prvm_exec.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20
  21 #include "quakedef.h"
  22 #include "progsvm.h"
  23
  24 const char *prvm_opnames[] =
  25 {
  26 "^5DONE",
  27
  28 "MUL_F",
  29 "MUL_V",
  30 "MUL_FV",
  31 "MUL_VF",
  32
  33 "DIV",
  34
  35 "ADD_F",
  36 "ADD_V",
  37
  38 "SUB_F",
  39 "SUB_V",
  40
  41 "^2EQ_F",
  42 "^2EQ_V",
  43 "^2EQ_S",
  44 "^2EQ_E",
  45 "^2EQ_FNC",
  46
  47 "^2NE_F",
  48 "^2NE_V",
  49 "^2NE_S",
  50 "^2NE_E",
  51 "^2NE_FNC",
  52
  53 "^2LE",
  54 "^2GE",
  55 "^2LT",
  56 "^2GT",
  57
  58 "^6FIELD_F",
  59 "^6FIELD_V",
  60 "^6FIELD_S",
  61 "^6FIELD_ENT",
  62 "^6FIELD_FLD",
  63 "^6FIELD_FNC",
  64
  65 "^1ADDRESS",
  66
  67 "STORE_F",
  68 "STORE_V",
  69 "STORE_S",
  70 "STORE_ENT",
  71 "STORE_FLD",
  72 "STORE_FNC",
  73
  74 "^1STOREP_F",
  75 "^1STOREP_V",
  76 "^1STOREP_S",
  77 "^1STOREP_ENT",
  78 "^1STOREP_FLD",
  79 "^1STOREP_FNC",
  80
  81 "^5RETURN",
  82
  83 "^2NOT_F",
  84 "^2NOT_V",
  85 "^2NOT_S",
  86 "^2NOT_ENT",
  87 "^2NOT_FNC",
  88
  89 "^5IF",
  90 "^5IFNOT",
  91
  92 "^3CALL0",
  93 "^3CALL1",
  94 "^3CALL2",
  95 "^3CALL3",
  96 "^3CALL4",
  97 "^3CALL5",
  98 "^3CALL6",
  99 "^3CALL7",
 100 "^3CALL8",
 101
 102 "^1STATE",
 103
 104 "^5GOTO",
 105
 106 "^2AND",
 107 "^2OR",
 108
 109 "BITAND",
 110 "BITOR"
 111 };
 112
 113 char *PRVM_GlobalString (int ofs);
 114 char *PRVM_GlobalStringNoContents (int ofs);
 115 extern ddef_t *PRVM_ED_FieldAtOfs(int ofs);
 116
 117
 118 //=============================================================================
 119
 120 /*
 121 =================
 122 PRVM_PrintStatement
 123 =================
 124 */
 125 extern cvar_t prvm_statementprofiling;
 126 extern cvar_t prvm_timeprofiling;
 127 void PRVM_PrintStatement(mstatement_t *s)
 128 {
 129         size_t i;
 130         int opnum = (int)(s - prog->statements);
 131
 132         Con_Printf("s%i: ", opnum);
 133         if( prog->statement_linenums )
 134                 Con_Printf( "%s:%i: ", PRVM_GetString( prog->xfunction->s_file ), prog->statement_linenums[ opnum ] );
 135
 136         if (prvm_statementprofiling.integer)
 137                 Con_Printf("%7.0f ", prog->statement_profile[s - prog->statements]);
 138
 139         if ( (unsigned)s->op < sizeof(prvm_opnames)/sizeof(prvm_opnames[0]))
 140         {
 141                 Con_Printf("%s ",  prvm_opnames[s->op]);
 142                 i = strlen(prvm_opnames[s->op]);
 143                 // don't count a preceding color tag when padding the name
 144                 if (prvm_opnames[s->op][0] == STRING_COLOR_TAG)
 145                         i -= 2;
 146                 for ( ; i<10 ; i++)
 147                         Con_Print(" ");
 148         }
 149         if (s->operand[0] >= 0) Con_Printf(  "%s", PRVM_GlobalString(s->operand[0]));
 150         if (s->operand[1] >= 0) Con_Printf(", %s", PRVM_GlobalString(s->operand[1]));
 151         if (s->operand[2] >= 0) Con_Printf(", %s", PRVM_GlobalString(s->operand[2]));
 152         if (s->jumpabsolute >= 0) Con_Printf(", statement %i", s->jumpabsolute);
 153         Con_Print("\n");
 154 }
 155
 156 void PRVM_PrintFunctionStatements (const char *name)
 157 {
 158         int i, firststatement, endstatement;
 159         mfunction_t *func;
 160         func = PRVM_ED_FindFunction (name);
 161         if (!func)
 162         {
 163                 Con_Printf("%s progs: no function named %s\n", PRVM_NAME, name);
 164                 return;
 165         }
 166         firststatement = func->first_statement;
 167         if (firststatement < 0)
 168         {
 169                 Con_Printf("%s progs: function %s is builtin #%i\n", PRVM_NAME, name, -firststatement);
 170                 return;
 171         }
 172
 173         // find the end statement
 174         endstatement = prog->numstatements;
 175         for (i = 0;i < prog->numfunctions;i++)
 176                 if (endstatement > prog->functions[i].first_statement && firststatement < prog->functions[i].first_statement)
 177                         endstatement = prog->functions[i].first_statement;
 178
 179         // now print the range of statements
