1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17public class Main {
18
19  public static void main(String[] args) {
20    System.out.println("passed");
21  }
22
23  /// CHECK-START-ARM64: void Main.test() disassembly (after)
24  /// CHECK: InvokeStaticOrDirect method_name:java.lang.System.arraycopy intrinsic:SystemArrayCopy
25  /// CHECK-NOT:    blr
26  /// CHECK: ReturnVoid
27
28  static void test() {
29    Object[] src = new Object[1024];
30    Object[] dst = new Object[2048];
31    // The length of the copied data must not be too large (smaller
32    // than kSystemArrayCopyThreshold = 128) for the call to
33    // System.arraycopy to be intrinsified.
34    System.arraycopy(src, 0, dst, 1024, 64);
35  }
36
37}
38