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comparison src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp @ 1545:cc387008223e

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6921317: (partial) G1: assert(top() == bottom() || zfs == Allocated,"Region must be empty, or we must be setting it to Summary: Extended the failing assertion with the new message format to get more data. Reviewed-by: tonyp
author apetrusenko
date Fri, 14 May 2010 10:28:46 -0700
parents cff162798819
children fb1a39993f69
comparison
equal deleted inserted replaced
1523:8bfe9058ca46 1545:cc387008223e
469 (!res->isHumongous() && 469 (!res->isHumongous() &&
470 (!zero_filled || 470 (!zero_filled ||
471 res->zero_fill_state() == HeapRegion::Allocated)), 471 res->zero_fill_state() == HeapRegion::Allocated)),
472 "Alloc Regions must be zero filled (and non-H)"); 472 "Alloc Regions must be zero filled (and non-H)");
473 } 473 }
474 if (res != NULL && res->is_empty()) _free_regions--; 474 if (res != NULL) {
475 assert(res == NULL || 475 if (res->is_empty()) {
476 (!res->isHumongous() && 476 _free_regions--;
477 (!zero_filled || 477 }
478 res->zero_fill_state() == HeapRegion::Allocated)), 478 assert(!res->isHumongous() &&
479 "Non-young alloc Regions must be zero filled (and non-H)"); 479 (!zero_filled || res->zero_fill_state() == HeapRegion::Allocated),
480 480 err_msg("Non-young alloc Regions must be zero filled (and non-H):"
481 if (G1PrintHeapRegions) { 481 " res->isHumongous()=%d, zero_filled=%d, res->zero_fill_state()=%d",
482 if (res != NULL) { 482 res->isHumongous(), zero_filled, res->zero_fill_state()));
483 assert(!res->is_on_unclean_list(),
484 "Alloc Regions must not be on the unclean list");
485 if (G1PrintHeapRegions) {
483 gclog_or_tty->print_cr("new alloc region %d:["PTR_FORMAT", "PTR_FORMAT"], " 486 gclog_or_tty->print_cr("new alloc region %d:["PTR_FORMAT", "PTR_FORMAT"], "
484 "top "PTR_FORMAT, 487 "top "PTR_FORMAT,
485 res->hrs_index(), res->bottom(), res->end(), res->top()); 488 res->hrs_index(), res->bottom(), res->end(), res->top());
486 } 489 }
487 } 490 }
488
489 return res; 491 return res;
490 } 492 }
491 493
492 HeapRegion* G1CollectedHeap::newAllocRegionWithExpansion(int purpose, 494 HeapRegion* G1CollectedHeap::newAllocRegionWithExpansion(int purpose,
493 size_t word_size, 495 size_t word_size,
4598 } 4600 }
4599 4601
4600 void 4602 void
4601 G1CollectedHeap::put_region_on_unclean_list_locked(HeapRegion* r) { 4603 G1CollectedHeap::put_region_on_unclean_list_locked(HeapRegion* r) {
4602 assert(ZF_mon->owned_by_self(), "precondition."); 4604 assert(ZF_mon->owned_by_self(), "precondition.");
4605 #ifdef ASSERT
4606 if (r->is_gc_alloc_region()) {
4607 ResourceMark rm;
4608 stringStream region_str;
4609 print_on(&region_str);
4610 assert(!r->is_gc_alloc_region(), err_msg("Unexpected GC allocation region: %s",
4611 region_str.as_string()));
4612 }
4613 #endif
4603 _unclean_region_list.insert_before_head(r); 4614 _unclean_region_list.insert_before_head(r);
4604 } 4615 }
4605 4616
4606 void 4617 void
4607 G1CollectedHeap::prepend_region_list_on_unclean_list(UncleanRegionList* list) { 4618 G1CollectedHeap::prepend_region_list_on_unclean_list(UncleanRegionList* list) {