contrib/llvm/include/llvm/ExecutionEngine/Orc/OrcError.h

   1 //===------ OrcError.h - Reject symbol lookup requests ------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 //   Define an error category, error codes, and helper utilities for Orc.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef LLVM_EXECUTIONENGINE_ORC_ORCERROR_H
  15 #define LLVM_EXECUTIONENGINE_ORC_ORCERROR_H
  16
  17 #include "llvm/Support/Error.h"
  18 #include <system_error>
  19
  20 namespace llvm {
  21 namespace orc {
  22
  23 enum class OrcErrorCode : int {
  24   // RPC Errors
  25   UnknownORCError = 1,
  26   DuplicateDefinition,
  27   JITSymbolNotFound,
  28   RemoteAllocatorDoesNotExist,
  29   RemoteAllocatorIdAlreadyInUse,
  30   RemoteMProtectAddrUnrecognized,
  31   RemoteIndirectStubsOwnerDoesNotExist,
  32   RemoteIndirectStubsOwnerIdAlreadyInUse,
  33   RPCConnectionClosed,
  34   RPCCouldNotNegotiateFunction,
  35   RPCResponseAbandoned,
  36   UnexpectedRPCCall,
  37   UnexpectedRPCResponse,
  38   UnknownErrorCodeFromRemote,
  39   UnknownResourceHandle
  40 };
  41
  42 std::error_code orcError(OrcErrorCode ErrCode);
  43
  44 class DuplicateDefinition : public ErrorInfo<DuplicateDefinition> {
  45 public:
  46   static char ID;
  47
  48   DuplicateDefinition(std::string SymbolName);
  49   std::error_code convertToErrorCode() const override;
  50   void log(raw_ostream &OS) const override;
  51   const std::string &getSymbolName() const;
  52 private:
  53   std::string SymbolName;
  54 };
  55
  56 class JITSymbolNotFound : public ErrorInfo<JITSymbolNotFound> {
  57 public:
  58   static char ID;
  59
  60   JITSymbolNotFound(std::string SymbolName);
  61   std::error_code convertToErrorCode() const override;
  62   void log(raw_ostream &OS) const override;
  63   const std::string &getSymbolName() const;
  64 private:
  65   std::string SymbolName;
  66 };
  67
  68 } // End namespace orc.
  69 } // End namespace llvm.
  70
  71 #endif // LLVM_EXECUTIONENGINE_ORC_ORCERROR_H