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
|
; RUN: llc < %s -show-mc-encoding -mattr=+promote-alloca -disable-promote-alloca-to-vector -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn | FileCheck -enable-var-scope -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc < %s -show-mc-encoding -mattr=+promote-alloca -disable-promote-alloca-to-vector -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn--amdhsa -mcpu=kaveri -mattr=-unaligned-access-mode | FileCheck -enable-var-scope -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC -check-prefix=HSA-PROMOTE %s
; RUN: llc < %s -show-mc-encoding -mattr=-promote-alloca -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn | FileCheck %s -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC
; RUN: llc < %s -show-mc-encoding -mattr=-promote-alloca -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn-amdhsa -mcpu=kaveri -mattr=-unaligned-access-mode | FileCheck -enable-var-scope -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC -check-prefix=HSA-ALLOCA %s
; RUN: llc < %s -show-mc-encoding -mattr=+promote-alloca -disable-promote-alloca-to-vector -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn-amdhsa -mcpu=tonga -mattr=-unaligned-access-mode | FileCheck -enable-var-scope -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc < %s -show-mc-encoding -mattr=+promote-alloca -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn-amdhsa -mcpu=tonga -mattr=-unaligned-access-mode | FileCheck -enable-var-scope -check-prefix=SI-PROMOTE-VECT -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc < %s -show-mc-encoding -mattr=-promote-alloca -amdgpu-load-store-vectorizer=0 -enable-amdgpu-aa=0 -verify-machineinstrs -mtriple=amdgcn-amdhsa -mcpu=tonga -mattr=-unaligned-access-mode | FileCheck -enable-var-scope -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s
; RUN: opt < %s -S -mtriple=amdgcn-unknown-amdhsa -data-layout=A5 -mcpu=kaveri -passes=amdgpu-promote-alloca -disable-promote-alloca-to-vector | FileCheck -enable-var-scope -check-prefix=HSAOPT -check-prefix=OPT %s
; RUN: opt < %s -S -mtriple=amdgcn-unknown-unknown -data-layout=A5 -mcpu=kaveri -passes=amdgpu-promote-alloca -disable-promote-alloca-to-vector | FileCheck -enable-var-scope -check-prefix=NOHSAOPT -check-prefix=OPT %s
; RUN: llc < %s -mtriple=r600 -mcpu=cypress -disable-promote-alloca-to-vector | FileCheck %s -check-prefix=R600 -check-prefix=FUNC
; RUN: llc < %s -mtriple=r600 -mcpu=cypress | FileCheck %s -check-prefix=R600-VECT -check-prefix=FUNC
; HSAOPT: @mova_same_clause.stack = internal unnamed_addr addrspace(3) global [256 x [5 x i32]] poison, align 4
; HSAOPT: @high_alignment.stack = internal unnamed_addr addrspace(3) global [256 x [8 x i32]] poison, align 16
; FUNC-LABEL: {{^}}mova_same_clause:
; OPT-LABEL: @mova_same_clause(
; R600: LDS_WRITE
; R600: LDS_WRITE
; R600: LDS_READ
; R600: LDS_READ
; HSA-PROMOTE: .amdhsa_group_segment_fixed_size 5120
; HSA-PROMOTE: s_load_dwordx2 s[{{[0-9:]+}}], s[4:5], 0x1
; SI-PROMOTE: ds_write_b32
; SI-PROMOTE: ds_write_b32
; SI-PROMOTE: ds_read_b32
; SI-PROMOTE: ds_read_b32
; FIXME: Creating the emergency stack slots causes us to over-estimate scratch
; by 4 bytes.
