diff options
| author | Son Ho | 2022-02-11 10:20:54 +0100 |
|---|---|---|
| committer | Son Ho | 2022-02-11 10:20:54 +0100 |
| commit | addfa6c38097026d563a711ff431241220f70c2b (patch) | |
| tree | 6c3606adc25c0256a172bff4028ea4df72c59e47 /fstar | |
| parent | e3a96008319ac67a9bd7d81b6fc11955ba8fc932 (diff) | |
Make good progress on the proofs of hashmap
Diffstat (limited to '')
| -rw-r--r-- | fstar/Primitives.fst | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/fstar/Primitives.fst b/fstar/Primitives.fst index 4642d080..77cf59aa 100644 --- a/fstar/Primitives.fst +++ b/fstar/Primitives.fst @@ -19,7 +19,7 @@ let rec list_update #a ls i x = (*** Result *) type result (a : Type0) : Type0 = -| Return : a -> result a +| Return : v:a -> result a | Fail : result a // Monadic bind and return. @@ -113,7 +113,7 @@ let scalar_max (ty : scalar_ty) : int = | U64 -> u64_max | U128 -> u128_max -type scalar (ty : scalar_ty) : Type0 = x:int{scalar_min ty <= x && x <= scalar_max ty} +type scalar (ty : scalar_ty) : eqtype = x:int{scalar_min ty <= x && x <= scalar_max ty} let mk_scalar (ty : scalar_ty) (x : int) : result (scalar ty) = if scalar_min ty <= x && scalar_max ty >= x then Return x else Fail @@ -146,18 +146,18 @@ let scalar_mul (#ty : scalar_ty) (x : scalar ty) (y : scalar ty) : result (scala mk_scalar ty (x * y) /// The scalar types -type isize = scalar Isize -type i8 = scalar I8 -type i16 = scalar I16 -type i32 = scalar I32 -type i64 = scalar I64 -type i128 = scalar I128 -type usize = scalar Usize -type u8 = scalar U8 -type u16 = scalar U16 -type u32 = scalar U32 -type u64 = scalar U64 -type u128 = scalar U128 +type isize : eqtype = scalar Isize +type i8 : eqtype = scalar I8 +type i16 : eqtype = scalar I16 +type i32 : eqtype = scalar I32 +type i64 : eqtype = scalar I64 +type i128 : eqtype = scalar I128 +type usize : eqtype = scalar Usize +type u8 : eqtype = scalar U8 +type u16 : eqtype = scalar U16 +type u32 : eqtype = scalar U32 +type u64 : eqtype = scalar U64 +type u128 : eqtype = scalar U128 /// Negation let isize_neg = scalar_neg #Isize |