AINSTR_END, /* array */
};
+uint16_t type_not_instr[TYPE_COUNT] = {
+ INSTR_NOT_F, /* should use I when having integer support */
+ INSTR_NOT_S,
+ INSTR_NOT_F,
+ INSTR_NOT_V,
+ INSTR_NOT_ENT,
+ INSTR_NOT_ENT,
+ INSTR_NOT_FNC,
+ INSTR_NOT_ENT, /* should use I */
+#if 0
+ INSTR_NOT_I, /* integer type */
+#else
+ INSTR_NOT_F,
+#endif
+
+ INSTR_NOT_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
+};
+
static void irerror(lex_ctx ctx, const char *msg, ...)
{
va_list ap;
self->functions = NULL;
self->globals = NULL;
self->fields = NULL;
+ self->extparams = NULL;
self->filenames = NULL;
self->filestrings = NULL;
ir_function_delete_quick(self->functions[i]);
}
vec_free(self->functions);
+ for (i = 0; i != vec_size(self->extparams); ++i) {
+ ir_value_delete(self->extparams[i]);
+ }
+ vec_free(self->extparams);
for (i = 0; i != vec_size(self->globals); ++i) {
ir_value_delete(self->globals[i]);
}
if (!ir_function_calculate_liferanges(self))
return false;
-
if (!ir_function_allocate_locals(self))
return false;
return true;
self->params = NULL;
self->eid = 0;
+
+ self->likely = true;
return self;
}
bool ir_block_create_store_op(ir_block *self, int op, ir_value *target, ir_value *what)
{
- ir_instr *in = ir_instr_new(self, op);
+ ir_instr *in;
+ if (self->final) {
+ irerror(self->context, "unreachable statement (%s)", self->label);
+ return false;
+ }
+ in = ir_instr_new(self, op);
if (!in)
return false;
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
return true;
}
+#if 0
static bool ir_naive_phi_emit_store(ir_block *block, size_t iid, ir_value *old, ir_value *what)
{
ir_instr *instr;
return true;
}
+#endif
static bool ir_block_naive_phi(ir_block *self)
{
- size_t i, p, w;
+ size_t i, p; /*, w;*/
/* FIXME: optionally, create_phi can add the phis
* to a list so we don't need to loop through blocks
* - anyway: "don't optimize YET"
for (p = 0; p < vec_size(instr->phi); ++p)
{
+ ir_value *v = instr->phi[p].value;
+ ir_block *b = instr->phi[p].from;
+
+ if (v->store == store_value &&
+ vec_size(v->reads) == 1 &&
+ vec_size(v->writes) == 1)
+ {
+ /* replace the value */
+ if (!ir_instr_op(v->writes[0], 0, instr->_ops[0], true))
+ return false;
+ }
+ else
+ {
+ /* force a move instruction */
+ ir_instr *prevjump = vec_last(b->instr);
+ vec_pop(b->instr);
+ b->final = false;
+ instr->_ops[0]->store = store_global;
+ if (!ir_block_create_store(b, instr->_ops[0], v))
+ return false;
+ instr->_ops[0]->store = store_value;
+ vec_push(b->instr, prevjump);
+ b->final = true;
+ }
+
+#if 0
ir_value *v = instr->phi[p].value;
for (w = 0; w < vec_size(v->writes); ++w) {
ir_value *old;
}
}
}
+#endif
}
ir_instr_delete(instr);
}
static bool ir_block_life_prop_previous(ir_block* self, ir_block *prev, bool *changed)
{
size_t i;
+
+ (void)changed;
+
/* values which have been read in a previous iteration are now
* in the "living" array even if the previous block doesn't use them.
* So we have to remove whatever does not exist in the previous block.
