vmcore.ml revision 782ff3b70086bd3580f12228082ea998f152f9cd
1(* RUN: rm -rf %t.builddir 2 * RUN: mkdir -p %t.builddir 3 * RUN: cp %s %t.builddir 4 * RUN: %ocamlopt -warn-error A llvm.cmxa llvm_analysis.cmxa llvm_bitwriter.cmxa %t.builddir/vmcore.ml -o %t 5 * RUN: %t %t.bc 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 10 * XFAIL: vg_leak 11 *) 12 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 15 little ones. *) 16 17open Llvm 18open Llvm_bitwriter 19 20 21(* Tiny unit test framework - really just to help find which line is busted *) 22let exit_status = ref 0 23let suite_name = ref "" 24let group_name = ref "" 25let case_num = ref 0 26let print_checkpoints = false 27let context = global_context () 28let i1_type = Llvm.i1_type context 29let i8_type = Llvm.i8_type context 30let i16_type = Llvm.i16_type context 31let i32_type = Llvm.i32_type context 32let i64_type = Llvm.i64_type context 33let void_type = Llvm.void_type context 34let float_type = Llvm.float_type context 35let double_type = Llvm.double_type context 36let fp128_type = Llvm.fp128_type context 37 38let group name = 39 group_name := !suite_name ^ "/" ^ name; 40 case_num := 0; 41 if print_checkpoints then 42 prerr_endline (" " ^ name ^ "...") 43 44let insist cond = 45 incr case_num; 46 if not cond then 47 exit_status := 10; 48 match print_checkpoints, cond with 49 | false, true -> () 50 | false, false -> 51 prerr_endline ("FAILED: " ^ !suite_name ^ "/" ^ !group_name ^ " #" ^ (string_of_int !case_num)) 52 | true, true -> 53 prerr_endline (" " ^ (string_of_int !case_num)) 54 | true, false -> 55 prerr_endline (" " ^ (string_of_int !case_num) ^ " FAIL") 56 57let suite name f = 58 suite_name := name; 59 if print_checkpoints then 60 prerr_endline (name ^ ":"); 61 f () 62 63 64(*===-- Fixture -----------------------------------------------------------===*) 65 66let filename = Sys.argv.(1) 67let m = create_module context filename 68 69 70(*===-- Conversion --------------------------------------------------------===*) 71 72let 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)) 76 77 78(*===-- Target ------------------------------------------------------------===*) 79 80let test_target () = 81 begin group "triple"; 82 let trip = "i686-apple-darwin8" in 83 set_target_triple trip m; 84 insist (trip = target_triple m) 85 end; 86 87 begin group "layout"; 88 let layout = "bogus" in 89 set_data_layout layout m; 90 insist (layout = data_layout m) 91 end 92 (* CHECK: target datalayout = "bogus" 93 * CHECK: target triple = "i686-apple-darwin8" 94 *) 95 96 97(*===-- Constants ---------------------------------------------------------===*) 98 99let test_constants () = 100 (* CHECK: const_int{{.*}}i32{{.*}}-1 101 *) 102 group "int"; 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); 107 108 (* CHECK: const_sext_int{{.*}}i64{{.*}}-1 109 *) 110 group "sext int"; 111 let c = const_int i64_type (-1) in 112 ignore (define_global "const_sext_int" c m); 113 insist (i64_type = type_of c); 114 115 (* CHECK: const_zext_int64{{.*}}i64{{.*}}4294967295 116 *) 117 group "zext int64"; 118 let c = const_of_int64 i64_type (Int64.of_string "4294967295") false in 119 ignore (define_global "const_zext_int64" c m); 120 insist (i64_type = type_of c); 121 122 (* CHECK: const_int_string{{.*}}i32{{.*}}-1 123 *) 124 group "int string"; 125 let c = const_int_of_string i32_type "-1" 10 in 126 ignore (define_global "const_int_string" c m); 127 insist (i32_type = type_of c); 128 129 (* CHECK: @const_string = global {{.*}}c"cruel\00world" 130 *) 131 group "string"; 132 let c = const_string context "cruel\000world" in 133 ignore (define_global "const_string" c m); 134 insist ((array_type i8_type 11) = type_of c); 135 136 (* CHECK: const_stringz{{.*}}"hi\00again\00" 137 *) 138 group "stringz"; 139 let c = const_stringz context "hi\000again" in 140 ignore (define_global "const_stringz" c m); 141 insist ((array_type i8_type 9) = type_of c); 142 143 (* CHECK: const_single{{.*}}2.75 144 * CHECK: const_double{{.*}}3.1459 145 * CHECK: const_double_string{{.*}}1.25 146 *) 147 begin group "real"; 148 let cs = const_float float_type 2.75 in 149 ignore (define_global "const_single" cs m); 150 insist (float_type = type_of cs); 151 152 let cd = const_float double_type 3.1459 in 153 ignore (define_global "const_double" cd m); 154 insist (double_type = type_of cd); 155 156 let cd = const_float_of_string double_type "1.25" in 157 ignore (define_global "const_double_string" cd m); 158 insist (double_type = type_of cd) 159 end; 160 161 let one = const_int i16_type 1 in 162 let two = const_int i16_type 2 in 163 let three = const_int i32_type 3 in 164 let four = const_int i32_type 4 in 165 166 (* CHECK: const_array{{.*}}[i32 3, i32 4] 167 *) 168 group "array"; 169 let c = const_array i32_type [| three; four |] in 170 ignore (define_global "const_array" c m); 171 insist ((array_type i32_type 2) = (type_of c)); 172 173 (* CHECK: const_vector{{.*}}<i16 1, i16 2{{.*}}> 174 *) 175 group "vector"; 176 let c = const_vector [| one; two; one; two; 177 one; two; one; two |] in 178 ignore (define_global "const_vector" c m); 179 insist ((vector_type i16_type 8) = (type_of c)); 180 181 (* CHECK: const_structure{{.*.}}i16 1, i16 2, i32 3, i32 4 182 *) 183 group "structure"; 184 let c = const_struct context [| one; two; three; four |] in 185 ignore (define_global "const_structure" c m); 186 insist ((struct_type context [| i16_type; i16_type; i32_type; i32_type |]) 187 = (type_of c)); 188 189 (* CHECK: const_null{{.*}}zeroinit 190 *) 191 group "null"; 192 let c = const_null (packed_struct_type context [| i1_type; i8_type; i64_type; 193 double_type |]) in 194 ignore (define_global "const_null" c m); 195 196 (* CHECK: const_all_ones{{.*}}-1 197 *) 198 group "all ones"; 199 let c = const_all_ones i64_type in 200 ignore (define_global "const_all_ones" c m); 201 202 group "pointer null"; begin 203 (* CHECK: const_pointer_null = global i64* null 204 *) 205 let c = const_pointer_null (pointer_type i64_type) in 206 ignore (define_global "const_pointer_null" c m); 207 end; 208 209 (* CHECK: const_undef{{.