Removal of AsmExpression
This commit is contained in:
parent
3434dde1d1
commit
96550922cd
@ -27,7 +27,7 @@ fun main() {
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val complexTime = measureTimeMillis {
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complexField.run {
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var res = one
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var res: NDBuffer<Complex> = one
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repeat(n) {
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res += 1.0
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}
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@ -23,14 +23,14 @@ fun main() {
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measureAndPrint("Automatic field addition") {
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autoField.run {
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var res = one
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var res: NDBuffer<Double> = one
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repeat(n) {
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res += 1.0
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res += number(1.0)
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}
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}
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}
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measureAndPrint("Element addition"){
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measureAndPrint("Element addition") {
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var res = genericField.one
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repeat(n) {
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res += 1.0
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@ -63,7 +63,7 @@ fun main() {
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genericField.run {
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var res: NDBuffer<Double> = one
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repeat(n) {
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res += 1.0
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res += one // con't avoid using `one` due to resolution ambiguity
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}
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}
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}
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@ -1,5 +1,6 @@
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package scientifik.kmath.ast
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import scientifik.kmath.operations.Algebra
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import scientifik.kmath.operations.NumericAlgebra
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import scientifik.kmath.operations.RealField
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@ -40,12 +41,14 @@ sealed class MST {
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//TODO add a function with named arguments
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fun <T> NumericAlgebra<T>.evaluate(node: MST): T {
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fun <T> Algebra<T>.evaluate(node: MST): T {
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return when (node) {
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is MST.Numeric -> number(node.value)
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is MST.Numeric -> (this as? NumericAlgebra<T>)?.number(node.value)
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?: error("Numeric nodes are not supported by $this")
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is MST.Symbolic -> symbol(node.value)
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is MST.Unary -> unaryOperation(node.operation, evaluate(node.value))
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is MST.Binary -> when {
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this !is NumericAlgebra -> binaryOperation(node.operation, evaluate(node.left), evaluate(node.right))
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node.left is MST.Numeric && node.right is MST.Numeric -> {
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val number = RealField.binaryOperation(
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node.operation,
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@ -59,4 +62,6 @@ fun <T> NumericAlgebra<T>.evaluate(node: MST): T {
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else -> binaryOperation(node.operation, evaluate(node.left), evaluate(node.right))
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}
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}
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}
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}
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fun <T> MST.compile(algebra: Algebra<T>): T = algebra.evaluate(this)
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@ -0,0 +1,33 @@
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@file:Suppress("DELEGATED_MEMBER_HIDES_SUPERTYPE_OVERRIDE")
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package scientifik.kmath.ast
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import scientifik.kmath.operations.*
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object MSTAlgebra : NumericAlgebra<MST> {
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override fun symbol(value: String): MST = MST.Symbolic(value)
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override fun unaryOperation(operation: String, arg: MST): MST = MST.Unary(operation, arg)
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override fun binaryOperation(operation: String, left: MST, right: MST): MST = MST.Binary(operation, left, right)
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override fun number(value: Number): MST = MST.Numeric(value)
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}
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object MSTSpace : Space<MST>, NumericAlgebra<MST> by MSTAlgebra {
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override val zero: MST = number(0.0)
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override fun add(a: MST, b: MST): MST = binaryOperation(SpaceOperations.PLUS_OPERATION, a, b)
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override fun multiply(a: MST, k: Number): MST = binaryOperation(RingOperations.TIMES_OPERATION, a, number(k))
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}
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object MSTRing : Ring<MST>, Space<MST> by MSTSpace {
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override val one: MST = number(1.0)
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override fun multiply(a: MST, b: MST): MST = binaryOperation(RingOperations.TIMES_OPERATION, a, b)
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}
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object MSTField : Field<MST>, Ring<MST> by MSTRing {
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override fun divide(a: MST, b: MST): MST = binaryOperation(FieldOperations.DIV_OPERATION, a, b)
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}
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@ -1,292 +0,0 @@
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package scientifik.kmath.asm
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import scientifik.kmath.asm.internal.AsmBuilder
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import scientifik.kmath.asm.internal.hasSpecific
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import scientifik.kmath.asm.internal.optimize
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import scientifik.kmath.asm.internal.tryInvokeSpecific
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import scientifik.kmath.expressions.Expression
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import scientifik.kmath.expressions.ExpressionAlgebra
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import scientifik.kmath.operations.*
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import kotlin.reflect.KClass
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/**
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* A function declaration that could be compiled to [AsmBuilder].
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*
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* @param T the type the stored function returns.
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*/
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sealed class AsmExpression<T : Any>: Expression<T> {
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abstract val type: KClass<out T>
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abstract val algebra: Algebra<T>
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/**
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* Tries to evaluate this function without its variables. This method is intended for optimization.
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*
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* @return `null` if the function depends on its variables, the value if the function is a constant.
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*/
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internal open fun tryEvaluate(): T? = null
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/**
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* Compiles this declaration.
