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//===- OffloadError.h - Definition of error class -------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
#ifndef OPENMP_LIBOMPTARGET_PLUGINS_NEXTGEN_COMMON_OFFLOAD_ERROR_H
#define OPENMP_LIBOMPTARGET_PLUGINS_NEXTGEN_COMMON_OFFLOAD_ERROR_H
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorHandling.h"
namespace error {
enum class ErrorCode {
#define OFFLOAD_ERRC(Name, _, Value) Name = Value,
#include "OffloadErrcodes.inc"
#undef OFFLOAD_ERRC
};
} // namespace error
namespace std {
template <> struct is_error_code_enum<error::ErrorCode> : std::true_type {};
} // namespace std
namespace error {
const std::error_category &OffloadErrCategory();
inline std::error_code make_error_code(ErrorCode E) {
return std::error_code(static_cast<int>(E), OffloadErrCategory());
}
/// Base class for errors originating in DIA SDK, e.g. COM calls
class OffloadError : public llvm::ErrorInfo<OffloadError, llvm::StringError> {
public:
using ErrorInfo<OffloadError, StringError>::ErrorInfo;
OffloadError(const llvm::Twine &S) : ErrorInfo(S, ErrorCode::UNKNOWN) {}
// The definition for this resides in the plugin static library
static char ID;
};
/// Create an Offload error.
template <typename... ArgsTy>
static llvm::Error createOffloadError(error::ErrorCode Code, const char *ErrFmt,
ArgsTy... Args) {
std::string Buffer;
llvm::raw_string_ostream(Buffer) << llvm::format(ErrFmt, Args...);
return llvm::make_error<error::OffloadError>(Code, Buffer);
}
inline llvm::Error createOffloadError(error::ErrorCode Code, const char *S) {
return llvm::make_error<error::OffloadError>(Code, S);
}
// The OffloadError will have a message of either:
// * "{Context}: {Message}" if the other error is a StringError
// * "{Context}" otherwise
inline llvm::Error createOffloadError(error::ErrorCode Code,
llvm::Error &&OtherError,
const char *Context) {
std::string Buffer{Context};
llvm::raw_string_ostream buffer(Buffer);
handleAllErrors(
std::move(OtherError),
[&](llvm::StringError &Err) {
buffer << ": ";
buffer << Err.getMessage();
},
[&](llvm::ErrorInfoBase &Err) {
// Non-string error message don't add anything to the offload error's
// error message
});
return llvm::make_error<error::OffloadError>(Code, Buffer);
}
} // namespace error
#endif
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