From nobody Tue Dec 23 09:46:09 2025 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 16832538157291008.8400150185466; Thu, 4 May 2023 19:30:15 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pulBV-0004PH-W1; Thu, 04 May 2023 22:28:38 -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 1pulBU-0004Om-U7 for qemu-devel@nongnu.org; Thu, 04 May 2023 22:28:36 -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 1pulBS-0007ns-IL for qemu-devel@nongnu.org; Thu, 04 May 2023 22:28:36 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8CxNunNaVRkufcEAA--.8409S3; Fri, 05 May 2023 10:28:29 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Bx8a+2aVRkNw9LAA--.7251S10; Fri, 05 May 2023 10:28:23 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org Subject: [PULL 08/45] target/loongarch: Implement vhaddw/vhsubw Date: Fri, 5 May 2023 10:27:29 +0800 Message-Id: <20230505022806.6082-9-gaosong@loongson.cn> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230505022806.6082-1-gaosong@loongson.cn> References: <20230505022806.6082-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8Bx8a+2aVRkNw9LAA--.7251S10 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjvJXoW3Wr48urWxur1kJF1DtF4fZrb_yoW3tFyrpa 12kr1UGF48Ja97J3WS9w4YgwsFgrnrK3W7ua1rt3WUXFW7XF1DXryvqw4F9a9rWanagFy0 g3W3A342yFyrJaDanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU bOAFc2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wA2ocxC64kIII0Yj41l84x0c7CEw4 AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26ryj6F1UM28EF7xvwVC0I7IYx2IY6xkF 7I0E14v26r4j6F4UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7 CjxVAFwI0_Gr1j6F4UJwAS0I0E0xvYzxvE52x082IY62kv0487Mc804VCY07AIYIkI8VC2 zVCFFI0UMc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VCjz48v1sIEY20_WwAm72CE4IkC6x 0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41l42xK82IYc2Ij64vIr41l42xK82IY6x8ErcxF aVAv8VWrMxC20s026xCaFVCjc4AY6r1j6r4UMxCIbckI1I0E14v26r1q6r43MI8I3I0E5I 8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUXVWU AwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r4j6ryUMIIF0xvE2Ix0cI8IcVCY1x 0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_ Gr0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7xRE 6wZ7UUUUU== 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: 1683253816895100005 Content-Type: text/plain; charset="utf-8" This patch includes: - VHADDW.{H.B/W.H/D.W/Q.D/HU.BU/WU.HU/DU.WU/QU.DU}; - VHSUBW.{H.B/W.H/D.W/Q.D/HU.BU/WU.HU/DU.WU/QU.DU}. Reviewed-by: Richard Henderson Signed-off-by: Song Gao Message-Id: <20230504122810.4094787-9-gaosong@loongson.cn> --- target/loongarch/disas.c | 17 +++++ target/loongarch/helper.h | 18 +++++ target/loongarch/insn_trans/trans_lsx.c.inc | 17 +++++ target/loongarch/insns.decode | 17 +++++ target/loongarch/lsx_helper.c | 81 +++++++++++++++++++++ 5 files changed, 150 insertions(+) diff --git a/target/loongarch/disas.c b/target/loongarch/disas.c index b7f9320ba0..adfd693938 100644 --- a/target/loongarch/disas.c +++ b/target/loongarch/disas.c @@ -848,3 +848,20 @@ INSN_LSX(vssub_bu, vvv) INSN_LSX(vssub_hu, vvv) INSN_LSX(vssub_wu, vvv) INSN_LSX(vssub_du, vvv) + +INSN_LSX(vhaddw_h_b, vvv) +INSN_LSX(vhaddw_w_h, vvv) +INSN_LSX(vhaddw_d_w, vvv) +INSN_LSX(vhaddw_q_d, vvv) +INSN_LSX(vhaddw_hu_bu, vvv) +INSN_LSX(vhaddw_wu_hu, vvv) +INSN_LSX(vhaddw_du_wu, vvv) +INSN_LSX(vhaddw_qu_du, vvv) +INSN_LSX(vhsubw_h_b, vvv) +INSN_LSX(vhsubw_w_h, vvv) +INSN_LSX(vhsubw_d_w, vvv) +INSN_LSX(vhsubw_q_d, vvv) +INSN_LSX(vhsubw_hu_bu, vvv) +INSN_LSX(vhsubw_wu_hu, vvv) +INSN_LSX(vhsubw_du_wu, vvv) +INSN_LSX(vhsubw_qu_du, vvv) diff --git a/target/loongarch/helper.h b/target/loongarch/helper.h index 9c01823a26..6d58dabaed 100644 --- a/target/loongarch/helper.h +++ b/target/loongarch/helper.h @@ -130,3 +130,21 @@ DEF_HELPER_4(ldpte, void, env, tl, tl, i32) DEF_HELPER_1(ertn, void, env) DEF_HELPER_1(idle, void, env) #endif + +/* LoongArch LSX */ +DEF_HELPER_4(vhaddw_h_b, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_w_h, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_d_w, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_q_d, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_hu_bu, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_wu_hu, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_du_wu, void, env, i32, i32, i32) +DEF_HELPER_4(vhaddw_qu_du, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_h_b, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_w_h, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_d_w, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_q_d, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_hu_bu, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_wu_hu, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_du_wu, void, env, i32, i32, i32) +DEF_HELPER_4(vhsubw_qu_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 082bd738ce..562096c0d7 100644 --- a/target/loongarch/insn_trans/trans_lsx.c.inc +++ b/target/loongarch/insn_trans/trans_lsx.c.inc @@ -157,3 +157,20 @@ TRANS(vssub_bu, gvec_vvv, MO_8, tcg_gen_gvec_ussub) TRANS(vssub_hu, gvec_vvv, MO_16, tcg_gen_gvec_ussub) TRANS(vssub_wu, gvec_vvv, MO_32, tcg_gen_gvec_ussub) TRANS(vssub_du, gvec_vvv, MO_64, tcg_gen_gvec_ussub) + +TRANS(vhaddw_h_b, gen_vvv, gen_helper_vhaddw_h_b) +TRANS(vhaddw_w_h, gen_vvv, gen_helper_vhaddw_w_h) +TRANS(vhaddw_d_w, gen_vvv, gen_helper_vhaddw_d_w) +TRANS(vhaddw_q_d, gen_vvv, gen_helper_vhaddw_q_d) +TRANS(vhaddw_hu_bu, gen_vvv, gen_helper_vhaddw_hu_bu) +TRANS(vhaddw_wu_hu, gen_vvv, gen_helper_vhaddw_wu_hu) +TRANS(vhaddw_du_wu, gen_vvv, gen_helper_vhaddw_du_wu) +TRANS(vhaddw_qu_du, gen_vvv, gen_helper_vhaddw_qu_du) +TRANS(vhsubw_h_b, gen_vvv, gen_helper_vhsubw_h_b) +TRANS(vhsubw_w_h, gen_vvv, gen_helper_vhsubw_w_h) +TRANS(vhsubw_d_w, gen_vvv, gen_helper_vhsubw_d_w) +TRANS(vhsubw_q_d, gen_vvv, gen_helper_vhsubw_q_d) +TRANS(vhsubw_hu_bu, gen_vvv, gen_helper_vhsubw_hu_bu) +TRANS(vhsubw_wu_hu, gen_vvv, gen_helper_vhsubw_wu_hu) +TRANS(vhsubw_du_wu, gen_vvv, gen_helper_vhsubw_du_wu) +TRANS(vhsubw_qu_du, gen_vvv, gen_helper_vhsubw_qu_du) diff --git a/target/loongarch/insns.decode b/target/loongarch/insns.decode index 3a29f0a9ab..10a20858e5 100644 --- a/target/loongarch/insns.decode +++ b/target/loongarch/insns.decode @@ -542,3 +542,20 @@ vssub_bu 0111 00000100 11000 ..... ..... .....