From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 8F287ECAAD5 for ; Fri, 26 Aug 2022 23:23:44 +0000 (UTC) Received: from localhost ([::1]:48962 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oRift-0003ef-Vq for qemu-devel@archiver.kernel.org; Fri, 26 Aug 2022 19:23:43 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38308) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oRiUr-0006LT-BE for qemu-devel@nongnu.org; Fri, 26 Aug 2022 19:12:17 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:22645) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oRiUm-0007oC-Ad for qemu-devel@nongnu.org; Fri, 26 Aug 2022 19:12:17 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1661555531; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=u/fwrBqwwUlpPhd+8wo68HHqIUYopdT2IYzo8vQkQ5M=; b=CqHFxuhgmI1Ju0VsS0g1p3UrZJP69Z6OM35+Rhibud1sIUONiYbRhrxTPMY6w1f5qy0J7r 5xdh2C6Pej+q6KT4Cgz8Z/py3/v0N79FUzf/NfRU08tu7s762/MGlk3OzmI+KG2nTzq7AP +YxMjAbjwFn6/h6jocy+b944XdyIzCM= Received: from mail-ed1-f71.google.com (mail-ed1-f71.google.com [209.85.208.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-100-di8361FSO0eQtYQCgjOGYg-1; Fri, 26 Aug 2022 19:12:10 -0400 X-MC-Unique: di8361FSO0eQtYQCgjOGYg-1 Received: by mail-ed1-f71.google.com with SMTP id z20-20020a05640235d400b0043e1e74a495so1869019edc.11 for ; Fri, 26 Aug 2022 16:12:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc; bh=u/fwrBqwwUlpPhd+8wo68HHqIUYopdT2IYzo8vQkQ5M=; b=0itBvxeLvB6dohAun94CrNhlv/9Lfa5KEyDrbHOsT8cbf5Bb2AWTfbuN/OmRCyLuYT g68S0NCPGRW9XOFnv9ARnLzsbMVtSNyfwN9Q09euuEY4cD6bkPy+g3f1NkP06X5crL8Z /YZQvr6jOtrjb09wYE8esiP10sxaV/7WW1rehcCx9hQMb9xRsr0bL/6tE8Gz2NNYGlJW c2CD8RI9tENIo0KmfsMj+koBUrY129dXx1KIVAa0Xa49Q6DOmPMq8yN+r7k2NdVovznw ie3lqiOZX/J5nytlZY+Ut04/A3pywt5K68oMVJbfNadNAcj/WvgxiRqjRxamjJGv/Fw4 RX6g== X-Gm-Message-State: ACgBeo1AHKduGoftBXiXHs2qlPwdi8YWGicqwjEqZZ08E5JpEN7zrrWv TUaG5kuCCDyrX2ckNqlk/ypsfkrZJ7d6hGLgXECbenwCgXMM1fnEIChVZS5yNbqxT9G2mp5rMcq e9gn1X78vjlm9p/9sVqeLXMJazbEkEZ1k7z4Yg1+kZLOsZxyD+EAd5pmCcOIvlrVjS+s= X-Received: by 2002:a17:906:770d:b0:73c:a08f:593c with SMTP id q13-20020a170906770d00b0073ca08f593cmr7085376ejm.182.1661555528812; Fri, 26 Aug 2022 16:12:08 -0700 (PDT) X-Google-Smtp-Source: AA6agR6JyYDJrprd1FCqLoJzasVpAqcTpTtb+dicSqSVJD2qBPeC7dvh30a328528OJPhtMLRGqxEQ== X-Received: by 2002:a17:906:770d:b0:73c:a08f:593c with SMTP id q13-20020a170906770d00b0073ca08f593cmr7085362ejm.182.1661555528493; Fri, 26 Aug 2022 16:12:08 -0700 (PDT) Received: from goa-sendmail ([93.56.160.208]) by smtp.gmail.com with ESMTPSA id 21-20020a170906319500b007402796f065sm1172177ejy.132.2022.08.26.16.12.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 26 Aug 2022 16:12:08 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, paul@nowt.org Subject: [PATCH 01/23] i386: do not use MOVL to move data between SSE registers Date: Sat, 27 Aug 2022 01:11:42 +0200 Message-Id: <20220826231204.201395-2-pbonzini@redhat.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220826231204.201395-1-pbonzini@redhat.com> References: <20220826231204.201395-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, T_SPF_HELO_TEMPERROR=0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Write down explicitly the load/store sequence. Extracted from a patch by Paul Brook . Signed-off-by: Paolo Bonzini --- target/i386/tcg/translate.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index b7972f0ff5..3237c1d8f9 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -3295,8 +3295,10 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b, offsetof(CPUX86State, xmm_regs[reg].ZMM_L(3))); } else { rm = (modrm & 7) | REX_B(s); - gen_op_movl(s, offsetof(CPUX86State, xmm_regs[reg].ZMM_L(0)), - offsetof(CPUX86State,xmm_regs[rm].ZMM_L(0))); + tcg_gen_ld_i32(s->tmp2_i32, cpu_env, + offsetof(CPUX86State, xmm_regs[rm].ZMM_L(0))); + tcg_gen_st_i32(s->tmp2_i32, cpu_env, + offsetof(CPUX86State, xmm_regs[reg].ZMM_L(0))); } break; case 0x310: /* movsd xmm, ea */ -- 2.37.1