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srsLTE
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Added vector zero

This commit is contained in:
Xavier Arteaga 2020-11-23 10:57:07 +01:00 committed by Andre Puschmann
parent a5537cc1ef
commit 83dddae525
2 changed files with 21 additions and 9 deletions
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17
lib/include/srslte/phy/utils/vector.h
View File

@ -39,6 +39,12 @@ extern "C" {
#include <stdint.h>
#include <stdio.h>
#define SRSLTE_MEM_ZERO(Q, T, N) \
do { \
T* ptr_ = (Q); \
srslte_vec_zero((void*)ptr_, (uint32_t)sizeof(T) * (N)); \
} while (false)
#define SRSLTE_MAX(a, b) ((a) > (b) ? (a) : (b))
#define SRSLTE_MIN(a, b) ((a) < (b) ? (a) : (b))
@ -83,7 +89,7 @@ SRSLTE_API void srslte_vec_xor_bbb(const uint8_t* x, const uint8_t* y, uint8_t*
/** Return the sum of all the elements */
SRSLTE_API float srslte_vec_acc_ff(const float* x, const uint32_t len);
SRSLTE_API cf_t srslte_vec_acc_cc(const cf_t* x, const uint32_t len);
SRSLTE_API cf_t srslte_vec_acc_cc(const cf_t* x, const uint32_t len);
SRSLTE_API void* srslte_vec_malloc(uint32_t size);
SRSLTE_API cf_t* srslte_vec_cf_malloc(uint32_t size);
@ -98,6 +104,7 @@ SRSLTE_API uint8_t* srslte_vec_u8_malloc(uint32_t nsamples);
SRSLTE_API void* srslte_vec_realloc(void* ptr, uint32_t old_size, uint32_t new_size);
/* Zero memory */
SRSLTE_API void srslte_vec_zero(void* ptr, uint32_t nsamples);
SRSLTE_API void srslte_vec_cf_zero(cf_t* ptr, uint32_t nsamples);
SRSLTE_API void srslte_vec_f_zero(float* ptr, uint32_t nsamples);
SRSLTE_API void srslte_vec_u8_zero(uint8_t* ptr, uint32_t nsamples);
@ -174,10 +181,10 @@ SRSLTE_API void srslte_vec_neg_sss(const int16_t* x, const int16_t* y, int16_t*
SRSLTE_API void srslte_vec_neg_bbb(const int8_t* x, const int8_t* y, int8_t* z, const uint32_t len);
/* Dot-product */
SRSLTE_API cf_t srslte_vec_dot_prod_cfc(const cf_t* x, const float* y, const uint32_t len);
SRSLTE_API cf_t srslte_vec_dot_prod_ccc(const cf_t* x, const cf_t* y, const uint32_t len);
SRSLTE_API cf_t srslte_vec_dot_prod_conj_ccc(const cf_t* x, const cf_t* y, const uint32_t len);
SRSLTE_API float srslte_vec_dot_prod_fff(const float* x, const float* y, const uint32_t len);
SRSLTE_API cf_t srslte_vec_dot_prod_cfc(const cf_t* x, const float* y, const uint32_t len);
SRSLTE_API cf_t srslte_vec_dot_prod_ccc(const cf_t* x, const cf_t* y, const uint32_t len);
SRSLTE_API cf_t srslte_vec_dot_prod_conj_ccc(const cf_t* x, const cf_t* y, const uint32_t len);
SRSLTE_API float srslte_vec_dot_prod_fff(const float* x, const float* y, const uint32_t len);
SRSLTE_API int32_t srslte_vec_dot_prod_sss(const int16_t* x, const int16_t* y, const uint32_t len);
/* z=x/y vector division (element-wise) */

13
lib/src/phy/utils/vector.c
View File

@ -190,6 +190,11 @@ uint8_t* srslte_vec_u8_malloc(uint32_t nsamples)
return (uint8_t*)srslte_vec_malloc((uint32_t)sizeof(uint8_t) * nsamples);
}
void srslte_vec_zero(void* ptr, uint32_t nbytes)
{
memset(ptr, 0, nbytes);
}
void srslte_vec_u8_zero(uint8_t* ptr, uint32_t nsamples)
{
memset(ptr, 0, sizeof(uint8_t) * nsamples);
@ -197,22 +202,22 @@ void srslte_vec_u8_zero(uint8_t* ptr, uint32_t nsamples)
void srslte_vec_i16_zero(int16_t* ptr, uint32_t nsamples)
{
memset(ptr, 0, sizeof(int16_t) * nsamples);
SRSLTE_MEM_ZERO(ptr, int16_t, nsamples);
}
void srslte_vec_u32_zero(uint32_t* ptr, uint32_t nsamples)
{
memset(ptr, 0, sizeof(uint32_t) * nsamples);
SRSLTE_MEM_ZERO(ptr, uint32_t, nsamples);
}
void srslte_vec_cf_zero(cf_t* ptr, uint32_t nsamples)
{
memset(ptr, 0, sizeof(cf_t) * nsamples);
SRSLTE_MEM_ZERO(ptr, cf_t, nsamples);
}
void srslte_vec_f_zero(float* ptr, uint32_t nsamples)
{
memset(ptr, 0, sizeof(float) * nsamples);
SRSLTE_MEM_ZERO(ptr, float, nsamples);
}
void srslte_vec_cf_copy(cf_t* dst, const cf_t* src, uint32_t len)