 180         Con_Printf("%s progs: disassembly of function %s (statements %i-%i, locals %i-%i):\n", PRVM_NAME, name, firststatement, endstatement, func->parm_start, func->parm_start + func->locals - 1);
 181         for (i = firststatement;i < endstatement;i++)
 182         {
 183                 PRVM_PrintStatement(prog->statements + i);
 184                 prog->statement_profile[i] = 0;
 185         }
 186 }
 187
 188 /*
 189 ============
 190 PRVM_PrintFunction_f
 191
 192 ============
 193 */
 194 void PRVM_PrintFunction_f (void)
 195 {
 196         if (Cmd_Argc() != 3)
 197         {
 198                 Con_Printf("usage: prvm_printfunction <program name> <function name>\n");
 199                 return;
 200         }
 201
 202         PRVM_Begin;
 203         if(!PRVM_SetProgFromString(Cmd_Argv(1)))
 204                 return;
 205
 206         PRVM_PrintFunctionStatements(Cmd_Argv(2));
 207
 208         PRVM_End;
 209 }
 210
 211 /*
 212 ============
 213 PRVM_StackTrace
 214 ============
 215 */
 216 void PRVM_StackTrace (void)
 217 {
 218         mfunction_t     *f;
 219         int                     i;
 220
 221         prog->stack[prog->depth].s = prog->xstatement;
 222         prog->stack[prog->depth].f = prog->xfunction;
 223         for (i = prog->depth;i > 0;i--)
 224         {
 225                 f = prog->stack[i].f;
 226
 227                 if (!f)
 228                         Con_Print("<NULL FUNCTION>\n");
 229                 else
 230                         Con_Printf("%12s : %s : statement %i\n", PRVM_GetString(f->s_file), PRVM_GetString(f->s_name), prog->stack[i].s - f->first_statement);
 231         }
 232 }
 233
 234 void PRVM_ShortStackTrace(char *buf, size_t bufsize)
 235 {
 236         mfunction_t     *f;
 237         int                     i;
 238
 239         if(prog)
 240         {
 241                 dpsnprintf(buf, bufsize, "(%s) ", prog->name);
 242         }
 243         else
 244         {
 245                 strlcpy(buf, "<NO PROG>", bufsize);
 246                 return;
 247         }
 248
 249         prog->stack[prog->depth].s = prog->xstatement;
 250         prog->stack[prog->depth].f = prog->xfunction;
 251         for (i = prog->depth;i > 0;i--)
 252         {
 253                 f = prog->stack[i].f;
 254
 255                 if(strlcat(buf,
 256                         f
 257                                 ? va("%s:%s(%i) ", PRVM_GetString(f->s_file), PRVM_GetString(f->s_name), prog->stack[i].s - f->first_statement)
 258                                 : "<NULL> ",
 259                         bufsize
 260                 ) >= bufsize)
 261                         break;
 262         }
 263 }
 264
 265
 266 void PRVM_CallProfile (void)
 267 {
 268         mfunction_t *f, *best;
 269         int i;
 270         double max;
 271         double sum;
 272
 273         Con_Printf( "%s Call Profile:\n", PRVM_NAME );
 274
 275         sum = 0;
 276         do
 277         {
 278                 max = 0;
 279                 best = NULL;
 280                 for (i=0 ; i<prog->numfunctions ; i++)
 281                 {
 282                         f = &prog->functions[i];
 283                         if (max < f->totaltime)
 284                         {
 285                                 max = f->totaltime;
 286                                 best = f;
 287                         }
 288                 }
 289                 if (best)
 290                 {
 291                         sum += best->totaltime;
 292                         Con_Printf("%9.4f %s\n", best->totaltime, PRVM_GetString(best->s_name));
 293                         best->totaltime = 0;
 294                 }
 295         } while (best);
 296
 297         Con_Printf("Total time since last profile reset: %9.4f\n", Sys_DoubleTime() - prog->starttime);
 298         Con_Printf("       - used by QC code of this VM: %9.4f\n", sum);
 299
 300         prog->starttime = Sys_DoubleTime();
 301 }
 302
 303 void PRVM_Profile (int maxfunctions, double mintime, int sortby)
 304 {
 305         mfunction_t *f, *best;
 306         int i, num;
 307         double max;
 308
 309         if(!prvm_timeprofiling.integer)
