| //===-- 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 |