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
6 * REQUIRES: native, object-emission
10 (* Note: It takes several seconds for ocamlopt to link an executable with
11 libLLVMCore.a, so it's better to write a big test than a bunch of
17 let _ = Llvm_executionengine.initialize_native_target ()
19 let context = global_context ()
20 let i32_type = Llvm.i32_type context
21 let i64_type = Llvm.i64_type context
23 (* Tiny unit test framework - really just to help find which line is busted *)
24 let print_checkpoints = false
27 Printexc.record_backtrace true
29 let assert_equal a b =
30 if a <> b then failwith "assert_equal"
33 (*===-- Fixture -----------------------------------------------------------===*)
35 let filename = Sys.argv.(1)
36 let m = create_module context filename
38 let target = Target.by_triple (Target.default_triple ())
40 let machine = TargetMachine.create (Target.default_triple ()) target
42 (*===-- Data Layout -------------------------------------------------------===*)
44 let test_target_data () =
45 let module DL = DataLayout in
46 let layout = "e-p:32:32:32-S32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-" ^
47 "f16:16:16-f32:32:32-f64:32:64-f128:128:128-v64:32:64-v128:32:128-" ^
49 let dl = DL.of_string layout in
50 let sty = struct_type context [| i32_type; i64_type |] in
52 assert_equal (DL.as_string dl) layout;
53 assert_equal (DL.byte_order dl) Endian.Little;
54 assert_equal (DL.pointer_size dl) 4;
55 assert_equal (DL.intptr_type context dl) i32_type;
56 assert_equal (DL.qualified_pointer_size 0 dl) 4;
57 assert_equal (DL.qualified_intptr_type context 0 dl) i32_type;
58 assert_equal (DL.size_in_bits sty dl) (Int64.of_int 96);
59 assert_equal (DL.store_size sty dl) (Int64.of_int 12);
60 assert_equal (DL.abi_size sty dl) (Int64.of_int 12);
61 assert_equal (DL.stack_align sty dl) 4;
62 assert_equal (DL.preferred_align sty dl) 8;
63 assert_equal (DL.preferred_align_of_global (declare_global sty "g" m) dl) 8;
64 assert_equal (DL.element_at_offset sty (Int64.of_int 1) dl) 0;
65 assert_equal (DL.offset_of_element sty 1 dl) (Int64.of_int 4);
67 let pm = PassManager.create () in
68 ignore (DL.add_to_pass_manager pm dl)
71 (*===-- Target ------------------------------------------------------------===*)
74 let module T = Target in
75 ignore (T.succ target);
76 ignore (T.name target);
77 ignore (T.description target);
78 ignore (T.has_jit target);
79 ignore (T.has_target_machine target);
80 ignore (T.has_asm_backend target)
83 (*===-- Target Machine ----------------------------------------------------===*)
85 let test_target_machine () =
86 let module TM = TargetMachine in
87 assert_equal (TM.target machine) target;
88 assert_equal (TM.triple machine) (Target.default_triple ());
89 assert_equal (TM.cpu machine) "";
90 assert_equal (TM.features machine) "";
91 ignore (TM.data_layout machine)
94 (*===-- Code Emission -----------------------------------------------------===*)
96 let test_code_emission () =
97 TargetMachine.emit_to_file m CodeGenFileType.ObjectFile filename machine;
99 TargetMachine.emit_to_file m CodeGenFileType.ObjectFile
100 "/nonexistent/file" machine;
101 failwith "must raise"
102 with Llvm_target.Error _ ->
105 let buf = TargetMachine.emit_to_memory_buffer m CodeGenFileType.ObjectFile
107 Llvm.MemoryBuffer.dispose buf
110 (*===-- Driver ------------------------------------------------------------===*)
115 test_target_machine ();
116 (* test_code_emission (); *) (* broken without AsmParser support *)