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bit shift lhs rhs same type; float ** int and float ** float both supported

This commit is contained in:
ychenfo 2021-08-05 11:55:46 +08:00
parent 99c71687a6
commit c0227210df
2 changed files with 66 additions and 38 deletions
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96
nac3core/src/typecheck/magic_methods.rs
View File

@ -61,33 +61,47 @@ pub fn comparison_name(op: &Cmpop) -> Option<&'static str> {
}
}
pub fn impl_binop(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: Type, ret_ty: Type, ops: &[ast::Operator]) {
pub fn impl_binop(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: &[Type], ret_ty: Type, ops: &[ast::Operator]) {
if let TypeEnum::TObj {fields, ..} = unifier.get_ty(ty).borrow() {
for op in ops {
fields.borrow_mut().insert(
binop_name(op).into(),
unifier.add_ty(TypeEnum::TFunc(FunSignature {
ret: ret_ty,
vars: HashMap::new(),
args: vec![FuncArg {
ty: other_ty,
is_optional: false,
name: "other".into()
}]
}))
{
let other = if other_ty.len() == 1 {
other_ty[0]
} else {
unifier.get_fresh_var_with_range(other_ty).0
};
unifier.add_ty(TypeEnum::TFunc(FunSignature {
ret: ret_ty,
vars: HashMap::new(),
args: vec![FuncArg {
ty: other,
is_optional: false,
name: "other".into()
}]
}))
}
);
fields.borrow_mut().insert(
binop_assign_name(op).into(),
unifier.add_ty(TypeEnum::TFunc(FunSignature {
ret: store.none,
vars: HashMap::new(),
args: vec![FuncArg {
ty: other_ty,
is_optional: false,
name: "other".into()
}]
}))
{
let other = if other_ty.len() == 1 {
other_ty[0]
} else {
unifier.get_fresh_var_with_range(other_ty).0
};
unifier.add_ty(TypeEnum::TFunc(FunSignature {
ret: ret_ty,
vars: HashMap::new(),
args: vec![FuncArg {
ty: other,
is_optional: false,
name: "other".into()
}]
}))
}
);
}
} else { unreachable!("") }
@ -128,18 +142,23 @@ pub fn impl_cmpop(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other
}
/// Add, Sub, Mult, Pow
pub fn impl_basic_arithmetic(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: Type, ret_ty: Type) {
pub fn impl_basic_arithmetic(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: &[Type], ret_ty: Type) {
impl_binop(unifier, store, ty, other_ty, ret_ty, &[
ast::Operator::Add,
ast::Operator::Sub,
ast::Operator::Mult,
])
}
pub fn impl_pow(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: &[Type], ret_ty: Type) {
impl_binop(unifier, store, ty, other_ty, ret_ty, &[
ast::Operator::Pow,
])
}
/// BitOr, BitXor, BitAnd
pub fn impl_bitwise_arithmetic(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type) {
impl_binop(unifier, store, ty, ty, ty, &[
impl_binop(unifier, store, ty, &[ty], ty, &[
ast::Operator::BitAnd,
ast::Operator::BitOr,
ast::Operator::BitXor,
@ -148,28 +167,28 @@ pub fn impl_bitwise_arithmetic(unifier: &mut Unifier, store: &PrimitiveStore, ty
/// LShift, RShift
pub fn impl_bitwise_shift(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type) {
impl_binop(unifier, store, ty, store.int32, ty, &[
impl_binop(unifier, store, ty, &[ty], ty, &[
ast::Operator::LShift,
ast::Operator::RShift,
])
}
/// Div
pub fn impl_div(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: Type) {
pub fn impl_div(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: &[Type]) {
impl_binop(unifier, store, ty, other_ty, store.float, &[
ast::Operator::Div,
])
}
/// FloorDiv
pub fn impl_floordiv(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: Type, ret_ty: Type) {
pub fn impl_floordiv(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: &[Type], ret_ty: Type) {
