1 (* RUN: cp %s %T/core.ml
2 * RUN: %ocamlc -g -warn-error A -package llvm.analysis -package llvm.bitwriter -linkpkg %T/core.ml -o %t
4 * RUN: %ocamlopt -g -warn-error A -package llvm.analysis -package llvm.bitwriter -linkpkg %T/core.ml -o %t
6 * RUN: llvm-dis < %t.bc > %t.ll
7 * RUN: FileCheck %s < %t.ll
8 * Do a second pass for things that shouldn't be anywhere.
9 * RUN: FileCheck -check-prefix=CHECK-NOWHERE %s < %t.ll
13 (* Note: It takes several seconds for ocamlopt to link an executable with
14 libLLVMCore.a, so it's better to write a big test than a bunch of
21 (* Tiny unit test framework - really just to help find which line is busted *)
22 let exit_status = ref 0
23 let suite_name = ref ""
24 let group_name = ref ""
26 let print_checkpoints = false
27 let context = global_context ()
28 let i1_type = Llvm.i1_type context
29 let i8_type = Llvm.i8_type context
30 let i16_type = Llvm.i16_type context
31 let i32_type = Llvm.i32_type context
32 let i64_type = Llvm.i64_type context
33 let void_type = Llvm.void_type context
34 let float_type = Llvm.float_type context
35 let double_type = Llvm.double_type context
36 let fp128_type = Llvm.fp128_type context
39 group_name := !suite_name ^ "/" ^ name;
41 if print_checkpoints then
42 prerr_endline (" " ^ name ^ "...")
48 match print_checkpoints, cond with
51 prerr_endline ("FAILED: " ^ !suite_name ^ "/" ^ !group_name ^ " #" ^ (string_of_int !case_num))
53 prerr_endline (" " ^ (string_of_int !case_num))
55 prerr_endline (" " ^ (string_of_int !case_num) ^ " FAIL")
59 if print_checkpoints then
60 prerr_endline (name ^ ":");
64 (*===-- Fixture -----------------------------------------------------------===*)
66 let filename = Sys.argv.(1)
67 let m = create_module context filename
70 (*===-- Conversion --------------------------------------------------------===*)
72 let test_conversion () =
73 insist ("i32" = (string_of_lltype i32_type));
74 let c = const_int i32_type 42 in
75 insist ("i32 42" = (string_of_llvalue c))
78 (*===-- Target ------------------------------------------------------------===*)
82 let trip = "i686-apple-darwin8" in
83 set_target_triple trip m;
84 insist (trip = target_triple m)
89 set_data_layout layout m;
90 insist (layout = data_layout m)
92 (* CHECK: target datalayout = "e"
93 * CHECK: target triple = "i686-apple-darwin8"
97 (*===-- Constants ---------------------------------------------------------===*)
99 let test_constants () =
100 (* CHECK: const_int{{.*}}i32{{.*}}-1
103 let c = const_int i32_type (-1) in
104 ignore (define_global "const_int" c m);
105 insist (i32_type = type_of c);
106 insist (is_constant c);
107 insist (Some (-1L) = int64_of_const c);
109 (* CHECK: const_sext_int{{.*}}i64{{.*}}-1
112 let c = const_int i64_type (-1) in
113 ignore (define_global "const_sext_int" c m);
114 insist (i64_type = type_of c);
115 insist (Some (-1L) = int64_of_const c);
117 (* CHECK: const_zext_int64{{.*}}i64{{.*}}4294967295
120 let c = const_of_int64 i64_type (Int64.of_string "4294967295") false in
121 ignore (define_global "const_zext_int64" c m);
122 insist (i64_type = type_of c);
123 insist (Some 4294967295L = int64_of_const c);
125 (* CHECK: const_int_string{{.*}}i32{{.*}}-1
128 let c = const_int_of_string i32_type "-1" 10 in
129 ignore (define_global "const_int_string" c m);
130 insist (i32_type = type_of c);
131 insist (None = (string_of_const c));
132 insist (None = float_of_const c);
133 insist (Some (-1L) = int64_of_const c);
135 (* CHECK: const_int64{{.*}}i64{{.*}}9223372036854775807
138 let c = const_of_int64 i64_type 9223372036854775807L true in
139 ignore (define_global "const_int64" c m) ;
140 insist (i64_type = type_of c);
141 insist (Some 9223372036854775807L = int64_of_const c);
143 if Sys.word_size = 64; then begin
145 let c = const_int i64_type (1 lsl 61) in
146 insist (c = const_of_int64 i64_type (Int64.of_int (1 lsl 61)) false)
149 (* CHECK: @const_string = global {{.*}}c"cruel\00world"
152 let c = const_string context "cruel\000world" in
153 ignore (define_global "const_string" c m);
154 insist ((array_type i8_type 11) = type_of c);
155 insist ((Some "cruel\000world") = (string_of_const c));
157 (* CHECK: const_stringz{{.*}}"hi\00again\00"
160 let c = const_stringz context "hi\000again" in
161 ignore (define_global "const_stringz" c m);
162 insist ((array_type i8_type 9) = type_of c);
164 (* CHECK: const_single{{.*}}2.75
165 * CHECK: const_double{{.*}}3.1459
166 * CHECK: const_double_string{{.*}}2
167 * CHECK: const_fake_fp128{{.*}}0xL00000000000000004000000000000000
168 * CHECK: const_fp128_string{{.*}}0xLF3CB1CCF26FBC178452FB4EC7F91973F
171 let cs = const_float float_type 2.75 in
172 ignore (define_global "const_single" cs m);
173 insist (float_type = type_of cs);
174 insist (float_of_const cs = Some 2.75);
176 let cd = const_float double_type 3.1459 in
177 ignore (define_global "const_double" cd m);
178 insist (double_type = type_of cd);
179 insist (float_of_const cd = Some 3.1459);
181 let cd = const_float_of_string double_type "2" in
182 ignore (define_global "const_double_string" cd m);
183 insist (double_type = type_of cd);
184 insist (float_of_const cd = Some 2.);
186 let cd = const_float fp128_type 2. in
187 ignore (define_global "const_fake_fp128" cd m);
188 insist (fp128_type = type_of cd);
189 insist (float_of_const cd = Some 2.);
191 let cd = const_float_of_string fp128_type "1e400" in
192 ignore (define_global "const_fp128_string" cd m);
193 insist (fp128_type = type_of cd);
194 insist (float_of_const cd = None);
197 let one = const_int i16_type 1 in
198 let two = const_int i16_type 2 in
199 let three = const_int i32_type 3 in
200 let four = const_int i32_type 4 in
202 (* CHECK: const_array{{.*}}[i32 3, i32 4]
205 let c = const_array i32_type [| three; four |] in
206 ignore (define_global "const_array" c m);
207 insist ((array_type i32_type 2) = (type_of c));
208 insist (three = (const_element c 0));
209 insist (four = (const_element c 1));
211 (* CHECK: const_vector{{.*}}<i16 1, i16 2{{.*}}>
214 let c = const_vector [| one; two; one; two;
215 one; two; one; two |] in
216 ignore (define_global "const_vector" c m);
217 insist ((vector_type i16_type 8) = (type_of c));
219 (* CHECK: const_structure{{.*.}}i16 1, i16 2, i32 3, i32 4
222 let c = const_struct context [| one; two; three; four |] in
223 ignore (define_global "const_structure" c m);
