prvm_execprogram.h

   1
   2 // This code isn't #ifdef/#define protectable, don't try.
   3
   4                 while (1)
   5                 {
   6                         st++; // TODO bounds check
   7
   8 #if PRVMTRACE
   9                         PRVM_PrintStatement(st);
  10 #endif
  11 #if PRVMSTATEMENTPROFILING
  12                         prog->statement_profile[st - prog->statements]++;
  13 #endif
  14
  15                         switch (st->op)
  16                         {
  17                         case OP_ADD_F:
  18                                 OPC->_float = OPA->_float + OPB->_float;
  19                                 break;
  20                         case OP_ADD_V:
  21                                 OPC->vector[0] = OPA->vector[0] + OPB->vector[0];
  22                                 OPC->vector[1] = OPA->vector[1] + OPB->vector[1];
  23                                 OPC->vector[2] = OPA->vector[2] + OPB->vector[2];
  24                                 break;
  25                         case OP_SUB_F:
  26                                 OPC->_float = OPA->_float - OPB->_float;
  27                                 break;
  28                         case OP_SUB_V:
  29                                 OPC->vector[0] = OPA->vector[0] - OPB->vector[0];
  30                                 OPC->vector[1] = OPA->vector[1] - OPB->vector[1];
  31                                 OPC->vector[2] = OPA->vector[2] - OPB->vector[2];
  32                                 break;
  33                         case OP_MUL_F:
  34                                 OPC->_float = OPA->_float * OPB->_float;
  35                                 break;
  36                         case OP_MUL_V:
  37                                 OPC->_float = OPA->vector[0]*OPB->vector[0] + OPA->vector[1]*OPB->vector[1] + OPA->vector[2]*OPB->vector[2];
  38                                 break;
  39                         case OP_MUL_FV:
  40                                 OPC->vector[0] = OPA->_float * OPB->vector[0];
  41                                 OPC->vector[1] = OPA->_float * OPB->vector[1];
  42                                 OPC->vector[2] = OPA->_float * OPB->vector[2];
  43                                 break;
  44                         case OP_MUL_VF:
  45                                 OPC->vector[0] = OPB->_float * OPA->vector[0];
  46                                 OPC->vector[1] = OPB->_float * OPA->vector[1];
  47                                 OPC->vector[2] = OPB->_float * OPA->vector[2];
  48                                 break;
  49                         case OP_DIV_F:
  50                                 if( OPB->_float != 0.0f )
  51                                 {
  52                                         OPC->_float = OPA->_float / OPB->_float;
  53                                 }
  54                                 else
  55                                 {
  56                                         if( developer.integer >= 1 )
  57                                         {
  58                                                 prog->xfunction->profile += (st - startst);
  59                                                 startst = st;
  60                                                 prog->xstatement = st - prog->statements;
  61                                                 VM_Warning( "Attempted division by zero in %s\n", PRVM_NAME );
  62                                         }
  63                                         OPC->_float = 0.0f;
  64                                 }
  65                                 break;
  66                         case OP_BITAND:
  67                                 OPC->_float = (int)OPA->_float & (int)OPB->_float;
  68                                 break;
  69                         case OP_BITOR:
  70                                 OPC->_float = (int)OPA->_float | (int)OPB->_float;
  71                                 break;
  72                         case OP_GE:
  73                                 OPC->_float = OPA->_float >= OPB->_float;
  74                                 break;
  75                         case OP_LE:
  76                                 OPC->_float = OPA->_float <= OPB->_float;
  77                                 break;
  78                         case OP_GT:
  79                                 OPC->_float = OPA->_float > OPB->_float;
  80                                 break;
  81                         case OP_LT:
  82                                 OPC->_float = OPA->_float < OPB->_float;
  83                                 break;
  84                         case OP_AND:
  85                                 OPC->_float = OPA->_float && OPB->_float;
  86                                 break;
  87                         case OP_OR:
  88                                 OPC->_float = OPA->_float || OPB->_float;
  89                                 break;
  90                         case OP_NOT_F:
  91                                 OPC->_float = !OPA->_float;
  92                                 break;
  93                         case OP_NOT_V:
  94                                 OPC->_float = !OPA->vector[0] && !OPA->vector[1] && !OPA->vector[2];
  95                                 break;
  96                         case OP_NOT_S:
