shiftTooManyBitsSigned

common/utils/nr/nr_common.h

@@ -169,12 +169,18 @@ uint32_t nr_timer_elapsed_time(NR_timer_t timer);
 
 extern const nr_bandentry_t nr_bandtable[];
 
-static inline int get_num_dmrs(uint16_t dmrs_mask ) {
+static inline int get_num_dmrs(uint16_t dmrs_mask )
+{
   int num_dmrs=0;
   for (int i=0;i<16;i++) num_dmrs+=((dmrs_mask>>i)&1);
   return(num_dmrs);
 }
 
+static __attribute__((always_inline)) inline int count_bits_set(uint64_t v)
+{
+  return __builtin_popcountll(v);
+}
+
 uint64_t reverse_bits(uint64_t in, int n_bits);
 void reverse_bits_u8(uint8_t const* in, size_t sz, uint8_t* out);
 

openair1/PHY/CODING/nrPolar_tools/nr_polar_procedures.c

@@ -32,7 +32,6 @@
 
 #include "common/utils/nr/nr_common.h"
 #include "PHY/CODING/nrPolar_tools/nr_polar_defs.h"
-
 #include <assert.h>
 #include <stdlib.h>
 #include <stdint.h>

openair1/PHY/NR_TRANSPORT/nr_pbch.c

@@ -265,10 +265,10 @@ int nr_generate_pbch(nfapi_nr_dl_tti_ssb_pdu *ssb_pdu,
   pbch->pbch_a |= n_hf<<28; // half frame index bit
 
   if (Lmax == 64)
-    for (int i=0; i<3; i++)
-      pbch->pbch_a |= ((ssb_index>>(5-i))&1)<<(29+i); // resp. 6th, 5th and 4th bits of ssb_index
+    for (int i = 0; i < 3; i++)
+      pbch->pbch_a |= (uint32_t)((ssb_index >> (5 - i)) & 1) << (29 + i); // resp. 6th, 5th and 4th bits of ssb_index
   else
-    pbch->pbch_a |= ((ssb_sc_offset>>4)&1)<<29; //MSB of k_SSB (bit index 4)
+    pbch->pbch_a |= ((ssb_sc_offset >> 4) & 1) << 29; //MSB of k_SSB (bit index 4)
 
   LOG_D(PHY,"After extra byte: pbch_a = 0x%08x\n",pbch->pbch_a);
 

openair1/PHY/TOOLS/tools_defs.h

@@ -813,11 +813,6 @@ double interp(double x, double *xs, double *ys, int count);
 void simde_mm128_separate_real_imag_parts(simde__m128i *out_re, simde__m128i *out_im, simde__m128i in0, simde__m128i in1);
 void simde_mm256_separate_real_imag_parts(simde__m256i *out_re, simde__m256i *out_im, simde__m256i in0, simde__m256i in1);
 
-static __attribute__((always_inline)) inline int count_bits_set(uint64_t v)
-{
-  return __builtin_popcountll(v);
-}
-
 #ifdef __cplusplus
 }
 #endif

openair1/SCHED_NR/phy_procedures_nr_gNB.c

@@ -544,13 +544,14 @@ void fill_ul_rb_mask(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx) {
   int rb2 = 0;
   int prbpos = 0;
 
-  for (int symbol=0;symbol<14;symbol++) {
-    for (int m=0;m<9;m++) {
+  for (int symbol = 0; symbol < 14; symbol++) {
+    for (int m = 0; m < 9; m++) {
       gNB->rb_mask_ul[symbol][m] = 0;
-      for (int i=0;i<32;i++) {
-        prbpos = (m*32)+i;
-        if (prbpos>gNB->frame_parms.N_RB_UL) break;
-        gNB->rb_mask_ul[symbol][m] |= (gNB->ulprbbl[prbpos]>0 ? 1 : 0)<<i;
+      for (int i = 0; i < 32; i++) {
+        prbpos = (m * 32) + i;
+        if (prbpos>gNB->frame_parms.N_RB_UL)
+          break;
+        gNB->rb_mask_ul[symbol][m] |= (gNB->ulprbbl[prbpos] > 0 ? 1U : 0) << i;
       }
     }
   }

openair1/SIMULATION/TOOLS/gauss.c

@@ -25,28 +25,24 @@
 #include "defs.h"
 
 
-unsigned int *generate_gauss_LUT(unsigned char Nbits,
-                                 unsigned char L
-                                ) {
-  unsigned int *LUT_ptr,i;
-  LUT_ptr = (unsigned int *)malloc((1<<(Nbits-1))*sizeof(int));
+unsigned int *generate_gauss_LUT(unsigned char Nbits, unsigned char L)
+{
+  unsigned int *LUT_ptr = calloc((1U << (Nbits - 1)), sizeof(int));
   assert(LUT_ptr);
 
