1(* RUN: cp %s %T/scalar_opts.ml
2 * RUN: %ocamlc -g -warn-error A -package llvm.scalar_opts -linkpkg %T/scalar_opts.ml -o %t
3 * RUN: %t %t.bc
4 * RUN: %ocamlopt -g -warn-error A -package llvm.scalar_opts -linkpkg %T/scalar_opts.ml -o %t
5 * RUN: %t %t.bc
6 * XFAIL: vg_leak
7 *)
8
9(* Note: It takes several seconds for ocamlopt to link an executable with
10         libLLVMCore.a, so it's better to write a big test than a bunch of
11         little ones. *)
12
13open Llvm
14open Llvm_scalar_opts
15open Llvm_target
16
17let context = global_context ()
18let void_type = Llvm.void_type context
19
20(* Tiny unit test framework - really just to help find which line is busted *)
21let print_checkpoints = false
22
23let suite name f =
24  if print_checkpoints then
25    prerr_endline (name ^ ":");
26  f ()
27
28
29(*===-- Fixture -----------------------------------------------------------===*)
30
31let filename = Sys.argv.(1)
32let m = create_module context filename
33
34
35(*===-- Transforms --------------------------------------------------------===*)
36
37let test_transforms () =
38  let (++) x f = f x; x in
39
40  let fty = function_type void_type [| |] in
41  let fn = define_function "fn" fty m in
42  ignore (build_ret_void (builder_at_end context (entry_block fn)));
43
44  ignore (PassManager.create_function m
45           ++ add_aggressive_dce
46           ++ add_alignment_from_assumptions
47           ++ add_cfg_simplification
48           ++ add_dead_store_elimination
49           ++ add_scalarizer
50           ++ add_merged_load_store_motion
51           ++ add_gvn
52           ++ add_ind_var_simplification
53           ++ add_instruction_combination
54           ++ add_jump_threading
55           ++ add_licm
56           ++ add_loop_deletion
57           ++ add_loop_idiom
58           ++ add_loop_rotation
59           ++ add_loop_reroll
60           ++ add_loop_unroll
61           ++ add_loop_unswitch
62           ++ add_memcpy_opt
63           ++ add_partially_inline_lib_calls
64           ++ add_lower_switch
65           ++ add_memory_to_register_promotion
66           ++ add_reassociation
67           ++ add_sccp
68           ++ add_scalar_repl_aggregation
69           ++ add_scalar_repl_aggregation_ssa
70           ++ add_scalar_repl_aggregation_with_threshold 4
71           ++ add_lib_call_simplification
72           ++ add_tail_call_elimination
73           ++ add_constant_propagation
74           ++ add_memory_to_register_demotion
75           ++ add_verifier
76           ++ add_correlated_value_propagation
77           ++ add_early_cse
78           ++ add_lower_expect_intrinsic
79           ++ add_type_based_alias_analysis
80           ++ add_scoped_no_alias_alias_analysis
81           ++ add_basic_alias_analysis
82           ++ PassManager.initialize
83           ++ PassManager.run_function fn
84           ++ PassManager.finalize
85           ++ PassManager.dispose)
86
87
88(*===-- Driver ------------------------------------------------------------===*)
89
90let _ =
91  suite "transforms" test_transforms;
92  dispose_module m
93