 310                 mintime *= 10000000; // count each statement as about 0.1µs
 311
 312         if(prvm_timeprofiling.integer)
 313                 Con_Printf( "%s Profile:\n[CallCount]      [Time] [BuiltinTm] [Statement] [BuiltinCt] [TimeTotal] [StmtTotal] [BltnTotal] [self]\n", PRVM_NAME );
 314                 //                        12345678901 12345678901 12345678901 12345678901 12345678901 12345678901 12345678901 123.45%
 315         else
 316                 Con_Printf( "%s Profile:\n[CallCount] [Statement] [BuiltinCt] [StmtTotal] [BltnTotal] [self]\n", PRVM_NAME );
 317                 //                        12345678901 12345678901 12345678901 12345678901 12345678901 123.45%
 318
 319         num = 0;
 320         do
 321         {
 322                 max = 0;
 323                 best = NULL;
 324                 for (i=0 ; i<prog->numfunctions ; i++)
 325                 {
 326                         f = &prog->functions[i];
 327                         if(prvm_timeprofiling.integer)
 328                         {
 329                                 if(sortby)
 330                                 {
 331                                         if(f->first_statement < 0)
 332                                         {
 333                                                 if (max < f->tprofile)
 334                                                 {
 335                                                         max = f->tprofile;
 336                                                         best = f;
 337                                                 }
 338                                         }
 339                                         else
 340                                         {
 341                                                 if (max < f->tprofile_total)
 342                                                 {
 343                                                         max = f->tprofile_total;
 344                                                         best = f;
 345                                                 }
 346                                         }
 347                                 }
 348                                 else
 349                                 {
 350                                         if (max < f->tprofile + f->tbprofile)
 351                                         {
 352                                                 max = f->tprofile + f->tbprofile;
 353                                                 best = f;
 354                                         }
 355                                 }
 356                         }
 357                         else
 358                         {
 359                                 if(sortby)
 360                                 {
 361                                         if (max < f->profile_total + f->builtinsprofile_total + f->callcount)
 362                                         {
 363                                                 max = f->profile_total + f->builtinsprofile_total + f->callcount;
 364                                                 best = f;
 365                                         }
 366                                 }
 367                                 else
 368                                 {
 369                                         if (max < f->profile + f->builtinsprofile + f->callcount)
 370                                         {
 371                                                 max = f->profile + f->builtinsprofile + f->callcount;
 372                                                 best = f;
 373                                         }
 374                                 }
 375                         }
 376                 }
 377                 if (best)
 378                 {
 379                         if (num < maxfunctions && max > mintime)
 380                         {
 381                                 if(prvm_timeprofiling.integer)
 382                                 {
 383                                         if (best->first_statement < 0)
