Re: [PATCH] crypto - serpent-sse2: change transpose_4x4 to only use integer instructions
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2012-01-13 05:36:23
On Tue, Dec 20, 2011 at 12:58:06PM +0200, Jussi Kivilinna wrote:
Matrix transpose macro in serpent-sse2 uses mix of SSE2 integer and SSE floating point instructions, which might cause performance penality on some CPUs. This patch replaces transpose_4x4 macro with version that uses only SSE2 integer instructions. Signed-off-by: Jussi Kivilinna <redacted>
Patch applied. -- Email: Herbert Xu [off-list ref] Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt