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Commit 5dbe3bef authored by Raymond Knopp's avatar Raymond Knopp
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debugging and testing of AVX2-optimized DFTS (radix 2/4 only).

parent 47a6fa6e
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cmake_targets/CMakeLists.txt
View file @ 5dbe3bef
......@@ -134,7 +134,7 @@ else (CMAKE_SYSTEM_PROCESSOR STREQUAL "armv7l")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -mavx2")
endif()
if (CPUINFO MATCHES "sse4_2")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -msse4.2")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -mavx2 -msse4.2")
endif()
if (CPUINFO MATCHES "sse4_1")
set(C_FLAGS_PROCESSOR "${C_FLAGS_PROCESSOR} -msse4.1")
......
openair1/PHY/LTE_ESTIMATION/lte_dl_channel_estimation.c
View file @ 5dbe3bef
......@@ -203,8 +203,9 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
multadd_complex_vector_real_scalar(dl_ch-(phy_vars_ue->lte_frame_parms.ofdm_symbol_size<<1),
phy_vars_ue->ch_est_alpha,dl_ch-(phy_vars_ue->lte_frame_parms.ofdm_symbol_size<<1),
1,phy_vars_ue->lte_frame_parms.ofdm_symbol_size);
#ifdef DEBUG_CH
printf("k %d, first_carrier %d\n",k,phy_vars_ue->lte_frame_parms.first_carrier_offset);
#endif
if ((phy_vars_ue->lte_frame_parms.N_RB_DL==6) ||
(phy_vars_ue->lte_frame_parms.N_RB_DL==50) ||
(phy_vars_ue->lte_frame_parms.N_RB_DL==100)) {
......@@ -213,7 +214,9 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
// Treat first 2 pilots specially (left edge)
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("pilot 0 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#ifdef DEBUG_CH
printf("pilot 0 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fl,
ch,
dl_ch,
......@@ -224,7 +227,9 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("pilot 1 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#ifdef DEBUG_CH
printf("pilot 1 : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(f2l2,
ch,
dl_ch,
......@@ -235,15 +240,13 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
for (pilot_cnt=2; pilot_cnt<((phy_vars_ue->lte_frame_parms.N_RB_DL)-1); pilot_cnt+=2) {
// printf("%d\n",dl_ch-(int16_t *)&dl_ch_estimates[(p<<1)+aarx][ch_offset]);
// printf("pilot[%d][%d] (%d,%d)\n",p,pilot_cnt,pil[0],pil[1]);
// printf("rx[%d] -> (%d,%d)\n", k, rxF[0], rxF[1]);
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15); //Re
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15); //Im
// printf("**rb %d %d\n",rb,dl_ch-(int16_t *)&dl_ch_estimates[(p<<1)+aarx][ch_offset]);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(f,
ch,
dl_ch,
......@@ -254,13 +257,11 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
rxF+=12;
dl_ch+=8;
// printf("pilot[%d][%d] (%d,%d)\n",p,rb,pil[0],pil[1]);
// printf("rx[%d] -> (%d,%d)\n", k+6, rxF[0], rxF[1]);
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("**rb %d %d\n",rb,dl_ch-(int16_t *)&dl_ch_estimates[(p<<1)+aarx][ch_offset]);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt+1,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(f2,
ch,
dl_ch,
......@@ -281,15 +282,17 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
rxF = (int16_t *)&rxdataF[aarx][((symbol_offset+1+k))];
#ifdef DEBUG_CH
printf("second half k %d\n",k);
#endif
for (pilot_cnt=0; pilot_cnt<((phy_vars_ue->lte_frame_parms.N_RB_DL)-3); pilot_cnt+=2) {
// printf("pilot[%d][%d] (%d,%d)\n",p,pilot_cnt,pil[0],pil[1]);
// printf("rx[%d] -> (%d,%d)\n", k+6, rxF[0], rxF[1]);
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("**rb %d %d\n",rb,dl_ch-(int16_t *)&dl_ch_estimates[(p<<1)+aarx][ch_offset]);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(f,
ch,
dl_ch,
......@@ -300,8 +303,9 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("**rb %d %d\n",rb,dl_ch-(int16_T *)&dl_ch_estimates[(p<<1)+aarx][ch_offset]);
#ifdef DEBUG_CH
printf("pilot %d : rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt+1,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(f2,
ch,
dl_ch,
......@@ -314,8 +318,9 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("pilot 49: rxF -> (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#ifdef DEBUG_CH
printf("pilot %d: rxF -> (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(fr,
ch,
dl_ch,
......@@ -326,7 +331,9 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
ch[0] = (int16_t)(((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1])>>15);
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
// printf("pilot 50: rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#ifdef DEBUG_CH
printf("pilot %d: rxF - > (%d,%d) ch -> (%d,%d), pil -> (%d,%d) \n",pilot_cnt+1,rxF[0],rxF[1],ch[0],ch[1],pil[0],pil[1]);
#endif
multadd_real_vector_complex_scalar(f2r2,
ch,
dl_ch,
......
openair1/PHY/LTE_TRANSPORT/dlsch_decoding.c
View file @ 5dbe3bef
......@@ -116,7 +116,7 @@ LTE_UE_DLSCH_t *new_ue_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint8_t max_turbo_ite
dlsch->max_turbo_iterations = max_turbo_iterations;
for (i=0; i<Mdlharq; i++) {
// msg("new_ue_dlsch: Harq process %d\n",i);
// printf("new_ue_dlsch: Harq process %d\n",i);
dlsch->harq_processes[i] = (LTE_DL_UE_HARQ_t *)malloc16(sizeof(LTE_DL_UE_HARQ_t));
if (dlsch->harq_processes[i]) {
......@@ -155,7 +155,7 @@ LTE_UE_DLSCH_t *new_ue_dlsch(uint8_t Kmimo,uint8_t Mdlharq,uint8_t max_turbo_ite
return(dlsch);
}
msg("new_ue_dlsch with size %zu: exit_flag = %u\n",sizeof(LTE_DL_UE_HARQ_t), exit_flag);
printf("new_ue_dlsch with size %zu: exit_flag = %u\n",sizeof(LTE_DL_UE_HARQ_t), exit_flag);
free_ue_dlsch(dlsch);
return(NULL);
......@@ -204,22 +204,22 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
time_stats_t *);
if (!dlsch_llr) {
msg("dlsch_decoding.c: NULL dlsch_llr pointer\n");
printf("dlsch_decoding.c: NULL dlsch_llr pointer\n");
return(dlsch->max_turbo_iterations);
}
if (!harq_process) {
msg("dlsch_decoding.c: NULL harq_process pointer\n");
printf("dlsch_decoding.c: NULL harq_process pointer\n");
return(dlsch->max_turbo_iterations);
}
if (!frame_parms) {
msg("dlsch_decoding.c: NULL frame_parms pointer\n");
printf("dlsch_decoding.c: NULL frame_parms pointer\n");
return(dlsch->max_turbo_iterations);
}
if (subframe>9) {
msg("dlsch_decoding.c: Illegal subframe index %d\n",subframe);
printf("dlsch_decoding.c: Illegal subframe index %d\n",subframe);
return(dlsch->max_turbo_iterations);
}
......@@ -232,13 +232,13 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
/*
if (nb_rb > frame_parms->N_RB_DL) {
msg("dlsch_decoding.c: Illegal nb_rb %d\n",nb_rb);
printf("dlsch_decoding.c: Illegal nb_rb %d\n",nb_rb);
return(max_turbo_iterations);
}*/
/*harq_pid = dlsch->current_harq_pid;
if (harq_pid >= 8) {
msg("dlsch_decoding.c: Illegal harq_pid %d\n",harq_pid);
printf("dlsch_decoding.c: Illegal harq_pid %d\n",harq_pid);
return(max_turbo_iterations);
}
*/
......@@ -250,7 +250,7 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
G = harq_process->G;
//get_G(frame_parms,nb_rb,dlsch->rb_alloc,mod_order,num_pdcch_symbols,phy_vars_ue->frame,subframe);
// msg("DLSCH Decoding, harq_pid %d Ndi %d\n",harq_pid,harq_process->Ndi);
// printf("DLSCH Decoding, harq_pid %d Ndi %d\n",harq_pid,harq_process->Ndi);
if (harq_process->round == 0) {
// This is a new packet, so compute quantities regarding segmentation
......@@ -269,7 +269,7 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
/*
else {
msg("dlsch_decoding.c: Ndi>0 not checked yet!!\n");
printf("dlsch_decoding.c: Ndi>0 not checked yet!!\n");
return(max_turbo_iterations);
}
*/
......@@ -296,7 +296,7 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
break;
}
if (harq_process->C >= MAX_NUM_DLSCH_SEGMENTS/bw_scaling) {
if (harq_process->C > MAX_NUM_DLSCH_SEGMENTS/bw_scaling) {
LOG_E(PHY,"Illegal harq_process->C %d > %d\n",harq_process->C,MAX_NUM_DLSCH_SEGMENTS/bw_scaling);
return((1+dlsch->max_turbo_iterations));
}
......@@ -320,7 +320,7 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
else if (Kr_bytes <= 768)
iind = 123 + ((Kr_bytes-256)>>3);
else {
msg("dlsch_decoding: Illegal codeword size %d!!!\n",Kr_bytes);
printf("dlsch_decoding: Illegal codeword size %d!!!\n",Kr_bytes);
return(dlsch->max_turbo_iterations);
}
......
openair1/PHY/MODULATION/ofdm_mod.c
View file @ 5dbe3bef
......@@ -91,7 +91,7 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
)
{
static short temp[2048*4] __attribute__((aligned(16)));
static short temp[2048*4] __attribute__((aligned(32)));
unsigned short i,j;
short k;
......@@ -139,12 +139,18 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
msg("[PHY] symbol %d/%d (%p,%p -> %p)\n",i,nb_symbols,input,&input[i<<log2fftsize],&output[(i<<log2fftsize) + ((i)*nb_prefix_samples)]);
#endif
#ifndef __AVX2__
// handle 128-bit alignment for 128-bit SIMD (SSE4,NEON,AltiVEC)
idft((int16_t *)&input[i<<log2fftsize],
(log2fftsize==7) ? (int16_t *)temp : (int16_t *)&output[(i<<log2fftsize) + ((1+i)*nb_prefix_samples)],
1);
// write_output("fft_out.m","fftout",temp,(1<<log2fftsize)*2,1,1);
#else
// on AVX2 need 256-bit alignment
idft((int16_t *)&input[i<<log2fftsize],
(log2fftsize<=9) ? (int16_t *)temp : (int16_t *)&output[(i<<log2fftsize) + ((1+i)*nb_prefix_samples)],
1);
//memset(temp,0,1<<log2fftsize);
#endif
// Copy to frame buffer with Cyclic Extension
......@@ -158,12 +164,20 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
// msg("Doing cyclic prefix method\n");
if (log2fftsize==7) {
#ifndef __AVX2__
if (log2fftsize==7)
#else
if (log2fftsize<=9)
#endif
{
for (j=0; j<((1<<log2fftsize)) ; j++) {
output_ptr[j] = temp_ptr[j];
}
}
j=(1<<log2fftsize);
for (k=-1; k>=-nb_prefix_samples; k--) {
......
