1 (* RUN: %ocamlopt -warn-error A llvm.cmxa llvm_analysis.cmxa llvm_bitwriter.cmxa %s -o %t
3 * RUN: llvm-dis < %t.bc > %t.ll
6 (* Note: It takes several seconds for ocamlopt to link an executable with
7 libLLVMCore.a, so it's better to write a big test than a bunch of
14 (* Tiny unit test framework - really just to help find which line is busted *)
15 let exit_status = ref 0
16 let suite_name = ref ""
17 let group_name = ref ""
19 let print_checkpoints = false
20 let context = global_context ()
21 let i1_type = Llvm.i1_type context
22 let i8_type = Llvm.i8_type context
23 let i16_type = Llvm.i16_type context
24 let i32_type = Llvm.i32_type context
25 let i64_type = Llvm.i64_type context
26 let void_type = Llvm.void_type context
27 let float_type = Llvm.float_type context
28 let double_type = Llvm.double_type context
29 let fp128_type = Llvm.fp128_type context
32 group_name := !suite_name ^ "/" ^ name;
34 if print_checkpoints then
35 prerr_endline (" " ^ name ^ "...")
41 match print_checkpoints, cond with
44 prerr_endline ("FAILED: " ^ !suite_name ^ "/" ^ !group_name ^ " #" ^ (string_of_int !case_num))
46 prerr_endline (" " ^ (string_of_int !case_num))
48 prerr_endline (" " ^ (string_of_int !case_num) ^ " FAIL")
52 if print_checkpoints then
53 prerr_endline (name ^ ":");
57 (*===-- Fixture -----------------------------------------------------------===*)
59 let filename = Sys.argv.(1)
60 let m = create_module context filename
61 let mp = ModuleProvider.create m
64 (*===-- Target ------------------------------------------------------------===*)
68 (* RUN: grep "i686-apple-darwin8" < %t.ll
70 let trip = "i686-apple-darwin8" in
71 set_target_triple trip m;
72 insist (trip = target_triple m)
76 (* RUN: grep "bogus" < %t.ll
78 let layout = "bogus" in
79 set_data_layout layout m;
80 insist (layout = data_layout m)
83 (*===-- Types -------------------------------------------------------------===*)
86 (* RUN: grep {void_type.*void} < %t.ll
89 insist (define_type_name "void_type" void_type m);
90 insist (TypeKind.Void == classify_type void_type);
92 (* RUN: grep {i1_type.*i1} < %t.ll
95 insist (define_type_name "i1_type" i1_type m);
96 insist (TypeKind.Integer == classify_type i1_type);
98 (* RUN: grep {i32_type.*i32} < %t.ll
101 insist (define_type_name "i32_type" i32_type m);
103 (* RUN: grep {i42_type.*i42} < %t.ll
106 let ty = integer_type context 42 in
107 insist (define_type_name "i42_type" ty m);
109 (* RUN: grep {float_type.*float} < %t.ll
112 insist (define_type_name "float_type" float_type m);
113 insist (TypeKind.Float == classify_type float_type);
115 (* RUN: grep {double_type.*double} < %t.ll
118 insist (define_type_name "double_type" double_type m);
119 insist (TypeKind.Double == classify_type double_type);
121 (* RUN: grep {function_type.*i32.*i1, double} < %t.ll
124 let ty = function_type i32_type [| i1_type; double_type |] in
125 insist (define_type_name "function_type" ty m);
126 insist (TypeKind.Function = classify_type ty);
127 insist (not (is_var_arg ty));
128 insist (i32_type == return_type ty);
129 insist (double_type == (param_types ty).(1));
131 (* RUN: grep {var_arg_type.*\.\.\.} < %t.ll
133 group "var arg function";
134 let ty = var_arg_function_type void_type [| i32_type |] in
135 insist (define_type_name "var_arg_type" ty m);
136 insist (is_var_arg ty);
138 (* RUN: grep {array_type.*\\\[7 x i8\\\]} < %t.ll
141 let ty = array_type i8_type 7 in
142 insist (define_type_name "array_type" ty m);
143 insist (7 = array_length ty);
144 insist (i8_type == element_type ty);
145 insist (TypeKind.Array == classify_type ty);
147 begin group "pointer";
148 (* RUN: grep {pointer_type.*float\*} < %t.ll
150 let ty = pointer_type float_type in
151 insist (define_type_name "pointer_type" ty m);
152 insist (float_type == element_type ty);
153 insist (0 == address_space ty);
154 insist (TypeKind.Pointer == classify_type ty)
157 begin group "qualified_pointer";
158 (* RUN: grep {qualified_pointer_type.*i8.*3.*\*} < %t.ll
160 let ty = qualified_pointer_type i8_type 3 in
161 insist (define_type_name "qualified_pointer_type" ty m);
162 insist (i8_type == element_type ty);
163 insist (3 == address_space ty)
166 (* RUN: grep {vector_type.*\<4 x i16\>} < %t.ll
169 let ty = vector_type i16_type 4 in
170 insist (define_type_name "vector_type" ty m);
171 insist (i16_type == element_type ty);
172 insist (4 = vector_size ty);
174 (* RUN: grep {opaque_type.*opaque} < %t.ll
177 let ty = opaque_type context in
178 insist (define_type_name "opaque_type" ty m);
