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llvm-mirror/test/Bindings/Ocaml/vmcore.ml
Duncan Sands 8478d08c36 Nounwind is not valid for function return values. 
llvm-svn: 71082
2009-05-06 13:51:18 +00:00

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OCaml
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(* RUN: %ocamlc -warn-error A llvm.cma llvm_analysis.cma llvm_bitwriter.cma %s -o %t 2> /dev/null
* 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 - really just to help find which line is busted *)
let exit_status = ref 0
let suite_name = ref ""
let group_name = ref ""
let case_num = ref 0
let print_checkpoints = false
let group name =
group_name := !suite_name ^ "/" ^ name;
case_num := 0;
if print_checkpoints then
prerr_endline (" " ^ name ^ "...")
let insist cond =
incr case_num;
if not cond then
exit_status := 10;
match print_checkpoints, cond with
| false, true -> ()
| false, false ->
prerr_endline ("FAILED: " ^ !suite_name ^ "/" ^ !group_name ^ " #" ^ (string_of_int !case_num))
| true, true ->
prerr_endline (" " ^ (string_of_int !case_num))
| true, false ->
prerr_endline (" " ^ (string_of_int !case_num) ^ " FAIL")
let suite name f =
suite_name := name;
if print_checkpoints then
prerr_endline (name ^ ":");
f ()
(*===-- Fixture -----------------------------------------------------------===*)
let filename = Sys.argv.(1)
let m = create_module filename
let mp = ModuleProvider.create m
(*===-- Target ------------------------------------------------------------===*)
let test_target () =
begin group "triple";
(* RUN: grep "i686-apple-darwin8" < %t.ll
*)
let trip = "i686-apple-darwin8" in
set_target_triple trip m;
insist (trip = target_triple m)
end;
begin group "layout";
(* RUN: grep "bogus" < %t.ll
*)
let layout = "bogus" in
set_data_layout layout m;
insist (layout = data_layout m)
end
(*===-- Types -------------------------------------------------------------===*)
let test_types () =
(* RUN: grep {Ty01.*void} < %t.ll
*)
group "void";
insist (define_type_name "Ty01" void_type m);
insist (TypeKind.Void == classify_type void_type);
(* RUN: grep {Ty02.*i1} < %t.ll
*)
group "i1";
insist (define_type_name "Ty02" i1_type m);
insist (TypeKind.Integer == classify_type i1_type);
(* RUN: grep {Ty03.*i32} < %t.ll
*)
group "i32";
insist (define_type_name "Ty03" i32_type m);
(* RUN: grep {Ty04.*i42} < %t.ll
*)
group "i42";
let ty = integer_type 42 in
insist (define_type_name "Ty04" ty m);
(* RUN: grep {Ty05.*float} < %t.ll
*)
group "float";
insist (define_type_name "Ty05" float_type m);
insist (TypeKind.Float == classify_type float_type);
(* RUN: grep {Ty06.*double} < %t.ll
*)
group "double";
insist (define_type_name "Ty06" double_type m);
insist (TypeKind.Double == classify_type double_type);
(* RUN: grep {Ty07.*i32.*i1, double} < %t.ll
*)
group "function";
let ty = function_type i32_type [| i1_type; double_type |] in
insist (define_type_name "Ty07" ty m);
insist (TypeKind.Function = 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 "var arg function";
let ty = var_arg_function_type void_type [| i32_type |] in
insist (define_type_name "Ty08" ty m);
insist (is_var_arg ty);
(* RUN: grep {Ty09.*\\\[7 x i8\\\]} < %t.ll
*)
group "array";
let ty = array_type i8_type 7 in
insist (define_type_name "Ty09" ty m);
insist (7 = array_length ty);
insist (i8_type == element_type ty);
insist (TypeKind.Array == classify_type ty);
begin group "pointer";
(* RUN: grep {UnqualPtrTy.*float\*} < %t.ll
*)
let ty = pointer_type float_type in
insist (define_type_name "UnqualPtrTy" ty m);
insist (float_type == element_type ty);
insist (0 == address_space ty);
insist (TypeKind.Pointer == classify_type ty)
end;
begin group "qualified_pointer";
(* RUN: grep {QualPtrTy.*i8.*3.*\*} < %t.ll
*)
let ty = qualified_pointer_type i8_type 3 in
insist (define_type_name "QualPtrTy" ty m);
insist (i8_type == element_type ty);
insist (3 == address_space ty)
end;
(* RUN: grep {Ty11.*\<4 x i16\>} < %t.ll
*)
group "vector";
let ty = vector_type i16_type 4 in
