diff options
Diffstat (limited to 'runtime/gc/heap.cc')
| -rw-r--r-- | runtime/gc/heap.cc | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/runtime/gc/heap.cc b/runtime/gc/heap.cc index a763e37..79417a6 100644 --- a/runtime/gc/heap.cc +++ b/runtime/gc/heap.cc @@ -1101,8 +1101,12 @@ void Heap::VerifyHeap() { GetLiveBitmap()->Walk(Heap::VerificationCallback, this); } -void Heap::RecordFree(size_t freed_objects, size_t freed_bytes) { - DCHECK_LE(freed_bytes, num_bytes_allocated_.Load()); +void Heap::RecordFree(ssize_t freed_objects, ssize_t freed_bytes) { + // Use signed comparison since freed bytes can be negative when background compaction foreground + // transitions occurs. This is caused by the moving objects from a bump pointer space to a + // free list backed space typically increasing memory footprint due to padding and binning. + DCHECK_LE(freed_bytes, static_cast<ssize_t>(num_bytes_allocated_.Load())); + DCHECK_GE(freed_objects, 0); num_bytes_allocated_.FetchAndSub(freed_bytes); if (Runtime::Current()->HasStatsEnabled()) { RuntimeStats* thread_stats = Thread::Current()->GetStats(); |