64bit-swiftcall.c 39.6 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -target-cpu core2 -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -target-cpu core2 -emit-llvm -o - %s | FileCheck %s --check-prefix=X86-64
// RUN: %clang_cc1 -triple arm64-apple-ios9 -target-cpu cyclone -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple arm64-apple-ios9 -target-cpu cyclone -emit-llvm -o - %s | FileCheck %s --check-prefix=ARM64

// REQUIRES: aarch64-registered-target,x86-registered-target

#define SWIFTCALL __attribute__((swiftcall))
#define OUT __attribute__((swift_indirect_result))
#define ERROR __attribute__((swift_error_result))
#define CONTEXT __attribute__((swift_context))

// CHECK: [[STRUCT2_RESULT:@.*]] = private {{.*}} constant [[STRUCT2_TYPE:%.*]] { i32 0, i8 0, i8 undef, i8 0, i32 0, i32 0 }

/*****************************************************************************/
/****************************** PARAMETER ABIS *******************************/
/*****************************************************************************/

SWIFTCALL void indirect_result_1(OUT int *arg0, OUT float *arg1) {}
// CHECK-LABEL: define {{.*}} void @indirect_result_1(i32* noalias sret align 4 dereferenceable(4){{.*}}, float* noalias align 4 dereferenceable(4){{.*}})

// TODO: maybe this shouldn't suppress sret.
SWIFTCALL int indirect_result_2(OUT int *arg0, OUT float *arg1) {  __builtin_unreachable(); }
// CHECK-LABEL: define {{.*}} i32 @indirect_result_2(i32* noalias align 4 dereferenceable(4){{.*}}, float* noalias align 4 dereferenceable(4){{.*}})

typedef struct { char array[1024]; } struct_reallybig;
SWIFTCALL struct_reallybig indirect_result_3(OUT int *arg0, OUT float *arg1) { __builtin_unreachable(); }
// CHECK-LABEL: define {{.*}} void @indirect_result_3({{.*}}* noalias sret {{.*}}, i32* noalias align 4 dereferenceable(4){{.*}}, float* noalias align 4 dereferenceable(4){{.*}})

SWIFTCALL void context_1(CONTEXT void *self) {}
// CHECK-LABEL: define {{.*}} void @context_1(i8* swiftself

SWIFTCALL void context_2(void *arg0, CONTEXT void *self) {}
// CHECK-LABEL: define {{.*}} void @context_2(i8*{{.*}}, i8* swiftself

SWIFTCALL void context_error_1(CONTEXT int *self, ERROR float **error) {}
// CHECK-LABEL: define {{.*}} void @context_error_1(i32* swiftself{{.*}}, float** swifterror %0)
// CHECK:       [[TEMP:%.*]] = alloca float*, align 8
// CHECK:       [[T0:%.*]] = load float*, float** [[ERRORARG:%.*]], align 8
// CHECK:       store float* [[T0]], float** [[TEMP]], align 8
// CHECK:       [[T0:%.*]] = load float*, float** [[TEMP]], align 8
// CHECK:       store float* [[T0]], float** [[ERRORARG]], align 8
void test_context_error_1() {
  int x;
  float *error;
  context_error_1(&x, &error);
}
// CHECK-LABEL: define void @test_context_error_1()
// CHECK:       [[X:%.*]] = alloca i32, align 4
// CHECK:       [[ERROR:%.*]] = alloca float*, align 8
// CHECK:       [[TEMP:%.*]] = alloca swifterror float*, align 8
// CHECK:       [[T0:%.*]] = load float*, float** [[ERROR]], align 8
// CHECK:       store float* [[T0]], float** [[TEMP]], align 8
// CHECK:       call [[SWIFTCC:swiftcc]] void @context_error_1(i32* swiftself [[X]], float** swifterror [[TEMP]])
// CHECK:       [[T0:%.*]] = load float*, float** [[TEMP]], align 8
// CHECK:       store float* [[T0]], float** [[ERROR]], align 8

SWIFTCALL void context_error_2(short s, CONTEXT int *self, ERROR float **error) {}
// CHECK-LABEL: define {{.*}} void @context_error_2(i16{{.*}}, i32* swiftself{{.*}}, float** swifterror %0)

/*****************************************************************************/
/********************************** LOWERING *********************************/
/*****************************************************************************/

typedef float float3 __attribute__((ext_vector_type(3)));
typedef float float4 __attribute__((ext_vector_type(4)));
typedef float float8 __attribute__((ext_vector_type(8)));
typedef double double2 __attribute__((ext_vector_type(2)));
typedef double double4 __attribute__((ext_vector_type(4)));
typedef int int3 __attribute__((ext_vector_type(3)));
typedef int int4 __attribute__((ext_vector_type(4)));
typedef int int5 __attribute__((ext_vector_type(5)));
typedef int int8 __attribute__((ext_vector_type(8)));
typedef char char16 __attribute__((ext_vector_type(16)));
typedef short short8 __attribute__((ext_vector_type(8)));
typedef long long long2 __attribute__((ext_vector_type(2)));

#define TEST(TYPE)                       \
  SWIFTCALL TYPE return_##TYPE(void) {   \
    TYPE result = {};                    \
    return result;                       \
  }                                      \
  SWIFTCALL void take_##TYPE(TYPE v) {   \
  }                                      \
  void test_##TYPE() {                   \
    take_##TYPE(return_##TYPE());        \
  }

