maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Memory free in nr_zero_forcing_rx() function

Browse Source
This commit is contained in:
Roberto Louro Magueta
2023-02-27 11:31:51 +01:00
committed by laurent
parent 27f242ea08
commit f1d5a92cd7
1 changed files with 33 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c
+33 -11
View File
@@ -2198,7 +2198,7 @@ uint8_t nr_zero_forcing_rx(uint32_t rx_size,
int length)
{
int *ch0r, *ch0c;
int32_t *** conjH_H_elements;
int32_t ***conjH_H_elements;
uint32_t nb_rb_0 = length/12 + ((length%12)?1:0);
int32_t determ_fin[12*nb_rb_0] __attribute__((aligned(32)));
@@ -2233,11 +2233,11 @@ uint8_t nr_zero_forcing_rx(uint32_t rx_size,
//Compute the inverse and determinant of the H^*H matrix
//Allocate the inverse matrix
int32_t ** inv_H_h_H;
inv_H_h_H = (int32_t **)malloc16_clear( n_tx*n_tx*sizeof(int32_t *) );
for (int rtx=0;rtx<n_tx;rtx++) {//row
for (int ctx=0;ctx<n_tx;ctx++) {//column
inv_H_h_H[ctx*n_tx+rtx] = (int32_t *)malloc16_clear( 12*nb_rb_0*sizeof(int32_t) );
int32_t **inv_H_h_H;
inv_H_h_H = (int32_t **)malloc16_clear(n_tx * n_tx * sizeof(int32_t *));
for (int rtx = 0; rtx < n_tx; rtx++) { // row
for (int ctx = 0; ctx < n_tx; ctx++) { // column
inv_H_h_H[ctx * n_tx + rtx] = (int32_t *)malloc16_clear(12 * nb_rb_0 * sizeof(int32_t));
}
}
int fp_flag = 1;//0: float point calc 1: Fixed point calc
@@ -2253,10 +2253,10 @@ uint8_t nr_zero_forcing_rx(uint32_t rx_size,
int32_t outtemp[12*nb_rb_0] __attribute__((aligned(32)));
int32_t **rxdataF_zforcing;
//Allocate rxdataF for zforcing out
rxdataF_zforcing = (int32_t **)malloc16_clear( n_tx*sizeof(int32_t *) );
for (int rtx=0;rtx<n_tx;rtx++) {//row
rxdataF_zforcing[rtx] = (int32_t *)malloc16_clear( 12*nb_rb_0*sizeof(int32_t) );
}
rxdataF_zforcing = (int32_t **)malloc16_clear(n_tx * sizeof(int32_t *));
for (int rtx = 0; rtx < n_tx; rtx++) { // row
rxdataF_zforcing[rtx] = (int32_t *)malloc16_clear(12 * nb_rb_0 * sizeof(int32_t));
}
for (int rtx=0;rtx<n_tx;rtx++) {//Output Layers row
// loop over Layers rtx=0,...,N_Layers-1
@@ -2342,7 +2342,29 @@ uint8_t nr_zero_forcing_rx(uint32_t rx_size,
_mm_empty();
_m_empty();
return(0);
// Memory free
for (int aarx = 0; aarx < n_rx; aarx++) {
for (int rtx = 0; rtx < n_tx; rtx++) { // row
for (int ctx = 0; ctx < n_tx; ctx++) { // column
free(conjH_H_elements[aarx][ctx * n_tx + rtx]);
}
}
free(conjH_H_elements[aarx]);
}
free(conjH_H_elements);
for (int rtx = 0; rtx < n_tx; rtx++) { // row
for (int ctx = 0; ctx < n_tx; ctx++) { // column
free(inv_H_h_H[ctx * n_tx + rtx]);
}
}
free(inv_H_h_H);
for (int rtx = 0; rtx < n_tx; rtx++) { // row
free(rxdataF_zforcing[rtx]);
}
free(rxdataF_zforcing);
return 0;
}
static void nr_dlsch_layer_demapping(int16_t *llr_cw[2],