llvm/tools/llvm-exegesis/lib/UopsBenchmarkRunner.h

   1 //===-- UopsBenchmarkRunner.h -----------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 ///
   9 /// \file
  10 /// A BenchmarkRunner implementation to measure uop decomposition.
  11 ///
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef LLVM_TOOLS_LLVM_EXEGESIS_UOPSBENCHMARKRUNNER_H
  15 #define LLVM_TOOLS_LLVM_EXEGESIS_UOPSBENCHMARKRUNNER_H
  16
  17 #include "BenchmarkRunner.h"
  18
  19 namespace llvm {
  20 namespace exegesis {
  21
  22 class UopsBenchmarkRunner : public BenchmarkRunner {
  23 public:
  24   UopsBenchmarkRunner(const LLVMState &State,
  25                       BenchmarkPhaseSelectorE BenchmarkPhaseSelector,
  26                       ExecutionModeE ExecutionMode)
  27       : BenchmarkRunner(State, Benchmark::Uops, BenchmarkPhaseSelector,
  28                         ExecutionMode) {}
  29   ~UopsBenchmarkRunner() override;
  30
  31   static constexpr const size_t kMinNumDifferentAddresses = 6;
  32
  33 private:
  34   Expected<std::vector<BenchmarkMeasure>>
  35   runMeasurements(const FunctionExecutor &Executor) const override;
  36 };
  37
  38 } // namespace exegesis
  39 } // namespace llvm
  40
  41 #endif // LLVM_TOOLS_LLVM_EXEGESIS_UOPSBENCHMARKRUNNER_H