================ @@ -0,0 +1,108 @@ +//===-- InstrumentationRuntimeLibsanitizers.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 "InstrumentationRuntimeLibsanitizers.h" + +#include "lldb/Breakpoint/StoppointCallbackContext.h" +#include "lldb/Core/Module.h" +#include "lldb/Core/PluginInterface.h" +#include "lldb/Core/PluginManager.h" +#include "lldb/Symbol/Symbol.h" +#include "lldb/Target/Process.h" +#include "lldb/Utility/RegularExpression.h" + +using namespace lldb; +using namespace lldb_private; + +LLDB_PLUGIN_DEFINE(InstrumentationRuntimeLibsanitizers) + +lldb::InstrumentationRuntimeSP +InstrumentationRuntimeLibsanitizers::CreateInstance(const lldb::ProcessSP &process_sp) { + return InstrumentationRuntimeSP(new InstrumentationRuntimeLibsanitizers(process_sp)); +} + +void InstrumentationRuntimeLibsanitizers::Initialize() { + PluginManager::RegisterPlugin( + GetPluginNameStatic(), "AddressSanitizer instrumentation runtime plugin for Libsanitizers.", + CreateInstance, GetTypeStatic); +} + +void InstrumentationRuntimeLibsanitizers::Terminate() { + PluginManager::UnregisterPlugin(CreateInstance); +} + +lldb::InstrumentationRuntimeType InstrumentationRuntimeLibsanitizers::GetTypeStatic() { + return eInstrumentationRuntimeTypeLibsanitizersAsan; +} + +InstrumentationRuntimeLibsanitizers::~InstrumentationRuntimeLibsanitizers() { Deactivate(); } + +const RegularExpression & +InstrumentationRuntimeLibsanitizers::GetPatternForRuntimeLibrary() { + // FIXME: This shouldn't include the "dylib" suffix. + static RegularExpression regex( + llvm::StringRef("libsystem_sanitizers\\.dylib")); + return regex; +} + +bool InstrumentationRuntimeLibsanitizers::CheckIfRuntimeIsValid( + const lldb::ModuleSP module_sp) { + const Symbol *symbol = module_sp->FindFirstSymbolWithNameAndType( + ConstString("__asan_abi_init"), lldb::eSymbolTypeAny); + + return symbol != nullptr; +} + +bool InstrumentationRuntimeLibsanitizers::NotifyBreakpointHit( + void *baton, StoppointCallbackContext *context, user_id_t break_id, + user_id_t break_loc_id) { + assert(baton && "null baton"); + if (!baton) + return false; + + InstrumentationRuntimeLibsanitizers *const instance = + static_cast<InstrumentationRuntimeLibsanitizers *>(baton); + + ProcessSP process_sp = instance->GetProcessSP(); + + return ReportRetriever::NotifyBreakpointHit(process_sp, context, break_id, break_loc_id); +} + +void InstrumentationRuntimeLibsanitizers::Activate() { + if (IsActive()) + return; + + ProcessSP process_sp = GetProcessSP(); + if (!process_sp) + return; + + Breakpoint *breakpoint = ReportRetriever::SetupBreakpoint(GetRuntimeModuleSP(), process_sp, ConstString("_Z22raise_sanitizers_error23sanitizer_error_context")); + + if (!breakpoint) + return; + + bool sync = false; ---------------- bulbazord wrote:
Please `const` qualify if this isn't meant to change. https://github.com/llvm/llvm-project/pull/69388 _______________________________________________ lldb-commits mailing list lldb-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits
