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llvm-for-llvmta/test/Bindings/OCaml/core.ml

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(* RUN: rm -rf %t && mkdir -p %t && cp %s %t/core.ml
* RUN: %ocamlc -g -w +A -package llvm.analysis -package llvm.bitwriter -linkpkg %t/core.ml -o %t/executable
* RUN: %t/executable %t/bitcode.bc
* RUN: %ocamlopt -g -w +A -package llvm.analysis -package llvm.bitwriter -linkpkg %t/core.ml -o %t/executable
* RUN: %t/executable %t/bitcode.bc
* RUN: llvm-dis < %t/bitcode.bc > %t/dis.ll
* RUN: FileCheck %s < %t/dis.ll
* Do a second pass for things that shouldn't be anywhere.
* RUN: FileCheck -check-prefix=CHECK-NOWHERE %s < %t/dis.ll
* 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_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 context = global_context ()
let i1_type = Llvm.i1_type context
let i8_type = Llvm.i8_type context
let i16_type = Llvm.i16_type context
let i32_type = Llvm.i32_type context
let i64_type = Llvm.i64_type context
let void_type = Llvm.void_type context
let float_type = Llvm.float_type context
let double_type = Llvm.double_type context
let fp128_type = Llvm.fp128_type context
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 context filename
(*===-- Contained types --------------------------------------------------===*)
let test_contained_types () =
let pointer_i32 = pointer_type i32_type in
insist (i32_type = (Array.get (subtypes pointer_i32) 0));
let ar = struct_type context [| i32_type; i8_type |] in
insist (i32_type = (Array.get (subtypes ar)) 0);
insist (i8_type = (Array.get (subtypes ar)) 1)
(*===-- Conversion --------------------------------------------------------===*)
let test_conversion () =
insist ("i32" = (string_of_lltype i32_type));
let c = const_int i32_type 42 in
insist ("i32 42" = (string_of_llvalue c))
(*===-- Target ------------------------------------------------------------===*)
let test_target () =
begin group "triple";
let trip = "i686-apple-darwin8" in
set_target_triple trip m;
insist (trip = target_triple m)
end;
begin group "layout";
let layout = "e" in
set_data_layout layout m;
insist (layout = data_layout m)
end
(* CHECK: target datalayout = "e"
* CHECK: target triple = "i686-apple-darwin8"
*)
(*===-- Constants ---------------------------------------------------------===*)
let test_constants () =
(* CHECK: const_int{{.*}}i32{{.*}}-1
*)
group "int";
let c = const_int i32_type (-1) in
ignore (define_global "const_int" c m);
insist (i32_type = type_of c);
insist (is_constant c);
insist (Some (-1L) = int64_of_const c);
(* CHECK: const_sext_int{{.*}}i64{{.*}}-1
*)
group "sext int";
let c = const_int i64_type (-1) in
ignore (define_global "const_sext_int" c m);
insist (i64_type = type_of c);
insist (Some (-1L) = int64_of_const c);
(* CHECK: const_zext_int64{{.*}}i64{{.*}}4294967295
*)
group "zext int64";
let c = const_of_int64 i64_type (Int64.of_string "4294967295") false in
ignore (define_global "const_zext_int64" c m);
insist (i64_type = type_of c);
insist (Some 4294967295L = int64_of_const c);
(* CHECK: const_int_string{{.*}}i32{{.*}}-1
*)
group "int string";
let c = const_int_of_string i32_type "-1" 10 in
ignore (define_global "const_int_string" c m);
insist (i32_type = type_of c);
insist (None = (string_of_const c));
insist (None = float_of_const c);
insist (Some (-1L) = int64_of_const c);
(* CHECK: const_int64{{.*}}i64{{.*}}9223372036854775807
*)
group "max int64";
let c = const_of_int64 i64_type 9223372036854775807L true in
ignore (define_global "const_int64" c m) ;
insist (i64_type = type_of c);
insist (Some 9223372036854775807L = int64_of_const c);
if Sys.word_size = 64; then begin
group "long int";
let c = const_int i64_type (1 lsl 61) in
insist (c = const_of_int64 i64_type (Int64.of_int (1 lsl 61)) false)
end;
(* CHECK: @const_string = global {{.*}}c"cruel\00world"
*)
group "string";
let c = const_string context "cruel\000world" in
ignore (define_global "const_string" c m);
insist ((array_type i8_type 11) = type_of c);
insist ((Some "cruel\000world") = (string_of_const c));
(* CHECK: const_stringz{{.*}}"hi\00again\00"
*)
group "stringz";
let c = const_stringz context "hi\000again" in
ignore (define_global "const_stringz" c m);
insist ((array_type i8_type 9) = type_of c);
(* CHECK: const_single{{.*}}2.75
* CHECK: const_double{{.*}}3.1459
* CHECK: const_double_string{{.*}}2
* CHECK: const_fake_fp128{{.*}}0xL00000000000000004000000000000000
* CHECK: const_fp128_string{{.*}}0xLF3CB1CCF26FBC178452FB4EC7F91973F
*)
begin group "real";
let cs = const_float float_type 2.75 in
ignore (define_global "const_single" cs m);
insist (float_type = type_of cs);
insist (float_of_const cs = Some 2.75);
let cd = const_float double_type 3.1459 in
ignore (define_global "const_double" cd m);
insist (double_type = type_of cd);
insist (float_of_const cd = Some 3.1459);
let cd = const_float_of_string double_type "2" in
ignore (define_global "const_double_string" cd m);
insist (double_type = type_of cd);
insist (float_of_const cd = Some 2.);
let cd = const_float fp128_type 2. in
ignore (define_global "const_fake_fp128" cd m);
insist (fp128_type = type_of cd);
insist (float_of_const cd = Some 2.);
let cd = const_float_of_string fp128_type "1e400" in
ignore (define_global "const_fp128_string" cd m);
insist (fp128_type = type_of cd);
insist (float_of_const cd = None);
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
(* CHECK: const_array{{.*}}[i32 3, i32 4]
*)
group "array";
let c = const_array i32_type [| three; four |] in
ignore (define_global "const_array" c m);
insist ((array_type i32_type 2) = (type_of c));
insist (three = (const_element c 0));
insist (four = (const_element c 1));
(* CHECK: const_vector{{.*}}<i16 1, i16 2{{.*}}>
*)
group "vector";
let c = const_vector [| one; two; one; two;
one; two; one; two |] in
ignore (define_global "const_vector" c m);
insist ((vector_type i16_type 8) = (type_of c));
(* CHECK: const_structure{{.*.}}i16 1, i16 2, i32 3, i32 4
*)
group "structure";
let c = const_struct context [| one; two; three; four |] in
ignore (define_global "const_structure" c m);
insist ((struct_type context [| i16_type; i16_type; i32_type; i32_type |])
