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8276842: G1: Only calculate size in bytes from words when needed

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Reviewed-by: tschatzl, ayang
This commit is contained in:
Hamlin Li 2021-11-10 01:13:30 +00:00
parent c8b0ee6b8a
commit c1e41fe38b
1 changed files with 4 additions and 4 deletions
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8
src/hotspot/share/gc/g1/g1EvacFailure.cpp
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@ -41,7 +41,7 @@ class RemoveSelfForwardPtrObjClosure: public ObjectClosure {
G1CollectedHeap* _g1h; G1CollectedHeap* _g1h;
G1ConcurrentMark* _cm; G1ConcurrentMark* _cm;
HeapRegion* _hr; HeapRegion* _hr;
size_t _marked_bytes; size_t _marked_words;
bool _during_concurrent_start; bool _during_concurrent_start;
uint _worker_id; uint _worker_id;
HeapWord* _last_forwarded_object_end; HeapWord* _last_forwarded_object_end;
@ -53,12 +53,12 @@ public:
_g1h(G1CollectedHeap::heap()), _g1h(G1CollectedHeap::heap()),
_cm(_g1h->concurrent_mark()), _cm(_g1h->concurrent_mark()),
_hr(hr), _hr(hr),
_marked_bytes(0), _marked_words(0),
_during_concurrent_start(during_concurrent_start), _during_concurrent_start(during_concurrent_start),
_worker_id(worker_id), _worker_id(worker_id),
_last_forwarded_object_end(hr->bottom()) { } _last_forwarded_object_end(hr->bottom()) { }
size_t marked_bytes() { return _marked_bytes; } size_t marked_bytes() { return _marked_words * HeapWordSize; }
// Iterate over the live objects in the region to find self-forwarded objects // Iterate over the live objects in the region to find self-forwarded objects
// that need to be kept live. We need to update the remembered sets of these // that need to be kept live. We need to update the remembered sets of these
@ -96,7 +96,7 @@ public:
} }
size_t obj_size = obj->size(); size_t obj_size = obj->size();
_marked_bytes += (obj_size * HeapWordSize); _marked_words += obj_size;
PreservedMarks::init_forwarded_mark(obj); PreservedMarks::init_forwarded_mark(obj);
HeapWord* obj_end = obj_addr + obj_size; HeapWord* obj_end = obj_addr + obj_size;