C++ cache aware programming

Question

is there a way in C++ to determine the CPU\'s cache size? i have an algorithm that processes a lot of data and i\'d like to break this data down into chunks such that they f

Answer 1

read the cpuid of the cpu (x86) and then determine the cache-size by a look-up-table. The table has to be filled with the cache sizes the manufacturer of the cpu publishes in its programming manuals.