From patchwork Tue Feb 13 12:40:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Biener X-Patchwork-Id: 200411 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:bc8a:b0:106:860b:bbdd with SMTP id dn10csp505849dyb; Tue, 13 Feb 2024 04:41:08 -0800 (PST) X-Forwarded-Encrypted: i=3; AJvYcCW8/vAMPtYbBcFNfAcMbdsgPYfYUqOlxcuVXiB5stqh/U8EVTHUdMmimOXdnl1Xqt8HELaCn/STtL5BTAaV1Q+nvYzCCg== X-Google-Smtp-Source: AGHT+IG1FL2qIKV5yB9LlozHbs9xwhUyJxi5d6M4os/35IACHm6cplxLguUAhRsUcHrymYBTD0JH X-Received: by 2002:a0d:d382:0:b0:604:1693:80df with SMTP id v124-20020a0dd382000000b00604169380dfmr9103988ywd.10.1707828068594; Tue, 13 Feb 2024 04:41:08 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1707828068; cv=pass; d=google.com; s=arc-20160816; b=EKOys/WsKBjzjWskWlmwqQCX/+yDAeeD5LKRajmdse7xzsFLZFTXUPZCzKr10Pu2QJ zXvKqCmU6FUoBF27jbzF/X1Jpns71BKnZweUdQidVFcP1MTJCbENas0KNcerf5erx7eq GrWoyGTEnMwNGfU5hQkpgifMfDiSRWtX1GFqPvfd+UNJh1rgdQb+g0zlu1PiENjFZHjJ 3OaeigCyCpguZ4uJJD1gQrxE2IsJ64cUqQAdHW7QlJODE9pWggUoV0PLQJB7WY+CaA0l DhS/CPhjSED+fIu9gwB6iybs8ZDQxPCHDf570j1gRtgC9IfjI0o+1jIeFv6+C1sCsgYK uLPg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=message-id:errors-to:list-subscribe:list-help:list-post :list-archive:list-unsubscribe:list-id:precedence:mime-version :subject:to:from:date:dkim-signature:dkim-signature:dkim-signature :dkim-signature:arc-filter:dmarc-filter:delivered-to; bh=MvkNo+H7X6QFCYwqKdHa1sfvhpIYRCWu0LVmnGWohRM=; fh=X+v9HIuL0rqP3sRXH0c8xdb+4qLvsFTCbBlluWL0ojk=; b=Qc16KnhEkWelj4XHXYM6uG0TRWRvbJ9AGiNaCeNKzyKRChdz2k8cAQiD2wLPeHQapX stHchRzVyo/16gArk4eDk9QOGmpqYgYQ3NvhCZGri5t24TorbSFrVlovkBDB+6XdRo9a +UyomCGg+X/Svt9JtFbFjNy5+qyOzk4dPFDYCAACj8OB/BK5Yvqx3GK29X+y23kNRdtv QBcErIx1cYx+zqCMD100KYPgKuPfU+OnBLbFqzpFR3E/I0Bkeh6BiGbX0faCPDB67fuw wdl/u/arrNNEFzK5PHI7aMszqa90neCgk9EoSIxAhJg/DF/lLBymrln5kUY9DGgHNM6A AyIg==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=2Z6ugzXJ; dkim=neutral (no key) header.i=@suse.de header.s=susede2_ed25519; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=2Z6ugzXJ; dkim=neutral (no key) header.i=@suse.de header.s=susede2_ed25519; arc=pass (i=1); spf=pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 8.43.85.97 as permitted sender) smtp.mailfrom="gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=suse.de X-Forwarded-Encrypted: i=2; AJvYcCWqffwwVuRaI/pK5K2YDXuLC9Msdd4UiMUxxbC1ASqQXGHTmMyn8kCeerUeHYIxjjMOc2WcMfRJhYwG/AzDAtd1XS3adw== Received: from server2.sourceware.org (server2.sourceware.org. [8.43.85.97]) by mx.google.com with ESMTPS id v5-20020a05622a144500b0042c7659583dsi2913155qtx.690.2024.02.13.04.41.08 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Feb 2024 04:41:08 -0800 (PST) Received-SPF: pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 8.43.85.97 as permitted sender) client-ip=8.43.85.97; Authentication-Results: mx.google.com; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=2Z6ugzXJ; dkim=neutral (no key) header.i=@suse.de header.s=susede2_ed25519; dkim=pass header.i=@suse.de header.s=susede2_rsa header.b=2Z6ugzXJ; dkim=neutral (no key) header.i=@suse.de header.s=susede2_ed25519; arc=pass (i=1); spf=pass (google.com: domain of gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org designates 8.43.85.97 as permitted sender) smtp.mailfrom="gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=suse.de Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 512CF38582A9 for ; Tue, 13 Feb 2024 12:41:08 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2a07:de40:b251:101:10:150:64:2]) by sourceware.org (Postfix) with ESMTPS id 213C63858C30 for ; Tue, 13 Feb 2024 12:40:24 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 213C63858C30 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.de ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 213C63858C30 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2a07:de40:b251:101:10:150:64:2 