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qvr/app/jni/prvm_exec.c
Simon 90d0c76d59 Initial Commit of Source
2016-01-29 22:43:55 +00:00

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/*
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "quakedef.h"
#include "progsvm.h"
const char *prvm_opnames[] =
{
"^5DONE",
"MUL_F",
"MUL_V",
"MUL_FV",
"MUL_VF",
"DIV",
"ADD_F",
"ADD_V",
"SUB_F",
"SUB_V",
"^2EQ_F",
"^2EQ_V",
"^2EQ_S",
"^2EQ_E",
"^2EQ_FNC",
"^2NE_F",
"^2NE_V",
"^2NE_S",
"^2NE_E",
"^2NE_FNC",
"^2LE",
"^2GE",
"^2LT",
"^2GT",
"^6FIELD_F",
"^6FIELD_V",
"^6FIELD_S",
"^6FIELD_ENT",
"^6FIELD_FLD",
"^6FIELD_FNC",
"^1ADDRESS",
"STORE_F",
"STORE_V",
"STORE_S",
"STORE_ENT",
"STORE_FLD",
"STORE_FNC",
"^1STOREP_F",
"^1STOREP_V",
"^1STOREP_S",
"^1STOREP_ENT",
"^1STOREP_FLD",
"^1STOREP_FNC",
"^5RETURN",
"^2NOT_F",
"^2NOT_V",
"^2NOT_S",
"^2NOT_ENT",
"^2NOT_FNC",
"^5IF",
"^5IFNOT",
"^3CALL0",
"^3CALL1",
"^3CALL2",
"^3CALL3",
"^3CALL4",
"^3CALL5",
"^3CALL6",
"^3CALL7",
"^3CALL8",
"^1STATE",
"^5GOTO",
"^2AND",
"^2OR",
"BITAND",
"BITOR"
};
//=============================================================================
/*
=================
PRVM_PrintStatement
=================
*/
extern cvar_t prvm_statementprofiling;
extern cvar_t prvm_timeprofiling;
static void PRVM_PrintStatement(prvm_prog_t *prog, mstatement_t *s)
{
size_t i;
int opnum = (int)(s - prog->statements);
char valuebuf[MAX_INPUTLINE];
Con_Printf("s%i: ", opnum);
if( prog->statement_linenums )
Con_Printf( "%s:%i: ", PRVM_GetString( prog, prog->xfunction->s_file ), prog->statement_linenums[ opnum ] );
if (prvm_statementprofiling.integer)
Con_Printf("%7.0f ", prog->statement_profile[s - prog->statements]);
if ( (unsigned)s->op < sizeof(prvm_opnames)/sizeof(prvm_opnames[0]))
{
Con_Printf("%s ", prvm_opnames[s->op]);
i = strlen(prvm_opnames[s->op]);
// don't count a preceding color tag when padding the name
if (prvm_opnames[s->op][0] == STRING_COLOR_TAG)
i -= 2;
for ( ; i<10 ; i++)
Con_Print(" ");
}
if (s->operand[0] >= 0) Con_Printf( "%s", PRVM_GlobalString(prog, s->operand[0], valuebuf, sizeof(valuebuf)));
if (s->operand[1] >= 0) Con_Printf(", %s", PRVM_GlobalString(prog, s->operand[1], valuebuf, sizeof(valuebuf)));
if (s->operand[2] >= 0) Con_Printf(", %s", PRVM_GlobalString(prog, s->operand[2], valuebuf, sizeof(valuebuf)));
if (s->jumpabsolute >= 0) Con_Printf(", statement %i", s->jumpabsolute);
Con_Print("\n");
}
void PRVM_PrintFunctionStatements (prvm_prog_t *prog, const char *name)
{
int i, firststatement, endstatement;
mfunction_t *func;
func = PRVM_ED_FindFunction (prog, name);
if (!func)
{
Con_Printf("%s progs: no function named %s\n", prog->name, name);
return;
}
firststatement = func->first_statement;
if (firststatement < 0)
{
Con_Printf("%s progs: function %s is builtin #%i\n", prog->name, name, -firststatement);
return;
}
// find the end statement
endstatement = prog->numstatements;
for (i = 0;i < prog->numfunctions;i++)
if (endstatement > prog->functions[i].first_statement && firststatement < prog->functions[i].first_statement)
endstatement = prog->functions[i].first_statement;
// now print the range of statements
Con_Printf("%s progs: disassembly of function %s (statements %i-%i, locals %i-%i):\n", prog->name, name, firststatement, endstatement, func->parm_start, func->parm_start + func->locals - 1);
prog->xfunction = func;
for (i = firststatement;i < endstatement;i++)
{
PRVM_PrintStatement(prog, prog->statements + i);
