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Fix seg fault on some architectures in gnss-sdr volk 32fc convert to

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16ic module
This commit is contained in:
Javier Arribas 2016-01-21 11:21:25 +01:00
parent 3ce1bba194
commit 02a6f41794
1 changed files with 24 additions and 25 deletions
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49
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_32fc_convert_16ic.h
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@ -144,31 +144,6 @@ static inline void volk_gnsssdr_32fc_convert_16ic_u_sse(lv_16sc_t* outputVector,
}
#endif /* LV_HAVE_SSE */
#ifdef LV_HAVE_GENERIC
/*!
\brief Converts a float vector of 64 bits (32 bits each part) into a 32 integer vector (16 bits each part)
\param inputVector The floating point input data buffer
\param outputVector The 16 bit output data buffer
\param num_points The number of data values to be converted
*/
static inline void volk_gnsssdr_32fc_convert_16ic_generic(lv_16sc_t* outputVector, const lv_32fc_t* inputVector, unsigned int num_points)
{
float* inputVectorPtr = (float*)inputVector;
int16_t* outputVectorPtr = (int16_t*)outputVector;
float min_val = -32768;
float max_val = 32767;
for(unsigned int i = 0; i < num_points*2; i++)
{
if(inputVectorPtr[i] > max_val)
inputVectorPtr[i] = max_val;
else if(inputVectorPtr[i] < min_val)
inputVectorPtr[i] = min_val;
outputVectorPtr[i] = (int16_t)rintf(inputVectorPtr[i]);
}
}
#endif /* LV_HAVE_GENERIC */
#ifdef LV_HAVE_SSE2
#include <emmintrin.h>
@ -276,4 +251,28 @@ static inline void volk_gnsssdr_32fc_convert_16ic_a_sse(lv_16sc_t* outputVector,
}
#endif /* LV_HAVE_SSE */
#ifdef LV_HAVE_GENERIC
/*!
\brief Converts a float vector of 64 bits (32 bits each part) into a 32 integer vector (16 bits each part)
\param inputVector The floating point input data buffer
\param outputVector The 16 bit output data buffer
\param num_points The number of data values to be converted
*/
static inline void volk_gnsssdr_32fc_convert_16ic_generic(lv_16sc_t* outputVector, const lv_32fc_t* inputVector, unsigned int num_points)
{
float* inputVectorPtr = (float*)inputVector;
int16_t* outputVectorPtr = (int16_t*)outputVector;
float min_val = -32768;
float max_val = 32767;
for(unsigned int i = 0; i < num_points*2; i++)
{
if(inputVectorPtr[i] > max_val)
inputVectorPtr[i] = max_val;
else if(inputVectorPtr[i] < min_val)
inputVectorPtr[i] = min_val;
outputVectorPtr[i] = (int16_t)rintf(inputVectorPtr[i]);
}
}
#endif /* LV_HAVE_GENERIC */
#endif /* INCLUDED_volk_gnsssdr_32fc_convert_16ic_H */