1//===-- InstrumentationRuntime.cpp ------------------------------*- 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 "lldb/Target/InstrumentationRuntime.h" 10#include "lldb/Core/Module.h" 11#include "lldb/Core/ModuleList.h" 12#include "lldb/Core/PluginManager.h" 13#include "lldb/Target/Process.h" 14#include "lldb/Utility/RegularExpression.h" 15#include "lldb/lldb-private.h" 16 17using namespace lldb; 18using namespace lldb_private; 19 20void InstrumentationRuntime::ModulesDidLoad( 21 lldb_private::ModuleList &module_list, lldb_private::Process *process, 22 InstrumentationRuntimeCollection &runtimes) { 23 InstrumentationRuntimeCreateInstance create_callback = nullptr; 24 InstrumentationRuntimeGetType get_type_callback; 25 for (uint32_t idx = 0;; ++idx) { 26 create_callback = 27 PluginManager::GetInstrumentationRuntimeCreateCallbackAtIndex(idx); 28 if (create_callback == nullptr) 29 break; 30 get_type_callback = 31 PluginManager::GetInstrumentationRuntimeGetTypeCallbackAtIndex(idx); 32 InstrumentationRuntimeType type = get_type_callback(); 33 34 InstrumentationRuntimeCollection::iterator pos; 35 pos = runtimes.find(type); 36 if (pos == runtimes.end()) { 37 runtimes[type] = create_callback(process->shared_from_this()); 38 } 39 } 40} 41 42void InstrumentationRuntime::ModulesDidLoad( 43 lldb_private::ModuleList &module_list) { 44 if (IsActive()) 45 return; 46 47 if (GetRuntimeModuleSP()) { 48 Activate(); 49 return; 50 } 51 52 module_list.ForEach([this](const lldb::ModuleSP module_sp) -> bool { 53 const FileSpec &file_spec = module_sp->GetFileSpec(); 54 if (!file_spec) 55 return true; // Keep iterating. 56 57 const RegularExpression &runtime_regex = GetPatternForRuntimeLibrary(); 58 if (runtime_regex.Execute(file_spec.GetFilename().GetCString()) || 59 module_sp->IsExecutable()) { 60 if (CheckIfRuntimeIsValid(module_sp)) { 61 SetRuntimeModuleSP(module_sp); 62 Activate(); 63 return false; // Stop iterating, we're done. 64 } 65 } 66 67 return true; 68 }); 69} 70 71lldb::ThreadCollectionSP 72InstrumentationRuntime::GetBacktracesFromExtendedStopInfo( 73 StructuredData::ObjectSP info) { 74 return ThreadCollectionSP(new ThreadCollection()); 75} 76