Example #1
0
void SmallObjAllocator::Deallocate(void* p, VC_BROKEN_STD::size_t numBytes)
{
    if (numBytes > maxObjectSize_) {operator delete(p); return;}

    if (pLastDealloc_ && pLastDealloc_->BlockSize() == numBytes)
    {
        pLastDealloc_->Deallocate(p);
        return;
    }
    Pool::iterator i = std::lower_bound(pool_.begin(), pool_.end(), numBytes);
    assert(i != pool_.end());
    assert(i->BlockSize() == numBytes);
    pLastDealloc_ = &*i;
    pLastDealloc_->Deallocate(p);
}
void SmallObjAllocator::Deallocate(void* p, std::size_t numBytes)
{
    if (numBytes > maxObjectSize_) return operator delete(p);

    if (pLastDealloc_ && pLastDealloc_->BlockSize() == numBytes)
    {
        pLastDealloc_->Deallocate(p);
        return;
    }
    FixedAllocator aux(numBytes);
    Pool::iterator i = std::lower_bound(pool_.begin(), pool_.end(), aux);
    assert(i != pool_.end());
    assert(i->BlockSize() == numBytes);
    pLastDealloc_ = &*i;
    pLastDealloc_->Deallocate(p);
}
Example #3
0
void* SmallObjAllocator::Allocate(VC_BROKEN_STD::size_t numBytes)
{
    if (numBytes > maxObjectSize_) return operator new(numBytes);
    
    if (pLastAlloc_ && pLastAlloc_->BlockSize() == numBytes)
    {
        return pLastAlloc_->Allocate();
    }
    Pool::iterator i = std::lower_bound(pool_.begin(), pool_.end(), numBytes);
    if (i == pool_.end() || i->BlockSize() != numBytes)
    {
        i = pool_.insert(i, FixedAllocator(numBytes));
        pLastDealloc_ = &*pool_.begin();
    }
    pLastAlloc_ = &*i;
    return pLastAlloc_->Allocate();
}