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authorMoritz Pflanzer <moritz.pflanzer@arm.com>2017-09-01 20:41:12 +0100
committerAnthony Barbier <anthony.barbier@arm.com>2018-11-02 16:35:24 +0000
commita09de0c8b2ed0f1481502d3b023375609362d9e3 (patch)
treee34b56d9ca69b025d7d9b943cc4df59cd458f6cb /tests/framework/instruments
parent5280071b336d53aff94ca3a6c70ebbe6bf03f4c3 (diff)
downloadComputeLibrary-a09de0c8b2ed0f1481502d3b023375609362d9e3.tar.gz
COMPMID-415: Rename and move tests
The boost validation is now "standalone" in validation_old and builds as arm_compute_validation_old. The new validation builds now as arm_compute_validation. Change-Id: Ib93ba848a25680ac60afb92b461d574a0757150d Reviewed-on: http://mpd-gerrit.cambridge.arm.com/86187 Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com> Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Diffstat (limited to 'tests/framework/instruments')
-rw-r--r--tests/framework/instruments/Instrument.h98
-rw-r--r--tests/framework/instruments/Instruments.cpp59
-rw-r--r--tests/framework/instruments/Instruments.h105
-rw-r--r--tests/framework/instruments/PMUCounter.cpp140
-rw-r--r--tests/framework/instruments/PMUCounter.h71
-rw-r--r--tests/framework/instruments/WallClockTimer.cpp57
-rw-r--r--tests/framework/instruments/WallClockTimer.h53
7 files changed, 583 insertions, 0 deletions
diff --git a/tests/framework/instruments/Instrument.h b/tests/framework/instruments/Instrument.h
new file mode 100644
index 0000000000..895a64738c
--- /dev/null
+++ b/tests/framework/instruments/Instrument.h
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_TEST_INSTRUMENT
+#define ARM_COMPUTE_TEST_INSTRUMENT
+
+#include "../Utils.h"
+
+#include <memory>
+#include <ostream>
+#include <string>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+/** Interface for classes that can be used to measure performance. */
+class Instrument
+{
+public:
+ /** Helper function to create an instrument of the given type.
+ *
+ * @return Instance of an instrument of the given type.
+ */
+ template <typename T>
+ static std::unique_ptr<Instrument> make_instrument();
+
+ /** Struct representing measurement consisting of value and unit. */
+ struct Measurement final
+ {
+ Measurement(double value, std::string unit)
+ : value{ value }, unit{ std::move(unit) }
+ {
+ }
+
+ friend std::ostream &operator<<(std::ostream &os, const Measurement &measurement);
+
+ double value;
+ std::string unit;
+ };
+
+ Instrument() = default;
+ Instrument(const Instrument &) = default;
+ Instrument(Instrument &&) = default;
+ Instrument &operator=(const Instrument &) = default;
+ Instrument &operator=(Instrument &&) = default;
+ virtual ~Instrument() = default;
+
+ /** Identifier for the instrument */
+ virtual std::string id() const = 0;
+
+ /** Start measuring. */
+ virtual void start() = 0;
+
+ /** Stop measuring. */
+ virtual void stop() = 0;
+
+ /** Return the latest measurement. */
+ virtual Measurement measurement() const = 0;
+};
+
+inline std::ostream &operator<<(std::ostream &os, const Instrument::Measurement &measurement)
+{
+ os << measurement.value << measurement.unit;
+ return os;
+}
+
+template <typename T>
+inline std::unique_ptr<Instrument> Instrument::make_instrument()
+{
+ return support::cpp14::make_unique<T>();
+}
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_TEST_INSTRUMENT */
diff --git a/tests/framework/instruments/Instruments.cpp b/tests/framework/instruments/Instruments.cpp
new file mode 100644
index 0000000000..797a7242ae
--- /dev/null
+++ b/tests/framework/instruments/Instruments.cpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "Instruments.h"
+
+#include "../Utils.h"
+
+#include <map>
+#include <stdexcept>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+InstrumentType instrument_type_from_name(const std::string &name)
+{
+ static const std::map<std::string, InstrumentType> types =
+ {
+ { "all", InstrumentType::ALL },
+ { "none", InstrumentType::NONE },
+ { "wall_clock", InstrumentType::WALL_CLOCK_TIMER },
+ { "cycles", InstrumentType::PMU_CYCLE_COUNTER },
+ { "instructions", InstrumentType::PMU_INSTRUCTION_COUNTER },
+ };
+
+ try
+ {
+ return types.at(tolower(name));
+ }
+ catch(const std::out_of_range &)
+ {
+ throw std::invalid_argument(name);
+ }
+}