/*****************************************************************************/
/*********************************** STRUCTS *********************************/
/*****************************************************************************/

typedef struct {
} struct_empty;
TEST(struct_empty);
// CHECK-LABEL: define {{.*}} @return_struct_empty()
// CHECK:   ret void
// CHECK-LABEL: define {{.*}} @take_struct_empty()
// CHECK:   ret void

typedef struct {
  int x;
  char c0;
  char c1;
  int f0;
  int f1;
} struct_1;
TEST(struct_1);
// CHECK-LABEL: define swiftcc { i64, i64 } @return_struct_1() {{.*}}{
// CHECK:   [[RET:%.*]] = alloca [[STRUCT1:%.*]], align 4
// CHECK:   call void @llvm.memset
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT1]]* %retval to { i64, i64 }*
// CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
// CHECK:   [[T0:%.*]] = load i64, i64* [[GEP0]], align 4
// CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
// CHECK:   [[T1:%.*]] = load i64, i64* [[GEP1]], align 4
// CHECK:   [[R0:%.*]] = insertvalue { i64, i64 } undef, i64 [[T0]], 0
// CHECK:   [[R1:%.*]] = insertvalue { i64, i64 } [[R0]], i64 [[T1]], 1
// CHECK:   ret { i64, i64 } [[R1]]
// CHECK: }
// CHECK-LABEL: define swiftcc void @take_struct_1(i64 %0, i64 %1) {{.*}}{
// CHECK:   [[V:%.*]] = alloca [[STRUCT1:%.*]], align 4
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT1]]* [[V]] to { i64, i64 }*
// CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
// CHECK:   store i64 %0, i64* [[GEP0]], align 4
// CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
// CHECK:   store i64 %1, i64* [[GEP1]], align 4
// CHECK:   ret void
// CHECK: }
// CHECK-LABEL: define void @test_struct_1() {{.*}}{
// CHECK:   [[AGG:%.*]] = alloca [[STRUCT1:%.*]], align 4
// CHECK:   [[RET:%.*]] = call swiftcc { i64, i64 } @return_struct_1()
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT1]]* [[AGG]] to { i64, i64 }*
// CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
// CHECK:   [[E0:%.*]] = extractvalue { i64, i64 } [[RET]], 0
// CHECK:   store i64 [[E0]], i64* [[GEP0]], align 4
// CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
// CHECK:   [[E1:%.*]] = extractvalue { i64, i64 } [[RET]], 1
// CHECK:   store i64 [[E1]], i64* [[GEP1]], align 4
// CHECK:   [[CAST2:%.*]] = bitcast [[STRUCT1]]* [[AGG]] to { i64, i64 }*
// CHECK:   [[GEP2:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST2]], i32 0, i32 0
// CHECK:   [[V0:%.*]] = load i64, i64* [[GEP2]], align 4
// CHECK:   [[GEP3:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST2]], i32 0, i32 1
// CHECK:   [[V1:%.*]] = load i64, i64* [[GEP3]], align 4
// CHECK:   call swiftcc void @take_struct_1(i64 [[V0]], i64 [[V1]])
// CHECK:   ret void
// CHECK: }

typedef struct {
  int x;
  char c0;
  __attribute__((aligned(2))) char c1;
  int f0;
  int f1;
} struct_2;
TEST(struct_2);
// CHECK-LABEL: define swiftcc { i64, i64 } @return_struct_2() {{.*}}{
// CHECK:   [[RET:%.*]] = alloca [[STRUCT2_TYPE]], align 4
// CHECK:   [[CASTVAR:%.*]] = bitcast {{.*}} [[RET]]
// CHECK:   call void @llvm.memcpy{{.*}}({{.*}}[[CASTVAR]], {{.*}}[[STRUCT2_RESULT]]
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT2_TYPE]]* [[RET]] to { i64, i64 }*
// CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
// CHECK:   [[T0:%.*]] = load i64, i64* [[GEP0]], align 4
// CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
// CHECK:   [[T1:%.*]] = load i64, i64* [[GEP1]], align 4
// CHECK:   [[R0:%.*]] = insertvalue { i64, i64 } undef, i64 [[T0]], 0
// CHECK:   [[R1:%.*]] = insertvalue { i64, i64 } [[R0]], i64 [[T1]], 1
// CHECK:   ret { i64, i64 } [[R1]]
// CHECK: }
// CHECK-LABEL: define swiftcc void @take_struct_2(i64 %0, i64 %1) {{.*}}{
// CHECK:   [[V:%.*]] = alloca [[STRUCT:%.*]], align 4
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT]]* [[V]] to { i64, i64 }*
// CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
// CHECK:   store i64 %0, i64* [[GEP0]], align 4
// CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
// CHECK:   store i64 %1, i64* [[GEP1]], align 4
// CHECK:   ret void
// CHECK: }
// CHECK-LABEL: define void @test_struct_2() {{.*}} {
// CHECK:   [[TMP:%.*]] = alloca [[STRUCT2_TYPE]], align 4
// CHECK:   [[CALL:%.*]] = call swiftcc { i64, i64 } @return_struct_2()
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[STRUCT2_TYPE]]* [[TMP]] to { i64, i64 }*
// CHECK:   [[GEP:%.*]] = getelementptr inbounds {{.*}} [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[T0:%.*]] = extractvalue { i64, i64 } [[CALL]], 0
// CHECK:   store i64 [[T0]], i64* [[GEP]], align 4
// CHECK:   [[GEP:%.*]] = getelementptr inbounds {{.*}} [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[T0:%.*]] = extractvalue { i64, i64 } [[CALL]], 1
// CHECK:   store i64 [[T0]], i64* [[GEP]], align 4
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT2_TYPE]]* [[TMP]] to { i64, i64 }*
// CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
// CHECK:   [[R0:%.*]] = load i64, i64* [[GEP]], align 4
// CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
// CHECK:   [[R1:%.*]] = load i64, i64* [[GEP]], align 4
// CHECK:   call swiftcc void @take_struct_2(i64 [[R0]], i64 [[R1]])
// CHECK:   ret void
// CHECK: }

// There's no way to put a field randomly in the middle of an otherwise
// empty storage unit in C, so that case has to be tested in C++, which
// can use empty structs to introduce arbitrary padding.  (In C, they end up
// with size 0 and so don't affect layout.)

// Misaligned data rule.
typedef struct {
  char c0;
  __attribute__((packed)) float f;
} struct_misaligned_1;
TEST(struct_misaligned_1)
// CHECK-LABEL: define swiftcc i64 @return_struct_misaligned_1()
// CHECK:  [[RET:%.*]] = alloca [[STRUCT:%.*]], align 1
// CHECK:  [[CAST:%.*]] = bitcast [[STRUCT]]* [[RET]] to i8*
// CHECK:  call void @llvm.memset{{.*}}(i8* align 1 [[CAST]], i8 0, i64 5
// CHECK:  [[CAST:%.*]] = bitcast [[STRUCT]]* [[RET]] to { i64 }*
// CHECK:  [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
// CHECK:  [[R0:%.*]] = load i64, i64* [[GEP]], align 1
// CHECK:  ret i64 [[R0]]
// CHECK:}
// CHECK-LABEL: define swiftcc void @take_struct_misaligned_1(i64 %0) {{.*}}{
// CHECK:   [[V:%.*]] = alloca [[STRUCT:%.*]], align 1
// CHECK:   [[CAST:%.*]] = bitcast [[STRUCT]]* [[V]] to { i64 }*
// CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
// CHECK:   store i64 %0, i64* [[GEP]], align 1
// CHECK:   ret void
// CHECK: }
// CHECK: define void @test_struct_misaligned_1() {{.*}}{
// CHECK:   [[AGG:%.*]] = alloca [[STRUCT:%.*]], align 1
// CHECK:   [[CALL:%.*]] = call swiftcc i64 @return_struct_misaligned_1()
// CHECK:   [[T0:%.*]] = bitcast [[STRUCT]]* [[AGG]] to { i64 }*
// CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
// CHECK:   store i64 [[CALL]], i64* [[T1]], align 1
// CHECK:   [[T0:%.*]] = bitcast [[STRUCT]]* [[AGG]] to { i64 }*
// CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
// CHECK:   [[P:%.*]] = load i64, i64* [[T1]], align 1
// CHECK:   call swiftcc void @take_struct_misaligned_1(i64 [[P]])
// CHECK:   ret void
// CHECK: }

// Too many scalars.
typedef struct {
  long long x[5];
} struct_big_1;
TEST(struct_big_1)

// CHECK-LABEL: define {{.*}} void @return_struct_big_1({{.*}} noalias sret

// Should not be byval.
// CHECK-LABEL: define {{.*}} void @take_struct_big_1({{.*}}*{{( %.*)?}})

/*****************************************************************************/
/********************************* TYPE MERGING ******************************/
/*****************************************************************************/

typedef union {
  float f;
  double d;
} union_het_fp;
TEST(union_het_fp)
// CHECK-LABEL: define swiftcc i64 @return_union_het_fp()
// CHECK:  [[RET:%.*]] = alloca [[UNION:%.*]], align 8
// CHECK:  [[CAST:%.*]] = bitcast [[UNION]]* [[RET]] to i8*
// CHECK:  call void @llvm.memcpy{{.*}}(i8* align 8 [[CAST]]
// CHECK:  [[CAST:%.*]] = bitcast [[UNION]]* [[RET]] to { i64 }*
// CHECK:  [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
// CHECK:  [[R0:%.*]] = load i64, i64* [[GEP]], align 8
// CHECK:  ret i64 [[R0]]
// CHECK-LABEL: define swiftcc void @take_union_het_fp(i64 %0) {{.*}}{
// CHECK:   [[V:%.*]] = alloca [[UNION:%.*]], align 8
// CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[V]] to { i64 }*
// CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
// CHECK:   store i64 %0, i64* [[GEP]], align 8
// CHECK:   ret void
// CHECK: }
// CHECK-LABEL: define void @test_union_het_fp() {{.*}}{
// CHECK:   [[AGG:%.*]] = alloca [[UNION:%.*]], align 8
// CHECK:   [[CALL:%.*]] = call swiftcc i64 @return_union_het_fp()
// CHECK:   [[T0:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64 }*
// CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
// CHECK:   store i64 [[CALL]], i64* [[T1]], align 8
// CHECK:   [[T0:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64 }*
// CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
// CHECK:   [[V0:%.*]] = load i64, i64* [[T1]], align 8
// CHECK:   call swiftcc void @take_union_het_fp(i64 [[V0]])
// CHECK:   ret void
// CHECK: }