; HSA-ALLOCA: .amdhsa_private_segment_fixed_size 24
; HSA-ALLOCA: s_add_i32 s12, s12, s17
; HSA-ALLOCA-DAG: s_mov_b32 flat_scratch_lo, s13
; HSA-ALLOCA-DAG: s_lshr_b32 flat_scratch_hi, s12, 8
; SI-ALLOCA: buffer_store_dword v{{[0-9]+}}, v{{[0-9]+}}, s[{{[0-9]+:[0-9]+}}], 0 offen ; encoding: [0x00,0x10,0x70,0xe0
; SI-ALLOCA: buffer_store_dword v{{[0-9]+}}, v{{[0-9]+}}, s[{{[0-9]+:[0-9]+}}], 0 offen ; encoding: [0x00,0x10,0x70,0xe0
; HSAOPT: [[DISPATCH_PTR:%[0-9]+]] = call noalias nonnull dereferenceable(64) ptr addrspace(4) @llvm.amdgcn.dispatch.ptr()
; HSAOPT: [[GEP0:%[0-9]+]] = getelementptr inbounds i32, ptr addrspace(4) [[DISPATCH_PTR]], i64 1
; HSAOPT: [[LDXY:%[0-9]+]] = load i32, ptr addrspace(4) [[GEP0]], align 4, !invariant.load !1
; HSAOPT: [[GEP1:%[0-9]+]] = getelementptr inbounds i32, ptr addrspace(4) [[DISPATCH_PTR]], i64 2
; HSAOPT: [[LDZU:%[0-9]+]] = load i32, ptr addrspace(4) [[GEP1]], align 4, !range !2, !invariant.load !1
; HSAOPT: [[EXTRACTY:%[0-9]+]] = lshr i32 [[LDXY]], 16
; HSAOPT: [[WORKITEM_ID_X:%[0-9]+]] = call range(i32 0, 256) i32 @llvm.amdgcn.workitem.id.x()
; HSAOPT: [[WORKITEM_ID_Y:%[0-9]+]] = call range(i32 0, 256) i32 @llvm.amdgcn.workitem.id.y()
; HSAOPT: [[WORKITEM_ID_Z:%[0-9]+]] = call range(i32 0, 256) i32 @llvm.amdgcn.workitem.id.z()
; HSAOPT: [[Y_SIZE_X_Z_SIZE:%[0-9]+]] = mul nuw nsw i32 [[EXTRACTY]], [[LDZU]]
; HSAOPT: [[YZ_X_XID:%[0-9]+]] = mul i32 [[Y_SIZE_X_Z_SIZE]], [[WORKITEM_ID_X]]
; HSAOPT: [[Y_X_Z_SIZE:%[0-9]+]] = mul nuw nsw i32 [[WORKITEM_ID_Y]], [[LDZU]]
; HSAOPT: [[ADD_YZ_X_X_YZ_SIZE:%[0-9]+]] = add i32 [[YZ_X_XID]], [[Y_X_Z_SIZE]]
; HSAOPT: [[ADD_ZID:%[0-9]+]] = add i32 [[ADD_YZ_X_X_YZ_SIZE]], [[WORKITEM_ID_Z]]
; HSAOPT: [[LOCAL_GEP:%[0-9]+]] = getelementptr inbounds [256 x [5 x i32]], ptr addrspace(3) @mova_same_clause.stack, i32 0, i32 [[ADD_ZID]]
; HSAOPT: %arrayidx1 = getelementptr inbounds [5 x i32], ptr addrspace(3) [[LOCAL_GEP]], i32 0, i32 {{%[0-9]+}}
; HSAOPT: %arrayidx3 = getelementptr inbounds [5 x i32], ptr addrspace(3) [[LOCAL_GEP]], i32 0, i32 {{%[0-9]+}}
; HSAOPT: %arrayidx12 = getelementptr inbounds [5 x i32], ptr addrspace(3) [[LOCAL_GEP]], i32 0, i32 1
; NOHSAOPT: call range(i32 0, 257) i32 @llvm.r600.read.local.size.y()
; NOHSAOPT: call range(i32 0, 257) i32 @llvm.r600.read.local.size.z()
; NOHSAOPT: call range(i32 0, 256) i32 @llvm.amdgcn.workitem.id.x()
; NOHSAOPT: call range(i32 0, 256) i32 @llvm.amdgcn.workitem.id.y()
; NOHSAOPT: call range(i32 0, 256) i32 @llvm.amdgcn.workitem.id.z()
define amdgpu_kernel void @mova_same_clause(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in) #0 {
entry:
%stack = alloca [5 x i32], align 4, addrspace(5)
%0 = load i32, ptr addrspace(1) %in, align 4
%arrayidx1 = getelementptr inbounds [5 x i32], ptr addrspace(5) %stack, i32 0, i32 %0
store i32 4, ptr addrspace(5) %arrayidx1, align 4
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
