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[Bug target/80846] auto-vectorized AVX2 horizontal sum should narrow to 128b right away, to be more efficient for Ryzen and Intel
- From: "aldyh at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 13 Sep 2017 16:15:58 +0000
- Subject: [Bug target/80846] auto-vectorized AVX2 horizontal sum should narrow to 128b right away, to be more efficient for Ryzen and Intel
- Auto-submitted: auto-generated
- References: <bug-80846-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80846
--- Comment #18 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Author: aldyh
Date: Wed Sep 13 16:15:07 2017
New Revision: 252229
URL: https://gcc.gnu.org/viewcvs?rev=252229&root=gcc&view=rev
Log:
PR target/80846
* config/rs6000/vsx.md (vextract_fp_from_shorth,
vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
calls.
Modified:
branches/range-gen2/gcc/ChangeLog
branches/range-gen2/gcc/config/rs6000/vsx.md