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Integrating a new volk kernel

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This commit is contained in:
Carles Fernandez 2016-01-13 11:42:01 +01:00
parent f659005e63
commit ece7bc2c65
3 changed files with 29 additions and 35 deletions
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1
src/algorithms/tracking/libs/volk_gnsssdr_16ic_x2_multiply_16ic.h → src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_x2_multiply_16ic.h
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@ -104,7 +104,6 @@ static inline void volk_gnsssdr_16ic_x2_multiply_16ic_a_sse2(lv_16sc_t* out, con
_in_a += 4;
_in_b += 4;
_out += 4;
}
for (unsigned int i = 0; i < (num_points % 4); ++i)

1
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/lib/kernel_tests.h
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@ -80,6 +80,7 @@ std::vector<volk_gnsssdr_test_case_t> init_test_list(volk_gnsssdr_test_params_t
(VOLK_INIT_TEST(volk_gnsssdr_32fc_convert_8ic, test_params))
(VOLK_INIT_TEST(volk_gnsssdr_32fc_convert_16ic, test_params))
(VOLK_INIT_TEST(volk_gnsssdr_16ic_x2_dot_prod_16ic, test_params))
(VOLK_INIT_TEST(volk_gnsssdr_16ic_x2_multiply_16ic, test_params))
//(VOLK_INIT_TEST(volk_gnsssdr_16ic_resampler_16ic, test_params))
;

14
src/algorithms/tracking/libs/cpu_multicorrelator_16sc.cc
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@ -41,18 +41,13 @@
#define LV_HAVE_GENERIC
#define LV_HAVE_SSE2
//#include "volk_gnsssdr_16ic_x2_dot_prod_16ic.h"
#include "volk_gnsssdr_16ic_x2_multiply_16ic.h"
//#include "volk_gnsssdr_16ic_resampler_16ic.h"
#include "volk_gnsssdr_16ic_xn_resampler_16ic_xn.h"
#include "volk_gnsssdr_16ic_xn_dot_prod_16ic_xn.h"
bool cpu_multicorrelator_16sc::init(
int max_signal_length_samples,
int n_correlators
)
int n_correlators)
{
// ALLOCATE MEMORY FOR INTERNAL vectors
size_t size = max_signal_length_samples * sizeof(lv_16sc_t);
@ -76,8 +71,7 @@ bool cpu_multicorrelator_16sc::init(
bool cpu_multicorrelator_16sc::set_local_code_and_taps(
int code_length_chips,
const lv_16sc_t* local_code_in,
float *shifts_chips
)
float *shifts_chips)
{
d_local_code_in = local_code_in;
d_shifts_chips = shifts_chips;
@ -98,7 +92,6 @@ bool cpu_multicorrelator_16sc::set_input_output_vectors(lv_16sc_t* corr_out, con
void cpu_multicorrelator_16sc::update_local_code(int correlator_length_samples,float rem_code_phase_chips, float code_phase_step_chips)
{
float *tmp_code_phases_chips;
tmp_code_phases_chips = static_cast<float*>(volk_malloc(d_n_correlators*sizeof(float), volk_get_alignment()));
for (int n = 0; n < d_n_correlators; n++)
@ -155,7 +148,8 @@ bool cpu_multicorrelator_16sc::Carrier_wipeoff_multicorrelator_resampler(
update_local_carrier(signal_length_samples, rem_carrier_phase_in_rad, phase_step_rad);
//std::cout<<"d_nco_in 16sc="<<d_nco_in[23]<<std::endl;
volk_gnsssdr_16ic_x2_multiply_16ic_a_sse2(d_sig_doppler_wiped,d_sig_in,d_nco_in,signal_length_samples);
//volk_gnsssdr_16ic_x2_multiply_16ic_a_sse2(d_sig_doppler_wiped,d_sig_in,d_nco_in,signal_length_samples);
volk_gnsssdr_16ic_x2_multiply_16ic(d_sig_doppler_wiped, d_sig_in, d_nco_in, signal_length_samples);
//std::cout<<"d_sig_doppler_wiped 16sc="<<d_sig_doppler_wiped[23]<<std::endl;
update_local_code(signal_length_samples, rem_code_phase_chips, code_phase_step_chips);