llvm-project/lldb/source/Target/InstrumentationRuntime.cpp

76 lines
2.4 KiB
C++

//===-- InstrumentationRuntime.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 "lldb/Target/InstrumentationRuntime.h"
#include "lldb/Core/Module.h"
#include "lldb/Core/ModuleList.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Target/Process.h"
#include "lldb/Utility/RegularExpression.h"
#include "lldb/lldb-private.h"
using namespace lldb;
using namespace lldb_private;
void InstrumentationRuntime::ModulesDidLoad(
lldb_private::ModuleList &module_list, lldb_private::Process *process,
InstrumentationRuntimeCollection &runtimes) {
InstrumentationRuntimeCreateInstance create_callback = nullptr;
InstrumentationRuntimeGetType get_type_callback;
for (uint32_t idx = 0;; ++idx) {
create_callback =
PluginManager::GetInstrumentationRuntimeCreateCallbackAtIndex(idx);
if (create_callback == nullptr)
break;
get_type_callback =
PluginManager::GetInstrumentationRuntimeGetTypeCallbackAtIndex(idx);
InstrumentationRuntimeType type = get_type_callback();
InstrumentationRuntimeCollection::iterator pos;
pos = runtimes.find(type);
if (pos == runtimes.end()) {
runtimes[type] = create_callback(process->shared_from_this());
}
}
}
void InstrumentationRuntime::ModulesDidLoad(
lldb_private::ModuleList &module_list) {
if (IsActive())
return;
if (GetRuntimeModuleSP()) {
Activate();
return;
}
module_list.ForEach([this](const lldb::ModuleSP module_sp) -> bool {
const FileSpec &file_spec = module_sp->GetFileSpec();
if (!file_spec)
return true; // Keep iterating.
const RegularExpression &runtime_regex = GetPatternForRuntimeLibrary();
if (runtime_regex.Execute(file_spec.GetFilename().GetCString()) ||
module_sp->IsExecutable()) {
if (CheckIfRuntimeIsValid(module_sp)) {
SetRuntimeModuleSP(module_sp);
Activate();
return false; // Stop iterating, we're done.
}
}
return true;
});
}
lldb::ThreadCollectionSP
InstrumentationRuntime::GetBacktracesFromExtendedStopInfo(
StructuredData::ObjectSP info) {
return ThreadCollectionSP(new ThreadCollection());
}