Michelson: cleanup iterator opcodes

docs/whitedoc/michelson.rst

@@ -899,17 +899,6 @@ Operations on sets
     > UPDATE / x : true : { hd ; <tl> } : S  =>  { x ; hd ; <tl> } : S
         iff COMPARE / x : hd : []  =>  -1 : []
 
--  ``REDUCE``: Apply a function on a set passing the result of each
-   application to the next one and return the last.
-
-::
-
-    :: lambda (pair 'elt * 'b) 'b : set 'elt : 'b : 'S   ->   'b : 'S
-
-    > REDUCE / f : {} : b : S  =>  b : S
-    > REDUCE / f : { hd : <tl> } : b : S  =>  REDUCE / f : { <tl> } : c : S
-        where f / Pair hd b : []  =>  c : []
-
 -  ``ITER body``: Apply the body expression to each element of a set.
    The body sequence has access to the stack.
 
@@ -998,19 +987,6 @@ Operations on maps
     > UPDATE / x : Some y : { Elt k v ; <tl> } : S  =>  { Elt x y ; Elt k v ; <tl> } : S
         iff COMPARE / x : k : []  =>  -1 : []
 
-
--  ``MAP``: Apply a function on a map and return the map of results
-   under the same bindings.
-
-::
-
-    :: lambda (pair 'key 'val) 'b : map 'key 'val : 'S   ->   map 'key 'b : 'S
-
-    > MAP / f : {} : S  =>  {} : S
-    > MAP / f : { Elt k v ; <tl> } : S  =>  { Elt k (f (Pair k v)) ; <tl'> } : S
-        where MAP / f : { <tl> } : S  =>  { <tl'> } : S
-
-
 -  ``MAP body``: Apply the body expression to each element of a map. The
    body sequence has access to the stack.
 
@@ -1023,18 +999,6 @@ Operations on maps
     > MAP body / { Elt k v ; <tl> } : S  =>  { Elt k (body (Pair k v)) ; <tl'> } : S
         where MAP body / { <tl> } : S  =>  { <tl'> } : S
 
-
--  ``REDUCE``: Apply a function on a map passing the result of each
-   application to the next one and return the last.
-
-::
-
-    :: lambda (pair (pair 'key 'val) 'b) 'b : map 'key 'val : 'b : 'S   ->   'b : 'S
-
-    > REDUCE / f : {} : b : S  =>  b : S
-    > REDUCE / f : { Elt k v ; <tl> } : b : S  =>  REDUCE / f : { <tl> } : c : S
-        where f / Pair (Pair k v) b : []  =>  c
-
 -  ``ITER body``: Apply the body expression to each element of a map.
    The body sequence has access to the stack.
 
@@ -1186,18 +1150,6 @@ Operations on lists
     > IF_CONS bt bf / { a ; <rest> } : S  =>  bt / a : { <rest> } : S
     > IF_CONS bt bf / {} : S  =>  bf / S
 
--  ``MAP``: Apply a function on a list from left to right and return the
-   list of results in the same order.
-
-::
-
-    :: lambda 'a 'b : list 'a : 'S -> list 'b : 'S
-
-    > MAP / f : { a ; <rest> } : S  =>  { f a ; <rest'> } : S
-        where MAP / f : { <rest> } : S  =>  { <rest'> } : S
-    > MAP / f : {} : S  =>  {} : S
-
-
 -  ``MAP body``: Apply the body expression to each element of the list.
    The body sequence has access to the stack.
 
@@ -1210,19 +1162,6 @@ Operations on lists
         where MAP body / { <rest> } : S  =>  { <rest'> } : S
     > MAP body / {} : S  =>  {} : S
 
-
--  ``REDUCE``: Apply a function on a list from left to right passing the
-   result of each application to the next one and return the last.
-
-::
-
-    :: lambda (pair 'a 'b) 'b : list 'a : 'b : 'S -> 'b : 'S
-
-    > REDUCE / f : { a : <rest> } : b : S  =>  REDUCE / f : { <rest> } : c : S
-        where f / Pair a b : []  =>  c
-    > REDUCE / f : {} : b : S  =>  b : S
-
-
 -  ``SIZE``: Get the number of elements in the list.
 
 ::
@@ -2439,9 +2378,7 @@ XII - Full grammar
       | IF_CONS { <instruction> ... } { <instruction> ... }
       | EMPTY_SET <type>
       | EMPTY_MAP <comparable type> <type>
-      | MAP
       | MAP { <instruction> ... }
-      | REDUCE
       | ITER { <instruction> ... }
       | MEM
       | GET

src/bin_client/test/contracts/add1_list.tz

@@ -1,7 +1,6 @@
 parameter (list int);
 storage (list int);
 code { CAR;                                # Get the parameter
-       LAMBDA int int { PUSH int 1; ADD }; # Create a lambda that adds 1
-       MAP;                                # Map over the list
+       MAP { PUSH int 1; ADD };            # Map over the list adding one
        NIL operation;                      # No internal op
        PAIR }                              # Match the calling convetion

src/bin_client/test/contracts/append.tz

@@ -1,13 +1,8 @@
 parameter (pair (list int) (list int));
 storage (list int);
-code { CAR; DUP; DIP{CDR}; CAR; # Unpack lists
+code { CAR; UNPAIR  ; # Unpack lists
        NIL int; SWAP; # Setup reverse accumulator
-       LAMBDA (pair int (list int))
-              (list int)
-              {DUP; CAR; DIP{CDR}; CONS};
-       REDUCE;                  # Reverse list
-       LAMBDA (pair int (list int))
-              (list int)
-              {DUP; CAR; DIP{CDR}; CONS};
-       REDUCE;                  # Append reversed list
-       NIL operation; PAIR}        # Calling convention
+       ITER {CONS};   # Reverse list
+       ITER {CONS};   # Append reversed list
+       NIL operation;
+       PAIR}

src/bin_client/test/contracts/concat_hello.tz

@@ -1,4 +1,4 @@
 parameter (list string);
 storage (list string);
-code{ CAR; LAMBDA string string { PUSH @hello string "Hello "; CONCAT };
-      MAP; NIL operation; PAIR};
+code{ CAR;
+      MAP { PUSH @hello string "Hello "; CONCAT }; NIL operation; PAIR};

src/bin_client/test/contracts/concat_list.tz

@@ -1,5 +1,5 @@
 parameter (list string);
 storage string;
 code {CAR; PUSH string ""; SWAP;
-      LAMBDA (pair string string) string {DUP; CDR; DIP{CAR}; CONCAT};
-      REDUCE; NIL operation; PAIR};
+      ITER {SWAP; CONCAT};
+      NIL operation; PAIR};

