/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Note that $opt$ is a marker for the optimizing compiler to test
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// it does compile the method.
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public class Main {
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public static void main(String[] args) {
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Error error = null;
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try {
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$opt$TestInvokeStatic();
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} catch (Error e) {
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error = e;
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}
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System.out.println(error);
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$opt$TestInvokeNew();
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int result = $opt$TestInvokeIntParameter(42);
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if (result != 42) {
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throw new Error("Different value returned: " + result);
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}
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$opt$TestInvokeObjectParameter(new Object());
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Object a = new Object();
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Object b = $opt$TestInvokeObjectParameter(a);
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if (a != b) {
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throw new Error("Different object returned " + a + " " + b);
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}
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result = $opt$TestInvokeWith2Parameters(10, 9);
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if (result != 1) {
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throw new Error("Unexpected result: " + result);
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}
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result = $opt$TestInvokeWith3Parameters(10, 9, 1);
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if (result != 0) {
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throw new Error("Unexpected result: " + result);
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}
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result = $opt$TestInvokeWith5Parameters(10000, 1000, 100, 10, 1);
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if (result != 8889) {
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throw new Error("Unexpected result: " + result);
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}
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result = $opt$TestInvokeWith7Parameters(100, 6, 5, 4, 3, 2, 1);
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if (result != 79) {
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throw new Error("Unexpected result: " + result);
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}
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Main m = new Main();
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if (m.$opt$TestThisParameter(m) != m) {
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throw new Error("Unexpected value returned");
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}
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if (m.$opt$TestOtherParameter(new Main()) == m) {
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throw new Error("Unexpected value returned");
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}
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if (m.$opt$TestReturnNewObject(m) == m) {
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throw new Error("Unexpected value returned");
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}
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// Loop enough iterations to hope for a crash if no write barrier
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// is emitted.
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for (int j = 0; j < 3; j++) {
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Main m1 = new Main();
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$opt$SetFieldInOldObject(m1);
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for (int i = 0; i < 1000; ++i) {
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Object o = new byte[1024];
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}
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}
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// Test that we do NPE checks on invokedirect.
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Exception exception = null;
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try {
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invokePrivate();
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} catch (NullPointerException e) {
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exception = e;
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}
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// Test that we do NPE checks on array length.
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exception = null;
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try {
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$opt$ArrayLengthOfNull(null);
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} catch (NullPointerException e) {
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exception = e;
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}
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if (exception == null) {
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throw new Error("Missing NullPointerException");
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}
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result = $opt$InvokeVirtualMethod();
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if (result != 42) {
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throw new Error("Unexpected result: " + result);
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}
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String s = $opt$StringInit();
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if (!s.equals("hello world")) {
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throw new Error("Unexpected string: " + s);
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}
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}
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public static void invokePrivate() {
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Main m = null;
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m.privateMethod();
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}
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private void privateMethod() {
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Object o = new Object();
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}
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static int $opt$TestInvokeIntParameter(int param) {
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return param;
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}
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static Object $opt$TestInvokeObjectParameter(Object a) {
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forceGCStaticMethod();
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return a;
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}
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static int $opt$TestInvokeWith2Parameters(int a, int b) {
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return a - b;
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}
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static int $opt$TestInvokeWith3Parameters(int a, int b, int c) {
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return a - b - c;
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}
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static int $opt$TestInvokeWith5Parameters(int a, int b, int c, int d, int e) {
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return a - b - c - d - e;
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}
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static int $opt$TestInvokeWith7Parameters(int a, int b, int c, int d, int e, int f, int g) {
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return a - b - c - d - e - f - g;
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}
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Object $opt$TestThisParameter(Object other) {
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forceGCStaticMethod();
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return other;
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}
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Object $opt$TestOtherParameter(Object other) {
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forceGCStaticMethod();
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return other;
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}
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Object $opt$TestReturnNewObject(Object other) {
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Object o = new Object();
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forceGCStaticMethod();
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return o;
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}
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public static void $opt$TestInvokeStatic() {
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printStaticMethod();
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printStaticMethodWith2Args(1, 2);
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printStaticMethodWith5Args(1, 2, 3, 4, 5);
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printStaticMethodWith7Args(1, 2, 3, 4, 5, 6, 7);
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forceGCStaticMethod();
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throwStaticMethod();
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}
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public static void $opt$TestInvokeNew() {
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Object o = new Object();
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forceGCStaticMethod();
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printStaticMethodWithObjectArg(o);
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forceGCStaticMethod();
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}
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public static void printStaticMethod() {
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System.out.println("In static method");
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}
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public static void printStaticMethodWith2Args(int a, int b) {
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System.out.println("In static method with 2 args " + a + " " + b);
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}
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public static void printStaticMethodWith5Args(int a, int b, int c, int d, int e) {
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System.out.println("In static method with 5 args "
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+ a + " " + b + " " + c + " " + d + " " + e);
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}
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public static void printStaticMethodWith7Args(int a, int b, int c, int d, int e, int f, int g) {
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System.out.println("In static method with 7 args "
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+ a + " " + b + " " + c + " " + d + " " + e + " " + f + " " + g);
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}
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public static void printStaticMethodWithObjectArg(Object a) {
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System.out.println("In static method with object arg " + a.getClass());
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}
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public static void forceGCStaticMethod() {
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Runtime.getRuntime().gc();
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Runtime.getRuntime().gc();
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Runtime.getRuntime().gc();
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Runtime.getRuntime().gc();
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Runtime.getRuntime().gc();
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Runtime.getRuntime().gc();
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System.out.println("Forced GC");
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}
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public static void throwStaticMethod() {
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throw new Error("Error");
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}
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public static void $opt$SetFieldInOldObject(Main m) {
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m.o = new Main();
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}
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public static int $opt$InvokeVirtualMethod() {
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return new Main().virtualMethod();
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}
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public int virtualMethod() {
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return 42;
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}
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public static int $opt$ArrayLengthOfNull(int[] array) {
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return array.length;
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}
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public static String $opt$StringInit() {
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return new String("hello world");
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}
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Object o;
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}
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