Re: X86 Built-in Functions

[Kimmo Fredriksson <kfredrik at cs dot joensuu dot fi>]

Ok,

I got it, have to include xmmintrin.h, all defined there... Stupid me.


> Ok, I partially solved this with:
>
> #define	_mm_setzero_si128	__builtin_ia32_setzero128
> #define	_mm_or_si128		__builtin_ia32_por128
> #define	_mm_xor_si128		__builtin_ia32_pxor128
> #define	_mm_and_si128		__builtin_ia32_pand128
> #define	_mm_andnot_si128       	__builtin_ia32_pandn128
> #define	_mm_srli_epi64		__builtin_ia32_psrlqi128
> #define	_mm_slli_epi64		__builtin_ia32_psllqi128
> #define	_mm_slli_si128		__builtin_ia32_pslldqi128
> #define	_mm_srli_si128		__builtin_ia32_psrldqi128
> #define	_mm_add_epi64		__builtin_ia32_paddq128
> #define	_mm_sub_epi64		__builtin_ia32_psubq128
>
> But I still haven't figured out the following:
>
> _mm_cvtsi32_si128, _mm_cvtsi128_si32, _mm_set_epi32
>
> Anyone?
>
> > You can access the mmx/3dnow/sse instructions using built-in functions.
> > These are documented (for gcc 3.3) in:
> >
> > http://gcc.gnu.org/onlinedocs/gcc-3.3/gcc/X86-Built-in-Functions.html#X86%20Built-in%20Functions
> >
> > However, the sse2 instructions are missing from the documentation, but it
> > seems that they are implemented by gcc 3.3... Any documentation anywhere?
> > Or are these broken as they are not documented?
> >
> > I'd need the equivalents for the following icc (intel cc) builtins:
> >
> > _mm_add_epi64
> > _mm_andnot_si128
> > _mm_and_si128
> > _mm_cvtsi128_si32
> > _mm_cvtsi32_si128
> > _mm_or_si128
> > _mm_set_epi32
> > _mm_setzero_si128
> > _mm_slli_epi64
> > _mm_slli_si128
> > _mm_srli_epi64
> > _mm_srli_si128
> > _mm_sub_epi64
> > _mm_xor_si128
> >
> > What the built-ins in gcc, and what are the corresponding modes?
> >
> > Thanks.
> >
> >
> >
>
>