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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/94789] Failure to take advantage of shift operand semantics to turn subtraction into negate Date: Mon, 27 Apr 2020 10:37:11 +0000 [thread overview] Message-ID: <bug-94789-4-3tSd4K4Mq6@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-94789-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94789 --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Maybe (-b)&31 instead? And then the &31 could optimized out later on?
next prev parent reply other threads:[~2020-04-27 10:37 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-04-27 8:56 [Bug tree-optimization/94789] New: " gabravier at gmail dot com 2020-04-27 10:24 ` [Bug target/94789] " rguenth at gcc dot gnu.org 2020-04-27 10:37 ` pinskia at gcc dot gnu.org [this message] 2020-04-27 12:03 ` gabravier at gmail dot com 2020-04-29 13:46 ` wilco at gcc dot gnu.org 2021-09-04 22:21 ` pinskia at gcc dot gnu.org 2024-02-27 8:05 ` pinskia at gcc dot gnu.org
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