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
diff --git a/tests/framework/instruments/Instruments.h b/tests/framework/instruments/Instruments.h
new file mode 100644
index 0000000000..034fa168f5
--- /dev/null
+++ b/tests/framework/instruments/Instruments.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_TEST_INSTRUMENTS
+#define ARM_COMPUTE_TEST_INSTRUMENTS
+
+#include "PMUCounter.h"
+#include "WallClockTimer.h"
+
+#include <sstream>
+#include <string>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+enum class InstrumentType : unsigned int
+{
+ ALL = ~0U,
+ NONE = 0,
+ WALL_CLOCK_TIMER = 1,
+ PMU_CYCLE_COUNTER = 2,
+ PMU_INSTRUCTION_COUNTER = 4
+};
+
+InstrumentType instrument_type_from_name(const std::string &name);
+
+inline InstrumentType operator&(InstrumentType t1, InstrumentType t2)
+{
+ using type = std::underlying_type<InstrumentType>::type;
+ return static_cast<InstrumentType>(static_cast<type>(t1) & static_cast<type>(t2));
+}
+
+inline InstrumentType operator|(InstrumentType t1, InstrumentType t2)
+{
+ using type = std::underlying_type<InstrumentType>::type;
+ return static_cast<InstrumentType>(static_cast<type>(t1) | static_cast<type>(t2));
+}
+
+inline InstrumentType &operator|=(InstrumentType &t1, InstrumentType t2)
+{
+ using type = std::underlying_type<InstrumentType>::type;
+ t1 = static_cast<InstrumentType>(static_cast<type>(t1) | static_cast<type>(t2));
+ return t1;
+}
+
+inline ::std::stringstream &operator>>(::std::stringstream &stream, InstrumentType &instrument)
+{
+ std::string value;
+ stream >> value;
+ instrument = instrument_type_from_name(value);
+ return stream;
+}
+
+inline ::std::stringstream &operator<<(::std::stringstream &stream, InstrumentType instrument)
+{
+ switch(instrument)
+ {
+ case InstrumentType::WALL_CLOCK_TIMER:
+ stream << "WALL_CLOCK_TIMER";
+ break;
+ case InstrumentType::PMU_CYCLE_COUNTER:
+ stream << "PMU_CYCLE_COUNTER";
+ break;
+ case InstrumentType::PMU_INSTRUCTION_COUNTER:
+ stream << "PMU_INSTRUCTION_COUNTER";
+ break;
+ case InstrumentType::ALL:
+ stream << "ALL";
+ break;
+ case InstrumentType::NONE:
+ stream << "NONE";
+ break;
+ default:
+ throw std::invalid_argument("Unsupported instrument type");
+ }
+
+ return stream;
+}
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_TEST_INSTRUMENTS */
diff --git a/tests/framework/instruments/PMUCounter.cpp b/tests/framework/instruments/PMUCounter.cpp
new file mode 100644
index 0000000000..7994a15862
--- /dev/null
+++ b/tests/framework/instruments/PMUCounter.cpp
@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "PMUCounter.h"
+
+#define _GNU_SOURCE 1
+#include <asm/unistd.h>
+#include <csignal>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <fcntl.h>
+#include <linux/hw_breakpoint.h>
+#include <linux/perf_event.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+#undef _GNU_SOURCE
+
+#include <stdexcept>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+CycleCounter::CycleCounter()
+{
+ const pid_t pid = getpid();
+
+ struct perf_event_attr perf_config; //NOLINT
+ memset(&perf_config, 0, sizeof(struct perf_event_attr));
+
+ perf_config.config = PERF_COUNT_HW_CPU_CYCLES;
+ perf_config.size = sizeof(struct perf_event_attr);
+ perf_config.type = PERF_TYPE_HARDWARE;
+ // The inherit bit specifies that this counter should count events of child
+ // tasks as well as the task specified
+ perf_config.inherit = 1;
+ // Enables saving of event counts on context switch for inherited tasks
+ perf_config.inherit_stat = 1;
+
+ _fd = syscall(__NR_perf_event_open, &perf_config, pid, -1, -1, 0);
+
+ if(_fd < 0)
+ {
+ throw std::runtime_error("perf_event_open for cycles failed");
+ }
+}
+
+std::string CycleCounter::id() const
+{
+ return "Cycle Counter";
+}
+
+void CycleCounter::start()
+{
+ ioctl(_fd, PERF_EVENT_IOC_RESET, 0);
+ ioctl(_fd, PERF_EVENT_IOC_ENABLE, 0);
+}
+
+void CycleCounter::stop()
+{
+ ioctl(_fd, PERF_EVENT_IOC_DISABLE, 0);
+ read(_fd, &_cycles, sizeof(_cycles));
+}
+
+Instrument::Measurement CycleCounter::measurement() const
+{
+ return Measurement(_cycles, "cycles");
+}
+
+InstructionCounter::InstructionCounter()
+{
+ const pid_t pid = getpid();
+
+ struct perf_event_attr perf_config; //NOLINT
+ memset(&perf_config, 0, sizeof(struct perf_event_attr));
+