  97                                 OPC->_float = !OPA->string || !*PRVM_GetString(OPA->string);
  98                                 break;
  99                         case OP_NOT_FNC:
 100                                 OPC->_float = !OPA->function;
 101                                 break;
 102                         case OP_NOT_ENT:
 103                                 OPC->_float = (OPA->edict == 0);
 104                                 break;
 105                         case OP_EQ_F:
 106                                 OPC->_float = OPA->_float == OPB->_float;
 107                                 break;
 108                         case OP_EQ_V:
 109                                 OPC->_float = (OPA->vector[0] == OPB->vector[0]) && (OPA->vector[1] == OPB->vector[1]) && (OPA->vector[2] == OPB->vector[2]);
 110                                 break;
 111                         case OP_EQ_S:
 112                                 OPC->_float = !strcmp(PRVM_GetString(OPA->string),PRVM_GetString(OPB->string));
 113                                 break;
 114                         case OP_EQ_E:
 115                                 OPC->_float = OPA->_int == OPB->_int;
 116                                 break;
 117                         case OP_EQ_FNC:
 118                                 OPC->_float = OPA->function == OPB->function;
 119                                 break;
 120                         case OP_NE_F:
 121                                 OPC->_float = OPA->_float != OPB->_float;
 122                                 break;
 123                         case OP_NE_V:
 124                                 OPC->_float = (OPA->vector[0] != OPB->vector[0]) || (OPA->vector[1] != OPB->vector[1]) || (OPA->vector[2] != OPB->vector[2]);
 125                                 break;
 126                         case OP_NE_S:
 127                                 OPC->_float = strcmp(PRVM_GetString(OPA->string),PRVM_GetString(OPB->string));
 128                                 break;
 129                         case OP_NE_E:
 130                                 OPC->_float = OPA->_int != OPB->_int;
 131                                 break;
 132                         case OP_NE_FNC:
 133                                 OPC->_float = OPA->function != OPB->function;
 134                                 break;
 135
 136                 //==================
 137                         case OP_STORE_F:
 138                         case OP_STORE_ENT:
 139                         case OP_STORE_FLD:              // integers
 140                         case OP_STORE_S:
 141                         case OP_STORE_FNC:              // pointers
 142                                 OPB->_int = OPA->_int;
 143                                 break;
 144                         case OP_STORE_V:
 145                                 OPB->ivector[0] = OPA->ivector[0];
 146                                 OPB->ivector[1] = OPA->ivector[1];
 147                                 OPB->ivector[2] = OPA->ivector[2];
 148                                 break;
 149
 150                         case OP_STOREP_F:
 151                         case OP_STOREP_ENT:
 152                         case OP_STOREP_FLD:             // integers
 153                         case OP_STOREP_S:
 154                         case OP_STOREP_FNC:             // pointers
 155 #if PRVMBOUNDSCHECK
 156                                 if (OPB->_int < 0 || OPB->_int + 4 > prog->edictareasize)
 157                                 {
 158                                         prog->xfunction->profile += (st - startst);
 159                                         prog->xstatement = st - prog->statements;
 160                                         PRVM_ERROR("%s attempted to write to an out of bounds edict (%i)", PRVM_NAME, OPB->_int);
 161                                         goto cleanup;
 162                                 }
 163 #endif
 164                                 ptr = (prvm_eval_t *)((unsigned char *)prog->edictsfields + OPB->_int);
 165                                 ptr->_int = OPA->_int;
 166                                 break;
 167                         case OP_STOREP_V:
 168 #if PRVMBOUNDSCHECK
 169                                 if (OPB->_int < 0 || OPB->_int + 12 > prog->edictareasize)
 170                                 {
 171                                         prog->xfunction->profile += (st - startst);
 172                                         prog->xstatement = st - prog->statements;
 173                                         PRVM_ERROR("%s attempted to write to an out of bounds edict (%i)", PRVM_NAME, OPB->_int);
 174                                         goto cleanup;
 175                                 }
 176 #endif
 177                                 ptr = (prvm_eval_t *)((unsigned char *)prog->edictsfields + OPB->_int);
 178                                 ptr->ivector[0] = OPA->ivector[0];
 179                                 ptr->ivector[1] = OPA->ivector[1];
 180                                 ptr->ivector[2] = OPA->ivector[2];
 181                                 break;
 182
 183                         case OP_ADDRESS:
 184 #if PRVMBOUNDSCHECK
 185                                 if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->progs->entityfields))
 186                                 {
 187                                         prog->xfunction->profile += (st - startst);
