On 18/09/18 12:53, Jan Beulich wrote: > @@ -1187,6 +1188,11 @@ static int _get_fpu( > return X86EMUL_UNHANDLEABLE; > break; > > + case X86EMUL_FPU_opmask: > + if ( !(xcr0 & X86_XCR0_SSE) || !(xcr0 & X86_XCR0_OPMASK) ) > + return X86EMUL_UNHANDLEABLE; > + break;
I see this follows the pattern from X86EMUL_FPU_ymm, but by the SSE check? It is not relevant at this point - if xcr0.opmask is set, the opmask instructions should be usable. ~Andrew _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
