1 (* RUN: cp %s %T/executionengine.ml
2 * RUN: %ocamlc -g -warn-error A -package llvm.executionengine -linkpkg %T/executionengine.ml -o %t
4 * RUN: %ocamlopt -g -warn-error A -package llvm.executionengine -linkpkg %T/executionengine.ml -o %t
6 * REQUIRES: native, object-emission
11 open Llvm_executionengine
14 (* Note that this takes a moment to link, so it's best to keep the number of
15 individual tests low. *)
17 let context = global_context ()
18 let i8_type = Llvm.i8_type context
19 let i32_type = Llvm.i32_type context
20 let i64_type = Llvm.i64_type context
21 let double_type = Llvm.double_type context
24 assert (Llvm_executionengine.initialize ())
30 let define_getglobal m pg =
31 let fn = define_function "getglobal" (function_type i32_type [||]) m in
32 let b = builder_at_end (global_context ()) (entry_block fn) in
33 let g = build_call pg [||] "" b in
34 ignore (build_ret g b);
38 let fn = define_function "plus" (function_type i32_type [| i32_type;
40 let b = builder_at_end (global_context ()) (entry_block fn) in
41 let add = build_add (param fn 0) (param fn 1) "sum" b in
42 ignore (build_ret add b);
45 let test_executionengine () =
49 let m = create_module (global_context ()) "test_module" in
53 let plus = define_plus m in
56 let m2 = create_module (global_context ()) "test_module2" in
59 (* add global mapping *)
60 (* BROKEN: see PR20656 *)
61 (* let g = declare_function "g" (function_type i32_type [||]) m2 in
62 let cg = coerce (Foreign.funptr (void @-> returning int32_t)) (ptr void)
64 add_global_mapping g cg ee;
67 let cg' = get_pointer_to_global g (ptr void) ee in
68 if 0 <> ptr_compare cg cg' then bomb "int pointers to g differ";
71 let getglobal = define_getglobal m2 g in*)
73 (* run_static_ctors *)
77 let cplusty = Foreign.funptr (int32_t @-> int32_t @-> returning int32_t) in
78 let cplus = get_pointer_to_global plus cplusty ee in
79 if 4l <> cplus 2l 2l then bomb "plus didn't work";
82 (* let cgetglobalty = Foreign.funptr (void @-> returning int32_t) in
83 let cgetglobal = get_pointer_to_global getglobal cgetglobalty ee in
84 if 42l <> cgetglobal () then bomb "getglobal didn't work"; *)
90 (* run_static_dtors *)
93 (* Show that the data layout binding links and runs.*)
94 let dl = data_layout ee in
96 (* Demonstrate that a garbage pointer wasn't returned. *)
97 let ty = DataLayout.intptr_type context dl in
98 if ty != i32_type && ty != i64_type then bomb "target_data did not work";
104 test_executionengine ();