Java程序  |  73行  |  2.09 KB

/*
* Copyright (C) 2014 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.
*/

public class Main {

  // CHECK-START: int Main.inlineInstanceCall(Main) inliner (before)
  // CHECK-DAG:     [[Invoke:i\d+]]  InvokeStaticOrDirect
  // CHECK-DAG:                      Return [ [[Invoke]] ]

  // CHECK-START: int Main.inlineInstanceCall(Main) inliner (after)
  // CHECK-NOT:                      InvokeStaticOrDirect

  // CHECK-START: int Main.inlineInstanceCall(Main) inliner (after)
  // CHECK-DAG:     [[Field:i\d+]]   InstanceFieldGet
  // CHECK-DAG:                      Return [ [[Field]] ]

  public static int inlineInstanceCall(Main m) {
    return m.foo();
  }

  private int foo() {
    return field;
  }

  int field = 42;

  // CHECK-START: int Main.inlineNestedCall() inliner (before)
  // CHECK-DAG:     [[Invoke:i\d+]]  InvokeStaticOrDirect
  // CHECK-DAG:                      Return [ [[Invoke]] ]

  // CHECK-START: int Main.inlineNestedCall() inliner (after)
  // CHECK-NOT:                      InvokeStaticOrDirect

  // CHECK-START: int Main.inlineNestedCall() inliner (after)
  // CHECK-DAG:     [[Const38:i\d+]] IntConstant 38
  // CHECK-DAG:                      Return [ [[Const38]] ]

  public static int inlineNestedCall() {
    return nestedCall();
  }

  public static int nestedCall() {
    return bar();
  }

  public static int bar() {
    return 38;
  }

  public static void main(String[] args) {
    if (inlineInstanceCall(new Main()) != 42) {
      throw new Error("Expected 42");
    }

    if (inlineNestedCall() != 38) {
      throw new Error("Expected 38");
    }
  }
}