/*
|
* Copyright (C) 2010 Google Inc.
|
*
|
* 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.
|
*/
|
|
package benchmarks.regression;
|
|
public class DoubleBenchmark {
|
private double d = 1.2;
|
private long l = 4608083138725491507L;
|
|
public void timeDoubleToLongBits(int reps) {
|
long result = 123;
|
for (int rep = 0; rep < reps; ++rep) {
|
result = Double.doubleToLongBits(d);
|
}
|
if (result != l) {
|
throw new RuntimeException(Long.toString(result));
|
}
|
}
|
|
public void timeDoubleToRawLongBits(int reps) {
|
long result = 123;
|
for (int rep = 0; rep < reps; ++rep) {
|
result = Double.doubleToRawLongBits(d);
|
}
|
if (result != l) {
|
throw new RuntimeException(Long.toString(result));
|
}
|
}
|
|
public void timeLongBitsToDouble(int reps) {
|
double result = 123.0;
|
for (int rep = 0; rep < reps; ++rep) {
|
result = Double.longBitsToDouble(l);
|
}
|
if (result != d) {
|
throw new RuntimeException(Double.toString(result) + " " + Double.doubleToRawLongBits(result));
|
}
|
}
|
}
|
