Re: [RFC PATCH 01/43] target/loongarch: Add vector data type vec_t

[Richard Henderson]

On 2/12/23 22:24, gaosong wrote:
> Hi,  Richard
>
> 在 2022/12/25 上午1:32, Richard Henderson 写道:
> > On 12/24/22 00:15, Song Gao wrote:
> > > +union vec_t {
> > > +    int8_t   B[LSX_LEN / 8];
> > > +    int16_t  H[LSX_LEN / 16];
> > > +    int32_t  W[LSX_LEN / 32];
> > > +    int64_t  D[LSX_LEN / 64];
> > > +    __int128 Q[LSX_LEN / 128];
> >
> > Oh, you can't use __int128 directly.
> > It won't compile on 32-bit hosts.
> Can we  use Int128  after include "qem/int128.h" ?
> So,   some  vxx_q  instructions  can  use   int128_ xx(a, b).

Yes, certainly.

r~