}
/* neither ontrue nor onfalse exist */
stmt.opcode = INSTR_IFNOT;
+ if (!instr->likely) {
+ /* Honor the likelyhood hint */
+ ir_block *tmp = onfalse;
+ stmt.opcode = INSTR_IF;
+ onfalse = ontrue;
+ ontrue = tmp;
+ }
stidx = vec_size(code_statements);
vec_push(code_statements, stmt);
/* on false we jump, so add ontrue-path */
if (onfalse->generated) {
/* fixup the jump address */
code_statements[stidx].o2.s1 = (onfalse->code_start) - (stidx);
+ stmt.opcode = vec_last(code_statements).opcode;
+ if (stmt.opcode == INSTR_GOTO ||
+ stmt.opcode == INSTR_IF ||
+ stmt.opcode == INSTR_IFNOT ||
+ stmt.opcode == INSTR_RETURN ||
+ stmt.opcode == INSTR_DONE)
+ {
+ /* no use jumping from here */
+ return true;
+ }
/* may have been generated in the previous recursive call */
stmt.opcode = INSTR_GOTO;
stmt.o1.s1 = (onfalse->code_start) - vec_size(code_statements);
* generation already. This would even include later
* reuse.... probably... :)
*/
- size_t p;
+ size_t p, first;
ir_value *retvalue;
- for (p = 0; p < vec_size(instr->params); ++p)
+ first = vec_size(instr->params);
+ if (first > 8)
+ first = 8;
+ for (p = 0; p < first; ++p)
{
ir_value *param = instr->params[p];
stmt.o2.u1 = OFS_PARM0 + 3 * p;
vec_push(code_statements, stmt);
}
+ /* Now handle extparams */
+ first = vec_size(instr->params);
+ for (; p < first; ++p)
+ {
+ ir_builder *ir = func->owner;
+ ir_value *param = instr->params[p];
+ ir_value *targetparam;
+
+ if (p-8 >= vec_size(ir->extparams)) {
+ irerror(instr->context, "Not enough extparam-globals have been created");
+ return false;
+ }
+
+ targetparam = ir->extparams[p-8];
+
+ stmt.opcode = INSTR_STORE_F;
+ stmt.o3.u1 = 0;
+
+ if (param->vtype == TYPE_FIELD)
+ stmt.opcode = field_store_instr[param->fieldtype];
+ else
+ stmt.opcode = type_store_instr[param->vtype];
+ stmt.o1.u1 = ir_value_code_addr(param);
+ stmt.o2.u1 = ir_value_code_addr(targetparam);
+ vec_push(code_statements, stmt);
+ }
+
stmt.opcode = INSTR_CALL0 + vec_size(instr->params);
if (stmt.opcode > INSTR_CALL8)
stmt.opcode = INSTR_CALL8;
fun.file = ir_builder_filestring(ir, global->context.file);
fun.profile = 0; /* always 0 */
fun.nargs = vec_size(irfun->params);
+ if (fun.nargs > 8)
+ fun.nargs = 8;
for (i = 0;i < 8; ++i) {
if (i >= fun.nargs)
return true;
}
+static void ir_gen_extparam(ir_builder *ir)
+{
+ prog_section_def def;
+ ir_value *global;
+ char name[128];
+
+ snprintf(name, sizeof(name), "EXTPARM#%i", (int)(vec_size(ir->extparams)+8));
+ global = ir_value_var(name, store_global, TYPE_VECTOR);
+
+ def.name = code_genstring(name);
+ def.type = TYPE_VECTOR;
+ def.offset = vec_size(code_globals);
+
+ vec_push(code_defs, def);
+ ir_value_code_setaddr(global, def.offset);
+ vec_push(code_globals, 0);
+ vec_push(code_globals, 0);
+ vec_push(code_globals, 0);
+
+ vec_push(ir->extparams, global);
+}
+
+static bool gen_function_extparam_copy(ir_function *self)
+{
+ size_t i, ext, numparams;
+
+ ir_builder *ir = self->owner;
+ ir_value *ep;
+ prog_section_statement stmt;
+
+ numparams = vec_size(self->params);
+ if (!numparams)
+ return true;
+
+ stmt.opcode = INSTR_STORE_F;
+ stmt.o3.s1 = 0;
+ for (i = 8; i < numparams; ++i) {
+ ext = i - 8;
+ if (ext >= vec_size(ir->extparams))
+ ir_gen_extparam(ir);
+
+ ep = ir->extparams[ext];