typedef union {
  float f1;
  float f2;
} union_hom_fp;
TEST(union_hom_fp)
// CHECK-LABEL: define void @test_union_hom_fp()
// CHECK:   [[TMP:%.*]] = alloca [[REC:%.*]], align 4
// CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] float @return_union_hom_fp()
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP]] to [[AGG:{ float }]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   store float [[CALL]], float* [[T0]], align 4
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[FIRST:%.*]] = load float, float* [[T0]], align 4
// CHECK:   call [[SWIFTCC]] void @take_union_hom_fp(float [[FIRST]])
// CHECK:   ret void

typedef union {
  float f1;
  float4 fv2;
} union_hom_fp_partial;
TEST(union_hom_fp_partial)
// CHECK: define void @test_union_hom_fp_partial()
// CHECK:   [[AGG:%.*]] = alloca [[UNION:%.*]], align 16
// CHECK:   [[CALL:%.*]] = call swiftcc { float, float, float, float } @return_union_hom_fp_partial()
// CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { float, float, float, float }*
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 0
// CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 0
// CHECK:   store float [[T1]], float* [[T0]], align 16
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 1
// CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 1
// CHECK:   store float [[T1]], float* [[T0]], align 4
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 2
// CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 2
// CHECK:   store float [[T1]], float* [[T0]], align 8
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 3
// CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 3
// CHECK:   store float [[T1]], float* [[T0]], align 4
// CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { float, float, float, float }*
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 0
// CHECK:   [[V0:%.*]] = load float, float* [[T0]], align 16
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 1
// CHECK:   [[V1:%.*]] = load float, float* [[T0]], align 4
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 2
// CHECK:   [[V2:%.*]] = load float, float* [[T0]], align 8
// CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 3
// CHECK:   [[V3:%.*]] = load float, float* [[T0]], align 4
// CHECK:   call swiftcc void @take_union_hom_fp_partial(float [[V0]], float [[V1]], float [[V2]], float [[V3]])
// CHECK:   ret void
// CHECK: }

typedef union {
  struct { int x, y; } f1;
  float4 fv2;
} union_het_fpv_partial;
TEST(union_het_fpv_partial)
// CHECK-LABEL: define void @test_union_het_fpv_partial()
// CHECK:   [[AGG:%.*]] = alloca [[UNION:%.*]], align 16
// CHECK:   [[CALL:%.*]] = call swiftcc { i64, float, float } @return_union_het_fpv_partial()
// CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64, float, float }*
// CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 0
// CHECK:   [[T1:%.*]] = extractvalue { i64, float, float } [[CALL]], 0
// CHECK:   store i64 [[T1]], i64* [[T0]], align 16
// CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 1
// CHECK:   [[T1:%.*]] = extractvalue { i64, float, float } [[CALL]], 1
// CHECK:   store float [[T1]], float* [[T0]], align 8
// CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 2
// CHECK:   [[T1:%.*]] = extractvalue { i64, float, float } [[CALL]], 2
// CHECK:   store float [[T1]], float* [[T0]], align 4
// CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64, float, float }*
// CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 0
// CHECK:   [[V0:%.*]] = load i64, i64* [[T0]], align 16
// CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 1
// CHECK:   [[V1:%.*]] = load float, float* [[T0]], align 8
// CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 2
// CHECK:   [[V2:%.*]] = load float, float* [[T0]], align 4
// CHECK:   call swiftcc void @take_union_het_fpv_partial(i64 [[V0]], float [[V1]], float [[V2]])
// CHECK:   ret void
// CHECK: }

/*****************************************************************************/
/****************************** VECTOR LEGALIZATION **************************/
/*****************************************************************************/

TEST(int4)
// CHECK-LABEL: define {{.*}} <4 x i32> @return_int4()
// CHECK-LABEL: define {{.*}} @take_int4(<4 x i32>

TEST(int8)
// CHECK-LABEL: define {{.*}} @return_int8()
// CHECK:   [[RET:%.*]] = alloca [[REC:<8 x i32>]], align 16
// CHECK:   [[VAR:%.*]] = alloca [[REC]], align
// CHECK:   store
// CHECK:   load
// CHECK:   store
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[RET]] to [[AGG:{ <4 x i32>, <4 x i32> }]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[SECOND:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ <4 x i32>, <4 x i32> }]] undef, <4 x i32> [[FIRST]], 0
// CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], <4 x i32> [[SECOND]], 1
// CHECK:   ret [[UAGG]] [[T1]]
// CHECK-LABEL: define {{.*}} @take_int8(<4 x i32> %0, <4 x i32> %1)
// CHECK:   [[V:%.*]] = alloca [[REC]], align
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[V]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   store <4 x i32> %0, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   store <4 x i32> %1, <4 x i32>* [[T0]], align
// CHECK:   ret void
// CHECK-LABEL: define void @test_int8()
// CHECK:   [[TMP1:%.*]] = alloca [[REC]], align
// CHECK:   [[TMP2:%.*]] = alloca [[REC]], align
// CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_int8()
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP1]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
// CHECK:   store <4 x i32> [[T1]], <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
// CHECK:   store <4 x i32> [[T1]], <4 x i32>* [[T0]], align
// CHECK:   [[V:%.*]] = load [[REC]], [[REC]]* [[TMP1]], align
// CHECK:   store [[REC]] [[V]], [[REC]]* [[TMP2]], align
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP2]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[SECOND:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
// CHECK:   call [[SWIFTCC]] void @take_int8(<4 x i32> [[FIRST]], <4 x i32> [[SECOND]])
// CHECK:   ret void

