| /* |
| * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.openjdk.bench.java.lang; |
| |
| import java.util.concurrent.TimeUnit; |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.BenchmarkMode; |
| import org.openjdk.jmh.annotations.Fork; |
| import org.openjdk.jmh.annotations.Measurement; |
| import org.openjdk.jmh.annotations.Mode; |
| import org.openjdk.jmh.annotations.OutputTimeUnit; |
| import org.openjdk.jmh.annotations.Scope; |
| import org.openjdk.jmh.annotations.State; |
| import org.openjdk.jmh.annotations.Warmup; |
| |
| @Warmup(iterations = 3, time = 5, timeUnit = TimeUnit.SECONDS) |
| @Measurement(iterations = 4, time = 5, timeUnit = TimeUnit.SECONDS) |
| @Fork(2) |
| @OutputTimeUnit(TimeUnit.MILLISECONDS) |
| @BenchmarkMode(Mode.Throughput) |
| @State(Scope.Thread) |
| public class StrictMathBench { |
| |
| public int int1 = 1, int2 = 2, int42 = 42, int5 = 5; |
| public long long1 = 1L, long2 = 2L, long747 = 747L, long13 = 13L; |
| public float float1 = 1.0f, float2 = 2.0f, floatNegative99 = -99.0f, float7 = 7.0f, eFloat = 2.718f; |
| public double double1 = 1.0d, double2 = 2.0d, double81 = 81.0d, doubleNegative12 = -12.0d, double4Dot1 = 4.1d; |
| |
| @Benchmark |
| public double absDouble() { |
| return StrictMath.abs(doubleNegative12); |
| } |
| |
| @Benchmark |
| public int absExactInt() { |
| return StrictMath.absExact(int2); |
| } |
| |
| @Benchmark |
| public long absExactLong() { |
| return StrictMath.absExact(long2); |
| } |
| |
| @Benchmark |
| public float absFloat() { |
| return StrictMath.abs(floatNegative99); |
| } |
| |
| @Benchmark |
| public int absInt() { |
| return StrictMath.abs(int42); |
| } |
| |
| @Benchmark |
| public long absLong() { |
| return StrictMath.abs(long13); |
| } |
| |
| @Benchmark |
| public double acosDouble() { |
| return StrictMath.acos(double1); |
| } |
| |
| @Benchmark |
| public int addExactInt() { |
| return StrictMath.addExact(int42, int5); |
| } |
| |
| @Benchmark |
| public long addExactLong() { |
| return StrictMath.addExact(long2, long13); |
| } |
| |
| @Benchmark |
| public double asinDouble() { |
| return StrictMath.asin(double1); |
| } |
| |
| @Benchmark |
| public double atanDouble() { |
| return StrictMath.atan(double1); |
| } |
| |
| @Benchmark |
| public double atan2Double() { |
| return StrictMath.atan2(double1, double2); |
| } |
| |
| @Benchmark |
| public double cbrt() { |
| return StrictMath.cbrt(double81); |
| } |
| |
| @Benchmark |
| public double ceilDouble() { |
| return StrictMath.ceil(double4Dot1); |
| } |
| |
| @Benchmark |
| public double copySignDouble() { |
| return StrictMath.copySign(double81, doubleNegative12); |
| } |
| |
| @Benchmark |
| public float copySignFloat() { |
| return StrictMath.copySign(floatNegative99, float1); |
| } |
| |
| @Benchmark |
| public double cosDouble() { |
| return StrictMath.cos(double1); |
| } |
| |
| @Benchmark |
| public double coshDouble() { |
| return StrictMath.cosh(double2); |
| } |
| |
| @Benchmark |
| public int decrementExactInt() { |
| return StrictMath.decrementExact(int42); |
| } |
| |
| @Benchmark |
| public long decrementExactLong() { |
| return StrictMath.decrementExact(long747); |
| } |
| |
| @Benchmark |
| public double expDouble() { |
