benchmarks/build.gradle.kts

@@ -13,13 +13,22 @@ sourceSets.register("benchmarks")
 
 repositories {
     mavenCentral()
-    maven("https://repo.kotlin.link")
 }
 
 kotlin {
     jvm()
 
+    js(IR) {
+        nodejs()
+    }
+
     sourceSets {
+        all {
+            languageSettings {
+                progressiveMode = true
+            }
+        }
+
         val commonMain by getting {
             dependencies {
                 implementation(project(":kmath-ast"))
@@ -29,9 +38,8 @@ kotlin {
                 implementation(project(":kmath-stat"))
                 implementation(project(":kmath-dimensions"))
                 implementation(project(":kmath-for-real"))
-                implementation(project(":kmath-jafama"))
                 implementation(project(":kmath-tensors"))
-                implementation("org.jetbrains.kotlinx:kotlinx-benchmark-runtime:0.3.1")
+                implementation("org.jetbrains.kotlinx:kotlinx-benchmark-runtime:0.4.2")
             }
         }
 
@@ -42,6 +50,7 @@ kotlin {
                 implementation(project(":kmath-nd4j"))
                 implementation(project(":kmath-kotlingrad"))
                 implementation(project(":kmath-viktor"))
+                implementation(project(":kmath-jafama"))
                 implementation(project(":kmath-multik"))
                 implementation("org.nd4j:nd4j-native:1.0.0-M1")
                 //    uncomment if your system supports AVX2
@@ -63,6 +72,7 @@ benchmark {
     // Setup configurations
     targets {
         register("jvm")
+        register("js")
     }
 
     fun kotlinx.benchmark.gradle.BenchmarkConfiguration.commonConfiguration() {
@@ -88,7 +98,11 @@ benchmark {
     }
 
     configurations.register("expressions") {
-        commonConfiguration()
+        // Some extra precision
+        warmups = 2
+        iterations = 10
+        iterationTime = 2000
+        iterationTimeUnit = "ms"
         include("ExpressionsInterpretersBenchmark")
     }
 
@@ -125,7 +139,6 @@ afterEvaluate {
     }
 }
 
-
 kotlin.sourceSets.all {
     with(languageSettings) {
         optIn("kotlin.contracts.ExperimentalContracts")
@@ -141,7 +154,6 @@ tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinCompile> {
     }
 }
 
-
 readme {
     maturity = ru.mipt.npm.gradle.Maturity.EXPERIMENTAL
 }

benchmarks/src/jsMain/kotlin/space/kscience/kmath/benchmarks/ExpressionsInterpretersBenchmark.kt

@@ -0,0 +1,105 @@
+/*
+ * Copyright 2018-2021 KMath contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package space.kscience.kmath.benchmarks
+
+import kotlinx.benchmark.Benchmark
+import kotlinx.benchmark.Blackhole
+import kotlinx.benchmark.Scope
+import kotlinx.benchmark.State
+import space.kscience.kmath.expressions.*
+import space.kscience.kmath.operations.Algebra
+import space.kscience.kmath.operations.DoubleField
+import space.kscience.kmath.operations.bindSymbol
+import space.kscience.kmath.operations.invoke
+import kotlin.math.sin
+import kotlin.random.Random
+import space.kscience.kmath.estree.compileToExpression as estreeCompileToExpression
+import space.kscience.kmath.wasm.compileToExpression as wasmCompileToExpression
+
+@State(Scope.Benchmark)
+class ExpressionsInterpretersBenchmark {
+    /**
+     * Benchmark case for [Expression] created with [expressionInExtendedField].
+     */
+    @Benchmark
+    fun functionalExpression(blackhole: Blackhole) = invokeAndSum(functional, blackhole)
+
+    /**
+     * Benchmark case for [Expression] created with [toExpression].
+     */
+    @Benchmark
+    fun mstExpression(blackhole: Blackhole) = invokeAndSum(mst, blackhole)
+
+    /**
+     * Benchmark case for [Expression] created with [compileToExpression].
+     */
+    @Benchmark
+    fun wasmExpression(blackhole: Blackhole) = invokeAndSum(wasm, blackhole)
+
+    /**
+     * Benchmark case for [Expression] created with [compileToExpression].
+     */
+    @Benchmark
+    fun estreeExpression(blackhole: Blackhole) = invokeAndSum(estree, blackhole)
+
+    /**
+     * Benchmark case for [Expression] implemented manually with `kotlin.math` functions.
+     */
+    @Benchmark
+    fun rawExpression(blackhole: Blackhole) = invokeAndSum(raw, blackhole)
+
+    /**
+     * Benchmark case for direct computation w/o [Expression].
+     */
+    @Benchmark
+    fun justCalculate(blackhole: Blackhole) {
+        val random = Random(0)
+        var sum = 0.0
+
+        repeat(times) {
+            val x = random.nextDouble()
+            sum += x * 2.0 + 2.0 / x - 16.0 / sin(x)
+        }
+
+        blackhole.consume(sum)
+    }
+
+    private fun invokeAndSum(expr: Expression<Double>, blackhole: Blackhole) {
+        val random = Random(0)
+        var sum = 0.0
+        val m = HashMap<Symbol, Double>()
+
+        repeat(times) {
+            m[x] = random.nextDouble()
+            sum += expr(m)
+        }
+
+        blackhole.consume(sum)
+    }
+
+    private companion object {
+        private val x by symbol
+        private const val times = 1_000_000
+
+        private val functional = DoubleField.expression {
+            val x = bindSymbol(Symbol.x)
+            x * number(2.0) + 2.0 / x - 16.0 / sin(x)
+        }
+
+        private val node = MstExtendedField {
+            x * 2.0 + number(2.0) / x - number(16.0) / sin(x)
+        }
+
+        private val mst = node.toExpression(DoubleField)
+        private val wasm = node.wasmCompileToExpression(DoubleField)
+        private val estree = node.estreeCompileToExpression(DoubleField)
+
+        private val raw = Expression<Double> { args ->
+            val x = args[x]!!
+            x * 2.0 + 2.0 / x - 16.0 / sin(x)
+        }
+    }
+}

