5599c7331b
Improve CBC decrypt and CTR by ~13/16%, which adds up to ~25/33% improvement over "pre-Silvermont" version. [Add performance table to aesni-x86.pl].
This is an OpenSSL-compatible version of AES (also called Rijndael). aes_core.c is basically the same as rijndael-alg-fst.c but with an API that looks like the rest of the OpenSSL symmetric cipher suite.