prvm_execprogram.h

   1 #ifdef PRVMTIMEPROFILING
   2 #define PreError() \
   3         prog->xstatement = st - prog->statements; \
   4         tm = Sys_DoubleTime(); \
   5         prog->xfunction->profile += (st - startst); \
   6         prog->xfunction->tprofile += (tm - starttm);
   7 #else
   8 #define PreError() \
   9         prog->xstatement = st - prog->statements; \
  10         prog->xfunction->profile += (st - startst);
  11 #endif
  12
  13 // This code isn't #ifdef/#define protectable, don't try.
  14
  15                 while (1)
  16                 {
  17                         st++;
  18
  19 #if PRVMSLOWINTERPRETER
  20                         if (prog->trace)
  21                                 PRVM_PrintStatement(st);
  22                         prog->statement_profile[st - prog->statements]++;
  23 #endif
  24
  25                         switch (st->op)
  26                         {
  27                         case OP_ADD_F:
  28                                 OPC->_float = OPA->_float + OPB->_float;
  29                                 break;
  30                         case OP_ADD_V:
  31                                 OPC->vector[0] = OPA->vector[0] + OPB->vector[0];
  32                                 OPC->vector[1] = OPA->vector[1] + OPB->vector[1];
  33                                 OPC->vector[2] = OPA->vector[2] + OPB->vector[2];
  34                                 break;
  35                         case OP_SUB_F:
  36                                 OPC->_float = OPA->_float - OPB->_float;
  37                                 break;
  38                         case OP_SUB_V:
  39                                 OPC->vector[0] = OPA->vector[0] - OPB->vector[0];
  40                                 OPC->vector[1] = OPA->vector[1] - OPB->vector[1];
  41                                 OPC->vector[2] = OPA->vector[2] - OPB->vector[2];
  42                                 break;
  43                         case OP_MUL_F:
  44                                 OPC->_float = OPA->_float * OPB->_float;
  45                                 break;
  46                         case OP_MUL_V:
  47                                 OPC->_float = OPA->vector[0]*OPB->vector[0] + OPA->vector[1]*OPB->vector[1] + OPA->vector[2]*OPB->vector[2];
  48                                 break;
  49                         case OP_MUL_FV:
  50                                 OPC->vector[0] = OPA->_float * OPB->vector[0];
  51                                 OPC->vector[1] = OPA->_float * OPB->vector[1];
  52                                 OPC->vector[2] = OPA->_float * OPB->vector[2];
  53                                 break;
  54                         case OP_MUL_VF:
  55                                 OPC->vector[0] = OPB->_float * OPA->vector[0];
  56                                 OPC->vector[1] = OPB->_float * OPA->vector[1];
  57                                 OPC->vector[2] = OPB->_float * OPA->vector[2];
  58                                 break;
  59                         case OP_DIV_F:
  60                                 if( OPB->_float != 0.0f )
  61                                 {
  62                                         OPC->_float = OPA->_float / OPB->_float;
  63                                 }
  64                                 else
  65                                 {
  66                                         if (developer.integer)
  67                                         {
  68                                                 prog->xfunction->profile += (st - startst);
  69                                                 startst = st;
  70                                                 prog->xstatement = st - prog->statements;
  71                                                 VM_Warning( "Attempted division by zero in %s\n", PRVM_NAME );
  72                                         }
  73                                         OPC->_float = 0.0f;
  74                                 }
  75                                 break;
  76                         case OP_BITAND:
  77                                 OPC->_float = (int)OPA->_float & (int)OPB->_float;
  78                                 break;
  79                         case OP_BITOR:
  80                                 OPC->_float = (int)OPA->_float | (int)OPB->_float;
  81                                 break;
  82                         case OP_GE:
  83                                 OPC->_float = OPA->_float >= OPB->_float;
  84                                 break;
  85                         case OP_LE:
  86                                 OPC->_float = OPA->_float <= OPB->_float;
  87                                 break;
  88                         case OP_GT:
  89                                 OPC->_float = OPA->_float > OPB->_float;
  90                                 break;
  91                         case OP_LT:
  92                                 OPC->_float = OPA->_float < OPB->_float;
  93                                 break;
  94                         case OP_AND:
  95                                 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
  96                                 break;
  97                         case OP_OR:
  98                                 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
  99                                 break;
 100                         case OP_NOT_F:
 101                                 OPC->_float = !FLOAT_IS_TRUE_FOR_INT(OPA->_int);
 102                                 break;
 103                         case OP_NOT_V:
 104                                 OPC->_float = !OPA->vector[0] && !OPA->vector[1] && !OPA->vector[2];
 105                                 break;
 106                         case OP_NOT_S:
 107                                 OPC->_float = !OPA->string || !*PRVM_GetString(OPA->string);
 108                                 break;
 109                         case OP_NOT_FNC:
 110                                 OPC->_float = !OPA->function;
 111                                 break;
 112                         case OP_NOT_ENT:
 113                                 OPC->_float = (OPA->edict == 0);
 114                                 break;
 115                         case OP_EQ_F:
 116                                 OPC->_float = OPA->_float == OPB->_float;
 117                                 break;
 118                         case OP_EQ_V:
 119                                 OPC->_float = (OPA->vector[0] == OPB->vector[0]) && (OPA->vector[1] == OPB->vector[1]) && (OPA->vector[2] == OPB->vector[2]);
 120                                 break;
 121                         case OP_EQ_S:
 122                                 OPC->_float = !strcmp(PRVM_GetString(OPA->string),PRVM_GetString(OPB->string));
 123                                 break;
 124                         case OP_EQ_E:
 125                                 OPC->_float = OPA->_int == OPB->_int;
 126                                 break;
 127                         case OP_EQ_FNC:
 128                                 OPC->_float = OPA->function == OPB->function;
 129                                 break;
 130                         case OP_NE_F:
 131                                 OPC->_float = OPA->_float != OPB->_float;
 132                                 break;
 133                         case OP_NE_V:
 134                                 OPC->_float = (OPA->vector[0] != OPB->vector[0]) || (OPA->vector[1] != OPB->vector[1]) || (OPA->vector[2] != OPB->vector[2]);
 135                                 break;
 136                         case OP_NE_S:
 137                                 OPC->_float = strcmp(PRVM_GetString(OPA->string),PRVM_GetString(OPB->string));
 138                                 break;
 139                         case OP_NE_E:
 140                                 OPC->_float = OPA->_int != OPB->_int;
 141                                 break;
 142                         case OP_NE_FNC:
 143                                 OPC->_float = OPA->function != OPB->function;
 144                                 break;
 145
 146                 //==================
 147                         case OP_STORE_F:
 148                         case OP_STORE_ENT:
 149                         case OP_STORE_FLD:              // integers
 150                         case OP_STORE_S:
 151                         case OP_STORE_FNC:              // pointers
 152                                 OPB->_int = OPA->_int;
 153                                 break;
 154                         case OP_STORE_V:
 155                                 OPB->ivector[0] = OPA->ivector[0];
 156                                 OPB->ivector[1] = OPA->ivector[1];
 157                                 OPB->ivector[2] = OPA->ivector[2];
 158                                 break;
 159
 160                         case OP_STOREP_F:
 161                         case OP_STOREP_ENT:
 162                         case OP_STOREP_FLD:             // integers
 163                         case OP_STOREP_S:
 164                         case OP_STOREP_FNC:             // pointers
 165                                 if (OPB->_int < 0 || OPB->_int + 1 > prog->entityfieldsarea)
 166                                 {
 167                                         PreError();
 168                                         PRVM_ERROR("%s attempted to write to an out of bounds edict (%i)", PRVM_NAME, OPB->_int);
 169                                         goto cleanup;
 170                                 }
 171                                 if (OPB->_int < prog->progs->entityfields && !prog->allowworldwrites)
 172                                 {
 173                                         prog->xstatement = st - prog->statements;
 174                                         VM_Warning("assignment to world.%s (field %i) in %s\n", PRVM_GetString(PRVM_ED_FieldAtOfs(OPB->_int)->s_name), OPB->_int, PRVM_NAME);
 175                                 }
 176                                 ptr = (prvm_eval_t *)(prog->edictsfields + OPB->_int);
 177                                 ptr->_int = OPA->_int;
 178                                 break;
 179                         case OP_STOREP_V:
 180                                 if (OPB->_int < 0 || OPB->_int + 3 > prog->entityfieldsarea)
 181                                 {
 182                                         PreError();
 183                                         PRVM_ERROR("%s attempted to write to an out of bounds edict (%i)", PRVM_NAME, OPB->_int);
 184                                         goto cleanup;
 185                                 }
 186                                 if (OPB->_int < prog->progs->entityfields && !prog->allowworldwrites)
 187                                 {
 188                                         prog->xstatement = st - prog->statements;
 189                                         VM_Warning("assignment to world.%s (field %i) in %s\n", PRVM_GetString(PRVM_ED_FieldAtOfs(OPB->_int)->s_name), OPB->_int, PRVM_NAME);
 190                                 }
 191                                 ptr = (prvm_eval_t *)(prog->edictsfields + OPB->_int);
 192                                 ptr->ivector[0] = OPA->ivector[0];
