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Michelson: allow CONCAT on two bytes/strings

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This commit is contained in:
Pierre Chambart 2018-07-19 01:28:29 +02:00 committed by Grégoire Henry
parent d5ee3259db
commit 74b7ca2c77
4 changed files with 28 additions and 0 deletions
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2
src/proto_alpha/lib_protocol/src/michelson_v1_gas.ml
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@ -310,7 +310,9 @@ module Cost_of = struct
| Big_map_get -> alloc_cost 1
| Big_map_update -> alloc_cost 1
| Concat_string -> alloc_cost 1
| Concat_string_pair -> alloc_cost 1
| Concat_bytes -> alloc_cost 1
| Concat_bytes_pair -> alloc_cost 1
| Slice_string -> alloc_cost 1
| Slice_bytes -> alloc_cost 1
| String_size -> alloc_cost 1

8
src/proto_alpha/lib_protocol/src/script_interpreter.ml
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@ -415,6 +415,10 @@ let rec interp
consume_gas_binop descr (Script_timestamp.diff, t1, t2)
Interp_costs.diff_timestamps rest ctxt
(* string operations *)
| Concat_string_pair, Item (x, Item (y, rest)) ->
Lwt.return (Gas.consume ctxt (Interp_costs.concat_string [x; y])) >>=? fun ctxt ->
let s = String.concat "" [x; y] in
logged_return (Item (s, rest), ctxt)
| Concat_string, Item (ss, rest) ->
Lwt.return (Gas.consume ctxt (Interp_costs.concat_string ss)) >>=? fun ctxt ->
let s = String.concat "" ss in
@ -433,6 +437,10 @@ let rec interp
Lwt.return (Gas.consume ctxt Interp_costs.push) >>=? fun ctxt ->
logged_return (Item (Script_int.(abs (of_int (String.length s))), rest), ctxt)
(* bytes operations *)
| Concat_bytes_pair, Item (x, Item (y, rest)) ->
Lwt.return (Gas.consume ctxt (Interp_costs.concat_bytes [x; y])) >>=? fun ctxt ->
let s = MBytes.concat "" [x; y] in
logged_return (Item (s, rest), ctxt)
| Concat_bytes, Item (ss, rest) ->
Lwt.return (Gas.consume ctxt (Interp_costs.concat_bytes ss)) >>=? fun ctxt ->
let s = MBytes.concat "" ss in

14
src/proto_alpha/lib_protocol/src/script_ir_translator.ml
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@ -156,9 +156,11 @@ let number_of_generated_growing_types : type b a. (b, a) instr -> int = function
| Big_map_update -> 0
| Big_map_mem -> 0
| Concat_string -> 0
| Concat_string_pair -> 0
| Slice_string -> 0
| String_size -> 0
| Concat_bytes -> 0
| Concat_bytes_pair -> 0
| Slice_bytes -> 0
| Bytes_size -> 0
| Add_seconds_to_timestamp -> 0
@ -2116,6 +2118,12 @@ and parse_instr
typed ctxt loc Diff_timestamps
(Item_t (Int_t tname, rest, annot))
(* string operations *)
| Prim (loc, I_CONCAT, [], annot),
Item_t (String_t tn1, Item_t (String_t tn2, rest, _), _) ->
parse_var_annot loc annot >>=? fun annot ->
Lwt.return @@ merge_type_annot tn1 tn2 >>=? fun tname ->
typed ctxt loc Concat_string_pair
(Item_t (String_t tname, rest, annot))
| Prim (loc, I_CONCAT, [], annot),
Item_t (List_t (String_t tname, _), rest, list_annot) ->
parse_var_annot ~default:list_annot loc annot >>=? fun annot ->
@ -2133,6 +2141,12 @@ and parse_instr
parse_var_annot loc annot >>=? fun annot ->
typed ctxt loc String_size (Item_t (Nat_t None, rest, annot))
(* bytes operations *)
| Prim (loc, I_CONCAT, [], annot),
Item_t (Bytes_t tn1, Item_t (Bytes_t tn2, rest, _), _) ->
parse_var_annot loc annot >>=? fun annot ->
Lwt.return @@ merge_type_annot tn1 tn2 >>=? fun tname ->
typed ctxt loc Concat_bytes_pair
(Item_t (Bytes_t tname, rest, annot))
| Prim (loc, I_CONCAT, [], annot),
Item_t (List_t (Bytes_t tname, _), rest, list_annot) ->
parse_var_annot ~default:list_annot loc annot >>=? fun annot ->

4
src/proto_alpha/lib_protocol/src/script_typed_ir.ml
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@ -204,6 +204,8 @@ and ('bef, 'aft) instr =
(* string operations *)
| Concat_string :
(string list * 'rest, string * 'rest) instr
| Concat_string_pair :
(string * (string * 'rest), string * 'rest) instr
| Slice_string :
(n num * (n num * (string * 'rest)), string option * 'rest) instr
| String_size :
@ -211,6 +213,8 @@ and ('bef, 'aft) instr =
(* bytes operations *)
| Concat_bytes :
(MBytes.t list * 'rest, MBytes.t * 'rest) instr
| Concat_bytes_pair :
(MBytes.t * (MBytes.t * 'rest), MBytes.t * 'rest) instr
| Slice_bytes :
(n num * (n num * (MBytes.t * 'rest)), MBytes.t option * 'rest) instr
| Bytes_size :