LCOV - code coverage report
Current view: top level - ballet/reedsol - fd_reedsol_encode_32.c (source / functions) Hit Total Coverage
Test: cov.lcov Lines: 87 170 51.2 %
Date: 2026-08-14 04:54:57 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /* Note: This file is auto generated. */
       2             : #include "fd_reedsol_ppt.h"
       3             : 
       4             : FD_FN_UNSANITIZED void
       5             : fd_reedsol_private_encode_32( ulong                 shred_sz,
       6             :                               uchar const * const * data_shred,
       7             :                               ulong                 data_shred_cnt,
       8             :                               uchar       * const * parity_shred,
       9      124958 :                               ulong                 parity_shred_cnt ) {
      10     3941480 :   for( ulong shred_pos=0UL; shred_pos<shred_sz; /* advanced manually at end of loop */ ) {
      11     3816522 :     gf_t in00 = gf_ldu( data_shred[  0 ] + shred_pos );  gf_t in01 = gf_ldu( data_shred[  1 ] + shred_pos );
      12     3816522 :     gf_t in02 = gf_ldu( data_shred[  2 ] + shred_pos );  gf_t in03 = gf_ldu( data_shred[  3 ] + shred_pos );
      13     3816522 :     gf_t in04 = gf_ldu( data_shred[  4 ] + shred_pos );  gf_t in05 = gf_ldu( data_shred[  5 ] + shred_pos );
      14     3816522 :     gf_t in06 = gf_ldu( data_shred[  6 ] + shred_pos );  gf_t in07 = gf_ldu( data_shred[  7 ] + shred_pos );
      15     3816522 :     gf_t in08 = gf_ldu( data_shred[  8 ] + shred_pos );  gf_t in09 = gf_ldu( data_shred[  9 ] + shred_pos );
      16     3816522 :     gf_t in10 = gf_ldu( data_shred[ 10 ] + shred_pos );  gf_t in11 = gf_ldu( data_shred[ 11 ] + shred_pos );
      17     3816522 :     gf_t in12 = gf_ldu( data_shred[ 12 ] + shred_pos );  gf_t in13 = gf_ldu( data_shred[ 13 ] + shred_pos );
      18     3816522 :     gf_t in14 = gf_ldu( data_shred[ 14 ] + shred_pos );  gf_t in15 = gf_ldu( data_shred[ 15 ] + shred_pos );
      19     3816522 :     gf_t in16 = gf_zero();  gf_t in17 = gf_zero();  gf_t in18 = gf_zero();  gf_t in19 = gf_zero();
      20     3816522 :     gf_t in20 = gf_zero();  gf_t in21 = gf_zero();  gf_t in22 = gf_zero();  gf_t in23 = gf_zero();
      21     3816522 :     gf_t in24 = gf_zero();  gf_t in25 = gf_zero();  gf_t in26 = gf_zero();  gf_t in27 = gf_zero();
      22     3816522 :     gf_t in28 = gf_zero();  gf_t in29 = gf_zero();  gf_t in30 = gf_zero();  gf_t in31 = gf_zero();
      23     3816522 :     switch( data_shred_cnt ) {
      24     3816522 :       case 32UL: in31 = gf_ldu( data_shred[ 31 ] + shred_pos ); FALLTHRU
      25     3816522 :       case 31UL: in30 = gf_ldu( data_shred[ 30 ] + shred_pos ); FALLTHRU
      26     3816522 :       case 30UL: in29 = gf_ldu( data_shred[ 29 ] + shred_pos ); FALLTHRU
      27     3816522 :       case 29UL: in28 = gf_ldu( data_shred[ 28 ] + shred_pos ); FALLTHRU
      28     3816522 :       case 28UL: in27 = gf_ldu( data_shred[ 27 ] + shred_pos ); FALLTHRU
      29     3816522 :       case 27UL: in26 = gf_ldu( data_shred[ 26 ] + shred_pos ); FALLTHRU
      30     3816522 :       case 26UL: in25 = gf_ldu( data_shred[ 25 ] + shred_pos ); FALLTHRU
