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Commit 1b1270e8 authored by Cedric Roux's avatar Cedric Roux
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Merge remote-tracking branch 'origin/feature-59-tm4' into develop_integration_w09

parents 5c0f42a2 b2c57f42
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openair1/PHY/LTE_TRANSPORT/dci_tools.c
View file @ 1b1270e8
......@@ -4478,7 +4478,7 @@ void extract_dci2_info(uint8_t N_RB_DL, lte_frame_type_t frame_type, uint8_t nb_
pdci_info_extarcted->rah = rah;
pdci_info_extarcted->mcs1 = mcs1;
pdci_info_extarcted->mcs1 = mcs2;
pdci_info_extarcted->mcs2 = mcs2;
pdci_info_extarcted->rv1 = rv1;
pdci_info_extarcted->rv2 = rv2;
pdci_info_extarcted->harq_pid = harq_pid;
......@@ -4978,7 +4978,7 @@ int check_dci_format2_2a_coherency(DCI_format_t dci_format,
{
uint8_t rah = pdci_info_extarcted->rah;
uint8_t mcs1 = pdci_info_extarcted->mcs1;
uint8_t mcs2 = pdci_info_extarcted->mcs1;
uint8_t mcs2 = pdci_info_extarcted->mcs2;
uint8_t rv1 = pdci_info_extarcted->rv1;
uint8_t rv2 = pdci_info_extarcted->rv2;
uint8_t harq_pid = pdci_info_extarcted->harq_pid;
......@@ -5615,7 +5615,7 @@ void prepare_dl_decoding_format2_2A(DCI_format_t dci_format,
uint8_t rah = pdci_info_extarcted->rah;
uint8_t mcs1 = pdci_info_extarcted->mcs1;
uint8_t mcs2 = pdci_info_extarcted->mcs1;
uint8_t mcs2 = pdci_info_extarcted->mcs2;
uint8_t rv1 = pdci_info_extarcted->rv1;
uint8_t rv2 = pdci_info_extarcted->rv2;
uint8_t harq_pid = pdci_info_extarcted->harq_pid;
......@@ -5642,9 +5642,9 @@ void prepare_dl_decoding_format2_2A(DCI_format_t dci_format,
TB1_active=0;
}
//#ifdef DEBUG_HARQ
#ifdef DEBUG_HARQ
printf("[DCI UE]: TB0 status %d , TB1 status %d\n", TB0_active, TB1_active);
//#endif
#endif
dlsch0_harq->mcs = mcs1;
dlsch1_harq->mcs = mcs2;
......@@ -5682,21 +5682,23 @@ void prepare_dl_decoding_format2_2A(DCI_format_t dci_format,
if (TB0_active==0) {
dlsch0_harq->status = SCH_IDLE;
pdlsch0->active = 0;
//#ifdef DEBUG_HARQ
#ifdef DEBUG_HARQ
printf("[DCI UE]: TB0 is deactivated, retransmit TB1 transmit in TM6\n");
//#endif
#endif
}
if (TB1_active==0) {
dlsch1_harq->status = SCH_IDLE;
pdlsch1->active = 0;
//#ifdef DEBUG_HARQ
#ifdef DEBUG_HARQ
printf("[DCI UE]: TB1 is deactivated, retransmit TB0 transmit in TM6\n");
//#endif
#endif
}
#ifdef DEBUG_HARQ
printf("[DCI UE]: dlsch0_harq status %d , dlsch1_harq status %d\n", dlsch0_harq->status, dlsch1_harq->status);
#endif
// compute resource allocation
if (TB0_active == 1){
......@@ -5824,7 +5826,9 @@ void prepare_dl_decoding_format2_2A(DCI_format_t dci_format,
dlsch1_harq->Qm = (mcs2-28)<<1;
}
#ifdef DEBUG_HARQ
printf("[DCI UE]: dlsch0_harq status %d , dlsch1_harq status %d\n", dlsch0_harq->status, dlsch1_harq->status);
#endif
#ifdef DEBUG_HARQ
if (dlsch0 != NULL && dlsch1 != NULL)
......
openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c
View file @ 1b1270e8
......@@ -1556,8 +1556,11 @@ void prec2A_TM56_128(unsigned char pmi,__m128i *ch0,__m128i *ch1)
#elif defined(__arm__)
void prec2A_TM56_128(unsigned char pmi,__m128i *ch0,__m128i *ch1) {
__m128i amp;
amp = _mm_set1_epi16(ONE_OVER_SQRT2_Q15);
// sqrt(2) is already taken into account in computation sqrt_rho_a, sqrt_rho_b,
//so removed it
//__m128i amp;
//amp = _mm_set1_epi16(ONE_OVER_SQRT2_Q15);
switch (pmi) {
......@@ -1587,8 +1590,8 @@ void prec2A_TM56_128(unsigned char pmi,__m128i *ch0,__m128i *ch1) {
break;
}
ch0[0] = _mm_mulhi_epi16(ch0[0],amp);
ch0[0] = _mm_slli_epi16(ch0[0],1);
//ch0[0] = _mm_mulhi_epi16(ch0[0],amp);
//ch0[0] = _mm_slli_epi16(ch0[0],1);
_mm_empty();
_m_empty();
......@@ -1602,10 +1605,12 @@ short TM3_prec[8]__attribute__((aligned(16))) = {1,1,-1,-1,1,1,-1,-1} ;
void prec2A_TM3_128(__m128i *ch0,__m128i *ch1) {
// __m128i amp = _mm_set1_epi16(ONE_OVER_SQRT2_Q15);
__m128i amp = _mm_set1_epi16(ONE_OVER_SQRT2_Q15);
__m128i tmp0,tmp1;
// sqrt(2) is already taken into account in computation sqrt_rho_a, sqrt_rho_b,
//so divide by 2 is replaced by divide by sqrt(2).
// print_shorts("prec2A_TM3 ch0 (before):",ch0);
// print_shorts("prec2A_TM3 ch1 (before):",ch1);
......@@ -1621,9 +1626,13 @@ void prec2A_TM3_128(__m128i *ch0,__m128i *ch1) {
// print_shorts("prec2A_TM3 ch0 (mid):",&tmp0);
// print_shorts("prec2A_TM3 ch1 (mid):",ch1);
ch0[0] = _mm_mulhi_epi16(ch0[0],amp);
ch0[0] = _mm_slli_epi16(ch0[0],1);
ch1[0] = _mm_mulhi_epi16(ch1[0],amp);
ch1[0] = _mm_slli_epi16(ch1[0],1);
ch0[0] = _mm_srai_epi16(ch0[0],1);
ch1[0] = _mm_srai_epi16(ch1[0],1);
// ch0[0] = _mm_srai_epi16(ch0[0],1);
// ch1[0] = _mm_srai_epi16(ch1[0],1);
// print_shorts("prec2A_TM3 ch0 (after):",ch0);
// print_shorts("prec2A_TM3 ch1 (after):",ch1);
......@@ -1637,9 +1646,12 @@ void prec2A_TM3_128(__m128i *ch0,__m128i *ch1) {
void prec2A_TM4_128(int pmi,__m128i *ch0,__m128i *ch1) {
// sqrt(2) is already taken into account in computation sqrt_rho_a, sqrt_rho_b,
//so divide by 2 is replaced by divide by sqrt(2).
// printf ("demod pmi=%d\n", pmi);
// __m128i amp;
// amp = _mm_set1_epi16(ONE_OVER_SQRT2_Q15);
__m128i amp;
amp = _mm_set1_epi16(ONE_OVER_SQRT2_Q15);
__m128i tmp0,tmp1;
// print_shorts("prec2A_TM4 ch0 (before):",ch0);
......@@ -1663,14 +1675,14 @@ void prec2A_TM4_128(int pmi,__m128i *ch0,__m128i *ch1) {
//print_shorts("prec2A_TM4 ch0 (middle):",ch0);
