From nobody Mon Feb 9 23:40:40 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1623933323; cv=none; d=zohomail.com; s=zohoarc; b=ZMoFCCR8Zy4016iNC31MCE/W6ueWQ5ImPKLaxyeT0DmSgW3qgRvFM/jlyPPav5oq4U48y/np9un9/8F+T8meUO9gwJ6gKimmPmTdv3z2e70CS8dtXc7ejZ7O27K5fMClTse+tdYKgE6Ck+a7VBw1rOaweNRtarj+TLTVM7tN+8U= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1623933323; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=nOZ/9nj2wS/3eRz7s49z+WNHBaG7u0SKFoi1CNqN3ks=; b=JpRUnwKvsi8TB8DMIJlaopbOVlpLi9iVEyLTViTBJak8/HwmIAxIZY3YURgWxsRSHp4O6+6YOOCKNklMP0hfDV+rxP6GtwU3Wn2L9l8+OBu5B3itIb7EOKrYBrsRUaTGq7xkd6uza3AOITDF/6q5Ls2FNGRA035NhdBTYi3E+jM= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1623933323522832.5130024743083; Thu, 17 Jun 2021 05:35:23 -0700 (PDT) Received: from localhost ([::1]:45980 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ltrEw-0008O4-GQ for importer@patchew.org; Thu, 17 Jun 2021 08:35:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60908) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ltqx6-0001iz-NV for qemu-devel@nongnu.org; Thu, 17 Jun 2021 08:16:56 -0400 Received: from mail-wm1-x334.google.com ([2a00:1450:4864:20::334]:54206) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ltqwx-00072z-GC for qemu-devel@nongnu.org; Thu, 17 Jun 2021 08:16:56 -0400 Received: by mail-wm1-x334.google.com with SMTP id j18so3124465wms.3 for ; Thu, 17 Jun 2021 05:16:46 -0700 (PDT) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [81.2.115.148]) by smtp.gmail.com with ESMTPSA id a1sm6961970wra.63.2021.06.17.05.16.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Jun 2021 05:16:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=nOZ/9nj2wS/3eRz7s49z+WNHBaG7u0SKFoi1CNqN3ks=; b=qXsE9FJrov1pTU4iVzhxg+TMjnXo5C7w43h/bQxYeQtwtEZUE9E5dtX1A8CAoCkWmj 6/X6iAbqu9J+F8oBJjfjzmB6PA7vnjvZe8r6ntqAPXk+uc5DlK0EIQjUJePvoqWRNIGJ 7p4Swb42kkmNSj0DPAHwIQ7N8vjkOT77Y4Bt40ReZnyn7p20veLPKHlBTcznJGiJD9+a 9/ozZ0XwgCpJO/F1DGU03Eph8OvMdZNU10xXsa6B9V5SPvCbdA7J84zFtsF8S5nTzW1U UMit1K2GNfhcvTo8cWMrWjH66OLYZ5nP20gNMMAQP0TC6G+Z+c2XoUM+xMU9Vmithvuo OCMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=nOZ/9nj2wS/3eRz7s49z+WNHBaG7u0SKFoi1CNqN3ks=; b=Z8Vua/BXUaOQFxELZzSVl5glXO37lsHzJ/OzTrc8kNFuYzbVdfGAAq/34G2b8ltMRG rkFmew9rM0dRZpBcAF5rY+TvGdx99nLH9YFgC78JojvNyOK5k2J+urAnIAsHix9pxf4D BuKC9S2Bk0lKtBK1HDBXFJX5rMisDRGFf40CrDmRbifipVKor9ylayuORaEISE5irpzH 722VkRSs2X5gbS7rHGLj9Vu5j3TX3qxH0tcvgp8T2JtgOJae1u3ApXAeRt8xuIRpssQX KDu8T2tdYpFnLoU3TzZcICB9c33vQPTt/pXLWpxHW/w4kFrQiKWMMVYh6Z9/pEj13U6N IIFA== X-Gm-Message-State: AOAM533YLSbeBg6Cc2Hf1Nj27X5Y7FcYcisSUrFpdSFWgbahBFFGnGcf V72G7he6gwRfM+pdJS6KADl/2g== X-Google-Smtp-Source: ABdhPJy/WDOrsPmLUNUS4bbMJKFp9pPeEfS9YeuHb5MtJZ3yPASxsVB6ROGA5yMn7etUdUZ3jYxTKg== X-Received: by 2002:a1c:790a:: with SMTP id l10mr451728wme.117.1623932206046; Thu, 17 Jun 2021 05:16:46 -0700 (PDT) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v3 20/44] target/arm: Implement MVE VMLSLDAV Date: Thu, 17 Jun 2021 13:16:04 +0100 Message-Id: <20210617121628.20116-21-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210617121628.20116-1-peter.maydell@linaro.org> References: <20210617121628.20116-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::334; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x334.google.