openair1/PHY/MODULATION/slot_fep.c
View file @ 5dbe3bef
......@@ -56,7 +56,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
unsigned int rx_offset;
void (*dft)(int16_t *,int16_t *, int);
int tmp_dft_in[256]; // This is for misalignment issues for 6 and 15 PRBs
int tmp_dft_in[2048]; // This is for misalignment issues for 6 and 15 PRBs
switch (frame_parms->log2_symbol_size) {
case 7:
......@@ -96,12 +96,12 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
if (l<0 || l>=7-frame_parms->Ncp) {
msg("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
printf("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
return(-1);
}
if (Ns<0 || Ns>=20) {
msg("slot_fep: Ns must be between 0 and 19\n");
printf("slot_fep: Ns must be between 0 and 19\n");
return(-1);
}
......@@ -111,12 +111,12 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
memset(&ue_common_vars->rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int));
rx_offset = sample_offset + slot_offset + nb_prefix_samples0 + subframe_offset - SOFFSET;
// Align with 128 bit
rx_offset = rx_offset - rx_offset % 4;
// Align with 256 bit
// rx_offset = rx_offset&0xfffffff8;
#ifdef DEBUG_FEP
// if (phy_vars_ue->frame <100)
msg("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
printf("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
nb_prefix_samples,nb_prefix_samples0,slot_offset,subframe_offset,sample_offset,rx_offset);
#endif
......@@ -127,9 +127,9 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
(short *)&ue_common_vars->rxdata[aa][0],
frame_parms->ofdm_symbol_size*sizeof(int));
if ((rx_offset&3)!=0) { // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
if ((rx_offset&7)!=0) { // if input to dft is not 256-bit aligned, issue for size 6,15 and 25 PRBs
memcpy((void *)tmp_dft_in,
(void *)&ue_common_vars->rxdata[aa][(rx_offset-nb_prefix_samples0) % frame_length_samples],
(void *)&ue_common_vars->rxdata[aa][rx_offset % frame_length_samples],
frame_parms->ofdm_symbol_size*sizeof(int));
dft((int16_t *)tmp_dft_in,
(int16_t *)&ue_common_vars->rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
......@@ -142,12 +142,12 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
}
} else {
rx_offset += (frame_parms->ofdm_symbol_size+nb_prefix_samples) +
(frame_parms->ofdm_symbol_size+nb_prefix_samples)*(l-1);
rx_offset += (frame_parms->ofdm_symbol_size+nb_prefix_samples)*l;// +
// (frame_parms->ofdm_symbol_size+nb_prefix_samples)*(l-1);
#ifdef DEBUG_FEP
// if (phy_vars_ue->frame <100)
msg("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
printf("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
nb_prefix_samples,nb_prefix_samples0,slot_offset,subframe_offset,sample_offset,rx_offset);
#endif
......@@ -158,7 +158,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
start_meas(&phy_vars_ue->rx_dft_stats);
if ((rx_offset&3)!=0) { // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
if ((rx_offset&7)!=0) { // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
memcpy((void *)tmp_dft_in,
(void *)&ue_common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
frame_parms->ofdm_symbol_size*sizeof(int));
......@@ -182,7 +182,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
for (aa=0; aa<frame_parms->nb_antennas_tx_eNB; aa++) {
#ifdef DEBUG_FEP
msg("Channel estimation eNB %d, aatx %d, slot %d, symbol %d\n",eNB_id,aa,Ns,l);
printf("Channel estimation eNB %d, aatx %d, slot %d, symbol %d\n",eNB_id,aa,Ns,l);
#endif
start_meas(&phy_vars_ue->dlsch_channel_estimation_stats);
lte_dl_channel_estimation(phy_vars_ue,eNB_id,0,
......@@ -205,7 +205,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
// do frequency offset estimation here!
// use channel estimates from current symbol (=ch_t) and last symbol (ch_{t-1})
#ifdef DEBUG_FEP
msg("Frequency offset estimation\n");
printf("Frequency offset estimation\n");
#endif
if (l==(4-frame_parms->Ncp)) {
......@@ -222,7 +222,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
}
#ifdef DEBUG_FEP
msg("slot_fep: done\n");
printf("slot_fep: done\n");
#endif
return(0);
}
openair1/PHY/TOOLS/Makefile
View file @ 5dbe3bef
lte_dfts: lte_dfts.c
gcc -O2 -mavx2 -g -ggdb -o lte_dfts lte_dfts.c time_meas.c file_output.c ../../SIMULATION/TOOLS/taus.c -I$$OPENAIR1_DIR -I$$OPENAIR_TARGETS -I$$OPENAIR2_DIR/COMMON -DUSER_MODE -DMR_MAIN -DNB_ANTENNAS_RX=1 # -DD256STATS #-DD64STATS
lte_dfts_sse4: lte_dfts.c
gcc -O2 -msse4.1 -g -ggdb -o lte_dfts_sse4 lte_dfts.c time_meas.c file_output.c ../../SIMULATION/TOOLS/taus.c -I$$OPENAIR1_DIR -I$$OPENAIR_TARGETS -I$$OPENAIR2_DIR/COMMON -DUSER_MODE -DMR_MAIN -DNB_ANTENNAS_RX=1 # -DD256STATS #-DD64STATS
lte_dfts.s: lte_dfts.c
lte_dfts_avx2: lte_dfts.c
gcc -O2 -mavx2 -g -ggdb -o lte_dfts_avx2 lte_dfts.c time_meas.c file_output.c ../../SIMULATION/TOOLS/taus.c -I$$OPENAIR1_DIR -I$$OPENAIR_TARGETS -I$$OPENAIR2_DIR/COMMON -DUSER_MODE -DMR_MAIN -DNB_ANTENNAS_RX=1 # -DD256STATS #-DD64STATS
lte_dfts_avx2.s: lte_dfts.c
gcc -O2 -mavx2 -S lte_dfts.c time_meas.c file_output.c ../../SIMULATION/TOOLS/taus.c -I$$OPENAIR1_DIR -I$$OPENAIR_TARGETS -I$$OPENAIR2_DIR/COMMON -DUSER_MODE -DMR_MAIN -DNB_ANTENNAS_RX=1 # -DD256STATS #-DD64STATS
dft_cycles: lte_dfts
./lte_dfts | egrep cycles
lte_dfts_sse4.s: lte_dfts.c
gcc -O2 -msse4.1 -S lte_dfts.c time_meas.c file_output.c ../../SIMULATION/TOOLS/taus.c -I$$OPENAIR1_DIR -I$$OPENAIR_TARGETS -I$$OPENAIR2_DIR/COMMON -DUSER_MODE -DMR_MAIN -DNB_ANTENNAS_RX=1 # -DD256STATS #-DD64STATS
dft_cycles_avx2: lte_dfts_avx2
./lte_dfts_avx2 | egrep cycles
openair1/PHY/TOOLS/lte_dfts.c
View file @ 5dbe3bef
......@@ -472,15 +472,15 @@ static inline int16x8_t packed_cmult2(int16x8_t a,int16x8_t b, int16x8_t b2)
#endif
static int16_t W0s[8]__attribute__((aligned(32))) = {32767,0,32767,0,32767,0,32767,0};
static int16_t W0s[16]__attribute__((aligned(32))) = {32767,0,32767,0,32767,0,32767,0,32767,0,32767,0,32767,0,32767,0};
static int16_t W13s[8]__attribute__((aligned(32))) = {-16384,-28378,-16384,-28378,-16384,-28378,-16384,-28378};
static int16_t W23s[8]__attribute__((aligned(32))) = {-16384,28378,-16384,28378,-16384,28378,-16384,28378};
static int16_t W13s[16]__attribute__((aligned(32))) = {-16384,-28378,-16384,-28378,-16384,-28378,-16384,-28378,-16384,-28378,-16384,-28378,-16384,-28378,-16384,-28378};
static int16_t W23s[16]__attribute__((aligned(32))) = {-16384,28378,-16384,28378,-16384,28378,-16384,28378,-16384,28378,-16384,28378,-16384,28378,-16384,28378};
static int16_t W15s[8]__attribute__((aligned(32))) = {10126,-31163,10126,-31163,10126,-31163,10126,-31163};
static int16_t W25s[8]__attribute__((aligned(32))) = {-26509,-19260,-26509,-19260,-26509,-19260,-26509,-19260};
static int16_t W35s[8]__attribute__((aligned(32))) = {-26510,19260,-26510,19260,-26510,19260,-26510,19260};
static int16_t W45s[8]__attribute__((aligned(32))) = {10126,31163,10126,31163,10126,31163,10126,31163};
static int16_t W15s[16]__attribute__((aligned(32))) = {10126,-31163,10126,-31163,10126,-31163,10126,-31163,10126,-31163,10126,-31163,10126,-31163,10126,-31163};
static int16_t W25s[16]__attribute__((aligned(32))) = {-26509,-19260,-26509,-19260,-26509,-19260,-26509,-19260,-26509,-19260,-26509,-19260,-26509,-19260,-26509,-19260};
static int16_t W35s[16]__attribute__((aligned(32))) = {-26510,19260,-26510,19260,-26510,19260,-26510,19260,-26510,19260,-26510,19260,-26510,19260,-26510,19260};
static int16_t W45s[16]__attribute__((aligned(32))) = {10126,31163,10126,31163,10126,31163,10126,31163,10126,31163,10126,31163,10126,31163,10126,31163};
#if defined(__x86_64__) || defined(__i386__)
__m128i *W0 = (__m128i *)W0s;
......@@ -513,7 +513,7 @@ int16x8_t *W45 = (int16x8_t *)W45s;
static int16_t dft_norm_table[16] = {9459, //12
6689,//24
5461,//36
4729,//48
4729,//482
4230,//60
23170,//72
3344,//96
......@@ -670,17 +670,17 @@ static inline void bfly2_16_256(__m256i *x0, __m256i *x1, __m256i *y0, __m256i *
__m256i x1t;
x1t = packed_cmult2_256(*(x1),*(tw),*(twb));
/*
print_shorts256("x0",(int16_t*)x0);
print_shorts256("x1",(int16_t*)x1);
print_shorts256("tw",(int16_t*)tw);
print_shorts256("twb",(int16_t*)twb);
print_shorts256("x1t",(int16_t*)&x1t);
print_shorts256("x1t",(int16_t*)&x1t);*/
*y0 = _mm256_adds_epi16(*x0,x1t);
*y1 = _mm256_subs_epi16(*x0,x1t);
print_shorts256("y0",(int16_t*)y0);
print_shorts256("y1",(int16_t*)y1);
/*print_shorts256("y0",(int16_t*)y0);
print_shorts256("y1",(int16_t*)y1);*/
}
#endif
......@@ -1947,7 +1947,7 @@ static inline void transpose16_ooff_simd256(__m256i *x,__m256i *y,int off)
{
register __m256i ytmp0,ytmp1,ytmp2,ytmp3,ytmp4,ytmp5,ytmp6,ytmp7;
__m256i *y2=y;
__m256i const perm_mask = _mm256_set_epi32(7, 3, 6, 2, 5, 1, 4, 0);
__m256i const perm_mask = _mm256_set_epi32(7, 3, 5, 1, 6, 2, 4, 0);
ytmp0 = _mm256_permutevar8x32_epi32(x[0],perm_mask); // x00 x10 x01 x11 x02 x12 x03 x13
ytmp1 = _mm256_permutevar8x32_epi32(x[1],perm_mask); // x20 x30 x21 x31 x22 x32 x23 x33
......@@ -2437,7 +2437,7 @@ static inline void idft16_simd256(int16_t *x,int16_t *y) __attribute__((always_i
static inline void idft16_simd256(int16_t *x,int16_t *y)
{