//print_shorts("prec2A_TM4 ch1 (middle):",ch1);
//ch0[0] = _mm_mulhi_epi16(ch0[0],amp);
//ch0[0] = _mm_slli_epi16(ch0[0],1);
//ch1[0] = _mm_mulhi_epi16(ch1[0],amp);
//ch1[0] = _mm_slli_epi16(ch1[0],1);
ch0[0] = _mm_mulhi_epi16(ch0[0],amp);
ch0[0] = _mm_slli_epi16(ch0[0],1);
ch1[0] = _mm_mulhi_epi16(ch1[0],amp);
ch1[0] = _mm_slli_epi16(ch1[0],1);
ch0[0] = _mm_srai_epi16(ch0[0],1); //divide by 2
ch1[0] = _mm_srai_epi16(ch1[0],1); //divide by 2
// ch0[0] = _mm_srai_epi16(ch0[0],1); //divide by 2
// ch1[0] = _mm_srai_epi16(ch1[0],1); //divide by 2
//print_shorts("prec2A_TM4 ch0 (end):",ch0);
//print_shorts("prec2A_TM4 ch1 (end):",ch1);
_mm_empty();
......@@ -5801,7 +5813,7 @@ unsigned short dlsch_extract_rbs_TM7(int **rxdataF,
#ifdef USER_MODE
void dump_dlsch2(PHY_VARS_UE *ue,uint8_t eNB_id,uint8_t subframe,uint16_t coded_bits_per_codeword,int round)
void dump_dlsch2(PHY_VARS_UE *ue,uint8_t eNB_id,uint8_t subframe,uint16_t coded_bits_per_codeword,int round, unsigned char harq_pid)
{
unsigned int nsymb = (ue->frame_parms.Ncp == 0) ? 14 : 12;
char fname[32],vname[32];
......@@ -5862,12 +5874,12 @@ void dump_dlsch2(PHY_VARS_UE *ue,uint8_t eNB_id,uint8_t subframe,uint16_t coded_
sprintf(fname,"dlsch%d_r%d_rho.m",eNB_id,round);
sprintf(vname,"dl_rho_r%d_%d",eNB_id,round);
write_output(fname,vname,ue->pdsch_vars[subframe&0x1][eNB_id]->dl_ch_rho_ext[round][0],12*N_RB_DL*nsymb,1,1);
write_output(fname,vname,ue->pdsch_vars[subframe&0x1][eNB_id]->dl_ch_rho_ext[harq_pid][round][0],12*N_RB_DL*nsymb,1,1);
sprintf(fname,"dlsch%d_r%d_rho2.m",eNB_id,round);
sprintf(vname,"dl_rho2_r%d_%d",eNB_id,round);
write_output(fname,vname,ue->pdsch_vars[subframe&0x1][eNB_id]->dl_ch_rho_ext[0],12*N_RB_DL*nsymb,1,1);
write_output(fname,vname,ue->pdsch_vars[subframe&0x1][eNB_id]->dl_ch_rho2_ext[0],12*N_RB_DL*nsymb,1,1);
sprintf(fname,"dlsch%d_rxF_r%d_comp0.m",eNB_id,round);
sprintf(vname,"dl%d_rxF_r%d_comp0",eNB_id,round);
......@@ -5875,7 +5887,7 @@ void dump_dlsch2(PHY_VARS_UE *ue,uint8_t eNB_id,uint8_t subframe,uint16_t coded_
if (ue->frame_parms.nb_antenna_ports_eNB == 2) {
sprintf(fname,"dlsch%d_rxF_r%d_comp1.m",eNB_id,round);
sprintf(vname,"dl%d_rxF_r%d_comp1",eNB_id,round);
write_output(fname,vname,ue->pdsch_vars[subframe&0x1][eNB_id]->rxdataF_comp1[0][round],12*N_RB_DL*nsymb,1,1);
write_output(fname,vname,ue->pdsch_vars[subframe&0x1][eNB_id]->rxdataF_comp1[harq_pid][round][0],12*N_RB_DL*nsymb,1,1);
}
sprintf(fname,"dlsch%d_rxF_r%d_llr.m",eNB_id,round);
......