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*
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* @param gen the target [AsmBuilder].
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*/
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internal abstract fun appendTo(gen: AsmBuilder<T>)
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/**
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* Compile and cache the expression
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*/
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private val compiledExpression by lazy{
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val builder = AsmBuilder(type.java, algebra, buildName(this))
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this.appendTo(builder)
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builder.generate()
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}
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override fun invoke(arguments: Map<String, T>): T = compiledExpression.invoke(arguments)
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}
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internal class AsmUnaryOperation<T : Any>(
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override val type: KClass<out T>,
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override val algebra: Algebra<T>,
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private val name: String,
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expr: AsmExpression<T>
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) : AsmExpression<T>() {
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private val expr: AsmExpression<T> = expr.optimize()
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override fun tryEvaluate(): T? = algebra { unaryOperation(name, expr.tryEvaluate() ?: return@algebra null) }
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override fun appendTo(gen: AsmBuilder<T>) {
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gen.visitLoadAlgebra()
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if (!hasSpecific(algebra, name, 1))
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gen.visitStringConstant(name)
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expr.appendTo(gen)
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if (gen.tryInvokeSpecific(algebra, name, 1))
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return
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gen.visitAlgebraOperation(
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owner = AsmBuilder.ALGEBRA_CLASS,
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method = "unaryOperation",
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descriptor = "(L${AsmBuilder.STRING_CLASS};" +
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"L${AsmBuilder.OBJECT_CLASS};)" +
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"L${AsmBuilder.OBJECT_CLASS};"
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)
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}
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}
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internal class AsmBinaryOperation<T : Any>(
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override val type: KClass<out T>,
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override val algebra: Algebra<T>,
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private val name: String,
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first: AsmExpression<T>,
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second: AsmExpression<T>
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) : AsmExpression<T>() {
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private val first: AsmExpression<T> = first.optimize()
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private val second: AsmExpression<T> = second.optimize()
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override fun tryEvaluate(): T? = algebra {
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binaryOperation(
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name,
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first.tryEvaluate() ?: return@algebra null,
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second.tryEvaluate() ?: return@algebra null
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)
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}
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override fun appendTo(gen: AsmBuilder<T>) {
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gen.visitLoadAlgebra()
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if (!hasSpecific(algebra, name, 2))
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gen.visitStringConstant(name)
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first.appendTo(gen)
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second.appendTo(gen)
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if (gen.tryInvokeSpecific(algebra, name, 2))
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return
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gen.visitAlgebraOperation(
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owner = AsmBuilder.ALGEBRA_CLASS,
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method = "binaryOperation",
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descriptor = "(L${AsmBuilder.STRING_CLASS};" +
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"L${AsmBuilder.OBJECT_CLASS};" +
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"L${AsmBuilder.OBJECT_CLASS};)" +
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"L${AsmBuilder.OBJECT_CLASS};"
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)
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}
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}
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internal class AsmVariableExpression<T : Any>(
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override val type: KClass<out T>,
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override val algebra: Algebra<T>,
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private val name: String,
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private val default: T? = null
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) : AsmExpression<T>() {
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override fun appendTo(gen: AsmBuilder<T>): Unit = gen.visitLoadFromVariables(name, default)
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}
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internal class AsmConstantExpression<T : Any>(
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override val type: KClass<out T>,
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override val algebra: Algebra<T>,
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private val value: T
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) : AsmExpression<T>() {
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override fun tryEvaluate(): T = value
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override fun appendTo(gen: AsmBuilder<T>): Unit = gen.visitLoadFromConstants(value)
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}
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internal class AsmConstProductExpression<T : Any>(
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override val type: KClass<out T>,
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override val algebra: Space<T>,
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expr: AsmExpression<T>,
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private val const: Number
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) : AsmExpression<T>() {
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private val expr: AsmExpression<T> = expr.optimize()
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override fun tryEvaluate(): T? = algebra { (expr.tryEvaluate() ?: return@algebra null) * const }
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override fun appendTo(gen: AsmBuilder<T>) {
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gen.visitLoadAlgebra()
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gen.visitNumberConstant(const)
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expr.appendTo(gen)
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gen.visitAlgebraOperation(
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owner = AsmBuilder.SPACE_OPERATIONS_CLASS,
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method = "multiply",
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descriptor = "(L${AsmBuilder.OBJECT_CLASS};" +
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"L${AsmBuilder.NUMBER_CLASS};)" +
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"L${AsmBuilder.OBJECT_CLASS};"
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)
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}
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}
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internal class AsmNumberExpression<T : Any>(
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override val type: KClass<out T>,
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override val algebra: NumericAlgebra<T>,
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private val value: Number
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) : AsmExpression<T>() {
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override fun tryEvaluate(): T? = algebra.number(value)
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override fun appendTo(gen: AsmBuilder<T>): Unit = gen.visitNumberConstant(value)
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}
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internal abstract class FunctionalCompiledExpression<T> internal constructor(
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@JvmField protected val algebra: Algebra<T>,
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@JvmField protected val constants: Array<Any>
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) : Expression<T> {
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abstract override fun invoke(arguments: Map<String, T>): T
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}
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/**
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* A context class for [AsmExpression] construction.
