84 lines
3.5 KiB
OCaml
84 lines
3.5 KiB
OCaml
open Misc
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open Names
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open Modules
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open Signature
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open Java
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open Java_printer
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(** returns the vd and the pat of a fresh ident from [name] *)
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let mk_var ty name =
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let id = Idents.gen_var "java_main" name in
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mk_var_dec id ty, Pvar id, Evar id
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let program p =
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(*Scalarize*)
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let p = Compiler_utils.pass "Scalarize" true Scalarize.program p Obc_compiler.pp in
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let p_java = Obc2java.program p in
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let dir = Compiler_utils.build_path "java" in
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Compiler_utils.ensure_dir dir;
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(* Compile and output the nodes *)
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output_program dir p_java;
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(* Create a runnable main simulation *)
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if !Compiler_options.simulation
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then (
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let q_main =
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try !Compiler_options.simulation_node |> qualify_value
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with Not_found ->
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Format.eprintf "Unable to find main node: %s@." !Compiler_options.simulation_node;
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raise Errors.Error
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in
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let ty_main = (find_value q_main).node_outputs |> types_of_arg_list |> Types.prod in
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let class_name = Obc2java.fresh_classe (!Compiler_options.simulation_node ^ "_sim") in
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Idents.enter_node class_name;
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let field_step_dnb, id_step_dnb =
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let id = Idents.gen_var "java_main" "default_step_nb" in
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mk_field ~static:true ~final:true ~value:(Some (Sint 30000)) Tint id, id
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in
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let main_methode =
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let vd_step, pat_step, exp_step = mk_var Tint "step" in
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let vd_args, _, exp_args =
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mk_var (Tarray (Tclass (Names.pervasives_qn "String"), (Sint 0))) "args" in
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let body =
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let vd_main, e_main, q_main, ty_main =
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let q_main = Obc2java.qualname_to_package_classe q_main in (*java qual*)
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let id = Idents.gen_var "java_main" "main" in
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mk_var_dec id (Tclass q_main), Evar id, q_main, ty_main
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in
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let acts =
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let integer = Eclass(Names.pervasives_qn "Integer") in
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let args1 = Earray_elem(exp_args, Sint 1) in
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let out = Eclass(Names.qualname_of_string "java.lang.System.out") in
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let jarrays = Eclass(Names.qualname_of_string "java.util.Arrays") in
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let jint = Eclass(Names.qualname_of_string "Integer") in
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let jfloat = Eclass(Names.qualname_of_string "Float") in
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let jbool = Eclass(Names.qualname_of_string "Boolean") in
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let ret = Emethod_call(e_main, "step", []) in
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let print_ret = match ty_main with
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| Types.Tarray (Types.Tarray _, _) -> Emethod_call(jarrays, "deepToString", [ret])
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| Types.Tarray _ -> Emethod_call(jarrays, "toString", [ret])
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| t when t = Initial.tint -> Emethod_call(jint, "toString", [ret])
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| t when t = Initial.tfloat -> Emethod_call(jfloat, "toString", [ret])
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| t when t = Initial.tbool -> Emethod_call(jbool, "toString", [ret])
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| _ -> Emethod_call(ret, "toString", [])
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in
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[ Anewvar(vd_main, Enew (Tclass q_main, []));
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Aifelse( Efun(Names.pervasives_qn ">", [Efield (exp_args, "length"); Sint 1])
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, mk_block [Aassgn(pat_step, Emethod_call(integer, "parseInt", [args1]))]
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, mk_block [Aassgn(pat_step, Evar id_step_dnb)]);
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Obc2java.fresh_for exp_step
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(fun i ->
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[Aexp (Emethod_call(out, "printf",
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[Sstring "%d => %s\\n"; Evar i; print_ret]))]
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)
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]
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in
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mk_block ~locals:[vd_step] acts
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in
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mk_methode ~static:true ~args:[vd_args] body "main"
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in
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let c = mk_classe ~fields:[field_step_dnb] ~methodes:[main_methode] class_name in
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output_program dir [c]
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)
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