*}}undef 210 *) 211 group "undef"; 212 let c = undef i1_type in 213 ignore (define_global "const_undef" c m); 214 insist (i1_type = type_of c); 215 insist (is_undef c); 216 217 group "constant arithmetic"; 218 (* CHECK: @const_neg = global i64 sub 219 * CHECK: @const_nsw_neg = global i64 sub nsw 220 * CHECK: @const_nuw_neg = global i64 sub nuw 221 * CHECK: @const_fneg = global double fsub 222 * CHECK: @const_not = global i64 xor 223 * CHECK: @const_add = global i64 add 224 * CHECK: @const_nsw_add = global i64 add nsw 225 * CHECK: @const_nuw_add = global i64 add nuw 226 * CHECK: @const_fadd = global double fadd 227 * CHECK: @const_sub = global i64 sub 228 * CHECK: @const_nsw_sub = global i64 sub nsw 229 * CHECK: @const_nuw_sub = global i64 sub nuw 230 * CHECK: @const_fsub = global double fsub 231 * CHECK: @const_mul = global i64 mul 232 * CHECK: @const_nsw_mul = global i64 mul nsw 233 * CHECK: @const_nuw_mul = global i64 mul nuw 234 * CHECK: @const_fmul = global double fmul 235 * CHECK: @const_udiv = global i64 udiv 236 * CHECK: @const_sdiv = global i64 sdiv 237 * CHECK: @const_exact_sdiv = global i64 sdiv exact 238 * CHECK: @const_fdiv = global double fdiv 239 * CHECK: @const_urem = global i64 urem 240 * CHECK: @const_srem = global i64 srem 241 * CHECK: @const_frem = global double frem 242 * CHECK: @const_and = global i64 and 243 * CHECK: @const_or = global i64 or 244 * CHECK: @const_xor = global i64 xor 245 * CHECK: @const_icmp = global i1 icmp sle 246 * CHECK: @const_fcmp = global i1 fcmp ole 247 *) 248 let void_ptr = pointer_type i8_type in 249 let five = const_int i64_type 5 in 250 let ffive = const_uitofp five double_type in 251 let foldbomb_gv = define_global "FoldBomb" (const_null i8_type) m in 252 let foldbomb = const_ptrtoint foldbomb_gv i64_type in 253 let ffoldbomb = const_uitofp foldbomb double_type in 254 ignore (define_global "const_neg" (const_neg foldbomb) m); 255 ignore (define_global "const_nsw_neg" (const_nsw_neg foldbomb) m); 256 ignore (define_global "const_nuw_neg" (const_nuw_neg foldbomb) m); 257 ignore (define_global "const_fneg" (const_fneg ffoldbomb) m); 258 ignore (define_global "const_not" (const_not foldbomb) m); 259 ignore (define_global "const_add" (const_add foldbomb five) m); 260 ignore (define_global "const_nsw_add" (const_nsw_add foldbomb five) m); 261 ignore (define_global "const_nuw_add" (const_nuw_add foldbomb five) m); 262 ignore (define_global "const_fadd" (const_fadd ffoldbomb ffive) m); 263 ignore (define_global "const_sub" (const_sub foldbomb five) m); 264 ignore (define_global "const_nsw_sub" (const_nsw_sub foldbomb five) m); 265 ignore (define_global "const_nuw_sub" (const_nuw_sub foldbomb five) m); 266 ignore (define_global "const_fsub" (const_fsub ffoldbomb ffive) m); 267 ignore (define_global "const_mul" (const_mul foldbomb five) m); 268 ignore (define_global "const_nsw_mul" (const_nsw_mul foldbomb five) m); 269 ignore (define_global "const_nuw_mul" (const_nuw_mul foldbomb five) m); 270 ignore (define_global "const_fmul" (const_fmul ffoldbomb ffive) m); 271 ignore (define_global "const_udiv" (const_udiv foldbomb five) m); 272 ignore (define_global "const_sdiv" (const_sdiv foldbomb five) m); 273 ignore (define_global "const_exact_sdiv" (const_exact_sdiv foldbomb five) m); 274 ignore (define_global "const_fdiv" (const_fdiv ffoldbomb ffive) m); 275 ignore (define_global "const_urem" (const_urem foldbomb five) m); 276 ignore (define_global "const_srem" (const_srem foldbomb five) m); 277 ignore (define_global "const_frem" (const_frem ffoldbomb ffive) m); 278 ignore (define_global "const_and" (const_and foldbomb five) m); 279 ignore (define_global "const_or" (const_or foldbomb five) m); 280 ignore (define_global "const_xor" (const_xor foldbomb five) m); 281 ignore (define_global "const_icmp" (const_icmp Icmp.Sle foldbomb five) m); 282 ignore (define_global "const_fcmp" (const_fcmp Fcmp.Ole ffoldbomb ffive) m); 283 284 group "constant casts"; 285 (* CHECK: const_trunc{{.*}}trunc 286 * CHECK: const_sext{{.*}}sext 287 * CHECK: const_zext{{.*}}zext 288 * CHECK: const_fptrunc{{.*}}fptrunc 289 * CHECK: const_fpext{{.*}}fpext 290 * CHECK: const_uitofp{{.*}}uitofp 291 * CHECK: const_sitofp{{.*}}sitofp 292 * CHECK: const_fptoui{{.*}}fptoui 293 * CHECK: const_fptosi{{.*}}fptosi 294 * CHECK: const_ptrtoint{{.*}}ptrtoint 295 * CHECK: const_inttoptr{{.*}}inttoptr 296 * CHECK: const_bitcast{{.*}}bitcast 297 * CHECK: const_intcast{{.*}}zext 298 *) 299 let i128_type = integer_type context 128 in 300 ignore (define_global "const_trunc" (const_trunc (const_add foldbomb five) 301 i8_type) m); 302 ignore (define_global "const_sext" (const_sext foldbomb i128_type) m); 303 ignore (define_global "const_zext" (const_zext foldbomb i128_type) m); 304 ignore (define_global "const_fptrunc" (const_fptrunc ffoldbomb float_type) m); 305 ignore (define_global "const_fpext" (const_fpext ffoldbomb fp128_type) m); 306 ignore (define_global "const_uitofp" (const_uitofp foldbomb double_type) m); 307 ignore (define_global "const_sitofp" (const_sitofp foldbomb double_type) m); 308 ignore (define_global "const_fptoui" (const_fptoui ffoldbomb i32_type) m); 309 ignore (define_global "const_fptosi" (const_fptosi ffoldbomb i32_type) m); 310 ignore (define_global "const_ptrtoint" (const_ptrtoint 311 (const_gep (const_null (pointer_type i8_type)) 312 [| const_int i32_type 1 |]) 313 i32_type) m); 314 ignore (define_global "const_inttoptr" (const_inttoptr (const_add foldbomb five) 315 void_ptr) m); 316 ignore (define_global "const_bitcast" (const_bitcast ffoldbomb i64_type) m); 317 ignore (define_global "const_intcast" 318 (const_intcast foldbomb i128_type ~is_signed:false) m); 319 320 group "misc constants"; 321 (* CHECK: const_size_of{{.*}}getelementptr{{.*}}null 322 * CHECK: const_gep{{.*}}getelementptr 323 * CHECK: const_select{{.*}}select 324 * CHECK: const_extractelement{{.*}}extractelement 325 * CHECK: const_insertelement{{.*}}insertelement 326 * CHECK: const_shufflevector = global <4 x i32> <i32 0, i32 1, i32 1, i32 0> 327 *) 328 ignore (define_global "const_size_of" (size_of (pointer_type i8_type)) m); 329 ignore (define_global "const_gep" (const_gep foldbomb_gv [| five |]) m); 330 ignore (define_global "const_select" (const_select 331 (const_icmp Icmp.Sle foldbomb five) 332 (const_int i8_type (-1)) 333 (const_int i8_type 0)) m); 334 let zero = const_int i32_type 0 in 335 let one = const_int i32_type 1 in 336 ignore (define_global "const_extractelement" (const_extractelement 337 (const_vector [| zero; one; zero; one |]) 338 (const_trunc foldbomb i32_type)) m); 339 ignore (define_global "const_insertelement" (const_insertelement 340 (const_vector [| zero; one; zero; one |]) 341 zero (const_trunc foldbomb i32_type)) m); 342 ignore (define_global "const_shufflevector" (const_shufflevector 343 (const_vector [| zero; one |]) 344 (const_vector [| one; zero |]) 345 (const_vector [| const_int i32_type 0; const_int i32_type 1; 346 const_int i32_type 