 384                                                 Con_Printf("%11.0f %11.6f ------------- builtin ------------- %11.6f ----------- builtin ----------- %s\n", best->callcount, best->tprofile, best->tprofile, PRVM_GetString(best->s_name));
 385                                         //                 %11.6f 12345678901 12345678901 12345678901 %11.6f 12345678901 12345678901 123.45%
 386                                         else
 387                                                 Con_Printf("%11.0f %11.6f %11.6f %11.0f %11.0f %11.6f %11.0f %11.0f %6.2f%% %s\n", best->callcount, best->tprofile, best->tbprofile, best->profile, best->builtinsprofile, best->tprofile_total, best->profile_total, best->builtinsprofile_total, (best->tprofile_total > 0) ? ((best->tprofile) * 100.0 / (best->tprofile_total)) : -99.99, PRVM_GetString(best->s_name));
 388                                 }
 389                                 else
 390                                 {
 391                                         if (best->first_statement < 0)
 392                                                 Con_Printf("%11.0f ----------------------- builtin ----------------------- %s\n", best->callcount, PRVM_GetString(best->s_name));
 393                                         //                 12345678901 12345678901 12345678901 12345678901 123.45%
 394                                         else
 395                                                 Con_Printf("%11.0f %11.0f %11.0f %11.0f %11.0f %6.2f%% %s\n", best->callcount, best->profile, best->builtinsprofile, best->profile_total, best->builtinsprofile_total, (best->profile + best->builtinsprofile) * 100.0 / (best->profile_total + best->builtinsprofile_total), PRVM_GetString(best->s_name));
 396                                 }
 397                         }
 398                         num++;
 399                         best->profile = 0;
 400                         best->tprofile = 0;
 401                         best->tbprofile = 0;
 402                         best->builtinsprofile = 0;
 403                         best->profile_total = 0;
 404                         best->tprofile_total = 0;
 405                         best->builtinsprofile_total = 0;
 406                         best->callcount = 0;
 407                 }
 408         } while (best);
 409 }
 410
 411 /*
 412 ============
 413 PRVM_CallProfile_f
 414
 415 ============
 416 */
 417 void PRVM_CallProfile_f (void)
 418 {
 419         if (Cmd_Argc() != 2)
 420         {
 421                 Con_Print("prvm_callprofile <program name>\n");
 422                 return;
 423         }
 424
 425         PRVM_Begin;
 426         if(!PRVM_SetProgFromString(Cmd_Argv(1)))
 427                 return;
 428
 429         PRVM_CallProfile();
 430
 431         PRVM_End;
 432 }
 433
 434 /*
 435 ============
 436 PRVM_Profile_f
 437
 438 ============
 439 */
 440 void PRVM_Profile_f (void)
 441 {
 442         int howmany;
 443
 444         howmany = 1<<30;
 445         if (Cmd_Argc() == 3)
 446                 howmany = atoi(Cmd_Argv(2));
 447         else if (Cmd_Argc() != 2)
 448         {
 449                 Con_Print("prvm_profile <program name>\n");
 450                 return;
 451         }
 452
 453         PRVM_Begin;
 454         if(!PRVM_SetProgFromString(Cmd_Argv(1)))
 455                 return;
 456
 457         PRVM_Profile(howmany, 0, 0);
 458
 459         PRVM_End;
 460 }
 461
 462 void PRVM_ChildProfile_f (void)
 463 {
 464         int howmany;
 465
 466         howmany = 1<<30;
 467         if (Cmd_Argc() == 3)
 468                 howmany = atoi(Cmd_Argv(2));
 469         else if (Cmd_Argc() != 2)
 470         {
 471                 Con_Print("prvm_childprofile <program name>\n");
 472                 return;
 473         }
 474
 475         PRVM_Begin;
 476         if(!PRVM_SetProgFromString(Cmd_Argv(1)))
 477                 return;
 478
 479         PRVM_Profile(howmany, 0, 1);
 480
 481         PRVM_End;
 482 }
 483
 484 void PRVM_CrashAll(void)
 485 {
 486         int i;
 487         prvm_prog_t *oldprog = prog;
 488
 489         for(i = 0; i < PRVM_MAXPROGS; i++)
 490         {
 491                 if(!PRVM_ProgLoaded(i))
 492                         continue;
 493                 PRVM_SetProg(i);