TEST(int5)
// CHECK-LABEL: define {{.*}} @return_int5()
// CHECK:   [[RET:%.*]] = alloca [[REC:<5 x i32>]], align 16
// CHECK:   [[VAR:%.*]] = alloca [[REC]], align
// CHECK:   store
// CHECK:   load
// CHECK:   store
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[RET]] to [[AGG:{ <4 x i32>, i32 }]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[SECOND:%.*]] = load i32, i32* [[T0]], align
// CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ <4 x i32>, i32 }]] undef, <4 x i32> [[FIRST]], 0
// CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i32 [[SECOND]], 1
// CHECK:   ret [[UAGG]] [[T1]]
// CHECK-LABEL: define {{.*}} @take_int5(<4 x i32> %0, i32 %1)
// CHECK:   [[V:%.*]] = alloca [[REC]], align
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[V]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   store <4 x i32> %0, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   store i32 %1, i32* [[T0]], align
// CHECK:   ret void
// CHECK-LABEL: define void @test_int5()
// CHECK:   [[TMP1:%.*]] = alloca [[REC]], align
// CHECK:   [[TMP2:%.*]] = alloca [[REC]], align
// CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_int5()
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP1]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
// CHECK:   store <4 x i32> [[T1]], <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
// CHECK:   store i32 [[T1]], i32* [[T0]], align
// CHECK:   [[V:%.*]] = load [[REC]], [[REC]]* [[TMP1]], align
// CHECK:   store [[REC]] [[V]], [[REC]]* [[TMP2]], align
// CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP2]] to [[AGG]]*
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
// CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
// CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
// CHECK:   [[SECOND:%.*]] = load i32, i32* [[T0]], align
// CHECK:   call [[SWIFTCC]] void @take_int5(<4 x i32> [[FIRST]], i32 [[SECOND]])
// CHECK:   ret void

typedef struct {
  int x;
  int3 v __attribute__((packed));
} misaligned_int3;
TEST(misaligned_int3)
// CHECK-LABEL: define swiftcc void @take_misaligned_int3(i64 %0, i64 %1)

typedef struct {
  float f0;
} struct_f1;
TEST(struct_f1)
// CHECK-LABEL: define swiftcc float @return_struct_f1()
// CHECK-LABEL: define swiftcc void @take_struct_f1(float %0)

typedef struct {
  float f0;
  float f1;
} struct_f2;
TEST(struct_f2)
// CHECK-LABEL: define swiftcc { float, float } @return_struct_f2()
// CHECK-LABEL: define swiftcc void @take_struct_f2(float %0, float %1)

typedef struct {
  float f0;
  float f1;
  float f2;
} struct_f3;
TEST(struct_f3)
// CHECK-LABEL: define swiftcc { float, float, float } @return_struct_f3()
// CHECK-LABEL: define swiftcc void @take_struct_f3(float %0, float %1, float %2)

typedef struct {
  float f0;
  float f1;
  float f2;
  float f3;
} struct_f4;
TEST(struct_f4)
// CHECK-LABEL: define swiftcc { float, float, float, float } @return_struct_f4()
// CHECK-LABEL: define swiftcc void @take_struct_f4(float %0, float %1, float %2, float %3)


typedef struct {
  double d0;
} struct_d1;
TEST(struct_d1)
// CHECK-LABEL: define swiftcc double @return_struct_d1()
// CHECK-LABEL: define swiftcc void @take_struct_d1(double %0)

typedef struct {
  double d0;
  double d1;
} struct_d2;
TEST(struct_d2)

// CHECK-LABEL: define swiftcc { double, double } @return_struct_d2()
// CHECK-LABEL: define swiftcc void @take_struct_d2(double %0, double %1)
typedef struct {
  double d0;
  double d1;
  double d2;
} struct_d3;
TEST(struct_d3)
// CHECK-LABEL: define swiftcc { double, double, double } @return_struct_d3()
// CHECK-LABEL: define swiftcc void @take_struct_d3(double %0, double %1, double %2)

typedef struct {
  double d0;
  double d1;
  double d2;
  double d3;
} struct_d4;
TEST(struct_d4)
// CHECK-LABEL: define swiftcc { double, double, double, double } @return_struct_d4()
// CHECK-LABEL: define swiftcc void @take_struct_d4(double %0, double %1, double %2, double %3)

typedef struct {
  double d0;
  double d1;
  double d2;
  double d3;
  double d4;
} struct_d5;
TEST(struct_d5)
// CHECK: define swiftcc void @return_struct_d5([[STRUCT5:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_d5([[STRUCT5]]

typedef struct {
  char c0;
} struct_c1;
TEST(struct_c1)
// CHECK-LABEL: define swiftcc i8 @return_struct_c1()
// CHECK-LABEL: define swiftcc void @take_struct_c1(i8 %0)

typedef struct {
  char c0;
  char c1;
} struct_c2;
TEST(struct_c2)
// CHECK-LABEL: define swiftcc i16 @return_struct_c2()
// CHECK-LABEL: define swiftcc void @take_struct_c2(i16 %0)
//

typedef struct {
  char c0;
  char c1;
  char c2;
} struct_c3;
TEST(struct_c3)
// CHECK-LABEL: define swiftcc i32 @return_struct_c3()
// CHECK-LABEL: define swiftcc void @take_struct_c3(i32 %0)

typedef struct {
  char c0;
  char c1;
  char c2;
  char c3;
} struct_c4;
TEST(struct_c4)
// CHECK-LABEL: define swiftcc i32 @return_struct_c4()
// CHECK-LABEL: define swiftcc void @take_struct_c4(i32 %0)

