| /* |
| * 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. |
| */ |
| |
| |
| /* |
| * A test that checks that the inliner does not inline functions that contain |
| * a loop with no exit. This because the incremental update to |
| * HLoopInformation done by the inliner does not work with the LinearOrder |
| * computation if the inlined function does not always return. |
| */ |
| |
| public class Main { |
| |
| public static void assertIntEquals(int expected, int result) { |
| if (expected != result) { |
| throw new Error("Expected: " + expected + ", found: " + result); |
| } |
| } |
| |
| public static int $opt$noinline$Function(int x, int y) { |
| int result; |
| if (x <= y) { |
| result = 42; |
| } else { |
| while (true); |
| } |
| return result; |
| } |
| |
| /// CHECK-START: int Main.callerLoop(int, int) inliner (before) |
| /// CHECK: InvokeStaticOrDirect method_name:Main.$opt$noinline$Function loop:{{B\d+}} |
| |
| /// CHECK-START: int Main.callerLoop(int, int) inliner (after) |
| /// CHECK: InvokeStaticOrDirect method_name:Main.$opt$noinline$Function loop:{{B\d+}} |
| |
| public static int callerLoop(int max_x, int max_y) { |
| int total = 0; |
| for (int x = 0; x < max_x; ++x) { |
| total += $opt$noinline$Function(x, max_y); |
| } |
| return total; |
| } |
| |
| public static void main(String[] args) { |
| assertIntEquals(42, callerLoop(1, 1)); |
| } |
| } |