From nobody Wed Feb 11 04:02:30 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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 1682406675505521.2647273847214; Tue, 25 Apr 2023 00:11:15 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1prChu-0001M3-AY; Tue, 25 Apr 2023 03:03:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1prChs-0001LD-Sf for qemu-devel@nongnu.org; Tue, 25 Apr 2023 03:03:20 -0400 Received: from mail.loongson.cn ([114.242.206.163] helo=loongson.cn) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1prChq-00084p-65 for qemu-devel@nongnu.org; Tue, 25 Apr 2023 03:03:20 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8AxmOkpe0dkhV8AAA--.607S3; Tue, 25 Apr 2023 15:03:05 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cxeb0Ye0dk3Eo6AA--.4591S18; Tue, 25 Apr 2023 15:03:04 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, gaosong@loongson.cn Subject: [RFC PATCH v4 16/44] target/loongarch: Implement vdiv/vmod Date: Tue, 25 Apr 2023 15:02:20 +0800 Message-Id: <20230425070248.2550028-17-gaosong@loongson.cn> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230425070248.2550028-1-gaosong@loongson.cn> References: <20230425070248.2550028-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8Cxeb0Ye0dk3Eo6AA--.4591S18 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjvJXoW3JrWDuF18Ary5WF45Gw47CFg_yoWxuFyfpr W7trWUtr4xXrZ2qF1Sva13Aw1qgwsFgw47ZanIyF1DZry7XFnrXFy8t3929FW2g3Z5t34j gw13Cryjkr95J37anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU bnkFc2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wA2ocxC64kIII0Yj41l84x0c7CEw4 AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26F1j6w1UM28EF7xvwVC0I7IYx2IY6xkF 7I0E14v26F4j6r4UJwA2z4x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6x kF7I0E14v26r4UJVWxJr1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020E x4CE44I27wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E74AGY7Cv6cx26rWlOx8S6xCaFV Cjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JMxAIw28IcxkI7VAKI48JMxAIw28IcVCjz48v 1sIEY20_WwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I 0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jrv_JF1lIxkGc2Ij64vIr41lIxAI cVC0I7IYx2IY67AKxVW5JVW7JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIxAIcV CF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2jsIE c7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x0zRVWlkUUUUU= 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=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-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-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1682406675818100007 Content-Type: text/plain; charset="utf-8" This patch includes: - VDIV.{B/H/W/D}[U]; - VMOD.