(*******************************************************************************)
- Context (hetmet_flatten : WeakExprVar).
- Context (hetmet_unflatten : WeakExprVar).
- Context (hetmet_id : WeakExprVar).
Context {unitTy : forall TV, RawHaskType TV ECKind -> RawHaskType TV ★ }.
Context {prodTy : forall TV, RawHaskType TV ECKind -> RawHaskType TV ★ -> RawHaskType TV ★ -> RawHaskType TV ★ }.
Context {gaTy : forall TV, RawHaskType TV ECKind -> RawHaskType TV ★ -> RawHaskType TV ★ -> RawHaskType TV ★ }.
; ga_comp : ∀ Γ Δ ec l a b c, ND Rule [] [Γ > Δ > [@ga_mk Γ ec a b @@ l],,[@ga_mk Γ ec b c @@ l] |- [@ga_mk Γ ec a c ]@l ]
; ga_apply : ∀ Γ Δ ec l a a' b c,
ND Rule [] [Γ > Δ > [@ga_mk Γ ec a [b ---> c] @@ l],,[@ga_mk Γ ec a' [b] @@ l] |- [@ga_mk Γ ec (a,,a') [c] ]@l ]
- ; ga_kappa : ∀ Γ Δ ec l a b Σ, ND Rule
- [Γ > Δ > Σ,,[@ga_mk Γ ec [] a @@ l] |- [@ga_mk Γ ec [] b ]@l ]
- [Γ > Δ > Σ |- [@ga_mk Γ ec a b ]@l ]
+ ; ga_kappa : ∀ Γ Δ ec l a b c Σ, ND Rule
+ [Γ > Δ > Σ,,[@ga_mk Γ ec [] a @@ l] |- [@ga_mk Γ ec b c ]@l ]
+ [Γ > Δ > Σ |- [@ga_mk Γ ec (a,,b) c ]@l ]
}.
Context `(gar:garrow).
clear y q.
set (mapOptionTree flatten_leveled_type (dropT (mkFlags (liftBoolFunc false (bnot ○ levelMatch (ec :: nil))) succ))) as q.
- destruct (decide_tree_empty q); [ idtac | apply (Prelude_error "escapifying open code not yet supported") ].
- destruct s.
+ destruct (decide_tree_empty q).
- simpl.
- eapply nd_comp; [ idtac | eapply nd_rule; eapply RArrange; apply AExch ].
- set (fun z z' => @RLet Γ Δ z (mapOptionTree flatten_leveled_type q') t z' nil) as q''.
- eapply nd_comp; [ idtac | apply RLet ].
- clear q''.
- eapply nd_comp; [ apply nd_rlecnac | idtac ].
- apply nd_prod.
- apply nd_rule.
- apply RArrange.
- eapply AComp; [ idtac | apply ACanR ].
- apply ALeft.
- apply (@arrangeCancelEmptyTree _ _ _ _ e).
-
- eapply nd_comp.
- eapply nd_rule.
- eapply (@RVar Γ Δ t nil).
- apply nd_rule.
+ destruct s.
+ simpl.
+ eapply nd_comp; [ idtac | eapply nd_rule; eapply RArrange; apply AExch ].
+ set (fun z z' => @RLet Γ Δ z (mapOptionTree flatten_leveled_type q') t z' nil) as q''.
+ eapply nd_comp; [ idtac | apply RLet ].
+ clear q''.
+ eapply nd_comp; [ apply nd_rlecnac | idtac ].
+ apply nd_prod.
+ apply nd_rule.
apply RArrange.
- eapply AComp.
- apply AuCanR.
+ eapply AComp; [ idtac | apply ACanR ].
apply ALeft.
- apply AWeak.
-(*
- eapply decide_tree_empty.
-
- simpl.
- set (dropT (mkFlags (liftBoolFunc false (bnot ○ levelMatch (ec :: nil))) succ)) as escapified.
- destruct (decide_tree_empty escapified).
+ apply (@arrangeCancelEmptyTree _ _ _ _ e).
+
+ eapply nd_comp.
+ eapply nd_rule.
+ eapply (@RVar Γ Δ t nil).
+ apply nd_rule.
+ apply RArrange.
+ eapply AComp.
+ apply AuCanR.
+ apply ALeft.
+ apply AWeak.
- induction succ.
- destruct a.
- unfold drop_lev.
- destruct l.
simpl.
- unfold mkDropFlags; simpl.
+ clear q.
+ unfold q'.
+ clear q'.
+ apply nd_rule.
+ apply RArrange.
+ induction succ.
+ destruct a.
+ destruct l as [t' l'].
+ simpl.
+ Transparent drop_lev.
+ simpl.
unfold take_lev.
unfold mkTakeFlags.
simpl.
- destruct (General.list_eq_dec h0 (ec :: nil)).
- simpl.
- rewrite e.
- apply nd_id.
- simpl.
- apply nd_rule.
- apply RArrange.
- apply ALeft.
- apply AWeak.
+ unfold drop_lev.
simpl.
- apply nd_rule.
- unfold take_lev.
- simpl.
- apply RArrange.
- apply ALeft.
- apply AWeak.
- apply (Prelude_error "escapifying code with multi-leaf antecedents is not supported").
-*)
- Defined.
+ unfold mkDropFlags.
+ simpl.
+ unfold flatten_leveled_type.
+ destruct (General.list_eq_dec l' (ec :: nil)); simpl.
+ rewrite e.
+ unfold levels_to_tcode.
+ eapply AComp.
+ apply ACanL.
+ apply AuCanR.
+ eapply AComp.
+ apply ACanR.
+ eapply AComp.
+ apply AuCanL.
+ apply ARight.
+ apply AWeak.
+
+ simpl.
+ apply ARight.
+ apply AWeak.
+
+ drop_simplify.
+ simpl.
+ set (mapOptionTree flatten_leveled_type (drop_lev (ec :: nil) succ2)) as d2 in *.
+ set (mapOptionTree flatten_leveled_type (drop_lev (ec :: nil) succ1)) as d1 in *.
+ set (mapOptionTree flatten_leveled_type (dropT (mkFlags
+ (liftBoolFunc false (bnot ○ levelMatch (ec :: nil))) succ1))) as s1 in *.
+ set (mapOptionTree flatten_leveled_type (dropT (mkFlags
+ (liftBoolFunc false (bnot ○ levelMatch (ec :: nil))) succ2))) as s2 in *.
+ set (mapOptionTree (flatten_type ○ unlev) (dropT (mkFlags
+ (liftBoolFunc true (bnot ○ levelMatch (ec :: nil))) succ1))) as s1' in *.
+ set (mapOptionTree (flatten_type ○ unlev) (dropT (mkFlags
+ (liftBoolFunc true (bnot ○ levelMatch (ec :: nil))) succ2))) as s2' in *.
+
+ eapply AComp.
+ apply arrangeSwapMiddle.
+
+ eapply AComp.
+ eapply ALeft.
+ apply IHsucc2.
+
+ eapply AComp.
+ eapply ARight.
+ apply IHsucc1.
+
+ eapply AComp.
+ apply arrangeSwapMiddle.
+ apply ARight.
+ unfold take_lev.
+ unfold mkTakeFlags.
+
+ unfold s1'.
+ unfold s2'.
+ clear s1' s2'.
+ set (mapOptionTree (flatten_type ○ unlev) (dropT (mkFlags
+ (liftBoolFunc true (bnot ○ levelMatch (ec :: nil))) succ1))) as s1' in *.
+ set (mapOptionTree (flatten_type ○ unlev) (dropT (mkFlags
+ (liftBoolFunc true (bnot ○ levelMatch (ec :: nil))) succ2))) as s2' in *.
+
+ apply (Prelude_error "almost there!").
+ Defined.
Lemma unlev_relev : forall {Γ}(t:Tree ??(HaskType Γ ★)) lev, mapOptionTree unlev (t @@@ lev) = t.
intros.
(fun TV : Kind → Type => take_arg_types ○ t TV))))).
reflexivity.
unfold flatten_type.
- clear hetmet_flatten.
- clear hetmet_unflatten.
- clear hetmet_id.
clear gar.
set (t tv ite) as x.
admit.
rename l into g.
rename σ into l.
destruct l as [|ec lev]; simpl.
+ (*
destruct (eqd_dec (g:CoreVar) (hetmet_flatten:CoreVar)).
set (flatten_type (g wev)) as t.
set (RGlobal _ Δ nil (mkGlobal Γ t hetmet_id)) as q.
apply nd_rule.
apply q.
apply INil.
+ *)
unfold flatten_leveled_type. simpl.
apply nd_rule; rewrite globals_do_not_have_code_types.
apply RGlobal.
reflexivity.
destruct case_RCase.
- simpl.
- apply (Prelude_error "Case not supported (BIG FIXME)").
+ destruct lev; [ idtac | apply (Prelude_error "case at depth >0") ]; simpl.
+ apply nd_rule.
+ rewrite <- mapOptionTree_compose.
+ replace (mapOptionTree
+ (fun x => flatten_judgment (pcb_judg (snd x)))
+ alts,, [Γ > Δ > mapOptionTree flatten_leveled_type Σ |- [flatten_type (caseType tc avars)] @ nil])
+ with
+ (mapOptionTree
+ (fun x => @pcb_judg tc Γ Δ nil (flatten_type tbranches) avars (fst x) (snd x))
+ alts,,
+ [Γ > Δ > mapOptionTree flatten_leveled_type Σ |- [caseType tc avars] @ nil]).
+ replace (mapOptionTree flatten_leveled_type
+ (mapOptionTreeAndFlatten
+ (fun x => (snd x)) alts))
+ with (mapOptionTreeAndFlatten
+ (fun x =>
+ (snd x)) alts).
+ apply RCase.
+ admit.
+ admit.
destruct case_SBrak.
simpl.
apply secondify.
apply IHx2.
- (* environment has non-empty leaves *)
- apply (Prelude_error "ga_kappa not supported yet (BIG FIXME)").
+ eapply nd_comp; [ idtac | eapply nd_rule; eapply RArrange; eapply AuCanR ].
+ eapply nd_comp; [ idtac | eapply nd_rule; eapply RArrange; eapply AuCanR ].
+
+ replace (mapOptionTree (fun ht => levels_to_tcode (unlev ht) (getlev ht) @@ nil) (drop_lev (ec :: nil) succ))
+ with (mapOptionTree flatten_leveled_type (drop_lev (ec :: nil) succ)).
+ eapply nd_comp; [ eapply nd_rule; eapply RArrange; eapply AExch | idtac ].
+ apply ga_kappa.
+ induction succ.
+ destruct a.
+ destruct l.
+ Transparent drop_lev.
+ simpl.
+ unfold drop_lev.
+ Opaque drop_lev.
+ unfold mkDropFlags.
+ simpl.
+ destruct (General.list_eq_dec h1 (ec :: nil)).
+ simpl.
+ auto.
+ simpl.
+ unfold flatten_leveled_type.
+ simpl.
+ auto.
+ simpl.
+ auto.
+ simpl.
+ drop_simplify.
+ simpl.
+ rewrite IHsucc1.
+ rewrite IHsucc2.
+ reflexivity.
(* nesting too deep *)
apply (Prelude_error "found Esc at depth >0 indicating 3-level code; only two-level code is currently supported").