
      "bad die 0x%8.8x for '%s')\n",
      ref.die_offset(), name.str().c_str());
}

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Editing: DWARFIndex.cpp

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