| 185 | |
| 186 | |
| 187 | void remove_conflicts() |
| 188 | { |
| 189 | register int i; |
| 190 | register int symbol; |
| 191 | register action *p, *pref; |
| 192 | |
| 193 | SRtotal = 0; |
| 194 | RRtotal = 0; |
| 195 | SRconflicts = NEW2(nstates, Yshort); |
| 196 | RRconflicts = NEW2(nstates, Yshort); |
| 197 | for (i = 0; i < nstates; i++) { |
| 198 | SRcount = 0; |
| 199 | RRcount = 0; |
| 200 | symbol = -1; |
| 201 | pref = 0; |
| 202 | for (p = parser[i]; p; p = p->next) { |
| 203 | if (p->symbol != symbol) { |
| 204 | pref = p; |
| 205 | symbol = p->symbol; } |
| 206 | else if (i == final_state && symbol == 0) { |
| 207 | SRcount++; |
| 208 | p->suppressed = 1; |
| 209 | if (!pref->suppressed) |
| 210 | pref->suppressed = 1; } |
| 211 | else if (pref->action_code == SHIFT) { |
| 212 | if (pref->prec > 0 && p->prec > 0) { |
| 213 | if (pref->prec < p->prec) { |
| 214 | pref->suppressed = 2; |
| 215 | pref = p; } |
| 216 | else if (pref->prec > p->prec) { |
| 217 | p->suppressed = 2; } |
| 218 | else if (pref->assoc == LEFT) { |
| 219 | pref->suppressed = 2; |
| 220 | pref = p; } |
| 221 | else if (pref->assoc == RIGHT) { |
| 222 | p->suppressed = 2; } |
| 223 | else { |
| 224 | pref->suppressed = 2; |
| 225 | p->suppressed = 2; } } |
| 226 | else { |
| 227 | SRcount++; |
| 228 | p->suppressed = 1; |
| 229 | if (!pref->suppressed) |
| 230 | pref->suppressed = 1; } } |
| 231 | else { |
| 232 | RRcount++; |
| 233 | p->suppressed = 1; |
| 234 | if (!pref->suppressed) |
| 235 | pref->suppressed = 1; } } |
| 236 | SRtotal += SRcount; |
| 237 | RRtotal += RRcount; |
| 238 | SRconflicts[i] = SRcount; |
| 239 | RRconflicts[i] = RRcount; } |
| 240 | } |
| 241 | |
| 242 | |
| 243 | void total_conflicts() |