vuzp.ll 21.5 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
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s

define <8 x i8> @vuzpi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
; CHECK-LABEL: vuzpi8:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vldr d16, [r1]
; CHECK-NEXT:    vldr d17, [r0]
; CHECK-NEXT:    vuzp.8 d17, d16
; CHECK-NEXT:    vmul.i8 d16, d17, d16
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i8>, <8 x i8>* %A
	%tmp2 = load <8 x i8>, <8 x i8>* %B
	%tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
	%tmp4 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
        %tmp5 = mul <8 x i8> %tmp3, %tmp4
	ret <8 x i8> %tmp5
}

define <16 x i8> @vuzpi8_Qres(<8 x i8>* %A, <8 x i8>* %B) nounwind {
; CHECK-LABEL: vuzpi8_Qres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vldr d17, [r1]
; CHECK-NEXT:    vldr d16, [r0]
; CHECK-NEXT:    vuzp.8 d16, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i8>, <8 x i8>* %A
	%tmp2 = load <8 x i8>, <8 x i8>* %B
	%tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
	ret <16 x i8> %tmp3
}

define <4 x i16> @vuzpi16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
; CHECK-LABEL: vuzpi16:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vldr d16, [r1]
; CHECK-NEXT:    vldr d17, [r0]
; CHECK-NEXT:    vuzp.16 d17, d16
; CHECK-NEXT:    vmul.i16 d16, d17, d16
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <4 x i16>, <4 x i16>* %A
	%tmp2 = load <4 x i16>, <4 x i16>* %B
	%tmp3 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
	%tmp4 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
        %tmp5 = mul <4 x i16> %tmp3, %tmp4
	ret <4 x i16> %tmp5
}

define <8 x i16> @vuzpi16_Qres(<4 x i16>* %A, <4 x i16>* %B) nounwind {
; CHECK-LABEL: vuzpi16_Qres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vldr d17, [r1]
; CHECK-NEXT:    vldr d16, [r0]
; CHECK-NEXT:    vuzp.16 d16, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <4 x i16>, <4 x i16>* %A
	%tmp2 = load <4 x i16>, <4 x i16>* %B
	%tmp3 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 1, i32 3, i32 5, i32 7>
	ret <8 x i16> %tmp3
}

; VUZP.32 is equivalent to VTRN.32 for 64-bit vectors.

define <16 x i8> @vuzpQi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
; CHECK-LABEL: vuzpQi8:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r1]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r0]
; CHECK-NEXT:    vuzp.8 q9, q8
; CHECK-NEXT:    vadd.i8 q8, q9, q8
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <16 x i8>, <16 x i8>* %A
	%tmp2 = load <16 x i8>, <16 x i8>* %B
	%tmp3 = shufflevector <16 x i8> %tmp1, <16 x i8> %tmp2, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 16, i32 18, i32 20, i32 22, i32 24, i32 26, i32 28, i32 30>
	%tmp4 = shufflevector <16 x i8> %tmp1, <16 x i8> %tmp2, <16 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15, i32 17, i32 19, i32 21, i32 23, i32 25, i32 27, i32 29, i32 31>
        %tmp5 = add <16 x i8> %tmp3, %tmp4
	ret <16 x i8> %tmp5
}

define <32 x i8> @vuzpQi8_QQres(<16 x i8>* %A, <16 x i8>* %B) nounwind {
; CHECK-LABEL: vuzpQi8_QQres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r2]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r1]
; CHECK-NEXT:    vuzp.8 q9, q8
; CHECK-NEXT:    vst1.8 {d18, d19}, [r0:128]!
; CHECK-NEXT:    vst1.64 {d16, d17}, [r0:128]
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <16 x i8>, <16 x i8>* %A
	%tmp2 = load <16 x i8>, <16 x i8>* %B
	%tmp3 = shufflevector <16 x i8> %tmp1, <16 x i8> %tmp2, <32 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 16, i32 18, i32 20, i32 22, i32 24, i32 26, i32 28, i32 30, i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15, i32 17, i32 19, i32 21, i32 23, i32 25, i32 27, i32 29, i32 31>
	ret <32 x i8> %tmp3
}

