xref: /llvm-project/llvm/test/Transforms/OpenMP/values_in_offload_arrays.alloca.ll (revision 32f9983c064557883223b585810eac3c6797d500)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -passes=openmp-opt-cgscc -aa-pipeline=basic-aa -openmp-hide-memory-transfer-latency < %s | FileCheck %s
3
4target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-p7:160:256:256:32-p8:128:128-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1-ni:7:8:9"
5
6@.__omp_offloading_heavyComputation.region_id = weak constant i8 0
7@.offload_maptypes. = private unnamed_addr constant [2 x i64] [i64 35, i64 35]
8
9%struct.ident_t = type { i32, i32, i32, i32, ptr }
10
11@.str = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1
12@0 = private unnamed_addr global %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @.str }, align 8
13
14;int heavyComputation(ptr a, unsigned size) {
15;  int random = rand() % 7;
16;
17;  //#pragma omp target data map(a[0:size], size)
18;  ptr args[2];
19;  args[0] = &a;
20;  args[1] = &size;
21;  __tgt_target_data_begin(..., args, ...)
22;
23;  #pragma omp target teams
24;  for (int i = 0; i < size; ++i) {
25;    a[i] = ++aptr 3.141624;
26;  }
27;
28;  return random;
29;}
30define dso_local i32 @heavyComputation(ptr %a, i32 %size) {
31; CHECK-LABEL: @heavyComputation(
32; CHECK-NEXT:  entry:
33; CHECK-NEXT:    [[SIZE_ADDR:%.*]] = alloca i32, align 4, addrspace(5)
34; CHECK-NEXT:    [[DOTOFFLOAD_BASEPTRS:%.*]] = alloca [2 x ptr], align 8, addrspace(5)
35; CHECK-NEXT:    [[DOTOFFLOAD_PTRS:%.*]] = alloca [2 x ptr], align 8, addrspace(5)
36; CHECK-NEXT:    [[DOTOFFLOAD_SIZES:%.*]] = alloca [2 x i64], align 8, addrspace(5)
37; CHECK-NEXT:    [[HANDLE:%.*]] = alloca [[STRUCT___TGT_ASYNC_INFO:%.*]], align 8, addrspace(5)
38; CHECK-NEXT:    [[TMP0:%.*]] = addrspacecast ptr addrspace(5) [[HANDLE]] to ptr
39; CHECK-NEXT:    store i32 [[SIZE:%.*]], ptr addrspace(5) [[SIZE_ADDR]], align 4
40; CHECK-NEXT:    [[CALL:%.*]] = tail call i32 (...) @rand()
41; CHECK-NEXT:    [[CONV:%.*]] = zext i32 [[SIZE]] to i64
42; CHECK-NEXT:    [[SHL:%.*]] = shl nuw nsw i64 [[CONV]], 3
43; CHECK-NEXT:    store ptr [[A:%.*]], ptr addrspace(5) [[DOTOFFLOAD_BASEPTRS]], align 8
44; CHECK-NEXT:    store ptr [[A]], ptr addrspace(5) [[DOTOFFLOAD_PTRS]], align 8
45; CHECK-NEXT:    store i64 [[SHL]], ptr addrspace(5) [[DOTOFFLOAD_SIZES]], align 8
46; CHECK-NEXT:    [[GEP0:%.*]] = getelementptr inbounds [2 x ptr], ptr addrspace(5) [[DOTOFFLOAD_BASEPTRS]], i64 0, i64 1
47; CHECK-NEXT:    store ptr addrspace(5) [[SIZE_ADDR]], ptr addrspace(5) [[GEP0]], align 8
48; CHECK-NEXT:    [[GEP1:%.*]] = getelementptr inbounds [2 x ptr], ptr addrspace(5) [[DOTOFFLOAD_PTRS]], i64 0, i64 1
49; CHECK-NEXT:    store ptr addrspace(5) [[SIZE_ADDR]], ptr addrspace(5) [[GEP1]], align 8
50; CHECK-NEXT:    [[GEP2:%.*]] = getelementptr inbounds [2 x i64], ptr addrspace(5) [[DOTOFFLOAD_SIZES]], i64 0, i64 1
51; CHECK-NEXT:    store i64 4, ptr addrspace(5) [[GEP2]], align 8
52; CHECK-NEXT:    [[DOTOFFLOAD_BASEPTRS_FLAT:%.*]] = addrspacecast ptr addrspace(5) [[DOTOFFLOAD_BASEPTRS]] to ptr
