From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by 2002:a19:2d51:0:0:0:0:0 with SMTP id t17csp2888751lft; Mon, 27 Jun 2022 21:35:10 -0700 (PDT) X-Google-Smtp-Source: AGRyM1t4bkk6GJWiT7rCl33NeaVwB5AE5BxH/PZILOIpdn5Ly6/pKZ2BBzhJz53TEfC5G/1lC36z X-Received: by 2002:ac8:5893:0:b0:305:21cd:cf6 with SMTP id t19-20020ac85893000000b0030521cd0cf6mr11921863qta.183.1656390910153; Mon, 27 Jun 2022 21:35:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1656390910; cv=none; d=google.com; s=arc-20160816; b=D3T96CHSq0TctzD1We59Ac4EoFjMVlMzZQAcqTn1K4wvH+IdrS6pjARwOfyZQ3BzKN W9uebjQWdi+EUFvQ7+H2lWnZOwQcTzdXOUjO4JwsNHTRvQKB+2gB2tZwCJ1ekKsl2gW4 VnxhAETGhYSkQYtiBQH1nPEoUGQigTUo1BQ9hBnP4kZAj/DrMYvD+KXgmDnV6I3S8XjO LXmhwMMzctfnYdZx/rjUDOqztpz3tMD/4rsu9wprEy4EJV/8dwk3f9CqQdx3BGWYnZ94 QVAUlKz8jvsY6B2TmgBud6oJgj7XoL8/OewZ8pomAnCGZ856NGT0aZmk6DjyFhWt8wa1 C4OQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=etMuVHeaAxa7UcmLEv5W86A71baIUw+lp8OsVjYF6WM=; b=bW7d3PhL/D+LqYYGcKo7tQ8eDTJzXitzA1xdfyRw0BcNUZydygilhK8madJN5O1I2q 8Vjh2tBocGIb5E9WNo5mV5awin+8dukp3kikwzn/Zadg1RrteeXiI5HjweGSiONdhaFX yGHgAMzVrHMN0thug3KhEScaujc7VTveSTym/zNCd2C3qoevRO3Qibnce5aK6hSRz81H 7HexZluU/v7b59ZbuYj3zkkVdqbRuix0n8I1QNfY5eJZyCWOIh7FMm6LnuMWoXXG01QD rhh5U8E4V+GhoUZqleiGXObJIPAcjerD6BV3gskU8doARqvExE2S2rF0zYP9zELMC0pZ l33A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="puj1I9y/"; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id s8-20020a05620a254800b006a794796588si8118314qko.460.2022.06.27.21.35.10 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 27 Jun 2022 21:35:10 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="puj1I9y/"; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1]:49354 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o62wP-00053e-K4 for alex.bennee@linaro.org; Tue, 28 Jun 2022 00:35:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37480) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o62k0-000279-9y for qemu-arm@nongnu.org; Tue, 28 Jun 2022 00:22:20 -0400 Received: from mail-pg1-x52e.google.com ([2607:f8b0:4864:20::52e]:46025) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1o62jx-0003hL-3e for qemu-arm@nongnu.org; Tue, 28 Jun 2022 00:22:19 -0400 Received: by mail-pg1-x52e.google.com with SMTP id 184so10986344pga.12 for ; Mon, 27 Jun 2022 21:22:15 -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=etMuVHeaAxa7UcmLEv5W86A71baIUw+lp8OsVjYF6WM=; b=puj1I9y/VtHkwVJGHxevoTOBp1e2q2AntNADVlFiTKf2CkV7X5+wD8Kf7Aq+Hji1HS JXWepixmwfbIJsYQUyN/6+2VttmQ2dJtwy9F8Kj4l1h8k0/WrlsGxt0s/8nAvXwXaatJ o3Tu8LOaTqAjCpl3iWFAuKPrCMNK9Lvh4M6cXi8lz/ynUs/25mXJcTITWzEuSaMlHc6p YKP8BYJS3kSW0k1yQ0OGWjF/wmmwTfJRBbCom7SWs4oenBcGm553MVkynQJpaaqJajaL UoEaM4vpgo0jCZSZ4NjH1GfNUZOoxBvYIHlDX2wMZSI0yZVvoLdys6N/aEOY+X/cjhpY +Kdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=etMuVHeaAxa7UcmLEv5W86A71baIUw+lp8OsVjYF6WM=; b=qC5q00tW9dfwSkp/t92cRfaoOE1gct4Enca6mfK4y0ffK8Me9RRV47XEPhUYfiynKw /KtTtsYq8vTy8H6fHt9VCIICUVruEBHxlT+0n1cP8fLt6TW3cKl+R2M3jLWgZJfIALd9 