1 | /**CFile*********************************************************************** |
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2 | |
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3 | FileName [Robust.c] |
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4 | |
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5 | PackageName [rob] |
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6 | |
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7 | Synopsis [Functions for Robustness computation.] |
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8 | |
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9 | Author [Souheib baarir, Denis poitrenaud, J.M. Ilié] |
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10 | |
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11 | Copyright [Copyright (c) 1994-1996 The Regents of the Univ. of Paris VI. |
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12 | All rights reserved. |
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13 | |
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14 | Permission is hereby granted, without written agreement and without license |
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15 | or royalty fees, to use, copy, modify, and distribute this software and its |
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16 | documentation for any purpose, provided that the above copyright notice and |
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17 | the following two paragraphs appear in all copies of this software. |
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18 | |
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19 | IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR |
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20 | DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT |
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21 | OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF |
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22 | CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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23 | |
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24 | THE UNIVERSITY OF PARIS VI SPECIFICALLY DISCLAIMS ANY WARRANTIES, |
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25 | INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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26 | FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN |
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27 | "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO PROVIDE |
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28 | MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.] |
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29 | |
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30 | *****************************************************************************/ |
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31 | #include <cuPortInt.h> |
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32 | #include "Robust.h" |
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33 | |
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34 | #define mymddGetVarById( mgr, id ) \ |
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35 | array_fetch(mvar_type, mdd_ret_mvar_list((mgr)),(id)) |
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36 | |
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37 | |
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38 | void |
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39 | conv_error_msg(FILE* f, char* cmd, type_err e){ |
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40 | |
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41 | |
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42 | switch(e){ |
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43 | case eofile :fprintf(f,cmd); fprintf(f," error :"); |
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44 | fprintf(f," the output file cannot be read \n"); |
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45 | break; |
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46 | case ecmd :fprintf(f,cmd); fprintf(f," error :"); |
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47 | fprintf(f," the mdd is not set \n"); |
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48 | break; |
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49 | case earg :fprintf(f,cmd);fprintf(f," error : too many arguments\n"); |
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50 | fprintf(f,"usage: %s \" ltl_formula \" \n",cmd); |
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51 | break; |
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52 | } |
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53 | } |
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54 | |
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55 | void |
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56 | error_msg(FILE* f, char* cmd, type_err e){ |
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57 | |
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58 | |
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59 | switch(e){ |
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60 | case ecmd : fprintf(f,"usage: set_"), fprintf(f, cmd); fprintf(f," [-h] file\n"); |
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61 | fprintf(f," -h : print the command usage\n"); |
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62 | fprintf(f," file: file file containing the ctl formula\n"); |
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63 | break; |
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64 | case eofile :fprintf(f,"set_");fprintf(f,cmd); fprintf(f," error :"); |
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65 | fprintf(f,cmd); fprintf(f," ctl definition file cannot be read. Check permissions and path\n "); |
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66 | break; |
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67 | case earg :fprintf(f,"set_");fprintf(f,cmd); fprintf(f," error : too many arguments\n"); break; |
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68 | case enfile :fprintf(f,"set_");fprintf(f,cmd); fprintf(f," error :"); fprintf(f,cmd); |
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69 | fprintf(f," ctl definition file not provided\n");break; |
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70 | case eicmd : fprintf(f,"usage : set_init [-h] [-s #] [-v #] [[-m fmodel] [-g file] | -f file] \n"); |
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71 | fprintf(f," -h : print the command usage\n"); |
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72 | fprintf(f," -s # : print reachability information every printStep steps (0 for no information).\n"); |
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73 | fprintf(f," -v # : verbosity level\n"); |
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74 | fprintf(f," -m fmodel : precises the fault model, where fmodel can be one of the following : \n"); |
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75 | fprintf(f," usut : a single fault on a single time unit \n"); |
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76 | fprintf(f," usmt : a single fault on multiple time units \n"); |
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77 | fprintf(f," msut : multiple falts on a sigle time unit \n"); |
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78 | fprintf(f," msmt : multiple falts on a multiple time units \n"); |
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79 | fprintf(f," -g file : compute the set of initial errors states with respect to a sequential elements protection, given in file\n"); |
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80 | fprintf(f," -f file : compute the set of initial errors states with respect to a ctl formula given in file\n"); |
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81 | |
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82 | break; |
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83 | case eiofile : fprintf(f,"set_init error : Protected/Formula definition file cannot be read. Check permissions and path\n "); |
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84 | break; |
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85 | case ercmd : fprintf(f,"usage : robustness [-h] [-s #] [-v #] [-r #]\n"); |
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86 | fprintf(f," -h : print the command usage\n"); |
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87 | fprintf(f," -s # : print reachability information every printStep steps (0 for no information).\n"); |
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88 | fprintf(f," -v # : verbosity level\n"); |
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89 | fprintf(f," -r # : robustness type 1 = rob1 default rob4\n"); |
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90 | break; |
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91 | } |
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92 | } |
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93 | |
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94 | void get_number_of_states(Fsm_Fsm_t *fsm, mdd_t* b, EpDouble* ep) { |
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95 | array_t *psVarsArray; |
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96 | int nvars; |
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97 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
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98 | psVarsArray = Fsm_FsmReadPresentStateVars(fsm); |
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99 | nvars = ComputeNumberOfBinaryStateVariables(mddManager, psVarsArray); |
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100 | |
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101 | if (nvars <= EPD_MAX_BIN) { |
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102 | EpdConvert(mdd_count_onset(mddManager, b, psVarsArray),ep); |
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103 | } |
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104 | else { |
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105 | mdd_epd_count_onset(mddManager, b, psVarsArray, ep); |
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106 | } |
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107 | } |
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108 | |
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109 | void print_number_of_states(char* msg, Fsm_Fsm_t *fsm, mdd_t* b) { |
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110 | EpDouble *ep = EpdAlloc(); |
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111 | get_number_of_states(fsm, b, ep); |
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112 | char buff[1024]; |
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113 | EpdGetString(ep, buff); |
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114 | |
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115 | EpdFree(ep); |
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116 | (void) fprintf(vis_stdout, "%-50s%15s\n", msg, buff); |
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117 | } |
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118 | |
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119 | array_t * |
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120 | determine_non_protected_registers(Fsm_Fsm_t *fsm, FILE *f) { |
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121 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
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122 | array_t *wordArray = array_alloc(char*, 0); |
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123 | array_t *nonProtectedIdArray = array_alloc(int, 0); |
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124 | array_t *psVarsArray = Fsm_FsmReadPresentStateVars(fsm); |
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125 | int arrSize = array_n( psVarsArray ); |
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126 | int i, j; |
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127 | char word[1024]; |
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128 | |
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129 | if (!f) { |
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130 | (void) fprintf(vis_stdout, "no register is protected \n"); |
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131 | // return nonProtectedIdArray; |
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132 | } |
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133 | else{ |
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134 | fscanf(f, "%1023s", word); |
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135 | while (!feof(f)) { |
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136 | char *buff = (char*)malloc(strlen(word) + 1); |
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137 | strcpy(buff, word); |
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138 | array_insert_last(char*, wordArray, buff); |
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139 | fscanf(f, "%1023s", word); |
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140 | } |
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141 | fclose(f); |
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142 | } |
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143 | |
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144 | // construction du vecteur des registres non protégés |
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145 | for ( i = 0 ; i < arrSize ; i++ ) { |
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146 | int mddId = array_fetch( int, psVarsArray, i ); |
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147 | mvar_type mVar = array_fetch(mvar_type, |
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148 | mdd_ret_mvar_list(mddManager),mddId); |
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149 | int protect = 0, j; |
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150 | for ( j = 0 ; j < array_n( wordArray ) ; j++ ) { |
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151 | char* w = array_fetch( char*, wordArray, j ); |
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152 | int l = strlen(w); |
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153 | //printf("%s \n",w); |
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154 | if (l > 0 && w[l-1] == '*') { |
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155 | if (strncmp(mVar.name, w, l-1) == 0) { |
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156 | protect = 1; |
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157 | break; |
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158 | } |
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159 | } |
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160 | else if (strcmp(mVar.name, w) == 0) { |
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161 | protect = 1; |
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162 | break; |
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163 | } |
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164 | } |
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165 | (void) fprintf(vis_stdout, "%-20s%10d", mVar.name, mVar.values); |
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166 | if (protect) { |
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167 | (void) fprintf(vis_stdout, " protected\n"); |
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168 | } |
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169 | else { |
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170 | array_insert_last(int, nonProtectedIdArray, mddId); |
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171 | (void) fprintf(vis_stdout, " not protected\n"); |
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172 | if (mVar.values > 2) |
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173 | (void) fprintf(vis_stdout, |
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174 | "WARNING : the variable %s seems to be a control state (of %d values) and not a register\n", |
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175 | mVar.name, mVar.values); |
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176 | } |
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177 | } |
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178 | |
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179 | for ( i = 0 ; i < array_n( wordArray ) ; i++ ) |
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180 | free(array_fetch( char*, wordArray, i )); |
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181 | array_free(wordArray); |
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182 | |
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183 | return nonProtectedIdArray; |
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184 | } |
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185 | |
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186 | mdd_t* compute_error_states(Fsm_Fsm_t *fsm, mdd_t* reachable, |
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187 | int verbosityLevel, |
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188 | int printStep, |
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189 | FILE* protect) { |
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190 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
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191 | array_t *nonProtectedIdArray; |
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192 | mdd_t *prec, *tmp1, *tmp2, *res, *reach, *old; |
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193 | int numit = 0, arrSize; |
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194 | |
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195 | // construction du vecteur des registres non protégés |
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196 | nonProtectedIdArray = |
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197 | determine_non_protected_registers(fsm,protect); |
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198 | |
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199 | if (array_n(nonProtectedIdArray) == |
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200 | array_n( Fsm_FsmReadPresentStateVars(fsm) )) { |
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201 | // All the registers are unprotected |
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202 | return mdd_one(mddManager); |
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203 | } |
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204 | |
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205 | // calcul des états d'erreur |
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206 | old = fsm->reachabilityInfo.initialStates; |
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207 | reach = mdd_dup(reachable); |
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208 | prec = mdd_zero(mddManager); |
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209 | while (1) { |
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210 | numit++; |
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211 | if(verbosityLevel > 1){ |
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212 | (void) fprintf(vis_stdout, "iteration number: %15d\n", numit); |
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213 | print_number_of_states("known error states = ", fsm, prec); |
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214 | } |
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215 | |
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216 | tmp1 = mdd_smooth(mddManager, reach, nonProtectedIdArray); |
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217 | mdd_free(reach); |
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218 | res = mdd_or(tmp1, prec, 1, 1); |
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219 | mdd_free(tmp1); |
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220 | |
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221 | if (mdd_lequal(res, prec, 1, 1)) { |
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222 | if(verbosityLevel > 1) |
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223 | (void) fprintf(vis_stdout, "number of iterations: %15d\n", numit); |
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224 | mdd_free(prec); |
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225 | array_free(nonProtectedIdArray); |
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226 | fsm->reachabilityInfo.initialStates = old; |
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227 | return res; |
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228 | } |
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229 | |
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230 | mdd_free(prec);prec = res; |
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231 | fsm->reachabilityInfo.initialStates = mdd_dup(res); |
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232 | reach = Fsm_FsmComputeReachableStates( |
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233 | fsm, 0, verbosityLevel, printStep, 0, 0, |
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234 | 0, 0, Fsm_Rch_Default_c, 0, 1, NIL(array_t), |
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235 | 0, NIL(array_t)); |
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236 | mdd_free(fsm->reachabilityInfo.initialStates); |
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237 | } |
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238 | |
