Executor now executes and traces

This commit is contained in:
Wolfgang (Blub) Bumiller 2012-06-27 13:21:37 +02:00
parent aa08a2da68
commit 1ce97d1acc
3 changed files with 851 additions and 5 deletions

View file

@ -42,6 +42,7 @@ test_ir: $(OBJ_I) $(OBJ)
$(CC) -o $@ $^ $(CFLAGS) $(CC) -o $@ $^ $(CFLAGS)
qcvm: $(OBJ_X) qcvm: $(OBJ_X)
$(CC) -o $@ $^ $(CFLAGS) $(CC) -o $@ $^ $(CFLAGS)
exec.o: qcvm_execprogram.h
test: test_ast test_ir test: test_ast test_ir
# compiler target # compiler target

287
exec.c
View file

@ -51,6 +51,16 @@ bool GMQCC_WARN Tself##_##mem##_resize(Tself *s, size_t c) \
typedef float qcfloat; typedef float qcfloat;
typedef int32_t qcint; typedef int32_t qcint;
typedef union {
qcint _int;
qcint string;
qcint function;
qcint edict;
qcfloat _float;
qcfloat vector[3];
qcint ivector[3];
} qcany;
typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1]; typedef char qcfloat_size_is_correct [sizeof(qcfloat) == 4 ?1:-1];
typedef char qcint_size_is_correct [sizeof(int) == 4 ?1:-1]; typedef char qcint_size_is_correct [sizeof(int) == 4 ?1:-1];
@ -84,7 +94,23 @@ enum {
VMERR_END VMERR_END
}; };
#define JUMPS_DEFAULT 1000000
#define VMXF_DEFAULT 0x0000
#define VMXF_TRACE 0x0001
#define VMXF_PROFILE 0x0002
struct qc_program_s;
typedef int (*prog_builtin)(struct qc_program_s *prog);
typedef struct { typedef struct {
qcint stmt;
size_t localsp;
prog_function *function;
} qc_exec_stack;
typedef struct qc_program_s {
char *filename; char *filename;
MEM_VECTOR_MAKE(prog_statement, code); MEM_VECTOR_MAKE(prog_statement, code);
@ -100,8 +126,20 @@ typedef struct {
qcint vmerror; qcint vmerror;
MEM_VECTOR_MAKE(qcint, localstack); MEM_VECTOR_MAKE(size_t, profile);
MEM_VECTOR_MAKE(size_t, localsp);
MEM_VECTOR_MAKE(prog_builtin, builtins);
/* size_t ip; */
qcint entities;
size_t entityfields;
bool allowworldwrites;
MEM_VECTOR_MAKE(qcint, localstack);
MEM_VECTOR_MAKE(qc_exec_stack, stack);
size_t statement;
int argc; /* current arg count for debugging */
} qc_program; } qc_program;
MEM_VEC_FUNCTIONS(qc_program, prog_statement, code) MEM_VEC_FUNCTIONS(qc_program, prog_statement, code)
MEM_VEC_FUNCTIONS(qc_program, prog_def, defs) MEM_VEC_FUNCTIONS(qc_program, prog_def, defs)
@ -116,7 +154,10 @@ MEM_VEC_FUNCTIONS(qc_program, qcint, entitydata)
MEM_VEC_FUNCTIONS(qc_program, qcint, localstack) MEM_VEC_FUNCTIONS(qc_program, qcint, localstack)
_MEM_VEC_FUN_APPEND(qc_program, qcint, localstack) _MEM_VEC_FUN_APPEND(qc_program, qcint, localstack)
_MEM_VEC_FUN_RESIZE(qc_program, qcint, localstack) _MEM_VEC_FUN_RESIZE(qc_program, qcint, localstack)
MEM_VEC_FUNCTIONS(qc_program, size_t, localsp) MEM_VEC_FUNCTIONS(qc_program, qc_exec_stack, stack)
MEM_VEC_FUNCTIONS(qc_program, size_t, profile)
_MEM_VEC_FUN_RESIZE(qc_program, size_t, profile)
qc_program* prog_load(const char *filename) qc_program* prog_load(const char *filename)
{ {
@ -149,6 +190,8 @@ qc_program* prog_load(const char *filename)
} }