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*
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* @param algebra The algebra to provide for AsmExpressions built.
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*/
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open class AsmExpressionAlgebra<T : Any, A : NumericAlgebra<T>>(val type: KClass<out T>, val algebra: A) :
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NumericAlgebra<AsmExpression<T>>, ExpressionAlgebra<T, AsmExpression<T>> {
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/**
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* Builds an AsmExpression to wrap a number.
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*/
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override fun number(value: Number): AsmExpression<T> = AsmNumberExpression(type, algebra, value)
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/**
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* Builds an AsmExpression of constant expression which does not depend on arguments.
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*/
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override fun const(value: T): AsmExpression<T> = AsmConstantExpression(type, algebra, value)
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/**
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* Builds an AsmExpression to access a variable.
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*/
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override fun variable(name: String, default: T?): AsmExpression<T> = AsmVariableExpression(type, algebra, name, default)
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/**
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* Builds an AsmExpression of dynamic call of binary operation [operation] on [left] and [right].
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*/
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override fun binaryOperation(operation: String, left: AsmExpression<T>, right: AsmExpression<T>): AsmExpression<T> =
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AsmBinaryOperation(type, algebra, operation, left, right)
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/**
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* Builds an AsmExpression of dynamic call of unary operation with name [operation] on [arg].
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*/
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override fun unaryOperation(operation: String, arg: AsmExpression<T>): AsmExpression<T> =
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AsmUnaryOperation(type, algebra, operation, arg)
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}
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/**
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* A context class for [AsmExpression] construction for [Space] algebras.
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*/
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open class AsmExpressionSpace<T : Any, A>(type: KClass<out T>, algebra: A) : AsmExpressionAlgebra<T, A>(type, algebra),
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Space<AsmExpression<T>> where A : Space<T>, A : NumericAlgebra<T> {
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override val zero: AsmExpression<T> get() = const(algebra.zero)
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/**
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* Builds an AsmExpression of addition of two another expressions.
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*/
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override fun add(a: AsmExpression<T>, b: AsmExpression<T>): AsmExpression<T> =
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AsmBinaryOperation(type, algebra, SpaceOperations.PLUS_OPERATION, a, b)
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/**
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* Builds an AsmExpression of multiplication of expression by number.
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*/
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override fun multiply(a: AsmExpression<T>, k: Number): AsmExpression<T> = AsmConstProductExpression(type, algebra, a, k)
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operator fun AsmExpression<T>.plus(arg: T): AsmExpression<T> = this + const(arg)
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operator fun AsmExpression<T>.minus(arg: T): AsmExpression<T> = this - const(arg)
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operator fun T.plus(arg: AsmExpression<T>): AsmExpression<T> = arg + this
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operator fun T.minus(arg: AsmExpression<T>): AsmExpression<T> = arg - this
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override fun unaryOperation(operation: String, arg: AsmExpression<T>): AsmExpression<T> =
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super<AsmExpressionAlgebra>.unaryOperation(operation, arg)
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override fun binaryOperation(operation: String, left: AsmExpression<T>, right: AsmExpression<T>): AsmExpression<T> =
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super<AsmExpressionAlgebra>.binaryOperation(operation, left, right)
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}
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/**
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* A context class for [AsmExpression] construction for [Ring] algebras.
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*/
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open class AsmExpressionRing<T : Any, A>(type: KClass<out T>, algebra: A) : AsmExpressionSpace<T, A>(type, algebra),
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Ring<AsmExpression<T>> where A : Ring<T>, A : NumericAlgebra<T> {
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override val one: AsmExpression<T> get() = const(algebra.one)
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/**
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* Builds an AsmExpression of multiplication of two expressions.
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*/
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override fun multiply(a: AsmExpression<T>, b: AsmExpression<T>): AsmExpression<T> =
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AsmBinaryOperation(type, algebra, RingOperations.TIMES_OPERATION, a, b)
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operator fun AsmExpression<T>.times(arg: T): AsmExpression<T> = this * const(arg)
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operator fun T.times(arg: AsmExpression<T>): AsmExpression<T> = arg * this
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override fun unaryOperation(operation: String, arg: AsmExpression<T>): AsmExpression<T> =
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super<AsmExpressionSpace>.unaryOperation(operation, arg)
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override fun binaryOperation(operation: String, left: AsmExpression<T>, right: AsmExpression<T>): AsmExpression<T> =
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super<AsmExpressionSpace>.binaryOperation(operation, left, right)
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override fun number(value: Number): AsmExpression<T> = super<AsmExpressionSpace>.number(value)
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}
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/**
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* A context class for [AsmExpression] construction for [Field] algebras.
