diff options
-rw-r--r-- | backends/lean/Base/Primitives.lean | 2 | ||||
-rw-r--r-- | backends/lean/Base/Primitives/Core.lean (renamed from backends/lean/Base/Primitives/CoreOps.lean) | 12 | ||||
-rw-r--r-- | backends/lean/Base/Primitives/Scalar.lean | 255 | ||||
-rw-r--r-- | compiler/Extract.ml | 13 | ||||
-rw-r--r-- | compiler/ExtractBuiltin.ml | 189 | ||||
-rw-r--r-- | compiler/ExtractTypes.ml | 15 | ||||
-rw-r--r-- | compiler/TranslateCore.ml | 19 |
7 files changed, 447 insertions, 58 deletions
diff --git a/backends/lean/Base/Primitives.lean b/backends/lean/Base/Primitives.lean index 7196d2ec..ad8f2501 100644 --- a/backends/lean/Base/Primitives.lean +++ b/backends/lean/Base/Primitives.lean @@ -4,4 +4,4 @@ import Base.Primitives.Scalar import Base.Primitives.ArraySlice import Base.Primitives.Vec import Base.Primitives.Alloc -import Base.Primitives.CoreOps +import Base.Primitives.Core diff --git a/backends/lean/Base/Primitives/CoreOps.lean b/backends/lean/Base/Primitives/Core.lean index 1736bfa6..f67da7d7 100644 --- a/backends/lean/Base/Primitives/CoreOps.lean +++ b/backends/lean/Base/Primitives/Core.lean @@ -4,7 +4,13 @@ import Base.Primitives.Base open Primitives open Result -namespace core.ops +namespace core + +/- Trait declaration: [core::convert::From] -/ +structure convert.From (Self T : Type) where + from_ : T → Result Self + +namespace ops -- core.ops namespace index -- core.ops.index @@ -32,4 +38,6 @@ structure DerefMut (Self : Type) where end deref -- core.ops.deref -end core.ops +end ops -- core.ops + +end core diff --git a/backends/lean/Base/Primitives/Scalar.lean b/backends/lean/Base/Primitives/Scalar.lean index 8de2b3f2..0ba538b7 100644 --- a/backends/lean/Base/Primitives/Scalar.lean +++ b/backends/lean/Base/Primitives/Scalar.lean @@ -2,6 +2,7 @@ import Lean import Lean.Meta.Tactic.Simp import Mathlib.Tactic.Linarith import Base.Primitives.Base +import Base.Primitives.Core import Base.Diverge.Base import Base.Progress.Base import Base.Arith.Int @@ -1393,4 +1394,258 @@ instance (ty : ScalarTy) : DecidableEq (Scalar ty) := @[simp] theorem Scalar.neq_to_neq_val {ty} : ∀ {i j : Scalar ty}, (¬ i = j) ↔ ¬ i.val = j.val := by simp [eq_equiv] +-- Conversions +def core.convert.num.FromUsizeBool.from (b : Bool) : Usize := + if b then 1#usize else 0#usize + +def core.convert.num.FromU8Bool.from (b : Bool) : U8 := + if b then 1#u8 else 0#u8 + +def core.convert.num.FromU16Bool.from (b : Bool) : U16 := + if b then 1#u16 else 0#u16 + +def core.convert.num.FromU32Bool.from (b : Bool) : U32 := + if b then 1#u32 else 0#u32 + +def core.convert.num.FromU64Bool.from (b : Bool) : U64 := + if b then 1#u64 else 0#u64 + +def core.convert.num.FromU128Bool.from (b : Bool) : U128 := + if b then 1#u128 else 0#u128 + +def core.convert.num.FromIsizeBool.from (b : Bool) : Isize := + if b then 1#isize else 0#isize + +def core.convert.num.FromI8Bool.from (b : Bool) : I8 := + if b then 1#i8 else 0#i8 + +def core.convert.num.FromI16Bool.from (b : Bool) : I16 := + if b then 1#i16 else 0#i16 + +def core.convert.num.FromI32Bool.from (b : Bool) : I32 := + if b then 1#i32 else 0#i32 + +def core.convert.num.FromI64Bool.from (b : Bool) : I64 := + if b then 1#i64 else 0#i64 + +def core.convert.num.FromI128Bool.from (b : Bool) : I128 := + if b then 1#i128 else 0#i128 + +def core.convert.num.FromUsizeU8.from (x : U8) : Usize := sorry +def core.convert.num.FromUsizeU16.from (x : U16) : Usize := sorry +def core.convert.num.FromUsizeU32.from (x : U32) : Usize := sorry +def core.convert.num.FromUsizeUsize.from (x : Usize) : Usize := sorry + +def core.convert.num.FromU8U8.from (x : U8) : U8 := sorry + +def core.convert.num.FromU16U8.from (x : U8) : U16 := sorry +def core.convert.num.FromU16U16.from (x : U16) : U16 := sorry + +def core.convert.num.FromU32U8.from (x : U8) : U32 := sorry +def core.convert.num.FromU32U16.from (x : U16) : U32 := sorry +def core.convert.num.FromU32U32.from (x : U32) : U32 := sorry + +def core.convert.num.FromU64U8.from (x : U8) : U64 := sorry +def core.convert.num.FromU64U16.from (x : U16) : U64 := sorry +def core.convert.num.FromU64U32.from (x : U32) : U64 := sorry +def core.convert.num.FromU64U64.from (x : U64) : U64 := sorry + +def core.convert.num.FromU128U8.from (x : U8) : U128 := sorry +def core.convert.num.FromU128U16.from (x : U16) : U128 := sorry +def core.convert.num.FromU128U32.from (x : U32) : U128 := sorry +def core.convert.num.FromU128U64.from (x : U64) : U128 := sorry +def core.convert.num.FromU128U128.from (x : U128) : U128 := sorry + +def core.convert.num.FromIsizeI8.from (x : I8) : Isize := sorry +def core.convert.num.FromIsizeI16.from (x : I16) : Isize := sorry +def core.convert.num.FromIsizeI32.from (x : I32) : Isize := sorry +def core.convert.num.FromIsizeIsize.from (x : Isize) : Isize := sorry + +def core.convert.num.FromI8I8.from (x : I8) : I8 := sorry + +def core.convert.num.FromI16I8.from (x : I8) : I16 := sorry +def core.convert.num.FromI16I16.from (x : I16) : I16 := sorry + +def core.convert.num.FromI32I8.from (x : I8) : I32 := sorry +def core.convert.num.FromI32I16.from (x : I16) : I32 := sorry +def core.convert.num.FromI32I32.from (x : I32) : I32 := sorry + +def core.convert.num.FromI64I8.from (x : I8) : I64 := sorry +def core.convert.num.FromI64I16.from (x : I16) : I64 := sorry +def core.convert.num.FromI64I32.from (x : I32) : I64 := sorry +def core.convert.num.FromI64I64.from (x : I64) : I64 := sorry + +def core.convert.num.FromI128I8.from (x : I8) : I128 := sorry +def core.convert.num.FromI128I16.from (x : I16) : I128 := sorry +def core.convert.num.FromI128I32.from (x : I32) : I128 := sorry +def core.convert.num.FromI128I64.from (x : I64) : I128 := sorry +def core.convert.num.FromI128I128.from (x : I128) : I128 := sorry + +def core.convert.FromUsizeU8 : core.convert.From Usize U8 := { + from_ := fun x => ok (core.convert.num.FromUsizeU8.from x) +} + +def core.convert.FromUsizeU16 : core.convert.From Usize U16 := { + from_ := fun x => ok (core.convert.num.FromUsizeU16.from x) +} + +def core.convert.FromUsizeU32 : core.convert.From Usize U32 := { + from_ := fun x => ok (core.convert.num.FromUsizeU32.from x) +} + +def core.convert.FromUsizeUsize : core.convert.From Usize Usize := { + from_ := fun x => ok (core.convert.num.FromUsizeUsize.from x) +} + +def core.convert.FromU8U8 : core.convert.From U8 U8 := { + from_ := fun x => ok (core.convert.num.FromU8U8.from x) +} + +def core.convert.FromU16U8 : core.convert.From U16 U8 := { + from_ := fun x => ok (core.convert.num.FromU16U8.from x) +} + +def core.convert.FromU16U16 : core.convert.From U16 U16 := { + from_ := fun x => ok (core.convert.num.FromU16U16.from x) +} + +def core.convert.FromU32U8 : core.convert.From U32 U8 := { + from_ := fun x => ok (core.convert.num.FromU32U8.from x) +} + +def core.convert.FromU32U16 : core.convert.From U32 U16 := { + from_ := fun x => ok (core.convert.num.FromU32U16.from x) +} + +def core.convert.FromU32U32 : core.convert.From U32 U32 := { + from_ := fun x => ok (core.convert.num.FromU32U32.from x) +} + +def