typedef struct {
  char c0;
  char c1;
  char c2;
  char c3;
  char c4;
} struct_c5;
TEST(struct_c5)
// CHECK-LABEL: define swiftcc i64 @return_struct_c5()
// CHECK-LABEL: define swiftcc void @take_struct_c5(i64 %0)
//
typedef struct {
  char c0;
  char c1;
  char c2;
  char c3;
  char c4;
  char c5;
  char c6;
  char c7;
  char c8;
} struct_c9;
TEST(struct_c9)
// CHECK-LABEL: define swiftcc { i64, i8 } @return_struct_c9()
// CHECK-LABEL: define swiftcc void @take_struct_c9(i64 %0, i8 %1)

typedef struct {
  short s0;
} struct_s1;
TEST(struct_s1)
// CHECK-LABEL: define swiftcc i16 @return_struct_s1()
// CHECK-LABEL: define swiftcc void @take_struct_s1(i16 %0)

typedef struct {
  short s0;
  short s1;
} struct_s2;
TEST(struct_s2)
// CHECK-LABEL: define swiftcc i32 @return_struct_s2()
// CHECK-LABEL: define swiftcc void @take_struct_s2(i32 %0)
//

typedef struct {
  short s0;
  short s1;
  short s2;
} struct_s3;
TEST(struct_s3)
// CHECK-LABEL: define swiftcc i64 @return_struct_s3()
// CHECK-LABEL: define swiftcc void @take_struct_s3(i64 %0)

typedef struct {
  short s0;
  short s1;
  short s2;
  short s3;
} struct_s4;
TEST(struct_s4)
// CHECK-LABEL: define swiftcc i64 @return_struct_s4()
// CHECK-LABEL: define swiftcc void @take_struct_s4(i64 %0)

typedef struct {
  short s0;
  short s1;
  short s2;
  short s3;
  short s4;
} struct_s5;
TEST(struct_s5)
// CHECK-LABEL: define swiftcc { i64, i16 } @return_struct_s5()
// CHECK-LABEL: define swiftcc void @take_struct_s5(i64 %0, i16 %1)


typedef struct {
  int i0;
} struct_i1;
TEST(struct_i1)
// CHECK-LABEL: define swiftcc i32 @return_struct_i1()
// CHECK-LABEL: define swiftcc void @take_struct_i1(i32 %0)

typedef struct {
  int i0;
  int i1;
} struct_i2;
TEST(struct_i2)
// CHECK-LABEL: define swiftcc i64 @return_struct_i2()
// CHECK-LABEL: define swiftcc void @take_struct_i2(i64 %0)

typedef struct {
  int i0;
  int i1;
  int i2;
} struct_i3;
TEST(struct_i3)
// CHECK-LABEL: define swiftcc { i64, i32 } @return_struct_i3()
// CHECK-LABEL: define swiftcc void @take_struct_i3(i64 %0, i32 %1)

typedef struct {
  int i0;
  int i1;
  int i2;
  int i3;
} struct_i4;
TEST(struct_i4)
// CHECK-LABEL: define swiftcc { i64, i64 } @return_struct_i4()
// CHECK-LABEL: define swiftcc void @take_struct_i4(i64 %0, i64 %1)

typedef struct {
  long long l0;
} struct_l1;
TEST(struct_l1)
// CHECK-LABEL: define swiftcc i64 @return_struct_l1()
// CHECK-LABEL: define swiftcc void @take_struct_l1(i64 %0)

typedef struct {
  long long l0;
  long long l1;
} struct_l2;
TEST(struct_l2)
// CHECK-LABEL: define swiftcc { i64, i64 } @return_struct_l2()
// CHECK-LABEL: define swiftcc void @take_struct_l2(i64 %0, i64 %1)

typedef struct {
  long long l0;
  long long l1;
  long long l2;
} struct_l3;
TEST(struct_l3)
// CHECK-LABEL: define swiftcc { i64, i64, i64 } @return_struct_l3()
// CHECK-LABEL: define swiftcc void @take_struct_l3(i64 %0, i64 %1, i64 %2)

typedef struct {
  long long l0;
  long long l1;
  long long l2;
  long long l3;
} struct_l4;
TEST(struct_l4)
// CHECK-LABEL: define swiftcc { i64, i64, i64, i64 } @return_struct_l4()
// CHECK-LABEL: define swiftcc void @take_struct_l4(i64 %0, i64 %1, i64 %2, i64 %3)

typedef struct {
  long long l0;
  long long l1;
  long long l2;
  long long l3;
  long long l4;
} struct_l5;
TEST(struct_l5)
// CHECK: define swiftcc void @return_struct_l5([[STRUCT5:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_l5([[STRUCT5]]*

typedef struct {
  char16 c0;
} struct_vc1;
TEST(struct_vc1)
// CHECK-LABEL: define swiftcc <16 x i8> @return_struct_vc1()
// CHECK-LABEL: define swiftcc void @take_struct_vc1(<16 x i8> %0)

typedef struct {
  char16 c0;
  char16 c1;
} struct_vc2;
TEST(struct_vc2)
// CHECK-LABEL: define swiftcc { <16 x i8>, <16 x i8> } @return_struct_vc2()
// CHECK-LABEL: define swiftcc void @take_struct_vc2(<16 x i8> %0, <16 x i8> %1)

