forked from OSchip/llvm-project
115 lines
3.7 KiB
OCaml
115 lines
3.7 KiB
OCaml
(* RUN: %ocamlopt -warn-error A llvm.cmxa llvm_target.cmxa llvm_executionengine.cmxa %s -o %t
|
|
* RUN: %t
|
|
*)
|
|
|
|
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 bomb msg =
|
|
prerr_endline msg;
|
|
exit 2
|
|
|
|
let define_main_fn m retval =
|
|
let fn =
|
|
let str_arr_type = pointer_type (pointer_type i8_type) in
|
|
define_function "main" (function_type i32_type [| i32_type;
|
|
str_arr_type;
|
|
str_arr_type |]) m in
|
|
let b = builder_at_end (global_context ()) (entry_block fn) in
|
|
ignore (build_ret (const_int i32_type retval) 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)
|
|
|
|
let test_genericvalue () =
|
|
let tu = (1, 2) in
|
|
let ptrgv = GenericValue.of_pointer tu in
|
|
assert (tu = GenericValue.as_pointer ptrgv);
|
|
|
|
let fpgv = GenericValue.of_float double_type 2. in
|
|
assert (2. = GenericValue.as_float double_type fpgv);
|
|
|
|
let intgv = GenericValue.of_int i32_type 3 in
|
|
assert (3 = GenericValue.as_int intgv);
|
|
|
|
let i32gv = GenericValue.of_int32 i32_type (Int32.of_int 4) in
|
|
assert ((Int32.of_int 4) = GenericValue.as_int32 i32gv);
|
|
|
|
let nigv = GenericValue.of_nativeint i32_type (Nativeint.of_int 5) in
|
|
assert ((Nativeint.of_int 5) = GenericValue.as_nativeint nigv);
|
|
|
|
let i64gv = GenericValue.of_int64 i64_type (Int64.of_int 6) in
|
|
assert ((Int64.of_int 6) = GenericValue.as_int64 i64gv)
|
|
|
|
let test_executionengine () =
|
|
(* create *)
|
|
let m = create_module (global_context ()) "test_module" in
|
|
let main = define_main_fn m 42 in
|
|
|
|
let m2 = create_module (global_context ()) "test_module2" in
|
|
define_plus m2;
|
|
|
|
let ee = ExecutionEngine.create m in
|
|
ExecutionEngine.add_module m2 ee;
|
|
|
|
(* run_static_ctors *)
|
|
ExecutionEngine.run_static_ctors ee;
|
|
|
|
(* run_function_as_main *)
|
|
let res = ExecutionEngine.run_function_as_main main [|"test"|] [||] ee in
|
|
if 42 != res then bomb "main did not return 42";
|
|
|
|
(* free_machine_code *)
|
|
ExecutionEngine.free_machine_code main ee;
|
|
|
|
(* find_function *)
|
|
match ExecutionEngine.find_function "dne" ee with
|
|
| Some _ -> raise (Failure "find_function 'dne' failed")
|
|
| None ->
|
|
|
|
match ExecutionEngine.find_function "plus" ee with
|
|
| None -> raise (Failure "find_function 'plus' failed")
|
|
| Some plus ->
|
|
|
|
(* run_function *)
|
|
let res = ExecutionEngine.run_function plus
|
|
[| GenericValue.of_int i32_type 2;
|
|
GenericValue.of_int i32_type 2 |]
|
|
ee in
|
|
if 4 != GenericValue.as_int res then bomb "plus did not work";
|
|
|
|
(* remove_module *)
|
|
Llvm.dispose_module (ExecutionEngine.remove_module m2 ee);
|
|
|
|
(* run_static_dtors *)
|
|
ExecutionEngine.run_static_dtors ee;
|
|
|
|
(* Show that the target data binding links and runs.*)
|
|
let td = ExecutionEngine.target_data ee in
|
|
|
|
(* Demonstrate that a garbage pointer wasn't returned. *)
|
|
let ty = intptr_type td in
|
|
if ty != i32_type && ty != i64_type then bomb "target_data did not work";
|
|
|
|
(* dispose *)
|
|
ExecutionEngine.dispose ee
|
|
|
|
let _ =
|
|
test_genericvalue ();
|
|
test_executionengine ()
|