 188                                         prog->xstatement = st - prog->statements;
 189                                         PRVM_ERROR("%s attempted to address an invalid field (%i) in an edict", PRVM_NAME, OPB->_int);
 190                                         goto cleanup;
 191                                 }
 192 #endif
 193                                 if (OPA->edict == 0 && !prog->allowworldwrites)
 194                                 {
 195                                         prog->xfunction->profile += (st - startst);
 196                                         prog->xstatement = st - prog->statements;
 197                                         PRVM_ERROR("forbidden assignment to null/world entity in %s", PRVM_NAME);
 198                                         goto cleanup;
 199                                 }
 200                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 201                                 OPC->_int = (unsigned char *)((int *)ed->fields.vp + OPB->_int) - (unsigned char *)prog->edictsfields;
 202                                 break;
 203
 204                         case OP_LOAD_F:
 205                         case OP_LOAD_FLD:
 206                         case OP_LOAD_ENT:
 207                         case OP_LOAD_S:
 208                         case OP_LOAD_FNC:
 209 #if PRVMBOUNDSCHECK
 210                                 if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->progs->entityfields))
 211                                 {
 212                                         prog->xfunction->profile += (st - startst);
 213                                         prog->xstatement = st - prog->statements;
 214                                         PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
 215                                         goto cleanup;
 216                                 }
 217 #endif
 218                                 ed = PRVM_PROG_TO_EDICT(OPA->edict); // TODO bounds check entity number
 219                                 OPC->_int = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->_int;
 220                                 break;
 221
 222                         case OP_LOAD_V:
 223 #if PRVMBOUNDSCHECK
 224                                 if (OPB->_int < 0 || OPB->_int + 2 >= prog->progs->entityfields)
 225                                 {
 226                                         prog->xfunction->profile += (st - startst);
 227                                         prog->xstatement = st - prog->statements;
 228                                         PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
 229                                         goto cleanup;
 230                                 }
 231 #endif
 232                                 ed = PRVM_PROG_TO_EDICT(OPA->edict); // TODO bounds check entity number
 233                                 OPC->ivector[0] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[0];
 234                                 OPC->ivector[1] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[1];
 235                                 OPC->ivector[2] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[2];
 236                                 break;
 237
 238                 //==================
 239
 240                         case OP_IFNOT:
 241                                 if (!OPA->_float)
 242                                 // TODO add an "int-ifnot"
 243                                 // although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
 244                                 // and entity, string, field values can never have that value
 245                                 {
 246                                         prog->xfunction->profile += (st - startst);
 247                                         st += st->b - 1;        // offset the s++
 248                                         startst = st;
 249 #if PRVMRUNAWAYCHECK
 250                                         if (++jumpcount == 10000000)
 251                                         {
 252                                                 prog->xstatement = st - prog->statements;
 253                                                 PRVM_Profile(1<<30, 1000000);
 254                                                 PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 255                                         }
 256 #endif
 257                                 }
 258                                 break;
 259
 260                         case OP_IF:
 261                                 if (OPA->_float)
 262                                 // TODO add an "int-if"
 263                                 // although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
 264                                 // and entity, string, field values can never have that value
 265                                 {
 266                                         prog->xfunction->profile += (st - startst);
 267                                         st += st->b - 1;        // offset the s++
 268                                         startst = st;
 269 #if PRVMRUNAWAYCHECK
 270                                         if (++jumpcount == 10000000)
 271                                         {
 272                                                 prog->xstatement = st - prog->statements;