224 insist ((struct_type context [| i16_type; i16_type; i32_type; i32_type |])
227 (* CHECK: const_null{{.*}}zeroinit
230 let c = const_null (packed_struct_type context [| i1_type; i8_type; i64_type;
232 ignore (define_global "const_null" c m);
234 (* CHECK: const_all_ones{{.*}}-1
237 let c = const_all_ones i64_type in
238 ignore (define_global "const_all_ones" c m);
240 group "pointer null"; begin
241 (* CHECK: const_pointer_null = global i64* null
243 let c = const_pointer_null (pointer_type i64_type) in
244 ignore (define_global "const_pointer_null" c m);
247 (* CHECK: const_undef{{.*}}undef
250 let c = undef i1_type in
251 ignore (define_global "const_undef" c m);
252 insist (i1_type = type_of c);
255 group "constant arithmetic";
256 (* CHECK: @const_neg = global i64 sub
257 * CHECK: @const_nsw_neg = global i64 sub nsw
258 * CHECK: @const_nuw_neg = global i64 sub nuw
259 * CHECK: @const_fneg = global double fsub
260 * CHECK: @const_not = global i64 xor
261 * CHECK: @const_add = global i64 add
262 * CHECK: @const_nsw_add = global i64 add nsw
263 * CHECK: @const_nuw_add = global i64 add nuw
264 * CHECK: @const_fadd = global double fadd
265 * CHECK: @const_sub = global i64 sub
266 * CHECK: @const_nsw_sub = global i64 sub nsw
267 * CHECK: @const_nuw_sub = global i64 sub nuw
268 * CHECK: @const_fsub = global double fsub
269 * CHECK: @const_mul = global i64 mul
270 * CHECK: @const_nsw_mul = global i64 mul nsw
271 * CHECK: @const_nuw_mul = global i64 mul nuw
272 * CHECK: @const_fmul = global double fmul
273 * CHECK: @const_udiv = global i64 udiv
274 * CHECK: @const_sdiv = global i64 sdiv
275 * CHECK: @const_exact_sdiv = global i64 sdiv exact
276 * CHECK: @const_fdiv = global double fdiv
277 * CHECK: @const_urem = global i64 urem
278 * CHECK: @const_srem = global i64 srem
279 * CHECK: @const_frem = global double frem
280 * CHECK: @const_and = global i64 and
281 * CHECK: @const_or = global i64 or
282 * CHECK: @const_xor = global i64 xor
283 * CHECK: @const_icmp = global i1 icmp sle
284 * CHECK: @const_fcmp = global i1 fcmp ole
286 let void_ptr = pointer_type i8_type in
287 let five = const_int i64_type 5 in
288 let ffive = const_uitofp five double_type in
289 let foldbomb_gv = define_global "FoldBomb" (const_null i8_type) m in
290 let foldbomb = const_ptrtoint foldbomb_gv i64_type in
291 let ffoldbomb = const_uitofp foldbomb double_type in
292 ignore (define_global "const_neg" (const_neg foldbomb) m);
293 ignore (define_global "const_nsw_neg" (const_nsw_neg foldbomb) m);
294 ignore (define_global "const_nuw_neg" (const_nuw_neg foldbomb) m);
295 ignore (define_global "const_fneg" (const_fneg ffoldbomb) m);
296 ignore (define_global "const_not" (const_not foldbomb) m);
297 ignore (define_global "const_add" (const_add foldbomb five) m);
298 ignore (define_global "const_nsw_add" (const_nsw_add foldbomb five) m);
299 ignore (define_global "const_nuw_add" (const_nuw_add foldbomb five) m);
300 ignore (define_global "const_fadd" (const_fadd ffoldbomb ffive) m);
301 ignore (define_global "const_sub" (const_sub foldbomb five) m);
302 ignore (define_global "const_nsw_sub" (const_nsw_sub foldbomb five) m);
303 ignore (define_global "const_nuw_sub" (const_nuw_sub foldbomb five) m);
304 ignore (define_global "const_fsub" (const_fsub ffoldbomb ffive) m);
305 ignore (define_global "const_mul" (const_mul foldbomb five) m);
306 ignore (define_global "const_nsw_mul" (const_nsw_mul foldbomb five) m);
307 ignore (define_global "const_nuw_mul" (const_nuw_mul foldbomb five) m);
308 ignore (define_global "const_fmul" (const_fmul ffoldbomb ffive) m);
309 ignore (define_global "const_udiv" (const_udiv foldbomb five) m);
310 ignore (define_global "const_sdiv" (const_sdiv foldbomb five) m);
311 ignore (define_global "const_exact_sdiv" (const_exact_sdiv foldbomb five) m);
312 ignore (define_global "const_fdiv" (const_fdiv ffoldbomb ffive) m);
313 ignore (define_global "const_urem" (const_urem foldbomb five) m);
314 ignore (define_global "const_srem" (const_srem foldbomb five) m);
315 ignore (define_global "const_frem" (const_frem ffoldbomb ffive) m);
316 ignore (define_global "const_and" (const_and foldbomb five) m);
317 ignore (define_global "const_or" (const_or foldbomb five) m);
318 ignore (define_global "const_xor" (const_xor foldbomb five) m);
319 ignore (define_global "const_icmp" (const_icmp Icmp.Sle foldbomb five) m);
320 ignore (define_global "const_fcmp" (const_fcmp Fcmp.Ole ffoldbomb ffive) m);
322 group "constant casts";
323 (* CHECK: const_trunc{{.*}}trunc
324 * CHECK: const_sext{{.*}}sext
325 * CHECK: const_zext{{.*}}zext
326 * CHECK: const_fptrunc{{.*}}fptrunc
327 * CHECK: const_fpext{{.*}}fpext
328 * CHECK: const_uitofp{{.*}}uitofp
329 * CHECK: const_sitofp{{.*}}sitofp
330 * CHECK: const_fptoui{{.*}}fptoui
331 * CHECK: const_fptosi{{.*}}fptosi
332 * CHECK: const_ptrtoint{{.*}}ptrtoint
333 * CHECK: const_inttoptr{{.*}}inttoptr
334 * CHECK: const_bitcast{{.*}}bitcast
335 * CHECK: const_intcast{{.*}}zext
337 let i128_type = integer_type context 128 in
338 ignore (define_global "const_trunc" (const_trunc (const_add foldbomb five)
340 ignore (define_global "const_sext" (const_sext foldbomb i128_type) m);
341 ignore (define_global "const_zext" (const_zext foldbomb i128_type) m);
342 ignore (define_global "const_fptrunc" (const_fptrunc ffoldbomb float_type) m);
343 ignore (define_global "const_fpext" (const_fpext ffoldbomb fp128_type) m);
344 ignore (define_global "const_uitofp" (const_uitofp foldbomb double_type) m);
345 ignore (define_global "const_sitofp" (const_sitofp foldbomb double_type) m);
346 ignore (define_global "const_fptoui" (const_fptoui ffoldbomb i32_type) m);
347 ignore (define_global "const_fptosi" (const_fptosi ffoldbomb i32_type) m);
348 ignore (define_global "const_ptrtoint" (const_ptrtoint
349 (const_gep (const_null (pointer_type i8_type))
350 [| const_int i32_type 1 |])
352 ignore (define_global "const_inttoptr" (const_inttoptr (const_add foldbomb five)
354 ignore (define_global "const_bitcast" (const_bitcast ffoldbomb i64_type) m);
355 ignore (define_global "const_intcast"
356 (const_intcast foldbomb i128_type ~is_signed:false) m);
358 group "misc constants";
359 (* CHECK: const_size_of{{.*}}getelementptr{{.*}}null
360 * CHECK: const_gep{{.*}}getelementptr
361 * CHECK: const_select{{.*}}select
362 * CHECK: const_extractelement{{.*}}extractelement
