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usr / src / contrib / llvm-project / llvm / lib / ExecutionEngine / OrcError /

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📄 OrcError.cpp(4.12 KB)
📄 RPCError.cpp(1.7 KB)

Editing: OrcError.cpp

//===---------------- OrcError.cpp - Error codes for ORC ------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Error codes for ORC.
//
//===----------------------------------------------------------------------===//

#include "llvm/ExecutionEngine/Orc/OrcError.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"

#include <type_traits>

using namespace llvm;
using namespace llvm::orc;

namespace {

// FIXME: This class is only here to support the transition to llvm::Error. It
// will be removed once this transition is complete. Clients should prefer to
// deal with the Error value directly, rather than converting to error_code.
class OrcErrorCategory : public std::error_category {
public:
  const char *name() const noexcept override { return "orc"; }

std::string message(int condition) const override {
    switch (static_cast<OrcErrorCode>(condition)) {
    case OrcErrorCode::UnknownORCError:
      return "Unknown ORC error";
    case OrcErrorCode::DuplicateDefinition:
      return "Duplicate symbol definition";
    case OrcErrorCode::JITSymbolNotFound:
      return "JIT symbol not found";
    case OrcErrorCode::RemoteAllocatorDoesNotExist:
      return "Remote allocator does not exist";
    case OrcErrorCode::RemoteAllocatorIdAlreadyInUse:
      return "Remote allocator Id already in use";
    case OrcErrorCode::RemoteMProtectAddrUnrecognized:
      return "Remote mprotect call references unallocated memory";
    case OrcErrorCode::RemoteIndirectStubsOwnerDoesNotExist:
      return "Remote indirect stubs owner does not exist";
    case OrcErrorCode::RemoteIndirectStubsOwnerIdAlreadyInUse:
      return "Remote indirect stubs owner Id already in use";
    case OrcErrorCode::RPCConnectionClosed:
      return "RPC connection closed";
    case OrcErrorCode::RPCCouldNotNegotiateFunction:
      return "Could not negotiate RPC function";
    case OrcErrorCode::RPCResponseAbandoned:
      return "RPC response abandoned";
    case OrcErrorCode::UnexpectedRPCCall:
      return "Unexpected RPC call";
    case OrcErrorCode::UnexpectedRPCResponse:
      return "Unexpected RPC response";
    case OrcErrorCode::UnknownErrorCodeFromRemote:
      return "Unknown error returned from remote RPC function "
             "(Use StringError to get error message)";
    case OrcErrorCode::UnknownResourceHandle:
      return "Unknown resource handle";
    case OrcErrorCode::MissingSymbolDefinitions:
      return "MissingSymbolsDefinitions";
    case OrcErrorCode::UnexpectedSymbolDefinitions:
      return "UnexpectedSymbolDefinitions";
    }
    llvm_unreachable("Unhandled error code");
  }
};

static ManagedStatic<OrcErrorCategory> OrcErrCat;
}

namespace llvm {
namespace orc {

char DuplicateDefinition::ID = 0;
char JITSymbolNotFound::ID = 0;

std::error_code orcError(OrcErrorCode ErrCode) {
  typedef std::underlying_type<OrcErrorCode>::type UT;
  return std::error_code(static_cast<UT>(ErrCode), *OrcErrCat);
}

DuplicateDefinition::DuplicateDefinition(std::string SymbolName)
  : SymbolName(std::move(SymbolName)) {}

std::error_code DuplicateDefinition::convertToErrorCode() const {
  return orcError(OrcErrorCode::DuplicateDefinition);
}

void DuplicateDefinition::log(raw_ostream &OS) const {
  OS << "Duplicate definition of symbol '" << SymbolName << "'";
}

const std::string &DuplicateDefinition::getSymbolName() const {
  return SymbolName;
}

JITSymbolNotFound::JITSymbolNotFound(std::string SymbolName)
  : SymbolName(std::move(SymbolName)) {}

std::error_code JITSymbolNotFound::convertToErrorCode() const {
  typedef std::underlying_type<OrcErrorCode>::type UT;
  return std::error_code(static_cast<UT>(OrcErrorCode::JITSymbolNotFound),
                         *OrcErrCat);
}

void JITSymbolNotFound::log(raw_ostream &OS) const {
  OS << "Could not find symbol '" << SymbolName << "'";
}

const std::string &JITSymbolNotFound::getSymbolName() const {
  return SymbolName;
}

}
}

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