高效流失的高效堆管理器，微小的分配？

I'm looking for ideas for a heap-manager to handle a very specific situation: Lots and lots of very small allocations, ranging from 12 to 64 bytes each. Anything bigger, I will pass on to the regular heap-manager, so only tiny blocks need be catered for. Only 4-byte alignment is needed.I'm looking for ideas for a heap-manager to han