| (* RUN: %ocamlc -warn-error A llvm.cma llvm_scalar_opts.cma llvm_target.cma %s -o %t 2> /dev/null |
| *) |
| |
| (* Note: It takes several seconds for ocamlc 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_scalar_opts |
| open Llvm_target |
| |
| |
| (* Tiny unit test framework - really just to help find which line is busted *) |
| let suite name f = |
| prerr_endline (name ^ ":"); |
| f () |
| |
| |
| (*===-- Fixture -----------------------------------------------------------===*) |
| |
| let filename = Sys.argv.(1) |
| let m = create_module (global_context ()) filename |
| let mp = ModuleProvider.create m |
| |
| |
| (*===-- Transforms --------------------------------------------------------===*) |
| |
| let test_transforms () = |
| let (++) x f = ignore (f x); x in |
| |
| let fty = function_type void_type [| |] in |
| let fn = define_function "fn" fty m in |
| ignore (build_ret_void (builder_at_end (global_context ()) (entry_block fn))); |
| |
| let td = TargetData.create (target_triple m) in |
| |
| ignore (PassManager.create_function mp |
| ++ TargetData.add td |
| ++ add_instruction_combining |
| ++ add_reassociation |
| ++ add_gvn |
| ++ add_cfg_simplification |
| ++ add_constant_propagation |
| ++ PassManager.initialize |
| ++ PassManager.run_function fn |
| ++ PassManager.finalize |
| ++ PassManager.dispose); |
| |
| TargetData.dispose td |
| |
| |
| (*===-- Driver ------------------------------------------------------------===*) |
| |
| let _ = |
| suite "transforms" test_transforms; |
| ModuleProvider.dispose mp |