From nobody Thu Jan 8 13:18:23 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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; dmarc=pass(p=quarantine dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1766828969; cv=none; d=zohomail.com; s=zohoarc; b=Dw47ciwJ/emHhC+PvNU7ue8o5Ugyd+4Cq6xYxjkbm3IPJKvfnPzN+0cJ1U8VoOGrM0txr13eqAScsR8+Mlsq5mkqfPATQPb1AtDb50Xh2Zf3MT7JJanFPiAPFWigtzfpzJUdDO6YEm06FwOGxoo3LQUVeoujs0qls467QTHGjsA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1766828969; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=i6Mev8YzRHp6WV8Umh9a3vKCUUeFnkL4NvERv9PBdwQ=; b=kVVPKsfOrYa5uXXjXvlLs2SlmoMEeL9QT9xSSpZpJk8j6dRWLfeiD+wX9bSc1O+qQAEE7LN64eeThGrxD8r3Dv9Sh/MairvutmxHrh+62OPeyV/kZF75DBfnz6UHjndUUPjF7CC9qDpq90MgNXfrGVp336FCiNXh6rH5BGu5QJs= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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; dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1766828969349685.8391162997623; Sat, 27 Dec 2025 01:49:29 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vZQv1-0003nR-VZ; Sat, 27 Dec 2025 04:49:04 -0500 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 1vZQuy-0003g2-NH for qemu-devel@nongnu.org; Sat, 27 Dec 2025 04:49:00 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vZQux-0006y5-5M for qemu-devel@nongnu.org; Sat, 27 Dec 2025 04:49:00 -0500 Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-569-Ht4vUt1UN3ilzabit3M7iA-1; Sat, 27 Dec 2025 04:48:54 -0500 Received: by mail-wm1-f69.google.com with SMTP id 5b1f17b1804b1-4775e00b16fso19454515e9.2 for ; Sat, 27 Dec 2025 01:48:54 -0800 (PST) Received: from [192.168.10.48] ([151.95.145.106]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4324eaa46c0sm50545558f8f.34.2025.12.27.01.48.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 27 Dec 2025 01:48:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1766828938; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=i6Mev8YzRHp6WV8Umh9a3vKCUUeFnkL4NvERv9PBdwQ=; b=fMW7P0FaoY4NRWTqo+n0vxINLLZQuiGsJ2sURU95wS3aiPUh6FdUeMz/NmsoXE/hzucElW xeH19HW8j3Wo3q1bvreXWzVdVoTTtzv7TeD1rykaHpY+7N9ipM/hv/+1YjJuRi+InI8B8X KeIEzTpWiEnDfwVf9N/e+IDPVNRgBVA= X-MC-Unique: Ht4vUt1UN3ilzabit3M7iA-1 X-Mimecast-MFC-AGG-ID: Ht4vUt1UN3ilzabit3M7iA_1766828934 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=google; t=1766828933; x=1767433733; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=i6Mev8YzRHp6WV8Umh9a3vKCUUeFnkL4NvERv9PBdwQ=; b=Pw5mCEq2B0zSujjRJwRfFX8+xlhmCyMFGU3ocrwt2vmXgxKslZstkAXw8h+MR3Zz8z Z6NZlST4hig1rHPgeNFlPcmbN1JALZ2WK3B3yjiaY7XvvoAKymdH5SUH97YHflytGwdv tVAwEnsD7d7bt3s+XZXlLb5h1LBObDGAICcs2pgCoNVdd420cTRoGGTGJ4ZlFdRyiHR0 R/6nRZM65ghHW1pu+v8Yg8MEW3gD6hADM1x8xEovC9SJoJmunuoLUXqyXH2cKMF4iVfW amWkBHQGLXSrcN62xVCuuQtHoDBmpbEVyr7awF7wDGthJg+IrxHT36DUMMzMTh6KSc00 iYzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766828933; x=1767433733; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=i6Mev8YzRHp6WV8Umh9a3vKCUUeFnkL4NvERv9PBdwQ=; b=bE+VMQOG/iOLkO4ngokZuFJnn27Fo0gKHkm9EHicBkENv/6iof11wA64nYX5/SZL0b uWWzS2fJRktrQBn51g9ewaTBSFsH8te5z+7U1Z0wIoSNdNbfT3knxEacO/iyfYKgxIIn VmnhURiYsFDjgr4ozQNwPpMsSHw+QwLy1WFlSycRe1E7ZhwpvcIxV44piBjSw/c2yEIi UtIATdbiHYtZD0kmUPi8OuU8oO6Gd0QB7KQofuBpSauSLEEpT36LKyYl9+IU/yx9q5Pi 4fjk/UP1DxNsngHjl1ic6+z4w0z7FXM+ma0uDN17bH39C02wC1+H/+j4NM+nfcCkYPm+ lRrQ== X-Gm-Message-State: AOJu0YylJRRY/v0zs7SeeZvGYDy7QbvUW3MP0XUVV7NCkivghbhqtubK 0Qg30AYz+YF7cpW4i3PybReANPfIQadtsjgcSoM4rO37xBsOaqgiztc9zxfOktPN5ce+YVTosmu ToMjbHBwi9vsQMAaHBMDuvtLSrlvAK9U1wsgYXrvYaJgMGE5Ud6UVMGjbpI2qcgrV6vlrIUUATS M4S6zGMn/E4jMUBm6QmYpMJqh2i68gozXSz11YI2fj X-Gm-Gg: AY/fxX7o4w8mrUkahzzsPv3gG9eFvdhIQMmWCE/YaWU3Rq1xAZPOTW75IZG982k24rG KL08Eqyjq+NVymiutuRQXPMto8Rq4FKxjNQdzB6xZHerndki2BCac1ei2XqO6gwJCh2AOmNVzfb HkobACTM5UHiR6m5c38nGc9NIW8XGhdQIROai6I/qp52k1QcIZPho6xHBgkF61aXjXtcH9aeQ9I wClz6EqWSGXV/jHLjsRTk9519aDmrj+pBet1HDA//6bOOzbKC0mCi6R5nDtX089bZ5Rr6KVZ2XY