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[114.35.142.126]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fc0bc5aa6esm74903495ad.299.2024.07.17.06.39.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Jul 2024 06:39:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1721223588; x=1721828388; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Nfs9IDqgQpVVigMZU11K8UdOmxP2QGM7nTxJBjJv74w=; b=h3hZhDEm8ps3HIcANJe0SMW043NsAhDZZgDAta6dcNhO/AD9Zy8r843UTUQs8tZ8n5 GOtQjPkftk7aH0Sh/HXTofZgDJ+lXA9nXXYvu1QjEoP3B7dDkTNFUd+87YIRIaYd+gRd dHJD2aU4UJW8lJyFgmUk4Jj0TPXC+cvbLOHZXjWfoKsNoMAwMzKMb/cJjPwR7Oa5q8C0 882C6yeKw2E8OI8ZeO4mXZqqLWWSdlUhEsp7MGd8q0TBtDMCq5JXHn2Q+2beEME+egkj yAVw75p05ZhM5+UXnVf0qvzlDBalNPsyZf0N/hR7kO1Jg5qvK44dykeB0lhQY08m3C44 B6vw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721223588; x=1721828388; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Nfs9IDqgQpVVigMZU11K8UdOmxP2QGM7nTxJBjJv74w=; b=GkL3mzVOxCS1gVE/bV5Hf6PK5vEOaZjm3ZoNjzWu0lJIN6AcMc4I928nJ5DkFEdRLQ 4FnFaCtQoNINheJgKeWgEMaG4RJO94OsmPNo3HODXC49au/6mECuLVoL9qF6Mgv3by6l yQCz4r5jmeeCnEh2cXnPWzZGiAcOYFFrFC80pf5QQEpSElNJyccUT9Wlh1RvNKyVv/EZ EHX8hQJKFVaUA3knvDCoBOWw/MM8biTLPwZAvUeX8bl99Cqn7ACw4SsCfqjd03iTXCC1 J39a8/dKAWcdwnr4WxxbYtZ/LC7v9P+xiUKnNCVzyOWqlf+T2s3r/gbQCzCLzSw2u37v VHaw== X-Gm-Message-State: AOJu0YyybwOdOymUYoHdjauRI58z+9mZ/imPJlqIE5ixdOc0zG+Ci+/k fzgq6XTp4SG3kbVZNEAhcsl5Y2EXgjnGutkFpt3bY4927/jD/jvB/F6t2W9epsyfBa6UwbKW3jU TkQzDFzWhNDIKfUTtJ16mBEy4r2IPuzOEwineYF9cz1rAINeDLupa70ny31t1KIzF6nvGijgWe7 7GAXT1PzRtXaDZ2+lgraR1Uzb6GGV4xXN7VRkgUA== X-Google-Smtp-Source: AGHT+IE8pc+hJ9pD+Tt81iKqmPfRNNbZNqlasHOE/UP9cJmMOu7HUIy004Z4Qo7CKRfgVJ67kMIDCA== X-Received: by 2002:a17:902:db01:b0:1fa:d3d:a68d with SMTP id d9443c01a7336-1fc4e17c7d9mr16685155ad.22.1721223588113; Wed, 17 Jul 2024 06:39:48 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , richard.henderson@linaro.org, Max Chou Subject: [RFC PATCH v5 1/5] target/riscv: Set vdata.vm field for vector load/store whole register instructions Date: Wed, 17 Jul 2024 21:39:32 +0800 Message-Id: <20240717133936.713642-2-max.chou@sifive.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240717133936.713642-1-max.chou@sifive.com> References: <20240717133936.713642-1-max.chou@sifive.com> 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::633; envelope-from=max.chou@sifive.com; helo=mail-pl1-x633.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: 2.1.29 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1721223759585116600 Content-Type: text/plain; charset="utf-8" The vm field of the vector load/store whole register instruction's encoding is 1. The helper function of the vector load/store whole register instructions may need the vdata.vm field to do some optimizations. Signed-off-by: Max Chou --- target/riscv/insn_trans/trans_rvv.c.inc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 3a3896ba06c..14e10568bd7 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -770,6 +770,7 @@ static bool ld_us_mask_op(DisasContext *s, arg_vlm_v *a= , uint8_t eew) /* Mask destination register are always tail-agnostic */ data =3D FIELD_DP32(data, VDATA, VTA, s->cfg_vta_all_1s); data =3D FIELD_DP32(data, VDATA, VMA, s->vma); + data =3D FIELD_DP32(data, VDATA, VM, 1); return ldst_us_trans(a->rd, a->rs1, data, fn, s, false); } =20 @@ -787,6 +788,7 @@ static bool st_us_mask_op(DisasContext *s, arg_vsm_v *a= , uint8_t eew) /* EMUL =3D 1, NFIELDS =3D 1 */ data =3D FIELD_DP32(data, VDATA, LMUL, 0); data =3D FIELD_DP32(data, VDATA, NF, 1); + data =3D FIELD_DP32(data, VDATA, VM, 1); return ldst_us_trans(a->rd, a->rs1, data, fn, s, true); } =20 @@ -1106,6 +1108,7 @@ static bool ldst_whole_trans(uint32_t vd, uint32_t rs= 1, uint32_t nf, TCGv_i32 desc; =20 uint32_t data =3D FIELD_DP32(0, VDATA, NF, nf); + data =3D FIELD_DP32(data, VDATA, VM, 1); dest =3D tcg_temp_new_ptr(); desc =3D tcg_constant_i32(simd_desc(s->cfg_ptr->vlenb, s->cfg_ptr->vlenb, data)); --=20 2.34.1