ffdecsa/parallel_032_int.h

   1 /* FFdecsa -- fast decsa algorithm
   2  *
   3  * Copyright (C) 2003-2004  fatih89r
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #include "parallel_std_def.h"
  21
  22 typedef unsigned int group;
  23 #define GROUP_PARALLELISM 32
  24 #define FF0()      0x0
  25 #define FF1()      0xffffffff
  26
  27 /* 64 rows of 32 bits */
  28
  29 inline static void FFTABLEIN(unsigned char *tab, int g, unsigned char *data){
  30   *(((int *)tab)+g)=*((int *)data);
  31   *(((int *)tab)+32+g)=*(((int *)data)+1);
  32 }
  33
  34 inline static void FFTABLEOUT(unsigned char *data, unsigned char *tab, int g){
  35   *((int *)data)=*(((int *)tab)+g);
  36   *(((int *)data)+1)=*(((int *)tab)+32+g);
  37 }
  38
  39 inline static void FFTABLEOUTXORNBY(int n, unsigned char *data, unsigned char *tab, int g){
  40   int j;
  41   for(j=0;j<n;j++){
  42     *(data+j)^=*(tab+4*(g+(j>=4?32-1:0))+j);
  43   }
  44 }
  45
  46 typedef unsigned int batch;
  47 #define BYTES_PER_BATCH 4
  48 #define B_FFN_ALL_29() 0x29292929
  49 #define B_FFN_ALL_02() 0x02020202
  50 #define B_FFN_ALL_04() 0x04040404
  51 #define B_FFN_ALL_10() 0x10101010
  52 #define B_FFN_ALL_40() 0x40404040
  53 #define B_FFN_ALL_80() 0x80808080
  54
  55 #define M_EMPTY()