insist (define_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 = opaque_type () in
insist (define_type_name "Ty12" ty m);
insist (ty == ty);
insist (ty <> opaque_type ());
(* RUN: grep -v {Ty13} < %t.ll
*)
group "delete";
let ty = opaque_type () in
insist (define_type_name "Ty13" ty m);
delete_type_name "Ty13" m;
(* RUN: grep -v {RecursiveTy.*RecursiveTy} < %t.ll
*)
group "recursive";
let ty = opaque_type () in
let th = handle_to_type ty in
refine_type ty (pointer_type ty);
let ty = type_of_handle th in
insist (define_type_name "RecursiveTy" ty m);
insist (ty == element_type ty)
(*===-- Constants ---------------------------------------------------------===*)
let test_constants () =
(* RUN: grep {Const01.*i32.*-1} < %t.ll
*)
group "int";
let c = const_int i32_type (-1) in
ignore (define_global "Const01" c m);
insist (i32_type = type_of c);
insist (is_constant c);
(* RUN: grep {Const02.*i64.*-1} < %t.ll
*)
group "sext int";
let c = const_int i64_type (-1) in
ignore (define_global "Const02" c m);
insist (i64_type = type_of c);
(* RUN: grep {Const03.*i64.*4294967295} < %t.ll
*)
group "zext int64";
let c = const_of_int64 i64_type (Int64.of_string "4294967295") false in
ignore (define_global "Const03" c m);
insist (i64_type = type_of c);
(* RUN: grep {Const04.*"cruel\\\\00world"} < %t.ll
*)
group "string";
let c = const_string "cruel\000world" in
ignore (define_global "Const04" c m);
insist ((array_type i8_type 11) = type_of c);
(* RUN: grep {Const05.*"hi\\\\00again\\\\00"} < %t.ll
*)
group "stringz";
let c = const_stringz "hi\000again" in
ignore (define_global "Const05" c m);
insist ((array_type i8_type 9) = type_of c);
(* RUN: grep {ConstSingle.*2.75} < %t.ll
* RUN: grep {ConstDouble.*3.1459} < %t.ll
*)
begin group "real";
let cs = const_float float_type 2.75 in
ignore (define_global "ConstSingle" cs m);
insist (float_type = type_of cs);
let cd = const_float double_type 3.1459 in
ignore (define_global "ConstDouble" cd m);
insist (double_type = type_of cd)
end;
let one = const_int i16_type 1 in
let two = const_int i16_type 2 in
let three = const_int i32_type 3 in
let four = const_int i32_type 4 in
(* RUN: grep {Const07.*\\\[i32 3, i32 4\\\]} < %t.ll
*)
group "array";
let c = const_array i32_type [| three; four |] in
ignore (define_global "Const07" c m);
insist ((array_type i32_type 2) = (type_of c));
(* RUN: grep {Const08.*<i16 1, i16 2.*>} < %t.ll
*)
group "vector";
let c = const_vector [| one; two; one; two;
one; two; one; two |] in
ignore (define_global "Const08" c m);
insist ((vector_type i16_type 8) = (type_of c));
(* RUN: grep {Const09.*.i16 1, i16 2, i32 3, i32 4} < %t.ll
*)
group "structure";
let c = const_struct [| one; two; three; four |] in
ignore (define_global "Const09" c m);
insist ((struct_type [| i16_type; i16_type; i32_type; i32_type |])
= (type_of c));
(* RUN: grep {Const10.*zeroinit} < %t.ll
*)
group "null";
let c = const_null (packed_struct_type [| i1_type; i8_type;
i64_type; double_type |]) in
ignore (define_global "Const10" c m);
(* RUN: grep {Const11.*-1} < %t.ll
*)
group "all ones";
let c = const_all_ones i64_type in
ignore (define_global "Const11" c m);
(* RUN: grep {Const12.*undef} < %t.ll
*)
group "undef";
let c = undef i1_type in
ignore (define_global "Const12" c m);
insist (i1_type = type_of c);
insist (is_undef c);
group "constant arithmetic";
(* RUN: grep {ConstNeg.*sub} < %t.ll
* RUN: grep {ConstNot.*xor} < %t.ll
* RUN: grep {ConstAdd.*add} < %t.ll
* RUN: grep {ConstSub.*sub} < %t.ll
* RUN: grep {ConstMul.*mul} < %t.ll
* RUN: grep {ConstUDiv.*udiv} < %t.ll
* RUN: grep {ConstSDiv.*sdiv} < %t.ll
* RUN: grep {ConstFDiv.*fdiv} < %t.ll
* RUN: grep {ConstURem.*urem} < %t.ll
* RUN: grep {ConstSRem.*srem} < %t.ll
* RUN: grep {ConstFRem.*frem} < %t.ll
* RUN: grep {ConstAnd.*and} < %t.ll
* RUN: grep {ConstOr.*or} < %t.ll
* RUN: grep {ConstXor.*xor} < %t.ll
* RUN: grep {ConstICmp.*icmp} < %t.ll
* RUN: grep {ConstFCmp.*fcmp} < %t.ll
*)
let void_ptr = pointer_type i8_type in