= (type_of c));
(* CHECK: const_null{{.*}}zeroinit
*)
group "null";
let c = const_null (packed_struct_type context [| i1_type; i8_type; i64_type;
double_type |]) in
ignore (define_global "const_null" c m);
(* CHECK: const_all_ones{{.*}}-1
*)
group "all ones";
let c = const_all_ones i64_type in
ignore (define_global "const_all_ones" c m);
group "pointer null"; begin
(* CHECK: const_pointer_null = global i64* null
*)
let c = const_pointer_null (pointer_type i64_type) in
ignore (define_global "const_pointer_null" c m);
end;
(* CHECK: const_undef{{.*}}undef
*)
group "undef";
let c = undef i1_type in
ignore (define_global "const_undef" c m);
insist (i1_type = type_of c);
insist (is_undef c);
(* CHECK: const_poison{{.*}}poison
*)
group "poison";
let c = poison i1_type in
ignore (define_global "const_poison" c m);
insist (i1_type = type_of c);
insist (is_poison c);
group "constant arithmetic";
(* CHECK: @const_neg = global i64 sub
* CHECK: @const_nsw_neg = global i64 sub nsw
* CHECK: @const_nuw_neg = global i64 sub nuw
* CHECK: @const_fneg = global double fneg
* CHECK: @const_not = global i64 xor
* CHECK: @const_add = global i64 add
* CHECK: @const_nsw_add = global i64 add nsw
* CHECK: @const_nuw_add = global i64 add nuw
* CHECK: @const_fadd = global double fadd
* CHECK: @const_sub = global i64 sub
* CHECK: @const_nsw_sub = global i64 sub nsw
* CHECK: @const_nuw_sub = global i64 sub nuw
* CHECK: @const_fsub = global double fsub
* CHECK: @const_mul = global i64 mul
* CHECK: @const_nsw_mul = global i64 mul nsw
* CHECK: @const_nuw_mul = global i64 mul nuw
* CHECK: @const_fmul = global double fmul
* CHECK: @const_udiv = global i64 udiv
* CHECK: @const_sdiv = global i64 sdiv
* CHECK: @const_exact_sdiv = global i64 sdiv exact
* CHECK: @const_fdiv = global double fdiv
* CHECK: @const_urem = global i64 urem
* CHECK: @const_srem = global i64 srem
* CHECK: @const_frem = global double frem
* CHECK: @const_and = global i64 and
* CHECK: @const_or = global i64 or
* CHECK: @const_xor = global i64 xor
* CHECK: @const_icmp = global i1 icmp sle
* CHECK: @const_fcmp = global i1 fcmp ole
*)
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 "const_neg" (const_neg foldbomb) m);
ignore (define_global "const_nsw_neg" (const_nsw_neg foldbomb) m);
ignore (define_global "const_nuw_neg" (const_nuw_neg foldbomb) m);
ignore (define_global "const_fneg" (const_fneg ffoldbomb) m);
ignore (define_global "const_not" (const_not foldbomb) m);
ignore (define_global "const_add" (const_add foldbomb five) m);
ignore (define_global "const_nsw_add" (const_nsw_add foldbomb five) m);
ignore (define_global "const_nuw_add" (const_nuw_add foldbomb five) m);
ignore (define_global "const_fadd" (const_fadd ffoldbomb ffive) m);
ignore (define_global "const_sub" (const_sub foldbomb five) m);
ignore (define_global "const_nsw_sub" (const_nsw_sub foldbomb five) m);
ignore (define_global "const_nuw_sub" (const_nuw_sub foldbomb five) m);
ignore (define_global "const_fsub" (const_fsub ffoldbomb ffive) m);
ignore (define_global "const_mul" (const_mul foldbomb five) m);
ignore (define_global "const_nsw_mul" (const_nsw_mul foldbomb five) m);
ignore (define_global "const_nuw_mul" (const_nuw_mul foldbomb five) m);
ignore (define_global "const_fmul" (const_fmul ffoldbomb ffive) m);
ignore (define_global "const_udiv" (const_udiv foldbomb five) m);
ignore (define_global "const_sdiv" (const_sdiv foldbomb five) m);
ignore (define_global "const_exact_sdiv" (const_exact_sdiv foldbomb five) m);
ignore (define_global "const_fdiv" (const_fdiv ffoldbomb ffive) m);
ignore (define_global "const_urem" (const_urem foldbomb five) m);
ignore (define_global "const_srem" (const_srem foldbomb five) m);
ignore (define_global "const_frem" (const_frem ffoldbomb ffive) m);
ignore (define_global "const_and" (const_and foldbomb five) m);
ignore (define_global "const_or" (const_or foldbomb five) m);
ignore (define_global "const_xor" (const_xor foldbomb five) m);
ignore (define_global "const_icmp" (const_icmp Icmp.Sle foldbomb five) m);
ignore (define_global "const_fcmp" (const_fcmp Fcmp.Ole ffoldbomb ffive) m);
group "constant casts";
(* CHECK: const_trunc{{.*}}trunc
* CHECK: const_sext{{.*}}sext
* CHECK: const_zext{{.*}}zext
* CHECK: const_fptrunc{{.*}}fptrunc
* CHECK: const_fpext{{.*}}fpext
* CHECK: const_uitofp{{.*}}uitofp
* CHECK: const_sitofp{{.*}}sitofp
* CHECK: const_fptoui{{.*}}fptoui
* CHECK: const_fptosi{{.*}}fptosi
* CHECK: const_ptrtoint{{.*}}ptrtoint
* CHECK: const_inttoptr{{.*}}inttoptr
* CHECK: const_bitcast{{.*}}bitcast
* CHECK: const_intcast{{.*}}zext
*)
let i128_type = integer_type context 128 in
ignore (define_global "const_trunc" (const_trunc (const_add foldbomb five)
i8_type) m);
ignore (define_global "const_sext" (const_sext foldbomb i128_type) m);
ignore (define_global "const_zext" (const_zext foldbomb i128_type) m);
ignore (define_global "const_fptrunc" (const_fptrunc ffoldbomb float_type) m);
ignore (define_global "const_fpext" (const_fpext ffoldbomb fp128_type) m);
ignore (define_global "const_uitofp" (const_uitofp foldbomb double_type) m);
ignore (define_global "const_sitofp" (const_sitofp foldbomb double_type) m);
ignore (define_global "const_fptoui" (const_fptoui ffoldbomb i32_type) m);
ignore (define_global "const_fptosi" (const_fptosi ffoldbomb i32_type) m);
ignore (define_global "const_ptrtoint" (const_ptrtoint
(const_gep (const_null (pointer_type i8_type))
[| const_int i32_type 1 |])
i32_type) m);
ignore (define_global "const_inttoptr" (const_inttoptr (const_add foldbomb five)
void_ptr) m);
ignore (define_global "const_bitcast" (const_bitcast ffoldbomb i64_type) m);
ignore (define_global "const_intcast"
(const_intcast foldbomb i128_type ~is_signed:false) m);
group "misc constants";
(* CHECK: const_size_of{{.*}}getelementptr{{.*}}null
* CHECK: const_gep{{.*}}getelementptr
* CHECK: const_select{{.*}}select
* CHECK: const_extractelement{{.*}}extractelement
* CHECK: const_insertelement{{.*}}insertelement
* CHECK: const_shufflevector = global <4 x i32> <i32 0, i32 1, i32 1, i32 0>
*)
ignore (define_global "const_size_of" (size_of (pointer_type i8_type)) m);