180 insist (ty <> opaque_type context);
182 (* RUN: grep -v {delete_type} < %t.ll
185 let ty = opaque_type context in
186 insist (define_type_name "delete_type" ty m);
187 delete_type_name "delete_type" m;
189 (* RUN: grep -v {recursive_type.*recursive_type} < %t.ll
192 let ty = opaque_type context in
193 let th = handle_to_type ty in
194 refine_type ty (pointer_type ty);
195 let ty = type_of_handle th in
196 insist (define_type_name "recursive_type" ty m);
197 insist (ty == element_type ty)
200 (*===-- Constants ---------------------------------------------------------===*)
202 let test_constants () =
203 (* RUN: grep {const_int.*i32.*-1} < %t.ll
206 let c = const_int i32_type (-1) in
207 ignore (define_global "const_int" c m);
208 insist (i32_type = type_of c);
209 insist (is_constant c);
211 (* RUN: grep {const_sext_int.*i64.*-1} < %t.ll
214 let c = const_int i64_type (-1) in
215 ignore (define_global "const_sext_int" c m);
216 insist (i64_type = type_of c);
218 (* RUN: grep {const_zext_int64.*i64.*4294967295} < %t.ll
221 let c = const_of_int64 i64_type (Int64.of_string "4294967295") false in
222 ignore (define_global "const_zext_int64" c m);
223 insist (i64_type = type_of c);
225 (* RUN: grep {const_int_string.*i32.*-1} < %t.ll
228 let c = const_int_of_string i32_type "-1" 10 in
229 ignore (define_global "const_int_string" c m);
230 insist (i32_type = type_of c);
232 (* RUN: grep {const_string.*"cruel\\\\00world"} < %t.ll
235 let c = const_string context "cruel\000world" in
236 ignore (define_global "const_string" c m);
237 insist ((array_type i8_type 11) = type_of c);
239 (* RUN: grep {const_stringz.*"hi\\\\00again\\\\00"} < %t.ll
242 let c = const_stringz context "hi\000again" in
243 ignore (define_global "const_stringz" c m);
244 insist ((array_type i8_type 9) = type_of c);
246 (* RUN: grep {const_single.*2.75} < %t.ll
247 * RUN: grep {const_double.*3.1459} < %t.ll
248 * RUN: grep {const_double_string.*1.25} < %t.ll
251 let cs = const_float float_type 2.75 in
252 ignore (define_global "const_single" cs m);
253 insist (float_type = type_of cs);
255 let cd = const_float double_type 3.1459 in
256 ignore (define_global "const_double" cd m);
257 insist (double_type = type_of cd);
259 let cd = const_float_of_string double_type "1.25" in
260 ignore (define_global "const_double_string" cd m);
261 insist (double_type = type_of cd)
264 let one = const_int i16_type 1 in
265 let two = const_int i16_type 2 in
266 let three = const_int i32_type 3 in
267 let four = const_int i32_type 4 in
269 (* RUN: grep {const_array.*\\\[i32 3, i32 4\\\]} < %t.ll
272 let c = const_array i32_type [| three; four |] in
273 ignore (define_global "const_array" c m);
274 insist ((array_type i32_type 2) = (type_of c));
276 (* RUN: grep {const_vector.*<i16 1, i16 2.*>} < %t.ll
279 let c = const_vector [| one; two; one; two;
280 one; two; one; two |] in
281 ignore (define_global "const_vector" c m);
282 insist ((vector_type i16_type 8) = (type_of c));
284 (* RUN: grep {const_structure.*.i16 1, i16 2, i32 3, i32 4} < %t.ll
287 let c = const_struct context [| one; two; three; four |] in
288 ignore (define_global "const_structure" c m);
289 insist ((struct_type context [| i16_type; i16_type; i32_type; i32_type |])
292 (* RUN: grep {const_null.*zeroinit} < %t.ll
295 let c = const_null (packed_struct_type context [| i1_type; i8_type; i64_type;
297 ignore (define_global "const_null" c m);
299 (* RUN: grep {const_all_ones.*-1} < %t.ll
302 let c = const_all_ones i64_type in
303 ignore (define_global "const_all_ones" c m);
305 (* RUN: grep {const_undef.*undef} < %t.ll
308 let c = undef i1_type in
309 ignore (define_global "const_undef" c m);
310 insist (i1_type = type_of c);
313 group "constant arithmetic";
314 (* RUN: grep {@const_neg = global i64 sub} < %t.ll
315 * RUN: grep {@const_not = global i64 xor } < %t.ll
316 * RUN: grep {@const_add = global i64 add } < %t.ll
317 * RUN: grep {@const_sub = global i64 sub } < %t.ll
318 * RUN: grep {@const_mul = global i64 mul } < %t.ll
319 * RUN: grep {@const_udiv = global i64 udiv } < %t.ll
320 * RUN: grep {@const_sdiv = global i64 sdiv } < %t.ll
321 * RUN: grep {@const_fdiv = global double fdiv } < %t.ll
322 * RUN: grep {@const_urem = global i64 urem } < %t.ll
323 * RUN: grep {@const_srem = global i64 srem } < %t.ll
324 * RUN: grep {@const_frem = global double frem } < %t.ll
325 * RUN: grep {@const_and = global i64 and } < %t.ll
326 * RUN: grep {@const_or = global i64 or } < %t.ll
327 * RUN: grep {@const_xor = global i64 xor } < %t.ll
