static function_t *ParseImmediateStatements (type_t *type)
{
int i;
function_t *f;
def_t *defs[MAX_PARMS];
def_t *scopeDef;
def_t *searchDef;
f = (function_t *) malloc(sizeof(function_t));
// Check for builtin function definition
if (TK_CHECK(TK_COLON))
{
if (pr_token_type != tt_immediate
|| pr_immediate_type != &type_float
|| pr_immediate._float != (int)pr_immediate._float)
{
PR_ParseError("bad builtin immediate");
}
f->builtin = (int)pr_immediate._float;
LX_Fetch();
return f;
}
f->builtin = 0;
// Define the parms
for (i = 0; i < type->num_parms; i++)
{
defs[i] = PR_GetDef(type->parm_types[i], pr_parm_names[i], pr_scope, true);
f->parm_ofs[i] = defs[i]->ofs;
if (i > 0 && f->parm_ofs[i] < f->parm_ofs[i-1])
{
PR_ParseError("bad parm order");
}
}
f->code = numstatements;
// Check for a state opcode
if (TK_CHECK(TK_LBRACKET))
{
ParseState();
}
// Check for regular statements
st_ReturnType = type->aux_type;
st_ReturnParsed = false;
if (TK_CHECK(TK_LBRACE))
{
scopeDef = pr_scope;
searchDef = pr.def_tail;
while (pr_tokenclass != TK_RBRACE)
{
ST_ParseStatement();
}
while ((searchDef = searchDef->next) != NULL)
{
if (searchDef->scope == scopeDef
&& searchDef->referenceCount == 0
&& searchDef->parentVector == NULL)
{
PR_ParseWarning("unreferenced local variable '%s'", searchDef->name);
}
}
if (type->aux_type->type != ev_void && st_ReturnParsed == false)
{
PR_ParseError("missing return");
}
LX_Fetch();
}
else if (type->aux_type->type != ev_void && st_ReturnParsed == false)
{
PR_ParseError("missing return");
}
// Emit an end of statements opcode
CO_GenCode(pr_opcodes, 0, 0);
return f;
}
void WriteData (int crc)
{
def_t *def;
ddef_t *dd;
dprograms_t progs;
char tname[1024];
int h;
unsigned int i;
int size;
for (def = pr.def_head.next ; def ; def = def->next)
{
if ((def->type->type == ev_field) && def->constant)
{
dd = &fields[numfielddefs];
numfielddefs++;
dd->type = def->type->aux_type->type == ev_int ? ev_float : def->type->aux_type->type;
if (def->save == 0)
{
strcpy(tname, def->name);
strcat(tname, "__");
dd->s_name = CopyString(tname, 0);
}
else
dd->s_name = CopyString (def->name, 0);
dd->ofs = G_INT(def->ofs);
}
else if (pr_optimize_constant_names && def->constant && (def->type->type != ev_function))
{
num_constant_names += strlen(def->name) + 1;
num_constant_names += sizeof(ddef_t);
continue;
}
else if (pr_optimize_unreferenced && pr_global_refs[def->ofs] <= 0)
{
if (!(def->type->type != ev_function))
{
num_unreferenced += 1;
continue;
}
}
else if (pr_optimize_unreferenced && def->type->type == ev_vector)
{
if (pr_global_refs[def->ofs] + pr_global_refs[def->ofs + 1] + pr_global_refs[def->ofs +1] == 3)
{
num_unreferenced += 3;
def = def->next; // def_x
def = def->next; // def_y
def = def->next; // def_z
continue;
}
}
dd = &globals[numglobaldefs];
dd->type = def->type->type == ev_int ? ev_float : def->type->type;
if (def->save && ( dd->type != ev_field || def->constant != 1))
dd->type |= DEF_SAVEGLOBAL;
if (def->name)
{
if (pr_optimize_locals && (def->scope || !(STRCMP(def->name, "IMMEDIATE"))))
{
num_locals_saved += strlen(def->name);
dd->s_name = 0;
}
else
dd->s_name = CopyString (def->name, 0);
}
dd->ofs = def->ofs;
numglobaldefs++;
}
strofs = (strofs+3)&~3;
if (strofs > INT_MAX)