%1 = load i32, ptr addrspace(1) %arrayidx2, align 4
%arrayidx3 = getelementptr inbounds [5 x i32], ptr addrspace(5) %stack, i32 0, i32 %1
store i32 5, ptr addrspace(5) %arrayidx3, align 4
%2 = load i32, ptr addrspace(5) %stack, align 4
store i32 %2, ptr addrspace(1) %out, align 4
%arrayidx12 = getelementptr inbounds [5 x i32], ptr addrspace(5) %stack, i32 0, i32 1
%3 = load i32, ptr addrspace(5) %arrayidx12
%arrayidx13 = getelementptr inbounds i32, ptr addrspace(1) %out, i32 1
store i32 %3, ptr addrspace(1) %arrayidx13
ret void
}
; OPT-LABEL: @high_alignment(
; OPT: getelementptr inbounds [256 x [8 x i32]], ptr addrspace(3) @high_alignment.stack, i32 0, i32 %{{[0-9]+}}
define amdgpu_kernel void @high_alignment(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in) #0 {
entry:
%stack = alloca [8 x i32], align 16, addrspace(5)
%0 = load i32, ptr addrspace(1) %in, align 4
%arrayidx1 = getelementptr inbounds [8 x i32], ptr addrspace(5) %stack, i32 0, i32 %0
store i32 4, ptr addrspace(5) %arrayidx1, align 4
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
%1 = load i32, ptr addrspace(1) %arrayidx2, align 4
%arrayidx3 = getelementptr inbounds [8 x i32], ptr addrspace(5) %stack, i32 0, i32 %1
store i32 5, ptr addrspace(5) %arrayidx3, align 4
%2 = load i32, ptr addrspace(5) %stack, align 4
store i32 %2, ptr addrspace(1) %out, align 4
%arrayidx12 = getelementptr inbounds [8 x i32], ptr addrspace(5) %stack, i32 0, i32 1
%3 = load i32, ptr addrspace(5) %arrayidx12
%arrayidx13 = getelementptr inbounds i32, ptr addrspace(1) %out, i32 1
store i32 %3, ptr addrspace(1) %arrayidx13
ret void
}
; FUNC-LABEL: {{^}}no_replace_inbounds_gep:
; OPT-LABEL: @no_replace_inbounds_gep(
; OPT: alloca [5 x i32]
; SI-NOT: ds_write
define amdgpu_kernel void @no_replace_inbounds_gep(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in) #0 {
entry:
%stack = alloca [5 x i32], align 4, addrspace(5)
%0 = load i32, ptr addrspace(1) %in, align 4
%arrayidx1 = getelementptr [5 x i32], ptr addrspace(5) %stack, i32 0, i32 %0
store i32 4, ptr addrspace(5) %arrayidx1, align 4
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
%1 = load i32, ptr addrspace(1) %arrayidx2, align 4
%arrayidx3 = getelementptr inbounds [5 x i32], ptr addrspace(5) %stack, i32 0, i32 %1
store i32 5, ptr addrspace(5) %arrayidx3, align 4
%2 = load i32, ptr addrspace(5) %stack, align 4
store i32 %2, ptr addrspace(1) %out, align 4
%arrayidx12 = getelementptr inbounds [5 x i32], ptr addrspace(5) %stack, i32 0, i32 1
%3 = load i32, ptr addrspace(5) %arrayidx12
%arrayidx13 = getelementptr inbounds i32, ptr addrspace(1) %out, i32 1
store i32 %3, ptr addrspace(1) %arrayidx13
ret void
}
; This test checks that the stack offset is calculated correctly for structs.
; All register loads/stores should be optimized away, so there shouldn't be
; any MOVA instructions.
;
; XXX: This generated code has unnecessary MOVs, we should be able to optimize
; this.
