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authorJonathan Protzenko2023-02-08 20:21:42 -0800
committerSon HO2023-06-04 21:44:33 +0200
commit1ba26f5c815509911965b6f90f75e8f8cc3c0417 (patch)
tree8d038cd7d1b071cd7484b743cd96e7b0be519755 /tests/lean
parentc5fe6cc2cada878ea3e70262e0c9b9f607db7974 (diff)
WIP
Diffstat (limited to 'tests/lean')
-rw-r--r--tests/lean/hashmap_on_disk/Base/Primitives.lean76
-rw-r--r--tests/lean/hashmap_on_disk/HashmapMain/Funs.lean378
2 files changed, 221 insertions, 233 deletions
diff --git a/tests/lean/hashmap_on_disk/Base/Primitives.lean b/tests/lean/hashmap_on_disk/Base/Primitives.lean
index b201d81a..e230dcab 100644
--- a/tests/lean/hashmap_on_disk/Base/Primitives.lean
+++ b/tests/lean/hashmap_on_disk/Base/Primitives.lean
@@ -63,24 +63,28 @@ instance : Pure Result where
-- rely on subtype, and a custom let-binding operator, in effect recreating our
-- own variant of the do-dsl
-def Result.attach : (o : Result α) → Result { x : α // o = ret x }
+def Result.attach {α: Type} (o : Result α): Result { x : α // o = ret x } :=
+ match o with
| .ret x => .ret ⟨x, rfl⟩
- | .fail e => .fail e
+ | .fail e => .fail e
-macro "let" h:ident " : " e:term " <-- " f:term : doElem =>
- `(doElem| let ⟨$e, $h⟩ ← Result.attach $f)
+macro "let" e:term " ⟵ " f:term : doElem =>
+ `(doElem| let ⟨$e, h⟩ ← Result.attach $f)
--- Silly example of the kind of reasoning that this notation enables
+-- TODO: any way to factorize both definitions?
+macro "let" e:term " <-- " f:term : doElem =>
+ `(doElem| let ⟨$e, h⟩ ← Result.attach $f)
+
+-- We call the hypothesis `h`, in effect making it unavailable to the user
+-- (because too much shadowing). But in practice, once can use the French single
+-- quote notation (input with f< and f>), where `‹ h ›` finds a suitable
+-- hypothesis in the context, this is equivalent to `have x: h := by assumption in x`
#eval do
- let h: y <-- .ret (0: Nat)
- let _: y = 0 := by cases h; decide
+ let y <-- .ret (0: Nat)
+ let _: y = 0 := by cases ‹ ret 0 = ret y › ; decide
let r: { x: Nat // x = 0 } := ⟨ y, by assumption ⟩
.ret r
--- TODO: ideally, `let <--` would automatically pick the name for the fresh
--- hypothesis, of the form `h_x` where `x` is the name of the variable, with
--- collision-avoidance. That way, code generation would be simpler.
-
----------------------
-- MACHINE INTEGERS --
----------------------
@@ -151,13 +155,14 @@ def USize.checked_sub (n: USize) (m: USize): Result USize :=
else
fail integerOverflow
+@[simp]
+theorem usize_fits (n: Nat) (h: n <= 4294967295): n < USize.size :=
+ match USize.size, usize_size_eq with
+ | _, Or.inl rfl => Nat.lt_of_le_of_lt h (by decide)
+ | _, Or.inr rfl => Nat.lt_of_le_of_lt h (by decide)
+
def USize.checked_add (n: USize) (m: USize): Result USize :=
- if h: n.val.val + m.val.val <= 4294967295 then
- .ret ⟨ n.val.val + m.val.val, by
- have h': 4294967295 < USize.size := by intlit
- apply Nat.lt_of_le_of_lt h h'
- ⟩
- else if h: n.val + m.val < USize.size then
+ if h: n.val + m.val < USize.size then
.ret ⟨ n.val + m.val, h ⟩
else
.fail integerOverflow
@@ -173,12 +178,7 @@ def USize.checked_rem (n: USize) (m: USize): Result USize :=
.fail integerOverflow
def USize.checked_mul (n: USize) (m: USize): Result USize :=
- if h: n.val.val * m.val.val <= 4294967295 then
- .ret ⟨ n.val.val * m.val.val, by
- have h': 4294967295 < USize.size := by intlit
- apply Nat.lt_of_le_of_lt h h'
- ⟩
- else if h: n.val * m.val < USize.size then
+ if h: n.val * m.val < USize.size then
.ret ⟨ n.val * m.val, h ⟩
else
.fail integerOverflow
@@ -193,7 +193,6 @@ def USize.checked_div (n: USize) (m: USize): Result USize :=
else
.fail integerOverflow
-
-- Test behavior...