| return StrictMath.exp(double4Dot1); |
| } |
| |
| @Benchmark |
| public double expm1() { |
| return StrictMath.expm1(doubleNegative12); |
| } |
| |
| @Benchmark |
| public double floorDouble() { |
| return StrictMath.floor(doubleNegative12); |
| } |
| |
| @Benchmark |
| public int floorDivIntInt() { |
| return StrictMath.floorDiv(int42, int5); |
| } |
| |
| @Benchmark |
| public long floorDivLongInt() { |
| return StrictMath.floorDiv(long747, int42); |
| } |
| |
| @Benchmark |
| public long floorDivLongLong() { |
| return StrictMath.floorDiv(long747, long13); |
| } |
| |
| @Benchmark |
| public int floorModIntInt() { |
| return StrictMath.floorMod(int42, int5); |
| } |
| |
| @Benchmark |
| public int floorModLongInt() { |
| return StrictMath.floorMod(long747, int5); |
| } |
| |
| @Benchmark |
| public long floorModLongLong() { |
| return StrictMath.floorMod(long747, long13); |
| } |
| |
| @Benchmark |
| public double fmaDouble() { |
| return StrictMath.fma(double2, double81, double4Dot1); |
| } |
| |
| @Benchmark |
| public float fmaFloat() { |
| return StrictMath.fma(float2, floatNegative99, float7); |
| } |
| |
| @Benchmark |
| public int getExponentDouble() { |
| return StrictMath.getExponent(double81); |
| } |
| |
| @Benchmark |
| public int getExponentFloat() { |
| return StrictMath.getExponent(float7); |
| } |
| |
| @Benchmark |
| public double hypotDouble() { |
| return StrictMath.hypot(double2, double4Dot1); |
| } |
| |
| @Benchmark |
| public double IEEERemainderDouble() { |
| return StrictMath.IEEEremainder(double81, double4Dot1); |
| } |
| |
| @Benchmark |
| public int IncrementExactInt() { |
| return StrictMath.incrementExact(int42); |
| } |
| |
| @Benchmark |
| public long IncrementExactLong() { |
| return StrictMath.incrementExact(long747); |
| } |
| |
| @Benchmark |
| public double logDouble() { |
| return StrictMath.log(double81); |
| } |
| |
| @Benchmark |
| public double log10Double() { |
| return StrictMath.log10(double81); |
| } |
| |
| @Benchmark |
| public double log1pDouble() { |
| return StrictMath.log1p(double81); |
| } |
| |
| @Benchmark |
| public int maxInt() { |
| return StrictMath.max(int1, int2); |
| } |
| |
| @Benchmark |
| public long maxLong() { |
| return StrictMath.max(long1, long2); |
| } |
| |
| @Benchmark |
| public float maxFloat() { |
| return StrictMath.max(float1, float2); |
| } |
| |
| @Benchmark |
| public double maxDouble() { |
| return StrictMath.max(double1, doubleNegative12); |
| } |
| |
| @Benchmark |
| public int minInt() { |
| return StrictMath.min(int1, int2); |
| } |
| |
| @Benchmark |
| public long minLong() { |
| return StrictMath.min(long1, long2); |
| } |
| |
| @Benchmark |
| public float minFloat() { |
| return StrictMath.min(float1, floatNegative99); |
| } |
| |
| @Benchmark |
| public double minDouble() { |
| return StrictMath.min(double4Dot1, double2); |
| } |
| |
| @Benchmark |
| public int multiplyExactInt() { |
| return StrictMath.multiplyExact(int42, int5); |
| } |
| |
| @Benchmark |
| public long multiplyExactLongInt() { |
| return StrictMath.multiplyExact(long747, int42); |
| } |
| |
| @Benchmark |
| public long multiplyExactLongLong() { |
| return StrictMath.multiplyExact(long747, long13); |
| } |