src/bin_client/test/contracts/contains_all.tz

@@ -1,9 +1,7 @@
 parameter (pair (list string) (list string));
 storage (option bool);
 code {CAR; DUP; CAR; DIP{CDR}; EMPTY_SET string; SWAP;
-      LAMBDA (pair string (set string)) (set string) {DUP; CAR; DIP{CDR}; PUSH bool True; SWAP; UPDATE};
-      REDUCE; PUSH bool True; SWAP; PAIR; SWAP;
-      LAMBDA (pair string (pair (set string) bool))
-             (pair (set string) bool)
-             {DUP; DUP; CAR; DIP{CDAR; DIP{CDDR}; DUP}; MEM; DIP{SWAP}; AND; SWAP; PAIR};
-      REDUCE; CDR; SOME; NIL operation; PAIR};
+      ITER {PAIR; DUP; CAR; DIP{CDR}; PUSH bool True; SWAP; UPDATE};
+      PUSH bool True; SWAP; PAIR; SWAP;
+      ITER {PAIR; DUP; DUP; CAR; DIP{CDAR; DIP{CDDR}; DUP}; MEM; DIP{SWAP}; AND; SWAP; PAIR};
+      CDR; SOME; NIL operation; PAIR};

src/bin_client/test/contracts/create_add1_lists.tz

@@ -1,18 +1,17 @@
 parameter unit;
 storage address;
 code { DROP; NIL int; # starting storage for contract
-       LAMBDA (pair (list int) (list int)) # Start of stack for contract (see above)
-              (pair (list operation) (list int)) # End of stack for contract (see above)
-              # See the contract above. I copied and pasted
-              { CAR;
-                LAMBDA int int {PUSH int 1; ADD};
-                MAP;
-                NIL operation;
-                PAIR };
        AMOUNT;                   # Push the starting balance
        PUSH bool False;          # Not spendable
        DUP;                      # Or delegatable
        NONE key_hash;                 # No delegate
        PUSH key_hash "tz1cxcwwnzENRdhe2Kb8ZdTrdNy4bFNyScx5";
-       CREATE_CONTRACT;          # Create the contract
+       CREATE_CONTRACT          # Create the contract
+         { parameter (list int) ;
+           storage (list int) ;
+           code
+             { CAR;
+               MAP {PUSH int 1; ADD};
+               NIL operation;
+               PAIR } };
        NIL operation; SWAP; CONS; PAIR} # Ending calling convention stuff

src/bin_client/test/contracts/create_contract.tz

@@ -3,12 +3,12 @@ storage unit;
 code { CAR;
        IF_LEFT
          { DIP { PUSH string "dummy";
-                 LAMBDA (pair string string)
-                        (pair (list operation) string)
-                        { CAR ; NIL operation ; PAIR };
                  PUSH tez "100.00" ; PUSH bool False ;
                  PUSH bool False ; NONE key_hash } ;
-           CREATE_CONTRACT ;
+           CREATE_CONTRACT
+             { parameter string ;
+               storage string ;
+               code { CAR ; NIL operation ; PAIR } } ;
            DIP { RIGHT key_hash ; DIP { SELF ; PUSH tez "0" } ; TRANSFER_TOKENS ;
                  NIL operation ; SWAP ; CONS } ;
            CONS ; UNIT ; SWAP ; PAIR }

src/bin_client/test/contracts/create_contract_literal.tz

@@ -1,18 +0,0 @@
-parameter (or key_hash address);
-storage unit;
-code { CAR;
-       IF_LEFT
-         { DIP { PUSH string "dummy";
-                 PUSH tez "100.00" ; PUSH bool False ;
-                 PUSH bool False ; NONE key_hash } ;
-           CREATE_CONTRACT
-             { parameter string ;
-               storage string ;
-               code { CAR ; NIL operation ; PAIR } } ;
-           DIP { RIGHT key_hash ; DIP { SELF ; PUSH tez "0" } ; TRANSFER_TOKENS ;
-                 NIL operation ; SWAP ; CONS } ;
-           CONS ; UNIT ; SWAP ; PAIR }
-         { SELF ; ADDRESS ; SOURCE ; IFCMPNEQ { FAIL } {} ;
-           CONTRACT string ; IF_SOME {} { FAIL } ;
-           PUSH tez "0.00" ; PUSH string "abcdefg" ; TRANSFER_TOKENS ;
-           NIL operation; SWAP; CONS ; UNIT ; SWAP ; PAIR } };

src/bin_client/test/contracts/insertion_sort.tz

@@ -1,25 +1,16 @@
 parameter (list int) ;
 storage (list int) ;
-code { CAR;                     # Access list
-       # Insert procedure
-       LAMBDA (pair int (list int))
-              (list int)
-              { DUP; CDR; DIP{CAR}; # Unpack accumulator and existing list
-                DIIP{NIL int}; PUSH bool True; # Setup loop
-                LOOP { IF_CONS { SWAP;
-                                 DIP{DUP; DIIP{DUP}; DIP{CMPLT}; SWAP}; # Duplicate numbers
+code { CAR ;
+       NIL int ; SWAP ;
+       ITER { SWAP; DIIP{NIL int} ; PUSH bool True ;
+              LOOP
+                { IF_CONS
+                    { SWAP ;
+                      DIP{DUP ; DIIP{DUP} ; DIP{CMPLT} ; SWAP} ;
                       SWAP ;
-                                 # If less than
                       IF { DIP{SWAP ; DIP{CONS}} ; PUSH bool True}
-                                    # Otherwise
                          { SWAP ; CONS ; PUSH bool False}}
-                               # Ending case
                     { NIL int ; PUSH bool False}} ;
-                SWAP; CONS; SWAP; # Finish lists
-                LAMBDA (pair int (list int))
-                       (list int)
-                       {DUP; CAR; DIP{CDR}; CONS};
-                REDUCE};
-       NIL int; SWAP; DIP{SWAP}; # Accumulator for reverse onto
-       REDUCE;                   # Execute reverse onto
-       NIL operation; PAIR}      # Calling convention
+              SWAP ; CONS ; SWAP ;
+              ITER {CONS}} ;
+       NIL operation ; PAIR }

src/bin_client/test/contracts/list_id_map.tz

@@ -1,3 +1,3 @@
 parameter (list string);
 storage (list string);
-code {CAR; LAMBDA string string {}; MAP; NIL operation; PAIR}
+code {CAR; MAP {}; NIL operation; PAIR}