let five = const_int i64_type 5 in
let ffive = const_uitofp five double_type in
let foldbomb_gv = define_global "FoldBomb" (const_null i8_type) m in
let foldbomb = const_ptrtoint foldbomb_gv i64_type in
let ffoldbomb = const_uitofp foldbomb double_type in
ignore (define_global "ConstNeg" (const_neg foldbomb) m);
ignore (define_global "ConstNot" (const_not foldbomb) m);
ignore (define_global "ConstAdd" (const_add foldbomb five) m);
ignore (define_global "ConstSub" (const_sub foldbomb five) m);
ignore (define_global "ConstMul" (const_mul foldbomb five) m);
ignore (define_global "ConstUDiv" (const_udiv foldbomb five) m);
ignore (define_global "ConstSDiv" (const_sdiv foldbomb five) m);
ignore (define_global "ConstFDiv" (const_fdiv ffoldbomb ffive) m);
ignore (define_global "ConstURem" (const_urem foldbomb five) m);
ignore (define_global "ConstSRem" (const_srem foldbomb five) m);
ignore (define_global "ConstFRem" (const_frem ffoldbomb ffive) m);
ignore (define_global "ConstAnd" (const_and foldbomb five) m);
ignore (define_global "ConstOr" (const_or foldbomb five) m);
ignore (define_global "ConstXor" (const_xor foldbomb five) m);
ignore (define_global "ConstICmp" (const_icmp Icmp.Sle foldbomb five) m);
ignore (define_global "ConstFCmp" (const_fcmp Fcmp.Ole ffoldbomb ffive) m);
group "constant casts";
(* RUN: grep {ConstTrunc.*trunc} < %t.ll
* RUN: grep {ConstSExt.*sext} < %t.ll
* RUN: grep {ConstZExt.*zext} < %t.ll
* RUN: grep {ConstFPTrunc.*fptrunc} < %t.ll
* RUN: grep {ConstFPExt.*fpext} < %t.ll
* RUN: grep {ConstUIToFP.*uitofp} < %t.ll
* RUN: grep {ConstSIToFP.*sitofp} < %t.ll
* RUN: grep {ConstFPToUI.*fptoui} < %t.ll
* RUN: grep {ConstFPToSI.*fptosi} < %t.ll
* RUN: grep {ConstPtrToInt.*ptrtoint} < %t.ll
* RUN: grep {ConstIntToPtr.*inttoptr} < %t.ll
* RUN: grep {ConstBitCast.*bitcast} < %t.ll
*)
let i128_type = integer_type 128 in
ignore (define_global "ConstTrunc" (const_trunc (const_add foldbomb five)
i8_type) m);
ignore (define_global "ConstSExt" (const_sext foldbomb i128_type) m);
ignore (define_global "ConstZExt" (const_zext foldbomb i128_type) m);
ignore (define_global "ConstFPTrunc" (const_fptrunc ffoldbomb float_type) m);
ignore (define_global "ConstFPExt" (const_fpext ffoldbomb fp128_type) m);
ignore (define_global "ConstUIToFP" (const_uitofp foldbomb double_type) m);
ignore (define_global "ConstSIToFP" (const_sitofp foldbomb double_type) m);
ignore (define_global "ConstFPToUI" (const_fptoui ffoldbomb i32_type) m);
ignore (define_global "ConstFPToSI" (const_fptosi ffoldbomb i32_type) m);
ignore (define_global "ConstPtrToInt" (const_ptrtoint
(const_gep (const_null (pointer_type i8_type))
[| const_int i32_type 1 |])
i32_type) m);
ignore (define_global "ConstIntToPtr" (const_inttoptr (const_add foldbomb five)
void_ptr) m);
ignore (define_global "ConstBitCast" (const_bitcast ffoldbomb i64_type) m);
group "misc constants";
(* RUN: grep {ConstSizeOf.*getelementptr.*null} < %t.ll
* RUN: grep {ConstGEP.*getelementptr} < %t.ll
* RUN: grep {ConstSelect.*select} < %t.ll
* RUN: grep {ConstExtractElement.*extractelement} < %t.ll
* RUN: grep {ConstInsertElement.*insertelement} < %t.ll
* RUN: grep {ConstShuffleVector.*shufflevector} < %t.ll
*)
ignore (define_global "ConstSizeOf" (size_of (pointer_type i8_type)) m);
ignore (define_global "ConstGEP" (const_gep foldbomb_gv [| five |]) m);
ignore (define_global "ConstSelect" (const_select
(const_icmp Icmp.Sle foldbomb five)
(const_int i8_type (-1))
(const_int i8_type 0)) m);
let zero = const_int i32_type 0 in
let one = const_int i32_type 1 in
ignore (define_global "ConstExtractElement" (const_extractelement
(const_vector [| zero; one; zero; one |])
(const_trunc foldbomb i32_type)) m);
ignore (define_global "ConstInsertElement" (const_insertelement
(const_vector [| zero; one; zero; one |])
zero (const_trunc foldbomb i32_type)) m);
ignore (define_global "ConstShuffleVector" (const_shufflevector
(const_vector [| zero; one |])
(const_vector [| one; zero |])
(const_bitcast foldbomb (vector_type i32_type 2))) m)
