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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/memory/ref_counted.h"
namespace base {
namespace subtle {
bool RefCountedThreadSafeBase::HasOneRef() const {
return ref_count_.IsOne();
}
#if defined(ARCH_CPU_64_BIT)
void RefCountedBase::AddRefImpl() const {
// Check if |ref_count_| overflow only on 64 bit archs since the number of
// objects may exceed 2^32.
// To avoid the binary size bloat, use non-inline function here.
CHECK(++ref_count_ > 0);
}
#endif
#if !defined(ARCH_CPU_X86_FAMILY)
bool RefCountedThreadSafeBase::Release() const {
return ReleaseImpl();
}
void RefCountedThreadSafeBase::AddRef() const {
AddRefImpl();
}
#endif
} // namespace subtle
} // namespace base
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