INLINE int equal(f4vector v1, f4vector v2)
{
#if defined(__SSE__)
#if (__GNUC__ == 4) && (__GNUC_MINOR__ < 4)
v4si compare = __builtin_ia32_cmpeqps( v1.v, v2.v );
return __builtin_ia32_movmskps( (v4sf)compare ) == 0x0f;
#else
v4sf compare = __builtin_ia32_cmpeqps( v1.v, v2.v );
return __builtin_ia32_movmskps( compare ) == 0x0f;
#endif
#else
return (
v1.f[0] == v2.f[0] &&
v1.f[1] == v2.f[1] &&
v1.f[2] == v2.f[2] &&
v1.f[3] == v2.f[3]
);
#endif
}
/*! <em>Pointwise Equality</em> of vA and vB. */
inline int vec4f_eq(vec4f vA, vec4f vB) {
#if defined(__SSE__) /* SSE */
vec4i compare = __builtin_ia32_cmpeqps((vec4f)vA, (vec4f)vB);
return __builtin_ia32_movmskps((vec4f)compare);
#else /* Scalar */
float * s1 = (float*)&vA;
float * s2 = (float*)&vB;
return (s1[0] == s2[0] and
s1[1] == s2[1] and
s1[2] == s2[2] and
s1[3] == s2[3]);
#endif
}
void cmpeqps(float * arg1,float * arg2,float * retval) {
v4sf x = __builtin_ia32_loadups(arg1);
v4sf y = __builtin_ia32_loadups(arg2);
__builtin_ia32_storeups(retval,__builtin_ia32_cmpeqps(x,y));
}
