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From: "hliu at amperecomputing dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/110625] [14 Regression][AArch64] Vect: SLP fails to vectorize a loop as the reduction_latency calculated by new costs is too large
Date: Sat, 30 Dec 2023 08:34:11 +0000 [thread overview]
Message-ID: <bug-110625-4-4Sfon3YsaS@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-110625-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110625
--- Comment #26 from Hao Liu <hliu at amperecomputing dot com> ---
But for now, the patch should fix the regression.(In reply to Tamar Christina
from comment #25)
> Is still pretty inefficient due to all the extends. If we generate better
> code here this may tip the scale back to vector. But for now, the patch
> should fix the regression.
That's great. Thanks a lot!
prev parent reply other threads:[~2023-12-30 8:34 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-11 9:15 [Bug target/110625] New: [AArch64] " hliu at amperecomputing dot com
2023-07-11 10:41 ` [Bug target/110625] " rguenth at gcc dot gnu.org
2023-07-12 0:58 ` hliu at amperecomputing dot com
2023-07-14 8:58 ` hliu at amperecomputing dot com
2023-07-18 10:41 ` rsandifo at gcc dot gnu.org
2023-07-18 12:03 ` rsandifo at gcc dot gnu.org
2023-07-19 2:57 ` hliu at amperecomputing dot com
2023-07-19 8:55 ` rsandifo at gcc dot gnu.org
2023-07-19 9:36 ` hliu at amperecomputing dot com
2023-07-28 16:50 ` rsandifo at gcc dot gnu.org
2023-07-28 16:53 ` rsandifo at gcc dot gnu.org
2023-07-31 2:45 ` hliu at amperecomputing dot com
2023-07-31 12:56 ` cvs-commit at gcc dot gnu.org
2023-08-01 9:09 ` tnfchris at gcc dot gnu.org
2023-08-01 9:19 ` tnfchris at gcc dot gnu.org
2023-08-01 9:45 ` hliu at amperecomputing dot com
2023-08-01 9:49 ` tnfchris at gcc dot gnu.org
2023-08-01 9:50 ` hliu at amperecomputing dot com
2023-08-01 13:49 ` tnfchris at gcc dot gnu.org
2023-08-02 3:49 ` hliu at amperecomputing dot com
2023-08-04 2:34 ` cvs-commit at gcc dot gnu.org
2023-12-08 10:20 ` [Bug target/110625] [14 Regression][AArch64] " tnfchris at gcc dot gnu.org
2023-12-12 16:26 ` tnfchris at gcc dot gnu.org
2023-12-26 14:55 ` tnfchris at gcc dot gnu.org
2023-12-29 15:59 ` cvs-commit at gcc dot gnu.org
2023-12-29 16:16 ` tnfchris at gcc dot gnu.org
2023-12-30 8:34 ` hliu at amperecomputing dot com [this message]
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