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 168240667458525.996965335147706; Tue, 25 Apr 2023 00:11:14 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1prChs-0001L1-41; Tue, 25 Apr 2023 03:03:20 -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 1prChp-0001Jp-LX for qemu-devel@nongnu.org; Tue, 25 Apr 2023 03:03:17 -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 1prChn-00082Y-9a for qemu-devel@nongnu.org; Tue, 25 Apr 2023 03:03:17 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8Cx9egle0dke18AAA--.637S3; Tue, 25 Apr 2023 15:03:01 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cxeb0Ye0dk3Eo6AA--.4591S13; Tue, 25 Apr 2023 15:03:00 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, gaosong@loongson.cn Subject: [RFC PATCH v4 11/44] target/loongarch: Implement vabsd Date: Tue, 25 Apr 2023 15:02:15 +0800 Message-Id: <20230425070248.2550028-12-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--.4591S13 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjvJXoW3WF48JF4DJF4UJry3KryUKFg_yoWxAr17pF yFgr4UGrW8GrZrXrnYqa15JF4DtrsIgw4a9anagws5ZFWUJFykXFZ3tr929r4UJ3Z7ZFy7 X3Wakry5Xr93W37anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj 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: 1682406675213100005 Content-Type: text/plain; charset="utf-8" This patch includes: - VABSD.{B/H/W/D}[U]. Reviewed-by: Richard Henderson Signed-off-by: Song Gao --- target/loongarch/disas.c | 9 ++ target/loongarch/helper.h | 9 ++ target/loongarch/insn_trans/trans_lsx.c.inc | 95 +++++++++++++++++++++ target/loongarch/insns.decode | 9 ++ target/loongarch/lsx_helper.c | 11 +++ 5 files changed, 133 insertions(+) diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c index e7592e7a34..e98ea37793 100644 --- a/target/loongarch/disas.c +++ b/target/loongarch/disas.c @@ -925,3 +925,12 @@ INSN_LSX(vavgr_bu, vvv) INSN_LSX(vavgr_hu, vvv) INSN_LSX(vavgr_wu, vvv) INSN_LSX(vavgr_du, vvv) + +INSN_LSX(vabsd_b, vvv) +INSN_LSX(vabsd_h, vvv) +INSN_LSX(vabsd_w, vvv) +INSN_LSX(vabsd_d, vvv) +INSN_LSX(vabsd_bu, vvv) +INSN_LSX(vabsd_hu, vvv) +INSN_LSX(vabsd_wu, vvv) +INSN_LSX(vabsd_du, vvv) diff --git a/target/loongarch/helper.h b/target/loongarch/helper.h index af0f9f9b0d..c3a5d2566e 100644 --- a/target/loongarch/helper.h +++ b/target/loongarch/helper.h @@ -211,3 +211,12 @@ DEF_HELPER_FLAGS_4(vavgr_bu, TCG_CALL_NO_RWG, void, pt= r, ptr, ptr, i32) DEF_HELPER_FLAGS_4(vavgr_hu, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(vavgr_wu, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(vavgr_du, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(vabsd_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_w, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_bu, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_hu, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_wu, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(vabsd_du, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) diff --git a/target/loongarch/insn_trans/trans_lsx.c.inc b/target/loongarch= /insn_trans/trans_lsx.c.inc index 5fa4792305..0e9301bf93 100644 --- a/target/loongarch/insn_trans/trans_lsx.c.inc +++ b/target/loongarch/insn_trans/trans_lsx.c.inc @@ -1166,3 +1166,98 @@ TRANS(vavgr_bu, gvec_vvv, MO_8, do_vavgr_u) TRANS(vavgr_hu, gvec_vvv, MO_16, do_vavgr_u) TRANS(vavgr_wu, gvec_vvv, MO_32, do_vavgr_u) TRANS(vavgr_du, gvec_vvv, MO_64, do_vavgr_u) + +static void gen_vabsd_s(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec b) +{ + tcg_gen_smax_vec(vece, t, a, b); + tcg_gen_smin_vec(vece, a, a, b); + tcg_gen_sub_vec(vece, t, t, a); +} + +static void do_vabsd_s(unsigned