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1(* RUN: rm -rf %t && mkdir -p %t && cp %s %t/executionengine.ml2 * RUN: %ocamlc -g -w +A -thread -package ctypes.foreign,llvm.executionengine -linkpkg %t/executionengine.ml -o %t/executable3 * RUN: %t/executable4 * RUN: %ocamlopt -g -w +A -thread -package ctypes.foreign,llvm.executionengine -linkpkg %t/executionengine.ml -o %t/executable5 * RUN: %t/executable6 * REQUIRES: native7 * XFAIL: vg_leak8 *)9 10open Llvm11open Llvm_executionengine12open Llvm_target13 14(* Note that this takes a moment to link, so it's best to keep the number of15 individual tests low. *)16 17let context = global_context ()18let i8_type = Llvm.i8_type context19let i32_type = Llvm.i32_type context20let i64_type = Llvm.i64_type context21let double_type = Llvm.double_type context22 23let () =24 assert (Llvm_executionengine.initialize ())25 26let bomb msg =27 prerr_endline msg;28 exit 229 30let define_getglobal m pg =31 let fty = function_type i32_type [||] in32 let fn = define_function "getglobal" fty m in33 let b = builder_at_end (global_context ()) (entry_block fn) in34 let g = build_call fty pg [||] "" b in35 ignore (build_ret g b);36 fn37 38let define_plus m =39 let fn = define_function "plus" (function_type i32_type [| i32_type;40 i32_type |]) m in41 let b = builder_at_end (global_context ()) (entry_block fn) in42 let add = build_add (param fn 0) (param fn 1) "sum" b in43 ignore (build_ret add b);44 fn45 46let test_executionengine () =47 let open Ctypes in48 49 (* create *)50 let m = create_module (global_context ()) "test_module" in51 let ee = create m in52 53 (* add plus *)54 ignore (define_plus m);55 56 (* declare global variable *)57 ignore (define_global "globvar" (const_int i32_type 23) m);58 59 (* add module *)60 let m2 = create_module (global_context ()) "test_module2" in61 add_module m2 ee;62 63 (* add global mapping *)64 (* BROKEN: see PR20656 *)65 (* let g = declare_function "g" (function_type i32_type [||]) m2 in66 let cg = coerce (Foreign.funptr (void @-> returning int32_t)) (ptr void)67 (fun () -> 42l) in68 add_global_mapping g cg ee;69 70 (* check g *)71 let cg' = get_pointer_to_global g (ptr void) ee in72 if 0 <> ptr_compare cg cg' then bomb "int pointers to g differ";73 74 (* add getglobal *)75 let getglobal = define_getglobal m2 g in*)76 77 (* run_static_ctors *)78 run_static_ctors ee;79 80 (* get a handle on globvar *)81 let varh = get_global_value_address "globvar" int32_t ee in82 if 23l <> varh then bomb "get_global_value_address didn't work";83 84 (* call plus *)85 let cplusty = Foreign.funptr (int32_t @-> int32_t @-> returning int32_t) in86 let cplus = get_function_address "plus" cplusty ee in87 if 4l <> cplus 2l 2l then bomb "plus didn't work";88 89 (* call getglobal *)90 (* let cgetglobalty = Foreign.funptr (void @-> returning int32_t) in91 let cgetglobal = get_pointer_to_global getglobal cgetglobalty ee in92 if 42l <> cgetglobal () then bomb "getglobal didn't work"; *)93 94 (* remove_module *)95 remove_module m2 ee;96 dispose_module m2;97 98 (* run_static_dtors *)99 run_static_dtors ee;100 101 (* Show that the data layout binding links and runs.*)102 let dl = data_layout ee in103 104 (* Demonstrate that a garbage pointer wasn't returned. *)105 let ty = DataLayout.intptr_type context dl in106 if ty != i32_type && ty != i64_type then bomb "target_data did not work";107 108 (* dispose *)109 dispose ee110 111let () =112 test_executionengine ();113 Gc.compact ()114