1 (* RUN: rm -rf %t.builddir
2 * RUN: mkdir -p %t.builddir
3 * RUN: cp %s %t.builddir
4 * RUN: %ocamlopt -g -warn-error A llvm.cmxa llvm_target.cmxa llvm_executionengine.cmxa %t.builddir/target.ml -o %t
9 (* Note: It takes several seconds for ocamlopt to link an executable with
10 libLLVMCore.a, so it's better to write a big test than a bunch of
16 let _ = Llvm_executionengine.initialize_native_target ()
18 let context = global_context ()
19 let i32_type = Llvm.i32_type context
20 let i64_type = Llvm.i64_type context
22 (* Tiny unit test framework - really just to help find which line is busted *)
23 let print_checkpoints = false
26 Printexc.record_backtrace true
28 let assert_equal a b =
29 if a <> b then failwith "assert_equal"
32 (*===-- Fixture -----------------------------------------------------------===*)
34 let filename = Sys.argv.(1)
35 let m = create_module context filename
37 let target = Target.by_triple (Target.default_triple ())
39 let machine = TargetMachine.create (Target.default_triple ()) target
41 (*===-- Data Layout -------------------------------------------------------===*)
43 let test_target_data () =
44 let module DL = DataLayout in
45 let layout = "e-p:32:32:32-S32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-" ^
46 "f16:16:16-f32:32:32-f64:32:64-f128:128:128-v64:32:64-v128:32:128-" ^
48 let dl = DL.of_string layout in
49 let sty = struct_type context [| i32_type; i64_type |] in
51 assert_equal (DL.as_string dl) layout;
52 assert_equal (DL.byte_order dl) Endian.Little;
53 assert_equal (DL.pointer_size dl) 4;
54 assert_equal (DL.intptr_type context dl) i32_type;
55 assert_equal (DL.qualified_pointer_size 0 dl) 4;
56 assert_equal (DL.qualified_intptr_type context 0 dl) i32_type;
57 assert_equal (DL.size_in_bits sty dl) (Int64.of_int 96);
58 assert_equal (DL.store_size sty dl) (Int64.of_int 12);
59 assert_equal (DL.abi_size sty dl) (Int64.of_int 12);
60 assert_equal (DL.stack_align sty dl) 4;
61 assert_equal (DL.preferred_align sty dl) 8;
62 assert_equal (DL.preferred_align_of_global (declare_global sty "g" m) dl) 8;
63 assert_equal (DL.element_at_offset sty (Int64.of_int 1) dl) 0;
64 assert_equal (DL.offset_of_element sty 1 dl) (Int64.of_int 4);
66 let pm = PassManager.create () in
67 ignore (DL.add_to_pass_manager pm dl)
70 (*===-- Target ------------------------------------------------------------===*)
73 let module T = Target in
74 ignore (T.succ target);
75 ignore (T.name target);
76 ignore (T.description target);
77 ignore (T.has_jit target);
78 ignore (T.has_target_machine target);
79 ignore (T.has_asm_backend target)
82 (*===-- Target Machine ----------------------------------------------------===*)
84 let test_target_machine () =
85 let module TM = TargetMachine in
86 assert_equal (TM.target machine) target;
87 assert_equal (TM.triple machine) (Target.default_triple ());
88 assert_equal (TM.cpu machine) "";
89 assert_equal (TM.features machine) "";
90 ignore (TM.data_layout machine)
93 (*===-- Code Emission -----------------------------------------------------===*)
95 let test_code_emission () =
96 TargetMachine.emit_to_file m CodeGenFileType.ObjectFile filename machine;
98 TargetMachine.emit_to_file m CodeGenFileType.ObjectFile
99 "/nonexistent/file" machine;
100 failwith "must raise"
101 with Llvm_target.Error _ ->
104 let buf = TargetMachine.emit_to_memory_buffer m CodeGenFileType.ObjectFile
106 Llvm.MemoryBuffer.dispose buf
109 (*===-- Driver ------------------------------------------------------------===*)
114 test_target_machine ();
115 (* test_code_emission (); *) (* broken without AsmParser support *)