__m256i *tw16a_256=(__m256i *)tw16arep,*tw16b_256=(__m256i *)tw16brep,*x256=(__m256i *)x,*y256=(__m256i *)y;
__m256i *tw16a_256=(__m256i *)tw16rep,*tw16b_256=(__m256i *)tw16crep,*x256=(__m256i *)x,*y256=(__m256i *)y;
register __m256i x1_flip,x3_flip,x02t,x13t;
register __m256i ytmp0,ytmp1,ytmp2,ytmp3,xtmp0,xtmp1,xtmp2,xtmp3;
register __m256i complex_shuffle = _mm256_set_epi8(29,28,31,30,25,24,27,26,21,20,23,22,17,16,19,18,13,12,15,14,9,8,11,10,5,4,7,6,1,0,3,2);
......@@ -2473,16 +2473,16 @@ static inline void idft16_simd256(int16_t *x,int16_t *y)
x02t = _mm256_adds_epi16(xtmp0,xtmp2);
x13t = _mm256_adds_epi16(xtmp1,xtmp3);
y256[0] = _mm256_adds_epi16(x02t,x13t);
y256[2] = _mm256_subs_epi16(x02t,x13t);
ytmp0 = _mm256_adds_epi16(x02t,x13t);
ytmp2 = _mm256_subs_epi16(x02t,x13t);
x1_flip = _mm256_sign_epi16(xtmp1,*(__m256i*)conjugatedft);
x1_flip = _mm256_shuffle_epi8(x1_flip,complex_shuffle);
x3_flip = _mm256_sign_epi16(xtmp3,*(__m256i*)conjugatedft);
x3_flip = _mm256_shuffle_epi8(x3_flip,complex_shuffle);
x02t = _mm256_subs_epi16(xtmp0,xtmp2);
x13t = _mm256_subs_epi16(x1_flip,x3_flip);
y256[3] = _mm256_adds_epi16(x02t,x13t); // x0 + x1f - x2 - x3f
y256[1] = _mm256_subs_epi16(x02t,x13t); // x0 - x1f - x2 + x3f
ytmp3 = _mm256_adds_epi16(x02t,x13t); // x0 + x1f - x2 - x3f
ytmp1 = _mm256_subs_epi16(x02t,x13t); // x0 - x1f - x2 + x3f
// [y0 y1 y2 y3 y16 y17 y18 y19]
// [y4 y5 y6 y7 y20 y21 y22 y23]
......@@ -2644,6 +2644,7 @@ int16_t tw64crep[192] __attribute__((aligned(32))) = {
#endif
#endif
#ifndef __AVX2__
void dft64(int16_t *x,int16_t *y,int scale)
{
......@@ -2757,13 +2758,13 @@ void dft64(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
void dft64_simd256(int16_t *x,int16_t *y,int scale)
#else // __AVX2__
void dft64(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[16],ytmp[16],*tw64a_256=(simd256_q15_t *)tw64a,*tw64b_256=(simd256_q15_t *)tw64b,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y;
simd256_q15_t xintl0,xintl1,xintl2,xintl3,xintl4,xintl5,xintl6,xintl7;
simd256_q15_t const perm_mask = _mm256_set_epi32(7, 3, 6, 2, 5, 1, 4, 0);
simd256_q15_t const perm_mask = _mm256_set_epi32(7, 3, 5, 1, 6, 2, 4, 0);
#ifdef D64STATS
......@@ -2779,7 +2780,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
stop_meas(&ts_t);
start_meas(&ts_d);
#endif
/*
print_shorts256("x2560",(int16_t*)x256);
print_shorts256("x2561",(int16_t*)(x256+1));
print_shorts256("x2562",(int16_t*)(x256+2));
......@@ -2788,7 +2789,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
print_shorts256("x2565",(int16_t*)(x256+5));
print_shorts256("x2566",(int16_t*)(x256+6));
print_shorts256("x2567",(int16_t*)(x256+7));
*/
xintl0 = _mm256_permutevar8x32_epi32(x256[0],perm_mask); // x0 x4 x1 x5 x2 x6 x3 x7
xintl1 = _mm256_permutevar8x32_epi32(x256[1],perm_mask); // x8 x12 x9 x13 x10 x14 x11 x15
xintl2 = _mm256_permutevar8x32_epi32(x256[2],perm_mask); // x16 x20 x17 x21 x18 x22 x19 x23
......@@ -2797,7 +2798,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
xintl5 = _mm256_permutevar8x32_epi32(x256[5],perm_mask); // x40 x28 x25 x29 x26 x30 x27 x31
xintl6 = _mm256_permutevar8x32_epi32(x256[6],perm_mask); // x48 x28 x25 x29 x26 x30 x27 x31
xintl7 = _mm256_permutevar8x32_epi32(x256[7],perm_mask); // x56 x28 x25 x29 x26 x30 x27 x31
/*
print_shorts256("xintl0",(int16_t*)&xintl0);
print_shorts256("xintl1",(int16_t*)&xintl1);
print_shorts256("xintl2",(int16_t*)&xintl2);
......@@ -2806,7 +2807,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
print_shorts256("xintl5",(int16_t*)&xintl5);
print_shorts256("xintl6",(int16_t*)&xintl6);
print_shorts256("xintl7",(int16_t*)&xintl7);
*/
xtmp[0] = _mm256_unpacklo_epi64(xintl0,xintl1); // x0 x4 x8 x12 x1 x5 x9 x13
xtmp[4] = _mm256_unpackhi_epi64(xintl0,xintl1); // x2 x6 x10 x14 x3 x7 x11 x15
xtmp[1] = _mm256_unpacklo_epi64(xintl2,xintl3); // x16 x20 x24 x28 x17 x21 x25 x29
......@@ -2815,7 +2816,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
xtmp[6] = _mm256_unpackhi_epi64(xintl4,xintl5); // x34 x38 x42 x46 x35 x39 x43 x47
xtmp[3] = _mm256_unpacklo_epi64(xintl6,xintl7); // x48 x52 x56 x60 x49 x53 x57 x61
xtmp[7] = _mm256_unpackhi_epi64(xintl6,xintl7); // x50 x54 x58 x62 x51 x55 x59 x63
/*
print_shorts256("xtmp0",(int16_t*)xtmp);
print_shorts256("xtmp1",(int16_t*)(xtmp+1));
print_shorts256("xtmp2",(int16_t*)(xtmp+2));
......@@ -2824,28 +2825,29 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
print_shorts256("xtmp5",(int16_t*)(xtmp+5));
print_shorts256("xtmp6",(int16_t*)(xtmp+6));
print_shorts256("xtmp7",(int16_t*)(xtmp+7));
*/
dft16_simd256((int16_t*)(xtmp),(int16_t*)ytmp);
// [y0 y1 y2 y3 y4 y5 y6 y7]
// [y8 y9 y10 y11 y12 y13 y14 y15]
// [y16 y17 y18 y19 y20 y21 y22 y23]
// [y24 y25 y26 y27 y28 y29 y30 y31]
/*
print_shorts256("ytmp0",(int16_t*)ytmp);
print_shorts256("ytmp1",(int16_t*)(ytmp+1));
print_shorts256("ytmp2",(int16_t*)(ytmp+2));
print_shorts256("ytmp3",(int16_t*)(ytmp+3));
*/
dft16_simd256((int16_t*)(xtmp+4),(int16_t*)(ytmp+4));
// [y32 y33 y34 y35 y36 y37 y38 y39]
// [y40 y41 y42 y43 y44 y45 y46 y47]
// [y48 y49 y50 y51 y52 y53 y54 y55]
// [y56 y57 y58 y59 y60 y61 y62 y63]
/*
print_shorts256("ytmp4",(int16_t*)(ytmp+4));
print_shorts256("ytmp5",(int16_t*)(ytmp+5));
print_shorts256("ytmp6",(int16_t*)(ytmp+6));
print_shorts256("ytmp7",(int16_t*)(ytmp+7));
*/
#ifdef D64STATS
stop_meas(&ts_d);
start_meas(&ts_b);
......@@ -2869,7 +2871,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
// [y24 y25 y26 y27 y28 y29 y30 y31]
// [y40 y41 y42 y43 y44 y45 y46 y47]
// [y56 y57 y58 y59 y60 y61 y62 y63]
/*
print_shorts256("y256_0",(int16_t*)&y256[0]);
print_shorts256("y256_1",(int16_t*)&y256[1]);
print_shorts256("y256_2",(int16_t*)&y256[2]);
......@@ -2878,7 +2880,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
print_shorts256("y256_5",(int16_t*)&y256[5]);
print_shorts256("y256_6",(int16_t*)&y256[6]);
print_shorts256("y256_7",(int16_t*)&y256[7]);
*/
#ifdef D64STATS
stop_meas(&ts_b);
......@@ -2904,6 +2906,7 @@ void dft64_simd256(int16_t *x,int16_t *y,int scale)
}
#endif
#ifndef __AVX2__
void idft64(int16_t *x,int16_t *y,int scale)
{
......@@ -2995,13 +2998,13 @@ void idft64(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
void idft64_simd256(int16_t *x,int16_t *y,int scale)
#else // __AVX2__
void idft64(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[16],ytmp[16],*tw64a_256=(simd256_q15_t *)tw64,*tw64b_256=(simd256_q15_t *)tw64c,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y;
register simd256_q15_t xintl0,xintl1,xintl2,xintl3,xintl4,xintl5,xintl6,xintl7;
simd256_q15_t const perm_mask = _mm256_set_epi32(7, 3, 6, 2, 5, 1, 4, 0);
simd256_q15_t const perm_mask = _mm256_set_epi32(7, 3, 5, 1, 6, 2, 4, 0);
#ifdef D64STATS
......@@ -3105,6 +3108,7 @@ int16_t tw128b[128] __attribute__((aligned(32))) = {0,32767,-1608,32727,-3212,32
int16_t tw128c[128] __attribute__((aligned(32))) = {0,32767,1608,32727,3212,32609,4808,32412,6393,32137,7962,31785,9512,31356,11039,30851,12540,30272,14010,29621,15447,28897,16846,28105,18205,27244,19520,26318,20788,25329,22005,24278,23170,23169,24279,22004,25330,20787,26319,19519,27245,18204,28106,16845,28898,15446,29622,14009,30273,12539,30852,11038,31357,9511,31786,7961,32138,6392,32413,4807,32610,3211,32728,1607,32767,0,32728,-1608,32610,-3212,32413,-4808,32138,-6393,31786,-7962,31357,-9512,30852,-11039,30273,-12540,29622,-14010,28898,-15447,28106,-16846,27245,-18205,26319,-19520,25330,-20788,24279,-22005,23170,-23170,22005,-24279,20788,-25330,19520,-26319,18205,-27245,16846,-28106,15447,-28898,14010,-29622,12540,-30273,11039,-30852,9512,-31357,7962,-31786,6393,-32138,4808,-32413,3212,-32610,1608,-32728};
#ifndef __AVX2__
void dft128(int16_t *x,int16_t *y,int scale)
{
......@@ -3210,8 +3214,8 @@ void dft128(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
void dft128_simd256(int16_t *x,int16_t *y,int scale)
#else // __AVX2__
void dft128(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[16],*x256 = (simd256_q15_t *)x;
......@@ -3230,15 +3234,16 @@ void dft128_simd256(int16_t *x,int16_t *y,int scale)
transpose4_ooff_simd256(x256+12,xtmp+6,8);
transpose4_ooff_simd256(x256+14,xtmp+7,8);
write_output("dft128ina_256.m","dftina",xtmp,64,1,1);
/* write_output("dft128ina_256.m","dftina",xtmp,64,1,1);
write_output("dft128inb_256.m","dftinb",xtmp+8,64,1,1);
*/
dft64_simd256((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft64_simd256((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
dft64((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft64((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
write_output("dft128outa_256.m","dftouta",ytmp,64,1,1);
/*write_output("dft128outa_256.m","dftouta",ytmp,64,1,1);
write_output("dft128outb_256.m","dftoutb",ytmp+8,64,1,1);
*/
for (i=0; i<8; i++) {
bfly2_16_256(ytmpp,ytmpp+8,
......@@ -3272,12 +3277,13 @@ void dft128_simd256(int16_t *x,int16_t *y,int scale)
}
write_output("dft128.m","dft",y256,128,1,1);
exit(-1);
/* write_output("dft128.m","dft",y256,128,1,1);
exit(-1);*/
}
#endif
#ifndef __AVX2__
void idft128(int16_t *x,int16_t *y,int scale)
{
