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fix packed gep loads with wrong alignment

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Laytan
2024-05-07 16:52:46 +02:00
committed by Laytan Laats
parent ecddf3b7f1
commit d93cc18dac
2 changed files with 6 additions and 0 deletions
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src/check_type.cpp
+2
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@@ -135,6 +135,8 @@ gb_internal void check_struct_fields(CheckerContext *ctx, Ast *node, Slice<Entit
if (is_type_polymorphic(type)) { if (is_type_polymorphic(type)) {
struct_type->Struct.is_polymorphic = true; struct_type->Struct.is_polymorphic = true;
type = nullptr; type = nullptr;
} else if(struct_type->Struct.is_packed) {
type->flags |= TypeFlag_Packed;
} }
} }
if (type == nullptr) { if (type == nullptr) {
src/types.cpp
+4
View File
@@ -321,6 +321,7 @@ enum TypeFlag : u32 {
TypeFlag_Polymorphic = 1<<1, TypeFlag_Polymorphic = 1<<1,
TypeFlag_PolySpecialized = 1<<2, TypeFlag_PolySpecialized = 1<<2,
TypeFlag_InProcessOfCheckingPolymorphic = 1<<3, TypeFlag_InProcessOfCheckingPolymorphic = 1<<3,
TypeFlag_Packed = 1<<4,
}; };
struct Type { struct Type {
@@ -3671,6 +3672,9 @@ gb_internal i64 type_align_of(Type *t) {
if (t == nullptr) { if (t == nullptr) {
return 1; return 1;
} }
if (t->flags & TypeFlag_Packed) {
return 1;
}
if (t->kind != Type_Named && t->cached_align > 0) { if (t->kind != Type_Named && t->cached_align > 0) {
return t->cached_align.load(); return t->cached_align.load();
} }