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239 | (void) fprintf(vis_stdout, "Oups, erreur grave\n"); |
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240 | assert(0); |
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241 | return res; |
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242 | } |
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243 | |
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244 | mdd_t* error_states(Fsm_Fsm_t *fsm, |
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245 | mdd_t* reachable, |
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246 | array_t *nonProtectedIdArray) { |
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247 | |
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248 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
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249 | mdd_t *prec, *tmp1, *tmp2, *res, *reach, *old; |
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250 | int numit = 0, arrSize; |
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251 | |
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252 | |
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253 | if (array_n(nonProtectedIdArray) == |
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254 | array_n( Fsm_FsmReadPresentStateVars(fsm) )) { |
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255 | // All the registers are unprotected |
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256 | return mdd_one(mddManager); |
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257 | } |
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258 | |
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259 | // calcul des états d'erreur |
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260 | old = fsm->reachabilityInfo.initialStates; |
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261 | reach = mdd_dup(reachable); |
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262 | prec = mdd_zero(mddManager); |
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263 | |
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264 | while (1) { |
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265 | |
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266 | tmp1 = mdd_smooth(mddManager, reach, nonProtectedIdArray); |
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267 | mdd_free(reach); |
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268 | res = mdd_or(tmp1, prec, 1, 1); |
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269 | mdd_free(tmp1); |
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270 | |
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271 | if (mdd_lequal(res, prec, 1, 1)) { |
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272 | mdd_free(prec); |
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273 | fsm->reachabilityInfo.initialStates = old; |
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274 | return res; |
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275 | } |
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276 | |
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277 | mdd_free(prec);prec = res; |
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278 | fsm->reachabilityInfo.initialStates = mdd_dup(res); |
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279 | reach = Fsm_FsmComputeReachableStates( |
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280 | fsm, 0, 0, 0, 0, 0, |
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281 | 0, 0, Fsm_Rch_Default_c, |
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282 | 0, 1, NIL(array_t), |
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283 | 0, NIL(array_t)); |
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284 | mdd_free(fsm->reachabilityInfo.initialStates); |
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285 | } |
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286 | |
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287 | return res; |
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288 | } |
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289 | |
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290 | |
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291 | |
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292 | static array_t * |
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293 | getbddvars( mdd_manager *mgr, |
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294 | array_t *mvars) { |
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295 | array_t *bdd_vars = array_alloc(bdd_t *, 0); |
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296 | int i, j, mv_no; |
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297 | mvar_type mv; |
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298 | mdd_t *top; |
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299 | bdd_t *temp; |
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300 | array_t *mvar_list = mdd_ret_mvar_list(mgr); |
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301 | |
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302 | |
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303 | if ( mvars == NIL(array_t) || array_n(mvars) == 0) { |
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304 | printf("\nWARNING: Empty Array of MDD Variables\n"); |
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305 | return bdd_vars; |
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306 | } |
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307 | |
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308 | for (i=0; i<array_n(mvars); i++) { |
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309 | mv_no = array_fetch(int, mvars, i); |
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310 | mv = array_fetch(mvar_type, mvar_list, mv_no); |
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311 | if (mv.status == MDD_BUNDLED) { |
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312 | (void) fprintf(stderr, |
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313 | "\ngetbddvars: bundled variable %s used\n",mv.name); |
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314 | fail(""); |
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315 | } |
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316 | |
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317 | for (j=0; j<mv.encode_length; j++) { |
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318 | temp = bdd_get_variable(mgr, mdd_ret_bvar_id(&mv,j) ); |
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319 | array_insert_last(bdd_t *, bdd_vars, temp); |
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320 | } |
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321 | } |
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322 | return bdd_vars; |
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323 | |
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324 | for (i=0; i<array_n(bdd_vars); i++) { |
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325 | temp = array_fetch(bdd_t *, bdd_vars, i); |
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326 | bdd_free(temp); |
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327 | } |
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328 | } |
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329 | |
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330 | static mdd_t* |
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331 | mdd_restrict(mdd_manager* mgr, |
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332 | mdd_t* l,mdd_t* d){ |
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333 | |
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334 | DdNode * tmp=bdd_bdd_restrict(mgr, l->node,d->node); |
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335 | |
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336 | if (tmp== DD_ONE((DdManager *)mgr) ) { |
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337 | return mdd_one(mgr); |
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338 | } |
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339 | |
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340 | if (tmp==Cudd_Not(DD_ONE((DdManager *)mgr))) { |
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341 | return mdd_zero(mgr); |
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342 | } |
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343 | |
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344 | cuddRef(tmp); |
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345 | return bdd_construct_bdd_t(mgr,tmp); |
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346 | } |
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347 | |
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348 | // injection effective d'une erreur dans le registre r à partir des états de S |
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349 | // return $S_{\left|r} \wedge \neg r \vee S_{\left|\neg r} \wedge r$ |
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350 | static mdd_t* inj_register(mdd_manager *mddManager, mdd_t* S, mdd_t* r) { |
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351 | mdd_t *tmp1, *tmp2, *res; |
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352 | tmp1 = mdd_restrict(mddManager, S, r); |
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353 | tmp2 = mdd_and(tmp1, r, 1, 0); |
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354 | mdd_free(tmp1); |
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355 | res = tmp2; |
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356 | |
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357 | tmp2 = bdd_not(r); |
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358 | tmp1 = mdd_restrict(mddManager, S, tmp2); |
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359 | mdd_free(tmp2); |
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360 | tmp2 = mdd_and(tmp1, r, 1, 1); |
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361 | mdd_free(tmp1); |
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362 | |
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363 | tmp1 = mdd_or(res, tmp2, 1, 1); |
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364 | mdd_free(res); |
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365 | mdd_free(tmp2); |
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366 | return tmp1; |
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367 | } |
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368 | |
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369 | // injection effective d'une erreur unique dans un des registres non protégés |
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370 | mdd_t* inj_us(mdd_manager *mddManager, array_t* bdd_not_protected, mdd_t* S) { |
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371 | int arrSize, i; |