+
+ stmt.opcode = type_store_instr[self->locals[i]->vtype];
+ if (self->locals[i]->vtype == TYPE_FIELD &&
+ self->locals[i]->fieldtype == TYPE_VECTOR)
+ {
+ stmt.opcode = INSTR_STORE_V;
+ }
+ stmt.o1.u1 = ir_value_code_addr(ep);
+ stmt.o2.u1 = ir_value_code_addr(self->locals[i]);
+ vec_push(code_statements, stmt);
+ }
+
+ return true;
+}
+
static bool gen_global_function_code(ir_builder *ir, ir_value *global)
{
prog_section_function *fundef;
ir_function *irfun;
+ (void)ir;
+
irfun = global->constval.vfunc;
if (!irfun) {
irwarning(global->context, WARN_IMPLICIT_FUNCTION_POINTER,
fundef = &code_functions[irfun->code_function_def];
fundef->entry = vec_size(code_statements);
+ if (!gen_function_extparam_copy(irfun)) {
+ irerror(irfun->context, "Failed to generate extparam-copy code for function %s", irfun->name);
+ return false;
+ }
if (!gen_function_code(irfun)) {
irerror(irfun->context, "Failed to generate code for function %s", irfun->name);
return false;
prog_section_def def;
prog_section_field fld;
- def.type = field->vtype;
- def.offset = vec_size(code_globals);
+ (void)self;
+
+ def.type = (uint16_t)field->vtype;
+ def.offset = (uint16_t)vec_size(code_globals);
/* create a global named the same as the field */
if (opts_standard == COMPILER_GMQCC) {
}
}
+ if (vec_size(code_globals) >= 65536) {
+ irerror(vec_last(self->globals)->context, "This progs file would require more globals than the metadata can handle. Bailing out.");
+ return false;
+ }
+
/* DP errors if the last instruction is not an INSTR_DONE
* and for debugging purposes we add an additional AINSTR_END
* to the end of functions, so here it goes:
stmt.o3.u1 = 0;
vec_push(code_statements, stmt);
- printf("writing '%s'...\n", filename);
+ if (!opts_pp_only)
+ con_out("writing '%s'...\n", filename);
return code_write(filename);
}
const char *qc_opname(int op)
{
if (op < 0) return "<INVALID>";
- if (op < ( sizeof(asm_instr) / sizeof(asm_instr[0]) ))
+ if (op < (int)( sizeof(asm_instr) / sizeof(asm_instr[0]) ))
return asm_instr[op].m;
switch (op) {
case VINSTR_PHI: return "PHI";
ind[strlen(ind)-1] = 0;
}
-void dump_phi(ir_instr *in, char *ind,
- int (*oprintf)(const char*, ...))
+void dump_phi(ir_instr *in, int (*oprintf)(const char*, ...))
{
size_t i;
oprintf("%s <- phi ", in->_ops[0]->name);
oprintf("%s (%i) ", ind, (int)in->eid);
if (in->opcode == VINSTR_PHI) {
- dump_phi(in, ind, oprintf);
+ dump_phi(in, oprintf);
return;
}
ind[strlen(ind)-1] = 0;
}
+void ir_value_dump_string(const char *str, int (*oprintf)(const char*, ...))
+{
+ oprintf("\"");
+ for (; *str; ++str) {
+ switch (*str) {
+ case '\n': oprintf("\\n"); break;
+ case '\r': oprintf("\\r"); break;
+ case '\t': oprintf("\\t"); break;
+ case '\v': oprintf("\\v"); break;
+ case '\f': oprintf("\\f"); break;
+ case '\b': oprintf("\\b"); break;
+ case '\a': oprintf("\\a"); break;
+ case '\\': oprintf("\\\\"); break;
+ case '"': oprintf("\\\""); break;
+ default: oprintf("%c", *str); break;
+ }
+ }
+ oprintf("\"");
+}
+
void ir_value_dump(ir_value* v, int (*oprintf)(const char*, ...))
{
if (v->isconst) {
oprintf("(entity)");
break;
case TYPE_STRING:
- oprintf("\"%s\"", v->constval.vstring);
+ ir_value_dump_string(v->constval.vstring, oprintf);
break;
#if 0
case TYPE_INTEGER: