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Mock out more of the ep procedures

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gingerBill
2023-07-17 00:31:44 +01:00
parent 66a20264ab
commit 45b3ae31af
4 changed files with 316 additions and 53 deletions
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77
src/types.cpp
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@@ -725,7 +725,7 @@ struct TypePath;
gb_internal i64 type_size_of (Type *t);
gb_internal i64 type_align_of (Type *t);
gb_internal i64 type_offset_of (Type *t, i32 index);
gb_internal i64 type_offset_of (Type *t, i32 index, Type **field_type_=nullptr);
gb_internal gbString type_to_string (Type *type, bool shorthand=true);
gb_internal gbString type_to_string (Type *type, gbAllocator allocator, bool shorthand=true);
gb_internal i64 type_size_of_internal(Type *t, TypePath *path);
@@ -3907,50 +3907,83 @@ gb_internal i64 type_size_of_internal(Type *t, TypePath *path) {
return build_context.ptr_size;
}
gb_internal i64 type_offset_of(Type *t, i32 index) {
gb_internal i64 type_offset_of(Type *t, i32 index, Type **field_type_) {
t = base_type(t);
if (t->kind == Type_Struct) {
switch (t->kind) {
case Type_Struct:
type_set_offsets(t);
if (gb_is_between(index, 0, t->Struct.fields.count-1)) {
GB_ASSERT(t->Struct.offsets != nullptr);
if (field_type_) *field_type_ = t->Struct.fields[index]->type;
return t->Struct.offsets[index];
}
} else if (t->kind == Type_Tuple) {
break;
case Type_Tuple:
type_set_offsets(t);
if (gb_is_between(index, 0, t->Tuple.variables.count-1)) {
GB_ASSERT(t->Tuple.offsets != nullptr);
if (field_type_) *field_type_ = t->Tuple.variables[index]->type;
return t->Tuple.offsets[index];
}
} else if (t->kind == Type_Basic) {
break;
case Type_Basic:
if (t->Basic.kind == Basic_string) {
switch (index) {
case 0: return 0; // data
case 1: return build_context.int_size; // len
case 0:
if (field_type_) *field_type_ = t_u8_ptr;
return 0; // data
case 1:
if (field_type_) *field_type_ = t_int;
return build_context.int_size; // len
}
} else if (t->Basic.kind == Basic_any) {
switch (index) {
case 0: return 0; // type_info
case 1: return build_context.ptr_size; // data
case 0:
if (field_type_) *field_type_ = t_rawptr;
return 0; // data
case 1:
if (field_type_) *field_type_ = t_typeid;
return build_context.ptr_size; // id
}
}
} else if (t->kind == Type_Slice) {
break;
case Type_Slice:
switch (index) {
case 0: return 0; // data
case 1: return 1*build_context.int_size; // len
case 2: return 2*build_context.int_size; // cap
case 0:
if (field_type_) *field_type_ = alloc_type_multi_pointer(t->Slice.elem);
return 0; // data
case 1:
if (field_type_) *field_type_ = t_int;
return 1*build_context.int_size; // len
}
} else if (t->kind == Type_DynamicArray) {
break;
case Type_DynamicArray:
switch (index) {
case 0: return 0; // data
case 1: return 1*build_context.int_size; // len
case 2: return 2*build_context.int_size; // cap
case 3: return 3*build_context.int_size; // allocator
case 0:
if (field_type_) *field_type_ = alloc_type_multi_pointer(t->DynamicArray.elem);
return 0; // data
case 1:
if (field_type_) *field_type_ = t_int;
return 1*build_context.int_size; // len
case 2:
if (field_type_) *field_type_ = t_int;
return 2*build_context.int_size; // cap
case 3:
if (field_type_) *field_type_ = t_allocator;
return 3*build_context.int_size; // allocator
}
} else if (t->kind == Type_Union) {
/* i64 s = */ type_size_of(t);
switch (index) {
case -1: return align_formula(t->Union.variant_block_size, build_context.ptr_size); // __type_info
break;
case Type_Union:
if (!is_type_union_maybe_pointer(t)) {
/* i64 s = */ type_size_of(t);
switch (index) {
case -1:
if (field_type_) *field_type_ = union_tag_type(t);
union_tag_size(t);
return t->Union.variant_block_size;
}
}
break;
}
GB_ASSERT(index == 0);
return 0;