src/bin_client/test/contracts/max_in_list.tz

@@ -1,9 +1,9 @@
 parameter (list int);
 storage (option int);
 code {CAR; DIP{NONE int};
-      LAMBDA
-        (pair int (option int))
-        (option int)
-        {DUP; DUP; CAR; SWAP; CDR;
-         IF_NONE {DIP{DROP}; SOME} {CMPGT; IF {CDR} {CAR; SOME}}};
-      REDUCE; NIL operation; PAIR};
+      ITER {SWAP;
+            IF_NONE {SOME}
+                    {DIP {DUP}; DUP; DIP{SWAP};
+                     CMPLE; IF {DROP} {DIP {DROP}};
+                     SOME}};
+      NIL operation; PAIR};

src/bin_client/test/contracts/reduce_map.tz

@@ -6,16 +6,11 @@ code { DIP{NIL int};
        DUP;
        DIP{CAR; PAIR};          # Unpack data and setup accumulator
        CDR;
-       LAMBDA (pair int (pair (lambda int int) (list int)))
-              (pair (lambda int int) (list int))
-              # Apply the lambda and add the new element to the list
-              { DUP; CDAR;
+       ITER {PAIR;
+             DUP; CDAR;
              DIP{ DUP; DIP{CDAR}; DUP;
                   CAR; DIP{CDDR; SWAP}; EXEC; CONS};
              PAIR};
-       REDUCE; CDR; DIP{NIL int}; # First reduce
-       LAMBDA (pair int (list int))
-              (list int)
-              {DUP; CAR; DIP{CDR}; CONS};
-       REDUCE;                  # Correct list order
+       CDR; DIP{NIL int}; # First reduce
+       ITER {CONS}; # Reverse
        NIL operation; PAIR}     # Calling convention

src/bin_client/test/contracts/reverse.tz

@@ -1,7 +1,5 @@
 parameter (list string);
 storage (list string);
 code { CAR; NIL string; SWAP;
-       LAMBDA (pair string (list string))
-              (list string)
-              {DUP; CAR; DIP{CDR}; CONS};
-       REDUCE; NIL operation; PAIR};
+       ITER {CONS};
+       NIL operation; PAIR};

src/bin_client/test/contracts/spawn_identities.tz

@@ -8,14 +8,14 @@ code { DUP;
               IF { PUSH bool False}   # End the loop
                  { PUSH nat 1; SWAP; SUB; ABS; # Subtract 1. The ABS is to make it back into a nat
                    PUSH string "init"; # Storage type
-                   LAMBDA (pair string string)   # Identity contract
-                          (pair (list operation) string)
-                          { CAR ; NIL operation ; PAIR };
                    PUSH tez "5.00"; # Strating balance
                    PUSH bool False; DUP; # Not spendable or delegatable
                    NONE key_hash;
                    PUSH key_hash "tz1cxcwwnzENRdhe2Kb8ZdTrdNy4bFNyScx5";
-                   CREATE_CONTRACT; # Make the contract
+                   CREATE_CONTRACT
+                     { parameter string ;
+                       storage string ;
+                       code { CAR ; NIL operation ; PAIR } } ; # Make the contract
                    SWAP ; DIP { SWAP ; DIP { CONS } } ; # emit the operation
                    SWAP ; DIP { SWAP ; DIP { CONS } } ; # add to the list
                    PUSH bool True}}; # Continue the loop

src/bin_client/test/contracts/subset.tz

@@ -3,15 +3,10 @@ storage bool;
 code { CAR; DUP; CDR; DIP{CAR}; # Unpack lists
        PUSH bool True;
        PAIR; SWAP;              # Setup accumulator
-       LAMBDA (pair string (pair bool (set string)))
-              (pair bool (set string))
-              { DUP;            # Unpack accumulator and input
-                CAR;
-                DIP{ CDR; DUP; DUP; CDR;
+       ITER { DIP{ DUP; DUP; CDR;
                    DIP{CAR; DIP{CDR}}};
               MEM;            # Check membership
               AND;            # Combine accumulator and input
               PAIR};
-       REDUCE;                  # Reduce
        CAR;                     # Get the accumulator value
        NIL operation; PAIR}     # Calling convention

src/proto_alpha/lib_protocol/src/alpha_context.mli

@@ -227,7 +227,6 @@ module Script : sig
     | I_OR
     | I_PAIR
     | I_PUSH
-    | I_REDUCE
     | I_RIGHT
     | I_SIZE
     | I_SOME

src/proto_alpha/lib_protocol/src/michelson_v1_primitives.ml

@@ -79,7 +79,6 @@ type prim =
   | I_OR
   | I_PAIR
   | I_PUSH
-  | I_REDUCE
   | I_RIGHT
   | I_SIZE
   | I_SOME
@@ -205,7 +204,6 @@ let string_of_prim = function
   | I_OR -> "OR"
   | I_PAIR -> "PAIR"
   | I_PUSH -> "PUSH"
-  | I_REDUCE -> "REDUCE"
   | I_RIGHT -> "RIGHT"
   | I_SIZE -> "SIZE"
   | I_SOME -> "SOME"
@@ -312,7 +310,6 @@ let prim_of_string = function
   | "OR" -> ok I_OR
   | "PAIR" -> ok I_PAIR
   | "PUSH" -> ok I_PUSH
-  | "REDUCE" -> ok I_REDUCE
   | "RIGHT" -> ok I_RIGHT
   | "SIZE" -> ok I_SIZE
   | "SOME" -> ok I_SOME
@@ -463,7 +460,6 @@ let prim_encoding =
     ("OR", I_OR) ;
     ("PAIR", I_PAIR) ;
     ("PUSH", I_PUSH) ;
-    ("REDUCE", I_REDUCE) ;
     ("RIGHT", I_RIGHT) ;
     ("SIZE", I_SIZE) ;
     ("SOME", I_SOME) ;

