372 }
373 }
374
375 void FreeRegionList_test() {
376 FreeRegionList l("test");
377
378 const uint num_regions_in_test = 5;
379 // Create a fake heap. It does not need to be valid, as the HeapRegion constructor
380 // does not access it.
381 MemRegion heap(NULL, num_regions_in_test * HeapRegion::GrainWords);
382 // Allocate a fake BOT because the HeapRegion constructor initializes
383 // the BOT.
384 size_t bot_size = G1BlockOffsetTable::compute_size(heap.word_size());
385 HeapWord* bot_data = NEW_C_HEAP_ARRAY(HeapWord, bot_size, mtGC);
386 ReservedSpace bot_rs(G1BlockOffsetTable::compute_size(heap.word_size()));
387 G1RegionToSpaceMapper* bot_storage =
388 G1RegionToSpaceMapper::create_mapper(bot_rs,
389 bot_rs.size(),
390 os::vm_page_size(),
391 HeapRegion::GrainBytes,
392 G1BlockOffsetTable::N_bytes,
393 mtGC);
394 G1BlockOffsetTable bot(heap, bot_storage);
395 bot_storage->commit_regions(0, num_regions_in_test);
396
397 // Set up memory regions for the heap regions.
398 MemRegion mr0(heap.start(), HeapRegion::GrainWords);
399 MemRegion mr1(mr0.end(), HeapRegion::GrainWords);
400 MemRegion mr2(mr1.end(), HeapRegion::GrainWords);
401 MemRegion mr3(mr2.end(), HeapRegion::GrainWords);
402 MemRegion mr4(mr3.end(), HeapRegion::GrainWords);
403
404 HeapRegion hr0(0, &bot, mr0);
405 HeapRegion hr1(1, &bot, mr1);
406 HeapRegion hr2(2, &bot, mr2);
407 HeapRegion hr3(3, &bot, mr3);
408 HeapRegion hr4(4, &bot, mr4);
409 l.add_ordered(&hr1);
410 l.add_ordered(&hr0);
411 l.add_ordered(&hr3);
412 l.add_ordered(&hr4);
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372 }
373 }
374
375 void FreeRegionList_test() {
376 FreeRegionList l("test");
377
378 const uint num_regions_in_test = 5;
379 // Create a fake heap. It does not need to be valid, as the HeapRegion constructor
380 // does not access it.
381 MemRegion heap(NULL, num_regions_in_test * HeapRegion::GrainWords);
382 // Allocate a fake BOT because the HeapRegion constructor initializes
383 // the BOT.
384 size_t bot_size = G1BlockOffsetTable::compute_size(heap.word_size());
385 HeapWord* bot_data = NEW_C_HEAP_ARRAY(HeapWord, bot_size, mtGC);
386 ReservedSpace bot_rs(G1BlockOffsetTable::compute_size(heap.word_size()));
387 G1RegionToSpaceMapper* bot_storage =
388 G1RegionToSpaceMapper::create_mapper(bot_rs,
389 bot_rs.size(),
390 os::vm_page_size(),
391 HeapRegion::GrainBytes,
392 BOTConstants::N_bytes,
393 mtGC);
394 G1BlockOffsetTable bot(heap, bot_storage);
395 bot_storage->commit_regions(0, num_regions_in_test);
396
397 // Set up memory regions for the heap regions.
398 MemRegion mr0(heap.start(), HeapRegion::GrainWords);
399 MemRegion mr1(mr0.end(), HeapRegion::GrainWords);
400 MemRegion mr2(mr1.end(), HeapRegion::GrainWords);
401 MemRegion mr3(mr2.end(), HeapRegion::GrainWords);
402 MemRegion mr4(mr3.end(), HeapRegion::GrainWords);
403
404 HeapRegion hr0(0, &bot, mr0);
405 HeapRegion hr1(1, &bot, mr1);
406 HeapRegion hr2(2, &bot, mr2);
407 HeapRegion hr3(3, &bot, mr3);
408 HeapRegion hr4(4, &bot, mr4);
409 l.add_ordered(&hr1);
410 l.add_ordered(&hr0);
411 l.add_ordered(&hr3);
412 l.add_ordered(&hr4);
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