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Mon, 5 Jul 2021 06:46:38 -0400 (EDT) Received: from localhost (disaster-area.hh.sledj.net [local]) by disaster-area.hh.sledj.net (OpenSMTPD) with ESMTPA id d504d057; Mon, 5 Jul 2021 10:46:32 +0000 (UTC) From: David Edmondson To: qemu-devel@nongnu.org Cc: Richard Henderson , Michael Roth , kvm@vger.kernel.org, Roman Bolshakov , Paolo Bonzini , Marcelo Tosatti , babu.moger@amd.com, Cameron Esfahani , Eduardo Habkost , David Edmondson Subject: [RFC PATCH 2/8] target/i386: Consolidate the X86XSaveArea offset checks Date: Mon, 5 Jul 2021 11:46:26 +0100 Message-Id: <20210705104632.2902400-3-david.edmondson@oracle.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210705104632.2902400-1-david.edmondson@oracle.com> References: <20210705104632.2902400-1-david.edmondson@oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Rather than having similar but different checks in cpu.h and kvm.c, move them all to cpu.h. --- target/i386/cpu.h | 22 +++++++++++++++------- target/i386/kvm/kvm.c | 39 --------------------------------------- 2 files changed, 15 insertions(+), 46 deletions(-) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index aedb8f2e01..6590ad6391 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1341,21 +1341,29 @@ typedef struct X86XSaveArea { XSavePKRU pkru_state; } X86XSaveArea; -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != XSAVE_AVX_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveAVX) != 0x100); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != XSAVE_BNDREG_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveBNDREG) != 0x40); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != XSAVE_BNDCSR_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveBNDCSR) != 0x40); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != XSAVE_OPMASK_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveOpmask) != 0x40); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != XSAVE_ZMM_HI256_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveZMM_Hi256) != 0x200); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != XSAVE_HI16_ZMM_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveHi16_ZMM) != 0x400); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != XSAVE_PKRU_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSavePKRU) != 0x8); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fcw) != XSAVE_FCW_FSW_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.ftw) != XSAVE_FTW_FOP_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpip) != XSAVE_CWD_RIP_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpdp) != XSAVE_CWD_RDP_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.mxcsr) != XSAVE_MXCSR_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpregs) != XSAVE_ST_SPACE_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.xmm_regs) != XSAVE_XMM_SPACE_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != XSAVE_AVX_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != XSAVE_BNDREG_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != XSAVE_BNDCSR_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != XSAVE_OPMASK_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != XSAVE_ZMM_HI256_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != XSAVE_HI16_ZMM_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != XSAVE_PKRU_OFFSET); + typedef enum TPRAccess { TPR_ACCESS_READ, TPR_ACCESS_WRITE, diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 04e4ec063f..3ab1d71775 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -2466,45 +2466,6 @@ static int kvm_put_fpu(X86CPU *cpu) return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_FPU, &fpu); } -#define XSAVE_FCW_FSW 0 -#define XSAVE_FTW_FOP 1 -#define XSAVE_CWD_RIP 2 -#define XSAVE_CWD_RDP 4 -#define XSAVE_MXCSR 6 -#define XSAVE_ST_SPACE 8 -#define XSAVE_XMM_SPACE 40 -#define XSAVE_XSTATE_BV 128 -#define XSAVE_YMMH_SPACE 144 -#define XSAVE_BNDREGS 240 -#define XSAVE_BNDCSR 256 -#define XSAVE_OPMASK 272 -#define XSAVE_ZMM_Hi256 288 -#define XSAVE_Hi16_ZMM 416 -#define XSAVE_PKRU 672 - -#define XSAVE_BYTE_OFFSET(word_offset) \ - ((word_offset) * sizeof_field(struct kvm_xsave, region[0])) - -#define ASSERT_OFFSET(word_offset, field) \ - QEMU_BUILD_BUG_ON(XSAVE_BYTE_OFFSET(word_offset) != \ - offsetof(X86XSaveArea, field)) - -ASSERT_OFFSET(XSAVE_FCW_FSW, legacy.fcw); -ASSERT_OFFSET(XSAVE_FTW_FOP, legacy.ftw); -ASSERT_OFFSET(XSAVE_CWD_RIP, legacy.fpip); -ASSERT_OFFSET(XSAVE_CWD_RDP, legacy.fpdp); -ASSERT_OFFSET(XSAVE_MXCSR, legacy.mxcsr); -ASSERT_OFFSET(XSAVE_ST_SPACE, legacy.fpregs); -ASSERT_OFFSET(XSAVE_XMM_SPACE, legacy.xmm_regs); -ASSERT_OFFSET(XSAVE_XSTATE_BV, header.xstate_bv); -ASSERT_OFFSET(XSAVE_YMMH_SPACE, avx_state); -ASSERT_OFFSET(XSAVE_BNDREGS, bndreg_state); -ASSERT_OFFSET(XSAVE_BNDCSR, bndcsr_state); -ASSERT_OFFSET(XSAVE_OPMASK, opmask_state); -ASSERT_OFFSET(XSAVE_ZMM_Hi256, zmm_hi256_state); -ASSERT_OFFSET(XSAVE_Hi16_ZMM, hi16_zmm_state); -ASSERT_OFFSET(XSAVE_PKRU, pkru_state); - static int kvm_put_xsave(X86CPU *cpu) { CPUX86State *env = &cpu->env; -- 2.30.2 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0A6CAC07E99 for ; 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Mon, 5 Jul 2021 06:46:38 -0400 (EDT) Received: from localhost (disaster-area.hh.sledj.net [local]) by disaster-area.hh.sledj.net (OpenSMTPD) with ESMTPA id d504d057; Mon, 5 Jul 2021 10:46:32 +0000 (UTC) From: David Edmondson To: qemu-devel@nongnu.org Subject: [RFC PATCH 2/8] target/i386: Consolidate the X86XSaveArea offset checks Date: Mon, 5 Jul 2021 11:46:26 +0100 Message-Id: <20210705104632.2902400-3-david.edmondson@oracle.