src/proto_alpha/lib_protocol/src/michelson_v1_primitives.mli

@@ -77,7 +77,6 @@ type prim =
   | I_OR
   | I_PAIR
   | I_PUSH
-  | I_REDUCE
   | I_RIGHT
   | I_SIZE
   | I_SOME

src/proto_alpha/lib_protocol/src/script_interpreter.ml

@@ -142,34 +142,6 @@ let rec interp
           fun descr op cost x1 x2 rest ->
             Lwt.return (Gas.consume ctxt (cost x1 x2)) >>=? fun ctxt ->
             logged_return descr (Item (Script_int.of_int @@ op x1 x2, rest), ctxt) in
-        let create_contract :
-          type param rest storage.
-          (_, internal_operation * (Contract.t * rest)) descr ->
-          manager:public_key_hash -> delegate:public_key_hash option -> spendable:bool ->
-          delegatable:bool -> credit:Tez.t -> code:prim Micheline.canonical ->
-          init:storage -> param_type:param ty -> storage_type:storage ty ->
-          rest:rest stack ->
-          ((internal_operation * (Contract.t * rest)) stack * context) tzresult Lwt.t =
-          fun descr ~manager ~delegate ~spendable ~delegatable
-            ~credit ~code ~init ~param_type ~storage_type ~rest ->
-            Lwt.return (Gas.consume ctxt Interp_costs.create_contract) >>=? fun ctxt ->
-            let code =
-              Micheline.strip_locations
-                (Seq (0, [ Prim (0, K_parameter, [ unparse_ty None param_type ], None) ;
-                           Prim (0, K_storage, [ unparse_ty None storage_type ], None) ;
-                           Prim (0, K_code, [ Micheline.root code ], None) ], None)) in
-            Lwt.return @@ unparse_data ctxt storage_type init >>=? fun (storage, ctxt) ->
-            let storage = Micheline.strip_locations storage in
-            Contract.spend_from_script ctxt self credit >>=? fun ctxt ->
-            Contract.fresh_contract_from_current_nonce ctxt >>=? fun (ctxt, contract) ->
-            let operation =
-              Origination
-                { credit ; manager ; delegate ; preorigination = Some contract ;
-                  delegatable ; spendable ;
-                  script = Some { code = Script.lazy_expr code ;
-                                  storage = Script.lazy_expr storage } } in
-            logged_return descr (Item ({ source = self ; operation ; signature = None },
-                                       Item (contract, rest)), ctxt) in
         let logged_return :
           a stack * context ->
           (a stack * context) tzresult Lwt.t =
@@ -237,18 +209,7 @@ let rec interp
         | If_cons (bt, _), Item (hd :: tl, rest) ->
             Lwt.return (Gas.consume ctxt Interp_costs.branch) >>=? fun ctxt ->
             step ctxt bt (Item (hd, Item (tl, rest)))
-        | List_map, Item (lam, Item (l, rest)) ->
-            let rec loop rest ctxt l acc =
-              Lwt.return (Gas.consume ctxt Interp_costs.loop_cycle) >>=? fun ctxt ->
-              match l with
-              | [] -> return (List.rev acc, ctxt)
-              | hd :: tl ->
-                  interp ?log ctxt ~source ~payer ~self amount lam hd
-                  >>=? fun (hd, ctxt) ->
-                  loop rest ctxt tl (hd :: acc)
-            in loop rest ctxt l [] >>=? fun (res, ctxt) ->
-            logged_return (Item (res, rest), ctxt)
-        | List_map_body body, Item (l, rest) ->
+        | List_map body, Item (l, rest) ->
             let rec loop rest ctxt l acc =
               Lwt.return (Gas.consume ctxt Interp_costs.loop_cycle) >>=? fun ctxt ->
               match l with
@@ -259,17 +220,6 @@ let rec interp
                   loop rest ctxt tl (hd :: acc)
             in loop rest ctxt l [] >>=? fun (res, ctxt) ->
             logged_return (res, ctxt)
-        | List_reduce, Item (lam, Item (l, Item (init, rest))) ->
-            let rec loop rest ctxt l acc =
-              Lwt.return (Gas.consume ctxt Interp_costs.loop_cycle) >>=? fun ctxt ->
-              match l with
-              | [] -> return (acc, ctxt)
-              | hd :: tl ->
-                  interp ?log ctxt ~source ~payer ~self amount lam (hd, acc)
-                  >>=? fun (acc, ctxt) ->
-                  loop rest ctxt tl acc
-            in loop rest ctxt l init >>=? fun (res, ctxt) ->
-            logged_return (Item (res, rest), ctxt)
         | List_size, Item (list, rest) ->
             Lwt.return
               (List.fold_left
@@ -294,19 +244,6 @@ let rec interp
         | Empty_set t, rest ->
             Lwt.return (Gas.consume ctxt Interp_costs.empty_set) >>=? fun ctxt ->
             logged_return (Item (empty_set t, rest), ctxt)
-        | Set_reduce, Item (lam, Item (set, Item (init, rest))) ->
-            Lwt.return (Gas.consume ctxt (Interp_costs.set_to_list set)) >>=? fun ctxt ->
-            let l = List.rev (set_fold (fun e acc -> e :: acc) set []) in
-            let rec loop rest ctxt l acc =
-              Lwt.return (Gas.consume ctxt Interp_costs.loop_cycle) >>=? fun ctxt ->
-              match l with
-              | [] -> return (acc, ctxt)
-              | hd :: tl ->
-                  interp ?log ctxt ~source ~payer ~self amount lam (hd, acc)
-                  >>=? fun (acc, ctxt) ->
-                  loop rest ctxt tl acc
-            in loop rest ctxt l init >>=? fun (res, ctxt) ->
-            logged_return (Item (res, rest), ctxt)
         | Set_iter body, Item (set, init) ->
             Lwt.return (Gas.consume ctxt (Interp_costs.set_to_list set)) >>=? fun ctxt ->
             let l = List.rev (set_fold (fun e acc -> e :: acc) set []) in
@@ -330,7 +267,7 @@ let rec interp
         | Empty_map (t, _), rest ->
             Lwt.return (Gas.consume ctxt Interp_costs.empty_map) >>=? fun ctxt ->
             logged_return (Item (empty_map t, rest), ctxt)
-        | Map_map, Item (lam, Item (map, rest)) ->
+        | Map_map body, Item (map, rest) ->
             Lwt.return (Gas.consume ctxt (Interp_costs.map_to_list map)) >>=? fun ctxt ->
             let l = List.rev (map_fold (fun k v acc -> (k, v) :: acc) map []) in
             let rec loop rest ctxt l acc =
@@ -338,24 +275,11 @@ let rec interp
               match l with
               | [] -> return (acc, ctxt)
               | (k, _) as hd :: tl ->
-                  interp ?log ctxt ~source ~payer ~self amount lam hd
-                  >>=? fun (hd, ctxt) ->
+                  step ctxt body (Item (hd, rest))
+                  >>=? fun (Item (hd, rest), ctxt) ->
                   loop rest ctxt tl (map_update k (Some hd) acc)
             in loop rest ctxt l (empty_map (map_key_ty map)) >>=? fun (res, ctxt) ->
             logged_return (Item (res, rest), ctxt)
-        | Map_reduce, Item (lam, Item (map, Item (init, rest))) ->
-            Lwt.return (Gas.consume ctxt (Interp_costs.map_to_list map)) >>=? fun ctxt ->
-            let l = List.rev (map_fold (fun k v acc -> (k, v) :: acc) map []) in
-            let rec loop rest ctxt l acc =
-              Lwt.return (Gas.consume ctxt Interp_costs.loop_cycle) >>=? fun ctxt ->
-              match l with
-              | [] -> return (acc, ctxt)
-              | hd :: tl ->
-                  interp ?log ctxt ~source ~payer ~self amount lam (hd, acc)
-                  >>=? fun (acc, ctxt) ->
-                  loop rest ctxt tl acc
-            in loop rest ctxt l init >>=? fun (res, ctxt) ->
-            logged_return (Item (res, rest), ctxt)
         | Map_iter body, Item (map, init) ->
             Lwt.return (Gas.consume ctxt (Interp_costs.map_to_list map)) >>=? fun ctxt ->
             let l = List.rev (map_fold (fun k v acc -> (k, v) :: acc) map []) in
@@ -684,25 +608,32 @@ let rec interp
             Lwt.return (Gas.consume ctxt Interp_costs.implicit_account) >>=? fun ctxt ->
             let contract = Contract.implicit_contract key in
             logged_return (Item ((Unit_t, contract), rest), ctxt)
-        | Create_contract (storage_type, param_type),
-          Item (manager, Item
-                  (delegate, Item
-                     (spendable, Item
-                        (delegatable, Item
-                           (credit, Item
-                              (Lam (_, code), Item
-                                 (init, rest))))))) ->
-            create_contract descr ~manager ~delegate ~spendable ~delegatable ~credit ~code ~init
-              ~param_type ~storage_type ~rest
-        | Create_contract_literal (storage_type, param_type, Lam (_, code)),
+        | Create_contract (storage_type, param_type, Lam (_, code)),
           Item (manager, Item
                   (delegate, Item
                      (spendable, Item
                         (delegatable, Item
                            (credit, Item
                               (init, rest)))))) ->
-            create_contract descr ~manager ~delegate ~spendable ~delegatable ~credit ~code ~init
-              ~param_type ~storage_type ~rest
+            Lwt.return (Gas.consume ctxt Interp_costs.create_contract) >>=? fun ctxt ->
+            let code =
+              Micheline.strip_locations
+                (Seq (0, [ Prim (0, K_parameter, [ unparse_ty None param_type ], None) ;
+                           Prim (0, K_storage, [ unparse_ty None storage_type ], None) ;
+                           Prim (0, K_code, [ Micheline.root code ], None) ], None)) in
+            Lwt.return @@ unparse_data ctxt storage_type init >>=? fun (storage, ctxt) ->
+            let storage = Micheline.strip_locations storage in
+            Contract.spend_from_script ctxt self credit >>=? fun ctxt ->
+            Contract.fresh_contract_from_current_nonce ctxt >>=? fun (ctxt, contract) ->
+            let operation =
+              Origination
+                { credit ; manager ; delegate ; preorigination = Some contract ;
+                  delegatable ; spendable ;
+                  script = Some { code = Script.lazy_expr code ;
+                                  storage = Script.lazy_expr storage } } in
+            logged_return
+              (Item ({ source = self ; operation ; signature = None },
+                     Item (contract, rest)), ctxt)
         | Set_delegate,
           Item (delegate, rest) ->
             Lwt.return (Gas.consume ctxt Interp_costs.create_account) >>=? fun ctxt ->

