include/llvm/ExecutionEngine/Orc/OrcError.h

   1 //===------ OrcError.h - Reject symbol lookup requests ------*- C++ -*-===//
   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 //   Define an error category, error codes, and helper utilities for Orc.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_EXECUTIONENGINE_ORC_ORCERROR_H
  14 #define LLVM_EXECUTIONENGINE_ORC_ORCERROR_H
  15
  16 #include "llvm/Support/Error.h"
  17 #include <system_error>
  18
  19 namespace llvm {
  20 namespace orc {
  21
  22 enum class OrcErrorCode : int {
  23   // RPC Errors
  24   UnknownORCError = 1,
  25   DuplicateDefinition,
  26   JITSymbolNotFound,
  27   RemoteAllocatorDoesNotExist,
  28   RemoteAllocatorIdAlreadyInUse,
  29   RemoteMProtectAddrUnrecognized,
  30   RemoteIndirectStubsOwnerDoesNotExist,
  31   RemoteIndirectStubsOwnerIdAlreadyInUse,
  32   RPCConnectionClosed,
  33   RPCCouldNotNegotiateFunction,
  34   RPCResponseAbandoned,
  35   UnexpectedRPCCall,
  36   UnexpectedRPCResponse,
  37   UnknownErrorCodeFromRemote,
  38   UnknownResourceHandle
  39 };
  40
  41 std::error_code orcError(OrcErrorCode ErrCode);
  42
  43 class DuplicateDefinition : public ErrorInfo<DuplicateDefinition> {
  44 public:
  45   static char ID;
  46
  47   DuplicateDefinition(std::string SymbolName);
  48   std::error_code convertToErrorCode() const override;
  49   void log(raw_ostream &OS) const override;
  50   const std::string &getSymbolName() const;
  51 private:
  52   std::string SymbolName;
  53 };
  54
  55 class JITSymbolNotFound : public ErrorInfo<JITSymbolNotFound> {
  56 public:
  57   static char ID;
  58
  59   JITSymbolNotFound(std::string SymbolName);
  60   std::error_code convertToErrorCode() const override;
  61   void log(raw_ostream &OS) const override;
  62   const std::string &getSymbolName() const;
  63 private:
  64   std::string SymbolName;
  65 };
  66
  67 } // End namespace orc.
  68 } // End namespace llvm.
  69
  70 #endif // LLVM_EXECUTIONENGINE_ORC_ORCERROR_H