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*/
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open class AsmExpressionField<T : Any, A>(type: KClass<out T>, algebra: A) :
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AsmExpressionRing<T, A>(type, algebra),
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Field<AsmExpression<T>> where A : Field<T>, A : NumericAlgebra<T> {
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/**
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* Builds an AsmExpression of division an expression by another one.
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*/
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override fun divide(a: AsmExpression<T>, b: AsmExpression<T>): AsmExpression<T> =
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AsmBinaryOperation(type, algebra, FieldOperations.DIV_OPERATION, a, b)
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operator fun AsmExpression<T>.div(arg: T): AsmExpression<T> = this / const(arg)
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operator fun T.div(arg: AsmExpression<T>): AsmExpression<T> = arg / this
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override fun unaryOperation(operation: String, arg: AsmExpression<T>): AsmExpression<T> =
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super<AsmExpressionRing>.unaryOperation(operation, arg)
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override fun binaryOperation(operation: String, left: AsmExpression<T>, right: AsmExpression<T>): AsmExpression<T> =
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super<AsmExpressionRing>.binaryOperation(operation, left, right)
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override fun number(value: Number): AsmExpression<T> = super<AsmExpressionRing>.number(value)
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}
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@ -1,47 +1,103 @@
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package scientifik.kmath.asm
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import scientifik.kmath.asm.internal.AsmBuilder
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import scientifik.kmath.asm.internal.hasSpecific
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import scientifik.kmath.asm.internal.tryInvokeSpecific
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import scientifik.kmath.ast.MST
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import scientifik.kmath.ast.evaluate
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import scientifik.kmath.ast.MSTField
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import scientifik.kmath.ast.MSTRing
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import scientifik.kmath.ast.MSTSpace
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import scientifik.kmath.expressions.Expression
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import scientifik.kmath.operations.Field
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import scientifik.kmath.operations.NumericAlgebra
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import scientifik.kmath.operations.Ring
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import scientifik.kmath.operations.Space
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import scientifik.kmath.operations.*
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import kotlin.reflect.KClass
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internal fun buildName(expression: AsmExpression<*>, collision: Int = 0): String {
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val name = "scientifik.kmath.expressions.generated.AsmCompiledExpression_${expression.hashCode()}_$collision"
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try {
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Class.forName(name)
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} catch (ignored: ClassNotFoundException) {
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return name
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/**
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* Compile given MST to an Expression using AST compiler
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*/
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fun <T : Any> MST.compileWith(type: KClass<T>, algebra: Algebra<T>): Expression<T> {
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fun buildName(mst: MST, collision: Int = 0): String {
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val name = "scientifik.kmath.expressions.generated.AsmCompiledExpression_${mst.hashCode()}_$collision"
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try {
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Class.forName(name)
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} catch (ignored: ClassNotFoundException) {
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return name
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}
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return buildName(mst, collision + 1)
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}
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return buildName(expression, collision + 1)
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fun AsmBuilder<T>.visit(node: MST): Unit {
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when (node) {