ignore (define_global "const_gep" (const_gep foldbomb_gv [| five |]) m);
ignore (define_global "const_select" (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 "const_extractelement" (const_extractelement
(const_vector [| zero; one; zero; one |])
(const_trunc foldbomb i32_type)) m);
ignore (define_global "const_insertelement" (const_insertelement
(const_vector [| zero; one; zero; one |])
zero (const_trunc foldbomb i32_type)) m);
ignore (define_global "const_shufflevector" (const_shufflevector
(const_vector [| zero; one |])
(const_vector [| one; zero |])
(const_vector [| const_int i32_type 0; const_int i32_type 1;
const_int i32_type 2; const_int i32_type 3 |])) m);
group "asm"; begin
let ft = function_type void_type [| i32_type; i32_type; i32_type |] in
ignore (const_inline_asm
ft
""
"{cx},{ax},{di},~{dirflag},~{fpsr},~{flags},~{edi},~{ecx}"
true
false)
end;
group "recursive struct"; begin
let nsty = named_struct_type context "rec" in
let pty = pointer_type nsty in
struct_set_body nsty [| i32_type; pty |] false;
let elts = [| const_int i32_type 4; const_pointer_null pty |] in
let grec_init = const_named_struct nsty elts in
ignore (define_global "grec" grec_init m);
ignore (string_of_lltype nsty);
end
(*===-- Attributes --------------------------------------------------------===*)
let test_attributes () =
group "enum attrs";
let nonnull_kind = enum_attr_kind "nonnull" in
let dereferenceable_kind = enum_attr_kind "dereferenceable" in
insist (nonnull_kind = (enum_attr_kind "nonnull"));
insist (nonnull_kind <> dereferenceable_kind);
let nonnull =
create_enum_attr context "nonnull" 0L in
let dereferenceable_4 =
create_enum_attr context "dereferenceable" 4L in
let dereferenceable_8 =
create_enum_attr context "dereferenceable" 8L in
insist (nonnull <> dereferenceable_4);
insist (dereferenceable_4 <> dereferenceable_8);
insist (nonnull = (create_enum_attr context "nonnull" 0L));
insist ((repr_of_attr nonnull) =
AttrRepr.Enum(nonnull_kind, 0L));
insist ((repr_of_attr dereferenceable_4) =
AttrRepr.Enum(dereferenceable_kind, 4L));
insist ((attr_of_repr context (repr_of_attr nonnull)) =
nonnull);
insist ((attr_of_repr context (repr_of_attr dereferenceable_4)) =
dereferenceable_4);
group "string attrs";
let foo_bar = create_string_attr context "foo" "bar" in
let foo_baz = create_string_attr context "foo" "baz" in
insist (foo_bar <> foo_baz);
insist (foo_bar = (create_string_attr context "foo" "bar"));
insist ((repr_of_attr foo_bar) = AttrRepr.String("foo", "bar"));
insist ((attr_of_repr context (repr_of_attr foo_bar)) = foo_bar);
()
(*===-- Global Values -----------------------------------------------------===*)
let test_global_values () =
let (++) x f = f x; x in
let zero32 = const_null i32_type in
(* CHECK: GVal01
*)
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);
(* CHECK: GVal02{{.*}}linkonce
*)
group "linkage";
let g = define_global "GVal02" zero32 m ++
set_linkage Linkage.Link_once in
insist (Linkage.Link_once = linkage g);
(* CHECK: GVal03{{.*}}Hanalei
*)
group "section";
let g = define_global "GVal03" zero32 m ++
set_section "Hanalei" in
insist ("Hanalei" = section g);
(* CHECK: GVal04{{.*}}hidden
*)
group "visibility";
let g = define_global "GVal04" zero32 m ++
set_visibility Visibility.Hidden in
insist (Visibility.Hidden = visibility g);
(* CHECK: GVal05{{.*}}align 128
*)
group "alignment";
let g = define_global "GVal05" zero32 m ++
set_alignment 128 in
insist (128 = alignment g);
(* CHECK: GVal06{{.*}}dllexport
*)
group "dll_storage_class";
let g = define_global "GVal06" zero32 m ++
set_dll_storage_class DLLStorageClass.DLLExport in
insist (DLLStorageClass.DLLExport = dll_storage_class g)
(*===-- Global Variables --------------------------------------------------===*)
let test_global_variables () =
let (++) x f = f x; x in
let forty_two32 = const_int i32_type 42 in
group "declarations"; begin
(* CHECK: @GVar01 = external global i32
* CHECK: @QGVar01 = external addrspace(3) global i32
*)
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);
insist (None == lookup_global "QGVar01" m);
let g = declare_qualified_global i32_type "QGVar01" 3 m in
insist (is_declaration g);
insist (qualified_pointer_type float_type 3 ==
type_of (declare_qualified_global float_type "QGVar01" 3 m));
insist (g == declare_qualified_global i32_type "QGVar01" 3 m);
insist (match lookup_global "QGVar01" m with Some x -> x = g
| None -> false);
end;
group "definitions"; begin
(* CHECK: @GVar02 = global i32 42
* CHECK: @GVar03 = global i32 42
* CHECK: @QGVar02 = addrspace(3) global i32 42
* CHECK: @QGVar03 = addrspace(3) global i32 42
*)
let g = define_global "GVar02" forty_two32 m in
let g2 = declare_global i32_type "GVar03" m ++
set_initializer forty_two32 in
insist (not (is_declaration g));
insist (not (is_declaration g2));
insist ((global_initializer g) == (global_initializer g2));
let g = define_qualified_global "QGVar02" forty_two32 3 m in
let g2 = declare_qualified_global i32_type "QGVar03" 3 m ++
set_initializer forty_two32 in
insist (not (is_declaration g));
insist (not (is_declaration g2));
insist ((global_initializer g) == (global_initializer g2));
end;
(* CHECK: GVar04{{.*}}thread_local
*)
group "threadlocal";
let g = define_global "GVar04" forty_two32 m ++
set_thread_local true in
insist (is_thread_local g);
(* CHECK: GVar05{{.*}}thread_local(initialexec)
*)
group "threadlocal_mode";
let g = define_global "GVar05" forty_two32 m ++
set_thread_local_mode ThreadLocalMode.InitialExec in
insist ((thread_local_mode g) = ThreadLocalMode.InitialExec);
(* CHECK: GVar06{{.*}}externally_initialized
*)
group "externally_initialized";
let g = define_global "GVar06" forty_two32 m ++
set_externally_initialized true in
insist (is_externally_initialized g);
(* CHECK-NOWHERE-NOT: GVar07
*)
group "delete";
let g = define_global "GVar07" forty_two32 m in
delete_global g;
(* CHECK: ConstGlobalVar{{.*}}constant
*)
group "constant";
let g = define_global "ConstGlobalVar" forty_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 context "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
(* String globals built below are emitted here.
