From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <law@redhat.com>
Received: from us-smtp-delivery-124.mimecast.com
 (us-smtp-delivery-124.mimecast.com [216.205.24.124])
 by sourceware.org (Postfix) with ESMTP id C91D33A5C006
 for <gcc-patches@gcc.gnu.org>; Fri,  6 Nov 2020 17:27:20 +0000 (GMT)
DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org C91D33A5C006
Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com
 [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id
 us-mta-181-s4O-2ffYMz6hgmuhMFS9YQ-1; Fri, 06 Nov 2020 12:27:18 -0500
X-MC-Unique: s4O-2ffYMz6hgmuhMFS9YQ-1
Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com
 [10.5.11.15])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 303DD1019624;
 Fri,  6 Nov 2020 17:27:17 +0000 (UTC)
Received: from localhost.localdomain (ovpn-114-181.phx2.redhat.com
 [10.3.114.181])
 by smtp.corp.redhat.com (Postfix) with ESMTP id 9BDB175131;
 Fri,  6 Nov 2020 17:27:16 +0000 (UTC)
Subject: Re: [PATCH] arc: Improve/add instruction patterns to better use MAC
 instructions.
To: Claudiu Zissulescu <claziss@gmail.com>, gcc-patches@gcc.gnu.org
Cc: fbedard@synopsys.com, andrew.burgess@embecosm.com, claziss@synopsys.com
References: <20201009142414.7038-1-claziss@synopsys.com>
From: Jeff Law <law@redhat.com>
Message-ID: <693a2335-0fdd-4eef-9c37-3b20e9fae10d@redhat.com>
Date: Fri, 6 Nov 2020 10:27:16 -0700
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101
 Thunderbird/78.3.1
MIME-Version: 1.0
In-Reply-To: <20201009142414.7038-1-claziss@synopsys.com>
X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15
X-Mimecast-Spam-Score: 0
X-Mimecast-Originator: redhat.com
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 8bit
Content-Language: en-US
X-Spam-Status: No, score=-5.7 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH,
 DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, NICE_REPLY_A,
 RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, 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 <gcc-patches.gcc.gnu.org>
List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-patches>,
 <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>
List-Archive: <https://gcc.gnu.org/pipermail/gcc-patches/>
List-Post: <mailto:gcc-patches@gcc.gnu.org>
List-Help: <mailto:gcc-patches-request@gcc.gnu.org?subject=help>
List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-patches>,
 <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>
X-List-Received-Date: Fri, 06 Nov 2020 17:27:22 -0000


On 10/9/20 8:24 AM, Claudiu Zissulescu wrote:
> From: Claudiu Zissulescu <claziss@gmail.com>
>
> ARC MYP7+ instructions add MAC instructions for vector and scalar data
> types. This patch adds a madd pattern for 16it datum that is using the
> 32bit MAC instruction, and dot_prod patterns for v4hi vector
> types. The 64bit moves are also upgraded by using vadd2 instuction.
>
> gcc/
> xxxx-xx-xx  Claudiu Zissulescu  <claziss@synopsys.com>
>
> 	* config/arc/arc.c (arc_split_move): Recognize vadd2 instructions.
> 	* config/arc/arc.md (movdi_insn): Update pattern to use vadd2
> 	instructions.
> 	(movdf_insn): Likewise.
> 	(maddhisi4): New pattern.
> 	(umaddhisi4): Likewise.
> 	* config/arc/simdext.md (mov<mode>_int): Update pattern to use
> 	vadd2.
> 	(sdot_prodv4hi): New pattern.
> 	(udot_prodv4hi): Likewise.
> 	(arc_vec_<V_US>mac_hi_v4hi): Update/renamed to
> 	arc_vec_<V_US>mac_v2hiv2si.
> 	(arc_vec_<V_US>mac_v2hiv2si_zero): New pattern.

OK for the trunk.  Sorry for the delay.

jeff