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authorSon Ho2024-02-09 15:24:57 +0100
committerSon Ho2024-02-09 15:24:57 +0100
commit42fe6fb304b322b2bfabab243964375520f46973 (patch)
tree99e8924192da54999eb267f78cd2b2392d3c8634 /tests/coq/demo
parenteb8bddcbd120f666f74023de9a23c48e1a55833d (diff)
Add some demo files
Diffstat (limited to '')
-rw-r--r--tests/coq/demo/Demo.v167
-rw-r--r--tests/coq/demo/Primitives.v899
2 files changed, 1066 insertions, 0 deletions
diff --git a/tests/coq/demo/Demo.v b/tests/coq/demo/Demo.v
new file mode 100644
index 00000000..1abe7c5c
--- /dev/null
+++ b/tests/coq/demo/Demo.v
@@ -0,0 +1,167 @@
+(** THIS FILE WAS AUTOMATICALLY GENERATED BY AENEAS *)
+(** [demo] *)
+Require Import Primitives.
+Import Primitives.
+Require Import Coq.ZArith.ZArith.
+Require Import List.
+Import ListNotations.
+Local Open Scope Primitives_scope.
+Module Demo.
+
+(** [demo::choose]:
+ Source: 'src/demo.rs', lines 5:0-5:70 *)
+Definition choose
+ (T : Type) (b : bool) (x : T) (y : T) : result (T * (T -> result (T * T))) :=
+ if b
+ then let back_'a := fun (ret : T) => Return (ret, y) in Return (x, back_'a)
+ else let back_'a := fun (ret : T) => Return (x, ret) in Return (y, back_'a)
+.
+
+(** [demo::mul2_add1]:
+ Source: 'src/demo.rs', lines 13:0-13:31 *)
+Definition mul2_add1 (x : u32) : result u32 :=
+ i <- u32_add x x; u32_add i 1%u32
+.
+
+(** [demo::use_mul2_add1]:
+ Source: 'src/demo.rs', lines 17:0-17:43 *)
+Definition use_mul2_add1 (x : u32) (y : u32) : result u32 :=
+ i <- mul2_add1 x; u32_add i y
+.
+
+(** [demo::incr]:
+ Source: 'src/demo.rs', lines 21:0-21:31 *)
+Definition incr (x : u32) : result u32 :=
+ u32_add x 1%u32.
+
+(** [demo::CList]
+ Source: 'src/demo.rs', lines 27:0-27:17 *)
+Inductive CList_t (T : Type) :=
+| CList_CCons : T -> CList_t T -> CList_t T
+| CList_CNil : CList_t T
+.
+
+Arguments CList_CCons { _ }.
+Arguments CList_CNil { _ }.
+
+(** [demo::list_nth]:
+ Source: 'src/demo.rs', lines 32:0-32:56 *)
+Fixpoint list_nth (T : Type) (n : nat) (l : CList_t T) (i : u32) : result T :=
+ match n with
+ | O => Fail_ OutOfFuel
+ | S n1 =>
+ match l with
+ | CList_CCons x tl =>
+ if i s= 0%u32
+ then Return x
+ else (i1 <- u32_sub i 1%u32; list_nth T n1 tl i1)
+ | CList_CNil => Fail_ Failure
+ end
+ end
+.
+
+(** [demo::list_nth_mut]:
+ Source: 'src/demo.rs', lines 47:0-47:68 *)
+Fixpoint list_nth_mut
+ (T : Type) (n : nat) (l : CList_t T) (i : u32) :
+ result (T * (T -> result (CList_t T)))
+ :=
+ match n with
+ | O => Fail_ OutOfFuel
+ | S n1 =>
+ match l with
+ | CList_CCons x tl =>
+ if i s= 0%u32
+ then
+ let back_'a := fun (ret : T) => Return (CList_CCons ret tl) in
+ Return (x, back_'a)
+ else (
+ i1 <- u32_sub i 1%u32;
+ p <- list_nth_mut T n1 tl i1;
+ let (t, list_nth_mut_back) := p in
+ let back_'a :=
+ fun (ret : T) =>
+ tl1 <- list_nth_mut_back ret; Return (CList_CCons x tl1) in
+ Return (t, back_'a))
+ | CList_CNil => Fail_ Failure
+ end
+ end
+.
+
+(** [demo::list_nth_mut1]: loop 0:
+ Source: 'src/demo.rs', lines 62:0-71:1 *)
+Fixpoint list_nth_mut1_loop
+ (T : Type) (n : nat) (l : CList_t T) (i : u32) :
+ result (T * (T -> result (CList_t T)))
+ :=
+ match n with
+ | O => Fail_ OutOfFuel
+ | S n1 =>
+ match l with
+ | CList_CCons x tl =>
+ if i s= 0%u32
+ then
+ let back_'a := fun (ret : T) => Return (CList_CCons ret tl) in
+ Return (x, back_'a)
+ else (
+ i1 <- u32_sub i 1%u32;
+ p <- list_nth_mut1_loop T n1 tl i1;
+ let (t, back_'a) := p in
+ let back_'a1 :=
+ fun (ret : T) => tl1 <- back_'a ret; Return (CList_CCons x tl1) in
+ Return (t, back_'a1))
+ | CList_CNil => Fail_ Failure
+ end
+ end
+.
+
+(** [demo::list_nth_mut1]:
+ Source: 'src/demo.rs', lines 62:0-62:77 *)
+Definition list_nth_mut1
+ (T : Type) (n : nat) (l : CList_t T) (i : u32) :
+ result (T * (T -> result (CList_t T)))
+ :=
+ p <- list_nth_mut1_loop T n l i; let (t, back_'a) := p in Return (t, back_'a)
+.
+
+(** [demo::i32_id]:
+ Source: 'src/demo.rs', lines 73:0-73:28 *)
+Fixpoint i32_id (n : nat) (i : i32) : result i32 :=
+ match n with
+ | O => Fail_ OutOfFuel
+ | S n1 =>
+ if i s= 0%i32
+ then Return 0%i32
+ else (i1 <- i32_sub i 1%i32; i2 <- i32_id n1 i1; i32_add i2 1%i32)
+ end
+.
+
+(** Trait declaration: [demo::Counter]
+ Source: 'src/demo.rs', lines 83:0-83:17 *)
+Record Counter_t (Self : Type) := mkCounter_t {
+ Counter_t_incr : Self -> result (usize * Self);
+}.
+
+Arguments mkCounter_t { _ }.
+Arguments Counter_t_incr { _ }.
+
+(** [demo::{usize}::incr]:
+ Source: 'src/demo.rs', lines 88:4-88:31 *)
+Definition usize_incr (self : usize) : result (usize * usize) :=
+ self1 <- usize_add self 1%usize; Return (self, self1)
+.
+
+(** Trait implementation: [demo::{usize}]
+ Source: 'src/demo.rs', lines 87:0-87:22 *)
+Definition demo_CounterUsizeInst : Counter_t usize := {|
+ Counter_t_incr := usize_incr;
+|}.
+
+(** [demo::use_counter]:
+ Source: 'src/demo.rs', lines 95:0-95:59 *)
+Definition use_counter
+ (T : Type) (counterTInst : Counter_t T) (cnt : T) : result (usize * T) :=
+ counterTInst.(Counter_t_incr) cnt
+.
+
+End Demo.
diff --git a/tests/coq/demo/Primitives.v b/tests/coq/demo/Primitives.v
new file mode 100644
index 00000000..990e27e4
--- /dev/null
+++ b/tests/coq/demo/Primitives.v
@@ -0,0 +1,899 @@
+Require Import Lia.
+Require Coq.Strings.Ascii.
+Require Coq.Strings.String.
+Require Import Coq.Program.Equality.
+Require Import Coq.ZArith.ZArith.
+Require Import Coq.ZArith.Znat.
+Require Import List.
+Import ListNotations.
+
+Module Primitives.
+
+ (* TODO: use more *)
+Declare Scope Primitives_scope.
+
+(*** Result *)
+
+Inductive error :=
+ | Failure
+ | OutOfFuel.
+
+Inductive result A :=
+ | Return : A -> result A
+ | Fail_ : error -> result A.
+
+Arguments Return {_} a.
+Arguments Fail_ {_}.
+
+Definition bind {A B} (m: result A) (f: A -> result B) : result B :=
+ match m with
+ | Fail_ e => Fail_ e
+ | Return x => f x
+ end.
+
+Definition return_ {A: Type} (x: A) : result A := Return x.
+Definition fail_ {A: Type} (e: error) : result A := Fail_ e.
+
+Notation "x <- c1 ; c2" := (bind c1 (fun x => c2))
+ (at level 61, c1 at next level, right associativity).
+
+(** Monadic assert *)
+Definition massert (b: bool) : result unit :=
+ if b then Return tt else Fail_ Failure.
+
+(** Normalize and unwrap a successful result (used for globals) *)
+Definition eval_result_refl {A} {x} (a: result A) (p: a = Return x) : A :=
+ match a as r return (r = Return x -> A) with
+ | Return a' => fun _ => a'
+ | Fail_ e => fun p' =>
+ False_rect _ (eq_ind (Fail_ e)
+ (fun e : result A =>
+ match e with
+ | Return _ => False
+ | Fail_ e => True
+ end)
+ I (Return x) p')
+ end p.
+
+Notation "x %global" := (eval_result_refl x eq_refl) (at level 40).
+Notation "x %return" := (eval_result_refl x eq_refl) (at level 40).
+
+(* Sanity check *)
+Check (if true then Return (1 + 2) else Fail_ Failure)%global = 3.
+
+(*** Misc *)
+
+Definition string := Coq.Strings.String.string.
+Definition char := Coq.Strings.Ascii.ascii.
+Definition char_of_byte := Coq.Strings.Ascii.ascii_of_byte.
+
+Definition core_mem_replace (a : Type) (x : a) (y : a) : a * a := (x, x) .
+
+Record mut_raw_ptr (T : Type) := { mut_raw_ptr_v : T }.
+Record const_raw_ptr (T : Type) := { const_raw_ptr_v : T }.
+
+(*** Scalars *)
+
+Definition i8_min : Z := -128%Z.
+Definition i8_max : Z := 127%Z.
+Definition i16_min : Z := -32768%Z.
+Definition i16_max : Z := 32767%Z.
+Definition i32_min : Z := -2147483648%Z.
+Definition i32_max : Z := 2147483647%Z.
+Definition i64_min : Z := -9223372036854775808%Z.
+Definition i64_max : Z := 9223372036854775807%Z.
+Definition i128_min : Z := -170141183460469231731687303715884105728%Z.
+Definition i128_max : Z := 170141183460469231731687303715884105727%Z.
+Definition u8_min : Z := 0%Z.
+Definition u8_max : Z := 255%Z.
+Definition u16_min : Z := 0%Z.
+Definition u16_max : Z := 65535%Z.
+Definition u32_min : Z := 0%Z.
+Definition u32_max : Z := 4294967295%Z.
+Definition u64_min : Z := 0%Z.
+Definition u64_max : Z := 18446744073709551615%Z.
+Definition u128_min : Z := 0%Z.
+Definition u128_max : Z := 340282366920938463463374607431768211455%Z.
+
+(** The bounds of [isize] and [usize] vary with the architecture. *)
+Axiom isize_min : Z.
+Axiom isize_max : Z.
+Definition usize_min : Z := 0%Z.
+Axiom usize_max : Z.
+
+Open Scope Z_scope.
+
+(** We provide those lemmas to reason about the bounds of [isize] and [usize] *)
+Axiom isize_min_bound : isize_min <= i32_min.
+Axiom isize_max_bound : i32_max <= isize_max.
+Axiom usize_max_bound : u32_max <= usize_max.
+
+Inductive scalar_ty :=
+ | Isize
+ | I8
+ | I16
+ | I32
+ | I64
+ | I128
+ | Usize
+ | U8
+ | U16
+ | U32
+ | U64
+ | U128
+.
+
+Definition scalar_min (ty: scalar_ty) : Z :=
+ match ty with
+ | Isize => isize_min
+ | I8 => i8_min
+ | I16 => i16_min
+ | I32 => i32_min
+ | I64 => i64_min
+ | I128 => i128_min
+ | Usize => usize_min
+ | U8 => u8_min
+ | U16 => u16_min
+ | U32 => u32_min
+ | U64 => u64_min
+ | U128 => u128_min
+end.
+
+Definition scalar_max (ty: scalar_ty) : Z :=
+ match ty with
+ | Isize => isize_max
+ | I8 => i8_max
+ | I16 => i16_max
+ | I32 => i32_max
+ | I64 => i64_max
+ | I128 => i128_max
+ | Usize => usize_max
+ | U8 => u8_max
+ | U16 => u16_max
+ | U32 => u32_max
+ | U64 => u64_max
+ | U128 => u128_max
+end.
+
+(** We use the following conservative bounds to make sure we can compute bound
+ checks in most situations *)
+Definition scalar_min_cons (ty: scalar_ty) : Z :=
+ match ty with
+ | Isize => i32_min
+ | Usize => u32_min
+ | _ => scalar_min ty
+end.
+
+Definition scalar_max_cons (ty: scalar_ty) : Z :=
+ match ty with
+ | Isize => i32_max
+ | Usize => u32_max
+ | _ => scalar_max ty
+end.