; FUNC-LABEL: {{^}}multiple_structs:
; OPT-LABEL: @multiple_structs(
; R600-NOT: MOVA_INT
; SI-NOT: v_movrel
; SI-NOT: v_movrel
%struct.point = type { i32, i32 }
define amdgpu_kernel void @multiple_structs(ptr addrspace(1) %out) #0 {
entry:
%a = alloca %struct.point, addrspace(5)
%b = alloca %struct.point, addrspace(5)
%a.y.ptr = getelementptr %struct.point, ptr addrspace(5) %a, i32 0, i32 1
%b.y.ptr = getelementptr %struct.point, ptr addrspace(5) %b, i32 0, i32 1
store i32 0, ptr addrspace(5) %a
store i32 1, ptr addrspace(5) %a.y.ptr
store i32 2, ptr addrspace(5) %b
store i32 3, ptr addrspace(5) %b.y.ptr
%a.indirect = load i32, ptr addrspace(5) %a
%b.indirect = load i32, ptr addrspace(5) %b
%0 = add i32 %a.indirect, %b.indirect
store i32 %0, ptr addrspace(1) %out
ret void
}
; Test direct access of a private array inside a loop. The private array
; loads and stores should be lowered to copies, so there shouldn't be any
; MOVA instructions.
; FUNC-LABEL: {{^}}direct_loop:
; R600-NOT: MOVA_INT
; SI-NOT: v_movrel
define amdgpu_kernel void @direct_loop(ptr addrspace(1) %out, ptr addrspace(1) %in) #0 {
entry:
%prv_array_const = alloca [2 x i32], addrspace(5)
%prv_array = alloca [2 x i32], addrspace(5)
%a = load i32, ptr addrspace(1) %in
%b_src_ptr = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
%b = load i32, ptr addrspace(1) %b_src_ptr
store i32 %a, ptr addrspace(5) %prv_array_const
%b_dst_ptr = getelementptr inbounds [2 x i32], ptr addrspace(5) %prv_array_const, i32 0, i32 1
store i32 %b, ptr addrspace(5) %b_dst_ptr
br label %for.body
for.body:
%inc = phi i32 [0, %entry], [%count, %for.body]
%x = load i32, ptr addrspace(5) %prv_array_const
%y = load i32, ptr addrspace(5) %prv_array
%xy = add i32 %x, %y
store i32 %xy, ptr addrspace(5) %prv_array
%count = add i32 %inc, 1
%done = icmp eq i32 %count, 4095
br i1 %done, label %for.end, label %for.body
for.end:
%value = load i32, ptr addrspace(5) %prv_array
store i32 %value, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}short_array:
; R600-VECT: MOVA_INT
; SI-ALLOCA-DAG: buffer_store_short v{{[0-9]+}}, off, s[{{[0-9]+:[0-9]+}}], 0 offset:2 ; encoding: [0x02,0x00,0x68,0xe0
; SI-ALLOCA-DAG: buffer_store_short v{{[0-9]+}}, off, s[{{[0-9]+:[0-9]+}}], 0 ; encoding: [0x00,0x00,0x68,0xe0
; Loaded value is 0 or 1, so sext will become zext, so we get buffer_load_ushort instead of buffer_load_sshort.
