1 /* 2 * Copyright (C) 2016 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 17 public class Main { 18 19 /// CHECK-START: int Main.inlineLoop() inliner (before) 20 /// CHECK-DAG: <<Invoke:i\d+>> InvokeStaticOrDirect 21 /// CHECK-DAG: Return [<<Invoke>>] 22 23 /// CHECK-START: int Main.inlineLoop() inliner (after) 24 /// CHECK-DAG: <<Constant:i\d+>> IntConstant 42 25 /// CHECK-DAG: Return [<<Constant>>] 26 27 /// CHECK-START: int Main.inlineLoop() licm (after) 28 /// CHECK: Goto loop:{{B\d+}} 29 inlineLoop()30 public static int inlineLoop() { 31 return $inline$loopMethod(); 32 } 33 34 /// CHECK-START: void Main.inlineWithinLoop() inliner (before) 35 /// CHECK: InvokeStaticOrDirect 36 37 /// CHECK-START: void Main.inlineWithinLoop() licm (after) 38 /// CHECK-DAG: Goto loop:<<OuterLoop:B\d+>> outer_loop:none 39 /// CHECK-DAG: Goto outer_loop:<<OuterLoop>> 40 inlineWithinLoop()41 public static void inlineWithinLoop() { 42 while (doLoop) { 43 $inline$loopMethod(); 44 } 45 } 46 $inline$loopMethod()47 public static int $inline$loopMethod() { 48 // We use `otherDoLoop` here so we don't propagate the knowledge that `doLoop` is true when 49 // inlining from `inlineWithinLoop`. 50 while (otherDoLoop) {} 51 return 42; 52 } 53 54 public static boolean doLoop = false; 55 public static boolean otherDoLoop = false; 56 main(String[] args)57 public static void main(String[] args) { 58 inlineLoop(); 59 inlineWithinLoop(); 60 } 61 } 62