From 7044a7d77650e922a66f3bfe99711f3ed370e1ba Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 6 Jun 2024 23:55:48 +0100 Subject: Try to fix a possible race condition with polymorphic record parameters --- src/types.cpp | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'src/types.cpp') diff --git a/src/types.cpp b/src/types.cpp index 45aa26894..4ceba5244 100644 --- a/src/types.cpp +++ b/src/types.cpp @@ -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; } -- cgit v1.2.3