[OCaml] implement Llvm_passmgr_builder, bindings for PassManagerBuilder

llvm-svn: 193968

1 files changed, 64 insertions, 0 deletions

diff --git a/llvm/test/Bindings/Ocaml/passmgr_builder.ml b/llvm/test/Bindings/Ocaml/passmgr_builder.ml
new file mode 100644
index 00000000000..1a3102f70a3
--- /dev/null
+++ b/llvm/test/Bindings/Ocaml/passmgr_builder.ml
@@ -0,0 +1,64 @@
+(* RUN: rm -rf %t.builddir
+ * RUN: mkdir -p %t.builddir
+ * RUN: cp %s %t.builddir
+ * RUN: %ocamlopt -warn-error A llvm.cmxa llvm_passmgr_builder.cmxa %t.builddir/passmgr_builder.ml -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_passmgr_builder
+
+let context = global_context ()
+let void_type = Llvm.void_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
+
+
+(*===-- Pass Manager Builder ----------------------------------------------===*)
+
+let test_pmbuilder () =
+  let (++) x f = ignore (f x); x in
+
+  let module_passmgr = PassManager.create () in
+  let func_passmgr   = PassManager.create_function m in
+  let lto_passmgr    = PassManager.create () in
+
+  ignore (Llvm_passmgr_builder.create ()
+           ++ set_opt_level 3
+           ++ set_size_level 1
+           ++ set_disable_unit_at_a_time false
+           ++ set_disable_unroll_loops false
+           ++ use_inliner_with_threshold 10
+           ++ populate_function_pass_manager func_passmgr
+           ++ populate_module_pass_manager module_passmgr
+           ++ populate_lto_pass_manager lto_passmgr
+                  ~internalize:false ~run_inliner:false);
+  Gc.compact ();
+
+  PassManager.dispose module_passmgr;
+  PassManager.dispose func_passmgr;
+  PassManager.dispose lto_passmgr
+
+
+(*===-- Driver ------------------------------------------------------------===*)
+
+let _ =
+  suite "pass manager builder" test_pmbuilder;
+  dispose_module m