src/proto_alpha/lib_protocol/src/script_ir_translator.ml

@@ -114,20 +114,16 @@ let number_of_generated_growing_types : type b a. (b, a) instr -> int = function
   | Cons_list -> 1
   | Nil -> 1
   | If_cons _ -> 0
-  | List_map -> 1
-  | List_map_body _ -> 1
-  | List_reduce -> 0
+  | List_map _ -> 1
   | List_size -> 0
   | List_iter _ -> 1
   | Empty_set _ -> 1
-  | Set_reduce -> 0
   | Set_iter _ -> 0
   | Set_mem -> 0
   | Set_update -> 0
   | Set_size -> 0
   | Empty_map _ -> 1
-  | Map_map -> 1
-  | Map_reduce -> 0
+  | Map_map _ -> 1
   | Map_iter _ -> 1
   | Map_mem -> 0
   | Map_get -> 0
@@ -201,7 +197,6 @@ let number_of_generated_growing_types : type b a. (b, a) instr -> int = function
   | Create_account -> 0
   | Implicit_account -> 0
   | Create_contract _ -> 1
-  | Create_contract_literal _ -> 1
   | Now -> 0
   | Balance -> 0
   | Check_signature -> 0
@@ -293,7 +288,6 @@ let namespace = function
   | I_OR
   | I_PAIR
   | I_PUSH
-  | I_REDUCE
   | I_RIGHT
   | I_SIZE
   | I_SOME
@@ -1508,11 +1502,6 @@ and parse_instr
       Item_t (List_t _, rest, _) ->
         typed ctxt loc List_size
           (Item_t (Nat_t, rest, instr_annot))
-    | Prim (loc, I_MAP, [], instr_annot),
-      Item_t (Lambda_t (param, ret), Item_t (List_t elt, rest, _), _) ->
-        check_item_ty elt param loc I_MAP 2 2 >>=? fun Eq ->
-        typed ctxt loc List_map
-          (Item_t (List_t ret, rest, instr_annot))
     | Prim (loc, I_MAP, [ body ], instr_annot),
       (Item_t (List_t elt, starting_rest, _)) ->
         check_kind [ Seq_kind ] body >>=? fun () ->
@@ -1523,19 +1512,11 @@ and parse_instr
               trace
                 (Invalid_map_body (loc, ibody.aft))
                 (Lwt.return (stack_ty_eq 1 rest starting_rest)) >>=? fun Eq ->
-              typed ctxt loc (List_map_body ibody)
+              typed ctxt loc (List_map ibody)
                 (Item_t (List_t ret, rest, instr_annot))
           | Typed { aft ; _ } -> fail (Invalid_map_body (loc, aft))
           | Failed _ -> fail (Invalid_map_block_fail loc)
         end
-    | Prim (loc, I_REDUCE, [], instr_annot),
-      Item_t (Lambda_t (Pair_t ((pelt, _), (pr, _)), r),
-              Item_t (List_t elt, Item_t (init, rest, _), _), _) ->
-        check_item_ty r pr loc I_REDUCE 1 3 >>=? fun Eq ->
-        check_item_ty elt pelt loc I_REDUCE 2 3 >>=? fun Eq ->
-        check_item_ty init r loc I_REDUCE 3 3 >>=? fun Eq ->
-        typed ctxt loc List_reduce
-          (Item_t (r, rest, instr_annot))
     | Prim (loc, I_ITER, [ body ], instr_annot),
       Item_t (List_t elt, rest, _) ->
         check_kind [ Seq_kind ] body >>=? fun () ->
@@ -1557,15 +1538,6 @@ and parse_instr
         (Lwt.return (parse_comparable_ty t)) >>=? fun (Ex_comparable_ty t) ->
         typed ctxt loc (Empty_set t)
           (Item_t (Set_t t, rest, instr_annot))
-    | Prim (loc, I_REDUCE, [], instr_annot),
-      Item_t (Lambda_t (Pair_t ((pelt, _), (pr, _)), r),
-              Item_t (Set_t elt, Item_t (init, rest, _), _), _) ->
-        let elt = ty_of_comparable_ty elt in
-        check_item_ty r pr loc I_REDUCE 1 3 >>=? fun Eq ->
-        check_item_ty elt pelt loc I_REDUCE 2 3 >>=? fun Eq ->
-        check_item_ty init r loc I_REDUCE 3 3 >>=? fun Eq ->
-        typed ctxt loc Set_reduce
-          (Item_t (r, rest, instr_annot))
     | Prim (loc, I_ITER, [ body ], annot),
       Item_t (Set_t comp_elt, rest, _) ->
         check_kind [ Seq_kind ] body >>=? fun () ->
@@ -1605,25 +1577,22 @@ and parse_instr
         (Lwt.return (parse_ty ~allow_big_map:false tv)) >>=? fun (Ex_ty tv, _) ->
         typed ctxt loc (Empty_map (tk, tv))
           (Item_t (Map_t (tk, tv), stack, instr_annot))
-    | Prim (loc, I_MAP, [], instr_annot),
-      Item_t (Lambda_t (Pair_t ((pk, _), (pv, _)), ret),
-              Item_t (Map_t (ck, v), rest, _), _) ->
+    | Prim (loc, I_MAP, [ body ], instr_annot),
+      Item_t (Map_t (ck, elt), starting_rest, _) ->
         let k = ty_of_comparable_ty ck in
-        check_item_ty pk k loc I_MAP 1 2 >>=? fun Eq ->
-        check_item_ty pv v loc I_MAP 1 2 >>=? fun Eq ->
-        typed ctxt loc Map_map
+        check_kind [ Seq_kind ] body >>=? fun () ->
+        parse_instr ?type_logger tc_context ctxt ~check_operations