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is MST.Symbolic -> visitLoadFromVariables(node.value)
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is MST.Numeric -> {
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val constant = if (algebra is NumericAlgebra<T>) {
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algebra.number(node.value)
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} else {
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error("Number literals are not supported in $algebra")
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||||
}
|
||||
visitLoadFromConstants(constant)
|
||||
}
|
||||
is MST.Unary -> {
|
||||
visitLoadAlgebra()
|
||||
|
||||
if (!hasSpecific(algebra, node.operation, 1)) visitStringConstant(node.operation)
|
||||
|
||||
visit(node.value)
|
||||
|
||||
if (!tryInvokeSpecific(algebra, node.operation, 1)) {
|
||||
visitAlgebraOperation(
|
||||
owner = AsmBuilder.ALGEBRA_CLASS,
|
||||
method = "unaryOperation",
|
||||
descriptor = "(L${AsmBuilder.STRING_CLASS};" +
|
||||
"L${AsmBuilder.OBJECT_CLASS};)" +
|
||||
"L${AsmBuilder.OBJECT_CLASS};"
|
||||
)
|
||||
}
|
||||
}
|
||||
is MST.Binary -> {
|
||||
visitLoadAlgebra()
|
||||
|
||||
if (!hasSpecific(algebra, node.operation, 2))
|
||||
visitStringConstant(node.operation)
|
||||
|
||||
visit(node.left)
|
||||
visit(node.right)
|
||||
|
||||
if (!tryInvokeSpecific(algebra, node.operation, 2)) {
|
||||
|
||||
visitAlgebraOperation(
|
||||
owner = AsmBuilder.ALGEBRA_CLASS,
|
||||
method = "binaryOperation",
|
||||
descriptor = "(L${AsmBuilder.STRING_CLASS};" +
|
||||
"L${AsmBuilder.OBJECT_CLASS};" +
|
||||
"L${AsmBuilder.OBJECT_CLASS};)" +
|
||||
"L${AsmBuilder.OBJECT_CLASS};"
|
||||
)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
val builder = AsmBuilder(type.java, algebra, buildName(this))
|
||||
builder.visit(this)
|
||||
return builder.generate()
|
||||
}
|
||||
|
||||
inline fun <reified T : Any, A : NumericAlgebra<T>, E : AsmExpressionAlgebra<T, A>> A.asm(
|
||||
expressionAlgebra: E,
|
||||
block: E.() -> AsmExpression<T>
|
||||
): Expression<T> = expressionAlgebra.block()
|
||||
inline fun <reified T : Any> Algebra<T>.compile(mst: MST): Expression<T> = mst.compileWith(T::class, this)
|
||||
|
||||
inline fun <reified T : Any> NumericAlgebra<T>.asm(ast: MST): Expression<T> =
|
||||
AsmExpressionAlgebra(T::class, this).evaluate(ast)
|
||||
inline fun <reified T : Any, A : Algebra<T>, E : Algebra<MST>> A.asm(
|
||||
mstAlgebra: E,
|
||||
block: E.() -> MST
|
||||
): Expression<T> = mstAlgebra.block().compileWith(T::class, this)
|
||||
|
||||
inline fun <reified T : Any, A> A.asmSpace(block: AsmExpressionSpace<T, A>.() -> AsmExpression<T>): Expression<T> where A : NumericAlgebra<T>, A : Space<T> =
|
||||
AsmExpressionSpace<T, A>(T::class, this).block()
|
||||
inline fun <reified T : Any, A : Space<T>> A.asmInSpace(block: MSTSpace.() -> MST): Expression<T> =
|
||||
MSTSpace.block().compileWith(T::class, this)
|
||||
|
||||
inline fun <reified T : Any, A> A.asmSpace(ast: MST): Expression<T> where A : NumericAlgebra<T>, A : Space<T> =
|
||||
asmSpace { evaluate(ast) }
|
||||
inline fun <reified T : Any, A : Ring<T>> A.asmInRing(block: MSTRing.() -> MST): Expression<T> =
|
||||
MSTRing.block().compileWith(T::class, this)
|
||||
|
||||
inline fun <reified T : Any, A> A.asmRing(block: AsmExpressionRing<T, A>.() -> AsmExpression<T>): Expression<T> where A : NumericAlgebra<T>, A : Ring<T> =
|
||||
AsmExpressionRing(T::class, this).block()
|
||||
|
||||
inline fun <reified T : Any, A> A.asmRing(ast: MST): Expression<T> where A : NumericAlgebra<T>, A : Ring<T> =
|
||||
asmRing { evaluate(ast) }
|
||||
|
||||
inline fun <reified T : Any, A> A.asmField(block: AsmExpressionField<T, A>.() -> AsmExpression<T>): Expression<T> where A : NumericAlgebra<T>, A : Field<T> =
|
||||
AsmExpressionField(T::class, this).block()
|
||||
|
||||
inline fun <reified T : Any, A> A.asmField(ast: MST): Expression<T> where A : NumericAlgebra<T>, A : Field<T> =
|
||||
asmRing { evaluate(ast) }
|
||||
inline fun <reified T : Any, A : Field<T>> A.asmInField(block: MSTField.() -> MST): Expression<T> =
|
||||
MSTField.block().compileWith(T::class, this)
|
||||
|
||||
@ -4,10 +4,19 @@ import org.objectweb.asm.ClassWriter
|
||||
import org.objectweb.asm.Label
|
||||
import org.objectweb.asm.MethodVisitor
|
||||
import org.objectweb.asm.Opcodes
|
||||
import scientifik.kmath.asm.FunctionalCompiledExpression
|
||||
import scientifik.kmath.asm.internal.AsmBuilder.AsmClassLoader
|
||||
import scientifik.kmath.expressions.Expression
|
||||
import scientifik.kmath.operations.Algebra
|
||||
|
||||
|
||||
private abstract class FunctionalCompiledExpression<T> internal constructor(
|
||||
@JvmField protected val algebra: Algebra<T>,
|
||||
@JvmField protected val constants: Array<Any>
|
||||
) : Expression<T> {
|
||||
abstract override fun invoke(arguments: Map<String, T>): T
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* AsmGenerationContext is a structure that abstracts building a class that unwraps [AsmNode] to plain Java
|
||||
* expression. This class uses [AsmClassLoader] for loading the generated class, then it is able to instantiate the new
|
||||
@ -16,6 +25,8 @@ import scientifik.kmath.operations.Algebra
|
||||
* @param T the type of AsmExpression to unwrap.
|
||||
* @param algebra the algebra the applied AsmExpressions use.
|
||||
* @param className the unique class name of new loaded class.
