xref: /llvm-project/llvm/test/Transforms/OpenMP/icv_remarks.ll (revision aa8e9fac2a14bc7f0eb9aac20994d0c310d1ae92) 
1; RUN: opt -passes=openmp-opt-cgscc -pass-remarks-analysis=openmp-opt -openmp-print-icv-values -disable-output < %s 2>&1 | FileCheck %s
2
3; ModuleID = 'icv_remarks.c'
4source_filename = "icv_remarks.c"
5target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
6target triple = "x86_64-unknown-linux-gnu"
7
8%struct.ident_t = type { i32, i32, i32, i32, ptr }
9
10@.str = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1
11@0 = private unnamed_addr constant %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @.str }, align 8
12@1 = private unnamed_addr constant [26 x i8] c";icv_remarks.c;foo;18;1;;\00", align 1
13
14; CHECK-DAG: remark: icv_remarks.c:12:0: OpenMP ICV nthreads Value: IMPLEMENTATION_DEFINED
15; CHECK-DAG: remark: icv_remarks.c:12:0: OpenMP ICV active_levels Value: 0
16; CHECK-DAG: remark: icv_remarks.c:12:0: OpenMP ICV cancel Value: 0
17define dso_local void @foo(i32 %a) local_unnamed_addr #0 !dbg !17 {
18entry:
19  %.kmpc_loc.addr = alloca %struct.ident_t, align 8
20  call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 8 dereferenceable(24) %.kmpc_loc.addr, ptr nonnull align 8 dereferenceable(24) @0, i64 16, i1 false)
21  call void @llvm.dbg.value(metadata i32 %a, metadata !19, metadata !DIExpression()), !dbg !21
22  tail call void @omp_set_num_threads(i32 %a) #1, !dbg !22
23  %call = tail call i32 @omp_get_max_threads() #1, !dbg !23
24  call void @llvm.dbg.value(metadata i32 %call, metadata !20, metadata !DIExpression()), !dbg !21
25  tail call void @use(i32 %call) #1, !dbg !24
26  %0 = getelementptr inbounds %struct.ident_t, ptr %.kmpc_loc.addr, i64 0, i32 4, !dbg !25
27  store ptr @1, ptr %0, align 8, !dbg !25, !tbaa !26
28  call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr nonnull %.kmpc_loc.addr, i32 0, ptr @.omp_outlined.) #1, !dbg !25
29  ret void, !dbg !32
30}
31
32declare !dbg !4 dso_local void @omp_set_num_threads(i32) local_unnamed_addr #1
33
34declare !dbg !9 dso_local i32 @omp_get_max_threads() local_unnamed_addr #1
35
36declare !dbg !12 dso_local void @use(i32) local_unnamed_addr #2
37
38; CHECK-DAG: remark: icv_remarks.c:18:0: OpenMP ICV nthreads Value: IMPLEMENTATION_DEFINED
39; CHECK-DAG: remark: icv_remarks.c:18:0: OpenMP ICV active_levels Value: 0
40; CHECK-DAG: remark: icv_remarks.c:18:0: OpenMP ICV cancel Value: 0
41define internal void @.omp_outlined.(ptr noalias nocapture readnone %.global_tid., ptr noalias nocapture readnone %.bound_tid.) #3 !dbg !33 {
42entry:
43  call void @llvm.dbg.value(metadata ptr %.global_tid., metadata !41, metadata !DIExpression()), !dbg !43
44  call void @llvm.dbg.value(metadata ptr %.bound_tid., metadata !42, metadata !DIExpression()), !dbg !43
45  call void @llvm.dbg.value(metadata ptr undef, metadata !44, metadata !DIExpression()) #1, !dbg !50
46  call void @llvm.dbg.value(metadata ptr undef, metadata !47, metadata !DIExpression()) #1, !dbg !50
47  tail call void @omp_set_num_threads(i32 10) #1, !dbg !52
48  %call.i = tail call i32 @omp_get_max_threads() #1, !dbg !53
49  call void @llvm.dbg.value(metadata i32 %call.i, metadata !48, metadata !DIExpression()) #1, !dbg !54
50  tail call void @use(i32 %call.i) #1, !dbg !55
51  ret void, !dbg !56
52}
53
54declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4
55
56declare !callback !57 dso_local void @__kmpc_fork_call(ptr, i32, ptr, ...) local_unnamed_addr #1
57
58declare void @llvm.dbg.value(metadata, metadata, metadata) #5
59
60attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
61attributes #1 = { nounwind }
62attributes #2 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
63attributes #3 = { norecurse nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
64attributes #4 = { argmemonly nounwind willreturn }
65attributes #5 = { nounwind readnone speculatable willreturn }
66
67!llvm.dbg.cu = !{!0}
68!llvm.module.flags = !{!13, !14, !15, !59}
69!llvm.ident = !{!16}
70
