1(* RUN: %ocamlopt -warn-error A llvm.cmxa llvm_ipo.cmxa llvm_target.cmxa %s -o %t
2 * RUN: %t %t.bc
3 * XFAIL: vg_leak
4 *)
5
6(* Note: It takes several seconds for ocamlopt to link an executable with
7         libLLVMCore.a, so it's better to write a big test than a bunch of
8         little ones. *)
9
10open Llvm
11open Llvm_ipo
12open Llvm_target
13
14let context = global_context ()
15let void_type = Llvm.void_type context
16let i8_type = Llvm.i8_type context
17
18(* Tiny unit test framework - really just to help find which line is busted *)
19let print_checkpoints = false
20
21let suite name f =
22  if print_checkpoints then
23    prerr_endline (name ^ ":");
24  f ()
25
26
27(*===-- Fixture -----------------------------------------------------------===*)
28
29let filename = Sys.argv.(1)
30let m = create_module context filename
31
32
33(*===-- Transforms --------------------------------------------------------===*)
34
35let test_transforms () =
36  let (++) x f = ignore (f x); x in
37
38  let fty = function_type i8_type [| |] in
39  let fn = define_function "fn" fty m in
40  let fn2 = define_function "fn2" fty m in begin
41      ignore (build_ret (const_int i8_type 4) (builder_at_end context (entry_block fn)));
42      let b = builder_at_end context  (entry_block fn2) in
43      ignore (build_ret (build_call fn [| |] "" b) b);
44  end;
45
46  let td = DataLayout.create (target_triple m) in
47  
48  ignore (PassManager.create ()
49           ++ DataLayout.add td
50           ++ add_argument_promotion
51           ++ add_constant_merge
52           ++ add_dead_arg_elimination
53           ++ add_function_attrs
54           ++ add_function_inlining
55           ++ add_global_dce
56           ++ add_global_optimizer
57           ++ add_ipc_propagation
58           ++ add_prune_eh
59           ++ add_ipsccp
60           ++ add_internalize
61           ++ add_strip_dead_prototypes
62           ++ add_strip_symbols
63           ++ PassManager.run_module m
64           ++ PassManager.dispose);
65
66  DataLayout.dispose td
67
68
69(*===-- Driver ------------------------------------------------------------===*)
70
71let _ =
72  suite "transforms" test_transforms;
73  dispose_module m
74