From patchwork Thu Nov 16 08:27:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiahao Xu X-Patchwork-Id: 1864656 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=8.43.85.97; helo=server2.sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=patchwork.ozlabs.org) Received: from server2.sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4SWCq53qyKz1yRy for ; Thu, 16 Nov 2023 19:28:29 +1100 (AEDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 13DD83858291 for ; Thu, 16 Nov 2023 08:28:26 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from eggs.gnu.org (eggs.gnu.org [IPv6:2001:470:142:3::10]) by sourceware.org (Postfix) with ESMTPS id A52DA3858D20 for ; Thu, 16 Nov 2023 08:28:08 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A52DA3858D20 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=loongson.cn ARC-Filter: OpenARC Filter v1.0.0 sourceware.org A52DA3858D20 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2001:470:142:3::10 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700123290; cv=none; b=JT+xeUq1CNOYYQ3keXNffMbbGLw2XETU0Fvcm1KRk2CkydG9fSLIt+Rm7aWj9+HSkczuUMoJwswOPZO7tYM/8fQPLpf6Jph+j5osHAS66G9WobD7mCNe/DQXoL4pKev2ASKGozZOO7SlYtDN+hOXf1Fmu4eOP6cpAEXSvi9Pq/I= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1700123290; c=relaxed/simple; bh=BH4YmfGyu/7Wgf4+LZp5eOvDOSabL6AcbBRJZBvnq5E=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=Md2ryB15twkRMJ8d+to5zSNzNxtCUwLy7LltSf3/3BETGflyjJzDM+wlC7rwQGTe7BBtPJZtgDTqyNpGmSTuypCUhBFKFBZI6mP/nuUuR3xYmfeztXZDORrt9O+ChyeAa2EB7NwA12TPwK6w4RJRoDbpNCxWK/ncEvKDnM3jwFg= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r3XjI-0003we-5Z for gcc-patches@gcc.gnu.org; Thu, 16 Nov 2023 03:28:07 -0500 Received: from loongson.cn (unknown [10.10.130.252]) by gateway (Coremail) with SMTP id _____8CxLOuE0lVliX86AA--.44236S3; Thu, 16 Nov 2023 16:27:49 +0800 (CST) Received: from slurm-master.loongson.cn (unknown [10.10.130.252]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Axji+C0lVl1+lDAA--.18000S4; Thu, 16 Nov 2023 16:27:46 +0800 (CST) From: Jiahao Xu To: gcc-patches@gcc.gnu.org Cc: xry111@xry111.site, i@xen0n.name, chenglulu@loongson.cn, xuchenghua@loongson.cn, Jiahao Xu Subject: [PATCH 1/2] LoongArch: Increase cost of vector aligned store/load. Date: Thu, 16 Nov 2023 16:27:44 +0800 Message-Id: <20231116082744.5839-1-xujiahao@loongson.cn> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Axji+C0lVl1+lDAA--.18000S4 X-CM-SenderInfo: 50xmxthkdrqz5rrqw2lrqou0/ X-Coremail-Antispam: 1Uk129KBj9xXoW7Gr45Gry7uw15ZF4UKw48GrX_yoWkXFb_Xw nrGa4qgr4UtayYyr4qqr98J3y5Xa18tF98CF9IqFs7GrW8Xwn8Aw1DAwnxZw10gryxW3Zx KF4Fkryayr1Y9osvyTuYvTs0mTUanT9S1TB71UUUUUDqnTZGkaVYY2UrUUUUj1kv1TuYvT s0mT0YCTnIWjqI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUI cSsGvfJTRUUUb7AYFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20x vaj40_Wr0E3s1l1IIY67AEw4v_JrI_Jryl8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS w2x7M28EF7xvwVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV W8JVWxJwA2z4x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v2 6r4UJVWxJr1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27w Aqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jrv_JF1lYx0Ex4A2jsIE 14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x 0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E 7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_Jw1lIxkGc2Ij64vIr41lIxAIcV C0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF 04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7 CjxVAFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU8r9N3UUUUU== Received-SPF: pass client-ip=114.242.206.163; envelope-from=xujiahao@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Status: No, score=-14.1 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, SPF_FAIL, SPF_HELO_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+incoming=patchwork.ozlabs.org@gcc.gnu.org Based on SPEC2017 performance evaluation results, it's better to make them equal to the cost of unaligned store/load so as to avoid odd alignment peeling. gcc/ChangeLog: * config/loongarch/loongarch.cc (loongarch_builtin_vectorization_cost): Adjust. diff --git a/gcc/config/loongarch/loongarch.cc b/gcc/config/loongarch/loongarch.cc index 738911661d7..d05743bec87 100644 --- a/gcc/config/loongarch/loongarch.cc +++ b/gcc/config/loongarch/loongarch.cc @@ -3893,11 +3893,9 @@ loongarch_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost, case scalar_stmt: case scalar_load: case vector_stmt: - case vector_load: case vec_to_scalar: case scalar_to_vec: case scalar_store: - case vector_store: return 1; case vec_promote_demote: @@ -3905,6 +3903,8 @@ loongarch_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost, return LASX_SUPPORTED_MODE_P (mode) && !LSX_SUPPORTED_MODE_P (mode) ? 2 : 1; + case vector_load: + case vector_store: case unaligned_load: case unaligned_store: return 2;