From patchwork Thu Apr 8 14:06:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Sandiford X-Patchwork-Id: 1463819 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=8.43.85.97; helo=sourceware.org; envelope-from=gcc-patches-bounces@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=ZwlqM+jQ; dkim-atps=neutral Received: from sourceware.org (ip-8-43-85-97.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4FGNNh1Cpmz9sWX for ; Fri, 9 Apr 2021 00:06:43 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 5FA17395181A; Thu, 8 Apr 2021 14:06:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5FA17395181A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1617890800; bh=UeXdGK0XaBSygHjaV6ViDIaTTZfpj5+0M9eIlqhN22s=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=ZwlqM+jQTcUqIJaH5StZJTNE3L7W2TJ6B8WZnMMTrSniG9y/l33HWakeJI2gznKWA JiQT5lCyP9hJuDU6YhTPP/LCwA+WfzQPRvg9SJwA0h8U/TEglVCQNJshuf0ml9ar8s I5taTkiDJanqU/XEPTRd6H8P4qr0MaRahVbXg04Y= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by sourceware.org (Postfix) with ESMTP id 33DFF395181A for ; Thu, 8 Apr 2021 14:06:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 33DFF395181A Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E0210D6E for ; Thu, 8 Apr 2021 07:06:37 -0700 (PDT) Received: from localhost (e121540-lin.manchester.arm.com [10.32.98.126]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 871CB3F694 for ; Thu, 8 Apr 2021 07:06:37 -0700 (PDT) To: gcc-patches@gcc.gnu.org Mail-Followup-To: gcc-patches@gcc.gnu.org, richard.sandiford@arm.com Subject: [PATCH] match.pd: Fix sve/vcond_3.c Date: Thu, 08 Apr 2021 15:06:36 +0100 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Richard Sandiford via Gcc-patches From: Richard Sandiford Reply-To: Richard Sandiford Errors-To: gcc-patches-bounces@gcc.gnu.org Sender: "Gcc-patches" The sve/vcond_3.c tests had started to fail after PR97690/99305, because we were generating: a = VEC_COND_EXPR ; b = a << 15; instead of: a = VEC_COND_EXPR ; We already have a match.pd rule to handle this kind of thing, but it didn't handle shifts. Tested on aarch64-linux-gnu. OK to install? Richard gcc/ * match.pd: Extend vec_cond folds to handle shifts. --- gcc/match.pd | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/match.pd b/gcc/match.pd index 036f92fa959..3ffd9a62670 100644 --- a/gcc/match.pd +++ b/gcc/match.pd @@ -3646,7 +3646,7 @@ DEFINE_INT_AND_FLOAT_ROUND_FN (RINT) /* Sink binary operation to branches, but only if we can fold it. */ (for op (tcc_comparison plus minus mult bit_and bit_ior bit_xor - rdiv trunc_div ceil_div floor_div round_div + lshift rshift rdiv trunc_div ceil_div floor_div round_div trunc_mod ceil_mod floor_mod round_mod min max) /* (c ? a : b) op (c ? d : e) --> c ? (a op d) : (b op e) */ (simplify