From nobody Tue Feb 10 08:41:18 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 1636611356966240.6115493095208; Wed, 10 Nov 2021 22:15:56 -0800 (PST) Received: from localhost ([::1]:35850 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ml3NL-0002mJ-UH for importer@patchew.org; Thu, 11 Nov 2021 01:15:55 -0500 Received: from eggs.gnu.org ([209.51.188.92]:49312) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ml3FE-0001mA-UO; Thu, 11 Nov 2021 01:07:32 -0500 Received: from out28-124.mail.aliyun.com ([115.124.28.124]:53097) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ml3F7-0004J8-Mo; Thu, 11 Nov 2021 01:07:32 -0500 Received: from roman-VirtualBox.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.Lr2-MGQ_1636610834) by smtp.aliyun-inc.com(10.147.42.253); Thu, 11 Nov 2021 14:07:14 +0800 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07445978|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_regular_dialog|0.0042601-0.000557924-0.995182; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047209; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=7; RT=7; SR=0; TI=SMTPD_---.Lr2-MGQ_1636610834; From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v3 18/20] target/riscv: Adjust vector address with mask Date: Thu, 11 Nov 2021 13:57:58 +0800 Message-Id: <20211111055800.42672-19-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211111055800.42672-1-zhiwei_liu@c-sky.com> References: <20211111055800.42672-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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: none client-ip=115.124.28.124; envelope-from=zhiwei_liu@c-sky.com; helo=out28-124.mail.aliyun.com 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, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=0.001 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: , Cc: palmer@dabbelt.com, richard.henderson@linaro.org, bin.meng@windriver.com, Alistair.Francis@wdc.com, LIU Zhiwei Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1636611358253100001 Content-Type: text/plain; charset="utf-8" The mask comes from the pointer masking extension, or the max value corresponding to XLEN bits. Signed-off-by: LIU Zhiwei --- target/riscv/vector_helper.c | 23 ++++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index ee58187d26..2667cae63b 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -115,6 +115,11 @@ static inline uint32_t vext_maxsz(uint32_t desc) return simd_maxsz(desc) << vext_lmul(desc); } =20 +static inline target_ulong adjust_addr(CPURISCVState *env, target_ulong ad= dr) +{ + return (addr & env->cur_pmmask) | env->cur_pmbase; +} + /* * This function checks watchpoint before real load operation. * @@ -132,12 +137,12 @@ static void probe_pages(CPURISCVState *env, target_ul= ong addr, target_ulong pagelen =3D -(addr | TARGET_PAGE_MASK); target_ulong curlen =3D MIN(pagelen, len); =20 - probe_access(env, addr, curlen, access_type, + probe_access(env, adjust_addr(env, addr), curlen, access_type, cpu_mmu_index(env, false), ra); if (len > curlen) { addr +=3D curlen; curlen =3D len - curlen; - probe_access(env, addr, curlen, access_type, + probe_access(env, adjust_addr(env, addr), curlen, access_type, cpu_mmu_index(env, false), ra); } } @@ -298,7 +303,7 @@ vext_ldst_stride(void *vd, void *v0, target_ulong base, } while (k < nf) { target_ulong addr =3D base + stride * i + k * msz; - ldst_elem(env, addr, i + k * vlmax, vd, ra); + ldst_elem(env, adjust_addr(env, addr), i + k * vlmax, vd, ra); k++; } } @@ -391,7 +396,7 @@ vext_ldst_us(void *vd, target_ulong base, CPURISCVState= *env, uint32_t desc, k =3D 0; while (k < nf) { target_ulong addr =3D base + (i * nf + k) * msz; - ldst_elem(env, addr, i + k * vlmax, vd, ra); + ldst_elem(env, adjust_addr(env, addr), i + k * vlmax, vd, ra); k++; } } @@ -528,7 +533,7 @@ vext_ldst_index(void *vd, void *v0, target_ulong base, } while (k < nf) { abi_ptr addr =3D get_index_addr(base, i, vs2) + k * msz; - ldst_elem(env, addr, i + k * vlmax, vd, ra); + ldst_elem(env, adjust_addr(env, addr), i + k * vlmax, vd, ra); k++; } } @@ -618,7 +623,7 @@ vext_ldff(void *vd, void *v0, target_ulong base, if (!vm && !vext_elem_mask(v0, mlen, i)) { continue; } - addr =3D base + nf * i * msz; + addr =3D adjust_addr(env, base + nf * i * msz); if (i =3D=3D 0) { probe_pages(env, addr, nf * msz, ra, MMU_DATA_LOAD); } else { @@ -645,7 +650,7 @@ vext_ldff(void *vd, void *v0, target_ulong base, break; } remain -=3D offset; - addr +=3D offset; + addr =3D adjust_addr(env, addr + offset); } } } @@ -661,7 +666,7 @@ ProbeSuccess: } while (k < nf) { target_ulong addr =3D base + (i * nf + k) * msz; - ldst_elem(env, addr, i + k * vlmax, vd, ra); + ldst_elem(env, adjust_addr(env, addr), i + k * vlmax, vd, ra); k++; } } @@ -800,7 +805,7 @@ vext_amo_noatomic(void *vs3, void *v0, target_ulong bas= e, continue; } addr =3D get_index_addr(base, i, vs2); - noatomic_op(vs3, addr, wd, i, env, ra); + noatomic_op(vs3, adjust_addr(env, addr), wd, i, env, ra); } clear_elem(vs3, env->vl, env->vl * esz, vlmax * esz); } --=20 2.25.1