From nobody Fri Nov 14 23:31:23 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 1759685978545713.8571137658691; Sun, 5 Oct 2025 10:39:38 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v5SgN-0000Nk-O1; Sun, 05 Oct 2025 13:38:03 -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 1v5SgL-0000NJ-Pq; Sun, 05 Oct 2025 13:38:01 -0400 Received: from isrv.corpit.ru ([212.248.84.144]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v5SgJ-0004eD-Py; Sun, 05 Oct 2025 13:38:01 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id 8E6C915AA8E; Sun, 05 Oct 2025 20:37:25 +0300 (MSK) Received: from think4mjt.tls.msk.ru (mjtthink.wg.tls.msk.ru [192.168.177.146]) by tsrv.corpit.ru (Postfix) with ESMTP id B223A29973A; Sun, 5 Oct 2025 20:37:29 +0300 (MSK) From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Max Chou , Alistair Francis , Michael Tokarev Subject: [Stable-10.0.5 51/58] target/riscv: rvv: Replace checking V by checking Zve32x Date: Sun, 5 Oct 2025 20:37:00 +0300 Message-ID: <20251005173712.445160-13-mjt@tls.msk.ru> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: 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: pass client-ip=212.248.84.144; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru 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_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1759685982580116600 Content-Type: text/plain; charset="utf-8" From: Max Chou The Zve32x extension will be applied by the V and Zve* extensions. Therefore we can replace the original V checking with Zve32x checking for b= oth the V and Zve* extensions. Signed-off-by: Max Chou Reviewed-by: Alistair Francis Message-ID: <20250923090729.1887406-2-max.chou@sifive.com> Signed-off-by: Alistair Francis (cherry picked from commit ae4a37f57818e47e212272821a5a86ad54620eb8) (Mjt: drop the MonitorDef change due to missing v10.1.0-850-ge06d209aa6 "ta= rget/riscv: implement MonitorDef HMP API") Signed-off-by: Michael Tokarev diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 09ded6829a..2ff56bd017 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -945,7 +945,7 @@ static void riscv_cpu_dump_state(CPUState *cs, FILE *f,= int flags) } } } - if (riscv_has_ext(env, RVV) && (flags & CPU_DUMP_VPU)) { + if (riscv_cpu_cfg(env)->ext_zve32x && (flags & CPU_DUMP_VPU)) { static const int dump_rvv_csrs[] =3D { CSR_VSTART, CSR_VXSAT, diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 66d572af1f..76e2f7e1d5 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -1990,7 +1990,8 @@ static RISCVException write_mstatus(CPURISCVState *en= v, int csrno, if (riscv_has_ext(env, RVF)) { mask |=3D MSTATUS_FS; } - if (riscv_has_ext(env, RVV)) { + + if (riscv_cpu_cfg(env)->ext_zve32x) { mask |=3D MSTATUS_VS; } =20 diff --git a/target/riscv/machine.c b/target/riscv/machine.c index 889e2b6570..0697d813b7 100644 --- a/target/riscv/machine.c +++ b/target/riscv/machine.c @@ -130,7 +130,8 @@ static bool vector_needed(void *opaque) RISCVCPU *cpu =3D opaque; CPURISCVState *env =3D &cpu->env; =20 - return riscv_has_ext(env, RVV); + return kvm_enabled() ? riscv_has_ext(env, RVV) : + riscv_cpu_cfg(env)->ext_zve32x; } =20 static const VMStateDescription vmstate_vector =3D { diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index 5aef9eef36..2b21580ef7 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -515,7 +515,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, E= rror **errp) return; } =20 - if (riscv_has_ext(env, RVV)) { + if (cpu->cfg.ext_zve32x) { riscv_cpu_validate_v(env, &cpu->cfg, &local_err); if (local_err !=3D NULL) { error_propagate(errp, local_err); --=20 2.47.3