This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH, ARM] Avoid element-order-dependent operations for quad-word vectors in big-endian mode for NEON
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Julian Brown <julian at codesourcery dot com>
- Cc: gcc-patches at gcc dot gnu dot org, paul at codesourcery dot com, Richard Earnshaw <rearnsha at arm dot com>
- Date: Thu, 9 Dec 2010 14:40:59 +0000 (UTC)
- Subject: Re: [PATCH, ARM] Avoid element-order-dependent operations for quad-word vectors in big-endian mode for NEON
- References: <20101209140551.50118914@rex.config>
On Thu, 9 Dec 2010, Julian Brown wrote:
> Unfortunately for C only, since building C++ was broken at the time I
> started testing. Some tests fail to vectorize post-patch in BE mode
> (predictably, since fewer things end up vectorizable), but many
> execution tests transition from FAIL to PASS.
Do any tests (scan, not execution) now fail for big endian in ways that
indicate some of the check_effective_target_vect_* functions in
target-supports.exp should be updated to know that certain features are
only supported for little endian?
--
Joseph S. Myers
joseph@codesourcery.com