+ perf_config.config = PERF_COUNT_HW_INSTRUCTIONS;
+ perf_config.size = sizeof(struct perf_event_attr);
+ perf_config.type = PERF_TYPE_HARDWARE;
+ // The inherit bit specifies that this counter should count events of child
+ // tasks as well as the task specified
+ perf_config.inherit = 1;
+ // Enables saving of event counts on context switch for inherited tasks
+ perf_config.inherit_stat = 1;
+
+ _fd = syscall(__NR_perf_event_open, &perf_config, pid, -1, -1, 0);
+
+ if(_fd < 0)
+ {
+ throw std::runtime_error("perf_event_open for instructions failed");
+ }
+}
+
+std::string InstructionCounter::id() const
+{
+ return "Instruction Counter";
+}
+
+void InstructionCounter::start()
+{
+ ioctl(_fd, PERF_EVENT_IOC_RESET, 0);
+ ioctl(_fd, PERF_EVENT_IOC_ENABLE, 0);
+}
+
+void InstructionCounter::stop()
+{
+ ioctl(_fd, PERF_EVENT_IOC_DISABLE, 0);
+ read(_fd, &_instructions, sizeof(_instructions));
+}
+
+Instrument::Measurement InstructionCounter::measurement() const
+{
+ return Measurement(_instructions, "instructions");
+}
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
diff --git a/tests/framework/instruments/PMUCounter.h b/tests/framework/instruments/PMUCounter.h
new file mode 100644
index 0000000000..f407be602f
--- /dev/null
+++ b/tests/framework/instruments/PMUCounter.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_TEST_PMU_COUNTER
+#define ARM_COMPUTE_TEST_PMU_COUNTER
+
+#include "Instrument.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+/** Implementation of an instrument to count CPU cycles. */
+class CycleCounter : public Instrument
+{
+public:
+ /** Initialise the cycle counter. */
+ CycleCounter();
+
+ std::string id() const override;
+ void start() override;
+ void stop() override;
+ Measurement measurement() const override;
+
+private:
+ long _fd{ -1 };
+ long long _cycles{ 0 };
+};
+
+/** Implementation of an instrument to count executed CPU instructions. */
+class InstructionCounter : public Instrument
+{
+public:
+ /** Initialise the instruction counter. */
+ InstructionCounter();
+
+ std::string id() const override;
+ void start() override;
+ void stop() override;
+ Measurement measurement() const override;
+
+private:
+ long _fd{ -1 };
+ long long _instructions{ 0 };
+};
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_TEST_PMU_COUNTER */
diff --git a/tests/framework/instruments/WallClockTimer.cpp b/tests/framework/instruments/WallClockTimer.cpp
new file mode 100644
index 0000000000..37db0c7f05
--- /dev/null
+++ b/tests/framework/instruments/WallClockTimer.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "WallClockTimer.h"
+
+#include "../Framework.h"
+#include "../Utils.h"
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+std::string WallClockTimer::id() const
+{
+ return "Wall clock";
+}
+
+void WallClockTimer::start()
+{
+ _start = std::chrono::high_resolution_clock::now();
+}
+
+void WallClockTimer::stop()
+{
+ _stop = std::chrono::high_resolution_clock::now();
+}
+
+Instrument::Measurement WallClockTimer::measurement() const
+{
+ const auto delta = std::chrono::duration_cast<std::chrono::microseconds>(_stop - _start);
+ return Instrument::Measurement(delta.count(), "us");
+}
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
diff --git a/tests/framework/instruments/WallClockTimer.h b/tests/framework/instruments/WallClockTimer.h
new file mode 100644
index 0000000000..b7c390f691
--- /dev/null
+++ b/tests/framework/instruments/WallClockTimer.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2017 ARM Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_TEST_WALL_CLOCK_TIMER
+#define ARM_COMPUTE_TEST_WALL_CLOCK_TIMER
+
+#include "Instrument.h"
+
+#include <chrono>
+
+namespace arm_compute
+{
+namespace test
+{
+namespace framework
+{
+/** Implementation of an instrument to measure elapsed wall-clock time in milliseconds. */
+class WallClockTimer : public Instrument
+{
+public:
+ std::string id() const override;
+ void start() override;
+ void stop() override;
+ Measurement measurement() const override;
+
+private:
+ std::chrono::high_resolution_clock::time_point _start{};
+ std::chrono::high_resolution_clock::time_point _stop{};
+};
+} // namespace framework
+} // namespace test
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_TEST_WALL_CLOCK_TIMER */