xref: /llvm-project/llvm/test/Transforms/OpenMP/always_inline_device.ll (revision 07ed8187acc31ac3f4779da452864a29d48799ac)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-attributes --check-globals
2; RUN: opt < %s -S -passes=openmp-opt -openmp-opt-inline-device | FileCheck %s
3
4%struct.ident_t = type { i32, i32, i32, i32, ptr }
5%struct.KernelEnvironmentTy = type { %struct.ConfigurationEnvironmentTy, ptr, ptr }
6%struct.ConfigurationEnvironmentTy = type { i8, i8, i8, i32, i32, i32, i32, i32, i32 }
7@0 = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1
8@1 = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @0 }, align 8
9@G = external global i8
10
11@kernel_environment = local_unnamed_addr constant %struct.KernelEnvironmentTy { %struct.ConfigurationEnvironmentTy { i8 1, i8 0, i8 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @1, ptr null }
12
13; Function Attrs: convergent norecurse nounwind
14;.
15; CHECK: @[[GLOB0:[0-9]+]] = private unnamed_addr constant [23 x i8] c"
16; CHECK: @[[GLOB1:[0-9]+]] = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @[[GLOB0]] }, align 8
17; CHECK: @G = external global i8
18; CHECK: @kernel_environment = local_unnamed_addr constant %struct.KernelEnvironmentTy { %struct.ConfigurationEnvironmentTy { i8 0, i8 0, i8 3, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0 }, ptr @[[GLOB1]], ptr null }
19;.
20define weak ptx_kernel void @__omp_offloading_fd02_c0934fc2_foo_l4(ptr %dyn) #0 {
21; CHECK: Function Attrs: norecurse nounwind
22; CHECK-LABEL: @__omp_offloading_fd02_c0934fc2_foo_l4(
23; CHECK-NEXT:  entry:
24; CHECK-NEXT:    [[TMP0:%.*]] = call i32 @__kmpc_target_init(ptr @kernel_environment, ptr [[DYN:%.*]])
25; CHECK-NEXT:    [[THREAD_ID_IN_BLOCK:%.*]] = call i32 @__kmpc_get_hardware_thread_id_in_block()
26; CHECK-NEXT:    [[THREAD_IS_MAIN:%.*]] = icmp ne i32 [[THREAD_ID_IN_BLOCK]], 0
27; CHECK-NEXT:    br i1 [[THREAD_IS_MAIN]], label [[EXIT_THREADS:%.*]], label [[MAIN_THREAD_USER_CODE:%.*]]
28; CHECK:       exit.threads:
29; CHECK-NEXT:    ret void
30; CHECK:       main.thread.user_code:
31; CHECK-NEXT:    [[EXEC_USER_CODE:%.*]] = icmp eq i32 [[TMP0]], -1
32; CHECK-NEXT:    br i1 [[EXEC_USER_CODE]], label [[USER_CODE_ENTRY:%.*]], label [[WORKER_EXIT:%.*]]
33; CHECK:       user_code.entry:
34; CHECK-NEXT:    store i8 1, ptr @G, align 1
35; CHECK-NEXT:    call void @__kmpc_target_deinit()
36; CHECK-NEXT:    ret void
37; CHECK:       worker.exit:
38; CHECK-NEXT:    ret void
39;
40entry:
41  %0 = call i32 @__kmpc_target_init(ptr @kernel_environment, ptr %dyn)
42  %exec_user_code = icmp eq i32 %0, -1
43  br i1 %exec_user_code, label %user_code.entry, label %worker.exit
44
45user_code.entry:                                  ; preds = %entry
46  ; Ensure we see a 0 here as the kernel doesn't have parallel regions and we want
47  ; generic execution.
48  ; TODO: This is not perfect. We should rather go for SPMD mode and tell the runtime
49  ;       to only spawn a single thread. Further, we then should not guard any code.
50  %isSPMD = call i8 @__kmpc_is_spmd_exec_mode()
51  store i8 %isSPMD, ptr @G
52  call void @bar() #2
53  call void @__kmpc_target_deinit()
54  ret void
55
56worker.exit:                                      ; preds = %entry
57  ret void
58}
59
60declare i8 @__kmpc_is_spmd_exec_mode()
61
62declare i32 @__kmpc_target_init(ptr, ptr)
63
64declare void @__kmpc_target_deinit()
65
66; Function Attrs: convergent nounwind
67define hidden void @bar() #1 {
68; CHECK: Function Attrs: alwaysinline convergent nounwind
69; CHECK-LABEL: @bar(
70; CHECK-NEXT:  entry:
71; CHECK-NEXT:    ret void
72;
73entry:
74  ret void
75}
76
77attributes #0 = { convergent norecurse nounwind "kernel" "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="sm_70" "target-features"="+ptx32,+sm_70" }
78attributes #1 = { convergent nounwind "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="sm_70" "target-features"="+ptx32,+sm_70" }
79attributes #2 = { convergent }
80
81!omp_offload.info = !{!0}
82!llvm.module.flags = !{!2, !3, !4, !5, !6}
83!llvm.ident = !{!7}
84
85!0 = !{i32 0, i32 64770, i32 -1064087614, !"foo", i32 4, i32 0}
86!2 = !{i32 1, !"wchar_size", i32 4}
87!3 = !{i32 7, !"openmp", i32 50}
88!4 = !{i32 7, !"openmp-device", i32 50}
89!5 = !{i32 7, !"PIC Level", i32 2}
90!6 = !{i32 7, !"frame-pointer", i32 2}
91!7 = !{!"clang version 14.0.0"}
92;.
93; CHECK: attributes #[[ATTR0:[0-9]+]] = { norecurse nounwind "frame-pointer"="all" "kernel" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="sm_70" "target-features"="+ptx32,+sm_70" }
94; CHECK: attributes #[[ATTR1:[0-9]+]] = { alwaysinline convergent nounwind "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="sm_70" "target-features"="+ptx32,+sm_70" }
95; CHECK: attributes #[[ATTR2:[0-9]+]] = { nounwind }
96;.
97; CHECK: [[META0:![0-9]+]] = !{i32 0, i32 64770, i32 -1064087614, !"foo", i32 4, i32 0}
98; CHECK: [[META1:![0-9]+]] = !{i32 1, !"wchar_size", i32 4}
99; CHECK: [[META2:![0-9]+]] = !{i32 7, !"openmp", i32 50}
100; CHECK: [[META3:![0-9]+]] = !{i32 7, !"openmp-device", i32 50}
101; CHECK: [[META4:![0-9]+]] = !{i32 8, !"PIC Level", i32 2}
102; CHECK: [[META5:![0-9]+]] = !{i32 7, !"frame-pointer", i32 2}
103; CHECK: [[META6:![0-9]+]] = !{!"{{.*}}clang version {{.*}}"}
104;.
105