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372 | mdd_t *tmp1, *tmp2, *v, *res; |
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373 | |
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374 | res = mdd_zero(mddManager); |
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375 | arrSize = array_n(bdd_not_protected); |
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376 | for ( i = 0 ; i < arrSize ; i++ ) { |
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377 | v = array_fetch(bdd_t *, bdd_not_protected, i); |
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378 | tmp1 = inj_register(mddManager, S, v); |
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379 | tmp2 = mdd_or(res, tmp1, 1, 1); |
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380 | mdd_free(res); |
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381 | mdd_free(tmp1); |
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382 | res = tmp2; |
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383 | } |
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384 | return res; |
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385 | } |
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386 | |
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387 | // injection effective d'erreurs multiples |
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388 | // dans au moins un des registres non protégés |
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389 | mdd_t* inj_ms(mdd_manager *mddManager, |
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390 | array_t* bdd_not_protected, |
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391 | mdd_t* S) { |
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392 | int arrSize, i; |
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393 | mdd_t *tmp1, *tmp2, *v, *res; |
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394 | array_t* bdd_vars; |
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395 | |
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396 | res = mdd_zero(mddManager); |
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397 | arrSize = array_n(bdd_not_protected); |
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398 | |
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399 | for ( i = 0 ; i < arrSize ; i++ ) { |
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400 | |
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401 | v = array_fetch(bdd_t *, bdd_not_protected, i); |
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402 | tmp1 = inj_register(mddManager, S, v); |
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403 | |
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404 | bdd_vars = array_partial_dup(bdd_not_protected, i) ; |
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405 | tmp2 = bdd_smooth(tmp1, bdd_vars); |
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406 | mdd_free(tmp1); |
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407 | tmp1 = mdd_or(res, tmp2, 1, 1); |
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408 | mdd_free(res); |
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409 | mdd_free(tmp2); |
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410 | array_free(bdd_vars); |
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411 | res = tmp1; |
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412 | } |
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413 | return res; |
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414 | } |
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415 | |
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416 | /* mdd_t* error_states_us(Fsm_Fsm_t *fsm, */ |
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417 | /* mdd_t* reachable, */ |
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418 | /* FILE* protected) { */ |
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419 | |
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420 | /* mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); */ |
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421 | /* array_t *nonProtectedIdArray,*bdd_vars, */ |
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422 | /* *bdd_one_v= array_alloc(bdd_t *, 0); */ |
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423 | /* mdd_t *prec, *tmp1, *tmp2, *res, *reach, *old; */ |
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424 | /* int numit = 0, arrSize=0; */ |
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425 | |
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426 | /* construction du vecteur des registres non protégés */ |
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427 | /* nonProtectedIdArray = */ |
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428 | /* determine_non_protected_registers(fsm,protected); */ |
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429 | |
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430 | /* if (array_n(nonProtectedIdArray) == */ |
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431 | /* array_n( Fsm_FsmReadPresentStateVars(fsm) )) { */ |
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432 | /* All the registers are unprotected */ |
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433 | /* return mdd_one(mddManager); */ |
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434 | /* } */ |
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435 | |
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436 | /* bdd_vars = getbddvars(mddManager, nonProtectedIdArray); */ |
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437 | /* arrSize = array_n(bdd_vars); */ |
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438 | |
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439 | /* calcul des états d'erreur */ |
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440 | /* old = fsm->reachabilityInfo.initialStates; */ |
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441 | /* reach = mdd_dup(reachable); */ |
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442 | /* prec = mdd_zero(mddManager); */ |
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443 | |
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444 | /* do { */ |
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445 | |
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446 | /* tmp1= */ |
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447 | /* for (i=0; i<arrSize;++i){ */ |
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448 | /* v = array_fetch(bdd_t *, bdd_not_protected, i); */ |
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449 | /* array_insert(bdd_t *, bdd_one_v,0, v); */ |
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450 | /* tmp2 = bdd_smooth(tmp1, bdd_one_v); */ |
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451 | /* mdd_free(res); */ |
---|
452 | /* res = mdd_or(tmp1, tmp2, 1, 1); */ |
---|
453 | /* mdd_free(tmp1); */ |
---|
454 | /* tmp1=res; */ |
---|
455 | /* } */ |
---|
456 | |
---|
457 | /* fsm->reachabilityInfo.initialStates = mdd_dup(res); */ |
---|
458 | /* reach = Fsm_FsmComputeReachableStates( */ |
---|
459 | /* fsm, 0, 0, 0, 0, 0, */ |
---|
460 | /* 0, 0, Fsm_Rch_Default_c, */ |
---|
461 | /* 0, 1, NIL(array_t), */ |
---|
462 | /* 0, NIL(array_t)); */ |
---|
463 | /* mdd_free(fsm->reachabilityInfo.initialStates); */ |
---|
464 | /* }while() */ |
---|
465 | |
---|
466 | /* return res; */ |
---|
467 | |
---|
468 | /* } */ |
---|
469 | |
---|
470 | |
---|
471 | |
---|
472 | |
---|
473 | |
---|
474 | |
---|
475 | |
---|
476 | |
---|
477 | |
---|
478 | |
---|
479 | |
---|
480 | |
---|
481 | // modÚle de faute unicité spaciale et unicité temporelle |
---|
482 | //(S doit désigner l'ensemble des états accessibles) |
---|
483 | mdd_t* error_states_us_ut(Fsm_Fsm_t *fsm, |
---|
484 | mdd_t* S, |
---|
485 | FILE* protect) { |
---|
486 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
---|
487 | array_t *nonProtectedIdArray, *bdd_vars; |
---|
488 | mdd_t *res; |
---|
489 | |
---|
490 | // construction du vecteur des registres non protégés |
---|
491 | nonProtectedIdArray = |
---|
492 | determine_non_protected_registers(fsm,protect); |
---|
493 | |
---|
494 | bdd_vars = getbddvars(mddManager, nonProtectedIdArray); |
---|
495 | res = inj_us(mddManager, bdd_vars, S); |
---|
496 | array_free(bdd_vars); |
---|
497 | array_free(nonProtectedIdArray); |
---|
498 | return res; |
---|
499 | } |
---|
500 | |
---|
501 | // modÚle de faute multiplicité spaciale et unicité temporelle |
---|
502 | // (S doit désigner l'ensemble des états accessibles) |
---|
503 | mdd_t* error_states_ms_ut(Fsm_Fsm_t *fsm, |
---|
504 | mdd_t* S, |
---|
505 | FILE* protect) { |
---|
506 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
---|
507 | array_t *nonProtectedIdArray, *bdd_vars; |
---|
508 | mdd_t *res; |
---|
509 | |
---|
510 | // construction du vecteur des registres non protégés |
---|
511 | nonProtectedIdArray = |
---|
512 | determine_non_protected_registers(fsm,protect); |
---|
513 | |
---|
514 | bdd_vars = getbddvars(mddManager, nonProtectedIdArray); |
---|
515 | res = inj_ms(mddManager, bdd_vars, S); |
---|
516 | array_free(bdd_vars); |
---|
517 | array_free(nonProtectedIdArray); |
---|
518 | return res; |
---|
519 | } |
---|
520 | |
---|
521 | |
---|
522 | // modÚle de faute multiplicité spaciale et multiplicité temporelle |
---|
523 | // (S doit désigner l'ensemble des états accessibles) |
---|
524 | mdd_t* error_states_ms_mt(Fsm_Fsm_t *fsm, |
---|
525 | mdd_t* S0, |
---|
526 | mdd_t* S, |
---|
527 | FILE* protect) { |
---|
528 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
---|
529 | array_t *nonProtectedIdArray, *bdd_vars; |
---|
530 | mdd_t *res,*delta_reachB; |
---|
531 | |
---|
532 | // construction du vecteur des registres non protégés |
---|
533 | |
---|
534 | mdd_t *tmp = fsm->reachabilityInfo.initialStates; |
---|
535 | mdd_t *tmpReach = fsm->reachabilityInfo.reachableStates; |
---|
536 | |
---|
537 | nonProtectedIdArray = |
---|
538 | determine_non_protected_registers(fsm,protect); |
---|
539 | bdd_vars = getbddvars(mddManager, nonProtectedIdArray); |
---|
540 | |
---|
541 | fsm->reachabilityInfo.initialStates = |
---|
542 | error_states(fsm, S,nonProtectedIdArray); |
---|
543 | |
---|
544 | delta_reachB = Fsm_FsmComputeReachableStates( fsm, 0, 0, 0, 0, 0, |
---|
545 | 0, 0, Fsm_Rch_Default_c, |
---|
546 | 0, 1, NIL(array_t), |
---|
547 | 0, NIL(array_t)); |
---|
548 | mdd_free(fsm->reachabilityInfo.initialStates); |
---|
549 | |
---|
550 | mdd_t* restmp = mdd_or(S0, delta_reachB, 1, 1); |
---|
551 | |
---|
552 | fsm->reachabilityInfo.initialStates=tmp; |
---|
553 | fsm->reachabilityInfo.reachableStates = tmpReach; |
---|
554 | |
---|
555 | res = inj_ms(mddManager, bdd_vars, restmp); |
---|
556 | |
---|
557 | mdd_free(delta_reachB); |
---|
558 | mdd_free(restmp); |
---|
559 | array_free(bdd_vars); |
---|
560 | array_free(nonProtectedIdArray); |
---|
561 | return res; |
---|
562 | } |
---|
563 | |
---|
564 | |
---|
565 | // modÚle de faute unicité spaciale et multiplicité temporelle |
---|
566 | // (S doit désigner l'ensemble des états accessibles) |
---|
567 | /* mdd_t* error_states_us_mt(Fsm_Fsm_t *fsm, */ |
---|
568 | /* mdd_t* S, */ |
---|
569 | /* FILE* protected) { */ |
---|
570 | /* mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); */ |
---|
571 | /* array_t *nonProtectedIdArray, *bdd_vars; */ |
---|
572 | /* mdd_t *res,*delta_reachB,*tmp, */ |
---|
573 | /* *prec=mdd_one(Fsm_FsmReadMddManager(fsm));; */ |
---|
574 | |
---|
575 | /* // construction du vecteur des registres non protégés */ |
---|
576 | /* nonProtectedIdArray = */ |
---|
577 | /* determine_non_protected_registers(fsm,protected); */ |
---|
578 | /* bdd_vars = getbddvars(mddManager, nonProtectedIdArray); */ |
---|
579 | |
---|
580 | /* tmp = fsm->reachabilityInfo.initialStates; */ |
---|
581 | |
---|
582 | /* res = inj_us(mddManager, bdd_vars, S); */ |
---|
583 | |
---|
584 | /* do{ */ |
---|
585 | |
---|
586 | /* mdd_t *e,*p,*next; */ |
---|
587 | /* mdd_free(prec); */ |
---|
588 | /* prec = mdd_dup(res); */ |
---|
589 | /* e = mdd_dup(res); */ |
---|
590 | |
---|
591 | /* // compute delta(e) */ |
---|
592 | /* mdd_t * fromLowerBound = mdd_dup(e); */ |
---|
593 | /* mdd_t * fromUpperBound = mdd_dup(e); */ |
---|
594 | /* mdd_t * toCareSet = mdd_one(Fsm_FsmReadMddManager(fsm)); */ |
---|
595 | /* // Compute set of next states */ |
---|
596 | /* // Computes the forward image of a set, under the function vector */ |
---|
597 | /* // in imageInfo */ |
---|
598 | /* e = Img_ImageInfoComputeFwdWithDomainVars( fsm->imageInfo , */ |
---|
599 | /* fromLowerBound, */ |
---|
600 | /* fromUpperBound, */ |
---|
601 | /* toCareSet); */ |
---|
602 | |
---|
603 | |
---|
604 | /* // compute delta*(delta(e)) */ |
---|
605 | /* fsm->reachabilityInfo.initialStates = mdd_dup(e); */ |
---|
606 | /* mdd_free(fsm->reachabilityInfo.reachableStates); */ |
---|
607 | /* fsm->reachabilityInfo.reachableStates=NIL(mdd_t); */ |
---|
608 | /* e = mdd_dup(Fsm_FsmComputeReachableStates(fsm, 0, 0, 0, 0, 0, */ |
---|
609 | /* 0, 0, Fsm_Rch_Default_c, */ |
---|
610 | /* 0, 0, NIL(array_t), */ |
---|
611 | /* 0, NIL(array_t))); */ |
---|
612 | |
---|
613 | |
---|
614 | /* // res = res \vee inj_us(\delta*(delta(e))) */ |
---|
615 | /* // fault injection only for the set of next states */ |
---|
616 | /* mdd_t *tmp1, */ |
---|
617 | /* *e_inj= inj_us(mddManager, bdd_vars, e); */ |
---|
618 | /* tmp1=mdd_or(res,e_inj , 1, 1); */ |
---|
619 | /* mdd_free(e_inj); */ |
---|
620 | /* mdd_free(res); */ |
---|
621 | /* res=tmp1; */ |
---|
622 | |
---|
623 | /* }while(!mdd_equal(res, prec)); */ |
---|
624 | |
---|
625 | /* fsm->reachabilityInfo.initialStates=tmp; */ |
---|
626 | /* array_free(bdd_vars); */ |
---|
627 | /* array_free(nonProtectedIdArray); */ |
---|
628 | /* return res; */ |
---|
629 | /* } */ |
---|
630 | |
---|
631 | |
---|
632 | mdd_t* error_states_us_mt(Fsm_Fsm_t *fsm, |
---|
633 | mdd_t *S, |
---|
634 | FILE *protect) { |
---|
635 | |
---|
636 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
---|
637 | |
---|
638 | // construction du vecteur des registres non protégés |
---|
639 | array_t *nonProtectedIdArray = determine_non_protected_registers(fsm, protect); |
---|
640 | array_t *bdd_vars = getbddvars(mddManager, nonProtectedIdArray); |
---|
641 | // sauvegarde des états initiaux et accessibles courants |
---|
642 | mdd_t *tmpInit = fsm->reachabilityInfo.initialStates; |
---|
643 | mdd_t *tmpReach = mdd_dup(fsm->reachabilityInfo.reachableStates); |
---|
644 | // initialisation du résultat à inj_us(S) |
---|
645 | mdd_t *res = inj_us(mddManager, bdd_vars, S); |
---|
646 | |
---|
647 | mdd_t *prec = mdd_one(mddManager); |
---|
648 | mdd_t *toCareSet = mdd_one(mddManager); |
---|
649 | |
---|
650 | do { |
---|
651 | mdd_free(prec); |
---|
652 | prec = mdd_dup(res); |
---|
653 | // compute e = delta(res) |
---|
654 | mdd_t *e = Img_ImageInfoComputeFwdWithDomainVars( fsm->imageInfo , |
---|
655 | res, |
---|
656 | res, |
---|
657 | toCareSet); |
---|
658 | // compute e = delta*(e) |
---|
659 | fsm->reachabilityInfo.initialStates = mdd_dup(e); |
---|
660 | mdd_free(fsm->reachabilityInfo.reachableStates); |
---|
661 | fsm->reachabilityInfo.reachableStates=NIL(mdd_t); |
---|
662 | mdd_free(e); |
---|
663 | e = mdd_dup(Fsm_FsmComputeReachableStates(fsm, 0, 0, 0, 0, 0, |
---|
664 | 0, 0, Fsm_Rch_Default_c, |
---|
665 | 0, 0, NIL(array_t), |
---|
666 | 0, NIL(array_t))); |
---|
667 | // compute res = res | inj_us(e) |
---|
668 | mdd_t *e_inj = inj_us(mddManager, bdd_vars, e); |
---|
669 | mdd_free(e); |
---|
670 | e = mdd_or(res, e_inj , 1, 1); |
---|
671 | mdd_free(res); |
---|
672 | mdd_free(e_inj); |
---|
673 | res = e; |
---|
674 | } while(!mdd_equal(res, prec)); |
---|
675 | |
---|
676 | mdd_free(prec); |
---|
677 | mdd_free(fsm->reachabilityInfo.reachableStates); |
---|
678 | fsm->reachabilityInfo.reachableStates=tmpReach; |
---|
679 | fsm->reachabilityInfo.initialStates=tmpInit; |
---|
680 | array_free(bdd_vars); |
---|
681 | array_free(nonProtectedIdArray); |
---|
682 | return res; |
---|
683 | } |
---|
684 | |
---|
685 | |
---|
686 | |
---|
687 | |
---|
688 | |
---|
689 | void print_variables_info(Fsm_Fsm_t *fsm) { |
---|
690 | mdd_manager *mddManager = Fsm_FsmReadMddManager(fsm); |
---|
691 | array_t *psVarsArray; |
---|
692 | int i, arrSize, mddId; |
---|
693 | mvar_type mVar; |
---|
694 | |
---|
695 | psVarsArray = Fsm_FsmReadPresentStateVars(fsm); |
---|
696 | arrSize = array_n( psVarsArray ); |
---|
697 | |
---|
698 | for ( i = 0 ; i < arrSize ; i++ ) { |
---|
699 | mddId = array_fetch( int, psVarsArray, i ); |
---|
700 | mVar = array_fetch(mvar_type, mdd_ret_mvar_list(mddManager),mddId); |
---|
701 | (void) fprintf(vis_stdout, "%-20s%10d\n", mVar.name, mVar.values); |
---|
702 | } |
---|
703 | } |
---|
704 | |
---|
705 | mdd_t* evaluate_EF(Fsm_Fsm_t *fsm, mdd_t *target, |
---|
706 | mdd_t* fairS, int verbosityLevel) { |
---|
707 | mdd_t *res; |
---|
708 | mdd_t *mddOne = mdd_one(Fsm_FsmReadMddManager(fsm)); |
---|
709 | array_t *careStatesArray = array_alloc(mdd_t *, 0); |
---|
710 | array_insert_last(mdd_t *, careStatesArray, mddOne); |
---|
711 | |
---|
712 | res = Mc_FsmEvaluateEUFormula( |
---|
713 | fsm, // Fsm_Fsm_t *fsm, |
---|
714 | mddOne, // mdd_t *invariant, |
---|
715 | target, // mdd_t *target, |
---|
716 | NIL(mdd_t), // mdd_t *underapprox, |
---|
717 | fairS, // mdd_t *fairStates, |
---|
718 | careStatesArray, // array_t *careStatesArray, |
---|
719 | MC_NO_EARLY_TERMINATION, // Mc_EarlyTermination_t *earlyTermination, |
---|
720 | NIL(array_t), // Fsm_HintsArray_t *hintsArray, |
---|
721 | Mc_None_c, // Mc_GuidedSearch_t hintType, |
---|
722 | NIL(array_t), // array_t *onionRings, |
---|
723 | verbosityLevel, // Mc_VerbosityLevel verbosity, |
---|
724 | McDcLevelNone_c, // Mc_DcLevel dcLevel, |
---|
725 | NIL(boolean) ); // boolean *fixpoint) |
---|
726 | |
---|
727 | array_free(careStatesArray); |
---|
728 | mdd_free(mddOne); |
---|
729 | return res; |
---|
730 | } |
---|
731 | |
---|
732 | |
---|
733 | mdd_t* evaluate_EG(Fsm_Fsm_t *fsm, mdd_t *invariant, |
---|
734 | mdd_t* fairS,Fsm_Fairness_t * fairCond, |
---|
735 | int verbosityLevel) { |
---|
736 | mdd_t *res; |
---|
737 | mdd_t *mddOne = mdd_one(Fsm_FsmReadMddManager(fsm)); |
---|
738 | array_t *careStatesArray = array_alloc(mdd_t *, 0); |
---|
739 | array_insert_last(mdd_t *, careStatesArray, mddOne); |
---|
740 | |
---|
741 | res = Mc_FsmEvaluateEGFormula( |
---|
742 | fsm, // Fsm_Fsm_t *fsm, |
---|
743 | invariant, // mdd_t *invariant,notforbiden |
---|
744 | NIL(mdd_t), // mdd_t *overapprox, |
---|
745 | fairS, // mdd_t *fairStates, |
---|
746 | fairCond, // Fsm_Fairness_t *modelFairness, |
---|
747 | careStatesArray, // array_t *careStatesArray, |
---|
748 | MC_NO_EARLY_TERMINATION, // Mc_EarlyTermination_t *earlyTermination, |
---|
749 | NIL(array_t), // Fsm_HintsArray_t *hintsArray, |
---|
750 | Mc_None_c, // Mc_GuidedSearch_t hintType, |
---|
751 | NIL(array_t*), // array_t **pOnionRingsArrayForDbg, |
---|
752 | verbosityLevel, // Mc_VerbosityLevel verbosity, |
---|
753 | McDcLevelNone_c, // Mc_DcLevel dcLevel, |
---|
754 | NIL(boolean), // boolean *fixpoint, |
---|
755 | McGSH_old_c |
---|
756 | // McGSH_Unassigned_c // Mc_GSHScheduleType GSHschedule) |
---|
757 | ); |
---|
758 | array_free(careStatesArray); |
---|
759 | mdd_free(mddOne); |
---|
760 | return res; |
---|
761 | |
---|
762 | } |
---|
763 | |
---|
764 | mdd_t* evaluate(Fsm_Fsm_t *fsm,FILE* ctlfile,mdd_t* fairS, |
---|
765 | Fsm_Fairness_t * fairCond, int verbosityLevel) { |
---|
766 | int i; |
---|
767 | mdd_t *res; |
---|
768 | mdd_t *mddOne = mdd_one(Fsm_FsmReadMddManager(fsm)); |
---|
769 | array_t *careStatesArray = array_alloc(mdd_t *, 0); |
---|
770 | array_insert_last(mdd_t *, careStatesArray, mddOne); |
---|
771 | |
---|
772 | array_t * formula=Ctlp_FileParseFormulaArray(ctlfile); |
---|
773 | array_t * ctlNormalFormulaArray= |
---|
774 | Ctlp_FormulaArrayConvertToExistentialFormTree(formula); |
---|
775 | |
---|
776 | Ctlp_Formula_t *ctlFormula = array_fetch(Ctlp_Formula_t *, |
---|
777 | ctlNormalFormulaArray, 0); |
---|
778 | res= Mc_FsmEvaluateFormula(fsm, |
---|
779 | ctlFormula, |
---|
780 | fairS, |
---|
781 | fairCond, |
---|
782 | careStatesArray, |
---|
783 | MC_NO_EARLY_TERMINATION , |
---|
784 | NIL(array_t), |
---|
785 | Mc_None_c, |
---|
786 | verbosityLevel, |
---|
787 | McDcLevelNone_c, |
---|
788 | 0, |
---|
789 | // McGSH_Unassigned_c // Mc_GSHScheduleType GSHschedule) |
---|
790 | McGSH_old_c); |
---|
791 | |
---|
792 | CtlpFormulaFree(ctlFormula); |
---|
793 | free(ctlNormalFormulaArray); |
---|
794 | free(formula); |
---|
795 | // Ctlp_FormulaArrayFree(ctlNormalFormulaArray); |
---|
796 | // Ctlp_FormulaArrayFree(formula); |
---|
797 | |
---|
798 | array_free(careStatesArray); |
---|
799 | mdd_free(mddOne); |
---|
800 | return res; |
---|
801 | } |
---|
802 | |
---|
803 | mdd_t* evaluate_EU(Fsm_Fsm_t *fsm, mdd_t* inv, |
---|
804 | mdd_t *target,mdd_t* fairS, |
---|
805 | int verbosityLevel) { |
---|
806 | mdd_t *res; |
---|
807 | mdd_t *mddOne = mdd_one(Fsm_FsmReadMddManager(fsm)); |
---|
808 | array_t *careStatesArray = array_alloc(mdd_t *, 0); |
---|
809 | array_insert_last(mdd_t *, careStatesArray, mddOne); |
---|
810 | |
---|
811 | res = Mc_FsmEvaluateEUFormula( |
---|
812 | fsm, // Fsm_Fsm_t *fsm, |
---|
813 | inv, // mdd_t *invariant, |
---|
814 | target, // mdd_t *target, |
---|
815 | NIL(mdd_t), // mdd_t *underapprox, |
---|
816 | fairS, // mdd_t *fairStates, |
---|
817 | careStatesArray, // array_t *careStatesArray, |
---|
818 | MC_NO_EARLY_TERMINATION, // Mc_EarlyTermination_t *earlyTermination, |
---|
819 | NIL(array_t), // Fsm_HintsArray_t *hintsArray, |
---|
820 | Mc_None_c, // Mc_GuidedSearch_t hintType, |
---|