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1707828025; cv=none; b=d2Bfe0R4OmlYaRIyHpvJhTEhxAUwUWpKEhJPf686QsbLjRJ99c513ZKv7bEE1sLgBzkWLZ9J9pReaMId3WWFd+w6ZNOj5aZ6s9yB1RoRli2Zpn3q+c39m69Qh61lrJVV+aBGD6vh7oOAh00wEXq2lo7xSshYe01riU68GGvPw6A= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1707828025; c=relaxed/simple; bh=a9wWH3iTMuotbNUuwnuaZwd3VThA38IU+nahexLWc0c=; h=DKIM-Signature:DKIM-Signature:DKIM-Signature:DKIM-Signature:Date: From:To:Subject:MIME-Version; b=hHnaQ8IFNTZJbF1Rw6+mNC66EZq0mKMrnKW7aqhgab7g3HtjPoICm5JM7j+xrl+EZGxyRLmzjX7+Ddj4qz8jJOqWplmtqN81D2ixa6YlIr3gT0DS4sOaMthXTmpoalvpKBGhwQ/XwhxiqzGeZBeHQRLLIZZyZSm5V2Ywo1AJxpM= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from [10.168.4.150] (unknown [10.168.4.150]) (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 smtp-out2.suse.de (Postfix) with ESMTPS id 1A1351F79C for ; Tue, 13 Feb 2024 12:40:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1707828023; h=from:from:reply-to:date:date:to:to:cc:mime-version:mime-version: content-type:content-type; bh=MvkNo+H7X6QFCYwqKdHa1sfvhpIYRCWu0LVmnGWohRM=; b=2Z6ugzXJBPCbmvq4oE2Ji5/Bn1LVFMXlM98h44zx4hjuWnpO7rgBWmmYfZJxOYs+66JV4d 1J/teNZXUbzcUMAletIjmAoXi44kE2AgdVmausAIDFB6J+ZGjP6DQMjIaElWTMsoAhGadm VOdXVCzxoHS2vk+aLnOZaxs7kESX/Jg= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1707828023; h=from:from:reply-to:date:date:to:to:cc:mime-version:mime-version: content-type:content-type; bh=MvkNo+H7X6QFCYwqKdHa1sfvhpIYRCWu0LVmnGWohRM=; b=n6dQGDS2g1SkigSD10rr3i46ddTtOHDpXf/d8wYuMFbYQPC99s3wuq4T4Q9KS98Jvp8ToC YK46uaIa9yytCMDA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1707828023; h=from:from:reply-to:date:date:to:to:cc:mime-version:mime-version: content-type:content-type; bh=MvkNo+H7X6QFCYwqKdHa1sfvhpIYRCWu0LVmnGWohRM=; b=2Z6ugzXJBPCbmvq4oE2Ji5/Bn1LVFMXlM98h44zx4hjuWnpO7rgBWmmYfZJxOYs+66JV4d 1J/teNZXUbzcUMAletIjmAoXi44kE2AgdVmausAIDFB6J+ZGjP6DQMjIaElWTMsoAhGadm VOdXVCzxoHS2vk+aLnOZaxs7kESX/Jg= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1707828023; h=from:from:reply-to:date:date:to:to:cc:mime-version:mime-version: content-type:content-type; bh=MvkNo+H7X6QFCYwqKdHa1sfvhpIYRCWu0LVmnGWohRM=; b=n6dQGDS2g1SkigSD10rr3i46ddTtOHDpXf/d8wYuMFbYQPC99s3wuq4T4Q9KS98Jvp8ToC YK46uaIa9yytCMDA== Date: Tue, 13 Feb 2024 13:40:22 +0100 (CET) From: Richard Biener To: gcc-patches@gcc.gnu.org Subject: [PATCH] tree-optimization/113896 - testcase for fixed PR MIME-Version: 1.0 Authentication-Results: smtp-out2.suse.de; none X-Spam-Score: 3.55 X-Spamd-Result: default: False [3.55 / 50.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-0.48)[-0.479]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; MISSING_MID(2.50)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_SPAM_SHORT(1.65)[0.549]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; BAYES_HAM(-0.02)[51.72%] X-Spam-Status: No, score=-10.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, MISSING_MID, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org Message-Id: <20240213124108.512CF38582A9@sourceware.org> X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790787524629548593 X-GMAIL-MSGID: 1790787524629548593 The SLP permute optimization rewrite fixed this. Tested on x86_64-unknown-linux-gnu, pushed to trunk and 13 branch. PR tree-optimization/113896 * g++.dg/torture/pr113896.C: New testcase. --- gcc/testsuite/g++.dg/torture/pr113896.C | 35 +++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 gcc/testsuite/g++.dg/torture/pr113896.C diff --git a/gcc/testsuite/g++.dg/torture/pr113896.C b/gcc/testsuite/g++.dg/torture/pr113896.C new file mode 100644 index 00000000000..534c1c2e1cc --- /dev/null +++ b/gcc/testsuite/g++.dg/torture/pr113896.C @@ -0,0 +1,35 @@ +// { dg-do run } +// { dg-additional-options "-ffast-math" } + +double a1 = 1.0; +double a2 = 1.0; + +void __attribute__((noipa)) +f(double K[2], bool b) +{ + double A[] = { + b ? a1 : a2, + 0, + 0, + 0 + }; + + double sum{}; + for(double a : A) sum += a; + for(double& a : A) a /= sum; + + if (b) { + K[0] = A[0]; // 1.0 + K[1] = A[1]; // 0.0 + } else { + K[0] = A[0] + A[1]; + } +} + +int main() +{ + double K[2]{}; + f(K, true); + if (K[0] != 1. || K[1] != 0.) + __builtin_abort (); +}