363 * CHECK: const_insertelement{{.*}}insertelement
364 * CHECK: const_shufflevector = global <4 x i32> <i32 0, i32 1, i32 1, i32 0>
366 ignore (define_global "const_size_of" (size_of (pointer_type i8_type)) m);
367 ignore (define_global "const_gep" (const_gep foldbomb_gv [| five |]) m);
368 ignore (define_global "const_select" (const_select
369 (const_icmp Icmp.Sle foldbomb five)
370 (const_int i8_type (-1))
371 (const_int i8_type 0)) m);
372 let zero = const_int i32_type 0 in
373 let one = const_int i32_type 1 in
374 ignore (define_global "const_extractelement" (const_extractelement
375 (const_vector [| zero; one; zero; one |])
376 (const_trunc foldbomb i32_type)) m);
377 ignore (define_global "const_insertelement" (const_insertelement
378 (const_vector [| zero; one; zero; one |])
379 zero (const_trunc foldbomb i32_type)) m);
380 ignore (define_global "const_shufflevector" (const_shufflevector
381 (const_vector [| zero; one |])
382 (const_vector [| one; zero |])
383 (const_vector [| const_int i32_type 0; const_int i32_type 1;
384 const_int i32_type 2; const_int i32_type 3 |])) m);
387 let ft = function_type void_type [| i32_type; i32_type; i32_type |] in
388 ignore (const_inline_asm
391 "{cx},{ax},{di},~{dirflag},~{fpsr},~{flags},~{edi},~{ecx}"
396 group "recursive struct"; begin
397 let nsty = named_struct_type context "rec" in
398 let pty = pointer_type nsty in
399 struct_set_body nsty [| i32_type; pty |] false;
400 let elts = [| const_int i32_type 4; const_pointer_null pty |] in
401 let grec_init = const_named_struct nsty elts in
402 ignore (define_global "grec" grec_init m);
403 ignore (string_of_lltype nsty);
407 (*===-- Global Values -----------------------------------------------------===*)
409 let test_global_values () =
410 let (++) x f = f x; x in
411 let zero32 = const_null i32_type in
416 let g = define_global "TEMPORARY" zero32 m in
417 insist ("TEMPORARY" = value_name g);
418 set_value_name "GVal01" g;
419 insist ("GVal01" = value_name g);
421 (* CHECK: GVal02{{.*}}linkonce
424 let g = define_global "GVal02" zero32 m ++
425 set_linkage Linkage.Link_once in
426 insist (Linkage.Link_once = linkage g);
428 (* CHECK: GVal03{{.*}}Hanalei
431 let g = define_global "GVal03" zero32 m ++
432 set_section "Hanalei" in
433 insist ("Hanalei" = section g);
435 (* CHECK: GVal04{{.*}}hidden
438 let g = define_global "GVal04" zero32 m ++
439 set_visibility Visibility.Hidden in
440 insist (Visibility.Hidden = visibility g);
442 (* CHECK: GVal05{{.*}}align 128
445 let g = define_global "GVal05" zero32 m ++
447 insist (128 = alignment g);
449 (* CHECK: GVal06{{.*}}dllexport
451 group "dll_storage_class";
452 let g = define_global "GVal06" zero32 m ++
453 set_dll_storage_class DLLStorageClass.DLLExport in
454 insist (DLLStorageClass.DLLExport = dll_storage_class g)
457 (*===-- Global Variables --------------------------------------------------===*)
459 let test_global_variables () =
460 let (++) x f = f x; x in
461 let forty_two32 = const_int i32_type 42 in
463 group "declarations"; begin
464 (* CHECK: @GVar01 = external global i32
465 * CHECK: @QGVar01 = external addrspace(3) global i32
467 insist (None == lookup_global "GVar01" m);
468 let g = declare_global i32_type "GVar01" m in
469 insist (is_declaration g);
470 insist (pointer_type float_type ==
471 type_of (declare_global float_type "GVar01" m));
472 insist (g == declare_global i32_type "GVar01" m);
473 insist (match lookup_global "GVar01" m with Some x -> x = g
476 insist (None == lookup_global "QGVar01" m);
477 let g = declare_qualified_global i32_type "QGVar01" 3 m in
478 insist (is_declaration g);
479 insist (qualified_pointer_type float_type 3 ==
480 type_of (declare_qualified_global float_type "QGVar01" 3 m));
481 insist (g == declare_qualified_global i32_type "QGVar01" 3 m);
482 insist (match lookup_global "QGVar01" m with Some x -> x = g
486 group "definitions"; begin
487 (* CHECK: @GVar02 = global i32 42
488 * CHECK: @GVar03 = global i32 42
489 * CHECK: @QGVar02 = addrspace(3) global i32 42
490 * CHECK: @QGVar03 = addrspace(3) global i32 42
492 let g = define_global "GVar02" forty_two32 m in
493 let g2 = declare_global i32_type "GVar03" m ++
494 set_initializer forty_two32 in
495 insist (not (is_declaration g));
496 insist (not (is_declaration g2));
497 insist ((global_initializer g) == (global_initializer g2));
499 let g = define_qualified_global "QGVar02" forty_two32 3 m in
500 let g2 = declare_qualified_global i32_type "QGVar03" 3 m ++
501 set_initializer forty_two32 in
502 insist (not (is_declaration g));
503 insist (not (is_declaration g2));
504 insist ((global_initializer g) == (global_initializer g2));
507 (* CHECK: GVar04{{.*}}thread_local
510 let g = define_global "GVar04" forty_two32 m ++
511 set_thread_local true in
512 insist (is_thread_local g);
514 (* CHECK: GVar05{{.*}}thread_local(initialexec)
516 group "threadlocal_mode";
517 let g = define_global "GVar05" forty_two32 m ++
518 set_thread_local_mode ThreadLocalMode.InitialExec in
519 insist ((thread_local_mode g) = ThreadLocalMode.InitialExec);
521 (* CHECK: GVar06{{.*}}externally_initialized
523 group "externally_initialized";
524 let g = define_global "GVar06" forty_two32 m ++
525 set_externally_initialized true in
526 insist (is_externally_initialized g);
528 (* CHECK-NOWHERE-NOT: GVar07
531 let g = define_global "GVar07" forty_two32 m in
534 (* CHECK: ConstGlobalVar{{.*}}constant
537 let g = define_global "ConstGlobalVar" forty_two32 m in
538 insist (not (is_global_constant g));
539 set_global_constant true g;
540 insist (is_global_constant g);
542 begin group "iteration";
543 let m = create_module context "temp" in
545 insist (At_end m = global_begin m);
546 insist (At_start m = global_end m);
548 let g1 = declare_global i32_type "One" m in
549 let g2 = declare_global i32_type "Two" m in
551 insist (Before g1 = global_begin m);
552 insist (Before g2 = global_succ g1);
553 insist (At_end m = global_succ g2);
555 insist (After g2 = global_end m);
556 insist (After g1 = global_pred g2);
557 insist (At_start m = global_pred g1);
559 let lf s x = s ^ "->" ^ value_name x in
560 insist ("->One->Two" = fold_left_globals lf "" m);
562 let rf x s = value_name x ^ "<-" ^ s in
563 insist ("One<-Two<-" = fold_right_globals rf m "");
568 (* String globals built below are emitted here.
