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//===-- ValidationEvent.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
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Definitions and utilities for Validation Events.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_LLVM_EXEGESIS_VALIDATIONEVENT_H
#define LLVM_TOOLS_LLVM_EXEGESIS_VALIDATIONEVENT_H
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Error.h"
namespace llvm {
namespace exegesis {
// The main list of supported validation events. The mapping between validation
// events and pfm counters is defined in TableDef files for each target.
enum ValidationEvent {
InstructionRetired,
L1DCacheLoadMiss,
L1DCacheStoreMiss,
L1ICacheLoadMiss,
DataTLBLoadMiss,
DataTLBStoreMiss,
InstructionTLBLoadMiss,
BranchPredictionMiss,
// Number of events.
NumValidationEvents,
};
// Returns the name/description of the given event.
const char *getValidationEventName(ValidationEvent VE);
const char *getValidationEventDescription(ValidationEvent VE);
// Returns the ValidationEvent with the given name.
Expected<ValidationEvent> getValidationEventByName(StringRef Name);
// Command-line options for validation events.
struct ValidationEventOptions {
template <class Opt> void apply(Opt &O) const {
for (int I = 0; I < NumValidationEvents; ++I) {
const auto VE = static_cast<ValidationEvent>(I);
O.getParser().addLiteralOption(getValidationEventName(VE), VE,
getValidationEventDescription(VE));
}
}
};
} // namespace exegesis
} // namespace llvm
#endif
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