Minimize mutex usage in update_expr_type

This commit is contained in:
gingerBill
2021-07-11 00:21:31 +01:00
parent d9e6ade030
commit 257b749e9d

View File

@@ -2929,7 +2929,6 @@ void check_binary_expr(CheckerContext *c, Operand *x, Ast *node, Type *type_hint
void update_expr_type(CheckerContext *c, Ast *e, Type *type, bool final) {
GB_ASSERT(e != nullptr);
gb_mutex_lock(&c->info->untyped_mutex);
defer (gb_mutex_unlock(&c->info->untyped_mutex));
ExprInfo *old = check_get_expr_info(c->info, e);
if (old == nullptr) {
if (type != nullptr && type != t_invalid) {
@@ -2940,6 +2939,26 @@ void update_expr_type(CheckerContext *c, Ast *e, Type *type, bool final) {
return;
}
if (!final && is_type_untyped(type)) {
old->type = base_type(type);
} else {
// We need to remove it and then give it a new one
map_remove(&c->info->untyped, hash_node(e));
if (old->is_lhs && !is_type_integer(type)) {
gbString expr_str = expr_to_string(e);
gbString type_str = type_to_string(type);
error(e, "Shifted operand %s must be an integer, got %s", expr_str, type_str);
gb_string_free(type_str);
gb_string_free(expr_str);
return;
}
add_type_and_value(c->info, e, old->mode, type, old->value);
}
gb_mutex_unlock(&c->info->untyped_mutex);
switch (e->kind) {
case_ast_node(ue, UnaryExpr, e);
if (old->value.kind != ExactValue_Invalid) {
@@ -2990,25 +3009,6 @@ void update_expr_type(CheckerContext *c, Ast *e, Type *type, bool final) {
update_expr_type(c, pe->expr, type, final);
case_end;
}
if (!final && is_type_untyped(type)) {
old->type = base_type(type);
return;
}
// We need to remove it and then give it a new one
map_remove(&c->info->untyped, hash_node(e));
if (old->is_lhs && !is_type_integer(type)) {
gbString expr_str = expr_to_string(e);
gbString type_str = type_to_string(type);
error(e, "Shifted operand %s must be an integer, got %s", expr_str, type_str);
gb_string_free(type_str);
gb_string_free(expr_str);
return;
}
add_type_and_value(c->info, e, old->mode, type, old->value);
}
void update_expr_value(CheckerContext *c, Ast *e, ExactValue value) {