openair1/PHY/LTE_TRANSPORT/dlsch_llr_computation.c
View file @ 1b1270e8
......@@ -37,6 +37,9 @@
#include "extern.h"
#include "PHY/sse_intrin.h"
//#define DEBUG_LLR_SIC
int16_t zero[8] __attribute__ ((aligned(16))) = {0,0,0,0,0,0,0,0};
int16_t ones[8] __attribute__ ((aligned(16))) = {0xffff,0xffff,0xffff,0xffff,0xffff,0xffff,0xffff,0xffff};
#if defined(__x86_64__) || defined(__i386__)
......@@ -634,7 +637,7 @@ int dlsch_qpsk_llr(LTE_DL_FRAME_PARMS *frame_parms,
uint16_t nb_rb,
uint16_t pbch_pss_sss_adjust,
int16_t **llr32p,
uint8_t beamforming_mode)
uint8_t beamforming_mode)
{
uint32_t *rxF = (uint32_t*)&rxdataF_comp[0][((int32_t)symbol*frame_parms->N_RB_DL*12)];
......@@ -701,7 +704,6 @@ int32_t dlsch_qpsk_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
uint16_t *llr16=(uint16_t*)dlsch_llr;
int i, len, nsymb;
uint8_t symbol, symbol_mod;
//uint8_t pilots;
int len_acc=0;
uint16_t *sic_data;
uint16_t pbch_pss_sss_adjust;
......@@ -718,19 +720,17 @@ int32_t dlsch_qpsk_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
if ((symbol_mod == 0) || (symbol_mod == (4-frame_parms->Ncp))) //pilots=1
amp_tmp=dlsch0->sqrt_rho_b;
else //pilots=0
amp_tmp=dlsch0->sqrt_rho_a;
if ((symbol_mod == 0) || (symbol_mod == (4-frame_parms->Ncp))) //pilots=1
amp_tmp=0x1fff;//dlsch0->sqrt_rho_b; already taken into account
else //pilots=0
amp_tmp=0x1fff;//1.5*dlsch0->sqrt_rho_a; already taken into account
if (mod_order_0==6)
amp_tmp=amp_tmp<<1; // to compensate for >> 1 shift in modulation
if (mod_order_0==6)
amp_tmp=amp_tmp<<1; // to compensate for >> 1 shift in modulation to avoid overflow
pbch_pss_sss_adjust=adjust_G2(frame_parms,&rb_alloc,2,subframe,symbol);
// printf("amp_tmp=%d\n", amp_tmp);
if ((symbol_mod==0) || (symbol_mod==(4-frame_parms->Ncp))) {
if (frame_parms->mode1_flag==0)
len = (nb_rb*8) - (2*pbch_pss_sss_adjust/3);
......@@ -750,26 +750,21 @@ int32_t dlsch_qpsk_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
1,
len);
// printf ("Got x0*rho_a\n");
mult_cpx_vector((int16_t *)rho_1, //Q15
(int16_t *)rho_amp_x0, //Q13
(int16_t*)rho_rho_amp_x0,
len,
13);
/* write_output("rho_for_multipl.m","rho_for_multipl", rho_1,len,1,
#ifdef DEBUG_LLR_SIC
write_output("rho_for_multipl.m","rho_for_m", rho_1,len,1,
symbol==num_pdcch_symbols ? 15 :
symbol==nsymb-1 ? 14 : 13);
write_output("rho_rho_in_llr.m","rho2", rho_rho_amp_x0,len,1,
symbol==num_pdcch_symbols ? 15 :
symbol==nsymb-1 ? 14 : 13);
// printf ("Computed rho*rho_a*x0\n");*/
//rho_rho_amp_x0_512 = (int16_t)((512*(int16_t *)rho_rho_amp_x0)>>15);
#endif
sub_cpx_vector16((int16_t *)rxF,
(int16_t *)rho_rho_amp_x0,
......@@ -777,23 +772,16 @@ int32_t dlsch_qpsk_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
(int16_t *)rxF,
len*2);
// write_output("rxFdata_comp1_after.m","rxF_a", rxF,len,1,1);
// write_output("clean_x1.m","x1", clean_x1,len,1,1);
// printf ("Interference removed \n");
/* write_output("clean_x1.m","x1", clean_x1,len,1,
symbol==num_pdcch_symbols ? 15 :
symbol==nsymb-1 ? 14 : 13);
write_output("rxF_comp1.m","rxF_1_comp", rxF,len,1,
symbol==num_pdcch_symbols ? 15 :
symbol==nsymb-1 ? 14 : 13);*/
// printf("dlsch_qpsk_llr_SIC: symbol %d,nb_rb %d, len %d,pbch_pss_sss_adjust %d\n",symbol,nb_rb,len,pbch_pss_sss_adjust);
#ifdef DEBUG_LLR_SIC
write_output("rxFdata_comp1_after.m","rxF_a", rxF,len,1,1);
write_output("rxF_comp1.m","rxF_1_comp", rxF,len,1,
symbol==num_pdcch_symbols ? 15 :
symbol==nsymb-1 ? 14 : 13);
#endif
//this is for QPSK only!!!
