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comparison src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp @ 1245:6484c4ee11cb

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6904516: More object array barrier fixes, following up on 6906727 Summary: Fixed missing pre-barrier calls for G1, modified C1 to call pre- and correct post-barrier interfaces, deleted obsolete interface, (temporarily) disabled redundant deferred barrier in BacktraceBuilder. Reviewed-by: coleenp, jmasa, kvn, never
author ysr
date Mon, 01 Feb 2010 17:29:01 -0800
parents 7b0e9cba0307
children 0414c1049f15
comparison
equal deleted inserted replaced
1244:745c853ee57f 1245:6484c4ee11cb
2503 "not a garbage-first heap"); 2503 "not a garbage-first heap");
2504 return _g1h; 2504 return _g1h;
2505 } 2505 }
2506 2506
2507 void G1CollectedHeap::gc_prologue(bool full /* Ignored */) { 2507 void G1CollectedHeap::gc_prologue(bool full /* Ignored */) {
2508 // always_do_update_barrier = false;
2508 assert(InlineCacheBuffer::is_empty(), "should have cleaned up ICBuffer"); 2509 assert(InlineCacheBuffer::is_empty(), "should have cleaned up ICBuffer");
2509 // Call allocation profiler 2510 // Call allocation profiler
2510 AllocationProfiler::iterate_since_last_gc(); 2511 AllocationProfiler::iterate_since_last_gc();
2511 // Fill TLAB's and such 2512 // Fill TLAB's and such
2512 ensure_parsability(true); 2513 ensure_parsability(true);
2516 // FIXME: what is this about? 2517 // FIXME: what is this about?
2517 // I'm ignoring the "fill_newgen()" call if "alloc_event_enabled" 2518 // I'm ignoring the "fill_newgen()" call if "alloc_event_enabled"
2518 // is set. 2519 // is set.
2519 COMPILER2_PRESENT(assert(DerivedPointerTable::is_empty(), 2520 COMPILER2_PRESENT(assert(DerivedPointerTable::is_empty(),
2520 "derived pointer present")); 2521 "derived pointer present"));
2522 // always_do_update_barrier = true;
2521 } 2523 }
2522 2524
2523 void G1CollectedHeap::do_collection_pause() { 2525 void G1CollectedHeap::do_collection_pause() {
2524 // Read the GC count while holding the Heap_lock 2526 // Read the GC count while holding the Heap_lock
2525 // we need to do this _before_ wait_for_cleanup_complete(), to 2527 // we need to do this _before_ wait_for_cleanup_complete(), to