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intrinsics.h
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intrinsics.h
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#include <emmintrin.h>
inline void add3xf32(f32 sum[3], f32 f1, f32 f2, f32 f3,
f32 g1, f32 g2, f32 g3){
__m128 s = _mm_add_ps(_mm_set_ps(f1, f2, f3, 0), _mm_set_ps(g1, g2, g3, 0));
sum[0] = s[3];
sum[1] = s[2];
sum[2] = s[1];
}
inline void add4xf32(f32 sum[4], f32 f1, f32 f2, f32 f3, f32 f4,
f32 g1, f32 g2, f32 g3, f32 g4){
__m128 s = _mm_add_ps(_mm_set_ps(f1, f2, f3, f4), _mm_set_ps(g1, g2, g3, g4));
sum[0] = s[3];
sum[1] = s[2];
sum[2] = s[1];
sum[3] = s[0];
}
inline void subtract3xf32(f32 product[3], f32 f1, f32 f2, f32 f3,
f32 g1, f32 g2, f32 g3){
__m128 prod = _mm_sub_ps(_mm_set_ps(f1, f2, f3, 0), _mm_set_ps(g1, g2, g3, 0));
product[0] = prod[3];
product[1] = prod[2];
product[2] = prod[1];
}
inline void subtractxf32(f32 product[4], f32 f1, f32 f2, f32 f3, f32 f4,
f32 g1, f32 g2, f32 g3, f32 g4){
__m128 prod = _mm_sub_ps(_mm_set_ps(f1, f2, f3, f4), _mm_set_ps(g1, g2, g3, g4));
product[0] = prod[3];
product[1] = prod[2];
product[2] = prod[1];
product[3] = prod[0];
}
inline void multiply3xf32(f32 product[3], f32 f1, f32 f2, f32 f3,
f32 g1, f32 g2, f32 g3){
__m128 prod = _mm_mul_ps(_mm_set_ps(f1, f2, f3, 0), _mm_set_ps(g1, g2, g3, 0));
product[0] = prod[3];
product[1] = prod[2];
product[2] = prod[1];
}
inline void multiply4xf32(f32 product[4], f32 f1, f32 f2, f32 f3, f32 f4,
f32 g1, f32 g2, f32 g3, f32 g4){
__m128 prod = _mm_mul_ps(_mm_set_ps(f1, f2, f3, f4), _mm_set_ps(g1, g2, g3, g4));
product[0] = prod[3];
product[1] = prod[2];
product[2] = prod[1];
product[3] = prod[0];
}