......@@ -3376,13 +3382,13 @@ void idft128(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
void idft128_simd256(int16_t *x,int16_t *y,int scale)
#else // __AVX2__
void idft128(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[16],*x256 = (simd256_q15_t *)x;
simd256_q15_t ytmp[16],*y256=(simd256_q15_t*)y;
simd256_q15_t *tw128_256p=(simd256_q15_t *)tw128,*tw128c_256p=(simd256_q15_t *)tw128c,*y256p=(simd256_q15_t *)y;
simd256_q15_t *tw128_256p=(simd256_q15_t *)tw128,*y256p=(simd256_q15_t *)y;
simd256_q15_t *ytmpp = &ytmp[0];
int i;
simd256_q15_t ONE_OVER_SQRT2_Q15_256 = set1_int16_simd256(ONE_OVER_SQRT2_Q15);
......@@ -3397,17 +3403,15 @@ void idft128_simd256(int16_t *x,int16_t *y,int scale)
transpose4_ooff_simd256(x256+12,xtmp+6,8);
transpose4_ooff_simd256(x256+14,xtmp+7,8);
dft64_simd256((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft64_simd256((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
idft64((int16_t*)(xtmp),(int16_t*)ytmp,1);
idft64((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
for (i=0; i<8; i++) {
bfly2_16_256(ytmpp,ytmpp+8,
ibfly2_256(ytmpp,ytmpp+8,
y256p,y256p+8,
tw128_256p,
tw128c_256p);
tw128_256p);
tw128_256p++;
tw128c_256p++;
y256p++;
ytmpp++;
}
......@@ -3451,7 +3455,7 @@ int16_t tw256b[384] __attribute__((aligned(32))) = {0,32767,-805,32757,-1608,327
0,32767,-1608,32727,-3212,32609,-4808,32412,-6393,32137,-7962,31785,-9512,31356,-11039,30851,-12540,30272,-14010,29621,-15447,28897,-16846,28105,-18205,27244,-19520,26318,-20788,25329,-22005,24278,-23170,23169,-24279,22004,-25330,20787,-26319,19519,-27245,18204,-28106,16845,-28898,15446,-29622,14009,-30273,12539,-30852,11038,-31357,9511,-31786,7961,-32138,6392,-32413,4807,-32610,3211,-32728,1607,-32767,0,-32728,-1608,-32610,-3212,-32413,-4808,-32138,-6393,-31786,-7962,-31357,-9512,-30852,-11039,-30273,-12540,-29622,-14010,-28898,-15447,-28106,-16846,-27245,-18205,-26319,-19520,-25330,-20788,-24279,-22005,-23170,-23170,-22005,-24279,-20788,-25330,-19520,-26319,-18205,-27245,-16846,-28106,-15447,-28898,-14010,-29622,-12540,-30273,-11039,-30852,-9512,-31357,-7962,-31786,-6393,-32138,-4808,-32413,-3212,-32610,-1608,-32728,
0,32767,-2411,32678,-4808,32412,-7180,31970,-9512,31356,-11793,30571,-14010,29621,-16151,28510,-18205,27244,-20160,25831,-22005,24278,-23732,22594,-25330,20787,-26790,18867,-28106,16845,-29269,14732,-30273,12539,-31114,10278,-31786,7961,-32285,5601,-32610,3211,-32758,804,-32728,-1608,-32521,-4012,-32138,-6393,-31581,-8740,-30852,-11039,-29956,-13279,-28898,-15447,-27684,-17531,-26319,-19520,-24812,-21403,-23170,-23170,-21403,-24812,-19520,-26319,-17531,-27684,-15447,-28898,-13279,-29956,-11039,-30852,-8740,-31581,-6393,-32138,-4012,-32521,-1608,-32728,804,-32758,3211,-32610,5601,-32285,7961,-31786,10278,-31114,12539,-30273,14732,-29269,16845,-28106,18867,-26790,20787,-25330,22594,-23732,24278,-22005,25831,-20160,27244,-18205,28510,-16151,29621,-14010,30571,-11793,31356,-9512,31970,-7180,32412,-4808,32678,-2411
};
#ifndef __AVX2__
void dft256(int16_t *x,int16_t *y,int scale)
{
......@@ -3620,12 +3624,12 @@ void idft256(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
#else //__AVX2__
void dft256_simd256(int16_t *x,int16_t *y,int scale)
void dft256(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[64],ytmp[64],*tw256a_256p=(simd256_q15_t *)tw256a,*tw256b_256p=(simd256_q15_t *)tw256b,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y,*y256p=(simd256_q15_t *)y;
simd256_q15_t xtmp[32],ytmp[32],*tw256a_256p=(simd256_q15_t *)tw256a,*tw256b_256p=(simd256_q15_t *)tw256b,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y,*y256p=(simd256_q15_t *)y;
simd256_q15_t *ytmpp = &ytmp[0];
int i;
......@@ -3637,11 +3641,18 @@ void dft256_simd256(int16_t *x,int16_t *y,int scale)
transpose16_ooff_simd256(x256+20,xtmp+5,8);
transpose16_ooff_simd256(x256+24,xtmp+6,8);
transpose16_ooff_simd256(x256+28,xtmp+7,8);
/*
char vname[10];
for (i=0;i<32;i++) {
sprintf(vname,"xtmp%d",i);
print_shorts256(vname,(int16_t*)(xtmp+i));
}
exit(-1);*/
dft64_simd256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
dft64_simd256((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
dft64_simd256((int16_t*)(xtmp+16),(int16_t*)(ytmp+16),1);
dft64_simd256((int16_t*)(xtmp+24),(int16_t*)(ytmp+24),1);
dft64((int16_t*)(xtmp),(int16_t*)(ytmp),1);
dft64((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
dft64((int16_t*)(xtmp+16),(int16_t*)(ytmp+16),1);
dft64((int16_t*)(xtmp+24),(int16_t*)(ytmp+24),1);
bfly4_16_256(ytmpp,ytmpp+8,ytmpp+16,ytmpp+24,
......@@ -3707,10 +3718,10 @@ void dft256_simd256(int16_t *x,int16_t *y,int scale)
}
void idft256_simd256(int16_t *x,int16_t *y,int scale)
void idft256(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[64],ytmp[64],*tw256a_256p=(simd256_q15_t *)tw256a,*tw256b_256p=(simd256_q15_t *)tw256b,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y,*y256p=(simd256_q15_t *)y;
simd256_q15_t xtmp[32],ytmp[32],*tw256_256p=(simd256_q15_t *)tw256,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y,*y256p=(simd256_q15_t *)y;
simd256_q15_t *ytmpp = &ytmp[0];
int i;
......@@ -3723,44 +3734,44 @@ void idft256_simd256(int16_t *x,int16_t *y,int scale)
transpose16_ooff_simd256(x256+24,xtmp+6,8);
transpose16_ooff_simd256(x256+28,xtmp+7,8);
idft64_simd256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
idft64_simd256((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
idft64_simd256((int16_t*)(xtmp+16),(int16_t*)(ytmp+16),1);
idft64_simd256((int16_t*)(xtmp+24),(int16_t*)(ytmp+24),1);
idft64((int16_t*)(xtmp),(int16_t*)(ytmp),1);
idft64((int16_t*)(xtmp+8),(int16_t*)(ytmp+8),1);
idft64((int16_t*)(xtmp+16),(int16_t*)(ytmp+16),1);
idft64((int16_t*)(xtmp+24),(int16_t*)(ytmp+24),1);
ibfly4_16_256(ytmpp,ytmpp+8,ytmpp+16,ytmpp+24,
ibfly4_256(ytmpp,ytmpp+8,ytmpp+16,ytmpp+24,
y256p,y256p+8,y256p+16,y256p+24,
tw256a_256p,tw256a_256p+8,tw256a_256p+16,
tw256b_256p,tw256b_256p+8,tw256b_256p+16);
ibfly4_16_256(ytmpp+1,ytmpp+9,ytmpp+17,ytmpp+25,
tw256_256p,tw256_256p+8,tw256_256p+16);
ibfly4_256(ytmpp+1,ytmpp+9,ytmpp+17,ytmpp+25,
y256p+1,y256p+9,y256p+17,y256p+25,
tw256a_256p+1,tw256a_256p+9,tw256a_256p+17,
tw256b_256p+1,tw256b_256p+9,tw256b_256p+17);
ibfly4_16_256(ytmpp+2,ytmpp+10,ytmpp+18,ytmpp+26,
tw256_256p+1,tw256_256p+9,tw256_256p+17);
ibfly4_256(ytmpp+2,ytmpp+10,ytmpp+18,ytmpp+26,
y256p+2,y256p+10,y256p+18,y256p+26,
tw256a_256p+2,tw256a_256p+10,tw256a_256p+18,
tw256b_256p+2,tw256b_256p+10,tw256b_256p+18);
ibfly4_16_256(ytmpp+3,ytmpp+11,ytmpp+19,ytmpp+27,
tw256_256p+2,tw256_256p+10,tw256_256p+18);
ibfly4_256(ytmpp+3,ytmpp+11,ytmpp+19,ytmpp+27,
y256p+3,y256p+11,y256p+19,y256p+27,
tw256a_256p+3,tw256a_256p+11,tw256a_256p+19,
tw256b_256p+3,tw256b_256p+11,tw256b_256p+19);
ibfly4_16_256(ytmpp+4,ytmpp+12,ytmpp+20,ytmpp+28,
tw256_256p+3,tw256_256p+11,tw256_256p+19);
ibfly4_256(ytmpp+4,ytmpp+12,ytmpp+20,ytmpp+28,
y256p+4,y256p+12,y256p+20,y256p+28,
tw256a_256p+4,tw256a_256p+12,tw256a_256p+20,
tw256b_256p+4,tw256b_256p+12,tw256b_256p+20);
ibfly4_16_256(ytmpp+5,ytmpp+13,ytmpp+21,ytmpp+29,
tw256_256p+4,tw256_256p+12,tw256_256p+20);
ibfly4_256(ytmpp+5,ytmpp+13,ytmpp+21,ytmpp+29,
y256p+5,y256p+13,y256p+21,y256p+29,
tw256a_256p+5,tw256a_256p+13,tw256a_256p+21,
tw256b_256p+5,tw256b_256p+13,tw256b_256p+21);
ibfly4_16_256(ytmpp+6,ytmpp+14,ytmpp+22,ytmpp+30,
tw256_256p+5,tw256_256p+13,tw256_256p+21);
ibfly4_256(ytmpp+6,ytmpp+14,ytmpp+22,ytmpp+30,
y256p+6,y256p+14,y256p+22,y256p+30,
tw256a_256p+6,tw256a_256p+14,tw256a_256p+22,
tw256b_256p+6,tw256b_256p+14,tw256b_256p+22);
ibfly4_16_256(ytmpp+7,ytmpp+15,ytmpp+23,ytmpp+31,
tw256_256p+6,tw256_256p+14,tw256_256p+22);
ibfly4_256(ytmpp+7,ytmpp+15,ytmpp+23,ytmpp+31,
y256p+7,y256p+15,y256p+23,y256p+31,
tw256a_256p+7,tw256a_256p+15,tw256a_256p+23,
tw256b_256p+7,tw256b_256p+15,tw256b_256p+23);
tw256_256p+7,tw256_256p+15,tw256_256p+23);
if (scale>0) {
......@@ -3811,7 +3822,7 @@ int16_t tw512c[512] __attribute__((aligned(32))) = {
