content: /*
   * Copyright (C) 2014 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.
   */
  
  // Note that $opt$ is a marker for the optimizing compiler to test
  // it does compile the method.
  
  public class Main {
    public static void main(String[] args) {
      Error error = null;
      try {
        $opt$TestInvokeStatic();
      } catch (Error e) {
        error = e;
      }
      System.out.println(error);
  
      $opt$TestInvokeNew();
  
      int result = $opt$TestInvokeIntParameter(42);
      if (result != 42) {
        throw new Error("Different value returned: " + result);
      }
  
  
      $opt$TestInvokeObjectParameter(new Object());
  
      Object a = new Object();
      Object b = $opt$TestInvokeObjectParameter(a);
      if (a != b) {
        throw new Error("Different object returned " + a + " " + b);
      }
  
      result = $opt$TestInvokeWith2Parameters(10, 9);
      if (result != 1) {
        throw new Error("Unexpected result: " + result);
      }
  
      result = $opt$TestInvokeWith3Parameters(10, 9, 1);
      if (result != 0) {
        throw new Error("Unexpected result: " + result);
      }
  
      result = $opt$TestInvokeWith5Parameters(10000, 1000, 100, 10, 1);
      if (result != 8889) {
        throw new Error("Unexpected result: " + result);
      }
  
      result = $opt$TestInvokeWith7Parameters(100, 6, 5, 4, 3, 2, 1);
      if (result != 79) {
        throw new Error("Unexpected result: " + result);
      }
  
      Main m = new Main();
      if (m.$opt$TestThisParameter(m) != m) {
        throw new Error("Unexpected value returned");
      }
  
      if (m.$opt$TestOtherParameter(new Main()) == m) {
        throw new Error("Unexpected value returned");
      }
  
      if (m.$opt$TestReturnNewObject(m) == m) {
        throw new Error("Unexpected value returned");
      }
  
      // Loop enough iterations to hope for a crash if no write barrier
      // is emitted.
      for (int j = 0; j < 3; j++) {
        Main m1 = new Main();
        $opt$SetFieldInOldObject(m1);
        for (int i = 0; i < 1000; ++i) {
          Object o = new byte[1024];
        }
      }
  
      // Test that we do NPE checks on invokedirect.
      Exception exception = null;
      try {
        invokePrivate();
      } catch (NullPointerException e) {
        exception = e;
      }
  
      // Test that we do NPE checks on array length.
      exception = null;
      try {
        $opt$ArrayLengthOfNull(null);
      } catch (NullPointerException e) {
        exception = e;
      }
  
      if (exception == null) {
        throw new Error("Missing NullPointerException");
      }
  
      result = $opt$InvokeVirtualMethod();
      if (result != 42) {
        throw new Error("Unexpected result: " + result);
      }
  
      String s = $opt$StringInit();
      if (!s.equals("hello world")) {
        throw new Error("Unexpected string: " + s);
      }
    }
  
    public static void invokePrivate() {
      Main m = null;
      m.privateMethod();
    }
  
    private void privateMethod() {
      Object o = new Object();
    }
  
    static int $opt$TestInvokeIntParameter(int param) {
      return param;
    }
  
    static Object $opt$TestInvokeObjectParameter(Object a) {
      forceGCStaticMethod();
      return a;
    }
  
    static int $opt$TestInvokeWith2Parameters(int a, int b) {
      return a - b;
    }
  
    static int $opt$TestInvokeWith3Parameters(int a, int b, int c) {
      return a - b - c;
    }
  
    static int $opt$TestInvokeWith5Parameters(int a, int b, int c, int d, int e) {
      return a - b - c - d - e;
    }
  
    static int $opt$TestInvokeWith7Parameters(int a, int b, int c, int d, int e, int f, int g) {
      return a - b - c - d - e - f - g;
    }
  
    Object $opt$TestThisParameter(Object other) {
      forceGCStaticMethod();
      return other;
    }
  
    Object $opt$TestOtherParameter(Object other) {
      forceGCStaticMethod();
      return other;
    }
  
    Object $opt$TestReturnNewObject(Object other) {
      Object o = new Object();
      forceGCStaticMethod();
      return o;
    }
  
    public static void $opt$TestInvokeStatic() {
      printStaticMethod();
      printStaticMethodWith2Args(1, 2);
      printStaticMethodWith5Args(1, 2, 3, 4, 5);
      printStaticMethodWith7Args(1, 2, 3, 4, 5, 6, 7);
      forceGCStaticMethod();
      throwStaticMethod();
    }
  
    public static void $opt$TestInvokeNew() {
      Object o = new Object();
      forceGCStaticMethod();
      printStaticMethodWithObjectArg(o);
      forceGCStaticMethod();
    }
  
    public static void printStaticMethod() {
      System.out.println("In static method");
    }
  
    public static void printStaticMethodWith2Args(int a, int b) {
      System.out.println("In static method with 2 args " + a + " " + b);
    }
  
    public static void printStaticMethodWith5Args(int a, int b, int c, int d, int e) {
      System.out.println("In static method with 5 args "
          + a + " " + b + " " + c + " " + d + " " + e);
    }
  
    public static void printStaticMethodWith7Args(int a, int b, int c, int d, int e, int f, int g) {
      System.out.println("In static method with 7 args "
          + a + " " + b + " " + c + " " + d + " " + e + " " + f + " " + g);
    }
  
    public static void printStaticMethodWithObjectArg(Object a) {
      System.out.println("In static method with object arg " + a.getClass());
    }
  
    public static void forceGCStaticMethod() {
      Runtime.getRuntime().gc();
      Runtime.getRuntime().gc();
      Runtime.getRuntime().gc();
      Runtime.getRuntime().gc();
      Runtime.getRuntime().gc();
      Runtime.getRuntime().gc();
      System.out.println("Forced GC");
    }
  
    public static void throwStaticMethod() {
      throw new Error("Error");
    }
  
    public static void $opt$SetFieldInOldObject(Main m) {
      m.o = new Main();
    }
  
    public static int $opt$InvokeVirtualMethod() {
      return new Main().virtualMethod();
    }
  
    public int virtualMethod() {
      return 42;
    }
  
    public static int $opt$ArrayLengthOfNull(int[] array) {
      return array.length;
    }
  
    public static String $opt$StringInit() {
      return new String("hello world");
    }
  
    Object o;
  }
  