+
+Lemma scalar_min_cons_valid : forall ty, scalar_min ty <= scalar_min_cons ty .
+Proof.
+ destruct ty; unfold scalar_min_cons, scalar_min; try lia.
+ - pose isize_min_bound; lia.
+ - apply Z.le_refl.
+Qed.
+
+Lemma scalar_max_cons_valid : forall ty, scalar_max ty >= scalar_max_cons ty .
+Proof.
+ destruct ty; unfold scalar_max_cons, scalar_max; try lia.
+ - pose isize_max_bound; lia.
+ - pose usize_max_bound. lia.
+Qed.
+
+Definition scalar (ty: scalar_ty) : Type :=
+ { x: Z | scalar_min ty <= x <= scalar_max ty }.
+
+Definition to_Z {ty} (x: scalar ty) : Z := proj1_sig x.
+
+(** Bounds checks: we start by using the conservative bounds, to make sure we
+ can compute in most situations, then we use the real bounds (for [isize]
+ and [usize]). *)
+Definition scalar_ge_min (ty: scalar_ty) (x: Z) : bool :=
+ Z.leb (scalar_min_cons ty) x || Z.leb (scalar_min ty) x.
+
+Definition scalar_le_max (ty: scalar_ty) (x: Z) : bool :=
+ Z.leb x (scalar_max_cons ty) || Z.leb x (scalar_max ty).
+
+Lemma scalar_ge_min_valid (ty: scalar_ty) (x: Z) :
+ scalar_ge_min ty x = true -> scalar_min ty <= x .
+Proof.
+ unfold scalar_ge_min.
+ pose (scalar_min_cons_valid ty).
+ lia.
+Qed.
+
+Lemma scalar_le_max_valid (ty: scalar_ty) (x: Z) :
+ scalar_le_max ty x = true -> x <= scalar_max ty .
+Proof.
+ unfold scalar_le_max.
+ pose (scalar_max_cons_valid ty).
+ lia.
+Qed.
+
+Definition scalar_in_bounds (ty: scalar_ty) (x: Z) : bool :=
+ scalar_ge_min ty x && scalar_le_max ty x .
+
+Lemma scalar_in_bounds_valid (ty: scalar_ty) (x: Z) :
+ scalar_in_bounds ty x = true -> scalar_min ty <= x <= scalar_max ty .
+Proof.
+ unfold scalar_in_bounds.
+ intros H.
+ destruct (scalar_ge_min ty x) eqn:Hmin.
+ - destruct (scalar_le_max ty x) eqn:Hmax.
+ + pose (scalar_ge_min_valid ty x Hmin).
+ pose (scalar_le_max_valid ty x Hmax).
+ lia.
+ + inversion H.
+ - inversion H.
+Qed.
+
+Import Sumbool.
+
+Definition mk_scalar (ty: scalar_ty) (x: Z) : result (scalar ty) :=
+ match sumbool_of_bool (scalar_in_bounds ty x) with
+ | left H => Return (exist _ x (scalar_in_bounds_valid _ _ H))
+ | right _ => Fail_ Failure
+ end.
+
+Definition scalar_add {ty} (x y: scalar ty) : result (scalar ty) := mk_scalar ty (to_Z x + to_Z y).
+
+Definition scalar_sub {ty} (x y: scalar ty) : result (scalar ty) := mk_scalar ty (to_Z x - to_Z y).
+
+Definition scalar_mul {ty} (x y: scalar ty) : result (scalar ty) := mk_scalar ty (to_Z x * to_Z y).
+
+Definition scalar_div {ty} (x y: scalar ty) : result (scalar ty) :=
+ if to_Z y =? 0 then Fail_ Failure else
+ mk_scalar ty (to_Z x / to_Z y).
+
+Definition scalar_rem {ty} (x y: scalar ty) : result (scalar ty) := mk_scalar ty (Z.rem (to_Z x) (to_Z y)).
+
+Definition scalar_neg {ty} (x: scalar ty) : result (scalar ty) := mk_scalar ty (-(to_Z x)).
+
+Axiom scalar_xor : forall ty, scalar ty -> scalar ty -> scalar ty. (* TODO *)
+Axiom scalar_or : forall ty, scalar ty -> scalar ty -> scalar ty. (* TODO *)
+Axiom scalar_and : forall ty, scalar ty -> scalar ty -> scalar ty. (* TODO *)
+Axiom scalar_shl : forall ty0 ty1, scalar ty0 -> scalar ty1 -> result (scalar ty0). (* TODO *)
+Axiom scalar_shr : forall ty0 ty1, scalar ty0 -> scalar ty1 -> result (scalar ty0). (* TODO *)
+
+(** Cast an integer from a [src_ty] to a [tgt_ty] *)
+(* TODO: check the semantics of casts in Rust *)
+Definition scalar_cast (src_ty tgt_ty : scalar_ty) (x : scalar src_ty) : result (scalar tgt_ty) :=
+ mk_scalar tgt_ty (to_Z x).
+
+(* This can't fail, but for now we make all casts faillible (easier for the translation) *)
+Definition scalar_cast_bool (tgt_ty : scalar_ty) (x : bool) : result (scalar tgt_ty) :=
+ mk_scalar tgt_ty (if x then 1 else 0).
+
+(** Comparisons *)
+Definition scalar_leb {ty : scalar_ty} (x : scalar ty) (y : scalar ty) : bool :=
+ Z.leb (to_Z x) (to_Z y) .
+
+Definition scalar_ltb {ty : scalar_ty} (x : scalar ty) (y : scalar ty) : bool :=
+ Z.ltb (to_Z x) (to_Z y) .
+
+Definition scalar_geb {ty : scalar_ty} (x : scalar ty) (y : scalar ty) : bool :=
+ Z.geb (to_Z x) (to_Z y) .
+
+Definition scalar_gtb {ty : scalar_ty} (x : scalar ty) (y : scalar ty) : bool :=
+ Z.gtb (to_Z x) (to_Z y) .
+
+Definition scalar_eqb {ty : scalar_ty} (x : scalar ty) (y : scalar ty) : bool :=
+ Z.eqb (to_Z x) (to_Z y) .
+
+Definition scalar_neqb {ty : scalar_ty} (x : scalar ty) (y : scalar ty) : bool :=
+ negb (Z.eqb (to_Z x) (to_Z y)) .
+
+
+(** The scalar types *)
+Definition isize := scalar Isize.
+Definition i8 := scalar I8.
+Definition i16 := scalar I16.
+Definition i32 := scalar I32.
+Definition i64 := scalar I64.
+Definition i128 := scalar I128.
+Definition usize := scalar Usize.
+Definition u8 := scalar U8.
+Definition u16 := scalar U16.
+Definition u32 := scalar U32.
+Definition u64 := scalar U64.