0,32767,403,32764,805,32757,1207,32744,1608,32727,2010,32705,2411,32678,2812,32646,3212,32609,3612,32567,4012,32520,4410,32468,4808,32412,5206,32350,5602,32284,5998,32213,6393,32137,6787,32056,7180,31970,7572,31880,7962,31785,8352,31684,8740,31580,9127,31470,9512,31356,9896,31236,10279,31113,10660,30984,11039,30851,11417,30713,11793,30571,12167,30424,12540,30272,12910,30116,13279,29955,13646,29790,14010,29621,14373,29446,14733,29268,15091,29085,15447,28897,15800,28706,16151,28510,16500,28309,16846,28105,17190,27896,17531,27683,17869,27466,18205,27244,18538,27019,18868,26789,19195,26556,19520,26318,19841,26077,20160,25831,20475,25582,20788,25329,21097,25072,21403,24811,21706,24546,22005,24278,22302,24006,22595,23731,22884,23452,23170,23169,23453,22883,23732,22594,24007,22301,24279,22004,24547,21705,24812,21402,25073,21096,25330,20787,25583,20474,25832,20159,26078,19840,26319,19519,26557,19194,26790,18867,27020,18537,27245,18204,27467,17868,27684,17530,27897,17189,28106,16845,28310,16499,28511,16150,28707,15799,28898,15446,29086,15090,29269,14732,29447,14372,29622,14009,29791,13645,29956,13278,30117,12909,30273,12539,30425,12166,30572,11792,30714,11416,30852,11038,30985,10659,31114,10278,31237,9895,31357,9511,31471,9126,31581,8739,31685,8351,31786,7961,31881,7571,31971,7179,32057,6786,32138,6392,32214,5997,32285,5601,32351,5205,32413,4807,32469,4409,32521,4011,32568,3611,32610,3211,32647,2811,32679,2410,32706,2009,32728,1607,32745,1206,32758,804,32765,402,32767,0,32765,-403,32758,-805,32745,-1207,32728,-1608,32706,-2010,32679,-2411,32647,-2812,32610,-3212,32568,-3612,32521,-4012,32469,-4410,32413,-4808,32351,-5206,32285,-5602,32214,-5998,32138,-6393,32057,-6787,31971,-7180,31881,-7572,31786,-7962,31685,-8352,31581,-8740,31471,-9127,31357,-9512,31237,-9896,31114,-10279,30985,-10660,30852,-11039,30714,-11417,30572,-11793,30425,-12167,30273,-12540,30117,-12910,29956,-13279,29791,-13646,29622,-14010,29447,-14373,29269,-14733,29086,-15091,28898,-15447,28707,-15800,28511,-16151,28310,-16500,28106,-16846,27897,-17190,27684,-17531,27467,-17869,27245,-18205,27020,-18538,26790,-18868,26557,-19195,26319,-19520,26078,-19841,25832,-20160,25583,-20475,25330,-20788,25073,-21097,24812,-21403,24547,-21706,24279,-22005,24007,-22302,23732,-22595,23453,-22884,23170,-23170,22884,-23453,22595,-23732,22302,-24007,22005,-24279,21706,-24547,21403,-24812,21097,-25073,20788,-25330,20475,-25583,20160,-25832,19841,-26078,19520,-26319,19195,-26557,18868,-26790,18538,-27020,18205,-27245,17869,-27467,17531,-27684,17190,-27897,16846,-28106,16500,-28310,16151,-28511,15800,-28707,15447,-28898,15091,-29086,14733,-29269,14373,-29447,14010,-29622,13646,-29791,13279,-29956,12910,-30117,12540,-30273,12167,-30425,11793,-30572,11417,-30714,11039,-30852,10660,-30985,10279,-31114,9896,-31237,9512,-31357,9127,-31471,8740,-31581,8352,-31685,7962,-31786,7572,-31881,7180,-31971,6787,-32057,6393,-32138,5998,-32214,5602,-32285,5206,-32351,4808,-32413,4410,-32469,4012,-32521,3612,-32568,3212,-32610,2812,-32647,2411,-32679,2010,-32706,1608,-32728,1207,-32745,805,-32758,403,-32765
};
#ifndef __AVX2__
void dft512(int16_t *x,int16_t *y,int scale)
{
......@@ -4022,14 +4033,14 @@ void idft512(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
#else //__AVX2__
void dft512_simd256(int16_t *x,int16_t *y,int scale)
void dft512(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[64],*x256 = (simd256_q15_t *)x;
simd256_q15_t ytmp[64],*y256=(simd256_q15_t*)y;
simd256_q15_t *tw512a_256p=(simd256_q15_t *)tw512a,*tw512b_256p=(simd256_q15_t *)tw512b,*y256p=(simd256_q15_t *)y;
simd256_q15_t *tw512_256p=(simd256_q15_t*)tw512,*y256p=(simd256_q15_t *)y;
simd256_q15_t *ytmpp = &ytmp[0];
int i;
simd256_q15_t ONE_OVER_SQRT2_Q15_256 = set1_int16_simd256(ONE_OVER_SQRT2_Q15);
......@@ -4068,17 +4079,15 @@ void dft512_simd256(int16_t *x,int16_t *y,int scale)
transpose4_ooff_simd256(x256+60,xtmp+30,32);
transpose4_ooff_simd256(x256+62,xtmp+31,32);
dft256_simd256((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft256_simd256((int16_t*)(xtmp+64),(int16_t*)(ytmp+32),1);
dft256((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft256((int16_t*)(xtmp+32),(int16_t*)(ytmp+32),1);
for (i=0; i<32; i++) {
bfly2_16_256(ytmpp,ytmpp+32,
bfly2_256(ytmpp,ytmpp+32,
y256p,y256p+32,
tw512a_256p,
tw512b_256p);
tw512a_256p++;
tw512b_256p++;
tw512_256p);
tw512_256p++;
y256p++;
ytmpp++;
}
......@@ -4108,7 +4117,7 @@ void dft512_simd256(int16_t *x,int16_t *y,int scale)
}
void idft512_simd256(int16_t *x,int16_t *y,int scale)
void idft512(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[64],*x256 = (simd256_q15_t *)x;
......@@ -4152,8 +4161,8 @@ void idft512_simd256(int16_t *x,int16_t *y,int scale)
transpose4_ooff_simd256(x256+60,xtmp+30,32);
transpose4_ooff_simd256(x256+62,xtmp+31,32);
idft256_simd256((int16_t*)(xtmp),(int16_t*)ytmp,1);
idft256_simd256((int16_t*)(xtmp+64),(int16_t*)(ytmp+32),1);
idft256((int16_t*)(xtmp),(int16_t*)ytmp,1);
idft256((int16_t*)(xtmp+32),(int16_t*)(ytmp+32),1);
for (i=0; i<32; i++) {
......@@ -4196,7 +4205,7 @@ int16_t tw1024[1536] __attribute__((aligned(32))) = { 32767,0,32766,-202,32764,
32767,0,32764,-403,32757,-805,32744,-1207,32727,-1608,32705,-2010,32678,-2411,32646,-2812,32609,-3212,32567,-3612,32520,-4012,32468,-4410,32412,-4808,32350,-5206,32284,-5602,32213,-5998,32137,-6393,32056,-6787,31970,-7180,31880,-7572,31785,-7962,31684,-8352,31580,-8740,31470,-9127,31356,-9512,31236,-9896,31113,-10279,30984,-10660,30851,-11039,30713,-11417,30571,-11793,30424,-12167,30272,-12540,30116,-12910,29955,-13279,29790,-13646,29621,-14010,29446,-14373,29268,-14733,29085,-15091,28897,-15447,28706,-15800,28510,-16151,28309,-16500,28105,-16846,27896,-17190,27683,-17531,27466,-17869,27244,-18205,27019,-18538,26789,-18868,26556,-19195,26318,-19520,26077,-19841,25831,-20160,25582,-20475,25329,-20788,25072,-21097,24811,-21403,24546,-21706,24278,-22005,24006,-22302,23731,-22595,23452,-22884,23169,-23170,22883,-23453,22594,-23732,22301,-24007,22004,-24279,21705,-24547,21402,-24812,21096,-25073,20787,-25330,20474,-25583,20159,-25832,19840,-26078,19519,-26319,19194,-26557,18867,-26790,18537,-27020,18204,-27245,17868,-27467,17530,-27684,17189,-27897,16845,-28106,16499,-28310,16150,-28511,15799,-28707,15446,-28898,15090,-29086,14732,-29269,14372,-29447,14009,-29622,13645,-29791,13278,-29956,12909,-30117,12539,-30273,12166,-30425,11792,-30572,11416,-30714,11038,-30852,10659,-30985,10278,-31114,9895,-31237,9511,-31357,9126,-31471,8739,-31581,8351,-31685,7961,-31786,7571,-31881,7179,-31971,6786,-32057,6392,-32138,5997,-32214,5601,-32285,5205,-32351,4807,-32413,4409,-32469,4011,-32521,3611,-32568,3211,-32610,2811,-32647,2410,-32679,2009,-32706,1607,-32728,1206,-32745,804,-32758,402,-32765,0,-32767,-403,-32765,-805,-32758,-1207,-32745,-1608,-32728,-2010,-32706,-2411,-32679,-2812,-32647,-3212,-32610,-3612,-32568,-4012,-32521,-4410,-32469,-4808,-32413,-5206,-32351,-5602,-32285,-5998,-32214,-6393,-32138,-6787,-32057,-7180,-31971,-7572,-31881,-7962,-31786,-8352,-31685,-8740,-31581,-9127,-31471,-9512,-31357,-9896,-31237,-10279,-31114,-10660,-30985,-11039,-30852,-11417,-30714,-11793,-30572,-12167,-30425,-12540,-30273,-12910,-30117,-13279,-29956,-13646,-29791,-14010,-29622,-14373,-29447,-14733,-29269,-15091,-29086,-15447,-28898,-15800,-28707,-16151,-28511,-16500,-28310,-16846,-28106,-17190,-27897,-17531,-27684,-17869,-27467,-18205,-27245,-18538,-27020,-18868,-26790,-19195,-26557,-19520,-26319,-19841,-26078,-20160,-25832,-20475,-25583,-20788,-25330,-21097,-25073,-21403,-24812,-21706,-24547,-22005,-24279,-22302,-24007,-22595,-23732,-22884,-23453,-23170,-23170,-23453,-22884,-23732,-22595,-24007,-22302,-24279,-22005,-24547,-21706,-24812,-21403,-25073,-21097,-25330,-20788,-25583,-20475,-25832,-20160,-26078,-19841,-26319,-19520,-26557,-19195,-26790,-18868,-27020,-18538,-27245,-18205,-27467,-17869,-27684,-17531,-27897,-17190,-28106,-16846,-28310,-16500,-28511,-16151,-28707,-15800,-28898,-15447,-29086,-15091,-29269,-14733,-29447,-14373,-29622,-14010,-29791,-13646,-29956,-13279,-30117,-12910,-30273,-12540,-30425,-12167,-30572,-11793,-30714,-11417,-30852,-11039,-30985,-10660,-31114,-10279,-31237,-9896,-31357,-9512,-31471,-9127,-31581,-8740,-31685,-8352,-31786,-7962,-31881,-7572,-31971,-7180,-32057,-6787,-32138,-6393,-32214,-5998,-32285,-5602,-32351,-5206,-32413,-4808,-32469,-4410,-32521,-4012,-32568,-3612,-32610,-3212,-32647,-2812,-32679,-2411,-32706,-2010,-32728,-1608,-32745,-1207,-32758,-805,-32765,-403,
32767,0,32761,-604,32744,-1207,32717,-1809,32678,-2411,32628,-3012,32567,-3612,32495,-4211,32412,-4808,32318,-5404,32213,-5998,32097,-6590,31970,-7180,31833,-7767,31684,-8352,31525,-8933,31356,-9512,31175,-10088,30984,-10660,30783,-11228,30571,-11793,30349,-12354,30116,-12910,29873,-13463,29621,-14010,29358,-14553,29085,-15091,28802,-15624,28510,-16151,28208,-16673,27896,-17190,27575,-17700,27244,-18205,26905,-18703,26556,-19195,26198,-19681,25831,-20160,25456,-20632,25072,-21097,24679,-21555,24278,-22005,23869,-22449,23452,-22884,23027,-23312,22594,-23732,22153,-24144,21705,-24547,21249,-24943,20787,-25330,20317,-25708,19840,-26078,19357,-26438,18867,-26790,18371,-27133,17868,-27467,17360,-27791,16845,-28106,16325,-28411,15799,-28707,15268,-28993,14732,-29269,14191,-29535,13645,-29791,13094,-30037,12539,-30273,11980,-30499,11416,-30714,10849,-30919,10278,-31114,9703,-31298,9126,-31471,8545,-31634,7961,-31786,7375,-31927,6786,-32057,6195,-32177,5601,-32285,5006,-32383,4409,-32469,3811,-32545,3211,-32610,2610,-32663,2009,-32706,1406,-32737,804,-32758,201,-32767,-403,-32765,-1006,-32752,-1608,-32728,-2210,-32693,-2812,-32647,-3412,-32589,-4012,-32521,-4609,-32442,-5206,-32351,-5800,-32250,-6393,-32138,-6983,-32015,-7572,-31881,-8157,-31736,-8740,-31581,-9320,-31414,-9896,-31237,-10470,-31050,-11039,-30852,-11605,-30644,-12167,-30425,-12725,-30196,-13279,-29956,-13828,-29707,-14373,-29447,-14912,-29178,-15447,-28898,-15976,-28609,-16500,-28310,-17018,-28002,-17531,-27684,-18037,-27356,-18538,-27020,-19032,-26674,-19520,-26319,-20001,-25955,-20475,-25583,-20943,-25202,-21403,-24812,-21856,-24414,-22302,-24007,-22740,-23593,-23170,-23170,-23593,-22740,-24007,-22302,-24414,-21856,-24812,-21403,-25202,-20943,-25583,-20475,-25955,-20001