      31     3816522 :       case 25UL: in24 = gf_ldu( data_shred[ 24 ] + shred_pos ); FALLTHRU
      32     3816522 :       case 24UL: in23 = gf_ldu( data_shred[ 23 ] + shred_pos ); FALLTHRU
      33     3816522 :       case 23UL: in22 = gf_ldu( data_shred[ 22 ] + shred_pos ); FALLTHRU
      34     3816522 :       case 22UL: in21 = gf_ldu( data_shred[ 21 ] + shred_pos ); FALLTHRU
      35     3816522 :       case 21UL: in20 = gf_ldu( data_shred[ 20 ] + shred_pos ); FALLTHRU
      36     3816522 :       case 20UL: in19 = gf_ldu( data_shred[ 19 ] + shred_pos ); FALLTHRU
      37     3816522 :       case 19UL: in18 = gf_ldu( data_shred[ 18 ] + shred_pos ); FALLTHRU
      38     3816522 :       case 18UL: in17 = gf_ldu( data_shred[ 17 ] + shred_pos ); FALLTHRU
      39     3816522 :       case 17UL: in16 = gf_ldu( data_shred[ 16 ] + shred_pos );
      40     3816522 :     }
      41     3816522 :     #define ALL_VARS in00, in01, in02, in03, in04, in05, in06, in07, in08, in09, in10, in11, in12, in13, in14, in15, in16, in17, in18, in19, in20, in21, in22, in23, in24, in25, in26, in27, in28, in29, in30, in31
      42     3816522 :     switch( data_shred_cnt ) {
      43     3816522 :       case 32UL: FD_REEDSOL_GENERATE_IFFT( 32,  0, ALL_VARS ); break;
      44           0 :       case 31UL: FD_REEDSOL_GENERATE_PPT(  32, 31, ALL_VARS ); break;
      45           0 :       case 30UL: FD_REEDSOL_GENERATE_PPT(  32, 30, ALL_VARS ); break;
      46           0 :       case 29UL: FD_REEDSOL_GENERATE_PPT(  32, 29, ALL_VARS ); break;
      47           0 :       case 28UL: FD_REEDSOL_GENERATE_PPT(  32, 28, ALL_VARS ); break;
      48           0 :       case 27UL: FD_REEDSOL_GENERATE_PPT(  32, 27, ALL_VARS ); break;
      49           0 :       case 26UL: FD_REEDSOL_GENERATE_PPT(  32, 26, ALL_VARS ); break;
      50           0 :       case 25UL: FD_REEDSOL_GENERATE_PPT(  32, 25, ALL_VARS ); break;
      51           0 :       case 24UL: FD_REEDSOL_GENERATE_PPT(  32, 24, ALL_VARS ); break;
      52           0 :       case 23UL: FD_REEDSOL_GENERATE_PPT(  32, 23, ALL_VARS ); break;
      53           0 :       case 22UL: FD_REEDSOL_GENERATE_PPT(  32, 22, ALL_VARS ); break;
      54           0 :       case 21UL: FD_REEDSOL_GENERATE_PPT(  32, 21, ALL_VARS ); break;
      55           0 :       case 20UL: FD_REEDSOL_GENERATE_PPT(  32, 20, ALL_VARS ); break;
      56           0 :       case 19UL: FD_REEDSOL_GENERATE_PPT(  32, 19, ALL_VARS ); break;
      57           0 :       case 18UL: FD_REEDSOL_GENERATE_PPT(  32, 18, ALL_VARS ); break;
      58           0 :       case 17UL: FD_REEDSOL_GENERATE_PPT(  32, 17, ALL_VARS ); break;
      59     3816522 :     }
      60             :     /* That generated the first 32-data_shred_cnt parity shreds in the
      61             :        last 32-data_shred_cnt variables. We might only need
      62             :        parity_shred_cnt of them though. */
      63     3816522 :     ulong total_shreds = data_shred_cnt+parity_shred_cnt;
      64     3816522 :     switch( data_shred_cnt ) {
      65           0 :       case 17UL: if( total_shreds <= 17UL ) break; gf_stu( parity_shred[ 17UL-data_shred_cnt ] + shred_pos, in17 ); in17 = gf_zero(); FALLTHRU