#eval assert! USize.checked_sub 10 20 == fail integerOverflow; 0
@@ -358,6 +357,10 @@ def mem_replace_fwd (a : Type) (x : a) (_ : a) : a :=
def mem_replace_back (a : Type) (_ : a) (y : a) : a :=
y
+/-- Aeneas-translated function -- useful to reduce non-recursive definitions.
+ Use with `simp [ aeneas ]` -/
+register_simp_attr aeneas
+
--------------------
-- ASSERT COMMAND --
--------------------
@@ -366,21 +369,24 @@ open Lean Elab Command Term Meta
syntax (name := assert) "#assert" term: command
--- TODO: figure out how to make #assert behave as #eval followed by a compiler
--- error if the term doesn't reduce to True. Once we have that, add some inline
--- tests for the arithmetic operations, notably `rem`
-
@[command_elab assert]
+unsafe
def assertImpl : CommandElab := fun (_stx: Syntax) => do
- logInfo "Reducing and asserting: "
- logInfo _stx[1]
runTermElabM (fun _ => do
- let e ← Term.elabTerm _stx[1] none
- logInfo (Expr.dbgToString e)
- -- TODO: How to evaluate the term and compare the Result to true?
+ let r ← evalTerm Bool (mkConst ``Bool) _stx[1]
+ if not r then
+ logInfo "Assertion failed for: "
+ logInfo _stx[1]
+ logError "Expression reduced to false"
pure ())
- -- logInfo (Expr.dbgToString (``true))
- -- throwError "TODO: assert"
#eval 2 == 2
#assert (2 == 2)
+
+-------------------
+-- SANITY CHECKS --
+-------------------
+
+-- TODO: add more once we have signed integers
+
+#assert (USize.checked_rem 1 2 == .ret 1)
diff --git a/tests/lean/hashmap_on_disk/HashmapMain/Funs.lean b/tests/lean/hashmap_on_disk/HashmapMain/Funs.lean
index ee50f126..392c8816 100644
--- a/tests/lean/hashmap_on_disk/HashmapMain/Funs.lean
+++ b/tests/lean/hashmap_on_disk/HashmapMain/Funs.lean
@@ -3,29 +3,29 @@
import Base.Primitives
import HashmapMain.Types
import HashmapMain.Opaque
-import HashmapMain.Clauses.Template
+import HashmapMain.Clauses.Clauses
section variable (opaque_defs: OpaqueDefs)
/- [hashmap_main::hashmap::hash_key] -/
-def hashmap_hash_key_fwd (k : USize) : Result USize := Result.ret k
+def hashmap_hash_key_fwd (k : USize) : Result USize :=
+ Result.ret k
/- [hashmap_main::hashmap::HashMap::{0}::allocate_slots] -/
def hashmap_hash_map_allocate_slots_loop_fwd
(T : Type) (slots : Vec (hashmap_list_t T)) (n : USize) :
(Result (Vec (hashmap_list_t T)))
:=
- if n > (USize.ofNatCore 0 (by intlit))
+ if h: n > (USize.ofNatCore 0 (by intlit))
then
do
- let slots0 <-
- vec_push_back (hashmap_list_t T) slots hashmap_list_t.HashmapListNil
- let n0 <- USize.checked_sub n (USize.ofNatCore 1 (by intlit))
+ let slots0 ←
+ vec_push_back (hashmap_list_t T) slots hashmap_list_t.HashmapListNil
+ let n0 ← USize.checked_sub n (USize.ofNatCore 1 (by intlit))
hashmap_hash_map_allocate_slots_loop_fwd T slots0 n0
else Result.ret slots
termination_by hashmap_hash_map_allocate_slots_loop_fwd slots n =>
- hashmap_hash_map_allocate_slots_loop_terminates
- T slots n
+ hashmap_hash_map_allocate_slots_loop_terminates T slots n
decreasing_by hashmap_hash_map_allocate_slots_loop_decreases slots n
/- [hashmap_main::hashmap::HashMap::{0}::allocate_slots] -/
@@ -42,10 +42,10 @@ def hashmap_hash_map_new_with_capacity_fwd
Result (hashmap_hash_map_t T)
:=
do
- let v := vec_new (hashmap_list_t T)
- let slots <- hashmap_hash_map_allocate_slots_fwd T v capacity
- let i <- USize.checked_mul capacity max_load_dividend
- let i0 <- USize.checked_div i max_load_divisor
+ let v := vec_new (hashmap_list_t T)
+ let slots ← hashmap_hash_map_allocate_slots_fwd T v capacity
+ let i ← USize.checked_mul capacity max_load_dividend
+ let i0 ← USize.checked_div i max_load_divisor
Result.ret
{
hashmap_hash_map_num_entries := (USize.ofNatCore 0 (by intlit)),
