--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/ML/ml_profiling.scala Tue Jun 08 16:32:57 2021 +0200
@@ -0,0 +1,52 @@
+/* Title: Pure/ML/ml_profiling.scala
+ Author: Makarius
+
+ML profiling.
+*/
+
+package isabelle
+
+
+import java.util.Locale
+
+import scala.collection.immutable.SortedMap
+
+
+object ML_Profiling
+{
+ sealed case class Entry(name: String, count: Long)
+ {
+ def clean_name: Entry = copy(name = """-?\(\d+\).*$""".r.replaceAllIn(name, ""))
+
+ def print: String =
+ String.format(Locale.ROOT, "%10d %s",
+ count.asInstanceOf[AnyRef], name.asInstanceOf[AnyRef])
+ }
+
+ sealed case class Report(kind: String, entries: List[Entry])
+ {
+ def clean_name: Report = copy(entries = entries.map(_.clean_name))
+
+ def total: Entry = Entry("TOTAL", entries.iterator.map(_.count).sum)
+
+ def print: String =
+ {
+ (if (kind == "time_thread") "time profile (single thread)" else kind + " profile") +
+ (entries ::: List(total)).map(_.print).mkString(":\n", "\n", "\n")
+ }
+ }
+
+ def account(reports: List[Report]): List[Report] =
+ {
+ val empty = SortedMap.empty[String, Long].withDefaultValue(0L)
+ var results = SortedMap.empty[String, SortedMap[String, Long]].withDefaultValue(empty)
+ for (report <- reports) {
+ val kind = report.kind
+ val map = report.entries.foldLeft(results(kind))(
+ (m, e) => m + (e.name -> (e.count + m(e.name))))
+ results = results + (kind -> map)
+ }
+ for ((kind, map) <- results.toList)
+ yield Report(kind, for ((name, count) <- map.toList.sortBy(_._2)) yield Entry(name, count))
+ }
+}