From 61e58c43023ed3b4714b0cec8ff7e1dcd7b14ffc Mon Sep 17 00:00:00 2001
From: Iaroslav Postovalov <postovalovya@gmail.com>
Date: Thu, 29 Oct 2020 16:04:04 +0700
Subject: [PATCH] Enable AST example

---
 examples/build.gradle.kts                     |   2 +-
 .../ast/ExpressionsInterpretersBenchmark.kt   | 138 +++++++++---------
 2 files changed, 70 insertions(+), 70 deletions(-)

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<Double> = 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<Double>) {
-//        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=$asm")
-//}
+
+import kscience.kmath.asm.compile
+import kscience.kmath.expressions.Expression
+import kscience.kmath.expressions.expressionInField
+import kscience.kmath.expressions.invoke
+import kscience.kmath.operations.Field
+import kscience.kmath.operations.RealField
+import kotlin.random.Random
+import kotlin.system.measureTimeMillis
+
+class ExpressionsInterpretersBenchmark {
+    private val algebra: Field<Double> = RealField
+    fun functionalExpression() {
+        val expr = algebra.expressionInField {
+            variable("x") * const(2.0) + const(2.0) / variable("x") - const(16.0)
+        }
+
+        invokeAndSum(expr)
+    }
+
+    fun mstExpression() {
+        val expr = algebra.mstInField {
+            symbol("x") * number(2.0) + number(2.0) / symbol("x") - number(16.0)
+        }
+
+        invokeAndSum(expr)
+    }
+
+    fun asmExpression() {
+        val expr = algebra.mstInField {
+            symbol("x") * number(2.0) + number(2.0) / symbol("x") - number(16.0)
+        }.compile()
+
+        invokeAndSum(expr)
+    }
+
+    private fun invokeAndSum(expr: Expression<Double>) {
+        val random = Random(0)
+        var sum = 0.0
+
+        repeat(1000000) {
+            sum += expr("x" to random.nextDouble())
+        }
+
+        println(sum)
+    }
+}
+
+fun main() {
+    val benchmark = ExpressionsInterpretersBenchmark()
+
+    val fe = measureTimeMillis {
+        benchmark.functionalExpression()
+    }
+
+    println("fe=$fe")
+
+    val mst = measureTimeMillis {
+        benchmark.mstExpression()
+    }
+
+    println("mst=$mst")
+
+    val asm = measureTimeMillis {
+        benchmark.asmExpression()
+    }
+
+    println("asm=$asm")
+}