prog->statement_profile[i] = 0;
}
}
/*
============
PRVM_PrintFunction_f
============
*/
void PRVM_PrintFunction_f (void)
{
prvm_prog_t *prog;
if (Cmd_Argc() != 3)
{
Con_Printf("usage: prvm_printfunction <program name> <function name>\n");
return;
}
if (!(prog = PRVM_FriendlyProgFromString(Cmd_Argv(1))))
return;
PRVM_PrintFunctionStatements(prog, Cmd_Argv(2));
}
/*
============
PRVM_StackTrace
============
*/
void PRVM_StackTrace (prvm_prog_t *prog)
{
mfunction_t *f;
int i;
prog->stack[prog->depth].s = prog->xstatement;
prog->stack[prog->depth].f = prog->xfunction;
for (i = prog->depth;i > 0;i--)
{
f = prog->stack[i].f;
if (!f)
Con_Print("<NULL FUNCTION>\n");
else
{
if (prog->statement_linenums)
Con_Printf("%12s:%i : %s : statement %i\n", PRVM_GetString(prog, f->s_file), prog->statement_linenums[prog->stack[i].s], PRVM_GetString(prog, f->s_name), prog->stack[i].s - f->first_statement);
else
Con_Printf("%12s : %s : statement %i\n", PRVM_GetString(prog, f->s_file), PRVM_GetString(prog, f->s_name), prog->stack[i].s - f->first_statement);
}
}
}
void PRVM_ShortStackTrace(prvm_prog_t *prog, char *buf, size_t bufsize)
{
mfunction_t *f;
int i;
char vabuf[1024];
if(prog)
{
dpsnprintf(buf, bufsize, "(%s) ", prog->name);
}
else
{
strlcpy(buf, "<NO PROG>", bufsize);
return;
}
prog->stack[prog->depth].s = prog->xstatement;
prog->stack[prog->depth].f = prog->xfunction;
for (i = prog->depth;i > 0;i--)
{
f = prog->stack[i].f;
if(strlcat(buf,
f
? va(vabuf, sizeof(vabuf), "%s:%s(%i) ", PRVM_GetString(prog, f->s_file), PRVM_GetString(prog, f->s_name), prog->stack[i].s - f->first_statement)
: "<NULL> ",
bufsize
) >= bufsize)
break;
}
}
static void PRVM_CallProfile (prvm_prog_t *prog)
{
mfunction_t *f, *best;
int i;
double max;
double sum;
double newprofiletime;
Con_Printf( "%s Call Profile:\n", prog->name );
sum = 0;
do
{
max = 0;
best = NULL;
for (i=0 ; i<prog->numfunctions ; i++)
{
f = &prog->functions[i];
if (max < f->totaltime)
{
max = f->totaltime;
best = f;
}
}
if (best)
{
sum += best->totaltime;
Con_Printf("%9.4f %s\n", best->totaltime, PRVM_GetString(prog, best->s_name));
best->totaltime = 0;
}
} while (best);
newprofiletime = Sys_DirtyTime();
Con_Printf("Total time since last profile reset: %9.4f\n", newprofiletime - prog->profiletime);
Con_Printf(" - used by QC code of this VM: %9.4f\n", sum);
prog->profiletime = newprofiletime;
}
void PRVM_Profile (prvm_prog_t *prog, int maxfunctions, double mintime, int sortby)
{
mfunction_t *f, *best;
int i, num;
double max;
if(!prvm_timeprofiling.integer)
mintime *= 10000000; // count each statement as about 0.1µs
if(prvm_timeprofiling.integer)
Con_Printf( "%s Profile:\n[CallCount] [Time] [BuiltinTm] [Statement] [BuiltinCt] [TimeTotal] [StmtTotal] [BltnTotal] [self]\n", prog->name );
// 12345678901 12345678901 12345678901 12345678901 12345678901 12345678901 12345678901 123.45%
else
Con_Printf( "%s Profile:\n[CallCount] [Statement] [BuiltinCt] [StmtTotal] [BltnTotal] [self]\n", prog->name );
// 12345678901 12345678901 12345678901 12345678901 12345678901 123.45%
num = 0;
do
{
max = 0;
best = NULL;
for (i=0 ; i<prog->numfunctions ; i++)
{
f = &prog->functions[i];
if(prvm_timeprofiling.integer)
{
if(sortby)
{
if(f->first_statement < 0)
{
if (max < f->tprofile)
{
max = f->tprofile;
best = f;
}
}
else
{
if (max < f->tprofile_total)
{
max = f->tprofile_total;
best = f;
}
}
}
else
{
if (max < f->tprofile + f->tbprofile)
{
max = f->tprofile + f->tbprofile;