{B/H/W/D}[U]. Reviewed-by: Richard Henderson Signed-off-by: Song Gao --- target/loongarch/disas.c | 17 ++++++++++ target/loongarch/helper.h | 17 ++++++++++ target/loongarch/insn_trans/trans_lsx.c.inc | 17 ++++++++++ target/loongarch/insns.decode | 17 ++++++++++ target/loongarch/lsx_helper.c | 37 +++++++++++++++++++++ 5 files changed, 105 insertions(+) diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c index 980e6e6375..6e4f676a42 100644 --- a/target/loongarch/disas.c +++ b/target/loongarch/disas.c @@ -1044,3 +1044,20 @@ INSN_LSX(vmaddwod_h_bu_b, vvv) INSN_LSX(vmaddwod_w_hu_h, vvv) INSN_LSX(vmaddwod_d_wu_w, vvv) INSN_LSX(vmaddwod_q_du_d, vvv) + +INSN_LSX(vdiv_b, vvv) +INSN_LSX(vdiv_h, vvv) +INSN_LSX(vdiv_w, vvv) +INSN_LSX(vdiv_d, vvv) +INSN_LSX(vdiv_bu, vvv) +INSN_LSX(vdiv_hu, vvv) +INSN_LSX(vdiv_wu, vvv) +INSN_LSX(vdiv_du, vvv) +INSN_LSX(vmod_b, vvv) +INSN_LSX(vmod_h, vvv) +INSN_LSX(vmod_w, vvv) +INSN_LSX(vmod_d, vvv) +INSN_LSX(vmod_bu, vvv) +INSN_LSX(vmod_hu, vvv) +INSN_LSX(vmod_wu, vvv) +INSN_LSX(vmod_du, vvv) diff --git a/target/loongarch/helper.h b/target/loongarch/helper.h index 8cf9620702..7b7c685ede 100644 --- a/target/loongarch/helper.h +++ b/target/loongarch/helper.h @@ -303,3 +303,20 @@ DEF_HELPER_FLAGS_4(vmaddwev_d_wu_w, TCG_CALL_NO_RWG, v= oid, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(vmaddwod_h_bu_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, = i32) DEF_HELPER_FLAGS_4(vmaddwod_w_hu_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, = i32) DEF_HELPER_FLAGS_4(vmaddwod_d_wu_w, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, = i32) + +DEF_HELPER_4(vdiv_b, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_h, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_w, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_d, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_bu, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_hu, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_wu, void, env, i32, i32, i32) +DEF_HELPER_4(vdiv_du, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_b, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_h, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_w, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_d, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_bu, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_hu, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_wu, void, env, i32, i32, i32) +DEF_HELPER_4(vmod_du, void, env, i32, i32, i32) diff --git a/target/loongarch/insn_trans/trans_lsx.c.inc b/target/loongarch= /insn_trans/trans_lsx.c.inc index 400c3a0339..b295a9c4df 100644 --- a/target/loongarch/insn_trans/trans_lsx.c.inc +++ b/target/loongarch/insn_trans/trans_lsx.c.inc @@ -2676,3 +2676,20 @@ static void do_vmaddwod_u_s(unsigned vece, uint32_t = vd_ofs, uint32_t vj_ofs, TRANS(vmaddwod_h_bu_b, gvec_vvv, MO_8, do_vmaddwod_u_s) TRANS(vmaddwod_w_hu_h, gvec_vvv, MO_16, do_vmaddwod_u_s) TRANS(vmaddwod_d_wu_w, gvec_vvv, MO_32, do_vmaddwod_u_s) + +TRANS(vdiv_b, gen_vvv, gen_helper_vdiv_b) +TRANS(vdiv_h, gen_vvv, gen_helper_vdiv_h) +TRANS(vdiv_w, gen_vvv, gen_helper_vdiv_w) +TRANS(vdiv_d, gen_vvv, gen_helper_vdiv_d) +TRANS(vdiv_bu, gen_vvv, gen_helper_vdiv_bu) +TRANS(vdiv_hu, gen_vvv, gen_helper_vdiv_hu) +TRANS(vdiv_wu, gen_vvv, gen_helper_vdiv_wu) +TRANS(vdiv_du, gen_vvv, gen_helper_vdiv_du) +TRANS(vmod_b, gen_vvv, gen_helper_vmod_b) +TRANS(vmod_h, gen_vvv, gen_helper_vmod_h) +TRANS(vmod_w, gen_vvv, gen_helper_vmod_w) +TRANS(vmod_d, gen_vvv, gen_helper_vmod_d) +TRANS(vmod_bu, gen_vvv, gen_helper_vmod_bu) +TRANS(vmod_hu, gen_vvv, gen_helper_vmod_hu) +TRANS(vmod_wu, gen_vvv, gen_helper_vmod_wu) +TRANS(vmod_du, gen_vvv, gen_helper_vmod_du) diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode index df23d4ee1e..67d016edb7 100644 --- a/target/loongarch/insns.decode +++ b/target/loongarch/insns.decode @@ -740,3 +740,20 @@ vmaddwod_h_bu_b 0111 00001011 11100 ..... ..... .....