      66           0 :       case 18UL: if( total_shreds <= 18UL ) break; gf_stu( parity_shred[ 18UL-data_shred_cnt ] + shred_pos, in18 ); in18 = gf_zero(); FALLTHRU
      67           0 :       case 19UL: if( total_shreds <= 19UL ) break; gf_stu( parity_shred[ 19UL-data_shred_cnt ] + shred_pos, in19 ); in19 = gf_zero(); FALLTHRU
      68           0 :       case 20UL: if( total_shreds <= 20UL ) break; gf_stu( parity_shred[ 20UL-data_shred_cnt ] + shred_pos, in20 ); in20 = gf_zero(); FALLTHRU
      69           0 :       case 21UL: if( total_shreds <= 21UL ) break; gf_stu( parity_shred[ 21UL-data_shred_cnt ] + shred_pos, in21 ); in21 = gf_zero(); FALLTHRU
      70           0 :       case 22UL: if( total_shreds <= 22UL ) break; gf_stu( parity_shred[ 22UL-data_shred_cnt ] + shred_pos, in22 ); in22 = gf_zero(); FALLTHRU
      71           0 :       case 23UL: if( total_shreds <= 23UL ) break; gf_stu( parity_shred[ 23UL-data_shred_cnt ] + shred_pos, in23 ); in23 = gf_zero(); FALLTHRU
      72           0 :       case 24UL: if( total_shreds <= 24UL ) break; gf_stu( parity_shred[ 24UL-data_shred_cnt ] + shred_pos, in24 ); in24 = gf_zero(); FALLTHRU
      73           0 :       case 25UL: if( total_shreds <= 25UL ) break; gf_stu( parity_shred[ 25UL-data_shred_cnt ] + shred_pos, in25 ); in25 = gf_zero(); FALLTHRU
      74           0 :       case 26UL: if( total_shreds <= 26UL ) break; gf_stu( parity_shred[ 26UL-data_shred_cnt ] + shred_pos, in26 ); in26 = gf_zero(); FALLTHRU
      75           0 :       case 27UL: if( total_shreds <= 27UL ) break; gf_stu( parity_shred[ 27UL-data_shred_cnt ] + shred_pos, in27 ); in27 = gf_zero(); FALLTHRU
      76           0 :       case 28UL: if( total_shreds <= 28UL ) break; gf_stu( parity_shred[ 28UL-data_shred_cnt ] + shred_pos, in28 ); in28 = gf_zero(); FALLTHRU
      77           0 :       case 29UL: if( total_shreds <= 29UL ) break; gf_stu( parity_shred[ 29UL-data_shred_cnt ] + shred_pos, in29 ); in29 = gf_zero(); FALLTHRU
      78           0 :       case 30UL: if( total_shreds <= 30UL ) break; gf_stu( parity_shred[ 30UL-data_shred_cnt ] + shred_pos, in30 ); in30 = gf_zero(); FALLTHRU
      79           0 :       case 31UL: if( total_shreds <= 31UL ) break; gf_stu( parity_shred[ 31UL-data_shred_cnt ] + shred_pos, in31 ); in31 = gf_zero();
      80     3816522 :     }
      81     3816522 :     ulong parity_produced  = fd_ulong_min( 32UL - data_shred_cnt, parity_shred_cnt );
      82     3816522 :     ulong parity_remaining = parity_shred_cnt - parity_produced;
      83     3816522 :     if( FD_UNLIKELY( parity_remaining>0UL ) ) {
      84             :       /* Produce another 32 parity shreds */
      85     3816522 :       FD_REEDSOL_GENERATE_FFT(  32, 32, ALL_VARS );
      86     3816522 :       switch( parity_remaining ) {
      87           0 :         default:
      88     3816522 :         case 32UL: gf_stu( parity_shred[ 31UL+parity_produced ] + shred_pos, in31 ); FALLTHRU
      89     3816522 :         case 31UL: gf_stu( parity_shred[ 30UL+parity_produced ] + shred_pos, in30 ); FALLTHRU
      90     3816522 :         case 30UL: gf_stu( parity_shred[ 29UL+parity_produced ] + shred_pos, in29 ); FALLTHRU
