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[174.21.71.225]) by smtp.gmail.com with ESMTPSA id e14-20020a170902ed8e00b0015edfccfdb5sm4039605plj.50.2022.06.02.14.52.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Jun 2022 14:52:36 -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=DVA+HWK843xLMqB7esE5JHN46OyQAAXOs3TeUqe1TX8=; b=JclfqLLmSR/VNhjJ+CVbnZuBdx/S3gxVc4kdcRZwq4ynp4ilImO1eTjrF57lziVfV6 L6oT4kssaUMDdItnnpN2rxgU1CnN9zdCkYgzr+h2lprqcSnYMeEGJivxIGEdatMwHuy+ q+cRbhROHXjCwpz91xiYC3C1L78AnOlLD6fED8f/MgBMbvhdzYStJXUB63V+/NtPRV83 iNopNLzlfzQsi5fD0vCNlv/xABjKZnn0uUMHVHG87r3kRjo95Va4+SJr8CK28oMQIdn2 y7hJh/MuxCHTxWjjpV582yfh+2vTKYZT2p25ue8kdkiEovu7UOgrB3eGzcuyBgeCkZUd 41NQ== 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=DVA+HWK843xLMqB7esE5JHN46OyQAAXOs3TeUqe1TX8=; b=NIL6O4QvTo0NvKYAAF2kK21xmKkbutbVH4+tBjnCOod+JVION+HTFMQwITzWYqnp4P Ygg+o/h4RxdhoZf96pch+9ucR9Rab3NIAas51BZxcK/P1x3fbTCBb+KUYRWpkowdOtNl 2REzeSSp39PDlKSMtKVXx7mY6nybEIVUlYa+nWoLs+wQGSYouhXin7bBOz+kyIti0jVj jbHwBZjUsuvGnyZRL/UYnLtCZdGHXwst5jppnYZ3mQiETkrvry3k/A29to+hyaPBNuCE sqR1ct0YXUL1AZFgTHQh+b7lUDu1kzjpWk0Y5ggrh9M+uFdRZtJYr7Qum7HIAKapaQgt tmow== X-Gm-Message-State: AOAM5319h20AqgVN99i7nexyPJbEsPlXgO/a0iF6EMuV2NnnO1vJbpuK 9RdKOKbOhyclcBrRbOsMV3m7mgxLeTIAVA== X-Google-Smtp-Source: ABdhPJybWFCis2NaUpft9Y4aXdFnlM5IH2jxGSuWVNvFlLINqoBDjRrVo28g7lsB6CGTXi/Rbg5IEQ== X-Received: by 2002:a63:d008:0:b0:3fc:f8bb:4ed9 with SMTP id z8-20020a63d008000000b003fcf8bb4ed9mr3091742pgf.215.1654206757067; Thu, 02 Jun 2022 14:52:37 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 48/71] target/arm: Implement SME LDR, STR Date: Thu, 2 Jun 2022 14:48:30 -0700 Message-Id: <20220602214853.496211-49-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220602214853.496211-1-richard.henderson@linaro.org> References: <20220602214853.496211-1-richard.henderson@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=2607:f8b0:4864:20::434; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x434.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-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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1654208897963100001 Content-Type: text/plain; charset="utf-8" We can reuse the SVE functions for LDR and STR, passing in the base of the ZA vector and a zero offset. Signed-off-by: Richard Henderson --- target/arm/sme.decode | 7 +++++++ target/arm/translate-sme.c | 23 +++++++++++++++++++++++ 2 files changed, 30 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=3D%mova_rs LDST1 1110000 111 st:1 rm:5 v:1 .. pg:3 rn:5 0 za_imm:4 \ &ldst esz=3D4 rs=3D%mova_rs + +&ldstr rv rn imm +@ldstr ....... ... . ...... .. ... rn:5 . imm:4 \ + &ldstr rv=3D%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 978af74d1d..c3e544d69c 100644 --- a/target/arm/translate-sme.c +++ b/target/arm/translate-sme.c @@ -220,3 +220,26 @@ 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 imm =3D a->imm; + TCGv_ptr base; + + if (!sme_za_enabled_check(s)) { + return true; + } + + /* ZA[n] equates to ZA0H.B[n]. */ + base =3D get_tile_rowcol(s, MO_8, a->rv, imm, false); + + fn(s, base, 0, s->svl, a->rn, imm * s->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) --=20 2.34.1