+Definition u128 := scalar U128.
+
+(** Negaion *)
+Definition isize_neg := @scalar_neg Isize.
+Definition i8_neg := @scalar_neg I8.
+Definition i16_neg := @scalar_neg I16.
+Definition i32_neg := @scalar_neg I32.
+Definition i64_neg := @scalar_neg I64.
+Definition i128_neg := @scalar_neg I128.
+
+(** Division *)
+Definition isize_div := @scalar_div Isize.
+Definition i8_div := @scalar_div I8.
+Definition i16_div := @scalar_div I16.
+Definition i32_div := @scalar_div I32.
+Definition i64_div := @scalar_div I64.
+Definition i128_div := @scalar_div I128.
+Definition usize_div := @scalar_div Usize.
+Definition u8_div := @scalar_div U8.
+Definition u16_div := @scalar_div U16.
+Definition u32_div := @scalar_div U32.
+Definition u64_div := @scalar_div U64.
+Definition u128_div := @scalar_div U128.
+
+(** Remainder *)
+Definition isize_rem := @scalar_rem Isize.
+Definition i8_rem := @scalar_rem I8.
+Definition i16_rem := @scalar_rem I16.
+Definition i32_rem := @scalar_rem I32.
+Definition i64_rem := @scalar_rem I64.
+Definition i128_rem := @scalar_rem I128.
+Definition usize_rem := @scalar_rem Usize.
+Definition u8_rem := @scalar_rem U8.
+Definition u16_rem := @scalar_rem U16.
+Definition u32_rem := @scalar_rem U32.
+Definition u64_rem := @scalar_rem U64.
+Definition u128_rem := @scalar_rem U128.
+
+(** Addition *)
+Definition isize_add := @scalar_add Isize.
+Definition i8_add := @scalar_add I8.
+Definition i16_add := @scalar_add I16.
+Definition i32_add := @scalar_add I32.
+Definition i64_add := @scalar_add I64.
+Definition i128_add := @scalar_add I128.
+Definition usize_add := @scalar_add Usize.
+Definition u8_add := @scalar_add U8.
+Definition u16_add := @scalar_add U16.
+Definition u32_add := @scalar_add U32.
+Definition u64_add := @scalar_add U64.
+Definition u128_add := @scalar_add U128.
+
+(** Substraction *)
+Definition isize_sub := @scalar_sub Isize.
+Definition i8_sub := @scalar_sub I8.
+Definition i16_sub := @scalar_sub I16.
+Definition i32_sub := @scalar_sub I32.
+Definition i64_sub := @scalar_sub I64.
+Definition i128_sub := @scalar_sub I128.
+Definition usize_sub := @scalar_sub Usize.
+Definition u8_sub := @scalar_sub U8.
+Definition u16_sub := @scalar_sub U16.
+Definition u32_sub := @scalar_sub U32.
+Definition u64_sub := @scalar_sub U64.
+Definition u128_sub := @scalar_sub U128.
+
+(** Multiplication *)
+Definition isize_mul := @scalar_mul Isize.
+Definition i8_mul := @scalar_mul I8.
+Definition i16_mul := @scalar_mul I16.
+Definition i32_mul := @scalar_mul I32.
+Definition i64_mul := @scalar_mul I64.
+Definition i128_mul := @scalar_mul I128.
+Definition usize_mul := @scalar_mul Usize.
+Definition u8_mul := @scalar_mul U8.
+Definition u16_mul := @scalar_mul U16.
+Definition u32_mul := @scalar_mul U32.
+Definition u64_mul := @scalar_mul U64.
+Definition u128_mul := @scalar_mul U128.
+
+(** Xor *)
+Definition u8_xor := @scalar_xor U8.
+Definition u16_xor := @scalar_xor U16.
+Definition u32_xor := @scalar_xor U32.
+Definition u64_xor := @scalar_xor U64.
+Definition u128_xor := @scalar_xor U128.
+Definition usize_xor := @scalar_xor Usize.
+Definition i8_xor := @scalar_xor I8.
+Definition i16_xor := @scalar_xor I16.
+Definition i32_xor := @scalar_xor I32.
+Definition i64_xor := @scalar_xor I64.
+Definition i128_xor := @scalar_xor I128.
+Definition isize_xor := @scalar_xor Isize.
+
+(** Or *)
+Definition u8_or := @scalar_or U8.
+Definition u16_or := @scalar_or U16.
+Definition u32_or := @scalar_or U32.
+Definition u64_or := @scalar_or U64.
+Definition u128_or := @scalar_or U128.
+Definition usize_or := @scalar_or Usize.
+Definition i8_or := @scalar_or I8.
+Definition i16_or := @scalar_or I16.
+Definition i32_or := @scalar_or I32.
+Definition i64_or := @scalar_or I64.
+Definition i128_or := @scalar_or I128.
+Definition isize_or := @scalar_or Isize.
+
+(** And *)
+Definition u8_and := @scalar_and U8.
+Definition u16_and := @scalar_and U16.
+Definition u32_and := @scalar_and U32.
+Definition u64_and := @scalar_and U64.
+Definition u128_and := @scalar_and U128.
+Definition usize_and := @scalar_and Usize.
+Definition i8_and := @scalar_and I8.
+Definition i16_and := @scalar_and I16.
+Definition i32_and := @scalar_and I32.
+Definition i64_and := @scalar_and I64.
+Definition i128_and := @scalar_and I128.
+Definition isize_and := @scalar_and Isize.
+
+(** Shift left *)
+Definition u8_shl {ty} := @scalar_shl U8 ty.
+Definition u16_shl {ty} := @scalar_shl U16 ty.
+Definition u32_shl {ty} := @scalar_shl U32 ty.
+Definition u64_shl {ty} := @scalar_shl U64 ty.
+Definition u128_shl {ty} := @scalar_shl U128 ty.
+Definition usize_shl {ty} := @scalar_shl Usize ty.
+Definition i8_shl {ty} := @scalar_shl I8 ty.
+Definition i16_shl {ty} := @scalar_shl I16 ty.
+Definition i32_shl {ty} := @scalar_shl I32 ty.
+Definition i64_shl {ty} := @scalar_shl I64 ty.
+Definition i128_shl {ty} := @scalar_shl I128 ty.
+Definition isize_shl {ty} := @scalar_shl Isize ty.
+
+(** Shift right *)
+Definition u8_shr {ty} := @scalar_shr U8 ty.
+Definition u16_shr {ty} := @scalar_shr U16 ty.
+Definition u32_shr {ty} := @scalar_shr U32 ty.
+Definition u64_shr {ty} := @scalar_shr U64 ty.
+Definition u128_shr {ty} := @scalar_shr U128 ty.
+Definition usize_shr {ty} := @scalar_shr Usize ty.