328 * RUN: grep {@const_icmp = global i1 icmp sle } < %t.ll
329 * RUN: grep {@const_fcmp = global i1 fcmp ole } < %t.ll
331 let void_ptr = pointer_type i8_type in
332 let five = const_int i64_type 5 in
333 let ffive = const_uitofp five double_type in
334 let foldbomb_gv = define_global "FoldBomb" (const_null i8_type) m in
335 let foldbomb = const_ptrtoint foldbomb_gv i64_type in
336 let ffoldbomb = const_uitofp foldbomb double_type in
337 ignore (define_global "const_neg" (const_neg foldbomb) m);
338 ignore (define_global "const_not" (const_not foldbomb) m);
339 ignore (define_global "const_add" (const_add foldbomb five) m);
340 ignore (define_global "const_sub" (const_sub foldbomb five) m);
341 ignore (define_global "const_mul" (const_mul foldbomb five) m);
342 ignore (define_global "const_udiv" (const_udiv foldbomb five) m);
343 ignore (define_global "const_sdiv" (const_sdiv foldbomb five) m);
344 ignore (define_global "const_fdiv" (const_fdiv ffoldbomb ffive) m);
345 ignore (define_global "const_urem" (const_urem foldbomb five) m);
346 ignore (define_global "const_srem" (const_srem foldbomb five) m);
347 ignore (define_global "const_frem" (const_frem ffoldbomb ffive) m);
348 ignore (define_global "const_and" (const_and foldbomb five) m);
349 ignore (define_global "const_or" (const_or foldbomb five) m);
350 ignore (define_global "const_xor" (const_xor foldbomb five) m);
351 ignore (define_global "const_icmp" (const_icmp Icmp.Sle foldbomb five) m);
352 ignore (define_global "const_fcmp" (const_fcmp Fcmp.Ole ffoldbomb ffive) m);
354 group "constant casts";
355 (* RUN: grep {const_trunc.*trunc} < %t.ll
356 * RUN: grep {const_sext.*sext} < %t.ll
357 * RUN: grep {const_zext.*zext} < %t.ll
358 * RUN: grep {const_fptrunc.*fptrunc} < %t.ll
359 * RUN: grep {const_fpext.*fpext} < %t.ll
360 * RUN: grep {const_uitofp.*uitofp} < %t.ll
361 * RUN: grep {const_sitofp.*sitofp} < %t.ll
362 * RUN: grep {const_fptoui.*fptoui} < %t.ll
363 * RUN: grep {const_fptosi.*fptosi} < %t.ll
364 * RUN: grep {const_ptrtoint.*ptrtoint} < %t.ll
365 * RUN: grep {const_inttoptr.*inttoptr} < %t.ll
366 * RUN: grep {const_bitcast.*bitcast} < %t.ll
368 let i128_type = integer_type context 128 in
369 ignore (define_global "const_trunc" (const_trunc (const_add foldbomb five)
371 ignore (define_global "const_sext" (const_sext foldbomb i128_type) m);
372 ignore (define_global "const_zext" (const_zext foldbomb i128_type) m);
373 ignore (define_global "const_fptrunc" (const_fptrunc ffoldbomb float_type) m);
374 ignore (define_global "const_fpext" (const_fpext ffoldbomb fp128_type) m);
375 ignore (define_global "const_uitofp" (const_uitofp foldbomb double_type) m);
376 ignore (define_global "const_sitofp" (const_sitofp foldbomb double_type) m);
377 ignore (define_global "const_fptoui" (const_fptoui ffoldbomb i32_type) m);
378 ignore (define_global "const_fptosi" (const_fptosi ffoldbomb i32_type) m);
379 ignore (define_global "const_ptrtoint" (const_ptrtoint
380 (const_gep (const_null (pointer_type i8_type))
381 [| const_int i32_type 1 |])
383 ignore (define_global "const_inttoptr" (const_inttoptr (const_add foldbomb five)
385 ignore (define_global "const_bitcast" (const_bitcast ffoldbomb i64_type) m);
387 group "misc constants";
388 (* RUN: grep {const_size_of.*getelementptr.*null} < %t.ll
389 * RUN: grep {const_gep.*getelementptr} < %t.ll
390 * RUN: grep {const_select.*select} < %t.ll
391 * RUN: grep {const_extractelement.*extractelement} < %t.ll
392 * RUN: grep {const_insertelement.*insertelement} < %t.ll
393 * RUN: grep {const_shufflevector.*shufflevector} < %t.ll
395 ignore (define_global "const_size_of" (size_of (pointer_type i8_type)) m);
396 ignore (define_global "const_gep" (const_gep foldbomb_gv [| five |]) m);
397 ignore (define_global "const_select" (const_select
398 (const_icmp Icmp.Sle foldbomb five)
399 (const_int i8_type (-1))
400 (const_int i8_type 0)) m);
401 let zero = const_int i32_type 0 in
402 let one = const_int i32_type 1 in
403 ignore (define_global "const_extractelement" (const_extractelement
404 (const_vector [| zero; one; zero; one |])
405 (const_trunc foldbomb i32_type)) m);
406 ignore (define_global "const_insertelement" (const_insertelement
407 (const_vector [| zero; one; zero; one |])
408 zero (const_trunc foldbomb i32_type)) m);
409 ignore (define_global "const_shufflevector" (const_shufflevector
410 (const_vector [| zero; one |])
411 (const_vector [| one; zero |])
412 (const_bitcast foldbomb (vector_type i32_type 2))) m)
415 (*===-- Global Values -----------------------------------------------------===*)