 494                 PRVM_Crash();
 495         }
 496
 497         prog = oldprog;
 498 }
 499
 500 void PRVM_PrintState(void)
 501 {
 502         int i;
 503         if(prog->statestring)
 504         {
 505                 Con_Printf("Caller-provided information: %s\n", prog->statestring);
 506         }
 507         if (prog->xfunction)
 508         {
 509                 for (i = -7; i <= 0;i++)
 510                         if (prog->xstatement + i >= prog->xfunction->first_statement)
 511                                 PRVM_PrintStatement (prog->statements + prog->xstatement + i);
 512         }
 513         else
 514                 Con_Print("null function executing??\n");
 515         PRVM_StackTrace ();
 516 }
 517
 518 extern sizebuf_t vm_tempstringsbuf;
 519 extern cvar_t prvm_errordump;
 520 void Host_Savegame_to (const char *name);
 521 void PRVM_Crash(void)
 522 {
 523         if (prog == NULL)
 524                 return;
 525
 526         PRVM_serverfunction(SV_Shutdown) = 0; // don't call SV_Shutdown on crash
 527
 528         if( prog->depth > 0 )
 529         {
 530                 Con_Printf("QuakeC crash report for %s:\n", PRVM_NAME);
 531                 PRVM_PrintState();
 532         }
 533
 534         if(prvm_errordump.integer)
 535         {
 536                 // make a savegame
 537                 Host_Savegame_to(va("crash-%s.dmp", PRVM_NAME));
 538         }
 539
 540         // dump the stack so host_error can shutdown functions
 541         prog->depth = 0;
 542         prog->localstack_used = 0;
 543
 544         // delete all tempstrings (FIXME: is this safe in VM->engine->VM recursion?)
 545         vm_tempstringsbuf.cursize = 0;
 546
 547         // reset the prog pointer
 548         prog = NULL;
 549 }
 550
 551 /*
 552 ============================================================================
 553 PRVM_ExecuteProgram
 554
 555 The interpretation main loop
 556 ============================================================================
 557 */
 558
 559 /*
 560 ====================
 561 PRVM_EnterFunction
 562
 563 Returns the new program statement counter
 564 ====================
 565 */
 566 int PRVM_EnterFunction (mfunction_t *f)
 567 {
 568         int             i, j, c, o;
 569
 570         if (!f)
 571                 PRVM_ERROR ("PRVM_EnterFunction: NULL function in %s", PRVM_NAME);
 572
 573         prog->stack[prog->depth].s = prog->xstatement;
 574         prog->stack[prog->depth].f = prog->xfunction;
 575         prog->stack[prog->depth].profile_acc = -f->profile;
 576         prog->stack[prog->depth].tprofile_acc = -f->tprofile + -f->tbprofile;
 577         prog->stack[prog->depth].builtinsprofile_acc = -f->builtinsprofile;
 578         prog->depth++;
 579         if (prog->depth >=PRVM_MAX_STACK_DEPTH)
 580                 PRVM_ERROR ("stack overflow");
 581
 582 // save off any locals that the new function steps on
 583         c = f->locals;
 584         if (prog->localstack_used + c > PRVM_LOCALSTACK_SIZE)
 585                 PRVM_ERROR ("PRVM_ExecuteProgram: locals stack overflow in %s", PRVM_NAME);
 586
 587         for (i=0 ; i < c ; i++)
 588                 prog->localstack[prog->localstack_used+i] = ((int *)prog->globals.generic)[f->parm_start + i];
 589         prog->localstack_used += c;
 590
 591 // copy parameters
 592         o = f->parm_start;
 593         for (i=0 ; i<f->numparms ; i++)
 594         {
 595                 for (j=0 ; j<f->parm_size[i] ; j++)
 596                 {
 597                         ((int *)prog->globals.generic)[o] = ((int *)prog->globals.generic)[OFS_PARM0+i*3+j];
 598                         o++;
 599                 }
 600         }
 601
 602         ++f->recursion;
 603         prog->xfunction = f;
 604         return f->first_statement - 1;  // offset the s++
 605 }
 606
 607 /*
 608 ====================
 609 PRVM_LeaveFunction
 610 ====================
 611 */
 612 int PRVM_LeaveFunction (void)
 613 {
 614         int             i, c;
 615         mfunction_t *f;
 616
 617         if (prog->depth <= 0)
 618                 PRVM_ERROR ("prog stack underflow in %s", PRVM_NAME);
 619
 620         if (!prog->xfunction)
