From patchwork Wed Jul 1 15:04:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 11636693 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F3EB260D for ; Wed, 1 Jul 2020 15:17:46 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CA504206C3 for ; Wed, 1 Jul 2020 15:17:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="U5WcaGWE" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CA504206C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:35092 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jqeUc-0007lr-0o for patchwork-qemu-devel@patchwork.kernel.org; Wed, 01 Jul 2020 11:17:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50020) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jqeHz-0003NJ-AV for qemu-devel@nongnu.org; Wed, 01 Jul 2020 11:04:43 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:54156 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jqeHu-0001CE-IM for qemu-devel@nongnu.org; Wed, 01 Jul 2020 11:04:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1593615877; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:content-type:content-type:in-reply-to:in-reply-to: references:references; bh=253AYkQqIOJliwnkH5Yrery8nHxm/AbhJzsuSYZY1J8=; b=U5WcaGWERvPuA3+M6yV3drTzoP6Fv1eiuirTYGxRuwv1vN4scOUokDpsS/U9u2ULRrEPBq 0tTqUdJXc5Q2G1A7SIoyhpl8tuYI1RTrPt4pM9N3e5xN50tNVB6O6Bz25kY2qhpfR5B6V1 7616DhAHlva0l++oLpG2UNwly+7a9PQ= 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-496-Ur1hck2lMRqGOnn5_rX6eg-1; Wed, 01 Jul 2020 11:04:34 -0400 X-MC-Unique: Ur1hck2lMRqGOnn5_rX6eg-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A9DFB107ACCA; Wed, 1 Jul 2020 15:04:33 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-62.ams2.redhat.com [10.36.112.62]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9ED515DA27; Wed, 1 Jul 2020 15:04:30 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 74D721FCF5; Wed, 1 Jul 2020 17:04:25 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 05/13] sm501: Optimise 1 pixel 2d ops Date: Wed, 1 Jul 2020 17:04:17 +0200 Message-Id: <20200701150425.13739-6-kraxel@redhat.com> In-Reply-To: <20200701150425.13739-1-kraxel@redhat.com> References: <20200701150425.13739-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=kraxel@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/30 22:25:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-ppc@nongnu.org, Gerd Hoffmann Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: BALATON Zoltan Some guests do 1x1 blits which is faster to do directly than calling a function for it so avoid overhead in this case. Signed-off-by: BALATON Zoltan Reviewed-by: Peter Maydell Message-id: 7cccc302d7b4c5c313bad7681ac4686417143c3e.1592686588.git.balaton@eik.bme.hu Signed-off-by: Gerd Hoffmann --- hw/display/sm501.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/hw/display/sm501.c b/hw/display/sm501.c index 3ced2c42db3a..2098e6981014 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -794,6 +794,14 @@ static void sm501_2d_operation(SM501State *s) src_x == dst_x && src_y == dst_y) { break; } + /* Some clients also do 1 pixel blits, avoid overhead for these */ + if (width == 1 && height == 1) { + unsigned int si = (src_x + src_y * src_pitch) * bypp; + unsigned int di = (dst_x + dst_y * dst_pitch) * bypp; + stn_he_p(&s->local_mem[dst_base + di], bypp, + ldn_he_p(&s->local_mem[src_base + si], bypp)); + break; + } /* Check for overlaps, this could be made more exact */ uint32_t sb, se, db, de; sb = src_base + src_x + src_y * (width + src_pitch); @@ -842,9 +850,14 @@ static void sm501_2d_operation(SM501State *s) color = cpu_to_le16(color); } - pixman_fill((uint32_t *)&s->local_mem[dst_base], - dst_pitch * bypp / sizeof(uint32_t), - 8 * bypp, dst_x, dst_y, width, height, color); + if (width == 1 && height == 1) { + unsigned int i = (dst_x + dst_y * dst_pitch) * bypp; + stn_he_p(&s->local_mem[dst_base + i], bypp, color); + } else { + pixman_fill((uint32_t *)&s->local_mem[dst_base], + dst_pitch * bypp / sizeof(uint32_t), + 8 * bypp, dst_x, dst_y, width, height, color); + } break; } default: