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adding case for 8 bit alignment in usrp rx

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This commit is contained in:
Florian Kaltenberger
2022-03-28 12:08:48 +02:00
parent 984830505b
commit 24594d993a
1 changed files with 8 additions and 3 deletions
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targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+8 -3
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@@ -405,7 +405,7 @@ static int trx_usrp_write(openair0_device *device,
if ((((uintptr_t) buff[i])&0x1F)==0) {
buff_tx[i][j] = _mm256_slli_epi16(((__m256i *)buff[i])[j],4);
}
else
else
{
((__m128i *)buff_tx[i])[2*j] = _mm_slli_epi16(((__m128i *)buff[i])[2*j],4);
((__m128i *)buff_tx[i])[2*j+1] = _mm_slli_epi16(((__m128i *)buff[i])[2*j+1],4);
@@ -696,10 +696,15 @@ static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp
if ((((uintptr_t) buff[i])&0x1F)==0) {
((__m256i *)buff[i])[j] = _mm256_srai_epi16(buff_tmp[i][j],rxshift);
} else {
} else if ((((uintptr_t) buff[i])&0x0F)==0) {
((__m128i *)buff[i])[2*j] = _mm_srai_epi16(((__m128i *)buff_tmp[i])[2*j],rxshift);
((__m128i *)buff[i])[2*j+1] = _mm_srai_epi16(((__m128i *)buff_tmp[i])[2*j+1],rxshift);
}
} else {
((__m64 *)buff[i])[4*j] = _mm_srai_pi16 (((__m64 *)buff_tmp[i])[4*j],rxshift);
((__m64 *)buff[i])[4*j+1] = _mm_srai_pi16 (((__m64 *)buff_tmp[i])[4*j+1],rxshift);
((__m64 *)buff[i])[4*j+2] = _mm_srai_pi16 (((__m64 *)buff_tmp[i])[4*j+2],rxshift);
((__m64 *)buff[i])[4*j+3] = _mm_srai_pi16 (((__m64 *)buff_tmp[i])[4*j+3],rxshift);
}
#else
((__m128i *)buff[i])[j] = _mm_srai_epi16(buff_tmp[i][j],rxshift);