|
||||
*
|
||||
* @author [Iaroslav Postovalov](https://github.com/CommanderTvis)
|
||||
*/
|
||||
internal class AsmBuilder<T>(
|
||||
private val classOfT: Class<*>,
|
||||
@ -44,7 +55,6 @@ internal class AsmBuilder<T>(
|
||||
private val invokeMethodVisitor: MethodVisitor
|
||||
private val invokeL0: Label
|
||||
private lateinit var invokeL1: Label
|
||||
private var generatedInstance: FunctionalCompiledExpression<T>? = null
|
||||
|
||||
init {
|
||||
asmCompiledClassWriter.visit(
|
||||
@ -113,8 +123,7 @@ internal class AsmBuilder<T>(
|
||||
}
|
||||
|
||||
@Suppress("UNCHECKED_CAST")
|
||||
fun generate(): FunctionalCompiledExpression<T> {
|
||||
generatedInstance?.let { return it }
|
||||
fun generate(): Expression<T> {
|
||||
|
||||
invokeMethodVisitor.run {
|
||||
visitInsn(Opcodes.ARETURN)
|
||||
@ -182,7 +191,6 @@ internal class AsmBuilder<T>(
|
||||
.first()
|
||||
.newInstance(algebra, constants.toTypedArray()) as FunctionalCompiledExpression<T>
|
||||
|
||||
generatedInstance = new
|
||||
return new
|
||||
}
|
||||
|
||||
|
||||
@ -1,8 +1,6 @@
|
||||
package scientifik.kmath.asm.internal
|
||||
|
||||
import org.objectweb.asm.Opcodes
|
||||
import scientifik.kmath.asm.AsmConstantExpression
|
||||
import scientifik.kmath.asm.AsmExpression
|
||||
import scientifik.kmath.operations.Algebra
|
||||
|
||||
private val methodNameAdapters: Map<String, String> = mapOf("+" to "add", "*" to "multiply", "/" to "divide")
|
||||
@ -41,8 +39,8 @@ internal fun <T> AsmBuilder<T>.tryInvokeSpecific(context: Algebra<T>, name: Stri
|
||||
|
||||
return true
|
||||
}
|
||||
|
||||
internal fun <T : Any> AsmExpression<T>.optimize(): AsmExpression<T> {
|
||||
val a = tryEvaluate()
|
||||
return if (a == null) this else AsmConstantExpression(type, algebra, a)
|
||||
}
|
||||
//
|
||||
//internal fun <T : Any> AsmExpression<T>.optimize(): AsmExpression<T> {
|
||||
// val a = tryEvaluate()
|
||||
// return if (a == null) this else AsmConstantExpression(type, algebra, a)
|
||||
//}
|
||||
|
||||
@ -1,75 +1,66 @@
|
||||
package scietifik.kmath.asm
|
||||
|
||||
import scientifik.kmath.asm.asmField
|
||||
import scientifik.kmath.asm.asmRing
|
||||
import scientifik.kmath.asm.asmSpace
|
||||
import scientifik.kmath.expressions.invoke
|
||||
import scientifik.kmath.operations.ByteRing
|
||||
import scientifik.kmath.operations.RealField
|
||||
import kotlin.test.Test
|
||||
import kotlin.test.assertEquals
|
||||
|
||||
class TestAsmAlgebras {
|
||||
@Test
|
||||
fun space() {
|
||||
val res = ByteRing.asmSpace {
|
||||
binaryOperation(
|
||||
"+",
|
||||
|
||||
unaryOperation(
|
||||
"+",
|
||||
3.toByte() - (2.toByte() + (multiply(
|
||||
add(const(1), const(1)),
|
||||
2
|
||||
) + 1.toByte()) * 3.toByte() - 1.toByte())
|
||||
),
|
||||
|
||||
number(1)
|
||||
) + variable("x") + zero
|
||||
}("x" to 2.toByte())
|
||||
|
||||
assertEquals(16, res)
|
||||
}
|
||||
|
||||
@Test
|
||||
fun ring() {
|
||||
val res = ByteRing.asmRing {
|
||||
binaryOperation(
|
||||
"+",
|
||||
|
||||
unaryOperation(
|
||||
"+",
|
||||
(3.toByte() - (2.toByte() + (multiply(
|
||||
add(const(1), const(1)),
|
||||
2
|
||||
) + 1.toByte()))) * 3.0 - 1.toByte()
|
||||
),
|
||||
|
||||
number(1)
|
||||
) * const(2)
|
||||
}()
|
||||
|
||||
assertEquals(24, res)
|
||||
}
|
||||
|
||||
@Test
|
||||
fun field() {
|
||||
val res = RealField.asmField {
|
||||
divide(binaryOperation(
|
||||
"+",
|
||||
|
||||
unaryOperation(
|
||||
"+",
|
||||
(3.0 - (2.0 + (multiply(
|
||||
add(const(1.0), const(1.0)),
|
||||
2
|
||||
) + 1.0))) * 3 - 1.0
|
||||
),
|
||||
|
||||
number(1)
|
||||
) / 2, const(2.0)) * one
|
||||
}()
|
||||
|
||||
assertEquals(3.0, res)
|
||||
}
|
||||
}
|
||||
//
|
||||
//class TestAsmAlgebras {
|
||||
// @Test
|
||||
// fun space() {
|
||||
// val res = ByteRing.asmInRing {
|
||||