821 | NIL(array_t), // array_t *onionRings, |
---|
822 | verbosityLevel, // Mc_VerbosityLevel verbosity, |
---|
823 | McDcLevelNone_c, // Mc_DcLevel dcLevel, |
---|
824 | NIL(boolean) // boolean *fixpoint) |
---|
825 | ); |
---|
826 | array_free(careStatesArray); |
---|
827 | mdd_free(mddOne); |
---|
828 | return res; |
---|
829 | } |
---|
830 | |
---|
831 | mdd_t* evaluate_AU(Fsm_Fsm_t *fsm, mdd_t* inv, |
---|
832 | mdd_t *target, mdd_t* fairS, |
---|
833 | Fsm_Fairness_t * fairCond, |
---|
834 | int verbosityLevel) { |
---|
835 | |
---|
836 | |
---|
837 | /* A[fUg] --> !((E[!g U (!f*!g)]) + (EG!g)) */ |
---|
838 | mdd_t* not_f = mdd_not(inv); |
---|
839 | mdd_t* not_g = mdd_not(target); |
---|
840 | mdd_t* not_g_and_not_f = mdd_and(not_f, not_g, 1, 1); |
---|
841 | mdd_t* eg_not_g = |
---|
842 | evaluate_EG(fsm, not_g, fairS, fairCond, verbosityLevel); |
---|
843 | mdd_t* e_not_g_U_not_g_and_not_f = |
---|
844 | evaluate_EU(fsm, not_g, not_g_and_not_f, fairS, verbosityLevel); |
---|
845 | mdd_t* or = mdd_or(e_not_g_U_not_g_and_not_f, eg_not_g, 1, 1); |
---|
846 | mdd_t* res = mdd_not(or); |
---|
847 | |
---|
848 | mdd_free(not_f); |
---|
849 | mdd_free(not_g); |
---|
850 | mdd_free(not_g_and_not_f); |
---|
851 | mdd_free(eg_not_g); |
---|
852 | mdd_free(e_not_g_U_not_g_and_not_f); |
---|
853 | mdd_free(or); |
---|
854 | return res; |
---|
855 | } |
---|
856 | |
---|
857 | |
---|
858 | |
---|
859 | void |
---|
860 | compute_fair(Fsm_Fsm_t *fsm,int verbosityLevel){ |
---|
861 | long initialTime; |
---|
862 | long finalTime; |
---|
863 | EpDouble *error = EpdAlloc(); |
---|
864 | mdd_t *mddOne = mdd_one(Fsm_FsmReadMddManager(fsm)); |
---|
865 | array_t *careStatesArray = array_alloc(mdd_t *, 0); |
---|
866 | array_insert(mdd_t *, careStatesArray, 0, mddOne); |
---|
867 | mdd_t *res,*fairS; |
---|
868 | mdd_t* tmpfair = Fsm_FsmComputeFairStates(fsm, |
---|
869 | careStatesArray, |
---|
870 | verbosityLevel, |
---|
871 | McDcLevelNone_c, |
---|
872 | McGSH_Unassigned_c , |
---|
873 | McBwd_c, FALSE ); |
---|
874 | |
---|
875 | res=mdd_and(fsm->reachabilityInfo.initialStates, tmpfair, 1, 1); |
---|
876 | |
---|
877 | if(verbosityLevel){ |
---|
878 | (void) fprintf(vis_stdout,"********************************\n"); |
---|
879 | print_number_of_states("Fair error states = ", fsm, res); |
---|
880 | } |
---|
881 | mdd_free(tmpfair); |
---|
882 | |
---|
883 | if (!mdd_lequal(fsm->reachabilityInfo.initialStates, res, 1, 1)) { |
---|
884 | |
---|
885 | (void) fprintf(vis_stdout, |
---|
886 | "WARNING : some error states are not fair\n"); |
---|
887 | (void) fprintf(vis_stdout, |
---|
888 | "WARNING : only fair error states will be taken into account\n"); |
---|
889 | |
---|
890 | // attention, il faut prendre en compte le cas ou aucun 'error state' n'est fa ir |
---|
891 | mdd_free(fsm->reachabilityInfo.initialStates); |
---|
892 | fsm->reachabilityInfo.initialStates = res; |
---|
893 | // mise à jour des états accessibles |
---|
894 | mdd_free(fsm->reachabilityInfo.reachableStates); |
---|
895 | (void)Fsm_FsmComputeReachableStates(fsm,0,0, |
---|
896 | 0,0, 0, |
---|
897 | 0, 0, Fsm_Rch_Default_c, |
---|
898 | 0,0, NIL(array_t), |
---|
899 | 0, NIL(array_t)); |
---|
900 | finalTime = util_cpu_time(); |
---|
901 | |
---|
902 | (void) fprintf(vis_stdout,"********************************\n"); |
---|
903 | print_number_of_states("States reachable from fair error states = ", fsm, |
---|
904 | fsm->reachabilityInfo.reachableStates); |
---|
905 | } |
---|
906 | else |
---|
907 | mdd_free(res); |
---|
908 | |
---|
909 | array_free(careStatesArray); |
---|
910 | mdd_free(mddOne); |
---|
911 | |
---|
912 | } |
---|
913 | |
---|
914 | |
---|
915 | mdd_t* |
---|
916 | getForbidden(Fsm_Fsm_t *fsm){ |
---|
917 | |
---|
918 | assert(fsm != NIL(Fsm_Fsm_t)); |
---|
919 | |
---|
920 | if (fsm->RobSets.Forb == NIL(mdd_t)) |
---|
921 | fsm->RobSets.Forb= |
---|
922 | mdd_zero(Fsm_FsmReadMddManager(fsm)); |
---|
923 | |
---|
924 | return mdd_dup(fsm->RobSets.Forb); |
---|
925 | } |
---|
926 | |
---|
927 | mdd_t* |
---|
928 | getRequired(Fsm_Fsm_t *fsm){ |
---|
929 | |
---|
930 | assert(fsm != NIL(Fsm_Fsm_t)); |
---|
931 | |
---|
932 | if (fsm->RobSets.Req == NIL(mdd_t)) |
---|
933 | fsm->RobSets.Req= |
---|
934 | mdd_one(Fsm_FsmReadMddManager(fsm)); |
---|
935 | |
---|
936 | return mdd_dup(fsm->RobSets.Req); |
---|
937 | } |
---|
938 | |
---|
939 | |
---|
940 | mdd_t* |
---|
941 | getSafe( Fsm_Fsm_t *fsm ){ |
---|
942 | |
---|
943 | assert(fsm != NIL(Fsm_Fsm_t)); |
---|
944 | |
---|
945 | if (fsm->RobSets.Safe == NIL(mdd_t)){ |
---|
946 | mdd_t* inits=fsm->reachabilityInfo.initialStates; |
---|
947 | mdd_t* reachs=fsm->reachabilityInfo.reachableStates; |
---|
948 | fsm->reachabilityInfo.initialStates=NIL(mdd_t); |
---|
949 | fsm->reachabilityInfo.reachableStates=NIL(mdd_t); |
---|
950 | |
---|
951 | (void)Fsm_FsmComputeInitialStates(fsm); |
---|
952 | (void)Fsm_FsmComputeReachableStates(fsm,0,0, |
---|
953 | 0,0, 0, |
---|
954 | 0, 0, Fsm_Rch_Default_c, |
---|
955 | 0,0, NIL(array_t), |
---|
956 | 0, NIL(array_t)); |
---|
957 | fsm->RobSets.Safe= |
---|
958 | mdd_dup(fsm->reachabilityInfo.reachableStates); |
---|
959 | |
---|
960 | mdd_free(fsm->reachabilityInfo.initialStates); |
---|
961 | mdd_free(fsm->reachabilityInfo.reachableStates); |
---|
962 | fsm->reachabilityInfo.initialStates=inits; |
---|
963 | fsm->reachabilityInfo.reachableStates=reachs; |
---|
964 | } |
---|
965 | |
---|
966 | return mdd_dup(fsm->RobSets.Safe); |
---|
967 | |
---|
968 | } |
---|
969 | |
---|
970 | mdd_t* |
---|
971 | getInitial(Fsm_Fsm_t *fsm) { |
---|
972 | |
---|
973 | assert(fsm != NIL(Fsm_Fsm_t)); |
---|
974 | |
---|
975 | if (fsm->reachabilityInfo.initialStates != NIL(mdd_t)) |
---|
976 | return mdd_dup(fsm->reachabilityInfo.initialStates); |
---|
977 | |
---|
978 | if (fsm->reachabilityInfo.reachableStates!=NIL(mdd_t)){ |
---|
979 | mdd_free(fsm->reachabilityInfo.reachableStates); |
---|
980 | fsm->reachabilityInfo.reachableStates=NIL(mdd_t); |
---|
981 | } |
---|
982 | (void)Fsm_FsmComputeInitialStates(fsm); |
---|
983 | (void)Fsm_FsmComputeReachableStates(fsm,0,0, |
---|
984 | 0,0, 0, |
---|
985 | 0, 0, Fsm_Rch_Default_c, |
---|
986 | 0,0, NIL(array_t), |
---|
987 | 0, NIL(array_t)); |
---|
988 | |
---|
989 | return mdd_dup(fsm->reachabilityInfo.initialStates); |
---|
990 | } |
---|
991 | |
---|
992 | mdd_t* |
---|
993 | getReachOrg( Fsm_Fsm_t *fsm ){ |
---|
994 | |
---|
995 | assert(fsm != NIL(Fsm_Fsm_t)); |
---|
996 | |
---|
997 | if (fsm->RobSets.originalreachableStates == |
---|
998 | NIL(mdd_t)){ |
---|
999 | mdd_t* inits=fsm->reachabilityInfo.initialStates; |
---|
1000 | mdd_t* reachs=fsm->reachabilityInfo.reachableStates; |
---|
1001 | fsm->reachabilityInfo.initialStates=NIL(mdd_t); |
---|
1002 | fsm->reachabilityInfo.reachableStates=NIL(mdd_t); |
---|
1003 | |
---|
1004 | (void)Fsm_FsmComputeInitialStates(fsm); |
---|
1005 | (void)Fsm_FsmComputeReachableStates(fsm,0,0, |
---|
1006 | 0,0, 0, |
---|
1007 | 0, 0, Fsm_Rch_Default_c, |
---|
1008 | 0,0, NIL(array_t), |
---|
1009 | 0, NIL(array_t)); |
---|
1010 | fsm->RobSets.originalreachableStates= |
---|
1011 | mdd_dup(fsm->reachabilityInfo.reachableStates); |
---|
1012 | |
---|
1013 | mdd_free(fsm->reachabilityInfo.initialStates); |
---|
1014 | mdd_free(fsm->reachabilityInfo.reachableStates); |
---|
1015 | fsm->reachabilityInfo.initialStates=inits; |
---|
1016 | fsm->reachabilityInfo.reachableStates=reachs; |
---|
1017 | } |
---|
1018 | |
---|
1019 | return mdd_dup(fsm->RobSets.originalreachableStates); |
---|
1020 | |
---|
1021 | } |
---|
1022 | |
---|
1023 | mdd_t* |
---|
1024 | getReach(Fsm_Fsm_t *fsm) { |
---|
1025 | |
---|
1026 | assert(fsm != NIL(Fsm_Fsm_t)); |
---|
1027 | |
---|
1028 | if (fsm->reachabilityInfo.reachableStates != NIL(mdd_t)) |
---|
1029 | return mdd_dup(fsm->reachabilityInfo.reachableStates); |
---|
1030 | |
---|
1031 | if (fsm->reachabilityInfo.initialStates == NIL(mdd_t)) { |
---|
1032 | (void)Fsm_FsmComputeInitialStates(fsm); |
---|
1033 | } |
---|
1034 | |
---|
1035 | (void)Fsm_FsmComputeReachableStates(fsm,0,0, |
---|
1036 | 0,0, 0, |
---|
1037 | 0, 0, Fsm_Rch_Default_c, |
---|
1038 | 0,0, NIL(array_t), |
---|
1039 | 0, NIL(array_t)); |
---|
1040 | |
---|
1041 | return mdd_dup(fsm->reachabilityInfo.reachableStates); |
---|
1042 | } |
---|
1043 | |
---|
1044 | |
---|
1045 | |
---|
1046 | mdd_t* |
---|
1047 | evaluate_Formula_AF_AF (Fsm_Fsm_t *fsm, |
---|
1048 | mdd_t* Req,mdd_t* forb,mdd_t* Safe, |
---|
1049 | int verbosityLevel ){ |
---|
1050 | |
---|
1051 | mdd_t *notforbiden=mdd_not(forb);; |
---|
1052 | mdd_t *XU_notForb_And_Safe; |
---|
1053 | mdd_t *Req_And_XU_notForb_And_Safe; |
---|
1054 | mdd_t *Setformula; |
---|
1055 | |
---|
1056 | XU_notForb_And_Safe = |
---|
1057 | evaluate_AU(fsm, notforbiden,Safe, |
---|
1058 | fsm->fairnessInfo.states, |
---|
1059 | fsm->fairnessInfo.constraint, |
---|
1060 | verbosityLevel); |
---|
1061 | Req_And_XU_notForb_And_Safe = |
---|
1062 | mdd_and(Req, XU_notForb_And_Safe, 1, 1); |
---|
1063 | mdd_free(XU_notForb_And_Safe); |
---|
1064 | Setformula=evaluate_AU(fsm, notforbiden, |
---|
1065 | Req_And_XU_notForb_And_Safe, |
---|
1066 | fsm->fairnessInfo.states, |
---|
1067 | fsm->fairnessInfo.constraint, |
---|
1068 | verbosityLevel); |
---|
1069 | mdd_free(Req_And_XU_notForb_And_Safe); |
---|
1070 | mdd_free(notforbiden); |
---|
1071 | return Setformula; |
---|
1072 | |
---|
1073 | } |
---|
1074 | |
---|
1075 | mdd_t* |
---|
1076 | evaluate_Formula_EF_AF (Fsm_Fsm_t *fsm, |
---|
1077 | mdd_t* Req,mdd_t* forb, |
---|
1078 | mdd_t* Safe, |
---|
1079 | int verbosityLevel ){ |
---|
1080 | |
---|
1081 | mdd_t *notforbiden=mdd_not(forb);; |
---|
1082 | mdd_t *XU_notForb_And_Safe; |
---|
1083 | mdd_t *Req_And_XU_notForb_And_Safe; |
---|
1084 | mdd_t *Setformula; |
---|
1085 | XU_notForb_And_Safe = |
---|
1086 | evaluate_AU(fsm, notforbiden, Safe, |
---|
1087 | fsm->fairnessInfo.states, |
---|
1088 | fsm->fairnessInfo.constraint, |
---|
1089 | verbosityLevel); |
---|
1090 | Req_And_XU_notForb_And_Safe = |
---|
1091 | mdd_and(Req,XU_notForb_And_Safe,1,1); |
---|
1092 | mdd_free( XU_notForb_And_Safe); |
---|
1093 | Setformula=evaluate_EU(fsm, notforbiden, |
---|
1094 | Req_And_XU_notForb_And_Safe, |
---|
1095 | fsm->fairnessInfo.states, |
---|
1096 | verbosityLevel); |
---|
1097 | mdd_free(Req_And_XU_notForb_And_Safe); |
---|
1098 | mdd_free(notforbiden); |
---|
1099 | return Setformula; |
---|
1100 | |
---|
1101 | } |
---|
1102 | |
---|
1103 | |
---|
1104 | mdd_t* |
---|
1105 | evaluate_Formula_AF_EF (Fsm_Fsm_t *fsm, |
---|
1106 | mdd_t* Req,mdd_t* forb,mdd_t* Safe, |
---|
1107 | int verbosityLevel ){ |
---|
1108 | |
---|
1109 | mdd_t *notforbiden=mdd_not(forb);; |
---|
1110 | mdd_t *XU_notForb_And_Safe; |
---|
1111 | mdd_t *Req_And_XU_notForb_And_Safe; |
---|
1112 | mdd_t *Setformula; |
---|
1113 | |
---|
1114 | XU_notForb_And_Safe = evaluate_EU(fsm, notforbiden, Safe, |
---|
1115 | fsm->fairnessInfo.states, |
---|
1116 | verbosityLevel); |