impl_binop(unifier, store, ty, other_ty, ret_ty, &[
ast::Operator::FloorDiv,
])
}
/// Mod
pub fn impl_mod(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: Type, ret_ty: Type) {
pub fn impl_mod(unifier: &mut Unifier, store: &PrimitiveStore, ty: Type, other_ty: &[Type], ret_ty: Type) {
impl_binop(unifier, store, ty, other_ty, ret_ty, &[
ast::Operator::Mod,
])
@ -224,12 +243,13 @@ pub fn set_primitives_magic_methods(store: &PrimitiveStore, unifier: &mut Unifie
..
} = *store;
/* int32 ======== */
impl_basic_arithmetic(unifier, store, int32_t, int32_t, int32_t);
impl_basic_arithmetic(unifier, store, int32_t, &[int32_t], int32_t);
impl_pow(unifier, store, int32_t, &[int32_t], int32_t);
impl_bitwise_arithmetic(unifier, store, int32_t);
impl_bitwise_shift(unifier, store, int32_t);
impl_div(unifier, store, int32_t, int32_t);
impl_floordiv(unifier, store, int32_t, int32_t, int32_t);
impl_mod(unifier, store, int32_t, int32_t, int32_t);
impl_div(unifier, store, int32_t, &[int32_t]);
impl_floordiv(unifier, store, int32_t, &[int32_t], int32_t);
impl_mod(unifier, store, int32_t, &[int32_t], int32_t);
impl_sign(unifier, store, int32_t);
impl_invert(unifier, store, int32_t);
impl_not(unifier, store, int32_t);
@ -237,12 +257,13 @@ pub fn set_primitives_magic_methods(store: &PrimitiveStore, unifier: &mut Unifie
impl_eq(unifier, store, int32_t);
/* int64 ======== */
impl_basic_arithmetic(unifier, store, int64_t, int64_t, int64_t);
impl_basic_arithmetic(unifier, store, int64_t, &[int64_t], int64_t);
impl_pow(unifier, store, int64_t, &[int64_t], int64_t);
impl_bitwise_arithmetic(unifier, store, int64_t);
impl_bitwise_shift(unifier, store, int64_t);
impl_div(unifier, store, int64_t, int64_t);
impl_floordiv(unifier, store, int64_t, int64_t, int64_t);
impl_mod(unifier, store, int64_t, int64_t, int64_t);
impl_div(unifier, store, int64_t, &[int64_t]);
impl_floordiv(unifier, store, int64_t, &[int64_t], int64_t);
impl_mod(unifier, store, int64_t, &[int64_t], int64_t);
impl_sign(unifier, store, int64_t);
impl_invert(unifier, store, int64_t);
impl_not(unifier, store, int64_t);
@ -250,10 +271,11 @@ pub fn set_primitives_magic_methods(store: &PrimitiveStore, unifier: &mut Unifie
impl_eq(unifier, store, int64_t);
/* float ======== */
impl_basic_arithmetic(unifier, store, float_t, float_t, float_t);
impl_div(unifier, store, float_t, float_t);
impl_floordiv(unifier, store, float_t, float_t, float_t);
impl_mod(unifier, store, float_t, float_t, float_t);
impl_basic_arithmetic(unifier, store, float_t, &[float_t], float_t);
impl_pow(unifier, store, float_t, &[int32_t, float_t], float_t);
impl_div(unifier, store, float_t, &[float_t]);
impl_floordiv(unifier, store, float_t, &[float_t], float_t);
impl_mod(unifier, store, float_t, &[float_t], float_t);
impl_sign(unifier, store, float_t);
impl_not(unifier, store, float_t);
impl_comparison(unifier, store, float_t, float_t);

8
nac3core/src/typecheck/type_inferencer/test.rs
View File

@ -395,6 +395,9 @@ fn test_basic(source: &str, mapping: HashMap<&str, &str>, virtuals: &[(&str, &st
f = a / b
g = a // b
h = a % b
i = a ** b
ii = 3
j = a ** b
"},
[("a", "float"),
("b", "float"),
@ -403,7 +406,10 @@ fn test_basic(source: &str, mapping: HashMap<&str, &str>, virtuals: &[(&str, &st
("e", "float"),
("f", "float"),
("g", "float"),
("h", "float")].iter().cloned().collect()
("h", "float"),
("i", "float"),
("ii", "int32"),
("j", "float")].iter().cloned().collect()
; "float"
)]
#[test_case(