memset(prog, 0, sizeof(*prog)); memset(prog, 0, sizeof(*prog));
prog->entityfields = header.entfield;
prog->filename = util_strdup(filename); prog->filename = util_strdup(filename);
if (!prog->filename) if (!prog->filename)
goto error; goto error;
@ -178,6 +221,10 @@ qc_program* prog_load(const char *filename)
fclose(file); fclose(file);
/* profile counters */
if (!qc_program_profile_resize(prog, prog->code_count))
goto error;
/* Add tempstring area */ /* Add tempstring area */
prog->tempstring_start = prog->strings_count; prog->tempstring_start = prog->strings_count;
prog->tempstring_at = prog->strings_count; prog->tempstring_at = prog->strings_count;
@ -210,7 +257,8 @@ void prog_delete(qc_program *prog)
MEM_VECTOR_CLEAR(prog, globals); MEM_VECTOR_CLEAR(prog, globals);
MEM_VECTOR_CLEAR(prog, entitydata); MEM_VECTOR_CLEAR(prog, entitydata);
MEM_VECTOR_CLEAR(prog, localstack); MEM_VECTOR_CLEAR(prog, localstack);
MEM_VECTOR_CLEAR(prog, localsp); MEM_VECTOR_CLEAR(prog, stack);
MEM_VECTOR_CLEAR(prog, profile);
mem_d(prog); mem_d(prog);
} }
@ -221,10 +269,35 @@ void prog_delete(qc_program *prog)
char* prog_getstring(qc_program *prog, qcint str) char* prog_getstring(qc_program *prog, qcint str)
{ {
if (str < 0 || str >= prog->strings_count) if (str < 0 || str >= prog->strings_count)
return prog->strings; return "<<<invalid string>>>";
return prog->strings + str; return prog->strings + str;
} }
prog_def* prog_entfield(qc_program *prog, qcint off)
{
size_t i;
for (i = 0; i < prog->fields_count; ++i) {
if (prog->fields[i].offset == off)
return (prog->fields + i);
}
return NULL;
}
prog_def* prog_getdef(qc_program *prog, qcint off)
{
size_t i;
for (i = 0; i < prog->defs_count; ++i) {
if (prog->defs[i].offset == off)
return (prog->defs + i);
}
return NULL;
}
qcany* prog_getedict(qc_program *prog, qcint e)
{
return (qcany*)(prog->entitydata + (prog->entityfields + e));
}
qcint prog_tempstring(qc_program *prog, const char *_str) qcint prog_tempstring(qc_program *prog, const char *_str)
{ {
/* we don't access it, but the macro-generated functions don't use /* we don't access it, but the macro-generated functions don't use
@ -256,6 +329,209 @@ qcint prog_tempstring(qc_program *prog, const char *_str)
return at; return at;
} }
static void trace_print_global(qc_program *prog, unsigned int glob, int vtype)
{
static char spaces[16+1] = " ";
prog_def *def;
qcany *value;
int len;
if (!glob)
return;
def = prog_getdef(prog, glob);
value = (qcany*)(&prog->globals[glob]);
if (def) {
len = printf("[%s] ", prog_getstring(prog, def->name));
vtype = def->type;
}
else
len = printf("[#%u] ", glob);
switch (vtype) {
case TYPE_VOID:
case TYPE_ENTITY:
case TYPE_FIELD:
case TYPE_FUNCTION:
case TYPE_POINTER:
len += printf("%i,", value->_int);
break;
case TYPE_VECTOR:
len += printf("'%g %g %g',", value->vector[0],
value->vector[1],
value->vector[2]);
break;
case TYPE_STRING:
len += printf("\"%s\",", prog_getstring(prog, value->string));
break;
case TYPE_FLOAT:
default:
len += printf("%g,", value->_float);
break;
}
if (len < 16) {
spaces[16-len] = 0;
printf(spaces);
spaces[16-len] = ' ';
}
}
static void prog_print_statement(qc_program *prog, prog_statement *st)
{
if (st->opcode >= (sizeof(asm_instr)/sizeof(asm_instr[0]))) {
printf("<illegal instruction %d>\n", st->opcode);
return;
}
printf("%-12s", asm_instr[st->opcode].m);
if (st->opcode >= INSTR_IF &&
st->opcode <= INSTR_IFNOT)
{
trace_print_global(prog, st->o1.u1, TYPE_FLOAT);
printf("%d\n", st->o2.s1);
}
else if (st->opcode >= INSTR_CALL0 &&
st->opcode <= INSTR_CALL8)
{
printf("\n");
}
else if (st->opcode == INSTR_GOTO)
{
printf("%i\n", st->o1.s1);
}
else
{
int t[3] = { TYPE_FLOAT, TYPE_FLOAT, TYPE_FLOAT };
switch (st->opcode)
{
case INSTR_MUL_FV:
t[1] = t[2] = TYPE_VECTOR;
break;
case INSTR_MUL_VF:
t[0] = t[2] = TYPE_VECTOR;
break;
case INSTR_MUL_V:
t[0] = t[1] = TYPE_VECTOR;
break;
case INSTR_ADD_V:
case INSTR_SUB_V:
case INSTR_EQ_V:
case INSTR_NE_V:
t[0] = t[1] = t[2] = TYPE_VECTOR;
break;
case INSTR_EQ_S:
case INSTR_NE_S:
t[0] = t[1] = TYPE_STRING;
break;
case INSTR_STORE_V:
t[0] = t[1] = TYPE_VECTOR; t[2] = -1;
break;
case INSTR_STORE_S:
t[0] = t[1] = TYPE_STRING; t[2] = -1;
break;
}
if (t[0] >= 0) trace_print_global(prog, st->o1.u1, t[0]);
if (t[1] >= 0) trace_print_global(prog, st->o2.u1, t[1]);
if (t[2] >= 0) trace_print_global(prog, st->o3.u1, t[2]);
printf("\n");
}
}
qcint prog_enterfunction(qc_program *prog, prog_function *func)
{
qc_exec_stack st;
prog_function *cur = NULL;
if (prog->stack_count)
cur = prog->stack[prog->stack_count-1].function;
/* back up locals */
st.localsp = prog->localstack_count;
st.stmt = prog->statement;
st.function = func;
if (cur)
{
qcint *globals = prog->globals + cur->firstlocal;
if (!qc_program_localstack_append(prog, globals, cur->locals))
{
printf("out of memory\n");
exit(1);
}
}
if (!qc_program_stack_add(prog, st)) {
printf("out of memory\n");
exit(1);
}
return func->entry;
}
qcint prog_leavefunction(qc_program *prog)
{
qc_exec_stack st = prog->stack[prog->stack_count-1];
if (!qc_program_stack_remove(prog, prog->stack_count-1)) {
printf("out of memory\n");
exit(1);
}
if (st.localsp != prog->localstack_count) {
if (!qc_program_localstack_resize(prog, st.localsp)) {
printf("out of memory\n");
exit(1);
}
}
return st.stmt;
}
bool prog_exec(qc_program *prog, prog_function *func, size_t flags, long maxjumps)
{
long jumpcount = 0;
prog_statement *st;
st = prog->code + prog_enterfunction(prog, func);
--st;
switch (flags)
{
default:
case 0:
{
#define QCVM_PROFILE 0
#define QCVM_TRACE 0
# include "qcvm_execprogram.h"
break;
}
case (VMXF_TRACE):
{
#define QCVM_PROFILE 0
#define QCVM_TRACE 1
# include "qcvm_execprogram.h"
break;
}
case (VMXF_PROFILE):
{
#define QCVM_PROFILE 1
#define QCVM_TRACE 0
# include "qcvm_execprogram.h"
break;
}
case (VMXF_TRACE|VMXF_PROFILE):
{
#define QCVM_PROFILE 1
#define QCVM_TRACE 1
# include "qcvm_execprogram.h"
break;
}
};
cleanup:
prog->localstack_count = 0;
prog->stack_count = 0;
return true;
}
/*********************************************************************** /***********************************************************************
* main for when building the standalone executor * main for when building the standalone executor
*/ */
@ -286,6 +562,7 @@ int main(int argc, char **argv)
} }
if (fnmain > 0) if (fnmain > 0)
{ {
prog_exec(prog, &prog->functions[fnmain], VMXF_TRACE, JUMPS_DEFAULT);
} }
else else
printf("No main function found\n"); printf("No main function found\n");

568
qcvm_execprogram.h Normal file
View file

@ -0,0 +1,568 @@
#if 0
/* Expected variables */
qc_program *prog;
#endif
#if !defined(QCVM_PROFILE)
# define QCVM_PROFILE 0
#endif
#if !defined(QCVM_TRACE)
# define QCVM_TRACE 0
#endif
#if !defined(FLOAT_IS_TRUE_FOR_INT)
# define FLOAT_IS_TRUE_FOR_INT(x) ( (x) & 0x7FFFFFFF )
#endif
#if !defined(PRVM_ERROR)
# define PRVM_ERROR printf
#endif
#if !defined(PRVM_NAME)
# define PRVM_NAME (prog->filename)
#endif
#if !defined(PROG_GETSTRING)
# define PROG_GETSTRING(x) prog_getstring(prog, (x))
#endif
#if !defined(PROG_ENTFIELD)
# define PROG_ENTFIELD(x) prog_entfield(prog, (x))
#endif
#if !defined(PROG_GETEDICT)
# define PROG_GETEDICT(x) prog_getedict(prog, (x))
#endif
#if !defined(PROG_ENTERFUNCTION)
# define PROG_ENTERFUNCTION(x) prog_enterfunction(prog, (x))
#endif
#if !defined(PROG_LEAVEFUNCTION)
# define PROG_LEAVEFUNCTION() prog_leavefunction(prog)
#endif
#define OPA ( (qcany*) (prog->globals + st->o1.u1) )
#define OPB ( (qcany*) (prog->globals + st->o2.u1) )
#define OPC ( (qcany*) (prog->globals + st->o3.u1) )
#define GLOBAL(x) ( (qcany*) (prog->globals + (x)) )
while (1)
{
prog_function *newf;
qcany *ed;
qcany *ptr;
++st;
/*
prog->ip++;
st = prog->code + prog->ip;
*/
#if QCVM_PROFILE
prog->profile[st - prog->code]++;
#endif
#if QCVM_TRACE
prog_print_statement(prog, st);
#endif
switch (st->opcode)
{
case INSTR_ADD_F:
OPC->_float = OPA->_float + OPB->_float;
break;
case INSTR_ADD_V:
OPC->vector[0] = OPA->vector[0] + OPB->vector[0];
OPC->vector[1] = OPA->vector[1] + OPB->vector[1];
OPC->vector[2] = OPA->vector[2] + OPB->vector[2];
break;
case INSTR_SUB_F:
OPC->_float = OPA->_float - OPB->_float;
break;
case INSTR_SUB_V:
OPC->vector[0] = OPA->vector[0] - OPB->vector[0];
OPC->vector[1] = OPA->vector[1] - OPB->vector[1];
OPC->vector[2] = OPA->vector[2] - OPB->vector[2];
break;
case INSTR_MUL_F:
OPC->_float = OPA->_float * OPB->_float;
break;
case INSTR_MUL_V:
OPC->_float = OPA->vector[0]*OPB->vector[0] + OPA->vector[1]*OPB->vector[1] + OPA->vector[2]*OPB->vector[2];
break;
case INSTR_MUL_FV:
OPC->vector[0] = OPA->_float * OPB->vector[0];
OPC->vector[1] = OPA->_float * OPB->vector[1];
OPC->vector[2] = OPA->_float * OPB->vector[2];
break;
case INSTR_MUL_VF:
OPC->vector[0] = OPB->_float * OPA->vector[0];
OPC->vector[1] = OPB->_float * OPA->vector[1];
OPC->vector[2] = OPB->_float * OPA->vector[2];
break;