      91     3816522 :         case 29UL: gf_stu( parity_shred[ 28UL+parity_produced ] + shred_pos, in28 ); FALLTHRU
      92     3816522 :         case 28UL: gf_stu( parity_shred[ 27UL+parity_produced ] + shred_pos, in27 ); FALLTHRU
      93     3816522 :         case 27UL: gf_stu( parity_shred[ 26UL+parity_produced ] + shred_pos, in26 ); FALLTHRU
      94     3816522 :         case 26UL: gf_stu( parity_shred[ 25UL+parity_produced ] + shred_pos, in25 ); FALLTHRU
      95     3816522 :         case 25UL: gf_stu( parity_shred[ 24UL+parity_produced ] + shred_pos, in24 ); FALLTHRU
      96     3816522 :         case 24UL: gf_stu( parity_shred[ 23UL+parity_produced ] + shred_pos, in23 ); FALLTHRU
      97     3816522 :         case 23UL: gf_stu( parity_shred[ 22UL+parity_produced ] + shred_pos, in22 ); FALLTHRU
      98     3816522 :         case 22UL: gf_stu( parity_shred[ 21UL+parity_produced ] + shred_pos, in21 ); FALLTHRU
      99     3816522 :         case 21UL: gf_stu( parity_shred[ 20UL+parity_produced ] + shred_pos, in20 ); FALLTHRU
     100     3816522 :         case 20UL: gf_stu( parity_shred[ 19UL+parity_produced ] + shred_pos, in19 ); FALLTHRU
     101     3816522 :         case 19UL: gf_stu( parity_shred[ 18UL+parity_produced ] + shred_pos, in18 ); FALLTHRU
     102     3816522 :         case 18UL: gf_stu( parity_shred[ 17UL+parity_produced ] + shred_pos, in17 ); FALLTHRU
     103     3816522 :         case 17UL: gf_stu( parity_shred[ 16UL+parity_produced ] + shred_pos, in16 ); FALLTHRU
     104     3816522 :         case 16UL: gf_stu( parity_shred[ 15UL+parity_produced ] + shred_pos, in15 ); FALLTHRU
     105     3816522 :         case 15UL: gf_stu( parity_shred[ 14UL+parity_produced ] + shred_pos, in14 ); FALLTHRU
     106     3816522 :         case 14UL: gf_stu( parity_shred[ 13UL+parity_produced ] + shred_pos, in13 ); FALLTHRU
     107     3816522 :         case 13UL: gf_stu( parity_shred[ 12UL+parity_produced ] + shred_pos, in12 ); FALLTHRU
     108     3816522 :         case 12UL: gf_stu( parity_shred[ 11UL+parity_produced ] + shred_pos, in11 ); FALLTHRU
     109     3816522 :         case 11UL: gf_stu( parity_shred[ 10UL+parity_produced ] + shred_pos, in10 ); FALLTHRU
     110     3816522 :         case 10UL: gf_stu( parity_shred[  9UL+parity_produced ] + shred_pos, in09 ); FALLTHRU
     111     3816522 :         case  9UL: gf_stu( parity_shred[  8UL+parity_produced ] + shred_pos, in08 ); FALLTHRU
     112     3816522 :         case  8UL: gf_stu( parity_shred[  7UL+parity_produced ] + shred_pos, in07 ); FALLTHRU
     113     3816522 :         case  7UL: gf_stu( parity_shred[  6UL+parity_produced ] + shred_pos, in06 ); FALLTHRU
     114     3816522 :         case  6UL: gf_stu( parity_shred[  5UL+parity_produced ] + shred_pos, in05 ); FALLTHRU
     115     3816522 :         case  5UL: gf_stu( parity_shred[  4UL+parity_produced ] + shred_pos, in04 ); FALLTHRU
     116     3816522 :         case  4UL: gf_stu( parity_shred[  3UL+parity_produced ] + shred_pos, in03 ); FALLTHRU
     117     3816522 :         case  3UL: gf_stu( parity_shred[  2UL+parity_produced ] + shred_pos, in02 ); FALLTHRU
