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116 lines
3.7 KiB
OCaml
116 lines
3.7 KiB
OCaml
(* RUN: rm -rf %t.builddir
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* RUN: mkdir -p %t.builddir
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* RUN: cp %s %t.builddir
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* RUN: %ocamlopt -g -warn-error A llvm.cmxa llvm_target.cmxa llvm_executionengine.cmxa %t.builddir/target.ml -o %t
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* RUN: %t %t.bc
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* REQUIRES: native, object-emission
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* XFAIL: vg_leak
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*)
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(* Note: It takes several seconds for ocamlopt to link an executable with
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libLLVMCore.a, so it's better to write a big test than a bunch of
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little ones. *)
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open Llvm
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open Llvm_target
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let _ = Llvm_executionengine.initialize_native_target ()
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let context = global_context ()
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let i32_type = Llvm.i32_type context
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let i64_type = Llvm.i64_type context
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(* Tiny unit test framework - really just to help find which line is busted *)
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let print_checkpoints = false
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let _ =
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Printexc.record_backtrace true
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let assert_equal a b =
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if a <> b then failwith "assert_equal"
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(*===-- Fixture -----------------------------------------------------------===*)
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let filename = Sys.argv.(1)
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let m = create_module context filename
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let target = Target.by_triple (Target.default_triple ())
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let machine = TargetMachine.create (Target.default_triple ()) target
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(*===-- Data Layout -------------------------------------------------------===*)
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let test_target_data () =
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let module DL = DataLayout in
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let layout = "e-p:32:32-f64:32:64-v64:32:64-v128:32:128-n32-S32" in
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let dl = DL.of_string layout in
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let sty = struct_type context [| i32_type; i64_type |] in
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assert_equal (DL.as_string dl) layout;
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assert_equal (DL.byte_order dl) Endian.Little;
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assert_equal (DL.pointer_size dl) 4;
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assert_equal (DL.intptr_type context dl) i32_type;
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assert_equal (DL.qualified_pointer_size 0 dl) 4;
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assert_equal (DL.qualified_intptr_type context 0 dl) i32_type;
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assert_equal (DL.size_in_bits sty dl) (Int64.of_int 96);
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assert_equal (DL.store_size sty dl) (Int64.of_int 12);
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assert_equal (DL.abi_size sty dl) (Int64.of_int 12);
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assert_equal (DL.stack_align sty dl) 4;
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assert_equal (DL.preferred_align sty dl) 8;
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assert_equal (DL.preferred_align_of_global (declare_global sty "g" m) dl) 8;
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assert_equal (DL.element_at_offset sty (Int64.of_int 1) dl) 0;
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assert_equal (DL.offset_of_element sty 1 dl) (Int64.of_int 4);
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let pm = PassManager.create () in
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ignore (DL.add_to_pass_manager pm dl)
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(*===-- Target ------------------------------------------------------------===*)
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let test_target () =
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let module T = Target in
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ignore (T.succ target);
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ignore (T.name target);
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ignore (T.description target);
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ignore (T.has_jit target);
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ignore (T.has_target_machine target);
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ignore (T.has_asm_backend target)
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(*===-- Target Machine ----------------------------------------------------===*)
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let test_target_machine () =
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let module TM = TargetMachine in
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assert_equal (TM.target machine) target;
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assert_equal (TM.triple machine) (Target.default_triple ());
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assert_equal (TM.cpu machine) "";
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assert_equal (TM.features machine) "";
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ignore (TM.data_layout machine)
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(*===-- Code Emission -----------------------------------------------------===*)
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let test_code_emission () =
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TargetMachine.emit_to_file m CodeGenFileType.ObjectFile filename machine;
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try
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TargetMachine.emit_to_file m CodeGenFileType.ObjectFile
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"/nonexistent/file" machine;
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failwith "must raise"
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with Llvm_target.Error _ ->
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();
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let buf = TargetMachine.emit_to_memory_buffer m CodeGenFileType.ObjectFile
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machine in
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Llvm.MemoryBuffer.dispose buf
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(*===-- Driver ------------------------------------------------------------===*)
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let _ =
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test_target_data ();
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test_target ();
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test_target_machine ();
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(* test_code_emission (); *) (* broken without AsmParser support *)
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dispose_module m
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