Mercurial > hg > graal-jvmci-8
comparison src/share/vm/gc_implementation/parallelScavenge/psScavenge.inline.hpp @ 1706:9d7a8ab3736b
6962589: remove breadth first scanning code from parallel gc
Summary: Remove the breadth-first copying order from ParallelScavenge and use depth-first by default.
Reviewed-by: jcoomes, ysr, johnc
| author | tonyp |
|---|---|
| date | Thu, 22 Jul 2010 10:27:41 -0400 |
| parents | c18cbe5936b8 |
| children | f95d63e2154a |
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| 1705:2d160770d2e5 | 1706:9d7a8ab3736b |
|---|---|
| 63 assert(should_scavenge(p, true), "revisiting object?"); | 63 assert(should_scavenge(p, true), "revisiting object?"); |
| 64 | 64 |
| 65 oop o = oopDesc::load_decode_heap_oop_not_null(p); | 65 oop o = oopDesc::load_decode_heap_oop_not_null(p); |
| 66 oop new_obj = o->is_forwarded() | 66 oop new_obj = o->is_forwarded() |
| 67 ? o->forwardee() | 67 ? o->forwardee() |
| 68 : pm->copy_to_survivor_space(o, pm->depth_first()); | 68 : pm->copy_to_survivor_space(o); |
| 69 oopDesc::encode_store_heap_oop_not_null(p, new_obj); | 69 oopDesc::encode_store_heap_oop_not_null(p, new_obj); |
| 70 | 70 |
| 71 // We cannot mark without test, as some code passes us pointers | 71 // We cannot mark without test, as some code passes us pointers |
| 72 // that are outside the heap. | 72 // that are outside the heap. |
| 73 if ((!PSScavenge::is_obj_in_young((HeapWord*)p)) && | 73 if ((!PSScavenge::is_obj_in_young((HeapWord*)p)) && |