Mercurial > hg > truffle
comparison src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp @ 546:05c6d52fa7a9
6690928: Use spinning in combination with yields for workstealing termination.
Summary: Substitute a spin loop for most calls to yield() to reduce the stress on the system.
Reviewed-by: tonyp
| author | jmasa |
|---|---|
| date | Sun, 08 Feb 2009 13:18:01 -0800 |
| parents | 27a80744a83b |
| children | 0fbdb4381b99 |
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| 545:58054a18d735 | 546:05c6d52fa7a9 |
|---|---|
| 613 scavenge_entry.ticks(), scavenge_midpoint.ticks(), | 613 scavenge_entry.ticks(), scavenge_midpoint.ticks(), |
| 614 scavenge_exit.ticks()); | 614 scavenge_exit.ticks()); |
| 615 gc_task_manager()->print_task_time_stamps(); | 615 gc_task_manager()->print_task_time_stamps(); |
| 616 } | 616 } |
| 617 | 617 |
| 618 #ifdef TRACESPINNING | |
| 619 ParallelTaskTerminator::print_termination_counts(); | |
| 620 #endif | |
| 621 | |
| 618 return !promotion_failure_occurred; | 622 return !promotion_failure_occurred; |
| 619 } | 623 } |
| 620 | 624 |
| 621 // This method iterates over all objects in the young generation, | 625 // This method iterates over all objects in the young generation, |
| 622 // unforwarding markOops. It then restores any preserved mark oops, | 626 // unforwarding markOops. It then restores any preserved mark oops, |