Hi Andy, Any comments on that?
Regards, Marcelo On Tue, Nov 19, 2013 at 04:36:01PM -0200, Marcelo Cerri wrote: > This patch series adds the initial support for POWER8 new cryptographic > instructions. > > Different versions of the ppc_vcipher_AES_[en|de]crypt were tested and > no significant performance gains where found, even using multiple vector > registers to load all sub-keys in advance. Because of that, the version > included in this series was chosen based on readability. The performance > gain is about 5x in a non-final hardware. > > The patch "perlasm/ppc-xlate.pl: vcipher instructions support" is not > necessary for newer versions of GCC and I'd like to hear opinions if > it's worth to include it or not. > > Feel free to ask me any questions regarding the code. > > Regards, > Marcelo > > Marcelo Cerri (4): > perlasm/ppc-xlate.pl: VMX and VSX register support > perlasm/ppc-xlate.pl: vcipher instructions support > ppc: include probe for vcipher support > ppc: add AES support for POWER8 > > Configure | 6 +-- > crypto/aes/aes_core.c | 3 ++ > crypto/aes/asm/aes-ppc.pl | 96 > +++++++++++++++++++++++++++++++++++---------- > crypto/perlasm/ppc-xlate.pl | 51 +++++++++++++++++++++++- > crypto/ppccap.c | 36 +++++++++++++++++ > crypto/ppccpuid.pl | 9 +++++ > 6 files changed, 176 insertions(+), 25 deletions(-) > > -- > 1.7.12 > > ______________________________________________________________________ > OpenSSL Project http://www.openssl.org > Development Mailing List openssl-dev@openssl.org > Automated List Manager majord...@openssl.org > ______________________________________________________________________ OpenSSL Project http://www.openssl.org Development Mailing List openssl-dev@openssl.org Automated List Manager majord...@openssl.org
