| (* RUN: rm -rf %t && mkdir -p %t && cp %s %t/executionengine.ml | |
| * RUN: %ocamlc -g -w +A -package llvm.executionengine -linkpkg %t/executionengine.ml -o %t/executable | |
| * RUN: %t/executable | |
| * RUN: %ocamlopt -g -w +A -package llvm.executionengine -linkpkg %t/executionengine.ml -o %t/executable | |
| * RUN: %t/executable | |
| * REQUIRES: native, object-emission | |
| * XFAIL: vg_leak | |
| *) | |
| open Llvm | |
| open Llvm_executionengine | |
| open Llvm_target | |
| (* Note that this takes a moment to link, so it's best to keep the number of | |
| individual tests low. *) | |
| let context = global_context () | |
| let i8_type = Llvm.i8_type context | |
| let i32_type = Llvm.i32_type context | |
| let i64_type = Llvm.i64_type context | |
| let double_type = Llvm.double_type context | |
| let () = | |
| assert (Llvm_executionengine.initialize ()) | |
| let bomb msg = | |
| prerr_endline msg; | |
| exit 2 | |
| let define_getglobal m pg = | |
| let fn = define_function "getglobal" (function_type i32_type [||]) m in | |
| let b = builder_at_end (global_context ()) (entry_block fn) in | |
| let g = build_call pg [||] "" b in | |
| ignore (build_ret g b); | |
| fn | |
| let define_plus m = | |
| let fn = define_function "plus" (function_type i32_type [| i32_type; | |
| i32_type |]) m in | |
| let b = builder_at_end (global_context ()) (entry_block fn) in | |
| let add = build_add (param fn 0) (param fn 1) "sum" b in | |
| ignore (build_ret add b); | |
| fn | |
| let test_executionengine () = | |
| let open Ctypes in | |
| (* create *) | |
| let m = create_module (global_context ()) "test_module" in | |
| let ee = create m in | |
| (* add plus *) | |
| ignore (define_plus m); | |
| (* declare global variable *) | |
| ignore (define_global "globvar" (const_int i32_type 23) m); | |
| (* add module *) | |
| let m2 = create_module (global_context ()) "test_module2" in | |
| add_module m2 ee; | |
| (* add global mapping *) | |
| (* BROKEN: see PR20656 *) | |
| (* let g = declare_function "g" (function_type i32_type [||]) m2 in | |
| let cg = coerce (Foreign.funptr (void @-> returning int32_t)) (ptr void) | |
| (fun () -> 42l) in | |
| add_global_mapping g cg ee; | |
| (* check g *) | |
| let cg' = get_pointer_to_global g (ptr void) ee in | |
| if 0 <> ptr_compare cg cg' then bomb "int pointers to g differ"; | |
| (* add getglobal *) | |
| let getglobal = define_getglobal m2 g in*) | |
| (* run_static_ctors *) | |
| run_static_ctors ee; | |
| (* get a handle on globvar *) | |
| let varh = get_global_value_address "globvar" int32_t ee in | |
| if 23l <> varh then bomb "get_global_value_address didn't work"; | |
| (* call plus *) | |
| let cplusty = Foreign.funptr (int32_t @-> int32_t @-> returning int32_t) in | |
| let cplus = get_function_address "plus" cplusty ee in | |
| if 4l <> cplus 2l 2l then bomb "plus didn't work"; | |
| (* call getglobal *) | |
| (* let cgetglobalty = Foreign.funptr (void @-> returning int32_t) in | |
| let cgetglobal = get_pointer_to_global getglobal cgetglobalty ee in | |
| if 42l <> cgetglobal () then bomb "getglobal didn't work"; *) | |
| (* remove_module *) | |
| remove_module m2 ee; | |
| dispose_module m2; | |
| (* run_static_dtors *) | |
| run_static_dtors ee; | |
| (* Show that the data layout binding links and runs.*) | |
| let dl = data_layout ee in | |
| (* Demonstrate that a garbage pointer wasn't returned. *) | |
| let ty = DataLayout.intptr_type context dl in | |
| if ty != i32_type && ty != i64_type then bomb "target_data did not work"; | |
| (* dispose *) | |
| dispose ee | |
| let () = | |
| test_executionengine (); | |
| Gc.compact () |