 193                                 ptr->ivector[1] = OPA->ivector[1];
 194                                 ptr->ivector[2] = OPA->ivector[2];
 195                                 break;
 196
 197                         case OP_ADDRESS:
 198                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 199                                 {
 200                                         PreError();
 201                                         PRVM_ERROR ("%s Progs attempted to address an out of bounds edict number", PRVM_NAME);
 202                                         goto cleanup;
 203                                 }
 204                                 if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->progs->entityfields))
 205                                 {
 206                                         PreError();
 207                                         PRVM_ERROR("%s attempted to address an invalid field (%i) in an edict", PRVM_NAME, OPB->_int);
 208                                         goto cleanup;
 209                                 }
 210 #if 0
 211                                 if (OPA->edict == 0 && !prog->allowworldwrites)
 212                                 {
 213                                         PreError();
 214                                         PRVM_ERROR("forbidden assignment to null/world entity in %s", PRVM_NAME);
 215                                         goto cleanup;
 216                                 }
 217 #endif
 218                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 219                                 OPC->_int = ed->fields.vp - prog->edictsfields + OPB->_int;
 220                                 break;
 221
 222                         case OP_LOAD_F:
 223                         case OP_LOAD_FLD:
 224                         case OP_LOAD_ENT:
 225                         case OP_LOAD_S:
 226                         case OP_LOAD_FNC:
 227                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 228                                 {
 229                                         PreError();
 230                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 231                                         goto cleanup;
 232                                 }
 233                                 if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->progs->entityfields))
 234                                 {
 235                                         PreError();
 236                                         PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
 237                                         goto cleanup;
 238                                 }
 239                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 240                                 OPC->_int = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->_int;
 241                                 break;
 242
 243                         case OP_LOAD_V:
 244                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 245                                 {
 246                                         PreError();
 247                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 248                                         goto cleanup;
 249                                 }
 250                                 if (OPB->_int < 0 || OPB->_int + 2 >= prog->progs->entityfields)
 251                                 {
 252                                         PreError();
 253                                         PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
 254                                         goto cleanup;
 255                                 }
 256                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 257                                 OPC->ivector[0] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[0];
 258                                 OPC->ivector[1] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[1];
 259                                 OPC->ivector[2] = ((prvm_eval_t *)((int *)ed->fields.vp + OPB->_int))->ivector[2];
 260                                 break;
 261
 262                 //==================
 263
 264                         case OP_IFNOT:
 265                                 if(!FLOAT_IS_TRUE_FOR_INT(OPA->_int))
 266                                 // TODO add an "int-if", and change this one to OPA->_float
 267                                 // although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
 268                                 // and entity, string, field values can never have that value
 269                                 {
 270                                         prog->xfunction->profile += (st - startst);
 271                                         st += st->b - 1;        // offset the s++
 272                                         startst = st;
 273                                         // no bounds check needed, it is done when loading progs
 274                                         if (++jumpcount == 10000000 && prvm_runawaycheck)
 275                                         {
 276                                                 prog->xstatement = st - prog->statements;
 277                                                 PRVM_Profile(1<<30, 1000000, 0);
 278                                                 PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 279                                         }
 280                                 }
 281                                 break;
 282
 283                         case OP_IF:
 284                                 if(FLOAT_IS_TRUE_FOR_INT(OPA->_int))