569 * CHECK: build_global_string{{.*}}stringval
573 (*===-- Uses --------------------------------------------------------------===*)
576 let ty = function_type i32_type [| i32_type; i32_type |] in
577 let fn = define_function "use_function" ty m in
578 let b = builder_at_end context (entry_block fn) in
580 let p1 = param fn 0 in
581 let p2 = param fn 1 in
582 let v1 = build_add p1 p2 "v1" b in
583 let v2 = build_add p1 v1 "v2" b in
584 let _ = build_add v1 v2 "v3" b in
586 let lf s u = value_name (user u) ^ "->" ^ s in
587 insist ("v2->v3->" = fold_left_uses lf "" v1);
588 let rf u s = value_name (user u) ^ "<-" ^ s in
589 insist ("v3<-v2<-" = fold_right_uses rf v1 "");
591 let lf s u = value_name (used_value u) ^ "->" ^ s in
592 insist ("v1->v1->" = fold_left_uses lf "" v1);
594 let rf u s = value_name (used_value u) ^ "<-" ^ s in
595 insist ("v1<-v1<-" = fold_right_uses rf v1 "");
597 ignore (build_unreachable b)
600 (*===-- Users -------------------------------------------------------------===*)
603 let ty = function_type i32_type [| i32_type; i32_type |] in
604 let fn = define_function "user_function" ty m in
605 let b = builder_at_end context (entry_block fn) in
607 let p1 = param fn 0 in
608 let p2 = param fn 1 in
609 let a3 = build_alloca i32_type "user_alloca" b in
610 let p3 = build_load a3 "user_load" b in
611 let i = build_add p1 p2 "sum" b in
613 insist ((num_operands i) = 2);
614 insist ((operand i 0) = p1);
615 insist ((operand i 1) = p2);
618 insist ((operand i 1) != p2);
619 insist ((operand i 1) = p3);
621 ignore (build_unreachable b)
624 (*===-- Aliases -----------------------------------------------------------===*)
626 let test_aliases () =
627 (* CHECK: @alias = alias i32* @aliasee
629 let forty_two32 = const_int i32_type 42 in
630 let v = define_global "aliasee" forty_two32 m in
631 ignore (add_alias m (pointer_type i32_type) v "alias")
634 (*===-- Functions ---------------------------------------------------------===*)
636 let test_functions () =
637 let ty = function_type i32_type [| i32_type; i64_type |] in
638 let ty2 = function_type i8_type [| i8_type; i64_type |] in
640 (* CHECK: declare i32 @Fn1(i32, i64)
642 begin group "declare";
643 insist (None = lookup_function "Fn1" m);
644 let fn = declare_function "Fn1" ty m in
645 insist (pointer_type ty = type_of fn);
646 insist (is_declaration fn);
647 insist (0 = Array.length (basic_blocks fn));
648 insist (pointer_type ty2 == type_of (declare_function "Fn1" ty2 m));
649 insist (fn == declare_function "Fn1" ty m);
650 insist (None <> lookup_function "Fn1" m);
651 insist (match lookup_function "Fn1" m with Some x -> x = fn
653 insist (m == global_parent fn)
656 (* CHECK-NOWHERE-NOT: Fn2
659 let fn = declare_function "Fn2" ty m in
662 (* CHECK: define{{.*}}Fn3
665 let fn = define_function "Fn3" ty m in
666 insist (not (is_declaration fn));
667 insist (1 = Array.length (basic_blocks fn));
668 ignore (build_unreachable (builder_at_end context (entry_block fn)));
670 (* CHECK: define{{.*}}Fn4{{.*}}Param1{{.*}}Param2
673 let fn = define_function "Fn4" ty m in
674 let params = params fn in
675 insist (2 = Array.length params);
676 insist (params.(0) = param fn 0);
677 insist (params.(1) = param fn 1);
678 insist (i32_type = type_of params.(0));
679 insist (i64_type = type_of params.(1));
680 set_value_name "Param1" params.(0);
681 set_value_name "Param2" params.(1);
682 ignore (build_unreachable (builder_at_end context (entry_block fn)));
684 (* CHECK: fastcc{{.*}}Fn5
687 let fn = define_function "Fn5" ty m in
688 insist (CallConv.c = function_call_conv fn);
689 set_function_call_conv CallConv.fast fn;
690 insist (CallConv.fast = function_call_conv fn);
691 ignore (build_unreachable (builder_at_end context (entry_block fn)));
694 (* CHECK: Fn6{{.*}}gc{{.*}}shadowstack
696 let fn = define_function "Fn6" ty m in
697 insist (None = gc fn);
698 set_gc (Some "ocaml") fn;
699 insist (Some "ocaml" = gc fn);
701 insist (None = gc fn);
702 set_gc (Some "shadowstack") fn;
703 ignore (build_unreachable (builder_at_end context (entry_block fn)));
706 begin group "iteration";
707 let m = create_module context "temp" in
709 insist (At_end m = function_begin m);
710 insist (At_start m = function_end m);
712 let f1 = define_function "One" ty m in
713 let f2 = define_function "Two" ty m in
715 insist (Before f1 = function_begin m);
716 insist (Before f2 = function_succ f1);
717 insist (At_end m = function_succ f2);
719 insist (After f2 = function_end m);
720 insist (After f1 = function_pred f2);
721 insist (At_start m = function_pred f1);
723 let lf s x = s ^ "->" ^ value_name x in
724 insist ("->One->Two" = fold_left_functions lf "" m);
726 let rf x s = value_name x ^ "<-" ^ s in
727 insist ("One<-Two<-" = fold_right_functions rf m "");
733 (*===-- Params ------------------------------------------------------------===*)
736 begin group "iteration";
737 let m = create_module context "temp" in
739 let vf = define_function "void" (function_type void_type [| |]) m in
741 insist (At_end vf = param_begin vf);
742 insist (At_start vf = param_end vf);
744 let ty = function_type void_type [| i32_type; i32_type |] in
745 let f = define_function "f" ty m in
746 let p1 = param f 0 in
747 let p2 = param f 1 in
748 set_value_name "One" p1;
749 set_value_name "Two" p2;
750 add_param_attr p1 Attribute.Sext;
751 add_param_attr p2 Attribute.Noalias;
752 remove_param_attr p2 Attribute.Noalias;
753 add_function_attr f Attribute.Nounwind;
754 add_function_attr f Attribute.Noreturn;
755 remove_function_attr f Attribute.Noreturn;
757 insist (Before p1 = param_begin f);
758 insist (Before p2 = param_succ p1);
759 insist (At_end f = param_succ p2);
761 insist (After p2 = param_end f);
762 insist (After p1 = param_pred p2);
763 insist (At_start f = param_pred p1);
765 let lf s x = s ^ "->" ^ value_name x in
766 insist ("->One->Two" = fold_left_params lf "" f);
768 let rf x s = value_name x ^ "<-" ^ s in
769 insist ("One<-Two<-" = fold_right_params rf f "");
775 (*===-- Basic Blocks ------------------------------------------------------===*)
777 let test_basic_blocks () =
778 let ty = function_type void_type [| |] in
783 let fn = declare_function "X" ty m in
784 let bb = append_block context "Bb1" fn in
785 insist (bb = entry_block fn);
786 ignore (build_unreachable (builder_at_end context bb));
788 (* CHECK-NOWHERE-NOT: Bb2
791 let fn = declare_function "X2" ty m in
792 let bb = append_block context "Bb2" fn in
796 let fn = declare_function "X3" ty m in
797 let bbb = append_block context "b" fn in
798 let bba = insert_block context "a" bbb in
799 insist ([| bba; bbb |] = basic_blocks fn);