core.convert.FromU64U8 : core.convert.From U64 U8 := { + from_ := fun x => ok (core.convert.num.FromU64U8.from x) +} + +def core.convert.FromU64U16 : core.convert.From U64 U16 := { + from_ := fun x => ok (core.convert.num.FromU64U16.from x) +} + +def core.convert.FromU64U32 : core.convert.From U64 U32 := { + from_ := fun x => ok (core.convert.num.FromU64U32.from x) +} + +def core.convert.FromU64U64 : core.convert.From U64 U64 := { + from_ := fun x => ok (core.convert.num.FromU64U64.from x) +} + +def core.convert.FromU128U8 : core.convert.From U128 U8 := { + from_ := fun x => ok (core.convert.num.FromU128U8.from x) +} + +def core.convert.FromU128U16 : core.convert.From U128 U16 := { + from_ := fun x => ok (core.convert.num.FromU128U16.from x) +} + +def core.convert.FromU128U32 : core.convert.From U128 U32 := { + from_ := fun x => ok (core.convert.num.FromU128U32.from x) +} + +def core.convert.FromU128U64 : core.convert.From U128 U64 := { + from_ := fun x => ok (core.convert.num.FromU128U64.from x) +} + +def core.convert.FromU128U128 : core.convert.From U128 U128 := { + from_ := fun x => ok (core.convert.num.FromU128U128.from x) +} + +def core.convert.FromIsizeI8 : core.convert.From Isize I8 := { + from_ := fun x => ok (core.convert.num.FromIsizeI8.from x) +} + +def core.convert.FromIsizeI16 : core.convert.From Isize I16 := { + from_ := fun x => ok (core.convert.num.FromIsizeI16.from x) +} + +def core.convert.FromIsizeI32 : core.convert.From Isize I32 := { + from_ := fun x => ok (core.convert.num.FromIsizeI32.from x) +} + +def core.convert.FromIsizeIsize : core.convert.From Isize Isize := { + from_ := fun x => ok (core.convert.num.FromIsizeIsize.from x) +} + +def core.convert.FromI8I8 : core.convert.From I8 I8 := { + from_ := fun x => ok (core.convert.num.FromI8I8.from x) +} + +def core.convert.FromI16I8 : core.convert.From I16 I8 := { + from_ := fun x => ok (core.convert.num.FromI16I8.from x) +} + +def core.convert.FromI16I16 : core.convert.From I16 I16 := { + from_ := fun x => ok (core.convert.num.FromI16I16.from x) +} + +def core.convert.FromI32I8 : core.convert.From I32 I8 := { + from_ := fun x => ok (core.convert.num.FromI32I8.from x) +} + +def core.convert.FromI32I16 : core.convert.From I32 I16 := { + from_ := fun x => ok (core.convert.num.FromI32I16.from x) +} + +def core.convert.FromI32I32 : core.convert.From I32 I32 := { + from_ := fun x => ok (core.convert.num.FromI32I32.from x) +} + +def core.convert.FromI64I8 : core.convert.From I64 I8 := { + from_ := fun x => ok (core.convert.num.FromI64I8.from x) +} + +def core.convert.FromI64I16 : core.convert.From I64 I16 := { + from_ := fun x => ok (core.convert.num.FromI64I16.from x) +} + +def core.convert.FromI64I32 : core.convert.From I64 I32 := { + from_ := fun x => ok (core.convert.num.FromI64I32.from x) +} + +def core.convert.FromI64I64 : core.convert.From I64 I64 := { + from_ := fun x => ok (core.convert.num.FromI64I64.from x) +} + +def core.convert.FromI128I8 : core.convert.From I128 I8 := { + from_ := fun x => ok (core.convert.num.FromI128I8.from x) +} + +def core.convert.FromI128I16 : core.convert.From I128 I16 := { + from_ := fun x => ok (core.convert.num.FromI128I16.from x) +} + +def core.convert.FromI128I32 : core.convert.From I128 I32 := { + from_ := fun x => ok (core.convert.num.FromI128I32.from x) +} + +def core.convert.FromI128I64 : core.convert.From I128 I64 := { + from_ := fun x => ok (core.convert.num.FromI128I64.from x) +} + +def core.convert.FromI128I128 : core.convert.From I128 I128 := { + from_ := fun x => ok (core.convert.num.FromI128I128.from x) +} + +-- Leading zeros +def core.num.Usize.leading_zeros (x : Usize) : U32 := sorry +def core.num.U8.leading_zeros (x : U8) : U32 := sorry +def core.num.U16.leading_zeros (x : U16) : U32 := sorry +def core.num.U32.leading_zeros (x : U32) : U32 := sorry +def core.num.U64.leading_zeros (x : U64) : U32 := sorry +def core.num.U128.leading_zeros (x : U128) : U32 := sorry + +def core.num.Isize.leading_zeros (x : Isize) : U32 := sorry +def core.num.I8.leading_zeros (x : I8) : U32 := sorry +def core.num.I16.leading_zeros (x : I16) : U32 := sorry +def core.num.I32.leading_zeros (x : I32) : U32 := sorry +def core.num.I64.leading_zeros (x : I64) : U32 := sorry +def core.num.I128.leading_zeros (x : I128) : U32 := sorry + end Primitives diff --git a/compiler/Extract.ml b/compiler/Extract.ml index 6eeef772..8efb59fb 100644 --- a/compiler/Extract.ml +++ b/compiler/Extract.ml @@ -2644,14 +2644,19 @@ let extract_trait_impl (ctx : extraction_ctx) (fmt : F.formatter) (* Add a break before *) F.pp_print_break fmt 0 0; (* Print a comment to link the extracted type to its original rust definition *) - (let name = + (let name, generics = if !Config.extract_external_name_patterns && not impl.is_local then - Some impl.llbc_name - else None + let decl_id = impl.impl_trait.trait_decl_id in + let trait_decl = TraitDeclId.Map.find decl_id ctx.trans_trait_decls in + let decl_ref = impl.llbc_impl_trait in + ( Some trait_decl.llbc_name, + Some (trait_decl.llbc_generics, decl_ref.decl_generics) ) + else (None, None) in extract_comment_with_span ctx fmt [ "Trait implementation: [" ^ name_to_string ctx impl.llbc_name ^ "]" ] - name impl.meta.span); + (* TODO: why option option for the generics? Looks like a bug in OCaml!? *) + name ?generics:(Some generics) impl.meta.span); F.pp_print_break fmt 0 0; (* Open two outer boxes for the definition, so that whenever possible it gets printed on diff --git a/compiler/ExtractBuiltin.ml b/compiler/ExtractBuiltin.ml index 3ba8d11d..ac7a4a24 100644 --- a/compiler/ExtractBuiltin.ml +++ b/compiler/ExtractBuiltin.ml @@ -10,6 +10,22 @@ include ExtractName (* TODO: only open? *) let log = Logging.builtin_log +let all_int_names = + [ + "usize"; + "u8"; + "u16"; + "u32"; + "u64"; + "u128"; + "isize"; + "i8"; + "i16"; + "i32"; + "i64"; + "i128"; + ] + (** Small utility to memoize some computations *) let mk_memoized (f : unit -> 'a) : unit -> 'a = let r = ref None in @@ -215,6 +231,28 @@ let builtin_types_map = mk_memoized mk_builtin_types_map type builtin_fun_info = { extract_name : string } [@@deriving show] +let int_and_smaller_list : (string * string) list = + let uint_names = List.rev [ "u8"; "u16"; "u32"; "u64"; "u128" ] in + let int_names = List.rev [ "i8"; "i16"; "i32"; "i64"; "i128" ] in + let rec compute_pairs l = + match l with + | [] -> [] + | x :: l -> List.map (fun y -> (x, y)) (x :: l) @ compute_pairs l + in + [ + (* Usize *) + ("usize", "u8"); + ("usize", "u16"); + ("usize", "u32"); + ("usize", "usize"); + (* Isize *) + ("isize", "i8"); + ("isize", "i16"); + ("isize", "i32"); + ("isize", "isize"); + ] + @ compute_pairs uint_names @ compute_pairs int_names + (** The assumed functions. The optional list of booleans is filtering information for the type @@ -245,20 +283,7 @@ let builtin_funs () : (pattern * bool list option * builtin_fun_info) list = (pattern * bool list option * builtin_fun_info) list = List.map (fun ty -> mk_fun (rust_name ty) (Some (extract_name ty)) None) - [ - "usize"; - "u8"; - "u16"; - "u32"; - "u64"; - "u128"; - "isize"; - "i8"; - "i16"; - "i32"; - "i64"; - "i128"; - ] + all_int_names in [ mk_fun "core::mem::replace" None None; @@ -353,6 +378,32 @@ let builtin_funs () : (pattern * bool list option * builtin_fun_info) list = (fun ty -> StringUtils.capitalize_first_letter ty ^ ".checked_" ^ op)) [ "add"; "sub"; "mul"; "div"; "rem" ]) + (* From<INT, bool> *) + @ mk_scalar_fun + (fun ty -> + "core::convert::num::{core::convert::From<" ^ ty ^ ", bool>}::from") + (fun ty -> + "core.convert.num.From" + ^ StringUtils.capitalize_first_letter ty + ^ "Bool.from") + (* From<INT, INT> *) + @ List.map + (fun (big, small) -> + mk_fun + ("core::convert::num::{core::convert::From<" ^ big ^ ", " ^ small + ^ ">}::from") + (Some + ("core.convert.num.From" + ^ StringUtils.capitalize_first_letter big + ^ StringUtils.capitalize_first_letter small + ^ ".from")) + None) + int_and_smaller_list + (* Leading zeros *) + @ mk_scalar_fun + (fun ty -> "core::num::{" ^ ty ^ "}::leading_zeros") + (fun ty -> + "core.num." ^ StringUtils.capitalize_first_letter ty ^ ".leading_zeros") let mk_builtin_funs_map () = let m = @@ -370,36 +421,44 @@ let builtin_funs_map = mk_memoized mk_builtin_funs_map type effect_info = { can_fail : bool; stateful : bool } let builtin_fun_effects = - let int_names = - [ - "usize"; - "u8"; - "u16"; - "u32"; - "u64"; - "u128"; - "isize"; - "i8"; - "i16"; - "i32"; - "i64"; - "i128"; - ] - in let int_ops = [ "wrapping_add"; "wrapping_sub"; "rotate_left"; "rotate_right" ] in let int_funs = List.map (fun int_name -> + List.map (fun op -> "core::num::" ^ "{" ^ int_name ^ "}::" ^ op) int_ops) + all_int_names + @ List.map + (fun op -> + List.map + (fun ty -> "core::num::{" ^ ty ^ "}::checked_" ^ op) + all_int_names) + [ "add"; "sub"; "mul"; "div"; "rem" ] + (* From<INT, bool> *) + @ [ + List.map + (fun int_name -> + "core::convert::num::{core::convert::From<" ^ int_name + ^ ", bool>}::from") + all_int_names; + ] + (* From<INT, INT> *) + @ [ + List.map + (fun (big, small) -> + "core::convert::num::{core::convert::From<" ^ big ^ ", " ^ small + ^ ">}::from") + int_and_smaller_list; + ] + (* Leading zeros *) + @ [ List.map - (fun op -> - "core::num::" ^ "{" - ^ StringUtils.capitalize_first_letter int_name - ^ "}::" ^ op) - int_ops) - int_names + (fun ty -> "core::num::{" ^ ty ^ "}::leading_zeros") + all_int_names; + ] in + let int_funs = List.concat int_funs in let no_fail_no_state_funs = [ @@ -454,7 +513,9 @@ type builtin_trait_decl_info = { let builtin_trait_decls_info () = let mk_trait (rust_name : string) ?(extract_name : string option = None) ?(parent_clauses : string list = []) ?(types : string list = []) - ?(methods : string list = []) () : builtin_trait_decl_info = + ?(methods : string list = []) + ?(methods_with_extract : (string * string) list option = None) () : + builtin_trait_decl_info = let rust_name = parse_pattern rust_name in let extract_name = match extract_name with @@ -482,16 +543,22 @@ let builtin_trait_decls_info () = List.map mk_type types in let methods = - let mk_method item_name = - (* TODO: factor out with builtin_funs_info *) - let basename = - if !record_fields_short_names then item_name - else extract_name ^ "_" ^ item_name - in - let fwd = { extract_name = basename } in - (item_name, fwd) - in - List.map mk_method methods + match methods_with_extract with + | None -> + let mk_method item_name = + (* TODO: factor out with builtin_funs_info *) + let basename = + if !record_fields_short_names then item_name + else extract_name ^ "_" ^ item_name + in + let fwd = { extract_name = basename } in + (item_name, fwd) + in + List.map mk_method methods + | Some methods -> + List.map + (fun (item_name, extract_name) -> (item_name, { extract_name })) + methods in { rust_name; @@ -531,6 +598,10 @@ let builtin_trait_decls_info () = "index_mut"; ] (); + (* From *) + mk_trait "core::convert::From" + ~methods_with_extract:(Some [ ("from", "from_") ]) + (); ] let mk_builtin_trait_decls_map () = @@ -602,6 +673,30 @@ let builtin_trait_impls_info () : (pattern * (bool list option * string)) list = ~filter:(Some [ true; true; false ]) (); ] + (* From<INT, bool> *) + @ List.map + (fun ty -> + fmt + ("core::convert::From<" ^ ty ^ ", bool>") + ~extract_name: + (Some + ("core.convert.From" + ^ StringUtils.capitalize_first_letter ty + ^ "Bool")) + ()) + all_int_names + (* From<INT, INT> *) + @ List.map + (fun (big, small) -> + fmt + ("core::convert::From<" ^ big ^ ", " ^ small ^ ">") + ~extract_name: + (Some + ("core.convert.From" + ^ StringUtils.capitalize_first_letter big + ^ StringUtils.capitalize_first_letter small)) + ()) + int_and_smaller_list let mk_builtin_trait_impls_map () = let m = NameMatcherMap.of_list (builtin_trait_impls_info ()) in diff --git a/compiler/ExtractTypes.ml b/compiler/ExtractTypes.ml index 1c3657a3..c2eb8da0 100644 --- a/compiler/ExtractTypes.ml +++ b/compiler/ExtractTypes.ml @@ -1141,7 +1141,9 @@ let extract_comment (fmt : F.formatter) (sl : string list) : unit = F.pp_close_box fmt () let extract_comment_with_span (ctx : extraction_ctx) (fmt : F.formatter) - (sl : string list) (name : Types.name option) (span : Meta.span) : unit = + (sl : string list) (name : Types.name option) + ?(generics : (Types.generic_params * Types.generic_args) option = None) + (span : Meta.span) : unit = let file = match span.file with Virtual s | Local s -> s in let loc_to_string (l : Meta.loc) : string = string_of_int l.line ^ ":" ^ string_of_int l.col @@ -1151,10 +1153,15 @@ let extract_comment_with_span (ctx : extraction_ctx) (fmt : F.formatter) ^ loc_to_string span.end_loc in let name = - match name with - | None -> [] - | Some name -> + match (name, generics) with + | None, _ -> [] + | Some name, None -> [ "Name pattern: " ^ name_to_pattern_string ctx.trans_ctx name ] + | Some name, Some (params, args) -> + [ + "Name pattern: " + ^ name_with_generics_to_pattern_string ctx.trans_ctx name params args; + ] in extract_comment fmt (sl @ [ span ] @ name) diff --git a/compiler/TranslateCore.ml b/compiler/TranslateCore.ml index 3e4c7375..688cbe34 100644 --- a/compiler/TranslateCore.ml +++ b/compiler/TranslateCore.ml @@ -91,3 +91,22 @@ let name_to_pattern_string (ctx : trans_ctx) (n : Types.name) : string = in let pat = Charon.NameMatcher.name_to_pattern mctx c n in Charon.NameMatcher.pattern_to_string { tgt = TkPattern } pat + +let name_with_generics_to_pattern_string (ctx : trans_ctx) (n : Types.name) + (params : Types.generic_params) (args : Types.generic_args) : string = + let mctx : Charon.NameMatcher.ctx = + { + type_decls = ctx.type_ctx.type_decls; + global_decls = ctx.global_ctx.global_decls; + fun_decls = ctx.fun_ctx.fun_decls; + trait_decls = ctx.trait_decls_ctx.trait_decls; + trait_impls = ctx.trait_impls_ctx.trait_impls; + } + in + let c : Charon.NameMatcher.to_pat_config = + { tgt = TkPattern; use_trait_decl_refs = match_with_trait_decl_refs } + in + let pat = + Charon.NameMatcher.name_with_generics_to_pattern mctx c params n args + in + Charon.NameMatcher.pattern_to_string { tgt = TkPattern } pat |