 273                                                 PRVM_Profile(1<<30, 1000000);
 274                                                 PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 275                                         }
 276 #endif
 277                                 }
 278                                 break;
 279
 280                         case OP_GOTO:
 281                                 prog->xfunction->profile += (st - startst);
 282                                 st += st->a - 1;        // offset the s++
 283                                 startst = st;
 284 #if PRVMRUNAWAYCHECK
 285                                 if (++jumpcount == 10000000)
 286                                 {
 287                                         prog->xstatement = st - prog->statements;
 288                                         PRVM_Profile(1<<30, 1000000);
 289                                         PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 290                                 }
 291 #endif
 292                                 break;
 293
 294                         case OP_CALL0:
 295                         case OP_CALL1:
 296                         case OP_CALL2:
 297                         case OP_CALL3:
 298                         case OP_CALL4:
 299                         case OP_CALL5:
 300                         case OP_CALL6:
 301                         case OP_CALL7:
 302                         case OP_CALL8:
 303                                 prog->xfunction->profile += (st - startst);
 304                                 startst = st;
 305                                 prog->xstatement = st - prog->statements;
 306                                 prog->argc = st->op - OP_CALL0;
 307                                 if (!OPA->function)
 308                                         PRVM_ERROR("NULL function in %s", PRVM_NAME);
 309                                 newf = &prog->functions[OPA->function]; // TODO bounds check function
 310                                 newf->callcount++;
 311
 312                                 if (newf->first_statement < 0)
 313                                 {
 314                                         // negative statements are built in functions
 315                                         int builtinnumber = -newf->first_statement;
 316                                         prog->xfunction->builtinsprofile++;
 317                                         if (builtinnumber < prog->numbuiltins && prog->builtins[builtinnumber])
 318                                                 prog->builtins[builtinnumber]();
 319                                         else
 320                                                 PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
 321                                 }
 322                                 else
 323                                         st = prog->statements + PRVM_EnterFunction(newf);
 324                                 startst = st;
 325                                 break;
 326
 327                         case OP_DONE:
 328                         case OP_RETURN:
 329                                 prog->xfunction->profile += (st - startst);
 330                                 prog->xstatement = st - prog->statements;
 331
 332                                 prog->globals.generic[OFS_RETURN] = prog->globals.generic[(unsigned short) st->a];
 333                                 prog->globals.generic[OFS_RETURN+1] = prog->globals.generic[(unsigned short) st->a+1];
 334                                 prog->globals.generic[OFS_RETURN+2] = prog->globals.generic[(unsigned short) st->a+2];
 335
 336                                 st = prog->statements + PRVM_LeaveFunction();
 337                                 startst = st;
 338                                 if (prog->depth <= exitdepth)
 339                                         goto cleanup; // all done
 340                                 if (prog->trace != cachedpr_trace)
 341                                         goto chooseexecprogram;
 342                                 break;
 343
 344                         case OP_STATE:
 345                                 if(prog->flag & PRVM_OP_STATE)
 346                                 {
 347                                         ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 348                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.nextthink)->_float = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.time)->_float + 0.1;
 349                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.frame)->_float = OPA->_float;
 350                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.think)->function = OPB->function;
 351                                 }
 352                                 else
 353                                 {
 354                                         prog->xfunction->profile += (st - startst);
 355                                         prog->xstatement = st - prog->statements;
 356                                         PRVM_ERROR("OP_STATE not supported by %s", PRVM_NAME);
 357                                 }
 358                                 break;
 359
 360 // LordHavoc: to be enabled when Progs version 7 (or whatever it will be numbered) is finalized
 361 /*
