prvm_execprogram.h

   1
   2 // This code isn't #ifdef/#define protectable, don't try.
   3
   4                 while (1)
   5                 {
   6                         st++;
   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 = FLOAT_IS_TRUE_FOR_INT(OPA->_int) && FLOAT_IS_TRUE_FOR_INT(OPB->_int); // TODO change this back to float, and add AND_I to be used by fteqcc for anything not a float
  86                                 break;
  87                         case OP_OR:
  88                                 OPC->_float = FLOAT_IS_TRUE_FOR_INT(OPA->_int) || FLOAT_IS_TRUE_FOR_INT(OPB->_int); // TODO change this back to float, and add OR_I to be used by fteqcc for anything not a float
  89                                 break;
  90                         case OP_NOT_F:
  91                                 OPC->_float = !FLOAT_IS_TRUE_FOR_INT(OPA->_int);
  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 (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 186                                 {
 187                                         prog->xfunction->profile += (st - startst);
 188                                         prog->xstatement = st - prog->statements;
 189                                         PRVM_ERROR ("%s Progs attempted to address an out of bounds edict number", PRVM_NAME);
 190                                         goto cleanup;
 191                                 }
 192                                 if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->progs->entityfields))
 193                                 {
 194                                         prog->xfunction->profile += (st - startst);
 195                                         prog->xstatement = st - prog->statements;
 196                                         PRVM_ERROR("%s attempted to address an invalid field (%i) in an edict", PRVM_NAME, OPB->_int);
 197                                         goto cleanup;
 198                                 }
 199 #endif
 200                                 if (OPA->edict == 0 && !prog->allowworldwrites)
 201                                 {
 202                                         prog->xfunction->profile += (st - startst);
 203                                         prog->xstatement = st - prog->statements;
 204                                         PRVM_ERROR("forbidden assignment to null/world entity in %s", PRVM_NAME);
 205                                         goto cleanup;
 206                                 }
 207                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 208                                 OPC->_int = (unsigned char *)((int *)ed->fields.vp + OPB->_int) - (unsigned char *)prog->edictsfields;
 209                                 break;
 210
 211                         case OP_LOAD_F:
 212                         case OP_LOAD_FLD:
 213                         case OP_LOAD_ENT:
 214                         case OP_LOAD_S:
 215                         case OP_LOAD_FNC:
 216 #if PRVMBOUNDSCHECK
 217                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 218                                 {
 219                                         prog->xfunction->profile += (st - startst);
 220                                         prog->xstatement = st - prog->statements;
 221                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 222                                         goto cleanup;
 223                                 }
 224                                 if ((unsigned int)(OPB->_int) >= (unsigned int)(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);
 233                                 OPC->_int = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->_int;
 234                                 break;
 235
 236                         case OP_LOAD_V:
 237 #if PRVMBOUNDSCHECK
 238                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 239                                 {
 240                                         prog->xfunction->profile += (st - startst);
 241                                         prog->xstatement = st - prog->statements;
 242                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 243                                         goto cleanup;
 244                                 }
 245                                 if (OPB->_int < 0 || OPB->_int + 2 >= prog->progs->entityfields)
 246                                 {
 247                                         prog->xfunction->profile += (st - startst);
 248                                         prog->xstatement = st - prog->statements;
 249                                         PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
 250                                         goto cleanup;
 251                                 }
 252 #endif
 253                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 254                                 OPC->ivector[0] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[0];
 255                                 OPC->ivector[1] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[1];
 256                                 OPC->ivector[2] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[2];
 257                                 break;
 258
 259                 //==================
 260
 261                         case OP_IFNOT:
 262                                 if(!FLOAT_IS_TRUE_FOR_INT(OPA->_int))
 263                                 // TODO add an "int-if", and change this one to OPA->_float
 264                                 // although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
 265                                 // and entity, string, field values can never have that value
 266                                 {
 267                                         prog->xfunction->profile += (st - startst);
 268                                         st += st->b - 1;        // offset the s++
 269                                         startst = st;
