1 (* RUN: rm -rf %t.builddir
2 * RUN: mkdir -p %t.builddir
3 * RUN: cp %s %t.builddir
4 * RUN: %ocamlcomp -warn-error A llvm.%cma llvm_target.%cma llvm_executionengine.%cma %t.builddir/executionengine.ml -o %t
6 * XFAIL: vg_leak hexagon
10 open Llvm_executionengine
13 (* Note that this takes a moment to link, so it's best to keep the number of
14 individual tests low. *)
16 let context = global_context ()
17 let i8_type = Llvm.i8_type context
18 let i32_type = Llvm.i32_type context
19 let i64_type = Llvm.i64_type context
20 let double_type = Llvm.double_type context
23 assert (Llvm_executionengine.initialize_native_target ())
29 let define_main_fn m retval =
31 let str_arr_type = pointer_type (pointer_type i8_type) in
32 define_function "main" (function_type i32_type [| i32_type;
35 let b = builder_at_end (global_context ()) (entry_block fn) in
36 ignore (build_ret (const_int i32_type retval) b);
40 let fn = define_function "plus" (function_type i32_type [| i32_type;
42 let b = builder_at_end (global_context ()) (entry_block fn) in
43 let add = build_add (param fn 0) (param fn 1) "sum" b in
44 ignore (build_ret add b)
46 let test_genericvalue () =
48 let ptrgv = GenericValue.of_pointer tu in
49 assert (tu = GenericValue.as_pointer ptrgv);
51 let fpgv = GenericValue.of_float double_type 2. in
52 assert (2. = GenericValue.as_float double_type fpgv);
54 let intgv = GenericValue.of_int i32_type 3 in
55 assert (3 = GenericValue.as_int intgv);
57 let i32gv = GenericValue.of_int32 i32_type (Int32.of_int 4) in
58 assert ((Int32.of_int 4) = GenericValue.as_int32 i32gv);
60 let nigv = GenericValue.of_nativeint i32_type (Nativeint.of_int 5) in
61 assert ((Nativeint.of_int 5) = GenericValue.as_nativeint nigv);
63 let i64gv = GenericValue.of_int64 i64_type (Int64.of_int 6) in
64 assert ((Int64.of_int 6) = GenericValue.as_int64 i64gv)
66 let test_executionengine engine =
68 let m = create_module (global_context ()) "test_module" in
69 let main = define_main_fn m 42 in
71 let m2 = create_module (global_context ()) "test_module2" in
76 | `Interpreter -> ExecutionEngine.create_interpreter m
77 | `JIT -> ExecutionEngine.create_jit m 0
78 | `MCJIT -> ExecutionEngine.create_mcjit m ExecutionEngine.default_compiler_options
80 ExecutionEngine.add_module m2 ee;
82 (* run_static_ctors *)
83 ExecutionEngine.run_static_ctors ee;
85 (* run_function_as_main *)
86 let res = ExecutionEngine.run_function_as_main main [|"test"|] [||] ee in
87 if 42 != res then bomb "main did not return 42";
89 (* free_machine_code *)
90 ExecutionEngine.free_machine_code main ee;
93 match ExecutionEngine.find_function "dne" ee with
94 | Some _ -> raise (Failure "find_function 'dne' failed")
97 match ExecutionEngine.find_function "plus" ee with
98 | None -> raise (Failure "find_function 'plus' failed")
101 begin match engine with
102 | `MCJIT -> () (* Currently can only invoke 0-ary functions *)
103 | `JIT -> () (* JIT is now a shim around MCJIT, jokes on you *)
106 let res = ExecutionEngine.run_function plus
107 [| GenericValue.of_int i32_type 2;
108 GenericValue.of_int i32_type 2 |]
110 if 4 != GenericValue.as_int res then bomb "plus did not work";
114 Llvm.dispose_module (ExecutionEngine.remove_module m2 ee);
116 (* run_static_dtors *)
117 ExecutionEngine.run_static_dtors ee;
119 (* Show that the data layout binding links and runs.*)
120 let dl = ExecutionEngine.data_layout ee in
122 (* Demonstrate that a garbage pointer wasn't returned. *)
123 let ty = DataLayout.intptr_type context dl in
124 if ty != i32_type && ty != i64_type then bomb "target_data did not work";
127 ExecutionEngine.dispose ee
130 test_genericvalue ();
131 test_executionengine `Interpreter;
132 test_executionengine `JIT;
133 test_executionengine `MCJIT;