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Thu, 20 May 2021 10:56:51 -0400 (EDT) Received: from localhost (disaster-area.hh.sledj.net [local]) by disaster-area.hh.sledj.net (OpenSMTPD) with ESMTPA id 03d9d232; Thu, 20 May 2021 14:56:47 +0000 (UTC) From: David Edmondson To: qemu-devel@nongnu.org Subject: [RFC PATCH 2/7] target/i386: Use constants for XSAVE offsets Date: Thu, 20 May 2021 15:56:42 +0100 Message-Id: <20210520145647.3483809-3-david.edmondson@oracle.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210520145647.3483809-1-david.edmondson@oracle.com> References: <20210520145647.3483809-1-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, UPPERCASE_50_75=0.008 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, Marcelo Tosatti , Richard Henderson , David Edmondson , Babu Moger , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Where existing constants for XSAVE offsets exists, use them. Signed-off-by: David Edmondson --- target/i386/kvm/kvm.c | 56 ++++++++++++++----------------------------- 1 file changed, 18 insertions(+), 38 deletions(-) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index d972eb4705..aff0774fef 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -2397,44 +2397,24 @@ 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); +#define ASSERT_OFFSET(offset, field) \ + QEMU_BUILD_BUG_ON(offset != offsetof(X86XSaveArea, field)) + +ASSERT_OFFSET(XSAVE_FCW_FSW_OFFSET, legacy.fcw); +ASSERT_OFFSET(XSAVE_FTW_FOP_OFFSET, legacy.ftw); +ASSERT_OFFSET(XSAVE_CWD_RIP_OFFSET, legacy.fpip); +ASSERT_OFFSET(XSAVE_CWD_RDP_OFFSET, legacy.fpdp); +ASSERT_OFFSET(XSAVE_MXCSR_OFFSET, legacy.mxcsr); +ASSERT_OFFSET(XSAVE_ST_SPACE_OFFSET, legacy.fpregs); +ASSERT_OFFSET(XSAVE_XMM_SPACE_OFFSET, legacy.xmm_regs); +ASSERT_OFFSET(XSAVE_XSTATE_BV_OFFSET, header.xstate_bv); +ASSERT_OFFSET(XSAVE_AVX_OFFSET, avx_state); +ASSERT_OFFSET(XSAVE_BNDREG_OFFSET, bndreg_state); +ASSERT_OFFSET(XSAVE_BNDCSR_OFFSET, bndcsr_state); +ASSERT_OFFSET(XSAVE_OPMASK_OFFSET, opmask_state); +ASSERT_OFFSET(XSAVE_ZMM_HI256_OFFSET, zmm_hi256_state); +ASSERT_OFFSET(XSAVE_HI16_ZMM_OFFSET, hi16_zmm_state); +ASSERT_OFFSET(XSAVE_PKRU_OFFSET, pkru_state); static int kvm_put_xsave(X86CPU *cpu) { -- 2.30.2