define <8 x i16> @vuzpQi16(<8 x i16>* %A, <8 x i16>* %B) nounwind {
; CHECK-LABEL: vuzpQi16:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r1]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r0]
; CHECK-NEXT:    vuzp.16 q9, q8
; CHECK-NEXT:    vadd.i16 q8, q9, q8
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i16>, <8 x i16>* %A
	%tmp2 = load <8 x i16>, <8 x i16>* %B
	%tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
	%tmp4 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
        %tmp5 = add <8 x i16> %tmp3, %tmp4
	ret <8 x i16> %tmp5
}

define <16 x i16> @vuzpQi16_QQres(<8 x i16>* %A, <8 x i16>* %B) nounwind {
; CHECK-LABEL: vuzpQi16_QQres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r2]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r1]
; CHECK-NEXT:    vuzp.16 q9, q8
; CHECK-NEXT:    vst1.16 {d18, d19}, [r0:128]!
; CHECK-NEXT:    vst1.64 {d16, d17}, [r0:128]
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i16>, <8 x i16>* %A
	%tmp2 = load <8 x i16>, <8 x i16>* %B
	%tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
	ret <16 x i16> %tmp3
}

define <4 x i32> @vuzpQi32(<4 x i32>* %A, <4 x i32>* %B) nounwind {
; CHECK-LABEL: vuzpQi32:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r1]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r0]
; CHECK-NEXT:    vuzp.32 q9, q8
; CHECK-NEXT:    vadd.i32 q8, q9, q8
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <4 x i32>, <4 x i32>* %A
	%tmp2 = load <4 x i32>, <4 x i32>* %B
	%tmp3 = shufflevector <4 x i32> %tmp1, <4 x i32> %tmp2, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
	%tmp4 = shufflevector <4 x i32> %tmp1, <4 x i32> %tmp2, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
        %tmp5 = add <4 x i32> %tmp3, %tmp4
	ret <4 x i32> %tmp5
}

define <8 x i32> @vuzpQi32_QQres(<4 x i32>* %A, <4 x i32>* %B) nounwind {
; CHECK-LABEL: vuzpQi32_QQres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r2]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r1]
; CHECK-NEXT:    vuzp.32 q9, q8
; CHECK-NEXT:    vst1.32 {d18, d19}, [r0:128]!
; CHECK-NEXT:    vst1.64 {d16, d17}, [r0:128]
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <4 x i32>, <4 x i32>* %A
	%tmp2 = load <4 x i32>, <4 x i32>* %B
	%tmp3 = shufflevector <4 x i32> %tmp1, <4 x i32> %tmp2, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 1, i32 3, i32 5, i32 7>
	ret <8 x i32> %tmp3
}

define <4 x float> @vuzpQf(<4 x float>* %A, <4 x float>* %B) nounwind {
; CHECK-LABEL: vuzpQf:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r1]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r0]
; CHECK-NEXT:    vuzp.32 q9, q8
; CHECK-NEXT:    vadd.f32 q8, q9, q8
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <4 x float>, <4 x float>* %A
	%tmp2 = load <4 x float>, <4 x float>* %B
	%tmp3 = shufflevector <4 x float> %tmp1, <4 x float> %tmp2, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
	%tmp4 = shufflevector <4 x float> %tmp1, <4 x float> %tmp2, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
        %tmp5 = fadd <4 x float> %tmp3, %tmp4
	ret <4 x float> %tmp5
}

define <8 x float> @vuzpQf_QQres(<4 x float>* %A, <4 x float>* %B) nounwind {
; CHECK-LABEL: vuzpQf_QQres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r2]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r1]
; CHECK-NEXT:    vuzp.32 q9, q8
; CHECK-NEXT:    vst1.32 {d18, d19}, [r0:128]!
; CHECK-NEXT:    vst1.64 {d16, d17}, [r0:128]
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <4 x float>, <4 x float>* %A
	%tmp2 = load <4 x float>, <4 x float>* %B
	%tmp3 = shufflevector <4 x float> %tmp1, <4 x float> %tmp2, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 1, i32 3, i32 5, i32 7>
	ret <8 x float> %tmp3
}

