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Atomic Reference Counting Pointers

By William K. Reinholtz, December 01, 2004

Reference counting pointers provide a powerful and convenient way of managing heap memory in C++.

December, 2004: Atomic Reference Counting Pointers

Table 2: Approximate performance of various operations.

Function Speed
Atomics::incr 16ns
Atomics::swap 23ns
Atomics::copyAndInc 22ns
RPC() 12ns
RCP(Node*) 70ns
RCP(RCP&) 68ns
~RCP on empty RCP 42ns
~RCP on non-empty RCP 62ns
rcp1 = rcp2 91ns



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