diff options
Diffstat (limited to 'compiler/ExtractBuiltin.ml')
| -rw-r--r-- | compiler/ExtractBuiltin.ml | 189 |
1 files changed, 142 insertions, 47 deletions
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 |