800 ignore (build_unreachable (builder_at_end context bba));
801 ignore (build_unreachable (builder_at_end context bbb));
806 let fn = define_function "X4" ty m in
807 let bb = entry_block fn in
808 ignore (build_unreachable (builder_at_end context bb));
809 let bbv = value_of_block bb in
810 set_value_name "Bb3" bbv;
811 insist ("Bb3" = value_name bbv);
814 let fn = define_function "X5" ty m in
815 let bb = entry_block fn in
816 ignore (build_unreachable (builder_at_end context bb));
817 insist (bb = block_of_value (value_of_block bb));
818 insist (value_is_block (value_of_block bb));
819 insist (not (value_is_block (const_null i32_type)));
821 begin group "iteration";
822 let m = create_module context "temp" in
823 let f = declare_function "Temp" (function_type i32_type [| |]) m in
825 insist (At_end f = block_begin f);
826 insist (At_start f = block_end f);
828 let b1 = append_block context "One" f in
829 let b2 = append_block context "Two" f in
831 insist (Before b1 = block_begin f);
832 insist (Before b2 = block_succ b1);
833 insist (At_end f = block_succ b2);
835 insist (After b2 = block_end f);
836 insist (After b1 = block_pred b2);
837 insist (At_start f = block_pred b1);
839 let lf s x = s ^ "->" ^ value_name (value_of_block x) in
840 insist ("->One->Two" = fold_left_blocks lf "" f);
842 let rf x s = value_name (value_of_block x) ^ "<-" ^ s in
843 insist ("One<-Two<-" = fold_right_blocks rf f "");
849 (*===-- Instructions ------------------------------------------------------===*)
851 let test_instructions () =
852 begin group "iteration";
853 let m = create_module context "temp" in
854 let fty = function_type void_type [| i32_type; i32_type |] in
855 let f = define_function "f" fty m in
856 let bb = entry_block f in
857 let b = builder_at context (At_end bb) in
859 insist (At_end bb = instr_begin bb);
860 insist (At_start bb = instr_end bb);
862 let i1 = build_add (param f 0) (param f 1) "One" b in
863 let i2 = build_sub (param f 0) (param f 1) "Two" b in
865 insist (Before i1 = instr_begin bb);
866 insist (Before i2 = instr_succ i1);
867 insist (At_end bb = instr_succ i2);
869 insist (After i2 = instr_end bb);
870 insist (After i1 = instr_pred i2);
871 insist (At_start bb = instr_pred i1);
873 let lf s x = s ^ "->" ^ value_name x in
874 insist ("->One->Two" = fold_left_instrs lf "" bb);
876 let rf x s = value_name x ^ "<-" ^ s in
877 insist ("One<-Two<-" = fold_right_instrs rf bb "");
884 (* CHECK: %clone = add i32 %0, 2
886 let fty = function_type void_type [| i32_type |] in
887 let fn = define_function "BuilderParent" fty m in
888 let bb = entry_block fn in
889 let b = builder_at_end context bb in
890 let p = param fn 0 in
891 let sum = build_add p p "sum" b in
892 let y = const_int i32_type 2 in
893 let clone = instr_clone sum in
894 set_operand clone 0 p;
895 set_operand clone 1 y;
896 insert_into_builder clone "clone" b;
897 ignore (build_ret_void b)
901 (*===-- Builder -----------------------------------------------------------===*)
903 let test_builder () =
904 let (++) x f = f x; x in
906 begin group "parent";
908 ignore (insertion_block (builder context));
913 let fty = function_type void_type [| i32_type |] in
914 let fn = define_function "BuilderParent" fty m in
915 let bb = entry_block fn in
916 let b = builder_at_end context bb in
917 let p = param fn 0 in
918 let sum = build_add p p "sum" b in
919 ignore (build_ret_void b);
921 insist (fn = block_parent bb);
922 insist (fn = param_parent p);
923 insist (bb = instr_parent sum);
924 insist (bb = insertion_block b)
931 let fty = function_type void_type [| |] in
932 let fn = declare_function "X6" fty m in
933 let b = builder_at_end context (append_block context "Bb01" fn) in
934 ignore (build_ret_void b)
937 group "ret aggregate";
939 (* CHECK: ret { i8, i64 } { i8 4, i64 5 }
941 let sty = struct_type context [| i8_type; i64_type |] in
942 let fty = function_type sty [| |] in
943 let fn = declare_function "XA6" fty m in
944 let b = builder_at_end context (append_block context "Bb01" fn) in
945 let agg = [| const_int i8_type 4; const_int i64_type 5 |] in
946 ignore (build_aggregate_ret agg b)
949 (* The rest of the tests will use one big function. *)
950 let fty = function_type i32_type [| i32_type; i32_type |] in
951 let fn = define_function "X7" fty m in
952 let atentry = builder_at_end context (entry_block fn) in
953 let p1 = param fn 0 ++ set_value_name "P1" in
954 let p2 = param fn 1 ++ set_value_name "P2" in
955 let f1 = build_uitofp p1 float_type "F1" atentry in
956 let f2 = build_uitofp p2 float_type "F2" atentry in
958 let bb00 = append_block context "Bb00" fn in
959 ignore (build_unreachable (builder_at_end context bb00));
961 group "function attribute";
963 ignore (add_function_attr fn Attribute.UWTable);
965 * #0 is uwtable, defined at EOF.
967 insist ([Attribute.UWTable] = function_attr fn);
971 let void_ptr = pointer_type i8_type in
973 (* CHECK-DAG: %build_trunc = trunc i32 %P1 to i8
974 * CHECK-DAG: %build_trunc2 = trunc i32 %P1 to i8
975 * CHECK-DAG: %build_trunc3 = trunc i32 %P1 to i8
976 * CHECK-DAG: %build_zext = zext i8 %build_trunc to i32
977 * CHECK-DAG: %build_zext2 = zext i8 %build_trunc to i32
978 * CHECK-DAG: %build_sext = sext i32 %build_zext to i64
979 * CHECK-DAG: %build_sext2 = sext i32 %build_zext to i64
980 * CHECK-DAG: %build_sext3 = sext i32 %build_zext to i64
981 * CHECK-DAG: %build_uitofp = uitofp i64 %build_sext to float
982 * CHECK-DAG: %build_sitofp = sitofp i32 %build_zext to double
983 * CHECK-DAG: %build_fptoui = fptoui float %build_uitofp to i32
984 * CHECK-DAG: %build_fptosi = fptosi double %build_sitofp to i64
985 * CHECK-DAG: %build_fptrunc = fptrunc double %build_sitofp to float
986 * CHECK-DAG: %build_fptrunc2 = fptrunc double %build_sitofp to float
987 * CHECK-DAG: %build_fpext = fpext float %build_fptrunc to double
988 * CHECK-DAG: %build_fpext2 = fpext float %build_fptrunc to double
989 * CHECK-DAG: %build_inttoptr = inttoptr i32 %P1 to i8*
990 * CHECK-DAG: %build_ptrtoint = ptrtoint i8* %build_inttoptr to i64
991 * CHECK-DAG: %build_ptrtoint2 = ptrtoint i8* %build_inttoptr to i64
992 * CHECK-DAG: %build_bitcast = bitcast i64 %build_ptrtoint to double
993 * CHECK-DAG: %build_bitcast2 = bitcast i64 %build_ptrtoint to double
994 * CHECK-DAG: %build_bitcast3 = bitcast i64 %build_ptrtoint to double
995 * CHECK-DAG: %build_bitcast4 = bitcast i64 %build_ptrtoint to double
996 * CHECK-DAG: %build_pointercast = bitcast i8* %build_inttoptr to i16*
998 let inst28 = build_trunc p1 i8_type "build_trunc" atentry in
999 let inst29 = build_zext inst28 i32_type "build_zext" atentry in