+          body (Item_t (Pair_t ((k, None), (elt, None)), starting_rest, None)) >>=? begin fun (judgement, ctxt) ->
+          match judgement with
+          | Typed ({ aft = Item_t (ret, rest, _) ; _ } as ibody) ->
+              trace
+                (Invalid_map_body (loc, ibody.aft))
+                (Lwt.return (stack_ty_eq 1 rest starting_rest)) >>=? fun Eq ->
+              typed ctxt loc (Map_map ibody)
                 (Item_t (Map_t (ck, ret), rest, instr_annot))
-    | Prim (loc, I_REDUCE, [], instr_annot),
-      Item_t (Lambda_t (Pair_t ((Pair_t ((pk, _), (pv, _)), _), (pr, _)), r),
-              Item_t (Map_t (ck, v),
-                      Item_t (init, rest, _), _), _) ->
-        let k = ty_of_comparable_ty ck in
-        check_item_ty pk k loc I_REDUCE 2 3 >>=? fun Eq ->
-        check_item_ty pv v loc I_REDUCE 2 3 >>=? fun Eq ->
-        check_item_ty r pr loc I_REDUCE 1 3 >>=? fun Eq ->
-        check_item_ty init r loc I_REDUCE 3 3 >>=? fun Eq ->
-        typed ctxt loc Map_reduce
-          (Item_t (r, rest, instr_annot))
+          | Typed { aft ; _ } -> fail (Invalid_map_body (loc, aft))
+          | Failed _ -> fail (Invalid_map_block_fail loc)
+        end
     | Prim (loc, I_ITER, [ body ], instr_annot),
       Item_t (Map_t (comp_elt, element_ty), rest, _) ->
         check_kind [ Seq_kind ] body >>=? fun () ->
@@ -2080,20 +2049,6 @@ and parse_instr
       Item_t (Key_hash_t, rest, _) ->
         typed ctxt loc Implicit_account
           (Item_t (Contract_t Unit_t, rest, instr_annot))
-    | Prim (loc, I_CREATE_CONTRACT, [], instr_annot),
-      Item_t
-        (Key_hash_t, Item_t
-           (Option_t Key_hash_t, Item_t
-              (Bool_t, Item_t
-                 (Bool_t, Item_t
-                    (Tez_t, Item_t
-                       (Lambda_t (Pair_t ((p, _), (gp, _)),
-                                  Pair_t ((List_t Operation_t, _), (gr, _))), Item_t
-                          (ginit, rest, _), _), _), _), _), _), _) ->
-        check_item_ty gp gr loc I_CREATE_CONTRACT 5 7 >>=? fun Eq ->
-        check_item_ty ginit gp loc I_CREATE_CONTRACT 6 7 >>=? fun Eq ->
-        typed ctxt loc (Create_contract (gp, p))
-          (Item_t (Operation_t, Item_t (Address_t, rest, None), instr_annot))
     | Prim (loc, I_CREATE_CONTRACT, [ (Seq (seq_loc, _, annot) as code)], instr_annot),
       Item_t
         (Key_hash_t, Item_t
@@ -2123,7 +2078,7 @@ and parse_instr
         Lwt.return @@ ty_eq arg arg_type_full >>=? fun Eq ->
         Lwt.return @@ ty_eq ret ret_type_full >>=? fun Eq ->
         Lwt.return @@ ty_eq storage_type ginit >>=? fun Eq ->
-        typed ctxt loc (Create_contract_literal (storage_type, arg_type, lambda))
+        typed ctxt loc (Create_contract (storage_type, arg_type, lambda))
           (Item_t (Operation_t, Item_t (Address_t, rest, None), instr_annot))
     | Prim (loc, I_NOW, [], instr_annot),
       stack ->
@@ -2169,7 +2124,7 @@ and parse_instr
     (* Primitive parsing errors *)
     | Prim (loc, (I_DROP | I_DUP | I_SWAP | I_SOME | I_UNIT
                  | I_PAIR | I_CAR | I_CDR | I_CONS
-                 | I_MEM | I_UPDATE | I_MAP | I_REDUCE
+                 | I_MEM | I_UPDATE | I_MAP
                  | I_GET | I_EXEC | I_FAIL | I_SIZE
                  | I_CONCAT | I_ADD | I_SUB
                  | I_MUL | I_EDIV | I_OR | I_AND | I_XOR
@@ -2208,9 +2163,9 @@ and parse_instr
             [], _),
       Item_t (t, _, _) ->
         fail (Undefined_unop (loc, name, t))
-    | Prim (loc, (I_REDUCE | I_UPDATE as name), [], _),
+    | Prim (loc, I_UPDATE, [], _),
       stack ->
-        fail (Bad_stack (loc, name, 3, stack))
+        fail (Bad_stack (loc, I_UPDATE, 3, stack))
     | Prim (loc, I_CREATE_CONTRACT, [], _),
       stack ->
         fail (Bad_stack (loc, I_CREATE_CONTRACT, 7, stack))
@@ -2239,7 +2194,7 @@ and parse_instr
         fail @@ unexpected expr [ Seq_kind ] Instr_namespace
           [ I_DROP ; I_DUP ; I_SWAP ; I_SOME ; I_UNIT ;
             I_PAIR ; I_CAR ; I_CDR ; I_CONS ;
-            I_MEM ; I_UPDATE ; I_MAP ; I_REDUCE ; I_ITER ;
+            I_MEM ; I_UPDATE ; I_MAP ; I_ITER ;
             I_GET ; I_EXEC ; I_FAIL ; I_SIZE ;
             I_CONCAT ; I_ADD ; I_SUB ;
             I_MUL ; I_EDIV ; I_OR ; I_AND ; I_XOR ;