vece, uint32_t vd_ofs, uint32_t vj_ofs, + uint32_t vk_ofs, uint32_t oprsz, uint32_t maxsz) +{ + static const TCGOpcode vecop_list[] =3D { + INDEX_op_smax_vec, INDEX_op_smin_vec, INDEX_op_sub_vec, 0 + }; + static const GVecGen3 op[4] =3D { + { + .fniv =3D gen_vabsd_s, + .fno =3D gen_helper_vabsd_b, + .opt_opc =3D vecop_list, + .vece =3D MO_8 + }, + { + .fniv =3D gen_vabsd_s, + .fno =3D gen_helper_vabsd_h, + .opt_opc =3D vecop_list, + .vece =3D MO_16 + }, + { + .fniv =3D gen_vabsd_s, + .fno =3D gen_helper_vabsd_w, + .opt_opc =3D vecop_list, + .vece =3D MO_32 + }, + { + .fniv =3D gen_vabsd_s, + .fno =3D gen_helper_vabsd_d, + .opt_opc =3D vecop_list, + .vece =3D MO_64 + }, + }; + + tcg_gen_gvec_3(vd_ofs, vj_ofs, vk_ofs, oprsz, maxsz, &op[vece]); +} + +static void gen_vabsd_u(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec b) +{ + tcg_gen_umax_vec(vece, t, a, b); + tcg_gen_umin_vec(vece, a, a, b); + tcg_gen_sub_vec(vece, t, t, a); +} + +static void do_vabsd_u(unsigned vece, uint32_t vd_ofs, uint32_t vj_ofs, + uint32_t vk_ofs, uint32_t oprsz, uint32_t maxsz) +{ + static const TCGOpcode vecop_list[] =3D { + INDEX_op_umax_vec, INDEX_op_umin_vec, INDEX_op_sub_vec, 0 + }; + static const GVecGen3 op[4] =3D { + { + .fniv =3D gen_vabsd_u, + .fno =3D gen_helper_vabsd_bu, + .opt_opc =3D vecop_list, + .vece =3D MO_8 + }, + { + .fniv =3D gen_vabsd_u, + .fno =3D gen_helper_vabsd_hu, + .opt_opc =3D vecop_list, + .vece =3D MO_16 + }, + { + .fniv =3D gen_vabsd_u, + .fno =3D gen_helper_vabsd_wu, + .opt_opc =3D vecop_list, + .vece =3D MO_32 + }, + { + .fniv =3D gen_vabsd_u, + .fno =3D gen_helper_vabsd_du, + .opt_opc =3D vecop_list, + .vece =3D MO_64 + }, + }; + + tcg_gen_gvec_3(vd_ofs, vj_ofs, vk_ofs, oprsz, maxsz, &op[vece]); +} + +TRANS(vabsd_b, gvec_vvv, MO_8, do_vabsd_s) +TRANS(vabsd_h, gvec_vvv, MO_16, do_vabsd_s) +TRANS(vabsd_w, gvec_vvv, MO_32, do_vabsd_s) +TRANS(vabsd_d, gvec_vvv, MO_64, do_vabsd_s) +TRANS(vabsd_bu, gvec_vvv, MO_8, do_vabsd_u) +TRANS(vabsd_hu, gvec_vvv, MO_16, do_vabsd_u) +TRANS(vabsd_wu, gvec_vvv, MO_32, do_vabsd_u) +TRANS(vabsd_du, gvec_vvv, MO_64, do_vabsd_u) diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode index 4a44380259..825ddedf4d 100644 --- a/target/loongarch/insns.decode +++ b/target/loongarch/insns.decode @@ -619,3 +619,12 @@ vavgr_bu 0111 00000110 10100 ..... ..... .....= @vvv vavgr_hu 0111 00000110 10101 ..... ..... ..... @vvv vavgr_wu 0111 00000110 10110 ..... ..... ..... @vvv vavgr_du 0111 00000110 10111 ..... ..... ..... @vvv + +vabsd_b 0111 00000110 00000 ..... ..... ..... @vvv +vabsd_h 0111 00000110 00001 ..... ..... ..... @vvv +vabsd_w 0111 00000110 00010 ..... ..... ..... @vvv +vabsd_d 0111 00000110 00011 ..... ..... ..... @vvv +vabsd_bu 0111 00000110 00100 ..... ..... ..... @vvv +vabsd_hu 0111 00000110 00101 ..... ..... ..... @vvv +vabsd_wu 0111 00000110 00110 ..... ..... ..... @vvv +vabsd_du 0111 00000110 00111 ..... ..... ..... @vvv diff --git a/target/loongarch/lsx_helper.c b/target/loongarch/lsx_helper.c index b683a1cd0a..f0baffa9e3 100644 --- a/target/loongarch/lsx_helper.c +++ b/target/loongarch/lsx_helper.c @@ -307,3 +307,14 @@ DO_3OP(vavgr_bu, 8, UB, DO_VAVGR) DO_3OP(vavgr_hu, 16, UH, DO_VAVGR) DO_3OP(vavgr_wu, 32, UW, DO_VAVGR) DO_3OP(vavgr_du, 64, UD, DO_VAVGR) + +#define DO_VABSD(a, b) ((a > b) ? (a -b) : (b-a)) + +DO_3OP(vabsd_b, 8, B, DO_VABSD) +DO_3OP(vabsd_h, 16, H, DO_VABSD) +DO_3OP(vabsd_w, 32, W, DO_VABSD) +DO_3OP(vabsd_d, 64, D, DO_VABSD) +DO_3OP(vabsd_bu, 8, UB, DO_VABSD) +DO_3OP(vabsd_hu, 16, UH, DO_VABSD) +DO_3OP(vabsd_wu, 32, UW, DO_VABSD) +DO_3OP(vabsd_du, 64, UD, DO_VABSD) --=20 2.31.1