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Date: Thu, 18 Dec 2014 21:43:35 +0100
From: magnum <>
Subject: Re: ARM NEON

On 2014-12-18 20:55, magnum wrote:
> On 2014-12-18 20:42, Solar Designer wrote:
>> I think the current configure script won't detect NEON on ARM, even
>> though it does detect SIMD extensions on x86.  I think it should also
>> detect NEON and pass -mfpu=neon then (like linux-arm32le-neon in
>> Makefile.legacy does).  Is this something you can add?

I take it this isn't added by -march=native? Then we need intrinsics to
test. I guess we can find them in DES_bs.b.c.

I presume -mfpu=neon will result in the compiler defining the
__ARM_NEON__ macro.


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