71!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 11.0.0 (https://github.com/llvm/llvm-project.git 73cea83a6f5ab521edf3cccfc603534776d691ec)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, splitDebugInlining: false, nameTableKind: None)
72!1 = !DIFile(filename: "icv_remarks.c", directory: "/tmp")
73!2 = !{}
74!3 = !{!4, !9, !12}
75!4 = !DISubprogram(name: "omp_set_num_threads", scope: !5, file: !5, line: 57, type: !6, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
76!5 = !DIFile(filename: "/usr/local/lib/clang/11.0.0/include/omp.h", directory: "")
77!6 = !DISubroutineType(types: !7)
78!7 = !{null, !8}
79!8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
80!9 = !DISubprogram(name: "omp_get_max_threads", scope: !5, file: !5, line: 67, type: !10, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
81!10 = !DISubroutineType(types: !11)
82!11 = !{!8}
83!12 = !DISubprogram(name: "use", scope: !1, file: !1, line: 10, type: !6, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
84!13 = !{i32 7, !"Dwarf Version", i32 4}
85!14 = !{i32 2, !"Debug Info Version", i32 3}
86!15 = !{i32 1, !"wchar_size", i32 4}
87!16 = !{!"clang version 11.0.0 (https://github.com/llvm/llvm-project.git 73cea83a6f5ab521edf3cccfc603534776d691ec)"}
88!17 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 12, type: !6, scopeLine: 12, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !18)
89!18 = !{!19, !20}
90!19 = !DILocalVariable(name: "a", arg: 1, scope: !17, file: !1, line: 12, type: !8)
91!20 = !DILocalVariable(name: "num", scope: !17, file: !1, line: 15, type: !8)
92!21 = !DILocation(line: 0, scope: !17)
93!22 = !DILocation(line: 13, column: 3, scope: !17)
94!23 = !DILocation(line: 15, column: 13, scope: !17)
95!24 = !DILocation(line: 17, column: 3, scope: !17)
96!25 = !DILocation(line: 18, column: 1, scope: !17)
97!26 = !{!27, !31, i64 16}
98!27 = !{!"ident_t", !28, i64 0, !28, i64 4, !28, i64 8, !28, i64 12, !31, i64 16}
99!28 = !{!"int", !29, i64 0}
100!29 = !{!"omnipotent char", !30, i64 0}
101!30 = !{!"Simple C/C++ TBAA"}
102!31 = !{!"any pointer", !29, i64 0}
103!32 = !DILocation(line: 24, column: 1, scope: !17)
104!33 = distinct !DISubprogram(name: ".omp_outlined.", scope: !1, file: !1, line: 18, type: !34, scopeLine: 18, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !40)
105!34 = !DISubroutineType(types: !35)
106!35 = !{null, !36, !36}
107!36 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !37)
108!37 = !DIDerivedType(tag: DW_TAG_restrict_type, baseType: !38)
109!38 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !39, size: 64)
110!39 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !8)
111!40 = !{!41, !42}
112!41 = !DILocalVariable(name: ".global_tid.", arg: 1, scope: !33, type: !36, flags: DIFlagArtificial)
113!42 = !DILocalVariable(name: ".bound_tid.", arg: 2, scope: !33, type: !36, flags: DIFlagArtificial)
114!43 = !DILocation(line: 0, scope: !33)
115!44 = !DILocalVariable(name: ".global_tid.", arg: 1, scope: !45, type: !36, flags: DIFlagArtificial)
116!45 = distinct !DISubprogram(name: ".omp_outlined._debug__", scope: !1, file: !1, line: 19, type: !34, scopeLine: 19, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !46)
117!46 = !{!44, !47, !48}
118!47 = !DILocalVariable(name: ".bound_tid.", arg: 2, scope: !45, type: !36, flags: DIFlagArtificial)
119!48 = !DILocalVariable(name: "num1", scope: !49, file: !1, line: 21, type: !8)
120!49 = distinct !DILexicalBlock(scope: !45, file: !1, line: 19, column: 3)
121!50 = !DILocation(line: 0, scope: !45, inlinedAt: !51)
122!51 = distinct !DILocation(line: 18, column: 1, scope: !33)
123!52 = !DILocation(line: 20, column: 5, scope: !49, inlinedAt: !51)
124!53 = !DILocation(line: 21, column: 16, scope: !49, inlinedAt: !51)
125!54 = !DILocation(line: 0, scope: !49, inlinedAt: !51)
126!55 = !DILocation(line: 22, column: 5, scope: !49, inlinedAt: !51)
127!56 = !DILocation(line: 18, column: 1, scope: !33)
128!57 = !{!58}
129!58 = !{i64 2, i64 -1, i64 -1, i1 true}
130!59 = !{i32 7, !"openmp", i32 50}
131