PR_ParseWarning(122, "strofs exceeds INT_MAX by %i", strofs - INT_MAX);
if (numstatements > INT_MAX)
PR_ParseWarning(123, "numstatements exceeds INT_MAX by %i", numstatements - INT_MAX);
if (numfunctions > SHRT_MAX)
PR_ParseWarning(124, "numfunctions exceeds SHRT_MAX by %i", numfunctions - SHRT_MAX);
if (numglobaldefs > SHRT_MAX)
PR_ParseWarning(125, "numglobaldefs exceeds SHRT_MAX by %i", numglobaldefs - SHRT_MAX);
if (numfielddefs > SHRT_MAX)
PR_ParseWarning(126, "numfielddefs exceeds SHRT_MAX by %i", numfielddefs - SHRT_MAX);
if (numpr_globals > SHRT_MAX)
PR_ParseWarning(127, "numpr_globals exceeds SHRT_MAX by %i", numpr_globals - SHRT_MAX);
if (crc != NQ_PROGHEADER_CRC && crc != QW_PROGHEADER_CRC)
PR_ParseWarning(208, "System defs do match internal crcs.");
if (summary)
{
summary_print("----------- Summary -----------\n");
i = I_FloatTime() - StartTime;
summary_print (" %02i:%02i elapsed time\n", (i / 60) % 59, i % 59);
summary_print ("%6i strofs (MAX: %6i)\n", strofs, MAX_STRINGS );
summary_print ("%6i numstatements (MAX: %6i)\n", numstatements, MAX_STATEMENTS);
summary_print ("%6i numfunctions (MAX: %6i)\n", numfunctions, SHRT_MAX);
summary_print ("%6i numglobaldefs (MAX: %6i)\n", numglobaldefs, SHRT_MAX);
summary_print ("%6i numfielddefs (MAX: %6i)\n", numfielddefs, SHRT_MAX);
summary_print ("%6i numpr_globals (MAX: %6i)\n", numpr_globals, SHRT_MAX);
}
h = SafeOpenWrite (destfile);
SafeWrite (h, &progs, sizeof(progs));
progs.ofs_strings = lseek (h, 0, SEEK_CUR);
progs.numstrings = strofs;
SafeWrite (h, strings, strofs);
progs.ofs_statements = lseek (h, 0, SEEK_CUR);
progs.numstatements = numstatements;
for (i=0 ; i<numstatements ; i++)
{
statements[i].op = LittleShort(statements[i].op);
statements[i].a = LittleShort(statements[i].a);
statements[i].b = LittleShort(statements[i].b);
statements[i].c = LittleShort(statements[i].c);
}
SafeWrite (h, statements, numstatements*sizeof(dstatement_t));
progs.ofs_functions = lseek (h, 0, SEEK_CUR);
progs.numfunctions = numfunctions;
for (i=0 ; i<numfunctions ; i++)
{
functions[i].first_statement = LittleLong (functions[i].first_statement);
functions[i].parm_start = LittleLong (functions[i].parm_start);
functions[i].s_name = LittleLong (functions[i].s_name < 0 || functions[i].s_name > strofs ? 0 : functions[i].s_name);
functions[i].s_file = LittleLong (functions[i].s_file < 0 || functions[i].s_file > strofs ? 0 : functions[i].s_file);
functions[i].numparms = LittleLong (functions[i].numparms > MAX_PARMS ? MAX_PARMS : functions[i].numparms);
functions[i].locals = LittleLong (functions[i].locals);
}
SafeWrite (h, functions, numfunctions*sizeof(dfunction_t));
progs.ofs_globaldefs = lseek (h, 0, SEEK_CUR);
progs.numglobaldefs = numglobaldefs;
for (i=0 ; i<numglobaldefs ; i++)
{
globals[i].type = LittleShort (globals[i].type);
globals[i].ofs = LittleShort (globals[i].ofs);
globals[i].s_name = LittleLong (globals[i].s_name);
}
SafeWrite (h, globals, numglobaldefs*sizeof(ddef_t));
progs.ofs_fielddefs = lseek (h, 0, SEEK_CUR);
progs.numfielddefs = numfielddefs;
for (i=0 ; i<numfielddefs ; i++)
{
fields[i].type = LittleShort (fields[i].type);
fields[i].ofs = LittleShort (fields[i].ofs);
fields[i].s_name = LittleLong (fields[i].s_name < 0 || fields[i].s_name > strofs ? 0: fields[i].s_name);
}
