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[122.116.72.36]) by smtp.gmail.com with ESMTPSA id v8sm6003950pgg.58.2020.09.29.12.07.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Sep 2020 12:07:32 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v5 38/68] target/riscv: rvv-1.0: whole register move instructions Date: Wed, 30 Sep 2020 03:04:13 +0800 Message-Id: <20200929190448.31116-39-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200929190448.31116-1-frank.chang@sifive.com> References: <20200929190448.31116-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::442; envelope-from=frank.chang@sifive.com; helo=mail-pf1-x442.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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: Sagar Karandikar , Frank Chang , Bastian Koppelmann , Richard Henderson , Alistair Francis , Palmer Dabbelt , LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" 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 2a1fc1dd96..2280627553 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 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_trans/trans_rvv.c.inc index dc2d82bc96..dec3940663 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -3497,3 +3497,28 @@ 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 = 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) -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1kNKyY-0006DO-L1 for mharc-qemu-riscv@gnu.org; Tue, 29 Sep 2020 15:07:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44504) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kNKyR-0006Bj-Li for qemu-riscv@nongnu.org; Tue, 29 Sep 2020 15:07:41 -0400 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]:34297) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kNKyL-0002IF-Vr for qemu-riscv@nongnu.org; Tue, 29 Sep 2020 15:07:38 -0400 Received: by mail-pf1-x443.google.com with SMTP id k13so5552945pfg.1 for ; Tue, 29 Sep 2020 12:07:33 -0700 (PDT) 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=QjeNqivyDQYGdBGUS9rzIEh+c/L6ydzuKMswZA5RVck=; b=ALlbZhaE6Un4OWI+Q7/PKp/vMVJ8JR1dd1prqFgJ3W4CMCNvCPYtc6ZeEFq1nH7PRv YkZXacvZSU3brsRwbwvCX1+FvBI1AUhr4+/N2jtoZoPseNz8FcWjh0PSpJvWQmy3Kd+M WRKlcQ+L/Uue0ONUTTozaHwtuys0lbWYxvw+3iaXgc+hMk4aJrZXm89bNCRopIciv+je UYFeSF+g+sMMtyCPOQSOOkREOKXWvSGmEnSCpqx37Lgi5eE4IxyihPoeziuJuvxpLJi2 q75KMhNSi91OVujKxpmtUVYjTSOy9GGAf3Pi98KpESnkP7v+zath3WBhRqnO8rxCV7tC hh1g== 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=QjeNqivyDQYGdBGUS9rzIEh+c/L6ydzuKMswZA5RVck=; b=mH/DSza8KkA1oswPOF297ggPIgOxPqyy3skN+e1XrXJRUa8kr5SD/SyBmQ1MJ3veNT utb08FKjqAcfDBG2+XGRft0DSh3QuKTgJ/rew+3kUlxWzmMLVFykpWQ84v9c3GoUopE+ Qbh5N9khLkXRevNeVEW4GE8GZLrflCZjtpIdWkWbjhuA92KbZEz17lF7urDqUSIhZ747 8As5aeChR2tTx+9SkVOeGgXS1OF0HqchwDFJ5KrIiheeAqMmBfE7yiJ9aSLKS0/Qqnzh TcU2UqybcOxxuMtgT9w9Ac7LtmGEdPHMof5c/4VJqD63dnALgKvlG/RLhlTGvNXhqtsC +g+Q== X-Gm-Message-State: AOAM531HgOc/AqFLrZZTcu+vKNem22zkEyXIDRc3/cFrQ3T+8UPr9YES WVCmCVxovW8dKOcMzaTINDKuSw== X-Google-Smtp-Source: ABdhPJzpjAWjqkebvSVMpvv4xe5b8hAa9SrOZ3hWhMJNj8KHhFoj70m2wWz2S/wV5GJQay4K87mr1A== X-Received: by 2002:aa7:9182:0:b029:142:2501:3977 with SMTP id x2-20020aa791820000b029014225013977mr5452038pfa.60.1601406452605; Tue, 29 Sep 2020 12:07:32 -0700 (PDT) Received: from localhost.localdomain (122-116-72-36.HINET-IP.hinet.net. [122.116.72.36]) by smtp.gmail.com with ESMTPSA id v8sm6003950pgg.58.2020.09.29.12.07.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Sep 2020 12:07:32 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Frank Chang , Palmer Dabbelt , Alistair Francis , Sagar Karandikar , Bastian Koppelmann , Richard Henderson , LIU Zhiwei Subject: [RFC v5 38/68] target/riscv: rvv-1.0: whole register move instructions Date: Wed, 30 Sep 2020 03:04:13 +0800 Message-Id: <20200929190448.31116-39-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200929190448.31116-1-frank.chang@sifive.com> References: <20200929190448.31116-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::443; envelope-from=frank.chang@sifive.com; helo=mail-pf1-x443.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Sep 2020 19:07:41 -0000 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 2a1fc1dd96..2280627553 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 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_trans/trans_rvv.c.inc index dc2d82bc96..dec3940663 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -3497,3 +3497,28 @@ 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 = 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) -- 2.17.1