case INSTR_DIV_F:
if( OPB->_float != 0.0f )
{
OPC->_float = OPA->_float / OPB->_float;
}
else
{
OPC->_float = 0.0f;
}
break;
case INSTR_BITAND:
OPC->_float = (int)OPA->_float & (int)OPB->_float;
break;
case INSTR_BITOR:
OPC->_float = (int)OPA->_float | (int)OPB->_float;
break;
case INSTR_GE:
OPC->_float = OPA->_float >= OPB->_float;
break;
case INSTR_LE:
OPC->_float = OPA->_float <= OPB->_float;
break;
case INSTR_GT:
OPC->_float = OPA->_float > OPB->_float;
break;
case INSTR_LT:
OPC->_float = OPA->_float < OPB->_float;
break;
case INSTR_AND:
/* TODO change this back to float, and add AND_I to be used by fteqcc for anything not a float */
OPC->_float = FLOAT_IS_TRUE_FOR_INT(OPA->_int) && FLOAT_IS_TRUE_FOR_INT(OPB->_int);
break;
case INSTR_OR:
/* TODO change this back to float, and add AND_I to be used by fteqcc for anything not a float */
OPC->_float = FLOAT_IS_TRUE_FOR_INT(OPA->_int) || FLOAT_IS_TRUE_FOR_INT(OPB->_int);
break;
case INSTR_NOT_F:
OPC->_float = !FLOAT_IS_TRUE_FOR_INT(OPA->_int);
break;
case INSTR_NOT_V:
OPC->_float = !OPA->vector[0] && !OPA->vector[1] && !OPA->vector[2];
break;
case INSTR_NOT_S:
OPC->_float = !OPA->string || !*PROG_GETSTRING(OPA->string);
break;
case INSTR_NOT_FNC:
OPC->_float = !OPA->function;
break;
case INSTR_NOT_ENT:
OPC->_float = (OPA->edict == 0);
break;
case INSTR_EQ_F:
OPC->_float = OPA->_float == OPB->_float;
break;
case INSTR_EQ_V:
OPC->_float = (OPA->vector[0] == OPB->vector[0]) &&
(OPA->vector[1] == OPB->vector[1]) &&
(OPA->vector[2] == OPB->vector[2]);
break;
case INSTR_EQ_S:
OPC->_float = !strcmp(PROG_GETSTRING(OPA->string),PROG_GETSTRING(OPB->string));
break;
case INSTR_EQ_E:
OPC->_float = OPA->_int == OPB->_int;
break;
case INSTR_EQ_FNC:
OPC->_float = OPA->function == OPB->function;
break;
case INSTR_NE_F:
OPC->_float = OPA->_float != OPB->_float;
break;
case INSTR_NE_V:
OPC->_float = (OPA->vector[0] != OPB->vector[0]) || (OPA->vector[1] != OPB->vector[1]) || (OPA->vector[2] != OPB->vector[2]);
break;
case INSTR_NE_S:
OPC->_float = strcmp(PROG_GETSTRING(OPA->string),PROG_GETSTRING(OPB->string));
break;
case INSTR_NE_E:
OPC->_float = OPA->_int != OPB->_int;
break;
case INSTR_NE_FNC:
OPC->_float = OPA->function != OPB->function;
break;
/*==================*/
case INSTR_STORE_F:
case INSTR_STORE_ENT:
case INSTR_STORE_FLD:
case INSTR_STORE_S:
case INSTR_STORE_FNC:
OPB->_int = OPA->_int;
break;
case INSTR_STORE_V:
OPB->ivector[0] = OPA->ivector[0];
OPB->ivector[1] = OPA->ivector[1];
OPB->ivector[2] = OPA->ivector[2];
break;
case INSTR_STOREP_F:
case INSTR_STOREP_ENT:
case INSTR_STOREP_FLD:
case INSTR_STOREP_S:
case INSTR_STOREP_FNC:
if (OPB->_int < 0 || OPB->_int >= prog->entitydata_count)
{
PRVM_ERROR("%s attempted to write to an out of bounds edict (%i)", PRVM_NAME, OPB->_int);
goto cleanup;
}
if (OPB->_int < prog->entityfields && !prog->allowworldwrites)
PRVM_ERROR("ERROR: assignment to world.%s (field %i) in %s\n", PROG_GETSTRING(PROG_ENTFIELD(OPB->_int)->name), OPB->_int, PRVM_NAME);
