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8159817: Convert FreeRegionList_test to GTest

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Reviewed-by: kbarrett
This commit is contained in:
Kirill Zhaldybin 2016-10-20 23:09:03 +03:00
parent 9577d94f76
commit 5eff90fe32
3 changed files with 80 additions and 50 deletions
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47
hotspot/src/share/vm/gc/g1/heapRegionSet.cpp
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@ -370,50 +370,3 @@ void HumongousRegionSetMtSafeChecker::check() {
"master humongous set MT safety protocol outside a safepoint");
}
}
void FreeRegionList_test() {
FreeRegionList l("test");
const uint num_regions_in_test = 5;
// Create a fake heap. It does not need to be valid, as the HeapRegion constructor
// does not access it.
MemRegion heap(NULL, num_regions_in_test * HeapRegion::GrainWords);
// Allocate a fake BOT because the HeapRegion constructor initializes
// the BOT.
size_t bot_size = G1BlockOffsetTable::compute_size(heap.word_size());
HeapWord* bot_data = NEW_C_HEAP_ARRAY(HeapWord, bot_size, mtGC);
ReservedSpace bot_rs(G1BlockOffsetTable::compute_size(heap.word_size()));
G1RegionToSpaceMapper* bot_storage =
G1RegionToSpaceMapper::create_mapper(bot_rs,
bot_rs.size(),
os::vm_page_size(),
HeapRegion::GrainBytes,
BOTConstants::N_bytes,
mtGC);
G1BlockOffsetTable bot(heap, bot_storage);
bot_storage->commit_regions(0, num_regions_in_test);
// Set up memory regions for the heap regions.
MemRegion mr0(heap.start(), HeapRegion::GrainWords);
MemRegion mr1(mr0.end(), HeapRegion::GrainWords);
MemRegion mr2(mr1.end(), HeapRegion::GrainWords);
MemRegion mr3(mr2.end(), HeapRegion::GrainWords);
MemRegion mr4(mr3.end(), HeapRegion::GrainWords);
HeapRegion hr0(0, &bot, mr0);
HeapRegion hr1(1, &bot, mr1);
HeapRegion hr2(2, &bot, mr2);
HeapRegion hr3(3, &bot, mr3);
HeapRegion hr4(4, &bot, mr4);
l.add_ordered(&hr1);
l.add_ordered(&hr0);
l.add_ordered(&hr3);
l.add_ordered(&hr4);
l.add_ordered(&hr2);
assert(l.length() == num_regions_in_test, "wrong length");
l.verify_list();
bot_storage->uncommit_regions(0, num_regions_in_test);
delete bot_storage;
FREE_C_HEAP_ARRAY(HeapWord, bot_data);
}