; Undef shuffle indices should not prevent matching to VUZP:

define <8 x i8> @vuzpi8_undef(<8 x i8>* %A, <8 x i8>* %B) nounwind {
; CHECK-LABEL: vuzpi8_undef:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vldr d16, [r1]
; CHECK-NEXT:    vldr d17, [r0]
; CHECK-NEXT:    vuzp.8 d17, d16
; CHECK-NEXT:    vmul.i8 d16, d17, d16
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i8>, <8 x i8>* %A
	%tmp2 = load <8 x i8>, <8 x i8>* %B
	%tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 0, i32 2, i32 undef, i32 undef, i32 8, i32 10, i32 12, i32 14>
	%tmp4 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 undef, i32 undef, i32 13, i32 15>
        %tmp5 = mul <8 x i8> %tmp3, %tmp4
	ret <8 x i8> %tmp5
}

define <16 x i8> @vuzpi8_undef_Qres(<8 x i8>* %A, <8 x i8>* %B) nounwind {
; CHECK-LABEL: vuzpi8_undef_Qres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vldr d17, [r1]
; CHECK-NEXT:    vldr d16, [r0]
; CHECK-NEXT:    vuzp.8 d16, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i8>, <8 x i8>* %A
	%tmp2 = load <8 x i8>, <8 x i8>* %B
	%tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <16 x i32> <i32 0, i32 2, i32 undef, i32 undef, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 7, i32 undef, i32 undef, i32 13, i32 15>
	ret <16 x i8> %tmp3
}

define <8 x i16> @vuzpQi16_undef(<8 x i16>* %A, <8 x i16>* %B) nounwind {
; CHECK-LABEL: vuzpQi16_undef:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r1]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r0]
; CHECK-NEXT:    vuzp.16 q9, q8
; CHECK-NEXT:    vadd.i16 q8, q9, q8
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i16>, <8 x i16>* %A
	%tmp2 = load <8 x i16>, <8 x i16>* %B
	%tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 0, i32 undef, i32 4, i32 undef, i32 8, i32 10, i32 12, i32 14>
	%tmp4 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> <i32 1, i32 3, i32 5, i32 undef, i32 undef, i32 11, i32 13, i32 15>
        %tmp5 = add <8 x i16> %tmp3, %tmp4
	ret <8 x i16> %tmp5
}

define <16 x i16> @vuzpQi16_undef_QQres(<8 x i16>* %A, <8 x i16>* %B) nounwind {
; CHECK-LABEL: vuzpQi16_undef_QQres:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vld1.64 {d16, d17}, [r2]
; CHECK-NEXT:    vld1.64 {d18, d19}, [r1]
; CHECK-NEXT:    vuzp.16 q9, q8
; CHECK-NEXT:    vst1.16 {d18, d19}, [r0:128]!
; CHECK-NEXT:    vst1.64 {d16, d17}, [r0:128]
; CHECK-NEXT:    mov pc, lr
	%tmp1 = load <8 x i16>, <8 x i16>* %A
	%tmp2 = load <8 x i16>, <8 x i16>* %B
	%tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <16 x i32> <i32 0, i32 undef, i32 4, i32 undef, i32 8, i32 10, i32 12, i32 14, i32 1, i32 3, i32 5, i32 undef, i32 undef, i32 11, i32 13, i32 15>
	ret <16 x i16> %tmp3
}