= @vvv vssub_hu 0111 00000100 11001 ..... ..... ..... @vvv vssub_wu 0111 00000100 11010 ..... ..... ..... @vvv vssub_du 0111 00000100 11011 ..... ..... ..... @vvv + +vhaddw_h_b 0111 00000101 01000 ..... ..... ..... @vvv +vhaddw_w_h 0111 00000101 01001 ..... ..... ..... @vvv +vhaddw_d_w 0111 00000101 01010 ..... ..... ..... @vvv +vhaddw_q_d 0111 00000101 01011 ..... ..... ..... @vvv +vhaddw_hu_bu 0111 00000101 10000 ..... ..... ..... @vvv +vhaddw_wu_hu 0111 00000101 10001 ..... ..... ..... @vvv +vhaddw_du_wu 0111 00000101 10010 ..... ..... ..... @vvv +vhaddw_qu_du 0111 00000101 10011 ..... ..... ..... @vvv +vhsubw_h_b 0111 00000101 01100 ..... ..... ..... @vvv +vhsubw_w_h 0111 00000101 01101 ..... ..... ..... @vvv +vhsubw_d_w 0111 00000101 01110 ..... ..... ..... @vvv +vhsubw_q_d 0111 00000101 01111 ..... ..... ..... @vvv +vhsubw_hu_bu 0111 00000101 10100 ..... ..... ..... @vvv +vhsubw_wu_hu 0111 00000101 10101 ..... ..... ..... @vvv +vhsubw_du_wu 0111 00000101 10110 ..... ..... ..... @vvv +vhsubw_qu_du 0111 00000101 10111 ..... ..... ..... @vvv diff --git a/target/loongarch/lsx_helper.c b/target/loongarch/lsx_helper.c index 9332163aff..7088b3e0ca 100644 --- a/target/loongarch/lsx_helper.c +++ b/target/loongarch/lsx_helper.c @@ -4,3 +4,84 @@ * * Copyright (c) 2022-2023 Loongson Technology Corporation Limited */ + +#include "qemu/osdep.h" +#include "cpu.h" +#include "exec/exec-all.h" +#include "exec/helper-proto.h" + +#define DO_ADD(a, b) (a + b) +#define DO_SUB(a, b) (a - b) + +#define DO_ODD_EVEN(NAME, BIT, E1, E2, 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); \ + typedef __typeof(Vd->E1(0)) TD; \ + \ + for (i =3D 0; i < LSX_LEN/BIT; i++) { \ + Vd->E1(i) =3D DO_OP((TD)Vj->E2(2 * i + 1), (TD)Vk->E2(2 * i)); \ + } \ +} + +DO_ODD_EVEN(vhaddw_h_b, 16, H, B, DO_ADD) +DO_ODD_EVEN(vhaddw_w_h, 32, W, H, DO_ADD) +DO_ODD_EVEN(vhaddw_d_w, 64, D, W, DO_ADD) + +void HELPER(vhaddw_q_d)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t vk) +{ + VReg *Vd =3D &(env->fpr[vd].vreg); + VReg *Vj =3D &(env->fpr[vj].vreg); + VReg *Vk =3D &(env->fpr[vk].vreg); + + Vd->Q(0) =3D int128_add(int128_makes64(Vj->D(1)), int128_makes64(Vk->D= (0))); +} + +DO_ODD_EVEN(vhsubw_h_b, 16, H, B, DO_SUB) +DO_ODD_EVEN(vhsubw_w_h, 32, W, H, DO_SUB) +DO_ODD_EVEN(vhsubw_d_w, 64, D, W, DO_SUB) + +void HELPER(vhsubw_q_d)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t vk) +{ + VReg *Vd =3D &(env->fpr[vd].vreg); + VReg *Vj =3D &(env->fpr[vj].vreg); + VReg *Vk =3D &(env->fpr[vk].vreg); + + Vd->Q(0) =3D int128_sub(int128_makes64(Vj->D(1)), int128_makes64(Vk->D= (0))); +} + +DO_ODD_EVEN(vhaddw_hu_bu, 16, UH, UB, DO_ADD) +DO_ODD_EVEN(vhaddw_wu_hu, 32, UW, UH, DO_ADD) +DO_ODD_EVEN(vhaddw_du_wu, 64, UD, UW, DO_ADD) + +void HELPER(vhaddw_qu_du)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t vk) +{ + VReg *Vd =3D &(env->fpr[vd].vreg); + VReg *Vj =3D &(env->fpr[vj].vreg); + VReg *Vk =3D &(env->fpr[vk].vreg); + + Vd->Q(0) =3D int128_add(int128_make64((uint64_t)Vj->D(1)), + int128_make64((uint64_t)Vk->D(0))); +} + +DO_ODD_EVEN(vhsubw_hu_bu, 16, UH, UB, DO_SUB) +DO_ODD_EVEN(vhsubw_wu_hu, 32, UW, UH, DO_SUB) +DO_ODD_EVEN(vhsubw_du_wu, 64, UD, UW, DO_SUB) + +void HELPER(vhsubw_qu_du)(CPULoongArchState *env, + uint32_t vd, uint32_t vj, uint32_t vk) +{ + VReg *Vd =3D &(env->fpr[vd].vreg); + VReg *Vj =3D &(env->fpr[vj].vreg); + VReg *Vk =3D &(env->fpr[vk].vreg); + + Vd->Q(0) =3D int128_sub(int128_make64((uint64_t)Vj->D(1)), + int128_make64((uint64_t)Vk->D(0))); +} --=20 2.31.1