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simd: load vec3 helpers for sse/sse2

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Recep Aslantas
2018-04-18 00:00:47 +03:00
parent 27ab6a7dd0
commit f163fcd043
1 changed files with 19 additions and 0 deletions
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19
include/cglm/simd/intrin.h
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@@ -46,6 +46,25 @@ glm_simd_norm(__m128 a) {
return _mm_sqrt_ps(glm_simd_dot(a, a)); return _mm_sqrt_ps(glm_simd_dot(a, a));
} }
static inline
__m128
glm_simd_load_v3(vec3 v) {
__m128i xy;
__m128 z;
xy = _mm_loadl_epi64((const __m128i *)v);
z = _mm_load_ss(&v[2]);
return _mm_movelh_ps(_mm_castsi128_ps(xy), z);
}
static inline
void
glm_simd_store_v3(__m128 vx, vec3 v) {
_mm_storel_pi((__m64 *)&v[0], vx);
_mm_store_ss(&v[2], _mm_shuffle1_ps(vx, 2, 2, 2, 2));
}
#endif #endif
/* x86, x64 */ /* x86, x64 */