best = f;
}
}
}
else
{
if(sortby)
{
if (max < f->profile_total + f->builtinsprofile_total + f->callcount)
{
max = f->profile_total + f->builtinsprofile_total + f->callcount;
best = f;
}
}
else
{
if (max < f->profile + f->builtinsprofile + f->callcount)
{
max = f->profile + f->builtinsprofile + f->callcount;
best = f;
}
}
}
}
if (best)
{
if (num < maxfunctions && max > mintime)
{
if(prvm_timeprofiling.integer)
{
if (best->first_statement < 0)
Con_Printf("%11.0f %11.6f ------------- builtin ------------- %11.6f ----------- builtin ----------- %s\n", best->callcount, best->tprofile, best->tprofile, PRVM_GetString(prog, best->s_name));
// %11.6f 12345678901 12345678901 12345678901 %11.6f 12345678901 12345678901 123.45%
else
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(prog, best->s_name));
}
else
{
if (best->first_statement < 0)
Con_Printf("%11.0f ----------------------- builtin ----------------------- %s\n", best->callcount, PRVM_GetString(prog, best->s_name));
// 12345678901 12345678901 12345678901 12345678901 123.45%
else
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(prog, best->s_name));
}
}
num++;
best->profile = 0;
best->tprofile = 0;
best->tbprofile = 0;
best->builtinsprofile = 0;
best->profile_total = 0;
best->tprofile_total = 0;
best->builtinsprofile_total = 0;
best->callcount = 0;
}
} while (best);
}
/*
============
PRVM_CallProfile_f
============
*/
void PRVM_CallProfile_f (void)
{
prvm_prog_t *prog;
if (Cmd_Argc() != 2)
{
Con_Print("prvm_callprofile <program name>\n");
return;
}
if (!(prog = PRVM_FriendlyProgFromString(Cmd_Argv(1))))
return;
PRVM_CallProfile(prog);
}
/*
============
PRVM_Profile_f
============
*/
void PRVM_Profile_f (void)
{
prvm_prog_t *prog;
int howmany;
howmany = 1<<30;
if (Cmd_Argc() == 3)
howmany = atoi(Cmd_Argv(2));
else if (Cmd_Argc() != 2)
{
Con_Print("prvm_profile <program name>\n");
return;
}
if (!(prog = PRVM_FriendlyProgFromString(Cmd_Argv(1))))
return;
PRVM_Profile(prog, howmany, 0, 0);
}
void PRVM_ChildProfile_f (void)
{
prvm_prog_t *prog;
int howmany;
howmany = 1<<30;
if (Cmd_Argc() == 3)
howmany = atoi(Cmd_Argv(2));
else if (Cmd_Argc() != 2)
{
Con_Print("prvm_childprofile <program name>\n");
return;
}
if (!(prog = PRVM_FriendlyProgFromString(Cmd_Argv(1))))
return;
PRVM_Profile(prog, howmany, 0, 1);
}
void PRVM_PrintState(prvm_prog_t *prog, int stack_index)
{
int i;
mfunction_t *func = prog->xfunction;
int st = prog->xstatement;
if (stack_index > 0 && stack_index <= prog->depth)
{
func = prog->stack[prog->depth - stack_index].f;
st = prog->stack[prog->depth - stack_index].s;
}
if (prog->statestring)
{
Con_Printf("Caller-provided information: %s\n", prog->statestring);
}
if (func)
{
for (i = -7; i <= 0;i++)
if (st + i >= func->first_statement)
PRVM_PrintStatement(prog, prog->statements + st + i);
}
PRVM_StackTrace(prog);
}
extern cvar_t prvm_errordump;
void PRVM_Crash(prvm_prog_t *prog)
{
char vabuf[1024];
if (prog == NULL)
return;
if (!prog->loaded)
return;
PRVM_serverfunction(SV_Shutdown) = 0; // don't call SV_Shutdown on crash
if( prog->depth > 0 )
{
Con_Printf("QuakeC crash report for %s:\n", prog->name);
PRVM_PrintState(prog, 0);
}
if(prvm_errordump.integer)
{
// make a savegame
Host_Savegame_to(prog, va(vabuf, sizeof(vabuf), "crash-%s.dmp", prog->name));
}
// dump the stack so host_error can shutdown functions
prog->depth = 0;
prog->localstack_used = 0;
// delete all tempstrings (FIXME: is this safe in VM->engine->VM recursion?)
