This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [ARM] ARM NEON support part 5/7: Stop vget_lane sign/zero-extending unnecessarily

From: Paul Brook <paul at codesourcery dot com>
To: Julian Brown <julian at codesourcery dot com>
Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
Date: Sun, 1 Jul 2007 22:17:17 +0100
Subject: Re: [ARM] ARM NEON support part 5/7: Stop vget_lane sign/zero-extending unnecessarily
References: <4661DE95.8000706@codesourcery.com>

> 	Julian Brown  <julian@codesourcery.com>
>
>      gcc/
>      * config/arm/neon.md (V_ext): New mode attribute.
>      (neon_vget_lane<mode>): Replace with define_expand.
>      (neon_vget_lane<mode>_sext_internal)
>      (neon_vget_lane<mode>_zext_internal): New define_insns for double
>      and quad precision vectors.
>      (neon_vget_lanedi): Add bounds check. Remove dead comment.
>      * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
>      have typeless 32-bit result.
>
>      gcc/testsuite/
>      * gcc.target/arm/neon/*.c: Regenerate.

Ok.

Paul

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]