16:30
> > > > To: Herbert Xu ; David S. Miller
> > > > ; linux-
> > > > cry...@vger.kernel.org
> > > > Cc: linux-kernel@vger.kernel.org
> > > > Subject: [PATCH 4/5] crypto: lib/sha256 - Unroll SHA256 loop 8 times
> >
t; cry...@vger.kernel.org
> > > Cc: linux-kernel@vger.kernel.org
> > > Subject: [PATCH 4/5] crypto: lib/sha256 - Unroll SHA256 loop 8 times
> > > intead of 64
> > >
> > > This reduces code size substantially (on x86_64 with gcc-10 the size of
> > &
On Tue, Oct 20, 2020 at 07:41:33AM +, David Laight wrote:
> From: Arvind Sankar> Sent: 19 October 2020 16:30
> > To: Herbert Xu ; David S. Miller
> > ; linux-
> > cry...@vger.kernel.org
> > Cc: linux-kernel@vger.kernel.org
> > Subject: [PATCH 4/5] crypt
From: Arvind Sankar> Sent: 19 October 2020 16:30
> To: Herbert Xu ; David S. Miller
> ; linux-
> cry...@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Subject: [PATCH 4/5] crypto: lib/sha256 - Unroll SHA256 loop 8 times intead
> of 64
>
> This reduces code si
This reduces code size substantially (on x86_64 with gcc-10 the size of
sha256_update() goes from 7593 bytes to 1952 bytes including the new
SHA256_K array), and on x86 is slightly faster than the full unroll.
Signed-off-by: Arvind Sankar
---
lib/crypto/sha256.c | 164 ---
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