On Tue, Oct 23, 2012 at 12:14 PM, Alexander Ivchenko <aivch...@gmail.com> wrote:
> Please take a look at the attached patch.
>
> I changed the asm-pattern implementation according to your recomendation.
> Changed the name of feature option from -mfxsave to -mfxsr, as it is in
> Intel SDM. Corrected the arguments name in the headers.
>
> Bootstrap passes
+ case OPT_mxsaveopt:
+ if (value)
+ {
+ opts->x_ix86_isa_flags |= OPTION_MASK_ISA_XSAVEOPT_SET;
+ opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_XSAVEOPT_SET;
+ }
+ else
+ {
+ opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_XSAVEOPT_UNSET;
+ opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_XSAVEOPT_UNSET;
+ }
+ return true;
I think that -mxsaveopt should include -mxsave, in the same way that
-msse2 includes -msse. Please add this change (also remove -mxsave
from sse-X.[c,C] tests).
The patch is OK with this change. Please wait for H.J to look if
everything is OK w.r.t ABI.
Thanks,
Uros.
