diff options
Diffstat (limited to 'src/types.cpp')
| -rw-r--r-- | src/types.cpp | 56 |
1 files changed, 45 insertions, 11 deletions
diff --git a/src/types.cpp b/src/types.cpp index 58ccdf5b9..b4dc17256 100644 --- a/src/types.cpp +++ b/src/types.cpp @@ -165,9 +165,8 @@ struct TypeUnion { i16 tag_size; bool is_polymorphic; - bool is_poly_specialized : 1; - bool no_nil : 1; - bool maybe : 1; + bool is_poly_specialized; + UnionTypeKind kind; }; struct TypeProc { @@ -186,7 +185,6 @@ struct TypeProc { bool c_vararg; bool is_polymorphic; bool is_poly_specialized; - bool has_proc_default_values; bool has_named_results; bool diverging; // no return bool return_by_pointer; @@ -694,6 +692,28 @@ gb_global Type *t_objc_id = nullptr; gb_global Type *t_objc_SEL = nullptr; gb_global Type *t_objc_Class = nullptr; +enum OdinAtomicMemoryOrder : i32 { + OdinAtomicMemoryOrder_relaxed = 0, // unordered + OdinAtomicMemoryOrder_consume = 1, // monotonic + OdinAtomicMemoryOrder_acquire = 2, + OdinAtomicMemoryOrder_release = 3, + OdinAtomicMemoryOrder_acq_rel = 4, + OdinAtomicMemoryOrder_seq_cst = 5, + OdinAtomicMemoryOrder_COUNT, +}; + +char const *OdinAtomicMemoryOrder_strings[OdinAtomicMemoryOrder_COUNT] = { + "Relaxed", + "Consume", + "Acquire", + "Release", + "Acq_Rel", + "Seq_Cst", +}; + +gb_global Type *t_atomic_memory_order = nullptr; + + gb_global RecursiveMutex g_type_mutex; @@ -1665,7 +1685,7 @@ bool is_type_map(Type *t) { bool is_type_union_maybe_pointer(Type *t) { t = base_type(t); - if (t->kind == Type_Union && t->Union.maybe) { + if (t->kind == Type_Union && t->Union.kind == UnionType_maybe) { if (t->Union.variants.count == 1) { Type *v = t->Union.variants[0]; return is_type_pointer(v) || is_type_multi_pointer(v); @@ -1677,7 +1697,7 @@ bool is_type_union_maybe_pointer(Type *t) { bool is_type_union_maybe_pointer_original_alignment(Type *t) { t = base_type(t); - if (t->kind == Type_Union && t->Union.maybe) { + if (t->kind == Type_Union && t->Union.kind == UnionType_maybe) { if (t->Union.variants.count == 1) { Type *v = t->Union.variants[0]; if (is_type_pointer(v) || is_type_multi_pointer(v)) { @@ -2169,7 +2189,7 @@ bool type_has_nil(Type *t) { case Type_Map: return true; case Type_Union: - return !t->Union.no_nil; + return t->Union.kind != UnionType_no_nil; case Type_Struct: if (is_type_soa_struct(t)) { switch (t->Struct.soa_kind) { @@ -2198,6 +2218,17 @@ bool elem_type_can_be_constant(Type *t) { return true; } +bool is_type_lock_free(Type *t) { + t = core_type(t); + if (t == t_invalid) { + return false; + } + i64 sz = type_size_of(t); + // TODO(bill): Figure this out correctly + return sz <= build_context.max_align; +} + + bool is_type_comparable(Type *t) { t = base_type(t); @@ -2455,7 +2486,7 @@ bool are_types_identical_internal(Type *x, Type *y, bool check_tuple_names) { if (y->kind == Type_Union) { if (x->Union.variants.count == y->Union.variants.count && x->Union.custom_align == y->Union.custom_align && - x->Union.no_nil == y->Union.no_nil) { + x->Union.kind == y->Union.kind) { // NOTE(bill): zeroth variant is nullptr for_array(i, x->Union.variants) { if (!are_types_identical(x->Union.variants[i], y->Union.variants[i])) { @@ -2599,7 +2630,7 @@ i64 union_variant_index(Type *u, Type *v) { for_array(i, u->Union.variants) { Type *vt = u->Union.variants[i]; if (are_types_identical(v, vt)) { - if (u->Union.no_nil) { + if (u->Union.kind == UnionType_no_nil) { return cast(i64)(i+0); } else { return cast(i64)(i+1); @@ -4022,8 +4053,11 @@ gbString write_type_to_string(gbString str, Type *type, bool shorthand=false) { case Type_Union: str = gb_string_appendc(str, "union"); - if (type->Union.no_nil != 0) str = gb_string_appendc(str, " #no_nil"); - if (type->Union.maybe != 0) str = gb_string_appendc(str, " #maybe"); + switch (type->Union.kind) { + case UnionType_maybe: str = gb_string_appendc(str, " #maybe"); break; + case UnionType_no_nil: str = gb_string_appendc(str, " #no_nil"); break; + case UnionType_shared_nil: str = gb_string_appendc(str, " #shared_nil"); break; + } if (type->Union.custom_align != 0) str = gb_string_append_fmt(str, " #align %d", cast(int)type->Union.custom_align); str = gb_string_appendc(str, " {"); for_array(i, type->Union.variants) { |