Subversion Repositories openrisc_2011-10-31

/* { dg-do run { target i?86-*-* x86_64-*-* } } */

/* { dg-options "-msse" } */

/* { dg-require-effective-target sse } */

typedef float __m128 __attribute__ ((__vector_size__ (16), __may_alias__));

typedef float __v4sf __attribute__ ((__vector_size__ (16)));

extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__,

__artificial__))

_mm_set_ps (const float __Z, const float __Y, const float __X, const float __W)

{

  return __extension__ (__m128)(__v4sf){ __W, __X, __Y, __Z };

}

struct vec

{

        union {

                __m128 v;

                float  e[4];

        };

        static const vec & zero()

        {

                static const vec v = _mm_set_ps(0, 0, 0, 0);

                return v;

        }

        vec() {}

        vec(const __m128 & a) : v(a) {}

        operator const __m128&() const { return v; }

};

struct vec2

{

        vec _v1;

        vec _v2;

        vec2() {}

        vec2(const vec & a, const vec & b) : _v1(a), _v2(b) {}

        static vec2 load(const float * a)

        {

                return vec2(

                        __builtin_ia32_loadups(&a[0]),

                        __builtin_ia32_loadups(&a[4]));

        }

        const vec & v1() const { return _v1; }

        const vec & v2() const { return _v2; }

};

extern "C" void abort(void);

inline bool operator==(const vec & a, const vec & b)

{ return 0xf == __builtin_ia32_movmskps(__builtin_ia32_cmpeqps(a, b)); }

int main( int argc, char * argv[] )

{

        __attribute__((aligned(16))) float data[] =

        { 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5 };

        float * p = &data[2];

        vec2 a;

        a = vec2::load(p);

        vec v1 = a.v1();

        vec v2 = a.v2();

        if (v2.e[3] != 7.0)

          abort();

        return 0;

}