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authorSon Ho2023-12-18 12:18:06 +0100
committerSon Ho2023-12-18 12:18:06 +0100
commit116b569d1b08a57c3ad66071979a1c966fdad3a2 (patch)
tree05405db82646dab67d4e44f191e3da6e9e5bff07 /compiler
parent999f48d032107722aa6ca714da828ab2788ca412 (diff)
Remove the backwards field from SymbolicToPure.call_info
Diffstat (limited to '')
-rw-r--r--compiler/SymbolicToPure.ml20
1 files changed, 5 insertions, 15 deletions
diff --git a/compiler/SymbolicToPure.ml b/compiler/SymbolicToPure.ml
index 7359f68a..ea2082c7 100644
--- a/compiler/SymbolicToPure.ml
+++ b/compiler/SymbolicToPure.ml
@@ -67,12 +67,6 @@ type call_info = {
Those inputs include the fuel and the state, if pertinent.
*)
- backwards : (V.abs * texpression list) T.RegionGroupId.Map.t;
- (** A map from region group id (i.e., backward function id) to
- pairs (abstraction, additional arguments received by the backward function)
-
- TODO: remove? it is also in the bs_ctx ("abstractions" field)
- *)
}
[@@deriving show]
@@ -224,7 +218,10 @@ type bs_ctx = {
calls : call_info V.FunCallId.Map.t;
(** The function calls we encountered so far *)
abstractions : (V.abs * texpression list) V.AbstractionId.Map.t;
- (** The ended abstractions we encountered so far, with their additional input arguments *)
+ (** The ended abstractions we encountered so far, with their additional
+ input arguments. We store it here and not in {!call_info} because
+ we need a map from abstraction id to abstraction (and not
+ from call id + region group id to abstraction). *)
loop_ids_map : LoopId.id V.LoopId.Map.t; (** Ids to use for the loops *)
loops : loop_info LoopId.Map.t;
(** The loops we encountered so far.
@@ -765,9 +762,7 @@ let bs_ctx_register_forward_call (call_id : V.FunCallId.id) (forward : S.call)
(args : texpression list) (ctx : bs_ctx) : bs_ctx =
let calls = ctx.calls in
assert (not (V.FunCallId.Map.mem call_id calls));
- let info =
- { forward; forward_inputs = args; backwards = T.RegionGroupId.Map.empty }
- in
+ let info = { forward; forward_inputs = args } in
let calls = V.FunCallId.Map.add call_id info calls in
{ ctx with calls }
@@ -777,11 +772,6 @@ let bs_ctx_register_backward_call (abs : V.abs) (call_id : V.FunCallId.id)
: bs_ctx * fun_or_op_id =
(* Insert the abstraction in the call informations *)
let info = V.FunCallId.Map.find call_id ctx.calls in
- assert (not (T.RegionGroupId.Map.mem back_id info.backwards));
- let backwards =
- T.RegionGroupId.Map.add back_id (abs, back_args) info.backwards
- in
- let info = { info with backwards } in
let calls = V.FunCallId.Map.add call_id info ctx.calls in
(* Insert the abstraction in the abstractions map *)
let abstractions = ctx.abstractions in