417 let test_global_values () =
418 let (++) x f = f x; x in
419 let zero32 = const_null i32_type in
421 (* RUN: grep {GVal01} < %t.ll
424 let g = define_global "TEMPORARY" zero32 m in
425 insist ("TEMPORARY" = value_name g);
426 set_value_name "GVal01" g;
427 insist ("GVal01" = value_name g);
429 (* RUN: grep {GVal02.*linkonce} < %t.ll
432 let g = define_global "GVal02" zero32 m ++
433 set_linkage Linkage.Link_once in
434 insist (Linkage.Link_once = linkage g);
436 (* RUN: grep {GVal03.*Hanalei} < %t.ll
439 let g = define_global "GVal03" zero32 m ++
440 set_section "Hanalei" in
441 insist ("Hanalei" = section g);
443 (* RUN: grep {GVal04.*hidden} < %t.ll
446 let g = define_global "GVal04" zero32 m ++
447 set_visibility Visibility.Hidden in
448 insist (Visibility.Hidden = visibility g);
450 (* RUN: grep {GVal05.*align 128} < %t.ll
453 let g = define_global "GVal05" zero32 m ++
455 insist (128 = alignment g)
458 (*===-- Global Variables --------------------------------------------------===*)
460 let test_global_variables () =
461 let (++) x f = f x; x in
462 let fourty_two32 = const_int i32_type 42 in
464 (* RUN: grep {GVar01.*external} < %t.ll
466 group "declarations";
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 (* RUN: grep {GVar02.*42} < %t.ll
477 * RUN: grep {GVar03.*42} < %t.ll
480 let g = define_global "GVar02" fourty_two32 m in
481 let g2 = declare_global i32_type "GVar03" m ++
482 set_initializer fourty_two32 in
483 insist (not (is_declaration g));
484 insist (not (is_declaration g2));
485 insist ((global_initializer g) == (global_initializer g2));
487 (* RUN: grep {GVar04.*thread_local} < %t.ll
490 let g = define_global "GVar04" fourty_two32 m ++
491 set_thread_local true in
492 insist (is_thread_local g);
494 (* RUN: grep -v {GVar05} < %t.ll
497 let g = define_global "GVar05" fourty_two32 m in
500 (* RUN: grep -v {ConstGlobalVar.*constant} < %t.ll
503 let g = define_global "ConstGlobalVar" fourty_two32 m in
504 insist (not (is_global_constant g));
505 set_global_constant true g;
506 insist (is_global_constant g);
508 begin group "iteration";
509 let m = create_module context "temp" in
511 insist (At_end m = global_begin m);
512 insist (At_start m = global_end m);
514 let g1 = declare_global i32_type "One" m in
515 let g2 = declare_global i32_type "Two" m in
517 insist (Before g1 = global_begin m);
518 insist (Before g2 = global_succ g1);
519 insist (At_end m = global_succ g2);
521 insist (After g2 = global_end m);
522 insist (After g1 = global_pred g2);
523 insist (At_start m = global_pred g1);
525 let lf s x = s ^ "->" ^ value_name x in
526 insist ("->One->Two" = fold_left_globals lf "" m);
528 let rf x s = value_name x ^ "<-" ^ s in
529 insist ("One<-Two<-" = fold_right_globals rf m "");
535 (*===-- Functions ---------------------------------------------------------===*)
537 let test_functions () =
538 let ty = function_type i32_type [| i32_type; i64_type |] in
539 let ty2 = function_type i8_type [| i8_type; i64_type |] in
541 (* RUN: grep {declare i32 @Fn1\(i32, i64\)} < %t.ll
543 begin group "declare";
544 insist (None = lookup_function "Fn1" m);
545 let fn = declare_function "Fn1" ty m in
546 insist (pointer_type ty = type_of fn);
547 insist (is_declaration fn);
548 insist (0 = Array.length (basic_blocks fn));
549 insist (pointer_type ty2 == type_of (declare_function "Fn1" ty2 m));
550 insist (fn == declare_function "Fn1" ty m);
551 insist (None <> lookup_function "Fn1" m);
552 insist (match lookup_function "Fn1" m with Some x -> x = fn
554 insist (m == global_parent fn)
557 (* RUN: grep -v {Fn2} < %t.ll
560 let fn = declare_function "Fn2" ty m in
563 (* RUN: grep {define.*Fn3} < %t.ll
566 let fn = define_function "Fn3" ty m in
567 insist (not (is_declaration fn));
568 insist (1 = Array.length (basic_blocks fn));
569 ignore (build_unreachable (builder_at_end context (entry_block fn)));
571 (* RUN: grep {define.*Fn4.*Param1.*Param2} < %t.ll
574 let fn = define_function "Fn4" ty m in
575 let params = params fn in
576 insist (2 = Array.length params);
577 insist (params.(0) = param fn 0);
578 insist (params.(1) = param fn 1);
579 insist (i32_type = type_of params.(0));
580 insist (i64_type = type_of params.(1));
581 set_value_name "Param1" params.(0);
582 set_value_name "Param2" params.(1);
583 ignore (build_unreachable (builder_at_end context (entry_block fn)));
585 (* RUN: grep {fastcc.*Fn5} < %t.ll
588 let fn = define_function "Fn5" ty m in
589 insist (CallConv.c = function_call_conv fn);
