From fc21cf96f80ccb7e6455c057987bb0ff4597c0bb Mon Sep 17 00:00:00 2001
From: Son Ho
Date: Sun, 13 Nov 2022 23:00:38 +0100
Subject: Make good progress on the Coq backend

---
 tests/coq/misc/External__Funs.v | 100 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 tests/coq/misc/External__Funs.v

(limited to 'tests/coq/misc/External__Funs.v')

diff --git a/tests/coq/misc/External__Funs.v b/tests/coq/misc/External__Funs.v
new file mode 100644
index 00000000..77b738b0
--- /dev/null
+++ b/tests/coq/misc/External__Funs.v
@@ -0,0 +1,100 @@
+(** THIS FILE WAS AUTOMATICALLY GENERATED BY AENEAS *)
+(** [external]: function definitions *)
+Require Import Primitives.
+Import Primitives.
+Require Import Coq.ZArith.ZArith.
+Local Open Scope Primitives_scope.
+Require Export External__Types .
+Import External__Types .
+Require Export External__Opaque .
+Import External__Opaque .
+Module External__Funs .
+
+(** [external::swap] *)
+Definition swap_fwd
+  (T : Type) (x : T) (y : T) (st : state) : result (state * unit) :=
+  p <- core_mem_swap_fwd T x y st;
+  let (st0, _) := p in
+  p0 <- core_mem_swap_back0 T x y st st0;
+  let (st1, _) := p0 in
+  p1 <- core_mem_swap_back1 T x y st st1;
+  let (st2, _) := p1 in Return (st2, tt)
+  .
+
+(** [external::swap] *)
+Definition swap_back
+  (T : Type) (x : T) (y : T) (st : state) (st0 : state) :
+  result (state * (T * T))
+  :=
+  p <- core_mem_swap_fwd T x y st;
+  let (st1, _) := p in
+  p0 <- core_mem_swap_back0 T x y st st1;
+  let (st2, x0) := p0 in
+  p1 <- core_mem_swap_back1 T x y st st2;
+  let (_, y0) := p1 in Return (st0, (x0, y0))
+  .
+
+(** [external::test_new_non_zero_u32] *)
+Definition test_new_non_zero_u32_fwd
+  (x : u32) (st : state) : result (state * Core_num_nonzero_non_zero_u32_t) :=
+  p <- core_num_nonzero_non_zero_u32_new_fwd x st;
+  let (st0, opt) := p in
+  p0 <- core_option_option_unwrap_fwd Core_num_nonzero_non_zero_u32_t opt st0;
+  let (st1, nzu) := p0 in Return (st1, nzu)
+  .
+
+(** [external::test_vec] *)
+Definition test_vec_fwd : result unit :=
+  let v := vec_new u32 in
+  v0 <- vec_push_back u32 v (0 %u32); let _ := v0 in Return tt
+  .
+
+(** [external::custom_swap] *)
+Definition custom_swap_fwd
+  (T : Type) (x : T) (y : T) (st : state) : result (state * T) :=
+  p <- core_mem_swap_fwd T x y st;
+  let (st0, _) := p in
+  p0 <- core_mem_swap_back0 T x y st st0;
+  let (st1, x0) := p0 in
+  p1 <- core_mem_swap_back1 T x y st st1;
+  let (st2, _) := p1 in Return (st2, x0)
+  .
+
+(** [external::custom_swap] *)
+Definition custom_swap_back
+  (T : Type) (x : T) (y : T) (st : state) (ret : T) (st0 : state) :
+  result (state * (T * T))
+  :=
+  p <- core_mem_swap_fwd T x y st;
+  let (st1, _) := p in
+  p0 <- core_mem_swap_back0 T x y st st1;
+  let (st2, _) := p0 in
+  p1 <- core_mem_swap_back1 T x y st st2;
+  let (_, y0) := p1 in Return (st0, (ret, y0))
+  .
+
+(** [external::test_custom_swap] *)
+Definition test_custom_swap_fwd
+  (x : u32) (y : u32) (st : state) : result (state * unit) :=
+  p <- custom_swap_fwd u32 x y st; let (st0, _) := p in Return (st0, tt) .
+
+(** [external::test_custom_swap] *)
+Definition test_custom_swap_back
+  (x : u32) (y : u32) (st : state) (st0 : state) :
+  result (state * (u32 * u32))
+  :=
+  p <- custom_swap_back u32 x y st (1 %u32) st0;
+  let (st1, tmp) := p in
+  let (x0, y0) := tmp in Return (st1, (x0, y0))
+  .
+
+(** [external::test_swap_non_zero] *)
+Definition test_swap_non_zero_fwd
+  (x : u32) (st : state) : result (state * u32) :=
+  p <- swap_fwd u32 x (0 %u32) st;
+  let (st0, _) := p in
+  p0 <- swap_back u32 x (0 %u32) st st0;
+  let (st1, (x0, _)) := p0 in if x0 s= 0 %u32 then Fail_ else Return (st1, x0)
+  .
+
+End External__Funs .
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