typedef struct {
  char16 c0;
  char16 c1;
  char16 c2;
} struct_vc3;
TEST(struct_vc3)
// CHECK-LABEL: define swiftcc { <16 x i8>, <16 x i8>, <16 x i8> } @return_struct_vc3()
// CHECK-LABEL: define swiftcc void @take_struct_vc3(<16 x i8> %0, <16 x i8> %1, <16 x i8> %2)

typedef struct {
  char16 c0;
  char16 c1;
  char16 c2;
  char16 c3;
} struct_vc4;
TEST(struct_vc4)
// CHECK-LABEL: define swiftcc { <16 x i8>, <16 x i8>, <16 x i8>, <16 x i8> } @return_struct_vc4()
// CHECK-LABEL: define swiftcc void @take_struct_vc4(<16 x i8> %0, <16 x i8> %1, <16 x i8> %2, <16 x i8> %3)

typedef struct {
  char16 c0;
  char16 c1;
  char16 c2;
  char16 c3;
  char16 c4;
} struct_vc5;
TEST(struct_vc5)
// CHECK: define swiftcc void @return_struct_vc5([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vc5([[STRUCT]]

typedef struct {
  short8 c0;
} struct_vs1;
TEST(struct_vs1)
// CHECK-LABEL: define swiftcc <8 x i16> @return_struct_vs1()
// CHECK-LABEL: define swiftcc void @take_struct_vs1(<8 x i16> %0)

typedef struct {
  short8 c0;
  short8 c1;
} struct_vs2;
TEST(struct_vs2)
// CHECK-LABEL: define swiftcc { <8 x i16>, <8 x i16> } @return_struct_vs2()
// CHECK-LABEL: define swiftcc void @take_struct_vs2(<8 x i16> %0, <8 x i16> %1)

typedef struct {
  short8 c0;
  short8 c1;
  short8 c2;
} struct_vs3;
TEST(struct_vs3)
// CHECK-LABEL: define swiftcc { <8 x i16>, <8 x i16>, <8 x i16> } @return_struct_vs3()
// CHECK-LABEL: define swiftcc void @take_struct_vs3(<8 x i16> %0, <8 x i16> %1, <8 x i16> %2)

typedef struct {
  short8 c0;
  short8 c1;
  short8 c2;
  short8 c3;
} struct_vs4;
TEST(struct_vs4)
// CHECK-LABEL: define swiftcc { <8 x i16>, <8 x i16>, <8 x i16>, <8 x i16> } @return_struct_vs4()
// CHECK-LABEL: define swiftcc void @take_struct_vs4(<8 x i16> %0, <8 x i16> %1, <8 x i16> %2, <8 x i16> %3)

typedef struct {
  short8 c0;
  short8 c1;
  short8 c2;
  short8 c3;
  short8 c4;
} struct_vs5;
TEST(struct_vs5)
// CHECK: define swiftcc void @return_struct_vs5([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vs5([[STRUCT]]

typedef struct {
  int4 c0;
} struct_vi1;
TEST(struct_vi1)
// CHECK-LABEL: define swiftcc <4 x i32> @return_struct_vi1()
// CHECK-LABEL: define swiftcc void @take_struct_vi1(<4 x i32> %0)

typedef struct {
  int4 c0;
  int4 c1;
} struct_vi2;
TEST(struct_vi2)
// CHECK-LABEL: define swiftcc { <4 x i32>, <4 x i32> } @return_struct_vi2()
// CHECK-LABEL: define swiftcc void @take_struct_vi2(<4 x i32> %0, <4 x i32> %1)

typedef struct {
  int4 c0;
  int4 c1;
  int4 c2;
} struct_vi3;
TEST(struct_vi3)
// CHECK-LABEL: define swiftcc { <4 x i32>, <4 x i32>, <4 x i32> } @return_struct_vi3()
// CHECK-LABEL: define swiftcc void @take_struct_vi3(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2)

typedef struct {
  int4 c0;
  int4 c1;
  int4 c2;
  int4 c3;
} struct_vi4;
TEST(struct_vi4)
// CHECK-LABEL: define swiftcc { <4 x i32>, <4 x i32>, <4 x i32>, <4 x i32> } @return_struct_vi4()
// CHECK-LABEL: define swiftcc void @take_struct_vi4(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3)

typedef struct {
  int4 c0;
  int4 c1;
  int4 c2;
  int4 c3;
  int4 c4;
} struct_vi5;
TEST(struct_vi5)
// CHECK: define swiftcc void @return_struct_vi5([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vi5([[STRUCT]]

typedef struct {
  long2 c0;
} struct_vl1;
TEST(struct_vl1)
// CHECK-LABEL: define swiftcc <2 x i64> @return_struct_vl1()
// CHECK-LABEL: define swiftcc void @take_struct_vl1(<2 x i64> %0)

typedef struct {
  long2 c0;
  long2 c1;
  long2 c2;
  long2 c3;
} struct_vl4;
TEST(struct_vl4)
// CHECK-LABEL: define swiftcc { <2 x i64>, <2 x i64>, <2 x i64>, <2 x i64> } @return_struct_vl4()
// CHECK-LABEL: define swiftcc void @take_struct_vl4(<2 x i64> %0, <2 x i64> %1, <2 x i64> %2, <2 x i64> %3)

typedef struct {
  long2 c0;
  long2 c1;
  long2 c2;
  long2 c3;
  long2 c4;
} struct_vl5;
TEST(struct_vl5)
// CHECK: define swiftcc void @return_struct_vl5([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vl5([[STRUCT]]