---|
1117 | Req_And_XU_notForb_And_Safe = mdd_and(Req,XU_notForb_And_Safe,1,1); |
---|
1118 | mdd_free( XU_notForb_And_Safe); |
---|
1119 | Setformula=evaluate_AU(fsm, notforbiden, |
---|
1120 | Req_And_XU_notForb_And_Safe, |
---|
1121 | fsm->fairnessInfo.states, |
---|
1122 | fsm->fairnessInfo.constraint, |
---|
1123 | verbosityLevel); |
---|
1124 | mdd_free(Req_And_XU_notForb_And_Safe); |
---|
1125 | mdd_free(notforbiden); |
---|
1126 | return Setformula; |
---|
1127 | |
---|
1128 | } |
---|
1129 | |
---|
1130 | mdd_t* |
---|
1131 | evaluate_Formula_EF_EF (Fsm_Fsm_t *fsm, |
---|
1132 | mdd_t* Req,mdd_t* forb,mdd_t* Safe, |
---|
1133 | int verbosityLevel ){ |
---|
1134 | mdd_t *notforbiden=mdd_not(forb);; |
---|
1135 | mdd_t *XU_notForb_And_Safe; |
---|
1136 | mdd_t *Req_And_XU_notForb_And_Safe; |
---|
1137 | mdd_t *Setformula; |
---|
1138 | |
---|
1139 | XU_notForb_And_Safe = evaluate_EU(fsm, notforbiden,Safe, |
---|
1140 | fsm->fairnessInfo.states, |
---|
1141 | verbosityLevel); |
---|
1142 | Req_And_XU_notForb_And_Safe =mdd_and(Req,XU_notForb_And_Safe,1,1); |
---|
1143 | mdd_free( XU_notForb_And_Safe); |
---|
1144 | Setformula=evaluate_EU(fsm, notforbiden, |
---|
1145 | Req_And_XU_notForb_And_Safe, |
---|
1146 | fsm->fairnessInfo.states, verbosityLevel); |
---|
1147 | |
---|
1148 | mdd_free(Req_And_XU_notForb_And_Safe); |
---|
1149 | mdd_free(notforbiden); |
---|
1150 | return Setformula; |
---|
1151 | } |
---|
1152 | |
---|
1153 | void |
---|
1154 | mdd_FunctionPrint(mdd_manager *mgr , |
---|
1155 | mdd_t * top, |
---|
1156 | FILE * f) { |
---|
1157 | mdd_t * T; |
---|
1158 | mdd_t * E; |
---|
1159 | int id; |
---|
1160 | char c=' '; |
---|
1161 | |
---|
1162 | static int level; |
---|
1163 | |
---|
1164 | level++; |
---|
1165 | |
---|
1166 | id = bdd_top_var_id(top); |
---|
1167 | |
---|
1168 | mvar_type mv = |
---|
1169 | mymddGetVarById(mgr,id); |
---|
1170 | |
---|
1171 | fprintf(f,"("); |
---|
1172 | |
---|
1173 | // Pour le Then |
---|
1174 | T=bdd_then(top); |
---|
1175 | |
---|
1176 | if(bdd_is_tautology(T,1)){ |
---|
1177 | fprintf(f,"%s = 1 ",mv.name); |
---|
1178 | c = '+'; |
---|
1179 | } else |
---|
1180 | if(!bdd_is_tautology(T,0)){ |
---|
1181 | fprintf(f,"%s = 1 * ",mv.name); |
---|
1182 | mdd_FunctionPrint(mgr, T,f); |
---|
1183 | c = '+'; |
---|
1184 | } |
---|
1185 | |
---|
1186 | mdd_free(T); |
---|
1187 | |
---|
1188 | //pour le Else |
---|
1189 | E=bdd_else(top); |
---|
1190 | if(bdd_is_tautology(E,0)){ |
---|
1191 | goto fin; |
---|
1192 | } |
---|
1193 | |
---|
1194 | if(bdd_is_tautology(E,1)){ |
---|
1195 | fprintf(f,"%c %s = 0",c, mv.name); |
---|
1196 | goto fin; |
---|
1197 | } |
---|
1198 | |
---|
1199 | fprintf(f,"%c %s = 0 * ",c, mv.name); |
---|
1200 | mdd_FunctionPrint(mgr, E,f); |
---|
1201 | mdd_free(E); |
---|
1202 | |
---|
1203 | fin: |
---|
1204 | fprintf(f,")"); |
---|
1205 | level--; |
---|
1206 | return; |
---|
1207 | } |
---|
1208 | |
---|
1209 | void |
---|
1210 | mdd_FunctionPrintMain(mdd_manager *mgr , |
---|
1211 | mdd_t * top, |
---|
1212 | char * macro_name, |
---|
1213 | FILE * f){ |
---|
1214 | |
---|
1215 | if(bdd_is_tautology(top,0)){ |
---|
1216 | fprintf(f,"\\define %s (FALSE)\n", |
---|
1217 | macro_name); |
---|
1218 | return; |
---|
1219 | } |
---|
1220 | |
---|
1221 | if(bdd_is_tautology(top,1)){ |
---|
1222 | fprintf(f,"\\define %s (TRUE)\n", |
---|
1223 | macro_name); |
---|
1224 | return; |
---|
1225 | } |
---|
1226 | |
---|
1227 | fprintf(f,"\\define %s ", |
---|
1228 | macro_name); |
---|
1229 | mdd_FunctionPrint(mgr,top,f); |
---|
1230 | fprintf(f,"\n"); |
---|
1231 | return; |
---|
1232 | |
---|
1233 | } |
---|
1234 | |
---|
1235 | void |
---|
1236 | callBmcRob( Ntk_Network_t *network, |
---|
1237 | Ctlsp_Formula_t *ltlFormula, |
---|
1238 | array_t *constraintArray, |
---|
1239 | BmcOption_t *options) { |
---|
1240 | |
---|
1241 | Ctlsp_Formula_t *negLtlFormula = |
---|
1242 | Ctlsp_LtllFormulaNegate(ltlFormula); |
---|
1243 | st_table *CoiTable = //NIL(st_table); |
---|
1244 | st_init_table(st_ptrcmp, st_ptrhash); |
---|
1245 | |
---|
1246 | assert(ltlFormula != NIL(Ctlsp_Formula_t)); |
---|
1247 | assert(network != NIL(Ntk_Network_t)); |
---|
1248 | |
---|
1249 | |
---|
1250 | // Print out the given LTL formula |
---|
1251 | if (options->verbosityLevel >= BmcVerbosityMax_c){ |
---|
1252 | fprintf(vis_stdout, "Formula: "); |
---|
1253 | Ctlsp_FormulaPrint(vis_stdout, ltlFormula); |
---|
1254 | fprintf(vis_stdout, "\n"); |
---|
1255 | fprintf(vis_stdout, "Negated formula: "); |
---|
1256 | Ctlsp_FormulaPrint(vis_stdout, negLtlFormula); |
---|
1257 | fprintf(vis_stdout, "\n"); |
---|
1258 | } |
---|
1259 | |
---|
1260 | |
---|
1261 | // Compute the cone of influence of the LTL formula |
---|
1262 | // BmcGetCoiForLtlFormula(network, negLtlFormula, CoiTable); |
---|
1263 | |
---|
1264 | // CoiTable= (st_table *) Ntk_NetworkReadApplInfo(network, |
---|
1265 | // MVFAIG_NETWORK_APPL_KEY); |
---|
1266 | |
---|
1267 | Ntk_Node_t *node; |
---|
1268 | lsGen gen; |
---|
1269 | Ntk_NetworkForEachLatch(network, gen, node){ |
---|
1270 | st_insert(CoiTable, (char *) node, (char *) 0); |
---|
1271 | } |
---|
1272 | |
---|
1273 | if(options->clauses == 2){ |
---|
1274 | BmcLtlVerifyGeneralLtl(network, negLtlFormula, CoiTable, |
---|
1275 | constraintArray, options); |
---|
1276 | } |
---|
1277 | else { |
---|
1278 | if(options->encoding == 0) |
---|
1279 | BmcCirCUsLtlVerifyGeneralLtl(network, negLtlFormula, |
---|
1280 | CoiTable, |
---|
1281 | constraintArray, options, 0); |
---|
1282 | else |
---|
1283 | if(options->encoding == 1) |
---|
1284 | BmcCirCUsLtlVerifyGeneralLtl(network, negLtlFormula, |
---|
1285 | CoiTable, |
---|
1286 | constraintArray, options, 1); |
---|
1287 | else |
---|
1288 | if(options->encoding == 2) |
---|
1289 | BmcCirCUsLtlVerifyGeneralLtlFixPoint(network, negLtlFormula, |
---|
1290 | CoiTable, |
---|
1291 | constraintArray, options); |
---|
1292 | |
---|
1293 | } |
---|
1294 | |
---|
1295 | |
---|
1296 | st_free_table(CoiTable); |
---|
1297 | Ctlsp_FormulaFree(negLtlFormula); |
---|
1298 | } |
---|
1299 | |
---|
1300 | /* |
---|
1301 | void |
---|
1302 | callBmcRob( Ntk_Network_t *network, |
---|
1303 | Ctlsp_Formula_t *ltlFormula, |
---|
1304 | array_t *constraintArray, |
---|
1305 | BmcOption_t *options) { |
---|
1306 | |
---|
1307 | Ctlsp_Formula_t *negLtlFormula = |
---|
1308 | Ctlsp_LtllFormulaNegate(ltlFormula); |
---|
1309 | st_table *CoiTable = |
---|
1310 | st_init_table(st_ptrcmp, st_ptrhash); |
---|
1311 | |
---|
1312 | assert(ltlFormula != NIL(Ctlsp_Formula_t)); |
---|
1313 | assert(network != NIL(Ntk_Network_t)); |
---|
1314 | |
---|
1315 | |
---|
1316 | // Print out the given LTL formula |
---|
1317 | if (options->verbosityLevel >= BmcVerbosityMax_c){ |
---|
1318 | fprintf(vis_stdout, "Formula: "); |
---|
1319 | Ctlsp_FormulaPrint(vis_stdout, ltlFormula); |
---|
1320 | fprintf(vis_stdout, "\n"); |
---|
1321 | fprintf(vis_stdout, "Negated formula: "); |
---|
1322 | Ctlsp_FormulaPrint(vis_stdout, negLtlFormula); |
---|
1323 | fprintf(vis_stdout, "\n"); |
---|
1324 | } |
---|
1325 | |
---|
1326 | // CoiTable= (st_table *) Ntk_NetworkReadApplInfo(network, |
---|
1327 | // MVFAIG_NETWORK_APPL_KEY); |
---|
1328 | BmcGetCoiForLtlFormula(network, negLtlFormula, CoiTable); |
---|
1329 | BmcLtlVerifyGeneralLtl(network, negLtlFormula, CoiTable, |
---|
1330 | constraintArray, options); |
---|
1331 | |
---|
1332 | st_free_table(CoiTable); |
---|
1333 | Ctlsp_FormulaFree(negLtlFormula); |
---|
1334 | } |
---|
1335 | */ |
---|
1336 | /* |
---|
1337 | bAigEdge_t |
---|
1338 | sat_Add_Blocking_Clauses(mAig_Manager_t *manager , |
---|
1339 | char* filename){ |
---|
1340 | FILE *fin; |
---|
1341 | char line[102400], |
---|
1342 | word[1024]; |
---|
1343 | char *lp; |
---|
1344 | int v,v1; |
---|
1345 | int i, size, index, value,lvalue,k=0; |
---|
1346 | bAigEdge_t *tv,j,result=mAig_One; |
---|
1347 | FILE *blfile; |
---|
1348 | bAigTimeFrame_t *timeframe= |
---|
1349 | manager->timeframeWOI; |
---|
1350 | int bound = timeframe->currentTimeframe; |
---|
1351 | |
---|
1352 | |
---|
1353 | if(!(fin = fopen(filename, "r"))) { |
---|
1354 | fprintf(vis_stdout, |
---|
1355 | "ERROR : Can't open file %s\n", |
---|
1356 | filename); |
---|
1357 | exit(0); |
---|
1358 | } |
---|
1359 | |
---|
1360 | |
---|
1361 | for (k=0 ; k<bound; ++k){ |
---|
1362 | while(fgets(line, 102400, fin)) { |
---|
1363 | lp = sat_RemoveSpace(line); |
---|
1364 | |
---|
1365 | if(lp[0] == '\n') continue; |
---|
1366 | |
---|
1367 | while(1) { |
---|
1368 | lp = sat_RemoveSpace(lp); |
---|
1369 | lp = sat_CopyWord(lp, word); |
---|
1370 | |
---|
1371 | if(strlen(word)) { |
---|
1372 | |
---|
1373 | v= atoi(word); |
---|
1374 | j= (v < 0) ? -v : v; |
---|
1375 | |
---|
1376 | if(!st_lookup_int(timeframe->li2index, |
---|
1377 | (char *)j, &index)) |
---|
1378 | continue ; |
---|
1379 | |
---|
1380 | j = timeframe->latchInputs[k][index]; |
---|
1381 | |
---|
1382 | if(j == bAig_One) { |
---|
1383 | result = mAig_And(manager, result, |
---|
1384 | bAig_GetCanonical(manager, j)); |
---|
1385 | } |
---|
1386 | else |
---|
1387 | if (j != bAig_Zero) { |
---|
1388 | tv = sat_GetCanonical(manager, j); |
---|
1389 | lvalue = bAig_GetValueOfNode(manager, tv); |
---|
1390 | if(lvalue == 1) |
---|
1391 | result = mAig_And(manager, result, |
---|
1392 | bAig_GetCanonical(manager, j)); |
---|
1393 | } |
---|
1394 | } |
---|
1395 | else { |
---|
1396 | break; |
---|
1397 | } |
---|
1398 | } |
---|
1399 | } |
---|
1400 | |
---|
1401 | rewind(fin); |
---|
1402 | } |
---|
1403 | |
---|
1404 | fclose(fin); |
---|
1405 | return result; |
---|
1406 | } |
---|
1407 | */ |
---|
1408 | bAigEdge_t |
---|
1409 | sat_Add_Blocking_Clauses( Ntk_Network_t *network, |
---|
1410 | st_table *nodeToMvfAigTable, |
---|
1411 | st_table *coiTable ){ |
---|
1412 | |
---|
1413 | mAig_Manager_t *manager = |
---|
1414 | Ntk_NetworkReadMAigManager(network); |
---|
1415 | bAigTimeFrame_t *timeframe= |
---|
1416 | manager->timeframeWOI; |
---|
1417 | int bound = |
---|
1418 | timeframe->currentTimeframe; |
---|
1419 | Ntk_Node_t *node; |
---|
1420 | int tmp,k,i,j,index; |
---|
1421 | array_t * latchArr = array_alloc(Ntk_Node_t *, 0); |
---|
1422 | MvfAig_Function_t *mvfAig; |
---|
1423 | bAigEdge_t *tv,v,result=mAig_One; |
---|
1424 | lsGen gen; |
---|
1425 | int lvalue; |
---|
1426 | |
---|
1427 | Ntk_NetworkForEachLatch(network, gen, node){ |
---|
1428 | if (st_lookup_int(coiTable, (char *) node, &tmp)){ |
---|
1429 | array_insert_last(Ntk_Node_t *, latchArr, node); |
---|
1430 | } |
---|
1431 | } |
---|
1432 | |
---|
1433 | for (k=0 ; k<bound; ++k){ |
---|
1434 | for(i=0; i<array_n( latchArr); i++) { |
---|
1435 | |
---|
1436 | node = array_fetch(Ntk_Node_t *, latchArr, i); |
---|
1437 | mvfAig = Bmc_ReadMvfAig(node, nodeToMvfAigTable); |
---|
1438 | |
---|
1439 | if(mvfAig == 0) continue; |
---|
1440 | |
---|
1441 | for (j=0; j< array_n(mvfAig); j++) { |
---|