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, 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_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no 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: Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" Implement the MVE insn VMLSLDAV, which multiplies source elements, alternately adding and subtracting them, and accumulates into a 64-bit result in a pair of general purpose registers. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson --- target/arm/helper-mve.h | 5 +++++ target/arm/mve.decode | 2 ++ target/arm/mve_helper.c | 5 +++++ target/arm/translate-mve.c | 11 +++++++++++ 4 files changed, 23 insertions(+) diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h index 0138e28278a..7356385d60c 100644 --- a/target/arm/helper-mve.h +++ b/target/arm/helper-mve.h @@ -152,3 +152,8 @@ DEF_HELPER_FLAGS_4(mve_vmlaldavxsw, TCG_CALL_NO_WG, i64= , env, ptr, ptr, i64) =20 DEF_HELPER_FLAGS_4(mve_vmlaldavuh, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64) DEF_HELPER_FLAGS_4(mve_vmlaldavuw, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64) + +DEF_HELPER_FLAGS_4(mve_vmlsldavsh, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64) +DEF_HELPER_FLAGS_4(mve_vmlsldavsw, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64) +DEF_HELPER_FLAGS_4(mve_vmlsldavxsh, TCG_CALL_NO_WG, i64, env, ptr, ptr, i6= 4) +DEF_HELPER_FLAGS_4(mve_vmlsldavxsw, TCG_CALL_NO_WG, i64, env, ptr, ptr, i6= 4) diff --git a/target/arm/mve.decode b/target/arm/mve.decode index bde54d05bb9..1be2d6b270f 100644 --- a/target/arm/mve.decode +++ b/target/arm/mve.decode @@ -145,3 +145,5 @@ VDUP 1110 1110 1 0 10 ... 0 .... 1011 . 0 0= 1 0000 @vdup size=3D2 qn=3D%qn rdahi=3D%rdahi rdalo=3D%rdalo size=3D%size_16 &v= mlaldav VMLALDAV_S 1110 1110 1 ... ... . ... x:1 1110 . 0 a:1 0 ... 0 @vmlal= dav VMLALDAV_U 1111 1110 1 ... ... . ... x:1 1110 . 0 a:1 0 ... 0 @vmlal= dav + +VMLSLDAV 1110 1110 1 ... ... . ... x:1 1110 . 0 a:1 0 ... 1 @vmlal= dav diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c index 0c8bf9232d6..618f0e66d1d 100644 --- a/target/arm/mve_helper.c +++ b/target/arm/mve_helper.c @@ -537,3 +537,8 @@ DO_LDAV(vmlaldavxsw, 4, int32_t, true, +=3D, +=3D) =20 DO_LDAV(vmlaldavuh, 2, uint16_t, false, +=3D, +=3D) DO_LDAV(vmlaldavuw, 4, uint32_t, false, +=3D, +=3D) + +DO_LDAV(vmlsldavsh, 2, int16_t, false, +=3D, -=3D) +DO_LDAV(vmlsldavxsh, 2, int16_t, true, +=3D, -=3D) +DO_LDAV(vmlsldavsw, 4, int32_t, false, +=3D, -=3D) +DO_LDAV(vmlsldavxsw, 4, int32_t, true, +=3D, -=3D) diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c index f8ceeac5a4f..77b461c2186 100644 --- a/target/arm/translate-mve.c +++ b/target/arm/translate-mve.c @@ -461,3 +461,14 @@ static bool trans_VMLALDAV_U(DisasContext *s, arg_vmla= ldav *a) }; return do_long_dual_acc(s, a, fns[a->size][a->x]); } + +static bool trans_VMLSLDAV(DisasContext *s, arg_vmlaldav *a) +{ + static MVEGenDualAccOpFn * const fns[4][2] =3D { + { NULL, NULL }, + { gen_helper_mve_vmlsldavsh, gen_helper_mve_vmlsldavxsh }, + { gen_helper_mve_vmlsldavsw, gen_helper_mve_vmlsldavxsw }, + { NULL, NULL }, + }; + return do_long_dual_acc(s, a, fns[a->size][a->x]); +} --=20 2.20.1