From 0f838aa279a296b5f14c231065bb2f96b02d9caf Mon Sep 17 00:00:00 2001 From: Nicolas Geoffray Date: Wed, 8 Jun 2016 18:01:22 +0100 Subject: Fix FOUR_ARG_DOWNCALL assembly stubs on arm and x86. They were creating a stack that the runtime did not understand. bug:28348339 Change-Id: Ic03663552209beda8ff1e79db58bedc8f34d9a0e --- test/605-new-string-from-bytes/src/Main.java | 43 ++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 test/605-new-string-from-bytes/src/Main.java (limited to 'test/605-new-string-from-bytes/src/Main.java') diff --git a/test/605-new-string-from-bytes/src/Main.java b/test/605-new-string-from-bytes/src/Main.java new file mode 100644 index 0000000000..bd24b50334 --- /dev/null +++ b/test/605-new-string-from-bytes/src/Main.java @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2016 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. + */ + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +public class Main { + + public static void main(String[] args) throws Exception { + Class c = Class.forName("java.lang.StringFactory"); + Method m = c.getDeclaredMethod("newStringFromBytes", byte[].class, int.class); + + // Loop over allocations to get more chances of doing GC while in the + // newStringFromBytes intrinsic. + for (int i = 0; i < 10; i++) { + try { + byte[] f = new byte[100000000]; + f[0] = (byte)i; + f[1] = (byte)i; + m.invoke(null, f, 0); + } catch (InvocationTargetException e) { + if (e.getCause() instanceof OutOfMemoryError) { + // Ignore, this is a stress test. + } else { + throw e; + } + } + } + } +} -- cgit v1.2.3-59-g8ed1b