On Mon, Jun 6, 2022 at 3:17 AM Uros Bizjak via Gcc-patches
<gcc-patches@gcc.gnu.org> wrote:
>
> On Thu, Jun 2, 2022 at 5:04 PM Jan Beulich <jbeul...@suse.com> wrote:
> >
> > The 64-bit, 128-bit, and 512-bit variants have V<n>DI return type, in
> > line with instruction behavior. Make the 256-bit builtin match, thus
> > also making it match the insn it expands to (using VI8_AVX2_AVX512BW).
> >
> > gcc/
> >
> >         * config/i386/i386-builtin.def (__builtin_ia32_psadbw256):
> >         Change type.
> >         * config/i386/i386-builtin-types.def: New function type
> >         (V4DI, V32QI, V32QI).
> >         * config/i386/i386-expand.cc (ix86_expand_args_builtin): Handle
> >         V4DI_FTYPE_V32QI_V32QI.
>
> LGTM, but please let HJ have the final approval.
I think it was just a typo and not intentional, so Ok for the trunk.
>
> Uros.
>
> >
> > --- a/gcc/config/i386/i386-builtin.def
> > +++ b/gcc/config/i386/i386-builtin.def
> > @@ -1217,7 +1217,7 @@ BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR
> >  BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_mulv8si3, 
> > "__builtin_ia32_pmulld256"  , IX86_BUILTIN_PMULLD256  , UNKNOWN, (int) 
> > V8SI_FTYPE_V8SI_V8SI)
> >  BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_vec_widen_umult_even_v8si, 
> > "__builtin_ia32_pmuludq256", IX86_BUILTIN_PMULUDQ256, UNKNOWN, (int) 
> > V4DI_FTYPE_V8SI_V8SI)
> >  BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_iorv4di3, 
> > "__builtin_ia32_por256", IX86_BUILTIN_POR256, UNKNOWN, (int) 
> > V4DI_FTYPE_V4DI_V4DI)
> > -BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_avx2_psadbw, 
> > "__builtin_ia32_psadbw256", IX86_BUILTIN_PSADBW256, UNKNOWN, (int) 
> > V16HI_FTYPE_V32QI_V32QI)
> > +BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_avx2_psadbw, 
> > "__builtin_ia32_psadbw256", IX86_BUILTIN_PSADBW256, UNKNOWN, (int) 
> > V4DI_FTYPE_V32QI_V32QI)
> >  BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_avx2_pshufbv32qi3, 
> > "__builtin_ia32_pshufb256", IX86_BUILTIN_PSHUFB256, UNKNOWN, (int) 
> > V32QI_FTYPE_V32QI_V32QI)
> >  BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_avx2_pshufdv3, 
> > "__builtin_ia32_pshufd256", IX86_BUILTIN_PSHUFD256, UNKNOWN, (int) 
> > V8SI_FTYPE_V8SI_INT)
> >  BDESC (OPTION_MASK_ISA_AVX2, 0, CODE_FOR_avx2_pshufhwv3, 
> > "__builtin_ia32_pshufhw256", IX86_BUILTIN_PSHUFHW256, UNKNOWN, (int) 
> > V16HI_FTYPE_V16HI_INT)
> > --- a/gcc/config/i386/i386-builtin-types.def
> > +++ b/gcc/config/i386/i386-builtin-types.def
> > @@ -516,6 +516,7 @@ DEF_FUNCTION_TYPE (V8DI, V8DI, V2DI, INT
> >  DEF_FUNCTION_TYPE (V8DI, V8DI, V2DI, INT, V8DI, UQI)
> >  DEF_FUNCTION_TYPE (V8DI, V8DI, V4DI, INT, V8DI, UQI)
> >  DEF_FUNCTION_TYPE (V4DI, V8SI, V8SI)
> > +DEF_FUNCTION_TYPE (V4DI, V32QI, V32QI)
> >  DEF_FUNCTION_TYPE (V8DI, V64QI, V64QI)
> >  DEF_FUNCTION_TYPE (V4DI, V4DI, V2DI)
> >  DEF_FUNCTION_TYPE (V4DI, PCV4DI, V4DI)
> > --- a/gcc/config/i386/i386-expand.cc
> > +++ b/gcc/config/i386/i386-expand.cc
> > @@ -10359,6 +10359,7 @@ ix86_expand_args_builtin (const struct b
> >      case V8SI_FTYPE_V16HI_V16HI:
> >      case V4DI_FTYPE_V4DI_V4DI:
> >      case V4DI_FTYPE_V8SI_V8SI:
> > +    case V4DI_FTYPE_V32QI_V32QI:
> >      case V8DI_FTYPE_V64QI_V64QI:
> >        if (comparison == UNKNOWN)
> >         return ix86_expand_binop_builtin (icode, exp, target);
> >



-- 
BR,
Hongtao

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