You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
1.7 KiB
73 lines
1.7 KiB
/*
|
|
* Copyright (c) Facebook, Inc. and its affiliates.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*/
|
|
import java.util.ArrayList;
|
|
import java.util.Map;
|
|
|
|
class HoistExpensive {
|
|
|
|
int incr(int x) {
|
|
return x + 1;
|
|
}
|
|
|
|
// incr will not be hoisted since it is cheap
|
|
void cheap_dont_hoist(int size) {
|
|
int x = 10;
|
|
for (int i = 0; i < size; i++) {
|
|
incr(x);
|
|
}
|
|
}
|
|
|
|
// call to cheap_dont_hoist will be hoisted since it is expensive.
|
|
void symbolic_expensive_hoist(int size) {
|
|
for (int i = 0; i < size; i++) {
|
|
cheap_dont_hoist(size);
|
|
}
|
|
}
|
|
|
|
// call to cheap_dont_hoist will NOT be hoisted since it is cheap.
|
|
void instantiated_cheap_hoist(int size) {
|
|
for (int i = 0; i < size; i++) {
|
|
cheap_dont_hoist(1);
|
|
}
|
|
}
|
|
|
|
// incr will not be hoisted since it is cheap
|
|
void cheap_iterator_dont_hoist(ArrayList<Integer> list) {
|
|
int x = 0;
|
|
for (Integer elem : list) {
|
|
incr(x);
|
|
}
|
|
}
|
|
|
|
// call to cheap_iterator_dont_hoist will be hoisted since it is expensive.
|
|
void symbolic_expensive_iterator_hoist(int size, ArrayList<Integer> list) {
|
|
for (int i = 0; i < size; i++) {
|
|
cheap_iterator_dont_hoist(list);
|
|
}
|
|
}
|
|
|
|
private Map<String, Foo> mLeakObjectResults;
|
|
|
|
class Foo {
|
|
|
|
String className;
|
|
}
|
|
|
|
public String getLeakSummary() {
|
|
|
|
StringBuilder leakedObjectSB = new StringBuilder();
|
|
for (String key : mLeakObjectResults.keySet()) {
|
|
leakedObjectSB
|
|
.append(key)
|
|
.append(",")
|
|
.append(mLeakObjectResults.get(key).className)
|
|
.append("\n");
|
|
}
|
|
return leakedObjectSB.toString();
|
|
}
|
|
}
|