define <8 x i16> @vuzp_lower_shufflemask_undef(<4 x i16>* %A, <4 x i16>* %B) {
; CHECK-LABEL: vuzp_lower_shufflemask_undef:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vldr d17, [r1]
; CHECK-NEXT:    vldr d18, [r0]
; CHECK-NEXT:    vuzp.16 d18, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    mov pc, lr
entry:
	%tmp1 = load <4 x i16>, <4 x i16>* %A
	%tmp2 = load <4 x i16>, <4 x i16>* %B
  %0 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 1, i32 3, i32 5, i32 7>
  ret <8 x i16> %0
}

define <4 x i32> @vuzp_lower_shufflemask_zeroed(<2 x i32>* %A, <2 x i32>* %B) {
; CHECK-LABEL: vuzp_lower_shufflemask_zeroed:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vldr d18, [r0]
; CHECK-NEXT:    vorr d19, d18, d18
; CHECK-NEXT:    vldr d17, [r1]
; CHECK-NEXT:    vtrn.32 d19, d17
; CHECK-NEXT:    vdup.32 d16, d18[0]
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
entry:
  %tmp1 = load <2 x i32>, <2 x i32>* %A
	%tmp2 = load <2 x i32>, <2 x i32>* %B
  %0 = shufflevector <2 x i32> %tmp1, <2 x i32> %tmp2, <4 x i32> <i32 0, i32 0, i32 1, i32 3>
  ret <4 x i32> %0
}

define void @vuzp_rev_shufflemask_vtrn(<2 x i32>* %A, <2 x i32>* %B, <4 x i32>* %C) {
; CHECK-LABEL: vuzp_rev_shufflemask_vtrn:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vldr d16, [r1]
; CHECK-NEXT:    vldr d17, [r0]
; CHECK-NEXT:    vtrn.32 d17, d16
; CHECK-NEXT:    vst1.64 {d16, d17}, [r2]
; CHECK-NEXT:    mov pc, lr
entry:
  %tmp1 = load <2 x i32>, <2 x i32>* %A
  %tmp2 = load <2 x i32>, <2 x i32>* %B
  %0 = shufflevector <2 x i32> %tmp1, <2 x i32> %tmp2, <4 x i32> <i32 1, i32 3, i32 0, i32 2>
  store <4 x i32> %0, <4 x i32>* %C
  ret void
}

define <8 x i8> @cmpsel_trunc(<8 x i8> %in0, <8 x i8> %in1, <8 x i32> %cmp0, <8 x i32> %cmp1) {
; In order to create the select we need to truncate the vcgt result from a vector of i32 to a vector of i8.
; This results in a build_vector with mismatched types. We will generate two vmovn.i32 instructions to
; truncate from i32 to i16 and one vmovn.i16 to perform the final truncation for i8.
; CHECK-LABEL: cmpsel_trunc:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    add r12, sp, #16
; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
; CHECK-NEXT:    mov r12, sp
; CHECK-NEXT:    vld1.64 {d18, d19}, [r12]
; CHECK-NEXT:    add r12, sp, #48
; CHECK-NEXT:    vld1.64 {d20, d21}, [r12]
; CHECK-NEXT:    add r12, sp, #32
; CHECK-NEXT:    vcgt.u32 q8, q10, q8
; CHECK-NEXT:    vld1.64 {d20, d21}, [r12]
; CHECK-NEXT:    vcgt.u32 q9, q10, q9
; CHECK-NEXT:    vmov d20, r2, r3
; CHECK-NEXT:    vmovn.i32 d17, q8
; CHECK-NEXT:    vmovn.i32 d16, q9
; CHECK-NEXT:    vmov d18, r0, r1
; CHECK-NEXT:    vmovn.i16 d16, q8
; CHECK-NEXT:    vbsl d16, d18, d20
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
  %c = icmp ult <8 x i32> %cmp0, %cmp1
  %res = select <8 x i1> %c, <8 x i8> %in0, <8 x i8> %in1
  ret <8 x i8> %res
}