; SI-ALLOCA: buffer_load_sshort v{{[0-9]+}}, v{{[0-9]+}}, s[{{[0-9]+:[0-9]+}}], 0
; SI-PROMOTE-VECT: s_load_dword [[IDX:s[0-9]+]]
; SI-PROMOTE-VECT: s_lshl_b32 [[SCALED_IDX:s[0-9]+]], [[IDX]], 4
; SI-PROMOTE-VECT: s_lshr_b32 [[SREG:s[0-9]+]], 0x10000, [[SCALED_IDX]]
; SI-PROMOTE-VECT: s_and_b32 s{{[0-9]+}}, [[SREG]], 1
define amdgpu_kernel void @short_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%0 = alloca [2 x i16], addrspace(5)
%1 = getelementptr inbounds [2 x i16], ptr addrspace(5) %0, i32 0, i32 1
store i16 0, ptr addrspace(5) %0
store i16 1, ptr addrspace(5) %1
%2 = getelementptr inbounds [2 x i16], ptr addrspace(5) %0, i32 0, i32 %index
%3 = load i16, ptr addrspace(5) %2
%4 = sext i16 %3 to i32
store i32 %4, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}char_array:
; R600-VECT: MOVA_INT
; SI-PROMOTE-VECT-DAG: s_lshl_b32
; SI-PROMOTE-VECT-DAG: v_lshrrev
; SI-ALLOCA-DAG: buffer_store_byte v{{[0-9]+}}, off, s[{{[0-9]+:[0-9]+}}], 0 ; encoding: [0x00,0x00,0x60,0xe0
; SI-ALLOCA-DAG: buffer_store_byte v{{[0-9]+}}, off, s[{{[0-9]+:[0-9]+}}], 0 offset:1 ; encoding: [0x01,0x00,0x60,0xe0
define amdgpu_kernel void @char_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%0 = alloca [2 x i8], addrspace(5)
%1 = getelementptr inbounds [2 x i8], ptr addrspace(5) %0, i32 0, i32 1
store i8 0, ptr addrspace(5) %0
store i8 1, ptr addrspace(5) %1
%2 = getelementptr inbounds [2 x i8], ptr addrspace(5) %0, i32 0, i32 %index
%3 = load i8, ptr addrspace(5) %2
%4 = sext i8 %3 to i32
store i32 %4, ptr addrspace(1) %out
ret void
}
; Test that two stack objects are not stored in the same register
; The second stack object should be in T3.X
; FUNC-LABEL: {{^}}no_overlap:
;
; A total of 5 bytes should be allocated and used.
; SI: buffer_store_byte v{{[0-9]+}}, off, s[{{[0-9]+:[0-9]+}}], 0 ;
define amdgpu_kernel void @no_overlap(ptr addrspace(1) %out, i32 %in) #0 {
entry:
%0 = alloca [3 x i8], align 1, addrspace(5)
%1 = alloca [2 x i8], align 1, addrspace(5)
%2 = getelementptr [3 x i8], ptr addrspace(5) %0, i32 0, i32 1
%3 = getelementptr [3 x i8], ptr addrspace(5) %0, i32 0, i32 2
%4 = getelementptr [2 x i8], ptr addrspace(5) %1, i32 0, i32 1
store i8 0, ptr addrspace(5) %0
store i8 1, ptr addrspace(5) %2
store i8 2, ptr addrspace(5) %3
store i8 1, ptr addrspace(5) %1
store i8 0, ptr addrspace(5) %4
%5 = getelementptr [3 x i8], ptr addrspace(5) %0, i32 0, i32 %in
%6 = getelementptr [2 x i8], ptr addrspace(5) %1, i32 0, i32 %in
%7 = load i8, ptr addrspace(5) %5
%8 = load i8, ptr addrspace(5) %6
%9 = add i8 %7, %8
%10 = sext i8 %9 to i32
store i32 %10, ptr addrspace(1) %out
ret void
}
define amdgpu_kernel void @char_array_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%alloca = alloca [2 x [2 x i8]], addrspace(5)
%gep1 = getelementptr [2 x [2 x i8]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 1
store i8 0, ptr addrspace(5) %alloca
store i8 1, ptr addrspace(5) %gep1
%gep2 = getelementptr [2 x [2 x i8]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 %index
%load = load i8, ptr addrspace(5) %gep2
%sext = sext i8 %load to i32
store i32 %sext, ptr addrspace(1) %out
ret void
}
define amdgpu_kernel void @i32_array_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%alloca = alloca [2 x [2 x i32]], addrspace(5)
%gep1 = getelementptr [2 x [2 x i32]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 1