-  for (i=0; i<(1<<(Nbits-1)); i++) {
-    LUT_ptr[i] = (unsigned int)((double)((unsigned int)(1<<31))*erf(i*L/(double)(1<<(Nbits-1))));
+  for (int i = 0; i < (1 << (Nbits - 1)); i++) {
+    LUT_ptr[i] = (unsigned int)((double)((unsigned int)(1U << 31)) * erf(i * L / (double)(1 << (Nbits - 1))));
 #ifdef LUTDEBUG
-    printf("pos %u : LUT_ptr[%u]=%x (%f)\n",i,i,LUT_ptr[i],(double)(erf(i*L/(double)(1<<(Nbits-1)))));
+    printf("pos %d : LUT_ptr[%d]=%x (%f)\n", i, i, LUT_ptr[i], (double)(erf(i * L / (double)(1 << (Nbits -1 )))));
 #endif //LUTDEBUG
   }
-
   return(LUT_ptr);
 }
 
 
 
-int gauss(unsigned int *gauss_LUT,
-          unsigned char Nbits
-         ) {
+int gauss(unsigned int *gauss_LUT, unsigned char Nbits)
+{
   unsigned int search_pos,step_size,u,tmp,tmpm1,tmpp1,s;
   // Get a 32-bit uniform random-variable
   u = taus();
@@ -127,8 +123,10 @@ void main(int argc,char **argv) {
     //    printf("%d\n",gauss(gauss_LUT_ptr,Nbits));
   }
 
-  printf("Tail probability = %e(%x)\n",2*erfc((double)L*gauss_LUT_ptr[(1<<(Nbits-1))-1]/(unsigned int)(1<<31)),gauss_LUT_ptr[(1<<(Nbits-1))-1]);
-  printf("max %d, min %d, mean %f, stddev %f, Pr(maxnum)=%e(%d)\n",maxg,ming,meang,sqrt(varg),(double)maxnum/Ntrials,maxnum);
+  printf("Tail probability = %e(%x)\n",
+         2 * erfc((double)L * gauss_LUT_ptr[(1U << (Nbits - 1)) - 1] / (unsigned int)(1U << 31)),
+         gauss_LUT_ptr[(1U << (Nbits - 1)) - 1]);
+  printf("max %d, min %d, mean %f, stddev %f, Pr(maxnum)=%e(%d)\n", maxg, ming, meang, sqrt(varg), (double)maxnum / Ntrials, maxnum);
   //  for (i=0;i<(1<<Nhistbits);i++)
   //    printf("%d : %u\n",i,hist[i]);
   free(gauss_LUT_ptr);

openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c

@@ -1686,19 +1686,15 @@ int get_nr_prach_occasion_info_from_index(uint8_t index,
                                           uint8_t *N_dur,
                                           uint8_t *N_RA_slot,
                                           uint16_t *N_RA_sfn,
-                                 uint8_t *max_association_period) {
-
+                                          uint8_t *max_association_period)
+{
   int x;
-  int64_t s_map;
+  uint64_t s_map;
   uint8_t format2 = 0xff;
   if (pointa > 2016666) { //FR2
     x = table_6_3_3_2_4_prachConfig_Index[index][2];
     s_map = table_6_3_3_2_4_prachConfig_Index[index][5];
-    for(int i = 0; i < 64 ;i++) {
-      if ( (s_map >> i) & 0x01) {
-        (*N_RA_sfn)++;
-      }
-    }
+    *N_RA_sfn += count_bits_set(s_map);
     *N_RA_slot = table_6_3_3_2_4_prachConfig_Index[index][7]; // Number of RACH slots within a subframe
     *max_association_period = 160/(x * 10); 
     if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
@@ -1722,15 +1718,10 @@ int get_nr_prach_occasion_info_from_index(uint8_t index,
     return 1;
  }
   else {
-
     if (unpaired) {
       x = table_6_3_3_2_3_prachConfig_Index[index][2];
       s_map = table_6_3_3_2_3_prachConfig_Index[index][4];
-		  for(int i = 0; i < 64 ;i++) {
-        if ( (s_map >> i) & 0x01) {
-          (*N_RA_sfn)++;
-				}
-      }
+      *N_RA_sfn += count_bits_set(s_map);
       *N_RA_slot = table_6_3_3_2_3_prachConfig_Index[index][6]; // Number of RACH slots within a subframe
       *max_association_period = 160/(x * 10); 
       if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
@@ -1755,11 +1746,7 @@ int get_nr_prach_occasion_info_from_index(uint8_t index,
     else { // FDD
       x = table_6_3_3_2_2_prachConfig_Index[index][2];
       s_map = table_6_3_3_2_2_prachConfig_Index[index][4];
-      for(int i = 0; i < 64 ; i++) {
-        if ( (s_map >> i) & 0x01) {
-          (*N_RA_sfn)++;
-        }
-      }
+      *N_RA_sfn += count_bits_set(s_map);
       *N_RA_slot = table_6_3_3_2_2_prachConfig_Index[index][6];
       if (start_symbol != NULL && N_t_slot != NULL && N_dur != NULL && format != NULL){
         *start_symbol = table_6_3_3_2_2_prachConfig_Index[index][5];