 270                                         // no bounds check needed, it is done when loading progs
 271 #if PRVMRUNAWAYCHECK
 272                                         if (++jumpcount == 10000000)
 273                                         {
 274                                                 prog->xstatement = st - prog->statements;
 275                                                 PRVM_Profile(1<<30, 1000000);
 276                                                 PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 277                                         }
 278 #endif
 279                                 }
 280                                 break;
 281
 282                         case OP_IF:
 283                                 if(FLOAT_IS_TRUE_FOR_INT(OPA->_int))
 284                                 // TODO add an "int-if", and change this one, as well as the FLOAT_IS_TRUE_FOR_INT usages, to OPA->_float
 285                                 // although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
 286                                 // and entity, string, field values can never have that value
 287                                 {
 288                                         prog->xfunction->profile += (st - startst);
 289                                         st += st->b - 1;        // offset the s++
 290                                         startst = st;
 291                                         // no bounds check needed, it is done when loading progs
 292 #if PRVMRUNAWAYCHECK
 293                                         if (++jumpcount == 10000000)
 294                                         {
 295                                                 prog->xstatement = st - prog->statements;
 296                                                 PRVM_Profile(1<<30, 1000000);
 297                                                 PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 298                                         }
 299 #endif
 300                                 }
 301                                 break;
 302
 303                         case OP_GOTO:
 304                                 prog->xfunction->profile += (st - startst);
 305                                 st += st->a - 1;        // offset the s++
 306                                 startst = st;
 307                                 // no bounds check needed, it is done when loading progs
 308 #if PRVMRUNAWAYCHECK
 309                                 if (++jumpcount == 10000000)
 310                                 {
 311                                         prog->xstatement = st - prog->statements;
 312                                         PRVM_Profile(1<<30, 1000000);
 313                                         PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 314                                 }
 315 #endif
 316                                 break;
 317
 318                         case OP_CALL0:
 319                         case OP_CALL1:
 320                         case OP_CALL2:
 321                         case OP_CALL3:
 322                         case OP_CALL4:
 323                         case OP_CALL5:
 324                         case OP_CALL6:
 325                         case OP_CALL7:
 326                         case OP_CALL8:
 327                                 prog->xfunction->profile += (st - startst);
 328                                 startst = st;
 329                                 prog->xstatement = st - prog->statements;
 330                                 prog->argc = st->op - OP_CALL0;
 331                                 if (!OPA->function)
 332                                         PRVM_ERROR("NULL function in %s", PRVM_NAME);
 333
 334 #if PRVMBOUNDSCHECK
 335                                 if(!OPA->function || OPA->function >= (unsigned int)prog->progs->numfunctions)
 336                                 {
 337                                         prog->xfunction->profile += (st - startst);
 338                                         prog->xstatement = st - prog->statements; // we better stay on the previously executed statement
 339                                         PRVM_ERROR("%s CALL outside the program", PRVM_NAME);
 340                                         goto cleanup;
 341                                 }
 342 #endif
 343
 344                                 newf = &prog->functions[OPA->function];
 345                                 newf->callcount++;
 346
 347                                 if (newf->first_statement < 0)
 348                                 {
 349                                         // negative statements are built in functions
 350                                         int builtinnumber = -newf->first_statement;
 351                                         prog->xfunction->builtinsprofile++;
 352                                         if (builtinnumber < prog->numbuiltins && prog->builtins[builtinnumber])
 353                                                 prog->builtins[builtinnumber]();
 354                                         else
 355                                                 PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
 356                                 }
 357                                 else
 358                                         st = prog->statements + PRVM_EnterFunction(newf);
 359                                 startst = st;
 360                                 break;
 361
 362                         case OP_DONE:
 363                         case OP_RETURN:
 364                                 prog->xfunction->profile += (st - startst);
 365                                 prog->xstatement = st - prog->statements;
 366
 367                                 prog->globals.generic[OFS_RETURN] = prog->globals.generic[(unsigned short) st->a];
 368                                 prog->globals.generic[OFS_RETURN+1] = prog->globals.generic[(unsigned short) st->a+1];
