1 //===---------------- OrcError.cpp - Error codes for ORC ------------------===// 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 // Error codes for ORC. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/ExecutionEngine/Orc/Shared/OrcError.h" 14 #include "llvm/Support/ErrorHandling.h" 15 16 #include <type_traits> 17 18 using namespace llvm; 19 using namespace llvm::orc; 20 21 namespace { 22 23 // FIXME: This class is only here to support the transition to llvm::Error. It 24 // will be removed once this transition is complete. Clients should prefer to 25 // deal with the Error value directly, rather than converting to error_code. 26 class OrcErrorCategory : public std::error_category { 27 public: name() const28 const char *name() const noexcept override { return "orc"; } 29 message(int condition) const30 std::string message(int condition) const override { 31 switch (static_cast<OrcErrorCode>(condition)) { 32 case OrcErrorCode::UnknownORCError: 33 return "Unknown ORC error"; 34 case OrcErrorCode::DuplicateDefinition: 35 return "Duplicate symbol definition"; 36 case OrcErrorCode::JITSymbolNotFound: 37 return "JIT symbol not found"; 38 case OrcErrorCode::RemoteAllocatorDoesNotExist: 39 return "Remote allocator does not exist"; 40 case OrcErrorCode::RemoteAllocatorIdAlreadyInUse: 41 return "Remote allocator Id already in use"; 42 case OrcErrorCode::RemoteMProtectAddrUnrecognized: 43 return "Remote mprotect call references unallocated memory"; 44 case OrcErrorCode::RemoteIndirectStubsOwnerDoesNotExist: 45 return "Remote indirect stubs owner does not exist"; 46 case OrcErrorCode::RemoteIndirectStubsOwnerIdAlreadyInUse: 47 return "Remote indirect stubs owner Id already in use"; 48 case OrcErrorCode::RPCConnectionClosed: 49 return "RPC connection closed"; 50 case OrcErrorCode::RPCCouldNotNegotiateFunction: 51 return "Could not negotiate RPC function"; 52 case OrcErrorCode::RPCResponseAbandoned: 53 return "RPC response abandoned"; 54 case OrcErrorCode::UnexpectedRPCCall: 55 return "Unexpected RPC call"; 56 case OrcErrorCode::UnexpectedRPCResponse: 57 return "Unexpected RPC response"; 58 case OrcErrorCode::UnknownErrorCodeFromRemote: 59 return "Unknown error returned from remote RPC function " 60 "(Use StringError to get error message)"; 61 case OrcErrorCode::UnknownResourceHandle: 62 return "Unknown resource handle"; 63 case OrcErrorCode::MissingSymbolDefinitions: 64 return "MissingSymbolsDefinitions"; 65 case OrcErrorCode::UnexpectedSymbolDefinitions: 66 return "UnexpectedSymbolDefinitions"; 67 } 68 llvm_unreachable("Unhandled error code"); 69 } 70 }; 71 getOrcErrCat()72OrcErrorCategory &getOrcErrCat() { 73 static OrcErrorCategory OrcErrCat; 74 return OrcErrCat; 75 } 76 } // namespace 77 78 namespace llvm { 79 namespace orc { 80 81 char DuplicateDefinition::ID = 0; 82 char JITSymbolNotFound::ID = 0; 83 orcError(OrcErrorCode ErrCode)84std::error_code orcError(OrcErrorCode ErrCode) { 85 typedef std::underlying_type_t<OrcErrorCode> UT; 86 return std::error_code(static_cast<UT>(ErrCode), getOrcErrCat()); 87 } 88 DuplicateDefinition(std::string SymbolName)89DuplicateDefinition::DuplicateDefinition(std::string SymbolName) 90 : SymbolName(std::move(SymbolName)) {} 91 convertToErrorCode() const92std::error_code DuplicateDefinition::convertToErrorCode() const { 93 return orcError(OrcErrorCode::DuplicateDefinition); 94 } 95 log(raw_ostream & OS) const96void DuplicateDefinition::log(raw_ostream &OS) const { 97 OS << "Duplicate definition of symbol '" << SymbolName << "'"; 98 } 99 getSymbolName() const100const std::string &DuplicateDefinition::getSymbolName() const { 101 return SymbolName; 102 } 103 JITSymbolNotFound(std::string SymbolName)104JITSymbolNotFound::JITSymbolNotFound(std::string SymbolName) 105 : SymbolName(std::move(SymbolName)) {} 106 convertToErrorCode() const107std::error_code JITSymbolNotFound::convertToErrorCode() const { 108 typedef std::underlying_type_t<OrcErrorCode> UT; 109 return std::error_code(static_cast<UT>(OrcErrorCode::JITSymbolNotFound), 110 getOrcErrCat()); 111 } 112 log(raw_ostream & OS) const113void JITSymbolNotFound::log(raw_ostream &OS) const { 114 OS << "Could not find symbol '" << SymbolName << "'"; 115 } 116 getSymbolName() const117const std::string &JITSymbolNotFound::getSymbolName() const { 118 return SymbolName; 119 } 120 121 } // namespace orc 122 } // namespace llvm 123