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Add proper procedure type support (return types and param proc signature)

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lachsinc
2018-09-18 21:28:28 +10:00
parent 3772ea6ae1
commit 7dcad45e0d
2 changed files with 43 additions and 16 deletions
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src/ir.cpp
+30 -8
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@@ -566,7 +566,7 @@ struct irDebugInfo {
String name;
irDebugInfo * file;
TokenPos pos;
Array<irDebugInfo *> return_types;
Array<irDebugInfo *> types; // !{return, return, param, param, param.. etc.}
// TODO(lachsinc): variables / retainedNodes ?
} Proc;
struct {
@@ -1794,19 +1794,41 @@ irDebugInfo *ir_add_debug_info_proc(irProcedure *proc, Entity *entity, String na
di->Proc.file = file;
di->Proc.pos = entity->token.pos;
isize return_count = proc->type->Proc.result_count;
array_init(&di->Proc.return_types, ir_allocator(), 0, return_count); // TODO(lachsinc): ir_allocator() safe to use?
if (return_count >= 1) {
TypeTuple *tuple = &proc->type->Proc.results->Tuple;
for_array(i, tuple->variables) {
Entity *e = tuple->variables[i];
isize result_count = proc->type->Proc.result_count;
isize param_count = proc->type->Proc.param_count;
array_init(&di->Proc.types, ir_allocator(), 0, gb_max(result_count, 1) + param_count); // TODO(lachsinc): ir_allocator() safe to use?
// Result/return types
if (result_count >= 1) {
TypeTuple *results_tuple = &proc->type->Proc.results->Tuple;
for_array(i, results_tuple->variables) {
Entity *e = results_tuple->variables[i];
if (e->kind != Entity_Variable) {
continue; // TODO(lachsinc): Confirm correct?
}
irDebugInfo *type_di = ir_add_debug_info_type(proc->module, di, e, e->type, file);
GB_ASSERT_NOT_NULL(type_di);
array_add(&di->Proc.return_types, type_di);
array_add(&di->Proc.types, type_di);
}
} else {
// llvm expects "!{null}" for a function without return type, use nullptr to represent it.
// TODO(lachsinc): Is there a specific "void" type we should refer to?
array_add(&di->Proc.types, (irDebugInfo*)nullptr);
}
// Param types
if (param_count >= 1) {
TypeTuple *params_tuple = &proc->type->Proc.params->Tuple;
for_array(i, params_tuple->variables) {
Entity *e = params_tuple->variables[i];
if (e->kind != Entity_Variable) {
continue; // TODO(lachsinc): Confirm correct?
}
// TODO(lach): Could technically be a local?
irDebugInfo *type_di = ir_add_debug_info_type(proc->module, di, e, e->type, file);
GB_ASSERT_NOT_NULL(type_di);
array_add(&di->Proc.types, type_di);
}
}