42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
//===-- Latency.h -----------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// A BenchmarkRunner implementation to measure instruction latencies.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TOOLS_LLVM_EXEGESIS_LATENCY_H
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#define LLVM_TOOLS_LLVM_EXEGESIS_LATENCY_H
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#include "BenchmarkRunner.h"
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namespace exegesis {
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class LatencyBenchmarkRunner : public BenchmarkRunner {
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public:
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~LatencyBenchmarkRunner() override;
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private:
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const char *getDisplayName() const override;
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llvm::Expected<std::vector<llvm::MCInst>>
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createCode(const LLVMState &State, unsigned OpcodeIndex,
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unsigned NumRepetitions,
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const JitFunctionContext &Context) const override;
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std::vector<BenchmarkMeasure>
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runMeasurements(const LLVMState &State, const JitFunction &Function,
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unsigned NumRepetitions) const override;
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};
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} // namespace exegesis
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#endif // LLVM_TOOLS_LLVM_EXEGESIS_LATENCY_H
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