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159 changes: 159 additions & 0 deletions
159
core/src/main/java/com/github/grishberg/profiler/analyzer/SimplePerfAnalyzer.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,159 @@ | ||
| package com.github.grishberg.profiler.analyzer | ||
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| import com.android.tools.profilers.cpu.CaptureNode | ||
| import com.android.tools.profilers.cpu.CpuCapture | ||
| import com.android.tools.profilers.cpu.CpuThreadInfo | ||
| import com.android.tools.profilers.cpu.nodemodel.CppFunctionModel | ||
| import com.android.tools.profilers.cpu.nodemodel.JavaMethodModel | ||
| import com.android.tools.profilers.cpu.nodemodel.NoSymbolModel | ||
| import com.android.tools.profilers.cpu.nodemodel.SyscallModel | ||
| import com.android.tools.profilers.cpu.simpleperf.SimpleperfTraceParser | ||
| import com.github.grishberg.profiler.analyzer.converter.NameConverter | ||
| import com.github.grishberg.profiler.common.AppLogger | ||
| import com.github.grishberg.profiler.core.AnalyzerResult | ||
| import com.github.grishberg.profiler.core.ExtendedData | ||
| import java.io.File | ||
| import kotlin.math.max | ||
| import kotlin.math.min | ||
| import kotlin.random.Random | ||
|
|
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| class SimplePerfAnalyzer( | ||
| private val log: AppLogger, | ||
| private val nameConverter: NameConverter, | ||
| ) { | ||
|
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| fun analyze(traceFile: File): AnalyzerResult { | ||
| val parser = SimpleperfTraceParser() | ||
| val traceId = Random.nextLong() | ||
| try { | ||
| return captureToAnalyzerResult(parser.parse(traceFile, traceId)) | ||
| } catch (e: Exception) { | ||
| throw WrongFormatException() | ||
| } | ||
| } | ||
|
|
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| private fun captureToAnalyzerResult(capture: CpuCapture): AnalyzerResult { | ||
| val threads = mapThreads(capture.threads) | ||
|
|
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| val data = mutableMapOf<Int, List<ProfileDataImpl>>() | ||
| var maxLevel = 0 | ||
| val threadTimeBounds = mutableMapOf<Int, ThreadTimeBoundsImpl>() | ||
| val globalTimeBounds = mutableMapOf<Int, ThreadTimeBoundsImpl>() | ||
|
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| var minThreadTime = Long.MAX_VALUE | ||
| var minGlobalTime = Long.MAX_VALUE | ||
|
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| for (thread in threads) { | ||
| val currentThreadRoot = capture.getCaptureNode(thread.threadId) ?: continue | ||
| val profileDataList = mutableListOf<ProfileDataImpl>() | ||
| for (threadChild in currentThreadRoot.children) { | ||
| val newRoot = mapCpuNode(threadChild) | ||
| val level = processChildren(profileDataList, threadChild, newRoot) | ||
| maxLevel = max(maxLevel, level) | ||
| } | ||
| threadTimeBounds[thread.threadId] = ThreadTimeBoundsImpl( | ||
| minTime = convertTime(currentThreadRoot.startThread), maxTime = convertTime(currentThreadRoot.endThread) | ||
| ) | ||
| globalTimeBounds[thread.threadId] = ThreadTimeBoundsImpl( | ||
| minTime = convertTime(currentThreadRoot.startGlobal), maxTime = convertTime(currentThreadRoot.endGlobal) | ||
| ) | ||
|
|
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| minThreadTime = min(minThreadTime, currentThreadRoot.startThread) | ||
| minGlobalTime = min(minGlobalTime, currentThreadRoot.startGlobal) | ||
| data[thread.threadId] = profileDataList | ||
| } | ||
|
|
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| return AnalyzerResultImpl( | ||
| threadTimeBounds = threadTimeBounds, | ||
| globalTimeBounds = globalTimeBounds, | ||
| maxLevel = maxLevel, | ||
| mutableData = data, | ||
| threads = threads, | ||
| mainThreadId = capture.mainThreadId, | ||
| startTimeUs = -1, | ||
| convertTime(minThreadTime), | ||
| convertTime(minGlobalTime), | ||
| ) | ||
| } | ||
|
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| private fun processChildren(allNodes: MutableList<ProfileDataImpl>, node: CaptureNode, newRoot: ProfileDataImpl): Int { | ||
| var maxLevel = node.depth - 1 | ||
| node.children.forEachIndexed { index, captureNode -> | ||
| val profileDataChild = mapCpuNode(captureNode) | ||
| newRoot.addChild(profileDataChild) | ||
| allNodes.add(newRoot) | ||
|
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| val level = processChildren(allNodes, captureNode, profileDataChild) | ||
| maxLevel = max(maxLevel, level) | ||
|
|
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| } | ||
| return maxLevel | ||
| } | ||
|
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| private fun mapThreads(threads: Set<CpuThreadInfo>): List<ThreadItemImpl> { | ||
| return threads.map { ThreadItemImpl(it.name, it.id) }.sortedBy { it.threadId } | ||
| } | ||
|
|
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| private fun mapCpuNode(cpuNode: CaptureNode): ProfileDataImpl { | ||
| val data = cpuNode.data | ||
| val profileData = ProfileDataImpl( | ||
| name = data.fullName, | ||
| level = cpuNode.depth - THREAD_DEPTH_OFFSET, | ||
| threadStartTimeInMillisecond = convertTime(cpuNode.startThread), | ||
| threadEndTimeInMillisecond = convertTime(cpuNode.endThread), | ||
| globalStartTimeInMillisecond = convertTime(cpuNode.startGlobal), | ||
| globalEndTimeInMillisecond = convertTime(cpuNode.endGlobal), | ||
| ) | ||
| when (data) { | ||
| is CppFunctionModel -> { | ||
| profileData.extendedData = ExtendedData.CppFunctionData( | ||
| tag = data.tag, | ||
| id = data.id, | ||
| fullName = data.fullName, | ||
| classOrNamespace = data.classOrNamespace, | ||
| parameters = data.parameters, | ||
| isUserCode = data.isUserCode, | ||
| fileName = data.fileName, | ||
| vAddress = data.vAddress, | ||
| ) | ||
| } | ||
|
|
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| is JavaMethodModel -> { | ||
| profileData.extendedData = ExtendedData.JavaMethodData( | ||
| tag = data.tag, | ||
| id = data.id, | ||
| fullName = data.fullName, | ||
| className = data.className, | ||
| signature = data.signature, | ||
| ) | ||
| } | ||
|
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| is NoSymbolModel -> { | ||
| profileData.extendedData = ExtendedData.NoSymbolData( | ||
| tag = data.tag, | ||
| id = data.id, | ||
| fullName = data.fullName, | ||
| isKernel = data.isKernel, | ||
| ) | ||
| } | ||
|
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| is SyscallModel -> { | ||
| profileData.extendedData = ExtendedData.SyscallData( | ||
| tag = data.tag, | ||
| id = data.id, | ||
| fullName = data.fullName, | ||
| ) | ||
| } | ||
| } | ||
|
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| return profileData | ||
| } | ||
|
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| private fun convertTime(time: Long): Double { | ||
| return time.toDouble() / 1000.0 | ||
| } | ||
|
|
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| private companion object { | ||
| private const val THREAD_DEPTH_OFFSET = 1 | ||
| } | ||
| } |
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