590 set_function_call_conv CallConv.fast fn;
591 insist (CallConv.fast = function_call_conv fn);
592 ignore (build_unreachable (builder_at_end context (entry_block fn)));
595 (* RUN: grep {Fn6.*gc.*shadowstack} < %t.ll
597 let fn = define_function "Fn6" ty m in
598 insist (None = gc fn);
599 set_gc (Some "ocaml") fn;
600 insist (Some "ocaml" = gc fn);
602 insist (None = gc fn);
603 set_gc (Some "shadowstack") fn;
604 ignore (build_unreachable (builder_at_end context (entry_block fn)));
607 begin group "iteration";
608 let m = create_module context "temp" in
610 insist (At_end m = function_begin m);
611 insist (At_start m = function_end m);
613 let f1 = define_function "One" ty m in
614 let f2 = define_function "Two" ty m in
616 insist (Before f1 = function_begin m);
617 insist (Before f2 = function_succ f1);
618 insist (At_end m = function_succ f2);
620 insist (After f2 = function_end m);
621 insist (After f1 = function_pred f2);
622 insist (At_start m = function_pred f1);
624 let lf s x = s ^ "->" ^ value_name x in
625 insist ("->One->Two" = fold_left_functions lf "" m);
627 let rf x s = value_name x ^ "<-" ^ s in
628 insist ("One<-Two<-" = fold_right_functions rf m "");
634 (*===-- Params ------------------------------------------------------------===*)
637 begin group "iteration";
638 let m = create_module context "temp" in
640 let vf = define_function "void" (function_type void_type [| |]) m in
642 insist (At_end vf = param_begin vf);
643 insist (At_start vf = param_end vf);
645 let ty = function_type void_type [| i32_type; i32_type |] in
646 let f = define_function "f" ty m in
647 let p1 = param f 0 in
648 let p2 = param f 1 in
649 set_value_name "One" p1;
650 set_value_name "Two" p2;
651 add_param_attr p1 Attribute.Sext;
652 add_param_attr p2 Attribute.Noalias;
653 remove_param_attr p2 Attribute.Noalias;
654 add_function_attr f Attribute.Nounwind;
655 add_function_attr f Attribute.Noreturn;
656 remove_function_attr f Attribute.Noreturn;
658 insist (Before p1 = param_begin f);
659 insist (Before p2 = param_succ p1);
660 insist (At_end f = param_succ p2);
662 insist (After p2 = param_end f);
663 insist (After p1 = param_pred p2);
664 insist (At_start f = param_pred p1);
666 let lf s x = s ^ "->" ^ value_name x in
667 insist ("->One->Two" = fold_left_params lf "" f);
669 let rf x s = value_name x ^ "<-" ^ s in
670 insist ("One<-Two<-" = fold_right_params rf f "");
676 (*===-- Basic Blocks ------------------------------------------------------===*)
678 let test_basic_blocks () =
679 let ty = function_type void_type [| |] in
681 (* RUN: grep {Bb1} < %t.ll
684 let fn = declare_function "X" ty m in
685 let bb = append_block context "Bb1" fn in
686 insist (bb = entry_block fn);
687 ignore (build_unreachable (builder_at_end context bb));
689 (* RUN: grep -v Bb2 < %t.ll
692 let fn = declare_function "X2" ty m in
693 let bb = append_block context "Bb2" fn in
697 let fn = declare_function "X3" ty m in
698 let bbb = append_block context "b" fn in
699 let bba = insert_block context "a" bbb in
700 insist ([| bba; bbb |] = basic_blocks fn);
701 ignore (build_unreachable (builder_at_end context bba));
702 ignore (build_unreachable (builder_at_end context bbb));
704 (* RUN: grep Bb3 < %t.ll
707 let fn = define_function "X4" ty m in
708 let bb = entry_block fn in
709 ignore (build_unreachable (builder_at_end context bb));
710 let bbv = value_of_block bb in
711 set_value_name "Bb3" bbv;
712 insist ("Bb3" = value_name bbv);
715 let fn = define_function "X5" ty m in
716 let bb = entry_block fn in
717 ignore (build_unreachable (builder_at_end context bb));
718 insist (bb = block_of_value (value_of_block bb));
719 insist (value_is_block (value_of_block bb));
720 insist (not (value_is_block (const_null i32_type)));
722 begin group "iteration";
723 let m = create_module context "temp" in
724 let f = declare_function "Temp" (function_type i32_type [| |]) m in
726 insist (At_end f = block_begin f);
727 insist (At_start f = block_end f);
729 let b1 = append_block context "One" f in
730 let b2 = append_block context "Two" f in
732 insist (Before b1 = block_begin f);
733 insist (Before b2 = block_succ b1);
734 insist (At_end f = block_succ b2);
736 insist (After b2 = block_end f);
737 insist (After b1 = block_pred b2);
738 insist (At_start f = block_pred b1);
740 let lf s x = s ^ "->" ^ value_name (value_of_block x) in
741 insist ("->One->Two" = fold_left_blocks lf "" f);
743 let rf x s = value_name (value_of_block x) ^ "<-" ^ s in
744 insist ("One<-Two<-" = fold_right_blocks rf f "");