 621                 PRVM_ERROR ("PR_LeaveFunction: NULL function in %s", PRVM_NAME);
 622 // restore locals from the stack
 623         c = prog->xfunction->locals;
 624         prog->localstack_used -= c;
 625         if (prog->localstack_used < 0)
 626                 PRVM_ERROR ("PRVM_ExecuteProgram: locals stack underflow in %s", PRVM_NAME);
 627
 628         for (i=0 ; i < c ; i++)
 629                 ((int *)prog->globals.generic)[prog->xfunction->parm_start + i] = prog->localstack[prog->localstack_used+i];
 630
 631 // up stack
 632         prog->depth--;
 633         f = prog->xfunction;
 634         --f->recursion;
 635         prog->xfunction = prog->stack[prog->depth].f;
 636         prog->stack[prog->depth].profile_acc += f->profile;
 637         prog->stack[prog->depth].tprofile_acc += f->tprofile + f->tbprofile;
 638         prog->stack[prog->depth].builtinsprofile_acc += f->builtinsprofile;
 639         if(prog->depth > 0)
 640         {
 641                 prog->stack[prog->depth-1].profile_acc += prog->stack[prog->depth].profile_acc;
 642                 prog->stack[prog->depth-1].tprofile_acc += prog->stack[prog->depth].tprofile_acc;
 643                 prog->stack[prog->depth-1].builtinsprofile_acc += prog->stack[prog->depth].builtinsprofile_acc;
 644         }
 645         if(!f->recursion)
 646         {
 647                 // if f is already on the call stack...
 648                 // we cannot add this profile data to it now
 649                 // or we would add it more than once
 650                 // so, let's only add to the function's profile if it is the outermost call
 651                 f->profile_total += prog->stack[prog->depth].profile_acc;
 652                 f->tprofile_total += prog->stack[prog->depth].tprofile_acc;
 653                 f->builtinsprofile_total += prog->stack[prog->depth].builtinsprofile_acc;
 654         }
 655
 656         return prog->stack[prog->depth].s;
 657 }
 658
 659 void PRVM_Init_Exec(void)
 660 {
 661         // dump the stack
 662         prog->depth = 0;
 663         prog->localstack_used = 0;
 664         // reset the string table
 665         // nothing here yet
 666 }
 667
 668 #define OPA ((prvm_eval_t *)&prog->globals.generic[st->operand[0]])
 669 #define OPB ((prvm_eval_t *)&prog->globals.generic[st->operand[1]])
 670 #define OPC ((prvm_eval_t *)&prog->globals.generic[st->operand[2]])
 671 extern cvar_t prvm_traceqc;
 672 extern cvar_t prvm_statementprofiling;
 673 extern sizebuf_t vm_tempstringsbuf;
 674 extern qboolean prvm_runawaycheck;
 675
 676 #ifdef PROFILING
 677 /*
 678 ====================
 679 MVM_ExecuteProgram
 680 ====================
 681 */
 682 void MVM_ExecuteProgram (func_t fnum, const char *errormessage)
 683 {
 684         mstatement_t    *st, *startst;
 685         mfunction_t     *f, *newf;
 686         prvm_edict_t    *ed;
 687         prvm_eval_t     *ptr;
 688         int             jumpcount, cachedpr_trace, exitdepth;
 689         int             restorevm_tempstringsbuf_cursize;
 690         double  calltime;
 691         double tm, starttm;
 692
 693         calltime = Sys_DoubleTime();
 694
 695         if (!fnum || fnum >= (unsigned int)prog->numfunctions)
 696         {
 697                 if (PRVM_allglobaledict(self))
 698                         PRVM_ED_Print(PRVM_PROG_TO_EDICT(PRVM_allglobaledict(self)), NULL);
 699                 PRVM_ERROR ("MVM_ExecuteProgram: %s", errormessage);
 700         }
 701
 702         f = &prog->functions[fnum];
 703
 704         // after executing this function, delete all tempstrings it created
 705         restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 706
 707         prog->trace = prvm_traceqc.integer;
 708
 709         // we know we're done when pr_depth drops to this
 710         exitdepth = prog->depth;
 711
 712 // make a stack frame
 713         st = &prog->statements[PRVM_EnterFunction (f)];
 714         // save the starting statement pointer for profiling
 715         // (when the function exits or jumps, the (st - startst) integer value is
 716         // added to the function's profile counter)
 717         startst = st;
 718         starttm = calltime;
