[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v3 2/4] x86emul: Support vpclmulqdq
>>> On 10.11.17 at 11:36, <yang.zhong@xxxxxxxxx> wrote: > @@ -7672,7 +7673,12 @@ x86_emulate( > host_and_vcpu_must_have(pclmulqdq); > if ( vex.opcx == vex_none ) > goto simd_0f3a_common; > - generate_exception_if(vex.l, EXC_UD); > + if ( !vex.l ) > + { > + generate_exception_if(vex.l, EXC_UD); What's the point of this? > + goto simd_0f_imm8_avx; > + } > + host_and_vcpu_must_have(vpclmulqdq); Why not simply if ( vex.l ) host_and_vcpu_must_have(vpclmulqdq); ? Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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