+Definition i8_shr {ty} := @scalar_shr I8 ty.
+Definition i16_shr {ty} := @scalar_shr I16 ty.
+Definition i32_shr {ty} := @scalar_shr I32 ty.
+Definition i64_shr {ty} := @scalar_shr I64 ty.
+Definition i128_shr {ty} := @scalar_shr I128 ty.
+Definition isize_shr {ty} := @scalar_shr Isize ty.
+
+(** Small utility *)
+Definition usize_to_nat (x: usize) : nat := Z.to_nat (to_Z x).
+
+(** Notations *)
+Notation "x %isize" := ((mk_scalar Isize x)%return) (at level 9).
+Notation "x %i8" := ((mk_scalar I8 x)%return) (at level 9).
+Notation "x %i16" := ((mk_scalar I16 x)%return) (at level 9).
+Notation "x %i32" := ((mk_scalar I32 x)%return) (at level 9).
+Notation "x %i64" := ((mk_scalar I64 x)%return) (at level 9).
+Notation "x %i128" := ((mk_scalar I128 x)%return) (at level 9).
+Notation "x %usize" := ((mk_scalar Usize x)%return) (at level 9).
+Notation "x %u8" := ((mk_scalar U8 x)%return) (at level 9).
+Notation "x %u16" := ((mk_scalar U16 x)%return) (at level 9).
+Notation "x %u32" := ((mk_scalar U32 x)%return) (at level 9).
+Notation "x %u64" := ((mk_scalar U64 x)%return) (at level 9).
+Notation "x %u128" := ((mk_scalar U128 x)%return) (at level 9).
+
+Notation "x s= y" := (scalar_eqb x y) (at level 80) : Primitives_scope.
+Notation "x s<> y" := (scalar_neqb x y) (at level 80) : Primitives_scope.
+Notation "x s<= y" := (scalar_leb x y) (at level 80) : Primitives_scope.
+Notation "x s< y" := (scalar_ltb x y) (at level 80) : Primitives_scope.
+Notation "x s>= y" := (scalar_geb x y) (at level 80) : Primitives_scope.
+Notation "x s> y" := (scalar_gtb x y) (at level 80) : Primitives_scope.
+
+(** Constants *)
+Definition core_u8_max := u8_max %u32.
+Definition core_u16_max := u16_max %u32.
+Definition core_u32_max := u32_max %u32.
+Definition core_u64_max := u64_max %u64.
+Definition core_u128_max := u64_max %u128.
+Axiom core_usize_max : usize. (** TODO *)
+Definition core_i8_max := i8_max %i32.
+Definition core_i16_max := i16_max %i32.
+Definition core_i32_max := i32_max %i32.
+Definition core_i64_max := i64_max %i64.
+Definition core_i128_max := i64_max %i128.
+Axiom core_isize_max : isize. (** TODO *)
+
+(*** core::ops *)
+
+(* Trait declaration: [core::ops::index::Index] *)
+Record core_ops_index_Index (Self Idx : Type) := mk_core_ops_index_Index {
+ core_ops_index_Index_Output : Type;
+ core_ops_index_Index_index : Self -> Idx -> result core_ops_index_Index_Output;
+}.
+Arguments mk_core_ops_index_Index {_ _}.
+Arguments core_ops_index_Index_Output {_ _}.
+Arguments core_ops_index_Index_index {_ _}.
+
+(* Trait declaration: [core::ops::index::IndexMut] *)
+Record core_ops_index_IndexMut (Self Idx : Type) := mk_core_ops_index_IndexMut {
+ core_ops_index_IndexMut_indexInst : core_ops_index_Index Self Idx;
+ core_ops_index_IndexMut_index_mut :
+ Self ->
+ Idx ->
+ result (core_ops_index_IndexMut_indexInst.(core_ops_index_Index_Output) *
+ (core_ops_index_IndexMut_indexInst.(core_ops_index_Index_Output) -> result Self));
+}.
+Arguments mk_core_ops_index_IndexMut {_ _}.
+Arguments core_ops_index_IndexMut_indexInst {_ _}.
+Arguments core_ops_index_IndexMut_index_mut {_ _}.
+
+(* Trait declaration [core::ops::deref::Deref] *)
+Record core_ops_deref_Deref (Self : Type) := mk_core_ops_deref_Deref {
+ core_ops_deref_Deref_target : Type;
+ core_ops_deref_Deref_deref : Self -> result core_ops_deref_Deref_target;
+}.
+Arguments mk_core_ops_deref_Deref {_}.
+Arguments core_ops_deref_Deref_target {_}.
+Arguments core_ops_deref_Deref_deref {_}.
+
+(* Trait declaration [core::ops::deref::DerefMut] *)
+Record core_ops_deref_DerefMut (Self : Type) := mk_core_ops_deref_DerefMut {
+ core_ops_deref_DerefMut_derefInst : core_ops_deref_Deref Self;
+ core_ops_deref_DerefMut_deref_mut :
+ Self ->
+ result (core_ops_deref_DerefMut_derefInst.(core_ops_deref_Deref_target) *
+ (core_ops_deref_DerefMut_derefInst.(core_ops_deref_Deref_target) -> result Self));
+}.
+Arguments mk_core_ops_deref_DerefMut {_}.
+Arguments core_ops_deref_DerefMut_derefInst {_}.
+Arguments core_ops_deref_DerefMut_deref_mut {_}.
+
+Record core_ops_range_Range (T : Type) := mk_core_ops_range_Range {
+ core_ops_range_Range_start : T;
+ core_ops_range_Range_end_ : T;
+}.
+Arguments mk_core_ops_range_Range {_}.
+Arguments core_ops_range_Range_start {_}.
+Arguments core_ops_range_Range_end_ {_}.
+
+(*** [alloc] *)
+
+Definition alloc_boxed_Box_deref (T : Type) (x : T) : result T := Return x.
+Definition alloc_boxed_Box_deref_mut (T : Type) (x : T) : result (T * (T -> result T)) :=
+ Return (x, fun x => Return x).
+
+(* Trait instance *)
+Definition alloc_boxed_Box_coreopsDerefInst (Self : Type) : core_ops_deref_Deref Self := {|
+ core_ops_deref_Deref_target := Self;
+ core_ops_deref_Deref_deref := alloc_boxed_Box_deref Self;
+|}.
+
+(* Trait instance *)
+Definition alloc_boxed_Box_coreopsDerefMutInst (Self : Type) : core_ops_deref_DerefMut Self := {|
+ core_ops_deref_DerefMut_derefInst := alloc_boxed_Box_coreopsDerefInst Self;
+ core_ops_deref_DerefMut_deref_mut := alloc_boxed_Box_deref_mut Self;
+|}.