// binaryOperation(
|
||||
// "+",
|
||||
//
|
||||
// unaryOperation(
|
||||
// "+",
|
||||
// 3.toByte() - (2.toByte() + (multiply(
|
||||
// add(number(1), number(1)),
|
||||
// 2
|
||||
// ) + 1.toByte()) * 3.toByte() - 1.toByte())
|
||||
// ),
|
||||
//
|
||||
// number(1)
|
||||
// ) + symbol("x") + zero
|
||||
// }("x" to 2.toByte())
|
||||
//
|
||||
// assertEquals(16, res)
|
||||
// }
|
||||
//
|
||||
// @Test
|
||||
// fun ring() {
|
||||
// val res = ByteRing.asmInRing {
|
||||
// binaryOperation(
|
||||
// "+",
|
||||
//
|
||||
// unaryOperation(
|
||||
// "+",
|
||||
// (3.toByte() - (2.toByte() + (multiply(
|
||||
// add(const(1), const(1)),
|
||||
// 2
|
||||
// ) + 1.toByte()))) * 3.0 - 1.toByte()
|
||||
// ),
|
||||
//
|
||||
// number(1)
|
||||
// ) * const(2)
|
||||
// }()
|
||||
//
|
||||
// assertEquals(24, res)
|
||||
// }
|
||||
//
|
||||
// @Test
|
||||
// fun field() {
|
||||
// val res = RealField.asmInField {
|
||||
// +(3 - 2 + 2*(number(1)+1.0)
|
||||
//
|
||||
// unaryOperation(
|
||||
// "+",
|
||||
// (3.0 - (2.0 + (multiply(
|
||||
// add((1.0), const(1.0)),
|
||||
// 2
|
||||
// ) + 1.0))) * 3 - 1.0
|
||||
// )+
|
||||
//
|
||||
// number(1)
|
||||
// ) / 2, const(2.0)) * one
|
||||
// }()
|
||||
//
|
||||
// assertEquals(3.0, res)
|
||||
// }
|
||||
//}
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
package scietifik.kmath.asm
|
||||
|
||||
import scientifik.kmath.asm.asmField
|
||||
import scientifik.kmath.asm.asmInField
|
||||
import scientifik.kmath.expressions.invoke
|
||||
import scientifik.kmath.operations.RealField
|
||||
import kotlin.test.Test
|
||||
@ -9,13 +9,13 @@ import kotlin.test.assertEquals
|
||||
class TestAsmExpressions {
|
||||
@Test
|
||||
fun testUnaryOperationInvocation() {
|
||||
val res = RealField.asmField { unaryOperation("+", variable("x")) }("x" to 2.0)
|
||||
assertEquals(2.0, res)
|
||||
val res = RealField.asmInField { -symbol("x") }("x" to 2.0)
|
||||
assertEquals(-2.0, res)
|
||||
}
|
||||
|
||||
@Test
|
||||
fun testConstProductInvocation() {
|
||||
val res = RealField.asmField { variable("x") * 2 }("x" to 2.0)
|
||||
val res = RealField.asmInField { symbol("x") * 2 }("x" to 2.0)
|
||||
assertEquals(4.0, res)
|
||||
}
|
||||
}
|
||||
|
||||
@ -1,18 +1,18 @@
|
||||
package scietifik.kmath.ast
|
||||
|
||||
import scientifik.kmath.asm.asmField
|
||||
import scientifik.kmath.asm.compile
|
||||
import scientifik.kmath.ast.parseMath
|
||||
import scientifik.kmath.expressions.invoke
|
||||
import scientifik.kmath.operations.Complex
|
||||
import scientifik.kmath.operations.ComplexField
|
||||
import kotlin.test.assertEquals
|
||||
import kotlin.test.Test
|
||||
import kotlin.test.assertEquals
|
||||
|
||||
class AsmTest {
|
||||
@Test
|
||||
fun parsedExpression() {
|
||||
val mst = "2+2*(2+2)".parseMath()
|
||||
val res = ComplexField.asmField(mst)()
|
||||
val res = ComplexField.compile(mst)()
|
||||
assertEquals(Complex(10.0, 0.0), res)
|
||||
}
|
||||
}
|
||||
|
||||
@ -74,10 +74,10 @@ class DerivativeStructureField(
|
||||
|
||||
override fun ln(arg: DerivativeStructure): DerivativeStructure = arg.log()
|
||||
|
||||
operator fun DerivativeStructure.plus(n: Number): DerivativeStructure = add(n.toDouble())
|
||||
operator fun DerivativeStructure.minus(n: Number): DerivativeStructure = subtract(n.toDouble())
|
||||
operator fun Number.plus(s: DerivativeStructure) = s + this
|
||||
operator fun Number.minus(s: DerivativeStructure) = s - this
|
||||
override operator fun DerivativeStructure.plus(b: Number): DerivativeStructure = add(b.toDouble())
|
||||
override operator fun DerivativeStructure.minus(b: Number): DerivativeStructure = subtract(b.toDouble())
|
||||
override operator fun Number.plus(b: DerivativeStructure) = b + this
|
||||
override operator fun Number.minus(b: DerivativeStructure) = b - this
