From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1666) id 2E87C3858002; Mon, 16 Oct 2023 12:49:56 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2E87C3858002 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1697460596; bh=ijSS4PKpPsLX0w8BeuaOLYkdjDjdskun1W9eBAtvV54=; h=From:To:Subject:Date:From; b=QKlg6ncPKPfA/Kz5gDS/ZsKWP5bjpAznfd/18anRTKg5HCbI3ZjPFUv8mLSzrNPa0 Y2++DAhCmaJGX1knHqldPpQMRGvj9dUvLK9H5TaGRKrlv6jEzDc6F5JXU26Wx0P6Bd ET2YOVkPU3qjsWWffu8QNodEtjLW3ra5BBygKYpk= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Richard Biener To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/rguenth/heads/vect-force-slp)] Avoid ICEing with SLP scatter X-Act-Checkin: gcc X-Git-Author: Richard Biener X-Git-Refname: refs/users/rguenth/heads/vect-force-slp X-Git-Oldrev: a01f778e3e051f4b87f167a71abcc1fef878c7ef X-Git-Newrev: 484ffc302ddd9252ffa89223a6754dacf5613c36 Message-Id: <20231016124956.2E87C3858002@sourceware.org> Date: Mon, 16 Oct 2023 12:49:56 +0000 (GMT) List-Id: https://gcc.gnu.org/g:484ffc302ddd9252ffa89223a6754dacf5613c36 commit 484ffc302ddd9252ffa89223a6754dacf5613c36 Author: Richard Biener Date: Fri Sep 29 13:39:07 2023 +0200 Avoid ICEing with SLP scatter When we SLP discover scatters vectorizable_store will ICE instead of rejecting it. See PR111133 for the missing support. * tree-vect-stmts.cc (vectorizable_store): Reject SLP or grouped scatters. Diff: --- gcc/tree-vect-stmts.cc | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc index 5fac67467021..88732fe14d7b 100644 --- a/gcc/tree-vect-stmts.cc +++ b/gcc/tree-vect-stmts.cc @@ -8401,6 +8401,15 @@ vectorizable_store (vec_info *vinfo, return false; } + /* PR111133. */ + if (memory_access_type == VMAT_GATHER_SCATTER && (slp || grouped_store)) + { + if (dump_enabled_p ()) + dump_printf_loc (MSG_MISSED_OPTIMIZATION, vect_location, + "unsupported grouped or SLP scatter.\n"); + return false; + } + bool costing_p = !vec_stmt; if (costing_p) /* transformation not required. */ {