1(* RUN: rm -rf %t.builddir 2 * RUN: mkdir -p %t.builddir 3 * RUN: cp %s %t.builddir 4 * RUN: %ocamlopt -g -warn-error A llvm.cmxa llvm_target.cmxa llvm_executionengine.cmxa %t.builddir/target.ml -o %t 5 * RUN: %t %t.bc 6 * REQUIRES: native, object-emission 7 * XFAIL: vg_leak 8 *) 9 10(* Note: It takes several seconds for ocamlopt to link an executable with 11 libLLVMCore.a, so it's better to write a big test than a bunch of 12 little ones. *) 13 14open Llvm 15open Llvm_target 16 17let _ = Llvm_executionengine.initialize_native_target () 18 19let context = global_context () 20let i32_type = Llvm.i32_type context 21let i64_type = Llvm.i64_type context 22 23(* Tiny unit test framework - really just to help find which line is busted *) 24let print_checkpoints = false 25 26let _ = 27 Printexc.record_backtrace true 28 29let assert_equal a b = 30 if a <> b then failwith "assert_equal" 31 32 33(*===-- Fixture -----------------------------------------------------------===*) 34 35let filename = Sys.argv.(1) 36let m = create_module context filename 37 38let target = Target.by_triple (Target.default_triple ()) 39 40let machine = TargetMachine.create (Target.default_triple ()) target 41 42(*===-- Data Layout -------------------------------------------------------===*) 43 44let test_target_data () = 45 let module DL = DataLayout in 46 let layout = "e-p:32:32:32-S32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-" ^ 47 "f16:16:16-f32:32:32-f64:32:64-f128:128:128-v64:32:64-v128:32:128-" ^ 48 "a0:0:64-n32" in 49 let dl = DL.of_string layout in 50 let sty = struct_type context [| i32_type; i64_type |] in 51 52 assert_equal (DL.as_string dl) layout; 53 assert_equal (DL.byte_order dl) Endian.Little; 54 assert_equal (DL.pointer_size dl) 4; 55 assert_equal (DL.intptr_type context dl) i32_type; 56 assert_equal (DL.qualified_pointer_size 0 dl) 4; 57 assert_equal (DL.qualified_intptr_type context 0 dl) i32_type; 58 assert_equal (DL.size_in_bits sty dl) (Int64.of_int 96); 59 assert_equal (DL.store_size sty dl) (Int64.of_int 12); 60 assert_equal (DL.abi_size sty dl) (Int64.of_int 12); 61 assert_equal (DL.stack_align sty dl) 4; 62 assert_equal (DL.preferred_align sty dl) 8; 63 assert_equal (DL.preferred_align_of_global (declare_global sty "g" m) dl) 8; 64 assert_equal (DL.element_at_offset sty (Int64.of_int 1) dl) 0; 65 assert_equal (DL.offset_of_element sty 1 dl) (Int64.of_int 4); 66 67 let pm = PassManager.create () in 68 ignore (DL.add_to_pass_manager pm dl) 69 70 71(*===-- Target ------------------------------------------------------------===*) 72 73let test_target () = 74 let module T = Target in 75 ignore (T.succ target); 76 ignore (T.name target); 77 ignore (T.description target); 78 ignore (T.has_jit target); 79 ignore (T.has_target_machine target); 80 ignore (T.has_asm_backend target) 81 82 83(*===-- Target Machine ----------------------------------------------------===*) 84 85let test_target_machine () = 86 let module TM = TargetMachine in 87 assert_equal (TM.target machine) target; 88 assert_equal (TM.triple machine) (Target.default_triple ()); 89 assert_equal (TM.cpu machine) ""; 90 assert_equal (TM.features machine) ""; 91 ignore (TM.data_layout machine) 92 93 94(*===-- Code Emission -----------------------------------------------------===*) 95 96let test_code_emission () = 97 TargetMachine.emit_to_file m CodeGenFileType.ObjectFile filename machine; 98 try 99 TargetMachine.emit_to_file m CodeGenFileType.ObjectFile 100 "/nonexistent/file" machine; 101 failwith "must raise" 102 with Llvm_target.Error _ -> 103 (); 104 105 let buf = TargetMachine.emit_to_memory_buffer m CodeGenFileType.ObjectFile 106 machine in 107 Llvm.MemoryBuffer.dispose buf 108 109 110(*===-- Driver ------------------------------------------------------------===*) 111 112let _ = 113 test_target_data (); 114 test_target (); 115 test_target_machine (); 116 (* test_code_emission (); *) (* broken without AsmParser support *) 117 dispose_module m 118