diff options
Diffstat (limited to 'src/compiler/scala/tools/nsc/util/Statistics.scala')
| -rw-r--r-- | src/compiler/scala/tools/nsc/util/Statistics.scala | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/src/compiler/scala/tools/nsc/util/Statistics.scala b/src/compiler/scala/tools/nsc/util/Statistics.scala index 61c7695911..53ab6654ee 100644 --- a/src/compiler/scala/tools/nsc/util/Statistics.scala +++ b/src/compiler/scala/tools/nsc/util/Statistics.scala @@ -60,6 +60,14 @@ class Statistics extends scala.reflect.internal.util.Statistics { val macroExpandCount = new Counter val macroExpandNanos = new Timer + + val patmatNanos = new Timer + val patmatAnaDPLL = new Timer + val patmatAnaVarEq = new Timer + val patmatCNF = new Timer + val patmatAnaExhaust = new Timer + val patmatAnaReach = new Timer + val patmatCNFSizes = new collection.mutable.HashMap[Int, Int] withDefaultValue 0 } object Statistics extends Statistics @@ -71,7 +79,7 @@ abstract class StatisticsInfo { val global: Global import global._ - var phasesShown = List("parser", "typer", "erasure", "cleanup") + var phasesShown = List("parser", "typer", "patmat", "erasure", "cleanup") def countNodes(tree: Tree, counts: ClassCounts) { for (t <- tree) counts(t.getClass) += 1 @@ -83,10 +91,15 @@ abstract class StatisticsInfo { def showRelTyper(timer: Timer) = timer+showPercent(timer.nanos, typerNanos.nanos) - def showCounts(counts: ClassCounts) = + def showRelPatmat(timer: Timer) = + timer+showPercent(timer.nanos, patmatNanos.nanos) + + def showCounts[T](counts: scala.collection.mutable.Map[T, Int]) = counts.toSeq.sortWith(_._2 > _._2).map { - case (cls, cnt) => + case (cls: Class[_], cnt) => cls.toString.substring(cls.toString.lastIndexOf("$") + 1)+": "+cnt + case (o, cnt) => + o.toString +": "+cnt } def print(phase: Phase) = if (phasesShown contains phase.name) { @@ -169,6 +182,16 @@ abstract class StatisticsInfo { if (timer1 != null) inform("#timer1 : " + timer1) if (timer2 != null) inform("#timer2 : " + timer2) //for (t <- uniques.iterator) println("unique: "+t) + + if (phase.name == "patmat") { + inform("time spent in patmat : " + patmatNanos ) + inform(" of which DPLL : " + showRelPatmat(patmatAnaDPLL )) + inform("of which in CNF conversion : " + showRelPatmat(patmatCNF )) + inform(" CNF size counts : " + showCounts(patmatCNFSizes )) + inform("of which variable equality : " + showRelPatmat(patmatAnaVarEq )) + inform(" of which in exhaustivity : " + showRelPatmat(patmatAnaExhaust)) + inform("of which in unreachability : " + showRelPatmat(patmatAnaReach )) + } } } } |