750 (*===-- Instructions ------------------------------------------------------===*)
752 let test_instructions () =
753 begin group "iteration";
754 let m = create_module context "temp" in
755 let fty = function_type void_type [| i32_type; i32_type |] in
756 let f = define_function "f" fty m in
757 let bb = entry_block f in
758 let b = builder_at context (At_end bb) in
760 insist (At_end bb = instr_begin bb);
761 insist (At_start bb = instr_end bb);
763 let i1 = build_add (param f 0) (param f 1) "One" b in
764 let i2 = build_sub (param f 0) (param f 1) "Two" b in
766 insist (Before i1 = instr_begin bb);
767 insist (Before i2 = instr_succ i1);
768 insist (At_end bb = instr_succ i2);
770 insist (After i2 = instr_end bb);
771 insist (After i1 = instr_pred i2);
772 insist (At_start bb = instr_pred i1);
774 let lf s x = s ^ "->" ^ value_name x in
775 insist ("->One->Two" = fold_left_instrs lf "" bb);
777 let rf x s = value_name x ^ "<-" ^ s in
778 insist ("One<-Two<-" = fold_right_instrs rf bb "");
784 (*===-- Builder -----------------------------------------------------------===*)
786 let test_builder () =
787 let (++) x f = f x; x in
789 begin group "parent";
791 ignore (insertion_block (builder context));
796 let fty = function_type void_type [| i32_type |] in
797 let fn = define_function "BuilderParent" fty m in
798 let bb = entry_block fn in
799 let b = builder_at_end context bb in
800 let p = param fn 0 in
801 let sum = build_add p p "sum" b in
802 ignore (build_ret_void b);
804 insist (fn = block_parent bb);
805 insist (fn = param_parent p);
806 insist (bb = instr_parent sum);
807 insist (bb = insertion_block b)
812 (* RUN: grep {ret void} < %t.ll
814 let fty = function_type void_type [| |] in
815 let fn = declare_function "X6" fty m in
816 let b = builder_at_end context (append_block context "Bb01" fn) in
817 ignore (build_ret_void b)
820 (* The rest of the tests will use one big function. *)
821 let fty = function_type i32_type [| i32_type; i32_type |] in
822 let fn = define_function "X7" fty m in
823 let atentry = builder_at_end context (entry_block fn) in
824 let p1 = param fn 0 ++ set_value_name "P1" in
825 let p2 = param fn 1 ++ set_value_name "P2" in
826 let f1 = build_uitofp p1 float_type "F1" atentry in
827 let f2 = build_uitofp p2 float_type "F2" atentry in
829 let bb00 = append_block context "Bb00" fn in
830 ignore (build_unreachable (builder_at_end context bb00));
833 (* RUN: grep {ret.*P1} < %t.ll
835 let ret = build_ret p1 atentry in
836 position_before ret atentry
840 (* RUN: grep {br.*Bb02} < %t.ll
842 let bb02 = append_block context "Bb02" fn in
843 let b = builder_at_end context bb02 in
844 ignore (build_br bb02 b)
847 group "cond_br"; begin
848 (* RUN: grep {br.*build_br.*Bb03.*Bb00} < %t.ll
850 let bb03 = append_block context "Bb03" fn in
851 let b = builder_at_end context bb03 in
852 let cond = build_trunc p1 i1_type "build_br" b in
853 ignore (build_cond_br cond bb03 bb00 b)
856 group "switch"; begin
857 (* RUN: grep {switch.*P1.*SwiBlock3} < %t.ll
858 * RUN: grep {2,.*SwiBlock2} < %t.ll
860 let bb1 = append_block context "SwiBlock1" fn in
861 let bb2 = append_block context "SwiBlock2" fn in
862 ignore (build_unreachable (builder_at_end context bb2));
863 let bb3 = append_block context "SwiBlock3" fn in
864 ignore (build_unreachable (builder_at_end context bb3));
865 let si = build_switch p1 bb3 1 (builder_at_end context bb1) in
866 ignore (add_case si (const_int i32_type 2) bb2)
869 group "invoke"; begin
870 (* RUN: grep {build_invoke.*invoke.*P1.*P2} < %t.ll
871 * RUN: grep {to.*Bb04.*unwind.*Bb00} < %t.ll
873 let bb04 = append_block context "Bb04" fn in
874 let b = builder_at_end context bb04 in
875 ignore (build_invoke fn [| p1; p2 |] bb04 bb00 "build_invoke" b)
878 group "unwind"; begin
879 (* RUN: grep {unwind} < %t.ll
881 let bb05 = append_block context "Bb05" fn in
882 let b = builder_at_end context bb05 in
883 ignore (build_unwind b)
886 group "unreachable"; begin
887 (* RUN: grep {unreachable} < %t.ll
889 let bb06 = append_block context "Bb06" fn in
890 let b = builder_at_end context bb06 in
891 ignore (build_unreachable b)
894 group "arithmetic"; begin
895 let bb07 = append_block context "Bb07" fn in
896 let b = builder_at_end context bb07 in
898 (* RUN: grep {%build_add = add i32 %P1, %P2} < %t.ll
899 * RUN: grep {%build_sub = sub i32 %P1, %P2} < %t.ll
900 * RUN: grep {%build_mul = mul i32 %P1, %P2} < %t.ll
901 * RUN: grep {%build_udiv = udiv i32 %P1, %P2} < %t.ll
