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8246612: Shenandoah: add timing tracking to ShenandoahStringDedupRoots

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Reviewed-by: shade
This commit is contained in:
Zhengyu Gu 2020-06-04 15:01:04 -04:00
parent 9cadf1a004
commit 1b59097077
3 changed files with 18 additions and 5 deletions
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15
src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.cpp
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@ -149,7 +149,8 @@ void ShenandoahStringDedupRoots::oops_do(BoolObjectClosure* is_alive, OopClosure
}
}
ShenandoahConcurrentStringDedupRoots::ShenandoahConcurrentStringDedupRoots() {
ShenandoahConcurrentStringDedupRoots::ShenandoahConcurrentStringDedupRoots(ShenandoahPhaseTimings::Phase phase) :
_phase(phase) {
if (ShenandoahStringDedup::is_enabled()) {
StringDedupTable_lock->lock_without_safepoint_check();
StringDedupQueue_lock->lock_without_safepoint_check();
@ -171,8 +172,15 @@ void ShenandoahConcurrentStringDedupRoots::oops_do(BoolObjectClosure* is_alive,
assert_locked_or_safepoint_weak(StringDedupTable_lock);
StringDedupUnlinkOrOopsDoClosure sd_cl(is_alive, keep_alive);
StringDedupQueue::unlink_or_oops_do(&sd_cl);
StringDedupTable::unlink_or_oops_do(&sd_cl, worker_id);
{
ShenandoahWorkerTimingsTracker x(_phase, ShenandoahPhaseTimings::StringDedupQueueRoots, worker_id);
StringDedupQueue::unlink_or_oops_do(&sd_cl);
}
{
ShenandoahWorkerTimingsTracker x(_phase, ShenandoahPhaseTimings::StringDedupTableRoots, worker_id);
StringDedupTable::unlink_or_oops_do(&sd_cl, worker_id);
}
}
}
@ -360,6 +368,7 @@ ShenandoahHeapIterationRootScanner::ShenandoahHeapIterationRootScanner() :
_cld_roots(ShenandoahPhaseTimings::heap_iteration_roots, 1),
_serial_weak_roots(ShenandoahPhaseTimings::heap_iteration_roots),
_weak_roots(ShenandoahPhaseTimings::heap_iteration_roots),
_dedup_roots(ShenandoahPhaseTimings::heap_iteration_roots),
_code_roots(ShenandoahPhaseTimings::heap_iteration_roots) {
}