+
+
+(*** Arrays *)
+Definition array T (n : usize) := { l: list T | Z.of_nat (length l) = to_Z n}.
+
+Lemma le_0_usize_max : 0 <= usize_max.
+Proof.
+ pose (H := usize_max_bound).
+ unfold u32_max in H.
+ lia.
+Qed.
+
+Lemma eqb_imp_eq (x y : Z) : Z.eqb x y = true -> x = y.
+Proof.
+ lia.
+Qed.
+
+(* TODO: finish the definitions *)
+Axiom mk_array : forall (T : Type) (n : usize) (l : list T), array T n.
+
+(* For initialization *)
+Axiom array_repeat : forall (T : Type) (n : usize) (x : T), array T n.
+
+Axiom array_index_usize : forall (T : Type) (n : usize) (x : array T n) (i : usize), result T.
+Axiom array_update_usize : forall (T : Type) (n : usize) (x : array T n) (i : usize) (nx : T), result (array T n).
+
+Definition array_index_mut_usize (T : Type) (n : usize) (a : array T n) (i : usize) :
+ result (T * (T -> result (array T n))) :=
+ match array_index_usize T n a i with
+ | Fail_ e => Fail_ e
+ | Return x => Return (x, array_update_usize T n a i)
+ end.
+
+(*** Slice *)
+Definition slice T := { l: list T | Z.of_nat (length l) <= usize_max}.
+
+Axiom slice_len : forall (T : Type) (s : slice T), usize.
+Axiom slice_index_usize : forall (T : Type) (x : slice T) (i : usize), result T.
+Axiom slice_update_usize : forall (T : Type) (x : slice T) (i : usize) (nx : T), result (slice T).
+
+Definition slice_index_mut_usize (T : Type) (s : slice T) (i : usize) :
+ result (T * (T -> result (slice T))) :=
+ match slice_index_usize T s i with
+ | Fail_ e => Fail_ e
+ | Return x => Return (x, slice_update_usize T s i)
+ end.
+
+(*** Subslices *)
+
+Axiom array_to_slice : forall (T : Type) (n : usize) (x : array T n), result (slice T).
+Axiom array_from_slice : forall (T : Type) (n : usize) (x : array T n) (s : slice T), result (array T n).
+
+Definition array_to_slice_mut (T : Type) (n : usize) (a : array T n) :
+ result (slice T * (slice T -> result (array T n))) :=
+ match array_to_slice T n a with
+ | Fail_ e => Fail_ e
+ | Return x => Return (x, array_from_slice T n a)
+ end.
+
+Axiom array_subslice: forall (T : Type) (n : usize) (x : array T n) (r : core_ops_range_Range usize), result (slice T).
+Axiom array_update_subslice: forall (T : Type) (n : usize) (x : array T n) (r : core_ops_range_Range usize) (ns : slice T), result (array T n).
+
+Axiom slice_subslice: forall (T : Type) (x : slice T) (r : core_ops_range_Range usize), result (slice T).
+Axiom slice_update_subslice: forall (T : Type) (x : slice T) (r : core_ops_range_Range usize) (ns : slice T), result (slice T).
+
+(*** Vectors *)
+
+Definition alloc_vec_Vec T := { l: list T | Z.of_nat (length l) <= usize_max }.
+
+Definition alloc_vec_Vec_to_list {T: Type} (v: alloc_vec_Vec T) : list T := proj1_sig v.
+
+Definition alloc_vec_Vec_length {T: Type} (v: alloc_vec_Vec T) : Z := Z.of_nat (length (alloc_vec_Vec_to_list v)).
+
+Definition alloc_vec_Vec_new (T: Type) : alloc_vec_Vec T := (exist _ [] le_0_usize_max).
+
+Lemma alloc_vec_Vec_len_in_usize {T} (v: alloc_vec_Vec T) : usize_min <= alloc_vec_Vec_length v <= usize_max.
+Proof.
+ unfold alloc_vec_Vec_length, usize_min.
+ split.
+ - lia.
+ - apply (proj2_sig v).
+Qed.
+
+Definition alloc_vec_Vec_len (T: Type) (v: alloc_vec_Vec T) : usize :=
+ exist _ (alloc_vec_Vec_length v) (alloc_vec_Vec_len_in_usize v).
+
+Fixpoint list_update {A} (l: list A) (n: nat) (a: A)
+ : list A :=
+ match l with
+ | [] => []
+ | x :: t => match n with
+ | 0%nat => a :: t
+ | S m => x :: (list_update t m a)
+end end.
+
+Definition alloc_vec_Vec_bind {A B} (v: alloc_vec_Vec A) (f: list A -> result (list B)) : result (alloc_vec_Vec B) :=
+ l <- f (alloc_vec_Vec_to_list v) ;
+ match sumbool_of_bool (scalar_le_max Usize (Z.of_nat (length l))) with
+ | left H => Return (exist _ l (scalar_le_max_valid _ _ H))
+ | right _ => Fail_ Failure
+ end.
+
+Definition alloc_vec_Vec_push (T: Type) (v: alloc_vec_Vec T) (x: T) : result (alloc_vec_Vec T) :=
+ alloc_vec_Vec_bind v (fun l => Return (l ++ [x])).
+
+Definition alloc_vec_Vec_insert (T: Type) (v: alloc_vec_Vec T) (i: usize) (x: T) : result (alloc_vec_Vec T) :=
+ alloc_vec_Vec_bind v (fun l =>
+ if to_Z i <? Z.of_nat (length l)
+ then Return (list_update l (usize_to_nat i) x)
+ else Fail_ Failure).
+
+(* Helper *)
+Axiom alloc_vec_Vec_index_usize : forall {T : Type} (v : alloc_vec_Vec T) (i : usize), result T.
+
+(* Helper *)
+Axiom alloc_vec_Vec_update_usize : forall {T : Type} (v : alloc_vec_Vec T) (i : usize) (x : T), result (alloc_vec_Vec T).
+
+Definition alloc_vec_Vec_index_mut_usize {T : Type} (v: alloc_vec_Vec T) (i: usize) :
+ result (T * (T -> result (alloc_vec_Vec T))) :=
+ match alloc_vec_Vec_index_usize v i with
+ | Return x =>
+ Return (x, alloc_vec_Vec_update_usize v i)
+ | Fail_ e => Fail_ e
+ end.
+
+(* Trait declaration: [core::slice::index::private_slice_index::Sealed] *)
+Definition core_slice_index_private_slice_index_Sealed (self : Type) := unit.