* CHECK: build_global_string{{.*}}stringval
*)
(*===-- Uses --------------------------------------------------------------===*)
let test_uses () =
let ty = function_type i32_type [| i32_type; i32_type |] in
let fn = define_function "use_function" ty m in
let b = builder_at_end context (entry_block fn) in
let p1 = param fn 0 in
let p2 = param fn 1 in
let v1 = build_add p1 p2 "v1" b in
let v2 = build_add p1 v1 "v2" b in
let _ = build_add v1 v2 "v3" b in
let lf s u = value_name (user u) ^ "->" ^ s in
insist ("v2->v3->" = fold_left_uses lf "" v1);
let rf u s = value_name (user u) ^ "<-" ^ s in
insist ("v3<-v2<-" = fold_right_uses rf v1 "");
let lf s u = value_name (used_value u) ^ "->" ^ s in
insist ("v1->v1->" = fold_left_uses lf "" v1);
let rf u s = value_name (used_value u) ^ "<-" ^ s in
insist ("v1<-v1<-" = fold_right_uses rf v1 "");
ignore (build_unreachable b)
(*===-- Users -------------------------------------------------------------===*)
let test_users () =
let ty = function_type i32_type [| i32_type; i32_type |] in
let fn = define_function "user_function" ty m in
let b = builder_at_end context (entry_block fn) in
let p1 = param fn 0 in
let p2 = param fn 1 in
let a3 = build_alloca i32_type "user_alloca" b in
let p3 = build_load a3 "user_load" b in
let i = build_add p1 p2 "sum" b in
insist ((num_operands i) = 2);
insist ((operand i 0) = p1);
insist ((operand i 1) = p2);
set_operand i 1 p3;
insist ((operand i 1) != p2);
insist ((operand i 1) = p3);
ignore (build_unreachable b)
(*===-- Aliases -----------------------------------------------------------===*)
let test_aliases () =
(* CHECK: @alias = alias i32, i32* @aliasee
*)
let forty_two32 = const_int i32_type 42 in
let v = define_global "aliasee" forty_two32 m in
ignore (add_alias m (pointer_type i32_type) v "alias")
(*===-- 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
(* CHECK: declare i32 @Fn1(i32, i64)
*)
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;
(* CHECK-NOWHERE-NOT: Fn2
*)
group "delete";
let fn = declare_function "Fn2" ty m in
delete_function fn;
(* CHECK: define{{.*}}Fn3
*)
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 context (entry_block fn)));
(* CHECK: define{{.*}}Fn4{{.*}}Param1{{.*}}Param2
*)
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 context (entry_block fn)));
(* CHECK: fastcc{{.*}}Fn5
*)
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 context (entry_block fn)));
begin group "gc";
(* CHECK: Fn6{{.*}}gc{{.*}}shadowstack
*)
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 context (entry_block fn)));
end;
begin group "iteration";
let m = create_module context "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 context "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;
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
(* CHECK: Bb1
*)
group "entry";
let fn = declare_function "X" ty m in
let bb = append_block context "Bb1" fn in
insist (bb = entry_block fn);
ignore (build_unreachable (builder_at_end context bb));
(* CHECK-NOWHERE-NOT: Bb2
*)
group "delete";
let fn = declare_function "X2" ty m in
let bb = append_block context "Bb2" fn in
delete_block bb;
group "insert";
let fn = declare_function "X3" ty m in
let bbb = append_block context "b" fn in
let bba = insert_block context "a" bbb in
insist ([| bba; bbb |] = basic_blocks fn);
ignore (build_unreachable (builder_at_end context bba));
ignore (build_unreachable (builder_at_end context bbb));
(* CHECK: Bb3
*)
group "name/value";
let fn = define_function "X4" ty m in
let bb = entry_block fn in
ignore (build_unreachable (builder_at_end context 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 context 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 context "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 context "One" f in
let b2 = append_block context "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 context "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 context (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;
group "clone instr";
begin
(* CHECK: %clone = add i32 %0, 2
*)
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 context bb in
let p = param fn 0 in
let sum = build_add p p "sum" b in
let y = const_int i32_type 2 in
let clone = instr_clone sum in
set_operand clone 0 p;
set_operand clone 1 y;
insert_into_builder clone "clone" b;
ignore (build_ret_void b)
end
(*===-- Builder -----------------------------------------------------------===*)
let test_builder () =
let (++) x f = f x; x in
begin group "parent";
insist (try
ignore (insertion_block (builder context));
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 context 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
(* CHECK: ret void
*)
let fty = function_type void_type [| |] in
let fn = declare_function "X6" fty m in
let b = builder_at_end context (append_block context "Bb01" fn) in
ignore (build_ret_void b)
end;
group "ret aggregate";
begin
(* CHECK: ret { i8, i64 } { i8 4, i64 5 }
*)
let sty = struct_type context [| i8_type; i64_type |] in
let fty = function_type sty [| |] in
let fn = declare_function "XA6" fty m in