(*===-- Global Values -----------------------------------------------------===*)
let test_global_values () =
let (++) x f = f x; x in
let zero32 = const_null i32_type in
(* RUN: grep {GVal01} < %t.ll
*)
group "naming";
let g = define_global "TEMPORARY" zero32 m in
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 Linkage.Link_once in
insist (Linkage.Link_once = 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 Visibility.Hidden in
insist (Visibility.Hidden = 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 = const_int i32_type 42 in
(* RUN: grep {GVar01.*external} < %t.ll
*)
group "declarations";
insist (None == lookup_global "GVar01" m);
let g = declare_global i32_type "GVar01" m in
insist (is_declaration g);
insist (pointer_type float_type ==
type_of (declare_global float_type "GVar01" m));
insist (g == declare_global i32_type "GVar01" m);
insist (match lookup_global "GVar01" m with Some x -> x = g
| None -> false);
(* 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
*)
group "delete";
let g = define_global "GVar05" fourty_two32 m in
delete_global g;
(* RUN: grep -v {ConstGlobalVar.*constant} < %t.ll
*)
group "constant";
let g = define_global "ConstGlobalVar" fourty_two32 m in
insist (not (is_global_constant g));
set_global_constant true g;
insist (is_global_constant g);
begin group "iteration";
let m = create_module "temp" in
insist (At_end m = global_begin m);
insist (At_start m = global_end m);
let g1 = declare_global i32_type "One" m in
let g2 = declare_global i32_type "Two" m in
insist (Before g1 = global_begin m);
insist (Before g2 = global_succ g1);
insist (At_end m = global_succ g2);
insist (After g2 = global_end m);
insist (After g1 = global_pred g2);
insist (At_start m = global_pred g1);
let lf s x = s ^ "->" ^ value_name x in
insist ("->One->Two" = fold_left_globals lf "" m);
let rf x s = value_name x ^ "<-" ^ s in
insist ("One<-Two<-" = fold_right_globals rf m "");
dispose_module m
end
(*===-- Functions ---------------------------------------------------------===*)
let test_functions () =
let ty = function_type i32_type [| i32_type; i64_type |] in
let ty2 = function_type i8_type [| i8_type; i64_type |] in
(* RUN: grep {declare i32 @Fn1\(i32, i64\)} < %t.ll
*)
begin group "declare";
insist (None = lookup_function "Fn1" m);
let fn = declare_function "Fn1" ty m in
insist (pointer_type ty = type_of fn);
insist (is_declaration fn);
insist (0 = Array.length (basic_blocks fn));
insist (pointer_type ty2 == type_of (declare_function "Fn1" ty2 m));
insist (fn == declare_function "Fn1" ty m);
insist (None <> lookup_function "Fn1" m);
insist (match lookup_function "Fn1" m with Some x -> x = fn
| None -> false);
insist (m == global_parent fn)
end;
(* RUN: grep -v {Fn2} < %t.ll
*)
group "delete";
let fn = declare_function "Fn2" ty m in
delete_function fn;
(* RUN: grep {define.*Fn3} < %t.ll
*)
group "define";
let fn = define_function "Fn3" ty m in
insist (not (is_declaration fn));
insist (1 = Array.length (basic_blocks fn));
ignore (build_unreachable (builder_at_end (entry_block fn)));
(* RUN: grep {define.*Fn4.*Param1.*Param2} < %t.ll
*)
group "params";
let fn = define_function "Fn4" ty m in
let params = params fn in
insist (2 = Array.length params);
insist (params.(0) = param fn 0);
insist (params.(1) = param fn 1);
insist (i32_type = type_of params.(0));
insist (i64_type = type_of params.(1));
set_value_name "Param1" params.(0);
set_value_name "Param2" params.(1);
ignore (build_unreachable (builder_at_end (entry_block fn)));
(* RUN: grep {fastcc.*Fn5} < %t.ll
*)
group "callconv";
let fn = define_function "Fn5" ty m in
insist (CallConv.c = function_call_conv fn);
set_function_call_conv CallConv.fast fn;
insist (CallConv.fast = function_call_conv fn);
ignore (build_unreachable (builder_at_end (entry_block fn)));
begin group "gc";
(* RUN: grep {Fn6.*gc.*shadowstack} < %t.ll
*)
let fn = define_function "Fn6" ty m in
insist (None = gc fn);
set_gc (Some "ocaml") fn;
