summaryrefslogtreecommitdiffstats
path: root/test/Bindings/Ocaml/scalar_opts.ml
blob: 39913e43119d25de3be98008eb0c5e6be0783714 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
(* RUN: rm -rf %t.builddir
 * RUN: mkdir -p %t.builddir
 * RUN: cp %s %t.builddir
 * RUN: %ocamlopt -warn-error A llvm.cmxa llvm_scalar_opts.cmxa llvm_target.cmxa %t.builddir/scalar_opts.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_scalar_opts
open Llvm_target

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


(*===-- 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 context (entry_block fn)));
  
  ignore (PassManager.create_function m
           ++ add_verifier
           ++ add_constant_propagation
           ++ add_sccp
           ++ add_dead_store_elimination
           ++ add_aggressive_dce
           ++ add_scalar_repl_aggregation
           ++ add_scalar_repl_aggregation_ssa
           ++ add_scalar_repl_aggregation_with_threshold 4
           ++ add_ind_var_simplification
           ++ add_instruction_combination
           ++ add_licm
           ++ add_loop_unswitch
           ++ add_loop_unroll
           ++ add_loop_rotation
           ++ add_memory_to_register_promotion
           ++ add_memory_to_register_demotion
           ++ add_reassociation
           ++ add_jump_threading
           ++ add_cfg_simplification
           ++ add_tail_call_elimination
           ++ add_gvn
           ++ add_memcpy_opt
           ++ add_loop_deletion
           ++ add_loop_idiom
           ++ add_lib_call_simplification
           ++ add_correlated_value_propagation
           ++ add_early_cse
           ++ add_lower_expect_intrinsic
           ++ add_type_based_alias_analysis
           ++ add_basic_alias_analysis
           ++ add_partially_inline_lib_calls
           ++ add_verifier
           ++ PassManager.initialize
           ++ PassManager.run_function fn
           ++ PassManager.finalize
           ++ PassManager.dispose)


(*===-- Driver ------------------------------------------------------------===*)

let _ =
  suite "transforms" test_transforms;
  dispose_module m