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package scala.collection.parallel.benchmarks.parallel_array
object CountHeavy extends Companion {
def benchName = "count-heavy";
def apply(sz: Int, parallelism: Int, what: String) = new CountHeavy(sz, parallelism, what)
override def comparisons = List("jsr")
override def defaultSize = 16
val pred = (a: Cont) => heavyCheck(a)
val predjsr = new extra166y.Ops.Predicate[Cont] {
def op(a: Cont) = heavyCheck(a)
}
def heavyCheck(a: Cont) = {
val n = a.in
(n until (n + 200)).map(checkPrime(_)).reduceLeft(_ && _)
}
def checkPrime(n: Int) = {
var isPrime = true
for (i <- 2 until (scala.math.sqrt(n).toInt + 1)) if (n % i == 0) isPrime = false
isPrime
}
}
class CountHeavy(sz: Int, p: Int, what: String)
extends Resettable(sz, p, what, new Cont(_), new Array[Any](_), classOf[Cont]) {
def companion = CountHeavy
def runpar = pa.count(CountHeavy.pred)
def runseq = sequentialCount(CountHeavy.pred, sz)
def runjsr = jsrarr.withFilter(CountHeavy.predjsr).size
def comparisonMap = collection.Map("jsr" -> runjsr _)
}
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