id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
6308	Add sp_counted_base_aix.hpp using AIX atomic operations	aaron.riekenberg@…	Peter Dimov	"Add sp_counted_base_aix.hpp that uses fetch_and_add and compare_and_swap atomic operations available on AIX (see http://publib.boulder.ibm.com/infocenter/aix/v6r1/index.jsp?topic=%2Fcom.ibm.aix.kerneltechref%2Fdoc%2Fktechrf1%2Ffetch_and_add.htm).

The average time for each iteration in the attached test.cpp was reduced from 23 microseconds to 4.7 microseconds on a machine running AIX 5.3 with VisualAge C++ 8.0.

"	Feature Requests	closed	To Be Determined	smart_ptr	Boost 1.48.0	Optimization	fixed