 719         // instead of counting instructions, we count jumps
 720         jumpcount = 0;
 721         // add one to the callcount of this function because otherwise engine-called functions aren't counted
 722         prog->xfunction->callcount++;
 723
 724 chooseexecprogram:
 725         cachedpr_trace = prog->trace;
 726         if (prvm_statementprofiling.integer || prog->trace)
 727         {
 728 #define PRVMSLOWINTERPRETER 1
 729                 if (prvm_timeprofiling.integer)
 730                 {
 731 #define PRVMTIMEPROFILING 1
 732 #include "prvm_execprogram.h"
 733 #undef PRVMTIMEPROFILING
 734                 }
 735                 else
 736                 {
 737 #include "prvm_execprogram.h"
 738                 }
 739 #undef PRVMSLOWINTERPRETER
 740         }
 741         else
 742         {
 743                 if (prvm_timeprofiling.integer)
 744                 {
 745 #define PRVMTIMEPROFILING 1
 746 #include "prvm_execprogram.h"
 747 #undef PRVMTIMEPROFILING
 748                 }
 749                 else
 750                 {
 751 #include "prvm_execprogram.h"
 752                 }
 753         }
 754
 755 cleanup:
 756         if (developer_insane.integer && vm_tempstringsbuf.cursize > restorevm_tempstringsbuf_cursize)
 757                 Con_DPrintf("MVM_ExecuteProgram: %s used %i bytes of tempstrings\n", PRVM_GetString(prog->functions[fnum].s_name), vm_tempstringsbuf.cursize - restorevm_tempstringsbuf_cursize);
 758         // delete tempstrings created by this function
 759         vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 760
 761         f->totaltime += (Sys_DoubleTime() - calltime);
 762
 763         SV_FlushBroadcastMessages();
 764 }
 765
 766 /*
 767 ====================
 768 CLVM_ExecuteProgram
 769 ====================
 770 */
 771 void CLVM_ExecuteProgram (func_t fnum, const char *errormessage)
 772 {
 773         mstatement_t    *st, *startst;
 774         mfunction_t     *f, *newf;
 775         prvm_edict_t    *ed;
 776         prvm_eval_t     *ptr;
 777         int             jumpcount, cachedpr_trace, exitdepth;
 778         int             restorevm_tempstringsbuf_cursize;
 779         double  calltime;
 780         double tm, starttm;
 781
 782         calltime = Sys_DoubleTime();
 783
 784         if (!fnum || fnum >= (unsigned int)prog->numfunctions)
 785         {
 786                 if (PRVM_allglobaledict(self))
 787                         PRVM_ED_Print(PRVM_PROG_TO_EDICT(PRVM_allglobaledict(self)), NULL);
 788                 PRVM_ERROR ("CLVM_ExecuteProgram: %s", errormessage);
 789         }
 790
 791         f = &prog->functions[fnum];
 792
 793         // after executing this function, delete all tempstrings it created
 794         restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 795
 796         prog->trace = prvm_traceqc.integer;
 797
 798         // we know we're done when pr_depth drops to this
 799         exitdepth = prog->depth;
 800
 801 // make a stack frame
 802         st = &prog->statements[PRVM_EnterFunction (f)];
 803         // save the starting statement pointer for profiling
 804         // (when the function exits or jumps, the (st - startst) integer value is
 805         // added to the function's profile counter)
 806         startst = st;
 807         starttm = calltime;
 808         // instead of counting instructions, we count jumps
 809         jumpcount = 0;
 810         // add one to the callcount of this function because otherwise engine-called functions aren't counted
 811         prog->xfunction->callcount++;
 812
 813 chooseexecprogram:
 814         cachedpr_trace = prog->trace;
 815         if (prvm_statementprofiling.integer || prog->trace)
 816         {
 817 #define PRVMSLOWINTERPRETER 1
 818                 if (prvm_timeprofiling.integer)
 819                 {
 820 #define PRVMTIMEPROFILING 1
 821 #include "prvm_execprogram.h"
 822 #undef PRVMTIMEPROFILING
 823                 }
 824                 else
 825                 {
 826 #include "prvm_execprogram.h"
 827                 }
 828 #undef PRVMSLOWINTERPRETER
 829         }
 830         else
 831         {
 832                 if (prvm_timeprofiling.integer)
