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Starting ir_builder_generate - TYPE_FUNCTION still TODO

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Wolfgang Bumiller 2012-05-05 00:28:51 +02:00 committed by Wolfgang (Blub) Bumiller
parent 1fd7e30de6
commit c252c7e62b
1 changed files with 87 additions and 0 deletions
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87
ir.c
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@ -1671,10 +1671,97 @@ on_error:
* Breaking conventions is annoying...
*/
static bool ir_builder_gen_global(ir_builder *self, ir_value *global)
{
int nelems;
uint32_t *elems;
prog_section_def def;
def.type = 0;
switch (global->vtype)
{
case TYPE_POINTER:
def.type++;
def.type++;
case TYPE_FIELD:
def.type++;
case TYPE_ENTITY:
def.type++;
def.type++;
case TYPE_FLOAT:
def.type++;
case TYPE_STRING:
def.type++;
nelems = 1;
break;
case TYPE_VECTOR:
def.type = 3;
nelems = 3;
break;
case TYPE_FUNCTION:
def.type = 6;
nelems = 1;
break;
default:
/* refuse to create 'void' type or any other fancy business. */
return false;
}
def.offset = code_globals_allocated;
def.name = code_genstring(global->name);
if (code_defs_add(def) < 0)
return false;
if (!global->isconst) {
int i;
for (i = 0; i < nelems; ++i) {
if (code_globals_add(0) < 0)
return false;
}
} else {
if (global->vtype == TYPE_STRING) {
if (code_globals_add(code_genstring(global->constval.vstring)) < 0)
return false;
} else if (global->vtype == TYPE_FUNCTION) {
prog_section_function fun;
int i;
fun.profile = 0;
fun.file = code_cachedstring(global->context.file);
fun.name = def.name;
for (i = 0; i < 8; ++i)
fun.argsize[i] = 0;
fun.nargs = 0;
fun.entry = 0;
fun.firstlocal = 0;
fun.locals = 0;
code_functions_add(fun);
} else {
int i;
elems = (uint32_t*)&global->constval;
for (i = 0; i < nelems; ++i) {
if (code_globals_add(elems[i]) < 0)
return false;
}
}
}
return true;
}
bool ir_builder_generate(ir_builder *self, const char *filename)
{
size_t i;
code_init();
for (i = 0; i < self->globals_count; ++i)
{
if (!ir_builder_gen_global(self, self->globals[i]))
return false;
}
code_write(filename);
return false;
}