 362                         case OP_ADD_I:
 363                                 OPC->_int = OPA->_int + OPB->_int;
 364                                 break;
 365                         case OP_ADD_IF:
 366                                 OPC->_int = OPA->_int + (int) OPB->_float;
 367                                 break;
 368                         case OP_ADD_FI:
 369                                 OPC->_float = OPA->_float + (float) OPB->_int;
 370                                 break;
 371                         case OP_SUB_I:
 372                                 OPC->_int = OPA->_int - OPB->_int;
 373                                 break;
 374                         case OP_SUB_IF:
 375                                 OPC->_int = OPA->_int - (int) OPB->_float;
 376                                 break;
 377                         case OP_SUB_FI:
 378                                 OPC->_float = OPA->_float - (float) OPB->_int;
 379                                 break;
 380                         case OP_MUL_I:
 381                                 OPC->_int = OPA->_int * OPB->_int;
 382                                 break;
 383                         case OP_MUL_IF:
 384                                 OPC->_int = OPA->_int * (int) OPB->_float;
 385                                 break;
 386                         case OP_MUL_FI:
 387                                 OPC->_float = OPA->_float * (float) OPB->_int;
 388                                 break;
 389                         case OP_MUL_VI:
 390                                 OPC->vector[0] = (float) OPB->_int * OPA->vector[0];
 391                                 OPC->vector[1] = (float) OPB->_int * OPA->vector[1];
 392                                 OPC->vector[2] = (float) OPB->_int * OPA->vector[2];
 393                                 break;
 394                         case OP_DIV_VF:
 395                                 {
 396                                         float temp = 1.0f / OPB->_float;
 397                                         OPC->vector[0] = temp * OPA->vector[0];
 398                                         OPC->vector[1] = temp * OPA->vector[1];
 399                                         OPC->vector[2] = temp * OPA->vector[2];
 400                                 }
 401                                 break;
 402                         case OP_DIV_I:
 403                                 OPC->_int = OPA->_int / OPB->_int;
 404                                 break;
 405                         case OP_DIV_IF:
 406                                 OPC->_int = OPA->_int / (int) OPB->_float;
 407                                 break;
 408                         case OP_DIV_FI:
 409                                 OPC->_float = OPA->_float / (float) OPB->_int;
 410                                 break;
 411                         case OP_CONV_IF:
 412                                 OPC->_float = OPA->_int;
 413                                 break;
 414                         case OP_CONV_FI:
 415                                 OPC->_int = OPA->_float;
 416                                 break;
 417                         case OP_BITAND_I:
 418                                 OPC->_int = OPA->_int & OPB->_int;
 419                                 break;
 420                         case OP_BITOR_I:
 421                                 OPC->_int = OPA->_int | OPB->_int;
 422                                 break;
 423                         case OP_BITAND_IF:
 424                                 OPC->_int = OPA->_int & (int)OPB->_float;
 425                                 break;
 426                         case OP_BITOR_IF:
 427                                 OPC->_int = OPA->_int | (int)OPB->_float;
 428                                 break;
 429                         case OP_BITAND_FI:
 430                                 OPC->_float = (int)OPA->_float & OPB->_int;
 431                                 break;
 432                         case OP_BITOR_FI:
 433                                 OPC->_float = (int)OPA->_float | OPB->_int;
 434                                 break;
 435                         case OP_GE_I:
 436                                 OPC->_float = OPA->_int >= OPB->_int;
 437                                 break;
 438                         case OP_LE_I:
 439                                 OPC->_float = OPA->_int <= OPB->_int;
 440                                 break;
 441                         case OP_GT_I:
 442                                 OPC->_float = OPA->_int > OPB->_int;
 443                                 break;
 444                         case OP_LT_I:
 445                                 OPC->_float = OPA->_int < OPB->_int;
 446                                 break;
 447                         case OP_AND_I:
 448                                 OPC->_float = OPA->_int && OPB->_int;
 449                                 break;
 450                         case OP_OR_I:
 451                                 OPC->_float = OPA->_int || OPB->_int;
 452                                 break;
 453                         case OP_GE_IF:
 454                                 OPC->_float = (float)OPA->_int >= OPB->_float;
 455                                 break;
 456                         case OP_LE_IF:
 457                                 OPC->_float = (float)OPA->_int <= OPB->_float;
