llvm-for-llvmta/tools/llvm-exegesis/lib/Error.h

58 lines
1.6 KiB
C++

//===-- Error.h -------------------------------------------------*- C++ -*-===//
//
// 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 LLVM_TOOLS_LLVM_EXEGESIS_ERROR_H
#define LLVM_TOOLS_LLVM_EXEGESIS_ERROR_H
#include "llvm/ADT/Twine.h"
#include "llvm/Support/Error.h"
namespace llvm {
namespace exegesis {
// A class representing failures that happened within llvm-exegesis, they are
// used to report informations to the user.
class Failure : public StringError {
public:
Failure(const Twine &S) : StringError(S, inconvertibleErrorCode()) {}
};
// A class representing failures that happened during clustering calculations.
class ClusteringError : public ErrorInfo<ClusteringError> {
public:
static char ID;
ClusteringError(const Twine &S) : Msg(S.str()) {}
void log(raw_ostream &OS) const override;
std::error_code convertToErrorCode() const override;
private:
std::string Msg;
};
// A class representing failures that happened during snippet execution.
// Instead of terminating the program crashes are logged into the output.
class SnippetCrash : public ErrorInfo<SnippetCrash> {
public:
static char ID;
SnippetCrash(const Twine &S) : Msg(S.str()) {}
void log(raw_ostream &OS) const override;
std::error_code convertToErrorCode() const override;
private:
std::string Msg;
};
} // namespace exegesis
} // namespace llvm
#endif