 833                 {
 834 #define PRVMTIMEPROFILING 1
 835 #include "prvm_execprogram.h"
 836 #undef PRVMTIMEPROFILING
 837                 }
 838                 else
 839                 {
 840 #include "prvm_execprogram.h"
 841                 }
 842         }
 843
 844 cleanup:
 845         if (developer_insane.integer && vm_tempstringsbuf.cursize > restorevm_tempstringsbuf_cursize)
 846                 Con_DPrintf("CLVM_ExecuteProgram: %s used %i bytes of tempstrings\n", PRVM_GetString(prog->functions[fnum].s_name), vm_tempstringsbuf.cursize - restorevm_tempstringsbuf_cursize);
 847         // delete tempstrings created by this function
 848         vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 849
 850         f->totaltime += (Sys_DoubleTime() - calltime);
 851
 852         SV_FlushBroadcastMessages();
 853 }
 854 #endif
 855
 856 /*
 857 ====================
 858 SVVM_ExecuteProgram
 859 ====================
 860 */
 861 void SVVM_ExecuteProgram (func_t fnum, const char *errormessage)
 862 {
 863         mstatement_t    *st, *startst;
 864         mfunction_t     *f, *newf;
 865         prvm_edict_t    *ed;
 866         prvm_eval_t     *ptr;
 867         int             jumpcount, cachedpr_trace, exitdepth;
 868         int             restorevm_tempstringsbuf_cursize;
 869         double  calltime;
 870         double tm, starttm;
 871
 872         calltime = Sys_DoubleTime();
 873
 874         if (!fnum || fnum >= (unsigned int)prog->numfunctions)
 875         {
 876                 if (PRVM_allglobaledict(self))
 877                         PRVM_ED_Print(PRVM_PROG_TO_EDICT(PRVM_allglobaledict(self)), NULL);
 878                 PRVM_ERROR ("SVVM_ExecuteProgram: %s", errormessage);
 879         }
 880
 881         f = &prog->functions[fnum];
 882
 883         // after executing this function, delete all tempstrings it created
 884         restorevm_tempstringsbuf_cursize = vm_tempstringsbuf.cursize;
 885
 886         prog->trace = prvm_traceqc.integer;
 887
 888         // we know we're done when pr_depth drops to this
 889         exitdepth = prog->depth;
 890
 891 // make a stack frame
 892         st = &prog->statements[PRVM_EnterFunction (f)];
 893         // save the starting statement pointer for profiling
 894         // (when the function exits or jumps, the (st - startst) integer value is
 895         // added to the function's profile counter)
 896         startst = st;
 897         starttm = calltime;
 898         // instead of counting instructions, we count jumps
 899         jumpcount = 0;
 900         // add one to the callcount of this function because otherwise engine-called functions aren't counted
 901         prog->xfunction->callcount++;
 902
 903 chooseexecprogram:
 904         cachedpr_trace = prog->trace;
 905         if (prvm_statementprofiling.integer || prog->trace)
 906         {
 907 #define PRVMSLOWINTERPRETER 1
 908                 if (prvm_timeprofiling.integer)
 909                 {
 910 #define PRVMTIMEPROFILING 1
 911 #include "prvm_execprogram.h"
 912 #undef PRVMTIMEPROFILING
 913                 }
 914                 else
 915                 {
 916 #include "prvm_execprogram.h"
 917                 }
 918 #undef PRVMSLOWINTERPRETER
 919         }
 920         else
 921         {
 922                 if (prvm_timeprofiling.integer)
 923                 {
 924 #define PRVMTIMEPROFILING 1
 925 #include "prvm_execprogram.h"
 926 #undef PRVMTIMEPROFILING
 927                 }
 928                 else
 929                 {
 930 #include "prvm_execprogram.h"
 931                 }
 932         }
 933
 934 cleanup:
 935         if (developer_insane.integer && vm_tempstringsbuf.cursize > restorevm_tempstringsbuf_cursize)
 936                 Con_DPrintf("SVVM_ExecuteProgram: %s used %i bytes of tempstrings\n", PRVM_GetString(prog->functions[fnum].s_name), vm_tempstringsbuf.cursize - restorevm_tempstringsbuf_cursize);
 937         // delete tempstrings created by this function
 938         vm_tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
 939
 940         f->totaltime += (Sys_DoubleTime() - calltime);
 941
 942         SV_FlushBroadcastMessages();
 943 }