SafeWrite (h, fields, numfielddefs*sizeof(ddef_t));
progs.ofs_globals = lseek (h, 0, SEEK_CUR);
progs.numglobals = numpr_globals;
for (i=0 ; i<numpr_globals ; i++)
((int *)pr_globals)[i] = LittleLong (((int *)pr_globals)[i]);
SafeWrite (h, pr_globals, numpr_globals*4);
i = (int)lseek(h, 0, SEEK_CUR);
if (summary)
summary_print ("%6i TOTAL SIZE\n", i);
size = (i+16)&(~15);
progs.entityfields = pr.size_fields;
progs.version = PROG_VERSION;
progs.crc = crc;
if (summary)
{
summary_print("%6i Progheader CRC ", crc);
if (crc == NQ_PROGHEADER_CRC)
summary_print("( Quake )\n");
else if (crc == QW_PROGHEADER_CRC)
summary_print("(Quake World)\n");
else
summary_print("( UNKNOWN )\n");
}
// byte swap the header and write it out
for (i=0 ; i<sizeof(progs)/4 ; i++)
((int *)&progs)[i] = LittleLong ( ((int *)&progs)[i] );
lseek (h, 0, SEEK_SET);
SafeWrite (h, &progs, sizeof(progs));
// look for progs
if ((def = PR_GetDef(&type_entity, "progs", NULL, false, 0, 0)))
{
lseek(h, progs.ofs_globals + 4 * def->ofs, SEEK_SET);
i = - (size + 112);
SafeWrite (h, &i, 4);
}
for (def = pr.def_head.next ; def ; def = def->next)
{
if (def->type->arraysize)
{
lseek(h, progs.ofs_globals + 4 * def->ofs, SEEK_SET);
i = (-(size + 112)) + progs.ofs_globals + 4 * (def->arraystart);
//printf("filled in %s with %i\n", def->name, def->arraystart);
SafeWrite (h, &i, 4);
}
}
if (summary)
{
summary_print ("%6i precache_sounds(MAX: %6i)\n", numsounds, MAX_SOUNDS);
summary_print ("%6i precache_models(MAX: %6i)\n", nummodels, MAX_MODELS);
}
close (h);
if (summary)
{
if (pr_optimize_eliminate_temps || pr_optimize_shorten_ifs || pr_optimize_nonvec_parms
|| pr_optimize_constant_names || pr_optimize_defs || pr_optimize_hash_strings ||
pr_optimize_locals || pr_optimize_function_names || pr_optimize_filenames ||
pr_optimize_unreferenced || pr_optimize_logicops || pr_optimize_recycle
|| pr_optimize_constant_arithmetic)
{
summary_print("----------- Optimization Summary -----------\n");
if (pr_optimize_eliminate_temps)
summary_print("%d stores shortened\n", num_stores_shortened);
if (pr_optimize_shorten_ifs)
summary_print("%d ifs shortened\n", num_ifs_shortened);
if (pr_optimize_nonvec_parms)
summary_print("%d non-vector parms\n", num_nonvec_parms);
if (pr_optimize_constant_names)
summary_print("%d bytes of constant defs/names eliminated\n", num_constant_names);
if (pr_optimize_defs)
summary_print("%d duplicate defs eliminated\n", num_defs);
if (pr_optimize_hash_strings)
summary_print("%d bytes of duplicate strings eliminated\n", num_strings);
if (pr_optimize_locals)
summary_print("%d bytes of immediate and local names eliminated\n", num_locals_saved);
if (pr_optimize_function_names)
summary_print("%d bytes of function names eliminated\n", num_funcs_saved);
if (pr_optimize_filenames)
summary_print("%d bytes of filenames eliminated\n", num_files_saved);
if (pr_optimize_unreferenced)
summary_print("%d unreferenced global defs eliminated\n", num_unreferenced);
if (pr_optimize_logicops)
summary_print("%d logic jumps added\n", num_logic_jumps);
if (pr_optimize_recycle)
summary_print("%d temporary globals recycled\n", num_recycled);
if (pr_optimize_constant_arithmetic)
summary_print("%d constant arithmetic statements eliminated\n", num_constant_ops_saved);
}
}
}