,-26319,-19520,-26674,-19032,-27020,-18538,-27356,-18037,-27684,-17531,-28002,-17018,-28310,-16500,-28609,-15976,-28898,-15447,-29178,-14912,-29447,-14373,-29707,-13828,-29956,-13279,-30196,-12725,-30425,-12167,-30644,-11605,-30852,-11039,-31050,-10470,-31237,-9896,-31414,-9320,-31581,-8740,-31736,-8157,-31881,-7572,-32015,-6983,-32138,-6393,-32250,-5800,-32351,-5206,-32442,-4609,-32521,-4012,-32589,-3412,-32647,-2812,-32693,-2210,-32728,-1608,-32752,-1006,-32765,-403,-32767,201,-32758,804,-32737,1406,-32706,2009,-32663,2610,-32610,3211,-32545,3811,-32469,4409,-32383,5006,-32285,5601,-32177,6195,-32057,6786,-31927,7375,-31786,7961,-31634,8545,-31471,9126,-31298,9703,-31114,10278,-30919,10849,-30714,11416,-30499,11980,-30273,12539,-30037,13094,-29791,13645,-29535,14191,-29269,14732,-28993,15268,-28707,15799,-28411,16325,-28106,16845,-27791,17360,-27467,17868,-27133,18371,-26790,18867,-26438,19357,-26078,19840,-25708,20317,-25330,20787,-24943,21249,-24547,21705,-24144,22153,-23732,22594,-23312,23027,-22884,23452,-22449,23869,-22005,24278,-21555,24679,-21097,25072,-20632,25456,-20160,25831,-19681,26198,-19195,26556,-18703,26905,-18205,27244,-17700,27575,-17190,27896,-16673,28208,-16151,28510,-15624,28802,-15091,29085,-14553,29358,-14010,29621,-13463,29873,-12910,30116,-12354,30349,-11793,30571,-11228,30783,-10660,30984,-10088,31175,-9512,31356,-8933,31525,-8352,31684,-7767,31833,-7180,31970,-6590,32097,-5998,32213,-5404,32318,-4808,32412,-4211,32495,-3612,32567,-3012,32628,-2411,32678,-1809,32717,-1207,32744,-604,32761
};
#ifndef __AVX2__
void dft1024(int16_t *x,int16_t *y,int scale)
{
......@@ -4309,8 +4318,8 @@ void idft1024(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
void dft1024_simd256(int16_t *x,int16_t *y,int scale)
#else //__AVX2__
void dft1024(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[128],ytmp[128],*tw1024_256p=(simd256_q15_t *)tw1024,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y,*y256p=(simd256_q15_t *)y;
......@@ -4322,10 +4331,10 @@ void dft1024_simd256(int16_t *x,int16_t *y,int scale)
}
dft256_simd256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
dft256_simd256((int16_t*)(xtmp+32),(int16_t*)(ytmp+32),1);
dft256_simd256((int16_t*)(xtmp+64),(int16_t*)(ytmp+64),1);
dft256_simd256((int16_t*)(xtmp+96),(int16_t*)(ytmp+96),1);
dft256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
dft256((int16_t*)(xtmp+32),(int16_t*)(ytmp+32),1);
dft256((int16_t*)(xtmp+64),(int16_t*)(ytmp+64),1);
dft256((int16_t*)(xtmp+96),(int16_t*)(ytmp+96),1);
for (i=0; i<32; i++) {
bfly4_256(ytmpp,ytmpp+32,ytmpp+64,ytmpp+96,
......@@ -4366,7 +4375,7 @@ void dft1024_simd256(int16_t *x,int16_t *y,int scale)
}
void idft1024_simd256(int16_t *x,int16_t *y,int scale)
void idft1024(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[128],ytmp[128],*tw1024_256p=(simd256_q15_t *)tw1024,*x256=(simd256_q15_t *)x,*y256=(simd256_q15_t *)y,*y256p=(simd256_q15_t *)y;
......@@ -4378,10 +4387,10 @@ void idft1024_simd256(int16_t *x,int16_t *y,int scale)
}
idft256_simd256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
idft256_simd256((int16_t*)(xtmp+32),(int16_t*)(ytmp+32),1);
idft256_simd256((int16_t*)(xtmp+64),(int16_t*)(ytmp+64),1);
idft256_simd256((int16_t*)(xtmp+96),(int16_t*)(ytmp+96),1);
idft256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
idft256((int16_t*)(xtmp+32),(int16_t*)(ytmp+32),1);
idft256((int16_t*)(xtmp+64),(int16_t*)(ytmp+64),1);
idft256((int16_t*)(xtmp+96),(int16_t*)(ytmp+96),1);
for (i=0; i<32; i++) {
ibfly4_256(ytmpp,ytmpp+32,ytmpp+64,ytmpp+96,
......@@ -4425,11 +4434,11 @@ void idft1024_simd256(int16_t *x,int16_t *y,int scale)
int16_t tw2048[2048] __attribute__((aligned(32))) = {32767,0,32766,-101,32766,-202,32765,-302,32764,-403,32763,-503,32761,-604,32759,-704,32757,-805,32754,-905,32751,-1006,32748,-1106,32744,-1207,32740,-1307,32736,-1407,32732,-1508,32727,-1608,32722,-1709,32717,-1809,32711,-1909,32705,-2010,32699,-2110,32692,-2210,32685,-2311,32678,-2411,32670,-2511,32662,-2611,32654,-2712,32646,-2812,32637,-2912,32628,-3012,32618,-3112,32609,-3212,32599,-3312,32588,-3412,32578,-3512,32567,-3612,32556,-3712,32544,-3812,32532,-3912,32520,-4012,32508,-4111,32495,-4211,32482,-4311,32468,-4410,32455,-4510,32441,-4609,32426,-4709,32412,-4808,32397,-4908,32382,-5007,32366,-5107,32350,-5206,32334,-5305,32318,-5404,32301,-5503,32284,-5602,32267,-5701,32249,-5800,32231,-5899,32213,-5998,32194,-6097,32176,-6196,32156,-6294,32137,-6393,32117,-6492,32097,-6590,32077,-6689,32056,-6787,32035,-6885,32014,-6983,31992,-7082,31970,-7180,31948,-7278,31926,-7376,31903,-7474,31880,-7572,31856,-7669,31833,-7767,31809,-7865,31785,-7962,31760,-8060,31735,-8157,31710,-8254,31684,-8352,31659,-8449,31633,-8546,31606,-8643,31580,-8740,31553,-8837,31525,-8933,31498,-9030,31470,-9127,31442,-9223,31413,-9320,31385,-9416,31356,-9512,31326,-9608,31297,-9704,31267,-9800,31236,-9896,31206,-9992,31175,-10088,31144,-10183,31113,-10279,31081,-10374,31049,-10470,31017,-10565,30984,-10660,30951,-10755,30918,-10850,30885,-10945,30851,-11039,30817,-11134,30783,-11228,30748,-11323,30713,-11417,30678,-11511,30643,-11605,30607,-11699,30571,-11793,30535,-11887,30498,-11981,30461,-12074,30424,-12167,30386,-12261,30349,-12354,30311,-12447,30272,-12540,30234,-12633,30195,-12725,30156,-12818,30116,-12910,30076,-13003,30036,-13095,29996,-13187,29955,-13279,29915,-13371,29873,-13463,29832,-13554,29790,-13646,29748,-13737,29706,-13828,29663,-13919,29621,-14010,29577,-14101,29534,-14192,29490,-14282,29446,-14373,29402,-14463,29358,-14553,29313,-14643,29268,-14733,29222,-14823,29177,-14912,29131,-15002,29085,-15091,29038,-15180,28992,-15269,28945,-15358,28897,-15447,28850,-15535,28802,-15624,28754,-15712,28706,-15800,28657,-15888,28608,-15976,28559,-16064,28510,-16151,28460,-16239,28410,-16326,28360,-16413,28309,-16500,28259,-16587,28208,-16673,28156,-16760,28105,-16846,28053,-16932,28001,-17018,27948,-17104,27896,-17190,27843,-17275,27790,-17361,27736,-17446,27683,-17531,27629,-17616,27575,-17700,27520,-17785,27466,-17869,27411,-17953,27355,-18037,27300,-18121,27244,-18205,27188,-18288,27132,-18372,27076,-18455,27019,-18538,26962,-18621,26905,-18703,26847,-18786,26789,-18868,26731,-18950,26673,-19032,26615,-19114,26556,-19195,26497,-19277,26437,-19358,26378,-19439,26318,-19520,26258,-19600,26198,-19681,26137,-19761,26077,-19841,26016,-19921,25954,-20001,25893,-20080,25831,-20160,25769,-20239,25707,-20318,25645,-20397,25582,-20475,25519,-20554,25456,-20632,25392,-20710,25329,-20788,25265,-20865,25201,-20943,25136,-21020,25072,-21097,25007,-21174,24942,-21250,24877,-21327,24811,-21403,24745,-21479,24679,-21555,24613,-21630,24546,-21706,24480,-21781,24413,-21856,24346,-21931,24278,-22005,24211,-22080,24143,-22154,24075,-22228,24006,-22302,23938,-22375,23869,-22449,23800,-22522,23731,-22595,23661,-22667,23592,-22740,23522,-22812,23452,-22884,23382,-22956,23311,-23028,23240,-23099,23169,-23170,23098,-23241,23027,-23312,22955,-23383,22883,-23453,22811,-23523,22739,-23593,22666,-23662,22594,-23732,22521,-23801,22448,-23870,22374,-23939,22301,-24007,22227,-24076,22153,-24144,22079,-24212,22004,-24279,21930,-24347,21855,-24414,21780,-24481,21705,-24547,21629,-24614,21554,-24680,21478,-24746,21402,-24812,21326,-24878,21249,-24943,21173,-25008,21096,-25073,21019,-25137,20942,-25202,20864,-25266,20787,-25330,20709,-25393,20631,-25457,20553,-25520,20474,-25583,20396,-25646,20317,-25708,20238,-25770,20159,-25832,20079,-25894,20000,-25955,19920,-26017,19840,-26078,19760,-26138,19680,-26199,19599,-26259,19519,-26319,19438,-26379,19357,-26438,19276,-26498,19194,-26557,19113,-26616,19031,-26674,18949,-26732,18867,-26790,18785,-26848,18702,-26906,18620,-26963,18537,-27020,18454,-27077,18371,-27133,18287,-27189,18204,-27245,18120,-27301,18036,-27356,17952,-27412,17868,-27467,17784,-27521,17699,-27576,17615,-27630,17530,-27684,17445,-27737,17360,-27791,17274,-27844,17189,-27897,17103,-27949,17017,-28002,16931,-28054,16845,-28106,16759,-28157,16672,-28209,16586,-28260,16499,-28310,16412,-28361,16325,-28411,16238,-28461,16150,-28511,16063,-28560,15975,-28609,15887,-28658,15799,-28707,15711,-28755,15623,-28803,15534,-28851,15446,-28898,15357,-28946,15268,-28993,15179,-29039,15090,-29086,15001,-29132,14911,-29178,14822,-29223,14732,-29269,14642,-29314,14552,-29359,14462,-29403,14372,-29447,14281,-29491,14191,-29535,14100,-29578,14009,-29622,13918,-29664,13827,-29707,13736,-29749,13645,-29791,13553,-29833,13462,-29874,13370,-29916,13278,-29956,13186,-29997,13094,-30037,13002,-30077,12909,-30117,12817,-30157,12724,-30196,12632,-30235,12539,-30273,12446,-30312,12353,-30350,12260,-30387,12166,-30425,12073,-30462,11980,-30499,11886,-30536,11792,-30572,11698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#ifndef __AVX2__
void dft2048(int16_t *x,int16_t *y,int scale)
{
simdshort_q15_t xtmp[2048],*xtmpp,*x64 = (simdshort_q15_t *)x;
simdshort_q15_t xtmp[1024],*xtmpp,*x64 = (simdshort_q15_t *)x;
simd_q15_t ytmp[512],*tw2048_128p=(simd_q15_t *)tw2048,*y128=(simd_q15_t *)y,*y128p=(simd_q15_t *)y;
simd_q15_t *ytmpp = &ytmp[0];
