diff options
| author | Son Ho | 2023-10-27 12:12:18 +0200 |
|---|---|---|
| committer | Son Ho | 2023-10-27 12:12:18 +0200 |
| commit | 4f824528f5e0c0f898b20917c6c06821efb934da (patch) | |
| tree | 0989906573fc3f0da6786974b36e81defe1fd9b5 /backends | |
| parent | 1110b3da85e93ba0755a665edd5b8c986c54cef0 (diff) | |
Regenerate some of the F* test files
Diffstat (limited to '')
| -rw-r--r-- | backends/fstar/Primitives.fst | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/backends/fstar/Primitives.fst b/backends/fstar/Primitives.fst index 5e154122..71d75c11 100644 --- a/backends/fstar/Primitives.fst +++ b/backends/fstar/Primitives.fst @@ -55,8 +55,8 @@ type string = string let is_zero (n: nat) : bool = n = 0 let decrease (n: nat{n > 0}) : nat = n - 1 -let std_mem_replace (a : Type0) (x : a) (y : a) : a = x -let std_mem_replace_back (a : Type0) (x : a) (y : a) : a = y +let core_mem_replace (a : Type0) (x : a) (y : a) : a = x +let core_mem_replace_back (a : Type0) (x : a) (y : a) : a = y // We don't really use raw pointers for now type mut_raw_ptr (t : Type0) = { v : t } @@ -426,6 +426,13 @@ type alloc_vec_Vec (a : Type0) = v:list a{length v <= usize_max} let alloc_vec_Vec_new (a : Type0) : alloc_vec_Vec a = assert_norm(length #a [] == 0); [] let alloc_vec_Vec_len (a : Type0) (v : alloc_vec_Vec a) : usize = length v +// Helper +let alloc_vec_Vec_index_usize (#a : Type0) (v : alloc_vec_Vec a) (i : usize) (x : a) : result a = + if i < length v then Return (index v i) else Fail Failure +// Helper +let alloc_vec_Vec_update_usize (#a : Type0) (v : alloc_vec_Vec a) (i : usize) (x : a) : result (alloc_vec_Vec a) = + if i < length v then Return (list_update v i x) else Fail Failure + // The **forward** function shouldn't be used let alloc_vec_Vec_push_fwd (a : Type0) (v : alloc_vec_Vec a) (x : a) : unit = () let alloc_vec_Vec_push (a : Type0) (v : alloc_vec_Vec a) (x : a) : @@ -694,3 +701,13 @@ let alloc_vec_Vec_coreopsindexIndexMutInst (t idx : Type0) index_mut = alloc_vec_Vec_index_mut t idx inst; index_mut_back = alloc_vec_Vec_index_mut_back t idx inst; } + +(*** Theorems *) + +let alloc_vec_Vec_index_mut_back_eq (#a : Type0) (v : alloc_vec_Vec a) (i : usize) (x : a) : + Lemma ( + alloc_vec_Vec_index_mut_back a usize (core_slice_index_usize_coresliceindexSliceIndexInst a) v i x == + alloc_vec_Vec_update_usize v i x) + [SMTPat (alloc_vec_Vec_index_mut_back a usize (core_slice_index_usize_coresliceindexSliceIndexInst a) v i x)] + = + admit() |