2; const_int i32_type 3 |])) m); 347 348 group "asm"; begin 349 let ft = function_type void_type [| i32_type; i32_type; i32_type |] in 350 ignore (const_inline_asm 351 ft 352 "" 353 "{cx},{ax},{di},~{dirflag},~{fpsr},~{flags},~{edi},~{ecx}" 354 true 355 false) 356 end; 357 358 group "recursive struct"; begin 359 let nsty = named_struct_type context "rec" in 360 let pty = pointer_type nsty in 361 struct_set_body nsty [| i32_type; pty |] false; 362 let elts = [| const_int i32_type 4; const_pointer_null pty |] in 363 let grec_init = const_named_struct nsty elts in 364 ignore (define_global "grec" grec_init m); 365 ignore (string_of_lltype nsty); 366 end 367 368 369(*===-- Global Values -----------------------------------------------------===*) 370 371let test_global_values () = 372 let (++) x f = f x; x in 373 let zero32 = const_null i32_type in 374 375 (* CHECK: GVal01 376 *) 377 group "naming"; 378 let g = define_global "TEMPORARY" zero32 m in 379 insist ("TEMPORARY" = value_name g); 380 set_value_name "GVal01" g; 381 insist ("GVal01" = value_name g); 382 383 (* CHECK: GVal02{{.*}}linkonce 384 *) 385 group "linkage"; 386 let g = define_global "GVal02" zero32 m ++ 387 set_linkage Linkage.Link_once in 388 insist (Linkage.Link_once = linkage g); 389 390 (* CHECK: GVal03{{.*}}Hanalei 391 *) 392 group "section"; 393 let g = define_global "GVal03" zero32 m ++ 394 set_section "Hanalei" in 395 insist ("Hanalei" = section g); 396 397 (* CHECK: GVal04{{.*}}hidden 398 *) 399 group "visibility"; 400 let g = define_global "GVal04" zero32 m ++ 401 set_visibility Visibility.Hidden in 402 insist (Visibility.Hidden = visibility g); 403 404 (* CHECK: GVal05{{.*}}align 128 405 *) 406 group "alignment"; 407 let g = define_global "GVal05" zero32 m ++ 408 set_alignment 128 in 409 insist (128 = alignment g) 410 411 412(*===-- Global Variables --------------------------------------------------===*) 413 414let test_global_variables () = 415 let (++) x f = f x; x in 416 let fourty_two32 = const_int i32_type 42 in 417 418 group "declarations"; begin 419 (* CHECK: @GVar01 = external global i32 420 * CHECK: @QGVar01 = external addrspace(3) global i32 421 *) 422 insist (None == lookup_global "GVar01" m); 423 let g = declare_global i32_type "GVar01" m in 424 insist (is_declaration g); 425 insist (pointer_type float_type == 426 type_of (declare_global float_type "GVar01" m)); 427 insist (g == declare_global i32_type "GVar01" m); 428 insist (match lookup_global "GVar01" m with Some x -> x = g 429 | None -> false); 430 431 insist (None == lookup_global "QGVar01" m); 432 let g = declare_qualified_global i32_type "QGVar01" 3 m in 433 insist (is_declaration g); 434 insist (qualified_pointer_type float_type 3 == 435 type_of (declare_qualified_global float_type "QGVar01" 3 m)); 436 insist (g == declare_qualified_global i32_type "QGVar01" 3 m); 437 insist (match lookup_global "QGVar01" m with Some x -> x = g 438 | None -> false); 439 end; 440 441 group "definitions"; begin 442 (* CHECK: @GVar02 = global i32 42 443 * CHECK: @GVar03 = global i32 42 444 * CHECK: @QGVar02 = addrspace(3) global i32 42 445 * CHECK: @QGVar03 = addrspace(3) global i32 42 446 *) 447 let g = define_global "GVar02" fourty_two32 m in 448 let g2 = declare_global i32_type "GVar03" m ++ 449 set_initializer fourty_two32 in 450 insist (not (is_declaration g)); 451 insist (not (is_declaration g2)); 452 insist ((global_initializer g) == (global_initializer g2)); 453 454 let g = define_qualified_global "QGVar02" fourty_two32 3 m in 455 let g2 = declare_qualified_global i32_type "QGVar03" 3 m ++ 456 set_initializer fourty_two32 in 457 insist (not (is_declaration g)); 458 insist (not (is_declaration g2)); 459 insist ((global_initializer g) == (global_initializer g2)); 460 end; 461 462 (* CHECK: GVar04{{.*}}thread_local 463 *) 464 group "threadlocal"; 465 let g = define_global "GVar04" fourty_two32 m ++ 466 set_thread_local true in 467 insist (is_thread_local g); 468 469 (* CHECK: GVar05{{.*}}thread_local(initialexec) 470 *) 471 group "threadlocal_mode"; 472 let g = define_global "GVar05" fourty_two32 m ++ 473 set_thread_local_mode ThreadLocalMode.InitialExec in 474 insist ((thread_local_mode g) = ThreadLocalMode.InitialExec); 475 476 (* CHECK: GVar06{{.*}}externally_initialized 477 *) 478 group "externally_initialized"; 479 let g = define_global "GVar06" fourty_two32 m ++ 480 set_externally_initialized true in 481 insist (is_externally_initialized g); 482 483 (* CHECK-NOWHERE-NOT: GVar07 484 *) 485 group "delete"; 486 let g = define_global "GVar07" fourty_two32 m in 487 delete_global g; 488 489 (* CHECK: ConstGlobalVar{{.*}}constant 490 *) 491 group "constant"; 492 let g = define_global "ConstGlobalVar" fourty_two32 m in 493 insist (not (is_global_constant g)); 494 set_global_constant true g; 495 insist (is_global_constant g); 496 497 begin group "iteration"; 498 let m = create_module context "temp" in 499 500 insist (At_end m = global_begin m); 501 insist (At_start m = global_end m); 502 503 let g1 = declare_global i32_type "One" m in 504 let g2 = declare_global i32_type "Two" m in 505 506 insist (Before g1 = global_begin m); 507 insist (Before g2 = global_succ g1); 508 insist (At_end m = global_succ g2); 509 510 insist (After g2 = global_end m); 511 insist (After g1 = global_pred g2); 512 insist (At_start m = global_pred g1); 513 514 let lf s x = s ^ "->" ^ value_name x in 515 insist ("->One->Two" = fold_left_globals lf "" m); 516 517 let rf x s = value_name x ^ "<-" ^ s in 518 insist ("One<-Two<-" = fold_right_globals rf m ""); 519 520 dispose_module m 521 end 522 523(* String globals built below are emitted here. 524 * CHECK: build_global_string{{.