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srsLTE
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ifdef for simd functions

This commit is contained in:
Ismael Gomez 2017-01-20 11:50:16 +01:00
parent d7afb87b38
commit 40c161c2e6
1 changed files with 4 additions and 0 deletions
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4
srslte/lib/utils/vector_simd.c
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@ -314,6 +314,7 @@ void srslte_vec_sum_fff_simd(float *x, float *y, float *z, uint32_t len) {
#endif
}
#ifdef LV_HAVE_SSE
static inline __m128 _mm_complexmul_ps(__m128 x, __m128 y) {
__m128 yl, yh, tmp1, tmp2;
yl = _mm_moveldup_ps(y); // Load yl with cr,cr,dr,dr
@ -323,6 +324,7 @@ static inline __m128 _mm_complexmul_ps(__m128 x, __m128 y) {
tmp2 = _mm_mul_ps(x, yh); // tmp2 = ai*ci,ar*ci,bi*di,br*di
return _mm_addsub_ps(tmp1, tmp2); // ar*cr-ai*ci, ai*cr+ar*ci, br*dr-bi*di, bi*dr+br*di
}
#endif
void srslte_vec_prod_ccc_simd(cf_t *x,cf_t *y, cf_t *z, uint32_t len)
{
@ -352,11 +354,13 @@ void srslte_vec_prod_ccc_simd(cf_t *x,cf_t *y, cf_t *z, uint32_t len)
#endif
}
#ifdef LV_HAVE_SSE
static inline __m128 _mm_complexmulconj_ps(__m128 x, __m128 y) {
const __m128 conjugator = _mm_setr_ps(0, -0.f, 0, -0.f);
y = _mm_xor_ps(y, conjugator);
return _mm_complexmul_ps(x, y);
}
#endif
void srslte_vec_prod_conj_ccc_simd(cf_t *x,cf_t *y, cf_t *z, uint32_t len) {
#ifdef LV_HAVE_SSE