let b = builder_at_end context (append_block context "Bb01" fn) in
let agg = [| const_int i8_type 4; const_int i64_type 5 |] in
ignore (build_aggregate_ret agg 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 context (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 context "Bb00" fn in
ignore (build_unreachable (builder_at_end context bb00));
group "function attribute";
begin
let signext = create_enum_attr context "signext" 0L in
let zeroext = create_enum_attr context "zeroext" 0L in
let noalias = create_enum_attr context "noalias" 0L in
let nounwind = create_enum_attr context "nounwind" 0L in
let no_sse = create_string_attr context "no-sse" "" in
add_function_attr fn signext (AttrIndex.Param 0);
add_function_attr fn noalias (AttrIndex.Param 1);
insist ((function_attrs fn (AttrIndex.Param 1)) = [|noalias|]);
remove_enum_function_attr fn (enum_attr_kind "noalias") (AttrIndex.Param 1);
add_function_attr fn no_sse (AttrIndex.Param 1);
insist ((function_attrs fn (AttrIndex.Param 1)) = [|no_sse|]);
remove_string_function_attr fn "no-sse" (AttrIndex.Param 1);
insist ((function_attrs fn (AttrIndex.Param 1)) = [||]);
add_function_attr fn nounwind AttrIndex.Function;
add_function_attr fn zeroext AttrIndex.Return;
(* CHECK: define zeroext i32 @X7(i32 signext %P1, i32 %P2)
*)
end;
group "casts"; begin
let void_ptr = pointer_type i8_type in
(* CHECK-DAG: %build_trunc = trunc i32 %P1 to i8
* CHECK-DAG: %build_trunc2 = trunc i32 %P1 to i8
* CHECK-DAG: %build_trunc3 = trunc i32 %P1 to i8
* CHECK-DAG: %build_zext = zext i8 %build_trunc to i32
* CHECK-DAG: %build_zext2 = zext i8 %build_trunc to i32
* CHECK-DAG: %build_sext = sext i32 %build_zext to i64
* CHECK-DAG: %build_sext2 = sext i32 %build_zext to i64
* CHECK-DAG: %build_sext3 = sext i32 %build_zext to i64
* CHECK-DAG: %build_uitofp = uitofp i64 %build_sext to float
* CHECK-DAG: %build_sitofp = sitofp i32 %build_zext to double
* CHECK-DAG: %build_fptoui = fptoui float %build_uitofp to i32
* CHECK-DAG: %build_fptosi = fptosi double %build_sitofp to i64
* CHECK-DAG: %build_fptrunc = fptrunc double %build_sitofp to float
* CHECK-DAG: %build_fptrunc2 = fptrunc double %build_sitofp to float
* CHECK-DAG: %build_fpext = fpext float %build_fptrunc to double
* CHECK-DAG: %build_fpext2 = fpext float %build_fptrunc to double
* CHECK-DAG: %build_inttoptr = inttoptr i32 %P1 to i8*
* CHECK-DAG: %build_ptrtoint = ptrtoint i8* %build_inttoptr to i64
* CHECK-DAG: %build_ptrtoint2 = ptrtoint i8* %build_inttoptr to i64
* CHECK-DAG: %build_bitcast = bitcast i64 %build_ptrtoint to double
* CHECK-DAG: %build_bitcast2 = bitcast i64 %build_ptrtoint to double
* CHECK-DAG: %build_bitcast3 = bitcast i64 %build_ptrtoint to double
* CHECK-DAG: %build_bitcast4 = bitcast i64 %build_ptrtoint to double
* CHECK-DAG: %build_pointercast = bitcast i8* %build_inttoptr to i16*
*)
let inst28 = build_trunc p1 i8_type "build_trunc" atentry in
let inst29 = build_zext inst28 i32_type "build_zext" atentry in
let inst30 = build_sext inst29 i64_type "build_sext" atentry in
let inst31 = build_uitofp inst30 float_type "build_uitofp" atentry in
let inst32 = build_sitofp inst29 double_type "build_sitofp" atentry in
ignore(build_fptoui inst31 i32_type "build_fptoui" atentry);
ignore(build_fptosi inst32 i64_type "build_fptosi" atentry);
let inst35 = build_fptrunc inst32 float_type "build_fptrunc" atentry in
ignore(build_fpext inst35 double_type "build_fpext" atentry);
let inst37 = build_inttoptr p1 void_ptr "build_inttoptr" atentry in
let inst38 = build_ptrtoint inst37 i64_type "build_ptrtoint" atentry in
ignore(build_bitcast inst38 double_type "build_bitcast" atentry);
ignore(build_zext_or_bitcast inst38 double_type "build_bitcast2" atentry);
ignore(build_sext_or_bitcast inst38 double_type "build_bitcast3" atentry);
ignore(build_trunc_or_bitcast inst38 double_type "build_bitcast4" atentry);
ignore(build_pointercast inst37 (pointer_type i16_type) "build_pointercast" atentry);
ignore(build_zext_or_bitcast inst28 i32_type "build_zext2" atentry);
ignore(build_sext_or_bitcast inst29 i64_type "build_sext2" atentry);
ignore(build_trunc_or_bitcast p1 i8_type "build_trunc2" atentry);
ignore(build_pointercast inst37 i64_type "build_ptrtoint2" atentry);
ignore(build_intcast inst29 i64_type "build_sext3" atentry);
ignore(build_intcast p1 i8_type "build_trunc3" atentry);
ignore(build_fpcast inst35 double_type "build_fpext2" atentry);
ignore(build_fpcast inst32 float_type "build_fptrunc2" atentry);
end;
group "comparisons"; begin
(* CHECK: %build_icmp_ne = icmp ne i32 %P1, %P2
* CHECK: %build_icmp_sle = icmp sle i32 %P2, %P1
* CHECK: %build_fcmp_false = fcmp false float %F1, %F2
* CHECK: %build_fcmp_true = fcmp true float %F2, %F1
* CHECK: %build_is_null{{.*}}= icmp eq{{.*}}%X0,{{.*}}null
* CHECK: %build_is_not_null = icmp ne i8* %X1, null
* CHECK: %build_ptrdiff
*)
let c = build_icmp Icmp.Ne p1 p2 "build_icmp_ne" atentry in
insist (Some Icmp.Ne = icmp_predicate c);
insist (None = fcmp_predicate c);
let c = build_icmp Icmp.Sle p2 p1 "build_icmp_sle" atentry in
insist (Some Icmp.Sle = icmp_predicate c);