src/proto_alpha/lib_protocol/src/script_typed_ir.ml

@@ -140,25 +140,15 @@ and ('bef, 'aft) instr =
       ('rest, ('a list * 'rest)) instr
   | If_cons : ('a * ('a list * 'bef), 'aft) descr * ('bef, 'aft) descr ->
     ('a list * 'bef, 'aft) instr
-  | List_map :
-      (('param, 'ret) lambda * ('param list * 'rest), 'ret list * 'rest) instr
-  | List_map_body : ('a * 'rest, 'b * 'rest) descr ->
+  | List_map : ('a * 'rest, 'b * 'rest) descr ->
     ('a list * 'rest, 'b list * 'rest) instr
-  | List_reduce :
-      (('param * 'res, 'res) lambda *
-       ('param list * ('res * 'rest)), 'res * 'rest) instr
-  | List_size : ('a list * 'rest, n num * 'rest) instr
-  | List_iter :
-      ('a * 'rest, 'rest) descr ->
+  | List_iter : ('a * 'rest, 'rest) descr ->
     ('a list * 'rest, 'rest) instr
+  | List_size : ('a list * 'rest, n num * 'rest) instr
   (* sets *)
   | Empty_set : 'a comparable_ty ->
     ('rest, 'a set * 'rest) instr
-  | Set_reduce :
-      (('param * 'res, 'res) lambda *
-       ('param set * ('res * 'rest)), 'res * 'rest) instr
-  | Set_iter :
-      ('a * 'rest, 'rest) descr ->
+  | Set_iter : ('a * 'rest, 'rest) descr ->
     ('a set * 'rest, 'rest) instr
   | Set_mem :
       ('elt * ('elt set * 'rest), bool * 'rest) instr
@@ -168,13 +158,9 @@ and ('bef, 'aft) instr =
   (* maps *)
   | Empty_map : 'a comparable_ty * 'v ty ->
     ('rest, ('a, 'v) map * 'rest) instr
-  | Map_map :
-      (('a * 'v, 'r) lambda * (('a, 'v) map * 'rest), ('a, 'r) map * 'rest) instr
-  | Map_reduce :
-      ((('a * 'v) * 'res, 'res) lambda *
-       (('a, 'v) map * ('res * 'rest)), 'res * 'rest) instr
-  | Map_iter :
-      (('a * 'v) * 'rest, 'rest) descr ->
+  | Map_map : (('a * 'v) * 'rest, 'r * 'rest) descr ->
+    (('a, 'v) map * 'rest, ('a, 'r) map * 'rest) instr
+  | Map_iter : (('a * 'v) * 'rest, 'rest) descr ->
     (('a, 'v) map * 'rest, 'rest) instr
   | Map_mem :
       ('a * (('a, 'v) map * 'rest), bool * 'rest) instr
@@ -336,12 +322,7 @@ and ('bef, 'aft) instr =
        internal_operation * (Contract.t * 'rest)) instr
   | Implicit_account :
       (public_key_hash * 'rest, unit typed_contract * 'rest) instr
-  | Create_contract : 'g ty * 'p ty ->
-    (public_key_hash * (public_key_hash option * (bool * (bool * (Tez.t *
-                                                                  (('p * 'g, internal_operation list * 'g) lambda
-                                                                   * ('g * 'rest)))))),
-     internal_operation * (Contract.t * 'rest)) instr
-  | Create_contract_literal : 'g ty * 'p ty * ('p * 'g, internal_operation list * 'g) lambda  ->
+  | Create_contract : 'g ty * 'p ty * ('p * 'g, internal_operation list * 'g) lambda  ->
     (public_key_hash * (public_key_hash option * (bool * (bool * (Tez.t * ('g * 'rest))))),
      internal_operation * (Contract.t * 'rest)) instr
   | Set_delegate :

src/proto_alpha/lib_protocol/test/contracts/add1_list.tz

@@ -1,7 +1,6 @@
 parameter (list int);
 storage (list int);
 code { CAR;                                # Get the parameter
-       LAMBDA int int { PUSH int 1; ADD }; # Create a lambda that adds 1
-       MAP;                                # Map over the list
+       MAP { PUSH int 1; ADD };            # Map over the list adding one
        NIL operation;                      # No internal op
        PAIR }                              # Match the calling convetion

src/proto_alpha/lib_protocol/test/contracts/concat_hello.tz

@@ -1,4 +1,4 @@
 parameter (list string);
 storage (list string);
-code{ CAR; LAMBDA string string { PUSH @hello string "Hello "; CONCAT };
-      MAP; NIL operation; PAIR};
+code{ CAR;
+      MAP { PUSH @hello string "Hello "; CONCAT }; NIL operation; PAIR};

src/proto_alpha/lib_protocol/test/contracts/concat_list.tz

@@ -1,5 +1,5 @@
 parameter (list string);
 storage string;
 code {CAR; PUSH string ""; SWAP;
-      LAMBDA (pair string string) string {DUP; CDR; DIP{CAR}; CONCAT};
-      REDUCE; NIL operation; PAIR};
+      ITER {SWAP; CONCAT};
+      NIL operation; PAIR};