buildSrc/build.gradle.kts

@@ -14,7 +14,7 @@ repositories {
 
 val toolsVersion: String by extra
 val kotlinVersion = npmlibs.versions.kotlin.asProvider().get()
-val benchmarksVersion = npmlibs.versions.kotlinx.benchmark.get()
+val benchmarksVersion = "0.4.2"
 
 dependencies {
     api("ru.mipt.npm:gradle-tools:$toolsVersion")

kmath-ast/src/jsTest/kotlin/space/kscience/kmath/ast/TestExecutionTime.kt

@@ -1,114 +0,0 @@
-/*
- * Copyright 2018-2021 KMath contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package space.kscience.kmath.ast
-
-import space.kscience.kmath.expressions.*
-import space.kscience.kmath.operations.DoubleField
-import space.kscience.kmath.operations.bindSymbol
-import space.kscience.kmath.operations.invoke
-import kotlin.math.sin
-import kotlin.random.Random
-import kotlin.test.Ignore
-import kotlin.test.Test
-import kotlin.time.measureTime
-import space.kscience.kmath.estree.compileToExpression as estreeCompileToExpression
-import space.kscience.kmath.wasm.compileToExpression as wasmCompileToExpression
-
-// TODO move to benchmarks when https://github.com/Kotlin/kotlinx-benchmark/pull/38 or similar feature is merged
-@Ignore
-internal class TestExecutionTime {
-    private companion object {
-        private const val times = 1_000_000
-        private val x by symbol
-        private val algebra = DoubleField
-
-        private val functional = algebra.expressionInExtendedField {
-            bindSymbol(x) * const(2.0) + const(2.0) / bindSymbol(x) - const(16.0) / sin(bindSymbol(x))
-        }
-
-        private val node = MstExtendedField {
-            x * number(2.0) + number(2.0) / x - number(16.0) / sin(x)
-        }
-
-        private val mst = node.toExpression(algebra)
-        private val wasm = node.wasmCompileToExpression(algebra)
-        private val estree = node.estreeCompileToExpression(algebra)
-
-        // In JavaScript, the expression below is implemented like
-        //   _no_name_provided__125.prototype.invoke_178 = function (args) {
-        //    var tmp = getValue(args, raw$_get_x__3(this._$x$delegate_2)) * 2.0 + 2.0 / getValue(args, raw$_get_x__3(this._$x$delegate_2));
-        //    var tmp0_sin_0_5 = getValue(args, raw$_get_x__3(this._$x$delegate_2));
-        //    return tmp - 16.0 / Math.sin(tmp0_sin_0_5);
-        //  };
-
-        private val raw = Expression<Double> { args ->
-            val x = args[x]!!
-            algebra { x * 2.0 + 2.0 / x - 16.0 / sin(x) }
-        }
-
-        private val justCalculate = { args: dynamic ->
-            val x = args[x].unsafeCast<Double>()
-            x * 2.0 + 2.0 / x - 16.0 / sin(x)
-        }
-    }
-
-    private fun invokeAndSum(name: String, expr: Expression<Double>) {
-        println(name)
-        val rng = Random(0)
-        var sum = 0.0
-        measureTime {
-            repeat(times) { sum += expr(x to rng.nextDouble()) }
-        }.also(::println)
-    }
-
-    /**
-     * [Expression] created with [expressionInExtendedField].
-     */
-    @Test
-    fun functionalExpression() = invokeAndSum("functional", functional)
-
-    /**
-     * [Expression] created with [mstExpression].
-     */
-    @Test
-    fun mstExpression() = invokeAndSum("mst", mst)
-
-    /**
-     * [Expression] created with [wasmCompileToExpression].
-     */
-    @Test
-    fun wasmExpression() = invokeAndSum("wasm", wasm)
-
-    /**
-     * [Expression] created with [estreeCompileToExpression].
-     */
-    @Test
-    fun estreeExpression() = invokeAndSum("estree", wasm)
-
-    /**
-     * [Expression] implemented manually with `kotlin.math`.
-     */
-    @Test
-    fun rawExpression() = invokeAndSum("raw", raw)
-
-    /**
-     * Direct computation w/o [Expression].
-     */
-    @Test
-    fun justCalculateExpression() {
-        println("justCalculate")
-        val rng = Random(0)
-        var sum = 0.0
-        measureTime {
-            repeat(times) {
-                val arg = rng.nextDouble()
-                val o = js("{}")
-                o["x"] = arg
-                sum += justCalculate(o)
-            }
-        }.also(::println)
-    }
-}