; Shuffle the result from the compare with a <4 x i8>.
; We need to extend the loaded <4 x i8> to <4 x i16>. Otherwise we wouldn't be able
; to perform the vuzp and get the vbsl mask.
define <8 x i8> @vuzp_trunc_and_shuffle(<8 x i8> %tr0, <8 x i8> %tr1,
; CHECK-LABEL: vuzp_trunc_and_shuffle:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    .save {r11, lr}
; CHECK-NEXT:    push {r11, lr}
; CHECK-NEXT:    add r12, sp, #8
; CHECK-NEXT:    add lr, sp, #24
; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
; CHECK-NEXT:    ldr r12, [sp, #40]
; CHECK-NEXT:    vld1.64 {d18, d19}, [lr]
; CHECK-NEXT:    vcgt.u32 q8, q9, q8
; CHECK-NEXT:    vld1.32 {d18[0]}, [r12:32]
; CHECK-NEXT:    vmovl.u8 q9, d18
; CHECK-NEXT:    vmovn.i32 d16, q8
; CHECK-NEXT:    vmov d17, r2, r3
; CHECK-NEXT:    vuzp.8 d16, d18
; CHECK-NEXT:    vmov d18, r0, r1
; CHECK-NEXT:    vshl.i8 d16, d16, #7
; CHECK-NEXT:    vshr.s8 d16, d16, #7
; CHECK-NEXT:    vbsl d16, d18, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    pop {r11, lr}
; CHECK-NEXT:    mov pc, lr
                         <4 x i32> %cmp0, <4 x i32> %cmp1, <4 x i8> *%cmp2_ptr) {
  %cmp2_load = load <4 x i8>, <4 x i8> * %cmp2_ptr, align 4
  %cmp2 = trunc <4 x i8> %cmp2_load to <4 x i1>
  %c0 = icmp ult <4 x i32> %cmp0, %cmp1
  %c = shufflevector <4 x i1> %c0, <4 x i1> %cmp2, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
  %rv = select <8 x i1> %c, <8 x i8> %tr0, <8 x i8> %tr1
  ret <8 x i8> %rv
}

; Use an undef value for the <4 x i8> that is being shuffled with the compare result.
; This produces a build_vector with some of the operands undefs.
define <8 x i8> @vuzp_trunc_and_shuffle_undef_right(<8 x i8> %tr0, <8 x i8> %tr1,
; CHECK-LABEL: vuzp_trunc_and_shuffle_undef_right:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    mov r12, sp
; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
; CHECK-NEXT:    add r12, sp, #16
; CHECK-NEXT:    vld1.64 {d18, d19}, [r12]
; CHECK-NEXT:    vcgt.u32 q8, q9, q8
; CHECK-NEXT:    vmov d18, r0, r1
; CHECK-NEXT:    vmovn.i32 d16, q8
; CHECK-NEXT:    vuzp.8 d16, d17
; CHECK-NEXT:    vmov d17, r2, r3
; CHECK-NEXT:    vshl.i8 d16, d16, #7
; CHECK-NEXT:    vshr.s8 d16, d16, #7
; CHECK-NEXT:    vbsl d16, d18, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
                         <4 x i32> %cmp0, <4 x i32> %cmp1, <4 x i8> *%cmp2_ptr) {
  %cmp2_load = load <4 x i8>, <4 x i8> * %cmp2_ptr, align 4
  %cmp2 = trunc <4 x i8> %cmp2_load to <4 x i1>
  %c0 = icmp ult <4 x i32> %cmp0, %cmp1
  %c = shufflevector <4 x i1> %c0, <4 x i1> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
  %rv = select <8 x i1> %c, <8 x i8> %tr0, <8 x i8> %tr1
  ret <8 x i8> %rv
}