insist (Some "ocaml" = gc fn);
set_gc None fn;
insist (None = gc fn);
set_gc (Some "shadowstack") fn;
ignore (build_unreachable (builder_at_end (entry_block fn)));
end;
begin group "iteration";
let m = create_module "temp" in
insist (At_end m = function_begin m);
insist (At_start m = function_end m);
let f1 = define_function "One" ty m in
let f2 = define_function "Two" ty m in
insist (Before f1 = function_begin m);
insist (Before f2 = function_succ f1);
insist (At_end m = function_succ f2);
insist (After f2 = function_end m);
insist (After f1 = function_pred f2);
insist (At_start m = function_pred f1);
let lf s x = s ^ "->" ^ value_name x in
insist ("->One->Two" = fold_left_functions lf "" m);
let rf x s = value_name x ^ "<-" ^ s in
insist ("One<-Two<-" = fold_right_functions rf m "");
dispose_module m
end
(*===-- Params ------------------------------------------------------------===*)
let test_params () =
begin group "iteration";
let m = create_module "temp" in
let vf = define_function "void" (function_type void_type [| |]) m in
insist (At_end vf = param_begin vf);
insist (At_start vf = param_end vf);
let ty = function_type void_type [| i32_type; i32_type |] in
let f = define_function "f" ty m in
let p1 = param f 0 in
let p2 = param f 1 in
set_value_name "One" p1;
set_value_name "Two" p2;
add_param_attr p1 Attribute.Sext;
add_param_attr p2 Attribute.Noalias;
remove_param_attr p2 Attribute.Noalias;
add_function_attr f Attribute.Nounwind;
add_function_attr f Attribute.Noreturn;
remove_function_attr f Attribute.Noreturn;
insist (Before p1 = param_begin f);
insist (Before p2 = param_succ p1);
insist (At_end f = param_succ p2);
insist (After p2 = param_end f);
insist (After p1 = param_pred p2);
insist (At_start f = param_pred p1);
let lf s x = s ^ "->" ^ value_name x in
insist ("->One->Two" = fold_left_params lf "" f);
let rf x s = value_name x ^ "<-" ^ s in
insist ("One<-Two<-" = fold_right_params rf f "");
dispose_module m
end
(*===-- Basic Blocks ------------------------------------------------------===*)
let test_basic_blocks () =
let ty = function_type void_type [| |] in
(* RUN: grep {Bb1} < %t.ll
*)
group "entry";
let fn = declare_function "X" ty m in
let bb = append_block "Bb1" fn in
insist (bb = entry_block fn);
ignore (build_unreachable (builder_at_end bb));
(* RUN: grep -v Bb2 < %t.ll
*)
group "delete";
let fn = declare_function "X2" ty m in
let bb = append_block "Bb2" fn in
delete_block bb;
group "insert";
let fn = declare_function "X3" ty m in
let bbb = append_block "b" fn in
let bba = insert_block "a" bbb in
insist ([| bba; bbb |] = basic_blocks fn);
ignore (build_unreachable (builder_at_end bba));
ignore (build_unreachable (builder_at_end bbb));
(* RUN: grep Bb3 < %t.ll
*)
group "name/value";
let fn = define_function "X4" ty m in
let bb = entry_block fn in
ignore (build_unreachable (builder_at_end bb));
let bbv = value_of_block bb in
set_value_name "Bb3" bbv;
insist ("Bb3" = value_name bbv);
group "casts";
let fn = define_function "X5" ty m in
let bb = entry_block fn in
ignore (build_unreachable (builder_at_end bb));
insist (bb = block_of_value (value_of_block bb));
insist (value_is_block (value_of_block bb));
insist (not (value_is_block (const_null i32_type)));
begin group "iteration";
let m = create_module "temp" in
let f = declare_function "Temp" (function_type i32_type [| |]) m in
insist (At_end f = block_begin f);
insist (At_start f = block_end f);
let b1 = append_block "One" f in
let b2 = append_block "Two" f in
insist (Before b1 = block_begin f);
insist (Before b2 = block_succ b1);
insist (At_end f = block_succ b2);
insist (After b2 = block_end f);
insist (After b1 = block_pred b2);
insist (At_start f = block_pred b1);
let lf s x = s ^ "->" ^ value_name (value_of_block x) in
insist ("->One->Two" = fold_left_blocks lf "" f);
let rf x s = value_name (value_of_block x) ^ "<-" ^ s in
insist ("One<-Two<-" = fold_right_blocks rf f "");
dispose_module m
end
(*===-- Instructions ------------------------------------------------------===*)
