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Add Intrinsics usage by SIMDE

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This commit is contained in:
Bruno Mongazon-Cazavet
2022-09-28 18:21:19 +02:00
committed by Robert Schmidt
parent a1de5e3d11
commit fe1dc24e28
114 changed files with 7900 additions and 11031 deletions
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sdr/IRIS/USERSPACE/LIB/iris_lib.cpp
+3 -27
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@@ -23,13 +23,7 @@
#include "common_lib.h"
#include <chrono>
#ifdef __SSE4_1__
# include <smmintrin.h>
#endif
#ifdef __AVX2__
# include <immintrin.h>
#endif
#include "openair1/PHY/sse_intrin.h"
#define MOVE_DC
#define SAMPLE_RATE_DOWN 1
@@ -152,13 +146,8 @@ trx_iris_write(openair0_device *device, openair0_timestamp timestamp, void **buf
iris_state_t *s = (iris_state_t *) device->priv;
int nsamps2; // aligned to upper 32 or 16 byte boundary
#if defined(__x86_64) || defined(__i386__)
#ifdef __AVX2__
nsamps2 = (nsamps+7)>>3;
__m256i buff_tx[2][nsamps2];
#else
nsamps2 = (nsamps+3)>>2;
__m128i buff_tx[2][nsamps2];
#endif
#else
#error unsupported CPU architecture, iris device cannot be built
#endif
@@ -167,11 +156,7 @@ trx_iris_write(openair0_device *device, openair0_timestamp timestamp, void **buf
for (int i=0; i<cc; i++) {
for (int j=0; j<nsamps2; j++) {
#if defined(__x86_64__) || defined(__i386__)
#ifdef __AVX2__
buff_tx[i][j] = _mm256_slli_epi16(((__m256i *)buff[i])[j],4);
#else
buff_tx[i][j] = _mm_slli_epi16(((__m128i *)buff[i])[j],4);
#endif
buff_tx[i][j] = simde_mm256_slli_epi16(((__m256i *)buff[i])[j],4);
#endif
}
}
@@ -253,13 +238,8 @@ static int trx_iris_read(openair0_device *device, openair0_timestamp *ptimestamp
int m = s->rx_num_channels;
int nsamps2; // aligned to upper 32 or 16 byte boundary
#if defined(__x86_64) || defined(__i386__)
#ifdef __AVX2__
nsamps2 = (nsamps+7)>>3;
__m256i buff_tmp[2][nsamps2];
#else
nsamps2 = (nsamps+3)>>2;
__m128i buff_tmp[2][nsamps2];
#endif
#endif
for (r = 0; r < s->device_num; r++) {
@@ -331,11 +311,7 @@ static int trx_iris_read(openair0_device *device, openair0_timestamp *ptimestamp
for (int i=0; i<cc; i++) {
for (int j=0; j<nsamps2; j++) {
#if defined(__x86_64__) || defined(__i386__)
#ifdef __AVX2__
((__m256i *)buff[i])[j] = _mm256_srai_epi16(buff_tmp[i][j],4);
#else
((__m128i *)buff[i])[j] = _mm_srai_epi16(buff_tmp[i][j],4);
#endif
((__m256i *)buff[i])[j] = simde_mm256_srai_epi16(buff_tmp[i][j],4);
#endif
}
}