typedef struct {
  double2 c0;
} struct_vd1;
TEST(struct_vd1)
// CHECK-LABEL: define swiftcc <2 x double> @return_struct_vd1()
// CHECK-LABEL: define swiftcc void @take_struct_vd1(<2 x double> %0)

typedef struct {
  double2 c0;
  double2 c1;
  double2 c2;
  double2 c3;
} struct_vd4;
TEST(struct_vd4)
// CHECK-LABEL: define swiftcc { <2 x double>, <2 x double>, <2 x double>, <2 x double> } @return_struct_vd4()
// CHECK-LABEL: define swiftcc void @take_struct_vd4(<2 x double> %0, <2 x double> %1, <2 x double> %2, <2 x double> %3)

typedef struct {
  double2 c0;
  double2 c1;
  double2 c2;
  double2 c3;
  double2 c4;
} struct_vd5;
TEST(struct_vd5)
// CHECK: define swiftcc void @return_struct_vd5([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vd5([[STRUCT]]

typedef struct {
  double4 c0;
} struct_vd41;
TEST(struct_vd41)
// CHECK-LABEL: define swiftcc { <2 x double>, <2 x double> } @return_struct_vd41()
// CHECK-LABEL: define swiftcc void @take_struct_vd41(<2 x double> %0, <2 x double> %1)

typedef struct {
  double4 c0;
  double4 c1;
} struct_vd42;
TEST(struct_vd42)
// CHECK-LABEL: define swiftcc { <2 x double>, <2 x double>, <2 x double>, <2 x double> } @return_struct_vd42()
// CHECK-LABEL: define swiftcc void @take_struct_vd42(<2 x double> %0, <2 x double> %1, <2 x double> %2, <2 x double> %3)

typedef struct {
  double4 c0;
  double4 c1;
  double4 c2;
} struct_vd43;
TEST(struct_vd43)
// CHECK: define swiftcc void @return_struct_vd43([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vd43([[STRUCT]]

typedef struct {
  float4 c0;
} struct_vf1;
TEST(struct_vf1)
// CHECK-LABEL: define swiftcc <4 x float> @return_struct_vf1()
// CHECK-LABEL: define swiftcc void @take_struct_vf1(<4 x float> %0)

typedef struct {
  float4 c0;
  float4 c1;
} struct_vf2;
TEST(struct_vf2)
// CHECK-LABEL: define swiftcc { <4 x float>, <4 x float> } @return_struct_vf2()
// CHECK-LABEL: define swiftcc void @take_struct_vf2(<4 x float> %0, <4 x float> %1)

typedef struct {
  float4 c0;
  float4 c1;
  float4 c2;
  float4 c3;
} struct_vf4;
TEST(struct_vf4)
// CHECK-LABEL: define swiftcc { <4 x float>, <4 x float>, <4 x float>, <4 x float> } @return_struct_vf4()
// CHECK-LABEL: define swiftcc void @take_struct_vf4(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3)

typedef struct {
  float4 c0;
  float4 c1;
  float4 c2;
  float4 c3;
  float4 c4;
} struct_vf5;
TEST(struct_vf5)
// CHECK: define swiftcc void @return_struct_vf5([[STRUCT:%.*]]* noalias sret
// CHECK: define swiftcc void @take_struct_vf5([[STRUCT]]

typedef struct {
  float8 c0;
} struct_vf81;
TEST(struct_vf81)
// CHECK-LABEL: define swiftcc { <4 x float>, <4 x float> } @return_struct_vf81()
// CHECK-LABEL: define swiftcc void @take_struct_vf81(<4 x float> %0, <4 x float> %1)

// Don't crash.
typedef union {
int4 v[2];
struct {
  int LSW;
  int d7;
  int d6;
  int d5;
  int d4;
  int d3;
  int d2;
  int MSW;
} s;
} union_het_vecint;
TEST(union_het_vecint)
// CHECK: define swiftcc void @return_union_het_vecint([[UNION:%.*]]* noalias sret
// CHECK: define swiftcc void @take_union_het_vecint([[UNION]]*

typedef struct {
  float3 f3;
} struct_v1f3;
TEST(struct_v1f3)
// ARM64-LABEL: define swiftcc { <2 x float>, float } @return_struct_v1f3()
// ARM64-LABEL: define swiftcc void @take_struct_v1f3(<2 x float> %0, float %1)

typedef struct {
  int3 vect;
  unsigned long long val;
} __attribute__((packed)) padded_alloc_size_vector;
TEST(padded_alloc_size_vector)
// X86-64-LABEL: take_padded_alloc_size_vector(<3 x i32> %0, i64 %1)
// X86-64-NOT: [4 x i8]
// x86-64: ret void

typedef union {
  float f1;
  float3 fv2;
} union_hom_fp_partial2;
TEST(union_hom_fp_partial2)
// X86-64-LABEL: take_union_hom_fp_partial2(float %0, float %1, float %2)
// ARM64-LABEL: take_union_hom_fp_partial2(float %0, float %1, float %2)

// At one point, we emitted lifetime.ends without a matching lifetime.start for
// CoerceAndExpanded args. Since we're not performing optimizations, neither
// intrinsic should be emitted.
// CHECK-LABEL: define void @no_lifetime_markers
void no_lifetime_markers() {
  // CHECK-NOT: call void @llvm.lifetime.
  take_int5(return_int5());
}