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210705104632.2902400-1-david.edmondson@oracle.com> References: <20210705104632.2902400-1-david.edmondson@oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: softfail client-ip=66.111.4.223; envelope-from=david.edmondson@oracle.com; helo=forward1-smtp.messagingengine.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_PASS=-0.001, SPF_SOFTFAIL=0.665, UNPARSEABLE_RELAY=0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , kvm@vger.kernel.org, Michael Roth , Marcelo Tosatti , Richard Henderson , Cameron Esfahani , David Edmondson , babu.moger@amd.com, Roman Bolshakov , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Rather than having similar but different checks in cpu.h and kvm.c, move them all to cpu.h. --- target/i386/cpu.h | 22 +++++++++++++++------- target/i386/kvm/kvm.c | 39 --------------------------------------- 2 files changed, 15 insertions(+), 46 deletions(-) diff --git a/target/i386/cpu.h b/target/i386/cpu.h index aedb8f2e01..6590ad6391 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1341,21 +1341,29 @@ typedef struct X86XSaveArea { XSavePKRU pkru_state; } X86XSaveArea; -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != XSAVE_AVX_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveAVX) != 0x100); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != XSAVE_BNDREG_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveBNDREG) != 0x40); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != XSAVE_BNDCSR_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveBNDCSR) != 0x40); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != XSAVE_OPMASK_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveOpmask) != 0x40); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != XSAVE_ZMM_HI256_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveZMM_Hi256) != 0x200); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != XSAVE_HI16_ZMM_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSaveHi16_ZMM) != 0x400); -QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != XSAVE_PKRU_OFFSET); QEMU_BUILD_BUG_ON(sizeof(XSavePKRU) != 0x8); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fcw) != XSAVE_FCW_FSW_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.ftw) != XSAVE_FTW_FOP_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpip) != XSAVE_CWD_RIP_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpdp) != XSAVE_CWD_RDP_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.mxcsr) != XSAVE_MXCSR_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpregs) != XSAVE_ST_SPACE_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.xmm_regs) != XSAVE_XMM_SPACE_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != XSAVE_AVX_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != XSAVE_BNDREG_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != XSAVE_BNDCSR_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != XSAVE_OPMASK_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != XSAVE_ZMM_HI256_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != XSAVE_HI16_ZMM_OFFSET); +QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != XSAVE_PKRU_OFFSET); + typedef enum TPRAccess { TPR_ACCESS_READ, TPR_ACCESS_WRITE, diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 04e4ec063f..3ab1d71775 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -2466,45 +2466,6 @@ static int kvm_put_fpu(X86CPU *cpu) return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_FPU, &fpu); } -#define XSAVE_FCW_FSW 0 -#define XSAVE_FTW_FOP 1 -#define XSAVE_CWD_RIP 2 -#define XSAVE_CWD_RDP 4 -#define XSAVE_MXCSR 6 -#define XSAVE_ST_SPACE 8 -#define XSAVE_XMM_SPACE 40 -#define XSAVE_XSTATE_BV 128 -#define XSAVE_YMMH_SPACE 144 -#define XSAVE_BNDREGS 240 -#define XSAVE_BNDCSR 256 -#define XSAVE_OPMASK 272 -#define XSAVE_ZMM_Hi256 288 -#define XSAVE_Hi16_ZMM 416 -#define XSAVE_PKRU 672 - -#define XSAVE_BYTE_OFFSET(word_offset) \ - ((word_offset) * sizeof_field(struct kvm_xsave, region[0])) - -#define ASSERT_OFFSET(word_offset, field) \ - QEMU_BUILD_BUG_ON(XSAVE_BYTE_OFFSET(word_offset) != \ - offsetof(X86XSaveArea, field)) - -ASSERT_OFFSET(XSAVE_FCW_FSW, legacy.fcw); -ASSERT_OFFSET(XSAVE_FTW_FOP, legacy.ftw); -ASSERT_OFFSET(XSAVE_CWD_RIP, legacy.fpip); -ASSERT_OFFSET(XSAVE_CWD_RDP, legacy.fpdp); -ASSERT_OFFSET(XSAVE_MXCSR, legacy.mxcsr); -ASSERT_OFFSET(XSAVE_ST_SPACE, legacy.fpregs); -ASSERT_OFFSET(XSAVE_XMM_SPACE, legacy.xmm_regs); -ASSERT_OFFSET(XSAVE_XSTATE_BV, header.xstate_bv); -ASSERT_OFFSET(XSAVE_YMMH_SPACE, avx_state); -ASSERT_OFFSET(XSAVE_BNDREGS, bndreg_state); -ASSERT_OFFSET(XSAVE_BNDCSR, bndcsr_state); -ASSERT_OFFSET(XSAVE_OPMASK, opmask_state); -ASSERT_OFFSET(XSAVE_ZMM_Hi256, zmm_hi256_state); -ASSERT_OFFSET(XSAVE_Hi16_ZMM, hi16_zmm_state); -ASSERT_OFFSET(XSAVE_PKRU, pkru_state); - static int kvm_put_xsave(X86CPU *cpu) { CPUX86State *env = &cpu->env; -- 2.30.2