+
+(* Trait declaration: [core::slice::index::SliceIndex] *)
+Record core_slice_index_SliceIndex (Self T : Type) := mk_core_slice_index_SliceIndex {
+ core_slice_index_SliceIndex_sealedInst : core_slice_index_private_slice_index_Sealed Self;
+ core_slice_index_SliceIndex_Output : Type;
+ core_slice_index_SliceIndex_get : Self -> T -> result (option core_slice_index_SliceIndex_Output);
+ core_slice_index_SliceIndex_get_mut :
+ Self -> T -> result (option core_slice_index_SliceIndex_Output * (option core_slice_index_SliceIndex_Output -> result T));
+ core_slice_index_SliceIndex_get_unchecked : Self -> const_raw_ptr T -> result (const_raw_ptr core_slice_index_SliceIndex_Output);
+ core_slice_index_SliceIndex_get_unchecked_mut : Self -> mut_raw_ptr T -> result (mut_raw_ptr core_slice_index_SliceIndex_Output);
+ core_slice_index_SliceIndex_index : Self -> T -> result core_slice_index_SliceIndex_Output;
+ core_slice_index_SliceIndex_index_mut :
+ Self -> T -> result (core_slice_index_SliceIndex_Output * (core_slice_index_SliceIndex_Output -> result T));
+}.
+Arguments mk_core_slice_index_SliceIndex {_ _}.
+Arguments core_slice_index_SliceIndex_sealedInst {_ _}.
+Arguments core_slice_index_SliceIndex_Output {_ _}.
+Arguments core_slice_index_SliceIndex_get {_ _}.
+Arguments core_slice_index_SliceIndex_get_mut {_ _}.
+Arguments core_slice_index_SliceIndex_get_unchecked {_ _}.
+Arguments core_slice_index_SliceIndex_get_unchecked_mut {_ _}.
+Arguments core_slice_index_SliceIndex_index {_ _}.
+Arguments core_slice_index_SliceIndex_index_mut {_ _}.
+
+(* [core::slice::index::[T]::index]: forward function *)
+Definition core_slice_index_Slice_index
+ (T Idx : Type) (inst : core_slice_index_SliceIndex Idx (slice T))
+ (s : slice T) (i : Idx) : result inst.(core_slice_index_SliceIndex_Output) :=
+ x <- inst.(core_slice_index_SliceIndex_get) i s;
+ match x with
+ | None => Fail_ Failure
+ | Some x => Return x
+ end.
+
+(* [core::slice::index::Range:::get]: forward function *)
+Axiom core_slice_index_RangeUsize_get : forall (T : Type) (i : core_ops_range_Range usize) (s : slice T), result (option (slice T)).
+
+(* [core::slice::index::Range::get_mut]: forward function *)
+Axiom core_slice_index_RangeUsize_get_mut :
+ forall (T : Type),
+ core_ops_range_Range usize -> slice T ->
+ result (option (slice T) * (option (slice T) -> result (slice T))).
+
+(* [core::slice::index::Range::get_unchecked]: forward function *)
+Definition core_slice_index_RangeUsize_get_unchecked
+ (T : Type) :
+ core_ops_range_Range usize -> const_raw_ptr (slice T) -> result (const_raw_ptr (slice T)) :=
+ (* Don't know what the model should be - for now we always fail to make
+ sure code which uses it fails *)
+ fun _ _ => Fail_ Failure.
+
+(* [core::slice::index::Range::get_unchecked_mut]: forward function *)
+Definition core_slice_index_RangeUsize_get_unchecked_mut
+ (T : Type) :
+ core_ops_range_Range usize -> mut_raw_ptr (slice T) -> result (mut_raw_ptr (slice T)) :=
+ (* Don't know what the model should be - for now we always fail to make
+ sure code which uses it fails *)
+ fun _ _ => Fail_ Failure.
+
+(* [core::slice::index::Range::index]: forward function *)
+Axiom core_slice_index_RangeUsize_index :
+ forall (T : Type), core_ops_range_Range usize -> slice T -> result (slice T).
+
+(* [core::slice::index::Range::index_mut]: forward function *)
+Axiom core_slice_index_RangeUsize_index_mut :
+ forall (T : Type), core_ops_range_Range usize -> slice T -> result (slice T * (slice T -> result (slice T))).
+
+(* [core::slice::index::[T]::index_mut]: forward function *)
+Axiom core_slice_index_Slice_index_mut :
+ forall (T Idx : Type) (inst : core_slice_index_SliceIndex Idx (slice T)),
+ slice T -> Idx ->
+ result (inst.(core_slice_index_SliceIndex_Output) *
+ (inst.(core_slice_index_SliceIndex_Output) -> result (slice T))).
+
+(* [core::array::[T; N]::index]: forward function *)
+Axiom core_array_Array_index :
+ forall (T Idx : Type) (N : usize) (inst : core_ops_index_Index (slice T) Idx)
+ (a : array T N) (i : Idx), result inst.(core_ops_index_Index_Output).
+
+(* [core::array::[T; N]::index_mut]: forward function *)
+Axiom core_array_Array_index_mut :
+ forall (T Idx : Type) (N : usize) (inst : core_ops_index_IndexMut (slice T) Idx)
+ (a : array T N) (i : Idx),
+ result (inst.(core_ops_index_IndexMut_indexInst).(core_ops_index_Index_Output) *
+ (inst.(core_ops_index_IndexMut_indexInst).(core_ops_index_Index_Output) -> result (array T N))).
+
+(* Trait implementation: [core::slice::index::private_slice_index::Range] *)
+Definition core_slice_index_private_slice_index_SealedRangeUsizeInst
+ : core_slice_index_private_slice_index_Sealed (core_ops_range_Range usize) := tt.
+
+(* Trait implementation: [core::slice::index::Range] *)
+Definition core_slice_index_SliceIndexRangeUsizeSliceTInst (T : Type) :
+ core_slice_index_SliceIndex (core_ops_range_Range usize) (slice T) := {|
+ core_slice_index_SliceIndex_sealedInst := core_slice_index_private_slice_index_SealedRangeUsizeInst;
+ core_slice_index_SliceIndex_Output := slice T;
+ core_slice_index_SliceIndex_get := core_slice_index_RangeUsize_get T;
+ core_slice_index_SliceIndex_get_mut := core_slice_index_RangeUsize_get_mut T;
+ core_slice_index_SliceIndex_get_unchecked := core_slice_index_RangeUsize_get_unchecked T;
+ core_slice_index_SliceIndex_get_unchecked_mut := core_slice_index_RangeUsize_get_unchecked_mut T;
+ core_slice_index_SliceIndex_index := core_slice_index_RangeUsize_index T;
+ core_slice_index_SliceIndex_index_mut := core_slice_index_RangeUsize_index_mut T;
+|}.
+
+(* Trait implementation: [core::slice::index::[T]] *)
+Definition core_ops_index_IndexSliceTIInst (T Idx : Type)
+ (inst : core_slice_index_SliceIndex Idx (slice T)) :
+ core_ops_index_Index (slice T) Idx := {|
+ core_ops_index_Index_Output := inst.(core_slice_index_SliceIndex_Output);
+ core_ops_index_Index_index := core_slice_index_Slice_index T Idx inst;
+|}.