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
@ -90,20 +90,20 @@ abstract class AutoDiffField<T : Any, F : Field<T>> : Field<Variable<T>> {
|
||||
|
||||
// Overloads for Double constants
|
||||
|
||||
operator fun Number.plus(that: Variable<T>): Variable<T> =
|
||||
derive(variable { this@plus.toDouble() * one + that.value }) { z ->
|
||||
that.d += z.d
|
||||
override operator fun Number.plus(b: Variable<T>): Variable<T> =
|
||||
derive(variable { this@plus.toDouble() * one + b.value }) { z ->
|
||||
b.d += z.d
|
||||
}
|
||||
|
||||
operator fun Variable<T>.plus(b: Number): Variable<T> = b.plus(this)
|
||||
override operator fun Variable<T>.plus(b: Number): Variable<T> = b.plus(this)
|
||||
|
||||
operator fun Number.minus(that: Variable<T>): Variable<T> =
|
||||
derive(variable { this@minus.toDouble() * one - that.value }) { z ->
|
||||
that.d -= z.d
|
||||
override operator fun Number.minus(b: Variable<T>): Variable<T> =
|
||||
derive(variable { this@minus.toDouble() * one - b.value }) { z ->
|
||||
b.d -= z.d
|
||||
}
|
||||
|
||||
operator fun Variable<T>.minus(that: Number): Variable<T> =
|
||||
derive(variable { this@minus.value - one * that.toDouble() }) { z ->
|
||||
override operator fun Variable<T>.minus(b: Number): Variable<T> =
|
||||
derive(variable { this@minus.value - one * b.toDouble() }) { z ->
|
||||
this@minus.d += z.d
|
||||
}
|
||||
}
|
||||
|
||||
@ -12,9 +12,6 @@ interface Algebra<T> {
|
||||
*/
|
||||
fun symbol(value: String): T = error("Wrapping of '$value' is not supported in $this")
|
||||
|
||||
@Deprecated("Symbol is more concise",replaceWith = ReplaceWith("symbol"))
|
||||
fun raw(value: String): T = symbol(value)
|
||||
|
||||
/**
|
||||
* Dynamic call of unary operation with name [operation] on [arg]
|
||||
*/
|
||||
@ -64,6 +61,8 @@ interface SpaceOperations<T> : Algebra<T> {
|
||||
//Operation to be performed in this context. Could be moved to extensions in case of KEEP-176
|
||||
operator fun T.unaryMinus(): T = multiply(this, -1.0)
|
||||
|
||||
operator fun T.unaryPlus(): T = this
|
||||
|
||||
operator fun T.plus(b: T): T = add(this, b)
|
||||
operator fun T.minus(b: T): T = add(this, -b)
|
||||
operator fun T.times(k: Number) = multiply(this, k.toDouble())
|
||||
@ -138,17 +137,25 @@ interface Ring<T> : Space<T>, RingOperations<T>, NumericAlgebra<T> {
|
||||
override fun number(value: Number): T = one * value.toDouble()
|
||||
|
||||
override fun leftSideNumberOperation(operation: String, left: Number, right: T): T = when (operation) {
|
||||
SpaceOperations.PLUS_OPERATION -> left + right
|
||||
SpaceOperations.MINUS_OPERATION -> left - right
|
||||
RingOperations.TIMES_OPERATION -> left * right
|
||||
else -> super.leftSideNumberOperation(operation, left, right)
|
||||
}
|
||||
|
||||
//TODO those operators are blocked by type conflict in RealField
|
||||
override fun rightSideNumberOperation(operation: String, left: T, right: Number): T = when (operation) {
|
||||
SpaceOperations.PLUS_OPERATION -> left + right
|
||||
SpaceOperations.MINUS_OPERATION -> left - right
|
||||
RingOperations.TIMES_OPERATION -> left * right
|
||||
else -> super.rightSideNumberOperation(operation, left, right)
|
||||
}
|
||||
|
||||
// operator fun T.plus(b: Number) = this.plus(b * one)
|
||||
// operator fun Number.plus(b: T) = b + this
|
||||
//
|
||||
// operator fun T.minus(b: Number) = this.minus(b * one)
|
||||
// operator fun Number.minus(b: T) = -b + this
|
||||
|
||||
operator fun T.plus(b: Number) = this.plus(number(b))
|
||||
operator fun Number.plus(b: T) = b + this
|
||||
|
||||
operator fun T.minus(b: Number) = this.minus(number(b))
|
||||
operator fun Number.minus(b: T) = -b + this
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
Loading…
Reference in New Issue
Block a user