77 lines · cpp
1//===-- AddressResolverFileLine.cpp ---------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "lldb/Core/AddressResolverFileLine.h"10 11#include "lldb/Core/Address.h"12#include "lldb/Core/AddressRange.h"13#include "lldb/Symbol/CompileUnit.h"14#include "lldb/Symbol/LineEntry.h"15#include "lldb/Symbol/SymbolContext.h"16#include "lldb/Utility/ConstString.h"17#include "lldb/Utility/LLDBLog.h"18#include "lldb/Utility/Log.h"19#include "lldb/Utility/Stream.h"20#include "lldb/Utility/StreamString.h"21#include "lldb/lldb-enumerations.h"22#include "lldb/lldb-types.h"23 24#include <cinttypes>25#include <vector>26 27using namespace lldb;28using namespace lldb_private;29 30// AddressResolverFileLine:31AddressResolverFileLine::AddressResolverFileLine(32 SourceLocationSpec location_spec)33 : AddressResolver(), m_src_location_spec(location_spec) {}34 35AddressResolverFileLine::~AddressResolverFileLine() = default;36 37Searcher::CallbackReturn38AddressResolverFileLine::SearchCallback(SearchFilter &filter,39 SymbolContext &context, Address *addr) {40 SymbolContextList sc_list;41 CompileUnit *cu = context.comp_unit;42 43 Log *log = GetLog(LLDBLog::Breakpoints);44 45 // TODO: Handle SourceLocationSpec column information46 cu->ResolveSymbolContext(m_src_location_spec, eSymbolContextEverything,47 sc_list);48 for (const SymbolContext &sc : sc_list) {49 Address line_start = sc.line_entry.range.GetBaseAddress();50 addr_t byte_size = sc.line_entry.range.GetByteSize();51 if (line_start.IsValid()) {52 AddressRange new_range(line_start, byte_size);53 m_address_ranges.push_back(new_range);54 } else {55 LLDB_LOGF(log,56 "error: Unable to resolve address at file address 0x%" PRIx6457 " for %s:%d\n",58 line_start.GetFileAddress(),59 m_src_location_spec.GetFileSpec().GetFilename().AsCString(60 "<Unknown>"),61 m_src_location_spec.GetLine().value_or(0));62 }63 }64 return Searcher::eCallbackReturnContinue;65}66 67lldb::SearchDepth AddressResolverFileLine::GetDepth() {68 return lldb::eSearchDepthCompUnit;69}70 71void AddressResolverFileLine::GetDescription(Stream *s) {72 s->Printf(73 "File and line address - file: \"%s\" line: %u",74 m_src_location_spec.GetFileSpec().GetFilename().AsCString("<Unknown>"),75 m_src_location_spec.GetLine().value_or(0));76}77