int i;
......@@ -4519,7 +4528,7 @@ void dft2048(int16_t *x,int16_t *y,int scale)
void idft2048(int16_t *x,int16_t *y,int scale)
{
simdshort_q15_t xtmp[2048],*xtmpp,*x64 = (simdshort_q15_t *)x;
simdshort_q15_t xtmp[1024],*xtmpp,*x64 = (simdshort_q15_t *)x;
simd_q15_t ytmp[512],*tw2048_128p=(simd_q15_t *)tw2048,*y128=(simd_q15_t *)y,*y128p=(simd_q15_t *)y;
simd_q15_t *ytmpp = &ytmp[0];
int i;
......@@ -4606,9 +4615,9 @@ void idft2048(int16_t *x,int16_t *y,int scale)
}
#ifdef __AVX2__
#else // __AVX2__
void dft2048_simd256(int16_t *x,int16_t *y,int scale)
void dft2048(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[256],*xtmpp,*x256 = (simd256_q15_t *)x;
......@@ -4656,8 +4665,8 @@ void dft2048_simd256(int16_t *x,int16_t *y,int scale)
xtmpp+=32;
}
dft1024_simd256((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft1024_simd256((int16_t*)(xtmp+256),(int16_t*)(ytmp+128),1);
dft1024((int16_t*)(xtmp),(int16_t*)ytmp,1);
dft1024((int16_t*)(xtmp+128),(int16_t*)(ytmp+128),1);
for (i=0; i<128; i++) {
......@@ -4698,7 +4707,7 @@ void dft2048_simd256(int16_t *x,int16_t *y,int scale)
}
void idft2048_simd256(int16_t *x,int16_t *y,int scale)
void idft2048(int16_t *x,int16_t *y,int scale)
{
simd256_q15_t xtmp[256],*xtmpp,*x256 = (simd256_q15_t *)x;
......@@ -4746,8 +4755,8 @@ void idft2048_simd256(int16_t *x,int16_t *y,int scale)
xtmpp+=32;
}
idft1024_simd256((int16_t*)(xtmp),(int16_t*)ytmp,1);
idft1024_simd256((int16_t*)(xtmp+256),(int16_t*)(ytmp+128),1);
idft1024((int16_t*)(xtmp),(int16_t*)ytmp,1);
idft1024((int16_t*)(xtmp+128),(int16_t*)(ytmp+128),1);
for (i=0; i<128; i++) {
......@@ -4919,10 +4928,10 @@ void dft4096_simd256(int16_t *x,int16_t *y,int scale)
}
dft1024_simd256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
dft1024_simd256((int16_t*)(xtmp+128),(int16_t*)(ytmp+128),1);
dft1024_simd256((int16_t*)(xtmp+256),(int16_t*)(ytmp+256),1);
dft1024_simd256((int16_t*)(xtmp+384),(int16_t*)(ytmp+384),1);
dft1024((int16_t*)(xtmp),(int16_t*)(ytmp),1);
dft1024((int16_t*)(xtmp+128),(int16_t*)(ytmp+128),1);
dft1024((int16_t*)(xtmp+256),(int16_t*)(ytmp+256),1);
dft1024((int16_t*)(xtmp+384),(int16_t*)(ytmp+384),1);
for (i=0; i<128; i++) {
bfly4_256(ytmpp,ytmpp+128,ytmpp+256,ytmpp+384,
......@@ -4975,10 +4984,10 @@ void idft4096_simd256(int16_t *x,int16_t *y,int scale)
}
idft1024_simd256((int16_t*)(xtmp),(int16_t*)(ytmp),1);
idft1024_simd256((int16_t*)(xtmp+128),(int16_t*)(ytmp+128),1);
idft1024_simd256((int16_t*)(xtmp+256),(int16_t*)(ytmp+256),1);
idft1024_simd256((int16_t*)(xtmp+384),(int16_t*)(ytmp+384),1);
idft1024((int16_t*)(xtmp),(int16_t*)(ytmp),1);
idft1024((int16_t*)(xtmp+128),(int16_t*)(ytmp+128),1);
idft1024((int16_t*)(xtmp+256),(int16_t*)(ytmp+256),1);
idft1024((int16_t*)(xtmp+384),(int16_t*)(ytmp+384),1);
for (i=0; i<128; i++) {
ibfly4_256(ytmpp,ytmpp+128,ytmpp+256,ytmpp+384,
......@@ -18385,7 +18394,6 @@ void dft1200(int16_t *x,int16_t *y,unsigned char scale_flag)
if (scale_flag==1) {
norm128 = set1_int16(16384);//dft_norm_table[13]);
for (i=0; i<1200; i++) {
y128[i] = mulhi_int16(y128[i],norm128);
}
......@@ -18407,8 +18415,11 @@ int main(int argc, char**argv)
time_stats_t ts;
#ifdef __AVX2__
simd256_q15_t x[2048],y[2048],tw0,tw1,tw2,tw3;
#else
simd_q15_t x[4096],y[4096],tw0,tw1,tw2,tw3;
#endif
int i;
set_taus_seed(0);
......@@ -18754,62 +18765,58 @@ int main(int argc, char**argv)
((int16_t*)x)[1+(i<<1)] = 0;
((int16_t*)x)[2+(i<<1)] = -1024;
((int16_t*)x)[3+(i<<1)] = 0;
}*/
/*
for (i=0;i<128;i++) {
}
for (i=0;i<2048*2;i++) {
((int16_t*)x)[i] = i/2;//(int16_t)((taus()&0xffff))>>5;
}*/
/*
memset((void*)&y[0],0,64*4);
dft64_simd256((int16_t *)x,(int16_t *)y,1);
}
*/
memset((void*)&x[0],0,64*sizeof(int32_t));
for (i=2;i<36;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
for (i=(128-36);i<128;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
idft64((int16_t *)x,(int16_t *)y,1);
printf("64-point\n");
printf("X: ");
for (i=0;i<4;i++)
for (i=0;i<8;i++)
print_shorts256("",((int16_t *)x)+(i*16));
printf("\nY:");
for (i=0;i<4;i++)
for (i=0;i<8;i++)
print_shorts256("",((int16_t *)y)+(i*16));
printf("\n");
dft64((int16_t *)x,(int16_t *)y,1);
dft64((int16_t *)x,(int16_t *)y,1);
dft64((int16_t *)x,(int16_t *)y,1);
idft64((int16_t *)x,(int16_t *)y,1);
idft64((int16_t *)x,(int16_t *)y,1);
idft64((int16_t *)x,(int16_t *)y,1);
reset_meas(&ts);
for (i=0; i<10000000; i++) {
start_meas(&ts);
dft64((int16_t *)x,(int16_t *)y,1);
idft64((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n64-point (%f cycles, #trials %d)\n",(double)ts.diff/(double)ts.trials,ts.trials);
// write_output("x64.m","x64",x,64,1,1);
// write_output("y64.m","y64",y,64,1,1);
#ifdef __AVX2__
dft64_simd256((int16_t *)x,(int16_t *)y,1);
dft64_simd256((int16_t *)x,(int16_t *)y,1);
dft64_simd256((int16_t *)x,(int16_t *)y,1);
reset_meas(&ts);
for (i=0; i<10000000; i++) {
start_meas(&ts);
dft64_simd256((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n64-point AVX2 (%f cycles, #trials %d)\n",(double)ts.diff/(double)ts.trials,ts.trials);
write_output("x64_256.m","x64_256",x,64,1,1);
write_output("y64_256.m","y64_256",y,64,1,1);
#endif
*/
write_output("y64.m","y64",y,64,1,1);
write_output("x64.m","x64",x,64,1,1);
/*
printf("X: ");
......@@ -18831,33 +18838,32 @@ int main(int argc, char**argv)
}
*/
memset((void*)&y[0],0,128*4);
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft128((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
memset((void*)&x[0],0,128*4);
for (i=2;i<72;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
for (i=(256-72);i<256;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
printf("\n\n128-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
#ifdef __AVX2__
memset((void*)&y[0],0,128*4);
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft128_simd256((int16_t *)x,(int16_t *)y,1);
idft128((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n128-point AVX2 (%f cycles)\n",(double)ts.diff/(double)ts.trials);
write_output("x128_256.m","x128_256",x,128,1,1);
write_output("y128_256.m","y128_256",y,128,1,1);
#endif
/* printf("X: ");
printf("\n\n128-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
write_output("y128.m","y128",y,128,1,1);
write_output("x128.m","x128",x,128,1,1);
/*
printf("X: ");
for (i=0;i<32;i++)
printf("%d,%d,%d,%d,%d,%d,%d,%d,",((int16_t*)&x[i])[0],((int16_t *)&x[i])[1],((int16_t*)&x[i])[2],((int16_t *)&x[i])[3],((int16_t*)&x[i])[4],((int16_t*)&x[i])[5],((int16_t*)&x[i])[6],((int16_t*)&x[i])[7]);
printf("\nY:");
......@@ -18865,7 +18871,7 @@ int main(int argc, char**argv)
for (i=0;i<32;i++)
printf("%d,%d,%d,%d,%d,%d,%d,%d,",((int16_t*)&y[i])[0],((int16_t *)&y[i])[1],((int16_t*)&y[i])[2],((int16_t *)&y[i])[3],((int16_t*)&y[i])[4],((int16_t *)&y[i])[5],((int16_t*)&y[i])[6],((int16_t *)&y[i])[7]);
printf("\n");
*/
*/
/*
for (i=0; i<512; i++) {
......@@ -18874,52 +18880,55 @@ int main(int argc, char**argv)
memset((void*)&y[0],0,256*4);
*/
memset((void*)&x[0],0,256*sizeof(int32_t));
for (i=2;i<144;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
for (i=(512-144);i<512;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft256((int16_t *)x,(int16_t *)y,1);
idft256((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n256-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
#ifdef __AVX2__
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft256_simd256((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
write_output("y256.m","y256",y,256,1,1);
write_output("x256.m","x256",x,256,1,1);
memset((void*)&x[0],0,512*sizeof(int32_t));
for (i=2;i<302;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
printf("\n\n256-point AVX2 (%f cycles)\n",(double)ts.diff/(double)ts.trials);
#endif
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft512((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
for (i=(1024-300);i<1024;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
printf("\n\n512-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
#ifdef __AVX2__
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft512_simd256((int16_t *)x,(int16_t *)y,1);
idft512((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n512-point AVX2 (%f cycles)\n",(double)ts.diff/(double)ts.trials);
#endif
// write_output("x.m","x",x,512,1,1);
// write_output("y.m","y",y,512,1,1);
printf("\n\n512-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
write_output("y512.m","y512",y,512,1,1);
write_output("x512.m","x512",x,512,1,1);
/*
printf("X: ");
for (i=0;i<64;i++)
......@@ -18931,51 +18940,56 @@ int main(int argc, char**argv)
printf("\n");
*/
memset((void*)x,0,1024*sizeof(int32_t));
for (i=2;i<602;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
for (i=2*724;i<2048;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft1024((int16_t *)x,(int16_t *)y,1);
idft1024((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n1024-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
#ifdef __AVX2__
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft1024_simd256((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
write_output("y1024.m","y1024",y,1024,1,1);