let test_instructions () =
begin group "iteration";
let m = create_module "temp" in
let fty = function_type void_type [| i32_type; i32_type |] in
let f = define_function "f" fty m in
let bb = entry_block f in
let b = builder_at (At_end bb) in
insist (At_end bb = instr_begin bb);
insist (At_start bb = instr_end bb);
let i1 = build_add (param f 0) (param f 1) "One" b in
let i2 = build_sub (param f 0) (param f 1) "Two" b in
insist (Before i1 = instr_begin bb);
insist (Before i2 = instr_succ i1);
insist (At_end bb = instr_succ i2);
insist (After i2 = instr_end bb);
insist (After i1 = instr_pred i2);
insist (At_start bb = instr_pred i1);
let lf s x = s ^ "->" ^ value_name x in
insist ("->One->Two" = fold_left_instrs lf "" bb);
let rf x s = value_name x ^ "<-" ^ s in
insist ("One<-Two<-" = fold_right_instrs rf bb "");
dispose_module m
end
(*===-- Builder -----------------------------------------------------------===*)
let test_builder () =
let (++) x f = f x; x in
begin group "parent";
insist (try
ignore (insertion_block (builder ()));
false
with Not_found ->
true);
let fty = function_type void_type [| i32_type |] in
let fn = define_function "BuilderParent" fty m in
let bb = entry_block fn in
let b = builder_at_end bb in
let p = param fn 0 in
let sum = build_add p p "sum" b in
ignore (build_ret_void b);
insist (fn = block_parent bb);
insist (fn = param_parent p);
insist (bb = instr_parent sum);
insist (bb = insertion_block b)
end;
group "ret void";
begin
(* RUN: grep {ret void} < %t.ll
*)
let fty = function_type void_type [| |] in
let fn = declare_function "X6" fty m in
let b = builder_at_end (append_block "Bb01" fn) in
ignore (build_ret_void b)
end;
(* The rest of the tests will use one big function. *)
let fty = function_type i32_type [| i32_type; i32_type |] in
let fn = define_function "X7" fty m in
let atentry = builder_at_end (entry_block fn) in
let p1 = param fn 0 ++ set_value_name "P1" in
let p2 = param fn 1 ++ set_value_name "P2" in
let f1 = build_uitofp p1 float_type "F1" atentry in
let f2 = build_uitofp p2 float_type "F2" atentry in
let bb00 = append_block "Bb00" fn in
ignore (build_unreachable (builder_at_end bb00));
group "ret"; begin
(* RUN: grep {ret.*P1} < %t.ll
*)
let ret = build_ret p1 atentry in
position_before ret atentry
end;
group "br"; begin
(* RUN: grep {br.*Bb02} < %t.ll
*)
let bb02 = append_block "Bb02" fn in
let b = builder_at_end bb02 in
ignore (build_br bb02 b)
end;
group "cond_br"; begin
(* RUN: grep {br.*Inst01.*Bb03.*Bb00} < %t.ll
*)
let bb03 = append_block "Bb03" fn in
let b = builder_at_end bb03 in
let cond = build_trunc p1 i1_type "Inst01" b in
ignore (build_cond_br cond bb03 bb00 b)
end;
group "switch"; begin
(* RUN: grep {switch.*P1.*SwiBlock3} < %t.ll
* RUN: grep {2,.*SwiBlock2} < %t.ll
*)
let bb1 = append_block "SwiBlock1" fn in
let bb2 = append_block "SwiBlock2" fn in
ignore (build_unreachable (builder_at_end bb2));
let bb3 = append_block "SwiBlock3" fn in
ignore (build_unreachable (builder_at_end bb3));
let si = build_switch p1 bb3 1 (builder_at_end bb1) in
ignore (add_case si (const_int i32_type 2) bb2)
end;
group "invoke"; begin
(* RUN: grep {Inst02.*invoke.*P1.*P2} < %t.ll
* RUN: grep {to.*Bb04.*unwind.*Bb00} < %t.ll
*)
let bb04 = append_block "Bb04" fn in
let b = builder_at_end bb04 in
ignore (build_invoke fn [| p1; p2 |] bb04 bb00 "Inst02" b)
end;
group "unwind"; begin
(* RUN: grep {unwind} < %t.ll
*)
let bb05 = append_block "Bb05" fn in
let b = builder_at_end bb05 in
ignore (build_unwind b)
end;
group "unreachable"; begin
(* RUN: grep {unreachable} < %t.ll
*)
let bb06 = append_block "Bb06" fn in
let b = builder_at_end bb06 in
ignore (build_unreachable b)
end;
group "arithmetic"; begin
let bb07 = append_block "Bb07" fn in
let b = builder_at_end bb07 in
(* RUN: grep {Inst03.*add.*P1.*P2} < %t.ll
* RUN: grep {Inst04.*sub.*P1.*Inst03} < %t.ll
* RUN: grep {Inst05.*mul.*P1.*Inst04} < %t.ll
* RUN: grep {Inst06.*udiv.*P1.*Inst05} < %t.ll
