From 3dc7038b6edac589da72ece0c135b93f62f2cb54 Mon Sep 17 00:00:00 2001 From: Alexander Nozik Date: Sat, 17 Apr 2021 09:46:10 +0300 Subject: [PATCH] Update BigIntBenchmark.kt unify definition (pow function seems to work wrong --- .../kmath/benchmarks/BigIntBenchmark.kt | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/examples/src/benchmarks/kotlin/space/kscience/kmath/benchmarks/BigIntBenchmark.kt b/examples/src/benchmarks/kotlin/space/kscience/kmath/benchmarks/BigIntBenchmark.kt index e988103dd..21222ddd3 100644 --- a/examples/src/benchmarks/kotlin/space/kscience/kmath/benchmarks/BigIntBenchmark.kt +++ b/examples/src/benchmarks/kotlin/space/kscience/kmath/benchmarks/BigIntBenchmark.kt @@ -12,16 +12,17 @@ import org.openjdk.jmh.annotations.Scope import org.openjdk.jmh.annotations.State import space.kscience.kmath.operations.* + +private fun BigInt.pow(power: Int): BigInt = modPow(BigIntField.number(power), BigInt.ONE) + + @State(Scope.Benchmark) internal class BigIntBenchmark { val kmNumber = BigIntField.number(Int.MAX_VALUE) - val largeKmNumber = BigIntField { - fun BigInt.pow10(): BigInt = power(10, ::multiply) - number(11).pow10().pow10().pow10().pow10().pow10() - } val jvmNumber = JBigIntegerField.number(Int.MAX_VALUE) - val largeJvmNumber = JBigIntegerField { number(11).pow(100_000) } + val largeKmNumber = BigIntField { number(11).pow(100_000) } + val largeJvmNumber = JBigIntegerField { number(11).pow(100_000) } val bigExponent = 50_000 @Benchmark @@ -41,7 +42,7 @@ internal class BigIntBenchmark { @Benchmark fun kmMultiplyLarge(blackhole: Blackhole) = BigIntField { - blackhole.consume(largeKmNumber.let { it * it }) + blackhole.consume(largeKmNumber*largeKmNumber) } @Benchmark @@ -51,16 +52,16 @@ internal class BigIntBenchmark { @Benchmark fun jvmMultiplyLarge(blackhole: Blackhole) = JBigIntegerField { - blackhole.consume(largeJvmNumber.let { it * it }) + blackhole.consume(largeJvmNumber*largeJvmNumber) } @Benchmark fun kmPower(blackhole: Blackhole) = BigIntField { - blackhole.consume(kmNumber.power(bigExponent, ::multiply)) + blackhole.consume(kmNumber.pow(bigExponent)) } @Benchmark fun jvmPower(blackhole: Blackhole) = JBigIntegerField { blackhole.consume(jvmNumber.pow(bigExponent)) } -} \ No newline at end of file +}