ptr = (qcany*)(prog->entitydata + OPB->_int);
ptr->_int = OPA->_int;
break;
case INSTR_STOREP_V:
if (OPB->_int < 0 || OPB->_int + 3 >= prog->entitydata_count)
{
PRVM_ERROR("%s attempted to write to an out of bounds edict (%i)", PRVM_NAME, OPB->_int);
goto cleanup;
}
if (OPB->_int < prog->entityfields && !prog->allowworldwrites)
PRVM_ERROR("ERROR: assignment to world.%s (field %i) in %s\n", PROG_GETSTRING(PROG_ENTFIELD(OPB->_int)->name), OPB->_int, PRVM_NAME);
ptr = (qcany*)(prog->entitydata + OPB->_int);
ptr->ivector[0] = OPA->ivector[0];
ptr->ivector[1] = OPA->ivector[1];
ptr->ivector[2] = OPA->ivector[2];
break;
case INSTR_ADDRESS:
if (OPA->edict < 0 || OPA->edict >= prog->entities)
{
PRVM_ERROR ("%s Progs attempted to address an out of bounds edict number", PRVM_NAME);
goto cleanup;
}
if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->entityfields))
{
PRVM_ERROR("%s attempted to address an invalid field (%i) in an edict", PRVM_NAME, OPB->_int);
goto cleanup;
}
ed = PROG_GETEDICT(OPA->edict);
OPC->_int = ((qcint*)ed) - prog->entitydata;
OPC->_int += OPB->_int;
break;
case INSTR_LOAD_F:
case INSTR_LOAD_FLD:
case INSTR_LOAD_ENT:
case INSTR_LOAD_S:
case INSTR_LOAD_FNC:
if (OPA->edict < 0 || OPA->edict >= prog->entities)
{
PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
goto cleanup;
}
if ((unsigned int)(OPB->_int) >= (unsigned int)(prog->entityfields))
{
PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
goto cleanup;
}
ed = PROG_GETEDICT(OPA->edict);
OPC->_int = ((qcany*)( ((qcint*)ed) + OPB->_int ))->_int;
break;
case INSTR_LOAD_V:
if (OPA->edict < 0 || OPA->edict >= prog->entities)
{
PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
goto cleanup;
}
if (OPB->_int < 0 || OPB->_int + 3 >= prog->entityfields)
{
PRVM_ERROR("%s attempted to read an invalid field in an edict (%i)", PRVM_NAME, OPB->_int);
goto cleanup;
}
ed = PROG_GETEDICT(OPA->edict);
OPC->ivector[0] = ((qcany*)( ((qcint*)ed) + OPB->_int ))->ivector[0];
OPC->ivector[1] = ((qcany*)( ((qcint*)ed) + OPB->_int ))->ivector[1];
OPC->ivector[2] = ((qcany*)( ((qcint*)ed) + OPB->_int ))->ivector[2];
break;
/*==================*/
case INSTR_IFNOT:
if(!FLOAT_IS_TRUE_FOR_INT(OPA->_int))
/* TODO add an "int-if", and change this one to OPA->_float
although mostly unneeded, thanks to the only float being false being 0x0 and 0x80000000 (negative zero)
and entity, string, field values can never have that value
*/
{
st += st->o2.s1 - 1; /* offset the s++ */
if (++jumpcount >= maxjumps)
{
PRVM_ERROR("%s runaway loop counter hit limit of %li jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
}
}
break;
case INSTR_IF:
if(FLOAT_IS_TRUE_FOR_INT(OPA->_int))
{
st += st->o2.s1 - 1; /* offset the s++ */
/* no bounds check needed, it is done when loading progs */
if (++jumpcount >= maxjumps)
{
PRVM_ERROR("%s runaway loop counter hit limit of %li jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
}
}
break;