 285                                 // TODO add an "int-if", and change this one, as well as the FLOAT_IS_TRUE_FOR_INT usages, to OPA->_float
 286                                 // although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
 287                                 // and entity, string, field values can never have that value
 288                                 {
 289                                         prog->xfunction->profile += (st - startst);
 290                                         st += st->b - 1;        // offset the s++
 291                                         startst = st;
 292                                         // no bounds check needed, it is done when loading progs
 293                                         if (++jumpcount == 10000000 && prvm_runawaycheck)
 294                                         {
 295                                                 prog->xstatement = st - prog->statements;
 296                                                 PRVM_Profile(1<<30, 0.01, 0);
 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                                 }
 300                                 break;
 301
 302                         case OP_GOTO:
 303                                 prog->xfunction->profile += (st - startst);
 304                                 st += st->a - 1;        // offset the s++
 305                                 startst = st;
 306                                 // no bounds check needed, it is done when loading progs
 307                                 if (++jumpcount == 10000000 && prvm_runawaycheck)
 308                                 {
 309                                         prog->xstatement = st - prog->statements;
 310                                         PRVM_Profile(1<<30, 0.01, 0);
 311                                         PRVM_ERROR("%s runaway loop counter hit limit of %d jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
 312                                 }
 313                                 break;
 314
 315                         case OP_CALL0:
 316                         case OP_CALL1:
 317                         case OP_CALL2:
 318                         case OP_CALL3:
 319                         case OP_CALL4:
 320                         case OP_CALL5:
 321                         case OP_CALL6:
 322                         case OP_CALL7:
 323                         case OP_CALL8:
 324 #ifdef PRVMTIMEPROFILING
 325                                 tm = Sys_DoubleTime();
 326                                 prog->xfunction->tprofile += (tm - starttm);
 327                                 starttm = tm;
 328 #endif
 329                                 prog->xfunction->profile += (st - startst);
 330                                 startst = st;
 331                                 prog->xstatement = st - prog->statements;
 332                                 prog->argc = st->op - OP_CALL0;
 333                                 if (!OPA->function)
 334                                         PRVM_ERROR("NULL function in %s", PRVM_NAME);
 335
 336                                 if(!OPA->function || OPA->function >= (unsigned int)prog->progs->numfunctions)
 337                                 {
 338                                         PreError();
 339                                         PRVM_ERROR("%s CALL outside the program", PRVM_NAME);
 340                                         goto cleanup;
 341                                 }
 342
 343                                 newf = &prog->functions[OPA->function];
 344                                 newf->callcount++;
 345
 346                                 if (newf->first_statement < 0)
 347                                 {
 348                                         // negative statements are built in functions
 349                                         int builtinnumber = -newf->first_statement;
 350                                         prog->xfunction->builtinsprofile++;
 351                                         if (builtinnumber < prog->numbuiltins && prog->builtins[builtinnumber])
 352                                         {
 353                                                 prog->builtins[builtinnumber]();
 354 #ifdef PRVMTIMEPROFILING
 355                                                 tm = Sys_DoubleTime();
 356                                                 newf->tprofile += (tm - starttm);
 357                                                 prog->xfunction->tbprofile += (tm - starttm);
 358                                                 starttm = tm;
 359 #endif
 360                                         }
 361                                         else
 362                                                 PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
 363                                 }
 364                                 else
 365                                         st = prog->statements + PRVM_EnterFunction(newf);
 366                                 startst = st;
 367                                 break;
 368
 369                         case OP_DONE:
 370                         case OP_RETURN:
 371 #ifdef PRVMTIMEPROFILING
 372                                 tm = Sys_DoubleTime();
 373                                 prog->xfunction->tprofile += (tm - starttm);
 374                                 starttm = tm;
 375 #endif
 376                                 prog->xfunction->profile += (st - startst);
 377                                 prog->xstatement = st - prog->statements;
 378
 379                                 prog->globals.generic[OFS_RETURN] = prog->globals.generic[(unsigned short) st->a];