YxAULhm8RG7soM1zncWgKr6myakB508B3ues7goc6QvWwebGMv3ZU6sD7/sZELOuJP/N fxisB+nIb1klLcdEr5IAcvS44pbFkYg6zHKkcw4Iv7BkVmsER1xfU0yGzzO2aCz4z03s r+T2L1TFlvz4wCm0oktOuQvowWbD47SQST+NDb5ZqUiOW4E0k5uOVOHg1QXJt/T4GB1G urFA== X-Gm-Message-State: AJIora/rosNbhyrfq7Ow8BDKXTM+rLmkdNF6RG/1tdIMrHStq50r2q5S DaHair8ZTXI1MDXPEJnLE0BmDA== X-Received: by 2002:a63:3e47:0:b0:40c:fa04:dd6e with SMTP id l68-20020a633e47000000b0040cfa04dd6emr15900035pga.224.1656390134643; Mon, 27 Jun 2022 21:22:14 -0700 (PDT) Received: from stoup.. ([122.255.60.245]) by smtp.gmail.com with ESMTPSA id jg6-20020a17090326c600b0016a087cfad8sm7994929plb.264.2022.06.27.21.22.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Jun 2022 21:22:14 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Peter Maydell Subject: [PATCH v4 22/45] target/arm: Implement SME LDR, STR Date: Tue, 28 Jun 2022 09:50:54 +0530 Message-Id: <20220628042117.368549-23-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220628042117.368549-1-richard.henderson@linaro.org> References: <20220628042117.368549-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::52e; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52e.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@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-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: +2urCWeZgI8k We can reuse the SVE functions for LDR and STR, passing in the base of the ZA vector and a zero offset. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/sme.decode | 7 +++++++ target/arm/translate-sme.c | 24 ++++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/target/arm/sme.decode b/target/arm/sme.decode index 900e3f2a07..f1ebd857a5 100644 --- a/target/arm/sme.decode +++ b/target/arm/sme.decode @@ -46,3 +46,10 @@ LDST1 1110000 0 esz:2 st:1 rm:5 v:1 .. pg:3 rn:5 0 za_imm:4 \ &ldst rs=%mova_rs LDST1 1110000 111 st:1 rm:5 v:1 .. pg:3 rn:5 0 za_imm:4 \ &ldst esz=4 rs=%mova_rs + +&ldstr rv rn imm +@ldstr ....... ... . ...... .. ... rn:5 . imm:4 \ + &ldstr rv=%mova_rs + +LDR 1110000 100 0 000000 .. 000 ..... 0 .... @ldstr +STR 1110000 100 1 000000 .. 000 ..... 0 .... @ldstr diff --git a/target/arm/translate-sme.c b/target/arm/translate-sme.c index f9846f137f..87bbf9ab7f 100644 --- a/target/arm/translate-sme.c +++ b/target/arm/translate-sme.c @@ -246,3 +246,27 @@ static bool trans_LDST1(DisasContext *s, arg_LDST1 *a) tcg_temp_free_i64(addr); return true; } + +typedef void GenLdStR(DisasContext *, TCGv_ptr, int, int, int, int); + +static bool do_ldst_r(DisasContext *s, arg_ldstr *a, GenLdStR *fn) +{ + int svl = streaming_vec_reg_size(s); + int imm = a->imm; + TCGv_ptr base; + + if (!sme_za_enabled_check(s)) { + return true; + } + + /* ZA[n] equates to ZA0H.B[n]. */ + base = get_tile_rowcol(s, MO_8, a->rv, imm, false); + + fn(s, base, 0, svl, a->rn, imm * svl); + + tcg_temp_free_ptr(base); + return true; +} + +TRANS_FEAT(LDR, aa64_sme, do_ldst_r, a, gen_sve_ldr) +TRANS_FEAT(STR, aa64_sme, do_ldst_r, a, gen_sve_str) -- 2.34.1