1000 let inst30 = build_sext inst29 i64_type "build_sext" atentry in
1001 let inst31 = build_uitofp inst30 float_type "build_uitofp" atentry in
1002 let inst32 = build_sitofp inst29 double_type "build_sitofp" atentry in
1003 ignore(build_fptoui inst31 i32_type "build_fptoui" atentry);
1004 ignore(build_fptosi inst32 i64_type "build_fptosi" atentry);
1005 let inst35 = build_fptrunc inst32 float_type "build_fptrunc" atentry in
1006 ignore(build_fpext inst35 double_type "build_fpext" atentry);
1007 let inst37 = build_inttoptr p1 void_ptr "build_inttoptr" atentry in
1008 let inst38 = build_ptrtoint inst37 i64_type "build_ptrtoint" atentry in
1009 ignore(build_bitcast inst38 double_type "build_bitcast" atentry);
1010 ignore(build_zext_or_bitcast inst38 double_type "build_bitcast2" atentry);
1011 ignore(build_sext_or_bitcast inst38 double_type "build_bitcast3" atentry);
1012 ignore(build_trunc_or_bitcast inst38 double_type "build_bitcast4" atentry);
1013 ignore(build_pointercast inst37 (pointer_type i16_type) "build_pointercast" atentry);
1015 ignore(build_zext_or_bitcast inst28 i32_type "build_zext2" atentry);
1016 ignore(build_sext_or_bitcast inst29 i64_type "build_sext2" atentry);
1017 ignore(build_trunc_or_bitcast p1 i8_type "build_trunc2" atentry);
1018 ignore(build_pointercast inst37 i64_type "build_ptrtoint2" atentry);
1019 ignore(build_intcast inst29 i64_type "build_sext3" atentry);
1020 ignore(build_intcast p1 i8_type "build_trunc3" atentry);
1021 ignore(build_fpcast inst35 double_type "build_fpext2" atentry);
1022 ignore(build_fpcast inst32 float_type "build_fptrunc2" atentry);
1025 group "comparisons"; begin
1026 (* CHECK: %build_icmp_ne = icmp ne i32 %P1, %P2
1027 * CHECK: %build_icmp_sle = icmp sle i32 %P2, %P1
1028 * CHECK: %build_fcmp_false = fcmp false float %F1, %F2
1029 * CHECK: %build_fcmp_true = fcmp true float %F2, %F1
1030 * CHECK: %build_is_null{{.*}}= icmp eq{{.*}}%X0,{{.*}}null
1031 * CHECK: %build_is_not_null = icmp ne i8* %X1, null
1032 * CHECK: %build_ptrdiff
1034 let c = build_icmp Icmp.Ne p1 p2 "build_icmp_ne" atentry in
1035 insist (Some Icmp.Ne = icmp_predicate c);
1036 insist (None = fcmp_predicate c);
1038 let c = build_icmp Icmp.Sle p2 p1 "build_icmp_sle" atentry in
1039 insist (Some Icmp.Sle = icmp_predicate c);
1040 insist (None = fcmp_predicate c);
1042 let c = build_fcmp Fcmp.False f1 f2 "build_fcmp_false" atentry in
1043 (* insist (Some Fcmp.False = fcmp_predicate c); *)
1044 insist (None = icmp_predicate c);
1046 let c = build_fcmp Fcmp.True f2 f1 "build_fcmp_true" atentry in
1047 (* insist (Some Fcmp.True = fcmp_predicate c); *)
1048 insist (None = icmp_predicate c);
1050 let g0 = declare_global (pointer_type i8_type) "g0" m in
1051 let g1 = declare_global (pointer_type i8_type) "g1" m in
1052 let p0 = build_load g0 "X0" atentry in
1053 let p1 = build_load g1 "X1" atentry in
1054 ignore (build_is_null p0 "build_is_null" atentry);
1055 ignore (build_is_not_null p1 "build_is_not_null" atentry);
1056 ignore (build_ptrdiff p1 p0 "build_ptrdiff" atentry);
1059 group "miscellaneous"; begin
1060 (* CHECK: %build_call = tail call cc63 i32 @{{.*}}(i32 signext %P2, i32 %P1)
1061 * CHECK: %build_select = select i1 %build_icmp, i32 %P1, i32 %P2
1062 * CHECK: %build_va_arg = va_arg i8** null, i32
1063 * CHECK: %build_extractelement = extractelement <4 x i32> %Vec1, i32 %P2
1064 * CHECK: %build_insertelement = insertelement <4 x i32> %Vec1, i32 %P1, i32 %P2
1065 * CHECK: %build_shufflevector = shufflevector <4 x i32> %Vec1, <4 x i32> %Vec2, <4 x i32> <i32 1, i32 1, i32 0, i32 0>
1066 * CHECK: %build_insertvalue0 = insertvalue{{.*}}%bl, i32 1, 0
1067 * CHECK: %build_extractvalue = extractvalue{{.*}}%build_insertvalue1, 1
1069 let ci = build_call fn [| p2; p1 |] "build_call" atentry in
1070 insist (CallConv.c = instruction_call_conv ci);
1071 set_instruction_call_conv 63 ci;
1072 insist (63 = instruction_call_conv ci);
1073 insist (not (is_tail_call ci));
1074 set_tail_call true ci;
1075 insist (is_tail_call ci);
1076 add_instruction_param_attr ci 1 Attribute.Sext;
1077 add_instruction_param_attr ci 2 Attribute.Noalias;
1078 remove_instruction_param_attr ci 2 Attribute.Noalias;
1080 let inst46 = build_icmp Icmp.Eq p1 p2 "build_icmp" atentry in
1081 ignore (build_select inst46 p1 p2 "build_select" atentry);
1082 ignore (build_va_arg
1083 (const_null (pointer_type (pointer_type i8_type)))
1084 i32_type "build_va_arg" atentry);
1086 (* Set up some vector vregs. *)
1087 let one = const_int i32_type 1 in
1088 let zero = const_int i32_type 0 in
1089 let t1 = const_vector [| one; zero; one; zero |] in
1090 let t2 = const_vector [| zero; one; zero; one |] in
1091 let t3 = const_vector [| one; one; zero; zero |] in
1092 let vec1 = build_insertelement t1 p1 p2 "Vec1" atentry in
1093 let vec2 = build_insertelement t2 p1 p2 "Vec2" atentry in
1094 let sty = struct_type context [| i32_type; i8_type |] in
1096 ignore (build_extractelement vec1 p2 "build_extractelement" atentry);
1097 ignore (build_insertelement vec1 p1 p2 "build_insertelement" atentry);
1098 ignore (build_shufflevector vec1 vec2 t3 "build_shufflevector" atentry);
1100 let p = build_alloca sty "ba" atentry in
1101 let agg = build_load p "bl" atentry in
1102 let agg0 = build_insertvalue agg (const_int i32_type 1) 0
1103 "build_insertvalue0" atentry in
1104 let agg1 = build_insertvalue agg0 (const_int i8_type 2) 1
1105 "build_insertvalue1" atentry in
1106 ignore (build_extractvalue agg1 1 "build_extractvalue" atentry)
1109 group "metadata"; begin
1110 (* CHECK: %metadata = add i32 %P1, %P2, !test !1
1111 * !1 is metadata emitted at EOF.
1113 let i = build_add p1 p2 "metadata" atentry in
1114 insist ((has_metadata i) = false);
1116 let m1 = const_int i32_type 1 in
1117 let m2 = mdstring context "metadata test" in
1118 let md = mdnode context [| m1; m2 |] in
1120 let kind = mdkind_id context "test" in
1121 set_metadata i kind md;
1123 insist ((has_metadata i) = true);
1124 insist ((metadata i kind) = Some md);
1126 clear_metadata i kind;
1128 insist ((has_metadata i) = false);
1129 insist ((metadata i kind) = None);
1131 set_metadata i kind md
1134 group "named metadata"; begin
1135 (* !llvm.module.flags is emitted at EOF. *)
1136 let n1 = const_int i32_type 1 in
1137 let n2 = mdstring context "Debug Info Version" in
1138 let n3 = const_int i32_type 2 in
1139 let md = mdnode context [| n1; n2; n3 |] in
1140 add_named_metadata_operand m "llvm.module.flags" md;
1142 insist ((get_named_metadata m "llvm.module.flags") = [| md |])
1146 (* CHECK: %dbg = add i32 %P1, %P2, !dbg !2
1147 * !2 is metadata emitted at EOF.
