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|
(* RUN: %ocamlc llvm.cma llvm_bitwriter.cma %s -o %t
* RUN: ./%t %t.bc
* RUN: llvm-dis < %t.bc > %t.ll
*)
(* Note: It takes several seconds for ocamlc 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_bitwriter
(* Tiny unit test framework *)
let exit_status = ref 0
let case_num = ref 0
let all_done () =
prerr_endline "";
exit !exit_status
let group name =
prerr_endline "";
case_num := 0;
prerr_string (" " ^ name ^ "... ")
let insist cond =
incr case_num;
prerr_char ' ';
if not cond then begin
exit_status := 10;
prerr_char '!'
end;
prerr_int !case_num
let suite name f =
prerr_endline (name ^ ":");
f ()
(*===-- Fixture -----------------------------------------------------------===*)
let filename = Sys.argv.(1)
let m = create_module filename
(*===-- Types -------------------------------------------------------------===*)
let test_types () =
(* RUN: grep {Ty01.*void} < %t.ll
*)
group "void";
insist (add_type_name "Ty01" void_type m);
insist (Void_type == classify_type void_type);
(* RUN: grep {Ty02.*i1} < %t.ll
*)
group "i1";
insist (add_type_name "Ty02" i1_type m);
insist (Integer_type == classify_type i1_type);
(* RUN: grep {Ty03.*i32} < %t.ll
*)
group "i32";
insist (add_type_name "Ty03" i32_type m);
(* RUN: grep {Ty04.*i42} < %t.ll
*)
group "i42";
let ty = make_integer_type 42 in
insist (add_type_name "Ty04" ty m);
(* RUN: grep {Ty05.*float} < %t.ll
*)
group "float";
insist (add_type_name "Ty05" float_type m);
insist (Float_type == classify_type float_type);
(* RUN: grep {Ty06.*double} < %t.ll
*)
group "double";
insist (add_type_name "Ty06" double_type m);
insist (Double_type == classify_type double_type);
(* RUN: grep {Ty07.*i32.*i1, double} < %t.ll
*)
group "function";
let ty = make_function_type i32_type [| i1_type; double_type |] false in
insist (add_type_name "Ty07" ty m);
insist (Function_type = classify_type ty);
insist (not (is_var_arg ty));
insist (i32_type == return_type ty);
insist (double_type == (param_types ty).(1));
(* RUN: grep {Ty08.*\.\.\.} < %t.ll
*)
group "vararg";
let ty = make_function_type void_type [| i32_type |] true in
insist (add_type_name "Ty08" ty m);
insist (is_var_arg ty);
(* RUN: grep {Ty09.*\\\[7 x i8\\\]} < %t.ll
*)
group "array";
let ty = make_array_type i8_type 7 in
insist (add_type_name "Ty09" ty m);
insist (7 = array_length ty);
insist (i8_type == element_type ty);
insist (Array_type == classify_type ty);
(* RUN: grep {Ty10.*float\*} < %t.ll
*)
group "pointer";
let ty = make_pointer_type float_type in
insist (add_type_name "Ty10" ty m);
insist (float_type == element_type ty);
insist (Pointer_type == classify_type ty);
(* RUN: grep {Ty11.*\<4 x i16\>} < %t.ll
*)
group "vector";
let ty = make_vector_type i16_type 4 in
insist (add_type_name "Ty11" ty m);
insist (i16_type == element_type ty);
insist (4 = vector_size ty);
(* RUN: grep {Ty12.*opaque} < %t.ll
*)
group "opaque";
let ty = make_opaque_type () in
insist (add_type_name "Ty12" ty m);
insist (ty == ty);
insist (ty <> make_opaque_type ())
(*===-- Global Values -----------------------------------------------------===*)
let test_global_values () =
let (++) x f = f x; x in
let zero32 = make_null i32_type in
(* RUN: grep {GVal01} < %t.ll
*)
group "naming";
let g = define_global "TEMPORARY" zero32 m in
prerr_endline "";
prerr_endline (value_name g);
insist ("TEMPORARY" = value_name g);
set_value_name "GVal01" g;
insist ("GVal01" = value_name g);
(* RUN: grep {GVal02.*linkonce} < %t.ll
*)
group "linkage";
let g = define_global "GVal02" zero32 m ++
set_linkage Link_once_linkage in
insist (Link_once_linkage = linkage g);
(* RUN: grep {GVal03.*Hanalei} < %t.ll
*)
group "section";
let g = define_global "GVal03" zero32 m ++
set_section "Hanalei" in
insist ("Hanalei" = section g);
(* RUN: grep {GVal04.*hidden} < %t.ll
*)
group "visibility";
let g = define_global "GVal04" zero32 m ++
set_visibility Hidden_visibility in
insist (Hidden_visibility = visibility g);
(* RUN: grep {GVal05.*align 128} < %t.ll
*)
group "alignment";
let g = define_global "GVal05" zero32 m ++
set_alignment 128 in
insist (128 = alignment g)
(*===-- Global Variables --------------------------------------------------===*)
let test_global_variables () =
let (++) x f = f x; x in
let fourty_two32 = make_int_constant i32_type 42 false in
(* RUN: grep {GVar01.*external} < %t.ll
*)
group "declarations";
let g = declare_global i32_type "GVar01" m in
insist (is_declaration g);
(* RUN: grep {GVar02.*42} < %t.ll
* RUN: grep {GVar03.*42} < %t.ll
*)
group "definitions";
let g = define_global "GVar02" fourty_two32 m in
let g2 = declare_global i32_type "GVar03" m ++
set_initializer fourty_two32 in
insist (not (is_declaration g));
insist (not (is_declaration g2));
insist ((global_initializer g) == (global_initializer g2));
(* RUN: grep {GVar04.*thread_local} < %t.ll
*)
group "threadlocal";
let g = define_global "GVar04" fourty_two32 m ++
set_thread_local true in
insist (is_thread_local g);
(* RUN: grep -v {GVar05} < %t.ll
*)
let g = define_global "GVar05" fourty_two32 m in
delete_global g
(*===-- Writer ------------------------------------------------------------===*)
let test_writer () =
group "writer";
insist (write_bitcode_file m filename);
dispose_module m
(*===-- Driver ------------------------------------------------------------===*)
let _ =
suite "types" test_types;
suite "global values" test_global_values;
suite "global variables" test_global_variables;
suite "writer" test_writer;
all_done ()
|
