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       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           2 : 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           4 : 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