store i32 0, ptr addrspace(5) %alloca
store i32 1, ptr addrspace(5) %gep1
%gep2 = getelementptr [2 x [2 x i32]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 %index
%load = load i32, ptr addrspace(5) %gep2
store i32 %load, ptr addrspace(1) %out
ret void
}
define amdgpu_kernel void @i64_array_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%alloca = alloca [2 x [2 x i64]], addrspace(5)
%gep1 = getelementptr [2 x [2 x i64]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 1
store i64 0, ptr addrspace(5) %alloca
store i64 1, ptr addrspace(5) %gep1
%gep2 = getelementptr [2 x [2 x i64]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 %index
%load = load i64, ptr addrspace(5) %gep2
store i64 %load, ptr addrspace(1) %out
ret void
}
%struct.pair32 = type { i32, i32 }
define amdgpu_kernel void @struct_array_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%alloca = alloca [2 x [2 x %struct.pair32]], addrspace(5)
%gep0 = getelementptr [2 x [2 x %struct.pair32]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 0, i32 1
%gep1 = getelementptr [2 x [2 x %struct.pair32]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 1, i32 1
store i32 0, ptr addrspace(5) %gep0
store i32 1, ptr addrspace(5) %gep1
%gep2 = getelementptr [2 x [2 x %struct.pair32]], ptr addrspace(5) %alloca, i32 0, i32 0, i32 %index, i32 0
%load = load i32, ptr addrspace(5) %gep2
store i32 %load, ptr addrspace(1) %out
ret void
}
define amdgpu_kernel void @struct_pair32_array(ptr addrspace(1) %out, i32 %index) #0 {
entry:
%alloca = alloca [2 x %struct.pair32], addrspace(5)
%gep0 = getelementptr [2 x %struct.pair32], ptr addrspace(5) %alloca, i32 0, i32 0, i32 1
%gep1 = getelementptr [2 x %struct.pair32], ptr addrspace(5) %alloca, i32 0, i32 1, i32 0
store i32 0, ptr addrspace(5) %gep0
store i32 1, ptr addrspace(5) %gep1
%gep2 = getelementptr [2 x %struct.pair32], ptr addrspace(5) %alloca, i32 0, i32 %index, i32 0
%load = load i32, ptr addrspace(5) %gep2
store i32 %load, ptr addrspace(1) %out
ret void
}
define amdgpu_kernel void @select_private(ptr addrspace(1) %out, i32 %in) nounwind {
entry:
%tmp = alloca [2 x i32], addrspace(5)
%tmp2 = getelementptr [2 x i32], ptr addrspace(5) %tmp, i32 0, i32 1
store i32 0, ptr addrspace(5) %tmp
store i32 1, ptr addrspace(5) %tmp2
%cmp = icmp eq i32 %in, 0
%sel = select i1 %cmp, ptr addrspace(5) %tmp, ptr addrspace(5) %tmp2
%load = load i32, ptr addrspace(5) %sel
store i32 %load, ptr addrspace(1) %out
ret void
}
; AMDGPUPromoteAlloca does not know how to handle ptrtoint. When it
; finds one, it should stop trying to promote.
; FUNC-LABEL: ptrtoint:
; SI-NOT: ds_write
; SI: buffer_store_dword v{{[0-9]+}}, v{{[0-9]+}}, s[{{[0-9]+:[0-9]+}}], 0 offen
; SI: v_add_{{[iu]}}32_e32 [[ADD_OFFSET:v[0-9]+]], vcc, 5,
; SI: buffer_load_dword v{{[0-9]+}}, [[ADD_OFFSET:v[0-9]+]], s[{{[0-9]+:[0-9]+}}], 0 offen ;
define amdgpu_kernel void @ptrtoint(ptr addrspace(1) %out, i32 %a, i32 %b) #0 {
%alloca = alloca [16 x i32], addrspace(5)
%tmp0 = getelementptr [16 x i32], ptr addrspace(5) %alloca, i32 0, i32 %a
store i32 5, ptr addrspace(5) %tmp0
%tmp1 = ptrtoint ptr addrspace(5) %alloca to i32
%tmp2 = add i32 %tmp1, 5
%tmp3 = inttoptr i32 %tmp2 to ptr addrspace(5)
%tmp4 = getelementptr i32, ptr addrspace(5) %tmp3, i32 %b
%tmp5 = load i32, ptr addrspace(5) %tmp4
store i32 %tmp5, ptr addrspace(1) %out
