test/Bindings/Ocaml/target.ml

   1 (* RUN: %ocamlopt -warn-error A llvm.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
  10 open Llvm
  11 open Llvm_target
  12
  13
  14 let context = global_context ()
  15 let i32_type = Llvm.i32_type context
  16 let i64_type = Llvm.i64_type context
  17
  18 (* Tiny unit test framework - really just to help find which line is busted *)
  19 let print_checkpoints = false
  20
  21 let suite name f =
  22   if print_checkpoints then
  23     prerr_endline (name ^ ":");
  24   f ()
  25
  26
  27 (*===-- Fixture -----------------------------------------------------------===*)
  28
  29 let filename = Sys.argv.(1)
  30 let m = create_module context filename
  31
  32
  33 (*===-- Target Data -------------------------------------------------------===*)
  34
  35 let test_target_data () =
  36   let td = TargetData.create (target_triple m) in
  37   let sty = struct_type context [| i32_type; i64_type |] in
  38
  39   ignore (TargetData.as_string td);
  40   ignore (TargetData.invalidate_struct_layout td sty);
  41   ignore (byte_order td);
  42   ignore (pointer_size td);
  43   ignore (intptr_type td);
  44   ignore (size_in_bits td sty);
  45   ignore (store_size td sty);
  46   ignore (abi_size td sty);
  47   ignore (stack_align td sty);
  48   ignore (preferred_align td sty);
  49   ignore (preferred_align_of_global td (declare_global sty "g" m));
  50   ignore (element_at_offset td sty (Int64.of_int 1));
  51   ignore (offset_of_element td sty 1);
  52
  53   TargetData.dispose td
  54
  55
  56 (*===-- Driver ------------------------------------------------------------===*)
  57
  58 let _ =
  59   suite "target data" test_target_data;
  60   dispose_module m