diff options
author | David Sehr <sehr@google.com> | 2019-10-23 15:05:03 -0700 |
---|---|---|
committer | David Sehr <sehr@google.com> | 2019-10-23 15:12:02 -0700 |
commit | 8fcf8f468e350a29af0436f1f47777a2a0c825f5 (patch) | |
tree | 15c2099771212b7da4b7a0dc5547e4376316f15a /startop | |
parent | 582834e245859f184d328aae2441b6198c8095ee (diff) | |
download | base-8fcf8f468e350a29af0436f1f47777a2a0c825f5.tar.gz |
Add initialization check benchmark
Add a benchmark to test the cost of initialization checks. The
application run with JIT versus AOT shows the cost of initialization
checks of other classes.
Bug: none
Test: run the test, compile, run the test again
Change-Id: Ic15d872e2284084e003056849453150fb533ca81
Diffstat (limited to 'startop')
-rw-r--r-- | startop/apps/test/Android.bp | 2 | ||||
-rw-r--r-- | startop/apps/test/AndroidManifest.xml | 12 | ||||
-rw-r--r-- | startop/apps/test/src/InitCheckOverheadBenchmarkActivity.java | 30 | ||||
-rw-r--r-- | startop/apps/test/src/InitCheckOverheadBenchmarks.java | 134 |
4 files changed, 178 insertions, 0 deletions
diff --git a/startop/apps/test/Android.bp b/startop/apps/test/Android.bp index 5de7fd2fb0a0..3f20273a8d61 100644 --- a/startop/apps/test/Android.bp +++ b/startop/apps/test/Android.bp @@ -22,6 +22,8 @@ android_app { "src/CPUIntensiveBenchmarks.java", "src/EmptyActivity.java", "src/FrameLayoutInflationActivity.java", + "src/InitCheckOverheadBenchmarkActivity.java", + "src/InitCheckOverheadBenchmarks.java", "src/LayoutInflationActivity.java", "src/NonInteractiveSystemServerBenchmarkActivity.java", "src/SystemServerBenchmarkActivity.java", diff --git a/startop/apps/test/AndroidManifest.xml b/startop/apps/test/AndroidManifest.xml index b08072e00584..235aa0d25e86 100644 --- a/startop/apps/test/AndroidManifest.xml +++ b/startop/apps/test/AndroidManifest.xml @@ -73,6 +73,18 @@ </activity> <activity + android:label="Initialization Check Overhead Test" + android:name=".InitCheckOverheadBenchmarkActivity" + android:exported="true" > + + <intent-filter> + <action android:name="android.intent.action.MAIN" /> + + <category android:name="android.intent.category.LAUNCHER" /> + </intent-filter> + </activity> + + <activity android:label="TextView Layout Test" android:name=".TextViewInflationActivity" android:exported="true" > diff --git a/startop/apps/test/src/InitCheckOverheadBenchmarkActivity.java b/startop/apps/test/src/InitCheckOverheadBenchmarkActivity.java new file mode 100644 index 000000000000..3e0e3b113a29 --- /dev/null +++ b/startop/apps/test/src/InitCheckOverheadBenchmarkActivity.java @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2019 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.startop.test; + +import android.os.Bundle; + +public class InitCheckOverheadBenchmarkActivity extends SystemServerBenchmarkActivity { + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.system_server_benchmark_page); + + mBenchmarkList = findViewById(R.id.benchmark_list); + + InitCheckOverheadBenchmarks.initializeBenchmarks(this, this); + } +} diff --git a/startop/apps/test/src/InitCheckOverheadBenchmarks.java b/startop/apps/test/src/InitCheckOverheadBenchmarks.java new file mode 100644 index 000000000000..79adbbce45ff --- /dev/null +++ b/startop/apps/test/src/InitCheckOverheadBenchmarks.java @@ -0,0 +1,134 @@ +/* + * Copyright (C) 2019 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * A test of initialization check costs for AOT. + */ + +package com.android.startop.test; + +import android.app.Activity; + +import java.util.Random; + +public class InitCheckOverheadBenchmarks { + public static int mSum; + public static int mSum2; + public static int mStep; + public static int mStep2; + public static int mStartingValue; + + static { + Random random = new Random(); + mStep = random.nextInt(); + mStep2 = random.nextInt(); + mStartingValue = random.nextInt(); + }; + + static class OtherClass { + public static int mStep; + public static int mStep2; + public static int mStartingValue; + static { + Random random = new Random(); + mStep = random.nextInt(); + mStep2 = random.nextInt(); + mStartingValue = random.nextInt(); + }; + }; + + public static void localStaticFor(int iterationCount) { + for (int i = 0; i < iterationCount; ++i) { + mSum += mStep; + } + } + + public static void nonLocalStaticFor(int iterationCount) { + mSum = OtherClass.mStartingValue; + for (int i = 0; i < iterationCount; ++i) { + mSum += OtherClass.mStep; + } + } + + public static void localStaticForTwo(int iterationCount) { + for (int i = 0; i < iterationCount; ++i) { + mSum += mStep; + mSum2 += mStep2; + } + } + + public static void nonLocalStaticForTwo(int iterationCount) { + mSum = OtherClass.mStartingValue; + for (int i = 0; i < iterationCount; ++i) { + mSum += OtherClass.mStep; + mSum2 += OtherClass.mStep2; + } + } + + public static void localStaticDoWhile(int iterationCount) { + int i = 0; + do { + mSum += mStep; + ++i; + } while (i < iterationCount); + } + + public static void nonLocalStaticDoWhile(int iterationCount) { + mSum = OtherClass.mStartingValue; + int i = 0; + do { + mSum += OtherClass.mStep; + ++i; + } while (i < iterationCount); + } + + public static void doGC() { + Runtime.getRuntime().gc(); + } + + // Time limit to run benchmarks in seconds + public static final int TIME_LIMIT = 5; + + static void initializeBenchmarks(Activity parent, BenchmarkRunner benchmarks) { + benchmarks.addBenchmark("GC", () -> { + doGC(); + }); + + benchmarks.addBenchmark("InitCheckFor (local)", () -> { + localStaticFor(10000000); + }); + + benchmarks.addBenchmark("InitCheckFor (non-local)", () -> { + nonLocalStaticFor(10000000); + }); + + benchmarks.addBenchmark("InitCheckForTwo (local)", () -> { + localStaticForTwo(10000000); + }); + + benchmarks.addBenchmark("InitCheckForTwo (non-local)", () -> { + nonLocalStaticForTwo(10000000); + }); + + benchmarks.addBenchmark("InitCheckDoWhile (local)", () -> { + localStaticDoWhile(10000000); + }); + + benchmarks.addBenchmark("InitCheckDoWhile (non-local)", () -> { + nonLocalStaticDoWhile(10000000); + }); + } +} |