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Type caching

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This commit is contained in:
gingerBill
2018-03-23 16:35:41 +00:00
parent 991479fbf9
commit 2e1e1e6034
4 changed files with 114 additions and 18 deletions
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10
src/check_expr.cpp
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@@ -782,21 +782,21 @@ bool is_polymorphic_type_assignable(Checker *c, Type *poly, Type *source, bool c
if (source->kind == Type_Array) {
// IMPORTANT TODO(bill): Which is correct?
// if (poly->Array.generic_type != nullptr && modify_type) {
if (poly->Array.generic_type != nullptr) {
Type *gt = poly->Array.generic_type;
// if (poly->Array.generic_count != nullptr && modify_type) {
if (poly->Array.generic_count != nullptr) {
Type *gt = poly->Array.generic_count;
GB_ASSERT(gt->kind == Type_Generic);
Entity *e = scope_lookup_entity(gt->Generic.scope, gt->Generic.name);
GB_ASSERT(e != nullptr);
if (e->kind == Entity_TypeName) {
poly->Array.generic_type = nullptr;
poly->Array.generic_count = nullptr;
poly->Array.count = source->Array.count;
e->kind = Entity_Constant;
e->Constant.value = exact_value_i64(source->Array.count);
e->type = t_untyped_integer;
} else if (e->kind == Entity_Constant) {
poly->Array.generic_type = nullptr;
poly->Array.generic_count = nullptr;
if (e->Constant.value.kind != ExactValue_Integer) {
return false;
}