insist (None = fcmp_predicate c);
let c = build_fcmp Fcmp.False f1 f2 "build_fcmp_false" atentry in
(* insist (Some Fcmp.False = fcmp_predicate c); *)
insist (None = icmp_predicate c);
let c = build_fcmp Fcmp.True f2 f1 "build_fcmp_true" atentry in
(* insist (Some Fcmp.True = fcmp_predicate c); *)
insist (None = icmp_predicate c);
let g0 = declare_global (pointer_type i8_type) "g0" m in
let g1 = declare_global (pointer_type i8_type) "g1" m in
let p0 = build_load g0 "X0" atentry in
let p1 = build_load g1 "X1" atentry in
ignore (build_is_null p0 "build_is_null" atentry);
ignore (build_is_not_null p1 "build_is_not_null" atentry);
ignore (build_ptrdiff p1 p0 "build_ptrdiff" atentry);
end;
group "miscellaneous"; begin
(* CHECK: %build_call = tail call cc63 zeroext i32 @{{.*}}(i32 signext %P2, i32 %P1)
* CHECK: %build_select = select i1 %build_icmp, i32 %P1, i32 %P2
* CHECK: %build_va_arg = va_arg i8** null, i32
* CHECK: %build_extractelement = extractelement <4 x i32> %Vec1, i32 %P2
* CHECK: %build_insertelement = insertelement <4 x i32> %Vec1, i32 %P1, i32 %P2
* CHECK: %build_shufflevector = shufflevector <4 x i32> %Vec1, <4 x i32> %Vec2, <4 x i32> <i32 1, i32 1, i32 0, i32 0>
* CHECK: %build_insertvalue0 = insertvalue{{.*}}%bl, i32 1, 0
* CHECK: %build_extractvalue = extractvalue{{.*}}%build_insertvalue1, 1
*)
let ci = build_call fn [| p2; p1 |] "build_call" 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);
let signext = create_enum_attr context "signext" 0L in
let zeroext = create_enum_attr context "zeroext" 0L in
let noalias = create_enum_attr context "noalias" 0L in
let noreturn = create_enum_attr context "noreturn" 0L in
let no_sse = create_string_attr context "no-sse" "" in
add_call_site_attr ci signext (AttrIndex.Param 0);
add_call_site_attr ci noalias (AttrIndex.Param 1);
insist ((call_site_attrs ci (AttrIndex.Param 1)) = [|noalias|]);
remove_enum_call_site_attr ci (enum_attr_kind "noalias") (AttrIndex.Param 1);
add_call_site_attr ci no_sse (AttrIndex.Param 1);
insist ((call_site_attrs ci (AttrIndex.Param 1)) = [|no_sse|]);
remove_string_call_site_attr ci "no-sse" (AttrIndex.Param 1);
insist ((call_site_attrs ci (AttrIndex.Param 1)) = [||]);
add_call_site_attr ci noreturn AttrIndex.Function;
add_call_site_attr ci zeroext AttrIndex.Return;
let inst46 = build_icmp Icmp.Eq p1 p2 "build_icmp" atentry in
ignore (build_select inst46 p1 p2 "build_select" atentry);
ignore (build_va_arg
(const_null (pointer_type (pointer_type i8_type)))
i32_type "build_va_arg" 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
let sty = struct_type context [| i32_type; i8_type |] in
ignore (build_extractelement vec1 p2 "build_extractelement" atentry);
ignore (build_insertelement vec1 p1 p2 "build_insertelement" atentry);
ignore (build_shufflevector vec1 vec2 t3 "build_shufflevector" atentry);
let p = build_alloca sty "ba" atentry in
let agg = build_load p "bl" atentry in
let agg0 = build_insertvalue agg (const_int i32_type 1) 0
"build_insertvalue0" atentry in
let agg1 = build_insertvalue agg0 (const_int i8_type 2) 1
"build_insertvalue1" atentry in
ignore (build_extractvalue agg1 1 "build_extractvalue" atentry)
end;
group "metadata"; begin
(* CHECK: %metadata = add i32 %P1, %P2, !test !1
* !1 is metadata emitted at EOF.
*)
let i = build_add p1 p2 "metadata" atentry in
insist ((has_metadata i) = false);
let m1 = const_int i32_type 1 in
let m2 = mdstring context "metadata test" in
let md = mdnode context [| m1; m2 |] in
let kind = mdkind_id context "test" in
set_metadata i kind md;
insist ((has_metadata i) = true);
insist ((metadata i kind) = Some md);
insist ((get_mdnode_operands md) = [| m1; m2 |]);
clear_metadata i kind;
insist ((has_metadata i) = false);
insist ((metadata i kind) = None);
set_metadata i kind md
end;
group "named metadata"; begin
(* !llvm.module.flags is emitted at EOF. *)
let n1 = const_int i32_type 1 in
let n2 = mdstring context "Debug Info Version" in
let n3 = const_int i32_type 3 in
let md = mdnode context [| n1; n2; n3 |] in
add_named_metadata_operand m "llvm.module.flags" md;
insist ((get_named_metadata m "llvm.module.flags") = [| md |])
end;
group "ret"; begin
(* CHECK: ret{{.*}}P1
*)
let ret = build_ret p1 atentry in
position_before ret atentry
end;
(* see test/Feature/exception.ll *)
let bblpad = append_block context "Bblpad" fn in
let rt = struct_type context [| pointer_type i8_type; i32_type |] in
let ft = var_arg_function_type i32_type [||] in
let personality = declare_function "__gxx_personality_v0" ft m in
let ztic = declare_global (pointer_type i8_type) "_ZTIc" m in
let ztid = declare_global (pointer_type i8_type) "_ZTId" m in
let ztipkc = declare_global (pointer_type i8_type) "_ZTIPKc" m in
begin
set_global_constant true ztic;
set_global_constant true ztid;
set_global_constant true ztipkc;
let lp = build_landingpad rt personality 0 "lpad"
(builder_at_end context bblpad) in begin
set_cleanup lp true;
add_clause lp ztic;
insist((pointer_type (pointer_type i8_type)) = type_of ztid);
let ety = pointer_type (pointer_type i8_type) in
add_clause lp (const_array ety [| ztipkc; ztid |]);