| |
| @Benchmark |
| public long multiplyFullIntInt() { |
| return StrictMath.multiplyFull(int42, int5); |
| } |
| |
| @Benchmark |
| public long multiplyHighLongLog() { |
| return StrictMath.multiplyHigh(long747, long13); |
| } |
| |
| @Benchmark |
| public int negateExactInt() { |
| return StrictMath.negateExact(int42); |
| } |
| |
| @Benchmark |
| public long negateExactLong() { |
| return StrictMath.negateExact(long747); |
| } |
| |
| @Benchmark |
| public double nextAfterDoubleDouble() { |
| return StrictMath.nextAfter(double81, double4Dot1); |
| } |
| |
| @Benchmark |
| public float nextAfterFloatDouble() { |
| return StrictMath.nextAfter(float7, doubleNegative12); |
| } |
| |
| @Benchmark |
| public double nextDownDouble() { |
| return StrictMath.nextDown(float7); |
| } |
| |
| @Benchmark |
| public float nextDownFloat() { |
| return StrictMath.nextDown(floatNegative99); |
| } |
| |
| @Benchmark |
| public double nextUpDouble() { |
| return StrictMath.nextUp(double81); |
| } |
| |
| @Benchmark |
| public float nextUpFloat() { |
| return StrictMath.nextUp(float7); |
| } |
| |
| @Benchmark |
| public double powDouble() { |
| return StrictMath.pow(double4Dot1, double2); |
| } |
| |
| @Benchmark |
| public double random() { |
| return StrictMath.random(); |
| } |
| |
| @Benchmark |
| public double rintDouble() { |
| return StrictMath.rint(double4Dot1); |
| } |
| |
| @Benchmark |
| public long roundDouble() { |
| return StrictMath.round( StrictMath.PI); |
| } |
| |
| @Benchmark |
| public int roundFloat() { |
| return StrictMath.round(eFloat); |
| } |
| |
| @Benchmark |
| public double scalbDoubleInt() { |
| return StrictMath.scalb(double81, int2); |
| } |
| |
| @Benchmark |
| public float scalbFloatInt() { |
| return StrictMath.scalb(float7, int2); |
| } |
| |
| @Benchmark |
| public double sigNumDouble() { |
| return StrictMath.signum(double4Dot1); |
| } |
| |
| @Benchmark |
| public double signumFloat() { |
| return StrictMath.signum(floatNegative99); |
| } |
| |
| @Benchmark |
| public double sinDouble() { |
| return StrictMath.sin(double1); |
| } |
| |
| @Benchmark |
| public double sinhDouble() { |
| return StrictMath.sinh(double4Dot1); |
| } |
| |
| @Benchmark |
| public double sqrtDouble() { |
| return StrictMath.sqrt(double4Dot1); |
| } |
| |
| @Benchmark |
| public double subtractExactIntInt() { |
| return StrictMath.subtractExact(int42,int5); |
| } |
| |
| @Benchmark |
| public double subtractExactLongLong() { |
| return StrictMath.subtractExact(long747,long13); |
| } |
| |
| @Benchmark |
| public double tanDouble() { |
| return StrictMath.tan(double1); |
| } |
| |
| @Benchmark |
| public double tanhDouble() { |
| return StrictMath.tanh(double1); |
| } |
| |
| @Benchmark |
| public double toDegreesDouble() { |
| return StrictMath.toDegrees(double81); |
| } |
| |
| @Benchmark |
| public double toIntExactLong() { |
| return StrictMath.toIntExact(long747); |
| } |
| |
| @Benchmark |
| public double toRadiansDouble() { |
| return StrictMath.toRadians(double81); |
| } |
| |
| @Benchmark |
| public double ulpDouble() { |
| return StrictMath.ulp(double4Dot1); |
| } |
| |
| @Benchmark |
| public double ulpFloat() { |
| return StrictMath.ulp(float7); |
| } |
| |
| } |