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feat: adds Num.mulWrap and Num.mulChecked

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This commit is contained in:
Celso Bonutti Filho 2020-12-23 13:42:18 -03:00
parent d3d3497b46
commit f3bd5368f0
7 changed files with 162 additions and 4 deletions
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15
compiler/builtins/src/unique.rs
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@ -197,6 +197,21 @@ pub fn types() -> MutMap<Symbol, (SolvedType, Region)> {
unique_function(vec![num_type(u, num), num_type(v, num)], num_type(w, num))
});
// mulWrap : Int, Int -> Int
add_type(Symbol::NUM_MUL_WRAP, {
let_tvars! { u, v, w };
unique_function(vec![int_type(u), int_type(v)], int_type(w))
});
// mulChecked : Num a, Num a -> Result (Num a) [ Overflow ]*
add_type(Symbol::NUM_MUL_CHECKED, {
let_tvars! { u, v, w, num, result, star };
unique_function(
vec![num_type(u, num), num_type(v, num)],
result_type(result, num_type(w, num), lift(star, overflow())),
)
});
// abs : Num a -> Num a
add_type(Symbol::NUM_ABS, {
let_tvars! { u, v, num };