ignore (build_resume lp (builder_at_end context bblpad));
end;
(* CHECK: landingpad
* CHECK: cleanup
* CHECK: catch{{.*}}i8**{{.*}}@_ZTIc
* CHECK: filter{{.*}}@_ZTIPKc{{.*}}@_ZTId
* CHECK: resume
* *)
end;
group "br"; begin
(* CHECK: br{{.*}}Bb02
*)
let bb02 = append_block context "Bb02" fn in
let b = builder_at_end context bb02 in
let br = build_br bb02 b in
insist (successors br = [| bb02 |]) ;
insist (is_conditional br = false) ;
insist (get_branch br = Some (`Unconditional bb02)) ;
end;
group "cond_br"; begin
(* CHECK: br{{.*}}build_br{{.*}}Bb03{{.*}}Bb00
*)
let bb03 = append_block context "Bb03" fn in
let b = builder_at_end context bb03 in
let cond = build_trunc p1 i1_type "build_br" b in
let br = build_cond_br cond bb03 bb00 b in
insist (num_successors br = 2) ;
insist (successor br 0 = bb03) ;
insist (successor br 1 = bb00) ;
insist (is_conditional br = true) ;
insist (get_branch br = Some (`Conditional (cond, bb03, bb00))) ;
end;
group "switch"; begin
(* CHECK: switch{{.*}}P1{{.*}}SwiBlock3
* CHECK: 2,{{.*}}SwiBlock2
*)
let bb1 = append_block context "SwiBlock1" fn in
let bb2 = append_block context "SwiBlock2" fn in
ignore (build_unreachable (builder_at_end context bb2));
let bb3 = append_block context "SwiBlock3" fn in
ignore (build_unreachable (builder_at_end context bb3));
let si = build_switch p1 bb3 1 (builder_at_end context bb1) in begin
ignore (add_case si (const_int i32_type 2) bb2);
insist (switch_default_dest si = bb3);
end;
insist (num_successors si = 2) ;
insist (get_branch si = None) ;
end;
group "malloc/free"; begin
(* CHECK: call{{.*}}@malloc(i32 ptrtoint
* CHECK: call{{.*}}@free(i8*
* CHECK: call{{.*}}@malloc(i32 %
*)
let bb1 = append_block context "MallocBlock1" fn in
let m1 = (build_malloc (pointer_type i32_type) "m1"
(builder_at_end context bb1)) in
ignore (build_free m1 (builder_at_end context bb1));
ignore (build_array_malloc i32_type p1 "m2" (builder_at_end context bb1));
ignore (build_unreachable (builder_at_end context bb1));
end;
group "indirectbr"; begin
(* CHECK: indirectbr i8* blockaddress(@X7, %IBRBlock2), [label %IBRBlock2, label %IBRBlock3]
*)
let bb1 = append_block context "IBRBlock1" fn in
let bb2 = append_block context "IBRBlock2" fn in
ignore (build_unreachable (builder_at_end context bb2));
let bb3 = append_block context "IBRBlock3" fn in
ignore (build_unreachable (builder_at_end context bb3));
let addr = block_address fn bb2 in
let ibr = build_indirect_br addr 2 (builder_at_end context bb1) in
ignore (add_destination ibr bb2);
ignore (add_destination ibr bb3)
end;
group "invoke"; begin
(* CHECK: build_invoke{{.*}}invoke{{.*}}P1{{.*}}P2
* CHECK: to{{.*}}Bb04{{.*}}unwind{{.*}}Bblpad
*)
let bb04 = append_block context "Bb04" fn in
let b = builder_at_end context bb04 in
ignore (build_invoke fn [| p1; p2 |] bb04 bblpad "build_invoke" b)
end;
group "unreachable"; begin
(* CHECK: unreachable
*)
let bb06 = append_block context "Bb06" fn in
let b = builder_at_end context bb06 in
ignore (build_unreachable b)
end;
group "arithmetic"; begin
let bb07 = append_block context "Bb07" fn in
let b = builder_at_end context bb07 in
(* CHECK: %build_add = add i32 %P1, %P2
* CHECK: %build_nsw_add = add nsw i32 %P1, %P2
* CHECK: %build_nuw_add = add nuw i32 %P1, %P2
* CHECK: %build_fadd = fadd float %F1, %F2
* CHECK: %build_sub = sub i32 %P1, %P2
* CHECK: %build_nsw_sub = sub nsw i32 %P1, %P2
* CHECK: %build_nuw_sub = sub nuw i32 %P1, %P2
* CHECK: %build_fsub = fsub float %F1, %F2
* CHECK: %build_mul = mul i32 %P1, %P2
* CHECK: %build_nsw_mul = mul nsw i32 %P1, %P2
* CHECK: %build_nuw_mul = mul nuw i32 %P1, %P2
* CHECK: %build_fmul = fmul float %F1, %F2
* CHECK: %build_udiv = udiv i32 %P1, %P2
* CHECK: %build_sdiv = sdiv i32 %P1, %P2
* CHECK: %build_exact_sdiv = sdiv exact i32 %P1, %P2
* CHECK: %build_fdiv = fdiv float %F1, %F2
* CHECK: %build_urem = urem i32 %P1, %P2
* CHECK: %build_srem = srem i32 %P1, %P2
* CHECK: %build_frem = frem float %F1, %F2
* CHECK: %build_shl = shl i32 %P1, %P2
* CHECK: %build_lshl = lshr i32 %P1, %P2
* CHECK: %build_ashl = ashr i32 %P1, %P2
* CHECK: %build_and = and i32 %P1, %P2
* CHECK: %build_or = or i32 %P1, %P2
* CHECK: %build_xor = xor i32 %P1, %P2
* CHECK: %build_neg = sub i32 0, %P1
* CHECK: %build_nsw_neg = sub nsw i32 0, %P1
* CHECK: %build_nuw_neg = sub nuw i32 0, %P1
* CHECK: %build_fneg = fneg float %F1
* CHECK: %build_not = xor i32 %P1, -1
* CHECK: %build_freeze = freeze i32 %P1
*)
ignore (build_add p1 p2 "build_add" b);
ignore (build_nsw_add p1 p2 "build_nsw_add" b);
ignore (build_nuw_add p1 p2 "build_nuw_add" b);
ignore (build_fadd f1 f2 "build_fadd" b);
ignore (build_sub p1 p2 "build_sub" b);
ignore (build_nsw_sub p1 p2 "build_nsw_sub" b);
ignore (build_nuw_sub p1 p2 "build_nuw_sub" b);
ignore (build_fsub f1 f2 "build_fsub" b);
ignore (build_mul p1 p2 "build_mul" b);
ignore (build_nsw_mul p1 p2 "build_nsw_mul" b);
ignore (build_nuw_mul p1 p2 "build_nuw_mul" b);
ignore (build_fmul f1 f2 "build_fmul" b);
ignore (build_udiv p1 p2 "build_udiv" b);
ignore (build_sdiv p1 p2 "build_sdiv" b);
ignore (build_exact_sdiv p1 p2 "build_exact_sdiv" b);
