diff --git a/examples/build.gradle.kts b/examples/build.gradle.kts index 9ba1ec5be..0dcc58f79 100644 --- a/examples/build.gradle.kts +++ b/examples/build.gradle.kts @@ -19,7 +19,7 @@ repositories { sourceSets.register("benchmarks") dependencies { -// implementation(project(":kmath-ast")) + implementation(project(":kmath-ast")) implementation(project(":kmath-core")) implementation(project(":kmath-coroutines")) implementation(project(":kmath-commons")) diff --git a/examples/src/main/kotlin/kscience/kmath/ast/ExpressionsInterpretersBenchmark.kt b/examples/src/main/kotlin/kscience/kmath/ast/ExpressionsInterpretersBenchmark.kt index f0a32e5bd..3279d72ce 100644 --- a/examples/src/main/kotlin/kscience/kmath/ast/ExpressionsInterpretersBenchmark.kt +++ b/examples/src/main/kotlin/kscience/kmath/ast/ExpressionsInterpretersBenchmark.kt @@ -1,70 +1,70 @@ package kscience.kmath.ast -// -//import kscience.kmath.asm.compile -//import kscience.kmath.expressions.Expression -//import kscience.kmath.expressions.expressionInField -//import kscience.kmath.expressions.invoke -//import kscience.kmath.operations.Field -//import kscience.kmath.operations.RealField -//import kotlin.random.Random -//import kotlin.system.measureTimeMillis -// -//class ExpressionsInterpretersBenchmark { -// private val algebra: Field = RealField -// fun functionalExpression() { -// val expr = algebra.expressionInField { -// variable("x") * const(2.0) + const(2.0) / variable("x") - const(16.0) -// } -// -// invokeAndSum(expr) -// } -// -// fun mstExpression() { -// val expr = algebra.mstInField { -// symbol("x") * number(2.0) + number(2.0) / symbol("x") - number(16.0) -// } -// -// invokeAndSum(expr) -// } -// -// fun asmExpression() { -// val expr = algebra.mstInField { -// symbol("x") * number(2.0) + number(2.0) / symbol("x") - number(16.0) -// }.compile() -// -// invokeAndSum(expr) -// } -// -// private fun invokeAndSum(expr: Expression) { -// val random = Random(0) -// var sum = 0.0 -// -// repeat(1000000) { -// sum += expr("x" to random.nextDouble()) -// } -// -// println(sum) -// } -//} -// -//fun main() { -// val benchmark = ExpressionsInterpretersBenchmark() -// -// val fe = measureTimeMillis { -// benchmark.functionalExpression() -// } -// -// println("fe=$fe") -// -// val mst = measureTimeMillis { -// benchmark.mstExpression() -// } -// -// println("mst=$mst") -// -// val asm = measureTimeMillis { -// benchmark.asmExpression() -// } -// -// println("asm=$asm") -//} + +import kscience.kmath.asm.compile +import kscience.kmath.expressions.Expression +import kscience.kmath.expressions.expressionInField +import kscience.kmath.expressions.invoke +import kscience.kmath.operations.Field +import kscience.kmath.operations.RealField +import kotlin.random.Random +import kotlin.system.measureTimeMillis + +class ExpressionsInterpretersBenchmark { + private val algebra: Field = RealField + fun functionalExpression() { + val expr = algebra.expressionInField { + variable("x") * const(2.0) + const(2.0) / variable("x") - const(16.0) + } + + invokeAndSum(expr) + } + + fun mstExpression() { + val expr = algebra.mstInField { + symbol("x") * number(2.0) + number(2.0) / symbol("x") - number(16.0) + } + + invokeAndSum(expr) + } + + fun asmExpression() { + val expr = algebra.mstInField { + symbol("x") * number(2.0) + number(2.0) / symbol("x") - number(16.0) + }.compile() + + invokeAndSum(expr) + } + + private fun invokeAndSum(expr: Expression) { + val random = Random(0) + var sum = 0.0 + + repeat(1000000) { + sum += expr("x" to random.nextDouble()) + } + + println(sum) + } +} + +fun main() { + val benchmark = ExpressionsInterpretersBenchmark() + + val fe = measureTimeMillis { + benchmark.functionalExpression() + } + + println("fe=$fe") + + val mst = measureTimeMillis { + benchmark.mstExpression() + } + + println("mst=$mst") + + val asm = measureTimeMillis { + benchmark.asmExpression() + } + + println("asm=$asm") +}