     118     3816522 :         case  2UL: gf_stu( parity_shred[  1UL+parity_produced ] + shred_pos, in01 ); FALLTHRU
     119     3816522 :         case  1UL: gf_stu( parity_shred[  0UL+parity_produced ] + shred_pos, in00 );
     120     3816522 :       }
     121     3816522 :       parity_produced += fd_ulong_min( 32UL, parity_remaining );
     122     3816522 :       parity_remaining = parity_shred_cnt - parity_produced;
     123     3816522 :     }
     124     3816522 :     if( FD_UNLIKELY( parity_remaining>0UL ) ) {
     125             :       /* Produce another 32 parity shreds */
     126           0 :       FD_REEDSOL_GENERATE_IFFT( 32, 32, ALL_VARS );
     127           0 :       FD_REEDSOL_GENERATE_FFT(  32, 64, ALL_VARS );
     128           0 :       switch( parity_remaining ) {
     129           0 :         default:
     130           0 :         case 32UL: gf_stu( parity_shred[ 31UL+parity_produced ] + shred_pos, in31 ); FALLTHRU
     131           0 :         case 31UL: gf_stu( parity_shred[ 30UL+parity_produced ] + shred_pos, in30 ); FALLTHRU
     132           0 :         case 30UL: gf_stu( parity_shred[ 29UL+parity_produced ] + shred_pos, in29 ); FALLTHRU
     133           0 :         case 29UL: gf_stu( parity_shred[ 28UL+parity_produced ] + shred_pos, in28 ); FALLTHRU
     134           0 :         case 28UL: gf_stu( parity_shred[ 27UL+parity_produced ] + shred_pos, in27 ); FALLTHRU
     135           0 :         case 27UL: gf_stu( parity_shred[ 26UL+parity_produced ] + shred_pos, in26 ); FALLTHRU
     136           0 :         case 26UL: gf_stu( parity_shred[ 25UL+parity_produced ] + shred_pos, in25 ); FALLTHRU
     137           0 :         case 25UL: gf_stu( parity_shred[ 24UL+parity_produced ] + shred_pos, in24 ); FALLTHRU
     138           0 :         case 24UL: gf_stu( parity_shred[ 23UL+parity_produced ] + shred_pos, in23 ); FALLTHRU
     139           0 :         case 23UL: gf_stu( parity_shred[ 22UL+parity_produced ] + shred_pos, in22 ); FALLTHRU
     140           0 :         case 22UL: gf_stu( parity_shred[ 21UL+parity_produced ] + shred_pos, in21 ); FALLTHRU
     141           0 :         case 21UL: gf_stu( parity_shred[ 20UL+parity_produced ] + shred_pos, in20 ); FALLTHRU
     142           0 :         case 20UL: gf_stu( parity_shred[ 19UL+parity_produced ] + shred_pos, in19 ); FALLTHRU
     143           0 :         case 19UL: gf_stu( parity_shred[ 18UL+parity_produced ] + shred_pos, in18 ); FALLTHRU
     144           0 :         case 18UL: gf_stu( parity_shred[ 17UL+parity_produced ] + shred_pos, in17 ); FALLTHRU
     145           0 :         case 17UL: gf_stu( parity_shred[ 16UL+parity_produced ] + shred_pos, in16 ); FALLTHRU
     146           0 :         case 16UL: gf_stu( parity_shred[ 15UL+parity_produced ] + shred_pos, in15 ); FALLTHRU
     147           0 :         case 15UL: gf_stu( parity_shred[ 14UL+parity_produced ] + shred_pos, in14 ); FALLTHRU
     148           0 :         case 14UL: gf_stu( parity_shred[ 13UL+parity_produced ] + shred_pos, in13 ); FALLTHRU
     149           0 :         case 13UL: gf_stu( parity_shred[ 12UL+parity_produced ] + shred_pos, in12 ); FALLTHRU