* RUN: grep {Inst07.*sdiv.*P1.*Inst06} < %t.ll
* RUN: grep {Inst08.*fdiv.*F1.*F2} < %t.ll
* RUN: grep {Inst09.*urem.*P1.*Inst07} < %t.ll
* RUN: grep {Inst10.*srem.*P1.*Inst09} < %t.ll
* RUN: grep {Inst11.*frem.*F1.*Inst08} < %t.ll
* RUN: grep {Inst12.*shl.*P1.*Inst10} < %t.ll
* RUN: grep {Inst13.*lshr.*P1.*Inst12} < %t.ll
* RUN: grep {Inst14.*ashr.*P1.*Inst13} < %t.ll
* RUN: grep {Inst15.*and.*P1.*Inst14} < %t.ll
* RUN: grep {Inst16.*or.*P1.*Inst15} < %t.ll
* RUN: grep {Inst17.*xor.*P1.*Inst16} < %t.ll
* RUN: grep {Inst18.*sub.*0.*Inst17} < %t.ll
* RUN: grep {Inst19.*xor.*Inst18.*-1} < %t.ll
*)
let inst03 = build_add p1 p2 "Inst03" b in
let inst04 = build_sub p1 inst03 "Inst04" b in
let inst05 = build_mul p1 inst04 "Inst05" b in
let inst06 = build_udiv p1 inst05 "Inst06" b in
let inst07 = build_sdiv p1 inst06 "Inst07" b in
let inst08 = build_fdiv f1 f2 "Inst08" b in
let inst09 = build_urem p1 inst07 "Inst09" b in
let inst10 = build_srem p1 inst09 "Inst10" b in
ignore(build_frem f1 inst08 "Inst11" b);
let inst12 = build_shl p1 inst10 "Inst12" b in
let inst13 = build_lshr p1 inst12 "Inst13" b in
let inst14 = build_ashr p1 inst13 "Inst14" b in
let inst15 = build_and p1 inst14 "Inst15" b in
let inst16 = build_or p1 inst15 "Inst16" b in
let inst17 = build_xor p1 inst16 "Inst17" b in
let inst18 = build_neg inst17 "Inst18" b in
ignore (build_not inst18 "Inst19" b);
ignore (build_unreachable b)
end;
group "memory"; begin
let bb08 = append_block "Bb08" fn in
let b = builder_at_end bb08 in
(* RUN: grep {Inst20.*malloc.*i8 } < %t.ll
* RUN: grep {Inst21.*malloc.*i8.*P1} < %t.ll
* RUN: grep {Inst22.*alloca.*i32 } < %t.ll
* RUN: grep {Inst23.*alloca.*i32.*P2} < %t.ll
* RUN: grep {free.*Inst20} < %t.ll
* RUN: grep {Inst25.*load.*Inst21} < %t.ll
* RUN: grep {store.*P2.*Inst22} < %t.ll
* RUN: grep {Inst27.*getelementptr.*Inst23.*P2} < %t.ll
*)
let inst20 = build_malloc i8_type "Inst20" b in
let inst21 = build_array_malloc i8_type p1 "Inst21" b in
let inst22 = build_alloca i32_type "Inst22" b in
let inst23 = build_array_alloca i32_type p2 "Inst23" b in
ignore(build_free inst20 b);
ignore(build_load inst21 "Inst25" b);
ignore(build_store p2 inst22 b);
ignore(build_gep inst23 [| p2 |] "Inst27" b);
ignore(build_unreachable b)
end;
group "casts"; begin
let void_ptr = pointer_type i8_type in
(* RUN: grep {Inst28.*trunc.*P1.*i8} < %t.ll
* RUN: grep {Inst29.*zext.*Inst28.*i32} < %t.ll
* RUN: grep {Inst30.*sext.*Inst29.*i64} < %t.ll
* RUN: grep {Inst31.*uitofp.*Inst30.*float} < %t.ll
* RUN: grep {Inst32.*sitofp.*Inst29.*double} < %t.ll
* RUN: grep {Inst33.*fptoui.*Inst31.*i32} < %t.ll
* RUN: grep {Inst34.*fptosi.*Inst32.*i64} < %t.ll
* RUN: grep {Inst35.*fptrunc.*Inst32.*float} < %t.ll
* RUN: grep {Inst36.*fpext.*Inst35.*double} < %t.ll
* RUN: grep {Inst37.*inttoptr.*P1.*i8\*} < %t.ll
* RUN: grep {Inst38.*ptrtoint.*Inst37.*i64} < %t.ll
* RUN: grep {Inst39.*bitcast.*Inst38.*double} < %t.ll
*)
let inst28 = build_trunc p1 i8_type "Inst28" atentry in
let inst29 = build_zext inst28 i32_type "Inst29" atentry in
let inst30 = build_sext inst29 i64_type "Inst30" atentry in
let inst31 = build_uitofp inst30 float_type "Inst31" atentry in
let inst32 = build_sitofp inst29 double_type "Inst32" atentry in
ignore(build_fptoui inst31 i32_type "Inst33" atentry);
ignore(build_fptosi inst32 i64_type "Inst34" atentry);
let inst35 = build_fptrunc inst32 float_type "Inst35" atentry in
ignore(build_fpext inst35 double_type "Inst36" atentry);
let inst37 = build_inttoptr p1 void_ptr "Inst37" atentry in
let inst38 = build_ptrtoint inst37 i64_type "Inst38" atentry in
ignore(build_bitcast inst38 double_type "Inst39" atentry)
end;
group "comparisons"; begin
(* RUN: grep {Inst40.*icmp.*ne.*P1.*P2} < %t.ll
* RUN: grep {Inst41.*icmp.*sle.*P2.*P1} < %t.ll
* RUN: grep {Inst42.*fcmp.*false.*F1.*F2} < %t.ll
* RUN: grep {Inst43.*fcmp.*true.*F2.*F1} < %t.ll
*)
ignore (build_icmp Icmp.Ne p1 p2 "Inst40" atentry);
ignore (build_icmp Icmp.Sle p2 p1 "Inst41" atentry);
ignore (build_fcmp Fcmp.False f1 f2 "Inst42" atentry);