+
+(* Trait implementation: [core::slice::index::[T]] *)
+Definition core_ops_index_IndexMutSliceTIInst (T Idx : Type)
+ (inst : core_slice_index_SliceIndex Idx (slice T)) :
+ core_ops_index_IndexMut (slice T) Idx := {|
+ core_ops_index_IndexMut_indexInst := core_ops_index_IndexSliceTIInst T Idx inst;
+ core_ops_index_IndexMut_index_mut := core_slice_index_Slice_index_mut T Idx inst;
+|}.
+
+(* Trait implementation: [core::array::[T; N]] *)
+Definition core_ops_index_IndexArrayInst (T Idx : Type) (N : usize)
+ (inst : core_ops_index_Index (slice T) Idx) :
+ core_ops_index_Index (array T N) Idx := {|
+ core_ops_index_Index_Output := inst.(core_ops_index_Index_Output);
+ core_ops_index_Index_index := core_array_Array_index T Idx N inst;
+|}.
+
+(* Trait implementation: [core::array::[T; N]] *)
+Definition core_ops_index_IndexMutArrayInst (T Idx : Type) (N : usize)
+ (inst : core_ops_index_IndexMut (slice T) Idx) :
+ core_ops_index_IndexMut (array T N) Idx := {|
+ core_ops_index_IndexMut_indexInst := core_ops_index_IndexArrayInst T Idx N inst.(core_ops_index_IndexMut_indexInst);
+ core_ops_index_IndexMut_index_mut := core_array_Array_index_mut T Idx N inst;
+|}.
+
+(* [core::slice::index::usize::get]: forward function *)
+Axiom core_slice_index_usize_get : forall (T : Type), usize -> slice T -> result (option T).
+
+(* [core::slice::index::usize::get_mut]: forward function *)
+Axiom core_slice_index_usize_get_mut :
+ forall (T : Type), usize -> slice T -> result (option T * (option T -> result (slice T))).
+
+(* [core::slice::index::usize::get_unchecked]: forward function *)
+Axiom core_slice_index_usize_get_unchecked :
+ forall (T : Type), usize -> const_raw_ptr (slice T) -> result (const_raw_ptr T).
+
+(* [core::slice::index::usize::get_unchecked_mut]: forward function *)
+Axiom core_slice_index_usize_get_unchecked_mut :
+ forall (T : Type), usize -> mut_raw_ptr (slice T) -> result (mut_raw_ptr T).
+
+(* [core::slice::index::usize::index]: forward function *)
+Axiom core_slice_index_usize_index : forall (T : Type), usize -> slice T -> result T.
+
+(* [core::slice::index::usize::index_mut]: forward function *)
+Axiom core_slice_index_usize_index_mut :
+ forall (T : Type), usize -> slice T -> result (T * (T -> result (slice T))).
+
+(* Trait implementation: [core::slice::index::private_slice_index::usize] *)
+Definition core_slice_index_private_slice_index_SealedUsizeInst
+ : core_slice_index_private_slice_index_Sealed usize := tt.
+
+(* Trait implementation: [core::slice::index::usize] *)
+Definition core_slice_index_SliceIndexUsizeSliceTInst (T : Type) :
+ core_slice_index_SliceIndex usize (slice T) := {|
+ core_slice_index_SliceIndex_sealedInst := core_slice_index_private_slice_index_SealedUsizeInst;
+ core_slice_index_SliceIndex_Output := T;
+ core_slice_index_SliceIndex_get := core_slice_index_usize_get T;
+ core_slice_index_SliceIndex_get_mut := core_slice_index_usize_get_mut T;
+ core_slice_index_SliceIndex_get_unchecked := core_slice_index_usize_get_unchecked T;
+ core_slice_index_SliceIndex_get_unchecked_mut := core_slice_index_usize_get_unchecked_mut T;
+ core_slice_index_SliceIndex_index := core_slice_index_usize_index T;
+ core_slice_index_SliceIndex_index_mut := core_slice_index_usize_index_mut T;
+|}.
+
+(* [alloc::vec::Vec::index]: forward function *)
+Axiom alloc_vec_Vec_index : forall (T Idx : Type) (inst : core_slice_index_SliceIndex Idx (slice T))
+ (Self : alloc_vec_Vec T) (i : Idx), result inst.(core_slice_index_SliceIndex_Output).
+
+(* [alloc::vec::Vec::index_mut]: forward function *)
+Axiom alloc_vec_Vec_index_mut : forall (T Idx : Type) (inst : core_slice_index_SliceIndex Idx (slice T))
+ (Self : alloc_vec_Vec T) (i : Idx),
+ result (inst.(core_slice_index_SliceIndex_Output) *
+ (inst.(core_slice_index_SliceIndex_Output) -> result (alloc_vec_Vec T))).
+
+(* Trait implementation: [alloc::vec::Vec] *)
+Definition alloc_vec_Vec_coreopsindexIndexInst (T Idx : Type)
+ (inst : core_slice_index_SliceIndex Idx (slice T)) :
+ core_ops_index_Index (alloc_vec_Vec T) Idx := {|
+ core_ops_index_Index_Output := inst.(core_slice_index_SliceIndex_Output);
+ core_ops_index_Index_index := alloc_vec_Vec_index T Idx inst;
+|}.
+
+(* Trait implementation: [alloc::vec::Vec] *)
+Definition alloc_vec_Vec_coreopsindexIndexMutInst (T Idx : Type)
+ (inst : core_slice_index_SliceIndex Idx (slice T)) :
+ core_ops_index_IndexMut (alloc_vec_Vec T) Idx := {|
+ core_ops_index_IndexMut_indexInst := alloc_vec_Vec_coreopsindexIndexInst T Idx inst;
+ core_ops_index_IndexMut_index_mut := alloc_vec_Vec_index_mut T Idx inst;
+|}.
+
+(*** Theorems *)
+
+Axiom alloc_vec_Vec_index_eq : forall {a : Type} (v : alloc_vec_Vec a) (i : usize) (x : a),
+ alloc_vec_Vec_index a usize (core_slice_index_SliceIndexUsizeSliceTInst a) v i =
+ alloc_vec_Vec_index_usize v i.
+
+Axiom alloc_vec_Vec_index_mut_eq : forall {a : Type} (v : alloc_vec_Vec a) (i : usize) (x : a),
+ alloc_vec_Vec_index_mut a usize (core_slice_index_SliceIndexUsizeSliceTInst a) v i =
+ alloc_vec_Vec_index_mut_usize v i.
+
+End Primitives.