     150           0 :         case 12UL: gf_stu( parity_shred[ 11UL+parity_produced ] + shred_pos, in11 ); FALLTHRU
     151           0 :         case 11UL: gf_stu( parity_shred[ 10UL+parity_produced ] + shred_pos, in10 ); FALLTHRU
     152           0 :         case 10UL: gf_stu( parity_shred[  9UL+parity_produced ] + shred_pos, in09 ); FALLTHRU
     153           0 :         case  9UL: gf_stu( parity_shred[  8UL+parity_produced ] + shred_pos, in08 ); FALLTHRU
     154           0 :         case  8UL: gf_stu( parity_shred[  7UL+parity_produced ] + shred_pos, in07 ); FALLTHRU
     155           0 :         case  7UL: gf_stu( parity_shred[  6UL+parity_produced ] + shred_pos, in06 ); FALLTHRU
     156           0 :         case  6UL: gf_stu( parity_shred[  5UL+parity_produced ] + shred_pos, in05 ); FALLTHRU
     157           0 :         case  5UL: gf_stu( parity_shred[  4UL+parity_produced ] + shred_pos, in04 ); FALLTHRU
     158           0 :         case  4UL: gf_stu( parity_shred[  3UL+parity_produced ] + shred_pos, in03 ); FALLTHRU
     159           0 :         case  3UL: gf_stu( parity_shred[  2UL+parity_produced ] + shred_pos, in02 ); FALLTHRU
     160           0 :         case  2UL: gf_stu( parity_shred[  1UL+parity_produced ] + shred_pos, in01 ); FALLTHRU
     161           0 :         case  1UL: gf_stu( parity_shred[  0UL+parity_produced ] + shred_pos, in00 );
     162           0 :       }
     163           0 :       parity_produced += fd_ulong_min( 32UL, parity_remaining );
     164           0 :       parity_remaining = parity_shred_cnt - parity_produced;
     165           0 :     }
     166     3816522 :     if( FD_UNLIKELY( parity_remaining>0UL ) ) {
     167             :       /* Produce another 32 parity shreds */
     168           0 :       FD_REEDSOL_GENERATE_IFFT( 32, 64, ALL_VARS );
     169           0 :       FD_REEDSOL_GENERATE_FFT(  32, 96, ALL_VARS );
     170           0 :       switch( parity_remaining ) {
     171           0 :         default:
     172           0 :         case  4UL: gf_stu( parity_shred[  3UL+parity_produced ] + shred_pos, in03 ); FALLTHRU
     173           0 :         case  3UL: gf_stu( parity_shred[  2UL+parity_produced ] + shred_pos, in02 ); FALLTHRU
     174           0 :         case  2UL: gf_stu( parity_shred[  1UL+parity_produced ] + shred_pos, in01 ); FALLTHRU
     175           0 :         case  1UL: gf_stu( parity_shred[  0UL+parity_produced ] + shred_pos, in00 );
     176           0 :       }
     177           0 :       parity_produced += fd_ulong_min( 4UL, parity_remaining );
     178           0 :       parity_remaining = parity_shred_cnt - parity_produced;
     179           0 :     }
     180     3816522 :     #undef ALL_VARS
     181             :     /* In order to handle shred sizes that are not divisible by 32, we clamp
     182             :        shred_pos to shred_sz-32 when shred_sz-32<shred_pos<shred_sz
     183             :        (after the increment). */
     184     3816522 :     shred_pos += GF_WIDTH;
     185     3816522 :     shred_pos = fd_ulong_if( ((shred_sz-GF_WIDTH)<shred_pos) & (shred_pos<shred_sz), shred_sz-GF_WIDTH, shred_pos );
     186     3816522 :   }
     187      124958 : }

Generated by: LCOV version 1.14