ocaml bindings: add llvm_ipo based on IPO.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141284 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 73 insertions, 0 deletions

diff --git a/test/Bindings/Ocaml/ipo_opts.ml b/test/Bindings/Ocaml/ipo_opts.ml
new file mode 100644
index 0000000000..3a362319a7
--- /dev/null
+++ b/test/Bindings/Ocaml/ipo_opts.ml
@@ -0,0 +1,73 @@
+(* RUN: %ocamlopt -warn-error A llvm.cmxa llvm_ipo.cmxa llvm_target.cmxa %s -o %t
+ * RUN: %t %t.bc
+ * XFAIL: vg_leak
+ *)
+
+(* Note: It takes several seconds for ocamlopt to link an executable with
+         libLLVMCore.a, so it's better to write a big test than a bunch of
+         little ones. *)
+
+open Llvm
+open Llvm_ipo
+open Llvm_target
+
+let context = global_context ()
+let void_type = Llvm.void_type context
+let i8_type = Llvm.i8_type context
+
+(* Tiny unit test framework - really just to help find which line is busted *)
+let print_checkpoints = false
+
+let suite name f =
+  if print_checkpoints then
+    prerr_endline (name ^ ":");
+  f ()
+
+
+(*===-- Fixture -----------------------------------------------------------===*)
+
+let filename = Sys.argv.(1)
+let m = create_module context filename
+
+
+(*===-- Transforms --------------------------------------------------------===*)
+
+let test_transforms () =
+  let (++) x f = ignore (f x); x in
+
+  let fty = function_type i8_type [| |] in
+  let fn = define_function "fn" fty m in
+  let fn2 = define_function "fn2" fty m in begin
+      ignore (build_ret (const_int i8_type 4) (builder_at_end context (entry_block fn)));
+      let b = builder_at_end context  (entry_block fn2) in
+      ignore (build_ret (build_call fn [| |] "" b) b);
+  end;
+
+  let td = TargetData.create (target_triple m) in
+  
+  ignore (PassManager.create ()
+           ++ TargetData.add td
+           ++ add_argument_promotion
+           ++ add_constant_merge
+           ++ add_dead_arg_elimination
+           ++ add_function_attrs
+           ++ add_function_inlining
+           ++ add_global_dce
+           ++ add_global_optimizer
+           ++ add_ipc_propagation
+           ++ add_prune_eh
+           ++ add_ipsccp
+           ++ add_internalize
+           ++ add_strip_dead_prototypes
+           ++ add_strip_symbols
+           ++ PassManager.run_module m
+           ++ PassManager.dispose);
+
+  TargetData.dispose td
+
+
+(*===-- Driver ------------------------------------------------------------===*)
+
+let _ =
+  suite "transforms" test_transforms;
+  dispose_module m