From patchwork Fri Apr 16 21:02:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 1467353 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=kg7MgVoC; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4FMV3R22Qlz9sW1 for ; Sat, 17 Apr 2021 07:39:31 +1000 (AEST) Received: from localhost ([::1]:36688 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lXWBV-0008A4-8R for incoming@patchwork.ozlabs.org; Fri, 16 Apr 2021 17:39:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45010) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lXVdX-0005mn-Bz for qemu-devel@nongnu.org; Fri, 16 Apr 2021 17:04:23 -0400 Received: from mail-pf1-x42a.google.com ([2607:f8b0:4864:20::42a]:39679) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lXVdF-0001ha-86 for qemu-devel@nongnu.org; Fri, 16 Apr 2021 17:04:23 -0400 Received: by mail-pf1-x42a.google.com with SMTP id c17so19147539pfn.6 for ; Fri, 16 Apr 2021 14:04:02 -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=RfpadBU7KlY8uj8mgdV4cd4GjWhl0iserVzzK3wcZFQ=; b=kg7MgVoCdIUtkq831P9sBFKCsyxYC8F8ifW7uLgIrYew/4gXVD6iMtSessLGWZr+PQ L8N30RdkLoszL2Ei82Yb9I/SwkE3EUlMwMjH+yDRvDKsvyAk2lcXeKRGm02VQ0FbUZoG vI4iqDHOdP9Pa3UVwHe01SMzvLtWjTeaAHYng6fbJ4MXJ0mGCQTIRYKlXhtNBO648fH5 /IL6M5BL65/AFrFYrAul0rKlM9q5xwiY48I+EejbShLbfgv8+wkSUWWwyZOE4NhD0xpG GE2D8NGm5NdpF3bFrytlDDzVw52JavPMnAS8cTM/nvkkZCF1/bmdrspWucj5tDl9sUuP 5/Gw== 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=RfpadBU7KlY8uj8mgdV4cd4GjWhl0iserVzzK3wcZFQ=; b=S74TANyeq90pPGfD2aqvfpTySLyp17PLqtY2oifL9LKoIXA07y6QUAvzTAcJDaNVHx SvI6pd6LccAEKsg/zmQfdo00PkqcKgF+PI6RTAgCJXRl10sRNG8EiwOROAvxqJrF3N+9 4Xqt8+AbSI4SyfZFoUiu9PqddHEG+rGNQMUlhXfQa+zQ2ATyaEZbkZdfLsPQHYqAGPRV 7a5scyX2azHy2Ve4u5sd9IGyjxpEBElXsI4IbJoc3Qe5BszsxKixsIOZbdG+wORlRTIK VB7l7K1c/ib3UTPzinY1+8Q0eZNtDiaeL92d61DpYyyJnenfhZzuzTV40EN/e/tB9iNZ qsnw== X-Gm-Message-State: AOAM530Jn+GF3dPW3MLRL8jlX7R8AuAmIZ7spcTfDcfoh07XrAyerawb tXxcykPu6CY1tkxsIvsMPF88PmoyekruWA== X-Google-Smtp-Source: ABdhPJxVEjkI484dDoe/1E8Dalcoc3xSESxruFAPVGDdCX6vyghybhFD85rGTERlvm4qnbfpCS3Dbw== X-Received: by 2002:aa7:8d84:0:b029:1f8:3449:1bc6 with SMTP id i4-20020aa78d840000b02901f834491bc6mr9275949pfr.76.1618607042027; Fri, 16 Apr 2021 14:04:02 -0700 (PDT) Received: from localhost.localdomain ([71.212.131.83]) by smtp.gmail.com with ESMTPSA id m9sm5766734pgt.65.2021.04.16.14.04.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Apr 2021 14:04:01 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v5 50/81] target/arm: Split out formats for 2 vectors + 1 index Date: Fri, 16 Apr 2021 14:02:09 -0700 Message-Id: <20210416210240.1591291-51-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210416210240.1591291-1-richard.henderson@linaro.org> References: <20210416210240.1591291-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.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: qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Currently only used by FMUL, but will shortly be used more. Signed-off-by: Richard Henderson --- target/arm/sve.decode | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 04ef38f148..a504b55dad 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -67,6 +67,7 @@ &rri_esz rd rn imm esz &rrri_esz rd rn rm imm esz &rrr_esz rd rn rm esz +&rrx_esz rd rn rm index esz &rpr_esz rd pg rn esz &rpr_s rd pg rn s &rprr_s rd pg rn rm s @@ -245,6 +246,12 @@ @rpri_scatter_store ....... msz:2 .. imm:5 ... pg:3 rn:5 rd:5 \ &rpri_scatter_store +# Two registers and a scalar by N-bit index +@rrx_3 ........ .. . .. rm:3 ...... rn:5 rd:5 \ + &rrx_esz index=%index3_22_19 +@rrx_2 ........ .. . index:2 rm:3 ...... rn:5 rd:5 &rrx_esz +@rrx_1 ........ .. . index:1 rm:4 ...... rn:5 rd:5 &rrx_esz + ########################################################################### # Instruction patterns. Grouped according to the SVE encodingindex.xhtml. @@ -792,10 +799,9 @@ FMLA_zzxz 01100100 111 index:1 rm:4 00000 sub:1 rn:5 rd:5 \ ### SVE FP Multiply Indexed Group # SVE floating-point multiply (indexed) -FMUL_zzx 01100100 0.1 .. rm:3 001000 rn:5 rd:5 \ - index=%index3_22_19 esz=1 -FMUL_zzx 01100100 101 index:2 rm:3 001000 rn:5 rd:5 esz=2 -FMUL_zzx 01100100 111 index:1 rm:4 001000 rn:5 rd:5 esz=3 +FMUL_zzx 01100100 0. 1 ..... 001000 ..... ..... @rrx_3 esz=1 +FMUL_zzx 01100100 10 1 ..... 001000 ..... ..... @rrx_2 esz=2 +FMUL_zzx 01100100 11 1 ..... 001000 ..... ..... @rrx_1 esz=3 ### SVE FP Fast Reduction Group