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984ad28c40
It seems that at some point it became necessary to pass `-thread` to the ocaml compiler for this test. Differential Revision: https://reviews.llvm.org/D98593
113 lines
3.3 KiB
OCaml
113 lines
3.3 KiB
OCaml
(* RUN: rm -rf %t && mkdir -p %t && cp %s %t/executionengine.ml
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* RUN: %ocamlc -g -w +A -thread -package llvm.executionengine -linkpkg %t/executionengine.ml -o %t/executable
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* RUN: %t/executable
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* RUN: %ocamlopt -g -w +A -thread -package llvm.executionengine -linkpkg %t/executionengine.ml -o %t/executable
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* RUN: %t/executable
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* REQUIRES: native
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* XFAIL: vg_leak
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*)
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open Llvm
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open Llvm_executionengine
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open Llvm_target
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(* Note that this takes a moment to link, so it's best to keep the number of
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individual tests low. *)
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let context = global_context ()
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let i8_type = Llvm.i8_type context
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let i32_type = Llvm.i32_type context
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let i64_type = Llvm.i64_type context
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let double_type = Llvm.double_type context
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let () =
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assert (Llvm_executionengine.initialize ())
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let bomb msg =
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prerr_endline msg;
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exit 2
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let define_getglobal m pg =
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let fn = define_function "getglobal" (function_type i32_type [||]) m in
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let b = builder_at_end (global_context ()) (entry_block fn) in
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let g = build_call pg [||] "" b in
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ignore (build_ret g b);
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fn
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let define_plus m =
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let fn = define_function "plus" (function_type i32_type [| i32_type;
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i32_type |]) m in
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let b = builder_at_end (global_context ()) (entry_block fn) in
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let add = build_add (param fn 0) (param fn 1) "sum" b in
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ignore (build_ret add b);
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fn
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let test_executionengine () =
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let open Ctypes in
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(* create *)
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let m = create_module (global_context ()) "test_module" in
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let ee = create m in
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(* add plus *)
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ignore (define_plus m);
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(* declare global variable *)
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ignore (define_global "globvar" (const_int i32_type 23) m);
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(* add module *)
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let m2 = create_module (global_context ()) "test_module2" in
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add_module m2 ee;
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(* add global mapping *)
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(* BROKEN: see PR20656 *)
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(* let g = declare_function "g" (function_type i32_type [||]) m2 in
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let cg = coerce (Foreign.funptr (void @-> returning int32_t)) (ptr void)
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(fun () -> 42l) in
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add_global_mapping g cg ee;
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(* check g *)
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let cg' = get_pointer_to_global g (ptr void) ee in
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if 0 <> ptr_compare cg cg' then bomb "int pointers to g differ";
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(* add getglobal *)
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let getglobal = define_getglobal m2 g in*)
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(* run_static_ctors *)
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run_static_ctors ee;
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(* get a handle on globvar *)
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let varh = get_global_value_address "globvar" int32_t ee in
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if 23l <> varh then bomb "get_global_value_address didn't work";
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(* call plus *)
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let cplusty = Foreign.funptr (int32_t @-> int32_t @-> returning int32_t) in
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let cplus = get_function_address "plus" cplusty ee in
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if 4l <> cplus 2l 2l then bomb "plus didn't work";
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(* call getglobal *)
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(* let cgetglobalty = Foreign.funptr (void @-> returning int32_t) in
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let cgetglobal = get_pointer_to_global getglobal cgetglobalty ee in
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if 42l <> cgetglobal () then bomb "getglobal didn't work"; *)
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(* remove_module *)
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remove_module m2 ee;
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dispose_module m2;
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(* run_static_dtors *)
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run_static_dtors ee;
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(* Show that the data layout binding links and runs.*)
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let dl = data_layout ee in
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(* Demonstrate that a garbage pointer wasn't returned. *)
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let ty = DataLayout.intptr_type context dl in
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if ty != i32_type && ty != i64_type then bomb "target_data did not work";
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(* dispose *)
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dispose ee
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let () =
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test_executionengine ();
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Gc.compact ()
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