Correct issue with the generated map type internals; Simplify map rehash logic to utilize resize

src/check_type.cpp

@@ -2058,7 +2058,6 @@ void init_map_entry_type(Type *type) {
 
 	// NOTE(bill): The preload types may have not been set yet
 	GB_ASSERT(t_map_hash != nullptr);
-	Type *entry_type = alloc_type_struct();
 
 	/*
 	struct {
@@ -2076,7 +2075,7 @@ void init_map_entry_type(Type *type) {
 	fields[2] = alloc_entity_field(s, make_token_ident(str_lit("key")),   type->Map.key,   false, 2, EntityState_Resolved);
 	fields[3] = alloc_entity_field(s, make_token_ident(str_lit("value")), type->Map.value, false, 3, EntityState_Resolved);
 
-
+	Type *entry_type = alloc_type_struct();
 	entry_type->Struct.fields  = fields;
 	entry_type->Struct.tags    = gb_alloc_array(permanent_allocator(), String, fields.count);
 	

src/llvm_backend.cpp

@@ -495,9 +495,13 @@ lbValue lb_gen_map_header(lbProcedure *p, lbValue map_val_ptr, Type *map_type) {
 	Type *val_type = map_type->Map.value;
 	gb_unused(val_type);
 
+	GB_ASSERT(map_type->Map.entry_type->kind == Type_Struct);
+	map_type->Map.entry_type->cached_size = -1;
+	map_type->Map.entry_type->Struct.are_offsets_set = false;
+	
 	i64 entry_size   = type_size_of  (map_type->Map.entry_type);
 	i64 entry_align  = type_align_of (map_type->Map.entry_type);
-
+	
 	i64 key_offset = type_offset_of(map_type->Map.entry_type, 2);
 	i64 key_size   = type_size_of  (map_type->Map.key);
 
@@ -507,9 +511,9 @@ lbValue lb_gen_map_header(lbProcedure *p, lbValue map_val_ptr, Type *map_type) {
 	
 	Type *map_header_base = base_type(t_map_header);
 	GB_ASSERT(map_header_base->Struct.fields.count == 8);
-	Type *m_type = map_header_base->Struct.fields[0]->type;
+	Type *raw_map_ptr_type = map_header_base->Struct.fields[0]->type;
 	LLVMValueRef const_values[8] = {};
-	const_values[0] = LLVMConstNull(lb_type(p->module, m_type));
+	const_values[0] = LLVMConstNull(lb_type(p->module, raw_map_ptr_type));
 	const_values[1] = lb_get_equal_proc_for_type(p->module, key_type)    .value;
 	const_values[2] = lb_const_int(p->module, t_int,        entry_size)  .value;
 	const_values[3] = lb_const_int(p->module, t_int,        entry_align) .value;

src/llvm_backend_proc.cpp

@@ -239,8 +239,11 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity, bool ignore_body)
 		}
 
 		if (p->body != nullptr) {
+			// String debug_name = entity->token.string.text;
+			String debug_name = p->name;
+			
 			p->debug_info = LLVMDIBuilderCreateFunction(m->debug_builder, scope,
-				cast(char const *)entity->token.string.text, entity->token.string.len,
+				cast(char const *)debug_name.text, debug_name.len,
 				cast(char const *)p->name.text, p->name.len,
 				file, line, type,
 				is_local_to_unit, is_definition,

src/types.cpp

@@ -3018,8 +3018,7 @@ i64 type_align_of_internal(Type *t, TypePath *path) {
 	} break;
 
 	case Type_Map:
-		init_map_internal_types(t);
-		return type_align_of_internal(t->Map.internal_type, path);
+		return build_context.word_size;
 	case Type_Enum:
 		return type_align_of_internal(t->Enum.base_type, path);
 
@@ -3248,11 +3247,16 @@ i64 type_size_of_internal(Type *t, TypePath *path) {
 
 	case Type_DynamicArray:
 		// data + len + cap + allocator(procedure+data)
-		return 3*build_context.word_size + 2*build_context.word_size;
+		return (3 + 2)*build_context.word_size;
 
 	case Type_Map:
-		init_map_internal_types(t);
-		return type_size_of_internal(t->Map.internal_type, path);
+		/*
+			struct {
+				hashes:  []int,               // 2 words
+				entries: [dynamic]Entry_Type, // 5 words
+			}
+		*/
+		return (2 + (3 + 2))*build_context.word_size;
 
 	case Type_Tuple: {
 		i64 count, align, size;