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Re: [patch, ARM] Make 128 bits the default vector size for NEON
- From: Hans-Peter Nilsson <hans-peter dot nilsson at axis dot com>
- To: ira dot rosen at linaro dot org
- Cc: gcc-patches at gcc dot gnu dot org, patches at linaro dot org
- Date: Wed, 6 Apr 2011 16:07:37 +0200
- Subject: Re: [patch, ARM] Make 128 bits the default vector size for NEON
> Date: Thu, 31 Mar 2011 13:39:05 +0200
> From: Ira Rosen <ira.rosen@linaro.org>
> This patch changes NEON's default vector size from 64 to 128 bits.
I'm wondering, are there NEON-specific measurements to support
this change?
A colleague of mine implemented support for 64- and 128-bit NEON
for RAPP <http://savannah.nongnu.org/projects/rapp/>, but found
that the 128-bit version was slower.
brgds, H-P