From nobody Tue Feb 10 01:16:09 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; 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 ARC-Seal: i=1; a=rsa-sha256; t=1614311288; cv=none; d=zohomail.com; s=zohoarc; b=Jg0808YbRIt0Zgw1mGebZXAZvxQSqk0H+QnRTRHYtRwTy+a8TcaB6qyKDvW2AG9fIeuhOmDr9KtlrHI/QFOArkK95kwgI1Awghci3PkglEOdfdEwkNsklNjXh6N1vpRHxmQGTzVXZkTIOn8I3w31CKb7qHyKzCWqegtbJCmuWdk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1614311288; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=rWSIZHZDjqIuwdV86CYsQb0YQNX3HHzBj1A0787Bohs=; b=VMa6bfsLXJdzHEy1gv1HwwLJ7ud76rXAMr5bWBvTtmWOf1dowEpu98exb4auI9nBZhja47unLocVcVZKZA6i8hLNiW1JgC2bnydNMNG5b6k19VmH+39hVaLhMLrIF/l889gIvaGtGDx/DV13yKYIrnYexJJYasHFtS9TYrsrlu0= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; 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 Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1614311288524271.1941298643642; Thu, 25 Feb 2021 19:48:08 -0800 (PST) Received: from localhost ([::1]:32878 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lFU6p-0003Ek-AS for importer@patchew.org; Thu, 25 Feb 2021 22:48:07 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:34960) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lFTiG-0000o1-AM for qemu-devel@nongnu.org; Thu, 25 Feb 2021 22:22:44 -0500 Received: from mail-pf1-x42e.google.com ([2607:f8b0:4864:20::42e]:41106) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lFTiE-0001rJ-BB for qemu-devel@nongnu.org; Thu, 25 Feb 2021 22:22:44 -0500 Received: by mail-pf1-x42e.google.com with SMTP id q20so5311300pfu.8 for ; Thu, 25 Feb 2021 19:22:41 -0800 (PST) Received: from frankchang-ThinkPad-T490.internal.sifive.com (114-34-229-221.HINET-IP.hinet.net. [114.34.229.221]) by smtp.gmail.com with ESMTPSA id p11sm7083709pjb.31.2021.02.25.19.22.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Feb 2021 19:22:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=rWSIZHZDjqIuwdV86CYsQb0YQNX3HHzBj1A0787Bohs=; b=d36yhWqOKyOfbRWoMJhz/BPGdg5fJhq7UxlkF+fsoYDZUQxigwLRaR6LXUMDSZxzXf 2BSVgrOv/VohHPts+W7czOWoXSsloE/IWXEubFB5qt4AygHfTOrRACLMdVDMR6AOfuY0 /hMsXJ+i2/CZSz2q0p/P+sVEHyZZM0pYies/Xm3QJic4mJTAwDbAOCGtnIbVGXNYjDyT V1+rkS+PIL6Whj4bVB5pGNZx9uUGD6Aunyt+QFhZ7WsiK+p0t8SX0oJ1yv3Wo3sPCf5P KXdDWT5NhEDlrqkSWUEfg65oKRQ/x+C3XOs5G5m9kIAN4Rtm06ONQLotJokRzaN1BL8M X8JQ== 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; bh=rWSIZHZDjqIuwdV86CYsQb0YQNX3HHzBj1A0787Bohs=; b=VAWYxW0O0t73BUMiyR/Tt4x49589z7GZfJCaMNisI+cOLcQTGyET1uXxphtvBqrbUp 2hW8fqb8297/kGxFiQrPA1FoyJ2bRJXPRXs5B9ULwY2H2AEexICFKJV7RwL56OSY0iob SNFBdb3lzj2sVRL0pA8Lpa4VR532+pKJJ8lggTBZ529Vv1NhgAiyHBl7Rxu+muWfw/Hi eJVMCT93w/ZEXV6BXPA6AqXJbZ8k2NR0z3M82MCS/oUPGVYObN30lGIfRsGdMHjEKuqK m6XxPqjSRRLUqp6x2uQowbc0CxX1niJN4V54hr9kT0IY32xAUqIQn2hSdqTDzn7gfEk+ LuYw== X-Gm-Message-State: AOAM533WuskqfiqJYTN0YLhOECEIRa8A0idREDWjPVpNZYcy5vim3GzL VoRX+utMjZC1WX/7HlwYP+qLmiuWH0rGyA== X-Google-Smtp-Source: ABdhPJyU3dR5pKpxs5Fg9y/41hAdfTsjMx8ncD91suOmHZgmiQvbKw5FuagKckiZV5DceANlWUmk6A== X-Received: by 2002:a63:ee4e:: with SMTP id n14mr1017634pgk.422.1614309760685; Thu, 25 Feb 2021 19:22:40 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v7 38/75] target/riscv: rvv-1.0: whole register move instructions Date: Fri, 26 Feb 2021 11:18:22 +0800 Message-Id: <20210226031902.23656-39-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210226031902.23656-1-frank.chang@sifive.com> References: <20210226031902.23656-1-frank.chang@sifive.com> 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::42e; envelope-from=frank.chang@sifive.com; helo=mail-pf1-x42e.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=ham 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: Sagar Karandikar , Frank Chang , Bastian Koppelmann , Richard Henderson , Alistair Francis , Palmer Dabbelt , LIU Zhiwei Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Frank Chang Add the following instructions: * vmv1r.v * vmv2r.v * vmv4r.v * vmv8r.v Signed-off-by: Frank Chang --- target/riscv/insn32.decode | 4 ++++ target/riscv/insn_trans/trans_rvv.c.inc | 25 +++++++++++++++++++++++++ 2 files changed, 29 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 8516a12b126..beef6ca7167 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -625,6 +625,10 @@ vrgatherei16_vv 001110 . ..... ..... 000 ..... 1010111= @r_vm vrgather_vx 001100 . ..... ..... 100 ..... 1010111 @r_vm vrgather_vi 001100 . ..... ..... 011 ..... 1010111 @r_vm vcompress_vm 010111 - ..... ..... 010 ..... 1010111 @r +vmv1r_v 100111 1 ..... 00000 011 ..... 1010111 @r2rd +vmv2r_v 100111 1 ..... 00001 011 ..... 1010111 @r2rd +vmv4r_v 100111 1 ..... 00011 011 ..... 1010111 @r2rd +vmv8r_v 100111 1 ..... 00111 011 ..... 1010111 @r2rd =20 vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 63e31299b3b..f92e5c806c8 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -3489,3 +3489,28 @@ static bool trans_vcompress_vm(DisasContext *s, arg_= r *a) } return false; } + +/* + * Whole Vector Register Move Instructions ignore vtype and vl setting. + * Thus, we don't need to check vill bit. (Section 17.6) + */ +#define GEN_VMV_WHOLE_TRANS(NAME, LEN) \ +static bool trans_##NAME(DisasContext *s, arg_##NAME * a) \ +{ \ + if (require_rvv(s) && \ + QEMU_IS_ALIGNED(a->rd, LEN) && \ + QEMU_IS_ALIGNED(a->rs2, LEN)) { \ + /* EEW =3D 8 */ \ + tcg_gen_gvec_mov(MO_8, vreg_ofs(s, a->rd), \ + vreg_ofs(s, a->rs2), \ + s->vlen / 8 * LEN, s->vlen / 8 * LEN); \ + mark_vs_dirty(s); \ + return true; \ + } \ + return false; \ +} + +GEN_VMV_WHOLE_TRANS(vmv1r_v, 1) +GEN_VMV_WHOLE_TRANS(vmv2r_v, 2) +GEN_VMV_WHOLE_TRANS(vmv4r_v, 4) +GEN_VMV_WHOLE_TRANS(vmv8r_v, 8) --=20 2.17.1