prog->tempstringsbuf.cursize = 0;
// reset the prog pointer
prog = NULL;
}
/*
============================================================================
PRVM_ExecuteProgram
The interpretation main loop
============================================================================
*/
/*
====================
PRVM_EnterFunction
Returns the new program statement counter
====================
*/
static int PRVM_EnterFunction (prvm_prog_t *prog, mfunction_t *f)
{
int i, j, c, o;
if (!f)
prog->error_cmd("PRVM_EnterFunction: NULL function in %s", prog->name);
prog->stack[prog->depth].s = prog->xstatement;
prog->stack[prog->depth].f = prog->xfunction;
prog->stack[prog->depth].profile_acc = -f->profile;
prog->stack[prog->depth].tprofile_acc = -f->tprofile + -f->tbprofile;
prog->stack[prog->depth].builtinsprofile_acc = -f->builtinsprofile;
prog->depth++;
if (prog->depth >=PRVM_MAX_STACK_DEPTH)
prog->error_cmd("stack overflow");
// save off any locals that the new function steps on
c = f->locals;
if (prog->localstack_used + c > PRVM_LOCALSTACK_SIZE)
prog->error_cmd("PRVM_ExecuteProgram: locals stack overflow in %s", prog->name);
for (i=0 ; i < c ; i++)
prog->localstack[prog->localstack_used+i] = prog->globals.ip[f->parm_start + i];
prog->localstack_used += c;
// copy parameters
o = f->parm_start;
for (i=0 ; i<f->numparms ; i++)
{
for (j=0 ; j<f->parm_size[i] ; j++)
{
prog->globals.ip[o] = prog->globals.ip[OFS_PARM0+i*3+j];
o++;
}
}
++f->recursion;
prog->xfunction = f;
return f->first_statement - 1; // offset the s++
}
/*
====================
PRVM_LeaveFunction
====================
*/
static int PRVM_LeaveFunction (prvm_prog_t *prog)
{
int i, c;
mfunction_t *f;
if (prog->depth <= 0)
prog->error_cmd("prog stack underflow in %s", prog->name);
if (!prog->xfunction)
prog->error_cmd("PR_LeaveFunction: NULL function in %s", prog->name);
// restore locals from the stack
c = prog->xfunction->locals;
prog->localstack_used -= c;
if (prog->localstack_used < 0)
prog->error_cmd("PRVM_ExecuteProgram: locals stack underflow in %s", prog->name);
for (i=0 ; i < c ; i++)
prog->globals.ip[prog->xfunction->parm_start + i] = prog->localstack[prog->localstack_used+i];
// up stack
prog->depth--;
f = prog->xfunction;
--f->recursion;
prog->xfunction = prog->stack[prog->depth].f;
prog->stack[prog->depth].profile_acc += f->profile;
prog->stack[prog->depth].tprofile_acc += f->tprofile + f->tbprofile;
prog->stack[prog->depth].builtinsprofile_acc += f->builtinsprofile;
if(prog->depth > 0)
{
prog->stack[prog->depth-1].profile_acc += prog->stack[prog->depth].profile_acc;
prog->stack[prog->depth-1].tprofile_acc += prog->stack[prog->depth].tprofile_acc;
prog->stack[prog->depth-1].builtinsprofile_acc += prog->stack[prog->depth].builtinsprofile_acc;
}
if(!f->recursion)
{
// if f is already on the call stack...