 380                                 prog->globals.generic[OFS_RETURN+1] = prog->globals.generic[(unsigned short) st->a+1];
 381                                 prog->globals.generic[OFS_RETURN+2] = prog->globals.generic[(unsigned short) st->a+2];
 382
 383                                 st = prog->statements + PRVM_LeaveFunction();
 384                                 startst = st;
 385                                 if (prog->depth <= exitdepth)
 386                                         goto cleanup; // all done
 387                                 if (prog->trace != cachedpr_trace)
 388                                         goto chooseexecprogram;
 389                                 break;
 390
 391                         case OP_STATE:
 392                                 if(prog->flag & PRVM_OP_STATE)
 393                                 {
 394                                         ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 395                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.nextthink)->_float = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.time)->_float + 0.1;
 396                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.frame)->_float = OPA->_float;
 397                                         PRVM_EDICTFIELDVALUE(ed,prog->fieldoffsets.think)->function = OPB->function;
 398                                 }
 399                                 else
 400                                 {
 401                                         PreError();
 402                                         prog->xstatement = st - prog->statements;
 403                                         PRVM_ERROR("OP_STATE not supported by %s", PRVM_NAME);
 404                                 }
 405                                 break;
 406
 407 // LordHavoc: to be enabled when Progs version 7 (or whatever it will be numbered) is finalized
 408 /*
 409                         case OP_ADD_I:
 410                                 OPC->_int = OPA->_int + OPB->_int;
 411                                 break;
 412                         case OP_ADD_IF:
 413                                 OPC->_int = OPA->_int + (int) OPB->_float;
 414                                 break;
 415                         case OP_ADD_FI:
 416                                 OPC->_float = OPA->_float + (float) OPB->_int;
 417                                 break;
 418                         case OP_SUB_I:
 419                                 OPC->_int = OPA->_int - OPB->_int;
 420                                 break;
 421                         case OP_SUB_IF:
 422                                 OPC->_int = OPA->_int - (int) OPB->_float;
 423                                 break;
 424                         case OP_SUB_FI:
 425                                 OPC->_float = OPA->_float - (float) OPB->_int;
 426                                 break;
 427                         case OP_MUL_I:
 428                                 OPC->_int = OPA->_int * OPB->_int;
 429                                 break;
 430                         case OP_MUL_IF:
 431                                 OPC->_int = OPA->_int * (int) OPB->_float;
 432                                 break;
 433                         case OP_MUL_FI:
 434                                 OPC->_float = OPA->_float * (float) OPB->_int;
 435                                 break;
 436                         case OP_MUL_VI:
 437                                 OPC->vector[0] = (float) OPB->_int * OPA->vector[0];
 438                                 OPC->vector[1] = (float) OPB->_int * OPA->vector[1];
 439                                 OPC->vector[2] = (float) OPB->_int * OPA->vector[2];
 440                                 break;
 441                         case OP_DIV_VF:
 442                                 {
 443                                         float temp = 1.0f / OPB->_float;
 444                                         OPC->vector[0] = temp * OPA->vector[0];
 445                                         OPC->vector[1] = temp * OPA->vector[1];
 446                                         OPC->vector[2] = temp * OPA->vector[2];
 447                                 }
 448                                 break;
 449                         case OP_DIV_I:
 450                                 OPC->_int = OPA->_int / OPB->_int;
 451                                 break;
 452                         case OP_DIV_IF:
 453                                 OPC->_int = OPA->_int / (int) OPB->_float;
 454                                 break;
 455                         case OP_DIV_FI:
 456                                 OPC->_float = OPA->_float / (float) OPB->_int;
 457                                 break;
 458                         case OP_CONV_IF:
 459                                 OPC->_float = OPA->_int;
 460                                 break;
 461                         case OP_CONV_FI:
 462                                 OPC->_int = OPA->_float;
 463                                 break;
 464                         case OP_BITAND_I:
 465                                 OPC->_int = OPA->_int & OPB->_int;
 466                                 break;
 467                         case OP_BITOR_I:
 468                                 OPC->_int = OPA->_int | OPB->_int;
 469                                 break;
 470                         case OP_BITAND_IF:
 471                                 OPC->_int = OPA->_int & (int)OPB->_float;
 472                                 break;
 473                         case OP_BITOR_IF:
 474                                 OPC->_int = OPA->_int | (int)OPB->_float;
 475                                 break;
 476                         case OP_BITAND_FI:
 477                                 OPC->_float = (int)OPA->_float & OPB->_int;
 478                                 break;
 479                         case OP_BITOR_FI:
 480                                 OPC->_float = (int)OPA->_float | OPB->_int;
 481                                 break;
 482                         case OP_GE_I:
 483                                 OPC->_float = OPA->_int >= OPB->_int;
 484                                 break;
 485                         case OP_LE_I:
 486                                 OPC->_float = OPA->_int <= OPB->_int;
 487                                 break;
 488                         case OP_GT_I:
 489                                 OPC->_float = OPA->_int > OPB->_int;
 490                                 break;
 491                         case OP_LT_I:
 492                                 OPC->_float = OPA->_int < OPB->_int;
 493                                 break;
 494                         case OP_AND_I:
 495                                 OPC->_float = OPA->_int && OPB->_int;
 496                                 break;
 497                         case OP_OR_I:
 498                                 OPC->_float = OPA->_int || OPB->_int;
 499                                 break;
 500                         case OP_GE_IF:
 501                                 OPC->_float = (float)OPA->_int >= OPB->_float;
 502                                 break;
 503                         case OP_LE_IF:
 504                                 OPC->_float = (float)OPA->_int <= OPB->_float;
 505                                 break;
 506                         case OP_GT_IF:
 507                                 OPC->_float = (float)OPA->_int > OPB->_float;
 508                                 break;
 509                         case OP_LT_IF:
 510                                 OPC->_float = (float)OPA->_int < OPB->_float;
 511                                 break;
 512                         case OP_AND_IF:
 513                                 OPC->_float = (float)OPA->_int && OPB->_float;
 514                                 break;
 515                         case OP_OR_IF:
 516                                 OPC->_float = (float)OPA->_int || OPB->_float;
 517                                 break;
 518                         case OP_GE_FI:
 519                                 OPC->_float = OPA->_float >= (float)OPB->_int;
 520                                 break;
 521                         case OP_LE_FI:
 522                                 OPC->_float = OPA->_float <= (float)OPB->_int;
 523                                 break;
 524                         case OP_GT_FI:
 525                                 OPC->_float = OPA->_float > (float)OPB->_int;
 526                                 break;
 527                         case OP_LT_FI:
 528                                 OPC->_float = OPA->_float < (float)OPB->_int;
 529                                 break;
 530                         case OP_AND_FI:
 531                                 OPC->_float = OPA->_float && (float)OPB->_int;
 532                                 break;
 533                         case OP_OR_FI:
 534                                 OPC->_float = OPA->_float || (float)OPB->_int;
 535                                 break;
 536                         case OP_NOT_I:
 537                                 OPC->_float = !OPA->_int;
 538                                 break;
 539                         case OP_EQ_I:
 540                                 OPC->_float = OPA->_int == OPB->_int;
 541                                 break;
 542                         case OP_EQ_IF:
 543                                 OPC->_float = (float)OPA->_int == OPB->_float;
 544                                 break;
 545                         case OP_EQ_FI:
 546                                 OPC->_float = OPA->_float == (float)OPB->_int;
 547                                 break;
 548                         case OP_NE_I:
 549                                 OPC->_float = OPA->_int != OPB->_int;
 550                                 break;
 551                         case OP_NE_IF:
 552                                 OPC->_float = (float)OPA->_int != OPB->_float;
 553                                 break;
 554                         case OP_NE_FI:
 555                                 OPC->_float = OPA->_float != (float)OPB->_int;
 556                                 break;
 557                         case OP_STORE_I:
 558                                 OPB->_int = OPA->_int;
 559                                 break;
 560                         case OP_STOREP_I:
 561 #if PRBOUNDSCHECK
 562                                 if (OPB->_int < 0 || OPB->_int + 4 > pr_edictareasize)
 563                                 {
 564                                         PreError();
 565                                         PRVM_ERROR ("%s Progs attempted to write to an out of bounds edict", PRVM_NAME);
 566                                         goto cleanup;
 567                                 }
 568 #endif
 569                                 ptr = (prvm_eval_t *)(prog->edictsfields + OPB->_int);
 570                                 ptr->_int = OPA->_int;
 571                                 break;
 572                         case OP_LOAD_I:
 573 #if PRBOUNDSCHECK
 574                                 if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
 575                                 {
