On Fri, Oct 8, 2021 at 5:31 PM liuhongt wrote:
>
> For AVX512-FP16, HFmode only supports vcmpsh whose dest is mask
> register, so for movhfcc, it's
>
> vcmpsh op2, op1, %k1
> vmovsh op1, op2{%k1}
> mov op2, dest
>
> gcc/ChangeLog:
>
> PR target/102639
> * config/i386/i386-expand.c
For AVX512-FP16, HFmode only supports vcmpsh whose dest is mask
register, so for movhfcc, it's
vcmpsh op2, op1, %k1
vmovsh op1, op2{%k1}
mov op2, dest
gcc/ChangeLog:
PR target/102639
* config/i386/i386-expand.c (ix86_valid_mask_cmp_mode): Handle
HFmode.
(ix86_use_