define <8 x i8> @vuzp_trunc_and_shuffle_undef_left(<8 x i8> %tr0, <8 x i8> %tr1,
; CHECK-LABEL: vuzp_trunc_and_shuffle_undef_left:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    mov r12, sp
; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
; CHECK-NEXT:    add r12, sp, #16
; CHECK-NEXT:    vld1.64 {d18, d19}, [r12]
; CHECK-NEXT:    vcgt.u32 q8, q9, q8
; CHECK-NEXT:    vldr d18, .LCPI22_0
; CHECK-NEXT:    vmovn.i32 d16, q8
; CHECK-NEXT:    vtbl.8 d16, {d16}, d18
; CHECK-NEXT:    vmov d17, r2, r3
; CHECK-NEXT:    vmov d18, r0, r1
; CHECK-NEXT:    vshl.i8 d16, d16, #7
; CHECK-NEXT:    vshr.s8 d16, d16, #7
; CHECK-NEXT:    vbsl d16, d18, d17
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    mov pc, lr
; CHECK-NEXT:    .p2align 3
; CHECK-NEXT:  @ %bb.1:
; CHECK-NEXT:  .LCPI22_0:
; CHECK-NEXT:    .byte 255 @ 0xff
; CHECK-NEXT:    .byte 255 @ 0xff
; CHECK-NEXT:    .byte 255 @ 0xff
; CHECK-NEXT:    .byte 255 @ 0xff
; CHECK-NEXT:    .byte 0 @ 0x0
; CHECK-NEXT:    .byte 2 @ 0x2
; CHECK-NEXT:    .byte 4 @ 0x4
; CHECK-NEXT:    .byte 6 @ 0x6
                         <4 x i32> %cmp0, <4 x i32> %cmp1, <4 x i8> *%cmp2_ptr) {
  %cmp2_load = load <4 x i8>, <4 x i8> * %cmp2_ptr, align 4
  %cmp2 = trunc <4 x i8> %cmp2_load to <4 x i1>
  %c0 = icmp ult <4 x i32> %cmp0, %cmp1
  %c = shufflevector <4 x i1> undef, <4 x i1> %c0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
  %rv = select <8 x i1> %c, <8 x i8> %tr0, <8 x i8> %tr1
  ret <8 x i8> %rv
}

