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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/105617] [12/13 regressi] Slp is maybe too aggressive in some/many cases Date: Mon, 16 May 2022 12:13:43 +0000 [thread overview] Message-ID: <bug-105617-4-NMp4FvzpCl@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-105617-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105617 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|Regression in code |[12/13 regressi] Slp is |generation for |maybe too aggressive in |_addcarry_u64() |some/many cases Keywords| |missed-optimization --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This is just the vectorizer still being too aggressive right before a return. It is a cost model issue and it might not really be an issue in the final code just microbenchmarks.
next prev parent reply other threads:[~2022-05-16 12:13 UTC|newest] Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-16 12:08 [Bug target/105617] New: Regression in code generation for _addcarry_u64() already5chosen at yahoo dot com 2022-05-16 12:13 ` pinskia at gcc dot gnu.org [this message] 2022-05-16 12:14 ` [Bug target/105617] [12/13 regressi] Slp is maybe too aggressive in some/many cases pinskia at gcc dot gnu.org 2022-05-16 12:15 ` rguenth at gcc dot gnu.org 2022-05-16 12:38 ` [Bug target/105617] [12/13 Regression] " already5chosen at yahoo dot com 2022-05-16 13:02 ` already5chosen at yahoo dot com 2022-05-16 14:08 ` already5chosen at yahoo dot com 2022-05-17 2:47 ` crazylht at gmail dot com 2022-05-17 3:29 ` crazylht at gmail dot com 2022-05-17 3:37 ` crazylht at gmail dot com 2022-05-17 6:48 ` rguenth at gcc dot gnu.org 2022-05-17 9:17 ` already5chosen at yahoo dot com 2022-05-17 9:25 ` already5chosen at yahoo dot com 2022-05-19 8:05 ` crazylht at gmail dot com 2022-07-26 11:22 ` rguenth at gcc dot gnu.org 2022-07-26 11:22 ` rguenth at gcc dot gnu.org 2022-07-29 13:21 ` already5chosen at yahoo dot com 2023-05-08 12:24 ` [Bug target/105617] [12/13/14 " rguenth at gcc dot gnu.org 2023-06-01 7:58 ` slash.tmp at free dot fr 2023-06-07 23:16 ` already5chosen at yahoo dot com 2023-06-13 14:54 ` slash.tmp at free dot fr 2023-06-16 14:56 ` already5chosen at yahoo dot com
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