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Try to fix a possible race condition with polymorphic record parameters

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This commit is contained in:
gingerBill
2024-06-06 23:55:48 +01:00
parent 08612423b9
commit 7044a7d776
5 changed files with 46 additions and 48 deletions
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18
src/types.cpp
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@@ -140,6 +140,7 @@ struct TypeStruct {
i64 custom_field_align;
Type * polymorphic_params; // Type_Tuple
Type * polymorphic_parent;
Wait_Signal polymorphic_wait_signal;
Type * soa_elem;
i32 soa_count;
@@ -167,6 +168,7 @@ struct TypeUnion {
i64 custom_align;
Type * polymorphic_params; // Type_Tuple
Type * polymorphic_parent;
Wait_Signal polymorphic_wait_signal;
i16 tag_size;
bool is_polymorphic;
@@ -1093,6 +1095,7 @@ gb_internal Type *alloc_type_struct() {
gb_internal Type *alloc_type_struct_complete() {
Type *t = alloc_type(Type_Struct);
wait_signal_set(&t->Struct.fields_wait_signal);
wait_signal_set(&t->Struct.polymorphic_wait_signal);
return t;
}
@@ -2136,15 +2139,30 @@ gb_internal bool is_type_polymorphic_record_unspecialized(Type *t) {
return false;
}
gb_internal void wait_for_record_polymorphic_params(Type *t) {
t = base_type(t);
switch (t->kind) {
case Type_Struct:
wait_signal_until_available(&t->Struct.polymorphic_wait_signal);
break;
case Type_Union:
wait_signal_until_available(&t->Union.polymorphic_wait_signal);
break;
}
}
gb_internal TypeTuple *get_record_polymorphic_params(Type *t) {
t = base_type(t);
switch (t->kind) {
case Type_Struct:
wait_signal_until_available(&t->Struct.polymorphic_wait_signal);
if (t->Struct.polymorphic_params) {
return &t->Struct.polymorphic_params->Tuple;
}
break;
case Type_Union:
wait_signal_until_available(&t->Union.polymorphic_wait_signal);
if (t->Union.polymorphic_params) {
return &t->Union.polymorphic_params->Tuple;
}