src/proto_alpha/lib_protocol/test/contracts/contains_all.tz

@@ -1,9 +1,7 @@
 parameter (pair (list string) (list string));
 storage (option bool);
 code {CAR; DUP; CAR; DIP{CDR}; EMPTY_SET string; SWAP;
-      LAMBDA (pair string (set string)) (set string) {DUP; CAR; DIP{CDR}; PUSH bool True; SWAP; UPDATE};
-      REDUCE; PUSH bool True; SWAP; PAIR; SWAP;
-      LAMBDA (pair string (pair (set string) bool))
-             (pair (set string) bool)
-             {DUP; DUP; CAR; DIP{CDAR; DIP{CDDR}; DUP}; MEM; DIP{SWAP}; AND; SWAP; PAIR};
-      REDUCE; CDR; SOME; NIL operation; PAIR};
+      ITER {PAIR; DUP; CAR; DIP{CDR}; PUSH bool True; SWAP; UPDATE};
+      PUSH bool True; SWAP; PAIR; SWAP;
+      ITER {PAIR; DUP; DUP; CAR; DIP{CDAR; DIP{CDDR}; DUP}; MEM; DIP{SWAP}; AND; SWAP; PAIR};
+      CDR; SOME; NIL operation; PAIR};

src/proto_alpha/lib_protocol/test/contracts/create_add1_lists.tz

@@ -1,18 +1,17 @@
 parameter unit;
 storage address;
 code { DROP; NIL int; # starting storage for contract
-       LAMBDA (pair (list int) (list int)) # Start of stack for contract (see above)
-              (pair (list operation) (list int)) # End of stack for contract (see above)
-              # See the contract above. I copied and pasted
-              { CAR;
-                LAMBDA int int {PUSH int 1; ADD};
-                MAP;
-                NIL operation;
-                PAIR };
        AMOUNT;                   # Push the starting balance
        PUSH bool False;          # Not spendable
        DUP;                      # Or delegatable
        NONE key_hash;                 # No delegate
        PUSH key_hash "tz1cxcwwnzENRdhe2Kb8ZdTrdNy4bFNyScx5";
-       CREATE_CONTRACT;          # Create the contract
+       CREATE_CONTRACT          # Create the contract
+         { parameter (list int) ;
+           storage (list int) ;
+           code
+             { CAR;
+               MAP {PUSH int 1; ADD};
+               NIL operation;
+               PAIR } };
        NIL operation; SWAP; CONS; PAIR} # Ending calling convention stuff

src/proto_alpha/lib_protocol/test/contracts/create_contract.tz

@@ -3,12 +3,12 @@ storage unit;
 code { CAR;
        IF_LEFT
          { DIP { PUSH string "dummy";
-                 LAMBDA (pair string string)
-                        (pair (list operation) string)
-                        { CAR ; NIL operation ; PAIR };
                  PUSH tez "100.00" ; PUSH bool False ;
                  PUSH bool False ; NONE key_hash } ;
-           CREATE_CONTRACT ;
+           CREATE_CONTRACT
+             { parameter string ;
+               storage string ;
+               code { CAR ; NIL operation ; PAIR } } ;
            DIP { RIGHT key_hash ; DIP { SELF ; PUSH tez "0" } ; TRANSFER_TOKENS ;
                  NIL operation ; SWAP ; CONS } ;
            CONS ; UNIT ; SWAP ; PAIR }

src/proto_alpha/lib_protocol/test/contracts/create_contract_literal.tz

@@ -1,18 +0,0 @@
-parameter (or key_hash address);
-storage unit;
-code { CAR;
-       IF_LEFT
-         { DIP { PUSH string "dummy";
-                 PUSH tez "100.00" ; PUSH bool False ;
-                 PUSH bool False ; NONE key_hash } ;
-           CREATE_CONTRACT
-             { parameter string ;
-               storage string ;
-               code { CAR ; NIL operation ; PAIR } } ;
-           DIP { RIGHT key_hash ; DIP { SELF ; PUSH tez "0" } ; TRANSFER_TOKENS ;
-                 NIL operation ; SWAP ; CONS } ;
-           CONS ; UNIT ; SWAP ; PAIR }
-         { SELF ; ADDRESS ; SOURCE ; IFCMPNEQ { FAIL } {} ;
-           CONTRACT string ; IF_SOME {} { FAIL } ;
-           PUSH tez "0.00" ; PUSH string "abcdefg" ; TRANSFER_TOKENS ;
-           NIL operation; SWAP; CONS ; UNIT ; SWAP ; PAIR } };

src/proto_alpha/lib_protocol/test/contracts/list_id_map.tz

@@ -1,3 +1,3 @@
 parameter (list string);
 storage (list string);
-code {CAR; LAMBDA string string {}; MAP; NIL operation; PAIR}
+code {CAR; MAP {}; NIL operation; PAIR}

src/proto_alpha/lib_protocol/test/contracts/max_in_list.tz

@@ -1,9 +1,9 @@
 parameter (list int);
 storage (option int);
 code {CAR; DIP{NONE int};
-      LAMBDA
-        (pair int (option int))
-        (option int)
-        {DUP; DUP; CAR; SWAP; CDR;
-         IF_NONE {DIP{DROP}; SOME} {CMPGT; IF {CDR} {CAR; SOME}}};
-      REDUCE; NIL operation; PAIR};
+      ITER {SWAP;
+            IF_NONE {SOME}
+                    {DIP {DUP}; DUP; DIP{SWAP};
+                     CMPLE; IF {DROP} {DIP {DROP}};
+                     SOME}};
+      NIL operation; PAIR};

src/proto_alpha/lib_protocol/test/contracts/reverse.tz

@@ -1,7 +1,5 @@
 parameter (list string);
 storage (list string);
 code { CAR; NIL string; SWAP;
-       LAMBDA (pair string (list string))
-              (list string)
-              {DUP; CAR; DIP{CDR}; CONS};
-       REDUCE; NIL operation; PAIR};
+       ITER {CONS};
+       NIL operation; PAIR};

src/proto_alpha/lib_protocol/test/contracts/spawn_identities.tz

@@ -8,14 +8,14 @@ code { DUP;
               IF { PUSH bool False}   # End the loop
                  { PUSH nat 1; SWAP; SUB; ABS; # Subtract 1. The ABS is to make it back into a nat
                    PUSH string "init"; # Storage type
-                   LAMBDA (pair string string)   # Identity contract
-                          (pair (list operation) string)
-                          { CAR ; NIL operation ; PAIR };
                    PUSH tez "5.00"; # Strating balance
                    PUSH bool False; DUP; # Not spendable or delegatable
                    NONE key_hash;
                    PUSH key_hash "tz1cxcwwnzENRdhe2Kb8ZdTrdNy4bFNyScx5";
-                   CREATE_CONTRACT; # Make the contract
+                   CREATE_CONTRACT
+                     { parameter string ;
+                       storage string ;
+                       code { CAR ; NIL operation ; PAIR } } ; # Make the contract
                    SWAP ; DIP { SWAP ; DIP { CONS } } ; # emit the operation
                    SWAP ; DIP { SWAP ; DIP { CONS } } ; # add to the list
                    PUSH bool True}}; # Continue the loop