902 * RUN: grep {%build_sdiv = sdiv i32 %P1, %P2} < %t.ll
903 * RUN: grep {%build_fdiv = fdiv float %F1, %F2} < %t.ll
904 * RUN: grep {%build_urem = urem i32 %P1, %P2} < %t.ll
905 * RUN: grep {%build_srem = srem i32 %P1, %P2} < %t.ll
906 * RUN: grep {%build_frem = frem float %F1, %F2} < %t.ll
907 * RUN: grep {%build_shl = shl i32 %P1, %P2} < %t.ll
908 * RUN: grep {%build_lshl = lshr i32 %P1, %P2} < %t.ll
909 * RUN: grep {%build_ashl = ashr i32 %P1, %P2} < %t.ll
910 * RUN: grep {%build_and = and i32 %P1, %P2} < %t.ll
911 * RUN: grep {%build_or = or i32 %P1, %P2} < %t.ll
912 * RUN: grep {%build_xor = xor i32 %P1, %P2} < %t.ll
913 * RUN: grep {%build_neg = sub i32 0, %P1} < %t.ll
914 * RUN: grep {%build_not = xor i32 %P1, -1} < %t.ll
916 ignore (build_add p1 p2 "build_add" b);
917 ignore (build_sub p1 p2 "build_sub" b);
918 ignore (build_mul p1 p2 "build_mul" b);
919 ignore (build_udiv p1 p2 "build_udiv" b);
920 ignore (build_sdiv p1 p2 "build_sdiv" b);
921 ignore (build_fdiv f1 f2 "build_fdiv" b);
922 ignore (build_urem p1 p2 "build_urem" b);
923 ignore (build_srem p1 p2 "build_srem" b);
924 ignore (build_frem f1 f2 "build_frem" b);
925 ignore (build_shl p1 p2 "build_shl" b);
926 ignore (build_lshr p1 p2 "build_lshl" b);
927 ignore (build_ashr p1 p2 "build_ashl" b);
928 ignore (build_and p1 p2 "build_and" b);
929 ignore (build_or p1 p2 "build_or" b);
930 ignore (build_xor p1 p2 "build_xor" b);
931 ignore (build_neg p1 "build_neg" b);
932 ignore (build_not p1 "build_not" b);
933 ignore (build_unreachable b)
936 group "memory"; begin
937 let bb08 = append_block context "Bb08" fn in
938 let b = builder_at_end context bb08 in
940 (* RUN: grep {%build_alloca = alloca i32} < %t.ll
941 * RUN: grep {%build_array_alloca = alloca i32, i32 %P2} < %t.ll
942 * RUN: grep {%build_load = load i32\\* %build_array_alloca} < %t.ll
943 * RUN: grep {store i32 %P2, i32\\* %build_alloca} < %t.ll
944 * RUN: grep {%build_gep = getelementptr i32\\* %build_array_alloca, i32 %P2} < %t.ll
946 let alloca = build_alloca i32_type "build_alloca" b in
947 let array_alloca = build_array_alloca i32_type p2 "build_array_alloca" b in
948 ignore(build_load array_alloca "build_load" b);
949 ignore(build_store p2 alloca b);
950 ignore(build_gep array_alloca [| p2 |] "build_gep" b);
951 ignore(build_unreachable b)
955 let void_ptr = pointer_type i8_type in
957 (* RUN: grep {%build_trunc = trunc i32 %P1 to i8} < %t.ll
958 * RUN: grep {%build_zext = zext i8 %build_trunc to i32} < %t.ll
959 * RUN: grep {%build_sext = sext i32 %build_zext to i64} < %t.ll
960 * RUN: grep {%build_uitofp = uitofp i64 %build_sext to float} < %t.ll
961 * RUN: grep {%build_sitofp = sitofp i32 %build_zext to double} < %t.ll
962 * RUN: grep {%build_fptoui = fptoui float %build_uitofp to i32} < %t.ll
963 * RUN: grep {%build_fptosi = fptosi double %build_sitofp to i64} < %t.ll
964 * RUN: grep {%build_fptrunc = fptrunc double %build_sitofp to float} < %t.ll
965 * RUN: grep {%build_fpext = fpext float %build_fptrunc to double} < %t.ll
966 * RUN: grep {%build_inttoptr = inttoptr i32 %P1 to i8\\*} < %t.ll
967 * RUN: grep {%build_ptrtoint = ptrtoint i8\\* %build_inttoptr to i64} < %t.ll
968 * RUN: grep {%build_bitcast = bitcast i64 %build_ptrtoint to double} < %t.ll
970 let inst28 = build_trunc p1 i8_type "build_trunc" atentry in
971 let inst29 = build_zext inst28 i32_type "build_zext" atentry in
972 let inst30 = build_sext inst29 i64_type "build_sext" atentry in
973 let inst31 = build_uitofp inst30 float_type "build_uitofp" atentry in
974 let inst32 = build_sitofp inst29 double_type "build_sitofp" atentry in
975 ignore(build_fptoui inst31 i32_type "build_fptoui" atentry);
976 ignore(build_fptosi inst32 i64_type "build_fptosi" atentry);
977 let inst35 = build_fptrunc inst32 float_type "build_fptrunc" atentry in
978 ignore(build_fpext inst35 double_type "build_fpext" atentry);
979 let inst37 = build_inttoptr p1 void_ptr "build_inttoptr" atentry in
980 let inst38 = build_ptrtoint inst37 i64_type "build_ptrtoint" atentry in
981 ignore(build_bitcast inst38 double_type "build_bitcast" atentry)
984 group "comparisons"; begin
985 (* RUN: grep {%build_icmp_ne = icmp ne i32 %P1, %P2} < %t.ll
986 * RUN: grep {%build_icmp_sle = icmp sle i32 %P2, %P1} < %t.ll
987 * RUN: grep {%build_icmp_false = fcmp false float %F1, %F2} < %t.ll
988 * RUN: grep {%build_icmp_true = fcmp true float %F2, %F1} < %t.ll
990 ignore (build_icmp Icmp.Ne p1 p2 "build_icmp_ne" atentry);
991 ignore (build_icmp Icmp.Sle p2 p1 "build_icmp_sle" atentry);