 369                                 prog->globals.generic[OFS_RETURN+2] = prog->globals.generic[(unsigned short) st->a+2];
 370
 371                                 st = prog->statements + PRVM_LeaveFunction();
 372                                 startst = st;
 373                                 if (prog->depth <= exitdepth)
 374                                         goto cleanup; // all done
 375                                 if (prog->trace != cachedpr_trace)
 376                                         goto chooseexecprogram;
 377                                 break;
 378
 379                         case OP_STATE:
 380                                 if(prog->flag & PRVM_OP_STATE)
 381                                 {
 382                                         ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 383                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.nextthink)->_float = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.time)->_float + 0.1;
 384                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.frame)->_float = OPA->_float;
 385                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.think)->function = OPB->function;
 386                                 }
 387                                 else
 388                                 {
 389                                         prog->xfunction->profile += (st - startst);
 390                                         prog->xstatement = st - prog->statements;
 391                                         PRVM_ERROR("OP_STATE not supported by %s", PRVM_NAME);
 392                                 }
 393                                 break;
 394
 395 // LordHavoc: to be enabled when Progs version 7 (or whatever it will be numbered) is finalized
 396 /*
 397                         case OP_ADD_I:
 398                                 OPC->_int = OPA->_int + OPB->_int;
 399                                 break;
 400                         case OP_ADD_IF:
 401                                 OPC->_int = OPA->_int + (int) OPB->_float;
 402                                 break;
 403                         case OP_ADD_FI:
 404                                 OPC->_float = OPA->_float + (float) OPB->_int;
 405                                 break;
 406                         case OP_SUB_I:
 407                                 OPC->_int = OPA->_int - OPB->_int;
 408                                 break;
 409                         case OP_SUB_IF:
 410                                 OPC->_int = OPA->_int - (int) OPB->_float;
 411                                 break;
 412                         case OP_SUB_FI:
 413                                 OPC->_float = OPA->_float - (float) OPB->_int;
 414                                 break;
 415                         case OP_MUL_I:
 416                                 OPC->_int = OPA->_int * OPB->_int;
 417                                 break;
 418                         case OP_MUL_IF:
 419                                 OPC->_int = OPA->_int * (int) OPB->_float;
 420                                 break;
 421                         case OP_MUL_FI:
 422                                 OPC->_float = OPA->_float * (float) OPB->_int;
 423                                 break;
 424                         case OP_MUL_VI:
 425                                 OPC->vector[0] = (float) OPB->_int * OPA->vector[0];
 426                                 OPC->vector[1] = (float) OPB->_int * OPA->vector[1];
 427                                 OPC->vector[2] = (float) OPB->_int * OPA->vector[2];
 428                                 break;
 429                         case OP_DIV_VF:
 430                                 {
 431                                         float temp = 1.0f / OPB->_float;
 432                                         OPC->vector[0] = temp * OPA->vector[0];
 433                                         OPC->vector[1] = temp * OPA->vector[1];
 434                                         OPC->vector[2] = temp * OPA->vector[2];
 435                                 }
 436                                 break;
 437                         case OP_DIV_I:
 438                                 OPC->_int = OPA->_int / OPB->_int;
 439                                 break;
 440                         case OP_DIV_IF:
 441                                 OPC->_int = OPA->_int / (int) OPB->_float;
 442                                 break;
 443                         case OP_DIV_FI:
 444                                 OPC->_float = OPA->_float / (float) OPB->_int;
 445                                 break;
 446                         case OP_CONV_IF:
 447                                 OPC->_float = OPA->_int;
 448                                 break;
 449                         case OP_CONV_FI:
 450                                 OPC->_int = OPA->_float;
 451                                 break;
 452                         case OP_BITAND_I:
 453                                 OPC->_int = OPA->_int & OPB->_int;
 454                                 break;
 455                         case OP_BITOR_I:
 456                                 OPC->_int = OPA->_int | OPB->_int;
 457                                 break;
 458                         case OP_BITAND_IF:
 459                                 OPC->_int = OPA->_int & (int)OPB->_float;
 460                                 break;
 461                         case OP_BITOR_IF:
 462                                 OPC->_int = OPA->_int | (int)OPB->_float;
 463                                 break;
 464                         case OP_BITAND_FI:
 465                                 OPC->_float = (int)OPA->_float & OPB->_int;
 466                                 break;
 467                         case OP_BITOR_FI:
 468                                 OPC->_float = (int)OPA->_float | OPB->_int;
 469                                 break;