case INSTR_GOTO:
st += st->o1.s1 - 1; /* offset the s++ */
/* no bounds check needed, it is done when loading progs */
if (++jumpcount == 10000000)
{
PRVM_ERROR("%s runaway loop counter hit limit of %li jumps\ntip: read above for list of most-executed functions", PRVM_NAME, jumpcount);
}
break;
case INSTR_CALL0:
case INSTR_CALL1:
case INSTR_CALL2:
case INSTR_CALL3:
case INSTR_CALL4:
case INSTR_CALL5:
case INSTR_CALL6:
case INSTR_CALL7:
case INSTR_CALL8:
prog->argc = st->opcode - INSTR_CALL0;
if (!OPA->function)
PRVM_ERROR("NULL function in %s", PRVM_NAME);
if(!OPA->function || OPA->function >= (unsigned int)prog->functions_count)
{
PRVM_ERROR("%s CALL outside the program", PRVM_NAME);
goto cleanup;
}
newf = &prog->functions[OPA->function];
newf->profile++;
prog->statement = (st - prog->code) + 1;
if (newf->entry < 0)
{
/* negative statements are built in functions */
int builtinnumber = -newf->entry;
if (builtinnumber < prog->builtins_count && prog->builtins[builtinnumber])
{
prog->builtins[builtinnumber](prog);
}
else
PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
}
else
st = prog->code + PROG_ENTERFUNCTION(newf);
break;
case INSTR_DONE:
case INSTR_RETURN:
/* add instruction count to function profile count */
GLOBAL(OFS_RETURN)->ivector[0] = OPA->ivector[0];
GLOBAL(OFS_RETURN)->ivector[1] = OPA->ivector[1];
GLOBAL(OFS_RETURN)->ivector[2] = OPA->ivector[2];
st = prog->code + PROG_LEAVEFUNCTION();
if (!prog->stack_count)
goto cleanup;
break;
case INSTR_STATE:
break;
/* LordHavoc: to be enabled when Progs version 7 (or whatever it will be numbered) is finalized */
/*
case INSTR_ADD_I:
OPC->_int = OPA->_int + OPB->_int;
break;
case INSTR_ADD_IF:
OPC->_int = OPA->_int + (int) OPB->_float;
break;
case INSTR_ADD_FI:
OPC->_float = OPA->_float + (float) OPB->_int;
break;
case INSTR_SUB_I:
OPC->_int = OPA->_int - OPB->_int;
break;
case INSTR_SUB_IF:
OPC->_int = OPA->_int - (int) OPB->_float;
break;
case INSTR_SUB_FI:
OPC->_float = OPA->_float - (float) OPB->_int;
break;
case INSTR_MUL_I:
OPC->_int = OPA->_int * OPB->_int;
break;
case INSTR_MUL_IF:
OPC->_int = OPA->_int * (int) OPB->_float;
break;
case INSTR_MUL_FI:
OPC->_float = OPA->_float * (float) OPB->_int;
break;
case INSTR_MUL_VI:
OPC->vector[0] = (float) OPB->_int * OPA->vector[0];
OPC->vector[1] = (float) OPB->_int * OPA->vector[1];
OPC->vector[2] = (float) OPB->_int * OPA->vector[2];
break;
case INSTR_DIV_VF:
{
float temp = 1.0f / OPB->_float;
OPC->vector[0] = temp * OPA->vector[0];
OPC->vector[1] = temp * OPA->vector[1];
OPC->vector[2] = temp * OPA->vector[2];
}
break;
case INSTR_DIV_I:
OPC->_int = OPA->_int / OPB->_int;
break;
case INSTR_DIV_IF:
OPC->_int = OPA->_int / (int) OPB->_float;
break;
case INSTR_DIV_FI:
OPC->_float = OPA->_float / (float) OPB->_int;
break;
case INSTR_CONV_IF:
OPC->_float = OPA->_int;
break;
case INSTR_CONV_FI:
OPC->_int = OPA->_float;
break;
case INSTR_BITAND_I:
OPC->_int = OPA->_int & OPB->_int;
break;
case INSTR_BITOR_I:
OPC->_int = OPA->_int | OPB->_int;
break;
case INSTR_BITAND_IF:
OPC->_int = OPA->_int & (int)OPB->_float;
break;
case INSTR_BITOR_IF:
OPC->_int = OPA->_int | (int)OPB->_float;
break;
case INSTR_BITAND_FI:
OPC->_float = (int)OPA->_float & OPB->_int;
break;
case INSTR_BITOR_FI:
OPC->_float = (int)OPA->_float | OPB->_int;
break;
case INSTR_GE_I:
OPC->_float = OPA->_int >= OPB->_int;
break;
case INSTR_LE_I:
OPC->_float = OPA->_int <= OPB->_int;
break;
case INSTR_GT_I:
OPC->_float = OPA->_int > OPB->_int;
break;
case INSTR_LT_I:
OPC->_float = OPA->_int < OPB->_int;
break;
case INSTR_AND_I:
OPC->_float = OPA->_int && OPB->_int;
break;
case INSTR_OR_I:
OPC->_float = OPA->_int || OPB->_int;
break;
case INSTR_GE_IF:
OPC->_float = (float)OPA->_int >= OPB->_float;
break;
case INSTR_LE_IF:
OPC->_float = (float)OPA->_int <= OPB->_float;
break;
case INSTR_GT_IF:
OPC->_float = (float)OPA->_int > OPB->_float;
break;
case INSTR_LT_IF:
OPC->_float = (float)OPA->_int < OPB->_float;
break;
case INSTR_AND_IF:
OPC->_float = (float)OPA->_int && OPB->_float;
break;
case INSTR_OR_IF:
OPC->_float = (float)OPA->_int || OPB->_float;
break;
case INSTR_GE_FI:
OPC->_float = OPA->_float >= (float)OPB->_int;
break;
case INSTR_LE_FI:
OPC->_float = OPA->_float <= (float)OPB->_int;
break;
case INSTR_GT_FI:
OPC->_float = OPA->_float > (float)OPB->_int;
break;
case INSTR_LT_FI:
OPC->_float = OPA->_float < (float)OPB->_int;
break;
case INSTR_AND_FI:
OPC->_float = OPA->_float && (float)OPB->_int;
break;
case INSTR_OR_FI:
OPC->_float = OPA->_float || (float)OPB->_int;
break;
case INSTR_NOT_I:
OPC->_float = !OPA->_int;
break;
case INSTR_EQ_I:
OPC->_float = OPA->_int == OPB->_int;
break;
case INSTR_EQ_IF:
OPC->_float = (float)OPA->_int == OPB->_float;
break;
case INSTR_EQ_FI:
OPC->_float = OPA->_float == (float)OPB->_int;
break;
case INSTR_NE_I:
OPC->_float = OPA->_int != OPB->_int;
break;
case INSTR_NE_IF:
OPC->_float = (float)OPA->_int != OPB->_float;
break;
case INSTR_NE_FI:
OPC->_float = OPA->_float != (float)OPB->_int;
break;
case INSTR_STORE_I:
OPB->_int = OPA->_int;
break;
case INSTR_STOREP_I:
#if PRBOUNDSCHECK
if (OPB->_int < 0 || OPB->_int + 4 > pr_edictareasize)
{
PRVM_ERROR ("%s Progs attempted to write to an out of bounds edict", PRVM_NAME);
goto cleanup;
}
#endif
ptr = (prvm_eval_t *)(prog->edictsfields + OPB->_int);
ptr->_int = OPA->_int;
break;
case INSTR_LOAD_I:
#if PRBOUNDSCHECK
if (OPA->edict < 0 || OPA->edict >= prog->max_edicts)
{
PRVM_ERROR ("%s Progs attempted to read an out of bounds edict number", PRVM_NAME);
goto cleanup;
}
if (OPB->_int < 0 || OPB->_int >= progs->entityfields)
{
PRVM_ERROR ("%s Progs attempted to read an invalid field in an edict", PRVM_NAME);
goto cleanup;
}
#endif
ed = PRVM_PROG_TO_EDICT(OPA->edict);
OPC->_int = ((prvm_eval_t *)((int *)ed->v + OPB->_int))->_int;
break;
}
*/
default:
PRVM_ERROR("Illegal instruction in %s\n", PRVM_NAME);
goto cleanup;
}
}
#undef QCVM_PROFILE
#undef QCVM_TRACE