ret void
}
; OPT-LABEL: @pointer_typed_alloca(
; OPT: getelementptr inbounds [256 x ptr addrspace(1)], ptr addrspace(3) @pointer_typed_alloca.A.addr, i32 0, i32 %{{[0-9]+}}
; OPT: load ptr addrspace(1), ptr addrspace(3) %{{[0-9]+}}, align 4
define amdgpu_kernel void @pointer_typed_alloca(ptr addrspace(1) %A) #1 {
entry:
%A.addr = alloca ptr addrspace(1), align 4, addrspace(5)
store ptr addrspace(1) %A, ptr addrspace(5) %A.addr, align 4
%ld0 = load ptr addrspace(1), ptr addrspace(5) %A.addr, align 4
store i32 1, ptr addrspace(1) %ld0, align 4
%ld1 = load ptr addrspace(1), ptr addrspace(5) %A.addr, align 4
%arrayidx1 = getelementptr inbounds i32, ptr addrspace(1) %ld1, i32 1
store i32 2, ptr addrspace(1) %arrayidx1, align 4
%ld2 = load ptr addrspace(1), ptr addrspace(5) %A.addr, align 4
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %ld2, i32 2
store i32 3, ptr addrspace(1) %arrayidx2, align 4
ret void
}
; FUNC-LABEL: v16i32_stack:
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
define amdgpu_kernel void @v16i32_stack(ptr addrspace(1) %out, i32 %a) {
%alloca = alloca [2 x <16 x i32>], addrspace(5)
%tmp0 = getelementptr [2 x <16 x i32>], ptr addrspace(5) %alloca, i32 0, i32 %a
%tmp5 = load <16 x i32>, ptr addrspace(5) %tmp0
store <16 x i32> %tmp5, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: v16float_stack:
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; R600: MOVA_INT
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
; SI: buffer_load_dword
define amdgpu_kernel void @v16float_stack(ptr addrspace(1) %out, i32 %a) {
%alloca = alloca [2 x <16 x float>], addrspace(5)
%tmp0 = getelementptr [2 x <16 x float>], ptr addrspace(5) %alloca, i32 0, i32 %a
%tmp5 = load <16 x float>, ptr addrspace(5) %tmp0
store <16 x float> %tmp5, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: v2float_stack:
; R600: MOVA_INT
; R600: MOVA_INT
; SI: buffer_load_dword
; SI: buffer_load_dword
define amdgpu_kernel void @v2float_stack(ptr addrspace(1) %out, i32 %a) {
%alloca = alloca [16 x <2 x float>], addrspace(5)
%tmp0 = getelementptr [16 x <2 x float>], ptr addrspace(5) %alloca, i32 0, i32 %a
%tmp5 = load <2 x float>, ptr addrspace(5) %tmp0
store <2 x float> %tmp5, ptr addrspace(1) %out
ret void
}
; OPT-LABEL: @direct_alloca_read_0xi32(
; OPT: store [0 x i32] undef, ptr addrspace(3)
; OPT: load [0 x i32], ptr addrspace(3)
define amdgpu_kernel void @direct_alloca_read_0xi32(ptr addrspace(1) %out, i32 %index) {
entry:
%tmp = alloca [0 x i32], addrspace(5)
store [0 x i32] [], ptr addrspace(5) %tmp
%load = load [0 x i32], ptr addrspace(5) %tmp
store [0 x i32] %load, ptr addrspace(1) %out
ret void
}
; OPT-LABEL: @direct_alloca_read_1xi32(
; OPT: store [1 x i32] zeroinitializer, ptr addrspace(3)
; OPT: load [1 x i32], ptr addrspace(3)
define amdgpu_kernel void @direct_alloca_read_1xi32(ptr addrspace(1) %out, i32 %index) {
entry:
%tmp = alloca [1 x i32], addrspace(5)
store [1 x i32] [i32 0], ptr addrspace(5) %tmp
%load = load [1 x i32], ptr addrspace(5) %tmp
store [1 x i32] %load, ptr addrspace(1) %out
ret void
}
attributes #0 = { nounwind "amdgpu-waves-per-eu"="1,2" "amdgpu-flat-work-group-size"="1,256" }
attributes #1 = { nounwind "amdgpu-flat-work-group-size"="1,256" }
!llvm.module.flags = !{!99}
!99 = !{i32 1, !"amdhsa_code_object_version", i32 400}
; HSAOPT: !1 = !{}
|