1 (* RUN: cp %s %T/executionengine.ml
2 * RUN: %ocamlcomp -g -warn-error A -package llvm.executionengine -linkpkg %T/executionengine.ml -o %t
4 * REQUIRES: native, object-emission
9 open Llvm_executionengine
12 (* Note that this takes a moment to link, so it's best to keep the number of
13 individual tests low. *)
15 let context = global_context ()
16 let i8_type = Llvm.i8_type context
17 let i32_type = Llvm.i32_type context
18 let i64_type = Llvm.i64_type context
19 let double_type = Llvm.double_type context
22 assert (Llvm_executionengine.initialize ())
28 let define_getglobal m pg =
29 let fn = define_function "getglobal" (function_type i32_type [||]) m in
30 let b = builder_at_end (global_context ()) (entry_block fn) in
31 let g = build_call pg [||] "" b in
32 ignore (build_ret g b);
36 let fn = define_function "plus" (function_type i32_type [| i32_type;
38 let b = builder_at_end (global_context ()) (entry_block fn) in
39 let add = build_add (param fn 0) (param fn 1) "sum" b in
40 ignore (build_ret add b);
43 let test_executionengine () =
47 let m = create_module (global_context ()) "test_module" in
51 let plus = define_plus m in
54 let m2 = create_module (global_context ()) "test_module2" in
57 (* add global mapping *)
58 (* BROKEN: see PR20656 *)
59 (* let g = declare_function "g" (function_type i32_type [||]) m2 in
60 let cg = coerce (Foreign.funptr (void @-> returning int32_t)) (ptr void)
62 add_global_mapping g cg ee;
65 let cg' = get_pointer_to_global g (ptr void) ee in
66 if 0 <> ptr_compare cg cg' then bomb "int pointers to g differ";
69 let getglobal = define_getglobal m2 g in*)
71 (* run_static_ctors *)
75 let cplusty = Foreign.funptr (int32_t @-> int32_t @-> returning int32_t) in
76 let cplus = get_pointer_to_global plus cplusty ee in
77 if 4l <> cplus 2l 2l then bomb "plus didn't work";
80 (* let cgetglobalty = Foreign.funptr (void @-> returning int32_t) in
81 let cgetglobal = get_pointer_to_global getglobal cgetglobalty ee in
82 if 42l <> cgetglobal () then bomb "getglobal didn't work"; *)
88 (* run_static_dtors *)
91 (* Show that the data layout binding links and runs.*)
92 let dl = data_layout ee in
94 (* Demonstrate that a garbage pointer wasn't returned. *)
95 let ty = DataLayout.intptr_type context dl in
96 if ty != i32_type && ty != i64_type then bomb "target_data did not work";
102 test_executionengine ();