53; CHECK-NEXT:    [[DOTOFFLOAD_PTRS_FLAT:%.*]] = addrspacecast ptr addrspace(5) [[DOTOFFLOAD_PTRS]] to ptr
54; CHECK-NEXT:    [[DOTOFFLOAD_SIZES_FLAT:%.*]] = addrspacecast ptr addrspace(5) [[DOTOFFLOAD_SIZES]] to ptr
55; CHECK-NEXT:    call void @__tgt_target_data_begin_mapper_issue(ptr @[[GLOB0:[0-9]+]], i64 -1, i32 2, ptr [[DOTOFFLOAD_BASEPTRS_FLAT]], ptr [[DOTOFFLOAD_PTRS_FLAT]], ptr [[DOTOFFLOAD_SIZES_FLAT]], ptr @.offload_maptypes., ptr null, ptr null, ptr [[TMP0]])
56; CHECK-NEXT:    [[REM:%.*]] = srem i32 [[CALL]], 7
57; CHECK-NEXT:    call void @__tgt_target_data_begin_mapper_wait(i64 -1, ptr [[TMP0]])
58; CHECK-NEXT:    call void @__tgt_target_data_end_mapper(ptr @[[GLOB0]], i64 -1, i32 2, ptr nonnull [[DOTOFFLOAD_BASEPTRS_FLAT]], ptr nonnull [[DOTOFFLOAD_PTRS_FLAT]], ptr nonnull [[DOTOFFLOAD_SIZES_FLAT]], ptr @.offload_maptypes., ptr null, ptr null)
59; CHECK-NEXT:    ret i32 [[REM]]
60;
61entry:
62  %size.addr = alloca i32, align 4, addrspace(5)
63  %.offload_baseptrs = alloca [2 x ptr], align 8, addrspace(5)
64  %.offload_ptrs = alloca [2 x ptr], align 8, addrspace(5)
65  %.offload_sizes = alloca [2 x i64], align 8, addrspace(5)
66  store i32 %size, ptr addrspace(5) %size.addr, align 4
67  %call = tail call i32 (...) @rand()
68  %conv = zext i32 %size to i64
69  %shl = shl nuw nsw i64 %conv, 3
70  store ptr %a, ptr addrspace(5) %.offload_baseptrs, align 8
71  store ptr %a, ptr addrspace(5) %.offload_ptrs, align 8
72  store i64 %shl, ptr addrspace(5) %.offload_sizes, align 8
73  %gep0 = getelementptr inbounds [2 x ptr], ptr addrspace(5) %.offload_baseptrs, i64 0, i64 1
74  store ptr addrspace(5) %size.addr, ptr addrspace(5) %gep0, align 8
75  %gep1 = getelementptr inbounds [2 x ptr], ptr addrspace(5) %.offload_ptrs, i64 0, i64 1
76  store ptr addrspace(5) %size.addr, ptr addrspace(5) %gep1, align 8
77  %gep2 = getelementptr inbounds [2 x i64], ptr addrspace(5) %.offload_sizes, i64 0, i64 1
78  store i64 4, ptr addrspace(5) %gep2, align 8
79  %.offload_baseptrs.flat = addrspacecast ptr addrspace(5) %.offload_baseptrs to ptr
80  %.offload_ptrs.flat = addrspacecast ptr addrspace(5) %.offload_ptrs to ptr
81  %.offload_sizes.flat = addrspacecast ptr addrspace(5) %.offload_sizes to ptr
82  call void @__tgt_target_data_begin_mapper(ptr @0, i64 -1, i32 2, ptr nonnull %.offload_baseptrs.flat, ptr nonnull %.offload_ptrs.flat, ptr nonnull %.offload_sizes.flat, ptr @.offload_maptypes., ptr null, ptr null)
83  %rem = srem i32 %call, 7
84  call void @__tgt_target_data_end_mapper(ptr @0, i64 -1, i32 2, ptr nonnull %.offload_baseptrs.flat, ptr nonnull %.offload_ptrs.flat, ptr nonnull %.offload_sizes.flat, ptr @.offload_maptypes., ptr null, ptr null)
85  ret i32 %rem
86}
87
88declare void @__tgt_target_data_begin_mapper(ptr, i64, i32, ptr, ptr, ptr, ptr, ptr, ptr)
89declare void @__tgt_target_data_end_mapper(ptr, i64, i32, ptr, ptr, ptr, ptr, ptr, ptr)
90
91declare dso_local i32 @rand(...)
92
93!llvm.module.flags = !{!0}
94
95!0 = !{i32 7, !"openmp", i32 50}
96