*}}stringval 525 *) 526 527 528(*===-- Uses --------------------------------------------------------------===*) 529 530let test_uses () = 531 let ty = function_type i32_type [| i32_type; i32_type |] in 532 let fn = define_function "use_function" ty m in 533 let b = builder_at_end context (entry_block fn) in 534 535 let p1 = param fn 0 in 536 let p2 = param fn 1 in 537 let v1 = build_add p1 p2 "v1" b in 538 let v2 = build_add p1 v1 "v2" b in 539 let _ = build_add v1 v2 "v3" b in 540 541 let lf s u = value_name (user u) ^ "->" ^ s in 542 insist ("v2->v3->" = fold_left_uses lf "" v1); 543 let rf u s = value_name (user u) ^ "<-" ^ s in 544 insist ("v3<-v2<-" = fold_right_uses rf v1 ""); 545 546 let lf s u = value_name (used_value u) ^ "->" ^ s in 547 insist ("v1->v1->" = fold_left_uses lf "" v1); 548 549 let rf u s = value_name (used_value u) ^ "<-" ^ s in 550 insist ("v1<-v1<-" = fold_right_uses rf v1 ""); 551 552 ignore (build_unreachable b) 553 554 555(*===-- Users -------------------------------------------------------------===*) 556 557let test_users () = 558 let ty = function_type i32_type [| i32_type; i32_type |] in 559 let fn = define_function "user_function" ty m in 560 let b = builder_at_end context (entry_block fn) in 561 562 let p1 = param fn 0 in 563 let p2 = param fn 1 in 564 let a3 = build_alloca i32_type "user_alloca" b in 565 let p3 = build_load a3 "user_load" b in 566 let i = build_add p1 p2 "sum" b in 567 568 insist ((num_operands i) = 2); 569 insist ((operand i 0) = p1); 570 insist ((operand i 1) = p2); 571 572 set_operand i 1 p3; 573 insist ((operand i 1) != p2); 574 insist ((operand i 1) = p3); 575 576 ignore (build_unreachable b) 577 578 579(*===-- Aliases -----------------------------------------------------------===*) 580 581let test_aliases () = 582 (* CHECK: @alias = alias i32* @aliasee 583 *) 584 let v = declare_global i32_type "aliasee" m in 585 ignore (add_alias m (pointer_type i32_type) v "alias") 586 587 588(*===-- Functions ---------------------------------------------------------===*) 589 590let test_functions () = 591 let ty = function_type i32_type [| i32_type; i64_type |] in 592 let ty2 = function_type i8_type [| i8_type; i64_type |] in 593 594 (* CHECK: declare i32 @Fn1(i32, i64) 595 *) 596 begin group "declare"; 597 insist (None = lookup_function "Fn1" m); 598 let fn = declare_function "Fn1" ty m in 599 insist (pointer_type ty = type_of fn); 600 insist (is_declaration fn); 601 insist (0 = Array.length (basic_blocks fn)); 602 insist (pointer_type ty2 == type_of (declare_function "Fn1" ty2 m)); 603 insist (fn == declare_function "Fn1" ty m); 604 insist (None <> lookup_function "Fn1" m); 605 insist (match lookup_function "Fn1" m with Some x -> x = fn 606 | None -> false); 607 insist (m == global_parent fn) 608 end; 609 610 (* CHECK-NOWHERE-NOT: Fn2 611 *) 612 group "delete"; 613 let fn = declare_function "Fn2" ty m in 614 delete_function fn; 615 616 (* CHECK: define{{.*}}Fn3 617 *) 618 group "define"; 619 let fn = define_function "Fn3" ty m in 620 insist (not (is_declaration fn)); 621 insist (1 = Array.length (basic_blocks fn)); 622 ignore (build_unreachable (builder_at_end context (entry_block fn))); 623 624 (* CHECK: define{{.*}}Fn4{{.*}}Param1{{.*}}Param2 625 *) 626 group "params"; 627 let fn = define_function "Fn4" ty m in 628 let params = params fn in 629 insist (2 = Array.length params); 630 insist (params.(0) = param fn 0); 631 insist (params.(1) = param fn 1); 632 insist (i32_type = type_of params.(0)); 633 insist (i64_type = type_of params.(1)); 634 set_value_name "Param1" params.(0); 635 set_value_name "Param2" params.(1); 636 ignore (build_unreachable (builder_at_end context (entry_block fn))); 637 638 (* CHECK: fastcc{{.*}}Fn5 639 *) 640 group "callconv"; 641 let fn = define_function "Fn5" ty m in 642 insist (CallConv.c = function_call_conv fn); 643 set_function_call_conv CallConv.fast fn; 644 insist (CallConv.fast = function_call_conv fn); 645 ignore (build_unreachable (builder_at_end context (entry_block fn))); 646 647 begin group "gc"; 648 (* CHECK: Fn6{{.*}}gc{{.*}}shadowstack 649 *) 650 let fn = define_function "Fn6" ty m in 651 insist (None = gc fn); 652 set_gc (Some "ocaml") fn; 653 insist (Some "ocaml" = gc fn); 654 set_gc None fn; 655 insist (None = gc fn); 656 set_gc (Some "shadowstack") fn; 657 ignore (build_unreachable (builder_at_end context (entry_block fn))); 658 end; 659 660 begin group "iteration"; 661 let m = create_module context "temp" in 662 663 insist (At_end m = function_begin m); 664 insist (At_start m = function_end m); 665 666 let f1 = define_function "One" ty m in 667 let f2 = define_function "Two" ty m in 668 669 insist (Before f1 = function_begin m); 670 insist (Before f2 = function_succ f1); 671 insist (At_end m = function_succ f2); 672 673 insist (After f2 = function_end m); 674 insist (After f1 = function_pred f2); 675 insist (At_start m = function_pred f1); 676 677 let lf s x = s ^ "->" ^ value_name x in 678 insist ("->One->Two" = fold_left_functions lf "" m); 679 680 let rf x s = value_name x ^ "<-" ^ s in 681 insist ("One<-Two<-" = fold_right_functions rf m ""); 682 683 dispose_module m 684 end 685 686 687(*===-- Params ------------------------------------------------------------===*) 688 689let test_params () = 690 begin group "iteration"; 691 let m = create_module context "temp" in 692 693 let vf = define_function "void" (function_type void_type [| |]) m in 694 695 insist (At_end vf = param_begin vf); 696 insist (At_start vf = param_end vf); 697 698 let ty = function_type void_type [| i32_type; i32_type |] in 699 let f = define_function "f" ty m in 700 let p1 = param f 0 in 701 let p2 = param f 1 in 702 set_value_name "One" p1; 703 set_value_name "Two" p2; 704 add_param_attr p1 Attribute.Sext; 705 add_param_attr p2 Attribute.Noalias; 706 remove_param_attr p2 Attribute.Noalias; 707 add_function_attr f Attribute.Nounwind; 708 add_function_attr f Attribute.Noreturn; 709 remove_function_attr f Attribute.Noreturn; 710 711 insist (Before p1 = param_begin f); 712 insist (Before p2 = param_succ p1); 713 insist (At_end f = param_succ p2); 714 715 insist (After p2 = param_end f); 716 insist (After p1 = param_pred p2); 717 insist (At_start f = param_pred p1); 718 719 let lf s x = s ^ "->" ^ value_name x in 720 insist ("->One->Two" = fold_left_params lf "" f); 721 722 let rf x s = value_name x ^ "<-" ^ s in 723 insist ("One<-Two<-" = fold_right_params rf f ""); 724 725 dispose_module m 726 end 727 728 729(*===-- Basic Blocks ------------------------------------------------------===*) 730 731let test_basic_blocks () = 732 let ty = function_type void_type [| |] in 733 734 (* CHECK: Bb1 735 *) 736 group "entry"; 737 let fn = declare_function "X" ty m in 738 let bb = append_block context "Bb1" fn in 739 insist (bb = entry_block fn); 740 ignore (build_unreachable (builder_at_end context bb)); 741 742 (* CHECK-NOWHERE-NOT: Bb2 743 *) 744 group "delete"; 745 let fn = declare_function "X2" ty m in 746 let bb = append_block context "Bb2" fn in 747 delete_block bb; 748 749 group "insert"; 750 let fn = declare_function "X3" ty m in 751 let bbb = append_block context "b" fn in 752 let bba = insert_block context "a" bbb in 753 insist ([| bba; bbb |] = basic_blocks fn); 754 ignore (build_unreachable (builder_at_end context bba)); 755 ignore (build_unreachable (builder_at_end context bbb)); 756 757 (* CHECK: Bb3 