mirror of https://github.com/rusefi/rusefi.git
111 lines
2.4 KiB
C++
111 lines
2.4 KiB
C++
/**
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* @file perf_trace.h
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*
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* https://github.com/rusefi/rusefi/wiki/Developer-Performance-Tracing
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*
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*/
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#pragma once
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#include "big_buffer.h"
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#include <cstdint>
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#include <cstddef>
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// Defines different events we want to trace. These can be an interval (begin -> end), or an
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// instant. Instants can be global, or specific to one thread. You probably don't want to use
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// each element in PE more than once, as they should each indicate that a specific thing began,
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// ended, or occurred.
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enum class PE : uint8_t {
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// The tag below is consumed by PerfTraceTool.java which generates EnumNames.java
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// enum_start_tag
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INVALID,
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ISR,
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ContextSwitch,
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OutputPinSetValue,
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DecodeTriggerEvent,
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EnginePeriodicFastCallback,
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EnginePeriodicSlowCallback,
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EngineStatePeriodicFastCallback,
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HandleShaftSignal,
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EventQueueInsertTask,
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EventQueueExecuteAll,
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SingleTimerExecutorDoExecute,
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SingleTimerExecutorScheduleTimerCallback,
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PeriodicControllerPeriodicTask,
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PeriodicTimerControllerPeriodicTask,
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AdcCallbackFast,
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AdcProcessSlow,
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AdcConversionSlow,
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AdcConversionFast,
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AdcSubscriptionUpdateSubscribers,
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GetRunningFuel,
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GetInjectionDuration,
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HandleFuel,
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MainTriggerCallback,
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OnTriggerEventSparkLogic,
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ShaftPositionListeners,
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GetBaseFuel,
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GetTpsEnrichment,
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GetSpeedDensityFuel,
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WallFuelAdjust,
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MapAveragingTriggerCallback,
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Unused1,
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SingleTimerExecutorScheduleByTimestamp,
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GetTimeNowUs,
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EventQueueExecuteCallback,
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PwmGeneratorCallback,
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TunerStudioHandleCrcCommand,
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Unused,
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PwmConfigStateChangeCallback,
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Temporary1,
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Temporary2,
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Temporary3,
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Temporary4,
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EngineSniffer,
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PrepareIgnitionSchedule,
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Hip9011IntHoldCallback,
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GlobalLock,
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GlobalUnlock,
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SoftwareKnockProcess,
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LogTriggerTooth,
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LuaTickFunction,
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// enum_end_tag
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// The tag above is consumed by PerfTraceTool.java
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// please note that the tool requires a comma at the end of last value
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};
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void perfEventBegin(PE event);
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void perfEventEnd(PE event);
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void perfEventInstantGlobal(PE event);
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// Enable one buffer's worth of perf tracing, and retrieve the buffer size in bytes
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void perfTraceEnable();
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// Retrieve the trace buffer
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const BigBufferHandle perfTraceGetBuffer();
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#if ENABLE_PERF_TRACE
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class ScopePerf
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{
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public:
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ScopePerf(PE event) : m_event(event) {
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perfEventBegin(event);
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}
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~ScopePerf()
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{
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perfEventEnd(m_event);
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}
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private:
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const PE m_event;
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};
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#else /* if ENABLE_PERF_TRACE */
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struct ScopePerf {
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ScopePerf(PE) {}
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};
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#endif /* ENABLE_PERF_TRACE */
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