// we cannot add this profile data to it now
// or we would add it more than once
// so, let's only add to the function's profile if it is the outermost call
f->profile_total += prog->stack[prog->depth].profile_acc;
f->tprofile_total += prog->stack[prog->depth].tprofile_acc;
f->builtinsprofile_total += prog->stack[prog->depth].builtinsprofile_acc;
}
return prog->stack[prog->depth].s;
}
void PRVM_Init_Exec(prvm_prog_t *prog)
{
// dump the stack
prog->depth = 0;
prog->localstack_used = 0;
// reset the string table
// nothing here yet
}
#define OPA ((prvm_eval_t *)&prog->globals.fp[st->operand[0]])
#define OPB ((prvm_eval_t *)&prog->globals.fp[st->operand[1]])
#define OPC ((prvm_eval_t *)&prog->globals.fp[st->operand[2]])
extern cvar_t prvm_traceqc;
extern cvar_t prvm_statementprofiling;
extern qboolean prvm_runawaycheck;
#ifdef PROFILING
/*
====================
MVM_ExecuteProgram
====================
*/
void MVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage)
{
mstatement_t *st, *startst;
mfunction_t *f, *newf;
prvm_edict_t *ed;
prvm_eval_t *ptr;
int jumpcount, cachedpr_trace, exitdepth;
int restorevm_tempstringsbuf_cursize;
double calltime;
double tm, starttm;
prvm_vec_t tempfloat;
// these may become out of date when a builtin is called, and are updated accordingly
prvm_vec_t *cached_edictsfields = prog->edictsfields;
unsigned int cached_entityfields = prog->entityfields;
unsigned int cached_entityfields_3 = prog->entityfields - 3;
unsigned int cached_entityfieldsarea = prog->entityfieldsarea;
unsigned int cached_entityfieldsarea_entityfields = prog->entityfieldsarea - prog->entityfields;
unsigned int cached_entityfieldsarea_3 = prog->entityfieldsarea - 3;
unsigned int cached_entityfieldsarea_entityfields_3 = prog->entityfieldsarea - prog->entityfields - 3;
unsigned int cached_max_edicts = prog->max_edicts;
// these do not change
mstatement_t *cached_statements = prog->statements;
qboolean cached_allowworldwrites = prog->allowworldwrites;
unsigned int cached_flag = prog->flag;
calltime = Sys_DirtyTime();
if (!fnum || fnum >= (unsigned int)prog->numfunctions)
{
if (PRVM_allglobaledict(self))
PRVM_ED_Print(prog, PRVM_PROG_TO_EDICT(PRVM_allglobaledict(self)), NULL);
prog->error_cmd("MVM_ExecuteProgram: %s", errormessage);
}
f = &prog->functions[fnum];
// after executing this function, delete all tempstrings it created
restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
prog->trace = prvm_traceqc.integer;
// we know we're done when pr_depth drops to this
exitdepth = prog->depth;
// make a stack frame
st = &prog->statements[PRVM_EnterFunction(prog, f)];
// save the starting statement pointer for profiling
// (when the function exits or jumps, the (st - startst) integer value is
// added to the function's profile counter)
startst = st;
starttm = calltime;
// instead of counting instructions, we count jumps
jumpcount = 0;
// add one to the callcount of this function because otherwise engine-called functions aren't counted
prog->xfunction->callcount++;
chooseexecprogram:
cachedpr_trace = prog->trace;
if (prvm_statementprofiling.integer || prog->trace || prog->watch_global >= 0 || prog->watch_edict >= 0 || prog->break_statement >= 0)
{
#define PRVMSLOWINTERPRETER 1
if (prvm_timeprofiling.integer)
{
#define PRVMTIMEPROFILING 1
#include "prvm_execprogram.h"
#undef PRVMTIMEPROFILING
}
else
{
#include "prvm_execprogram.h"
}
#undef PRVMSLOWINTERPRETER
}
else
{
if (prvm_timeprofiling.integer)
{
#define PRVMTIMEPROFILING 1
#include "prvm_execprogram.h"
#undef PRVMTIMEPROFILING
}
else
{
#include "prvm_execprogram.h"
}
}
cleanup:
if (developer_insane.integer && prog->tempstringsbuf.cursize > restorevm_tempstringsbuf_cursize)
Con_DPrintf("MVM_ExecuteProgram: %s used %i bytes of tempstrings\n", PRVM_GetString(prog, prog->functions[fnum].s_name), prog->tempstringsbuf.cursize - restorevm_tempstringsbuf_cursize);
// delete tempstrings created by this function
prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
tm = Sys_DirtyTime() - calltime;if (tm < 0 || tm >= 1800) tm = 0;
f->totaltime += tm;
if (prog == SVVM_prog)
SV_FlushBroadcastMessages();
}
/*
====================
CLVM_ExecuteProgram
====================
*/
void CLVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage)
{
mstatement_t *st, *startst;
mfunction_t *f, *newf;
prvm_edict_t *ed;
prvm_eval_t *ptr;
int jumpcount, cachedpr_trace, exitdepth;
int restorevm_tempstringsbuf_cursize;
double calltime;
double tm, starttm;
prvm_vec_t tempfloat;
// these may become out of date when a builtin is called, and are updated accordingly
prvm_vec_t *cached_edictsfields = prog->edictsfields;
unsigned int cached_entityfields = prog->entityfields;
unsigned int cached_entityfields_3 = prog->entityfields - 3;
unsigned int cached_entityfieldsarea = prog->entityfieldsarea;
unsigned int cached_entityfieldsarea_entityfields = prog->entityfieldsarea - prog->entityfields;
unsigned int cached_entityfieldsarea_3 = prog->entityfieldsarea - 3;
unsigned int cached_entityfieldsarea_entityfields_3 = prog->entityfieldsarea - prog->entityfields - 3;
unsigned int cached_max_edicts = prog->max_edicts;
// these do not change
mstatement_t *cached_statements = prog->statements;
qboolean cached_allowworldwrites = prog->allowworldwrites;
unsigned int cached_flag = prog->flag;
calltime = Sys_DirtyTime();
if (!fnum || fnum >= (unsigned int)prog->numfunctions)
{
if (PRVM_allglobaledict(self))
PRVM_ED_Print(prog, PRVM_PROG_TO_EDICT(PRVM_allglobaledict(self)), NULL);
prog->error_cmd("CLVM_ExecuteProgram: %s", errormessage);
}
f = &prog->functions[fnum];
// after executing this function, delete all tempstrings it created
restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
prog->trace = prvm_traceqc.integer;
// we know we're done when pr_depth drops to this
exitdepth = prog->depth;
// make a stack frame
st = &prog->statements[PRVM_EnterFunction(prog, f)];
// save the starting statement pointer for profiling
// (when the function exits or jumps, the (st - startst) integer value is
// added to the function's profile counter)
startst = st;
starttm = calltime;
// instead of counting instructions, we count jumps
jumpcount = 0;
// add one to the callcount of this function because otherwise engine-called functions aren't counted
prog->xfunction->callcount++;
chooseexecprogram:
cachedpr_trace = prog->trace;
if (prvm_statementprofiling.integer || prog->trace || prog->watch_global >= 0 || prog->watch_edict >= 0 || prog->break_statement >= 0)
{
#define PRVMSLOWINTERPRETER 1
if (prvm_timeprofiling.integer)
{
#define PRVMTIMEPROFILING 1
#include "prvm_execprogram.h"
#undef PRVMTIMEPROFILING
}
else
{
#include "prvm_execprogram.h"
}
#undef PRVMSLOWINTERPRETER
}
else
{
if (prvm_timeprofiling.integer)
{
#define PRVMTIMEPROFILING 1
#include "prvm_execprogram.h"
#undef PRVMTIMEPROFILING
}
else
{
#include "prvm_execprogram.h"
}
}
cleanup:
if (developer_insane.integer && prog->tempstringsbuf.cursize > restorevm_tempstringsbuf_cursize)
Con_DPrintf("CLVM_ExecuteProgram: %s used %i bytes of tempstrings\n", PRVM_GetString(prog, prog->functions[fnum].s_name), prog->tempstringsbuf.cursize - restorevm_tempstringsbuf_cursize);
// delete tempstrings created by this function
prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