ignore (build_fdiv f1 f2 "build_fdiv" b);
ignore (build_urem p1 p2 "build_urem" b);
ignore (build_srem p1 p2 "build_srem" b);
ignore (build_frem f1 f2 "build_frem" b);
ignore (build_shl p1 p2 "build_shl" b);
ignore (build_lshr p1 p2 "build_lshl" b);
ignore (build_ashr p1 p2 "build_ashl" b);
ignore (build_and p1 p2 "build_and" b);
ignore (build_or p1 p2 "build_or" b);
ignore (build_xor p1 p2 "build_xor" b);
ignore (build_neg p1 "build_neg" b);
ignore (build_nsw_neg p1 "build_nsw_neg" b);
ignore (build_nuw_neg p1 "build_nuw_neg" b);
ignore (build_fneg f1 "build_fneg" b);
ignore (build_not p1 "build_not" b);
ignore (build_freeze p1 "build_freeze" b);
ignore (build_unreachable b)
end;
group "memory"; begin
let bb08 = append_block context "Bb08" fn in
let b = builder_at_end context bb08 in
(* CHECK: %build_alloca = alloca i32
* CHECK: %build_array_alloca = alloca i32, i32 %P2
* CHECK: %build_load = load volatile i32, i32* %build_array_alloca, align 4
* CHECK: store volatile i32 %P2, i32* %build_alloca, align 4
* CHECK: %build_gep = getelementptr i32, i32* %build_array_alloca, i32 %P2
* CHECK: %build_in_bounds_gep = getelementptr inbounds i32, i32* %build_array_alloca, i32 %P2
* CHECK: %build_struct_gep = getelementptr inbounds{{.*}}%build_alloca2, i32 0, i32 1
* CHECK: %build_atomicrmw = atomicrmw xchg i8* %p, i8 42 seq_cst
*)
let alloca = build_alloca i32_type "build_alloca" b in
let array_alloca = build_array_alloca i32_type p2 "build_array_alloca" b in
let load = build_load array_alloca "build_load" b in
ignore(set_alignment 4 load);
ignore(set_volatile true load);
insist(true = is_volatile load);
insist(4 = alignment load);
let store = build_store p2 alloca b in
ignore(set_volatile true store);
ignore(set_alignment 4 store);
insist(true = is_volatile store);
insist(4 = alignment store);
ignore(build_gep array_alloca [| p2 |] "build_gep" b);
ignore(build_in_bounds_gep array_alloca [| p2 |] "build_in_bounds_gep" b);
let sty = struct_type context [| i32_type; i8_type |] in
let alloca2 = build_alloca sty "build_alloca2" b in
ignore(build_struct_gep alloca2 1 "build_struct_gep" b);
let p = build_alloca i8_type "p" b in
ignore(build_atomicrmw AtomicRMWBinOp.Xchg p (const_int i8_type 42)
AtomicOrdering.SequentiallyConsistent false "build_atomicrmw"
b);
ignore(build_unreachable b)
end;
group "string"; begin
let bb09 = append_block context "Bb09" fn in
let b = builder_at_end context bb09 in
let p = build_alloca (pointer_type i8_type) "p" b in
(* build_global_string is emitted above.
* CHECK: store{{.*}}build_global_string1{{.*}}p
* *)
ignore (build_global_string "stringval" "build_global_string" b);
let g = build_global_stringptr "stringval" "build_global_string1" b in
ignore (build_store g p b);
ignore(build_unreachable b);
end;
group "phi"; begin
(* CHECK: PhiNode{{.*}}P1{{.*}}PhiBlock1{{.*}}P2{{.*}}PhiBlock2
*)
let b1 = append_block context "PhiBlock1" fn in
let b2 = append_block context "PhiBlock2" fn in
let jb = append_block context "PhiJoinBlock" fn in
ignore (build_br jb (builder_at_end context b1));
ignore (build_br jb (builder_at_end context b2));
let at_jb = builder_at_end context 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);
(* CHECK: %PhiEmptyNode = phi i8
*)
let phi_empty = build_empty_phi i8_type "PhiEmptyNode" at_jb in
insist ([] = incoming phi_empty);
(* can't emit an empty phi to bitcode *)
add_incoming (const_int i8_type 1, b1) phi_empty;
add_incoming (const_int i8_type 2, b2) phi_empty;
ignore (build_unreachable at_jb);
end
(* End-of-file checks for things like metdata and attributes.
* CHECK: !llvm.module.flags = !{!0}
* CHECK: !0 = !{i32 1, !"Debug Info Version", i32 3}
* CHECK: !1 = !{i32 1, !"metadata test"}
*)
(*===-- 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 context (entry_block fn)));
ignore (PassManager.create_function m
++ PassManager.initialize
++ PassManager.run_function fn
++ PassManager.finalize
++ PassManager.dispose)
end
(*===-- Memory Buffer -----------------------------------------------------===*)
let test_memory_buffer () =
group "memory buffer";
let buf = MemoryBuffer.of_string "foobar" in
insist ((MemoryBuffer.as_string buf) = "foobar")
(*===-- 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);
dispose_module m
(*===-- Driver ------------------------------------------------------------===*)
let _ =
suite "contained types" test_contained_types;
suite "conversion" test_conversion;
suite "target" test_target;
suite "constants" test_constants;
suite "attributes" test_attributes;
suite "global values" test_global_values;
suite "global variables" test_global_variables;
suite "uses" test_uses;
suite "users" test_users;
suite "aliases" test_aliases;
suite "functions" test_functions;
suite "params" test_params;
suite "basic blocks" test_basic_blocks;
suite "instructions" test_instructions;
suite "builder" test_builder;
suite "pass manager" test_pass_manager;
suite "memory buffer" test_memory_buffer;
suite "writer" test_writer; (* Keep this last; it disposes m. *)
exit !exit_status
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