 470                         case OP_GE_I:
 471                                 OPC->_float = OPA->_int >= OPB->_int;
 472                                 break;
 473                         case OP_LE_I:
 474                                 OPC->_float = OPA->_int <= OPB->_int;
 475                                 break;
 476                         case OP_GT_I:
 477                                 OPC->_float = OPA->_int > OPB->_int;
 478                                 break;
 479                         case OP_LT_I:
 480                                 OPC->_float = OPA->_int < OPB->_int;
 481                                 break;
 482                         case OP_AND_I:
 483                                 OPC->_float = OPA->_int && OPB->_int;
 484                                 break;
 485                         case OP_OR_I:
 486                                 OPC->_float = OPA->_int || OPB->_int;
 487                                 break;
 488                         case OP_GE_IF:
 489                                 OPC->_float = (float)OPA->_int >= OPB->_float;
 490                                 break;
 491                         case OP_LE_IF:
 492                                 OPC->_float = (float)OPA->_int <= OPB->_float;
 493                                 break;
 494                         case OP_GT_IF:
 495                                 OPC->_float = (float)OPA->_int > OPB->_float;
 496                                 break;
 497                         case OP_LT_IF:
 498                                 OPC->_float = (float)OPA->_int < OPB->_float;
 499                                 break;
 500                         case OP_AND_IF:
 501                                 OPC->_float = (float)OPA->_int && OPB->_float;
 502                                 break;
 503                         case OP_OR_IF:
 504                                 OPC->_float = (float)OPA->_int || OPB->_float;
 505                                 break;
 506                         case OP_GE_FI:
 507                                 OPC->_float = OPA->_float >= (float)OPB->_int;
 508                                 break;
 509                         case OP_LE_FI:
 510                                 OPC->_float = OPA->_float <= (float)OPB->_int;
 511                                 break;
 512                         case OP_GT_FI:
 513                                 OPC->_float = OPA->_float > (float)OPB->_int;
 514                                 break;
 515                         case OP_LT_FI:
 516                                 OPC->_float = OPA->_float < (float)OPB->_int;
 517                                 break;
 518                         case OP_AND_FI:
 519                                 OPC->_float = OPA->_float && (float)OPB->_int;
 520                                 break;
 521                         case OP_OR_FI:
 522                                 OPC->_float = OPA->_float || (float)OPB->_int;
 523                                 break;
 524                         case OP_NOT_I:
 525                                 OPC->_float = !OPA->_int;
 526                                 break;
 527                         case OP_EQ_I:
 528                                 OPC->_float = OPA->_int == OPB->_int;
 529                                 break;
 530                         case OP_EQ_IF:
 531                                 OPC->_float = (float)OPA->_int == OPB->_float;
 532                                 break;
 533                         case OP_EQ_FI:
 534                                 OPC->_float = OPA->_float == (float)OPB->_int;
 535                                 break;
 536                         case OP_NE_I:
 537                                 OPC->_float = OPA->_int != OPB->_int;
 538                                 break;
 539                         case OP_NE_IF:
 540                                 OPC->_float = (float)OPA->_int != OPB->_float;
 541                                 break;
 542                         case OP_NE_FI:
 543                                 OPC->_float = OPA->_float != (float)OPB->_int;
 544                                 break;
 545                         case OP_STORE_I:
 546                                 OPB->_int = OPA->_int;
 547                                 break;
 548                         case OP_STOREP_I:
 549 #if PRBOUNDSCHECK
 550                                 if (OPB->_int < 0 || OPB->_int + 4 > pr_edictareasize)
 551                                 {
 552                                         prog->xfunction->profile += (st - startst);
 553                                         prog->xstatement = st - prog->statements;
 554                                         PRVM_ERROR ("%s Progs attempted to write to an out of bounds edict", PRVM_NAME);
 555                                         goto cleanup;
 556                                 }
 557 #endif
 558                                 ptr = (prvm_eval_t *)((unsigned char *)prog->edictsfields + OPB->_int);
 559                                 ptr->_int = OPA->_int;
 560                                 break;
 561                         case OP_LOAD_I:
 562 #if PRBOUNDSCHECK
 563                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 564                                 {
 565                                         prog->xfunction->profile += (st - startst);
 566                                         prog->xstatement = st - prog->statements;
 567                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 568                                         goto cleanup;
 569                                 }
 570                                 if (OPB->_int < 0 || OPB->_int >= progs->entityfields)
 571                                 {
 572                                         prog->xfunction->profile += (st - startst);
 573                                         prog->xstatement = st - prog->statements;