tm = Sys_DirtyTime() - calltime;if (tm < 0 || tm >= 1800) tm = 0;
f->totaltime += tm;
if (prog == SVVM_prog)
SV_FlushBroadcastMessages();
}
#endif
/*
====================
SVVM_ExecuteProgram
====================
*/
#ifdef PROFILING
void SVVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage)
#else
void PRVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage)
#endif
{
mstatement_t *st, *startst;
mfunction_t *f, *newf;
prvm_edict_t *ed;
prvm_eval_t *ptr;
int jumpcount, cachedpr_trace, exitdepth;
int restorevm_tempstringsbuf_cursize;
double calltime;
double tm, starttm;
prvm_vec_t tempfloat;
// these may become out of date when a builtin is called, and are updated accordingly
prvm_vec_t *cached_edictsfields = prog->edictsfields;
unsigned int cached_entityfields = prog->entityfields;
unsigned int cached_entityfields_3 = prog->entityfields - 3;
unsigned int cached_entityfieldsarea = prog->entityfieldsarea;
unsigned int cached_entityfieldsarea_entityfields = prog->entityfieldsarea - prog->entityfields;
unsigned int cached_entityfieldsarea_3 = prog->entityfieldsarea - 3;
unsigned int cached_entityfieldsarea_entityfields_3 = prog->entityfieldsarea - prog->entityfields - 3;
unsigned int cached_max_edicts = prog->max_edicts;
// these do not change
mstatement_t *cached_statements = prog->statements;
qboolean cached_allowworldwrites = prog->allowworldwrites;
unsigned int cached_flag = prog->flag;
calltime = Sys_DirtyTime();
if (!fnum || fnum >= (unsigned int)prog->numfunctions)
{
if (PRVM_allglobaledict(self))
PRVM_ED_Print(prog, PRVM_PROG_TO_EDICT(PRVM_allglobaledict(self)), NULL);
prog->error_cmd("SVVM_ExecuteProgram: %s", errormessage);
}
f = &prog->functions[fnum];
// after executing this function, delete all tempstrings it created
restorevm_tempstringsbuf_cursize = prog->tempstringsbuf.cursize;
prog->trace = prvm_traceqc.integer;
// we know we're done when pr_depth drops to this
exitdepth = prog->depth;
// make a stack frame
st = &prog->statements[PRVM_EnterFunction(prog, f)];
// save the starting statement pointer for profiling
// (when the function exits or jumps, the (st - startst) integer value is
// added to the function's profile counter)
startst = st;
starttm = calltime;
// instead of counting instructions, we count jumps
jumpcount = 0;
// add one to the callcount of this function because otherwise engine-called functions aren't counted
prog->xfunction->callcount++;
chooseexecprogram:
cachedpr_trace = prog->trace;
if (prvm_statementprofiling.integer || prog->trace || prog->watch_global >= 0 || prog->watch_edict >= 0 || prog->break_statement >= 0)
{
#define PRVMSLOWINTERPRETER 1
if (prvm_timeprofiling.integer)
{
#define PRVMTIMEPROFILING 1
#include "prvm_execprogram.h"
#undef PRVMTIMEPROFILING
}
else
{
#include "prvm_execprogram.h"
}
#undef PRVMSLOWINTERPRETER
}
else
{
if (prvm_timeprofiling.integer)
{
#define PRVMTIMEPROFILING 1
#include "prvm_execprogram.h"
#undef PRVMTIMEPROFILING
}
else
{
#include "prvm_execprogram.h"
}
}
cleanup:
if (developer_insane.integer && prog->tempstringsbuf.cursize > restorevm_tempstringsbuf_cursize)
Con_DPrintf("SVVM_ExecuteProgram: %s used %i bytes of tempstrings\n", PRVM_GetString(prog, prog->functions[fnum].s_name), prog->tempstringsbuf.cursize - restorevm_tempstringsbuf_cursize);
// delete tempstrings created by this function
prog->tempstringsbuf.cursize = restorevm_tempstringsbuf_cursize;
tm = Sys_DirtyTime() - calltime;if (tm < 0 || tm >= 1800) tm = 0;
f->totaltime += tm;
if (prog == SVVM_prog)
SV_FlushBroadcastMessages();
}
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