write_output("x1024.m","x1024",x,1024,1,1);
memset((void*)x,0,2048*sizeof(int32_t));
for (i=2;i<1202;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
printf("\n\n1024-point - AVX2 (%f cycles)\n",(double)ts.diff/(double)ts.trials);
#endif
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft2048((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
for (i=2*(2048-600);i<4096;i++) {
if ((taus() & 1)==0)
((int16_t*)x)[i] = 364;
else
((int16_t*)x)[i] = -364;
}
printf("\n\n2048-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
#ifdef __AVX2__
reset_meas(&ts);
for (i=0; i<10000; i++) {
start_meas(&ts);
dft2048_simd256((int16_t *)x,(int16_t *)y,1);
idft2048((int16_t *)x,(int16_t *)y,1);
stop_meas(&ts);
}
printf("\n\n2048-point AVX2 (%f cycles)\n",(double)ts.diff/(double)ts.trials);
printf("\n\n2048-point(%f cycles)\n",(double)ts.diff/(double)ts.trials);
write_output("y2048.m","y2048",y,2048,1,1);
write_output("x2048.m","x2048",x,2048,1,1);
#endif
return(0);
}
openair1/PHY/TOOLS/twiddles8192.h 0 → 100644
View file @ 5dbe3bef
/* Twiddles generated with
twa = floor(32767*exp(-sqrt(-1)*2*pi*(0:4095)/8192));
twa2 = zeros(1,2*4096);
twa2(1:2:end) = real(twa);
twa2(2:2:end) = imag(twa);
fd=fopen("twiddle_tmp.txt","w");
fprintf(fd,"static int16_t tw8192[4096*2] = {");
fprintf(fd,"%d,",twa2(1:(4096*2)-1));
fprintf(fd,"%d};\n",twa2(end));
fclose(fd);
*/
static int16_t tw8192[4096*2] = {32767,0,32766,-26,32766,-51,32766,-76,32766,-101,32766,-126,32766,-151,32766,-176,32766,-202,32766,-227,32766,-252,32765,-277,32765,-302,32765,-327,32765,-352,32764,-377,32764,-403,32764,-428,32763,-453,32763,-478,32763,-503,32762,-528,32762,-553,32761,-579,32761,-604,32760,-629,32760,-654,32759,-679,32759,-704,32758,-729,32758,-754,32757,-780,32757,-805,32756,-830,32755,-855,32755,-880,32754,-905,32753,-930,32753,-955,32752,-981,32751,-1006,32750,-1031,32750,-1056,32749,-1081,32748,-1106,32747,-1131,32746,-1156,32745,-1181,32744,-1207,32743,-1232,32742,-1257,32741,-1282,32740,-1307,32739,-1332,32738,-1357,32737,-1382,32736,-1407,32735,-1433,32734,-1458,32733,-1483,32732,-1508,32731,-1533,32729,-1558,32728,-1583,32727,-1608,32726,-1633,32725,-1659,32723,-1684,32722,-1709,32721,-1734,32719,-1759,32718,-1784,32717,-1809,32715,-1834,32714,-1859,32712,-1884,32711,-1909,32709,-1935,32708,-1960,32706,-1985,32705,-2010,32703,-2035,32702,-2060,32700,-2085,32699,-2110,32697,-2135,32695,-2160,32694,-2185,32692,-2210,32690,-2236,32688,-2261,32687,-2286,32685,-2311,32683,-2336,32681,-2361,32680,-2386,32678,-2411,32676,-2436,32674,-2461,32672,-2486,32670,-2511,32668,-2536,32666,-2561,32664,-2586,32662,-2611,32660,-2637,32658,-2662,32656,-2687,32654,-2712,32652,-2737,32650,-2762,32648,-2787,32646,-2812,32644,-2837,32641,-2862,32639,-2887,32637,-2912,32635,-2937,32632,-2962,32630,-2987,32628,-3012,32625,-3037,32623,-3062,32621,-3087,32618,-3112,32616,-3137,32614,-3162,32611,-3187,32609,-3212,32606,-3237,32604,-3262,32601,-3287,32599,-3312,32596,-3337,32594,-3362,32591,-3387,32588,-3412,32586,-3437,32583,-3462,32580,-3487,32578,-3512,32575,-3537,32572,-3562,32570,-3587,32567,-3612,32564,-3637,32561,-3662,32558,-3687,32556,-3712,32553,-3737,32550,-3762,32547,-3787,32544,-3812,32541,-3837,32538,-3862,32535,-3887,32532,-3912,32529,-3937,32526,-3962,32523,-3987,32520,-4012,32517,-4036,32514,-4061,32511,-4086,32508,-4111,32504,-4136,32501,-4161,32498,-4186,32495,-4211,32492,-4236,32488,-4261,32485,-4286,32482,-4311,32478,-4336,32475,-4360,32472,-4385,32468,-4410,32465,-4435,32462,-4460,32458,-4485,32455,-4510,32451,-4535,32448,-4560,32444,-4585,32441,-4609,32437,-4634,32434,-4659,32430,-4684,32426,-4709,32423,-4734,32419,-4759,32416,-4784,32412,-4808,32408,-4833,32404,-4858,32401,-4883,32397,-4908,32393,-4933,32389,-4958,32386,-4982,32382,-5007,32378,-5032,32374,-5057,32370,-5082,32366,-5107,32362,-5131,32358,-5156,32354,-5181,32350,-5206,32346,-5231,32342,-5255,32338,-5280,32334,-5305,32330,-5330,32326,-5355,32322,-5379,32318,-5404,32314,-5429,32310,-5454,32305,-5479,32301,-5503,32297,-5528,32293,-5553,32288,-5578,32284,-5602,32280,-5627,32275,-5652,32271,-5677,32267,-5701,32262,-5726,32258,-5751,32254,-5776,32249,-5800,32245,-5825,32240,-5850,32236,-5875,32231,-5899,32227,-5924,32222,-5949,32218,-5973,32213,-5998,32208,-6023,32204,-6048,32199,-6072,32194,-6097,32190,-6122,32185,-6146,32180,-6171,32176,-6196,32171,-6220,32166,-6245,32161,-6270,32156,-6294,32152,-6319,32147,-6344,32142,-6368,32137,-6393,32132,-6418,32127,-6442,32122,-6467,32117,-6492,32112,-6516,32107,-6541,32102,-6565,32097,-6590,32092,-6615,32087,-6639,32082,-6664,32077,-6689,32072,-6713,32066,-6738,32061,-6762,32056,-6787,32051,-6812,32046,-6836,32040,-6861,32035,-6885,32030,-6910,32024,-6934,32019,-6959,32014,-6983,32008,-7008,32003,-7033,31998,-7057,31992,-7082,31987,-7106,31981,-7131,31976,-7155,31970,-7180,31965,-7204,31959,-7229,31954,-7253,31948,-7278,31943,-7302,31937,-7327,31931,-7351,31926,-7376,31920,-7400,31914,-7425,31909,-7449,31903,-7474,31897,-7498,31891,-7523,31886,-7547,31880,-7572,31874,-7596,31868,-7620,31862,-7645,31856,-7669,31851,-7694,31845,-7718,31839,-7743,31833,-7767,31827,-7791,31821,-7816,31815,-7840,31809,-7865,31803,-7889,31797,-7913,31791,-7938,31785,-7962,31778,-7987,31772,-8011,31766,-8035,31760,-8060,31754,-8084,31748,-8108,31741,-8133,31735,-8157,31729,-8181,31723,-8206,31716,-8230,31710,-8254,31704,-8279,31697,-8303,31691,-8327,31684,-8352,31678,-8376,31672,-8400,31665,-8425,31659,-8449,31652,-8473,31646,-8497,31639,-8522,31633,-8546,31626,-8570,31619,-8594,31613,-8619,31606,-8643,31600,-8667,31593,-8691,31586,-8716,31580,-8740,31573,-8764,31566,-8788,31559,-8813,31553,-8837,31546,-8861,31539,-8885,31532,-8909,31525,-8933,31518,-8958,31512,-8982,31505,-9006,31498,-9030,31491,-9054,31484,-9078,31477,-9103,31470,-9127,31463,-9151,31456,-9175,31449,-9199,31442,-9223,31435,-9247,31428,-9271,31420,-9296,31413,-9320,31406,-9344,31399,-9368,31392,-9392,31385,-9416,31377,-9440,31370,-9464,31363,-9488,31356,-9512,31348,-9536,31341,-9560,31334,-9584,31326,-9608,31319,-9632,31311,-9656,31304,-9680,31297,-9704,31289,-9728,31282,-9752,31274,-9776,31267,-9800,31259,-9824,31252,-9848,31244,-9872,31236,-9896,31229,-9920,31221,-9944,31214,-9968,31206,-9992,31198,-10016,31191,-10040,31183,-10064,31175,-10088,31167,-10112,31160,-10136,31152,-10160,31144,-10183,31136,-10207,31128,-10231,31121,-10255,31113,-10279,31105,-10303,31097,-10327,310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openair1/SIMULATION/LTE_PHY/dlsim.c
View file @ 5dbe3bef
......@@ -3336,7 +3336,7 @@ PMI_FEEDBACK:
PHY_vars_UE->dlsch_ue[0][cw]->harq_processes[PHY_vars_UE->dlsch_ue[0][cw]->current_harq_pid]->G = coded_bits_per_codeword;
/*
// calculate uncoded BLER
uncoded_ber=0;
for (i=0;i<coded_bits_per_codeword;i++)
......@@ -3352,7 +3352,7 @@ PMI_FEEDBACK:
if (n_frames==1)
write_output("uncoded_ber_bit.m","uncoded_ber_bit",uncoded_ber_bit,coded_bits_per_codeword,1,0);
*/
start_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
dlsch_unscrambling(&PHY_vars_UE->lte_frame_parms,
......@@ -3463,10 +3463,10 @@ PMI_FEEDBACK:
}
sprintf(fname,"rxsig0_r%d.m",round);
sprintf(vname,"rxs0_r%d.m",round);
sprintf(vname,"rxs0_r%d",round);
write_output(fname,vname, &PHY_vars_UE->lte_ue_common_vars.rxdata[0][0],10*PHY_vars_UE->lte_frame_parms.samples_per_tti,1,1);
sprintf(fname,"rxsigF0_r%d.m",round);
sprintf(vname,"rxs0F_r%d.m",round);
sprintf(vname,"rxs0F_r%d",round);
write_output(fname,vname, &PHY_vars_UE->lte_ue_common_vars.rxdataF[0][0],2*PHY_vars_UE->lte_frame_parms.ofdm_symbol_size*nsymb,2,1);
if (PHY_vars_UE->lte_frame_parms.nb_antennas_rx>1) {
......@@ -3479,14 +3479,14 @@ PMI_FEEDBACK:
}
sprintf(fname,"dlsch00_r%d.m",round);
sprintf(vname,"dl00_r%d.m",round);
sprintf(vname,"dl00_r%d",round);
write_output(fname,vname,
&(PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[eNB_id][0][0]),
PHY_vars_UE->lte_frame_parms.ofdm_symbol_size*nsymb,1,1);
if (PHY_vars_UE->lte_frame_parms.nb_antennas_rx>1) {
sprintf(fname,"dlsch01_r%d.m",round);
sprintf(vname,"dl01_r%d.m",round);
sprintf(vname,"dl01_r%d",round);
write_output(fname,vname,
&(PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[eNB_id][1][0]),
PHY_vars_UE->lte_frame_parms.ofdm_symbol_size*nsymb/2,1,1);
......@@ -3494,7 +3494,7 @@ PMI_FEEDBACK:
if (PHY_vars_eNB->lte_frame_parms.nb_antennas_tx>1) {
sprintf(fname,"dlsch10_r%d.m",round);
sprintf(vname,"dl10_r%d.m",round);
sprintf(vname,"dl10_r%d",round);
write_output(fname,vname,
&(PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[eNB_id][2][0]),
PHY_vars_UE->lte_frame_parms.ofdm_symbol_size*nsymb/2,1,1);
......@@ -3502,7 +3502,7 @@ PMI_FEEDBACK:
if ((PHY_vars_UE->lte_frame_parms.nb_antennas_rx>1) && (PHY_vars_eNB->lte_frame_parms.nb_antennas_tx>1)) {
sprintf(fname,"dlsch11_r%d.m",round);
sprintf(vname,"dl11_r%d.m",round);
sprintf(vname,"dl11_r%d",round);
write_output(fname,vname,
&(PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[eNB_id][3][0]),
PHY_vars_UE->lte_frame_parms.ofdm_symbol_size*nsymb/2,1,1);
......
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