758 *) 759 group "name/value"; 760 let fn = define_function "X4" ty m in 761 let bb = entry_block fn in 762 ignore (build_unreachable (builder_at_end context bb)); 763 let bbv = value_of_block bb in 764 set_value_name "Bb3" bbv; 765 insist ("Bb3" = value_name bbv); 766 767 group "casts"; 768 let fn = define_function "X5" ty m in 769 let bb = entry_block fn in 770 ignore (build_unreachable (builder_at_end context bb)); 771 insist (bb = block_of_value (value_of_block bb)); 772 insist (value_is_block (value_of_block bb)); 773 insist (not (value_is_block (const_null i32_type))); 774 775 begin group "iteration"; 776 let m = create_module context "temp" in 777 let f = declare_function "Temp" (function_type i32_type [| |]) m in 778 779 insist (At_end f = block_begin f); 780 insist (At_start f = block_end f); 781 782 let b1 = append_block context "One" f in 783 let b2 = append_block context "Two" f in 784 785 insist (Before b1 = block_begin f); 786 insist (Before b2 = block_succ b1); 787 insist (At_end f = block_succ b2); 788 789 insist (After b2 = block_end f); 790 insist (After b1 = block_pred b2); 791 insist (At_start f = block_pred b1); 792 793 let lf s x = s ^ "->" ^ value_name (value_of_block x) in 794 insist ("->One->Two" = fold_left_blocks lf "" f); 795 796 let rf x s = value_name (value_of_block x) ^ "<-" ^ s in 797 insist ("One<-Two<-" = fold_right_blocks rf f ""); 798 799 dispose_module m 800 end 801 802 803(*===-- Instructions ------------------------------------------------------===*) 804 805let test_instructions () = 806 begin group "iteration"; 807 let m = create_module context "temp" in 808 let fty = function_type void_type [| i32_type; i32_type |] in 809 let f = define_function "f" fty m in 810 let bb = entry_block f in 811 let b = builder_at context (At_end bb) in 812 813 insist (At_end bb = instr_begin bb); 814 insist (At_start bb = instr_end bb); 815 816 let i1 = build_add (param f 0) (param f 1) "One" b in 817 let i2 = build_sub (param f 0) (param f 1) "Two" b in 818 819 insist (Before i1 = instr_begin bb); 820 insist (Before i2 = instr_succ i1); 821 insist (At_end bb = instr_succ i2); 822 823 insist (After i2 = instr_end bb); 824 insist (After i1 = instr_pred i2); 825 insist (At_start bb = instr_pred i1); 826 827 let lf s x = s ^ "->" ^ value_name x in 828 insist ("->One->Two" = fold_left_instrs lf "" bb); 829 830 let rf x s = value_name x ^ "<-" ^ s in 831 insist ("One<-Two<-" = fold_right_instrs rf bb ""); 832 833 dispose_module m 834 end 835 836 837(*===-- Builder -----------------------------------------------------------===*) 838 839let test_builder () = 840 let (++) x f = f x; x in 841 842 begin group "parent"; 843 insist (try 844 ignore (insertion_block (builder context)); 845 false 846 with Not_found -> 847 true); 848 849 let fty = function_type void_type [| i32_type |] in 850 let fn = define_function "BuilderParent" fty m in 851 let bb = entry_block fn in 852 let b = builder_at_end context bb in 853 let p = param fn 0 in 854 let sum = build_add p p "sum" b in 855 ignore (build_ret_void b); 856 857 insist (fn = block_parent bb); 858 insist (fn = param_parent p); 859 insist (bb = instr_parent sum); 860 insist (bb = insertion_block b) 861 end; 862 863 group "ret void"; 864 begin 865 (* CHECK: ret void 866 *) 867 let fty = function_type void_type [| |] in 868 let fn = declare_function "X6" fty m in 869 let b = builder_at_end context (append_block context "Bb01" fn) in 870 ignore (build_ret_void b) 871 end; 872 873 group "ret aggregate"; 874 begin 875 (* CHECK: ret { i8, i64 } { i8 4, i64 5 } 876 *) 877 let sty = struct_type context [| i8_type; i64_type |] in 878 let fty = function_type sty [| |] in 879 let fn = declare_function "XA6" fty m in 880 let b = builder_at_end context (append_block context "Bb01" fn) in 881 let agg = [| const_int i8_type 4; const_int i64_type 5 |] in 882 ignore (build_aggregate_ret agg b) 883 end; 884 885 (* The rest of the tests will use one big function. *) 886 let fty = function_type i32_type [| i32_type; i32_type |] in 887 let fn = define_function "X7" fty m in 888 let atentry = builder_at_end context (entry_block fn) in 889 let p1 = param fn 0 ++ set_value_name "P1" in 890 let p2 = param fn 1 ++ set_value_name "P2" in 891 let f1 = build_uitofp p1 float_type "F1" atentry in 892 let f2 = build_uitofp p2 float_type "F2" atentry in 893 894 let bb00 = append_block context "Bb00" fn in 895 ignore (build_unreachable (builder_at_end context bb00)); 896 897 group "function attribute"; 898 begin 899 ignore (add_function_attr fn Attribute.UWTable); 900 (* CHECK: X7{{.*}}#0 901 * #0 is uwtable, defined at EOF. 902 *) 903 insist ([Attribute.UWTable] = function_attr fn); 904 end; 905 906 group "casts"; begin 907 let void_ptr = pointer_type i8_type in 908 909 (* CHECK-DAG: %build_trunc = trunc i32 %P1 to i8 910 * CHECK-DAG: %build_trunc2 = trunc i32 %P1 to i8 911 * CHECK-DAG: %build_trunc3 = trunc i32 %P1 to i8 912 * CHECK-DAG: %build_zext = zext i8 %build_trunc to i32 913 * CHECK-DAG: %build_zext2 = zext i8 %build_trunc to i32 914 * CHECK-DAG: %build_sext = sext i32 %build_zext to i64 915 * CHECK-DAG: %build_sext2 = sext i32 %build_zext to i64 916 * CHECK-DAG: %build_sext3 = sext i32 %build_zext to i64 917 * CHECK-DAG: %build_uitofp = uitofp i64 %build_sext to float 918 * CHECK-DAG: %build_sitofp = sitofp i32 %build_zext to double 919 * CHECK-DAG: %build_fptoui = fptoui float %build_uitofp to i32 920 * CHECK-DAG: %build_fptosi = fptosi double %build_sitofp to i64 921 * CHECK-DAG: %build_fptrunc = fptrunc double %build_sitofp to float 922 * CHECK-DAG: %build_fptrunc2 = fptrunc double %build_sitofp to float 923 * CHECK-DAG: %build_fpext = fpext float %build_fptrunc to double 924 * CHECK-DAG: %build_fpext2 = fpext float %build_fptrunc to double 925 * CHECK-DAG: %build_inttoptr = inttoptr i32 %P1 to i8* 926 * CHECK-DAG: %build_ptrtoint = ptrtoint i8* %build_inttoptr to i64 927 * CHECK-DAG: %build_ptrtoint2 = ptrtoint i8* %build_inttoptr to i64 928 * CHECK-DAG: %build_bitcast = bitcast i64 %build_ptrtoint to double 929 * CHECK-DAG: %build_bitcast2 = bitcast i64 %build_ptrtoint to double 930 * CHECK-DAG: %build_bitcast3 = bitcast i64 %build_ptrtoint to double 931 * CHECK-DAG: %build_bitcast4 = bitcast i64 %build_ptrtoint to double 932 * CHECK-DAG: %build_pointercast = bitcast i8* %build_inttoptr to i16* 933 *) 934 let inst28 = build_trunc p1 i8_type "build_trunc" atentry in 935 let inst29 = build_zext inst28 i32_type "build_zext" atentry in 936 let inst30 = build_sext inst29 i64_type "build_sext" atentry in 937 let inst31 = build_uitofp inst30 float_type "build_uitofp" atentry in 938 let inst32 = build_sitofp inst29 double_type "build_sitofp" atentry in 939 ignore(build_fptoui inst31 i32_type "build_fptoui" atentry); 940 ignore(build_fptosi inst32 i64_type "build_fptosi" atentry); 941 let inst35 = build_fptrunc inst32 float_type "build_fptrunc" atentry in 942 ignore(build_fpext inst35 double_type "build_fpext" atentry); 943 let inst37 = build_inttoptr p1 void_ptr "build_inttoptr" atentry in 944 let inst38 = build_ptrtoint inst37 i64_type "build_ptrtoint" atentry in 945 ignore(build_bitcast inst38 double_type "build_bitcast" atentry); 946 ignore(build_zext_or_bitcast inst38 double_type "build_bitcast2" atentry); 947 ignore(build_sext_or_bitcast inst38 double_type "build_bitcast3" atentry); 948 ignore(build_trunc_or_bitcast inst38 double_type "build_bitcast4" atentry); 949 ignore(build_pointercast inst37 (pointer_type i16_type) "build_pointercast" atentry); 950 951 ignore(build_zext_or_bitcast inst28 i32_type "build_zext2" atentry); 952 ignore(build_sext_or_bitcast inst29 i64_type "build_sext2" atentry); 953 ignore(build_trunc_or_bitcast p1 i8_type "build_trunc2" atentry); 954 ignore(build_pointercast inst37 i64_type "build_ptrtoint2" atentry); 955 ignore(build_intcast inst29 i64_type "build_sext3" atentry); 956 ignore(build_intcast p1 i8_type "build_trunc3" atentry); 957 ignore(build_fpcast inst35 double_type "build_fpext2" atentry); 958 ignore(build_fpcast inst32 float_type "build_fptrunc2" atentry); 959 end; 960 961 group "comparisons"; begin 962 (* CHECK: %build_icmp_ne = icmp ne i32 %P1, %P2 963 * CHECK: %build_icmp_sle = icmp sle i32 %P2, %P1 964 * CHECK: %build_fcmp_false = fcmp false float %F1, %F2 965 * CHECK: %build_fcmp_true = fcmp true float %F2, %F1 966 * CHECK: %build_is_null{{.*}}= icmp eq{{.*}}%X0,{{.*}}null 967 * CHECK: %build_is_not_null = icmp ne i8* %X1, null 968 * CHECK: %build_ptrdiff 969 *) 970 ignore (build_icmp Icmp.Ne p1 p2 "build_icmp_ne" atentry); 971 ignore (build_icmp Icmp.Sle p2 p1 "build_icmp_sle" atentry); 972 ignore (build_fcmp Fcmp.False f1 f2 "build_fcmp_false" atentry); 973 ignore (build_fcmp Fcmp.True f2 f1 "build_fcmp_true" atentry); 974 let g0 = declare_global (pointer_type i8_type) "g0" m in 975 let g1 = declare_global (pointer_type i8_type) "g1" m in 976 let p0 = build_load g0 "X0" atentry in 977 let p1 = build_load g1 "X1" atentry in 978 ignore (build_is_null p0 "build_is_null" atentry); 979 ignore (build_is_not_null p1 "build_is_not_null" atentry); 980 ignore (build_ptrdiff p1 p0 "build_ptrdiff" atentry); 981 end; 982 983 group "miscellaneous"; begin 984 (* CHECK: %build_call = tail call cc63 i32 @{{.*}}(i32 signext %P2, i32 %P1) 985 * CHECK: %build_select = select i1 %build_icmp, i32 %P1, i32 %P2 986 * CHECK: %build_va_arg = va_arg i8** null, i32 987 * CHECK: %build_extractelement = extractelement <4 x i32> %Vec1, i32 %P2 988 * CHECK: %build_insertelement = insertelement <4 x i32> %Vec1, i32 %P1, i32 %P2 989 * CHECK: %build_shufflevector = shufflevector <4 x i32> %Vec1, <4 x i32> %Vec2, <4 x i32> <i32 1, i32 1, i32 0, i32 0> 990 * CHECK: %build_insertvalue0 = insertvalue{{.*}}%bl, i32 1, 0 991 * CHECK: %build_extractvalue = extractvalue{{.*}}%build_insertvalue1, 1 992 *) 993 let ci = build_call fn [| p2; p1 |] "build_call" atentry in 994 insist (CallConv.c = instruction_call_conv ci); 995 set_instruction_call_conv 63 ci; 996 insist (63 = instruction_call_conv ci); 997 insist (not (is_tail_call ci)); 998 set_tail_call true ci; 999 insist (is_tail_call ci); 1000 add_instruction_param_attr ci 1 Attribute.Sext; 1001 add_instruction_param_attr ci 2 Attribute.Noalias; 1002 remove_instruction_param_attr ci 2 Attribute.Noalias; 1003 1004 let inst46 = build_icmp Icmp.Eq p1 p2 "build_icmp" atentry in 1005 ignore (build_select inst46 p1 p2 "build_select" atentry); 1006 ignore (build_va_arg 1007 (const_null (pointer_type (pointer_type i8_type))) 1008 i32_type "build_va_arg" atentry); 1009 1010 (* Set up some vector vregs. *) 1011 let one = const_int i32_type 1 in 1012 let zero = const_int i32_type 0 in 1013 let t1 = const_vector [| one; zero; one; zero |] in 1014 let t2 = const_vector [| zero; one; zero; one |] in 1015 let t3 = const_vector [| one; one; zero; zero |] in 1016 let vec1 = build_insertelement t1 p1 p2 "Vec1" atentry in 1017 let vec2 = build_insertelement t2 p1 p2 "Vec2" atentry in 1018 let sty = struct_type context [| i32_type; i8_type |] in 1019 1020 ignore (build_extractelement vec1 p2 "build_extractelement" atentry); 1021 ignore (build_insertelement vec1 p1 p2 "build_insertelement" atentry); 1022 ignore (build_shufflevector vec1 vec2 t3 "build_shufflevector" atentry); 1023 1024 let p = build_alloca sty "ba" atentry in 1025 let agg = build_load p "bl" atentry in 1026 let agg0 = build_insertvalue agg (const_int i32_type 1) 0 1027 "build_insertvalue0" atentry in 1028 let agg1 = build_insertvalue agg0 (const_int i8_type 2) 1 1029 "build_insertvalue1" atentry in 1030 ignore (build_extractvalue agg1 1 "build_extractvalue" atentry) 1031 end; 1032 1033 group "metadata"; begin 1034 (* CHECK: %metadata = add i32 %P1, %P2, !test !1 1035 * !1 is metadata emitted at EOF. 1036 *) 1037 let i = build_add p1 p2 "metadata" atentry in 1038 insist ((has_metadata i) = false); 1039 1040 let m1 = const_int i32_type 1 in 1041 let m2 = mdstring context "metadata test" in 1042 let md = mdnode context [| m1; m2 |] in 1043 1044 let kind = mdkind_id context "test" in 1045 set_metadata i kind md; 1046 1047 insist ((has_metadata i) = true); 1048 insist ((metadata i kind) = Some md); 1049 1050 clear_metadata i kind; 1051 1052 insist ((has_metadata i) = false); 1053 insist ((metadata i kind) = None); 1054 1055 set_metadata i kind md 1056 end; 1057 1058 group "named metadata"; begin 1059 (* !llvm.module.flags is emitted at EOF. *) 1060 let n1 = const_int i32_type 1 in 1061 let n2 = mdstring context "Debug Info Version" in 1062 let md = mdnode context [| n1; n2; n1 |] in 1063 add_named_metadata_operand m "llvm.module.flags" md; 1064 1065 insist ((get_named_metadata m "llvm.module.flags") = [| md |]) 1066 end; 1067 1068 group "dbg"; begin 1069 (* CHECK: %dbg = add i32 %P1, %P2, !dbg !2 1070 * !2 is metadata emitted at EOF. 1071 *) 1072 insist ((current_debug_location atentry) = None); 1073 1074 let m_line = const_int i32_type 2 in 1075 let m_col = const_int i32_type 3 in 1076 let m_scope = mdnode context [| |] in 1077 let m_inlined = mdnode context [| |] in 1078 let md = mdnode context [| m_line; m_col; m_scope; m_inlined |] in 1079 set_current_debug_location atentry md; 1080 1081 insist ((current_debug_location atentry) = Some md); 1082 1083 let i = build_add p1 p2 "dbg" atentry in 1084 insist ((has_metadata i) = true); 1085 1086 clear_current_debug_location atentry 1087 end; 1088 1089 group "ret"; begin 1090 (* CHECK: ret{{.