 576                                         PreError();
 577                                         PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
 578                                         goto cleanup;
 579                                 }
 580                                 if (OPB->_int < 0 || OPB->_int >= progs->entityfields)
 581                                 {
 582                                         PreError();
 583                                         PRVM_ERROR ("%s Progs attempted to read an invalid field in an edict", PRVM_NAME);
 584                                         goto cleanup;
 585                                 }
 586 #endif
 587                                 ed = PRVM_PROG_TO_EDICT(OPA->edict);
 588                                 OPC->_int = ((prvm_eval_t *)((int *)ed->v + OPB->_int))->_int;
 589                                 break;
 590
 591                         case OP_GSTOREP_I:
 592                         case OP_GSTOREP_F:
 593                         case OP_GSTOREP_ENT:
 594                         case OP_GSTOREP_FLD:            // integers
 595                         case OP_GSTOREP_S:
 596                         case OP_GSTOREP_FNC:            // pointers
 597 #if PRBOUNDSCHECK
 598                                 if (OPB->_int < 0 || OPB->_int >= pr_globaldefs)
 599                                 {
 600                                         PreError();
 601                                         PRVM_ERROR ("%s Progs attempted to write to an invalid indexed global", PRVM_NAME);
 602                                         goto cleanup;
 603                                 }
 604 #endif
 605                                 pr_iglobals[OPB->_int] = OPA->_int;
 606                                 break;
 607                         case OP_GSTOREP_V:
 608 #if PRBOUNDSCHECK
 609                                 if (OPB->_int < 0 || OPB->_int + 2 >= pr_globaldefs)
 610                                 {
 611                                         PreError();
 612                                         PRVM_ERROR ("%s Progs attempted to write to an invalid indexed global", PRVM_NAME);
 613                                         goto cleanup;
 614                                 }
 615 #endif
 616                                 pr_iglobals[OPB->_int  ] = OPA->ivector[0];
 617                                 pr_iglobals[OPB->_int+1] = OPA->ivector[1];
 618                                 pr_iglobals[OPB->_int+2] = OPA->ivector[2];
 619                                 break;
 620
 621                         case OP_GADDRESS:
 622                                 i = OPA->_int + (int) OPB->_float;
 623 #if PRBOUNDSCHECK
 624                                 if (i < 0 || i >= pr_globaldefs)
 625                                 {
 626                                         PreError();
 627                                         PRVM_ERROR ("%s Progs attempted to address an out of bounds global", PRVM_NAME);
 628                                         goto cleanup;
 629                                 }
 630 #endif
 631                                 OPC->_int = pr_iglobals[i];
 632                                 break;
 633
 634                         case OP_GLOAD_I:
 635                         case OP_GLOAD_F:
 636                         case OP_GLOAD_FLD:
 637                         case OP_GLOAD_ENT:
 638                         case OP_GLOAD_S:
 639                         case OP_GLOAD_FNC:
 640 #if PRBOUNDSCHECK
 641                                 if (OPA->_int < 0 || OPA->_int >= pr_globaldefs)
 642                                 {
 643                                         PreError();
 644                                         PRVM_ERROR ("%s Progs attempted to read an invalid indexed global", PRVM_NAME);
 645                                         goto cleanup;
 646                                 }
 647 #endif
 648                                 OPC->_int = pr_iglobals[OPA->_int];
 649                                 break;
 650
 651                         case OP_GLOAD_V:
 652 #if PRBOUNDSCHECK
 653                                 if (OPA->_int < 0 || OPA->_int + 2 >= pr_globaldefs)
 654                                 {
 655                                         PreError();
 656                                         PRVM_ERROR ("%s Progs attempted to read an invalid indexed global", PRVM_NAME);
 657                                         goto cleanup;
 658                                 }
 659 #endif
 660                                 OPC->ivector[0] = pr_iglobals[OPA->_int  ];
 661                                 OPC->ivector[1] = pr_iglobals[OPA->_int+1];
 662                                 OPC->ivector[2] = pr_iglobals[OPA->_int+2];
 663                                 break;
 664
 665                         case OP_BOUNDCHECK:
 666                                 if (OPA->_int < 0 || OPA->_int >= st->b)
 667                                 {
 668                                         PreError();
 669                                         PRVM_ERROR ("%s Progs boundcheck failed at line number %d, value is < 0 or >= %d", PRVM_NAME, st->b, st->c);
 670                                         goto cleanup;
 671                                 }
 672                                 break;
 673
 674 */
 675
 676                         default:
 677                                 PreError();
 678                                 PRVM_ERROR ("Bad opcode %i in %s", st->op, PRVM_NAME);
 679                                 goto cleanup;
 680                         }
 681                 }
 682
 683 #undef PreError