60 lines · cpp
1//===------ DebuggerSupport.cpp - Utils for enabling debugger support -----===//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 "llvm/ExecutionEngine/Orc/Debugging/DebuggerSupport.h"10#include "llvm/ExecutionEngine/Orc/Debugging/DebuggerSupportPlugin.h"11#include "llvm/ExecutionEngine/Orc/Debugging/ELFDebugObjectPlugin.h"12#include "llvm/ExecutionEngine/Orc/LLJIT.h"13 14#define DEBUG_TYPE "orc"15 16using namespace llvm;17using namespace llvm::orc;18 19namespace llvm::orc {20 21Error enableDebuggerSupport(LLJIT &J) {22 auto *ObjLinkingLayer = dyn_cast<ObjectLinkingLayer>(&J.getObjLinkingLayer());23 if (!ObjLinkingLayer)24 return make_error<StringError>("Cannot enable LLJIT debugger support: "25 "Debugger support requires JITLink",26 inconvertibleErrorCode());27 auto ProcessSymsJD = J.getProcessSymbolsJITDylib();28 if (!ProcessSymsJD)29 return make_error<StringError>("Cannot enable LLJIT debugger support: "30 "Process symbols are not available",31 inconvertibleErrorCode());32 33 auto &ES = J.getExecutionSession();34 const auto &TT = J.getTargetTriple();35 36 switch (TT.getObjectFormat()) {37 case Triple::ELF: {38 Error TargetSymErr = Error::success();39 ObjLinkingLayer->addPlugin(40 std::make_unique<ELFDebugObjectPlugin>(ES, false, true, TargetSymErr));41 return TargetSymErr;42 }43 case Triple::MachO: {44 auto DS = GDBJITDebugInfoRegistrationPlugin::Create(ES, *ProcessSymsJD, TT);45 if (!DS)46 return DS.takeError();47 ObjLinkingLayer->addPlugin(std::move(*DS));48 return Error::success();49 }50 default:51 return make_error<StringError>(52 "Cannot enable LLJIT debugger support: " +53 Triple::getObjectFormatTypeName(TT.getObjectFormat()) +54 " is not supported",55 inconvertibleErrorCode());56 }57}58 59} // namespace llvm::orc60