= @vvv vmaddwod_w_hu_h 0111 00001011 11101 ..... ..... ..... @vvv vmaddwod_d_wu_w 0111 00001011 11110 ..... ..... ..... @vvv vmaddwod_q_du_d 0111 00001011 11111 ..... ..... ..... @vvv + +vdiv_b 0111 00001110 00000 ..... ..... ..... @vvv +vdiv_h 0111 00001110 00001 ..... ..... ..... @vvv +vdiv_w 0111 00001110 00010 ..... ..... ..... @vvv +vdiv_d 0111 00001110 00011 ..... ..... ..... @vvv +vdiv_bu 0111 00001110 01000 ..... ..... ..... @vvv +vdiv_hu 0111 00001110 01001 ..... ..... ..... @vvv +vdiv_wu 0111 00001110 01010 ..... ..... ..... @vvv +vdiv_du 0111 00001110 01011 ..... ..... ..... @vvv +vmod_b 0111 00001110 00100 ..... ..... ..... @vvv +vmod_h 0111 00001110 00101 ..... ..... ..... @vvv +vmod_w 0111 00001110 00110 ..... ..... ..... @vvv +vmod_d 0111 00001110 00111 ..... ..... ..... @vvv +vmod_bu 0111 00001110 01100 ..... ..... ..... @vvv +vmod_hu 0111 00001110 01101 ..... ..... ..... @vvv +vmod_wu 0111 00001110 01110 ..... ..... ..... @vvv +vmod_du 0111 00001110 01111 ..... ..... ..... @vvv diff --git a/target/loongarch/lsx_helper.c b/target/loongarch/lsx_helper.c index 8f82091302..018009bbf9 100644 --- a/target/loongarch/lsx_helper.c +++ b/target/loongarch/lsx_helper.c @@ -553,3 +553,40 @@ void HELPER(NAME)(void *vd, void *vj, void *vk, uint32= _t v) \ VMADDWOD_U_S(vmaddwod_h_bu_b, 16, H, UH, B, UB, DO_MUL) VMADDWOD_U_S(vmaddwod_w_hu_h, 32, W, UW, H, UH, DO_MUL) VMADDWOD_U_S(vmaddwod_d_wu_w, 64, D, UD, W, UW, DO_MUL) + +#define DO_DIVU(N, M) (unlikely(M =3D=3D 0) ? 0 : N / M) +#define DO_REMU(N, M) (unlikely(M =3D=3D 0) ? 0 : N % M) +#define DO_DIV(N, M) (unlikely(M =3D=3D 0) ? 0 :\ + unlikely((N =3D=3D -N) && (M =3D=3D (__typeof(N))(-1))) ? N : N / = M) +#define DO_REM(N, M) (unlikely(M =3D=3D 0) ? 0 :\ + unlikely((N =3D=3D -N) && (M =3D=3D (__typeof(N))(-1))) ? 0 : N % = M) + +#define VDIV(NAME, BIT, E, DO_OP) \ +void HELPER(NAME)(CPULoongArchState *env, \ + uint32_t vd, uint32_t vj, uint32_t vk) \ +{ \ + int i; \ + VReg *Vd =3D &(env->fpr[vd].vreg); \ + VReg *Vj =3D &(env->fpr[vj].vreg); \ + VReg *Vk =3D &(env->fpr[vk].vreg); \ + for (i =3D 0; i < LSX_LEN/BIT; i++) { \ + Vd->E(i) =3D DO_OP(Vj->E(i), Vk->E(i)); \ + } \ +} + +VDIV(vdiv_b, 8, B, DO_DIV) +VDIV(vdiv_h, 16, H, DO_DIV) +VDIV(vdiv_w, 32, W, DO_DIV) +VDIV(vdiv_d, 64, D, DO_DIV) +VDIV(vdiv_bu, 8, UB, DO_DIVU) +VDIV(vdiv_hu, 16, UH, DO_DIVU) +VDIV(vdiv_wu, 32, UW, DO_DIVU) +VDIV(vdiv_du, 64, UD, DO_DIVU) +VDIV(vmod_b, 8, B, DO_REM) +VDIV(vmod_h, 16, H, DO_REM) +VDIV(vmod_w, 32, W, DO_REM) +VDIV(vmod_d, 64, D, DO_REM) +VDIV(vmod_bu, 8, UB, DO_REMU) +VDIV(vmod_hu, 16, UH, DO_REMU) +VDIV(vmod_wu, 32, UW, DO_REMU) +VDIV(vmod_du, 64, UD, DO_REMU) --=20 2.31.1