for (i=0; i<len*2; i++) {
*llr16 =rxF[i]; //clean_x1[i];//(int16_t *)rxF[i];//clean_x1[i]; //(int16_t *)rxF[i];//; //rxF[i];
*llr16 =rxF[i];
//printf("llr %d : (%d,%d)\n",i,((int16_t*)llr32)[0],((int16_t*)llr32)[1]);
llr16++;
}
......@@ -956,7 +944,6 @@ void dlsch_16qam_llr_SIC (LTE_DL_FRAME_PARMS *frame_parms,
uint32_t *llr32=(uint32_t*)dlsch_llr;
int i, len, nsymb;
uint8_t symbol, symbol_mod;
//uint8_t pilots;
int len_acc=0;
uint16_t *sic_data;
uint16_t pbch_pss_sss_adjust;
......@@ -975,22 +962,19 @@ void dlsch_16qam_llr_SIC (LTE_DL_FRAME_PARMS *frame_parms,
pbch_pss_sss_adjust=adjust_G2(frame_parms,&rb_alloc,4,subframe,symbol);
if ((symbol_mod==0) || (symbol_mod==(4-frame_parms->Ncp))) {
amp_tmp=0x1fff;//dlsch0->sqrt_rho_b; already taken into account
if (frame_parms->mode1_flag==0)
len = nb_rb*8 - (2*pbch_pss_sss_adjust/3);
else
len = nb_rb*10 - (5*pbch_pss_sss_adjust/6);
} else {
amp_tmp=0x1fff;;//dlsch0->sqrt_rho_a; already taken into account
len = nb_rb*12 - pbch_pss_sss_adjust;
}
if ((symbol_mod==0) || (symbol_mod==(4-frame_parms->Ncp))) {
amp_tmp=dlsch0->sqrt_rho_b;
if (frame_parms->mode1_flag==0)
len = nb_rb*8 - (2*pbch_pss_sss_adjust/3);
else
len = nb_rb*10 - (5*pbch_pss_sss_adjust/6);
} else {
amp_tmp=dlsch0->sqrt_rho_a;
len = nb_rb*12 - pbch_pss_sss_adjust;
}
if (mod_order_0==6)
amp_tmp=amp_tmp<<1; // to compensate for >> 1 shift in modulation
if (mod_order_0==6)
amp_tmp=amp_tmp<<1; // to compensate for >> 1 shift in modulation
len_acc+=len;
......@@ -1245,20 +1229,18 @@ void dlsch_64qam_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
pbch_pss_sss_adjust=adjust_G2(frame_parms,&rb_alloc,6,subframe,symbol);
if ((symbol_mod==0) || (symbol_mod==(4-frame_parms->Ncp))) {
amp_tmp = dlsch0->sqrt_rho_b;
if (frame_parms->mode1_flag==0)
len = nb_rb*8 - (2*pbch_pss_sss_adjust/3);
else
len = nb_rb*10 - (5*pbch_pss_sss_adjust/6);
amp_tmp = 0x1fff;//dlsch0->sqrt_rho_b; already taken into account
if (frame_parms->mode1_flag==0)
len = nb_rb*8 - (2*pbch_pss_sss_adjust/3);
else
len = nb_rb*10 - (5*pbch_pss_sss_adjust/6);
} else {
amp_tmp = dlsch0->sqrt_rho_a;
len = nb_rb*12 - pbch_pss_sss_adjust;
amp_tmp = 0x1fff; //dlsch0->sqrt_rho_a; already taken into account
len = nb_rb*12 - pbch_pss_sss_adjust;
}
if (mod_order_0==6)
amp_tmp=amp_tmp<<1; // to compensate for >> 1 shift in modulation
if (mod_order_0==6)
amp_tmp=amp_tmp<<1; // to compensate for >> 1 shift in modulation
len_acc+=len;
......@@ -1268,93 +1250,93 @@ void dlsch_64qam_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
1,
len);
mult_cpx_vector((int16_t *)rho_1, //Q15
mult_cpx_vector((int16_t *)rho_1, //Q15
(int16_t *)rho_amp_x0, //Q13
(int16_t*)rho_rho_amp_x0,
len,
13);
sub_cpx_vector16((int16_t *)rxF,
sub_cpx_vector16((int16_t *)rxF,
(int16_t *)rho_rho_amp_x0,
//(int16_t *)clean_x1,
(int16_t *)rxF,
len*2);
llr2 = llr32;
llr32 += (len*6);
llr2 = llr32;
llr32 += (len*6);
len_mod4 =len&3;
len2=len>>2; // length in quad words (4 REs)
len2+=(len_mod4?0:1);
len_mod4 =len&3;
len2=len>>2; // length in quad words (4 REs)
len2+=(len_mod4?0:1);
for (i=0; i<len2; i++) {
for (i=0; i<len2; i++) {
__m128i *x1 = (__m128i*)rxF;
xmm1 = _mm_abs_epi16(x1[i]);
xmm1 = _mm_subs_epi16(ch_mag[i],xmm1);
xmm2 = _mm_abs_epi16(xmm1);
