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(* RUN: rm -rf %t.builddir
* RUN: mkdir -p %t.builddir
* RUN: cp %s %t.builddir
* RUN: %ocamlopt -g -warn-error A llvm.cmxa llvm_target.cmxa llvm_executionengine.cmxa %t.builddir/target.ml -o %t
* RUN: %t %t.bc
* REQUIRES: native, object-emission
* 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_target
let _ = Llvm_executionengine.initialize_native_target ()
let context = global_context ()
let i32_type = Llvm.i32_type context
let i64_type = Llvm.i64_type context
(* Tiny unit test framework - really just to help find which line is busted *)
let print_checkpoints = false
let _ =
Printexc.record_backtrace true
let assert_equal a b =
if a <> b then failwith "assert_equal"
(*===-- Fixture -----------------------------------------------------------===*)
let filename = Sys.argv.(1)
let m = create_module context filename
let target = Target.by_triple (Target.default_triple ())
let machine = TargetMachine.create (Target.default_triple ()) target
(*===-- Data Layout -------------------------------------------------------===*)
let test_target_data () =
let module DL = DataLayout in
let layout = "e-p:32:32-f64:32:64-v64:32:64-v128:32:128-n32-S32" in
let dl = DL.of_string layout in
let sty = struct_type context [| i32_type; i64_type |] in
assert_equal (DL.as_string dl) layout;
assert_equal (DL.byte_order dl) Endian.Little;
assert_equal (DL.pointer_size dl) 4;
assert_equal (DL.intptr_type context dl) i32_type;
assert_equal (DL.qualified_pointer_size 0 dl) 4;
assert_equal (DL.qualified_intptr_type context 0 dl) i32_type;
assert_equal (DL.size_in_bits sty dl) (Int64.of_int 96);
assert_equal (DL.store_size sty dl) (Int64.of_int 12);
assert_equal (DL.abi_size sty dl) (Int64.of_int 12);
assert_equal (DL.stack_align sty dl) 4;
assert_equal (DL.preferred_align sty dl) 8;
assert_equal (DL.preferred_align_of_global (declare_global sty "g" m) dl) 8;
assert_equal (DL.element_at_offset sty (Int64.of_int 1) dl) 0;
assert_equal (DL.offset_of_element sty 1 dl) (Int64.of_int 4);
let pm = PassManager.create () in
ignore (DL.add_to_pass_manager pm dl)
(*===-- Target ------------------------------------------------------------===*)
let test_target () =
let module T = Target in
ignore (T.succ target);
ignore (T.name target);
ignore (T.description target);
ignore (T.has_jit target);
ignore (T.has_target_machine target);
ignore (T.has_asm_backend target)
(*===-- Target Machine ----------------------------------------------------===*)
let test_target_machine () =
let module TM = TargetMachine in
assert_equal (TM.target machine) target;
assert_equal (TM.triple machine) (Target.default_triple ());
assert_equal (TM.cpu machine) "";
assert_equal (TM.features machine) "";
ignore (TM.data_layout machine)
(*===-- Code Emission -----------------------------------------------------===*)
let test_code_emission () =
TargetMachine.emit_to_file m CodeGenFileType.ObjectFile filename machine;
try
TargetMachine.emit_to_file m CodeGenFileType.ObjectFile
"/nonexistent/file" machine;
failwith "must raise"
with Llvm_target.Error _ ->
();
let buf = TargetMachine.emit_to_memory_buffer m CodeGenFileType.ObjectFile
machine in
Llvm.MemoryBuffer.dispose buf
(*===-- Driver ------------------------------------------------------------===*)
let _ =
test_target_data ();
test_target ();
test_target_machine ();
(* test_code_emission (); *) (* broken without AsmParser support *)
dispose_module m
|