1149 insist ((current_debug_location atentry) = Some (mdnode context [||]));
1151 let m_line = const_int i32_type 2 in
1152 let m_col = const_int i32_type 3 in
1153 let m_scope = mdnode context [| |] in
1154 let m_inlined = mdnode context [| |] in
1155 let md = mdnode context [| m_line; m_col; m_scope; m_inlined |] in
1156 set_current_debug_location atentry md;
1158 insist ((current_debug_location atentry) = Some md);
1160 let i = build_add p1 p2 "dbg" atentry in
1161 insist ((has_metadata i) = true);
1163 clear_current_debug_location atentry
1167 (* CHECK: ret{{.*}}P1
1169 let ret = build_ret p1 atentry in
1170 position_before ret atentry
1173 (* see test/Feature/exception.ll *)
1174 let bblpad = append_block context "Bblpad" fn in
1175 let rt = struct_type context [| pointer_type i8_type; i32_type |] in
1176 let ft = var_arg_function_type i32_type [||] in
1177 let personality = declare_function "__gxx_personality_v0" ft m in
1178 let ztic = declare_global (pointer_type i8_type) "_ZTIc" m in
1179 let ztid = declare_global (pointer_type i8_type) "_ZTId" m in
1180 let ztipkc = declare_global (pointer_type i8_type) "_ZTIPKc" m in
1182 set_global_constant true ztic;
1183 set_global_constant true ztid;
1184 set_global_constant true ztipkc;
1185 let lp = build_landingpad rt personality 0 "lpad"
1186 (builder_at_end context bblpad) in begin
1187 set_cleanup lp true;
1189 insist((pointer_type (pointer_type i8_type)) = type_of ztid);
1190 let ety = pointer_type (pointer_type i8_type) in
1191 add_clause lp (const_array ety [| ztipkc; ztid |]);
1192 ignore (build_resume lp (builder_at_end context bblpad));
1194 (* CHECK: landingpad{{.*}}personality{{.*}}__gxx_personality_v0
1196 * CHECK: catch{{.*}}i8**{{.*}}@_ZTIc
1197 * CHECK: filter{{.*}}@_ZTIPKc{{.*}}@_ZTId
1203 (* CHECK: br{{.*}}Bb02
1205 let bb02 = append_block context "Bb02" fn in
1206 let b = builder_at_end context bb02 in
1207 let br = build_br bb02 b in
1208 insist (successors br = [| bb02 |]) ;
1209 insist (is_conditional br = false) ;
1210 insist (get_branch br = Some (`Unconditional bb02)) ;
1213 group "cond_br"; begin
1214 (* CHECK: br{{.*}}build_br{{.*}}Bb03{{.*}}Bb00
1216 let bb03 = append_block context "Bb03" fn in
1217 let b = builder_at_end context bb03 in
1218 let cond = build_trunc p1 i1_type "build_br" b in
1219 let br = build_cond_br cond bb03 bb00 b in
1220 insist (num_successors br = 2) ;
1221 insist (successor br 0 = bb03) ;
1222 insist (successor br 1 = bb00) ;
1223 insist (is_conditional br = true) ;
1224 insist (get_branch br = Some (`Conditional (cond, bb03, bb00))) ;
1227 group "switch"; begin
1228 (* CHECK: switch{{.*}}P1{{.*}}SwiBlock3
1229 * CHECK: 2,{{.*}}SwiBlock2
1231 let bb1 = append_block context "SwiBlock1" fn in
1232 let bb2 = append_block context "SwiBlock2" fn in
1233 ignore (build_unreachable (builder_at_end context bb2));
1234 let bb3 = append_block context "SwiBlock3" fn in
1235 ignore (build_unreachable (builder_at_end context bb3));
1236 let si = build_switch p1 bb3 1 (builder_at_end context bb1) in begin
1237 ignore (add_case si (const_int i32_type 2) bb2);
1238 insist (switch_default_dest si = bb3);
1240 insist (num_successors si = 2) ;
1241 insist (get_branch si = None) ;
1244 group "malloc/free"; begin
1245 (* CHECK: call{{.*}}@malloc(i32 ptrtoint
1246 * CHECK: call{{.*}}@free(i8*
1247 * CHECK: call{{.*}}@malloc(i32 %
1249 let bb1 = append_block context "MallocBlock1" fn in
1250 let m1 = (build_malloc (pointer_type i32_type) "m1"
1251 (builder_at_end context bb1)) in
1252 ignore (build_free m1 (builder_at_end context bb1));
1253 ignore (build_array_malloc i32_type p1 "m2" (builder_at_end context bb1));
1254 ignore (build_unreachable (builder_at_end context bb1));
1257 group "indirectbr"; begin
1258 (* CHECK: indirectbr i8* blockaddress(@X7, %IBRBlock2), [label %IBRBlock2, label %IBRBlock3]
1260 let bb1 = append_block context "IBRBlock1" fn in
1262 let bb2 = append_block context "IBRBlock2" fn in
1263 ignore (build_unreachable (builder_at_end context bb2));
1265 let bb3 = append_block context "IBRBlock3" fn in
1266 ignore (build_unreachable (builder_at_end context bb3));
1268 let addr = block_address fn bb2 in
1269 let ibr = build_indirect_br addr 2 (builder_at_end context bb1) in
1270 ignore (add_destination ibr bb2);
1271 ignore (add_destination ibr bb3)
1274 group "invoke"; begin
1275 (* CHECK: build_invoke{{.*}}invoke{{.*}}P1{{.*}}P2
1276 * CHECK: to{{.*}}Bb04{{.*}}unwind{{.*}}Bblpad
1278 let bb04 = append_block context "Bb04" fn in
1279 let b = builder_at_end context bb04 in
1280 ignore (build_invoke fn [| p1; p2 |] bb04 bblpad "build_invoke" b)
1283 group "unreachable"; begin
1284 (* CHECK: unreachable
1286 let bb06 = append_block context "Bb06" fn in
1287 let b = builder_at_end context bb06 in
1288 ignore (build_unreachable b)
1291 group "arithmetic"; begin
1292 let bb07 = append_block context "Bb07" fn in
1293 let b = builder_at_end context bb07 in
1295 (* CHECK: %build_add = add i32 %P1, %P2
1296 * CHECK: %build_nsw_add = add nsw i32 %P1, %P2
1297 * CHECK: %build_nuw_add = add nuw i32 %P1, %P2
1298 * CHECK: %build_fadd = fadd float %F1, %F2
1299 * CHECK: %build_sub = sub i32 %P1, %P2
1300 * CHECK: %build_nsw_sub = sub nsw i32 %P1, %P2
1301 * CHECK: %build_nuw_sub = sub nuw i32 %P1, %P2
1302 * CHECK: %build_fsub = fsub float %F1, %F2
1303 * CHECK: %build_mul = mul i32 %P1, %P2
1304 * CHECK: %build_nsw_mul = mul nsw i32 %P1, %P2
1305 * CHECK: %build_nuw_mul = mul nuw i32 %P1, %P2
1306 * CHECK: %build_fmul = fmul float %F1, %F2
1307 * CHECK: %build_udiv = udiv i32 %P1, %P2
1308 * CHECK: %build_sdiv = sdiv i32 %P1, %P2
1309 * CHECK: %build_exact_sdiv = sdiv exact i32 %P1, %P2
1310 * CHECK: %build_fdiv = fdiv float %F1, %F2
1311 * CHECK: %build_urem = urem i32 %P1, %P2
1312 * CHECK: %build_srem = srem i32 %P1, %P2
1313 * CHECK: %build_frem = frem float %F1, %F2
1314 * CHECK: %build_shl = shl i32 %P1, %P2
1315 * CHECK: %build_lshl = lshr i32 %P1, %P2
1316 * CHECK: %build_ashl = ashr i32 %P1, %P2
1317 * CHECK: %build_and = and i32 %P1, %P2
1318 * CHECK: %build_or = or i32 %P1, %P2
1319 * CHECK: %build_xor = xor i32 %P1, %P2
1320 * CHECK: %build_neg = sub i32 0, %P1
1321 * CHECK: %build_nsw_neg = sub nsw i32 0, %P1
1322 * CHECK: %build_nuw_neg = sub nuw i32 0, %P1
1323 * CHECK: %build_fneg = fsub float {{.*}}0{{.*}}, %F1
1324 * CHECK: %build_not = xor i32 %P1, -1
1326 ignore (build_add p1 p2 "build_add" b);
1327 ignore (build_nsw_add p1 p2 "build_nsw_add" b);
1328 ignore (build_nuw_add p1 p2 "build_nuw_add" b);
1329 ignore (build_fadd f1 f2 "build_fadd" b);
1330 ignore (build_sub p1 p2 "build_sub" b);