; We're using large data types here, and we have to fill with undef values until we
; get some vector size that we can represent.
define <10 x i8> @vuzp_wide_type(<10 x i8> %tr0, <10 x i8> %tr1,
; CHECK-LABEL: vuzp_wide_type:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    .save {r4, lr}
; CHECK-NEXT:    push {r4, lr}
; CHECK-NEXT:    add r12, sp, #32
; CHECK-NEXT:    add lr, sp, #48
; CHECK-NEXT:    vld1.32 {d17[0]}, [r12:32]
; CHECK-NEXT:    add r12, sp, #24
; CHECK-NEXT:    vld1.32 {d16[0]}, [r12:32]
; CHECK-NEXT:    add r12, sp, #56
; CHECK-NEXT:    vld1.32 {d19[0]}, [r12:32]
; CHECK-NEXT:    vld1.32 {d18[0]}, [lr:32]
; CHECK-NEXT:    add lr, sp, #40
; CHECK-NEXT:    vld1.32 {d20[0]}, [lr:32]
; CHECK-NEXT:    ldr r12, [sp, #68]
; CHECK-NEXT:    ldr r4, [r12]
; CHECK-NEXT:    vmov.32 d23[0], r4
; CHECK-NEXT:    add r4, sp, #64
; CHECK-NEXT:    vld1.32 {d24[0]}, [r4:32]
; CHECK-NEXT:    add r4, sp, #36
; CHECK-NEXT:    vcgt.u32 q10, q12, q10
; CHECK-NEXT:    vld1.32 {d17[1]}, [r4:32]
; CHECK-NEXT:    add r4, sp, #28
; CHECK-NEXT:    vld1.32 {d16[1]}, [r4:32]
; CHECK-NEXT:    add r4, sp, #60
; CHECK-NEXT:    vld1.32 {d19[1]}, [r4:32]
; CHECK-NEXT:    add r4, sp, #52
; CHECK-NEXT:    vld1.32 {d18[1]}, [r4:32]
; CHECK-NEXT:    add r4, r12, #4
; CHECK-NEXT:    vcgt.u32 q8, q9, q8
; CHECK-NEXT:    vmovn.i32 d19, q10
; CHECK-NEXT:    vmov.u8 lr, d23[3]
; CHECK-NEXT:    vmovn.i32 d18, q8
; CHECK-NEXT:    vmovn.i16 d22, q9
; CHECK-NEXT:    vldr d18, .LCPI23_0
; CHECK-NEXT:    vmov.8 d17[0], lr
; CHECK-NEXT:    vtbl.8 d16, {d22, d23}, d18
; CHECK-NEXT:    vmov d19, r2, r3
; CHECK-NEXT:    vld1.8 {d17[1]}, [r4]
; CHECK-NEXT:    add r4, sp, #8
; CHECK-NEXT:    vmov d18, r0, r1
; CHECK-NEXT:    vshl.i8 q8, q8, #7
; CHECK-NEXT:    vld1.64 {d20, d21}, [r4]
; CHECK-NEXT:    vshr.s8 q8, q8, #7
; CHECK-NEXT:    vbsl q8, q9, q10
; CHECK-NEXT:    vmov r0, r1, d16
; CHECK-NEXT:    vmov r2, r3, d17
; CHECK-NEXT:    pop {r4, lr}
; CHECK-NEXT:    mov pc, lr
; CHECK-NEXT:    .p2align 3
; CHECK-NEXT:  @ %bb.1:
; CHECK-NEXT:  .LCPI23_0:
; CHECK-NEXT:    .byte 0 @ 0x0
; CHECK-NEXT:    .byte 1 @ 0x1
; CHECK-NEXT:    .byte 2 @ 0x2
; CHECK-NEXT:    .byte 3 @ 0x3
; CHECK-NEXT:    .byte 4 @ 0x4
; CHECK-NEXT:    .byte 8 @ 0x8
; CHECK-NEXT:    .byte 9 @ 0x9
; CHECK-NEXT:    .byte 10 @ 0xa
                            <5 x i32> %cmp0, <5 x i32> %cmp1, <5 x i8> *%cmp2_ptr) {
  %cmp2_load = load <5 x i8>, <5 x i8> * %cmp2_ptr, align 4
  %cmp2 = trunc <5 x i8> %cmp2_load to <5 x i1>
  %c0 = icmp ult <5 x i32> %cmp0, %cmp1
  %c = shufflevector <5 x i1> %c0, <5 x i1> %cmp2, <10 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9>
  %rv = select <10 x i1> %c, <10 x i8> %tr0, <10 x i8> %tr1
  ret <10 x i8> %rv
}

%struct.uint8x8x2_t = type { [2 x <8 x i8>] }
define %struct.uint8x8x2_t @vuzp_extract_subvector(<16 x i8> %t) #0 {
; CHECK-LABEL: vuzp_extract_subvector:
; CHECK:       @ %bb.0:
; CHECK-NEXT:    vmov d16, r2, r3
; CHECK-NEXT:    vmov d17, r0, r1
; CHECK-NEXT:    vuzp.8 d17, d16
; CHECK-NEXT:    vmov r0, r1, d17
; CHECK-NEXT:    vmov r2, r3, d16
; CHECK-NEXT:    mov pc, lr

  %vuzp.i = shufflevector <16 x i8> %t, <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
  %vuzp1.i = shufflevector <16 x i8> %t, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
  %.fca.0.0.insert = insertvalue %struct.uint8x8x2_t undef, <8 x i8> %vuzp.i, 0, 0
  %.fca.0.1.insert = insertvalue %struct.uint8x8x2_t %.fca.0.0.insert, <8 x i8> %vuzp1.i, 0, 1
  ret %struct.uint8x8x2_t %.fca.0.1.insert
}