 458                                 break;
 459                         case OP_GT_IF:
 460                                 OPC->_float = (float)OPA->_int > OPB->_float;
 461                                 break;
 462                         case OP_LT_IF:
 463                                 OPC->_float = (float)OPA->_int < OPB->_float;
 464                                 break;
 465                         case OP_AND_IF:
 466                                 OPC->_float = (float)OPA->_int && OPB->_float;
 467                                 break;
 468                         case OP_OR_IF:
 469                                 OPC->_float = (float)OPA->_int || OPB->_float;
 470                                 break;
 471                         case OP_GE_FI:
 472                                 OPC->_float = OPA->_float >= (float)OPB->_int;
 473                                 break;
 474                         case OP_LE_FI:
 475                                 OPC->_float = OPA->_float <= (float)OPB->_int;
 476                                 break;
 477                         case OP_GT_FI:
 478                                 OPC->_float = OPA->_float > (float)OPB->_int;
 479                                 break;
 480                         case OP_LT_FI:
 481                                 OPC->_float = OPA->_float < (float)OPB->_int;
 482                                 break;
 483                         case OP_AND_FI:
 484                                 OPC->_float = OPA->_float && (float)OPB->_int;
 485                                 break;
 486                         case OP_OR_FI:
 487                                 OPC->_float = OPA->_float || (float)OPB->_int;
 488                                 break;
 489                         case OP_NOT_I:
 490                                 OPC->_float = !OPA->_int;
 491                                 break;
 492                         case OP_EQ_I:
 493                                 OPC->_float = OPA->_int == OPB->_int;
 494                                 break;
 495                         case OP_EQ_IF:
 496                                 OPC->_float = (float)OPA->_int == OPB->_float;
 497                                 break;
 498                         case OP_EQ_FI:
 499                                 OPC->_float = OPA->_float == (float)OPB->_int;
 500                                 break;
 501                         case OP_NE_I:
 502                                 OPC->_float = OPA->_int != OPB->_int;
 503                                 break;
 504                         case OP_NE_IF:
 505                                 OPC->_float = (float)OPA->_int != OPB->_float;
 506                                 break;
 507                         case OP_NE_FI:
 508                                 OPC->_float = OPA->_float != (float)OPB->_int;
 509                                 break;
 510                         case OP_STORE_I:
 511                                 OPB->_int = OPA->_int;
 512                                 break;
 513                         case OP_STOREP_I:
 514 #if PRBOUNDSCHECK
 515                                 if (OPB->_int < 0 || OPB->_int + 4 > pr_edictareasize)
 516                                 {
 517                                         prog->xfunction->profile += (st - startst);
 518                                         prog->xstatement = st - prog->statements;
 519                                         PRVM_ERROR ("%s Progs attempted to write to an out of bounds edict", PRVM_NAME);
 520                                         goto cleanup;
 521                                 }
 522 #endif
 523                                 ptr = (prvm_eval_t *)((unsigned char *)prog->edictsfields + OPB->_int);
 524                                 ptr->_int = OPA->_int;
 525                                 break;
 526                         case OP_LOAD_I:
 527 #if PRBOUNDSCHECK
 528                                 if (OPA->edict < 0 || OPA->edict >= pr_edictareasize)
 529                                 {
 530                                         prog->xfunction->profile += (st - startst);
 531                                         prog->xstatement = st - prog->statements;
 532                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 533                                         goto cleanup;
 534                                 }
 535                                 if (OPB->_int < 0 || OPB->_int >= progs->entityfields)
 536                                 {
 537                                         prog->xfunction->profile += (st - startst);
 538                                         prog->xstatement = st - prog->statements;
 539                                         PRVM_ERROR ("%s Progs attempted to read an invalid field in an edict", PRVM_NAME);
 540                                         goto cleanup;
 541                                 }
 542 #endif
 543                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 544                                 OPC->_int = ((prvm_eval_t *)((int *)ed->v + OPB->_int))->_int;
 545                                 break;
 546
 547                         case OP_GSTOREP_I:
 548                         case OP_GSTOREP_F:
 549                         case OP_GSTOREP_ENT:
 550                         case OP_GSTOREP_FLD:            // integers
