Orc/Shared/OrcError.h

0001 //===--------------- OrcError.h - Orc Error Types ---------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008 //
0009 // Define an error category, error codes, and helper utilities for Orc.
0010 //
0011 //===----------------------------------------------------------------------===//
0012
0013 #ifndef LLVM_EXECUTIONENGINE_ORC_SHARED_ORCERROR_H
0014 #define LLVM_EXECUTIONENGINE_ORC_SHARED_ORCERROR_H
0015
0016 #include "llvm/Support/Error.h"
0017 #include "llvm/Support/raw_ostream.h"
0018 #include <string>
0019 #include <system_error>
0020
0021 namespace llvm {
0022 namespace orc {
0023
0024 enum class OrcErrorCode : int {
0025   // RPC Errors
0026   UnknownORCError = 1,
0027   DuplicateDefinition,
0028   JITSymbolNotFound,
0029   RemoteAllocatorDoesNotExist,
0030   RemoteAllocatorIdAlreadyInUse,
0031   RemoteMProtectAddrUnrecognized,
0032   RemoteIndirectStubsOwnerDoesNotExist,
0033   RemoteIndirectStubsOwnerIdAlreadyInUse,
0034   RPCConnectionClosed,
0035   RPCCouldNotNegotiateFunction,
0036   RPCResponseAbandoned,
0037   UnexpectedRPCCall,
0038   UnexpectedRPCResponse,
0039   UnknownErrorCodeFromRemote,
0040   UnknownResourceHandle,
0041   MissingSymbolDefinitions,
0042   UnexpectedSymbolDefinitions,
0043 };
0044
0045 std::error_code orcError(OrcErrorCode ErrCode);
0046
0047 class DuplicateDefinition : public ErrorInfo<DuplicateDefinition> {
0048 public:
0049   static char ID;
0050
0051   DuplicateDefinition(std::string SymbolName);
0052   std::error_code convertToErrorCode() const override;
0053   void log(raw_ostream &OS) const override;
0054   const std::string &getSymbolName() const;
0055 private:
0056   std::string SymbolName;
0057 };
0058
0059 class JITSymbolNotFound : public ErrorInfo<JITSymbolNotFound> {
0060 public:
0061   static char ID;
0062
0063   JITSymbolNotFound(std::string SymbolName);
0064   std::error_code convertToErrorCode() const override;
0065   void log(raw_ostream &OS) const override;
0066   const std::string &getSymbolName() const;
0067 private:
0068   std::string SymbolName;
0069 };
0070
0071 } // End namespace orc.
0072 } // End namespace llvm.
0073
0074 #endif // LLVM_EXECUTIONENGINE_ORC_SHARED_ORCERROR_H