blob: 213437cc77fbf33f8947e329ad650780bf3acc63 [file] [log] [blame]
/*
* Copyright (C) 2015 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.
*/
class OtherClass {
static {
a = 42;
b = 54;
}
static int a;
static int b;
}
public final class Main {
/// CHECK-START: int Main.accessTwoStatics() GVN (before)
/// CHECK-DAG: <<Class1:l\d+>> LoadClass
/// CHECK-DAG: ClinitCheck [<<Class1>>]
/// CHECK-DAG: <<Class2:l\d+>> LoadClass
/// CHECK-DAG: ClinitCheck [<<Class2>>]
/// CHECK-START: int Main.accessTwoStatics() GVN (after)
/// CHECK-DAG: <<Class:l\d+>> LoadClass
/// CHECK-DAG: ClinitCheck [<<Class>>]
/// CHECK-NOT: ClinitCheck
public static int accessTwoStatics() {
return OtherClass.b - OtherClass.a;
}
/// CHECK-START: int Main.accessTwoStaticsCallInBetween() GVN (before)
/// CHECK-DAG: <<Class1:l\d+>> LoadClass
/// CHECK-DAG: ClinitCheck [<<Class1>>]
/// CHECK-DAG: <<Class2:l\d+>> LoadClass
/// CHECK-DAG: ClinitCheck [<<Class2>>]
/// CHECK-START: int Main.accessTwoStaticsCallInBetween() GVN (after)
/// CHECK-DAG: <<Class:l\d+>> LoadClass
/// CHECK-DAG: ClinitCheck [<<Class>>]
/// CHECK-NOT: ClinitCheck
public static int accessTwoStaticsCallInBetween() {
int b = OtherClass.b;
$noinline$foo();
return b - OtherClass.a;
}
public static void $noinline$foo() {
try {
Thread.sleep(0);
} catch (Exception e) {
throw new Error(e);
}
}
public static void main(String[] args) {
if (accessTwoStatics() != 12) {
throw new Error("Expected 12");
}
if (accessTwoStaticsCallInBetween() != 12) {
throw new Error("Expected 12");
}
}
}