 551                         case OP_GSTOREP_S:
 552                         case OP_GSTOREP_FNC:            // pointers
 553 #if PRBOUNDSCHECK
 554                                 if (OPB->_int < 0 || OPB->_int >= pr_globaldefs)
 555                                 {
 556                                         prog->xfunction->profile += (st - startst);
 557                                         prog->xstatement = st - prog->statements;
 558                                         PRVM_ERROR ("%s Progs attempted to write to an invalid indexed global", PRVM_NAME);
 559                                         goto cleanup;
 560                                 }
 561 #endif
 562                                 pr_iglobals[OPB->_int] = OPA->_int;
 563                                 break;
 564                         case OP_GSTOREP_V:
 565 #if PRBOUNDSCHECK
 566                                 if (OPB->_int < 0 || OPB->_int + 2 >= pr_globaldefs)
 567                                 {
 568                                         prog->xfunction->profile += (st - startst);
 569                                         prog->xstatement = st - prog->statements;
 570                                         PRVM_ERROR ("%s Progs attempted to write to an invalid indexed global", PRVM_NAME);
 571                                         goto cleanup;
 572                                 }
 573 #endif
 574                                 pr_iglobals[OPB->_int  ] = OPA->ivector[0];
 575                                 pr_iglobals[OPB->_int+1] = OPA->ivector[1];
 576                                 pr_iglobals[OPB->_int+2] = OPA->ivector[2];
 577                                 break;
 578
 579                         case OP_GADDRESS:
 580                                 i = OPA->_int + (int) OPB->_float;
 581 #if PRBOUNDSCHECK
 582                                 if (i < 0 || i >= pr_globaldefs)
 583                                 {
 584                                         prog->xfunction->profile += (st - startst);
 585                                         prog->xstatement = st - prog->statements;
 586                                         PRVM_ERROR ("%s Progs attempted to address an out of bounds global", PRVM_NAME);
 587                                         goto cleanup;
 588                                 }
 589 #endif
 590                                 OPC->_int = pr_iglobals[i];
 591                                 break;
 592
 593                         case OP_GLOAD_I:
 594                         case OP_GLOAD_F:
 595                         case OP_GLOAD_FLD:
 596                         case OP_GLOAD_ENT:
 597                         case OP_GLOAD_S:
 598                         case OP_GLOAD_FNC:
 599 #if PRBOUNDSCHECK
 600                                 if (OPA->_int < 0 || OPA->_int >= pr_globaldefs)
 601                                 {
 602                                         prog->xfunction->profile += (st - startst);
 603                                         prog->xstatement = st - prog->statements;
 604                                         PRVM_ERROR ("%s Progs attempted to read an invalid indexed global", PRVM_NAME);
 605                                         goto cleanup;
 606                                 }
 607 #endif
 608                                 OPC->_int = pr_iglobals[OPA->_int];
 609                                 break;
 610
 611                         case OP_GLOAD_V:
 612 #if PRBOUNDSCHECK
 613                                 if (OPA->_int < 0 || OPA->_int + 2 >= pr_globaldefs)
 614                                 {
 615                                         prog->xfunction->profile += (st - startst);
 616                                         prog->xstatement = st - prog->statements;
 617                                         PRVM_ERROR ("%s Progs attempted to read an invalid indexed global", PRVM_NAME);
 618                                         goto cleanup;
 619                                 }
 620 #endif
 621                                 OPC->ivector[0] = pr_iglobals[OPA->_int  ];
 622                                 OPC->ivector[1] = pr_iglobals[OPA->_int+1];
 623                                 OPC->ivector[2] = pr_iglobals[OPA->_int+2];
 624                                 break;
 625
 626                         case OP_BOUNDCHECK:
 627                                 if (OPA->_int < 0 || OPA->_int >= st->b)
 628                                 {
 629                                         prog->xfunction->profile += (st - startst);
 630                                         prog->xstatement = st - prog->statements;
 631                                         PRVM_ERROR ("%s Progs boundcheck failed at line number %d, value is < 0 or >= %d", PRVM_NAME, st->b, st->c);
 632                                         goto cleanup;
 633                                 }
 634                                 break;
 635
 636 */
 637
 638                         default:
 639                                 prog->xfunction->profile += (st - startst);
 640                                 prog->xstatement = st - prog->statements;
 641                                 PRVM_ERROR ("Bad opcode %i in %s", st->op, PRVM_NAME);
 642                                 goto cleanup;
 643                         }
 644                 }
 645