xmm2 = _mm_subs_epi16(ch_magb[i],xmm2);
__m128i *x1 = (__m128i*)rxF;
xmm1 = _mm_abs_epi16(x1[i]);
xmm1 = _mm_subs_epi16(ch_mag[i],xmm1);
xmm2 = _mm_abs_epi16(xmm1);
xmm2 = _mm_subs_epi16(ch_magb[i],xmm2);
// loop over all LLRs in quad word (24 coded bits)
/*
for (j=0;j<8;j+=2) {
llr2[0] = ((short *)&rxF[i])[j];
llr2[1] = ((short *)&rxF[i])[j+1];
llr2[2] = ((short *)&xmm1)[j];
llr2[3] = ((short *)&xmm1)[j+1];
llr2[4] = ((short *)&xmm2)[j];
llr2[5] = ((short *)&xmm2)[j+1];
// loop over all LLRs in quad word (24 coded bits)
/*
for (j=0;j<8;j+=2) {
llr2[0] = ((short *)&rxF[i])[j];
llr2[1] = ((short *)&rxF[i])[j+1];
llr2[2] = ((short *)&xmm1)[j];
llr2[3] = ((short *)&xmm1)[j+1];
llr2[4] = ((short *)&xmm2)[j];
llr2[5] = ((short *)&xmm2)[j+1];
llr2+=6;
}
*/
llr2[0] = ((short *)&x1[i])[0];
llr2[1] = ((short *)&x1[i])[1];
llr2[2] = _mm_extract_epi16(xmm1,0);
llr2[3] = _mm_extract_epi16(xmm1,1);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,0);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,1);//((short *)&xmm2)[j+1];
llr2+=6;
}
*/
llr2[0] = ((short *)&x1[i])[0];
llr2[1] = ((short *)&x1[i])[1];
llr2[2] = _mm_extract_epi16(xmm1,0);
llr2[3] = _mm_extract_epi16(xmm1,1);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,0);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,1);//((short *)&xmm2)[j+1];
llr2+=6;
llr2[0] = ((short *)&x1[i])[2];
llr2[1] = ((short *)&x1[i])[3];
llr2+=6;
llr2[0] = ((short *)&x1[i])[2];
llr2[1] = ((short *)&x1[i])[3];
llr2[2] = _mm_extract_epi16(xmm1,2);
llr2[3] = _mm_extract_epi16(xmm1,3);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,2);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,3);//((short *)&xmm2)[j+1];
llr2[2] = _mm_extract_epi16(xmm1,2);
llr2[3] = _mm_extract_epi16(xmm1,3);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,2);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,3);//((short *)&xmm2)[j+1];
llr2+=6;
llr2[0] = ((short *)&x1[i])[4];
llr2[1] = ((short *)&x1[i])[5];
llr2+=6;
llr2[0] = ((short *)&x1[i])[4];
llr2[1] = ((short *)&x1[i])[5];
llr2[2] = _mm_extract_epi16(xmm1,4);
llr2[3] = _mm_extract_epi16(xmm1,5);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,4);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,5);//((short *)&xmm2)[j+1];
llr2[2] = _mm_extract_epi16(xmm1,4);
llr2[3] = _mm_extract_epi16(xmm1,5);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,4);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,5);//((short *)&xmm2)[j+1];
llr2+=6;
llr2[0] = ((short *)&x1[i])[6];
llr2[1] = ((short *)&x1[i])[7];
llr2+=6;
llr2[0] = ((short *)&x1[i])[6];
llr2[1] = ((short *)&x1[i])[7];
llr2[2] = _mm_extract_epi16(xmm1,6);
llr2[3] = _mm_extract_epi16(xmm1,7);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,6);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,7);//((short *)&xmm2)[j+1];
llr2[2] = _mm_extract_epi16(xmm1,6);
llr2[3] = _mm_extract_epi16(xmm1,7);//((short *)&xmm1)[j+1];
llr2[4] = _mm_extract_epi16(xmm2,6);//((short *)&xmm2)[j];
llr2[5] = _mm_extract_epi16(xmm2,7);//((short *)&xmm2)[j+1];
llr2+=6;
llr2+=6;
}
}
// *llr_save = llr;
_mm_empty();
_m_empty();
}
}
}
//#endif
//==============================================================================================
......
openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
View file @ 1b1270e8
......@@ -585,8 +585,8 @@ int allocate_REs_in_RB(PHY_VARS_eNB* phy_vars_eNB,
int first_layer0; //= dlsch0_harq->first_layer;
int Nlayers0; // = dlsch0_harq->Nlayers;
uint8_t mod_order0; // = get_Qm(dlsch0_harq->mcs);
uint8_t mod_order1; //=2;
uint8_t mod_order0=0; // = get_Qm(dlsch0_harq->mcs);
uint8_t mod_order1=0; //=2;
uint8_t precoder_index0,precoder_index1;
uint8_t *x1=NULL;
......@@ -1136,13 +1136,24 @@ int allocate_REs_in_RB(PHY_VARS_eNB* phy_vars_eNB,
*jj = *jj + 1;
//normalization for 2 tx antennas
((int16_t*)&txdataF[0][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*ONE_OVER_SQRT2_Q15)>>15);
/*((int16_t*)&txdataF[0][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t*)&txdataF[0][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample1)[1]*ONE_OVER_SQRT2_Q15)>>15);
if (frame_parms->nb_antenna_ports_eNB == 2) {
layer1prec2A(&tmp_sample1,&tmp_sample2,precoder_index);
((int16_t*)&txdataF[1][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample2)[0]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t*)&txdataF[1][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample2)[1]*ONE_OVER_SQRT2_Q15)>>15);
}*/
// We remove ONE_OVER_SQRT2_Q15 that was coming from precoder, as now it applied in computation sqrt_rho_a, sqrt_rho_b, same in the receiver in precoder function
((int16_t*)&txdataF[0][tti_offset])[0] += ((int16_t*)&tmp_sample1)[0];
((int16_t*)&txdataF[0][tti_offset])[1] += ((int16_t*)&tmp_sample1)[1];
if (frame_parms->nb_antenna_ports_eNB == 2) {
layer1prec2A(&tmp_sample1,&tmp_sample2,precoder_index);
((int16_t*)&txdataF[1][tti_offset])[0] += ((int16_t*)&tmp_sample2)[0];
((int16_t*)&txdataF[1][tti_offset])[1] += ((int16_t*)&tmp_sample2)[1];
}
break;
......@@ -1171,13 +1182,13 @@ int allocate_REs_in_RB(PHY_VARS_eNB* phy_vars_eNB,
((int16_t*)&tmp_sample1)[0] = (int16_t)((qam_table_s0[qam16_table_offset_re]));
((int16_t*)&tmp_sample1)[1] = (int16_t)((qam_table_s0[qam16_table_offset_im]));
((int16_t *)&txdataF[0][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t *)&txdataF[0][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample1)[1]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t *)&txdataF[0][tti_offset])[0] += ((int16_t*)&tmp_sample1)[0];
((int16_t *)&txdataF[0][tti_offset])[1] += ((int16_t*)&tmp_sample1)[1];
if (frame_parms->nb_antennas_tx == 2) {
layer1prec2A(&tmp_sample1,&tmp_sample2,precoder_index);
((int16_t*)&txdataF[1][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample2)[0]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t*)&txdataF[1][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample2)[1]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t*)&txdataF[1][tti_offset])[0] += ((int16_t*)&tmp_sample2)[0];
((int16_t*)&txdataF[1][tti_offset])[1] += ((int16_t*)&tmp_sample2)[1];
}
break;
......@@ -1208,13 +1219,13 @@ int allocate_REs_in_RB(PHY_VARS_eNB* phy_vars_eNB,
((int16_t*)&tmp_sample1)[0] = (int16_t)((qam_table_s0[qam64_table_offset_re]));
((int16_t*)&tmp_sample1)[1] = (int16_t)((qam_table_s0[qam64_table_offset_im]));
((int16_t *)&txdataF[0][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*ONE_OVER_SQRT2_Q15)>>15);
((int16_t *)&txdataF[0][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample1)[1]*ONE_OVER_SQRT2_Q15)>>15);