ignore (build_fcmp Fcmp.True f2 f1 "Inst43" atentry)
end;
group "miscellaneous"; begin
(* RUN: grep {CallInst.*call.*P2.*P1} < %t.ll
* RUN: grep {CallInst.*cc63} < %t.ll
* RUN: grep {Inst47.*select.*Inst46.*P1.*P2} < %t.ll
* RUN: grep {Inst48.*va_arg.*null.*i32} < %t.ll
* RUN: grep {Inst49.*extractelement.*Vec1.*P2} < %t.ll
* RUN: grep {Inst50.*insertelement.*Vec1.*P1.*P2} < %t.ll
* RUN: grep {Inst51.*shufflevector.*Vec1.*Vec2.*1.*1.*0.*0} < %t.ll
* RUN: grep {CallInst.*tail call} < %t.ll
*)
let ci = build_call fn [| p2; p1 |] "CallInst" atentry in
insist (CallConv.c = instruction_call_conv ci);
set_instruction_call_conv 63 ci;
insist (63 = instruction_call_conv ci);
insist (not (is_tail_call ci));
set_tail_call true ci;
insist (is_tail_call ci);
add_instruction_param_attr ci 1 Attribute.Sext;
add_instruction_param_attr ci 2 Attribute.Noalias;
remove_instruction_param_attr ci 2 Attribute.Noalias;
let inst46 = build_icmp Icmp.Eq p1 p2 "Inst46" atentry in
ignore (build_select inst46 p1 p2 "Inst47" atentry);
ignore (build_va_arg
(const_null (pointer_type (pointer_type i8_type)))
i32_type "Inst48" atentry);
(* Set up some vector vregs. *)
let one = const_int i32_type 1 in
let zero = const_int i32_type 0 in
let t1 = const_vector [| one; zero; one; zero |] in
let t2 = const_vector [| zero; one; zero; one |] in
let t3 = const_vector [| one; one; zero; zero |] in
let vec1 = build_insertelement t1 p1 p2 "Vec1" atentry in
let vec2 = build_insertelement t2 p1 p2 "Vec2" atentry in
ignore (build_extractelement vec1 p2 "Inst49" atentry);
ignore (build_insertelement vec1 p1 p2 "Inst50" atentry);
ignore (build_shufflevector vec1 vec2 t3 "Inst51" atentry);
end;
group "phi"; begin
(* RUN: grep {PhiNode.*P1.*PhiBlock1.*P2.*PhiBlock2} < %t.ll
*)
let b1 = append_block "PhiBlock1" fn in
let b2 = append_block "PhiBlock2" fn in
let jb = append_block "PhiJoinBlock" fn in
ignore (build_br jb (builder_at_end b1));
ignore (build_br jb (builder_at_end b2));
let at_jb = builder_at_end jb in
let phi = build_phi [(p1, b1)] "PhiNode" at_jb in
insist ([(p1, b1)] = incoming phi);
add_incoming (p2, b2) phi;
insist ([(p1, b1); (p2, b2)] = incoming phi);
ignore (build_unreachable at_jb);
end
(*===-- Module Provider ---------------------------------------------------===*)
let test_module_provider () =
let m = create_module "test" in
let mp = ModuleProvider.create m in
ModuleProvider.dispose mp
(*===-- Pass Managers -----------------------------------------------------===*)
let test_pass_manager () =
let (++) x f = ignore (f x); x in
begin group "module pass manager";
ignore (PassManager.create ()
++ PassManager.run_module m
++ PassManager.dispose)
end;
begin group "function pass manager";
let fty = function_type void_type [| |] in
let fn = define_function "FunctionPassManager" fty m in
ignore (build_ret_void (builder_at_end (entry_block fn)));
ignore (PassManager.create_function mp
++ PassManager.initialize
++ PassManager.run_function fn
++ PassManager.finalize
++ PassManager.dispose)
end
(*===-- Writer ------------------------------------------------------------===*)
let test_writer () =
group "valid";
insist (match Llvm_analysis.verify_module m with
| None -> true
| Some msg -> prerr_string msg; false);
group "writer";
insist (write_bitcode_file m filename);
ModuleProvider.dispose mp
(*===-- Driver ------------------------------------------------------------===*)
let _ =
suite "target" test_target;
suite "types" test_types;
suite "constants" test_constants;
suite "global values" test_global_values;
suite "global variables" test_global_variables;
suite "functions" test_functions;
suite "params" test_params;
suite "basic blocks" test_basic_blocks;
suite "instructions" test_instructions;
suite "builder" test_builder;
suite "module provider" test_module_provider;
suite "pass manager" test_pass_manager;
suite "writer" test_writer; (* Keep this last; it disposes m. *)
exit !exit_status
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