*}}P1 1091 *) 1092 let ret = build_ret p1 atentry in 1093 position_before ret atentry 1094 end; 1095 1096 (* see test/Feature/exception.ll *) 1097 let bblpad = append_block context "Bblpad" fn in 1098 let rt = struct_type context [| pointer_type i8_type; i32_type |] in 1099 let ft = var_arg_function_type i32_type [||] in 1100 let personality = declare_function "__gxx_personality_v0" ft m in 1101 let ztic = declare_global (pointer_type i8_type) "_ZTIc" m in 1102 let ztid = declare_global (pointer_type i8_type) "_ZTId" m in 1103 let ztipkc = declare_global (pointer_type i8_type) "_ZTIPKc" m in 1104 begin 1105 set_global_constant true ztic; 1106 set_global_constant true ztid; 1107 set_global_constant true ztipkc; 1108 let lp = build_landingpad rt personality 0 "lpad" 1109 (builder_at_end context bblpad) in begin 1110 set_cleanup lp true; 1111 add_clause lp ztic; 1112 insist((pointer_type (pointer_type i8_type)) = type_of ztid); 1113 let ety = pointer_type (pointer_type i8_type) in 1114 add_clause lp (const_array ety [| ztipkc; ztid |]); 1115 ignore (build_resume lp (builder_at_end context bblpad)); 1116 end; 1117 (* CHECK: landingpad{{.*}}personality{{.*}}__gxx_personality_v0 1118 * CHECK: cleanup 1119 * CHECK: catch{{.*}}i8**{{.*}}@_ZTIc 1120 * CHECK: filter{{.*}}@_ZTIPKc{{.*}}@_ZTId 1121 * CHECK: resume 1122 * *) 1123 end; 1124 1125 group "br"; begin 1126 (* CHECK: br{{.*}}Bb02 1127 *) 1128 let bb02 = append_block context "Bb02" fn in 1129 let b = builder_at_end context bb02 in 1130 ignore (build_br bb02 b) 1131 end; 1132 1133 group "cond_br"; begin 1134 (* CHECK: br{{.*}}build_br{{.*}}Bb03{{.*}}Bb00 1135 *) 1136 let bb03 = append_block context "Bb03" fn in 1137 let b = builder_at_end context bb03 in 1138 let cond = build_trunc p1 i1_type "build_br" b in 1139 ignore (build_cond_br cond bb03 bb00 b) 1140 end; 1141 1142 group "switch"; begin 1143 (* CHECK: switch{{.*}}P1{{.*}}SwiBlock3 1144 * CHECK: 2,{{.*}}SwiBlock2 1145 *) 1146 let bb1 = append_block context "SwiBlock1" fn in 1147 let bb2 = append_block context "SwiBlock2" fn in 1148 ignore (build_unreachable (builder_at_end context bb2)); 1149 let bb3 = append_block context "SwiBlock3" fn in 1150 ignore (build_unreachable (builder_at_end context bb3)); 1151 let si = build_switch p1 bb3 1 (builder_at_end context bb1) in begin 1152 ignore (add_case si (const_int i32_type 2) bb2); 1153 insist (switch_default_dest si = bb3); 1154 end; 1155 end; 1156 1157 group "malloc/free"; begin 1158 (* CHECK: call{{.*}}@malloc(i32 ptrtoint 1159 * CHECK: call{{.*}}@free(i8* 1160 * CHECK: call{{.*}}@malloc(i32 % 1161 *) 1162 let bb1 = append_block context "MallocBlock1" fn in 1163 let m1 = (build_malloc (pointer_type i32_type) "m1" 1164 (builder_at_end context bb1)) in 1165 ignore (build_free m1 (builder_at_end context bb1)); 1166 ignore (build_array_malloc i32_type p1 "m2" (builder_at_end context bb1)); 1167 ignore (build_unreachable (builder_at_end context bb1)); 1168 end; 1169 1170 group "indirectbr"; begin 1171 (* CHECK: indirectbr i8* blockaddress(@X7, %IBRBlock2), [label %IBRBlock2, label %IBRBlock3] 1172 *) 1173 let bb1 = append_block context "IBRBlock1" fn in 1174 1175 let bb2 = append_block context "IBRBlock2" fn in 1176 ignore (build_unreachable (builder_at_end context bb2)); 1177 1178 let bb3 = append_block context "IBRBlock3" fn in 1179 ignore (build_unreachable (builder_at_end context bb3)); 1180 1181 let addr = block_address fn bb2 in 1182 let ibr = build_indirect_br addr 2 (builder_at_end context bb1) in 1183 ignore (add_destination ibr bb2); 1184 ignore (add_destination ibr bb3) 1185 end; 1186 1187 group "invoke"; begin 1188 (* CHECK: build_invoke{{.*}}invoke{{.*}}P1{{.*}}P2 1189 * CHECK: to{{.*}}Bb04{{.*}}unwind{{.*}}Bblpad 1190 *) 1191 let bb04 = append_block context "Bb04" fn in 1192 let b = builder_at_end context bb04 in 1193 ignore (build_invoke fn [| p1; p2 |] bb04 bblpad "build_invoke" b) 1194 end; 1195 1196 group "unreachable"; begin 1197 (* CHECK: unreachable 1198 *) 1199 let bb06 = append_block context "Bb06" fn in 1200 let b = builder_at_end context bb06 in 1201 ignore (build_unreachable b) 1202 end; 1203 1204 group "arithmetic"; begin 1205 let bb07 = append_block context "Bb07" fn in 1206 let b = builder_at_end context bb07 in 1207 1208 (* CHECK: %build_add = add i32 %P1, %P2 1209 * CHECK: %build_nsw_add = add nsw i32 %P1, %P2 1210 * CHECK: %build_nuw_add = add nuw i32 %P1, %P2 1211 * CHECK: %build_fadd = fadd float %F1, %F2 1212 * CHECK: %build_sub = sub i32 %P1, %P2 1213 * CHECK: %build_nsw_sub = sub nsw i32 %P1, %P2 1214 * CHECK: %build_nuw_sub = sub nuw i32 %P1, %P2 1215 * CHECK: %build_fsub = fsub float %F1, %F2 1216 * CHECK: %build_mul = mul i32 %P1, %P2 1217 * CHECK: %build_nsw_mul = mul nsw i32 %P1, %P2 1218 * CHECK: %build_nuw_mul = mul nuw i32 %P1, %P2 1219 * CHECK: %build_fmul = fmul float %F1, %F2 1220 * CHECK: %build_udiv = udiv i32 %P1, %P2 1221 * CHECK: %build_sdiv = sdiv i32 %P1, %P2 1222 * CHECK: %build_exact_sdiv = sdiv exact i32 %P1, %P2 1223 * CHECK: %build_fdiv = fdiv float %F1, %F2 1224 * CHECK: %build_urem = urem i32 %P1, %P2 1225 * CHECK: %build_srem = srem i32 %P1, %P2 1226 * CHECK: %build_frem = frem float %F1, %F2 1227 * CHECK: %build_shl = shl i32 %P1, %P2 1228 * CHECK: %build_lshl = lshr i32 %P1, %P2 1229 * CHECK: %build_ashl = ashr i32 %P1, %P2 1230 * CHECK: %build_and = and i32 %P1, %P2 1231 * CHECK: %build_or = or i32 %P1, %P2 1232 * CHECK: %build_xor = xor i32 %P1, %P2 1233 * CHECK: %build_neg = sub i32 0, %P1 1234 * CHECK: %build_nsw_neg = sub nsw i32 0, %P1 1235 * CHECK: %build_nuw_neg = sub nuw i32 0, %P1 1236 * CHECK: %build_fneg = fsub float {{.*}}0{{.*}}, %F1 1237 * CHECK: %build_not = xor i32 %P1, -1 1238 *) 1239 ignore (build_add p1 p2 "build_add" b); 1240 ignore (build_nsw_add p1 p2 "build_nsw_add" b); 1241 ignore (build_nuw_add p1 p2 "build_nuw_add" b); 1242 ignore (build_fadd f1 f2 "build_fadd" b); 1243 ignore (build_sub p1 p2 "build_sub" b); 1244 ignore (build_nsw_sub p1 p2 "build_nsw_sub" b); 1245 ignore (build_nuw_sub p1 p2 "build_nuw_sub" b); 1246 ignore (build_fsub f1 f2 "build_fsub" b); 1247 ignore (build_mul p1 p2 "build_mul" b); 1248 ignore (build_nsw_mul p1 p2 "build_nsw_mul" b); 1249 ignore (build_nuw_mul p1 p2 "build_nuw_mul" b); 1250 ignore (build_fmul f1 f2 "build_fmul" b); 1251 ignore (build_udiv p1 p2 "build_udiv" b); 1252 ignore (build_sdiv p1 p2 "build_sdiv" b); 1253 ignore (build_exact_sdiv p1 p2 "build_exact_sdiv" b); 1254 ignore (build_fdiv f1 f2 "build_fdiv" b); 1255 ignore (build_urem p1 p2 "build_urem" b); 1256 ignore (build_srem p1 p2 "build_srem" b); 1257 ignore (build_frem f1 f2 "build_frem" b); 1258 ignore (build_shl p1 p2 "build_shl" b); 1259 ignore (build_lshr p1 p2 "build_lshl" b); 1260 ignore (build_ashr p1 p2 "build_ashl" b); 1261 ignore (build_and p1 p2 "build_and" b); 1262 ignore (build_or p1 p2 "build_or" b); 1263 ignore (build_xor p1 p2 "build_xor" b); 1264 ignore (build_neg p1 "build_neg" b); 1265 ignore (build_nsw_neg p1 "build_nsw_neg" b); 1266 ignore (build_nuw_neg p1 "build_nuw_neg" b); 1267 ignore (build_fneg f1 "build_fneg" b); 1268 ignore (build_not p1 "build_not" b); 1269 ignore (build_unreachable b) 1270 end; 1271 1272 group "memory"; begin 1273 let bb08 = append_block context "Bb08" fn in 1274 let b = builder_at_end context bb08 in 1275 1276 (* CHECK: %build_alloca = alloca i32 1277 * CHECK: %build_array_alloca = alloca i32, i32 %P2 1278 * CHECK: %build_load = load volatile i32* %build_array_alloca, align 4 1279 * CHECK: store volatile i32 %P2, i32* %build_alloca, align 4 1280 * CHECK: %build_gep = getelementptr i32* %build_array_alloca, i32 %P2 1281 * CHECK: %build_in_bounds_gep = getelementptr inbounds i32* %build_array_alloca, i32 %P2 1282 * CHECK: %build_struct_gep = getelementptr inbounds{{.*}}%build_alloca2, i32 0, i32 1 1283 * CHECK: %build_atomicrmw = atomicrmw xchg i8* %p, i8 42 seq_cst 1284 *) 1285 let alloca = build_alloca i32_type "build_alloca" b in 1286 let array_alloca = build_array_alloca i32_type p2 "build_array_alloca" b in 1287 1288 let load = build_load array_alloca "build_load" b in 1289 ignore(set_alignment 4 load); 1290 ignore(set_volatile true load); 1291 insist(true = is_volatile load); 1292 insist(4 = alignment load); 1293 1294 let store = build_store p2 alloca b in 1295 ignore(set_volatile true store); 1296 ignore(set_alignment 4 store); 1297 insist(true = is_volatile store); 1298 insist(4 = alignment store); 1299 ignore(build_gep array_alloca [| p2 |] "build_gep" b); 1300 ignore(build_in_bounds_gep array_alloca [| p2 |] "build_in_bounds_gep" b); 1301 1302 let sty = struct_type context [| i32_type; i8_type |] in 1303 let alloca2 = build_alloca sty "build_alloca2" b in 1304 ignore(build_struct_gep alloca2 1 "build_struct_gep" b); 1305 1306 let p = build_alloca i8_type "p" b in 1307 ignore(build_atomicrmw AtomicRMWBinOp.Xchg p (const_int i8_type 42) 1308 AtomicOrdering.SequentiallyConsistent false "build_atomicrmw" 1309 b); 1310 1311 ignore(build_unreachable b) 1312 end; 1313 1314 group "string"; begin 1315 let bb09 = append_block context "Bb09" fn in 1316 let b = builder_at_end context bb09 in 1317 let p = build_alloca (pointer_type i8_type) "p" b in 1318 (* build_global_string is emitted above. 1319 * CHECK: store{{.*}}build_global_string1{{.*}}p 1320 * *) 1321 ignore (build_global_string "stringval" "build_global_string" b); 1322 let g = build_global_stringptr "stringval" "build_global_string1" b in 1323 ignore (build_store g p b); 1324 ignore(build_unreachable b); 1325 end; 1326 1327 group "phi"; begin 1328 (* CHECK: PhiNode{{.*}}P1{{.*}}PhiBlock1{{.*}}P2{{.*}}PhiBlock2 1329 *) 1330 let b1 = append_block context "PhiBlock1" fn in 1331 let b2 = append_block context "PhiBlock2" fn in 1332 1333 let jb = append_block context "PhiJoinBlock" fn in 1334 ignore (build_br jb (builder_at_end context b1)); 1335 ignore (build_br jb (builder_at_end context b2)); 1336 let at_jb = builder_at_end context jb in 1337 1338 let phi = build_phi [(p1, b1)] "PhiNode" at_jb in 1339 insist ([(p1, b1)] = incoming phi); 1340 1341 add_incoming (p2, b2) phi; 1342 insist ([(p1, b1); (p2, b2)] = incoming phi); 1343 1344 ignore (build_unreachable at_jb); 1345 end 1346 1347(* End-of-file checks for things like metdata and attributes. 1348 * CHECK: attributes #0 = {{.*}}uwtable{{.*}} 1349 * CHECK: !llvm.module.flags = !{!0} 1350 * CHECK: !0 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} 1351 * CHECK: !1 = metadata !{i32 1, metadata !"metadata test"} 1352 * CHECK: !2 = metadata !{i32 2, i32 3, metadata !3, metadata !3} 1353 *) 1354 1355(*===-- Pass Managers -----------------------------------------------------===*) 1356 1357let test_pass_manager () = 1358 let (++) x f = ignore (f x); x in 1359 1360 begin group "module pass manager"; 1361 ignore (PassManager.create () 1362 ++ PassManager.run_module m 1363 ++ PassManager.dispose) 1364 end; 1365 1366 begin group "function pass manager"; 1367 let fty = function_type void_type [| |] in 1368 let fn = define_function "FunctionPassManager" fty m in 1369 ignore (build_ret_void (builder_at_end context (entry_block fn))); 1370 1371 ignore (PassManager.create_function m 1372 ++ PassManager.initialize 1373 ++ PassManager.run_function fn 1374 ++ PassManager.finalize 1375 ++ PassManager.dispose) 1376 end 1377 1378 1379(*===-- Memory Buffer -----------------------------------------------------===*) 1380 1381let test_memory_buffer () = 1382 group "memory buffer"; 1383 let buf = MemoryBuffer.of_string "foobar" in 1384 insist ((MemoryBuffer.as_string buf) = "foobar") 1385 1386 1387(*===-- Writer ------------------------------------------------------------===*) 1388 1389let test_writer () = 1390 group "valid"; 1391 insist (match Llvm_analysis.verify_module m with 1392 | None -> true 1393 | Some msg -> prerr_string msg; false); 1394 1395 group "writer"; 1396 insist (write_bitcode_file m filename); 1397 1398 dispose_module m 1399 1400 1401(*===-- Driver ------------------------------------------------------------===*) 1402 1403let _ = 1404 suite "conversion" test_conversion; 1405 suite "target" test_target; 1406 suite "constants" test_constants; 1407 suite "global values" test_global_values; 1408 suite "global variables" test_global_variables; 1409 suite "uses" test_uses; 1410 suite "users" test_users; 1411 suite "aliases" test_aliases; 1412 suite "functions" test_functions; 1413 suite "params" test_params; 1414 suite "basic blocks" test_basic_blocks; 1415 suite "instructions" test_instructions; 1416 suite "builder" test_builder; 1417 suite "pass manager" test_pass_manager; 1418 suite "memory buffer" test_memory_buffer; 1419 suite "writer" test_writer; (* Keep this last; it disposes m. *) 1420 exit !exit_status 1421