Download or view FloatVector.frink in plain text format
/** Test of vectorizing operations with Java's jdk.incubator.vector classes.
You need to use this with a later version of Java and add the following
to your java invocation line:
--add-modules jdk.incubator.vector --add-opens=jdk.incubator.vector/jdk.incubator.vector=ALL-UNNAMED
Vector API:
https://docs.oracle.com/en/java/javase/23/docs/api/jdk.incubator.vector/jdk/incubator/vector/package-summary.html
*/
// Note that if len is not a multiple of species.length[] then the last items don't
// get done. You have to write your code twice. All of this is lame.
len = 10001
a = toArray[1 to len]
startb = 2
b = toArray[startb to startb+len-1]
species = staticJava["jdk.incubator.vector.FloatVector", "SPECIES_PREFERRED"]
println[species.toString[]]
i = 0
la = length[a]
ila = newJava["java.lang.Long", la] // This lets the next line disambiguate between
// loopBound[int] and loopBound[long]
upperBound = species.loopBound[ila]
println["upperBound is $upperBound"]
c = newJavaArray["float", [la]]
il = species.length[]
println["il is $il"]
while i < upperBound
{
fa = callJava["jdk.incubator.vector.FloatVector", "fromArray", [species, a, i]]
fb = callJava["jdk.incubator.vector.FloatVector", "fromArray", [species, b, i]]
fc = fa.add[fb]
fc.intoArray[c, i]
i = i + il
}
println[first[c, 10]]
println[last[c,8]]
Download or view FloatVector.frink in plain text format
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Alan Eliasen was born 20152 days, 19 hours, 27 minutes ago.