@@ -65,19 +65,18 @@ def hashmap_hash_map_clear_slots_loop_fwd_back
(T : Type) (slots : Vec (hashmap_list_t T)) (i : USize) :
(Result (Vec (hashmap_list_t T)))
:=
- let i0 := vec_len (hashmap_list_t T) slots
- if i < i0
+ let i0 := vec_len (hashmap_list_t T) slots
+ if h: i < i0
then
do
- let i1 <- USize.checked_add i (USize.ofNatCore 1 (by intlit))
- let slots0 <-
+ let i1 ← USize.checked_add i (USize.ofNatCore 1 (by intlit))
+ let slots0 ←
vec_index_mut_back (hashmap_list_t T) slots i
- hashmap_list_t.HashmapListNil
+ hashmap_list_t.HashmapListNil
hashmap_hash_map_clear_slots_loop_fwd_back T slots0 i1
else Result.ret slots
termination_by hashmap_hash_map_clear_slots_loop_fwd_back slots i =>
- hashmap_hash_map_clear_slots_loop_terminates
- T slots i
+ hashmap_hash_map_clear_slots_loop_terminates T slots i
decreasing_by hashmap_hash_map_clear_slots_loop_decreases slots i
/- [hashmap_main::hashmap::HashMap::{0}::clear_slots] -/
@@ -92,8 +91,8 @@ def hashmap_hash_map_clear_slots_fwd_back
def hashmap_hash_map_clear_fwd_back
(T : Type) (self : hashmap_hash_map_t T) : Result (hashmap_hash_map_t T) :=
do
- let v <-
- hashmap_hash_map_clear_slots_fwd_back T self.hashmap_hash_map_slots
+ let v ←
+ hashmap_hash_map_clear_slots_fwd_back T self.hashmap_hash_map_slots
Result.ret
{
hashmap_hash_map_num_entries := (USize.ofNatCore 0 (by intlit)),
@@ -112,15 +111,14 @@ def hashmap_hash_map_insert_in_list_loop_fwd
(T : Type) (key : USize) (value : T) (ls : hashmap_list_t T) :
(Result Bool)
:=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey cvalue tl =>
- if ckey = key
+ if h: ckey = key
then Result.ret false
else hashmap_hash_map_insert_in_list_loop_fwd T key value tl
| hashmap_list_t.HashmapListNil => Result.ret true
-
termination_by hashmap_hash_map_insert_in_list_loop_fwd key value ls =>
- hashmap_hash_map_insert_in_list_loop_terminates T key value ls
+ hashmap_hash_map_insert_in_list_loop_terminates T key value ls
decreasing_by hashmap_hash_map_insert_in_list_loop_decreases key value ls
/- [hashmap_main::hashmap::HashMap::{0}::insert_in_list] -/
@@ -133,20 +131,19 @@ def hashmap_hash_map_insert_in_list_loop_back
(T : Type) (key : USize) (value : T) (ls : hashmap_list_t T) :
(Result (hashmap_list_t T))
:=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey cvalue tl =>
- if ckey = key
+ if h: ckey = key
then Result.ret (hashmap_list_t.HashmapListCons ckey value tl)
else
do
- let tl0 <- hashmap_hash_map_insert_in_list_loop_back T key value tl
+ let tl0 ← hashmap_hash_map_insert_in_list_loop_back T key value tl
Result.ret (hashmap_list_t.HashmapListCons ckey cvalue tl0)
| hashmap_list_t.HashmapListNil =>
- let l := hashmap_list_t.HashmapListNil
+ let l := hashmap_list_t.HashmapListNil
Result.ret (hashmap_list_t.HashmapListCons key value l)
-
termination_by hashmap_hash_map_insert_in_list_loop_back key value ls =>
- hashmap_hash_map_insert_in_list_loop_terminates T key value ls
+ hashmap_hash_map_insert_in_list_loop_terminates T key value ls
decreasing_by hashmap_hash_map_insert_in_list_loop_decreases key value ls
/- [hashmap_main::hashmap::HashMap::{0}::insert_in_list] -/
@@ -162,21 +159,21 @@ def hashmap_hash_map_insert_no_resize_fwd_back
Result (hashmap_hash_map_t T)
:=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
- let inserted <- hashmap_hash_map_insert_in_list_fwd T key value l
- if inserted
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let inserted ← hashmap_hash_map_insert_in_list_fwd T key value l
+ if h: inserted
then
do
- let i0 <- USize.checked_add self.hashmap_hash_map_num_entries
- (USize.ofNatCore 1 (by intlit))
- let l0 <- hashmap_hash_map_insert_in_list_back T key value l
- let v <-
+ let i0 ← USize.checked_add self.hashmap_hash_map_num_entries
+ (USize.ofNatCore 1 (by intlit))
+ let l0 ← hashmap_hash_map_insert_in_list_back T key value l
+ let v ←
vec_index_mut_back (hashmap_list_t T) self.hashmap_hash_map_slots
- hash_mod l0
+ hash_mod l0
Result.ret
{
hashmap_hash_map_num_entries := i0,
@@ -186,10 +183,10 @@ def hashmap_hash_map_insert_no_resize_fwd_back
}
else
do
- let l0 <- hashmap_hash_map_insert_in_list_back T key value l
- let v <-
+ let l0 ← hashmap_hash_map_insert_in_list_back T key value l
+ let v ←
vec_index_mut_back (hashmap_list_t T) self.hashmap_hash_map_slots
- hash_mod l0
+ hash_mod l0
Result.ret
{
hashmap_hash_map_num_entries := self.hashmap_hash_map_num_entries,
@@ -208,16 +205,15 @@ def hashmap_hash_map_move_elements_from_list_loop_fwd_back
(T : Type) (ntable : hashmap_hash_map_t T) (ls : hashmap_list_t T) :
(Result (hashmap_hash_map_t T))
:=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons k v tl =>
do
- let ntable0 <- hashmap_hash_map_insert_no_resize_fwd_back T ntable k v
+ let ntable0 ← hashmap_hash_map_insert_no_resize_fwd_back T ntable k v
hashmap_hash_map_move_elements_from_list_loop_fwd_back T ntable0 tl
| hashmap_list_t.HashmapListNil => Result.ret ntable
-
termination_by hashmap_hash_map_move_elements_from_list_loop_fwd_back ntable ls
- => hashmap_hash_map_move_elements_from_list_loop_terminates T
- ntable ls
+ =>
+ hashmap_hash_map_move_elements_from_list_loop_terminates T ntable ls
decreasing_by hashmap_hash_map_move_elements_from_list_loop_decreases ntable ls
/- [hashmap_main::hashmap::HashMap::{0}::move_elements_from_list] -/
@@ -233,23 +229,23 @@ def hashmap_hash_map_move_elements_loop_fwd_back
(i : USize) :
(Result ((hashmap_hash_map_t T) × (Vec (hashmap_list_t T))))
:=
- let i0 := vec_len (hashmap_list_t T) slots
- if i < i0
+ let i0 := vec_len (hashmap_list_t T) slots
+ if h: i < i0
then
do
- let l <- vec_index_mut_fwd (hashmap_list_t T) slots i
+ let l ← vec_index_mut_fwd (hashmap_list_t T) slots i
let ls :=
- mem_replace_fwd (hashmap_list_t T) l hashmap_list_t.HashmapListNil
- let ntable0 <-
- hashmap_hash_map_move_elements_from_list_fwd_back T ntable ls
- let i1 <- USize.checked_add i (USize.ofNatCore 1 (by intlit))
+ mem_replace_fwd (hashmap_list_t T) l hashmap_list_t.HashmapListNil
+ let ntable0 ←
+ hashmap_hash_map_move_elements_from_list_fwd_back T ntable ls
+ let i1 ← USize.checked_add i (USize.ofNatCore 1 (by intlit))
let l0 :=
- mem_replace_back (hashmap_list_t T) l hashmap_list_t.HashmapListNil
- let slots0 <- vec_index_mut_back (hashmap_list_t T) slots i l0
+ mem_replace_back (hashmap_list_t T) l hashmap_list_t.HashmapListNil
+ let slots0 ← vec_index_mut_back (hashmap_list_t T) slots i l0
hashmap_hash_map_move_elements_loop_fwd_back T ntable0 slots0 i1
else Result.ret (ntable, slots)
termination_by hashmap_hash_map_move_elements_loop_fwd_back ntable slots i =>
- hashmap_hash_map_move_elements_loop_terminates T ntable slots i
+ hashmap_hash_map_move_elements_loop_terminates T ntable slots i
decreasing_by hashmap_hash_map_move_elements_loop_decreases ntable slots i
/- [hashmap_main::hashmap::HashMap::{0}::move_elements] -/
@@ -264,19 +260,19 @@ def hashmap_hash_map_move_elements_fwd_back
def hashmap_hash_map_try_resize_fwd_back
(T : Type) (self : hashmap_hash_map_t T) : Result (hashmap_hash_map_t T) :=
do
- let max_usize <- scalar_cast USize core_num_u32_max_c
- let capacity := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let n1 <- USize.checked_div max_usize (USize.ofNatCore 2 (by intlit))
- let (i, i0) := self.hashmap_hash_map_max_load_factor
- let i1 <- USize.checked_div n1 i
- if capacity <= i1
+ let max_usize ← scalar_cast USize core_num_u32_max_c
+ let capacity := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let n1 ← USize.checked_div max_usize (USize.ofNatCore 2 (by intlit))
+ let (i, i0) := self.hashmap_hash_map_max_load_factor
+ let i1 ← USize.checked_div n1 i
+ if h: capacity <= i1
then
do
- let i2 <- USize.checked_mul capacity (USize.ofNatCore 2 (by intlit))
- let ntable <- hashmap_hash_map_new_with_capacity_fwd T i2 i i0
- let (ntable0, _) <-
+ let i2 ← USize.checked_mul capacity (USize.ofNatCore 2 (by intlit))
+ let ntable ← hashmap_hash_map_new_with_capacity_fwd T i2 i i0
+ let (ntable0, _) ←
hashmap_hash_map_move_elements_fwd_back T ntable
- self.hashmap_hash_map_slots (USize.ofNatCore 0 (by intlit))
+ self.hashmap_hash_map_slots (USize.ofNatCore 0 (by intlit))
Result.ret
{
hashmap_hash_map_num_entries := self.hashmap_hash_map_num_entries,
@@ -299,24 +295,23 @@ def hashmap_hash_map_insert_fwd_back
Result (hashmap_hash_map_t T)
:=
do
- let self0 <- hashmap_hash_map_insert_no_resize_fwd_back T self key value
- let i <- hashmap_hash_map_len_fwd T self0
- if i > self0.hashmap_hash_map_max_load
+ let self0 ← hashmap_hash_map_insert_no_resize_fwd_back T self key value
+ let i ← hashmap_hash_map_len_fwd T self0
+ if h: i > self0.hashmap_hash_map_max_load
then hashmap_hash_map_try_resize_fwd_back T self0
else Result.ret self0
/- [hashmap_main::hashmap::HashMap::{0}::contains_key_in_list] -/
def hashmap_hash_map_contains_key_in_list_loop_fwd
(T : Type) (key : USize) (ls : hashmap_list_t T) : (Result Bool) :=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey t tl =>
- if ckey = key
+ if h: ckey = key
then Result.ret true
else hashmap_hash_map_contains_key_in_list_loop_fwd T key tl
| hashmap_list_t.HashmapListNil => Result.ret false
-
termination_by hashmap_hash_map_contains_key_in_list_loop_fwd key ls =>
- hashmap_hash_map_contains_key_in_list_loop_terminates T key ls
+ hashmap_hash_map_contains_key_in_list_loop_terminates T key ls
decreasing_by hashmap_hash_map_contains_key_in_list_loop_decreases key ls
/- [hashmap_main::hashmap::HashMap::{0}::contains_key_in_list] -/
@@ -328,26 +323,24 @@ def hashmap_hash_map_contains_key_in_list_fwd
def hashmap_hash_map_contains_key_fwd
(T : Type) (self : hashmap_hash_map_t T) (key : USize) : Result Bool :=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
hashmap_hash_map_contains_key_in_list_fwd T key l
/- [hashmap_main::hashmap::HashMap::{0}::get_in_list] -/
def hashmap_hash_map_get_in_list_loop_fwd
(T : Type) (key : USize) (ls : hashmap_list_t T) : (Result T) :=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey cvalue tl =>
- if ckey = key
+ if h: ckey = key
then Result.ret cvalue
else hashmap_hash_map_get_in_list_loop_fwd T key tl
| hashmap_list_t.HashmapListNil => Result.fail Error.panic
-
termination_by hashmap_hash_map_get_in_list_loop_fwd key ls =>
- hashmap_hash_map_get_in_list_loop_terminates
- T key ls
+ hashmap_hash_map_get_in_list_loop_terminates T key ls
decreasing_by hashmap_hash_map_get_in_list_loop_decreases key ls
/- [hashmap_main::hashmap::HashMap::{0}::get_in_list] -/
@@ -359,26 +352,24 @@ def hashmap_hash_map_get_in_list_fwd
def hashmap_hash_map_get_fwd
(T : Type) (self : hashmap_hash_map_t T) (key : USize) : Result T :=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
hashmap_hash_map_get_in_list_fwd T key l
/- [hashmap_main::hashmap::HashMap::{0}::get_mut_in_list] -/
def hashmap_hash_map_get_mut_in_list_loop_fwd
(T : Type) (ls : hashmap_list_t T) (key : USize) : (Result T) :=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey cvalue tl =>
- if ckey = key
+ if h: ckey = key
then Result.ret cvalue
else hashmap_hash_map_get_mut_in_list_loop_fwd T tl key
| hashmap_list_t.HashmapListNil => Result.fail Error.panic
-
termination_by hashmap_hash_map_get_mut_in_list_loop_fwd ls key =>
- hashmap_hash_map_get_mut_in_list_loop_terminates
- T ls key
+ hashmap_hash_map_get_mut_in_list_loop_terminates T ls key
decreasing_by hashmap_hash_map_get_mut_in_list_loop_decreases ls key
/- [hashmap_main::hashmap::HashMap::{0}::get_mut_in_list] -/
@@ -391,18 +382,17 @@ def hashmap_hash_map_get_mut_in_list_loop_back
(T : Type) (ls : hashmap_list_t T) (key : USize) (ret0 : T) :
(Result (hashmap_list_t T))
:=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey cvalue tl =>
- if ckey = key
+ if h: ckey = key
then Result.ret (hashmap_list_t.HashmapListCons ckey ret0 tl)
else
do
- let tl0 <- hashmap_hash_map_get_mut_in_list_loop_back T tl key ret0
+ let tl0 ← hashmap_hash_map_get_mut_in_list_loop_back T tl key ret0
Result.ret (hashmap_list_t.HashmapListCons ckey cvalue tl0)
| hashmap_list_t.HashmapListNil => Result.fail Error.panic
-
termination_by hashmap_hash_map_get_mut_in_list_loop_back ls key ret0 =>
- hashmap_hash_map_get_mut_in_list_loop_terminates T ls key
+ hashmap_hash_map_get_mut_in_list_loop_terminates T ls key
decreasing_by hashmap_hash_map_get_mut_in_list_loop_decreases ls key
/- [hashmap_main::hashmap::HashMap::{0}::get_mut_in_list] -/
@@ -416,11 +406,11 @@ def hashmap_hash_map_get_mut_in_list_back
def hashmap_hash_map_get_mut_fwd
(T : Type) (self : hashmap_hash_map_t T) (key : USize) : Result T :=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
hashmap_hash_map_get_mut_in_list_fwd T l key
/- [hashmap_main::hashmap::HashMap::{0}::get_mut] -/
@@ -429,15 +419,15 @@ def hashmap_hash_map_get_mut_back
Result (hashmap_hash_map_t T)
:=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
- let l0 <- hashmap_hash_map_get_mut_in_list_back T l key ret0
- let v <-
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let l0 ← hashmap_hash_map_get_mut_in_list_back T l key ret0
+ let v ←
vec_index_mut_back (hashmap_list_t T) self.hashmap_hash_map_slots
- hash_mod l0
+ hash_mod l0
Result.ret
{
hashmap_hash_map_num_entries := self.hashmap_hash_map_num_entries,
@@ -449,24 +439,21 @@ def hashmap_hash_map_get_mut_back
/- [hashmap_main::hashmap::HashMap::{0}::remove_from_list] -/
def hashmap_hash_map_remove_from_list_loop_fwd
(T : Type) (key : USize) (ls : hashmap_list_t T) : (Result (Option T)) :=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey t tl =>
- if ckey = key
+ if h: ckey = key
then
let mv_ls :=
mem_replace_fwd (hashmap_list_t T) (hashmap_list_t.HashmapListCons ckey
- t tl) hashmap_list_t.HashmapListNil
- match mv_ls with
+ t tl) hashmap_list_t.HashmapListNil
+ match h: mv_ls with
| hashmap_list_t.HashmapListCons i cvalue tl0 =>
Result.ret (Option.some cvalue)
| hashmap_list_t.HashmapListNil => Result.fail Error.panic
-
else hashmap_hash_map_remove_from_list_loop_fwd T key tl
| hashmap_list_t.HashmapListNil => Result.ret Option.none
-
termination_by hashmap_hash_map_remove_from_list_loop_fwd key ls =>
- hashmap_hash_map_remove_from_list_loop_terminates
- T key ls
+ hashmap_hash_map_remove_from_list_loop_terminates T key ls
decreasing_by hashmap_hash_map_remove_from_list_loop_decreases key ls
/- [hashmap_main::hashmap::HashMap::{0}::remove_from_list] -/
@@ -479,26 +466,23 @@ def hashmap_hash_map_remove_from_list_loop_back
(T : Type) (key : USize) (ls : hashmap_list_t T) :
(Result (hashmap_list_t T))
:=
- match ls with
+ match h: ls with
| hashmap_list_t.HashmapListCons ckey t tl =>
- if ckey = key
+ if h: ckey = key
then
let mv_ls :=
mem_replace_fwd (hashmap_list_t T) (hashmap_list_t.HashmapListCons ckey
- t tl) hashmap_list_t.HashmapListNil
- match mv_ls with
+ t tl) hashmap_list_t.HashmapListNil
+ match h: mv_ls with
| hashmap_list_t.HashmapListCons i cvalue tl0 => Result.ret tl0
| hashmap_list_t.HashmapListNil => Result.fail Error.panic
-
else
do
- let tl0 <- hashmap_hash_map_remove_from_list_loop_back T key tl
+ let tl0 ← hashmap_hash_map_remove_from_list_loop_back T key tl
Result.ret (hashmap_list_t.HashmapListCons ckey t tl0)
| hashmap_list_t.HashmapListNil => Result.ret hashmap_list_t.HashmapListNil
-
termination_by hashmap_hash_map_remove_from_list_loop_back key ls =>
- hashmap_hash_map_remove_from_list_loop_terminates
- T key ls
+ hashmap_hash_map_remove_from_list_loop_terminates T key ls
decreasing_by hashmap_hash_map_remove_from_list_loop_decreases key ls
/- [hashmap_main::hashmap::HashMap::{0}::remove_from_list] -/
@@ -512,20 +496,19 @@ def hashmap_hash_map_remove_from_list_back
def hashmap_hash_map_remove_fwd
(T : Type) (self : hashmap_hash_map_t T) (key : USize) : Result (Option T) :=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
- let x <- hashmap_hash_map_remove_from_list_fwd T key l
- match x with
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let x ← hashmap_hash_map_remove_from_list_fwd T key l
+ match h: x with
| Option.none => Result.ret Option.none
| Option.some x0 =>
do
- let _ <- USize.checked_sub self.hashmap_hash_map_num_entries
- (USize.ofNatCore 1 (by intlit))
+ let _ ← USize.checked_sub self.hashmap_hash_map_num_entries
+ (USize.ofNatCore 1 (by intlit))
Result.ret (Option.some x0)
-
/- [hashmap_main::hashmap::HashMap::{0}::remove] -/
def hashmap_hash_map_remove_back
@@ -533,19 +516,19 @@ def hashmap_hash_map_remove_back
Result (hashmap_hash_map_t T)
:=
do
- let hash <- hashmap_hash_key_fwd key
- let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
- let hash_mod <- USize.checked_rem hash i
- let l <-
- vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
- let x <- hashmap_hash_map_remove_from_list_fwd T key l
- match x with
+ let hash ← hashmap_hash_key_fwd key
+ let i := vec_len (hashmap_list_t T) self.hashmap_hash_map_slots
+ let hash_mod ← USize.checked_rem hash i
+ let l ←
+ vec_index_mut_fwd (hashmap_list_t T) self.hashmap_hash_map_slots hash_mod
+ let x ← hashmap_hash_map_remove_from_list_fwd T key l
+ match h: x with
| Option.none =>
do
- let l0 <- hashmap_hash_map_remove_from_list_back T key l
- let v <-
+ let l0 ← hashmap_hash_map_remove_from_list_back T key l
+ let v ←
vec_index_mut_back (hashmap_list_t T) self.hashmap_hash_map_slots
- hash_mod l0
+ hash_mod l0
Result.ret
{
hashmap_hash_map_num_entries := self.hashmap_hash_map_num_entries,
@@ -555,12 +538,12 @@ def hashmap_hash_map_remove_back
}
| Option.some x0 =>
do
- let i0 <- USize.checked_sub self.hashmap_hash_map_num_entries
- (USize.ofNatCore 1 (by intlit))
- let l0 <- hashmap_hash_map_remove_from_list_back T key l
- let v <-
+ let i0 ← USize.checked_sub self.hashmap_hash_map_num_entries
+ (USize.ofNatCore 1 (by intlit))
+ let l0 ← hashmap_hash_map_remove_from_list_back T key l
+ let v ←
vec_index_mut_back (hashmap_list_t T) self.hashmap_hash_map_slots
- hash_mod l0
+ hash_mod l0
Result.ret
{
hashmap_hash_map_num_entries := i0,
@@ -568,91 +551,90 @@ def hashmap_hash_map_remove_back
hashmap_hash_map_max_load := self.hashmap_hash_map_max_load,
hashmap_hash_map_slots := v
}
-
/- [hashmap_main::hashmap::test1] -/
def hashmap_test1_fwd : Result Unit :=
do
- let hm <- hashmap_hash_map_new_fwd UInt64
- let hm0 <-
+ let hm ← hashmap_hash_map_new_fwd UInt64
+ let hm0 ←
hashmap_hash_map_insert_fwd_back UInt64 hm
- (USize.ofNatCore 0 (by intlit)) (UInt64.ofNatCore 42 (by intlit))
- let hm1 <-
+ (USize.ofNatCore 0 (by intlit)) (UInt64.ofNatCore 42 (by intlit))
+ let hm1 ←
hashmap_hash_map_insert_fwd_back UInt64 hm0
- (USize.ofNatCore 128 (by intlit)) (UInt64.ofNatCore 18 (by intlit))
- let hm2 <-
+ (USize.ofNatCore 128 (by intlit)) (UInt64.ofNatCore 18 (by intlit))
+ let hm2 ←
hashmap_hash_map_insert_fwd_back UInt64 hm1
- (USize.ofNatCore 1024 (by intlit)) (UInt64.ofNatCore 138 (by intlit))
- let hm3 <-
+ (USize.ofNatCore 1024 (by intlit)) (UInt64.ofNatCore 138 (by intlit))
+ let hm3 ←
hashmap_hash_map_insert_fwd_back UInt64 hm2
- (USize.ofNatCore 1056 (by intlit)) (UInt64.ofNatCore 256 (by intlit))
- let i <-
- hashmap_hash_map_get_fwd UInt64 hm3 (USize.ofNatCore 128 (by intlit))
- if not (i = (UInt64.ofNatCore 18 (by intlit)))
+ (USize.ofNatCore 1056 (by intlit)) (UInt64.ofNatCore 256 (by intlit))
+ let i ←
+ hashmap_hash_map_get_fwd UInt64 hm3 (USize.ofNatCore 128 (by intlit))
+ if h: not (i = (UInt64.ofNatCore 18 (by intlit)))
then Result.fail Error.panic
else
do
- let hm4 <-
+ let hm4 ←
hashmap_hash_map_get_mut_back UInt64 hm3
(USize.ofNatCore 1024 (by intlit))
- (UInt64.ofNatCore 56 (by intlit))
- let i0 <-
+ (UInt64.ofNatCore 56 (by intlit))
+ let i0 ←
hashmap_hash_map_get_fwd UInt64 hm4
- (USize.ofNatCore 1024 (by intlit))
- if not (i0 = (UInt64.ofNatCore 56 (by intlit)))
+ (USize.ofNatCore 1024 (by intlit))
+ if h: not (i0 = (UInt64.ofNatCore 56 (by intlit)))
then Result.fail Error.panic
else
do
- let x <-
+ let x ←
hashmap_hash_map_remove_fwd UInt64 hm4
- (USize.ofNatCore 1024 (by intlit))
- match x with
+ (USize.ofNatCore 1024 (by intlit))
+ match h: x with
| Option.none => Result.fail Error.panic
| Option.some x0 =>
- if not (x0 = (UInt64.ofNatCore 56 (by intlit)))
+ if h: not (x0 = (UInt64.ofNatCore 56 (by intlit)))
then Result.fail Error.panic
else
do
- let hm5 <-
+ let hm5 ←
hashmap_hash_map_remove_back UInt64 hm4
- (USize.ofNatCore 1024 (by intlit))
- let i1 <-
+ (USize.ofNatCore 1024 (by intlit))
+ let i1 ←
hashmap_hash_map_get_fwd UInt64 hm5
- (USize.ofNatCore 0 (by intlit))
- if not (i1 = (UInt64.ofNatCore 42 (by intlit)))
+ (USize.ofNatCore 0 (by intlit))
+ if h: not (i1 = (UInt64.ofNatCore 42 (by intlit)))
then Result.fail Error.panic
else
do
- let i2 <-
+ let i2 ←
hashmap_hash_map_get_fwd UInt64 hm5
- (USize.ofNatCore 128 (by intlit))
- if not (i2 = (UInt64.ofNatCore 18 (by intlit)))
+ (USize.ofNatCore 128 (by intlit))
+ if h: not (i2 = (UInt64.ofNatCore 18 (by intlit)))
then Result.fail Error.panic
else
do
- let i3 <-
+ let i3 ←
hashmap_hash_map_get_fwd UInt64 hm5
- (USize.ofNatCore 1056 (by intlit))
- if not (i3 = (UInt64.ofNatCore 256 (by intlit)))
+ (USize.ofNatCore 1056 (by intlit))
+ if h: not (i3 = (UInt64.ofNatCore 256 (by intlit)))
then Result.fail Error.panic
else Result.ret ()
-
/- Unit test for [hashmap_main::hashmap::test1] -/
-#assert (hashmap_test1_fwd = .ret ())
+#assert (hashmap_test1_fwd == .ret ())
/- [hashmap_main::insert_on_disk] -/
def insert_on_disk_fwd
(key : USize) (value : UInt64) (st : State) : Result (State × Unit) :=
do
- let (st0, hm) <- opaque_defs.hashmap_utils_deserialize_fwd st
- let hm0 <- hashmap_hash_map_insert_fwd_back UInt64 hm key value
- let (st1, _) <- opaque_defs.hashmap_utils_serialize_fwd hm0 st0
+ let (st0, hm) ← opaque_defs.hashmap_utils_deserialize_fwd st
+ let hm0 ← hashmap_hash_map_insert_fwd_back UInt64 hm key value
+ let (st1, _) ← opaque_defs.hashmap_utils_serialize_fwd hm0 st0
Result.ret (st1, ())
/- [hashmap_main::main] -/
-def main_fwd : Result Unit := Result.ret ()
+def main_fwd : Result Unit :=
+ Result.ret ()
/- Unit test for [hashmap_main::main] -/
-#assert (main_fwd = .ret ())
+#assert (main_fwd == .ret ())