1331 ignore (build_nsw_sub p1 p2 "build_nsw_sub" b);
1332 ignore (build_nuw_sub p1 p2 "build_nuw_sub" b);
1333 ignore (build_fsub f1 f2 "build_fsub" b);
1334 ignore (build_mul p1 p2 "build_mul" b);
1335 ignore (build_nsw_mul p1 p2 "build_nsw_mul" b);
1336 ignore (build_nuw_mul p1 p2 "build_nuw_mul" b);
1337 ignore (build_fmul f1 f2 "build_fmul" b);
1338 ignore (build_udiv p1 p2 "build_udiv" b);
1339 ignore (build_sdiv p1 p2 "build_sdiv" b);
1340 ignore (build_exact_sdiv p1 p2 "build_exact_sdiv" b);
1341 ignore (build_fdiv f1 f2 "build_fdiv" b);
1342 ignore (build_urem p1 p2 "build_urem" b);
1343 ignore (build_srem p1 p2 "build_srem" b);
1344 ignore (build_frem f1 f2 "build_frem" b);
1345 ignore (build_shl p1 p2 "build_shl" b);
1346 ignore (build_lshr p1 p2 "build_lshl" b);
1347 ignore (build_ashr p1 p2 "build_ashl" b);
1348 ignore (build_and p1 p2 "build_and" b);
1349 ignore (build_or p1 p2 "build_or" b);
1350 ignore (build_xor p1 p2 "build_xor" b);
1351 ignore (build_neg p1 "build_neg" b);
1352 ignore (build_nsw_neg p1 "build_nsw_neg" b);
1353 ignore (build_nuw_neg p1 "build_nuw_neg" b);
1354 ignore (build_fneg f1 "build_fneg" b);
1355 ignore (build_not p1 "build_not" b);
1356 ignore (build_unreachable b)
1359 group "memory"; begin
1360 let bb08 = append_block context "Bb08" fn in
1361 let b = builder_at_end context bb08 in
1363 (* CHECK: %build_alloca = alloca i32
1364 * CHECK: %build_array_alloca = alloca i32, i32 %P2
1365 * CHECK: %build_load = load volatile i32* %build_array_alloca, align 4
1366 * CHECK: store volatile i32 %P2, i32* %build_alloca, align 4
1367 * CHECK: %build_gep = getelementptr i32* %build_array_alloca, i32 %P2
1368 * CHECK: %build_in_bounds_gep = getelementptr inbounds i32* %build_array_alloca, i32 %P2
1369 * CHECK: %build_struct_gep = getelementptr inbounds{{.*}}%build_alloca2, i32 0, i32 1
1370 * CHECK: %build_atomicrmw = atomicrmw xchg i8* %p, i8 42 seq_cst
1372 let alloca = build_alloca i32_type "build_alloca" b in
1373 let array_alloca = build_array_alloca i32_type p2 "build_array_alloca" b in
1375 let load = build_load array_alloca "build_load" b in
1376 ignore(set_alignment 4 load);
1377 ignore(set_volatile true load);
1378 insist(true = is_volatile load);
1379 insist(4 = alignment load);
1381 let store = build_store p2 alloca b in
1382 ignore(set_volatile true store);
1383 ignore(set_alignment 4 store);
1384 insist(true = is_volatile store);
1385 insist(4 = alignment store);
1386 ignore(build_gep array_alloca [| p2 |] "build_gep" b);
1387 ignore(build_in_bounds_gep array_alloca [| p2 |] "build_in_bounds_gep" b);
1389 let sty = struct_type context [| i32_type; i8_type |] in
1390 let alloca2 = build_alloca sty "build_alloca2" b in
1391 ignore(build_struct_gep alloca2 1 "build_struct_gep" b);
1393 let p = build_alloca i8_type "p" b in
1394 ignore(build_atomicrmw AtomicRMWBinOp.Xchg p (const_int i8_type 42)
1395 AtomicOrdering.SequentiallyConsistent false "build_atomicrmw"
1398 ignore(build_unreachable b)
1401 group "string"; begin
1402 let bb09 = append_block context "Bb09" fn in
1403 let b = builder_at_end context bb09 in
1404 let p = build_alloca (pointer_type i8_type) "p" b in
1405 (* build_global_string is emitted above.
1406 * CHECK: store{{.*}}build_global_string1{{.*}}p
1408 ignore (build_global_string "stringval" "build_global_string" b);
1409 let g = build_global_stringptr "stringval" "build_global_string1" b in
1410 ignore (build_store g p b);
1411 ignore(build_unreachable b);
1415 (* CHECK: PhiNode{{.*}}P1{{.*}}PhiBlock1{{.*}}P2{{.*}}PhiBlock2
1417 let b1 = append_block context "PhiBlock1" fn in
1418 let b2 = append_block context "PhiBlock2" fn in
1420 let jb = append_block context "PhiJoinBlock" fn in
1421 ignore (build_br jb (builder_at_end context b1));
1422 ignore (build_br jb (builder_at_end context b2));
1423 let at_jb = builder_at_end context jb in
1425 let phi = build_phi [(p1, b1)] "PhiNode" at_jb in
1426 insist ([(p1, b1)] = incoming phi);
1428 add_incoming (p2, b2) phi;
1429 insist ([(p1, b1); (p2, b2)] = incoming phi);
1431 (* CHECK: %PhiEmptyNode = phi i8
1433 let phi_empty = build_empty_phi i8_type "PhiEmptyNode" at_jb in
1434 insist ([] = incoming phi_empty);
1436 (* can't emit an empty phi to bitcode *)
1437 add_incoming (const_int i8_type 1, b1) phi_empty;
1438 add_incoming (const_int i8_type 2, b2) phi_empty;
1440 ignore (build_unreachable at_jb);
1443 (* End-of-file checks for things like metdata and attributes.
1444 * CHECK: attributes #0 = {{.*}}uwtable{{.*}}
1445 * CHECK: !llvm.module.flags = !{!0}
1446 * CHECK: !0 = !{i32 1, !"Debug Info Version", i32 3}
1447 * CHECK: !1 = !{i32 1, !"metadata test"}
1448 * CHECK: !2 = !MDLocation(line: 2, column: 3, scope: !3, inlinedAt: !3)
1451 (*===-- Pass Managers -----------------------------------------------------===*)
1453 let test_pass_manager () =
1454 let (++) x f = ignore (f x); x in
1456 begin group "module pass manager";
1457 ignore (PassManager.create ()
1458 ++ PassManager.run_module m
1459 ++ PassManager.dispose)
1462 begin group "function pass manager";
1463 let fty = function_type void_type [| |] in
1464 let fn = define_function "FunctionPassManager" fty m in
1465 ignore (build_ret_void (builder_at_end context (entry_block fn)));
1467 ignore (PassManager.create_function m
1468 ++ PassManager.initialize
1469 ++ PassManager.run_function fn
1470 ++ PassManager.finalize
1471 ++ PassManager.dispose)
1475 (*===-- Memory Buffer -----------------------------------------------------===*)
1477 let test_memory_buffer () =
1478 group "memory buffer";
1479 let buf = MemoryBuffer.of_string "foobar" in
1480 insist ((MemoryBuffer.as_string buf) = "foobar")
1483 (*===-- Writer ------------------------------------------------------------===*)
1485 let test_writer () =
1487 insist (match Llvm_analysis.verify_module m with
1489 | Some msg -> prerr_string msg; false);
1492 insist (write_bitcode_file m filename);
1497 (*===-- Driver ------------------------------------------------------------===*)
1500 suite "conversion" test_conversion;
1501 suite "target" test_target;
1502 suite "constants" test_constants;
1503 suite "global values" test_global_values;
1504 suite "global variables" test_global_variables;
1505 suite "uses" test_uses;
1506 suite "users" test_users;
1507 suite "aliases" test_aliases;
1508 suite "functions" test_functions;
1509 suite "params" test_params;
1510 suite "basic blocks" test_basic_blocks;
1511 suite "instructions" test_instructions;
1512 suite "builder" test_builder;
1513 suite "pass manager" test_pass_manager;
1514 suite "memory buffer" test_memory_buffer;
1515 suite "writer" test_writer; (* Keep this last; it disposes m. *)