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package scala.collection.parallel.benchmarks.parallel_array
import scala.collection.parallel.benchmarks._
object IntWrapCreator extends (Int => IntWrap) {
def apply(idx: Int) = new IntWrap(shiftaround(idx))
def shiftaround(idx: Int) = idx * 40192 + 717
}
case class IntWrap(val num: Int)
object IntOps {
val op = (a: IntWrap, b: IntWrap) => primereduce(a, b)
val reducer = new extra166y.Ops.Reducer[IntWrap] {
def op(a: IntWrap, b: IntWrap) = primereduce(a, b)
}
def primereduce(a: IntWrap, b: IntWrap) = {
val check = (checkPrime(a.num), checkPrime(b.num))
if (a.num > b.num) a else b
}
def checkPrime(n: Int) = {
var isPrime = true
var i = 2
val until = scala.math.sqrt(n).toInt + 1
while (i < until) {
if (n % i == 0) isPrime = false
i += 1
}
isPrime
}
}
class ReducePrime(sz: Int, p: Int, what: String)
extends Resettable[IntWrap](sz, p, what, IntWrapCreator, new Array[Any](_), classOf[IntWrap])
with HavingResult[IntWrap] {
def companion = ReducePrime
def runseq = runresult = sequentialReduce(IntOps.op, sz, new IntWrap(0))
def runpar = runresult = pa.reduce(IntOps.op)
def runjsr = runresult = jsrarr.reduce(IntOps.reducer, new IntWrap(0))
override def comparisonMap = collection.Map("jsr" -> runjsr _)
}
object ReducePrime extends Companion {
def benchName = "reduce-prime";
def apply(sz: Int, p: Int, what: String) = new ReducePrime(sz, p, what)
override def comparisons = List("jsr")
override def defaultSize = 100
}
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