HrCLsBJivP7Fw+Se4VR4s2JracyUuoYl9QTJlTDX22V+D4NC+7hmOYzqLHCW7DCi8bd49w2593I BbBdsGAWulmXHpJ7BopBe8qFx1YAAVxQ8ue5dvJnVU9JoXyRwPbVXT42ghp/prDNfYbWVKWR20q 60yA7v1nMR9KTK/88= X-Received: by 2002:a05:600c:154b:b0:458:a7fa:211d with SMTP id 5b1f17b1804b1-47d1958fd40mr260786455e9.29.1766828932817; Sat, 27 Dec 2025 01:48:52 -0800 (PST) X-Google-Smtp-Source: AGHT+IFFRcfLAS0r1FKE/66bgkCdoDHK3lcsa+a1y+vuEsLeKKx+K20YUrQk1CUJ0p3W6aTTItKkuA== X-Received: by 2002:a05:600c:154b:b0:458:a7fa:211d with SMTP id 5b1f17b1804b1-47d1958fd40mr260786225e9.29.1766828932307; Sat, 27 Dec 2025 01:48:52 -0800 (PST) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Zhao Liu , Farrah Chen , Zide Chen , Xiaoyao Li , Xudong Hao Subject: [PULL 097/153] i386/cpu: Cache EGPRs in CPUX86State Date: Sat, 27 Dec 2025 10:47:02 +0100 Message-ID: <20251227094759.35658-23-pbonzini@redhat.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251227091622.20725-1-pbonzini@redhat.com> References: <20251227091622.20725-1-pbonzini@redhat.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: 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=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-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-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1766828970764158500 Content-Type: text/plain; charset="utf-8" From: Zide Chen Expend general registers array "regs" of CPUX86State to cache entended GPRs. Tested-by: Xudong Hao Signed-off-by: Zide Chen Co-developed-by: Zhao Liu Signed-off-by: Zhao Liu Link: https://lore.kernel.org/r/20251211070942.3612547-4-zhao1.liu@intel.com Signed-off-by: Paolo Bonzini --- target/i386/cpu.h | 7 +++++-- target/i386/xsave_helper.c | 16 ++++++++++++++++ 2 files changed, 21 insertions(+), 2 deletions(-) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 05e297e6bb5..471d3931056 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1664,12 +1664,15 @@ typedef struct { uint64_t mask; } MTRRVar; =20 +#define CPU_NB_EREGS64 32 #define CPU_NB_REGS64 16 #define CPU_NB_REGS32 8 =20 #ifdef TARGET_X86_64 +#define CPU_NB_EREGS CPU_NB_EREGS64 #define CPU_NB_REGS CPU_NB_REGS64 #else +#define CPU_NB_EREGS CPU_NB_REGS32 #define CPU_NB_REGS CPU_NB_REGS32 #endif =20 @@ -1901,7 +1904,7 @@ typedef struct CPUCaches { =20 typedef struct CPUArchState { /* standard registers */ - target_ulong regs[CPU_NB_REGS]; + target_ulong regs[CPU_NB_EREGS]; target_ulong eip; target_ulong eflags; /* eflags register. During CPU emulation, CC flags and DF are set to zero because they are @@ -1958,7 +1961,7 @@ typedef struct CPUArchState { float_status mmx_status; /* for 3DNow! float ops */ float_status sse_status; uint32_t mxcsr; - ZMMReg xmm_regs[CPU_NB_REGS =3D=3D 8 ? 8 : 32] QEMU_ALIGNED(16); + ZMMReg xmm_regs[CPU_NB_EREGS] QEMU_ALIGNED(16); ZMMReg xmm_t0 QEMU_ALIGNED(16); MMXReg mmx_t0; =20 diff --git a/target/i386/xsave_helper.c b/target/i386/xsave_helper.c index 996e9f3bfef..bab22587320 100644 --- a/target/i386/xsave_helper.c +++ b/target/i386/xsave_helper.c @@ -140,6 +140,14 @@ void x86_cpu_xsave_all_areas(X86CPU *cpu, void *buf, u= int32_t buflen) =20 memcpy(tiledata, &env->xtiledata, sizeof(env->xtiledata)); } + + e =3D &x86_ext_save_areas[XSTATE_APX_BIT]; + if (e->size && e->offset && buflen) { + XSaveAPX *apx =3D buf + e->offset; + + memcpy(apx, &env->regs[CPU_NB_REGS], + sizeof(env->regs[CPU_NB_REGS]) * (CPU_NB_EREGS - CPU_NB_REG= S)); + } #endif } =20 @@ -275,5 +283,13 @@ void x86_cpu_xrstor_all_areas(X86CPU *cpu, const void = *buf, uint32_t buflen) =20 memcpy(&env->xtiledata, tiledata, sizeof(env->xtiledata)); } + + e =3D &x86_ext_save_areas[XSTATE_APX_BIT]; + if (e->size && e->offset) { + const XSaveAPX *apx =3D buf + e->offset; + + memcpy(&env->regs[CPU_NB_REGS], apx, + sizeof(env->regs[CPU_NB_REGS]) * (CPU_NB_EREGS - CPU_NB_REG= S)); + } #endif } --=20 2.52.0