992 ignore (build_fcmp Fcmp.False f1 f2 "build_icmp_false" atentry);
993 ignore (build_fcmp Fcmp.True f2 f1 "build_icmp_true" atentry)
996 group "miscellaneous"; begin
997 (* RUN: grep {%build_call = tail call cc63 i32 @.*(i32 signext %P2, i32 %P1)} < %t.ll
998 * RUN: grep {%build_select = select i1 %build_icmp, i32 %P1, i32 %P2} < %t.ll
999 * RUN: grep {%build_va_arg = va_arg i8\\*\\* null, i32} < %t.ll
1000 * RUN: grep {%build_extractelement = extractelement <4 x i32> %Vec1, i32 %P2} < %t.ll
1001 * RUN: grep {%build_insertelement = insertelement <4 x i32> %Vec1, i32 %P1, i32 %P2} < %t.ll
1002 * RUN: grep {%build_shufflevector = shufflevector <4 x i32> %Vec1, <4 x i32> %Vec2, <4 x i32> <i32 1, i32 1, i32 0, i32 0>} < %t.ll
1004 let ci = build_call fn [| p2; p1 |] "build_call" atentry in
1005 insist (CallConv.c = instruction_call_conv ci);
1006 set_instruction_call_conv 63 ci;
1007 insist (63 = instruction_call_conv ci);
1008 insist (not (is_tail_call ci));
1009 set_tail_call true ci;
1010 insist (is_tail_call ci);
1011 add_instruction_param_attr ci 1 Attribute.Sext;
1012 add_instruction_param_attr ci 2 Attribute.Noalias;
1013 remove_instruction_param_attr ci 2 Attribute.Noalias;
1015 let inst46 = build_icmp Icmp.Eq p1 p2 "build_icmp" atentry in
1016 ignore (build_select inst46 p1 p2 "build_select" atentry);
1017 ignore (build_va_arg
1018 (const_null (pointer_type (pointer_type i8_type)))
1019 i32_type "build_va_arg" atentry);
1021 (* Set up some vector vregs. *)
1022 let one = const_int i32_type 1 in
1023 let zero = const_int i32_type 0 in
1024 let t1 = const_vector [| one; zero; one; zero |] in
1025 let t2 = const_vector [| zero; one; zero; one |] in
1026 let t3 = const_vector [| one; one; zero; zero |] in
1027 let vec1 = build_insertelement t1 p1 p2 "Vec1" atentry in
1028 let vec2 = build_insertelement t2 p1 p2 "Vec2" atentry in
1030 ignore (build_extractelement vec1 p2 "build_extractelement" atentry);
1031 ignore (build_insertelement vec1 p1 p2 "build_insertelement" atentry);
1032 ignore (build_shufflevector vec1 vec2 t3 "build_shufflevector" atentry);
1036 (* RUN: grep {PhiNode.*P1.*PhiBlock1.*P2.*PhiBlock2} < %t.ll
1038 let b1 = append_block context "PhiBlock1" fn in
1039 let b2 = append_block context "PhiBlock2" fn in
1041 let jb = append_block context "PhiJoinBlock" fn in
1042 ignore (build_br jb (builder_at_end context b1));
1043 ignore (build_br jb (builder_at_end context b2));
1044 let at_jb = builder_at_end context jb in
1046 let phi = build_phi [(p1, b1)] "PhiNode" at_jb in
1047 insist ([(p1, b1)] = incoming phi);
1049 add_incoming (p2, b2) phi;
1050 insist ([(p1, b1); (p2, b2)] = incoming phi);
1052 ignore (build_unreachable at_jb);
1056 (*===-- Module Provider ---------------------------------------------------===*)
1058 let test_module_provider () =
1059 let m = create_module context "test" in
1060 let mp = ModuleProvider.create m in
1061 ModuleProvider.dispose mp
1064 (*===-- Pass Managers -----------------------------------------------------===*)
1066 let test_pass_manager () =
1067 let (++) x f = ignore (f x); x in
1069 begin group "module pass manager";
1070 ignore (PassManager.create ()
1071 ++ PassManager.run_module m
1072 ++ PassManager.dispose)
1075 begin group "function pass manager";
1076 let fty = function_type void_type [| |] in
1077 let fn = define_function "FunctionPassManager" fty m in
1078 ignore (build_ret_void (builder_at_end context (entry_block fn)));
1080 ignore (PassManager.create_function mp
1081 ++ PassManager.initialize
1082 ++ PassManager.run_function fn
1083 ++ PassManager.finalize
1084 ++ PassManager.dispose)
1088 (*===-- Writer ------------------------------------------------------------===*)
1090 let test_writer () =
1092 insist (match Llvm_analysis.verify_module m with
1094 | Some msg -> prerr_string msg; false);
1097 insist (write_bitcode_file m filename);
1099 ModuleProvider.dispose mp
1102 (*===-- Driver ------------------------------------------------------------===*)
1105 suite "target" test_target;
1106 suite "types" test_types;
1107 suite "constants" test_constants;
1108 suite "global values" test_global_values;
1109 suite "global variables" test_global_variables;
1110 suite "functions" test_functions;
1111 suite "params" test_params;
1112 suite "basic blocks" test_basic_blocks;
1113 suite "instructions" test_instructions;
1114 suite "builder" test_builder;
1115 suite "module provider" test_module_provider;
1116 suite "pass manager" test_pass_manager;
1117 suite "writer" test_writer; (* Keep this last; it disposes m. *)