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One step towards @typeInfo

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This commit is contained in:
Alexandros Naskos
2018-04-24 01:49:22 +03:00
parent 89a4c373d3
commit 7eab62325b
4 changed files with 217 additions and 0 deletions
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153
src/codegen.cpp
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@@ -4502,6 +4502,7 @@ static LLVMValueRef ir_render_instruction(CodeGen *g, IrExecutable *executable,
case IrInstructionIdDeclRef:
case IrInstructionIdSwitchVar:
case IrInstructionIdOffsetOf:
case IrInstructionIdTypeInfo:
case IrInstructionIdTypeId:
case IrInstructionIdSetEvalBranchQuota:
case IrInstructionIdPtrTypeOf:
@@ -6125,6 +6126,7 @@ static void define_builtin_fns(CodeGen *g) {
create_builtin_fn(g, BuiltinFnIdMemberType, "memberType", 2);
create_builtin_fn(g, BuiltinFnIdMemberName, "memberName", 2);
create_builtin_fn(g, BuiltinFnIdField, "field", 2);
create_builtin_fn(g, BuiltinFnIdTypeInfo, "typeInfo", 1);
create_builtin_fn(g, BuiltinFnIdTypeof, "typeOf", 1); // TODO rename to TypeOf
create_builtin_fn(g, BuiltinFnIdAddWithOverflow, "addWithOverflow", 4);
create_builtin_fn(g, BuiltinFnIdSubWithOverflow, "subWithOverflow", 4);
@@ -6344,6 +6346,157 @@ static void define_builtin_compile_vars(CodeGen *g) {
}
buf_appendf(contents, "};\n\n");
}
{
buf_appendf(contents,
"pub const IntInfo = struct {\n"
" is_signed: bool,\n"
" bits: u8,\n"
"};\n"
"\n"
"pub const FloatInfo = struct {\n"
" bits: u8,\n"
"};\n"
"\n"
"pub const PointerInfo = struct {\n"
" is_const: bool,\n"
" is_volatile: bool,\n"
" alignment: u32,\n"
" child: &TypeInfo,\n"
"};\n"
"\n"
"pub const ArrayInfo = struct {\n"
" len: u64,\n"
" child: &TypeInfo,\n"
"};\n"
"\n"
"pub const ContainerLayout = enum {\n"
" Auto,\n"
" Extern,\n"
" Packed,\n"
"};\n"
"\n"
"pub const StructFieldInfo = struct {\n"
" name: []const u8,\n"
" offset: usize,\n"
" type_info: TypeInfo,\n"
"};\n"
"\n"
"pub const StructInfo = struct {\n"
" layout: ContainerLayout,\n"
" fields: []StructFieldInfo,\n"
"};\n"
"\n"
"pub const NullableInfo = struct {\n"
" child: &TypeInfo,\n"
"};\n"
"\n"
"pub const ErrorUnionInfo = struct {\n"
" error_set: ErrorSetInfo,\n"
" payload: &TypeInfo,\n"
"};\n"
"\n"
"pub const ErrorInfo = struct {\n"
" name: []const u8,\n"
" value: usize,\n"
"};\n"
"\n"
"pub const ErrorSetInfo = struct {\n"
" errors: []ErrorInfo,\n"
"};\n"
"\n"
"pub const EnumFieldInfo = struct {\n"
" name: []const u8,\n"
" value: usize,\n"
"};\n"
"\n"
"pub const EnumInfo = struct {\n"
" layout: ContainerLayout,\n"
" tag_type: IntInfo,\n"
" fields: []EnumFieldInfo,\n"
"};\n"
"\n"
"pub const UnionFieldInfo = struct {\n"
" name: []const u8,\n"
" enum_field: EnumFieldInfo,\n"
" type_info: TypeInfo,\n"
"};\n"
"\n"
"pub const UnionInfo = struct {\n"
" layout: ContainerLayout,\n"
" tag_type: ?EnumInfo,\n"
" fields: []UnionFieldInfo,\n"
"};\n"
"\n"
"pub const CallingConvention = enum {\n"
" Unspecified,\n"
" C,\n"
" Cold,\n"
" Naked,\n"
" Stdcall,\n"
" Async,\n"
"};\n"
"\n"
"pub const FnArgInfo = struct {\n"
" is_comptime: bool,\n"
" name: []const u8,\n"
" type_info: TypeInfo,\n"
"};\n"
"\n"
"pub const FnInfo = struct {\n"
" calling_convention: CallingConvention,\n"
" is_generic: bool,\n"
" is_varargs: bool,\n"
" return_type: &TypeInfo,\n"
" args: []FnArgInfo,\n"
"};\n"
"\n"
"pub const BoundFnInfo = struct {\n"
" bound_type: &TypeInfo,\n"
" fn_info: FnInfo,\n"
"};\n"
"\n"
"pub const PromiseInfo = struct {\n"
" child: ?&TypeInfo,\n"
"};\n"
"\n"
"pub const TypeInfo = union(TypeId) {\n"
" Type: void,\n"
" Void: void,\n"
" Bool: void,\n"
" NoReturn: void,\n"
" Int: IntInfo,\n"
" Float: FloatInfo,\n"
" Pointer: PointerInfo,\n"
" Array: ArrayInfo,\n"
" Struct: StructInfo,\n"
" FloatLiteral: void,\n"
" IntLiteral: void,\n"
" UndefinedLiteral: void,\n"
" NullLiteral: void,\n"
" Nullable: NullableInfo,\n"
" ErrorUnion: ErrorUnionInfo,\n"
" ErrorSet: ErrorSetInfo,\n"
" Enum: EnumInfo,\n"
" Union: UnionInfo,\n"
" Fn: FnInfo,\n"
" Namespace: void,\n"
" Block: void,\n"
" BoundFn: BoundFnInfo,\n"
" ArgTuple: void,\n"
" Opaque: void,\n"
" Promise: PromiseInfo,\n"
"};\n\n");
assert(ContainerLayoutAuto == 0);
assert(ContainerLayoutExtern == 1);
assert(ContainerLayoutPacked == 2);
assert(CallingConventionUnspecified == 0);
assert(CallingConventionC == 1);
assert(CallingConventionCold == 2);
assert(CallingConventionNaked == 3);
assert(CallingConventionStdcall == 4);
assert(CallingConventionAsync == 5);
}
{
buf_appendf(contents,
"pub const FloatMode = enum {\n"