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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/105965] [10/11/12/13 Regression] x86: single-element vectors don't have scalar FMA insns used anymore Date: Tue, 14 Jun 2022 10:53:08 +0000 [thread overview] Message-ID: <bug-105965-4-JGCym0NMOm@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-105965-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105965 --- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>: https://gcc.gnu.org/g:90467f0ad649d0817f9e034596a0fb85605b55af commit r13-1085-g90467f0ad649d0817f9e034596a0fb85605b55af Author: Richard Biener <rguenther@suse.de> Date: Tue Jun 14 10:59:49 2022 +0200 middle-end/105965 - add missing v_c_e <{ el }> simplification When we got the simplification of bit-field-ref to view-convert we lost the ability to detect FMAs since we cannot look through _1 = {_10}; _11 = VIEW_CONVERT_EXPR<float>(_1); the following amends the (view_convert CONSTRUCTOR) pattern to handle this case. 2022-06-14 Richard Biener <rguenther@suse.de> PR middle-end/105965 * match.pd (view_convert CONSTRUCTOR): Handle single-element CTOR case. * gcc.target/i386/pr105965.c: New testcase.
next prev parent reply other threads:[~2022-06-14 10:53 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-06-14 6:31 [Bug target/105965] New: " jbeulich at suse dot com 2022-06-14 8:23 ` [Bug target/105965] " crazylht at gmail dot com 2022-06-14 8:40 ` [Bug target/105965] [10/11/12/13 Regression] " rguenth at gcc dot gnu.org 2022-06-14 10:53 ` cvs-commit at gcc dot gnu.org [this message] 2022-06-14 10:53 ` [Bug target/105965] [10/11/12 " rguenth at gcc dot gnu.org 2022-06-21 1:52 ` [Bug tree-optimization/105965] " pinskia at gcc dot gnu.org 2022-06-21 6:59 ` rguenther at suse dot de 2022-06-28 10:49 ` jakub at gcc dot gnu.org 2022-07-19 11:38 ` cvs-commit at gcc dot gnu.org 2022-07-19 11:39 ` [Bug tree-optimization/105965] [10/11 " rguenth at gcc dot gnu.org 2023-07-07 10:43 ` [Bug tree-optimization/105965] [11 " rguenth at gcc dot gnu.org
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