diff options
| author | Nick Foster <nick@ettus.com> | 2011-11-09 11:32:47 -0800 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2011-12-01 09:08:00 -0500 |
| commit | 488f0c614f0e951314c686e7f168bc62cea250d5 (patch) | |
| tree | 46db451c2cd11c209101346de0823079054a3d06 /volk/include | |
| parent | d56564f5e3d9ccefc9ac34c81dc8d061298301e7 (diff) | |
Volk: added 32fc x scalar multiply, implemented in Orc & generic. Orc/SSE tested 10x faster than generic.
Diffstat (limited to 'volk/include')
| -rw-r--r-- | volk/include/volk/volk_32fc_s32fc_multiply_32fc_a.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/volk/include/volk/volk_32fc_s32fc_multiply_32fc_a.h b/volk/include/volk/volk_32fc_s32fc_multiply_32fc_a.h new file mode 100644 index 0000000000..b27a7259f0 --- /dev/null +++ b/volk/include/volk/volk_32fc_s32fc_multiply_32fc_a.h @@ -0,0 +1,46 @@ +#ifndef INCLUDED_volk_32fc_s32fc_multiply_32fc_a_H +#define INCLUDED_volk_32fc_s32fc_multiply_32fc_a_H + +#include <inttypes.h> +#include <stdio.h> +#include <volk/volk_complex.h> +#include <float.h> + +#ifdef LV_HAVE_GENERIC + /*! + \brief Multiplies the two input complex vectors and stores their results in the third vector + \param cVector The vector where the results will be stored + \param aVector One of the vectors to be multiplied + \param bVector One of the vectors to be multiplied + \param num_points The number of complex values in aVector and bVector to be multiplied together and stored into cVector + */ +static inline void volk_32fc_s32fc_multiply_32fc_a_generic(lv_32fc_t* cVector, const lv_32fc_t* aVector, const lv_32fc_t scalar, unsigned int num_points){ + lv_32fc_t* cPtr = cVector; + const lv_32fc_t* aPtr = aVector; + unsigned int number = 0; + + for(number = 0; number < num_points; number++){ + *cPtr++ = (*aPtr++) * scalar; + } +} +#endif /* LV_HAVE_GENERIC */ + +#ifdef LV_HAVE_ORC + /*! + \brief Multiplies the two input complex vectors and stores their results in the third vector + \param cVector The vector where the results will be stored + \param aVector One of the vectors to be multiplied + \param bVector One of the vectors to be multiplied + \param num_points The number of complex values in aVector and bVector to be multiplied together and stored into cVector + */ +extern void volk_32fc_s32fc_multiply_32fc_a_orc_impl(lv_32fc_t* cVector, const lv_32fc_t* aVector, const lv_32fc_t scalar, unsigned int num_points); +static inline void volk_32fc_s32fc_multiply_32fc_a_orc(lv_32fc_t* cVector, const lv_32fc_t* aVector, const lv_32fc_t scalar, unsigned int num_points){ + volk_32fc_s32fc_multiply_32fc_a_orc_impl(cVector, aVector, scalar, num_points); +} +#endif /* LV_HAVE_ORC */ + + + + + +#endif /* INCLUDED_volk_32fc_x2_multiply_32fc_a_H */ |