1442 | v = MvfAig_FunctionReadComponent(mvfAig, j); |
---|
1443 | |
---|
1444 | if(!st_lookup_int(timeframe->li2index, |
---|
1445 | (char *)v, &index)) |
---|
1446 | continue; |
---|
1447 | |
---|
1448 | v = timeframe->latchInputs[k][index]; |
---|
1449 | |
---|
1450 | if(v == bAig_One) { |
---|
1451 | result = mAig_And(manager, result, |
---|
1452 | bAig_GetCanonical(manager, v)); |
---|
1453 | break; |
---|
1454 | } |
---|
1455 | |
---|
1456 | if(v != bAig_Zero) { |
---|
1457 | tv = bAig_GetCanonical(manager, v); |
---|
1458 | lvalue = bAig_GetValueOfNode(manager, tv); |
---|
1459 | |
---|
1460 | if(lvalue == 1){ |
---|
1461 | result = mAig_And(manager, result, |
---|
1462 | bAig_GetCanonical(manager, v)); |
---|
1463 | break; |
---|
1464 | } |
---|
1465 | } |
---|
1466 | } |
---|
1467 | } |
---|
1468 | } |
---|
1469 | |
---|
1470 | array_free(latchArr); |
---|
1471 | return result; |
---|
1472 | } |
---|
1473 | /* |
---|
1474 | mdd_t * |
---|
1475 | find_removed_latchs( Ntk_Network_t *network, |
---|
1476 | st_table *nodeToMvfAigTable, |
---|
1477 | st_table *coiTable, |
---|
1478 | st_table *hashTable, |
---|
1479 | mdd_manager *mgr, |
---|
1480 | int *V ){ |
---|
1481 | |
---|
1482 | mAig_Manager_t *manager = |
---|
1483 | Ntk_NetworkReadMAigManager(network); |
---|
1484 | bAigTimeFrame_t *timeframe= |
---|
1485 | manager->timeframeWOI; |
---|
1486 | int bound = |
---|
1487 | timeframe->currentTimeframe; |
---|
1488 | Ntk_Node_t *node; |
---|
1489 | int tmp,k,i,j,index,lvalue; |
---|
1490 | array_t * latchArr = array_alloc(Ntk_Node_t *, 0); |
---|
1491 | MvfAig_Function_t *mvfAig; |
---|
1492 | bAigEdge_t *tv,v,result=mAig_One; |
---|
1493 | lsGen gen; |
---|
1494 | mdd_t* one = mdd_one(mgr); |
---|
1495 | mdd_t* zero = mdd_zero(mgr); |
---|
1496 | mdd_t* R=mdd_one(mgr); |
---|
1497 | int found,t; |
---|
1498 | |
---|
1499 | Ntk_NetworkForEachLatch(network, gen, node){ |
---|
1500 | if (st_lookup_int(coiTable, (char *) node, &tmp)){ |
---|
1501 | array_insert_last(Ntk_Node_t *, latchArr, node); |
---|
1502 | } |
---|
1503 | } |
---|
1504 | for (k=0 ; k<bound; ++k){ |
---|
1505 | for(i=0; i<array_n( latchArr); i++) { |
---|
1506 | found =0; |
---|
1507 | node = array_fetch(Ntk_Node_t *, latchArr, i); |
---|
1508 | mvfAig = Bmc_ReadMvfAig(node, nodeToMvfAigTable); |
---|
1509 | |
---|
1510 | if(mvfAig == 0) continue; |
---|
1511 | |
---|
1512 | for (j=0; j< array_n(mvfAig); j++) { |
---|
1513 | v = MvfAig_FunctionReadComponent(mvfAig, j); |
---|
1514 | |
---|
1515 | if(!st_lookup_int(timeframe->li2index, |
---|
1516 | (char *)v, &index)) |
---|
1517 | continue; |
---|
1518 | |
---|
1519 | t = timeframe->latchInputs[k][index]; |
---|
1520 | |
---|
1521 | if(!st_lookup_int(hashTable,(char *)t, &index)) |
---|
1522 | continue; |
---|
1523 | else |
---|
1524 | found=1; |
---|
1525 | } |
---|
1526 | |
---|
1527 | if (!found){ |
---|
1528 | st_insert(hashTable, (char*)t,(char*) (*V)+1);(*V)++; |
---|
1529 | mdd_t* value=bdd_construct_bdd_t(mgr,Cudd_IndicesToCube(mgr,V,1)); |
---|
1530 | mdd_t* tmp=R; |
---|
1531 | R=mdd_and(R,value,1,1); |
---|
1532 | mdd_free(value); |
---|
1533 | mdd_free(tmp); |
---|
1534 | } |
---|
1535 | |
---|
1536 | } |
---|
1537 | |
---|
1538 | array_free(latchArr); |
---|
1539 | |
---|
1540 | if(mdd_equal(R,one)){ |
---|
1541 | mdd_free(R); |
---|
1542 | R=mdd_zero(mgr); |
---|
1543 | } |
---|
1544 | |
---|
1545 | mdd_free(one); |
---|
1546 | mdd_free(zero); |
---|
1547 | return R; |
---|
1548 | } |
---|
1549 | |
---|
1550 | */ |
---|
1551 | void |
---|
1552 | sat_Add_Blocking_Clauses_2(Ntk_Network_t *network, |
---|
1553 | st_table *nodeToMvfAigTable, |
---|
1554 | st_table *coiTable, |
---|
1555 | FILE* cnffile |
---|
1556 | ){ |
---|
1557 | |
---|
1558 | mAig_Manager_t *manager = |
---|
1559 | Ntk_NetworkReadMAigManager(network); |
---|
1560 | bAigTimeFrame_t *timeframe= |
---|
1561 | manager->timeframeWOI; |
---|
1562 | int bound = |
---|
1563 | timeframe->currentTimeframe; |
---|
1564 | Ntk_Node_t *node; |
---|
1565 | int tmp,k,i,j,index; |
---|
1566 | array_t * latchArr = array_alloc(Ntk_Node_t *, 0); |
---|
1567 | MvfAig_Function_t *mvfAig; |
---|
1568 | bAigEdge_t *tv,v,result=mAig_One; |
---|
1569 | lsGen gen; |
---|
1570 | int lvalue; |
---|
1571 | |
---|
1572 | Ntk_NetworkForEachLatch(network, gen, node){ |
---|
1573 | if (st_lookup_int(coiTable, (char *) node, &tmp)){ |
---|
1574 | array_insert_last(Ntk_Node_t *, latchArr, node); |
---|
1575 | } |
---|
1576 | } |
---|
1577 | |
---|
1578 | for (k=0 ; k<bound; ++k){ |
---|
1579 | for(i=0; i<array_n( latchArr); i++) { |
---|
1580 | |
---|
1581 | node = array_fetch(Ntk_Node_t *, latchArr, i); |
---|
1582 | mvfAig = Bmc_ReadMvfAig(node, nodeToMvfAigTable); |
---|
1583 | |
---|
1584 | if(mvfAig == 0) continue; |
---|
1585 | |
---|
1586 | for (j=0; j< array_n(mvfAig); j++) { |
---|
1587 | v = MvfAig_FunctionReadComponent(mvfAig, j); |
---|
1588 | |
---|
1589 | if(!st_lookup_int(timeframe->li2index, |
---|
1590 | (char *)v, &index)) |
---|
1591 | continue; |
---|
1592 | |
---|
1593 | v = timeframe->latchInputs[k][index]; |
---|
1594 | |
---|
1595 | if(v == bAig_One) { |
---|
1596 | result = mAig_And(manager, result, |
---|
1597 | bAig_GetCanonical(manager, v)); |
---|
1598 | break; |
---|
1599 | } |
---|
1600 | |
---|
1601 | if(v != bAig_Zero) { |
---|
1602 | tv = bAig_GetCanonical(manager, v); |
---|
1603 | lvalue = bAig_GetValueOfNode(manager, tv); |
---|
1604 | |
---|
1605 | if(lvalue == 1){ |
---|
1606 | result = mAig_And(manager, result, |
---|
1607 | bAig_GetCanonical(manager, v)); |
---|
1608 | break; |
---|
1609 | } |
---|
1610 | } |
---|
1611 | } |
---|
1612 | } |
---|
1613 | } |
---|
1614 | |
---|
1615 | array_free(latchArr); |
---|
1616 | |
---|
1617 | } |
---|
1618 | |
---|
1619 | |
---|
1620 | |
---|
1621 | |
---|
1622 | |
---|
1623 | |
---|
1624 | /**Function******************************************************************** |
---|
1625 | * Synopsis [Build a new model based on the current Hierarchy] |
---|
1626 | |
---|
1627 | Description [Build a new hierarchy named ROB3. |
---|
1628 | Composition of two instances (golden and faulty) of the current hierarchy. |
---|
1629 | The inputs are the same as before. |
---|
1630 | The outputs are doubled. |
---|
1631 | Return the new created node. |
---|
1632 | ] |
---|
1633 | |
---|
1634 | SideEffects [] |
---|
1635 | ******************************************************************************/ |
---|
1636 | Hrc_Node_t * build_golden_faulty_compo( |
---|
1637 | Hrc_Manager_t * hmgr, |
---|
1638 | Hrc_Node_t* rootNode, |
---|
1639 | Hrc_Model_t* newRootModel |
---|
1640 | ) |
---|
1641 | { |
---|
1642 | int i; |
---|
1643 | Var_Variable_t *var; |
---|
1644 | char * name, *newName; |
---|
1645 | array_t *actualOutputArray, *actualOutputArrayG; |
---|
1646 | array_t *actualInputArray, *actualInputArrayG; |
---|
1647 | |
---|
1648 | Hrc_Model_t * rootModel = Hrc_ManagerFindModelByName(hmgr,Hrc_NodeReadModelName(rootNode)); |
---|
1649 | printf("Root %s\n", Hrc_NodeReadModelName(rootNode)); |
---|
1650 | |
---|
1651 | Hrc_Node_t * newRootNode = Hrc_ModelReadMasterNode(newRootModel); |
---|
1652 | |
---|
1653 | |
---|
1654 | actualOutputArray = array_alloc(Var_Variable_t*,Hrc_NodeReadNumFormalOutputs(rootNode)); |
---|
1655 | actualOutputArrayG = array_alloc(Var_Variable_t*,0); |
---|
1656 | // New Outputs Faulty and Golden |
---|
1657 | Hrc_NodeForEachFormalOutput(rootNode,i,var){ |
---|
1658 | name = Var_VariableReadName(var); |
---|
1659 | newName = ALLOC(char, strlen(name) +4); |
---|
1660 | sprintf(newName, "%sG", name); |
---|
1661 | Var_Variable_t * vG = Var_VariableDup(var, newRootNode); |
---|
1662 | Var_VariableChangeName(vG,newName); |
---|
1663 | Var_Variable_t * v = Var_VariableDup(var, newRootNode); |
---|
1664 | Hrc_NodeAddVariable(newRootNode,v); |
---|
1665 | array_insert_last(Var_Variable_t *, actualOutputArray, v); |
---|
1666 | Hrc_NodeAddVariable(newRootNode,vG); |
---|
1667 | array_insert_last(Var_Variable_t *, actualOutputArrayG, vG); |
---|
1668 | Var_VariableResetPO(v); |
---|
1669 | Var_VariableResetPO(vG); |
---|
1670 | Hrc_NodeAddFormalOutput(newRootNode,v); |
---|
1671 | Hrc_NodeAddFormalOutput(newRootNode,vG); |
---|
1672 | } |
---|
1673 | //New Inputs |
---|
1674 | Hrc_NodeForEachFormalInput(rootNode,i,var){ |
---|
1675 | Var_Variable_t * v = Var_VariableDup(var, newRootNode); |
---|
1676 | Hrc_NodeAddVariable(newRootNode,v); |
---|
1677 | Var_VariableResetPI(v); |
---|
1678 | Hrc_NodeAddFormalInput(newRootNode,v); |
---|
1679 | |
---|
1680 | } |
---|
1681 | |
---|
1682 | |
---|
1683 | // Create 2 instances "golden" and "faulty" of the previous hierarchy |
---|
1684 | actualInputArray = array_dup(Hrc_NodeReadFormalInputs(newRootNode)); |
---|
1685 | actualInputArrayG= array_dup(Hrc_NodeReadFormalInputs(newRootNode)); |
---|
1686 | Hrc_ModelAddSubckt(newRootModel,rootModel, "golden",actualInputArrayG, actualOutputArrayG); |
---|
1687 | Hrc_ModelAddSubckt(newRootModel,rootModel, "faulty",actualInputArray, actualOutputArray); |
---|
1688 | // Create the new Hierarchy |
---|
1689 | newRootNode = Hrc_ModelCreateHierarchy(hmgr, newRootModel, "ROB3"); |
---|
1690 | //replace the hierarchy with the new one |
---|
1691 | Hrc_TreeReplace(rootNode,newRootNode); |
---|
1692 | |
---|
1693 | return newRootNode; |
---|
1694 | } |
---|
1695 | /**Function******************************************************************** |
---|
1696 | * Synopsis [Generate name of protected register] |
---|
1697 | |
---|
1698 | Description [Generate file containing names of latches int he golden model that have to be |
---|
1699 | protected. ] |
---|
1700 | |
---|
1701 | SideEffects [] |
---|
1702 | ******************************************************************************/ |
---|
1703 | |
---|
1704 | int generateProtectFile( |
---|
1705 | Hrc_Node_t * goldenNode, |
---|
1706 | FILE *oFile, |
---|
1707 | char * instanceName) |
---|
1708 | { |
---|
1709 | |
---|
1710 | st_generator * gen; |
---|
1711 | char* name, *childName,*newName; |
---|
1712 | Hrc_Latch_t * latch; |
---|
1713 | Hrc_Node_t * child; |
---|
1714 | int a; |
---|
1715 | |
---|
1716 | |
---|
1717 | Hrc_NodeForEachLatch(goldenNode, gen,name,latch){ |
---|
1718 | if( instanceName =="") |
---|
1719 | fprintf(oFile,"%s\n",name); |
---|
1720 | else |
---|
1721 | fprintf(oFile,"%s.%s\n",instanceName,name); |
---|
1722 | } |
---|
1723 | a = Hrc_NodeReadNumLatches(goldenNode); |
---|
1724 | |
---|
1725 | if(Hrc_NodeReadNumChildren(goldenNode) != 0){ |
---|
1726 | Hrc_NodeForEachChild(goldenNode,gen,childName,child){ |
---|
1727 | newName = malloc(strlen(instanceName)+strlen(childName)+1); |
---|
1728 | if( instanceName =="") |
---|
1729 | sprintf(newName,"%s",childName); |
---|
1730 | else |
---|
1731 | sprintf(newName,"%s.%s",instanceName,childName); |
---|
1732 | a += generateProtectFile(child,oFile,newName); |
---|
1733 | } |
---|
1734 | } |
---|
1735 | return a; |
---|
1736 | } |
---|
1737 | |
---|