 574                                         PRVM_ERROR ("%s Progs attempted to read an invalid field in an edict", PRVM_NAME);
 575                                         goto cleanup;
 576                                 }
 577 #endif
 578                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 579                                 OPC->_int = ((prvm_eval_t *)((int *)ed->v + OPB->_int))->_int;
 580                                 break;
 581
 582                         case OP_GSTOREP_I:
 583                         case OP_GSTOREP_F:
 584                         case OP_GSTOREP_ENT:
 585                         case OP_GSTOREP_FLD:            // integers
 586                         case OP_GSTOREP_S:
 587                         case OP_GSTOREP_FNC:            // pointers
 588 #if PRBOUNDSCHECK
 589                                 if (OPB->_int < 0 || OPB->_int >= pr_globaldefs)
 590                                 {
 591                                         prog->xfunction->profile += (st - startst);
 592                                         prog->xstatement = st - prog->statements;
 593                                         PRVM_ERROR ("%s Progs attempted to write to an invalid indexed global", PRVM_NAME);
 594                                         goto cleanup;
 595                                 }
 596 #endif
 597                                 pr_iglobals[OPB->_int] = OPA->_int;
 598                                 break;
 599                         case OP_GSTOREP_V:
 600 #if PRBOUNDSCHECK
 601                                 if (OPB->_int < 0 || OPB->_int + 2 >= pr_globaldefs)
 602                                 {
 603                                         prog->xfunction->profile += (st - startst);
 604                                         prog->xstatement = st - prog->statements;
 605                                         PRVM_ERROR ("%s Progs attempted to write to an invalid indexed global", PRVM_NAME);
 606                                         goto cleanup;
 607                                 }
 608 #endif
 609                                 pr_iglobals[OPB->_int  ] = OPA->ivector[0];
 610                                 pr_iglobals[OPB->_int+1] = OPA->ivector[1];
 611                                 pr_iglobals[OPB->_int+2] = OPA->ivector[2];
 612                                 break;
 613
 614                         case OP_GADDRESS:
 615                                 i = OPA->_int + (int) OPB->_float;
 616 #if PRBOUNDSCHECK
 617                                 if (i < 0 || i >= pr_globaldefs)
 618                                 {
 619                                         prog->xfunction->profile += (st - startst);
 620                                         prog->xstatement = st - prog->statements;
 621                                         PRVM_ERROR ("%s Progs attempted to address an out of bounds global", PRVM_NAME);
 622                                         goto cleanup;
 623                                 }
 624 #endif
 625                                 OPC->_int = pr_iglobals[i];
 626                                 break;
 627
 628                         case OP_GLOAD_I:
 629                         case OP_GLOAD_F:
 630                         case OP_GLOAD_FLD:
 631                         case OP_GLOAD_ENT:
 632                         case OP_GLOAD_S:
 633                         case OP_GLOAD_FNC:
 634 #if PRBOUNDSCHECK
 635                                 if (OPA->_int < 0 || OPA->_int >= pr_globaldefs)
 636                                 {
 637                                         prog->xfunction->profile += (st - startst);
 638                                         prog->xstatement = st - prog->statements;
 639                                         PRVM_ERROR ("%s Progs attempted to read an invalid indexed global", PRVM_NAME);
 640                                         goto cleanup;
 641                                 }
 642 #endif
 643                                 OPC->_int = pr_iglobals[OPA->_int];
 644                                 break;
 645
 646                         case OP_GLOAD_V:
 647 #if PRBOUNDSCHECK
 648                                 if (OPA->_int < 0 || OPA->_int + 2 >= pr_globaldefs)
 649                                 {
 650                                         prog->xfunction->profile += (st - startst);
 651                                         prog->xstatement = st - prog->statements;
 652                                         PRVM_ERROR ("%s Progs attempted to read an invalid indexed global", PRVM_NAME);
 653                                         goto cleanup;
 654                                 }
 655 #endif
 656                                 OPC->ivector[0] = pr_iglobals[OPA->_int  ];
 657                                 OPC->ivector[1] = pr_iglobals[OPA->_int+1];
 658                                 OPC->ivector[2] = pr_iglobals[OPA->_int+2];
 659                                 break;
 660
 661                         case OP_BOUNDCHECK:
 662                                 if (OPA->_int < 0 || OPA->_int >= st->b)
 663                                 {
 664                                         prog->xfunction->profile += (st - startst);
 665                                         prog->xstatement = st - prog->statements;
 666                                         PRVM_ERROR ("%s Progs boundcheck failed at line number %d, value is < 0 or >= %d", PRVM_NAME, st->b, st->c);
 667                                         goto cleanup;
 668                                 }
 669                                 break;
 670
 671 */
 672
 673                         default:
 674                                 prog->xfunction->profile += (st - startst);
 675                                 prog->xstatement = st - prog->statements;
 676                                 PRVM_ERROR ("Bad opcode %i in %s", st->op, PRVM_NAME);
 677                                 goto cleanup;
 678                         }
 679                 }
 680